/* roulang page: index */
:root {
            --primary: #2A6C9E;
            --primary-hover: #1e5580;
            --primary-light: #e8f2f8;
            --accent: #E67E22;
            --accent-hover: #c96b1a;
            --bg-light: #F0F4F8;
            --bg-white: #ffffff;
            --text-dark: #1a1a2e;
            --text-body: #374151;
            --text-muted: #6b7280;
            --text-light: #9ca3af;
            --border: #E5E7EB;
            --border-focus: #2A6C9E;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
            --shadow-card: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --radius-sm: 6px;
            --radius: 8px;
            --radius-card: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --transition: 0.2s ease;
            --transition-slow: 0.35s ease;
            --max-width: 1200px;
            --header-height: 56px;
            --tabs-height: 46px;
            --nav-total-height: 102px;
            --section-gap: 100px;
            --section-gap-mobile: 60px;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: calc(var(--nav-total-height) + 20px);
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-body);
            background: var(--bg-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-width: 320px;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            transition: all var(--transition);
        }
        input {
            font-family: inherit;
            outline: none;
            transition: all var(--transition);
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-dark);
            line-height: 1.3;
            font-weight: 700;
        }
        h1 {
            font-size: 32px;
        }
        h2 {
            font-size: 24px;
            font-weight: 600;
        }
        h3 {
            font-size: 18px;
            font-weight: 600;
        }
        p {
            margin-bottom: 1em;
        }
        p:last-child {
            margin-bottom: 0;
        }

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

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-white);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
            border-bottom: 1px solid var(--border);
        }
        .nav-row-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            padding: 0 24px;
            max-width: var(--max-width);
            margin: 0 auto;
            gap: 16px;
        }
        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-brand .brand-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .nav-brand .brand-text {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-dark);
            white-space: nowrap;
            letter-spacing: -0.3px;
        }
        .nav-brand .brand-text span {
            color: var(--primary);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-search-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            font-size: 16px;
            cursor: pointer;
            transition: all var(--transition);
            border: none;
        }
        .nav-search-icon:hover {
            background: #e2e8f0;
            color: var(--text-dark);
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            background: var(--accent);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
            border: none;
            transition: all var(--transition);
        }
        .btn-nav-cta:hover {
            background: var(--accent-hover);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(230, 126, 34, 0.3);
        }
        .nav-row-tabs {
            border-top: 1px solid var(--border);
            height: var(--tabs-height);
            display: flex;
            align-items: center;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            padding: 0 24px;
            max-width: var(--max-width);
            margin: 0 auto;
            gap: 8px;
        }
        .nav-row-tabs::-webkit-scrollbar {
            display: none;
        }
        .nav-tab {
            flex-shrink: 0;
            padding: 8px 16px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            transition: all var(--transition);
            white-space: nowrap;
            cursor: pointer;
            position: relative;
            border: 1px solid transparent;
            background: transparent;
        }
        .nav-tab:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-tab.active {
            color: var(--primary);
            font-weight: 600;
            background: var(--primary-light);
            border-color: rgba(42, 108, 158, 0.2);
        }
        .nav-tab.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.78) 0%, rgba(26, 26, 46, 0.65) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-color: #1a1a2e;
            padding: 60px 24px;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(42, 108, 158, 0.25) 0%, transparent 70%);
            pointer-events: none;
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            max-width: 680px;
            width: 100%;
        }
        .hero-avatar-ring {
            width: 88px;
            height: 88px;
            border-radius: 50%;
            margin: 0 auto 16px;
            background: linear-gradient(135deg, var(--primary) 0%, #1a4d6e 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 0 0 6px rgba(255, 255, 255, 0.15), 0 8px 32px rgba(0, 0, 0, 0.3);
            font-size: 36px;
            color: #fff;
            font-weight: 700;
        }
        .hero-badge-row {
            display: flex;
            gap: 28px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }
        .hero-badge-item {
            text-align: center;
            color: #fff;
        }
        .hero-badge-num {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            line-height: 1;
        }
        .hero-badge-label {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 4px;
            letter-spacing: 0.5px;
        }
        .hero-title {
            font-size: 34px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
            line-height: 1.35;
        }
        .hero-subtitle {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.82);
            margin-bottom: 24px;
            line-height: 1.6;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero-search-wrap {
            display: flex;
            max-width: 460px;
            margin: 0 auto 16px;
            background: #fff;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .hero-search-wrap input {
            flex: 1;
            border: none;
            padding: 14px 20px;
            font-size: 15px;
            color: var(--text-dark);
            background: transparent;
            min-width: 0;
        }
        .hero-search-wrap input::placeholder {
            color: var(--text-light);
        }
        .hero-search-wrap button {
            flex-shrink: 0;
            padding: 14px 22px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            border-radius: 0 50px 50px 0;
            border: none;
            transition: all var(--transition);
        }
        .hero-search-wrap button:hover {
            background: var(--primary-hover);
        }
        .hero-cta-row {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 12px 26px;
            background: var(--accent);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            border: none;
            transition: all var(--transition);
            box-shadow: 0 4px 16px rgba(230, 126, 34, 0.35);
        }
        .btn-hero-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(230, 126, 34, 0.45);
        }
        .btn-hero-outline {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 12px 26px;
            background: transparent;
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            border: 2px solid rgba(255, 255, 255, 0.55);
            transition: all var(--transition);
        }
        .btn-hero-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
        }

        /* ========== SECTIONS ========== */
        section {
            padding: var(--section-gap) 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
            letter-spacing: -0.3px;
        }
        .section-header .section-desc {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.6;
        }
        .section-tag {
            display: inline-block;
            padding: 5px 14px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 10px;
            letter-spacing: 0.4px;
        }

        /* ========== PAIN POINTS ========== */
        .pain-section {
            background: var(--bg-white);
        }
        .pain-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .pain-card {
            background: #f8fafb;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px 22px;
            text-align: center;
            transition: all var(--transition-slow);
            box-shadow: var(--shadow-sm);
        }
        .pain-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: #c8d6e0;
            transform: translateY(-3px);
        }
        .pain-card .pain-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: #fef3e8;
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 22px;
        }
        .pain-card h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
        }
        .pain-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* ========== COUPON GRID / SOLUTION ========== */
        .coupon-section {
            background: var(--bg-light);
        }
        .coupon-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .coupon-card {
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-slow);
            border: 1px solid var(--border);
            display: flex;
            flex-direction: column;
        }
        .coupon-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
            transform: translateY(-4px);
        }
        .coupon-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }
        .coupon-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .coupon-card-tag {
            display: inline-block;
            padding: 4px 10px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
            margin-bottom: 8px;
            align-self: flex-start;
        }
        .coupon-card h3 {
            font-size: 17px;
            margin-bottom: 6px;
            color: var(--text-dark);
        }
        .coupon-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.5;
            flex: 1;
            margin-bottom: 12px;
        }
        .coupon-card .btn-sm {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 9px 16px;
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 13px;
            align-self: flex-start;
            transition: all var(--transition);
        }
        .coupon-card .btn-sm:hover {
            background: var(--primary-hover);
            transform: translateY(-1px);
        }

        /* ========== RULES / STEPS ========== */
        .rules-section {
            background: var(--bg-white);
        }
        .steps-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }
        .step-item {
            position: relative;
            text-align: center;
            padding: 32px 20px 24px;
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-slow);
            counter-increment: step;
        }
        .step-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: #c8d6e0;
        }
        .step-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
        }
        .step-item h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
        }
        .step-item p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* ========== RESULTS ========== */
        .results-section {
            background: linear-gradient(135deg, #eef4f9 0%, #f0f6fb 50%, #e8f0f6 100%);
        }
        .results-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            text-align: center;
        }
        .result-item {
            padding: 20px;
        }
        .result-num {
            font-size: 48px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
            letter-spacing: -1px;
        }
        .result-label {
            font-size: 15px;
            color: var(--text-muted);
            margin-top: 8px;
            font-weight: 500;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials-section {
            background: var(--bg-white);
        }
        .testi-scroll {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #d1d5db transparent;
            padding-bottom: 8px;
            scroll-snap-type: x mandatory;
        }
        .testi-scroll::-webkit-scrollbar {
            height: 6px;
        }
        .testi-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .testi-scroll::-webkit-scrollbar-thumb {
            background: #d1d5db;
            border-radius: 3px;
        }
        .testi-card {
            flex: 0 0 380px;
            scroll-snap-align: start;
            background: #fff;
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border);
            border-left: 4px solid var(--primary);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-slow);
            min-width: 300px;
        }
        .testi-card:hover {
            box-shadow: var(--shadow-hover);
        }
        .testi-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
        }
        .testi-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: #e8f0f6;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
        }
        .testi-name {
            font-weight: 600;
            font-size: 15px;
            color: var(--text-dark);
        }
        .testi-stars {
            color: #f59e0b;
            font-size: 13px;
            letter-spacing: 1px;
        }
        .testi-body {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.6;
            font-style: italic;
        }

        /* ========== INFO / NEWS ========== */
        .info-section {
            background: var(--bg-light);
        }
        .info-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 32px;
            align-items: start;
        }
        .info-list-col h3 {
            font-size: 18px;
            margin-bottom: 16px;
            color: var(--text-dark);
            padding-bottom: 10px;
            border-bottom: 2px solid var(--primary);
            display: inline-block;
        }
        .info-link-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .info-link-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 0;
            border-bottom: 1px solid #e9ecef;
            transition: all var(--transition);
            cursor: pointer;
            color: var(--text-body);
            font-size: 14px;
        }
        .info-link-item:hover {
            color: var(--primary);
            padding-left: 6px;
        }
        .info-link-item .info-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--primary);
            flex-shrink: 0;
        }
        .info-link-item .info-date {
            font-size: 12px;
            color: var(--text-light);
            flex-shrink: 0;
            margin-left: auto;
        }
        .info-side-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 22px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
        }
        .info-side-card h4 {
            font-size: 16px;
            margin-bottom: 12px;
            color: var(--text-dark);
        }
        .info-side-item {
            display: flex;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid #f3f4f6;
            align-items: center;
            cursor: pointer;
            transition: all var(--transition);
        }
        .info-side-item:hover {
            color: var(--primary);
        }
        .info-side-item:last-child {
            border-bottom: none;
        }
        .info-side-thumb {
            width: 56px;
            height: 56px;
            border-radius: var(--radius);
            object-fit: cover;
            flex-shrink: 0;
        }
        .info-side-text {
            font-size: 13px;
            font-weight: 500;
            line-height: 1.4;
            color: var(--text-dark);
        }
        .info-side-meta {
            font-size: 11px;
            color: var(--text-light);
            margin-top: 3px;
        }

        /* ========== RELATED ========== */
        .related-section {
            background: var(--bg-white);
        }
        .related-scroll {
            display: flex;
            gap: 18px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            padding-bottom: 4px;
            scroll-snap-type: x mandatory;
        }
        .related-scroll::-webkit-scrollbar {
            display: none;
        }
        .related-card {
            flex: 0 0 260px;
            scroll-snap-align: start;
            border-radius: var(--radius-card);
            overflow: hidden;
            background: #fff;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-slow);
            cursor: pointer;
            min-width: 220px;
        }
        .related-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .related-card img {
            width: 100%;
            height: 150px;
            object-fit: cover;
        }
        .related-card-body {
            padding: 14px;
        }
        .related-card-body h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .related-card-body p {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.4;
        }

        /* ========== COMPARISON ========== */
        .compare-section {
            background: var(--bg-light);
        }
        .compare-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .compare-table th,
        .compare-table td {
            padding: 16px 20px;
            text-align: center;
            border-bottom: 1px solid var(--border);
            font-size: 14px;
        }
        .compare-table th {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
        }
        .compare-table th:first-child {
            background: #1f4d6e;
            border-radius: 0;
        }
        .compare-table tr:last-child td {
            border-bottom: none;
        }
        .compare-table .col-label {
            text-align: left;
            font-weight: 600;
            color: var(--text-dark);
            background: #fafbfc;
        }
        .compare-table .highlight-cell {
            color: var(--primary);
            font-weight: 700;
        }
        .compare-table .check-icon {
            color: #10b981;
            font-weight: 700;
        }
        .compare-table .cross-icon {
            color: #ef4444;
        }

        /* ========== LIVE PREVIEW ========== */
        .live-section {
            background: var(--bg-white);
        }
        .live-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            align-items: stretch;
        }
        .live-card-img {
            width: 100%;
            height: 100%;
            min-height: 280px;
            object-fit: cover;
            display: block;
        }
        .live-card-content {
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .live-badge {
            display: inline-block;
            padding: 5px 12px;
            background: #fef3e8;
            color: var(--accent);
            border-radius: 50px;
            font-weight: 700;
            font-size: 13px;
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .live-card-content h3 {
            font-size: 20px;
            margin-bottom: 8px;
        }
        .live-card-content p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 10px;
        }
        .live-highlights {
            list-style: none;
            margin-bottom: 16px;
        }
        .live-highlights li {
            padding: 6px 0;
            font-size: 14px;
            color: var(--text-body);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .live-highlights li i {
            color: var(--primary);
            font-size: 12px;
        }
        .btn-remind {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 11px 22px;
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 14px;
            align-self: flex-start;
            transition: all var(--transition);
        }
        .btn-remind:hover {
            background: var(--primary-hover);
            transform: translateY(-1px);
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, #e8f2f8 0%, #dceaf3 40%, #e0ecf5 100%);
            text-align: center;
            padding: 70px 24px;
        }
        .cta-section h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
        }
        .cta-section .cta-desc {
            font-size: 15px;
            color: var(--text-muted);
            margin-bottom: 24px;
            max-width: 480px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta-large {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            background: var(--accent);
            color: #fff;
            border-radius: 50px;
            font-weight: 700;
            font-size: 16px;
            border: none;
            transition: all var(--transition);
            box-shadow: 0 6px 20px rgba(230, 126, 34, 0.35);
        }
        .btn-cta-large:hover {
            background: var(--accent-hover);
            transform: translateY(-3px);
            box-shadow: 0 12px 28px rgba(230, 126, 34, 0.45);
        }
        .btn-cta-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            background: #fff;
            color: var(--primary);
            border-radius: 50px;
            font-weight: 700;
            font-size: 16px;
            border: 2px solid var(--primary);
            transition: all var(--transition);
            margin-left: 12px;
        }
        .btn-cta-secondary:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--bg-white);
        }
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 10px;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: #c8d6e0;
        }
        .faq-item summary {
            padding: 18px 22px;
            font-weight: 600;
            font-size: 16px;
            color: var(--text-dark);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '+';
            font-size: 22px;
            font-weight: 400;
            color: var(--primary);
            flex-shrink: 0;
            transition: transform var(--transition-slow);
        }
        .faq-item[open] summary::after {
            content: '−';
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 0 22px 18px;
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1F2937;
            color: #c9cdd4;
            padding: 50px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 36px;
        }
        .footer-brand-desc {
            font-size: 13px;
            line-height: 1.7;
            margin-top: 10px;
            color: #9ca3af;
        }
        .footer-brand-name {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.3px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #e5e7eb;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: #9ca3af;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            margin-top: 36px;
            padding-top: 20px;
            border-top: 1px solid #374151;
            text-align: center;
            font-size: 12px;
            color: #6b7280;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .pain-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .coupon-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .info-layout {
                grid-template-columns: 1fr;
            }
            .live-card {
                grid-template-columns: 1fr;
            }
            .live-card-img {
                min-height: 200px;
                max-height: 260px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-title {
                font-size: 28px;
            }
            h1 {
                font-size: 26px;
            }
            h2 {
                font-size: 22px;
            }
            section {
                padding: var(--section-gap-mobile) 0;
            }
        }
        @media (max-width: 768px) {
            .nav-brand .brand-text {
                font-size: 14px;
            }
            .nav-tab {
                font-size: 12px;
                padding: 6px 11px;
            }
            .nav-row-top {
                padding: 0 14px;
            }
            .nav-row-tabs {
                padding: 0 14px;
                gap: 5px;
            }
            .hero-section {
                min-height: 420px;
                padding: 40px 16px;
            }
            .hero-title {
                font-size: 24px;
            }
            .hero-subtitle {
                font-size: 14px;
            }
            .hero-badge-num {
                font-size: 22px;
            }
            .hero-avatar-ring {
                width: 66px;
                height: 66px;
                font-size: 26px;
            }
            .hero-search-wrap input {
                padding: 12px 14px;
                font-size: 14px;
            }
            .hero-search-wrap button {
                padding: 12px 16px;
                font-size: 13px;
            }
            .pain-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .coupon-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .steps-list {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .results-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
            }
            .result-num {
                font-size: 32px;
            }
            .testi-card {
                flex: 0 0 280px;
                min-width: 260px;
            }
            .info-layout {
                grid-template-columns: 1fr;
            }
            .compare-table th,
            .compare-table td {
                padding: 10px 12px;
                font-size: 12px;
            }
            .live-card {
                grid-template-columns: 1fr;
            }
            .cta-section h2 {
                font-size: 22px;
            }
            .btn-cta-large,
            .btn-cta-secondary {
                display: block;
                width: 100%;
                margin: 8px 0;
                text-align: center;
                justify-content: center;
            }
            .btn-cta-secondary {
                margin-left: 0;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            h1 {
                font-size: 24px;
            }
            h2 {
                font-size: 20px;
            }
            section {
                padding: var(--section-gap-mobile) 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .section-header h2 {
                font-size: 20px;
            }
            .related-card {
                flex: 0 0 200px;
                min-width: 180px;
            }
        }
        @media (max-width: 520px) {
            .hero-badge-row {
                gap: 14px;
            }
            .hero-badge-num {
                font-size: 18px;
            }
            .hero-badge-label {
                font-size: 10px;
            }
            .hero-title {
                font-size: 21px;
            }
            .pain-grid {
                grid-template-columns: 1fr;
            }
            .results-grid {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 10px;
            }
            .result-num {
                font-size: 26px;
            }
            .result-label {
                font-size: 12px;
            }
            .nav-brand .brand-text {
                font-size: 13px;
            }
            .btn-nav-cta {
                padding: 7px 13px;
                font-size: 12px;
            }
        }