/* roulang page: index */
:root {
            --primary: #00D26A;
            --primary-hover: #00b85c;
            --primary-subtle: rgba(0, 210, 106, 0.12);
            --accent-red: #FF4D4F;
            --accent-blue: #0EA5E9;
            --bg-pitch: #0B0F17;
            --bg-dark-card: #111827;
            --bg-dark-border: rgba(255, 255, 255, 0.08);
            --bg-light: #F8FAFC;
            --bg-white: #FFFFFF;
            --text-dark: #0F172A;
            --text-body: #334155;
            --text-muted: #64748B;
            --text-light: #F1F5F9;
            --border-light: #E2E8F0;
            --shadow-sm: 0 2px 8px -1px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 8px 24px -4px rgba(11, 15, 23, 0.08);
            --shadow-glow: 0 8px 24px -4px rgba(0, 210, 106, 0.3);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-full: 9999px;
            --font-stack: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            background-color: var(--bg-white);
            color: var(--text-body);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        button, input, select, textarea {
            font-family: inherit;
            border: none;
            outline: none;
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* 顶部通栏导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
        }

        .top-notice-bar {
            background-color: var(--bg-pitch);
            color: #94A3B8;
            font-size: 0.8125rem;
            padding: 8px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .top-notice-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .top-badge-live {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
        }

        .pulse-dot {
            width: 8px;
            height: 8px;
            background-color: var(--primary);
            border-radius: 50%;
            animation: pulse-ring 2s infinite;
        }

        @keyframes pulse-ring {
            0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 210, 106, 0.7); }
            70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(0, 210, 106, 0); }
            100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 210, 106, 0); }
        }

        .main-nav-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .nav-brand {
            font-size: 1.4rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: var(--text-dark);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .nav-brand-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary) 0%, #00994c 100%);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFF;
            font-size: 1.2rem;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
        }

        .nav-item a {
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--text-body);
            position: relative;
            padding: 8px 0;
        }

        .nav-item a:hover, .nav-item a.active {
            color: var(--text-dark);
        }

        .nav-item a.active::after, .nav-item a:hover::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 6px;
            height: 6px;
            background-color: var(--primary);
            border-radius: 50%;
        }

        .nav-cta-btn {
            background-color: var(--bg-pitch);
            color: #FFF;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            font-size: 0.875rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .nav-cta-btn:hover {
            background-color: var(--primary);
            color: #0B0F17;
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
        }

        /* 基础 Section 排版规范 */
        section {
            padding: 96px 0;
            position: relative;
        }

        .section-header {
            margin-bottom: 56px;
            max-width: 800px;
        }

        .section-header.text-center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8125rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--primary);
            background-color: var(--primary-subtle);
            padding: 6px 14px;
            border-radius: var(--radius-full);
            margin-bottom: 16px;
        }

        .section-header h2 {
            font-size: 2.25rem;
            line-height: 1.25;
            color: var(--text-dark);
            letter-spacing: -0.5px;
            margin-bottom: 16px;
        }

        .section-header p {
            font-size: 1.0625rem;
            line-height: 1.75;
            color: var(--text-muted);
        }

        /* Hero API / 开发者极速架构 */
        #hero-carousel {
            background-color: var(--bg-pitch);
            background-image: linear-gradient(180deg, rgba(11, 15, 23, 0.85) 0%, rgba(11, 15, 23, 0.95) 100%), url('/assets/images/e0a384f7607dc09d.jpg');
            background-size: cover;
            background-position: center;
            padding: 110px 0 100px;
            color: var(--text-light);
            border-bottom: 1px solid var(--bg-dark-border);
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 56px;
            align-items: center;
        }

        .hero-content h1 {
            font-size: 3.15rem;
            line-height: 1.2;
            font-weight: 800;
            letter-spacing: -1px;
            margin-bottom: 24px;
            color: #FFFFFF;
        }

        .hero-content h1 span {
            color: var(--primary);
            text-shadow: 0 0 20px rgba(0, 210, 106, 0.4);
        }

        .hero-desc {
            font-size: 1.125rem;
            line-height: 1.8;
            color: #94A3B8;
            margin-bottom: 36px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-primary-hero {
            background-color: var(--primary);
            color: #0B0F17;
            font-weight: 700;
            padding: 14px 32px;
            border-radius: var(--radius-full);
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: var(--shadow-glow);
        }

        .btn-primary-hero:hover {
            background-color: #05f07c;
            transform: translateY(-2px);
        }

        .btn-secondary-hero {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: #FFFFFF;
            font-weight: 600;
            padding: 14px 28px;
            border-radius: var(--radius-full);
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-secondary-hero:hover {
            background: rgba(255, 255, 255, 0.15);
            color: var(--primary);
        }

        /* 首屏代码控制台卡片 */
        .console-mockup {
            background: #06090e;
            border: 1px solid var(--bg-dark-border);
            border-radius: var(--radius-md);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
            overflow: hidden;
        }

        .console-header {
            background: #111827;
            padding: 12px 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-bottom: 1px solid var(--bg-dark-border);
        }

        .console-dots {
            display: flex;
            gap: 6px;
        }

        .console-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
        }

        .dot-red { background-color: #EF4444; }
        .dot-yellow { background-color: #F59E0B; }
        .dot-green { background-color: #10B981; }

        .console-title {
            font-size: 0.75rem;
            color: #94A3B8;
            font-family: monospace;
        }

        .console-body {
            padding: 24px;
            font-family: "Fira Code", monospace, Consolas, sans-serif;
            font-size: 0.875rem;
            line-height: 1.6;
            color: #E2E8F0;
        }

        .code-keyword { color: #F43F5E; }
        .code-string { color: #38BDF8; }
        .code-comment { color: #64748B; }
        .code-value { color: var(--primary); }

        /* 指标看板与关键数据条 */
        #metrics-dashboard {
            background-color: #0E1420;
            padding: 44px 0;
            border-bottom: 1px solid var(--bg-dark-border);
        }

        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .metric-card {
            border-left: 2px solid var(--primary);
            padding-left: 20px;
        }

        .metric-num {
            font-size: 2.25rem;
            font-weight: 800;
            color: #FFFFFF;
            letter-spacing: -0.5px;
            line-height: 1.1;
            margin-bottom: 6px;
            font-feature-settings: "tnum";
        }

        .metric-num span {
            color: var(--primary);
            font-size: 1.5rem;
            margin-left: 2px;
        }

        .metric-label {
            font-size: 0.875rem;
            color: #94A3B8;
            font-weight: 500;
        }

        /* 品牌与生态能力概览 */
        #platform-intro {
            background-color: var(--bg-white);
        }

        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
        }

        .intro-image-wrap {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .intro-image-wrap img {
            width: 100%;
            height: 480px;
            object-fit: cover;
        }

        .intro-float-badge {
            position: absolute;
            bottom: 24px;
            left: 24px;
            background: rgba(11, 15, 23, 0.92);
            color: #FFF;
            padding: 16px 20px;
            border-radius: var(--radius-md);
            border: 1px solid var(--bg-dark-border);
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .intro-features-list {
            margin-top: 32px;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .intro-feature-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
        }

        .intro-feature-icon {
            width: 40px;
            height: 40px;
            background-color: var(--primary-subtle);
            color: var(--primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            flex-shrink: 0;
        }

        .intro-feature-item h4 {
            font-size: 1.0625rem;
            color: var(--text-dark);
            margin-bottom: 4px;
        }

        .intro-feature-item p {
            font-size: 0.9375rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 服务矩阵与核心优势区 */
        #core-features {
            background-color: var(--bg-light);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }

        .feature-card {
            background-color: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 36px 30px;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
        }

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

        .feature-card-icon {
            width: 52px;
            height: 52px;
            background: linear-gradient(135deg, rgba(0, 210, 106, 0.15) 0%, rgba(14, 165, 233, 0.15) 100%);
            color: #00A854;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 24px;
        }

        .feature-card h3 {
            font-size: 1.25rem;
            color: var(--text-dark);
            margin-bottom: 12px;
        }

        .feature-card p {
            font-size: 0.9375rem;
            color: var(--text-muted);
            line-height: 1.65;
        }

        /* 热门产品与业务场景专区 */
        #popular-products {
            background-color: var(--bg-white);
        }

        .scene-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }

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

        .scene-card:hover {
            box-shadow: var(--shadow-md);
        }

        .scene-card-img {
            height: 220px;
            overflow: hidden;
            position: relative;
        }

        .scene-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .scene-card:hover .scene-card-img img {
            transform: scale(1.05);
        }

        .scene-pill {
            position: absolute;
            top: 14px;
            right: 14px;
            background: rgba(11, 15, 23, 0.75);
            backdrop-filter: blur(4px);
            color: #FFF;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-full);
        }

        .scene-card-body {
            padding: 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .scene-card-body h3 {
            font-size: 1.25rem;
            color: var(--text-dark);
            margin-bottom: 12px;
        }

        .scene-card-body p {
            font-size: 0.9375rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            flex: 1;
        }

        .scene-tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 24px;
        }

        .scene-tag-list span {
            font-size: 0.75rem;
            background: var(--bg-light);
            color: var(--text-body);
            padding: 4px 8px;
            border-radius: 4px;
            border: 1px solid var(--border-light);
        }

        .scene-link {
            font-size: 0.9375rem;
            font-weight: 700;
            color: var(--text-dark);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .scene-link:hover {
            color: var(--primary);
            gap: 10px;
        }

        /* 深度对比分析区 */
        #competitive-analysis {
            background-color: var(--bg-light);
            border-top: 1px solid var(--border-light);
        }

        .comparison-table-wrap {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            overflow-x: auto;
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
        }

        .comparison-table th, .comparison-table td {
            padding: 20px 24px;
            border-bottom: 1px solid var(--border-light);
        }

        .comparison-table th {
            font-size: 1rem;
            background-color: #F8FAFC;
            color: var(--text-dark);
            font-weight: 700;
        }

        .comparison-table tr:last-child td {
            border-bottom: none;
        }

        .comparison-table td:first-child {
            font-weight: 600;
            color: var(--text-dark);
            width: 25%;
        }

        .highlight-col {
            background-color: rgba(0, 210, 106, 0.04);
            color: var(--text-dark);
            font-weight: 600;
        }

        .check-badge {
            color: var(--primary);
            font-size: 1.15rem;
            margin-right: 6px;
        }

        .cross-badge {
            color: #94A3B8;
            font-size: 1.15rem;
            margin-right: 6px;
        }

        /* 赛事理念与深色架构区 */
        #deep-philosophy {
            background-color: var(--bg-pitch);
            color: var(--text-light);
            background-image: linear-gradient(180deg, #0B0F17 0%, #111827 100%);
        }

        #deep-philosophy .section-header h2 {
            color: #FFFFFF;
        }

        .philosophy-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .philosophy-card {
            background: var(--bg-dark-card);
            border: 1px solid var(--bg-dark-border);
            border-radius: var(--radius-md);
            padding: 32px;
            margin-bottom: 24px;
        }

        .philosophy-card h3 {
            font-size: 1.25rem;
            color: #FFFFFF;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .philosophy-card p {
            color: #94A3B8;
            font-size: 0.9375rem;
            line-height: 1.7;
        }

        .philosophy-media {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--bg-dark-border);
        }

        .philosophy-media img {
            width: 100%;
            height: 440px;
            object-fit: cover;
        }

        /* 用户故事与运动圈子 */
        #user-stories {
            background-color: var(--bg-white);
        }

        .story-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
        }

        .story-card {
            background: var(--bg-light);
            border-radius: var(--radius-md);
            padding: 36px;
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .story-quote {
            font-size: 1.0625rem;
            color: var(--text-dark);
            line-height: 1.75;
            margin-bottom: 24px;
        }

        .story-user {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .story-avatar {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background-color: #CBD5E1;
            overflow: hidden;
        }

        .story-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .story-info h4 {
            font-size: 1rem;
            color: var(--text-dark);
        }

        .story-info span {
            font-size: 0.8125rem;
            color: var(--text-muted);
        }

        /* 发展里程碑与服务演进 */
        #platform-roadmap {
            background-color: var(--bg-light);
            border-top: 1px solid var(--border-light);
        }

        .timeline-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }

        .timeline-step {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 28px;
            position: relative;
        }

        .timeline-badge {
            display: inline-block;
            background: var(--primary-subtle);
            color: var(--primary);
            font-weight: 800;
            font-size: 0.875rem;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            margin-bottom: 16px;
        }

        .timeline-step h3 {
            font-size: 1.125rem;
            color: var(--text-dark);
            margin-bottom: 10px;
        }

        .timeline-step p {
            font-size: 0.875rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 真实评价区 */
        #community-reviews {
            background-color: var(--bg-white);
        }

        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .review-card {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 30px;
            background: var(--bg-white);
            box-shadow: var(--shadow-sm);
        }

        .review-stars {
            color: #F59E0B;
            font-size: 0.875rem;
            margin-bottom: 14px;
        }

        .review-text {
            font-size: 0.9375rem;
            color: var(--text-body);
            line-height: 1.65;
            margin-bottom: 20px;
        }

        .review-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .review-author img {
            width: 44px;
            height: 44px;
            border-radius: 50%;
        }

        .review-author-meta h4 {
            font-size: 0.9375rem;
            color: var(--text-dark);
        }

        .review-author-meta span {
            font-size: 0.8125rem;
            color: var(--text-muted);
        }

        /* 动态战报与深度资讯列表 */
        #sports-news {
            background-color: var(--bg-light);
            border-top: 1px solid var(--border-light);
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }

        .news-item {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .news-img {
            height: 180px;
            overflow: hidden;
        }

        .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .news-body {
            padding: 24px;
        }

        .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-bottom: 12px;
        }

        .news-item h3 {
            font-size: 1.125rem;
            color: var(--text-dark);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .news-item p {
            font-size: 0.875rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* 权威保障区 */
        #trust-security {
            background-color: var(--bg-white);
        }

        .trust-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .trust-item {
            text-align: center;
            padding: 32px 20px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            background: var(--bg-light);
        }

        .trust-icon {
            font-size: 2.25rem;
            color: var(--primary);
            margin-bottom: 16px;
            display: inline-block;
        }

        .trust-item h3 {
            font-size: 1.125rem;
            color: var(--text-dark);
            margin-bottom: 8px;
        }

        .trust-item p {
            font-size: 0.875rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* FAQ 交互式手风琴区 */
        #faq-accordion {
            background-color: var(--bg-light);
            border-top: 1px solid var(--border-light);
        }

        .accordion-wrapper {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .accordion-item {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all 0.25s ease;
        }

        .accordion-trigger {
            width: 100%;
            padding: 22px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: none;
            cursor: pointer;
            text-align: left;
            font-size: 1.0625rem;
            font-weight: 700;
            color: var(--text-dark);
        }

        .accordion-icon {
            font-size: 1.125rem;
            transition: transform 0.3s ease;
            color: var(--text-muted);
        }

        .accordion-item.open .accordion-icon {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .accordion-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 28px;
            color: var(--text-body);
            font-size: 0.9375rem;
            line-height: 1.7;
        }

        .accordion-item.open .accordion-content {
            max-height: 300px;
            padding-bottom: 24px;
        }

        /* 转化表单与收口 CTA */
        #conversion-cta {
            background-color: var(--bg-pitch);
            color: #FFFFFF;
            padding: 96px 0;
            border-top: 1px solid var(--bg-dark-border);
            text-align: center;
        }

        .cta-container {
            max-width: 680px;
            margin: 0 auto;
        }

        .cta-container h2 {
            font-size: 2.25rem;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta-container p {
            color: #94A3B8;
            font-size: 1.0625rem;
            margin-bottom: 36px;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            background: rgba(255, 255, 255, 0.05);
            padding: 8px;
            border-radius: var(--radius-full);
            border: 1px solid var(--bg-dark-border);
        }

        .cta-input {
            flex: 1;
            background: transparent;
            color: #FFFFFF;
            padding: 12px 20px;
            font-size: 0.9375rem;
        }

        .cta-input::placeholder {
            color: #64748B;
        }

        .cta-select {
            background: #111827;
            color: #CBD5E1;
            padding: 0 16px;
            border-radius: var(--radius-full);
            border: 1px solid var(--bg-dark-border);
            font-size: 0.875rem;
        }

        .cta-btn-submit {
            background-color: var(--primary);
            color: #0B0F17;
            font-weight: 700;
            padding: 12px 32px;
            border-radius: var(--radius-full);
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .cta-btn-submit:hover {
            background-color: #05f07c;
            box-shadow: var(--shadow-glow);
        }

        /* 页脚规范设计 */
        .site-footer {
            background-color: #070A0F;
            color: #94A3B8;
            padding: 80px 0 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            font-size: 0.875rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 56px;
        }

        .footer-brand h3 {
            color: #FFFFFF;
            font-size: 1.35rem;
            margin-bottom: 16px;
            font-weight: 800;
        }

        .footer-brand p {
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .footer-domain-badge {
            display: inline-block;
            font-family: monospace;
            font-size: 0.8125rem;
            background: rgba(255, 255, 255, 0.06);
            padding: 4px 10px;
            border-radius: 4px;
            color: #CBD5E1;
        }

        .footer-col h4 {
            color: #FFFFFF;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links a:hover {
            color: var(--primary);
        }

        .footer-bottom {
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8125rem;
        }

        /* 移动端与自适应响应式规则 */
        @media (max-width: 1024px) {
            .hero-grid, .intro-grid, .philosophy-grid, .story-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .features-grid, .scene-grid, .timeline-container, .reviews-grid, .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .metrics-grid, .trust-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .features-grid, .scene-grid, .timeline-container, .reviews-grid, .news-grid, .metrics-grid, .trust-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .hero-content h1 {
                font-size: 2.25rem;
            }
            .cta-form {
                flex-direction: column;
                border-radius: var(--radius-md);
            }
            .cta-select, .cta-btn-submit {
                width: 100%;
                padding: 12px;
            }
        }

        @media (max-width: 375px) {
            html { font-size: 14px; }
            .container { padding-left: 16px; padding-right: 16px; }
            .hero-content h1 { font-size: 1.85rem; }
        }