/* roulang page: index */
:root {
            --color-primary: #0a7e3d;
            --color-primary-dark: #065a2b;
            --color-primary-light: #0d9e4e;
            --color-accent: #c8960c;
            --color-accent-light: #e8b830;
            --color-accent-dark: #9a7408;
            --color-bg: #f5f6f8;
            --color-surface: #ffffff;
            --color-text: #1a1d22;
            --color-text-soft: #5a5f6b;
            --color-text-muted: #8b909a;
            --color-border: #e2e5ea;
            --color-border-light: #eef0f3;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 999px;
            --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.09);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 64px rgba(0, 0, 0, 0.16);
            --shadow-dock: 0 4px 24px rgba(0, 0, 0, 0.10), 0 1px 4px rgba(0, 0, 0, 0.06);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
            --max-width: 1200px;
            --header-height: 64px;
            --dock-height: 54px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            min-height: 100vh;
            letter-spacing: 0.01em;
            -webkit-tap-highlight-color: transparent;
            padding-top: calc(var(--dock-height) + 28px);
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            outline: none;
            transition: all var(--transition-fast);
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(10, 126, 61, 0.45);
            outline-offset: 3px;
            border-radius: 6px;
        }

        input {
            font-family: inherit;
            border: none;
            outline: none;
            transition: all var(--transition-fast);
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== 浮动Dock导航 ========== */
        .nav-dock-wrapper {
            position: fixed;
            top: 14px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: auto;
            max-width: calc(100vw - 32px);
        }

        .nav-dock {
            display: flex;
            align-items: center;
            gap: 16px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid rgba(255, 255, 255, 0.7);
            border-radius: var(--radius-full);
            padding: 6px 10px 6px 18px;
            box-shadow: var(--shadow-dock);
            white-space: nowrap;
            transition: all var(--transition-smooth);
        }

        .nav-dock:hover {
            box-shadow: var(--shadow-lg);
            background: rgba(255, 255, 255, 0.97);
        }

        .nav-dock-logo {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-primary-dark);
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 7px;
            flex-shrink: 0;
        }

        .nav-dock-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .nav-dock-links {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-dock-link {
            padding: 8px 16px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-text-soft);
            transition: all var(--transition-fast);
            position: relative;
        }

        .nav-dock-link:hover {
            color: var(--color-text);
            background: rgba(10, 126, 61, 0.06);
        }

        .nav-dock-link.active {
            color: #fff;
            background: var(--color-primary);
            box-shadow: 0 2px 10px rgba(10, 126, 61, 0.3);
        }

        .nav-dock-link.active:hover {
            background: var(--color-primary-dark);
            color: #fff;
        }

        .nav-dock-cta {
            padding: 9px 18px;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.85rem;
            background: var(--color-accent);
            color: #1a1d22;
            letter-spacing: 0.02em;
            box-shadow: 0 2px 10px rgba(200, 150, 12, 0.3);
            transition: all var(--transition-bounce);
            flex-shrink: 0;
        }

        .nav-dock-cta:hover {
            background: var(--color-accent-light);
            box-shadow: 0 6px 20px rgba(200, 150, 12, 0.4);
            transform: translateY(-2px);
        }

        .nav-dock-cta:active {
            transform: scale(0.96);
        }

        /* 移动端导航调整 */
        @media (max-width: 768px) {
            .nav-dock {
                padding: 5px 8px 5px 12px;
                gap: 6px;
            }

            .nav-dock-logo {
                font-size: 0.9rem;
                gap: 4px;
            }

            .nav-dock-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.75rem;
            }

            .nav-dock-link {
                padding: 6px 10px;
                font-size: 0.78rem;
            }

            .nav-dock-cta {
                padding: 7px 13px;
                font-size: 0.75rem;
            }
        }

        @media (max-width: 520px) {
            .nav-dock-logo span.logo-text-full {
                display: none;
            }
            .nav-dock-logo span.logo-text-short {
                display: inline;
            }
            .nav-dock {
                padding: 5px 7px 5px 10px;
                gap: 2px;
            }
            .nav-dock-link {
                padding: 5px 8px;
                font-size: 0.72rem;
            }
            .nav-dock-cta {
                padding: 6px 10px;
                font-size: 0.7rem;
            }
        }

        @media (min-width: 521px) {
            .nav-dock-logo span.logo-text-short {
                display: none;
            }
            .nav-dock-logo span.logo-text-full {
                display: inline;
            }
        }

        /* ========== Hero 首屏 ========== */
        .hero-section {
            position: relative;
            padding: 60px 0 70px;
            overflow: hidden;
            background: linear-gradient(170deg, #f0f7f3 0%, #e8f5ed 25%, #f5f6f8 55%, #fdfcf5 100%);
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(10, 126, 61, 0.07) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(200, 150, 12, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-inner {
            position: relative;
            z-index: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            gap: 10px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-full);
            padding: 6px 16px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
            box-shadow: var(--shadow-xs);
            animation: floatBadge 5s ease-in-out infinite;
        }

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

        .hero-badge .live-dot {
            width: 9px;
            height: 9px;
            border-radius: 50%;
            background: #e53e3e;
            animation: pulseDot 1.4s ease-in-out infinite;
        }

        @keyframes pulseDot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.8);
            }
        }

        .hero-title {
            font-size: clamp(2rem, 5vw, 3.4rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            color: var(--color-text);
            max-width: 800px;
        }

        .hero-title .highlight {
            color: var(--color-primary);
            position: relative;
            display: inline-block;
        }

        .hero-title .highlight-accent {
            color: var(--color-accent-dark);
        }

        .hero-subtitle {
            font-size: clamp(1rem, 2vw, 1.2rem);
            color: var(--color-text-soft);
            max-width: 620px;
            line-height: 1.65;
            margin-top: 6px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
            margin-top: 14px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            transition: all var(--transition-bounce);
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            box-shadow: 0 6px 22px rgba(10, 126, 61, 0.3);
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            box-shadow: 0 10px 30px rgba(10, 126, 61, 0.4);
            transform: translateY(-3px);
        }
        .btn-primary:active {
            transform: scale(0.95);
        }

        .btn-accent {
            background: var(--color-accent);
            color: #1a1d22;
            box-shadow: 0 6px 22px rgba(200, 150, 12, 0.3);
        }
        .btn-accent:hover {
            background: var(--color-accent-light);
            box-shadow: 0 10px 30px rgba(200, 150, 12, 0.4);
            transform: translateY(-3px);
        }
        .btn-accent:active {
            transform: scale(0.95);
        }

        .btn-outline {
            background: #fff;
            color: var(--color-text);
            border: 2px solid var(--color-border);
            box-shadow: var(--shadow-xs);
        }
        .btn-outline:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            box-shadow: var(--shadow-sm);
            transform: translateY(-2px);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            justify-content: center;
            margin-top: 28px;
            padding-top: 20px;
            border-top: 1px solid var(--color-border-light);
            max-width: 700px;
        }

        .hero-stat {
            text-align: center;
        }
        .hero-stat-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary-dark);
            letter-spacing: -0.02em;
        }
        .hero-stat-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-top: 2px;
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: 64px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--color-primary);
            background: rgba(10, 126, 61, 0.07);
            padding: 5px 14px;
            border-radius: var(--radius-full);
            margin-bottom: 10px;
        }
        .section-title {
            font-size: clamp(1.5rem, 3.5vw, 2.1rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-text);
            margin-bottom: 8px;
        }
        .section-desc {
            font-size: 1rem;
            color: var(--color-text-soft);
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.6;
        }

        /* ========== 优势卡片 ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .feature-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 32px 26px 28px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-smooth);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .feature-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: var(--color-primary);
            border-radius: 0 0 4px 4px;
            opacity: 0;
            transition: all var(--transition-smooth);
        }
        .feature-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-6px);
            border-color: transparent;
        }
        .feature-card:hover::after {
            opacity: 1;
            width: 80px;
        }
        .feature-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            background: rgba(10, 126, 61, 0.08);
            color: var(--color-primary);
            font-size: 1.5rem;
            margin-bottom: 16px;
            transition: all var(--transition-smooth);
        }
        .feature-card:hover .feature-icon {
            background: var(--color-primary);
            color: #fff;
            transform: scale(1.08);
        }
        .feature-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-text);
        }
        .feature-card p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.55;
        }

        /* ========== 赛事列表 ========== */
        .matches-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 18px;
        }
        .match-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 20px 22px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-smooth);
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .match-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: transparent;
        }
        .match-card .match-status {
            flex-shrink: 0;
            padding: 4px 10px;
            border-radius: var(--radius-full);
            font-size: 0.72rem;
            font-weight: 700;
            letter-spacing: 0.04em;
        }
        .match-status.upcoming {
            background: #e8f5ed;
            color: var(--color-primary);
        }
        .match-status.live-now {
            background: #ffeaea;
            color: #c0392b;
            animation: pulseBadge 2s ease-in-out infinite;
        }
        @keyframes pulseBadge {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.65;
            }
        }
        .match-card .match-info {
            flex: 1;
            min-width: 0;
        }
        .match-card .match-teams {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-text);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .match-card .match-meta {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-top: 2px;
        }
        .match-card .match-btn {
            flex-shrink: 0;
            padding: 7px 16px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.78rem;
            background: var(--color-primary);
            color: #fff;
            transition: all var(--transition-fast);
        }
        .match-card .match-btn:hover {
            background: var(--color-primary-dark);
            box-shadow: 0 4px 14px rgba(10, 126, 61, 0.3);
        }

        /* ========== 数据统计板块 ========== */
        .stats-section {
            background: linear-gradient(180deg, #fff 0%, #f8faf9 100%);
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }
        .stat-block {
            padding: 20px 12px;
        }
        .stat-block .stat-number {
            font-size: clamp(2rem, 4vw, 2.8rem);
            font-weight: 800;
            color: var(--color-primary-dark);
            letter-spacing: -0.03em;
        }
        .stat-block .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            margin-top: 4px;
        }
        .stat-block .stat-icon {
            font-size: 1.4rem;
            color: var(--color-accent);
            margin-bottom: 6px;
            display: block;
        }

        /* ========== 观看流程 ========== */
        .steps-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
            counter-reset: step;
        }
        .step-item {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            text-align: center;
            position: relative;
            transition: all var(--transition-smooth);
        }
        .step-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            margin-bottom: 12px;
        }
        .step-item h4 {
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 4px;
            color: var(--color-text);
        }
        .step-item p {
            font-size: 0.85rem;
            color: var(--color-text-soft);
            line-height: 1.5;
        }

        /* ========== 特色亮点 ========== */
        .highlights-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 22px;
        }
        .highlight-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .highlight-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .highlight-card .hl-img {
            height: 160px;
            background: linear-gradient(135deg, #e8f5ed 0%, #d4ede0 40%, #c8e6d4 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 3rem;
            color: var(--color-primary);
            flex-shrink: 0;
        }
        .highlight-card .hl-body {
            padding: 20px 22px;
            flex: 1;
        }
        .highlight-card .hl-body h3 {
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 5px;
            color: var(--color-text);
        }
        .highlight-card .hl-body p {
            font-size: 0.88rem;
            color: var(--color-text-soft);
            line-height: 1.55;
        }
        .highlight-card .hl-tag {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            background: rgba(200, 150, 12, 0.12);
            color: var(--color-accent-dark);
            margin-top: 8px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-border);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            background: transparent;
            font-weight: 700;
            font-size: 0.98rem;
            color: var(--color-text);
            cursor: pointer;
            text-align: left;
            gap: 12px;
            transition: all var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--color-primary);
            background: rgba(10, 126, 61, 0.02);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            transition: transform var(--transition-smooth);
            font-size: 0.85rem;
            color: var(--color-text-muted);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--color-primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: all var(--transition-smooth);
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }
        .faq-answer p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.6;
        }

        /* ========== CTA横幅 ========== */
        .cta-banner {
            background: linear-gradient(145deg, #0a7e3d 0%, #065a2b 50%, #0d4d28 100%);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 220px;
            height: 220px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-banner::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 180px;
            height: 180px;
            background: radial-gradient(circle, rgba(200, 150, 12, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-banner-inner {
            position: relative;
            z-index: 1;
        }
        .cta-banner h2 {
            font-size: clamp(1.4rem, 3vw, 2rem);
            font-weight: 800;
            margin-bottom: 8px;
            letter-spacing: -0.02em;
        }
        .cta-banner p {
            font-size: 1rem;
            opacity: 0.9;
            margin-bottom: 20px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-banner .btn-cta-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 1rem;
            background: #fff;
            color: var(--color-primary-dark);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
            transition: all var(--transition-bounce);
        }
        .cta-banner .btn-cta-white:hover {
            background: #fefefe;
            box-shadow: 0 14px 36px rgba(0, 0, 0, 0.28);
            transform: translateY(-4px);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #1a1d22;
            color: #c5c8ce;
            padding: 48px 0 30px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-weight: 700;
            font-size: 1.15rem;
            color: #fff;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-brand .footer-logo-dot {
            width: 28px;
            height: 28px;
            background: var(--color-primary-light);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            color: #fff;
            flex-shrink: 0;
        }
        .footer-desc {
            color: #9aa0a8;
            line-height: 1.6;
            max-width: 360px;
        }
        .footer-col h4 {
            font-weight: 700;
            font-size: 0.95rem;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 7px;
        }
        .footer-col ul li a {
            color: #9aa0a8;
            transition: color var(--transition-fast);
            font-size: 0.85rem;
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            color: #6e737a;
            font-size: 0.8rem;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .highlights-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .features-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .matches-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .steps-list {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .highlights-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .hero-stats {
                gap: 18px;
            }
            .hero-stat-value {
                font-size: 1.5rem;
            }
            .section {
                padding: 44px 0;
            }
            .cta-banner {
                padding: 36px 22px;
                border-radius: var(--radius-lg);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-desc {
                max-width: 100%;
            }
            body {
                padding-top: calc(var(--dock-height) + 18px);
            }
        }

        @media (max-width: 520px) {
            .steps-list {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-subtitle {
                font-size: 0.9rem;
            }
            .btn {
                padding: 11px 20px;
                font-size: 0.85rem;
            }
            .hero-actions {
                gap: 8px;
            }
            .match-card {
                flex-wrap: wrap;
                gap: 10px;
            }
            .match-card .match-btn {
                width: 100%;
                text-align: center;
                justify-content: center;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.88rem;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
        }

        /* ========== 工具类 ========== */
        .text-center {
            text-align: center;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* 平滑滚动偏移（避免被固定导航遮挡） */
        .scroll-offset {
            scroll-margin-top: calc(var(--dock-height) + 30px);
        }