/* =========================================================
   智信创联 · ZGT 新一代智能体与决策平台 官网样式
   浅色科技风 · 现代企业级 UI
   ========================================================= */

/* 阿里巴巴普惠体 3.0 · 免费商用 · https://www.alibabafonts.com */
@font-face {
    font-family: "Alibaba PuHuiTi";
    src: url("../fonts/AlibabaPuHuiTi-3-55-Regular.woff2") format("woff2");
    font-weight: 400;
    font-style: normal;
    font-display: optional;
}

@font-face {
    font-family: "Alibaba PuHuiTi";
    src: url("../fonts/AlibabaPuHuiTi-3-85-Bold.woff2") format("woff2");
    font-weight: 700;
    font-style: normal;
    font-display: optional;
}

/* === Critical: prevent nav FOUC & CTA text wrap === */
.btn,
.nav-links a {
    white-space: nowrap;
}

.nav-links {
    flex-wrap: nowrap;
}

.nav-cta .btn-edu,
a.nav-edu-bar {
    flex-shrink: 0;
}

@media (max-width: 960px) {
    .nav-toggle {
        display: flex;
    }

    a.nav-cta-bar,
    a.nav-edu-bar {
        display: inline-flex;
    }

    .nav-panel {
        position: fixed;
        top: var(--header-h);
        left: 0;
        bottom: 0;
        width: min(86vw, 300px);
        height: calc(100dvh - var(--header-h));
        z-index: 2001;
        flex-direction: column;
        align-items: stretch;
        margin-left: 0;
        padding: 16px 16px 32px;
        background: #fff;
        border-right: 1px solid var(--border);
        overflow-y: auto;
        visibility: hidden;
        transform: translateX(-100%);
        pointer-events: none;
    }

    .site-header.nav-open .nav-panel {
        visibility: visible;
        transform: translateX(0);
        pointer-events: auto;
    }
}

@media (min-width: 961px) and (max-width: 1200px) {
    .nav-panel {
        gap: 16px;
    }

    .nav-links a {
        padding: 10px 10px;
        font-size: 15px;
    }

    .nav-cta .btn-edu {
        padding: 10px 14px;
        font-size: 13px;
    }
}

:root {
    /* 主色板 - 深蓝科技 */
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #60a5fa;
    --primary-soft: #dbeafe;

    /* 辅助色 - AI 青色 */
    --accent: #06b6d4;
    --accent-dark: #0891b2;
    --accent-soft: #cffafe;

    /* 强调色 - 紫色（智能体） */
    --purple: #7c3aed;
    --purple-soft: #ede9fe;

    /* 中性色 - 浅色背景 */
    --bg-base: #f8fafc;
    --bg-soft: #f1f5f9;
    --bg-card: #ffffff;
    --bg-glass: rgba(255, 255, 255, 0.65);

    /* 文字 */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #94a3b8;
    --text-on-primary: #ffffff;

    /* 边框与阴影 */
    --border: #e2e8f0;
    --border-soft: #f1f5f9;
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.08);
    --shadow-xl: 0 24px 60px rgba(37, 99, 235, 0.12);

    /* 尺寸 */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --container: 1364px;
    --header-h: 72px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Alibaba PuHuiTi", -apple-system, BlinkMacSystemFont,
        "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-base);
    background-image:
        radial-gradient(at 8% 0%, rgba(37, 99, 235, 0.08) 0px, transparent 50%),
        radial-gradient(at 92% 10%, rgba(6, 182, 212, 0.07) 0px, transparent 50%),
        radial-gradient(at 50% 100%, rgba(124, 58, 237, 0.05) 0px, transparent 50%);
    background-attachment: fixed;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 32px;
}

/* =====================  顶部导航  ===================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-h);
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: saturate(160%) blur(14px);
    -webkit-backdrop-filter: saturate(160%) blur(14px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.6);
    z-index: 1000;
    transition: box-shadow 0.3s ease, background 0.3s ease;
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(255, 255, 255, 0.92);
}

.nav {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.brand {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.brand-logo {
    display: block;
    height: 50px;
    width: auto;
    max-width: min(300px, 52vw);
    object-fit: contain;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 6px;
    align-items: center;
}

.nav-links a {
    display: inline-block;
    padding: 10px 14px;
    font-size: 16.5px;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: 8px;
    transition: all 0.2s ease;
    position: relative;
}

.nav-links a:hover {
    color: var(--primary);
    background: var(--primary-soft);
}

.nav-links a.active {
    color: var(--primary);
    font-weight: 600;
}

.nav-links a.active::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 3px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
}

.nav-panel {
    display: flex;
    align-items: center;
    gap: 40px;
    margin-left: auto;
}

.nav-cta {
    display: flex;
    gap: 12px;
    align-items: center;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 42px;
    height: 42px;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg-card);
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.nav-toggle:hover {
    background: var(--primary-soft);
    border-color: var(--primary-light);
}

.nav-toggle-bar {
    display: block;
    width: 18px;
    height: 2px;
    border-radius: 2px;
    background: var(--text-primary);
    transition: transform 0.25s ease, opacity 0.2s ease;
}

.site-header.nav-open .nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.site-header.nav-open .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}

.site-header.nav-open .nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

body.nav-locked {
    overflow: hidden;
}

body.nav-locked::before {
    content: "";
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.42);
    z-index: 1998;
}

.site-header.nav-open {
    z-index: 2000;
}

a.nav-cta-bar {
    display: none;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 22px;
    font-size: 14.5px;
    font-weight: 600;
    border-radius: 10px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.25s ease;
    white-space: nowrap;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--text-on-primary);
    box-shadow: 0 6px 18px rgba(37, 99, 235, 0.32);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(37, 99, 235, 0.42);
}

.btn-ghost {
    background: var(--bg-card);
    color: var(--text-primary);
    border-color: var(--border);
}

.btn-ghost:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

.btn-edu {
    background: linear-gradient(135deg, var(--accent) 0%, var(--purple) 100%);
    color: var(--text-on-primary);
    box-shadow: 0 6px 18px rgba(6, 182, 212, 0.34);
    border: none;
    outline: none;
    flex-shrink: 0;
}

.nav-cta .btn-edu {
    min-width: 8.75rem;
}

.btn-edu:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(124, 58, 237, 0.38);
}

.btn-edu:focus,
.btn-edu:focus-visible {
    outline: none;
    border: none;
}

.hero-edu-banner {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    padding: 14px 18px;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #ecfeff 0%, #f5f3ff 100%);
    border: 1px solid rgba(6, 182, 212, 0.28);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.hero-edu-banner-text {
    flex: 1;
    min-width: 200px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.hero-edu-banner-text strong {
    color: var(--text-primary);
    font-weight: 700;
}

a.nav-edu-bar {
    display: none;
}

.scenario-card.edu-spotlight {
    border-color: rgba(6, 182, 212, 0.45);
    background: linear-gradient(180deg, rgba(6, 182, 212, 0.08) 0%, var(--bg-card) 42%);
    box-shadow: 0 8px 32px rgba(6, 182, 212, 0.12);
}

.scenario-card.edu-spotlight::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--purple));
}

.scenario-card.edu-spotlight .scenario-tag {
    background: linear-gradient(135deg, var(--accent-soft), var(--purple-soft));
    color: var(--accent-dark);
}

.btn-lg {
    padding: 14px 30px;
    font-size: 15px;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    width: 18px;
    height: 18px;
}

/* =====================  通用版块  ===================== */
.section {
    padding: 110px 0;
    position: relative;
}

.section-tight {
    padding: 80px 0;
}

.metrics-section {
    padding-top: 56px;
}

.section-head {
    text-align: center;
    margin-bottom: 64px;
}

.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: var(--primary-soft);
    color: var(--primary);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 18px;
}

.section-eyebrow .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary);
    animation: pulse 2s infinite;
}

.section-title {
    font-size: 38px;
    font-weight: 800;
    line-height: 1.25;
    color: var(--text-primary);
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.section-title .gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    font-size: 16.5px;
    color: var(--text-secondary);
    max-width: 720px;
    margin: 0 auto;
    line-height: 1.75;
}

/* =====================  Hero  ===================== */
.hero {
    padding-top: calc(var(--header-h) + 90px);
    padding-bottom: 90px;
    position: relative;
    overflow: hidden;
}

.hero-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(37, 99, 235, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37, 99, 235, 0.05) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse at center top, black 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center top, black 0%, transparent 70%);
    pointer-events: none;
}

.hero-inner {
    position: relative;
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-inner > * {
    min-width: 0;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    padding: 7px 16px 7px 8px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 999px;
    box-shadow: var(--shadow-sm);
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    max-width: 100%;
}

.hero-tag-pill {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 11.5px;
    letter-spacing: 0.5px;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.12;
    color: var(--text-primary);
    margin-bottom: 22px;
    letter-spacing: -1.2px;
}

.hero-title .gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 60%, var(--purple) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-desc {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 560px;
}

.hero-actions {
    display: flex;
    gap: 14px;
    margin-bottom: 44px;
    flex-wrap: wrap;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    width: 100%;
}

.hero-stat {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px 18px;
    box-shadow: var(--shadow-sm);
    min-width: 0;
}

.hero-stat-num {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
    line-height: 1.1;
}

.hero-stat-num small {
    font-size: 16px;
    color: var(--text-tertiary);
    font-weight: 600;
    margin-left: 2px;
}

.hero-stat-label {
    font-size: 12.5px;
    color: var(--text-secondary);
    margin-top: 6px;
    line-height: 1.4;
}

/* =====================  Hero 右侧动态架构图  ===================== */
.hero-visual {
    position: relative;
    height: 560px;
}

.diagram {
    position: relative;
    width: 100%;
    height: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: 24px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.diagram::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 10%, rgba(37, 99, 235, 0.08), transparent 40%),
        radial-gradient(circle at 80% 90%, rgba(6, 182, 212, 0.08), transparent 40%);
    pointer-events: none;
}

.diagram-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 2;
    flex-shrink: 0;
}

.diagram-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.live-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #10b981;
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.18);
    animation: pulse 1.8s infinite;
}

.diagram-stage {
    position: relative;
    width: 100%;
    flex: 1 1 auto;
    min-height: 0;
}

.node {
    position: absolute;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 10px 14px;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 138px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    z-index: 3;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    white-space: nowrap;
}

.node:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.node-icon {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex-shrink: 0;
}

.node-icon svg {
    width: 16px;
    height: 16px;
}

.node-user .node-icon { background: linear-gradient(135deg, #6366f1, #8b5cf6); }
.node-os .node-icon   { background: linear-gradient(135deg, var(--primary), var(--accent)); }
.node-a .node-icon    { background: linear-gradient(135deg, #06b6d4, #0ea5e9); }
.node-b .node-icon    { background: linear-gradient(135deg, #f59e0b, #ef4444); }
.node-c .node-icon    { background: linear-gradient(135deg, #10b981, #06b6d4); }
.node-sys .node-icon  { background: linear-gradient(135deg, #475569, #64748b); }

/* 三层垂直布局：用户层 / OS 层 / 子智能体层 */
.node-user { top: 0;        left: 0; }
.node-a    { top: 0;        right: 0; }
.node-os   { top: 38%;      left: 50%; transform: translate(-50%, -50%); min-width: 168px; }
.node-b    { bottom: 0;     left: 0; }
.node-c    { bottom: 0;     right: 0; }
.node-sys  { display: none; }

.node-os {
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.06), rgba(6, 182, 212, 0.04));
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.18);
}

.node-os::after {
    content: "ZGT 决策平台";
    position: absolute;
    bottom: -18px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 10px;
    color: var(--primary);
    font-weight: 600;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.diagram-svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.diagram-svg path {
    fill: none;
    stroke: url(#flowGrad);
    stroke-width: 1.5;
    stroke-dasharray: 6 6;
    animation: dash 1.6s linear infinite;
    opacity: 0.85;
}

@keyframes dash {
    to { stroke-dashoffset: -24; }
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%      { opacity: 0.55; transform: scale(0.92); }
}

/* 任务流转区：作为底部独立条带，不再叠加在节点上 */
.diagram-footer {
    position: relative;
    z-index: 2;
    flex-shrink: 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    border-radius: 14px;
    padding: 14px 16px;
    color: #e2e8f0;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.18);
}

.diagram-footer-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    background: rgba(37, 99, 235, 0.25);
    color: #93c5fd;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.diagram-footer-label::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #60a5fa;
    box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.25);
    animation: pulse 1.6s infinite;
}

.diagram-task {
    font-size: 12.5px;
    font-family: "SF Mono", "Cascadia Code", Consolas, monospace;
    color: #cbd5e1;
    line-height: 1.5;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* =====================  能力卡片网格  ===================== */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 30px 26px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex-shrink: 0;
    box-shadow: 0 8px 18px rgba(37, 99, 235, 0.2);
}

.feature-icon svg { width: 26px; height: 26px; }

.feature-icon.c1 { background: linear-gradient(135deg, #2563eb, #06b6d4); }
.feature-icon.c2 { background: linear-gradient(135deg, #7c3aed, #ec4899); }
.feature-icon.c3 { background: linear-gradient(135deg, #06b6d4, #10b981); }
.feature-icon.c4 { background: linear-gradient(135deg, #f59e0b, #ef4444); }

.feature-head {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 14px;
}

.feature-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0;
}

.feature-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.75;
}

/* =====================  场景方案网格  ===================== */
.scenario-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 22px;
    min-height: 520px;
}

.scenario-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 30px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.scenario-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.scenario-card.feature {
    grid-row: span 2;
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 60%, #0e7490 100%);
    color: #fff;
    border: none;
}

.scenario-card.feature:hover { box-shadow: 0 24px 60px rgba(30, 58, 138, 0.35); }

.scenario-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: nowrap;
}

.scenario-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--primary-soft);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0;
    flex-shrink: 0;
}

.scenario-card.feature .scenario-icon {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
}

.scenario-icon svg { width: 24px; height: 24px; }

.scenario-tag {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    background: var(--primary-soft);
    color: var(--primary);
    margin-bottom: 0;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.scenario-card.feature .scenario-tag {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
}

.scenario-title {
    font-size: 20px;
    font-weight: 700;
    margin-top: 18px;
    margin-bottom: 12px;
    color: inherit;
}

.scenario-card.feature .scenario-title { font-size: 26px; }

.scenario-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.scenario-card.feature .scenario-desc {
    color: rgba(255, 255, 255, 0.85);
    font-size: 15px;
}

.scenario-list {
    list-style: none;
    margin-top: 16px;
}

.scenario-list li {
    font-size: 13.5px;
    padding: 6px 0;
    color: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    gap: 8px;
}

.scenario-list li::before {
    content: "";
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent);
}

/* =====================  数据指标条  ===================== */
.metrics {
    background: linear-gradient(135deg, #ffffff 0%, #eff6ff 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 50px 40px;
    box-shadow: var(--shadow-md);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.metric {
    text-align: center;
    position: relative;
}

.metric + .metric::before {
    content: "";
    position: absolute;
    left: -15px;
    top: 10%;
    height: 80%;
    width: 1px;
    background: linear-gradient(180deg, transparent, var(--border), transparent);
}

.metric-num {
    font-size: 44px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    letter-spacing: -1px;
}

.metric-num small {
    font-size: 22px;
    margin-left: 2px;
}

.metric-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 12px;
}

/* =====================  CTA 条幅  ===================== */
.cta {
    background:
        radial-gradient(circle at 0% 0%, rgba(6, 182, 212, 0.25), transparent 50%),
        radial-gradient(circle at 100% 100%, rgba(124, 58, 237, 0.25), transparent 50%),
        linear-gradient(135deg, #1e3a8a 0%, #1d4ed8 100%);
    border-radius: var(--radius-xl);
    padding: 70px 60px;
    color: #fff;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
}

.cta > * { position: relative; z-index: 1; }

.cta h2 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.cta p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.85);
    max-width: 640px;
    margin: 0 auto 32px;
    line-height: 1.75;
}

.cta .btn-ghost {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.4);
}

.cta .btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
    color: #fff;
}

/* =====================  Footer  ===================== */
.site-footer {
    background: #0f172a;
    color: #cbd5e1;
    padding: 70px 0 30px;
    margin-top: 80px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-brand .brand { margin-bottom: 18px; }
.footer-brand .brand-logo {
    height: 44px;
    max-width: 280px;
}
.footer-about {
    font-size: 13.5px;
    color: #94a3b8;
    line-height: 1.85;
    margin-bottom: 20px;
}

.footer-hotline {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.15), rgba(6, 182, 212, 0.1));
    border: 1px solid rgba(96, 165, 250, 0.25);
    border-radius: 10px;
}

.footer-hotline-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex-shrink: 0;
}

.footer-hotline-icon svg { width: 18px; height: 18px; }

.footer-hotline-text { display: flex; flex-direction: column; line-height: 1.2; }
.footer-hotline-label { font-size: 11.5px; color: #93c5fd; letter-spacing: 0.5px; }
.footer-hotline-num   { font-size: 17px;   color: #fff;    font-weight: 700; letter-spacing: 0.3px; margin-top: 3px; }

.footer-col h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 18px;
}

.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; font-size: 13.5px; color: #94a3b8; }
.footer-col a {
    font-size: 13.5px;
    color: #94a3b8;
    transition: color 0.2s ease;
}
.footer-col a:hover { color: #fff; }

.footer-partner-contact {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.22), rgba(6, 182, 212, 0.14));
    border: 1px solid rgba(96, 165, 250, 0.35);
    border-radius: 14px;
    padding: 14px 16px;
    margin-bottom: 16px;
}

.footer-partner-line {
    margin: 0;
    font-size: 14px;
    color: #cbd5e1;
    line-height: 1.5;
    white-space: nowrap;
}

.footer-partner-line strong {
    color: #fff;
    font-weight: 700;
}

.footer-partner-line a {
    font-size: 16px;
    font-weight: 800;
    color: #fff;
    letter-spacing: 0.4px;
    transition: color 0.2s;
}

.footer-partner-line a:hover { color: #93c5fd; }

.footer-partner-wechat {
    color: #86efac;
    font-weight: 600;
    font-size: 13px;
}

.footer-partner-links { list-style: none; }
.footer-partner-links li { margin-bottom: 10px; font-size: 13.5px; color: #94a3b8; }
.footer-partner-links a { color: #94a3b8; transition: color 0.2s; }
.footer-partner-links a:hover { color: #fff; }

.contact-partner-highlight {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.35), rgba(6, 182, 212, 0.2));
    border: 1px solid rgba(147, 197, 253, 0.35);
    border-radius: 16px;
    padding: 18px 20px;
    margin-bottom: 24px;
}

.contact-partner-line {
    margin: 0;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.5;
    white-space: nowrap;
}

.contact-partner-line strong {
    color: #fff;
    font-weight: 700;
}

.contact-partner-line a {
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    letter-spacing: 0.6px;
    transition: color 0.2s;
}

.contact-partner-line a:hover { color: #dbeafe; }

.contact-partner-wechat {
    color: #86efac;
    font-weight: 600;
    font-size: 14px;
}

/* ---- 分公司展示 ---- */
.footer-offices {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    padding: 32px 0;
    border-top: 1px solid #1e293b;
    border-bottom: 1px solid #1e293b;
    margin-bottom: 24px;
}

.office-card {
    padding: 4px 0;
}

.office-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.office-flag {
    width: 30px;
    height: 22px;
    border-radius: 3px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    letter-spacing: 0.3px;
}

.office-name {
    font-size: 14.5px;
    color: #fff;
    font-weight: 600;
}

.office-name small {
    display: block;
    font-size: 11px;
    color: #64748b;
    margin-top: 2px;
    font-weight: 500;
    letter-spacing: 0.4px;
}

.office-info {
    font-size: 13px;
    color: #94a3b8;
    line-height: 1.85;
}

.office-info-line {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    margin-top: 4px;
}

.office-info-line svg {
    width: 14px;
    height: 14px;
    color: #60a5fa;
    flex-shrink: 0;
    margin-top: 4px;
}

.footer-bottom {
    padding-top: 4px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: #64748b;
}

.footer-bottom a { color: #64748b; transition: color 0.2s ease; }
.footer-bottom a:hover { color: #fff; }

/* =====================  内页 Hero（产品架构）  ===================== */
.page-hero {
    padding-top: calc(var(--header-h) + 80px);
    padding-bottom: 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-hero .container { position: relative; z-index: 1; }

.page-hero-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(37, 99, 235, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37, 99, 235, 0.05) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse at center top, black 0%, transparent 65%);
    -webkit-mask-image: radial-gradient(ellipse at center top, black 0%, transparent 65%);
    pointer-events: none;
}

.page-hero h1 {
    font-size: 50px;
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1.2;
    margin-bottom: 22px;
}

.page-hero .gradient {
    background: linear-gradient(135deg, var(--primary), var(--accent), var(--purple));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.page-hero p {
    font-size: 17px;
    color: var(--text-secondary);
    max-width: 760px;
    margin: 0 auto 36px;
    line-height: 1.85;
}

.external-arch {
    width: min(100%, 1280px);
    margin: 70px auto 0;
    padding: 10px;
    border: 1px solid rgba(37, 99, 235, 0.16);
    border-radius: 30px;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.88), rgba(239, 246, 255, 0.78)),
        var(--bg-card);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.external-arch-frame {
    display: block;
    width: 100%;
    height: min(832px, 80vh);
    min-height: 676px;
    border: 0;
    border-radius: 22px;
    background: #ffffff;
}

.arch-stack {
    width: 100%;
    max-width: 1180px;
    margin: 50px auto 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.arch-layer {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 18px 32px;
    display: flex;
    align-items: center;
    gap: 22px;
    box-shadow: var(--shadow-sm);
    transition: all 0.25s ease;
    text-align: left;
}

.arch-layer:hover {
    transform: translateX(6px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.arch-layer-tag {
    width: 82px;
    flex-shrink: 0;
    font-size: 11px;
    color: var(--text-tertiary);
    font-weight: 600;
    letter-spacing: 0.5px;
}

.arch-layer-name {
    flex: 1 1 280px;
    min-width: 200px;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.arch-layer-name small {
    display: block;
    font-size: 12px;
    color: var(--text-tertiary);
    font-weight: 500;
    margin-top: 2px;
    letter-spacing: 0.3px;
}

.arch-layer-modules {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    flex: 1 1 360px;
    justify-content: flex-end;
    min-width: 280px;
}

.arch-layer-modules span {
    padding: 5px 12px;
    background: var(--bg-soft);
    border-radius: 6px;
    font-size: 12.5px;
    color: var(--text-secondary);
}

.arch-layer.l1 .arch-layer-name { color: var(--primary); }
.arch-layer.l2 { background: linear-gradient(135deg, #eff6ff, #ffffff); border-color: var(--primary-light); }
.arch-layer.l2 .arch-layer-name { color: var(--primary-dark); }

/* =====================  等距 3D 架构分层图 (Isometric)  ===================== */
.arch-iso {
    width: 100%;
    max-width: 1180px;
    margin: 100px auto 0;
    position: relative;
}

.arch-iso-view {
    position: relative;
    width: 100%;
    padding: 68px 0 26px;
    isolation: isolate;
}

.arch-iso-view::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 86px;
    width: min(980px, 92vw);
    height: 520px;
    transform: translateX(-50%);
    background:
        radial-gradient(circle at 50% 18%, rgba(37, 99, 235, 0.14), transparent 34%),
        radial-gradient(circle at 68% 66%, rgba(124, 58, 237, 0.10), transparent 38%);
    filter: blur(6px);
    opacity: 0.85;
    pointer-events: none;
    z-index: -1;
}

.arch-iso-stage {
    position: relative;
    width: 820px;
    height: 660px;
    margin: 0 auto;
    transform-style: preserve-3d;
    perspective: 2800px;
    perspective-origin: 50% 50%;
}

/* 单层板块容器（transform 由 CSS 变量驱动，便于交互态切换） */
.iso-layer {
    --layer-z: 0px;
    --layer-extra-z: 0px;
    --layer-scale: 1;
    --layer-accent: #2563eb;

    position: absolute;
    left: 50%;
    top: 50%;
    width: 660px;
    height: 340px;
    margin-left: -330px;
    margin-top: -170px;
    transform-style: preserve-3d;
    transform: rotateX(58deg) rotateZ(-30deg)
               translate3d(0, 0, calc(var(--layer-z) + var(--layer-extra-z)))
               scale(var(--layer-scale));
    transition:
        transform 0.55s cubic-bezier(.2, .85, .3, 1),
        opacity 0.4s ease,
        filter 0.4s ease;
    cursor: pointer;
    outline: none;
}

.iso-layer::after {
    content: '';
    position: absolute;
    inset: 14px 18px -22px;
    border-radius: 8px;
    background: rgba(15, 23, 42, 0.12);
    filter: blur(22px);
    transform: translateZ(-28px);
    opacity: 0.26;
    pointer-events: none;
    transition: opacity 0.45s ease, filter 0.45s ease, transform 0.55s cubic-bezier(.2, .85, .3, 1);
    z-index: -2;
}

.iso-layer:focus-visible .iso-layer-plate {
    box-shadow:
        0 0 0 3px rgba(124, 58, 237, 0.45),
        0 22px 38px -18px rgba(37, 99, 235, 0.45);
}

/* 各层 Z 轴叠高 —— 四层等距堆叠 */
.iso-layer-agents   { --layer-z:  255px; --layer-accent: #2563eb; }
.iso-layer-models   { --layer-z:  120px; --layer-accent: #0ea5e9; }
.iso-layer-ontology { --layer-z:  -15px; --layer-accent: #7c3aed; }
.iso-layer-data     { --layer-z: -150px; --layer-accent: #1d4ed8; }

/* 入场动画：依次浮入 */
.iso-layer { animation: isoLayerFadeIn 0.7s both; }
.iso-layer-agents   { animation-delay: 0.05s; }
.iso-layer-models   { animation-delay: 0.20s; }
.iso-layer-ontology { animation-delay: 0.35s; }
.iso-layer-data     { animation-delay: 0.50s; }

@keyframes isoLayerFadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* 整个 stage 缓慢呼吸（细微上下浮动），增加生命感 */
.arch-iso-stage {
    animation: isoStageBreathe 6.5s ease-in-out 0.8s infinite;
}

@keyframes isoStageBreathe {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-6px); }
}

/* hover：单层微微浮起 */
.iso-layer:hover {
    --layer-extra-z: 34px;
    --layer-scale: 1.018;
    z-index: 4;
}

.iso-layer:hover .iso-layer-plate {
    border-color: rgba(37, 99, 235, 0.5);
    border-color: color-mix(in srgb, var(--layer-accent) 58%, #ffffff);
    box-shadow:
        0 1px 0 rgba(255,255,255,0.9) inset,
        0 34px 58px -18px rgba(37, 99, 235, 0.34),
        0 0 0 1px rgba(37, 99, 235, 0.18);
    box-shadow:
        0 1px 0 rgba(255,255,255,0.9) inset,
        0 34px 58px -18px color-mix(in srgb, var(--layer-accent) 35%, transparent),
        0 0 0 1px color-mix(in srgb, var(--layer-accent) 22%, transparent);
}

/* 点击放大：某层突出，其他层退到背景 */
.iso-layer.is-expanded {
    --layer-extra-z: 250px;
    --layer-scale: 1.16;
    z-index: 10;
}

.iso-layer.is-expanded .iso-layer-plate {
    border-color: rgba(37, 99, 235, 0.65);
    border-color: color-mix(in srgb, var(--layer-accent) 68%, #ffffff);
    box-shadow:
        0 1px 0 rgba(255,255,255,0.9) inset,
        0 46px 92px -20px rgba(37, 99, 235, 0.48),
        0 0 0 1px rgba(37, 99, 235, 0.22);
    box-shadow:
        0 1px 0 rgba(255,255,255,0.9) inset,
        0 46px 92px -20px color-mix(in srgb, var(--layer-accent) 48%, transparent),
        0 0 0 1px color-mix(in srgb, var(--layer-accent) 26%, transparent);
}

.iso-layer.is-expanded::after {
    opacity: 0.48;
    filter: blur(30px);
    transform: translateZ(-42px) scale(1.05);
}

.iso-layer.is-expanded .iso-layer-label {
    border-color: rgba(37, 99, 235, 0.45);
    border-color: color-mix(in srgb, var(--layer-accent) 55%, #cbd5e1);
    color: var(--layer-accent);
}

.iso-layer.is-dimmed {
    opacity: 0.18;
    filter: blur(1.8px) saturate(0.55);
    pointer-events: none;
}

/* 当某层被放大时，stage 暂停呼吸 */
.arch-iso-stage.has-expanded {
    animation-play-state: paused;
}

/* 板块表面 —— 纯白线稿调 */
.iso-layer-plate {
    position: absolute;
    inset: 0;
    border-radius: 6px;
    background:
        linear-gradient(135deg, rgba(255,255,255,0.98), rgba(248,251,255,0.98)),
        #ffffff;
    border: 1px solid rgba(203, 213, 225, 0.95);
    box-shadow:
        0 1px 0 rgba(255,255,255,0.9) inset,
        0 34px 68px -30px rgba(15, 23, 42, 0.18),
        0 6px 18px -10px rgba(15, 23, 42, 0.08);
    overflow: visible;
    transition:
        border-color 0.35s ease,
        box-shadow 0.45s ease,
        background 0.35s ease;
}

/* 板块栅格底纹（极淡） */
.iso-plate-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(148, 163, 184, 0.10) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, 0.10) 1px, transparent 1px);
    background-size: 32px 32px;
    opacity: 1;
    pointer-events: none;
    border-radius: 6px;
    overflow: hidden;
}

.iso-plate-glow { display: none; }

/* 板块侧面（厚度感，纯灰白） */
.iso-layer-side {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    height: 24px;
    background: linear-gradient(180deg, rgba(226,232,240,0.95) 0%, rgba(203,213,225,0.96) 100%);
    border-radius: 0 0 6px 6px;
    transform-origin: top center;
    transform: rotateX(-90deg);
    opacity: 0.92;
    box-shadow: 0 18px 28px -22px rgba(15, 23, 42, 0.35);
}

.iso-layer-side::before,
.iso-layer-side::after {
    content: '';
    position: absolute;
    top: 0;
    width: 24px;
    height: 100%;
    background: linear-gradient(180deg, #f8fafc, #cbd5e1);
    opacity: 0.72;
}

.iso-layer-side::before { left: 0; }
.iso-layer-side::after { right: 0; }

/* 板块四角螺丝点（增加工业感） */
.iso-layer-plate::before,
.iso-layer-plate::after {
    content: '';
    position: absolute;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #94a3b8;
    box-shadow: 0 0 0 1px rgba(15, 23, 42, 0.06);
}
.iso-layer-plate::before { top: 10px; left: 10px; }
.iso-layer-plate::after  { top: 10px; right: 10px; }

/* 层标签 —— 白底细线框，中文层名格式 */
.iso-layer-label {
    position: absolute;
    left: 16px;
    bottom: 12px;
    padding: 7px 14px;
    background: #ffffff;
    color: #1e293b;
    border: 1px solid #cbd5e1;
    border-radius: 3px;
    font-weight: 600;
    box-shadow: 0 4px 10px -4px rgba(15, 23, 42, 0.12);
    display: inline-flex;
    align-items: baseline;
    gap: 2px;
    z-index: 5;
    transform-origin: left bottom;
    transform: rotateZ(28deg) rotateX(-58deg) translateZ(2px);
    white-space: nowrap;
    letter-spacing: 0.5px;
}

.iso-label-zh {
    font-size: 13.5px;
    color: #1e293b;
    font-weight: 700;
}

.iso-label-en {
    font-size: 12.5px;
    color: #64748b;
    font-weight: 500;
}

/* ============================================================
 * v2 · 线稿插画风组件
 * 风格：白底 + 深蓝线条 + 极少蓝色色块强调
 * ============================================================ */

/* === L4 智能体协作层 · Dashboard 风格装饰 === */
.iso-dash {
    position: absolute;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 3px;
    box-sizing: border-box;
    padding: 8px;
    overflow: hidden;
    z-index: 1;
}

.iso-dash svg {
    display: block;
    width: 100%;
    height: 100%;
    color: #2563eb;
}

.iso-dash-chart    { top: 22px;  left: 22px;  width: 130px; height: 80px; padding: 10px; }
.iso-dash-bars     { top: 22px;  left: 168px; width: 296px; height: 80px; padding: 10px; }
.iso-dash-network  { top: 22px;  left: 480px; width: 156px; height: 80px; padding: 10px; }
.iso-dash-grid     { top: 198px; left: 22px;  width: 150px; height: 88px; padding: 8px; }
.iso-dash-table    { top: 198px; left: 188px; width: 276px; height: 88px; padding: 8px; }
.iso-dash-chess    { top: 198px; left: 480px; width: 156px; height: 88px; padding: 6px; }

/* L4 中央三大模块标签（白底线框，盖在 dashboard 之上） */
.iso-mod {
    position: absolute;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 6px 12px;
    background: #ffffff;
    border: 1px solid #94a3b8;
    border-radius: 3px;
    font-size: 12px;
    font-weight: 700;
    color: #1e293b;
    white-space: nowrap;
    box-shadow: 0 6px 14px -6px rgba(15, 23, 42, 0.18);
    z-index: 3;
}
.iso-mod svg {
    width: 14px;
    height: 14px;
    color: #2563eb;
    flex-shrink: 0;
}
.iso-mod-orch  { top: 112px; left: 50%; transform: translateX(-50%); }
.iso-mod-safe  { top: 158px; left: 38px; }
.iso-mod-multi { top: 158px; right: 38px; }


/* === L3 多模型管理层 · 5 个线条插画图标 === */
.iso-icon {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    width: 110px;
    z-index: 2;
}

.iso-icon-art {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.iso-icon-art svg {
    width: 100%;
    height: 100%;
    color: #1e3a8a;
    stroke-width: 1.4;
}
.iso-icon-art svg .icon-fill { fill: #2563eb; stroke: none; }
.iso-icon-art svg .icon-soft { fill: #dbeafe; stroke: none; }

.iso-icon-label {
    font-size: 12px;
    font-weight: 600;
    color: #1e293b;
    text-align: center;
    line-height: 1.3;
    white-space: nowrap;
    padding: 1px 8px;
    background: rgba(255,255,255,0.85);
    border-radius: 3px;
}

/* L3 五个图标错落分布在板块前缘 */
.iso-icon-m1 { top: 156px; left: 10px;  }   /* 多模态内容生成 */
.iso-icon-m2 { top: 198px; left: 132px; }   /* 多语言数据处理 */
.iso-icon-m3 { top: 240px; left: 274px; }   /* 企业 AI 工具包 */
.iso-icon-m4 { top: 198px; left: 416px; }   /* 多模态语义抽取 */
.iso-icon-m5 { top: 156px; left: 538px; }   /* 多模态语义检索 */

/* === L2 资源中台 · 业务对象 + 连线 + 流程链 + MCP === */

/* 业务对象之间的连接线 SVG */
.iso-conn {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}
.iso-conn path,
.iso-conn line {
    stroke: #94a3b8;
    stroke-width: 1;
    stroke-dasharray: 3 4;
    fill: none;
}

/* 业务对象节点 */
.iso-ent {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    z-index: 2;
}

.iso-ent-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.iso-ent-icon svg {
    width: 100%;
    height: 100%;
    color: #1e3a8a;
    stroke-width: 1.4;
}
.iso-ent-icon svg .icon-fill { fill: #2563eb; stroke: none; }

.iso-ent-label {
    padding: 2px 12px;
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 999px;
    font-size: 11.5px;
    font-weight: 600;
    color: #1e293b;
    white-space: nowrap;
}

/* 7 个业务对象散布，左侧 IT/产品实体，右侧人/事/物实体 */
.iso-ent-cloud    { top: 158px; left: 28px;  }
.iso-ent-stock    { top: 200px; left: 122px; }
.iso-ent-order    { top: 244px; left: 220px; }
.iso-ent-product  { top: 270px; left: 320px; }
.iso-ent-employee { top: 234px; left: 408px; }
.iso-ent-project  { top: 196px; left: 500px; }
.iso-ent-result   { top: 158px; left: 596px; }

/* L2 流程链：本体描述 > 关系链接 > 对象探索 > 行动反馈 */
.iso-flow {
    position: absolute;
    top: 124px;
    right: 24px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 10.5px;
    font-weight: 600;
    color: #1e293b;
    background: rgba(255, 255, 255, 0.95);
    padding: 4px 10px;
    border-radius: 3px;
    z-index: 3;
    white-space: nowrap;
}
.iso-flow i {
    font-style: normal;
    color: #94a3b8;
    font-size: 11px;
    padding: 0 1px;
}

/* MCP 服务标签 */
.iso-mcp-tag {
    position: absolute;
    top: 300px;
    right: 32px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 3px;
    font-size: 11.5px;
    font-weight: 700;
    color: #1e3a8a;
    box-shadow: 0 4px 10px -4px rgba(15, 23, 42, 0.12);
    z-index: 3;
}
.iso-mcp-tag svg { width: 12px; height: 12px; }

/* === L1 数据中台 · 数据集成 / 数据编排 / 知识加工 线条插画卡片 === */
.iso-dcard {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    width: 170px;
    z-index: 2;
}

.iso-dcard-art {
    width: 130px;
    height: 92px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.iso-dcard-art svg {
    width: 100%;
    height: 100%;
    color: #1e3a8a;
    stroke-width: 1.3;
}
.iso-dcard-art svg .icon-fill { fill: #2563eb; stroke: none; }
.iso-dcard-art svg .icon-soft { fill: #dbeafe; stroke: none; }

.iso-dcard-label {
    padding: 3px 14px;
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    color: #1e293b;
    white-space: nowrap;
}

.iso-dcard-d1 { top: 152px; left: 22px;   }
.iso-dcard-d2 { top: 196px; left: 245px;  }
.iso-dcard-d3 { top: 152px; left: 468px;  }

/* === 右侧延伸虚线（参考图特色：板块右缘虚线延伸） === */
.iso-extend {
    position: absolute;
    right: -180px;
    top: 50%;
    width: 180px;
    height: 1px;
    margin-top: -0.5px;
    background-image: linear-gradient(90deg, #7c3aed 0, #7c3aed 6px, transparent 6px, transparent 14px);
    background-size: 14px 1px;
    background-repeat: repeat-x;
    pointer-events: none;
    opacity: 0.7;
    z-index: 4;
}

/* 旧的层间光带不再使用 */
.iso-beam { display: none; }

/* 顶部架构说明 tagline */
.arch-iso-tagline {
    margin-top: 24px;
    display: inline-flex;
    align-items: center;
    gap: 14px;
    padding: 12px 22px;
    background: linear-gradient(135deg, rgba(37,99,235,0.06), rgba(124,58,237,0.06));
    border: 1px solid rgba(37,99,235,0.18);
    border-radius: 999px;
    color: var(--text-primary);
    font-size: 14px;
    width: auto;
    position: relative;
    left: 50%;
    transform: translateX(-50%);
}

.arch-iso-tagline strong {
    color: var(--primary-dark);
    font-weight: 700;
}

.arch-iso-tagline em {
    font-style: normal;
    color: var(--text-secondary);
    font-size: 13px;
}

.iso-tag-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--purple));
    box-shadow: 0 0 10px rgba(124,58,237,0.6);
}

.arch-iso-detail {
    width: min(760px, 92vw);
    margin: 18px auto 0;
    padding: 18px 22px;
    background: rgba(255, 255, 255, 0.86);
    border: 1px solid rgba(203, 213, 225, 0.9);
    border-radius: 18px;
    box-shadow:
        0 18px 42px -26px rgba(15, 23, 42, 0.24),
        0 1px 0 rgba(255,255,255,0.95) inset;
    backdrop-filter: blur(14px);
    text-align: left;
    transform: translateY(0);
    transition:
        border-color 0.35s ease,
        box-shadow 0.35s ease,
        transform 0.35s ease,
        background 0.35s ease;
}

.arch-iso-detail.is-active {
    transform: translateY(-2px);
    border-color: rgba(37, 99, 235, 0.34);
    box-shadow:
        0 24px 58px -30px rgba(37, 99, 235, 0.32),
        0 1px 0 rgba(255,255,255,0.95) inset;
}

.arch-iso-detail-kicker {
    display: block;
    margin-bottom: 6px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--primary);
}

.arch-iso-detail strong {
    display: block;
    color: var(--text-primary);
    font-size: 18px;
    line-height: 1.35;
}

.arch-iso-detail p {
    margin: 8px 0 0;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.8;
}

.arch-iso-detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 13px;
}

.arch-iso-detail-tags span {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 4px 10px;
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(37,99,235,0.08), rgba(14,165,233,0.08));
    border: 1px solid rgba(37,99,235,0.18);
    color: var(--primary-dark);
    font-size: 12px;
    font-weight: 700;
}

/* 桌面默认：3D 视图显示，列表 fallback 隐藏 */
.arch-stack-fallback { display: none; }

/* 中屏适度收缩 */
@media (max-width: 1100px) {
    .arch-iso-stage { transform: scale(0.92); transform-origin: top center; }
}

@media (max-width: 960px) {
    .arch-iso-stage { transform: scale(0.78); transform-origin: top center; height: 520px; }
}

/* 移动端：隐藏 3D 视图，显示列表 */
@media (max-width: 760px) {
    .arch-iso-view { display: none; }
    .arch-stack-fallback {
        display: flex;
        flex-direction: column;
        gap: 14px;
        width: 100%;
        margin-top: 32px;
    }
}

/* =========================================================
   2026 全站体验升级 · 价值路径 / 建设方式 / FAQ / 快捷服务
   ========================================================= */

.skip-link {
    position: fixed;
    top: 10px;
    left: 16px;
    z-index: 3000;
    padding: 10px 16px;
    color: #fff;
    background: var(--primary-dark);
    border-radius: 10px;
    font-weight: 700;
    transform: translateY(-150%);
    transition: transform 0.2s ease;
}

.skip-link:focus {
    transform: translateY(0);
}

.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 2100;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent), var(--purple));
    transform: scaleX(0);
    transform-origin: left center;
    will-change: transform;
}

.value-path-section {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 12% 12%, rgba(37, 99, 235, 0.08), transparent 30%),
        radial-gradient(circle at 88% 80%, rgba(6, 182, 212, 0.08), transparent 28%);
}

.value-path {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    list-style: none;
    margin-top: 48px;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.86);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.value-path-item {
    position: relative;
    min-height: 244px;
    padding: 28px 24px;
}

.value-path-item + .value-path-item {
    border-left: 1px solid var(--border);
}

.value-path-item:not(:last-child)::after {
    content: "→";
    position: absolute;
    top: 34px;
    right: -12px;
    z-index: 2;
    display: grid;
    place-items: center;
    width: 24px;
    height: 24px;
    color: var(--primary);
    background: #fff;
    border: 1px solid var(--primary-soft);
    border-radius: 50%;
    font-size: 13px;
    font-weight: 800;
}

.value-path-no {
    display: block;
    margin-bottom: 34px;
    color: var(--primary);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.12em;
}

.value-path-item h3 {
    margin-bottom: 10px;
    font-size: 19px;
    line-height: 1.35;
}

.value-path-item p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.8;
}

.outcome-strip {
    display: flex;
    align-items: center;
    gap: 28px;
    margin-top: 18px;
    padding: 18px 22px;
    border-radius: var(--radius-md);
    color: #dbeafe;
    background: linear-gradient(120deg, #0f1e46, #12366e 62%, #0b5b75);
    box-shadow: 0 16px 36px rgba(15, 30, 70, 0.18);
}

.outcome-strip-label {
    flex: 0 0 auto;
    color: #fff;
    font-size: 14px;
    font-weight: 800;
}

.outcome-strip-items {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 28px;
}

.outcome-strip-items span {
    position: relative;
    padding-left: 15px;
    font-size: 13px;
}

.outcome-strip-items span::before {
    content: "";
    position: absolute;
    top: 0.72em;
    left: 0;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #67e8f9;
    box-shadow: 0 0 0 4px rgba(103, 232, 249, 0.12);
}

.adoption-section {
    background: linear-gradient(180deg, rgba(241, 245, 249, 0.45), transparent);
}

.adoption-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    margin-top: 44px;
}

.adoption-card {
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 420px;
    padding: 30px;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow-md);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.adoption-card:hover {
    transform: translateY(-6px);
    border-color: rgba(37, 99, 235, 0.3);
    box-shadow: var(--shadow-xl);
}

.adoption-card-featured {
    color: #fff;
    border-color: transparent;
    background:
        radial-gradient(circle at 82% 12%, rgba(34, 211, 238, 0.23), transparent 28%),
        linear-gradient(145deg, #172554, #1e3a8a 54%, #155e75);
    box-shadow: 0 24px 54px rgba(30, 58, 138, 0.24);
}

.adoption-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 34px;
}

.adoption-index {
    color: var(--primary);
    font-size: 28px;
    font-weight: 800;
    line-height: 1;
}

.adoption-card-featured .adoption-index {
    color: #67e8f9;
}

.adoption-tag {
    padding: 6px 10px;
    color: var(--primary-dark);
    background: var(--primary-soft);
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.adoption-card-featured .adoption-tag {
    color: #cffafe;
    background: rgba(103, 232, 249, 0.14);
}

.adoption-card h3 {
    margin-bottom: 12px;
    font-size: 24px;
}

.adoption-card > p {
    min-height: 76px;
    color: var(--text-secondary);
    line-height: 1.75;
}

.adoption-card-featured > p,
.adoption-card-featured li {
    color: #dbeafe;
}

.adoption-card ul {
    display: grid;
    gap: 11px;
    margin: 22px 0 28px;
    padding: 20px 0 0;
    border-top: 1px solid var(--border);
    list-style: none;
}

.adoption-card-featured ul {
    border-color: rgba(255, 255, 255, 0.16);
}

.adoption-card li {
    position: relative;
    padding-left: 22px;
    color: var(--text-secondary);
    font-size: 14px;
}

.adoption-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-dark);
    font-weight: 800;
}

.adoption-card-featured li::before {
    color: #67e8f9;
}

.adoption-card > a {
    margin-top: auto;
    color: var(--primary);
    font-weight: 800;
}

.adoption-card-featured > a {
    color: #67e8f9;
}

.faq-section {
    background:
        linear-gradient(135deg, rgba(219, 234, 254, 0.38), rgba(207, 250, 254, 0.22));
}

.faq-layout {
    display: grid;
    grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
    gap: 72px;
    align-items: start;
}

.faq-intro {
    position: sticky;
    top: calc(var(--header-h) + 28px);
}

.faq-intro .section-title,
.faq-intro .section-subtitle {
    text-align: left;
}

.faq-intro .section-title {
    margin-top: 18px;
    font-size: clamp(30px, 3vw, 44px);
}

.faq-intro .section-subtitle {
    margin: 18px 0 28px;
}

.faq-list {
    display: grid;
    gap: 12px;
}

.faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-item[open] {
    border-color: rgba(37, 99, 235, 0.28);
    box-shadow: var(--shadow-md);
}

.faq-item summary {
    position: relative;
    padding: 20px 56px 20px 22px;
    cursor: pointer;
    list-style: none;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.55;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: "+";
    position: absolute;
    top: 50%;
    right: 22px;
    display: grid;
    place-items: center;
    width: 26px;
    height: 26px;
    color: var(--primary);
    background: var(--primary-soft);
    border-radius: 50%;
    font-size: 18px;
    transform: translateY(-50%);
    transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
    transform: translateY(-50%) rotate(45deg);
}

.faq-item p {
    padding: 0 22px 22px;
    color: var(--text-secondary);
    line-height: 1.85;
}

.site-utility {
    position: fixed;
    right: 18px;
    bottom: 24px;
    z-index: 980;
    display: grid;
    width: 76px;
    border: 1px solid rgba(148, 163, 184, 0.25);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 18px 44px rgba(15, 23, 42, 0.16);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    overflow: hidden;
}

.site-utility-link {
    display: grid;
    place-items: center;
    gap: 2px;
    min-height: 62px;
    padding: 7px 4px;
    color: var(--text-secondary);
    background: transparent;
    border: 0;
    cursor: pointer;
    font: inherit;
    transition: color 0.2s ease, background 0.2s ease;
}

.site-utility-link + .site-utility-link {
    border-top: 1px solid var(--border-soft);
}

.site-utility-link:hover,
.site-utility-link:focus-visible {
    color: var(--primary);
    background: var(--primary-soft);
}

.site-utility-consult {
    color: #fff;
    background: linear-gradient(145deg, var(--primary), var(--accent-dark));
}

.site-utility-consult:hover,
.site-utility-consult:focus-visible {
    color: #fff;
    background: linear-gradient(145deg, var(--primary-dark), var(--accent-dark));
}

.site-utility-icon {
    font-size: 18px;
    font-weight: 800;
    line-height: 1;
}

.site-utility-text {
    font-size: 11px;
    font-weight: 700;
}

.site-utility-top {
    display: none;
}

.site-utility.show-top .site-utility-top {
    display: grid;
}

.site-utility-mobile {
    display: none;
}

@media (max-width: 1100px) {
    .value-path {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .value-path-item + .value-path-item {
        border-left: 0;
    }

    .value-path-item {
        min-height: 220px;
        border-right: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

    .value-path-item:nth-child(3),
    .value-path-item:last-child {
        border-right: 0;
    }

    .value-path-item:nth-child(n + 4) {
        border-bottom: 0;
    }

    .value-path-item::after {
        display: none !important;
    }
}

@media (max-width: 860px) {
    .adoption-grid,
    .faq-layout {
        grid-template-columns: 1fr;
    }

    .adoption-card {
        min-height: 0;
    }

    .adoption-card > p {
        min-height: 0;
    }

    .faq-layout {
        gap: 36px;
    }

    .faq-intro {
        position: static;
    }
}

@media (max-width: 720px) {
    body {
        padding-bottom: 64px;
    }

    .value-path {
        grid-template-columns: 1fr;
        margin-top: 32px;
    }

    .value-path-item {
        min-height: 0;
        padding: 22px;
        border-right: 0;
        border-bottom: 1px solid var(--border) !important;
    }

    .value-path-item:last-child {
        border-bottom: 0 !important;
    }

    .value-path-no {
        margin-bottom: 16px;
    }

    .outcome-strip {
        align-items: flex-start;
        flex-direction: column;
        gap: 12px;
    }

    .outcome-strip-items {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px 18px;
    }

    .adoption-card {
        padding: 24px;
    }

    .site-utility {
        right: 0;
        bottom: 0;
        left: 0;
        grid-template-columns: 0.8fr 1.4fr 0.8fr;
        width: auto;
        border-width: 1px 0 0;
        border-radius: 0;
    }

    .site-utility-link {
        min-height: 62px;
    }

    .site-utility-link + .site-utility-link {
        border-top: 0;
        border-left: 1px solid var(--border-soft);
    }

    .site-utility-top {
        display: grid;
        visibility: hidden;
        opacity: 0;
    }

    .site-utility.show-top .site-utility-top {
        visibility: visible;
        opacity: 1;
    }
}

/* 联系我们页：手机端优先展示联系方式，压缩重复信息并防止长文本溢出 */
.mobile-contact-shortcuts {
    display: none;
}

@media (max-width: 720px) {
    .about-page {
        overflow-x: hidden;
    }

    .about-page .page-hero {
        padding-top: calc(var(--header-h) + 32px);
        padding-bottom: 34px;
    }

    .about-page .page-hero .section-eyebrow {
        margin-bottom: 15px !important;
        font-size: 10.5px;
    }

    .about-page .page-hero h1 {
        margin-bottom: 16px;
        font-size: clamp(31px, 9vw, 38px);
        line-height: 1.2;
        letter-spacing: -1px;
    }

    .about-page .page-hero h1 br {
        display: none;
    }

    .about-page .page-hero p {
        margin-bottom: 22px;
        font-size: 14px;
        line-height: 1.75;
        text-align: left;
    }

    .about-page .page-hero .hero-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .about-page .page-hero .hero-actions .btn {
        width: 100%;
        min-width: 0;
        min-height: 46px;
        padding: 0 11px;
        font-size: 13px;
    }

    .mobile-contact-shortcuts {
        display: block;
        padding: 14px 0 4px;
        background: linear-gradient(180deg, #f4f8ff, #fff);
    }

    .mobile-contact-shortcuts .container {
        display: grid;
        gap: 10px;
    }

    .mobile-contact-shortcut {
        position: relative;
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: center;
        gap: 1px 12px;
        min-width: 0;
        padding: 15px 16px;
        border: 1px solid var(--border);
        border-radius: 16px;
        background: #fff;
        box-shadow: 0 16px 34px -30px rgba(15, 23, 42, .65);
    }

    .mobile-contact-shortcut span {
        grid-column: 1;
        color: var(--text-tertiary);
        font-size: 11px;
    }

    .mobile-contact-shortcut strong {
        grid-column: 1;
        min-width: 0;
        color: var(--text-primary);
        font-size: 17px;
        line-height: 1.3;
        overflow-wrap: anywhere;
    }

    .mobile-contact-shortcut em {
        grid-column: 2;
        grid-row: 1 / 3;
        padding: 8px 11px;
        border-radius: 10px;
        color: var(--primary);
        background: #eff6ff;
        font-size: 12px;
        font-style: normal;
        font-weight: 800;
        white-space: nowrap;
    }

    .mobile-contact-shortcut-primary {
        border-color: rgba(37, 99, 235, .2);
        background: linear-gradient(135deg, #fff, #f2f7ff);
    }

    .about-page .section {
        padding-top: 52px;
        padding-bottom: 52px;
    }

    .about-page .section-head {
        margin-bottom: 25px;
        text-align: left;
    }

    .about-page .section-title {
        font-size: 27px;
        line-height: 1.28;
    }

    .about-page .section-subtitle {
        font-size: 13.5px;
        line-height: 1.75;
    }

    .about-page .about-showroom {
        border-radius: 18px;
    }

    .about-page .about-showroom-image {
        aspect-ratio: 16 / 10;
        object-fit: cover;
    }

    .about-page #contact .container {
        width: min(100% - 20px, 680px);
    }

    .about-page .contact-grid {
        width: 100%;
        min-width: 0;
        overflow: visible;
        border-radius: 20px;
        background: transparent;
        box-shadow: none;
    }

    .about-page .contact-info,
    .about-page .contact-form {
        width: 100%;
        min-width: 0;
        padding: 24px 18px;
        border-radius: 20px;
    }

    .about-page .contact-info {
        margin-bottom: 12px;
    }

    .about-page .contact-info h3,
    .about-page .contact-form h3 {
        font-size: 21px;
    }

    .about-page .contact-partner-highlight {
        padding: 14px;
    }

    .about-page .contact-partner-line {
        display: grid;
        grid-template-columns: auto minmax(0, 1fr);
        gap: 3px 8px;
        align-items: baseline;
        margin: 0;
        font-size: 12px;
    }

    .about-page .contact-partner-line a {
        grid-column: 1 / -1;
        font-size: 22px;
        line-height: 1.25;
        letter-spacing: .02em;
    }

    .about-page .contact-partner-wechat {
        font-size: 11px;
    }

    .about-page .contact-info-list li {
        gap: 11px;
    }

    .about-page .contact-info-list .icon {
        width: 34px;
        height: 34px;
        border-radius: 9px;
    }

    .about-page .contact-info-list .val {
        display: block;
        max-width: 100%;
        font-size: 14px;
        overflow-wrap: anywhere;
        word-break: break-word;
    }

    .about-page .map-crawl-info {
        margin-top: 22px;
        padding: 16px 14px;
    }

    .about-page .map-crawl-info p {
        font-size: 12.5px;
        line-height: 1.65;
    }

    .about-page .map-crawl-actions a {
        width: 100%;
        text-align: center;
        white-space: normal;
    }

    .about-page .contact-form .form-row {
        display: block;
        margin: 0;
    }

    .about-page .form-field {
        min-width: 0;
        margin-bottom: 13px;
    }

    .about-page .form-field input,
    .about-page .form-field select,
    .about-page .form-field textarea {
        display: block;
        width: 100%;
        min-width: 0;
        min-height: 46px;
        padding: 12px;
        border-radius: 10px;
        font-size: 16px;
    }

    .about-page .form-field textarea {
        min-height: 112px;
    }

    .about-page #offices .footer-offices {
        gap: 12px;
    }

    .about-page #offices .office-card[style] {
        padding: 18px 16px !important;
        border-radius: 17px !important;
    }

    .about-page #offices .office-info-line > :last-child {
        min-width: 0;
        overflow-wrap: anywhere;
    }

    /* 页面主体已展示完整办公地点，手机页脚不再重复三张地址卡。 */
    .about-page .site-footer > .container > .footer-offices {
        display: none;
    }
}

@media (max-width: 380px) {
    .about-page .page-hero .hero-actions {
        grid-template-columns: 1fr;
    }

    .mobile-contact-shortcut strong {
        font-size: 15.5px;
    }
}

/* 中英文版本切换 */
.language-switch {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 42px;
    height: 38px;
    padding: 0 12px;
    border: 1px solid rgba(37, 99, 235, .22);
    border-radius: 999px;
    color: #2563eb;
    background: rgba(255, 255, 255, .78);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: .08em;
    text-decoration: none;
    transition: .2s ease;
}

.language-switch:hover {
    color: #fff;
    border-color: #2563eb;
    background: #2563eb;
    transform: translateY(-1px);
}

@media (max-width: 960px) {
    .nav-cta .language-switch {
        width: 100%;
        height: 44px;
        margin-bottom: 4px;
        background: #eff6ff;
    }
}

@media (max-width: 460px) {
    .outcome-strip-items {
        grid-template-columns: 1fr;
    }

    .faq-item summary {
        padding: 18px 50px 18px 18px;
        font-size: 15px;
    }

    .faq-item summary::after {
        right: 16px;
    }

    .faq-item p {
        padding: 0 18px 20px;
        font-size: 14px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* =====================  产品板块详细模块  ===================== */
.module-section {
    padding: 90px 0;
    position: relative;
}

.module-section:nth-child(even) {
    background: linear-gradient(180deg, transparent, rgba(241, 245, 249, 0.6), transparent);
}

.module-row {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 70px;
    align-items: center;
}

.module-row-wide {
    grid-template-columns: 0.92fr 1.18fr;
    gap: 56px;
}

.module-row.reverse { direction: rtl; }
.module-row.reverse > * { direction: ltr; }

.module-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 6px 14px;
    background: var(--primary-soft);
    color: var(--primary);
    border-radius: 8px;
    font-size: 12.5px;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 18px;
}

.module-eyebrow .step {
    width: 22px;
    height: 22px;
    border-radius: 6px;
    background: var(--primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
}

.module-title {
    font-size: 34px;
    font-weight: 800;
    line-height: 1.25;
    color: var(--text-primary);
    margin-bottom: 14px;
    letter-spacing: -0.5px;
}

.module-title-en {
    color: var(--text-tertiary);
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.8px;
    margin-bottom: 24px;
}

.module-desc {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.85;
    margin-bottom: 26px;
}

.module-points {
    list-style: none;
    margin-bottom: 30px;
}

.module-points li {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 10px 0;
    font-size: 14.5px;
    color: var(--text-primary);
    line-height: 1.7;
}

.module-points li svg {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    color: var(--primary);
    margin-top: 2px;
}

.module-points li strong {
    color: var(--primary-dark);
    font-weight: 700;
}

/* ---- 模块视觉：智能内核 ---- */
.visual-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 36px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.visual-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 0%, rgba(37, 99, 235, 0.08), transparent 40%),
        radial-gradient(circle at 100% 100%, rgba(6, 182, 212, 0.08), transparent 40%);
    pointer-events: none;
}

.visual-card > * { position: relative; }

.kernel-orbit {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    max-width: 420px;
    margin: 0 auto;
}

#kernel .kernel-orbit {
    max-width: 500px;
}

.kernel-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 130px;
    height: 130px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 50%;
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    box-shadow: 0 0 0 8px rgba(37, 99, 235, 0.12),
                0 0 0 18px rgba(37, 99, 235, 0.06),
                0 20px 50px rgba(37, 99, 235, 0.35);
    z-index: 3;
}

.kernel-center span { font-size: 15px; }
.kernel-center small { font-size: 11px; opacity: 0.85; margin-top: 4px; letter-spacing: 0.5px; }

.kernel-ring {
    position: absolute;
    inset: 0;
    border: 1px dashed rgba(37, 99, 235, 0.25);
    border-radius: 50%;
    animation: rotate 30s linear infinite;
}

.kernel-ring.r2 {
    inset: 12%;
    border-color: rgba(6, 182, 212, 0.3);
    animation-direction: reverse;
    animation-duration: 22s;
}

.kernel-pill {
    position: absolute;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 10px 14px;
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: var(--shadow-md);
    z-index: 2;
}

.kernel-pill svg { width: 16px; height: 16px; color: var(--primary); }

.kernel-pill.p1 { top: 6%; left: 50%; transform: translateX(-50%); }
.kernel-pill.p2 { top: 50%; right: 0;  transform: translateY(-50%); }
.kernel-pill.p3 { bottom: 6%; left: 50%; transform: translateX(-50%); }
.kernel-pill.p4 { top: 50%; left: 0;  transform: translateY(-50%); }

@keyframes rotate {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* ---- 模块视觉：工具链 ---- */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.tool-chip {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px 14px;
    text-align: center;
    transition: all 0.25s ease;
}

.tool-chip:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.tool-chip-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    margin: 0 auto 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 14px;
}

.tool-chip-icon svg { width: 20px; height: 20px; }

.tool-chip-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.tool-chip-cat {
    font-size: 11px;
    color: var(--text-tertiary);
    margin-top: 2px;
}

.tc-c1 { background: linear-gradient(135deg, #2563eb, #06b6d4); }
.tc-c2 { background: linear-gradient(135deg, #f59e0b, #ef4444); }
.tc-c3 { background: linear-gradient(135deg, #10b981, #06b6d4); }
.tc-c4 { background: linear-gradient(135deg, #7c3aed, #ec4899); }
.tc-c5 { background: linear-gradient(135deg, #475569, #64748b); }
.tc-c6 { background: linear-gradient(135deg, #0ea5e9, #6366f1); }

/* ---- 模块视觉：群体智能 ---- */
.multi-agent {
    position: relative;
    padding: 10px;
}

.ma-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
}

.ma-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px 18px;
    display: flex;
    align-items: center;
    gap: 16px;
    position: relative;
    box-shadow: var(--shadow-sm);
}

.ma-card .avatar {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex-shrink: 0;
}

.ma-card .avatar svg { width: 22px; height: 22px; }

.ma-card .meta { flex: 1; }
.ma-card .name { font-size: 14.5px; font-weight: 700; color: var(--text-primary); }
.ma-card .role { font-size: 12.5px; color: var(--text-tertiary); margin-top: 2px; }

.ma-card .status {
    font-size: 11.5px;
    font-weight: 600;
    color: #10b981;
    background: rgba(16, 185, 129, 0.1);
    padding: 4px 10px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.ma-card .status::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #10b981;
    animation: pulse 1.6s infinite;
}

.ma-arrow {
    text-align: center;
    color: var(--text-tertiary);
    font-size: 12px;
    margin: 2px 0;
}

.ma-a1 .avatar { background: linear-gradient(135deg, #6366f1, #8b5cf6); }
.ma-a2 .avatar { background: linear-gradient(135deg, #06b6d4, #0ea5e9); }
.ma-a3 .avatar { background: linear-gradient(135deg, #10b981, #06b6d4); }
.ma-a4 .avatar { background: linear-gradient(135deg, #f59e0b, #ef4444); }

/* ---- 模块视觉：技能中台 ---- */
.studio-mock {
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.studio-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--bg-soft);
    border-bottom: 1px solid var(--border);
}

.studio-bar .dot { width: 12px; height: 12px; border-radius: 50%; }
.studio-bar .d1 { background: #ef4444; }
.studio-bar .d2 { background: #f59e0b; }
.studio-bar .d3 { background: #10b981; }
.studio-bar .title { margin-left: 12px; font-size: 12.5px; color: var(--text-secondary); font-weight: 500; }

.studio-canvas {
    padding: 22px;
    display: grid;
    grid-template-columns: 130px 1fr;
    gap: 16px;
    min-height: 320px;
}

.studio-side {
    background: var(--bg-soft);
    border-radius: var(--radius-md);
    padding: 14px 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.studio-side-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 10px 12px;
    font-size: 12.5px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: grab;
    transition: all 0.2s ease;
}

.studio-side-item:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateX(3px);
}

.studio-side-item .icon {
    width: 22px;
    height: 22px;
    border-radius: 6px;
    background: var(--primary-soft);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 12px;
}

.studio-flow {
    position: relative;
    background:
        radial-gradient(circle, rgba(37, 99, 235, 0.18) 1px, transparent 1px) 0 0 / 18px 18px;
    border-radius: var(--radius-md);
    padding: 20px;
}

.flow-node {
    background: var(--bg-card);
    border: 1.5px solid var(--border);
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    position: absolute;
}

.flow-node.f1 { top: 16px;  left: 20px;  border-color: var(--primary); color: var(--primary); }
.flow-node.f2 { top: 16px;  right: 20px; border-color: var(--accent);  color: var(--accent-dark); }
.flow-node.f3 { bottom: 18px; left: 50%; transform: translateX(-50%); border-color: var(--purple); color: var(--purple); }

.flow-node .dot-sm {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
}

.studio-flow svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* =====================  对比 / 选择我们  ===================== */
.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.why-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 34px 28px;
    text-align: center;
    transition: all 0.3s ease;
}

.why-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.why-num {
    font-size: 40px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 6px;
}

.why-num small { font-size: 18px; }

.why-title {
    font-size: 17px;
    font-weight: 700;
    margin: 14px 0 10px;
}

.why-desc {
    font-size: 13.5px;
    color: var(--text-secondary);
    line-height: 1.75;
}

/* =========================================================
   新增内页样式（场景方案 / 安全合规 / 案例 / 新闻 / 关于）
   ========================================================= */

/* -------- 通用：标签筛选 / 板块分隔 -------- */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 44px;
}

.filter-chip {
    padding: 9px 20px;
    border-radius: 999px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
    font-family: inherit;
}

button.filter-chip {
    appearance: none;
    -webkit-appearance: none;
}

.filter-chip:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.filter-chip.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    border-color: transparent;
    box-shadow: 0 6px 18px rgba(37, 99, 235, 0.28);
}

/* -------- 场景方案：分类大卡 -------- */
.solution-block {
    margin-bottom: 80px;
}

.solution-block:last-child { margin-bottom: 0; }

.solution-block-head {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.solution-block-icon {
    width: 64px;
    height: 64px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex-shrink: 0;
    box-shadow: 0 10px 24px rgba(37, 99, 235, 0.25);
}

.solution-block-icon svg { width: 30px; height: 30px; }
.solution-block-icon.k1 { background: linear-gradient(135deg, #2563eb, #06b6d4); }
.solution-block-icon.k2 { background: linear-gradient(135deg, #f59e0b, #ef4444); }
.solution-block-icon.k3 { background: linear-gradient(135deg, #7c3aed, #ec4899); }

.solution-block-text { flex: 1; min-width: 280px; }
.solution-block-tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 11.5px;
    font-weight: 600;
    background: var(--primary-soft);
    color: var(--primary);
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}
.solution-block-title {
    font-size: 26px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.3px;
    line-height: 1.3;
}
.solution-block-intro {
    font-size: 15.5px;
    color: var(--text-secondary);
    line-height: 1.85;
    margin: -6px 0 34px;
    max-width: 920px;
}

.solution-subhead {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 36px 0 22px;
    padding-left: 14px;
    border-left: 4px solid var(--primary);
}

.solution-subhead:first-of-type {
    margin-top: 0;
}

.solution-block-title small {
    display: block;
    font-size: 13px;
    color: var(--text-tertiary);
    margin-top: 6px;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.solution-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 26px 24px;
    position: relative;
    transition: all 0.3s ease;
    overflow: hidden;
}

.solution-card::after {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.solution-card:hover::after { opacity: 1; }

.solution-card-num {
    font-family: "SF Mono", Consolas, monospace;
    font-size: 12px;
    color: var(--text-tertiary);
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.solution-card-icon {
    width: 42px;
    height: 42px;
    border-radius: 11px;
    background: var(--primary-soft);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.solution-card-icon svg { width: 22px; height: 22px; }

.solution-card-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.solution-card-desc {
    font-size: 13.5px;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 14px;
}

.solution-card-points {
    list-style: none;
    border-top: 1px dashed var(--border);
    padding-top: 12px;
}

.solution-card-points li {
    font-size: 12.5px;
    color: var(--text-secondary);
    padding: 4px 0;
    display: flex;
    align-items: flex-start;
    gap: 6px;
}

.solution-card-points li::before {
    content: "";
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--accent);
    margin-top: 8px;
    flex-shrink: 0;
}

/* -------- AI 审计专项 -------- */
.audit-metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin: -10px 0 36px;
}

.audit-metric {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(6, 182, 212, 0.06));
    border: 1px solid rgba(37, 99, 235, 0.15);
    border-radius: var(--radius-lg);
    padding: 20px 18px;
    text-align: center;
}

.audit-metric-num {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
    line-height: 1.1;
}

.audit-metric-num small {
    font-size: 14px;
    font-weight: 600;
    margin-left: 2px;
}

.audit-metric-label {
    font-size: 12.5px;
    color: var(--text-secondary);
    margin-top: 8px;
    line-height: 1.5;
}

.audit-center-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    margin-bottom: 8px;
}

.audit-center-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 22px 18px;
    position: relative;
    transition: all 0.3s ease;
}

.audit-center-card::before {
    content: attr(data-num);
    position: absolute;
    top: 14px;
    right: 14px;
    font-family: "SF Mono", Consolas, monospace;
    font-size: 11px;
    color: var(--text-tertiary);
    letter-spacing: 0.5px;
}

.audit-center-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.audit-center-icon {
    width: 40px;
    height: 40px;
    border-radius: 11px;
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
}

.audit-center-icon svg { width: 20px; height: 20px; }

.audit-center-card h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    line-height: 1.35;
}

.audit-center-card p {
    font-size: 12.5px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.audit-chain {
    display: flex;
    align-items: stretch;
    gap: 0;
    overflow-x: auto;
    padding-bottom: 8px;
    margin-bottom: 20px;
    scrollbar-width: thin;
}

.audit-chain-step {
    flex: 1;
    min-width: 140px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 18px 14px;
    position: relative;
    text-align: center;
}

.audit-chain-step:not(:last-child)::after {
    content: "→";
    position: absolute;
    right: -14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary);
    font-weight: 700;
    font-size: 16px;
    z-index: 1;
}

.audit-chain-step-num {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--primary-soft);
    color: var(--primary);
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
}

.audit-chain-step h4 {
    font-size: 13.5px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.audit-chain-step p {
    font-size: 11.5px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.audit-chain-note {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: linear-gradient(90deg, rgba(37, 99, 235, 0.06), transparent);
    border-left: 4px solid var(--primary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    padding: 16px 20px;
    font-size: 13.5px;
    color: var(--text-secondary);
    line-height: 1.75;
}

.audit-chain-note strong { color: var(--text-primary); }

.audit-case-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
}

.audit-case {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
}

.audit-case:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.audit-case-head {
    padding: 22px 22px 18px;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 100%);
    color: #fff;
    position: relative;
}

.audit-case-tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.4px;
    padding: 3px 10px;
    border-radius: 999px;
    background: rgba(96, 165, 250, 0.25);
    color: #93c5fd;
    margin-bottom: 10px;
}

.audit-case-head h4 {
    font-size: 17px;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 4px;
}

.audit-case-head small {
    display: block;
    font-size: 11px;
    color: #94a3b8;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.audit-case-body {
    padding: 20px 22px 22px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.audit-case-body > p {
    font-size: 13.5px;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 16px;
    flex: 1;
}

.audit-case-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 14px;
}

.audit-case-stat {
    text-align: center;
    padding: 10px 6px;
    background: var(--bg-subtle);
    border-radius: var(--radius-md);
}

.audit-case-stat .num {
    font-size: 18px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.1;
}

.audit-case-stat .num small { font-size: 11px; font-weight: 600; }

.audit-case-stat .lbl {
    font-size: 10.5px;
    color: var(--text-tertiary);
    margin-top: 4px;
    line-height: 1.4;
}

.audit-case-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 14px;
}

.audit-case-tags span {
    font-size: 11px;
    padding: 3px 9px;
    border-radius: 999px;
    background: var(--primary-soft);
    color: var(--primary);
    font-weight: 500;
}

.audit-case-quote {
    font-size: 13px;
    color: var(--text-secondary);
    font-style: italic;
    line-height: 1.7;
    padding-top: 12px;
    border-top: 1px dashed var(--border);
}

.audit-case-quote cite {
    display: block;
    font-style: normal;
    font-size: 11.5px;
    color: var(--text-tertiary);
    margin-top: 8px;
    font-weight: 500;
}

.audit-cases-foot {
    text-align: center;
    margin-top: 28px;
}

/* -------- 安全与合规 -------- */
.security-pillars {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
    margin-bottom: 70px;
}

.security-pillar {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 30px 24px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.security-pillar::before {
    content: "";
    position: absolute;
    top: -40%;
    left: -20%;
    width: 140%;
    height: 80%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.07), transparent 60%);
    pointer-events: none;
}

.security-pillar:hover {
    transform: translateY(-6px);
    border-color: var(--primary-light);
    box-shadow: var(--shadow-lg);
}

.security-pillar-icon {
    width: 64px;
    height: 64px;
    border-radius: 20px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 24px rgba(37, 99, 235, 0.3);
    position: relative;
}

.security-pillar-icon svg { width: 30px; height: 30px; }

.security-pillar h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.security-pillar p {
    font-size: 13.5px;
    color: var(--text-secondary);
    line-height: 1.75;
}

/* 安全架构示意图 */
.security-stack {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    border-radius: var(--radius-xl);
    padding: 40px;
    color: #cbd5e1;
    position: relative;
    overflow: hidden;
}

.security-stack::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(96, 165, 250, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(96, 165, 250, 0.06) 1px, transparent 1px);
    background-size: 28px 28px;
    pointer-events: none;
}

.security-stack > * { position: relative; }

.security-stack h3 {
    color: #fff;
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 8px;
}

.security-stack h3 small {
    display: block;
    color: #60a5fa;
    font-size: 12px;
    letter-spacing: 0.8px;
    margin-top: 6px;
    font-weight: 500;
}

.security-stack-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 14px;
    margin-top: 28px;
}

.security-stack-cell {
    background: rgba(30, 41, 59, 0.7);
    border: 1px solid rgba(96, 165, 250, 0.2);
    border-radius: 12px;
    padding: 16px;
}

.security-stack-cell-title {
    font-size: 12px;
    color: #93c5fd;
    letter-spacing: 0.6px;
    font-weight: 600;
    margin-bottom: 10px;
}

.security-stack-cell ul {
    list-style: none;
    font-size: 13px;
    color: #cbd5e1;
    line-height: 1.85;
}

.security-stack-cell li {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 2px 0;
}

.security-stack-cell li::before {
    content: "✓";
    color: #34d399;
    font-weight: 700;
    font-size: 12px;
}

/* 资质认证条 */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 14px;
    margin-top: 30px;
}

.cert-chip {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 22px 14px;
    text-align: center;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text-secondary);
    line-height: 1.5;
    transition: all 0.25s ease;
}

.cert-chip:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.cert-chip-icon {
    width: 36px;
    height: 36px;
    margin: 0 auto 10px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-soft), var(--accent-soft));
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.cert-chip-icon svg { width: 18px; height: 18px; }

/* -------- 荣誉资质 -------- */
.honors-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 28px 22px;
}

.honor-item {
    text-align: center;
    transition: transform 0.25s ease;
}

.honor-item:hover {
    transform: translateY(-4px);
}

.honor-logo {
    position: relative;
    width: 116px;
    height: 116px;
    margin: 0 auto 14px;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 0;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.honor-logo::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.42) 0%, rgba(255, 255, 255, 0.08) 38%, transparent 62%);
    pointer-events: none;
    z-index: 1;
}

.honor-logo::after {
    content: "";
    position: absolute;
    inset: 7px;
    border-radius: 50%;
    border: 1.5px solid rgba(255, 255, 255, 0.38);
    box-shadow: inset 0 0 12px rgba(255, 255, 255, 0.12);
    pointer-events: none;
    z-index: 1;
}

.honor-item:hover .honor-logo {
    transform: scale(1.06);
}

.honor-text {
    position: relative;
    z-index: 2;
    font-size: 22px;
    font-weight: 800;
    line-height: 1.25;
    text-align: center;
    color: #fff;
    letter-spacing: 0.5px;
    padding: 0 6px;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.18);
}

.honor-text-sm { font-size: 18px; letter-spacing: 0.2px; }
.honor-text-xs { font-size: 13px; letter-spacing: 0.3px; font-weight: 700; }

.honor-text-stack {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.honor-text-stack small {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    opacity: 0.92;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}

.honor-text-stack strong {
    font-size: 28px;
    font-weight: 900;
    line-height: 1;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* 15 种绚丽渐变徽章 */
.honor-logo--c1  { background: linear-gradient(145deg, #f43f5e, #fb923c); box-shadow: 0 8px 24px rgba(244, 63, 94, 0.42); }
.honor-logo--c2  { background: linear-gradient(145deg, #2563eb, #06b6d4); box-shadow: 0 8px 24px rgba(37, 99, 235, 0.42); }
.honor-logo--c3  { background: linear-gradient(145deg, #4f46e5, #7c3aed); box-shadow: 0 8px 24px rgba(79, 70, 229, 0.42); }
.honor-logo--c4  { background: linear-gradient(145deg, #e11d48, #ec4899); box-shadow: 0 8px 24px rgba(225, 29, 72, 0.42); }
.honor-logo--c5  { background: linear-gradient(145deg, #059669, #14b8a6); box-shadow: 0 8px 24px rgba(5, 150, 105, 0.42); }
.honor-logo--c6  { background: linear-gradient(145deg, #65a30d, #16a34a); box-shadow: 0 8px 24px rgba(101, 163, 13, 0.42); }
.honor-logo--c7  { background: linear-gradient(145deg, #0ea5e9, #6366f1); box-shadow: 0 8px 24px rgba(14, 165, 233, 0.42); }
.honor-logo--c8  { background: linear-gradient(145deg, #9333ea, #d946ef); box-shadow: 0 8px 24px rgba(147, 51, 234, 0.42); }
.honor-logo--c9  { background: linear-gradient(145deg, #f59e0b, #f97316); box-shadow: 0 8px 24px rgba(245, 158, 11, 0.42); }
.honor-logo--c10 { background: linear-gradient(145deg, #0891b2, #2563eb); box-shadow: 0 8px 24px rgba(8, 145, 178, 0.42); }
.honor-logo--c11 { background: linear-gradient(145deg, #6366f1, #1d4ed8); box-shadow: 0 8px 24px rgba(99, 102, 241, 0.42); }
.honor-logo--c12 { background: linear-gradient(145deg, #ea580c, #dc2626); box-shadow: 0 8px 24px rgba(234, 88, 12, 0.42); }
.honor-logo--c13 { background: linear-gradient(145deg, #ef4444, #a855f7); box-shadow: 0 8px 24px rgba(239, 68, 68, 0.42); }
.honor-logo--c14 { background: linear-gradient(145deg, #b91c1c, #d97706); box-shadow: 0 8px 24px rgba(185, 28, 28, 0.42); }
.honor-logo--c15 { background: linear-gradient(145deg, #8b5cf6, #4f46e5); box-shadow: 0 8px 24px rgba(139, 92, 246, 0.42); }

.honor-item:hover .honor-logo--c1  { box-shadow: 0 12px 32px rgba(244, 63, 94, 0.55); }
.honor-item:hover .honor-logo--c2  { box-shadow: 0 12px 32px rgba(37, 99, 235, 0.55); }
.honor-item:hover .honor-logo--c3  { box-shadow: 0 12px 32px rgba(79, 70, 229, 0.55); }
.honor-item:hover .honor-logo--c4  { box-shadow: 0 12px 32px rgba(225, 29, 72, 0.55); }
.honor-item:hover .honor-logo--c5  { box-shadow: 0 12px 32px rgba(5, 150, 105, 0.55); }
.honor-item:hover .honor-logo--c6  { box-shadow: 0 12px 32px rgba(101, 163, 13, 0.55); }
.honor-item:hover .honor-logo--c7  { box-shadow: 0 12px 32px rgba(14, 165, 233, 0.55); }
.honor-item:hover .honor-logo--c8  { box-shadow: 0 12px 32px rgba(147, 51, 234, 0.55); }
.honor-item:hover .honor-logo--c9  { box-shadow: 0 12px 32px rgba(245, 158, 11, 0.55); }
.honor-item:hover .honor-logo--c10 { box-shadow: 0 12px 32px rgba(8, 145, 178, 0.55); }
.honor-item:hover .honor-logo--c11 { box-shadow: 0 12px 32px rgba(99, 102, 241, 0.55); }
.honor-item:hover .honor-logo--c12 { box-shadow: 0 12px 32px rgba(234, 88, 12, 0.55); }
.honor-item:hover .honor-logo--c13 { box-shadow: 0 12px 32px rgba(239, 68, 68, 0.55); }
.honor-item:hover .honor-logo--c14 { box-shadow: 0 12px 32px rgba(185, 28, 28, 0.55); }
.honor-item:hover .honor-logo--c15 { box-shadow: 0 12px 32px rgba(139, 92, 246, 0.55); }

.honor-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    line-height: 1.5;
    letter-spacing: 0.2px;
}

.honors-compact {
    margin-top: 50px;
    padding-top: 50px;
    border-top: 1px solid var(--border);
}

.honors-compact-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}

.honors-compact-head h3 {
    font-size: 20px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.2px;
}

.honors-compact-head a {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--primary);
}

.honors-compact-head a:hover {
    text-decoration: underline;
}

.honors-compact .honors-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 20px 16px;
}

.honors-compact .honor-logo {
    width: 92px;
    height: 92px;
    margin-bottom: 10px;
}

.honors-compact .honor-logo::after {
    inset: 5px;
}

.honors-compact .honor-label {
    font-size: 12px;
}

.honors-compact .honor-text { font-size: 18px; }
.honors-compact .honor-text-sm { font-size: 16px; }
.honors-compact .honor-text-xs { font-size: 12px; }
.honors-compact .honor-text-stack small { font-size: 12px; }
.honors-compact .honor-text-stack strong { font-size: 22px; }

/* -------- 客户案例 -------- */
.case-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.case-grid [data-category].is-filter-hidden {
    display: none;
}

.case-filter-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 48px 20px;
    color: var(--text-secondary);
    font-size: 15px;
    background: var(--bg-card);
    border: 1px dashed var(--border);
    border-radius: var(--radius-lg);
}

.case-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.case-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.case-cover {
    height: 180px;
    position: relative;
    overflow: hidden;
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 22px 26px;
}

.case-cover::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.07) 1px, transparent 1px);
    background-size: 28px 28px;
    pointer-events: none;
}

.case-cover.c1 { background: linear-gradient(135deg, #1e3a8a 0%, #1d4ed8 100%); }
.case-cover.c2 { background: linear-gradient(135deg, #0e7490 0%, #06b6d4 100%); }
.case-cover.c3 { background: linear-gradient(135deg, #5b21b6 0%, #7c3aed 100%); }
.case-cover.c4 { background: linear-gradient(135deg, #b45309 0%, #f59e0b 100%); }
.case-cover.c5 { background: linear-gradient(135deg, #0f766e 0%, #10b981 100%); }
.case-cover.c6 { background: linear-gradient(135deg, #be185d 0%, #ec4899 100%); }
.case-cover.c7 { background: linear-gradient(135deg, #312e81 0%, #4f46e5 100%); }

.case-cover-tag {
    align-self: flex-start;
    background: rgba(255, 255, 255, 0.18);
    padding: 5px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    backdrop-filter: blur(8px);
    position: relative;
    z-index: 1;
}

.case-cover-title {
    font-size: 22px;
    font-weight: 800;
    line-height: 1.3;
    position: relative;
    z-index: 1;
    letter-spacing: -0.3px;
}

.case-cover-title small {
    display: block;
    font-size: 12.5px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
    margin-top: 6px;
    letter-spacing: 0.4px;
}

.case-body { padding: 26px; flex: 1; display: flex; flex-direction: column; }

.case-body-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.85;
    margin-bottom: 18px;
}

.case-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    padding: 16px 0;
    border-top: 1px dashed var(--border);
    border-bottom: 1px dashed var(--border);
    margin-bottom: 18px;
}

.case-stats .item { text-align: center; }
.case-stats .num {
    font-size: 22px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
}
.case-stats .num small { font-size: 13px; margin-left: 1px; }
.case-stats .lbl {
    font-size: 11.5px;
    color: var(--text-tertiary);
    margin-top: 6px;
    line-height: 1.4;
}

.case-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 18px;
}

.case-tags span {
    background: var(--bg-soft);
    color: var(--text-secondary);
    padding: 4px 11px;
    border-radius: 6px;
    font-size: 11.5px;
    font-weight: 500;
}

.case-quote {
    margin-top: auto;
    padding: 14px 16px;
    background: var(--bg-soft);
    border-radius: var(--radius-md);
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
    border-left: 3px solid var(--primary);
}

.case-quote-from {
    display: block;
    margin-top: 8px;
    font-size: 12px;
    color: var(--text-tertiary);
    font-weight: 500;
}

/* AI 审计 · 客户案例专题 */
.case-audit-spotlight {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 55%, #0f766e 100%);
    border-radius: var(--radius-xl);
    padding: 40px 38px 36px;
    color: #e2e8f0;
    position: relative;
    overflow: hidden;
}

.case-audit-spotlight::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 32px 32px;
    pointer-events: none;
}

.case-audit-spotlight > * { position: relative; z-index: 1; }

.case-audit-spotlight-tag {
    display: inline-block;
    padding: 5px 14px;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.35);
    color: #93c5fd;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.4px;
    margin-bottom: 14px;
}

.case-audit-spotlight-head h2 {
    font-size: 26px;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.3px;
    line-height: 1.35;
    margin-bottom: 12px;
}

.case-audit-spotlight-head p {
    font-size: 15px;
    color: #94a3b8;
    line-height: 1.85;
    max-width: 880px;
    margin-bottom: 28px;
}

.case-audit-spotlight-metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-bottom: 22px;
}

.case-audit-spotlight-metrics .item {
    text-align: center;
    padding: 18px 12px;
    background: rgba(15, 23, 42, 0.45);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: var(--radius-lg);
}

.case-audit-spotlight-metrics .num {
    font-size: 26px;
    font-weight: 800;
    color: #fbbf24;
    line-height: 1.1;
}

.case-audit-spotlight-metrics .num small {
    font-size: 14px;
    font-weight: 600;
}

.case-audit-spotlight-metrics .lbl {
    font-size: 12px;
    color: #94a3b8;
    margin-top: 8px;
    line-height: 1.45;
}

.case-audit-pillars {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-bottom: 28px;
}

.case-audit-pillar {
    padding: 16px 18px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: var(--radius-md);
}

.case-audit-pillar strong {
    display: block;
    font-size: 14px;
    color: #fff;
    margin-bottom: 6px;
}

.case-audit-pillar span {
    font-size: 12.5px;
    color: #94a3b8;
    line-height: 1.65;
}

.case-audit-spotlight-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.case-audit-spotlight-actions .btn-ghost {
    color: #e2e8f0;
    border-color: rgba(148, 163, 184, 0.4);
}

.case-audit-spotlight-actions .btn-ghost:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
}

.case-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
    margin-bottom: 12px;
    font-size: 12px;
    color: var(--text-tertiary);
    font-weight: 500;
}

.case-meta span + span::before {
    content: "· ";
    color: var(--primary);
    font-weight: 700;
}

.case-story {
    list-style: none;
    margin: 0 0 16px;
    padding: 14px 16px;
    background: var(--bg-soft);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

.case-story li {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.75;
    padding: 5px 0;
}

.case-story li strong {
    color: var(--primary);
    font-weight: 700;
    margin-right: 6px;
}

.case-card-audit .case-quote {
    margin-top: 0;
}

.case-card-link {
    display: inline-flex;
    align-items: center;
    margin-top: 14px;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.case-card-link:hover {
    color: var(--accent-dark);
}

/* 客户 Logo 墙 */
.logo-wall {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 14px;
    margin-top: 12px;
}

.logo-chip {
    aspect-ratio: 2 / 1;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    font-size: 13.5px;
    font-weight: 700;
    color: var(--text-secondary);
    text-align: center;
    padding: 8px 12px;
    transition: all 0.25s ease;
    line-height: 1.3;
    white-space: nowrap;
}

.logo-chip:hover {
    transform: translateY(-3px);
    border-color: var(--primary-light);
    color: var(--primary);
    box-shadow: var(--shadow-md);
}

.logo-chip small {
    display: block;
    font-size: 10.5px;
    color: var(--text-tertiary);
    font-weight: 500;
    margin-top: 0;
    letter-spacing: 0.3px;
    white-space: nowrap;
}

/* -------- 新闻洞察 -------- */
.insight-featured {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 30px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: 50px;
    box-shadow: var(--shadow-md);
}

.insight-featured-cover {
    background: linear-gradient(135deg, #1e3a8a 0%, #06b6d4 100%);
    padding: 50px 44px;
    color: #fff;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 340px;
}

.insight-featured-cover::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 32px 32px;
    mask-image: radial-gradient(ellipse at center, black, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, black, transparent 75%);
}

.insight-featured-cover > * { position: relative; }

.insight-featured-cover .badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.18);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    align-self: flex-start;
}

.insight-featured-cover h2 {
    font-size: 30px;
    font-weight: 800;
    line-height: 1.3;
    letter-spacing: -0.4px;
    margin-bottom: 8px;
}

.insight-featured-cover p {
    font-size: 14.5px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.75;
}

.insight-featured-body {
    padding: 44px 40px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.insight-featured-body .meta {
    font-size: 12.5px;
    color: var(--text-tertiary);
    margin-bottom: 14px;
    letter-spacing: 0.5px;
}

.insight-featured-body h3 {
    font-size: 22px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.4;
    margin-bottom: 16px;
    letter-spacing: -0.2px;
}

.insight-featured-body p {
    font-size: 14.5px;
    color: var(--text-secondary);
    line-height: 1.85;
    margin-bottom: 22px;
}

.insight-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.insight-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.insight-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.insight-card-cover {
    height: 130px;
    position: relative;
    overflow: hidden;
    color: #fff;
    padding: 18px 22px;
    display: flex;
    align-items: flex-end;
    font-size: 14px;
    font-weight: 700;
    line-height: 1.4;
}

.insight-card-cover::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.07) 1px, transparent 1px);
    background-size: 24px 24px;
    pointer-events: none;
}

.insight-card-cover > span { position: relative; }

.insight-card-cover.b1 { background: linear-gradient(135deg, #1d4ed8, #06b6d4); }
.insight-card-cover.b2 { background: linear-gradient(135deg, #0e7490, #10b981); }
.insight-card-cover.b3 { background: linear-gradient(135deg, #7c3aed, #ec4899); }
.insight-card-cover.b4 { background: linear-gradient(135deg, #b45309, #f59e0b); }
.insight-card-cover.b5 { background: linear-gradient(135deg, #1e293b, #475569); }
.insight-card-cover.b6 { background: linear-gradient(135deg, #be185d, #f43f5e); }

.insight-card-body {
    padding: 22px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.insight-card-meta {
    display: flex;
    gap: 8px;
    align-items: center;
    font-size: 11.5px;
    color: var(--text-tertiary);
    margin-bottom: 10px;
    letter-spacing: 0.4px;
}

.insight-card-meta .cat {
    padding: 2px 9px;
    border-radius: 4px;
    background: var(--primary-soft);
    color: var(--primary);
    font-weight: 600;
}

.insight-card-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.5;
    margin-bottom: 12px;
    letter-spacing: -0.1px;
}

.insight-card-excerpt {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 16px;
}

.insight-card-link {
    margin-top: auto;
    font-size: 13px;
    color: var(--primary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.insight-card-link:hover { gap: 8px; }

/* -------- 新闻详情页 -------- */
.news-article-page {
    padding-top: 100px;
}

.news-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-tertiary);
    margin-bottom: 32px;
}

.news-breadcrumb a {
    color: var(--text-secondary);
    transition: color 0.2s;
}

.news-breadcrumb a:hover { color: var(--primary); }

.news-breadcrumb span:last-child {
    color: var(--text-primary);
    font-weight: 500;
}

.news-article {
    max-width: 780px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 48px 52px;
    box-shadow: var(--shadow-md);
}

.news-article-header {
    margin-bottom: 36px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--border);
}

.news-article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    font-size: 12.5px;
    color: var(--text-tertiary);
    margin-bottom: 18px;
    letter-spacing: 0.4px;
}

.news-article-cat {
    padding: 3px 10px;
    border-radius: 4px;
    background: var(--primary-soft);
    color: var(--primary);
    font-weight: 600;
}

.news-article-header h1 {
    font-size: 32px;
    font-weight: 800;
    line-height: 1.35;
    letter-spacing: -0.4px;
    color: var(--text-primary);
}

.news-article-subtitle {
    margin-top: 14px;
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.6;
    font-weight: 500;
}

.news-article-body {
    font-size: 15.5px;
    color: var(--text-secondary);
    line-height: 1.9;
    overflow-wrap: anywhere;
}

.news-article-body p {
    margin-bottom: 20px;
}

.news-article-body h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 28px 0 12px;
    line-height: 1.45;
}

.news-article-body ul {
    margin: 0 0 20px 20px;
    padding: 0;
}

.news-article-body li {
    margin-bottom: 10px;
}

.news-article-body strong {
    color: var(--text-primary);
    font-weight: 600;
}

.news-article-body img,
.news-article-body table,
.news-article-body pre {
    max-width: 100%;
}

.news-article-body table,
.news-article-body pre {
    display: block;
    overflow-x: auto;
}

.news-article-footer {
    margin-top: 40px;
    padding-top: 28px;
    border-top: 1px solid var(--border);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
}

.news-article-tags {
    flex: 1 1 100%;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-tertiary);
    margin-bottom: 8px;
}

.news-tag {
    padding: 4px 10px;
    border-radius: 999px;
    background: var(--bg-muted);
    color: var(--text-secondary);
    font-size: 12px;
}

/* 白皮书下载条 */
.whitepaper {
    margin-top: 60px;
    background: linear-gradient(135deg, #eff6ff 0%, #cffafe 100%);
    border-radius: var(--radius-xl);
    padding: 40px 50px;
    display: flex;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
    border: 1px solid var(--border);
}

.whitepaper-icon {
    width: 70px;
    height: 70px;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 12px 24px rgba(37, 99, 235, 0.3);
}

.whitepaper-icon svg { width: 32px; height: 32px; }

.whitepaper-text { flex: 1; min-width: 240px; }
.whitepaper-text h3 {
    font-size: 20px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 6px;
    letter-spacing: -0.2px;
}
.whitepaper-text p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* -------- 关于 / 联系我们 -------- */
.about-intro {
    display: flex;
    flex-direction: column;
    gap: 48px;
    margin-bottom: 90px;
}

.about-intro h2 {
    font-size: 36px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.3;
    letter-spacing: -0.5px;
    margin-bottom: 22px;
}

.about-intro p {
    font-size: 15.5px;
    color: var(--text-secondary);
    line-height: 1.95;
    margin-bottom: 14px;
}

.about-intro .badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.about-intro .badges span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.about-intro .badges span::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
}

.about-showroom {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background: var(--bg-card);
}

.about-showroom-image {
    display: block;
    width: 100%;
    height: auto;
    object-fit: contain;
}

.about-visual {
    background: linear-gradient(135deg, #eff6ff 0%, #cffafe 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 18px;
    box-shadow: var(--shadow-md);
}

.about-visual-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.about-visual-grid .stat {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 22px 20px;
    text-align: left;
    box-shadow: var(--shadow-sm);
}

.about-visual-grid .num {
    font-size: 36px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    letter-spacing: -1px;
}

.about-visual-grid .num small { font-size: 18px; }

.about-visual-grid .stat-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 8px;
}

/* -------- 华为生态合作 -------- */
.huawei-partner-panel {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 44px;
    align-items: start;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 40px 44px;
    box-shadow: var(--shadow-md);
}

.huawei-partner-badge {
    display: inline-block;
    padding: 8px 16px;
    background: linear-gradient(135deg, #cf0a2c, #e85d04);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    border-radius: 999px;
    margin-bottom: 24px;
    letter-spacing: 0.3px;
}

.huawei-partner-stat .num {
    font-size: 52px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    letter-spacing: -1px;
}

.huawei-partner-stat .num small {
    font-size: 28px;
    font-weight: 700;
}

.huawei-partner-stat .lbl {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 8px;
    line-height: 1.5;
}

.huawei-partner-lead {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.85;
    margin-top: 22px;
}

.huawei-partner-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin: 0;
    padding: 0;
}

.huawei-partner-list li {
    position: relative;
    padding-left: 30px;
    font-size: 15px;
    line-height: 1.75;
    color: var(--text-secondary);
}

.huawei-partner-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 1px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-soft);
    color: var(--primary);
    font-size: 11px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.huawei-partner-list li strong {
    color: var(--text-primary);
    font-weight: 600;
}

.huawei-partner-strip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 36px;
    padding: 20px 24px;
    background: linear-gradient(135deg, #fff7ed 0%, #eff6ff 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.huawei-partner-strip-main {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.huawei-partner-strip-main strong {
    font-size: 16px;
    color: #cf0a2c;
    font-weight: 700;
}

.huawei-partner-strip a {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    white-space: nowrap;
    transition: color 0.2s;
}

.huawei-partner-strip a:hover { color: var(--accent); }

/* -------- 顶尖大模型生态 -------- */
.llm-model-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.llm-model-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 26px;
    position: relative;
    overflow: hidden;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.llm-model-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.llm-model-card--deepseek::before { background: linear-gradient(90deg, #2563eb, #6366f1); }
.llm-model-card--qwen::before { background: linear-gradient(90deg, #ff6a00, #ff8f1f); }
.llm-model-card--zhipu::before { background: linear-gradient(90deg, #1e293b, #475569); }
.llm-model-card--claude::before { background: linear-gradient(90deg, #c96442, #e8956a); }
.llm-model-card--gpt::before { background: linear-gradient(90deg, #10a37f, #059669); }
.llm-model-card--gemini::before { background: linear-gradient(90deg, #4285f4, #34a853); }

.llm-model-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.llm-model-card-head {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 8px 12px;
    margin-bottom: 16px;
}

.llm-model-card-brand {
    font-size: 22px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

.llm-model-card-sub {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-tertiary);
}

.llm-model-card-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.85;
    margin-bottom: 18px;
}

.llm-model-card-tags {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0;
    padding: 0;
}

.llm-model-card-tags li {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-muted, #f1f5f9);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 5px 12px;
}

.llm-models-home {
    margin-top: 56px;
    padding-top: 48px;
    border-top: 1px solid var(--border);
}

.llm-models-home-head {
    margin-bottom: 28px;
}

.llm-models-home-head .section-eyebrow {
    justify-content: flex-start;
    margin-bottom: 16px;
}

.llm-models-home-head .section-title {
    text-align: center;
    font-size: clamp(24px, 3vw, 34px);
    margin-bottom: 16px;
}

.llm-models-home-head .section-subtitle {
    text-align: left;
    max-width: none;
    margin: 0;
}

.inline-section-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-left: 10px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    white-space: nowrap;
}

.inline-section-link:hover { color: var(--accent); }

.about-visual-grid .lbl {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 10px;
    line-height: 1.5;
}

/* 时间线 */
.timeline {
    position: relative;
    max-width: 920px;
    margin: 0 auto;
    padding: 20px 0;
}

.timeline::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    background: linear-gradient(180deg, transparent, var(--primary-light), var(--accent), transparent);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: 16px 50px;
}

.timeline-item:nth-child(odd) {
    left: 0;
    text-align: right;
}

.timeline-item:nth-child(even) {
    left: 50%;
}

.timeline-item::before {
    content: "";
    position: absolute;
    top: 28px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 3px solid var(--primary);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
    z-index: 2;
}

.timeline-item:nth-child(odd)::before { right: -8px; }
.timeline-item:nth-child(even)::before { left: -8px; }

.timeline-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    box-shadow: var(--shadow-sm);
    transition: all 0.25s ease;
}

.timeline-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.timeline-year {
    font-size: 22px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 8px;
    letter-spacing: -0.3px;
}

.timeline-card h4 {
    font-size: 15px;
    color: var(--text-primary);
    font-weight: 700;
    margin-bottom: 6px;
}

.timeline-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* 联系表单 */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.contact-info {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
    color: #fff;
    padding: 50px 44px;
    position: relative;
    overflow: hidden;
}

.contact-info::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 0% 0%, rgba(6, 182, 212, 0.25), transparent 40%),
        radial-gradient(circle at 100% 100%, rgba(124, 58, 237, 0.2), transparent 40%);
    pointer-events: none;
}

.contact-info > * { position: relative; }

.contact-info h3 {
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 10px;
    letter-spacing: -0.3px;
}

.contact-info p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.78);
    margin-bottom: 30px;
    line-height: 1.85;
}

.contact-info-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 22px;
    margin-top: 20px;
}

.contact-info-list li {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.contact-info-list .icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-info-list .icon svg { width: 18px; height: 18px; }

.contact-info-list .lbl {
    display: block;
    font-size: 11.5px;
    color: #93c5fd;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.contact-info-list .val {
    font-size: 15px;
    color: #fff;
    font-weight: 600;
    line-height: 1.55;
}

.contact-info-list .val a { color: #fff; }

.map-crawl-info {
    margin-top: 28px;
    padding: 20px;
    border: 1px solid rgba(147, 197, 253, 0.28);
    border-radius: var(--radius-md);
    background: rgba(15, 23, 42, 0.28);
}

.map-crawl-info h4 {
    margin-bottom: 12px;
    font-size: 15px;
    color: #fff;
}

.map-crawl-info p {
    margin-bottom: 8px;
    color: rgba(255, 255, 255, 0.82);
}

.map-crawl-info a {
    color: #bfdbfe;
    font-weight: 700;
}

.map-crawl-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 14px;
}

.map-crawl-actions a {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    font-size: 13px;
}

.contact-form {
    padding: 50px 44px;
}

.contact-form h3 {
    font-size: 22px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: -0.3px;
}

.contact-form .sub {
    font-size: 13.5px;
    color: var(--text-secondary);
    margin-bottom: 26px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 14px;
}

.form-field {
    display: flex;
    flex-direction: column;
    margin-bottom: 14px;
}

.form-field label {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
    letter-spacing: 0.3px;
}

.form-field input,
.form-field select,
.form-field textarea {
    padding: 11px 14px;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-primary);
    font-family: inherit;
    transition: all 0.2s ease;
    outline: none;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    border-color: var(--primary);
    background: var(--bg-card);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.form-field textarea {
    resize: vertical;
    min-height: 96px;
}

.form-notice {
    font-size: 12px;
    color: var(--text-tertiary);
    line-height: 1.6;
    margin-top: 12px;
}

/* 合作流程 */
.process {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    position: relative;
}

.process-step {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    text-align: left;
    position: relative;
    transition: all 0.3s ease;
}

.process-step:hover {
    transform: translateY(-4px);
    border-color: var(--primary-light);
    box-shadow: var(--shadow-md);
}

.process-step-num {
    font-family: "SF Mono", Consolas, monospace;
    font-size: 13px;
    color: var(--text-tertiary);
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.process-step-num::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
}

.process-step h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.process-step p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* =====================  响应式  ===================== */
@media (max-width: 1100px) {
    .hero-inner { grid-template-columns: 1fr; }
    .hero-visual { height: 480px; max-width: 100%; }
    .feature-grid { grid-template-columns: repeat(2, 1fr); }
    .scenario-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
    }
    .scenario-card.feature { grid-row: span 1; grid-column: span 2; }
    .metrics-grid { grid-template-columns: repeat(2, 1fr); }
    .metric + .metric::before { display: none; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
    .footer-offices { grid-template-columns: 1fr; gap: 24px; }
    .module-row, .module-row.reverse, .module-row-wide, .module-row-wide.reverse { grid-template-columns: 1fr; gap: 40px; direction: ltr; }
    .why-grid { grid-template-columns: 1fr; }
    /* 新内页 */
    .solution-grid { grid-template-columns: 1fr 1fr; }
    .audit-metrics { grid-template-columns: repeat(2, 1fr); }
    .audit-center-grid { grid-template-columns: repeat(2, 1fr); }
    .audit-case-grid { grid-template-columns: 1fr; }
    .security-pillars { grid-template-columns: 1fr 1fr; }
    .security-stack-grid { grid-template-columns: 1fr; }
    .cert-grid { grid-template-columns: repeat(3, 1fr); }
    .honors-grid,
    .honors-compact .honors-grid { grid-template-columns: repeat(3, 1fr); }
    .case-grid { grid-template-columns: 1fr; }
    .case-audit-spotlight-metrics { grid-template-columns: repeat(2, 1fr); }
    .case-audit-pillars { grid-template-columns: 1fr; }
    .case-audit-spotlight { padding: 28px 22px; }
    .case-audit-spotlight-head h2 { font-size: 22px; }
    .logo-wall { grid-template-columns: repeat(4, 1fr); }
    .insight-featured { grid-template-columns: 1fr; }
    .insight-grid { grid-template-columns: 1fr 1fr; }
    .about-intro { gap: 40px; }
    .about-visual-grid { grid-template-columns: repeat(2, 1fr); }
    .huawei-partner-panel { grid-template-columns: 1fr; gap: 28px; padding: 28px 24px; }
    .huawei-partner-strip { flex-direction: column; align-items: flex-start; }
    .llm-model-grid { grid-template-columns: 1fr; }
    .inline-section-link { display: inline-block; margin-left: 0; margin-top: 10px; }
    .contact-grid { grid-template-columns: 1fr; }
    .process { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 960px) {
    body {
        background-attachment: scroll;
    }

    .nav {
        gap: 12px;
        position: relative;
        padding-left: max(20px, env(safe-area-inset-left));
        padding-right: max(20px, env(safe-area-inset-right));
    }
    .nav-toggle {
        display: flex;
        position: relative;
        z-index: 2002;
    }
    a.nav-cta-bar {
        display: inline-flex;
        padding: 9px 14px;
        font-size: 13px;
        flex-shrink: 0;
        position: relative;
        z-index: 2002;
    }
    a.nav-edu-bar {
        display: inline-flex;
        padding: 9px 12px;
        font-size: 12.5px;
        flex-shrink: 0;
        position: relative;
        z-index: 2002;
        border: none;
        outline: none;
        min-width: 4.5rem;
    }
    .nav-edu-bar .btn-icon { display: none; }
    .nav-panel {
        margin-left: 0;
        position: fixed;
        top: var(--header-h);
        left: 0;
        bottom: 0;
        width: min(86vw, 300px);
        height: calc(100vh - var(--header-h));
        height: calc(100dvh - var(--header-h));
        z-index: 2001;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 16px max(16px, env(safe-area-inset-right)) 32px max(16px, env(safe-area-inset-left));
        background: #fff;
        border-right: 1px solid var(--border);
        box-shadow: 8px 0 32px rgba(15, 23, 42, 0.12);
        overflow-y: auto;
        opacity: 1;
        visibility: hidden;
        transform: translateX(-100%);
        transition: none;
        pointer-events: none;
    }

    .site-header.nav-animated .nav-panel {
        transition: transform 0.28s ease, visibility 0.28s ease;
    }

    .brand {
        flex: 1;
        min-width: 0;
        position: relative;
        z-index: 2002;
    }
    .brand-logo {
        height: 40px;
        max-width: min(220px, 50vw);
    }
    .site-header.nav-open .nav-panel {
        visibility: visible;
        transform: translateX(0);
        pointer-events: auto;
    }
    .nav-links {
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        width: 100%;
        flex-wrap: nowrap;
    }
    .nav-links a {
        display: block;
        padding: 14px 16px;
        font-size: 17px;
        border-radius: 10px;
        white-space: nowrap;
    }
    .nav-links a.active::after { display: none; }
    .nav-links a.active {
        background: var(--primary-soft);
    }
    .nav-cta {
        flex-direction: column;
        width: 100%;
        margin-top: 20px;
        padding-top: 20px;
        border-top: 1px solid var(--border);
        gap: 10px;
    }
    .nav-cta .btn-primary { display: none; }
    .nav-cta .btn {
        width: 100%;
        justify-content: center;
        min-width: 0;
    }
    .nav-cta .btn-edu {
        min-width: 0;
    }
}

@media (max-width: 720px) {
    .container { padding: 0 20px; }
    .external-arch {
        margin-top: 44px;
        padding: 6px;
        border-radius: 22px;
    }
    .external-arch-frame {
        height: auto;
        min-height: 720px;
        border-radius: 16px;
    }
    .hero { padding-top: calc(var(--header-h) + 50px); padding-bottom: 60px; }
    .hero-title { font-size: 38px; }
    .hero-desc { font-size: 15.5px; }
    .hero-stats { gap: 8px; }
    .hero-stat { padding: 12px 10px; }
    .hero-stat-num { font-size: 22px; }
    .hero-stat-label { font-size: 11px; }
    .hero-visual {
        height: auto;
        min-height: 400px;
        max-width: 100%;
    }
    .diagram {
        height: auto;
        padding: 16px;
    }
    .diagram-stage { min-height: 240px; }
    .node {
        min-width: 0;
        max-width: calc(50% - 4px);
        padding: 8px 10px;
        font-size: 11.5px;
        gap: 7px;
        white-space: normal;
        line-height: 1.3;
    }
    .node-icon {
        width: 26px;
        height: 26px;
    }
    .node-icon svg {
        width: 14px;
        height: 14px;
    }
    .node-os {
        min-width: 0;
        max-width: calc(100% - 8px);
        width: max-content;
    }
    .node-os::after {
        font-size: 9px;
        bottom: -14px;
    }
    .diagram-footer {
        flex-wrap: wrap;
        padding: 12px 14px;
    }
    .diagram-task {
        white-space: normal;
        font-size: 11.5px;
    }
    .section { padding: 70px 0; }
    .section-title { font-size: 28px; }
    .page-hero h1 { font-size: 34px; }
    .feature-grid { grid-template-columns: 1fr; }
    .feature-head { gap: 12px; }
    .scenario-grid { grid-template-columns: 1fr; }
    .scenario-card.feature { grid-column: span 1; }
    #ai-audit {
        padding-bottom: 28px;
    }
    .metrics-section {
        padding: 20px 0 52px;
    }
    .metrics-grid { grid-template-columns: 1fr 1fr; }
    .metrics {
        padding: 28px 22px;
    }
    .metrics-grid {
        gap: 24px 18px;
    }
    .metric-label {
        margin-top: 8px;
    }
    .cta { padding: 50px 28px; }
    .cta h2 { font-size: 26px; }
    .module-title { font-size: 26px; }
    .arch-layer { flex-direction: column; align-items: flex-start; gap: 10px; }
    .arch-layer-tag { width: auto; }
    .arch-layer-name,
    .arch-layer-modules {
        flex: none;
        min-width: 0;
        width: 100%;
    }
    .arch-layer-modules { justify-content: flex-start; }
    .studio-canvas { grid-template-columns: 1fr; }
    /* 新内页 - 移动端 */
    .solution-grid { grid-template-columns: 1fr; }
    .solution-card {
        display: grid;
        grid-template-columns: 42px minmax(0, 1fr);
        column-gap: 12px;
        row-gap: 12px;
        align-items: start;
    }
    .solution-card-num,
    .solution-card-desc,
    .solution-card-points {
        grid-column: 1 / -1;
    }
    .solution-card-icon {
        grid-column: 1;
        margin-bottom: 0;
    }
    .solution-card-title {
        grid-column: 2;
        margin-bottom: 0;
        align-self: center;
    }
    .solution-card-desc {
        margin-bottom: 0;
    }
    .solution-card-points {
        margin-top: 2px;
    }
    .audit-metrics { grid-template-columns: 1fr 1fr; }
    .audit-center-grid { grid-template-columns: 1fr; }
    .audit-chain-step:not(:last-child)::after { display: none; }
    .audit-case-stats { grid-template-columns: 1fr; }
    .case-audit-spotlight-metrics { grid-template-columns: 1fr 1fr; }
    .case-audit-spotlight-actions { flex-direction: column; }
    .case-audit-spotlight-actions .btn { width: 100%; justify-content: center; }
    .security-pillars { grid-template-columns: 1fr; }
    .cert-grid { grid-template-columns: 1fr 1fr; }
    .honors-grid,
    .honors-compact .honors-grid { grid-template-columns: repeat(2, 1fr); gap: 22px 14px; }
    .honor-logo { width: 100px; height: 100px; }
    .honors-compact .honor-logo { width: 84px; height: 84px; }
    .logo-wall { grid-template-columns: 1fr 1fr 1fr; }
    .insight-grid { grid-template-columns: 1fr; }
    .news-article-page { padding-top: 80px; }
    .news-article { padding: 28px 22px; }
    .news-article-header h1 { font-size: 24px; }
    .news-article-subtitle { font-size: 16px; }
    .news-article-body { font-size: 15px; }
    .timeline::before { left: 18px; }
    .timeline-item { width: 100%; left: 0 !important; text-align: left !important; padding: 16px 16px 16px 50px; }
    .timeline-item::before { left: 10px !important; right: auto !important; }
    .contact-info, .contact-form { padding: 36px 28px; }
    .form-row { grid-template-columns: 1fr; }
    .process { grid-template-columns: 1fr; }
    .whitepaper { padding: 30px 24px; gap: 18px; }
    .about-intro h2 { font-size: 26px; }
    .about-visual-grid { grid-template-columns: 1fr; }
    .footer-partner-line,
    .contact-partner-line { white-space: normal; }
    .contact-partner-line a { font-size: 18px; }
    .footer-grid { grid-template-columns: 1fr; }
    .form-field input,
    .form-field select,
    .form-field textarea { font-size: 16px; }
    .map-crawl-info { padding: 18px 16px; }
    .map-crawl-actions { flex-direction: column; }
    .map-crawl-actions a { justify-content: center; }
}

@media (max-width: 560px) {
    a.nav-edu-bar {
        display: none !important;
    }
}

@media (max-width: 400px) {
    .hero-stats,
    .metrics-grid,
    .audit-metrics,
    .case-audit-spotlight-metrics,
    .cert-grid,
    .honors-grid,
    .honors-compact .honors-grid,
    .logo-wall {
        grid-template-columns: 1fr;
    }
}

/* =====================  动画进入  ===================== */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* =========================================================
   场景方案页面 · 精致化增强
   solutions.html 专属：色调主题、装饰元素、互动微动画
   ========================================================= */

/* ---- Hero 区域装饰光斑 ---- */
.page-hero::before,
.page-hero::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    filter: blur(80px);
    opacity: 0.55;
}
.page-hero::before {
    width: 480px;
    height: 480px;
    top: -120px;
    left: -120px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.35), transparent 70%);
    animation: heroOrbA 16s ease-in-out infinite alternate;
}
.page-hero::after {
    width: 420px;
    height: 420px;
    top: -80px;
    right: -100px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.32), transparent 70%);
    animation: heroOrbB 18s ease-in-out infinite alternate;
}

@keyframes heroOrbA {
    0%   { transform: translate(0, 0) scale(1); }
    100% { transform: translate(60px, 40px) scale(1.08); }
}
@keyframes heroOrbB {
    0%   { transform: translate(0, 0) scale(1); }
    100% { transform: translate(-50px, 30px) scale(1.12); }
}

/* ---- Filter Bar 滚动吸顶（仅 solutions.html 锚点筛选）---- */
.section-filter-wrap {
    position: sticky;
    top: var(--header-h);
    z-index: 50;
    padding: 16px 0 20px;
    pointer-events: none;
}

.section-filter-wrap > .container { pointer-events: auto; }

.filter-bar[data-section-filter] {
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: saturate(160%) blur(16px);
    -webkit-backdrop-filter: saturate(160%) blur(16px);
    border-radius: 999px;
    box-shadow: 0 12px 32px rgba(15, 23, 42, 0.08),
                0 1px 0 rgba(226, 232, 240, 0.6) inset;
    border: 1px solid rgba(226, 232, 240, 0.7);
    transition: all 0.3s ease;
}

.filter-chip {
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.filter-chip:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.12);
}

.filter-chip.active {
    transform: translateY(-1px);
    box-shadow: 0 8px 22px rgba(37, 99, 235, 0.35);
}

/* ---- Solution Block 装饰强化 ---- */
.solution-block {
    position: relative;
}

.solution-block-head {
    position: relative;
    padding: 18px 22px;
    margin-bottom: 36px;
    background: linear-gradient(90deg,
        rgba(255, 255, 255, 0.85) 0%,
        rgba(248, 250, 252, 0.6) 60%,
        transparent 100%);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(226, 232, 240, 0.7);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.solution-block-head::before {
    content: "";
    position: absolute;
    left: 0;
    top: 18px;
    bottom: 18px;
    width: 4px;
    border-radius: 4px;
    background: linear-gradient(180deg, var(--primary), var(--accent));
}

.solution-block-icon {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.solution-block:hover .solution-block-icon {
    transform: rotate(-6deg) scale(1.05);
}

/* ---- 子标题增强 ---- */
.solution-subhead {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 18px 10px 14px;
    background: linear-gradient(90deg,
        rgba(37, 99, 235, 0.06),
        rgba(37, 99, 235, 0.0) 80%);
    border-radius: 0 12px 12px 0;
    overflow: hidden;
}

.solution-subhead::after {
    content: "";
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, rgba(148, 163, 184, 0.35), transparent);
    margin-left: 6px;
}

/* ---- Solution Card 精致化 ---- */
.solution-card {
    background: linear-gradient(180deg, #ffffff 0%, #fcfdff 100%);
}

.solution-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: radial-gradient(120% 80% at 100% 0%,
        rgba(37, 99, 235, 0.06),
        transparent 60%);
    opacity: 0;
    transition: opacity 0.35s ease;
    pointer-events: none;
}

.solution-card:hover::before { opacity: 1; }

.solution-card-icon {
    position: relative;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1),
                box-shadow 0.3s ease;
}

.solution-card:hover .solution-card-icon {
    transform: translateY(-3px) scale(1.06);
    box-shadow: 0 10px 22px rgba(37, 99, 235, 0.25);
}

/* ---- Solution Card 不同分组色调主题 ---- */

/* 工业制造 - 橙红 */
.solution-card[data-theme="industry"] .solution-card-icon {
    background: linear-gradient(135deg, #fff7ed, #ffedd5);
    color: #ea580c;
}
.solution-card[data-theme="industry"]:hover {
    border-color: rgba(234, 88, 12, 0.25);
}
.solution-card[data-theme="industry"]::after {
    background: linear-gradient(90deg, #f59e0b, #ef4444);
}
.solution-card[data-theme="industry"]:hover .solution-card-icon {
    box-shadow: 0 10px 22px rgba(234, 88, 12, 0.22);
}
.solution-card[data-theme="industry"] .solution-card-points li::before {
    background: #ef4444;
}

/* 政务智脑 - 深蓝 */
.solution-card[data-theme="building"] .solution-card-icon {
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    color: #1d4ed8;
}
.solution-card[data-theme="building"]:hover {
    border-color: rgba(29, 78, 216, 0.25);
}
.solution-card[data-theme="building"]::after {
    background: linear-gradient(90deg, #1d4ed8, #06b6d4);
}

/* 跨境/智算 - 青蓝 */
.solution-card[data-theme="building-alt"] .solution-card-icon {
    background: linear-gradient(135deg, #ecfeff, #cffafe);
    color: #0891b2;
}
.solution-card[data-theme="building-alt"]:hover {
    border-color: rgba(8, 145, 178, 0.28);
}
.solution-card[data-theme="building-alt"]::after {
    background: linear-gradient(90deg, #06b6d4, #6366f1);
}
.solution-card[data-theme="building-alt"]:hover .solution-card-icon {
    box-shadow: 0 10px 22px rgba(8, 145, 178, 0.22);
}
.solution-card[data-theme="building-alt"] .solution-card-points li::before {
    background: #0891b2;
}

/* 审计技术底座 - 紫色 */
.solution-card[data-theme="audit"] .solution-card-icon {
    background: linear-gradient(135deg, #f5f3ff, #ede9fe);
    color: #7c3aed;
}
.solution-card[data-theme="audit"]:hover {
    border-color: rgba(124, 58, 237, 0.25);
}
.solution-card[data-theme="audit"]::after {
    background: linear-gradient(90deg, #7c3aed, #ec4899);
}
.solution-card[data-theme="audit"]:hover .solution-card-icon {
    box-shadow: 0 10px 22px rgba(124, 58, 237, 0.22);
}
.solution-card[data-theme="audit"] .solution-card-points li::before {
    background: #7c3aed;
}

/* 审计核心优势 - 金黄/翡翠 */
.solution-card[data-theme="audit-alt"] .solution-card-icon {
    background: linear-gradient(135deg, #fefce8, #fef3c7);
    color: #b45309;
}
.solution-card[data-theme="audit-alt"]:hover {
    border-color: rgba(180, 83, 9, 0.25);
}
.solution-card[data-theme="audit-alt"]::after {
    background: linear-gradient(90deg, #f59e0b, #10b981);
}
.solution-card[data-theme="audit-alt"]:hover .solution-card-icon {
    box-shadow: 0 10px 22px rgba(180, 83, 9, 0.22);
}
.solution-card[data-theme="audit-alt"] .solution-card-points li::before {
    background: #d97706;
}

/* 以旧换新补贴 - 玫红/翡翠 */
.solution-card[data-theme="audit-trade"] .solution-card-icon {
    background: linear-gradient(135deg, #fdf2f8, #fce7f3);
    color: #be185d;
}
.solution-card[data-theme="audit-trade"]:hover {
    border-color: rgba(190, 24, 93, 0.25);
}
.solution-card[data-theme="audit-trade"]::after {
    background: linear-gradient(90deg, #ec4899, #8b5cf6);
}
.solution-card[data-theme="audit-trade"]:hover .solution-card-icon {
    box-shadow: 0 10px 22px rgba(190, 24, 93, 0.22);
}
.solution-card[data-theme="audit-trade"] .solution-card-points li::before {
    background: #ec4899;
}

/* ---- audit-center-card 顶部彩条 ---- */
.audit-center-card {
    overflow: hidden;
}

.audit-center-card::after {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 3px;
    background: linear-gradient(90deg, #f59e0b, #ef4444);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

.audit-center-card:hover::after { transform: scaleX(1); }

.audit-center-icon {
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.audit-center-card:hover .audit-center-icon {
    transform: translateY(-2px) rotate(-4deg);
}

/* 五大能力中心：每个一个色调 */
.audit-center-card:nth-child(1) .audit-center-icon { background: linear-gradient(135deg, #2563eb, #06b6d4); }
.audit-center-card:nth-child(1)::after { background: linear-gradient(90deg, #2563eb, #06b6d4); }
.audit-center-card:nth-child(2) .audit-center-icon { background: linear-gradient(135deg, #06b6d4, #14b8a6); }
.audit-center-card:nth-child(2)::after { background: linear-gradient(90deg, #06b6d4, #14b8a6); }
.audit-center-card:nth-child(3) .audit-center-icon { background: linear-gradient(135deg, #f59e0b, #ef4444); }
.audit-center-card:nth-child(3)::after { background: linear-gradient(90deg, #f59e0b, #ef4444); }
.audit-center-card:nth-child(4) .audit-center-icon { background: linear-gradient(135deg, #7c3aed, #ec4899); }
.audit-center-card:nth-child(4)::after { background: linear-gradient(90deg, #7c3aed, #ec4899); }
.audit-center-card:nth-child(5) .audit-center-icon { background: linear-gradient(135deg, #0ea5e9, #6366f1); }
.audit-center-card:nth-child(5)::after { background: linear-gradient(90deg, #0ea5e9, #6366f1); }

/* ---- audit-metrics 美化 ---- */
.audit-metric {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.audit-metric::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.12), transparent 70%);
    pointer-events: none;
}

.audit-metric:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(37, 99, 235, 0.18);
    border-color: rgba(37, 99, 235, 0.3);
}

.audit-metric:nth-child(2)::before { background: radial-gradient(circle, rgba(6, 182, 212, 0.14), transparent 70%); }
.audit-metric:nth-child(2) { background: linear-gradient(135deg, rgba(6, 182, 212, 0.08), rgba(20, 184, 166, 0.06)); }
.audit-metric:nth-child(2) .audit-metric-num { color: #0891b2; }

.audit-metric:nth-child(3)::before { background: radial-gradient(circle, rgba(245, 158, 11, 0.14), transparent 70%); }
.audit-metric:nth-child(3) { background: linear-gradient(135deg, rgba(245, 158, 11, 0.08), rgba(239, 68, 68, 0.06)); border-color: rgba(245, 158, 11, 0.18); }
.audit-metric:nth-child(3) .audit-metric-num { color: #d97706; }

.audit-metric:nth-child(4)::before { background: radial-gradient(circle, rgba(124, 58, 237, 0.14), transparent 70%); }
.audit-metric:nth-child(4) { background: linear-gradient(135deg, rgba(124, 58, 237, 0.08), rgba(236, 72, 153, 0.06)); border-color: rgba(124, 58, 237, 0.18); }
.audit-metric:nth-child(4) .audit-metric-num { color: #7c3aed; }

/* ---- audit-chain 流程步骤精致化 ---- */
.audit-chain-step {
    background: linear-gradient(180deg, #ffffff 0%, #fafbff 100%);
    transition: all 0.3s ease;
}

.audit-chain-step:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 22px rgba(37, 99, 235, 0.12);
    border-color: var(--primary-light);
    z-index: 2;
}

.audit-chain-step-num {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
    width: 32px;
    height: 32px;
    font-size: 13px;
}

.audit-chain-step:not(:last-child)::after {
    color: var(--accent);
    font-size: 18px;
    text-shadow: 0 2px 6px rgba(6, 182, 212, 0.3);
}

/* ---- audit-case 美化 ---- */
.audit-case-head::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(96, 165, 250, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(96, 165, 250, 0.08) 1px, transparent 1px);
    background-size: 24px 24px;
    mask-image: radial-gradient(ellipse at top right, black, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at top right, black, transparent 70%);
    pointer-events: none;
}

.audit-case-head > * { position: relative; }

.audit-case-stat {
    transition: all 0.25s ease;
}

.audit-case-stat:hover {
    background: var(--primary-soft);
    transform: translateY(-2px);
}

/* ---- security-stack 装饰强化 ---- */
.security-stack {
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.25);
}

.security-stack::after {
    content: "";
    position: absolute;
    top: -100px;
    right: -100px;
    width: 360px;
    height: 360px;
    background: radial-gradient(circle, rgba(96, 165, 250, 0.18), transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    filter: blur(20px);
}

.security-stack-cell {
    transition: all 0.3s ease;
}

.security-stack-cell:hover {
    background: rgba(30, 41, 59, 0.95);
    border-color: rgba(96, 165, 250, 0.45);
    transform: translateY(-2px);
}

/* ---- audit-chain-note 视觉强化 ---- */
.audit-chain-note {
    background: linear-gradient(90deg,
        rgba(37, 99, 235, 0.08) 0%,
        rgba(6, 182, 212, 0.04) 50%,
        transparent 100%);
    border-left-width: 4px;
    border-image: linear-gradient(180deg, var(--primary), var(--accent)) 1;
    border-style: solid;
    border-top: none;
    border-right: none;
    border-bottom: none;
}

/* ---- 滚动锚点偏移补偿（避免被 sticky 条遮挡）---- */
#kernel,
#tools,
#multi-agent,
#studio,
#llm-models,
#public,
#industry,
#upgrade,
#building-digital,
#ai-audit,
#industry-agents {
    scroll-margin-top: calc(var(--header-h) + 90px);
}

/* ---- 响应式适配 ---- */
@media (max-width: 960px) {
    .section-filter-wrap {
        position: static;
        padding: 0 0 20px;
    }
    .filter-bar[data-section-filter] {
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
        background: transparent;
        box-shadow: none;
        border: none;
        padding: 0;
    }
    .solution-block-head {
        padding: 14px 16px 14px 18px;
    }
    .page-hero::before,
    .page-hero::after { opacity: 0.4; }
    #kernel,
    #tools,
    #multi-agent,
    #studio,
    #llm-models,
    #public,
    #industry,
    #upgrade,
    #building-digital,
    #ai-audit,
    #industry-agents {
        scroll-margin-top: calc(var(--header-h) + 16px);
    }
    .reveal,
    .reveal.is-visible {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* =========================================================
   发展历程 · 上升曲线（about.html 专属）
   浅色背景 + SVG 上升曲线 + 箭头 + 年份节点
   ========================================================= */

.journey-section {
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg,
        transparent 0%,
        rgba(241, 245, 249, 0.45) 25%,
        rgba(219, 234, 254, 0.32) 60%,
        rgba(241, 245, 249, 0.4) 100%);
}

.journey-section .section-head {
    margin-bottom: 30px;
}

.journey-section .gradient-light {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ---- 曲线容器 ---- */
.journey-curve {
    position: relative;
    width: 100%;
    height: 560px;
    margin: 20px auto 0;
    max-width: 1180px;
}

/* 背景细网格（浅色） */
.journey-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(148, 163, 184, 0.13) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, 0.13) 1px, transparent 1px);
    background-size: 56px 56px;
    background-position: center;
    pointer-events: none;
    mask-image: radial-gradient(ellipse at center, #000 45%, transparent 90%);
    -webkit-mask-image: radial-gradient(ellipse at center, #000 45%, transparent 90%);
    opacity: 0.65;
}

/* SVG 曲线 */
.journey-svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: visible;
    pointer-events: none;
}

.journey-line {
    stroke-width: 3;
    stroke-linecap: round;
    fill: none;
    filter: drop-shadow(0 4px 14px rgba(37, 99, 235, 0.18));
    stroke-dasharray: 2400;
    stroke-dashoffset: 2400;
    transition: stroke-dashoffset 2.4s cubic-bezier(0.5, 0, 0.2, 1);
}

.journey-curve.is-visible .journey-line,
.reveal.is-visible .journey-line {
    stroke-dashoffset: 0;
}

/* ---- 节点列表 ---- */
.journey-points {
    list-style: none;
    margin: 0;
    padding: 0;
    position: absolute;
    inset: 0;
}

.journey-point {
    position: absolute;
    left: var(--x);
    top: var(--y);
    width: 0;
    height: 0;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.45s ease, transform 0.45s ease;
}

/* 节点逐个浮现，跟随曲线绘制节奏 */
.journey-curve.is-visible .journey-point,
.reveal.is-visible .journey-point { opacity: 1; transform: translateY(0); }

.journey-curve.is-visible .journey-point:nth-child(1),
.reveal.is-visible .journey-point:nth-child(1) { transition-delay: 0.25s; }
.journey-curve.is-visible .journey-point:nth-child(2),
.reveal.is-visible .journey-point:nth-child(2) { transition-delay: 0.50s; }
.journey-curve.is-visible .journey-point:nth-child(3),
.reveal.is-visible .journey-point:nth-child(3) { transition-delay: 0.75s; }
.journey-curve.is-visible .journey-point:nth-child(4),
.reveal.is-visible .journey-point:nth-child(4) { transition-delay: 1.00s; }
.journey-curve.is-visible .journey-point:nth-child(5),
.reveal.is-visible .journey-point:nth-child(5) { transition-delay: 1.25s; }
.journey-curve.is-visible .journey-point:nth-child(6),
.reveal.is-visible .journey-point:nth-child(6) { transition-delay: 1.50s; }
.journey-curve.is-visible .journey-point:nth-child(7),
.reveal.is-visible .journey-point:nth-child(7) { transition-delay: 1.75s; }
.journey-curve.is-visible .journey-point:nth-child(8),
.reveal.is-visible .journey-point:nth-child(8) { transition-delay: 2.00s; }

/* 圆点（落在曲线上） */
.jp-marker {
    position: absolute;
    left: 0;
    top: 0;
    width: 16px;
    height: 16px;
    background: var(--bg-card);
    border-radius: 50%;
    border: 3px solid var(--primary);
    transform: translate(-50%, -50%);
    box-shadow:
        0 0 0 4px rgba(37, 99, 235, 0.10),
        0 4px 12px rgba(37, 99, 235, 0.22);
    z-index: 3;
}

.jp-marker-final {
    width: 20px;
    height: 20px;
    border-color: var(--accent);
    box-shadow:
        0 0 0 5px rgba(6, 182, 212, 0.14),
        0 6px 18px rgba(37, 99, 235, 0.3);
    animation: jpFinalPulse 2.4s ease-in-out infinite;
}

@keyframes jpFinalPulse {
    0%, 100% {
        box-shadow:
            0 0 0 5px rgba(6, 182, 212, 0.14),
            0 6px 18px rgba(37, 99, 235, 0.3);
    }
    50% {
        box-shadow:
            0 0 0 10px rgba(6, 182, 212, 0.06),
            0 8px 24px rgba(37, 99, 235, 0.45);
    }
}

/* 节点上方的文字块 */
.jp-stack {
    position: absolute;
    left: 0;
    bottom: 16px;
    transform: translateX(-50%);
    width: 200px;
    text-align: center;
    pointer-events: none;
}

.jp-desc {
    font-size: 12.5px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 8px;
    font-weight: 500;
    letter-spacing: 0.1px;
}

.jp-year {
    font-size: 28px;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.jp-year-final {
    font-size: 34px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 55%, #7c3aed 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* 末端节点（2026）：文字略向左偏移，避免与箭头重叠 */
.journey-point-end .jp-stack {
    transform: translateX(-78%);
    width: 220px;
    text-align: right;
}

/* ---- 移动端列表回退 ---- */
.journey-stack {
    list-style: none;
    display: none;
    flex-direction: column;
    gap: 14px;
    margin: 30px 0 0;
    padding: 0;
    position: relative;
}

.journey-stack::before {
    content: "";
    position: absolute;
    left: 16px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: linear-gradient(180deg,
        rgba(37, 99, 235, 0),
        var(--primary-light) 15%,
        var(--primary) 70%,
        var(--accent));
    border-radius: 2px;
}

.journey-stack li {
    position: relative;
    padding: 14px 16px 14px 44px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.journey-stack li::before {
    content: "";
    position: absolute;
    left: 9px;
    top: 22px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 3px solid var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.journey-stack .js-year {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 4px;
    letter-spacing: -0.3px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.journey-stack h4 {
    font-size: 14.5px;
    color: var(--text-primary);
    font-weight: 700;
    margin-bottom: 4px;
    line-height: 1.4;
}

.journey-stack p {
    font-size: 12.5px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.journey-stack .js-final::before {
    width: 18px;
    height: 18px;
    left: 7px;
    top: 20px;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(6, 182, 212, 0.18);
}

/* ---- 响应式 ---- */
@media (max-width: 960px) {
    .journey-curve { height: 480px; }
    .jp-stack { width: 150px; }
    .jp-desc { font-size: 11.5px; }
    .jp-year { font-size: 22px; }
    .jp-year-final { font-size: 26px; }
    .journey-point-end .jp-stack { width: 170px; }
}

@media (max-width: 760px) {
    .journey-curve { display: none; }
    .journey-stack {
        display: flex;
    }
}

/* =========================================================
   行业获客落地页 · Government / Finance / Industry / Enterprise
   ========================================================= */

.industry-page {
    --industry: #2563eb;
    --industry-dark: #1e40af;
    --industry-soft: #dbeafe;
    --industry-glow: rgba(37, 99, 235, 0.16);
}

.industry-page[data-industry="government"] {
    --industry: #2563eb;
    --industry-dark: #1e3a8a;
    --industry-soft: #dbeafe;
    --industry-glow: rgba(37, 99, 235, 0.18);
}

.industry-page[data-industry="finance"] {
    --industry: #7c3aed;
    --industry-dark: #4c1d95;
    --industry-soft: #ede9fe;
    --industry-glow: rgba(124, 58, 237, 0.18);
}

.industry-page[data-industry="industrial"] {
    --industry: #ea580c;
    --industry-dark: #9a3412;
    --industry-soft: #ffedd5;
    --industry-glow: rgba(234, 88, 12, 0.16);
}

.industry-page[data-industry="enterprise"] {
    --industry: #0891b2;
    --industry-dark: #155e75;
    --industry-soft: #cffafe;
    --industry-glow: rgba(8, 145, 178, 0.16);
}

.industry-hero {
    position: relative;
    min-height: 720px;
    padding: calc(var(--header-h) + 86px) 0 76px;
    color: #fff;
    background:
        radial-gradient(circle at 78% 22%, var(--industry-glow), transparent 31%),
        radial-gradient(circle at 12% 86%, rgba(6, 182, 212, 0.12), transparent 28%),
        linear-gradient(142deg, #071226 0%, #0f234b 50%, var(--industry-dark) 140%);
    overflow: hidden;
}

.industry-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0.22;
    background-image:
        linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: linear-gradient(to bottom, #000, transparent 78%);
}

.industry-hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.16fr) minmax(330px, .84fr);
    gap: 70px;
    align-items: center;
}

.industry-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 30px;
    color: #bfdbfe;
    font-size: 13px;
}

.industry-breadcrumb a:hover { color: #fff; }

.industry-hero-kicker {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    margin-bottom: 20px;
    color: #dbeafe;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: .12em;
}

.industry-hero-kicker::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--industry);
    box-shadow: 0 0 0 6px var(--industry-glow);
}

.industry-hero h1 {
    max-width: 780px;
    margin-bottom: 24px;
    font-size: clamp(42px, 5vw, 68px);
    line-height: 1.14;
    letter-spacing: -2px;
}

.industry-hero h1 span {
    color: #fff;
    background: linear-gradient(100deg, #fff 0%, #93c5fd 48%, #67e8f9 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.industry-hero-lead {
    max-width: 740px;
    color: #cbd5e1;
    font-size: 18px;
    line-height: 1.9;
}

.industry-hero-lead strong { color: #fff; }

.industry-hero .hero-actions { margin: 32px 0 0; }

.industry-hero .btn-primary {
    background: linear-gradient(135deg, var(--industry), var(--industry-dark));
    box-shadow: 0 14px 32px var(--industry-glow);
}

.industry-hero .btn-ghost {
    color: #fff;
    border-color: rgba(255,255,255,.28);
    background: rgba(255,255,255,.06);
}

.industry-hero .btn-ghost:hover { background: rgba(255,255,255,.12); }

.industry-proof-panel {
    padding: 28px;
    border: 1px solid rgba(255,255,255,.16);
    border-radius: 24px;
    background: rgba(7, 18, 38, .58);
    box-shadow: 0 28px 70px rgba(0,0,0,.26);
    backdrop-filter: blur(18px);
}

.industry-proof-label {
    display: block;
    margin-bottom: 20px;
    color: #93c5fd;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .13em;
}

.industry-proof-list {
    display: grid;
    gap: 12px;
    list-style: none;
}

.industry-proof-list li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 15px;
    border-radius: 13px;
    color: #e2e8f0;
    background: rgba(255,255,255,.055);
    font-size: 14px;
    line-height: 1.65;
}

.industry-proof-list li::before {
    content: "✓";
    display: grid;
    place-items: center;
    flex: 0 0 24px;
    width: 24px;
    height: 24px;
    margin-top: 1px;
    color: #fff;
    background: var(--industry);
    border-radius: 50%;
    font-weight: 800;
}

.industry-proof-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-top: 22px;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,.12);
}

.industry-proof-foot strong { font-size: 23px; }
.industry-proof-foot span { color: #94a3b8; font-size: 12px; }

.industry-switcher-wrap {
    position: relative;
    z-index: 4;
    margin-top: -34px;
}

.industry-switcher {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border: 1px solid var(--border);
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 18px 46px rgba(15,23,42,.12);
    overflow: hidden;
}

.industry-switcher a {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 19px 22px;
    color: var(--text-secondary);
}

.industry-switcher a + a { border-left: 1px solid var(--border); }
.industry-switcher a:hover { color: var(--primary); background: var(--bg-soft); }

.industry-switcher a.active {
    color: var(--industry-dark);
    background: var(--industry-soft);
}

.industry-switcher a.active::after {
    content: "";
    position: absolute;
    right: 20px;
    top: 50%;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--industry);
    transform: translateY(-50%);
}

.industry-switcher strong { color: inherit; font-size: 15px; }
.industry-switcher small { color: var(--text-tertiary); font-size: 11px; }

.industry-section { padding: 100px 0; }
.industry-section-soft { background: linear-gradient(180deg, rgba(241,245,249,.72), rgba(255,255,255,.42)); }

.industry-section-head {
    display: grid;
    grid-template-columns: .72fr 1.28fr;
    gap: 60px;
    align-items: end;
    margin-bottom: 46px;
}

.industry-section-head .section-eyebrow { justify-self: start; }
.industry-section-head h2 { font-size: clamp(32px, 3.5vw, 48px); line-height: 1.3; }
.industry-section-head p { color: var(--text-secondary); font-size: 16px; line-height: 1.9; }

.industry-pain-grid,
.industry-capability-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.industry-pain-card,
.industry-capability-card {
    position: relative;
    padding: 26px;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: #fff;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.industry-pain-card::before,
.industry-capability-card::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 3px;
    background: var(--industry);
    opacity: .7;
}

.industry-card-no {
    display: block;
    margin-bottom: 38px;
    color: var(--industry);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .12em;
}

.industry-pain-card h3,
.industry-capability-card h3 { margin-bottom: 10px; font-size: 19px; }

.industry-pain-card p,
.industry-capability-card p { color: var(--text-secondary); font-size: 14px; line-height: 1.8; }

.industry-capability-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.industry-capability-card { min-height: 240px; transition: transform .24s ease, box-shadow .24s ease; }
.industry-capability-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }

.industry-capability-tag {
    display: inline-flex;
    margin-bottom: 26px;
    padding: 6px 10px;
    color: var(--industry-dark);
    background: var(--industry-soft);
    border-radius: 999px;
    font-size: 11px;
    font-weight: 800;
}

.industry-case {
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    border-radius: 26px;
    color: #fff;
    background:
        radial-gradient(circle at 90% 20%, var(--industry-glow), transparent 34%),
        linear-gradient(135deg, #0f172a, #172554 64%, var(--industry-dark));
    box-shadow: 0 28px 70px rgba(15,23,42,.2);
    overflow: hidden;
}

.industry-case-copy { padding: 48px; }
.industry-case-copy .industry-capability-tag { color: #fff; background: rgba(255,255,255,.11); }
.industry-case h2 { margin-bottom: 18px; font-size: clamp(30px, 3vw, 44px); line-height: 1.3; }
.industry-case-copy > p { color: #cbd5e1; line-height: 1.9; }

.industry-case-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.industry-case-tags span { padding: 7px 10px; border: 1px solid rgba(255,255,255,.14); border-radius: 999px; color: #dbeafe; font-size: 12px; }

.industry-case-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    background: rgba(255,255,255,.055);
    border-left: 1px solid rgba(255,255,255,.12);
}

.industry-case-metric {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 190px;
    padding: 32px;
    border-right: 1px solid rgba(255,255,255,.09);
    border-bottom: 1px solid rgba(255,255,255,.09);
}

.industry-case-metric strong { margin-bottom: 8px; color: #fff; font-size: 34px; }
.industry-case-metric span { color: #a5b4fc; font-size: 13px; line-height: 1.6; }

.industry-delivery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    counter-reset: delivery;
}

.industry-delivery-step {
    position: relative;
    min-height: 220px;
    padding: 26px;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: #fff;
}

.industry-delivery-step::before {
    counter-increment: delivery;
    content: "0" counter(delivery);
    display: block;
    margin-bottom: 40px;
    color: var(--industry);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: .12em;
}

.industry-delivery-step:not(:last-child)::after {
    content: "→";
    position: absolute;
    top: 31px;
    right: -14px;
    z-index: 2;
    width: 28px;
    height: 28px;
    display: grid;
    place-items: center;
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--industry);
    background: #fff;
    font-weight: 800;
}

.industry-delivery-step h3 { margin-bottom: 9px; font-size: 18px; }
.industry-delivery-step p { color: var(--text-secondary); font-size: 14px; line-height: 1.75; }

.industry-faq-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 68px; align-items: start; }
.industry-faq-intro { position: sticky; top: calc(var(--header-h) + 28px); }
.industry-faq-intro h2 { margin: 18px 0; font-size: clamp(30px, 3vw, 44px); line-height: 1.3; }
.industry-faq-intro p { color: var(--text-secondary); line-height: 1.85; }

.industry-cta {
    position: relative;
    padding: 58px;
    border-radius: 26px;
    color: #fff;
    text-align: center;
    background:
        radial-gradient(circle at 84% 12%, var(--industry-glow), transparent 30%),
        linear-gradient(135deg, #0f172a, var(--industry-dark));
    overflow: hidden;
}

.industry-cta h2 { margin-bottom: 14px; font-size: clamp(30px, 4vw, 46px); }
.industry-cta p { max-width: 720px; margin: 0 auto 28px; color: #cbd5e1; font-size: 16px; line-height: 1.8; }

.industry-footer {
    padding: 48px 0 28px;
    color: #94a3b8;
    background: #07101f;
}

.industry-footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 50px; align-items: start; }
.industry-footer .brand-logo { filter: brightness(0) invert(1); opacity: .94; }
.industry-footer p { max-width: 480px; margin-top: 18px; font-size: 13px; line-height: 1.8; }
.industry-footer h3 { margin-bottom: 14px; color: #fff; font-size: 14px; }
.industry-footer-links { display: grid; gap: 9px; font-size: 13px; }
.industry-footer-links a:hover { color: #fff; }
.industry-footer-bottom { margin-top: 34px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.08); font-size: 12px; }

.form-submit-status {
    margin-top: 14px;
    padding: 12px 14px;
    color: #155e75;
    background: #ecfeff;
    border: 1px solid #a5f3fc;
    border-radius: 10px;
    font-size: 13px;
    line-height: 1.7;
}

.form-submit-status a {
    color: var(--primary);
    font-weight: 700;
}

.home-industry-entry {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 42px;
}

.home-industry-card {
    position: relative;
    min-height: 260px;
    padding: 26px;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: #fff;
    box-shadow: var(--shadow-sm);
    transition: transform .24s ease, box-shadow .24s ease;
    overflow: hidden;
}

.home-industry-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); }
.home-industry-card::after { content: "→"; position: absolute; right: 24px; bottom: 22px; color: var(--card-color, var(--primary)); font-size: 22px; font-weight: 800; }
.home-industry-card span { display: block; margin-bottom: 38px; color: var(--card-color, var(--primary)); font-size: 12px; font-weight: 800; letter-spacing: .1em; }
.home-industry-card h3 { margin-bottom: 10px; font-size: 21px; }
.home-industry-card p { color: var(--text-secondary); font-size: 14px; line-height: 1.75; }
.home-industry-card.gov { --card-color: #2563eb; }
.home-industry-card.finance { --card-color: #7c3aed; }
.home-industry-card.industrial { --card-color: #ea580c; }
.home-industry-card.enterprise { --card-color: #0891b2; }

@media (max-width: 1080px) {
    .industry-hero-inner { grid-template-columns: 1fr; gap: 44px; }
    .industry-hero { min-height: auto; }
    .industry-proof-panel { max-width: 720px; }
    .industry-pain-grid, .home-industry-entry { grid-template-columns: repeat(2, 1fr); }
    .industry-capability-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 820px) {
    .industry-switcher { grid-template-columns: repeat(2, 1fr); }
    .industry-switcher a:nth-child(3) { border-left: 0; border-top: 1px solid var(--border); }
    .industry-switcher a:nth-child(4) { border-top: 1px solid var(--border); }
    .industry-section-head, .industry-case, .industry-faq-layout { grid-template-columns: 1fr; }
    .industry-case-metrics { border-top: 1px solid rgba(255,255,255,.12); border-left: 0; }
    .industry-delivery { grid-template-columns: repeat(2, 1fr); }
    .industry-delivery-step::after { display: none; }
    .industry-faq-intro { position: static; }
    .industry-footer-grid { grid-template-columns: 1fr 1fr; }
    .industry-footer-grid > :first-child { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
    .industry-hero { padding-top: calc(var(--header-h) + 54px); }
    .industry-hero h1 { font-size: 39px; letter-spacing: -1px; }
    .industry-hero-lead { font-size: 16px; }
    .industry-section { padding: 74px 0; }
    .industry-switcher a { padding: 15px; }
    .industry-switcher small { display: none; }
    .industry-pain-grid, .industry-capability-grid, .home-industry-entry, .industry-delivery { grid-template-columns: 1fr; }
    .industry-pain-card, .industry-capability-card { min-height: 0; }
    .industry-case-copy { padding: 30px 24px; }
    .industry-case-metric { min-height: 145px; padding: 22px; }
    .industry-case-metric strong { font-size: 28px; }
    .industry-cta { padding: 42px 22px; }
    .industry-footer-grid { grid-template-columns: 1fr; }
    .industry-footer-grid > :first-child { grid-column: auto; }
}

/* =========================================================
   首页视觉精修 · 行业入口卡 + 五步业务闭环
   ========================================================= */

.industry-entry-section {
    position: relative;
    overflow: hidden;
    isolation: isolate;
}

.industry-entry-section::before,
.industry-entry-section::after {
    content: "";
    position: absolute;
    z-index: -1;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    filter: blur(4px);
    pointer-events: none;
}

.industry-entry-section::before {
    top: -250px;
    left: -170px;
    background: radial-gradient(circle, rgba(37, 99, 235, .12), transparent 70%);
}

.industry-entry-section::after {
    right: -160px;
    bottom: -280px;
    background: radial-gradient(circle, rgba(6, 182, 212, .1), transparent 70%);
}

.home-industry-entry {
    gap: 20px;
    margin-top: 48px;
}

.home-industry-card {
    --card-color: #2563eb;
    --card-rgb: 37, 99, 235;
    display: flex;
    flex-direction: column;
    min-height: 328px;
    padding: 28px 28px 26px;
    border-color: rgba(var(--card-rgb), .18);
    border-radius: 24px;
    background:
        radial-gradient(circle at 108% -8%, rgba(var(--card-rgb), .16) 0, rgba(var(--card-rgb), .06) 27%, transparent 28%),
        linear-gradient(155deg, #fff 0%, #fff 62%, rgba(var(--card-rgb), .045) 100%);
    box-shadow:
        0 1px 0 rgba(255,255,255,.9) inset,
        0 18px 44px -34px rgba(15,23,42,.32);
    isolation: isolate;
    transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease;
}

.home-industry-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 24px;
    right: 24px;
    height: 3px;
    border-radius: 0 0 999px 999px;
    background: linear-gradient(90deg, var(--card-color), rgba(var(--card-rgb), .18));
}

.home-industry-card::after {
    content: "查看行业方案  →";
    position: static;
    display: inline-flex;
    align-items: center;
    align-self: flex-start;
    min-height: 34px;
    margin-top: auto;
    padding: 7px 12px;
    color: var(--card-color);
    background: rgba(var(--card-rgb), .08);
    border: 1px solid rgba(var(--card-rgb), .12);
    border-radius: 999px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .02em;
    transition: color .22s ease, background .22s ease, transform .22s ease;
}

.home-industry-card:hover {
    transform: translateY(-8px);
    border-color: rgba(var(--card-rgb), .36);
    box-shadow:
        0 1px 0 rgba(255,255,255,.96) inset,
        0 28px 58px -34px rgba(var(--card-rgb), .45);
}

.home-industry-card:hover::after {
    color: #fff;
    background: var(--card-color);
    transform: translateX(3px);
}

.home-industry-card > span {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 24px;
    color: var(--card-color);
    font-size: 11px;
    letter-spacing: .13em;
}

.home-industry-card > span::before {
    content: "";
    flex: 0 0 7px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--card-color);
    box-shadow: 0 0 0 5px rgba(var(--card-rgb), .1);
}

.home-industry-card h3 {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    margin-bottom: 14px;
    color: var(--text-primary);
    font-size: 23px;
    line-height: 1.3;
}

.home-industry-card h3::before {
    display: grid;
    place-items: center;
    width: 54px;
    height: 54px;
    color: #fff;
    border: 1px solid rgba(255,255,255,.46);
    border-radius: 17px;
    background:
        linear-gradient(145deg, rgba(255,255,255,.24), rgba(255,255,255,0)),
        var(--card-color);
    box-shadow:
        0 12px 26px -14px rgba(var(--card-rgb), .72),
        0 1px 0 rgba(255,255,255,.35) inset;
    font-size: 18px;
    font-weight: 800;
}

.home-industry-card p {
    max-width: 29ch;
    margin-bottom: 24px;
    color: #526176;
    font-size: 14px;
    line-height: 1.85;
}

.home-industry-card.gov { --card-color: #2563eb; --card-rgb: 37, 99, 235; }
.home-industry-card.finance { --card-color: #7c3aed; --card-rgb: 124, 58, 237; }
.home-industry-card.industrial { --card-color: #ea580c; --card-rgb: 234, 88, 12; }
.home-industry-card.enterprise { --card-color: #0891b2; --card-rgb: 8, 145, 178; }
.home-industry-card.gov h3::before { content: "政"; }
.home-industry-card.finance h3::before { content: "融"; }
.home-industry-card.industrial h3::before { content: "造"; }
.home-industry-card.enterprise h3::before { content: "智"; }

.value-path-section {
    background:
        radial-gradient(circle at 4% 6%, rgba(37, 99, 235, .1), transparent 24%),
        radial-gradient(circle at 96% 92%, rgba(6, 182, 212, .1), transparent 24%),
        linear-gradient(180deg, rgba(248,250,252,.4), rgba(239,246,255,.66));
}

.value-path {
    position: relative;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 16px;
    margin-top: 54px;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    overflow: visible;
}

.value-path::before {
    content: "";
    position: absolute;
    top: 43px;
    left: 8%;
    right: 8%;
    height: 2px;
    background: linear-gradient(90deg, #2563eb, #06b6d4 28%, #7c3aed 53%, #f59e0b 76%, #10b981);
    opacity: .28;
}

.value-path-item {
    --step-color: #2563eb;
    --step-rgb: 37, 99, 235;
    position: relative;
    z-index: 1;
    min-height: 292px;
    padding: 25px 23px 26px;
    border: 1px solid rgba(var(--step-rgb), .17);
    border-radius: 22px;
    background:
        radial-gradient(circle at 100% 0, rgba(var(--step-rgb), .12), transparent 35%),
        linear-gradient(155deg, #fff 0%, rgba(255,255,255,.94) 68%, rgba(var(--step-rgb), .055) 100%);
    box-shadow: 0 18px 44px -36px rgba(15,23,42,.38);
    transition: transform .26s ease, box-shadow .26s ease, border-color .26s ease;
}

.value-path-item + .value-path-item {
    border-left: 1px solid rgba(var(--step-rgb), .17);
}

.value-path-item:nth-child(1) { --step-color: #2563eb; --step-rgb: 37, 99, 235; }
.value-path-item:nth-child(2) { --step-color: #0891b2; --step-rgb: 8, 145, 178; }
.value-path-item:nth-child(3) { --step-color: #7c3aed; --step-rgb: 124, 58, 237; }
.value-path-item:nth-child(4) { --step-color: #d97706; --step-rgb: 217, 119, 6; }
.value-path-item:nth-child(5) { --step-color: #059669; --step-rgb: 5, 150, 105; }

.value-path-item:hover {
    z-index: 3;
    transform: translateY(-7px);
    border-color: rgba(var(--step-rgb), .34);
    box-shadow: 0 28px 54px -34px rgba(var(--step-rgb), .42);
}

.value-path-item:not(:last-child)::after {
    content: "→";
    top: 31px;
    right: -25px;
    width: 32px;
    height: 32px;
    color: var(--step-color);
    border: 1px solid rgba(var(--step-rgb), .2);
    background: #fff;
    box-shadow: 0 7px 18px -10px rgba(15,23,42,.35);
    font-size: 14px;
}

.value-path-no {
    display: grid;
    place-items: center;
    width: 56px;
    height: 56px;
    margin-bottom: 38px;
    color: #fff;
    border-radius: 18px;
    background:
        linear-gradient(145deg, rgba(255,255,255,.22), rgba(255,255,255,0)),
        var(--step-color);
    box-shadow:
        0 14px 28px -16px rgba(var(--step-rgb), .72),
        0 1px 0 rgba(255,255,255,.36) inset;
    font-size: 13px;
    letter-spacing: .08em;
}

.value-path-item h3 {
    margin-bottom: 12px;
    font-size: 19px;
    line-height: 1.45;
}

.value-path-item p {
    color: #5b687b;
    font-size: 13.5px;
    line-height: 1.85;
}

.outcome-strip {
    margin-top: 24px;
    padding: 20px 24px;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 18px;
    background:
        radial-gradient(circle at 88% 20%, rgba(34,211,238,.17), transparent 25%),
        linear-gradient(120deg, #0b1733, #16396c 58%, #0c6475);
    box-shadow: 0 20px 42px -26px rgba(15,30,70,.48);
}

@media (max-width: 1100px) {
    .value-path {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .value-path::before,
    .value-path-item::after {
        display: none !important;
    }

    .value-path-item {
        min-height: 270px;
        border-right: 1px solid rgba(var(--step-rgb), .17);
        border-bottom: 1px solid rgba(var(--step-rgb), .17);
    }
}

@media (max-width: 720px) {
    .home-industry-entry { gap: 14px; }

    .home-industry-card {
        min-height: 280px;
        padding: 24px;
        border-radius: 20px;
    }

    .home-industry-card h3 {
        flex-direction: row;
        align-items: center;
        gap: 14px;
    }

    .home-industry-card h3::before {
        width: 46px;
        height: 46px;
        border-radius: 14px;
        font-size: 16px;
    }

    .value-path {
        grid-template-columns: 1fr;
        gap: 14px;
        margin-top: 34px;
    }

    .value-path-item {
        min-height: 0;
        padding: 22px;
        border-right: 1px solid rgba(var(--step-rgb), .17);
        border-bottom: 1px solid rgba(var(--step-rgb), .17) !important;
    }

    .value-path-item:last-child {
        border-bottom: 1px solid rgba(var(--step-rgb), .17) !important;
    }

    .value-path-no {
        width: 48px;
        height: 48px;
        margin-bottom: 20px;
        border-radius: 15px;
    }
}

/* =========================================================
   手机端聚焦优化 · 首屏信息层级、触控尺寸与滚动效率
   ========================================================= */
.hero-tag-copy-mobile,
.hero-desc-mobile {
    display: none;
}

@media (max-width: 720px) {
    :root {
        --header-h: 60px;
    }

    body {
        padding-bottom: env(safe-area-inset-bottom);
    }

    .container {
        padding-right: max(18px, env(safe-area-inset-right));
        padding-left: max(18px, env(safe-area-inset-left));
    }

    /* 顶部只保留菜单、品牌与核心咨询入口 */
    .nav {
        gap: 8px;
        padding-right: max(12px, env(safe-area-inset-right));
        padding-left: max(12px, env(safe-area-inset-left));
    }

    .nav-toggle {
        width: 40px;
        height: 40px;
        border-radius: 12px;
    }

    .nav-toggle-bar {
        width: 17px;
    }

    .brand-logo {
        height: 34px;
        max-width: min(158px, 42vw);
    }

    a.nav-edu-bar {
        display: none !important;
    }

    a.nav-cta-bar {
        min-height: 40px;
        padding: 8px 12px;
        border-radius: 12px;
        font-size: 13px;
        box-shadow: 0 6px 16px rgba(37, 99, 235, .24);
    }

    a.nav-cta-bar .btn-icon {
        display: none;
    }

    .nav-panel {
        top: var(--header-h);
        height: calc(100dvh - var(--header-h));
    }

    /* 首屏：两行主标题 + 一句话价值 + 双行动入口 */
    .hero {
        min-height: 0;
        padding-top: calc(var(--header-h) + 28px);
        padding-bottom: 42px;
    }

    .hero-grid-bg {
        background-size: 42px 42px;
        opacity: .7;
    }

    .hero-inner {
        display: block;
    }

    .hero-text {
        width: 100%;
    }

    .hero-tag {
        flex-wrap: nowrap;
        gap: 7px;
        width: max-content;
        max-width: 100%;
        margin-bottom: 22px;
        padding: 6px 10px 6px 6px;
        border-color: rgba(37, 99, 235, .16);
        background: rgba(255, 255, 255, .78);
        box-shadow: 0 8px 24px -18px rgba(37, 99, 235, .55);
        font-size: 11.5px;
        line-height: 1.3;
    }

    .hero-tag-pill {
        padding: 3px 8px;
        font-size: 10px;
    }

    .hero-tag-copy-desktop {
        display: none;
    }

    .hero-tag-copy-mobile {
        display: inline;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .hero-title {
        margin-bottom: 20px;
        font-size: clamp(36px, 10vw, 43px);
        line-height: 1.12;
        letter-spacing: -1.4px;
        text-wrap: balance;
    }

    .hero-title-kicker,
    .hero-title .gradient {
        display: block;
    }

    .hero-title-kicker {
        margin-bottom: 7px;
    }

    .hero-title br {
        display: none;
    }

    .hero-desc {
        display: none;
    }

    .hero-desc-mobile {
        display: block;
        max-width: 36em;
        margin-bottom: 26px;
        color: var(--text-secondary);
        font-size: 15px;
        line-height: 1.75;
    }

    .hero-desc-mobile strong {
        display: block;
        margin-top: 5px;
        color: var(--text-primary);
        font-weight: 700;
    }

    .hero-edu-banner,
    .hero-visual {
        display: none;
    }

    .hero-actions {
        display: grid;
        grid-template-columns: minmax(0, 1.18fr) minmax(0, .82fr);
        gap: 10px;
        margin-bottom: 24px;
    }

    .hero-actions .btn {
        width: 100%;
        min-width: 0;
        min-height: 48px;
        padding: 11px 12px;
        border-radius: 13px;
        font-size: 14px;
    }

    .hero-actions .btn-icon {
        width: 16px;
        height: 16px;
    }

    .hero-stats,
    .hero-stats:first-child {
        display: grid !important;
        grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
        gap: 0;
        padding: 16px 0 0;
        border-top: 1px solid rgba(148, 163, 184, .24);
    }

    .hero-stat {
        padding: 0 9px;
        border: 0;
        border-radius: 0;
        background: transparent;
        box-shadow: none;
        text-align: center;
    }

    .hero-stat + .hero-stat {
        border-left: 1px solid rgba(148, 163, 184, .24);
    }

    .hero-stat-num {
        font-size: 21px;
    }

    .hero-stat-num small {
        font-size: 12px;
    }

    .hero-stat-label {
        margin-top: 4px;
        font-size: 10.5px;
        line-height: 1.4;
    }

    /* 后续内容减少大留白与卡片高度，提升手机浏览节奏 */
    .section {
        padding: 62px 0;
    }

    .section-tight {
        padding: 48px 0;
    }

    .section-head {
        margin-bottom: 34px;
    }

    .section-eyebrow {
        margin-bottom: 14px;
        padding: 5px 12px;
        font-size: 11.5px;
    }

    .section-title {
        margin-bottom: 13px;
        font-size: clamp(27px, 7.8vw, 32px);
        line-height: 1.32;
        letter-spacing: -.6px;
    }

    .section-subtitle {
        font-size: 14px;
        line-height: 1.75;
    }

    .section-subtitle br {
        display: none;
    }

    .home-industry-entry {
        gap: 12px;
    }

    .home-industry-card {
        min-height: 0;
        padding: 21px;
        border-radius: 18px;
    }

    .home-industry-card > span {
        margin-bottom: 16px;
    }

    .home-industry-card h3 {
        gap: 12px;
        margin-bottom: 11px;
        font-size: 20px;
    }

    .home-industry-card h3::before {
        width: 42px;
        height: 42px;
        border-radius: 13px;
    }

    .home-industry-card p {
        max-width: none;
        margin-bottom: 15px;
        font-size: 13.5px;
        line-height: 1.7;
    }

    .value-path {
        gap: 12px;
        margin-top: 28px;
    }

    .value-path-item {
        display: grid;
        grid-template-columns: 44px minmax(0, 1fr);
        gap: 5px 14px;
        padding: 19px;
        border-radius: 18px;
    }

    .value-path-no {
        grid-row: 1 / span 2;
        width: 44px;
        height: 44px;
        margin: 0;
        border-radius: 14px;
        font-size: 11px;
    }

    .value-path-item h3,
    .value-path-item p {
        grid-column: 2;
    }

    .value-path-item h3 {
        margin: 0;
        font-size: 17px;
        line-height: 1.4;
    }

    .value-path-item p {
        font-size: 12.5px;
        line-height: 1.65;
    }

    /* 手机底部咨询卡：微信号 + 一键拨打 */
    .site-utility {
        right: max(14px, env(safe-area-inset-right));
        bottom: max(12px, env(safe-area-inset-bottom));
        left: max(14px, env(safe-area-inset-left));
        display: block;
        width: auto;
        padding: 7px 8px 7px 16px;
        border: 1px solid rgba(37, 99, 235, .18);
        border-radius: 22px;
        background: rgba(255, 255, 255, .97);
        box-shadow: 0 16px 36px -18px rgba(15, 23, 42, .38);
        overflow: visible;
    }

    .site-utility > .site-utility-link {
        display: none !important;
    }

    .site-utility-mobile {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: center;
        gap: 12px;
    }

    .site-utility-mobile-contact {
        display: grid;
        min-width: 0;
        line-height: 1.12;
    }

    .site-utility-mobile-label {
        margin-bottom: 3px;
        color: #7b8799;
        font-size: 12px;
        font-weight: 500;
    }

    .site-utility-mobile-number {
        color: var(--text-primary);
        font-size: clamp(19px, 5.6vw, 22px);
        font-weight: 700;
        letter-spacing: .1px;
        white-space: nowrap;
    }

    .site-utility-mobile-call {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-width: 108px;
        min-height: 52px;
        padding: 0 17px;
        color: #fff;
        border-radius: 16px;
        background: linear-gradient(135deg, #2563eb, #4f86ff);
        box-shadow: 0 10px 24px -12px rgba(37, 99, 235, .72);
        font-size: 16px;
        font-weight: 700;
        white-space: nowrap;
    }

    .site-utility-mobile-call:active {
        transform: scale(.98);
    }
}

@media (max-width: 380px) {
    .brand-logo {
        height: 31px;
        max-width: 142px;
    }

    a.nav-cta-bar {
        padding-right: 10px;
        padding-left: 10px;
        font-size: 12px;
    }

    .hero-title {
        font-size: 35px;
    }

    .hero-actions .btn {
        font-size: 13px;
    }

    .hero-actions .btn-ghost .btn-icon {
        display: none;
    }

    .hero-stat {
        padding-right: 5px;
        padding-left: 5px;
    }

    .site-utility {
        padding-left: 14px;
    }

    .site-utility-mobile-number {
        font-size: 19px;
    }

    .site-utility-mobile-call {
        min-width: 96px;
        min-height: 48px;
        padding: 0 13px;
        font-size: 14px;
    }
}

/* =========================================================
   全站手机端完整性优化 · 防重叠、去空白、避免内容遮挡
   ========================================================= */
@media (max-width: 720px) {
    main,
    main > section,
    .container,
    .section-head,
    .module-row > *,
    .solution-block-text,
    .office-name,
    .office-info-line > :last-child {
        min-width: 0;
    }

    img,
    iframe,
    svg {
        max-width: 100%;
    }

    h1,
    h2,
    h3,
    h4,
    p,
    li,
    a,
    span,
    strong {
        overflow-wrap: break-word;
    }

    /* 通用内页头部与区块节奏 */
    .page-hero {
        padding-top: calc(var(--header-h) + 34px);
        padding-bottom: 38px;
    }

    .page-hero::before,
    .page-hero::after {
        display: none;
    }

    .page-hero h1 {
        margin-bottom: 14px;
        font-size: clamp(29px, 8.5vw, 34px);
        line-height: 1.2;
        letter-spacing: -.8px;
    }

    .page-hero h1 br {
        display: none;
    }

    .page-hero p {
        font-size: 14px;
        line-height: 1.72;
    }

    .module-section {
        padding: 58px 0;
    }

    .module-row,
    .module-row-wide,
    .module-row.reverse,
    .module-row-wide.reverse {
        gap: 28px;
    }

    .module-title {
        font-size: 27px;
    }

    .module-title-en {
        margin-bottom: 16px;
        font-size: 12px;
    }

    .module-desc {
        margin-bottom: 18px;
        font-size: 14px;
        line-height: 1.75;
    }

    .module-points {
        margin-bottom: 20px;
    }

    .module-points li {
        gap: 10px;
        padding: 7px 0;
        font-size: 13.5px;
    }

    .feature-card,
    .scenario-card,
    .solution-card,
    .llm-model-card,
    .why-card {
        padding: 21px 19px;
    }

    .scenario-grid {
        min-height: 0;
        gap: 14px;
    }

    .scenario-meta {
        flex-wrap: wrap;
    }

    .scenario-icon {
        width: 42px;
        height: 42px;
    }

    .scenario-tag {
        max-width: 100%;
        padding: 4px 10px;
        font-size: 12px;
        white-space: normal;
    }

    .scenario-card.feature .scenario-title,
    .scenario-title {
        margin-top: 14px;
        font-size: 20px;
    }

    .scenario-desc,
    .scenario-card.feature .scenario-desc {
        font-size: 13.5px;
        line-height: 1.72;
    }

    .metrics {
        padding: 22px 16px;
        border-radius: 20px;
    }

    .metrics-grid,
    .audit-metrics,
    .case-audit-spotlight-metrics,
    .cert-grid,
    .honors-grid,
    .honors-compact .honors-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }

    .logo-wall {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }

    .logo-chip,
    .logo-chip small {
        white-space: normal;
    }

    .cta {
        padding: 36px 20px;
        border-radius: 20px;
    }

    .cta h2 {
        font-size: 24px;
        line-height: 1.35;
    }

    .cta p {
        margin-bottom: 24px;
        font-size: 14px;
    }

    /* 产品页：缩小桌面视觉组件的占位空间 */
    .external-arch {
        margin-top: 30px;
    }

    .external-arch-frame {
        height: 68vh;
        min-height: 520px;
    }

    .visual-card {
        padding: 22px 16px;
        border-radius: 20px;
    }

    .kernel-center {
        width: 108px;
        height: 108px;
    }

    .kernel-center span {
        font-size: 13px;
    }

    .kernel-pill {
        gap: 5px;
        padding: 7px 9px;
        font-size: 11px;
    }

    .tools-grid {
        gap: 8px;
    }

    .tool-chip {
        padding: 13px 7px;
    }

    .ma-card {
        align-items: flex-start;
        gap: 12px;
        padding: 14px;
    }

    .ma-card .meta {
        min-width: 0;
    }

    .ma-card .status {
        flex: 0 0 auto;
        padding: 4px 7px;
        font-size: 10.5px;
    }

    .studio-canvas {
        min-height: 0;
        gap: 12px;
        padding: 15px;
    }

    .studio-flow {
        min-height: 220px;
        padding: 14px;
    }

    /* 方案页：标题与图标稳定成两列，减少大段空白 */
    .solution-block {
        margin-bottom: 48px;
    }

    .solution-block-head {
        display: grid;
        grid-template-columns: 48px minmax(0, 1fr);
        gap: 14px;
        margin-bottom: 22px;
    }

    .solution-block-icon {
        width: 48px;
        height: 48px;
        border-radius: 14px;
    }

    .solution-block-icon svg {
        width: 23px;
        height: 23px;
    }

    .solution-block-text {
        width: auto;
        min-width: 0;
    }

    .solution-block-title {
        font-size: 22px;
    }

    .solution-block-intro {
        margin: 0 0 24px;
        font-size: 14px;
        line-height: 1.75;
    }

    .solution-subhead {
        margin: 28px 0 17px;
        font-size: 18px;
    }

    .solution-card {
        grid-template-columns: 38px minmax(0, 1fr);
        column-gap: 11px;
        row-gap: 10px;
    }

    .solution-card-icon {
        width: 38px;
        height: 38px;
    }

    .audit-metrics {
        gap: 10px;
        margin-bottom: 25px;
    }

    .audit-metric,
    .audit-center-card,
    .security-pillar,
    .security-stack-cell {
        padding: 18px 16px;
    }

    .security-stack {
        padding: 24px 18px;
        border-radius: 20px;
    }

    /* 客户案例与新闻：缩小封面空白 */
    .case-grid,
    .insight-grid {
        gap: 16px;
    }

    .case-cover {
        height: 152px;
        padding: 18px 20px;
    }

    .case-cover-title {
        font-size: 19px;
    }

    .case-body {
        padding: 20px;
    }

    .case-audit-spotlight {
        padding: 23px 18px;
        border-radius: 20px;
    }

    .case-audit-spotlight-head p {
        margin-bottom: 20px;
        font-size: 13.5px;
    }

    .insight-featured {
        gap: 0;
        margin-bottom: 32px;
    }

    .insight-featured-cover {
        min-height: 230px;
        padding: 27px 22px;
    }

    .insight-featured-cover h2 {
        font-size: 24px;
    }

    .insight-featured-body {
        padding: 24px 22px;
    }

    .insight-featured-body h3 {
        font-size: 19px;
    }

    .insight-card-body {
        padding: 19px;
    }

    /* 关于与联系：去除桌面大间距并保证长联系方式换行 */
    .about-intro {
        gap: 28px;
        margin-bottom: 44px;
    }

    .about-intro h2 {
        margin-bottom: 15px;
        font-size: 26px;
    }

    .about-intro p {
        font-size: 14px;
        line-height: 1.8;
    }

    .about-intro .badges {
        margin-top: 16px;
    }

    .about-visual {
        padding: 12px;
        border-radius: 18px;
    }

    .about-visual-grid .stat {
        padding: 18px 16px;
    }

    .huawei-partner-panel {
        gap: 22px;
        padding: 23px 20px;
        border-radius: 20px;
    }

    .huawei-partner-strip {
        gap: 12px;
        margin-bottom: 24px;
        padding: 17px;
    }

    .whitepaper {
        display: grid;
        grid-template-columns: 52px minmax(0, 1fr);
        gap: 15px;
        margin-top: 36px;
        padding: 22px 18px;
        border-radius: 20px;
    }

    .whitepaper-icon {
        width: 52px;
        height: 52px;
        border-radius: 14px;
    }

    .whitepaper-text {
        min-width: 0;
    }

    .whitepaper .btn {
        grid-column: 1 / -1;
        width: 100%;
    }

    .contact-grid {
        gap: 0;
        border-radius: 20px;
    }

    .contact-info,
    .contact-form {
        padding: 25px 20px;
    }

    .contact-info p {
        margin-bottom: 22px;
    }

    .contact-info-list {
        gap: 17px;
    }

    .contact-info-list li > div:last-child,
    .contact-info-list .val,
    .footer-partner-line,
    .contact-partner-line {
        min-width: 0;
        white-space: normal;
        overflow-wrap: anywhere;
    }

    /* 四个行业落地页 */
    .industry-hero {
        padding: calc(var(--header-h) + 36px) 0 52px;
    }

    .industry-hero-inner {
        gap: 28px;
    }

    .industry-breadcrumb {
        margin-bottom: 18px;
    }

    .industry-hero h1 {
        margin-bottom: 18px;
        font-size: 34px;
        line-height: 1.2;
        letter-spacing: -1px;
    }

    .industry-hero-lead {
        font-size: 14.5px;
        line-height: 1.75;
    }

    .industry-proof-panel {
        padding: 20px;
        border-radius: 20px;
    }

    .industry-proof-list li {
        padding: 12px;
        font-size: 13px;
    }

    .industry-section {
        padding: 60px 0;
    }

    .industry-section-head {
        gap: 14px;
        margin-bottom: 30px;
    }

    .industry-section-head h2 {
        font-size: 28px;
    }

    .industry-section-head p {
        font-size: 14px;
        line-height: 1.75;
    }

    .industry-pain-card,
    .industry-capability-card,
    .industry-delivery-step {
        min-height: 0;
        padding: 21px 19px;
    }

    .industry-card-no,
    .industry-capability-tag,
    .industry-delivery-step::before {
        margin-bottom: 16px;
    }

    .industry-case-copy {
        padding: 27px 21px;
    }

    .industry-case h2 {
        font-size: 27px;
    }

    .industry-case-metric {
        min-height: 105px;
        padding: 18px;
    }

    .industry-case-metric strong {
        font-size: 25px;
    }

    .industry-cta {
        padding: 36px 20px;
        border-radius: 20px;
    }

    .industry-cta h2 {
        font-size: 26px;
    }

    .industry-footer {
        padding: 38px 0 22px;
    }

    .industry-footer-grid {
        gap: 26px;
    }

    /* 页脚：修复“总部 / 北京 / 美国”文字覆盖图标 */
    .site-footer {
        margin-top: 38px;
        padding: 44px 0 24px;
    }

    .footer-grid {
        gap: 26px;
        margin-bottom: 30px;
    }

    .footer-col h4 {
        margin-bottom: 12px;
    }

    .footer-offices {
        gap: 20px;
        padding: 24px 0;
        margin-bottom: 18px;
    }

    .office-card {
        min-width: 0;
        padding: 0;
    }

    .office-card[style] {
        padding: 20px 18px !important;
    }

    .office-tag {
        display: grid;
        grid-template-columns: 46px minmax(0, 1fr);
        align-items: center;
        gap: 12px;
        width: 100%;
        margin-bottom: 10px;
    }

    .office-flag {
        display: inline-flex;
        width: 46px;
        height: 28px;
        padding: 0 6px;
        flex: 0 0 46px;
        border-radius: 7px;
        font-size: 12px;
        line-height: 1;
        letter-spacing: 0;
        white-space: nowrap;
    }

    .office-name {
        font-size: 14px;
        line-height: 1.4;
    }

    .office-name small {
        font-size: 10px;
        line-height: 1.45;
    }

    .office-info {
        font-size: 12.5px;
        line-height: 1.68;
    }

    .office-info-line {
        gap: 9px;
        margin-top: 6px;
    }

    .office-info-line svg {
        margin-top: 3px;
    }

    .footer-bottom {
        font-size: 11.5px;
        line-height: 1.65;
    }

    /* 固定咨询卡在页脚自动收起，避免遮住地址和版权信息 */
    .site-utility {
        transition: opacity .22s ease, transform .28s ease;
    }

    .site-utility.is-footer-visible {
        opacity: 0;
        transform: translateY(calc(100% + 24px));
        pointer-events: none;
    }
}

@media (max-width: 380px) {
    .tools-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .ma-card {
        flex-wrap: wrap;
    }

    .ma-card .status {
        margin-left: 56px;
    }

    .industry-switcher a {
        padding: 12px 10px;
    }

    .industry-switcher strong {
        font-size: 13px;
    }
}

/* =========================================================
   首页桌面端重点板块 · 行业入口 / 落地闭环 / 建设方式
   ========================================================= */
.mobile-architecture-summary {
    display: none;
}

@media (min-width: 721px) {
    #industries {
        background:
            radial-gradient(circle at 8% 16%, rgba(37, 99, 235, .1), transparent 24%),
            radial-gradient(circle at 92% 82%, rgba(6, 182, 212, .1), transparent 24%),
            linear-gradient(180deg, rgba(248, 250, 252, .55), rgba(239, 246, 255, .72));
    }

    #industries .home-industry-entry {
        display: grid;
        grid-template-columns: repeat(4, minmax(0, 1fr));
        gap: 20px;
        margin-top: 48px;
    }

    #industries .home-industry-card {
        display: flex;
        flex-direction: column;
        min-width: 0;
        min-height: 318px;
        padding: 29px 27px 26px;
        border: 1px solid rgba(var(--card-rgb), .2);
        border-radius: 24px;
        background:
            radial-gradient(circle at 108% -8%, rgba(var(--card-rgb), .17), transparent 34%),
            linear-gradient(155deg, #fff 0%, #fff 64%, rgba(var(--card-rgb), .055) 100%);
        box-shadow: 0 20px 48px -36px rgba(var(--card-rgb), .48);
    }

    #industries .home-industry-card > span {
        min-height: 24px;
        margin-bottom: 24px;
    }

    #industries .home-industry-card h3 {
        margin-bottom: 14px;
    }

    #industries .home-industry-card p {
        margin-bottom: 22px;
    }

    #delivery-path .value-path {
        display: grid;
        grid-template-columns: repeat(5, minmax(0, 1fr));
        gap: 16px;
        margin-top: 48px;
        padding: 0;
        list-style: none;
    }

    #delivery-path .value-path-item {
        display: block;
        min-width: 0;
        min-height: 280px;
        padding: 25px 22px;
        border: 1px solid rgba(var(--step-rgb), .19);
        border-radius: 22px;
        background:
            radial-gradient(circle at 100% 0, rgba(var(--step-rgb), .13), transparent 36%),
            linear-gradient(155deg, #fff, rgba(255, 255, 255, .95) 70%, rgba(var(--step-rgb), .05));
        box-shadow: 0 20px 44px -36px rgba(var(--step-rgb), .52);
    }

    #delivery-path .value-path-no {
        margin-bottom: 34px;
    }

    #delivery-path .outcome-strip {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
        margin-top: 24px;
    }

    #adoption .adoption-grid {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 22px;
        margin-top: 44px;
    }

    #adoption .adoption-card {
        position: relative;
        display: flex;
        flex-direction: column;
        min-width: 0;
        min-height: 400px;
        padding: 30px;
        border: 1px solid rgba(148, 163, 184, .24);
        border-radius: 24px;
        background:
            radial-gradient(circle at 92% 4%, rgba(37, 99, 235, .1), transparent 28%),
            rgba(255, 255, 255, .94);
        box-shadow: 0 22px 50px -38px rgba(15, 23, 42, .42);
        overflow: hidden;
    }

    #adoption .adoption-card::before {
        content: "";
        position: absolute;
        top: 0;
        left: 24px;
        right: 24px;
        height: 3px;
        border-radius: 0 0 999px 999px;
        background: linear-gradient(90deg, var(--primary), var(--accent));
    }

    #adoption .adoption-card-featured {
        color: #fff;
        border-color: rgba(103, 232, 249, .2);
        background:
            radial-gradient(circle at 86% 10%, rgba(34, 211, 238, .25), transparent 30%),
            linear-gradient(145deg, #172554, #1e3a8a 56%, #155e75);
        box-shadow: 0 28px 60px -32px rgba(30, 58, 138, .64);
        transform: translateY(-8px);
    }

    #adoption .adoption-card-featured::before {
        background: linear-gradient(90deg, #67e8f9, #a5b4fc);
    }

    #adoption .adoption-card > p {
        min-height: 76px;
    }

    #adoption .adoption-card > a {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        align-self: flex-start;
        min-height: 36px;
        padding: 7px 12px;
        border-radius: 999px;
        background: var(--primary-soft);
    }

    #adoption .adoption-card-featured > a {
        background: rgba(103, 232, 249, .12);
    }
}

/* =========================================================
   手机端导航兜底 + 产品架构紧凑视图
   ========================================================= */
.nav-toggle {
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

@media (max-width: 960px) {
    .site-header.nav-open #site-nav {
        visibility: visible !important;
        transform: translateX(0) !important;
        pointer-events: auto !important;
    }
}

@media (max-width: 720px) {
    .external-arch {
        display: none !important;
    }

    .mobile-architecture-summary {
        display: grid;
        gap: 12px;
        margin-top: 30px;
    }

    .mobile-architecture-card {
        --layer-color: #2563eb;
        position: relative;
        padding: 18px 18px 18px 21px;
        border: 1px solid var(--border);
        border: 1px solid color-mix(in srgb, var(--layer-color) 22%, #e2e8f0);
        border-radius: 17px;
        background: #fff;
        background:
            radial-gradient(circle at 100% 0, color-mix(in srgb, var(--layer-color) 11%, transparent), transparent 38%),
            #fff;
        box-shadow: 0 16px 34px -30px rgba(15, 23, 42, .48);
        overflow: hidden;
    }

    .mobile-architecture-card::before {
        content: "";
        position: absolute;
        top: 14px;
        bottom: 14px;
        left: 0;
        width: 4px;
        border-radius: 0 999px 999px 0;
        background: var(--layer-color);
    }

    .mobile-architecture-card.layer-data { --layer-color: #0891b2; }
    .mobile-architecture-card.layer-ontology { --layer-color: #7c3aed; }
    .mobile-architecture-card.layer-agent { --layer-color: #059669; }

    .mobile-architecture-card > span {
        display: block;
        margin-bottom: 7px;
        color: var(--layer-color);
        font-size: 10.5px;
        font-weight: 800;
        letter-spacing: .1em;
    }

    .mobile-architecture-card h2 {
        margin-bottom: 6px;
        font-size: 19px;
        line-height: 1.35;
    }

    .mobile-architecture-card p {
        color: var(--text-secondary);
        font-size: 13px;
        line-height: 1.65;
    }

    .page-hero:has(.mobile-architecture-summary) {
        padding-bottom: 34px;
    }
}
/* ===== 2026-07-23 行业聚焦与采购表达优化 ===== */
.scenario-card.noncore-card,
#upgrade,
#building-digital,
.case-grid [data-category="energy"],
.case-grid [data-category="medical-edu"],
.case-grid [data-category="building"],
.product-page .llm-model-grid {
    display: none !important;
}

.site-header .btn-edu {
    position: relative;
    overflow: visible;
    border: 1px solid rgba(255, 255, 255, .42);
    background: linear-gradient(135deg, #0891b2 0%, #2563eb 48%, #7c3aed 100%);
    box-shadow:
        0 8px 22px rgba(37, 99, 235, .24),
        0 0 0 3px rgba(37, 99, 235, .07);
}

.site-header .btn-edu::before {
    content: "";
    width: 6px;
    height: 6px;
    flex: 0 0 6px;
    border-radius: 50%;
    background: #a7f3d0;
    box-shadow: 0 0 0 4px rgba(167, 243, 208, .18);
}

.site-header .btn-edu:hover {
    box-shadow:
        0 12px 28px rgba(124, 58, 237, .3),
        0 0 0 4px rgba(37, 99, 235, .09);
}

/* 首页首屏与核心能力之间保持紧凑衔接 */
.hero {
    padding-bottom: 56px;
}

.hero + #capabilities {
    padding-top: 58px;
}

/* 首页各栏目统一减少顶部留白，保留底部阅读节奏 */
.home-page main > .section {
    padding-top: 72px;
}

.home-page main > .section.section-tight {
    padding-top: 52px;
}

.home-page main > .section.metrics-section {
    padding-top: 36px;
}

.buyer-concerns {
    background:
        radial-gradient(circle at 8% 20%, rgba(37, 99, 235, .09), transparent 25%),
        linear-gradient(180deg, rgba(248,250,252,.52), rgba(239,246,255,.66));
}

.buyer-concern-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.buyer-concern-card,
.delivery-asset {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(148, 163, 184, .25);
    background: rgba(255,255,255,.94);
    box-shadow: 0 18px 45px rgba(15,23,42,.06);
}

.buyer-concern-card {
    --concern-accent: #2563eb;
    --concern-accent-rgb: 37, 99, 235;
    display: flex;
    min-height: 310px;
    padding: 28px 26px 24px;
    border-color: rgba(var(--concern-accent-rgb), .18);
    border-radius: 24px;
    flex-direction: column;
    transition: transform .28s ease, border-color .28s ease, box-shadow .28s ease;
}

.buyer-concern-card:nth-child(2) {
    --concern-accent: #7c3aed;
    --concern-accent-rgb: 124, 58, 237;
}

.buyer-concern-card:nth-child(3) {
    --concern-accent: #0891b2;
    --concern-accent-rgb: 8, 145, 178;
}

.buyer-concern-card:nth-child(4) {
    --concern-accent: #ea580c;
    --concern-accent-rgb: 234, 88, 12;
}

.buyer-concern-card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 4px;
    background: linear-gradient(90deg, var(--concern-accent), rgba(var(--concern-accent-rgb), .18));
}

.buyer-concern-card:hover {
    border-color: rgba(var(--concern-accent-rgb), .34);
    box-shadow: 0 22px 54px rgba(15, 23, 42, .11);
    transform: translateY(-5px);
}

.buyer-concern-card::after {
    content: "";
    position: absolute;
    inset: auto -36px -48px auto;
    width: 130px;
    height: 130px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(var(--concern-accent-rgb), .12), transparent 70%);
}

.buyer-concern-no {
    position: relative;
    z-index: 1;
    display: inline-flex;
    width: fit-content;
    align-items: center;
    gap: 9px;
    color: var(--concern-accent);
}

.buyer-concern-no b {
    display: grid;
    width: 38px;
    height: 38px;
    border-radius: 12px;
    background: linear-gradient(145deg, var(--concern-accent), rgba(var(--concern-accent-rgb), .76));
    box-shadow: 0 9px 22px rgba(var(--concern-accent-rgb), .2);
    color: #fff;
    font-size: 13px;
    letter-spacing: .06em;
    place-items: center;
}

.buyer-concern-no em {
    padding: 7px 11px;
    border: 1px solid rgba(var(--concern-accent-rgb), .16);
    border-radius: 999px;
    background: rgba(var(--concern-accent-rgb), .07);
    font-size: 12px;
    font-style: normal;
    font-weight: 800;
    letter-spacing: .05em;
}

.buyer-concern-card h3 {
    position: relative;
    z-index: 1;
    margin: 24px 0 13px;
    font-size: clamp(18px, 1.24vw, 21px);
    line-height: 1.45;
}

.buyer-concern-card p {
    position: relative;
    z-index: 1;
    margin: 0;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.78;
}

.buyer-concern-card strong {
    position: relative;
    z-index: 1;
    display: block;
    margin-top: auto;
    padding-top: 18px;
    border-top: 1px solid rgba(var(--concern-accent-rgb), .13);
    color: #475569;
    font-size: 12px;
    font-weight: 700;
    line-height: 1.7;
}

.buyer-concern-card strong span {
    display: block;
    margin-bottom: 3px;
    color: var(--concern-accent);
    font-size: 10px;
    font-weight: 900;
    letter-spacing: .12em;
}

/* AI 原生的人机协同交付体系 */
.ai-delivery-section {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 8% 12%, rgba(37, 99, 235, .11), transparent 26%),
        radial-gradient(circle at 92% 82%, rgba(8, 145, 178, .09), transparent 25%),
        linear-gradient(180deg, #f8fbff 0%, #eef5ff 100%);
}

.ai-delivery-section::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: .24;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(37, 99, 235, .1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37, 99, 235, .1) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: linear-gradient(to bottom, transparent, #000 20%, #000 78%, transparent);
}

.ai-delivery-section .container {
    position: relative;
    z-index: 1;
}

.ai-delivery-pillars {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 15px;
}

.ai-delivery-pillar {
    position: relative;
    min-height: 252px;
    padding: 24px 22px 22px;
    overflow: hidden;
    border: 1px solid rgba(148, 163, 184, .22);
    border-radius: 22px;
    background: rgba(255, 255, 255, .9);
    box-shadow: 0 16px 42px rgba(15, 23, 42, .065);
}

.ai-delivery-pillar::after {
    content: "";
    position: absolute;
    right: -42px;
    bottom: -62px;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37, 99, 235, .11), transparent 68%);
}

.ai-delivery-index {
    display: grid;
    width: 42px;
    height: 42px;
    margin-bottom: 26px;
    border-radius: 13px;
    background: linear-gradient(145deg, #2563eb, #06b6d4);
    box-shadow: 0 10px 24px rgba(37, 99, 235, .22);
    color: #fff;
    font-size: 13px;
    font-weight: 900;
    place-items: center;
}

.ai-delivery-pillar small,
.project-assurance-intro > span,
.ai-delivery-flow-head span {
    display: block;
    margin-bottom: 6px;
    color: #2563eb;
    font-size: 10px;
    font-weight: 900;
    letter-spacing: .13em;
}

.ai-delivery-pillar h3 {
    margin: 0 0 12px;
    color: var(--text-primary);
    font-size: 19px;
}

.ai-delivery-pillar p {
    position: relative;
    z-index: 1;
    margin: 0;
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.75;
}

.ai-delivery-flow {
    margin-top: 18px;
    padding: 28px;
    border: 1px solid rgba(37, 99, 235, .16);
    border-radius: 24px;
    background: #0c172d;
    box-shadow: 0 22px 52px rgba(15, 23, 42, .16);
    color: #fff;
}

.ai-delivery-flow-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 24px;
}

.ai-delivery-flow-head span {
    color: #67e8f9;
}

.ai-delivery-flow-head h3 {
    margin: 0;
    color: #fff;
    font-size: 21px;
}

.ai-delivery-flow-head > strong {
    padding: 8px 13px;
    border: 1px solid rgba(103, 232, 249, .24);
    border-radius: 999px;
    background: rgba(6, 182, 212, .1);
    color: #a5f3fc;
    font-size: 11px;
    white-space: nowrap;
}

.ai-delivery-flow ol {
    display: grid;
    margin: 0;
    padding: 0;
    grid-template-columns: repeat(8, minmax(0, 1fr));
    list-style: none;
}

.ai-delivery-flow li {
    position: relative;
    min-width: 0;
    padding: 0 12px;
    border-left: 1px solid rgba(148, 163, 184, .18);
}

.ai-delivery-flow li:first-child {
    padding-left: 0;
    border-left: 0;
}

.ai-delivery-flow li::after {
    content: "→";
    position: absolute;
    top: 5px;
    right: -5px;
    color: #38bdf8;
    font-size: 14px;
}

.ai-delivery-flow li:last-child::after {
    display: none;
}

.ai-delivery-flow li > span {
    display: block;
    margin-bottom: 18px;
    color: #38bdf8;
    font-size: 11px;
    font-weight: 900;
}

.ai-delivery-flow li strong {
    display: block;
    margin-bottom: 6px;
    color: #f8fafc;
    font-size: 13px;
    line-height: 1.4;
}

.ai-delivery-flow li small {
    display: block;
    color: #94a3b8;
    font-size: 10px;
    line-height: 1.5;
}

.project-assurance {
    display: grid;
    margin-top: 18px;
    overflow: hidden;
    border: 1px solid rgba(148, 163, 184, .22);
    border-radius: 22px;
    background: rgba(255, 255, 255, .92);
    box-shadow: 0 16px 40px rgba(15, 23, 42, .055);
    grid-template-columns: 1.15fr repeat(3, 1fr);
}

.project-assurance > div {
    padding: 22px;
    border-left: 1px solid rgba(148, 163, 184, .18);
}

.project-assurance > div:first-child {
    border-left: 0;
}

.project-assurance-intro {
    background: linear-gradient(145deg, rgba(37, 99, 235, .08), rgba(6, 182, 212, .04));
}

.project-assurance h3,
.project-assurance-item strong {
    display: block;
    margin: 0 0 8px;
    color: var(--text-primary);
    font-size: 17px;
}

.project-assurance p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 12px;
    line-height: 1.7;
}

.delivery-assets-section {
    background: linear-gradient(180deg, rgba(248,250,252,.25), rgba(241,245,249,.64));
}

.delivery-assets-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 14px;
}

.delivery-asset {
    min-height: 220px;
    padding: 24px 22px;
    border-radius: 20px;
}

.delivery-asset > span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    margin-bottom: 30px;
    border-radius: 13px;
    background: linear-gradient(135deg, #2563eb, #06b6d4);
    color: #fff;
    font-size: 12px;
    font-weight: 800;
}

.delivery-asset h3 {
    margin-bottom: 10px;
    font-size: 18px;
}

.delivery-asset p {
    color: var(--text-secondary);
    font-size: 13.5px;
    line-height: 1.75;
}

.deliverables-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-top: 22px;
    padding: 20px 24px;
    border: 1px solid rgba(37,99,235,.15);
    border-radius: 18px;
    background: rgba(255,255,255,.88);
}

.deliverables-foot p {
    margin: 0;
    color: var(--text-secondary);
}

.deliverables-foot > div {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}

.profile-hero {
    padding: calc(var(--header-h) + 82px) 0 72px;
    background:
        radial-gradient(circle at 86% 18%, rgba(6,182,212,.13), transparent 28%),
        radial-gradient(circle at 10% 70%, rgba(37,99,235,.12), transparent 30%),
        linear-gradient(180deg, #f8fbff, #eef6ff);
}

.profile-hero h1 {
    max-width: 900px;
    margin: 24px 0 20px;
    font-size: clamp(38px, 5vw, 62px);
    line-height: 1.16;
    letter-spacing: -.04em;
}

.profile-hero h1 span {
    background: linear-gradient(135deg, #2563eb, #06b6d4);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
}

.profile-hero > .container > p {
    max-width: 820px;
    color: var(--text-secondary);
    font-size: 17px;
    line-height: 1.9;
}

.profile-facts,
.profile-service-grid {
    display: grid;
    gap: 16px;
}

.profile-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.profile-facts article,
.profile-service-grid article {
    border: 1px solid rgba(148,163,184,.25);
    border-radius: 22px;
    background: #fff;
    box-shadow: 0 16px 38px rgba(15,23,42,.06);
}

.profile-facts article {
    padding: 26px;
}

.profile-facts span,
.profile-service-grid span,
.profile-contact-card > span {
    color: var(--primary);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .08em;
}

.profile-facts strong {
    display: block;
    margin: 18px 0 10px;
    font-size: 22px;
}

.profile-facts p,
.profile-service-grid p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.75;
}

.profile-soft {
    background: linear-gradient(180deg, rgba(241,245,249,.4), rgba(239,246,255,.72));
}

.profile-service-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.profile-service-grid article {
    min-height: 300px;
    padding: 30px;
}

.profile-service-grid h3 {
    margin: 32px 0 14px;
    font-size: 24px;
}

.profile-service-grid a {
    display: inline-flex;
    margin-top: 24px;
    color: var(--primary);
    font-weight: 750;
}

.profile-two-column {
    display: grid;
    grid-template-columns: 1.08fr .92fr;
    gap: 54px;
    align-items: start;
}

.profile-two-column h2 {
    margin: 16px 0 28px;
    font-size: clamp(30px, 4vw, 44px);
    line-height: 1.25;
}

.profile-check-list {
    display: grid;
    gap: 12px;
    padding: 0;
    list-style: none;
}

.profile-check-list li {
    padding: 17px 18px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: #fff;
    color: var(--text-secondary);
    line-height: 1.7;
}

.profile-contact-card {
    padding: 30px;
    border: 1px solid rgba(37,99,235,.18);
    border-radius: 24px;
    background: linear-gradient(145deg, #fff, #eff6ff);
    box-shadow: 0 22px 54px rgba(37,99,235,.1);
}

.profile-contact-card dl {
    display: grid;
    gap: 14px;
}

.profile-contact-card dl > div {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 12px;
    padding-bottom: 14px;
    border-bottom: 1px solid rgba(148,163,184,.2);
}

.profile-contact-card dt {
    color: var(--text-tertiary);
    font-size: 13px;
}

.profile-contact-card dd {
    margin: 0;
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.65;
}

.profile-contact-card a {
    color: var(--primary);
    font-weight: 700;
}

.profile-contact-card > p {
    margin-top: 20px;
    color: var(--text-tertiary);
    font-size: 12px;
    line-height: 1.7;
}

.home-industry-entry {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

#industries .home-industry-entry {
    width: 100%;
    max-width: none;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

#industries .home-industry-card {
    width: 100%;
}

.model-brand-strip {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 12px;
    margin-top: 28px;
}

.model-brand-item {
    position: relative;
    overflow: hidden;
    min-width: 0;
    padding: 22px 16px 19px;
    border: 1px solid rgba(148, 163, 184, .25);
    border-radius: 18px;
    background: rgba(255, 255, 255, .9);
    box-shadow: 0 14px 35px rgba(15, 23, 42, .06);
    text-align: center;
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.model-brand-item::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 3px;
    background: var(--model-accent, linear-gradient(90deg, #2563eb, #06b6d4));
}

.model-brand-item:hover {
    transform: translateY(-4px);
    border-color: rgba(37, 99, 235, .22);
    box-shadow: 0 20px 42px rgba(15, 23, 42, .1);
}

.model-brand-item strong,
.model-brand-item span {
    display: block;
}

.model-brand-item strong {
    overflow: hidden;
    color: var(--text-primary);
    font-size: 17px;
    font-weight: 800;
    letter-spacing: -.02em;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.model-brand-item span {
    margin-top: 7px;
    color: var(--text-tertiary);
    font-size: 12px;
}

.model-brand-deepseek { --model-accent: linear-gradient(90deg, #2563eb, #6366f1); }
.model-brand-qwen { --model-accent: linear-gradient(90deg, #ff6a00, #f59e0b); }
.model-brand-glm { --model-accent: linear-gradient(90deg, #334155, #64748b); }
.model-brand-claude { --model-accent: linear-gradient(90deg, #c96442, #e8956a); }
.model-brand-gpt { --model-accent: linear-gradient(90deg, #10a37f, #059669); }
.model-brand-gemini { --model-accent: linear-gradient(90deg, #4285f4, #34a853); }

.model-routing-summary,
.security-evidence-grid {
    display: grid;
    gap: 16px;
}

.model-routing-summary {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.security-evidence-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

.model-routing-summary article,
.security-evidence-grid article {
    position: relative;
    overflow: hidden;
    min-height: 210px;
    padding: 28px;
    border: 1px solid rgba(148, 163, 184, .28);
    border-radius: 22px;
    background: linear-gradient(145deg, rgba(255,255,255,.98), rgba(241,245,249,.76));
    box-shadow: 0 18px 45px rgba(15, 23, 42, .07);
}

.model-routing-summary article::before,
.security-evidence-grid article::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 4px;
    background: linear-gradient(180deg, #2563eb, #06b6d4);
}

.model-routing-summary article > span,
.security-evidence-grid article > span {
    display: inline-flex;
    margin-bottom: 28px;
    color: #2563eb;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: .12em;
}

.model-routing-summary h3,
.security-evidence-grid h3 {
    margin: 0 0 12px;
    color: var(--text-primary);
    font-size: 20px;
}

.model-routing-summary p,
.security-evidence-grid p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.8;
}

.case-data-note {
    margin: 0 0 24px;
    padding: 16px 20px;
    border: 1px solid rgba(37, 99, 235, .16);
    border-radius: 14px;
    background: rgba(239, 246, 255, .72);
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.75;
}

@media (max-width: 1024px) {
    .buyer-concern-grid,
    .delivery-assets-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .ai-delivery-pillars {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .ai-delivery-flow ol {
        gap: 18px 0;
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .ai-delivery-flow li:nth-child(5) {
        padding-left: 0;
        border-left: 0;
    }

    .ai-delivery-flow li:nth-child(4)::after {
        display: none;
    }

    .project-assurance {
        grid-template-columns: repeat(2, 1fr);
    }

    .project-assurance > div:nth-child(3) {
        border-left: 0;
        border-top: 1px solid rgba(148, 163, 184, .18);
    }

    .project-assurance > div:nth-child(4) {
        border-top: 1px solid rgba(148, 163, 184, .18);
    }

    .profile-facts,
    .profile-service-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .profile-two-column {
        grid-template-columns: 1fr;
    }

    .model-brand-strip {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .model-routing-summary,
    .security-evidence-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .hero {
        padding-bottom: 24px;
    }

    .hero + #capabilities {
        padding-top: 36px;
    }

    .home-page main > .section {
        padding-top: 42px;
    }

    .home-page main > .section.section-tight {
        padding-top: 34px;
    }

    .home-page main > .section.metrics-section {
        padding-top: 24px;
    }

    .buyer-concern-grid,
    .delivery-assets-grid {
        grid-template-columns: 1fr;
    }

    .ai-delivery-pillars,
    .project-assurance {
        grid-template-columns: 1fr;
    }

    .ai-delivery-pillars {
        gap: 12px;
    }

    .ai-delivery-pillar {
        min-height: auto;
        padding: 19px 18px;
        border-radius: 18px;
    }

    .ai-delivery-pillar .ai-delivery-index {
        float: left;
        width: 36px;
        height: 36px;
        margin: 0 12px 12px 0;
        border-radius: 11px;
        font-size: 12px;
    }

    .ai-delivery-pillar h3 {
        margin-bottom: 14px;
        font-size: 17px;
    }

    .ai-delivery-pillar p {
        clear: both;
        font-size: 12px;
        line-height: 1.7;
    }

    .ai-delivery-flow {
        padding: 20px 17px;
        border-radius: 20px;
    }

    .ai-delivery-flow-head {
        align-items: flex-start;
        flex-direction: column;
        gap: 12px;
        margin-bottom: 20px;
    }

    .ai-delivery-flow-head h3 {
        font-size: 18px;
        line-height: 1.45;
    }

    .ai-delivery-flow-head > strong {
        white-space: normal;
    }

    .ai-delivery-flow ol {
        gap: 0;
        grid-template-columns: 1fr;
    }

    .ai-delivery-flow li,
    .ai-delivery-flow li:nth-child(5),
    .ai-delivery-flow li:first-child {
        min-height: 60px;
        padding: 0 0 14px 48px;
        border: 0;
    }

    .ai-delivery-flow li::before {
        content: "";
        position: absolute;
        top: 24px;
        bottom: 2px;
        left: 16px;
        width: 1px;
        background: rgba(56, 189, 248, .3);
    }

    .ai-delivery-flow li:last-child::before {
        display: none;
    }

    .ai-delivery-flow li::after,
    .ai-delivery-flow li:nth-child(4)::after {
        display: none;
    }

    .ai-delivery-flow li > span {
        position: absolute;
        top: 0;
        left: 0;
        display: grid;
        width: 32px;
        height: 32px;
        margin: 0;
        border: 1px solid rgba(56, 189, 248, .3);
        border-radius: 10px;
        background: rgba(56, 189, 248, .1);
        place-items: center;
    }

    .ai-delivery-flow li strong {
        margin-bottom: 3px;
        font-size: 13px;
    }

    .ai-delivery-flow li small {
        font-size: 10px;
    }

    .project-assurance > div,
    .project-assurance > div:nth-child(3) {
        padding: 18px;
        border: 0;
        border-top: 1px solid rgba(148, 163, 184, .18);
    }

    .project-assurance > div:first-child {
        border-top: 0;
    }

    .buyer-concerns .section-head {
        margin-bottom: 24px;
    }

    .buyer-concerns .section-title {
        font-size: clamp(27px, 8vw, 34px);
        line-height: 1.25;
    }

    .buyer-concerns .section-subtitle {
        font-size: 14px;
        line-height: 1.75;
    }

    .buyer-concern-grid {
        gap: 13px;
    }

    .profile-hero {
        padding: calc(var(--header-h) + 38px) 0 46px;
    }

    .profile-hero h1 {
        font-size: 34px;
    }

    .profile-hero > .container > p {
        font-size: 14px;
    }

    .profile-facts,
    .profile-service-grid {
        grid-template-columns: 1fr;
    }

    .profile-service-grid article {
        min-height: auto;
        padding: 24px;
    }

    .profile-contact-card {
        padding: 22px;
    }

    .profile-contact-card dl > div {
        grid-template-columns: 1fr;
        gap: 4px;
    }

    .buyer-concern-card,
    .delivery-asset {
        min-height: auto;
        padding: 22px;
    }

    .buyer-concern-card {
        padding: 20px 18px 17px;
        border-radius: 19px;
        box-shadow: 0 12px 30px rgba(15, 23, 42, .065);
    }

    .buyer-concern-card::before {
        height: 3px;
    }

    .buyer-concern-card::after {
        width: 100px;
        height: 100px;
    }

    .buyer-concern-no {
        gap: 8px;
    }

    .buyer-concern-no b {
        width: 34px;
        height: 34px;
        border-radius: 10px;
        font-size: 12px;
    }

    .buyer-concern-no em {
        padding: 6px 10px;
        font-size: 11px;
    }

    .buyer-concern-card h3 {
        margin: 16px 0 9px;
        font-size: 18px;
        line-height: 1.4;
    }

    .buyer-concern-card p {
        font-size: 13px;
        line-height: 1.7;
    }

    .buyer-concern-card strong {
        margin-top: 15px;
        padding-top: 13px;
        font-size: 11px;
        line-height: 1.55;
    }

    .buyer-concern-card strong span {
        display: inline;
        margin-right: 7px;
        font-size: 9px;
    }

    .delivery-asset > span {
        margin-bottom: 18px;
    }

    .deliverables-foot {
        align-items: stretch;
        flex-direction: column;
        padding: 18px;
    }

    .deliverables-foot > div {
        flex-direction: column;
    }

    #industries .home-industry-entry {
        grid-template-columns: 1fr;
    }

    .home-industry-entry,
    .model-routing-summary,
    .security-evidence-grid {
        grid-template-columns: 1fr;
    }

    .model-brand-strip {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
        margin-top: 22px;
    }

    .model-brand-item {
        padding: 18px 12px 16px;
    }

    .model-routing-summary article,
    .security-evidence-grid article {
        min-height: auto;
        padding: 22px;
    }

    .model-routing-summary article > span,
    .security-evidence-grid article > span {
        margin-bottom: 16px;
    }
}