/* roulang page: index */
:root {
            --primary-blue: #1e40af;
            --primary-gradient: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #06b6d4 100%);
            --hero-bg: #090d16;
            --bg-light: #f8fafc;
            --bg-card: #ffffff;
            --bg-muted: #f1f5f9;
            --text-title: #0f172a;
            --text-body: #334155;
            --text-light: #64748b;
            --accent-orange: #f97316;
            --accent-green: #10b981;
            --border-color: #e2e8f0;
            --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
            --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.12), 0 8px 10px -6px rgba(15, 23, 42, 0.08);
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-pill: 9999px;
            --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* Reset & Base */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--bg-light);
            color: var(--text-body);
            line-height: 1.65;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

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

        a:hover {
            color: #2563eb;
        }

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

        .container-custom {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: rgba(15, 23, 42, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 14px 0;
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.45rem;
            font-weight: 800;
            color: #ffffff;
            letter-spacing: -0.5px;
        }

        .brand-badge-icon {
            width: 38px;
            height: 38px;
            background: var(--primary-gradient);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #ffffff;
            font-size: 1.1rem;
            box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
        }

        .nav-links {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 28px;
            margin: 0;
        }

        .nav-item a {
            color: #cbd5e1;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 6px 0;
            position: relative;
        }

        .nav-item.active a,
        .nav-item a:hover {
            color: #ffffff;
        }

        .nav-item.active a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 2px;
            background: #38bdf8;
            border-radius: 2px;
        }

        .nav-action-btn {
            background: var(--primary-gradient);
            color: #ffffff !important;
            padding: 9px 22px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.9rem;
            box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
        }

        .nav-action-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(37, 99, 235, 0.5);
        }

        /* Section Global Typography & Structure */
        section {
            padding: 85px 0;
            position: relative;
        }

        .section-header {
            text-align: center;
            max-width: 820px;
            margin: 0 auto 52px auto;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            background: rgba(37, 99, 235, 0.1);
            color: #2563eb;
            font-size: 0.85rem;
            font-weight: 700;
            border-radius: var(--radius-pill);
            margin-bottom: 14px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .section-title {
            font-size: 2.15rem;
            font-weight: 800;
            color: var(--text-title);
            line-height: 1.35;
            margin-bottom: 18px;
            letter-spacing: -0.5px;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-light);
            line-height: 1.7;
        }

        /* 1. Hero Section (自测选型短问卷视觉) */
        .hero-section {
            background-color: var(--hero-bg);
            background-image: linear-gradient(180deg, rgba(9, 13, 22, 0.85) 0%, rgba(9, 13, 22, 0.98) 100%), url('/assets/images/9449a78462113e71.webp');
            background-size: cover;
            background-position: center;
            padding: 100px 0 110px 0;
            color: #ffffff;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 50px;
            align-items: center;
        }

        .hero-badge-live {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(37, 99, 235, 0.25);
            border: 1px solid rgba(56, 189, 248, 0.4);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            color: #38bdf8;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 22px;
        }

        .hero-badge-live .pulse-dot {
            width: 8px;
            height: 8px;
            background-color: #38bdf8;
            border-radius: 50%;
            box-shadow: 0 0 10px #38bdf8;
        }

        .hero-title {
            font-size: 2.75rem;
            font-weight: 900;
            line-height: 1.25;
            color: #ffffff;
            margin-bottom: 22px;
            letter-spacing: -1px;
        }

        .hero-subtitle-lead {
            font-size: 1.12rem;
            color: #94a3b8;
            line-height: 1.75;
            margin-bottom: 34px;
        }

        .hero-metrics-strip {
            display: flex;
            gap: 30px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
        }

        .hero-metric-item h4 {
            font-size: 1.65rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 2px;
            background: linear-gradient(180deg, #ffffff 0%, #38bdf8 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-metric-item p {
            font-size: 0.82rem;
            color: #64748b;
            margin: 0;
        }

        /* Hero Questionnaire Card */
        .quiz-panel-card {
            background: rgba(30, 41, 59, 0.7);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-lg);
            padding: 34px 30px;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
        }

        .quiz-card-head {
            margin-bottom: 24px;
        }

        .quiz-card-head h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .quiz-card-head span.badge-hint {
            font-size: 0.75rem;
            background: rgba(56, 189, 248, 0.15);
            color: #38bdf8;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            font-weight: 500;
        }

        .quiz-group {
            margin-bottom: 20px;
        }

        .quiz-group label {
            display: block;
            font-size: 0.88rem;
            color: #cbd5e1;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .quiz-pills {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 8px;
        }

        .quiz-pill-btn {
            background: rgba(15, 23, 42, 0.6);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: #94a3b8;
            padding: 9px 8px;
            font-size: 0.82rem;
            border-radius: 10px;
            cursor: pointer;
            text-align: center;
            transition: var(--transition-smooth);
            user-select: none;
        }

        .quiz-pill-btn.active,
        .quiz-pill-btn:hover {
            background: rgba(37, 99, 235, 0.35);
            border-color: #38bdf8;
            color: #ffffff;
            font-weight: 600;
        }

        .quiz-result-preview-box {
            background: rgba(15, 23, 42, 0.85);
            border: 1px dashed rgba(56, 189, 248, 0.4);
            border-radius: var(--radius-md);
            padding: 16px 18px;
            margin: 22px 0;
        }

        .preview-header-line {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: #38bdf8;
            margin-bottom: 6px;
            font-weight: 600;
        }

        .preview-content-text {
            font-size: 0.92rem;
            color: #f1f5f9;
            line-height: 1.5;
            font-weight: 500;
        }

        .quiz-cta-submit {
            width: 100%;
            background: var(--primary-gradient);
            color: #ffffff;
            border: none;
            padding: 14px;
            border-radius: var(--radius-pill);
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
            transition: var(--transition-smooth);
            text-align: center;
            display: block;
        }

        .quiz-cta-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(37, 99, 235, 0.55);
            color: #ffffff;
        }

        /* 2. 痛点清单 (Pain Points) */
        .pain-section {
            background: #ffffff;
        }

        .pain-cards-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .pain-card {
            background: var(--bg-muted);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 30px;
            transition: var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .pain-card:hover {
            border-color: #93c5fd;
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }

        .pain-card-badge {
            display: inline-block;
            background: #fee2e2;
            color: #ef4444;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
        }

        .pain-card-title {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-title);
            margin-bottom: 10px;
        }

        .pain-card-desc {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.65;
            margin-bottom: 16px;
        }

        .pain-solution-bar {
            background: #ffffff;
            border: 1px solid #e2e8f0;
            border-left: 4px solid #2563eb;
            border-radius: 8px;
            padding: 12px 14px;
            font-size: 0.9rem;
            color: #1e3a8a;
            font-weight: 600;
        }

        /* 3. 解决方案 (Solution Matrix) */
        .solution-section {
            background: #f8fafc;
        }

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

        .solution-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }

        .solution-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-xl);
            border-color: #bfdbfe;
        }

        .solution-thumb-wrap {
            height: 200px;
            overflow: hidden;
            position: relative;
        }

        .solution-thumb-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .solution-card:hover .solution-thumb-wrap img {
            transform: scale(1.05);
        }

        .solution-tag-float {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(15, 23, 42, 0.75);
            backdrop-filter: blur(8px);
            color: #ffffff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
        }

        .solution-body {
            padding: 26px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .solution-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-title);
            margin-bottom: 12px;
        }

        .solution-body p {
            font-size: 0.92rem;
            color: var(--text-light);
            line-height: 1.65;
            margin-bottom: 20px;
            flex: 1;
        }

        .solution-metrics {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid #f1f5f9;
            padding-top: 16px;
            font-size: 0.85rem;
            color: #2563eb;
            font-weight: 600;
        }

        /* 4. 场景演示 (Scene Showcase) */
        .scene-section {
            background: #ffffff;
        }

        .scene-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            margin-bottom: 60px;
        }

        .scene-row.reverse {
            grid-template-columns: 1fr 1fr;
            direction: rtl;
        }

        .scene-row.reverse .scene-content {
            direction: ltr;
        }

        .scene-row.reverse .scene-image-wrap {
            direction: ltr;
        }

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

        .scene-image-wrap img {
            width: 100%;
            height: 380px;
            object-fit: cover;
        }

        .scene-content h3 {
            font-size: 1.85rem;
            font-weight: 800;
            color: var(--text-title);
            margin-bottom: 16px;
            line-height: 1.35;
        }

        .scene-content p {
            font-size: 1rem;
            color: var(--text-body);
            line-height: 1.75;
            margin-bottom: 24px;
        }

        .scene-feature-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .scene-feature-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.95rem;
            color: #334155;
            font-weight: 500;
        }

        .scene-feature-list li::before {
            content: '✓';
            width: 22px;
            height: 22px;
            background: #e0f2fe;
            color: #0284c7;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        /* 5. 社会认同与达人评价墙 (Social Proof) */
        .reviews-section {
            background: #f8fafc;
        }

        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }

        .review-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .review-quote {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: 20px;
            font-style: normal;
        }

        .reviewer-info {
            display: flex;
            align-items: center;
            gap: 14px;
            border-top: 1px solid #f1f5f9;
            padding-top: 16px;
        }

        .reviewer-avatar {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: #e2e8f0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: #1e3a8a;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .reviewer-meta h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-title);
            margin: 0 0 2px 0;
        }

        .reviewer-meta span {
            font-size: 0.8rem;
            color: var(--text-light);
            display: block;
        }

        /* 6. 资讯证据 (Articles & Intelligence) */
        .news-section {
            background: #ffffff;
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }

        .news-item-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }

        .news-item-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: #93c5fd;
        }

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

        .news-cover-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .news-item-card:hover .news-cover-img img {
            transform: scale(1.05);
        }

        .news-detail-box {
            padding: 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-meta-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--text-light);
            margin-bottom: 10px;
        }

        .news-tag {
            color: #2563eb;
            background: #eff6ff;
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 600;
        }

        .news-title {
            font-size: 1.12rem;
            font-weight: 700;
            color: var(--text-title);
            line-height: 1.45;
            margin-bottom: 10px;
        }

        .news-excerpt {
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 16px;
            flex: 1;
        }

        /* 7. 套餐对比 (Tier Comparison) */
        .pricing-section {
            background: #0f172a;
            color: #ffffff;
        }

        .pricing-section .section-title {
            color: #ffffff;
        }

        .pricing-section .section-desc {
            color: #94a3b8;
        }

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

        .pricing-card {
            background: rgba(30, 41, 59, 0.7);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            display: flex;
            flex-direction: column;
            position: relative;
            transition: var(--transition-smooth);
        }

        .pricing-card.featured {
            background: linear-gradient(180deg, rgba(37, 99, 235, 0.25) 0%, rgba(15, 23, 42, 0.8) 100%);
            border: 2px solid #38bdf8;
            transform: scale(1.03);
            box-shadow: 0 20px 35px -5px rgba(37, 99, 235, 0.3);
        }

        .popular-badge {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--primary-gradient);
            color: #ffffff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.5px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
        }

        .pricing-tier-name {
            font-size: 1.35rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 8px;
        }

        .pricing-tier-desc {
            font-size: 0.86rem;
            color: #94a3b8;
            margin-bottom: 22px;
            min-height: 42px;
        }

        .pricing-value {
            font-size: 2.3rem;
            font-weight: 900;
            color: #ffffff;
            margin-bottom: 24px;
            display: flex;
            align-items: baseline;
            gap: 4px;
        }

        .pricing-value span.unit {
            font-size: 0.95rem;
            color: #94a3b8;
            font-weight: 500;
        }

        .pricing-perks {
            list-style: none;
            padding: 0;
            margin: 0 0 32px 0;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .pricing-perks li {
            font-size: 0.9rem;
            color: #cbd5e1;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .pricing-perks li::before {
            content: '✔';
            color: #38bdf8;
            font-weight: 800;
            font-size: 0.85rem;
        }

        .pricing-btn {
            display: block;
            text-align: center;
            padding: 12px;
            border-radius: var(--radius-pill);
            font-size: 0.95rem;
            font-weight: 700;
            transition: var(--transition-smooth);
        }

        .pricing-btn.btn-outline {
            background: transparent;
            color: #ffffff;
            border: 1px solid rgba(255, 255, 255, 0.3);
        }

        .pricing-btn.btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #ffffff;
        }

        .pricing-btn.btn-primary {
            background: var(--primary-gradient);
            color: #ffffff;
            border: none;
            box-shadow: 0 6px 18px rgba(37, 99, 235, 0.4);
        }

        .pricing-btn.btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(37, 99, 235, 0.6);
            color: #ffffff;
        }

        /* 8. 任务进度与激励体系 (Task Progress) */
        .progress-section {
            background: #ffffff;
        }

        .progress-tree-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .progress-step-card {
            background: var(--bg-muted);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            position: relative;
            transition: var(--transition-smooth);
        }

        .progress-step-card:hover {
            border-color: #60a5fa;
            transform: translateY(-3px);
            background: #ffffff;
            box-shadow: var(--shadow-md);
        }

        .step-indicator {
            width: 36px;
            height: 36px;
            background: #2563eb;
            color: #ffffff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 0.95rem;
            margin-bottom: 16px;
            box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
        }

        .step-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-title);
            margin-bottom: 8px;
        }

        .step-desc {
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 14px;
        }

        .step-reward-pill {
            display: inline-block;
            background: #fef3c7;
            color: #d97706;
            font-size: 0.78rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
        }

        /* 9. 内容日历与排期 (Content Calendar) */
        .calendar-section {
            background: #f8fafc;
        }

        .calendar-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .calendar-card {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px;
            display: flex;
            gap: 18px;
            transition: var(--transition-smooth);
        }

        .calendar-card:hover {
            box-shadow: var(--shadow-md);
            border-color: #93c5fd;
        }

        .cal-date-block {
            background: #eff6ff;
            color: #1e40af;
            border-radius: var(--radius-md);
            width: 60px;
            height: 64px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            border: 1px solid #dbeafe;
        }

        .cal-date-block .day {
            font-size: 1.35rem;
            font-weight: 900;
            line-height: 1;
        }

        .cal-date-block .month {
            font-size: 0.7rem;
            font-weight: 700;
            text-transform: uppercase;
            margin-top: 2px;
        }

        .cal-info h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-title);
            margin-bottom: 6px;
        }

        .cal-info p {
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.5;
            margin: 0;
        }

        /* 10. 优惠券墙 (Coupon Wall) */
        .coupon-section {
            background: #ffffff;
        }

        .coupon-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .coupon-ticket {
            background: linear-gradient(135deg, #eff6ff 0%, #ffffff 100%);
            border: 1px dashed #3b82f6;
            border-radius: var(--radius-lg);
            padding: 22px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: relative;
            box-shadow: var(--shadow-sm);
        }

        .coupon-left h3 {
            font-size: 1.7rem;
            font-weight: 900;
            color: #2563eb;
            margin: 0 0 4px 0;
        }

        .coupon-left p {
            font-size: 0.85rem;
            color: var(--text-body);
            margin: 0 0 4px 0;
            font-weight: 600;
        }

        .coupon-left span {
            font-size: 0.75rem;
            color: var(--text-light);
        }

        .coupon-btn-claim {
            background: #2563eb;
            color: #ffffff !important;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font-size: 0.85rem;
            font-weight: 700;
            cursor: pointer;
            border: none;
            transition: var(--transition-smooth);
        }

        .coupon-btn-claim:hover {
            background: #1d4ed8;
            transform: scale(1.05);
        }

        /* 11. 联盟推广 (Affiliate Program) */
        .affiliate-section {
            background: linear-gradient(180deg, #1e3a8a 0%, #0f172a 100%);
            color: #ffffff;
            border-radius: var(--radius-lg);
            margin: 30px 20px;
            padding: 70px 40px;
        }

        .affiliate-section .section-title {
            color: #ffffff;
        }

        .affiliate-section .section-desc {
            color: #cbd5e1;
        }

        .affiliate-feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
            margin-bottom: 40px;
        }

        .affiliate-card {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
        }

        .affiliate-card h4 {
            font-size: 1.6rem;
            font-weight: 800;
            color: #38bdf8;
            margin-bottom: 6px;
        }

        .affiliate-card p {
            font-size: 0.88rem;
            color: #cbd5e1;
            margin: 0;
        }

        .affiliate-action-center {
            text-align: center;
        }

        /* 12. 保障条 (Trust & Guarantee Bar) */
        .guarantee-section {
            background: #ffffff;
            padding: 55px 0;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

        .guarantee-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }

        .guarantee-item {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .guarantee-icon-box {
            width: 48px;
            height: 48px;
            background: #eff6ff;
            color: #2563eb;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .guarantee-text h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-title);
            margin: 0 0 3px 0;
        }

        .guarantee-text p {
            font-size: 0.82rem;
            color: var(--text-light);
            margin: 0;
        }

        /* 13. 转化表单 (Lead / Trial Form) */
        .conversion-form-section {
            background: #f8fafc;
        }

        .form-container-box {
            background: #ffffff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            max-width: 860px;
            margin: 0 auto;
            box-shadow: var(--shadow-xl);
        }

        .form-grid-inputs {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-bottom: 22px;
        }

        .form-input-group label {
            display: block;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-title);
            margin-bottom: 8px;
        }

        .form-input-group input,
        .form-input-group select {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid #cbd5e1;
            border-radius: 10px;
            font-size: 0.95rem;
            color: var(--text-body);
            background: #ffffff;
            transition: var(--transition-smooth);
        }

        .form-input-group input:focus,
        .form-input-group select:focus {
            outline: none;
            border-color: #2563eb;
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
        }

        .form-submit-full {
            width: 100%;
            background: var(--primary-gradient);
            color: #ffffff;
            border: none;
            padding: 16px;
            font-size: 1.05rem;
            font-weight: 700;
            border-radius: var(--radius-pill);
            cursor: pointer;
            box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
            transition: var(--transition-smooth);
        }

        .form-submit-full:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(37, 99, 235, 0.5);
        }

        .form-privacy-hint {
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-light);
            margin-top: 14px;
        }

        /* 底部固定转化条 (Sticky Bottom CTA Bar) */
        .fixed-bottom-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(15, 23, 42, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 14px 20px;
            z-index: 990;
            box-shadow: 0 -8px 25px rgba(0, 0, 0, 0.25);
        }

        .fixed-cta-content {
            max-width: 1240px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .fixed-cta-text h4 {
            color: #ffffff;
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 2px 0;
        }

        .fixed-cta-text p {
            color: #94a3b8;
            font-size: 0.82rem;
            margin: 0;
        }

        .fixed-cta-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        /* Footer */
        .site-footer {
            background: #090d16;
            color: #94a3b8;
            padding: 70px 0 110px 0; /* extra padding for sticky CTA */
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.88rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 50px;
        }

        .footer-brand h3 {
            font-size: 1.35rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 14px;
        }

        .footer-brand p {
            line-height: 1.7;
            font-size: 0.88rem;
            margin-bottom: 18px;
        }

        .footer-col h5 {
            font-size: 1rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 18px;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul li a {
            color: #94a3b8;
        }

        .footer-col ul li a:hover {
            color: #38bdf8;
        }

        .footer-bottom-bar {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 26px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.82rem;
        }

        /* Responsive Breakpoints */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .pricing-card.featured {
                transform: none;
            }
            .pricing-grid,
            .solution-grid,
            .review-grid,
            .news-grid,
            .calendar-grid,
            .coupon-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .progress-tree-grid,
            .affiliate-feature-grid,
            .guarantee-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 1.75rem;
            }
            .hero-title {
                font-size: 2.1rem;
            }
            .scene-row,
            .scene-row.reverse {
                grid-template-columns: 1fr;
                gap: 30px;
                direction: ltr !important;
            }
            .scene-image-wrap img {
                height: 240px;
            }
            .pain-cards-grid,
            .solution-grid,
            .pricing-grid,
            .review-grid,
            .news-grid,
            .calendar-grid,
            .coupon-grid,
            .progress-tree-grid,
            .affiliate-feature-grid,
            .guarantee-bar,
            .form-grid-inputs {
                grid-template-columns: 1fr;
            }
            .quiz-pills {
                grid-template-columns: 1fr;
            }
            .fixed-cta-content {
                flex-direction: column;
                gap: 10px;
                text-align: center;
            }
            .footer-bottom-bar {
                flex-direction: column;
                gap: 12px;
                text-align: center;
            }
            .affiliate-section {
                padding: 40px 20px;
                margin: 20px 10px;
            }
            .form-container-box {
                padding: 30px 20px;
            }
        }