@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');
        @import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@500;600;700&display=swap');
        
        * { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        
        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            background: #0a0a0f;
            color: #fff;
            overflow-x: hidden;
        }
        
        /* 区块纵向节奏（首屏与正文共用） */
        :root {
            --fm-stack-gap: clamp(14px, 2.4vh, 28px);
            --fm-section-y: clamp(44px, 6.5vh, 76px);
            --fm-section-header-mb: clamp(24px, 4vh, 44px);
            /* 全站主内容区统一宽度（常见桌面栅格约 1140–1200） */
            --fm-content-max: 1200px;
            --fm-text-lead: 18px;
            --fm-text-body: 13px;
            /* 首屏：标题区 ↔ 触点卡片 ↔ 数据带，上下留白节奏一致 */
            --hero-zone-gap: clamp(10px, 1.5vh, 18px);
            /* 独立静态页：首块 section 在固定导航下额外下移（与导航留出空隙） */
            --fm-subpage-first-extra: clamp(40px, 6vh, 72px);
            /* 约一行版块主标题高度，再下移一档 */
            --fm-subpage-first-title-line: clamp(38px, 5.2vw, 54px);
        }
        
        /* 与 services-grid / capability-grid 同宽的内层容器 */
        .fm-section-inner {
            width: 100%;
            max-width: var(--fm-content-max);
            margin-left: auto;
            margin-right: auto;
            box-sizing: border-box;
        }
        
        /* ===== 粒子背景 ===== */
        #particles-canvas {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 0;
            pointer-events: none;
        }
        
        /* ===== 导航栏 ===== */
        .nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 14px 48px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
            background: transparent;
        }
        
        .nav.scrolled {
            background: rgba(10, 10, 15, 0.85);
            backdrop-filter: blur(20px) saturate(180%);
            padding: 12px 48px;
            border-bottom: 1px solid rgba(212, 175, 55, 0.1);
        }

        /* 非首页：导航底部分隔线（首页仅靠滚动后出现细分隔） */
        .nav.nav--subpage {
            border-bottom: 1px solid rgba(212, 175, 55, 0.42);
        }
        .nav.nav--subpage.scrolled {
            border-bottom: 1px solid rgba(212, 175, 55, 0.52);
        }
        
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 600;
            color: #fff;
            text-decoration: none;
        }

        /* 品牌中文：衬线 + 渐变 + 字距，减弱「系统默认黑体」生硬感 */
        .brand-wordmark {
            font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
            font-weight: 600;
            letter-spacing: 0.12em;
            font-size: 21px;
            background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.88) 45%, #e8d5a0 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            filter: drop-shadow(0 1px 18px rgba(212, 175, 55, 0.22));
        }
        
        .nav-logo img {
            width: 40px;
            height: 40px;
            filter: drop-shadow(0 0 20px rgba(212, 175, 55, 0.3));
        }
        
        .nav-links {
            display: flex;
            gap: 40px;
            list-style: none;
        }
        
        .nav-links a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.3s;
            position: relative;
        }
        
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, #d4af37, #f4c430);
            transition: width 0.3s;
        }
        
        .nav-links a:hover {
            color: #d4af37;
        }
        
        .nav-links a:hover::after {
            width: 100%;
        }
        
        /* ===== Hero区域 ===== */
        /*
         * 铁律：第一视口内仅呈现 Hero，「产品服务」等正文须在首屏之下。
         * 布局：顶区标题 → 中区 flex Grow（触点卡片垂直居中）→ 底区数据带，
         * 撑满至少一屏高度，避免中空留白或不完整感。
         */
        .hero {
            min-height: 100vh;
            min-height: 100svh;
            position: relative;
            display: flex;
            flex-direction: column;
            align-items: stretch;
            justify-content: flex-start;
            padding: clamp(76px, 8.5vh, 100px) clamp(24px, 4vw, 40px) clamp(12px, 2vh, 22px);
            box-sizing: border-box;
            overflow-x: hidden;
            overflow-y: visible;
        }
        
        .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(ellipse 80% 50% at 50% -20%, rgba(212, 175, 55, 0.15), transparent),
                radial-gradient(ellipse 60% 40% at 80% 80%, rgba(212, 175, 55, 0.08), transparent),
                #0a0a0f;
        }
        
        .hero-grid {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: 
                linear-gradient(rgba(212, 175, 55, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(212, 175, 55, 0.03) 1px, transparent 1px);
            background-size: 60px 60px;
            mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
        }
        
        .hero-glow {
            position: absolute;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(212, 175, 55, 0.2) 0%, rgba(212, 175, 55, 0.05) 30%, transparent 70%);
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            animation: pulseGlow 4s ease-in-out infinite;
        }
        
        @keyframes pulseGlow {
            0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.8; }
            50% { transform: translate(-50%, -50%) scale(1.1); opacity: 1; }
        }
        
        .hero-content {
            position: relative;
            z-index: 10;
            flex: 1 1 auto;
            min-height: 0;
            text-align: center;
            max-width: var(--fm-content-max);
            width: 100%;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: var(--hero-zone-gap);
        }
        
        .hero-copy {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: clamp(10px, 1.6vh, 18px);
            flex: 0 0 auto;
            width: 100%;
            padding-top: 0;
        }
        
        /* 标题区底部分隔线：承接中段触点，节奏更完整 */
        .hero-copy::after {
            content: '';
            display: block;
            width: min(104px, 22vw);
            height: 1px;
            margin: clamp(10px, 1.6vh, 18px) auto 0;
            background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.42), transparent);
            opacity: 0.85;
        }
        
        /* 中段弹性区：触点卡片略偏上，使「标题—卡片」与「卡片—数据带」留白更接近 */
        .hero-showcase-stage {
            flex: 1 1 0;
            min-height: 0;
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            padding-top: clamp(0px, 0.35vh, 6px);
            padding-bottom: clamp(16px, 2.4vh, 30px);
            margin-top: clamp(-28px, -3.2vh, -14px);
        }
        
        /* 首屏中部：业务触点 / 平台矩阵（玻璃卡片） */
        .hero-showcase {
            flex: 0 0 auto;
            width: 100%;
            max-width: var(--fm-content-max);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: clamp(20px, 2.9vh, 34px);
            padding: clamp(30px, 4.1vh, 48px) clamp(18px, 3vw, 32px);
            min-height: clamp(188px, 24vh, 288px);
            box-sizing: border-box;
            opacity: 0;
            pointer-events: none;
            background: linear-gradient(165deg, rgba(255, 255, 255, 0.055) 0%, rgba(255, 255, 255, 0.018) 55%, rgba(10, 10, 15, 0.35) 100%);
            border: 1px solid rgba(212, 175, 55, 0.16);
            border-radius: 22px;
            box-shadow: 0 28px 56px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.06);
        }
        
        .hero-showcase-label {
            font-size: 11px;
            letter-spacing: 0.35em;
            text-transform: uppercase;
            color: rgba(212, 175, 55, 0.55);
            margin: 0;
            font-weight: 500;
            line-height: 1.5;
        }
        
        .hero-chip-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-content: center;
            gap: 10px 12px;
            max-width: 760px;
            padding: 4px 12px 0;
        }
        
        .hero-chip {
            display: inline-flex;
            align-items: center;
            font-size: 12px;
            line-height: 1.25;
            padding: 9px 15px;
            border-radius: 999px;
            border: 1px solid rgba(212, 175, 55, 0.22);
            background: linear-gradient(145deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.02) 100%);
            color: rgba(255, 255, 255, 0.82);
            white-space: nowrap;
            animation: heroChipFloat 4.8s ease-in-out infinite;
            box-shadow: 0 0 0 1px rgba(0,0,0,0.2) inset;
        }
        
        .hero-chip-gold {
            border-color: rgba(212, 175, 55, 0.42);
            color: rgba(244, 196, 48, 0.95);
            background: linear-gradient(145deg, rgba(212,175,55,0.12) 0%, rgba(212,175,55,0.03) 100%);
        }
        
        .hero-chip:nth-child(2n) { animation-delay: 0.6s; }
        .hero-chip:nth-child(3n) { animation-delay: 1.2s; }
        .hero-chip:nth-child(5n) { animation-delay: 0.3s; }
        
        @keyframes heroChipFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-5px); }
        }
        
        .hero-marquee {
            width: 100%;
            max-width: var(--fm-content-max);
            overflow: hidden;
            padding-block: 4px;
            mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
            -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
        }
        
        .hero-marquee-track {
            display: flex;
            gap: 40px;
            width: max-content;
            animation: heroMarquee 38s linear infinite;
        }
        
        .hero-marquee-track:hover {
            animation-play-state: paused;
        }
        
        @keyframes heroMarquee {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); }
        }
        
        @media (prefers-reduced-motion: reduce) {
            .hero-marquee-track { animation: none !important; transform: translateX(0); justify-content: center; flex-wrap: wrap; max-width: 100%; }
            .hero-chip { animation: none !important; }
        }
        
        .hero-marquee-group {
            display: flex;
            gap: 12px;
            align-items: center;
            flex-shrink: 0;
        }
        
        .hero-marquee .hero-chip {
            animation: none;
            opacity: 0.92;
        }
        
        /* ===== 进场遮罩 ===== */
        #intro-overlay {
            position: fixed;
            inset: 0;
            background: #0a0a0f;
            z-index: 9999;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 30px;
            transition: opacity 0.6s ease;
        }
        #intro-overlay.fade-out {
            opacity: 0;
            pointer-events: none;
        }
        .intro-logo {
            width: 72px;
            height: 72px;
            opacity: 0;
            filter: drop-shadow(0 0 30px rgba(212,175,55,0.6));
            animation: introLogoIn 0.8s ease 0.3s forwards;
        }
        @keyframes introLogoIn {
            from { opacity: 0; transform: scale(0.6); filter: drop-shadow(0 0 0px rgba(212,175,55,0)); }
            to   { opacity: 1; transform: scale(1);   filter: drop-shadow(0 0 30px rgba(212,175,55,0.6)); }
        }
        .intro-scanner {
            width: 300px;
            height: 2px;
            background: rgba(255,255,255,0.05);
            border-radius: 2px;
            overflow: hidden;
            opacity: 0;
            animation: introFadeIn 0.4s ease 0.9s forwards;
        }
        .intro-scanner-bar {
            height: 100%;
            width: 0;
            background: linear-gradient(90deg, transparent, #d4af37, #f4c430, #d4af37, transparent);
            border-radius: 2px;
            animation: introScan 1.2s cubic-bezier(0.4,0,0.2,1) 1.1s forwards;
        }
        @keyframes introScan {
            from { width: 0; }
            to   { width: 100%; }
        }
        .intro-text {
            font-size: 12px;
            letter-spacing: 4px;
            color: rgba(212,175,55,0.7);
            opacity: 0;
            animation: introFadeIn 0.4s ease 1.3s forwards;
        }
        @keyframes introFadeIn {
            from { opacity: 0; transform: translateY(6px); }
            to   { opacity: 1; transform: translateY(0); }
        }
        .intro-grid-lines {
            position: absolute;
            inset: 0;
            overflow: hidden;
            pointer-events: none;
        }
        .intro-h-line {
            position: absolute;
            left: 0; right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(212,175,55,0.15), transparent);
            transform: scaleX(0);
            animation: lineExpand 0.6s ease forwards;
        }
        .intro-h-line:nth-child(1) { top: 30%; animation-delay: 0.4s; }
        .intro-h-line:nth-child(2) { top: 50%; animation-delay: 0.5s; }
        .intro-h-line:nth-child(3) { top: 70%; animation-delay: 0.6s; }
        .intro-v-line {
            position: absolute;
            top: 0; bottom: 0;
            width: 1px;
            background: linear-gradient(180deg, transparent, rgba(212,175,55,0.15), transparent);
            transform: scaleY(0);
            animation: lineExpandV 0.6s ease forwards;
        }
        .intro-v-line:nth-child(4) { left: 25%; animation-delay: 0.45s; }
        .intro-v-line:nth-child(5) { left: 50%; animation-delay: 0.55s; }
        .intro-v-line:nth-child(6) { left: 75%; animation-delay: 0.65s; }
        @keyframes lineExpand  { from { transform: scaleX(0); } to { transform: scaleX(1); } }
        @keyframes lineExpandV { from { transform: scaleY(0); } to { transform: scaleY(1); } }
        
        /* ===== Hero 内容逐行出现 ===== */
        .hero-title {
            font-size: inherit;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 0;
            margin-top: 0;
            letter-spacing: -0.02em;
            max-width: var(--fm-content-max);
            margin-left: auto;
            margin-right: auto;
            opacity: 0;
            text-wrap: balance;
        }
        
        /* 品牌锁区：第一行中文标语（AI 金色点缀），纵向对齐 */
        .hero-headline-line1 {
            display: block;
            margin-bottom: 0;
        }
        
        .hero-brand-lockup {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 0;
            text-align: center;
        }
        
        .hero-tagline-zh {
            font-size: clamp(28px, 4.75vw, 44px);
            font-weight: 700;
            letter-spacing: 0.06em;
            line-height: 1.22;
            margin: 0;
        }
        
        /* 主标语：次行略下移、行距放宽，与上行 AI智驱 分层更清晰 */
        .hero-headline-line2.hero-headline-rest {
            display: block;
            margin-top: clamp(20px, 3vh, 34px);
            padding-top: 0;
            max-width: 36em;
            margin-left: auto;
            margin-right: auto;
            font-size: clamp(22px, 3.25vw, 34px);
            font-weight: 700;
            line-height: 1.58;
            letter-spacing: -0.03em;
        }
        
        .hero-headline-rest {
            display: inline;
            background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.92) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        /* 标题中 AI 金色点缀 */
        .hero-title .gold {
            background: linear-gradient(135deg, #d4af37 0%, #f4c430 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(30px); }
            to   { opacity: 1; transform: translateY(0); }
        }
        @keyframes fadeInDown {
            from { opacity: 0; transform: translateY(-20px); }
            to   { opacity: 1; transform: translateY(0); }
        }
        

        /* ===== 统计数据（首屏底区：顶横线分隔，单行横排，无边框盒子） ===== */
        .stats-container {
            display: flex;
            flex-wrap: nowrap;
            justify-content: center;
            align-items: flex-start;
            gap: clamp(8px, 1.5vw, 20px) clamp(12px, 2vw, 28px);
            max-width: var(--fm-content-max);
            width: 100%;
            margin-top: clamp(-2px, -0.2vh, 4px);
            margin-bottom: 0;
            padding: clamp(12px, 1.8vh, 18px) 4px 0;
            border: none;
            border-radius: 0;
            border-top: 1px solid rgba(212, 175, 55, 0.14);
            background: none;
            box-shadow: none;
            box-sizing: border-box;
            opacity: 0;
            flex: 0 0 auto;
        }
        
        @media (max-width: 900px) {
            .stats-container {
                flex-wrap: wrap;
                justify-content: center;
            }
        }
        
        @media (min-width: 901px) {
            .stats-container > .stat-item {
                flex: 1 1 0;
                min-width: 0;
            }
        }
        
        .stat-item {
            text-align: center;
            position: relative;
        }
        
        .stat-item::before {
            content: '';
            position: absolute;
            top: -20px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 60px;
            background: radial-gradient(circle, rgba(212, 175, 55, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            opacity: 0;
            transition: opacity 0.3s;
        }
        
        .stat-item:hover::before {
            opacity: 1;
        }
        
        .stat-number {
            font-size: clamp(36px, 5vw, 52px);
            font-weight: 700;
            background: linear-gradient(135deg, #d4af37 0%, #f4c430 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-number-static {
            /* 与动画数字视觉一致，不参与计数 */
        }
        
        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.5);
            letter-spacing: 1px;
        }
        
        /* 锚点跳转时预留固定导航高度 */
        #home,
        #services,
        #about,
        #smart-compute,
        #history,
        #contact {
            scroll-margin-top: 88px;
        }
        
        /* ===== 通用区块样式 ===== */
        .section {
            position: relative;
            padding: var(--fm-section-y) clamp(40px, 5vw, 60px);
            z-index: 1;
        }

        /* 仅首页：产品服务紧随 Hero；独立路由页首屏需更多顶距以免贴在导航下 */
        body.fm-subpage section.section:first-of-type {
            padding-top: calc(var(--fm-section-y) + var(--fm-subpage-first-extra) + var(--fm-subpage-first-title-line));
        }
        
        /* 紧随首屏：与 Hero 底边衔接紧凑（仅首页） */
        body.fm-home section#services.section-services {
            padding-top: clamp(28px, 4vh, 48px);
            padding-bottom: clamp(48px, 7vh, 72px);
        }
        
        .section-header {
            text-align: center;
            margin-bottom: var(--fm-section-header-mb);
            max-width: var(--fm-content-max);
            width: 100%;
            margin-left: auto;
            margin-right: auto;
            box-sizing: border-box;
        }
        
        .section-label {
            display: inline-block;
            padding: 6px 18px;
            background: rgba(212, 175, 55, 0.08);
            border: 1px solid rgba(212, 175, 55, 0.25);
            border-radius: 20px;
            font-size: 12px;
            color: #d4af37;
            letter-spacing: 3px;
            margin-bottom: 14px;
            text-transform: uppercase;
        }
        
        .section-title {
            font-size: clamp(36px, 4.5vw, 48px);
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.85) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        
        .section-desc {
            font-size: var(--fm-text-lead);
            color: rgba(255, 255, 255, 0.5);
            max-width: 700px;
            margin: 0 auto;
            line-height: 1.8;
        }
        
        /* 与 section-desc 同字号行高，用于左对齐段落（关于我们等） */
        .about-prose {
            font-size: var(--fm-text-lead);
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.8;
            margin: 0 0 20px;
            text-align: left;
        }
        
        .about-prose:last-child {
            margin-bottom: 0;
        }
        
        .about-copy-col {
            text-align: left;
        }
        
        .about-copy-col .section-title {
            text-align: left;
        }

        /* 关于我们：左文右图 — 顶部对齐，避免与上一屏「产品服务」卡片视觉穿插重叠 */
        .about-intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: clamp(40px, 6vw, 80px);
            align-items: start;
            margin-bottom: clamp(72px, 10vh, 100px);
        }

        /* ===== 资质展示（关于我们右侧）：证照固定 + 文案淡入轮播，低视觉噪音 ===== */
        .qual-showcase-wrap {
            position: relative;
            z-index: 2;
        }

        .qual-showcase {
            border-radius: 16px;
            border: 1px solid rgba(212, 175, 55, 0.12);
            background: linear-gradient(165deg, rgba(255, 255, 255, 0.035) 0%, rgba(12, 12, 18, 0.94) 100%);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.05);
            overflow: hidden;
            max-width: 520px;
            margin-left: auto;
        }

        .qual-showcase-head {
            padding: 6px 12px 5px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .qual-showcase-badge {
            font-size: 11px;
            letter-spacing: 0.2em;
            text-transform: uppercase;
            color: rgba(212, 175, 55, 0.55);
        }

        .qual-photo {
            margin: 0;
            padding: 6px 10px 6px;
            background: rgba(0, 0, 0, 0.15);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .qual-photo img {
            display: block;
            width: 100%;
            height: auto;
            max-height: clamp(132px, 20vw, 188px);
            object-fit: contain;
            object-position: center bottom;
            border-radius: 10px;
            background: linear-gradient(180deg, #f8fafc 0%, #eef2f7 100%);
        }

        .qual-copy {
            padding: 9px 12px 11px;
        }

        .qual-copy-panes {
            display: grid;
            /* 高度随当前文案，避免人为垫高留白 */
            align-content: start;
        }

        .qual-copy-pane {
            grid-area: 1 / 1;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.45s ease, visibility 0.45s;
            pointer-events: none;
        }

        .qual-copy-pane.is-active {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
            z-index: 1;
        }

        .qual-copy-title {
            font-size: clamp(15px, 1.35vw, 17px);
            font-weight: 600;
            color: #d4af37;
            margin: 0 0 6px;
            line-height: 1.38;
            letter-spacing: -0.02em;
        }

        .qual-copy-text {
            font-size: clamp(13px, 1.15vw, 14.5px);
            line-height: 1.62;
            color: rgba(255, 255, 255, 0.52);
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .qual-rot-dots {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 6px;
        }

        .qual-rot-dot {
            width: 6px;
            height: 6px;
            padding: 0;
            border: none;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.14);
            cursor: pointer;
            transition: background 0.2s, transform 0.2s;
        }

        .qual-rot-dot:hover {
            background: rgba(255, 255, 255, 0.28);
        }

        .qual-rot-dot.is-active {
            background: rgba(212, 175, 55, 0.85);
            transform: scale(1.15);
        }

        .qual-rot-dot:focus-visible {
            outline: 2px solid rgba(212, 175, 55, 0.5);
            outline-offset: 2px;
        }

        @media (prefers-reduced-motion: reduce) {
            .qual-copy-pane {
                transition-duration: 0.01ms;
            }
        }

        @media (max-width: 900px) {
            .qual-showcase {
                max-width: none;
                margin-left: 0;
            }
            .qual-photo img {
                max-height: min(168px, 38vw);
            }
        }
        
        /* ===== 智算基础业务（与关于我们同级独立区块） ===== */
        .smart-compute-section {
            background: linear-gradient(180deg, transparent 0%, rgba(212, 175, 55, 0.03) 40%, transparent 100%);
        }
        
        .smart-compute-grid {
            display: grid;
            grid-template-columns: 1fr minmax(220px, 0.85fr);
            gap: clamp(40px, 5vw, 72px);
            align-items: start;
        }
        
        .smart-compute-cert {
            margin: 0;
            border-radius: 16px;
            border: 1px solid rgba(212, 175, 55, 0.2);
            background: linear-gradient(165deg, rgba(255, 255, 255, 0.06) 0%, rgba(255, 255, 255, 0.02) 100%);
            padding: clamp(12px, 2vw, 16px);
            box-shadow: 0 24px 56px rgba(0, 0, 0, 0.38), inset 0 1px 0 rgba(255, 255, 255, 0.06);
            max-width: 100%;
        }
        
        .smart-compute-cert-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            max-height: clamp(200px, 26vh, 270px);
            border-radius: 10px;
            overflow: hidden;
            background: rgba(0, 0, 0, 0.22);
        }
        
        .smart-compute-cert img {
            display: block;
            width: auto;
            max-width: 100%;
            height: auto;
            max-height: clamp(200px, 26vh, 270px);
            margin: 0 auto;
            border-radius: 8px;
            object-fit: contain;
        }
        
        .smart-compute-divider {
            height: 1px;
            margin: clamp(36px, 5vh, 52px) 0 clamp(28px, 4vh, 40px);
            background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.22), transparent);
        }
        
        .smart-compute-strip-title {
            font-size: 11px;
            letter-spacing: 0.35em;
            text-transform: uppercase;
            color: rgba(212, 175, 55, 0.55);
            margin-bottom: clamp(14px, 2vh, 20px);
            text-align: center;
        }
        
        .smart-compute-metrics {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: clamp(14px, 2vw, 22px);
            margin-bottom: clamp(36px, 5vh, 52px);
        }
        
        .smart-compute-metric {
            text-align: center;
            padding: clamp(16px, 2vh, 22px) clamp(12px, 2vw, 16px);
            border-radius: 14px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            background: linear-gradient(160deg, rgba(212, 175, 55, 0.07) 0%, rgba(255, 255, 255, 0.02) 100%);
        }
        
        .smart-compute-metric-num {
            font-size: clamp(22px, 2.8vw, 30px);
            font-weight: 800;
            background: linear-gradient(105deg, #fef9c3 0%, #eab308 45%, #a16207 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.15;
            margin-bottom: 8px;
        }
        
        .smart-compute-metric-label {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.52);
            line-height: 1.45;
        }
        
        .smart-compute-values {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: clamp(16px, 2.4vw, 22px);
            margin-bottom: clamp(36px, 5vh, 52px);
        }
        
        .smart-compute-value-card {
            position: relative;
            padding: clamp(18px, 2.2vh, 24px) clamp(16px, 2vw, 20px);
            border-radius: 16px;
            border: 1px solid rgba(255, 255, 255, 0.09);
            background: rgba(0, 0, 0, 0.35);
            overflow: hidden;
        }
        
        .smart-compute-value-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, rgba(212, 175, 55, 0.2), rgba(244, 196, 48, 0.85), rgba(212, 175, 55, 0.2));
            opacity: 0.85;
        }
        
        .smart-compute-value-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 14px;
            font-size: 18px;
            color: #eab308;
            background: rgba(234, 179, 8, 0.12);
            border: 1px solid rgba(234, 179, 8, 0.28);
        }
        
        .smart-compute-value-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }
        
        .smart-compute-value-desc {
            font-size: 13px;
            line-height: 1.65;
            color: rgba(255, 255, 255, 0.52);
        }
        
        .smart-compute-scenes-head {
            font-size: clamp(22px, 2.5vw, 28px);
            font-weight: 700;
            text-align: center;
            margin-bottom: clamp(8px, 1.2vh, 12px);
            background: linear-gradient(135deg, #fff 0%, rgba(255, 255, 255, 0.82) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .smart-compute-scenes-sub {
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
            margin-bottom: clamp(22px, 3vh, 28px);
        }
        
        .smart-compute-scenes {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: clamp(14px, 2vw, 18px);
            margin-bottom: clamp(36px, 5vh, 52px);
        }
        
        .smart-compute-scene {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            padding: clamp(14px, 1.8vh, 18px) clamp(14px, 2vw, 18px);
            border-radius: 14px;
            border: 1px solid rgba(255, 255, 255, 0.07);
            background: linear-gradient(145deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%);
        }
        
        .smart-compute-scene-num {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            font-weight: 800;
            color: #0a0a0f;
            background: linear-gradient(135deg, #f4c430 0%, #b8941f 100%);
        }
        
        .smart-compute-scene-body h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }
        
        .smart-compute-scene-body p {
            font-size: 12px;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.48);
        }
        
        .smart-compute-cases {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: clamp(16px, 2.4vw, 22px);
        }
        
        .smart-compute-case {
            padding: clamp(18px, 2.2vh, 24px) clamp(18px, 2.4vw, 24px);
            border-radius: 16px;
            border-left: 4px solid rgba(234, 179, 8, 0.75);
            background: rgba(0, 0, 0, 0.45);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            border-right: 1px solid rgba(255, 255, 255, 0.06);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        
        .smart-compute-case-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.12em;
            color: rgba(234, 179, 8, 0.9);
            margin-bottom: 10px;
            text-transform: uppercase;
        }
        
        .smart-compute-case-tag i {
            opacity: 0.85;
        }
        
        .smart-compute-case h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            line-height: 1.35;
        }
        
        .smart-compute-case p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.52);
        }
        
        .smart-compute-cert-caption {
            margin-top: clamp(10px, 1.4vh, 14px);
            font-size: 12px;
            color: rgba(255, 255, 255, 0.48);
            text-align: center;
            letter-spacing: 0.08em;
            line-height: 1.5;
        }
        
        /* 标题缩短后尽量单行展示（极窄屏仍允许自然换行） */
        .smart-compute-heading {
            font-size: clamp(26px, 3.4vw, 42px) !important;
            line-height: 1.18 !important;
            letter-spacing: -0.02em !important;
        }
        
        @media (min-width: 640px) {
            .smart-compute-heading {
                white-space: nowrap;
            }
        }
        
        /* ===== 服务卡片 ===== */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            max-width: var(--fm-content-max);
            width: 100%;
            margin: 0 auto;
            box-sizing: border-box;
        }
        
        .service-card {
            background: linear-gradient(135deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0.01) 100%);
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: 24px;
            padding: 24px;
            transition: all 0.4s cubic-bezier(0.16,1,0.3,1);
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            gap: 0;
            text-align: left;
        }
        
        /* 卡片顶部装饰条 */
        .service-card::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, rgba(212,175,55,0.6), transparent);
            opacity: 0;
            transition: opacity 0.4s;
        }
        
        /* 卡片背景图形 */
        .service-card::after {
            content: '';
            position: absolute;
            right: -20px;
            top: -20px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212,175,55,0.06) 0%, transparent 70%);
            pointer-events: none;
            transition: transform 0.4s;
        }
        
        .service-card:hover { transform: translateY(-6px); border-color: rgba(212,175,55,0.25); box-shadow: 0 20px 60px rgba(0,0,0,0.3), 0 0 30px rgba(212,175,55,0.08); }
        .service-card:hover::before { opacity: 1; }
        .service-card:hover::after { transform: scale(1.3); }
        
        /* 头部行：图标 + 标题 + 标签 */
        .sc-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 14px;
        }
        
        .sc-icon {
            width: 44px;
            height: 44px;
            background: linear-gradient(135deg, rgba(212,175,55,0.18) 0%, rgba(212,175,55,0.05) 100%);
            border: 1px solid rgba(212,175,55,0.3);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
        }
        
        .sc-title-wrap { flex: 1; }
        
        .sc-tag {
            display: inline-block;
            padding: 2px 8px;
            background: rgba(212,175,55,0.08);
            border: 1px solid rgba(212,175,55,0.2);
            border-radius: 4px;
            font-size: 10px;
            color: rgba(212,175,55,0.7);
            letter-spacing: 1px;
            margin-bottom: 6px;
        }
        
        .sc-title {
            font-size: 17px;
            font-weight: 600;
            color: #fff;
            letter-spacing: -0.3px;
        }
        
        /* 描述一行 */
        .sc-desc {
            font-size: var(--fm-text-body);
            color: rgba(255,255,255,0.45);
            line-height: 1.6;
            margin-bottom: 14px;
        }
        
        /* 图形展示区 */
        .sc-visual {
            background: rgba(255,255,255,0.02);
            border: 1px solid rgba(255,255,255,0.05);
            border-radius: 12px;
            padding: 10px 14px;
            margin-bottom: 14px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 6px;
            height: 64px;
            box-sizing: border-box;
        }

        .sv-row {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .sv-pill {
            padding: 3px 10px;
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: 20px;
            font-size: 11px;
            color: rgba(255,255,255,0.6);
            white-space: nowrap;
        }

        .sv-pill-gold {
            background: rgba(212,175,55,0.12);
            border-color: rgba(212,175,55,0.3);
            color: #d4af37;
        }

        .sv-pill-blue {
            background: rgba(100,150,255,0.12);
            border-color: rgba(100,150,255,0.3);
            color: #6496ff;
        }

        .sv-pill-green {
            background: rgba(100,200,150,0.12);
            border-color: rgba(100,200,150,0.3);
            color: #64c896;
        }

        .sv-pill-purple {
            background: rgba(180,100,255,0.12);
            border-color: rgba(180,100,255,0.3);
            color: #b464ff;
        }

        .sv-pill-red {
            background: rgba(255,100,100,0.12);
            border-color: rgba(255,100,100,0.3);
            color: #ff6464;
        }

        .sv-pill-pink {
            background: rgba(255,100,200,0.12);
            border-color: rgba(255,100,200,0.3);
            color: #ff64c8;
        }
        
        .sc-platform-dots {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        
        .sc-dot {
            padding: 3px 10px;
            border-radius: 20px;
            font-size: 11px;
            font-weight: 500;
            letter-spacing: 0.3px;
        }
        
        .sc-dot-active { background: rgba(212,175,55,0.15); border: 1px solid rgba(212,175,55,0.3); color: #d4af37; }
        .sc-dot-dim    { background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); color: rgba(255,255,255,0.35); }
        
        /* 功能点列表 */
        .sc-features {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 7px;
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 14px;
        }
        
        .sc-features li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 13px;
            color: rgba(255,255,255,0.55);
            text-align: left;
            line-height: 1.5;
        }
        
        .sc-features li::before {
            content: '';
            width: 4px; height: 4px;
            border-radius: 50%;
            background: #d4af37;
            flex-shrink: 0;
            margin-top: 7px;
        }
        
        /* 老版本兼容 */
        .service-icon { display: none; }
        
        /* ===== 品牌Logo墙（合作客户）===== */
        .bw-grid-partners {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
        }
        
        .bw-item-partners {
            aspect-ratio: 16/10;
        }
        
        .bw-logo-css-link {
            display: block;
            width: 100%;
            height: 100%;
            text-decoration: none;
            color: inherit;
        }
        
        .bw-logo-css {
            width: 100%;
            height: 100%;
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: 12px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 16px;
            transition: all 0.3s;
        }
        
        .bw-logo-img {
            max-height: 38px;
            max-width: min(168px, 100%);
            width: auto;
            height: auto;
            object-fit: contain;
        }
        
        .bw-logo-img--elle {
            max-height: 30px;
            max-width: min(200px, 100%);
        }
        
        .bw-logo-img--lfx {
            max-height: 46px;
            max-width: min(200px, 100%);
        }
        
        .bw-logo-css:hover {
            border-color: rgba(212,175,55,0.3);
            background: rgba(212,175,55,0.05);
        }
        
        /* 学而思 - 彩色方块 */
        .logo-xrs {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2px;
            margin-bottom: 8px;
        }
        .xrs-block { width: 14px; height: 14px; border-radius: 2px; }
        .xrs-r { background: #ff6b6b; }
        .xrs-g { background: #4ecdc4; }
        .xrs-b { background: #45b7d1; }
        .xrs-y { background: #f9ca24; }
        
        /* AestheFill - 边框文字 */
        .logo-af {
            border: 2px solid #333;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: #fff;
            letter-spacing: 1px;
        }
        
        /* OETIKER - 椭圆黑底 */
        .logo-oetiker { text-align: center; }
        .oetiker-oval {
            background: #000;
            color: #fff;
            padding: 10px 20px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
        }
        .oetiker-sub {
            font-size: 9px;
            color: rgba(255,255,255,0.5);
            margin-top: 4px;
        }
        
        /* rotork */
        .logo-rotork {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 1px;
        }
        .rotork-r { font-size: 12px; vertical-align: super; }
        
        /* UOB大华银行 - 红线条 */
        .logo-uob { display: flex; align-items: center; gap: 10px; }
        .uob-lines { display: flex; gap: 3px; }
        .uob-line { width: 3px; height: 24px; background: #c41e3a; border-radius: 1px; }
        .uob-line:nth-child(2) { height: 18px; margin-top: 3px; }
        .uob-line:nth-child(3) { height: 28px; margin-top: -2px; }
        .uob-line:nth-child(4) { height: 20px; margin-top: 2px; }
        .uob-text { font-size: 20px; font-weight: 700; color: #1e3a8a; }
        .uob-cn { display: block; font-size: 10px; color: rgba(255,255,255,0.6); font-weight: 400; }
        
        /* 方里 - 网格 */
        .logo-fe { text-align: center; }
        .fe-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2px;
            margin-bottom: 8px;
        }
        .fe-cell { width: 8px; height: 8px; background: #fff; }
        .fe-text { font-size: 10px; color: #fff; letter-spacing: 1px; }
        .fe-cn { display: block; font-size: 12px; margin-top: 2px; }
        
        /* 美心 MAXIM'S */
        .logo-maxims { text-align: center; }
        .logo-maxims-cn {
            font-size: 20px;
            font-weight: 700;
            color: #c41e3a;
            letter-spacing: 0.18em;
            line-height: 1.2;
        }
        .logo-maxims-en {
            font-size: 9px;
            color: rgba(255,255,255,0.52);
            margin-top: 6px;
            letter-spacing: 0.28em;
            text-transform: uppercase;
        }
        
        /* 盈纬达 Envista */
        .logo-envista { text-align: center; }
        .logo-envista-en {
            font-size: 17px;
            font-weight: 700;
            color: #00a0d2;
            letter-spacing: 0.06em;
            line-height: 1.15;
        }
        .logo-envista-cn {
            font-size: 11px;
            color: rgba(255,255,255,0.62);
            margin-top: 6px;
            letter-spacing: 0.12em;
        }
        
        /* 上海三菱电梯 */
        .logo-smec { text-align: center; }
        .smec-triangle { font-size: 24px; color: #c41e3a; margin-bottom: 4px; }
        .smec-text { font-size: 11px; color: #c41e3a; font-weight: 600; }
        .smec-slogan { display: block; font-size: 8px; color: rgba(255,255,255,0.5); margin-top: 2px; }
        
        /* GM */
        .logo-gm {
            width: 50px; height: 50px;
            border: 3px solid #45b7d1;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .gm-inner {
            font-size: 18px;
            font-weight: 700;
            color: #45b7d1;
        }
        
        /* Panasonic */
        .logo-pana { text-align: center; }
        .pana-text { font-size: 16px; font-weight: 700; color: #fff; letter-spacing: 2px; }
        .pana-cn { display: block; font-size: 12px; color: rgba(255,255,255,0.7); margin-top: 4px; letter-spacing: 4px; }
        
        .bw-brand-text { font-size: 13px; color: rgba(255,255,255,0.8); margin-top: 6px; }
        
        @media (max-width: 768px) {
            .bw-grid-partners { grid-template-columns: repeat(2, 1fr); }
        }
        
        /* ===== 品牌Logo墙 ===== */
        .brand-wall {
            background: linear-gradient(135deg, rgba(212,175,55,0.03) 0%, rgba(255,255,255,0.01) 100%);
            border: 1px solid rgba(212,175,55,0.1);
            border-radius: 24px;
            padding: 40px;
            position: relative;
            overflow: hidden;
        }
        
        .brand-wall::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(212,175,55,0.3), transparent);
        }
        
        .bw-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        
        .bw-item {
            aspect-ratio: 16/9;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .bw-logo {
            width: 100%;
            height: 100%;
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
            transition: all 0.4s cubic-bezier(0.16,1,0.3,1);
        }
        
        .bw-logo:hover {
            border-color: rgba(212,175,55,0.3);
            background: rgba(212,175,55,0.05);
            transform: translateY(-4px);
        }
        
        .bw-text {
            font-size: 15px;
            font-weight: 500;
            color: rgba(255,255,255,0.7);
            letter-spacing: 1px;
            z-index: 2;
            transition: color 0.3s;
        }
        
        .bw-img {
            max-width: 70%;
            max-height: 60%;
            object-fit: contain;
            filter: grayscale(100%) brightness(1.2);
            transition: all 0.3s;
            z-index: 2;
        }
        
        .bw-logo:hover .bw-img {
            filter: grayscale(0%) brightness(1);
        }
        
        .bw-logo:hover .bw-text {
            color: #d4af37;
        }
        
        .bw-glow {
            position: absolute;
            width: 60px;
            height: 60px;
            background: radial-gradient(circle, rgba(212,175,55,0.15) 0%, transparent 70%);
            opacity: 0;
            transition: opacity 0.3s;
        }
        
        .bw-logo:hover .bw-glow {
            opacity: 1;
        }
        
        @media (max-width: 1024px) {
            .bw-grid { grid-template-columns: repeat(3, 1fr); }
        }
        
        @media (max-width: 768px) {
            .bw-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
            .brand-wall { padding: 24px; }
        }
        
        /* ===== 能力卡片可视化元素 ===== */
        .cap-visual {
            height: 100px;
            margin-bottom: 20px;
            position: relative;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        
        /* 柱状图 */
        .cap-bar-group {
            display: flex;
            align-items: flex-end;
            gap: 5px;
            height: 70px;
            padding: 0 4px;
        }
        
        .cap-bar {
            flex: 1;
            height: var(--h);
            background: linear-gradient(180deg, #d4af37 0%, rgba(212,175,55,0.3) 100%);
            border-radius: 3px 3px 0 0;
            opacity: 0;
            transform: scaleY(0);
            transform-origin: bottom;
            transition: transform 1s cubic-bezier(0.16,1,0.3,1), opacity 0.3s;
            animation: barGrow 1s cubic-bezier(0.16,1,0.3,1) calc(var(--d) + 0.5s) forwards;
        }
        
        @keyframes barGrow {
            from { transform: scaleY(0); opacity: 0; }
            to   { transform: scaleY(1); opacity: 1; }
        }
        
        /* 标签云 */
        .cap-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            padding: 4px;
        }
        
        .cap-tag {
            padding: 4px 10px;
            background: rgba(212,175,55,0.15);
            border: 1px solid rgba(212,175,55,0.35);
            border-radius: 20px;
            font-size: 11px;
            color: #d4af37;
            letter-spacing: 0.5px;
            animation: tagPop 0.4s ease backwards;
        }
        
        .cap-tag:nth-child(1) { animation-delay: 0.5s; }
        .cap-tag:nth-child(2) { animation-delay: 0.65s; }
        .cap-tag:nth-child(3) { animation-delay: 0.8s; }
        .cap-tag:nth-child(4) { animation-delay: 0.95s; }
        .cap-tag:nth-child(5) { animation-delay: 1.1s; }
        .cap-tag:nth-child(6) { animation-delay: 1.25s; }
        
        .cap-tag-dim {
            background: rgba(212,175,55,0.05);
            border-color: rgba(212,175,55,0.15);
            color: rgba(212,175,55,0.5);
        }
        
        @keyframes tagPop {
            from { opacity: 0; transform: scale(0.8); }
            to   { opacity: 1; transform: scale(1); }
        }
        
        /* 节点图 / 折线图 */
        .cap-nodes, .cap-chart {
            flex: 1;
        }
        
        .chart-line {
            stroke-dasharray: 400;
            stroke-dashoffset: 400;
            animation: drawLine 1.5s ease 0.5s forwards;
        }
        
        @keyframes drawLine {
            to { stroke-dashoffset: 0; }
        }
        
        .pulse-ring {
            animation: pulseRing 2s ease infinite;
        }
        
        @keyframes pulseRing {
            0%   { r: 8; opacity: 0.6; }
            100% { r: 18; opacity: 0; }
        }
        
        /* 底部状态行 */
        .cap-label-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 6px 4px 0;
            border-top: 1px solid rgba(212,175,55,0.1);
        }
        
        .cap-status {
            font-size: 10px;
            color: rgba(212,175,55,0.7);
            letter-spacing: 1.5px;
            font-family: monospace;
        }
        
        .cap-status::first-letter {
            color: #6ddc6d;
        }
        
        .cap-num {
            font-size: 11px;
            color: rgba(212,175,55,0.5);
            font-family: monospace;
        }
        
        /* ===== 能力卡片（与上方产品服务栅格同宽） =====*/
        .capability-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            max-width: var(--fm-content-max);
            width: 100%;
            margin: 0 auto;
            box-sizing: border-box;
        }
        
        .capability-card {
            background: linear-gradient(135deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0.01) 100%);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 20px;
            padding: 32px 24px;
            text-align: left;
            transition: all 0.4s;
        }
        
        .capability-card:hover {
            border-color: rgba(212, 175, 55, 0.3);
            transform: translateY(-4px);
        }
        
        .capability-icon {
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, rgba(212, 175, 55, 0.2) 0%, rgba(212, 175, 55, 0.05) 100%);
            border: 1px solid rgba(212, 175, 55, 0.3);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin: 0 0 18px;
            color: #d4af37;
        }
        
        /* ===== 发展历程：纵向时间轴 + 统一左对齐卡片 ===== */
        .history-section {
            position: relative;
            overflow-x: clip;
            overflow-y: visible;
        }
        
        .history-section.section {
            padding-top: clamp(28px, 4vh, 48px);
            padding-bottom: clamp(40px, 6vh, 72px);
            margin-top: 0;
        }
        
        .history-layout {
            width: 100%;
            max-width: var(--fm-content-max);
            margin-left: auto;
            margin-right: auto;
            box-sizing: border-box;
            padding-left: clamp(4px, 1.5vw, 12px);
            padding-right: clamp(4px, 1.5vw, 12px);
        }
        
        /* 发展历程抬头：两行（标题 + 装饰线），无胶囊标签、无副标题 */
        .history-section .history-head-stack {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            max-width: var(--fm-content-max);
            margin-left: auto;
            margin-right: auto;
            margin-bottom: clamp(10px, 1.8vh, 20px);
            gap: clamp(6px, 1vh, 12px);
        }
        
        .history-section .history-head-stack .history-head-title {
            margin: 0;
            white-space: nowrap;
        }
        
        .history-section .history-head-rule {
            width: min(220px, 52vw);
            height: 2px;
            border-radius: 2px;
            background: linear-gradient(
                90deg,
                transparent 0%,
                rgba(212, 175, 55, 0.25) 18%,
                rgba(244, 196, 48, 0.95) 50%,
                rgba(212, 175, 55, 0.25) 82%,
                transparent 100%
            );
            box-shadow: 0 0 20px rgba(212, 175, 55, 0.22);
        }
        
        @media (max-width: 600px) {
            .history-section .history-head-stack .history-head-title {
                white-space: normal;
            }
        }
        
        /* S 形主轴（桌面）+ 左右交错卡片；移动端改为竖排时间轴 */
        .history-s-wrap {
            position: relative;
            margin-top: clamp(8px, 1.5vh, 16px);
            padding: clamp(6px, 1vh, 12px) 0 clamp(4px, 1vh, 10px);
        }
        
        .history-s-svg {
            position: absolute;
            left: 50%;
            top: 0;
            height: 100%;
            width: min(440px, 94%);
            transform: translateX(-50%);
            z-index: 0;
            pointer-events: none;
            opacity: 0.5;
        }
        
        .history-s-list {
            list-style: none;
            margin: 0;
            padding: 0;
            position: relative;
            z-index: 1;
        }
        
        .history-s-item {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 56px minmax(0, 1fr);
            gap: clamp(14px, 2.5vw, 28px);
            align-items: start;
            margin-bottom: clamp(28px, 4vh, 44px);
        }
        
        .history-s-item:last-child {
            margin-bottom: 0;
        }
        
        .history-s-item--odd .history-s-empty {
            grid-column: 1;
        }
        
        .history-s-item--odd .history-s-track {
            grid-column: 2;
        }
        
        .history-s-item--odd .history-s-card-wrap {
            grid-column: 3;
        }
        
        .history-s-item--even .history-s-card-wrap {
            grid-column: 1;
        }
        
        .history-s-item--even .history-s-track {
            grid-column: 2;
        }
        
        .history-s-item--even .history-s-empty {
            grid-column: 3;
        }
        
        .history-s-empty {
            min-height: 1px;
        }
        
        .history-s-track {
            display: flex;
            justify-content: center;
            padding-top: 10px;
        }
        
        .history-s-dot {
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: linear-gradient(135deg, #f4c430 0%, #b8941f 100%);
            border: 2px solid #0a0a0f;
            box-shadow:
                0 0 0 2px rgba(212, 175, 55, 0.45),
                0 0 14px rgba(212, 175, 55, 0.35);
            flex-shrink: 0;
        }
        
        .history-s-card-wrap {
            width: 100%;
            min-width: 0;
        }
        
        .history-s-inner {
            width: 100%;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            text-align: left;
        }
        
        .history-section .history-s-inner,
        .history-section .history-s-inner * {
            text-align: left;
        }
        
        .history-year {
            display: block;
            margin: 0 0 10px;
            font-size: clamp(22px, 2.8vw, 32px);
            font-weight: 800;
            letter-spacing: -0.03em;
            line-height: 1.12;
            font-style: italic;
            font-variant-numeric: tabular-nums;
            text-align: left;
            align-self: stretch;
            background: linear-gradient(105deg, #fef9c3 0%, #eab308 42%, #a16207 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .history-section .history-card {
            width: 100%;
            text-align: left;
            background: rgba(0, 0, 0, 0.4);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 14px;
            padding: clamp(8px, 1.2vh, 14px) clamp(10px, 1.5vw, 18px);
            box-shadow:
                0 1px 0 rgba(255, 255, 255, 0.05) inset,
                0 16px 40px rgba(0, 0, 0, 0.35);
            box-sizing: border-box;
        }
        
        .history-section .history-card-title {
            margin: 0 0 8px;
            font-size: clamp(13px, 1.2vw, 18px);
            font-weight: 700;
            letter-spacing: 0.02em;
            line-height: 1.4;
            color: #fff;
            white-space: normal;
        }
        
        .history-section .history-card-business-label {
            display: none;
        }
        
        .history-section .history-card-business {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 8px;
            margin: 0 0 8px;
        }
        
        .history-section .history-biz-pill {
            display: inline-flex;
            align-items: center;
            font-size: clamp(10px, 0.85vw, 12px);
            font-weight: 600;
            line-height: 1.2;
            padding: 4px 11px;
            border-radius: 999px;
            border: 1px solid rgba(234, 179, 8, 0.35);
            background: rgba(234, 179, 8, 0.1);
            color: #eab308;
            letter-spacing: 0.02em;
        }
        
        .history-section .history-card-desc {
            margin: 0;
            font-size: clamp(11px, 0.95vw, 13px);
            line-height: 1.55;
            color: rgba(156, 163, 175, 0.98);
        }
        
        @media (min-width: 901px) {
            .history-section .history-card {
                padding: clamp(12px, 1.5vh, 18px) clamp(14px, 1.8vw, 22px);
            }
        }
        
        /* ===== 联系区块结构（紧凑：常见笔记本一屏内可见） ===== */
        #contact.section {
            --fm-section-y: clamp(28px, 4vh, 44px);
            padding-bottom: clamp(32px, 5vh, 52px);
        }
        
        #contact .section-header {
            margin-bottom: clamp(14px, 2vh, 22px);
        }
        
        .contact-body {
            display: grid;
            grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
            gap: clamp(16px, 2.2vw, 28px);
            max-width: var(--fm-content-max);
            margin: 0 auto;
            align-items: start;
        }
        
        .contact-aside-panel {
            background: linear-gradient(145deg, rgba(255,255,255,0.045) 0%, rgba(255,255,255,0.015) 100%);
            border: 1px solid rgba(255, 255, 255, 0.09);
            border-radius: 16px;
            padding: clamp(16px, 2vw, 22px);
            display: flex;
            flex-direction: column;
            gap: clamp(12px, 1.8vh, 16px);
        }
        
        .contact-intro {
            font-size: var(--fm-text-lead);
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.5);
            margin: 0;
            text-align: left;
        }
        
        .contact-cards {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        
        .contact-card {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            padding: 10px 12px;
            border-radius: 12px;
            background: rgba(0, 0, 0, 0.22);
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: border-color 0.25s, background 0.25s;
        }
        
        .contact-card:hover {
            border-color: rgba(212, 175, 55, 0.22);
            background: rgba(212, 175, 55, 0.04);
        }
        
        .contact-card-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            background: rgba(212, 175, 55, 0.12);
            color: #d4af37;
            font-size: 14px;
        }
        
        .contact-card-body {
            min-width: 0;
            flex: 1;
        }
        
        .contact-card-label {
            font-size: 10px;
            color: rgba(255, 255, 255, 0.38);
            letter-spacing: 1.5px;
            text-transform: uppercase;
            margin-bottom: 3px;
        }
        
        .contact-card-value {
            font-size: var(--fm-text-lead);
            color: rgba(255, 255, 255, 0.92);
            font-weight: 500;
            line-height: 1.55;
            word-break: break-word;
        }
        
        .contact-card-value a {
            color: inherit;
            text-decoration: none;
            border-bottom: 1px solid rgba(212, 175, 55, 0.35);
            transition: color 0.2s, border-color 0.2s;
        }
        
        .contact-card-value a:hover {
            color: #e8d5a0;
            border-bottom-color: rgba(232, 213, 160, 0.55);
        }
        
        .contact-meta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 8px;
        }
        
        @media (max-width: 520px) {
            .contact-meta-grid { grid-template-columns: 1fr; }
        }
        
        .contact-meta-pill {
            padding: 10px 12px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.07);
        }
        
        .contact-meta-pill strong {
            display: block;
            font-size: 10px;
            letter-spacing: 1.2px;
            color: rgba(212, 175, 55, 0.85);
            margin-bottom: 4px;
            font-weight: 600;
        }
        
        .contact-meta-pill span {
            font-size: var(--fm-text-body);
            color: rgba(255, 255, 255, 0.45);
            line-height: 1.6;
        }
        
        .contact-tags-label {
            font-size: 10px;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: rgba(255, 255, 255, 0.35);
            margin-bottom: 6px;
        }
        
        .contact-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        
        .contact-tag {
            font-size: 11px;
            padding: 5px 10px;
            border-radius: 999px;
            background: rgba(212, 175, 55, 0.08);
            border: 1px solid rgba(212, 175, 55, 0.2);
            color: rgba(255, 255, 255, 0.72);
        }
        
        .contact-visit-tip {
            display: flex;
            gap: 8px;
            align-items: flex-start;
            font-size: var(--fm-text-body);
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.45);
            padding-top: 8px;
            margin-top: 2px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        
        .contact-visit-tip i {
            color: rgba(212, 175, 55, 0.65);
            margin-top: 2px;
            flex-shrink: 0;
            font-size: 13px;
        }
        
        /* 表单结构 */
        .contact-form-wrap {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        
        .contact-form-head h3 {
            font-size: 17px;
            font-weight: 600;
            color: #fff;
            letter-spacing: -0.2px;
            margin-bottom: 4px;
        }
        
        .contact-form-head p {
            font-size: var(--fm-text-body);
            color: rgba(255, 255, 255, 0.45);
            line-height: 1.6;
            margin: 0;
        }
        
        .contact-form {
            background: linear-gradient(135deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0.01) 100%);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 16px;
            padding: clamp(16px, 2vw, 22px);
        }
        
        .contact-form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px 12px;
        }
        
        #contact .contact-form .form-group {
            margin-bottom: 0;
        }
        
        #contact .form-label {
            font-size: 11px;
            margin-bottom: 5px;
        }
        
        #contact .form-input {
            padding: 10px 12px;
            font-size: 14px;
            border-radius: 8px;
        }
        
        #contact .form-textarea {
            min-height: 72px;
        }
        
        #contact .btn-primary {
            padding: 12px 14px;
            font-size: 14px;
            border-radius: 8px;
            margin-top: 4px !important;
        }
        
        #contact #formMsg {
            margin-top: 10px !important;
            padding: 10px !important;
            font-size: 13px !important;
            border-radius: 8px !important;
        }
        
        .contact-form-grid .form-group-full {
            grid-column: 1 / -1;
        }
        
        @media (max-width: 560px) {
            .contact-form-grid { grid-template-columns: 1fr; }
        }
        
        .form-group {
            margin-bottom: 20px;
        }
        
        .form-label {
            display: block;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            margin-bottom: 8px;
        }
        
        .form-input {
            width: 100%;
            padding: 14px 18px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 10px;
            color: #fff;
            font-size: 15px;
            transition: all 0.3s;
        }
        
        .form-input:focus {
            outline: none;
            border-color: rgba(212, 175, 55, 0.5);
            background: rgba(255, 255, 255, 0.05);
        }
        
        .form-textarea {
            min-height: 120px;
            resize: vertical;
        }
        
        .btn-primary {
            width: 100%;
            padding: 16px;
            background: linear-gradient(135deg, #d4af37 0%, #b8941f 100%);
            color: #0a0a0f;
            font-size: 16px;
            font-weight: 600;
            border: none;
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.3s;
        }
        
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
        }
        
        /* ===== 面包屑（页脚上方，利于爬虫） ===== */
        .fm-breadcrumb-bar {
            position: relative;
            z-index: 1;
            padding: 26px clamp(24px, 4vw, 60px) 18px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            background: rgba(10, 10, 15, 0.72);
        }
        
        .fm-breadcrumb-inner {
            max-width: var(--fm-content-max);
            margin: 0 auto;
        }
        
        .fm-breadcrumbs {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            font-size: 13px;
            line-height: 1.5;
            color: rgba(255, 255, 255, 0.42);
        }
        
        .fm-breadcrumbs__item:not(:last-child)::after {
            content: '/';
            margin: 0 10px 0 4px;
            color: rgba(255, 255, 255, 0.22);
            pointer-events: none;
        }
        
        .fm-breadcrumbs a {
            color: rgba(255, 255, 255, 0.52);
            text-decoration: none;
            transition: color 0.2s;
        }
        
        .fm-breadcrumbs a:hover {
            color: #d4af37;
        }
        
        .fm-breadcrumbs__current {
            color: rgba(255, 255, 255, 0.78);
        }
        
        /* ===== Footer ===== */
        .footer {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 22px clamp(24px, 4vw, 48px);
            text-align: center;
        }
        
        .footer-content {
            display: inline-flex;
            align-items: center;
            gap: 40px;
            color: rgba(255, 255, 255, 0.4);
            font-size: 13px;
        }
        
        .footer-links a {
            color: rgba(255, 255, 255, 0.4);
            text-decoration: none;
            margin: 0 12px;
            transition: color 0.3s;
        }
        
        .footer-links a:hover {
            color: #d4af37;
        }
        
        @media (max-width: 768px) {
            .footer-content { flex-direction: column; gap: 12px; }
            .footer-links a { margin: 0 8px; }
        }
        
        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .nav { padding: 12px 24px; }
            .nav-links { display: none; }
            .hero {
                min-height: 100vh;
                min-height: 100svh;
                padding: clamp(68px, 8vh, 88px) 20px clamp(10px, 2vh, 20px);
            }
            .hero-content {
                flex: 1 1 auto;
                min-height: 0;
            }
            .hero-showcase-stage {
                padding-top: clamp(0px, 0.3vh, 4px);
                padding-bottom: clamp(12px, 2vh, 22px);
                margin-top: clamp(-22px, -2.6vh, -10px);
            }
            .hero-showcase {
                padding: clamp(22px, 3.2vh, 34px) clamp(14px, 4vw, 22px);
                gap: clamp(16px, 2.5vh, 26px);
                min-height: clamp(164px, 28vh, 240px);
                border-radius: 18px;
            }
            .hero-showcase-label { letter-spacing: 0.22em; font-size: 10px; }
            .hero-tagline-zh { font-size: clamp(24px, 5.4vw, 36px); }
            .hero-headline-line2.hero-headline-rest { font-size: clamp(19px, 3.8vw, 28px); margin-top: clamp(16px, 2.6vh, 24px); line-height: 1.54; }
            .stats-container { gap: 20px 28px; }
            .stat-number { font-size: clamp(30px, 7vw, 44px); }
            .services-grid { grid-template-columns: 1fr; gap: 16px; width: 100%; }
            .service-card { padding: 20px; width: 100%; box-sizing: border-box; }
            body.fm-home section#services.section-services {
                padding-top: clamp(24px, 4vh, 40px) !important;
                padding-bottom: clamp(40px, 6.5vh, 60px) !important;
                padding-left: 16px !important;
                padding-right: 16px !important;
            }
            .capability-grid { grid-template-columns: repeat(2, 1fr); }
            .section { padding: clamp(40px, 6.5vh, 64px) 16px; }
            body.fm-subpage section.section:first-of-type {
                padding-top: calc(clamp(40px, 6.5vh, 64px) + var(--fm-subpage-first-extra) + var(--fm-subpage-first-title-line));
            }
            .section-title { font-size: 36px; }
            .contact-body { grid-template-columns: 1fr; }
            body.fm-home section#contact.section {
                padding-top: clamp(22px, 3.5vh, 36px);
                padding-bottom: clamp(26px, 4.5vh, 44px);
            }
        }
        
        @media (max-width: 900px) {
            .history-layout {
                padding-left: 2px;
                padding-right: 2px;
            }
            .history-s-svg {
                display: none;
            }
            .history-s-item,
            .history-s-item.history-s-item--odd,
            .history-s-item.history-s-item--even {
                display: flex;
                flex-direction: row;
                align-items: flex-start;
                gap: 14px;
                margin-bottom: clamp(22px, 3.5vh, 32px);
            }
            /* 偶数行 DOM 为「卡片 · 圆点」，反向后圆点始终在左 */
            .history-s-item.history-s-item--even {
                flex-direction: row-reverse;
            }
            .history-s-empty {
                display: none !important;
            }
            .history-s-track {
                padding-top: 8px;
                width: 22px;
                flex-shrink: 0;
            }
            .history-s-card-wrap {
                flex: 1;
                min-width: 0;
            }
            .history-year {
                font-size: clamp(20px, 5.5vw, 28px);
            }
        }
        
        @media (max-width: 640px) {
            .hero-tagline-zh { font-size: clamp(22px, 5.8vw, 32px); letter-spacing: 0.05em; }
            .hero-headline-line2.hero-headline-rest { font-size: clamp(17px, 4.5vw, 24px); margin-top: clamp(14px, 2.4vh, 22px); line-height: 1.52; }
            .stats-container { 
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }
            .stat-number { font-size: 32px; }
            .capability-grid { grid-template-columns: 1fr; }
            .service-card { padding: 20px; }
            .history-section .history-card {
                padding: 14px 16px;
            }
            .history-section .history-card-title {
                font-size: 14px;
                margin-bottom: 8px;
            }
            .history-section .history-card-business-label {
                letter-spacing: 0.16em;
                margin-bottom: 6px;
            }
            .history-section .history-card-business {
                gap: 6px 8px;
                margin-bottom: 12px;
            }
            .history-section .history-biz-pill {
                font-size: 12px;
                padding: 6px 11px;
            }
            .history-section .history-card-desc {
                font-size: 13px;
                line-height: 1.72;
            }
        }
        
        /* ===== 排版优化 ===== */
        /* 服务卡片排版（与 .sc-title / .sc-desc 一致，便于复用类名） */
        .service-title {
            font-size: 17px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }
        
        .service-desc {
            font-size: var(--fm-text-body);
            color: rgba(255, 255, 255, 0.45);
            line-height: 1.6;
            margin-bottom: 24px;
        }
        
        .service-features {
            list-style: none;
            border-top: 1px solid rgba(255,255,255,0.06);
            padding-top: 20px;
        }
        
        .service-features li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 10px;
            line-height: 1.5;
        }
        
        .service-features li::before {
            content: '→';
            color: #d4af37;
            font-weight: bold;
            flex-shrink: 0;
        }
        
        /* 能力卡片文案（左对齐） */
        .capability-title {
            font-size: 17px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.3px;
            text-align: left;
        }
        
        .capability-desc {
            font-size: var(--fm-text-body);
            color: rgba(255, 255, 255, 0.45);
            line-height: 1.6;
            text-align: left;
        }
        
        .form-label {
            display: block;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
            letter-spacing: 1px;
            margin-bottom: 8px;
        }
        
        /* 响应式布局补充 */
        @media (max-width: 768px) {
            .about-intro-grid { grid-template-columns: 1fr !important; gap: 40px !important; }
            .smart-compute-grid { grid-template-columns: 1fr !important; gap: 40px !important; }
            .smart-compute-metrics,
            .smart-compute-values,
            .smart-compute-scenes,
            .smart-compute-cases {
                grid-template-columns: 1fr !important;
            }
            .smart-compute-cert-inner {
                max-height: min(220px, 48vw);
            }
            .smart-compute-cert img {
                max-height: min(220px, 48vw);
            }
            .sc-visual { height: 56px; padding: 8px 12px; }
            .sc-header { margin-bottom: 12px; }
            .sc-desc { margin-bottom: 12px; font-size: 12px; }
            .sc-title { font-size: 16px; }
        }
        .reveal {
            opacity: 0;
            transform: translateY(40px);
            transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
        }
        
        .reveal.active {
            opacity: 1;
            transform: translateY(0);
        }

/* 多页导航当前页 */
.nav-links a.is-active { color: #d4af37; }
.nav-links a.is-active::after { width: 100%; }