/* roulang page: index */
:root {
            --primary: #00A86B;
            --primary-dark: #005A3C;
            --accent: #FF5E13;
            --accent-dark: #E04E0A;
            --warm-bg: #F7F7F5;
            --text-dark: #1A1A1A;
            --text-muted: #5F6B7A;
            --footer-bg: #0a0a0a;
            --card-radius: 16px;
            --btn-radius: 8px;
            --sm-radius: 12px;
            --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.03), 0 1px 3px rgba(0, 0, 0, 0.02);
            --card-shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.08), 0 3px 8px rgba(0, 0, 0, 0.04);
            --transition-fast: 200ms ease;
            --transition-smooth: 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 80px;
        }

        body {
            font-family: "PingFang SC", "Noto Sans SC", Inter, system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            font-weight: 400;
            color: var(--text-dark);
            background-color: var(--warm-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            outline: none;
        }
        input {
            outline: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* ========== 导航 ========== */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 0;
            transition: background var(--transition-smooth), box-shadow var(--transition-smooth), padding var(--transition-smooth);
            background: transparent;
        }
        .site-nav.scrolled {
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
            padding: 10px 0;
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: #fff;
            transition: color var(--transition-smooth);
            letter-spacing: -0.01em;
            white-space: nowrap;
        }
        .site-nav.scrolled .nav-logo {
            color: var(--text-dark);
        }
        .nav-logo svg {
            width: 32px;
            height: 32px;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }
        .nav-links a {
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.9);
            transition: color var(--transition-fast);
            letter-spacing: 0.01em;
            position: relative;
        }
        .site-nav.scrolled .nav-links a {
            color: var(--text-muted);
        }
        .nav-links a:hover {
            color: #fff;
        }
        .site-nav.scrolled .nav-links a:hover {
            color: var(--primary);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width var(--transition-fast);
            border-radius: 1px;
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .nav-cta-btn {
            display: inline-block;
            padding: 10px 20px;
            background: var(--accent);
            color: #fff !important;
            border-radius: var(--btn-radius);
            font-weight: 600;
            font-size: 14px;
            transition: background var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            background: var(--accent-dark);
            transform: scale(1.03);
        }
        .nav-cta-btn::after {
            display: none !important;
        }

        /* 汉堡菜单 */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 4px;
            z-index: 1001;
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #fff;
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }
        .site-nav.scrolled .hamburger span {
            background: var(--text-dark);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* 移动端菜单 */
        .mobile-menu {
            position: fixed;
            top: 0;
            right: -100%;
            width: 100%;
            max-width: 400px;
            height: 100vh;
            background: #fff;
            z-index: 999;
            padding: 90px 32px 40px;
            transition: right var(--transition-smooth);
            display: flex;
            flex-direction: column;
            gap: 20px;
            box-shadow: -4px 0 30px rgba(0, 0, 0, 0.1);
        }
        .mobile-menu.open {
            right: 0;
        }
        .mobile-menu a {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            padding: 10px 0;
            border-bottom: 1px solid #eee;
            display: block;
            transition: color var(--transition-fast);
        }
        .mobile-menu a:hover {
            color: var(--primary);
        }
        .mobile-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 998;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-smooth);
        }
        .mobile-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }

        /* ========== Hero ========== */
        .hero-section {
            min-height: 100vh;
            display: flex;
            align-items: stretch;
            position: relative;
            overflow: hidden;
        }
        .hero-left {
            flex: 0 0 41.666%;
            display: flex;
            align-items: center;
            padding: 120px 40px 80px 60px;
            background: var(--warm-bg);
            position: relative;
            z-index: 2;
        }
        .hero-left-inner {
            max-width: 480px;
        }
        .hero-badge {
            display: inline-block;
            padding: 6px 14px;
            background: rgba(0, 168, 107, 0.08);
            color: var(--primary-dark);
            font-size: 13px;
            font-weight: 600;
            border-radius: 20px;
            letter-spacing: 0.03em;
            margin-bottom: 20px;
        }
        .hero-h1 {
            font-size: 56px;
            line-height: 1.1;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--primary-dark);
            margin-bottom: 18px;
        }
        .hero-subtitle {
            font-size: 18px;
            line-height: 1.6;
            color: var(--text-muted);
            margin-bottom: 32px;
            font-weight: 400;
        }
        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 16px;
            border-radius: var(--btn-radius);
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            transform: scale(1.03);
            box-shadow: 0 6px 24px rgba(255, 94, 19, 0.3);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 16px;
            border-radius: var(--btn-radius);
            border: 2px solid var(--primary-dark);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: scale(1.03);
        }
        .hero-trust {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .hero-trust-avatars {
            display: flex;
            margin-right: 4px;
        }
        .hero-trust-avatars span {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #d4d4d4;
            border: 2px solid #fff;
            margin-right: -8px;
            display: block;
            font-size: 10px;
            line-height: 24px;
            text-align: center;
            color: #fff;
            font-weight: 700;
        }
        .hero-trust-avatars span:nth-child(1) {
            background: #00A86B;
            z-index: 3;
        }
        .hero-trust-avatars span:nth-child(2) {
            background: #005A3C;
            z-index: 2;
        }
        .hero-trust-avatars span:nth-child(3) {
            background: #FF5E13;
            z-index: 1;
        }
        .hero-right {
            flex: 0 0 58.333%;
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 100vh;
            display: flex;
            align-items: flex-end;
            justify-content: center;
            padding: 60px;
        }
        .hero-right::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(0, 0, 0, 0.15) 0%, rgba(0, 0, 0, 0.45) 60%, rgba(0, 0, 0, 0.7) 100%);
            z-index: 1;
        }
        .hero-card-overlay {
            position: relative;
            z-index: 2;
            background: rgba(255, 255, 255, 0.95);
            border-radius: var(--card-radius);
            padding: 24px 28px;
            box-shadow: var(--card-shadow);
            max-width: 380px;
            width: 100%;
            margin-bottom: 20px;
            backdrop-filter: blur(4px);
        }
        .hero-card-overlay .match-label {
            font-size: 12px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .hero-card-overlay .match-teams {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 4px;
        }
        .hero-card-overlay .match-countdown {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: -0.01em;
        }
        .hero-card-overlay .match-countdown small {
            font-size: 13px;
            font-weight: 400;
            color: var(--text-muted);
            display: block;
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: 120px 0;
        }
        .section-label {
            font-size: 13px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .section-title {
            font-size: 40px;
            line-height: 1.2;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }
        .section-desc {
            font-size: 17px;
            color: var(--text-muted);
            max-width: 600px;
            line-height: 1.7;
        }

        /* ========== 亮点网格 ========== */
        .features-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            align-items: start;
        }
        .feature-card {
            background: #fff;
            border-radius: var(--card-radius);
            padding: 32px 28px;
            box-shadow: var(--card-shadow);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
            position: relative;
            overflow: hidden;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--card-shadow-hover);
        }
        .feature-card.tall {
            padding: 44px 28px;
        }
        .feature-card .feature-icon {
            width: 44px;
            height: 44px;
            margin-bottom: 16px;
            color: var(--primary);
        }
        .feature-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .feature-card p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.6;
        }
        /* 不对称高度：第一列第1个高，第2、3矮；第二列第1矮，第2高，第3矮 */
        .features-grid .feature-card:nth-child(1) {
            grid-row: span 1;
            min-height: 200px;
        }
        .features-grid .feature-card:nth-child(2) {
            min-height: 140px;
        }
        .features-grid .feature-card:nth-child(3) {
            min-height: 140px;
        }
        .features-grid .feature-card:nth-child(4) {
            min-height: 140px;
        }
        .features-grid .feature-card:nth-child(5) {
            grid-row: span 1;
            min-height: 200px;
        }
        .features-grid .feature-card:nth-child(6) {
            min-height: 140px;
        }

        /* ========== 案例瀑布流 ========== */
        .waterfall {
            column-count: 3;
            column-gap: 20px;
        }
        .waterfall-item {
            break-inside: avoid;
            margin-bottom: 20px;
            border-radius: var(--card-radius);
            overflow: hidden;
            position: relative;
            cursor: pointer;
            box-shadow: var(--card-shadow);
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        }
        .waterfall-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--card-shadow-hover);
        }
        .waterfall-item img {
            width: 100%;
            display: block;
            transition: transform 0.4s ease;
        }
        .waterfall-item:hover img {
            transform: scale(1.03);
        }
        .waterfall-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.75) 0%, rgba(0, 0, 0, 0.1) 50%, transparent 100%);
            z-index: 1;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 24px 20px;
            transition: background var(--transition-fast);
        }
        .waterfall-item:hover .waterfall-overlay {
            background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.2) 50%, transparent 100%);
        }
        .waterfall-overlay .case-tag {
            display: inline-block;
            padding: 4px 10px;
            background: var(--accent);
            color: #fff;
            font-size: 11px;
            font-weight: 700;
            border-radius: 12px;
            letter-spacing: 0.04em;
            margin-bottom: 8px;
            width: fit-content;
        }
        .waterfall-overlay h4 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.01em;
            margin-bottom: 4px;
        }
        .waterfall-overlay .case-arrow {
            position: absolute;
            right: 20px;
            bottom: 24px;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: opacity var(--transition-fast);
        }
        .waterfall-item:hover .case-arrow {
            opacity: 1;
        }
        .waterfall-overlay .case-arrow svg {
            width: 16px;
            height: 16px;
            color: #fff;
        }

        /* ========== 方案对比 ========== */
        .compare-table-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            border-radius: var(--card-radius);
            overflow: hidden;
            box-shadow: var(--card-shadow);
        }
        .compare-col {
            padding: 40px 32px;
        }
        .compare-col.left {
            background: #fafaf9;
        }
        .compare-col.right {
            background: rgba(0, 168, 107, 0.04);
            border-left: 2px solid var(--primary);
            position: relative;
        }
        .compare-col.right::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(0, 168, 107, 0.06) 0%, transparent 60%);
            pointer-events: none;
        }
        .compare-col h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 24px;
            letter-spacing: -0.01em;
            position: relative;
        }
        .compare-col.left h3 {
            color: var(--text-muted);
        }
        .compare-col.right h3 {
            color: var(--primary-dark);
        }
        .compare-row {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            font-size: 15px;
        }
        .compare-row:last-child {
            border-bottom: none;
        }
        .compare-icon {
            flex-shrink: 0;
            width: 22px;
            height: 22px;
        }
        .compare-icon.check {
            color: var(--primary);
        }
        .compare-icon.cross {
            color: #ccc;
        }
        .compare-col.right .compare-row {
            font-weight: 500;
            color: var(--text-dark);
        }
        .compare-col.left .compare-row {
            color: var(--text-muted);
        }

        /* 移动端手风琴对比 */
        .compare-accordion {
            display: none;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 720px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid rgba(0, 0, 0, 0.08);
        }
        .faq-item summary {
            list-style: none;
            cursor: pointer;
            padding: 20px 0;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: color var(--transition-fast);
        }
        .faq-item summary:hover {
            color: var(--primary);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-arrow {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            transition: transform var(--transition-smooth);
            color: var(--text-muted);
        }
        .faq-item[open] .faq-arrow {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            padding: 0 0 20px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            background: #fafaf9;
            margin: 0 -16px;
            padding: 0 16px 20px;
            border-radius: 0 0 8px 8px;
        }
        .faq-item[open] .faq-answer {
            animation: fadeInDown 0.35s ease;
        }
        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-8px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, rgba(0, 168, 107, 0.04) 0%, rgba(0, 90, 60, 0.03) 100%);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 168, 107, 0.08) 0%, transparent 70%);
            top: -150px;
            right: -100px;
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-card {
            background: #fff;
            border-radius: var(--card-radius);
            padding: 48px 40px;
            box-shadow: var(--card-shadow);
            max-width: 560px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
            text-align: center;
        }
        .cta-card h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: -0.01em;
            margin-bottom: 10px;
        }
        .cta-card p {
            color: var(--text-muted);
            margin-bottom: 24px;
            font-size: 15px;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 440px;
            margin: 0 auto 12px;
        }
        .cta-form input {
            flex: 1;
            padding: 14px 18px;
            border: 2px solid #e5e5e5;
            border-radius: var(--btn-radius);
            font-size: 15px;
            color: var(--text-dark);
            transition: border-color var(--transition-fast);
            background: #fafaf9;
        }
        .cta-form input:focus {
            border-color: var(--primary);
            background: #fff;
        }
        .cta-form input::placeholder {
            color: #b0b0b0;
        }
        .cta-form button {
            padding: 14px 28px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            border-radius: var(--btn-radius);
            white-space: nowrap;
            transition: background var(--transition-fast), transform var(--transition-fast);
        }
        .cta-form button:hover {
            background: var(--accent-dark);
            transform: scale(1.03);
        }
        .cta-hint {
            font-size: 12px;
            color: #bbb;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--footer-bg);
            color: #999;
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #ccc;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: #888;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--primary);
        }
        .footer-logo-text {
            font-size: 20px;
            font-weight: 700;
            color: #ddd;
            letter-spacing: -0.01em;
            margin-bottom: 8px;
        }
        .footer-tagline {
            font-size: 13px;
            color: #777;
            margin-bottom: 12px;
            line-height: 1.6;
        }
        .footer-bottom {
            max-width: 1280px;
            margin: 30px auto 0;
            padding: 20px 24px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            text-align: center;
            font-size: 13px;
            color: #666;
        }
        .footer-bottom a {
            color: #888;
        }
        .footer-bottom a:hover {
            color: var(--primary);
        }

        /* ========== 滚动动画 ========== */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .hero-section {
                flex-direction: column;
                min-height: auto;
            }
            .hero-left {
                flex: 1 1 auto;
                padding: 120px 32px 50px;
                order: 1;
            }
            .hero-right {
                flex: 1 1 auto;
                min-height: 420px;
                order: 2;
                padding: 40px 24px;
            }
            .hero-h1 {
                font-size: 40px;
            }
            .hero-subtitle {
                font-size: 16px;
            }
            .hero-left-inner {
                max-width: 100%;
            }
            .features-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .features-grid .feature-card:nth-child(1),
            .features-grid .feature-card:nth-child(5) {
                min-height: auto;
            }
            .features-grid .feature-card {
                min-height: auto !important;
            }
            .waterfall {
                column-count: 2;
                column-gap: 14px;
            }
            .waterfall-item {
                margin-bottom: 14px;
            }
            .compare-table-wrap {
                display: none;
            }
            .compare-accordion {
                display: block;
            }
            .compare-accordion .compare-acc-item {
                border: 1px solid #e8e8e8;
                border-radius: var(--sm-radius);
                margin-bottom: 12px;
                overflow: hidden;
                background: #fff;
            }
            .compare-acc-item summary {
                list-style: none;
                cursor: pointer;
                padding: 16px 20px;
                font-weight: 600;
                font-size: 16px;
                display: flex;
                align-items: center;
                justify-content: space-between;
                color: var(--text-dark);
            }
            .compare-acc-item summary::-webkit-details-marker {
                display: none;
            }
            .compare-acc-item .acc-arrow {
                transition: transform var(--transition-smooth);
                flex-shrink: 0;
            }
            .compare-acc-item[open] .acc-arrow {
                transform: rotate(180deg);
            }
            .compare-acc-content {
                padding: 0 20px 16px;
                font-size: 14px;
                color: var(--text-muted);
                line-height: 1.6;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 8px 16px;
            }
            .compare-acc-content .acc-label {
                font-weight: 600;
                color: var(--text-dark);
                font-size: 13px;
            }
            .compare-acc-content .acc-val-left {
                color: #999;
            }
            .compare-acc-content .acc-val-right {
                color: var(--primary-dark);
                font-weight: 500;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .section {
                padding: 80px 0;
            }
            .section-title {
                font-size: 32px;
            }
            .cta-form {
                flex-direction: column;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .hero-left {
                padding: 100px 20px 40px;
            }
            .hero-h1 {
                font-size: 32px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-right {
                min-height: 300px;
                padding: 24px 16px;
            }
            .hero-card-overlay {
                padding: 16px 18px;
                max-width: 100%;
            }
            .hero-card-overlay .match-countdown {
                font-size: 22px;
            }
            .hero-card-overlay .match-teams {
                font-size: 16px;
            }
            .hero-cta-group {
                flex-direction: column;
                gap: 10px;
            }
            .btn-primary,
            .btn-secondary {
                justify-content: center;
                width: 100%;
                text-align: center;
            }
            .waterfall {
                column-count: 1;
                column-gap: 0;
            }
            .waterfall-item {
                margin-bottom: 16px;
            }
            .section-title {
                font-size: 26px;
            }
            .section {
                padding: 60px 0;
            }
            .cta-card {
                padding: 32px 20px;
            }
            .cta-card h2 {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
                text-align: center;
            }
            .compare-acc-content {
                grid-template-columns: 1fr;
                gap: 4px;
            }
            .container {
                padding: 0 16px;
            }
            .nav-inner {
                padding: 0 16px;
            }
            .footer-grid {
                padding: 0 16px;
            }
            .footer-bottom {
                padding: 20px 16px 0;
            }
        }

        @media (max-width: 520px) {
            .hero-h1 {
                font-size: 28px;
            }
            .hero-right {
                min-height: 240px;
            }
            .hero-card-overlay {
                padding: 12px 14px;
            }
            .hero-card-overlay .match-countdown {
                font-size: 18px;
            }
            .section-title {
                font-size: 22px;
            }
            .cta-card h2 {
                font-size: 20px;
            }
            .feature-card {
                padding: 20px 16px;
            }
            .feature-card h3 {
                font-size: 17px;
            }
        }