/* roulang page: index */
:root {
      --primary: #f59e0b;
      --primary-hover: #d97706;
      --primary-glow: rgba(245, 158, 11, 0.25);
      --bg-dark: #090d16;
      --bg-panel: #111827;
      --bg-card: #1f293d;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-light: #cbd5e1;
      --border-line: rgba(255, 255, 255, 0.08);
      --border-accent: rgba(245, 158, 11, 0.35);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    }

    * { box-sizing: border-box; }
    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      margin: 0;
      padding: 0;
      line-height: 1.6;
      overflow-x: hidden;
    }

    a {
      color: var(--text-light);
      text-decoration: none;
      transition: all 0.25s ease;
    }
    a:hover {
      color: var(--primary);
    }

    /* Top Location & Node Bar (地图/定位导航样式) */
    .top-location-bar {
      background-color: #05080e;
      border-bottom: 1px solid var(--border-line);
      font-size: 0.85rem;
      padding: 6px 0;
      color: var(--text-muted);
    }
    .top-location-bar .node-badge {
      display: inline-flex;
      align-items: center;
      background: rgba(16, 185, 129, 0.15);
      color: #10b981;
      padding: 2px 8px;
      border-radius: 20px;
      font-weight: 500;
      margin-right: 12px;
    }
    .top-location-bar .node-badge i {
      font-size: 0.65rem;
      margin-right: 5px;
    }
    .city-switch-trigger {
      color: var(--primary);
      cursor: pointer;
      margin-left: 6px;
    }

    /* Header & Navigation */
    .site-header {
      background: rgba(17, 24, 39, 0.95);
      backdrop-filter: blur(10px);
      position: sticky;
      top: 0;
      z-index: 999;
      border-bottom: 1px solid var(--border-line);
    }
    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .site-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.25rem;
      font-weight: 800;
      color: #fff;
      letter-spacing: -0.5px;
    }
    .site-logo i {
      color: var(--primary);
      font-size: 1.75rem;
    }
    .main-nav-links {
      display: flex;
      gap: 24px;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .main-nav-links a {
      font-weight: 600;
      font-size: 0.98rem;
      padding: 6px 12px;
      border-radius: var(--radius-sm);
    }
    .main-nav-links a.active,
    .main-nav-links a:hover {
      color: #fff;
      background: rgba(245, 158, 11, 0.15);
      border-bottom: 2px solid var(--primary);
    }
    .nav-actions .btn-play-quick {
      background: linear-gradient(135deg, var(--primary), var(--primary-hover));
      color: #111;
      font-weight: 700;
      padding: 10px 22px;
      border-radius: 30px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 4px 15px var(--primary-glow);
    }
    .nav-actions .btn-play-quick:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
      color: #000;
    }

    /* Common Section Styles */
    section {
      padding: 70px 0;
      position: relative;
    }
    .section-title-wrap {
      text-align: center;
      max-width: 820px;
      margin: 0 auto 48px auto;
    }
    .section-tag {
      display: inline-block;
      text-transform: uppercase;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 1.5px;
      color: var(--primary);
      background: rgba(245, 158, 11, 0.1);
      border: 1px solid var(--border-accent);
      padding: 4px 14px;
      border-radius: 20px;
      margin-bottom: 12px;
    }
    .section-title {
      font-size: 2.2rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 16px;
      line-height: 1.3;
    }
    .section-subtitle {
      color: var(--text-muted);
      font-size: 1.05rem;
      line-height: 1.8;
      margin: 0;
    }

    /* Hero Section - Card Stack Variation */
    .hero-stack-section {
      padding: 60px 0 90px;
      background: radial-gradient(circle at 50% 20%, rgba(245, 158, 11, 0.08) 0%, transparent 60%),
                  linear-gradient(180deg, var(--bg-dark) 0%, #101626 100%);
      overflow: hidden;
    }
    .hero-content-col {
      padding-top: 20px;
    }
    .hero-badge-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-line);
      padding: 6px 14px;
      border-radius: 30px;
      color: #fbbf24;
      font-size: 0.9rem;
      font-weight: 600;
      margin-bottom: 20px;
    }
    .hero-h1 {
      font-size: 2.75rem;
      font-weight: 900;
      line-height: 1.25;
      color: #fff;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }
    .hero-lead-text {
      font-size: 1.15rem;
      color: var(--text-light);
      line-height: 1.85;
      margin-bottom: 32px;
    }
    .hero-cta-group {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      align-items: center;
      margin-bottom: 36px;
    }
    .btn-hero-primary {
      background: linear-gradient(135deg, #f59e0b, #d97706);
      color: #0f172a;
      font-weight: 800;
      padding: 14px 34px;
      border-radius: 35px;
      font-size: 1.05rem;
      box-shadow: 0 10px 25px var(--primary-glow);
    }
    .btn-hero-primary:hover {
      color: #000;
      transform: translateY(-2px);
    }
    .btn-hero-outline {
      border: 1px solid rgba(255, 255, 255, 0.25);
      color: #fff;
      font-weight: 600;
      padding: 14px 28px;
      border-radius: 35px;
    }
    .btn-hero-outline:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: #fff;
    }
    .hero-stats-row {
      display: flex;
      gap: 30px;
      border-top: 1px solid var(--border-line);
      padding-top: 24px;
    }
    .hero-stat-item h4 {
      font-size: 1.8rem;
      font-weight: 800;
      color: #fff;
      margin: 0;
    }
    .hero-stat-item p {
      font-size: 0.85rem;
      color: var(--text-muted);
      margin: 0;
    }

    /* Stacked Cards Layout in Hero */
    .stack-cards-container {
      position: relative;
      min-height: 480px;
      display: flex;
      justify-content: center;
      align-items: center;
    }
    .stack-card {
      position: absolute;
      width: 320px;
      border-radius: var(--radius-lg);
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      box-shadow: var(--shadow-card);
      overflow: hidden;
      transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    }
    .stack-card img {
      width: 100%;
      height: 190px;
      object-fit: cover;
      display: block;
    }
    .stack-card-body {
      padding: 18px;
    }
    .stack-card-tag {
      font-size: 0.75rem;
      background: var(--primary);
      color: #000;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 8px;
    }
    .stack-card-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: #fff;
      margin: 0 0 6px;
    }
    .stack-card-desc {
      font-size: 0.82rem;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 12px;
    }
    .stack-meta {
      display: flex;
      justify-content: space-between;
      font-size: 0.78rem;
      color: var(--primary);
      font-weight: 600;
    }

    /* Stacking positions */
    .stack-card.card-side-left {
      left: 10px;
      top: 30px;
      transform: rotate(-7deg) scale(0.92);
      z-index: 1;
      opacity: 0.85;
    }
    .stack-card.card-main {
      z-index: 3;
      transform: scale(1.04);
      border-color: var(--border-accent);
      box-shadow: 0 20px 40px rgba(0,0,0,0.7), 0 0 25px var(--primary-glow);
    }
    .stack-card.card-side-right {
      right: 10px;
      top: 50px;
      transform: rotate(8deg) scale(0.92);
      z-index: 2;
      opacity: 0.85;
    }
    .stack-cards-container:hover .stack-card.card-side-left {
      transform: translate(-25px, -10px) rotate(-10deg) scale(0.95);
      opacity: 1;
    }
    .stack-cards-container:hover .stack-card.card-side-right {
      transform: translate(25px, -10px) rotate(11deg) scale(0.95);
      opacity: 1;
    }

    /* Section 2: Capability Overview (卖点三连) */
    .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }
    .feature-card {
      background: var(--bg-panel);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 36px 26px;
      transition: all 0.3s ease;
      position: relative;
    }
    .feature-card:hover {
      border-color: var(--primary);
      transform: translateY(-6px);
      box-shadow: 0 15px 30px rgba(0,0,0,0.4);
    }
    .feature-icon-box {
      width: 62px;
      height: 62px;
      border-radius: 14px;
      background: rgba(245, 158, 11, 0.12);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.7rem;
      color: var(--primary);
      margin-bottom: 22px;
    }
    .feature-title {
      font-size: 1.3rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }
    .feature-desc {
      font-size: 0.94rem;
      color: var(--text-muted);
      line-height: 1.75;
      margin: 0;
    }

    /* Section 3: Scenes Matrix (行业剧场场景) */
    .scene-section {
      background: #0d1322;
    }
    .scene-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .scene-card {
      background: var(--bg-card);
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-line);
      transition: all 0.3s;
    }
    .scene-card:hover {
      transform: translateY(-4px);
      border-color: var(--primary);
    }
    .scene-img-holder {
      height: 180px;
      overflow: hidden;
      position: relative;
    }
    .scene-img-holder img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s;
    }
    .scene-card:hover .scene-img-holder img {
      transform: scale(1.08);
    }
    .scene-content {
      padding: 20px;
    }
    .scene-category {
      font-size: 0.75rem;
      color: var(--primary);
      font-weight: 700;
      letter-spacing: 0.5px;
      margin-bottom: 6px;
    }
    .scene-name {
      font-size: 1.15rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
    }
    .scene-desc {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 14px;
    }
    .scene-link {
      font-size: 0.88rem;
      font-weight: 600;
      color: #fff;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .scene-link:hover {
      color: var(--primary);
    }

    /* Section 4: Comparison Matrix (方案对比差异) */
    .compare-table-box {
      background: var(--bg-panel);
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-line);
      overflow: hidden;
      box-shadow: var(--shadow-card);
    }
    .compare-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr;
    }
    .compare-row {
      display: contents;
    }
    .compare-cell {
      padding: 18px 24px;
      border-bottom: 1px solid var(--border-line);
      display: flex;
      align-items: center;
    }
    .compare-header {
      background: #162035;
      font-weight: 700;
      color: #fff;
      font-size: 1.05rem;
    }
    .compare-header.highlight {
      background: rgba(245, 158, 11, 0.18);
      color: var(--primary);
    }
    .compare-cell.col-feature {
      font-weight: 600;
      color: var(--text-light);
    }
    .compare-cell.col-our {
      background: rgba(245, 158, 11, 0.05);
      color: #34d399;
      font-weight: 700;
    }
    .compare-cell.col-other {
      color: #94a3b8;
    }

    /* Section 5: Trust & Quality Badges (资质与保障墙) */
    .badge-wall-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .trust-card {
      background: var(--bg-panel);
      border: 1px dashed var(--border-line);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
      transition: all 0.3s ease;
    }
    .trust-card:hover {
      border-color: var(--primary);
      border-style: solid;
      background: #141c2e;
    }
    .trust-card i {
      font-size: 2.2rem;
      color: var(--primary);
      margin-bottom: 14px;
    }
    .trust-card h4 {
      font-size: 1.1rem;
      color: #fff;
      margin-bottom: 8px;
      font-weight: 700;
    }
    .trust-card p {
      font-size: 0.85rem;
      color: var(--text-muted);
      margin: 0;
      line-height: 1.5;
    }

    /* Section 6: Delivery Workflow (交付流程) */
    .process-steps-wrap {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }
    .step-item {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 30px 22px;
      position: relative;
    }
    .step-number {
      font-size: 2.8rem;
      font-weight: 900;
      color: rgba(245, 158, 11, 0.2);
      line-height: 1;
      position: absolute;
      top: 18px;
      right: 20px;
    }
    .step-item h4 {
      font-size: 1.18rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }
    .step-item p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin: 0;
    }

    /* Section 7: Hot Drama Showcase (热播试看推荐) */
    .drama-rec-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .drama-rec-card {
      background: var(--bg-panel);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: all 0.3s;
    }
    .drama-rec-card:hover {
      border-color: var(--primary);
      transform: translateY(-5px);
    }
    .drama-thumb {
      height: 200px;
      position: relative;
      overflow: hidden;
    }
    .drama-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .drama-duration-tag {
      position: absolute;
      bottom: 12px;
      right: 12px;
      background: rgba(0, 0, 0, 0.85);
      color: var(--primary);
      font-size: 0.75rem;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 4px;
      border: 1px solid var(--border-accent);
    }
    .drama-body {
      padding: 22px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .drama-title {
      font-size: 1.18rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
    }
    .drama-synopsis {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 18px;
      flex-grow: 1;
    }
    .btn-play-action {
      background: rgba(245, 158, 11, 0.15);
      color: var(--primary);
      border: 1px solid var(--border-accent);
      padding: 10px 16px;
      text-align: center;
      border-radius: 8px;
      font-weight: 700;
      font-size: 0.9rem;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
    }
    .btn-play-action:hover {
      background: var(--primary);
      color: #000;
    }

    /* Section 8: Social Proof / Audience Praise (社会认同) */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .review-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 26px;
    }
    .review-header {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-bottom: 14px;
    }
    .review-avatar {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: #2b3952;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-weight: 700;
    }
    .review-meta h5 {
      font-size: 1rem;
      font-weight: 700;
      color: #fff;
      margin: 0;
    }
    .review-meta span {
      font-size: 0.78rem;
      color: var(--text-muted);
    }
    .stars-bar {
      color: #f59e0b;
      font-size: 0.85rem;
      margin-bottom: 10px;
    }
    .review-card p {
      font-size: 0.9rem;
      color: var(--text-light);
      line-height: 1.65;
      margin: 0;
    }

    /* Section 9: Data Milestone Counter (成功数据条) */
    .data-milestone-section {
      background: linear-gradient(90deg, #131d33 0%, #1c2742 100%);
      border-top: 1px solid var(--border-line);
      border-bottom: 1px solid var(--border-line);
      padding: 50px 0;
    }
    .data-counter-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      text-align: center;
    }
    .counter-item h3 {
      font-size: 2.5rem;
      font-weight: 900;
      color: var(--primary);
      margin-bottom: 6px;
    }
    .counter-item p {
      font-size: 0.95rem;
      color: var(--text-muted);
      margin: 0;
    }

    /* Section 10: Industry Scenario Matrix (适用场景矩阵) */
    .scenario-usage-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 26px;
    }
    .usage-item {
      display: flex;
      gap: 20px;
      background: var(--bg-panel);
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-line);
    }
    .usage-item-icon {
      font-size: 2.2rem;
      color: var(--primary);
      flex-shrink: 0;
      line-height: 1;
      padding-top: 4px;
    }
    .usage-item-info h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
    }
    .usage-item-info p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin: 0;
    }

    /* Section 11: News & Guides (资讯与测评证据) */
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .article-card {
      background: var(--bg-card);
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-line);
      display: flex;
      flex-direction: column;
    }
    .article-thumb {
      height: 170px;
      overflow: hidden;
    }
    .article-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s;
    }
    .article-card:hover .article-thumb img {
      transform: scale(1.05);
    }
    .article-body {
      padding: 20px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }
    .article-date {
      font-size: 0.78rem;
      color: var(--primary);
      margin-bottom: 6px;
    }
    .article-title {
      font-size: 1.08rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .article-excerpt {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 14px;
      flex-grow: 1;
    }
    .article-more {
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--primary);
    }

    /* Section 12: Inquiry / Custom Demand Form (选剧线索表单) */
    .lead-form-box {
      background: linear-gradient(135deg, #131b2c 0%, #1a243a 100%);
      border: 1px solid var(--border-accent);
      border-radius: var(--radius-lg);
      padding: 46px;
      box-shadow: 0 15px 40px rgba(0,0,0,0.5);
    }
    .lead-form-header {
      text-align: center;
      margin-bottom: 30px;
    }
    .lead-form-header h3 {
      font-size: 1.8rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 10px;
    }
    .lead-form-header p {
      color: var(--text-muted);
      font-size: 0.95rem;
      margin: 0;
    }
    .custom-form-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
    }
    .form-group-full {
      grid-column: span 2;
    }
    .form-control-input {
      width: 100%;
      background: #0b111e !important;
      border: 1px solid var(--border-line) !important;
      color: #fff !important;
      border-radius: var(--radius-sm) !important;
      padding: 14px 16px !important;
      font-size: 0.95rem !important;
      height: auto !important;
      margin-bottom: 0 !important;
    }
    .form-control-input:focus {
      border-color: var(--primary) !important;
      box-shadow: 0 0 10px var(--primary-glow) !important;
    }
    .btn-submit-demand {
      width: 100%;
      background: linear-gradient(135deg, #f59e0b, #d97706);
      color: #111;
      font-weight: 800;
      padding: 15px;
      border-radius: var(--radius-sm);
      font-size: 1.05rem;
      border: none;
      cursor: pointer;
      box-shadow: 0 8px 20px var(--primary-glow);
      transition: all 0.3s;
    }
    .btn-submit-demand:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 25px rgba(245, 158, 11, 0.4);
    }
    .form-privacy-note {
      font-size: 0.8rem;
      color: #64748b;
      text-align: center;
      margin-top: 14px;
    }

    /* Fixed Bottom Conversion Bar (落地页转化流底部固定转化条) */
    .bottom-floating-bar {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      background: rgba(15, 23, 42, 0.97);
      backdrop-filter: blur(12px);
      border-top: 1px solid var(--border-accent);
      padding: 12px 0;
      z-index: 998;
      box-shadow: 0 -8px 25px rgba(0, 0, 0, 0.6);
    }
    .bottom-bar-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .bottom-bar-text {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .bottom-bar-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: #fff;
    }
    .bottom-bar-desc {
      font-size: 0.85rem;
      color: var(--text-muted);
    }
    .bottom-bar-btn {
      background: linear-gradient(135deg, #f59e0b, #d97706);
      color: #111;
      font-weight: 700;
      padding: 10px 24px;
      border-radius: 30px;
      font-size: 0.95rem;
      box-shadow: 0 4px 15px var(--primary-glow);
    }
    .bottom-bar-btn:hover {
      color: #000;
      transform: scale(1.03);
    }

    /* Footer */
    .site-footer {
      background: #060911;
      border-top: 1px solid var(--border-line);
      padding: 60px 0 100px;
      color: var(--text-muted);
      font-size: 0.9rem;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-brand h4 {
      color: #fff;
      font-size: 1.3rem;
      font-weight: 800;
      margin-bottom: 16px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .footer-brand h4 i {
      color: var(--primary);
    }
    .footer-brand p {
      font-size: 0.88rem;
      line-height: 1.7;
      color: var(--text-muted);
      max-width: 380px;
    }
    .footer-col h5 {
      color: #fff;
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 18px;
    }
    .footer-col ul {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-col li {
      margin-bottom: 10px;
    }
    .footer-col a {
      color: var(--text-muted);
      font-size: 0.88rem;
    }
    .footer-col a:hover {
      color: var(--primary);
    }
    .footer-bottom {
      border-top: 1px solid var(--border-line);
      padding-top: 26px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.82rem;
      color: #64748b;
    }

    /* Responsive Breakpoints */
    @media (max-width: 1024px) {
      .features-grid { grid-template-columns: repeat(2, 1fr); }
      .scene-grid { grid-template-columns: repeat(2, 1fr); }
      .badge-wall-grid { grid-template-columns: repeat(2, 1fr); }
      .process-steps-wrap { grid-template-columns: repeat(2, 1fr); }
      .footer-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 768px) {
      .main-nav-links { display: none; }
      .hero-h1 { font-size: 2.1rem; }
      .stack-cards-container { min-height: 380px; }
      .stack-card { width: 270px; }
      .drama-rec-grid, .reviews-grid, .articles-grid { grid-template-columns: 1fr; }
      .compare-grid { grid-template-columns: 1fr; }
      .compare-header, .compare-cell { padding: 12px 16px; }
      .scenario-usage-grid { grid-template-columns: 1fr; }
      .custom-form-grid { grid-template-columns: 1fr; }
      .form-group-full { grid-column: span 1; }
      .bottom-bar-desc { display: none; }
      .footer-grid { grid-template-columns: 1fr; gap: 30px; }
      .data-counter-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    }
    @media (max-width: 520px) {
      .hero-stats-row { flex-direction: column; gap: 14px; }
      .features-grid, .scene-grid, .badge-wall-grid, .process-steps-wrap { grid-template-columns: 1fr; }
      .stack-card.card-side-left, .stack-card.card-side-right { display: none; }
      .stack-card.card-main { position: relative; width: 100%; transform: none; }
    }

/* roulang page: category1 */
:root {
      --primary: #f59e0b;
      --primary-hover: #d97706;
      --primary-glow: rgba(245, 158, 11, 0.25);
      --bg-dark: #090d16;
      --bg-panel: #111827;
      --bg-card: #1f293d;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-light: #cbd5e1;
      --border-line: rgba(255, 255, 255, 0.08);
      --border-accent: rgba(245, 158, 11, 0.35);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    }
    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      margin: 0;
      padding: 0;
      line-height: 1.6;
      overflow-x: hidden;
    }
    a {
      color: var(--text-light);
      text-decoration: none;
      transition: all 0.25s ease;
    }
    a:hover {
      color: var(--primary);
    }
    .site-header {
      background: rgba(17, 24, 39, 0.95);
      backdrop-filter: blur(10px);
      position: sticky;
      top: 0;
      z-index: 999;
      border-bottom: 1px solid var(--border-line);
    }
    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .site-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.2rem;
      font-weight: 800;
      color: #fff;
      letter-spacing: -0.5px;
    }
    .site-logo i {
      color: var(--primary);
      font-size: 1.75rem;
    }
    .main-nav-links {
      display: flex;
      gap: 20px;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .main-nav-links a {
      font-weight: 600;
      font-size: 0.95rem;
      padding: 6px 12px;
      border-radius: var(--radius-sm);
    }
    .main-nav-links a.active,
    .main-nav-links a:hover {
      color: #fff;
      background: rgba(245, 158, 11, 0.15);
      border-bottom: 2px solid var(--primary);
    }
    .nav-actions .btn-play-quick {
      background: linear-gradient(135deg, var(--primary), var(--primary-hover));
      color: #111;
      font-weight: 700;
      padding: 9px 20px;
      border-radius: 30px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 0.9rem;
      box-shadow: 0 4px 15px var(--primary-glow);
    }
    .nav-actions .btn-play-quick:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
      color: #000;
    }

    /* Section Global */
    section {
      padding: 70px 0;
      position: relative;
    }
    .section-title-wrap {
      text-align: center;
      max-width: 820px;
      margin: 0 auto 48px auto;
    }
    .section-tag {
      display: inline-block;
      text-transform: uppercase;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 1.5px;
      color: var(--primary);
      background: rgba(245, 158, 11, 0.1);
      border: 1px solid var(--border-accent);
      padding: 4px 14px;
      border-radius: 20px;
      margin-bottom: 12px;
    }
    .section-title {
      font-size: 2.2rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 16px;
      line-height: 1.3;
    }
    .section-subtitle {
      color: var(--text-muted);
      font-size: 1.05rem;
      line-height: 1.8;
      margin: 0;
    }

    /* Hero Variation: Flash-Deal Style Countdown & Showcase Card */
    .hero-flash-section {
      background: radial-gradient(circle at 60% 30%, rgba(245, 158, 11, 0.15) 0%, transparent 65%),
                  linear-gradient(180deg, #0d1322 0%, var(--bg-dark) 100%);
      padding: 50px 0 80px;
      border-bottom: 1px solid var(--border-line);
    }
    .flash-notice-bar {
      background: rgba(245, 158, 11, 0.15);
      border: 1px solid var(--border-accent);
      border-radius: 50px;
      padding: 8px 24px;
      display: inline-flex;
      align-items: center;
      gap: 15px;
      margin-bottom: 24px;
      color: #fef3c7;
      font-weight: 600;
      font-size: 0.95rem;
    }
    .countdown-timer {
      display: inline-flex;
      gap: 6px;
      align-items: center;
    }
    .countdown-timer span {
      background: #000;
      color: var(--primary);
      padding: 2px 7px;
      border-radius: 4px;
      font-family: monospace;
      font-weight: 800;
    }
    .hero-h1 {
      font-size: 2.7rem;
      font-weight: 900;
      color: #fff;
      line-height: 1.25;
      margin-bottom: 20px;
    }
    .hero-desc {
      font-size: 1.12rem;
      color: var(--text-light);
      line-height: 1.8;
      margin-bottom: 30px;
    }
    .hero-flash-cta-group {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      align-items: center;
    }
    .btn-hero-primary {
      background: linear-gradient(135deg, #f59e0b, #d97706);
      color: #0f172a;
      font-weight: 800;
      padding: 14px 34px;
      border-radius: 35px;
      font-size: 1.05rem;
      box-shadow: 0 10px 25px var(--primary-glow);
    }
    .btn-hero-primary:hover {
      color: #000;
      transform: translateY(-2px);
    }
    .hero-flash-card {
      background: var(--bg-card);
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-accent);
      box-shadow: var(--shadow-card);
      overflow: hidden;
      position: relative;
    }
    .hero-flash-card .badge-overlay {
      position: absolute;
      top: 15px;
      left: 15px;
      background: rgba(220, 38, 38, 0.9);
      color: #fff;
      font-size: 0.8rem;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 20px;
      z-index: 2;
    }
    .hero-flash-card img {
      width: 100%;
      height: 270px;
      object-fit: cover;
      display: block;
    }
    .hero-flash-card-inner {
      padding: 24px;
    }
    .hero-flash-card h4 {
      font-size: 1.35rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 10px;
    }
    .card-meta-tags {
      display: flex;
      gap: 8px;
      margin-bottom: 14px;
      flex-wrap: wrap;
    }
    .card-meta-tags span {
      background: rgba(255, 255, 255, 0.08);
      color: var(--text-light);
      font-size: 0.78rem;
      padding: 2px 8px;
      border-radius: 4px;
    }

    /* Block 2: Selling Points Trio */
    .section-points {
      background: var(--bg-panel);
      border-bottom: 1px solid var(--border-line);
    }
    .point-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 32px 24px;
      transition: all 0.3s ease;
      height: 100%;
    }
    .point-card:hover {
      border-color: var(--border-accent);
      transform: translateY(-4px);
    }
    .point-icon {
      width: 58px;
      height: 58px;
      border-radius: 14px;
      background: rgba(245, 158, 11, 0.12);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.6rem;
      margin-bottom: 20px;
    }
    .point-card h4 {
      font-size: 1.25rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }
    .point-card p {
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.7;
      margin: 0;
    }

    /* Block 3: Scenario & Immersion Showcase */
    .section-scenarios {
      background: var(--bg-dark);
      border-bottom: 1px solid var(--border-line);
    }
    .scenario-item {
      background: var(--bg-panel);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      overflow: hidden;
      margin-bottom: 24px;
    }
    .scenario-item img {
      width: 100%;
      height: 240px;
      object-fit: cover;
    }
    .scenario-content {
      padding: 24px;
    }
    .scenario-content h4 {
      font-size: 1.2rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
    }
    .scenario-content p {
      color: var(--text-muted);
      font-size: 0.92rem;
      line-height: 1.7;
      margin: 0;
    }

    /* Block 4: Social Proof & Audience Feedback */
    .section-social-proof {
      background: var(--bg-panel);
      border-bottom: 1px solid var(--border-line);
    }
    .review-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 24px;
      height: 100%;
    }
    .review-user-row {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }
    .user-avatar-circle {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: rgba(245, 158, 11, 0.2);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1.1rem;
    }
    .user-meta h5 {
      font-size: 1rem;
      font-weight: 700;
      color: #fff;
      margin: 0;
    }
    .user-meta span {
      font-size: 0.8rem;
      color: var(--text-muted);
    }
    .review-card p {
      color: var(--text-light);
      font-size: 0.94rem;
      line-height: 1.7;
      margin: 0;
    }
    .stars-bar {
      color: #fbbf24;
      font-size: 0.85rem;
      margin-top: 10px;
    }

    /* Block 5: Difference Comparison Table */
    .section-compare {
      background: var(--bg-dark);
      border-bottom: 1px solid var(--border-line);
    }
    .compare-table-wrap {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      overflow-x: auto;
    }
    table.custom-compare-table {
      width: 100%;
      border-collapse: collapse;
      margin: 0;
      background: transparent;
      color: var(--text-main);
    }
    table.custom-compare-table th,
    table.custom-compare-table td {
      padding: 18px 24px;
      text-align: left;
      border-bottom: 1px solid var(--border-line);
      font-size: 0.95rem;
    }
    table.custom-compare-table th {
      background: rgba(0, 0, 0, 0.3);
      color: #fff;
      font-weight: 700;
      font-size: 1rem;
    }
    table.custom-compare-table tr:last-child td {
      border-bottom: none;
    }
    .badge-win {
      color: #10b981;
      font-weight: 700;
    }
    .badge-lose {
      color: #ef4444;
    }

    /* Block 6: Deep Breakdown & Objection Resolve */
    .section-objections {
      background: var(--bg-panel);
      border-bottom: 1px solid var(--border-line);
    }
    .objection-card {
      background: var(--bg-card);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 24px;
      margin-bottom: 20px;
    }
    .objection-q {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      font-size: 1.1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
    }
    .objection-q i {
      color: var(--primary);
      margin-top: 4px;
    }
    .objection-a {
      color: var(--text-light);
      font-size: 0.95rem;
      line-height: 1.75;
      padding-left: 28px;
    }

    /* Block 7: Guarantee Strip */
    .section-guarantee {
      background: radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.1) 0%, transparent 80%), #0d1320;
      border-bottom: 1px solid var(--border-line);
      padding: 50px 0;
    }
    .guarantee-box {
      text-align: center;
      max-width: 900px;
      margin: 0 auto;
    }
    .guarantee-box h3 {
      font-size: 1.8rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 14px;
    }
    .guarantee-box p {
      color: var(--text-light);
      font-size: 1.05rem;
      margin-bottom: 24px;
    }
    .guarantee-pillars {
      display: flex;
      justify-content: center;
      gap: 40px;
      flex-wrap: wrap;
    }
    .pillar-item {
      display: flex;
      align-items: center;
      gap: 10px;
      color: #fef08a;
      font-weight: 600;
      font-size: 1rem;
    }

    /* Sticky Bottom Conversion Bar */
    .sticky-bar {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      background: rgba(17, 24, 39, 0.96);
      backdrop-filter: blur(12px);
      border-top: 1px solid var(--border-accent);
      padding: 14px 0;
      z-index: 998;
      box-shadow: 0 -5px 25px rgba(0, 0, 0, 0.5);
    }
    .sticky-bar-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 15px;
    }
    .sticky-bar-text {
      color: #fff;
      font-weight: 700;
      font-size: 1.05rem;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .sticky-bar-text span {
      color: var(--primary);
    }
    .btn-sticky-play {
      background: linear-gradient(135deg, var(--primary), var(--primary-hover));
      color: #0f172a;
      font-weight: 800;
      padding: 10px 28px;
      border-radius: 30px;
      font-size: 0.95rem;
    }
    .btn-sticky-play:hover {
      color: #000;
    }

    /* Footer */
    .site-footer {
      background: #060911;
      padding: 60px 0 90px;
      border-top: 1px solid var(--border-line);
      color: var(--text-muted);
      font-size: 0.9rem;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-brand h4 {
      color: #fff;
      font-size: 1.25rem;
      font-weight: 800;
      margin-bottom: 16px;
    }
    .footer-brand p {
      line-height: 1.8;
      color: var(--text-muted);
    }
    .footer-col h5 {
      color: #fff;
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 16px;
    }
    .footer-col ul {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-col li {
      margin-bottom: 10px;
    }
    .footer-col a {
      color: var(--text-muted);
    }
    .footer-col a:hover {
      color: var(--primary);
    }
    .footer-bottom {
      border-top: 1px solid var(--border-line);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      font-size: 0.82rem;
    }

    @media (max-width: 900px) {
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
      .nav-wrap {
        height: auto;
        padding: 14px 0;
        flex-direction: column;
        gap: 12px;
      }
      .main-nav-links {
        flex-wrap: wrap;
        justify-content: center;
      }
    }
    @media (max-width: 640px) {
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .hero-h1 {
        font-size: 2rem;
      }
      .sticky-bar-wrap {
        justify-content: center;
        text-align: center;
      }
    }

/* roulang page: category2 */
:root {
            --primary: #f59e0b;
            --primary-hover: #d97706;
            --primary-glow: rgba(245, 158, 11, 0.25);
            --bg-dark: #090d16;
            --bg-panel: #111827;
            --bg-card: #1f293d;
            --text-main: #f8fafc;
            --text-muted: #94a3b8;
            --text-light: #cbd5e1;
            --border-line: rgba(255, 255, 255, 0.08);
            --border-accent: rgba(245, 158, 11, 0.35);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
        }
        body {
            background-color: var(--bg-dark);
            color: var(--text-main);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            margin: 0;
            padding: 0;
            line-height: 1.6;
            overflow-x: hidden;
            padding-bottom: 72px;
        }
        a {
            color: var(--text-light);
            text-decoration: none;
            transition: all 0.25s ease;
        }
        a:hover {
            color: var(--primary);
        }
        .site-header {
            background: rgba(17, 24, 39, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 999;
            border-bottom: 1px solid var(--border-line);
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.25rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
        }
        .site-logo i {
            color: var(--primary);
            font-size: 1.75rem;
        }
        .main-nav-links {
            display: flex;
            gap: 24px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav-links a {
            font-weight: 600;
            font-size: 0.98rem;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
        }
        .main-nav-links a.active,
        .main-nav-links a:hover {
            color: #fff;
            background: rgba(245, 158, 11, 0.15);
            border-bottom: 2px solid var(--primary);
        }
        .nav-actions .btn-play-quick {
            background: linear-gradient(135deg, var(--primary), var(--primary-hover));
            color: #111;
            font-weight: 700;
            padding: 10px 22px;
            border-radius: 30px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 4px 15px var(--primary-glow);
        }
        .nav-actions .btn-play-quick:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
            color: #000;
        }
        section {
            padding: 75px 0;
            position: relative;
        }
        .section-title-wrap {
            text-align: center;
            max-width: 840px;
            margin: 0 auto 50px auto;
        }
        .section-tag {
            display: inline-block;
            text-transform: uppercase;
            font-size: 0.82rem;
            font-weight: 700;
            letter-spacing: 1.5px;
            color: var(--primary);
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--border-accent);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 14px;
        }
        .section-title {
            font-size: 2.25rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            line-height: 1.35;
        }
        .section-subtitle {
            color: var(--text-muted);
            font-size: 1.05rem;
            line-height: 1.8;
            margin: 0;
        }
        .hero-whitepaper-box {
            background: radial-gradient(circle at 70% 30%, rgba(245, 158, 11, 0.12) 0%, transparent 70%),
                        linear-gradient(180deg, #111827 0%, #0c1220 100%);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-lg);
            padding: 45px 35px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
        }
        .wp-badge {
            background: rgba(245, 158, 11, 0.18);
            color: #fbbf24;
            font-size: 0.85rem;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 30px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 18px;
        }
        .hero-h1 {
            font-size: 2.6rem;
            font-weight: 900;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 20px;
        }
        .hero-lead-text {
            color: var(--text-light);
            font-size: 1.1rem;
            line-height: 1.8;
            margin-bottom: 28px;
        }
        .toc-list {
            list-style: none;
            margin: 0 0 30px 0;
            padding: 0;
            border-left: 2px solid var(--border-accent);
        }
        .toc-item {
            padding: 8px 16px;
            position: relative;
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        .toc-item strong {
            color: #fff;
            margin-right: 8px;
        }
        .cover-visual-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 18px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
        }
        .cover-visual-card img {
            border-radius: 8px;
            width: 100%;
            height: 330px;
            object-fit: cover;
            margin-bottom: 16px;
            border: 1px solid var(--border-line);
        }
        .claim-card-panel {
            background: rgba(31, 41, 61, 0.85);
            border: 1px solid var(--border-accent);
            border-radius: var(--radius-md);
            padding: 24px;
            margin-top: 15px;
        }
        .input-dark {
            background: #0d131f;
            border: 1px solid var(--border-line);
            color: #fff;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            width: 100%;
            margin-bottom: 14px;
            box-shadow: none;
        }
        .input-dark:focus {
            border-color: var(--primary);
            background: #111a2e;
            color: #fff;
            outline: none;
        }
        .btn-claim-download {
            background: linear-gradient(135deg, var(--primary), var(--primary-hover));
            color: #0b111e;
            font-weight: 800;
            width: 100%;
            padding: 13px;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            font-size: 1.05rem;
            transition: all 0.3s ease;
        }
        .btn-claim-download:hover {
            box-shadow: 0 4px 18px var(--primary-glow);
            transform: translateY(-2px);
            color: #000;
        }
        .card-feature {
            background: var(--bg-panel);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            height: 100%;
            transition: all 0.3s ease;
        }
        .card-feature:hover {
            border-color: var(--primary);
            transform: translateY(-5px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
        }
        .icon-square {
            width: 54px;
            height: 54px;
            background: rgba(245, 158, 11, 0.15);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            font-size: 1.5rem;
            margin-bottom: 20px;
        }
        .scene-card {
            background: var(--bg-card);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 30px;
        }
        .scene-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        .scene-card-body {
            padding: 22px;
        }
        .drama-showcase-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 30px;
            transition: all 0.3s ease;
        }
        .drama-showcase-card:hover {
            border-color: var(--border-accent);
        }
        .drama-showcase-img {
            width: 100%;
            height: 240px;
            object-fit: cover;
            display: block;
        }
        .drama-showcase-content {
            padding: 24px;
        }
        .badge-rating {
            background: #10b981;
            color: #fff;
            padding: 3px 10px;
            font-size: 0.8rem;
            font-weight: 700;
            border-radius: 4px;
            margin-left: 8px;
        }
        .testimonial-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-md);
            padding: 26px;
            height: 100%;
        }
        .testimonial-user {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }
        .user-avatar {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: #374151;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-weight: bold;
        }
        .compare-table-box {
            background: var(--bg-panel);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-md);
            overflow-x: auto;
        }
        .custom-compare-table {
            width: 100%;
            margin: 0;
            border-collapse: collapse;
            background: transparent;
            color: var(--text-light);
        }
        .custom-compare-table th, 
        .custom-compare-table td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-line);
            text-align: left;
        }
        .custom-compare-table th {
            background: #1a2333;
            color: #fff;
            font-size: 1rem;
        }
        .highlight-col {
            background: rgba(245, 158, 11, 0.05);
            font-weight: 700;
            color: #fbbf24;
        }
        .news-item-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-md);
            padding: 20px;
            margin-bottom: 20px;
            display: flex;
            gap: 20px;
            align-items: center;
        }
        .news-date {
            min-width: 80px;
            text-align: center;
            background: rgba(255, 255, 255, 0.05);
            padding: 10px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-line);
        }
        .news-date span {
            display: block;
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--primary);
        }
        .guarantee-bar {
            background: linear-gradient(90deg, #1e293b, #0f172a);
            border: 1px solid var(--border-accent);
            border-radius: var(--radius-md);
            padding: 30px;
        }
        .sticky-convert-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(15, 23, 42, 0.95);
            backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-accent);
            padding: 14px 0;
            z-index: 1000;
            box-shadow: 0 -5px 25px rgba(0, 0, 0, 0.5);
        }
        .sticky-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .site-footer {
            background: #090e17;
            border-top: 1px solid var(--border-line);
            padding: 60px 0 30px;
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h4 {
            color: #fff;
            font-size: 1.25rem;
            font-weight: 800;
            margin-bottom: 14px;
        }
        .footer-brand p {
            line-height: 1.8;
            color: var(--text-muted);
        }
        .footer-col h5 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 18px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col li {
            margin-bottom: 10px;
        }
        .footer-col a {
            color: var(--text-muted);
        }
        .footer-col a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-line);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.88rem;
        }
        @media screen and (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-h1 {
                font-size: 2.2rem;
            }
        }
        @media screen and (max-width: 768px) {
            .main-nav-links {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .sticky-wrap {
                flex-direction: column;
                gap: 10px;
                text-align: center;
            }
            .news-item-card {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #f59e0b;
            --primary-hover: #d97706;
            --primary-glow: rgba(245, 158, 11, 0.25);
            --bg-dark: #090d16;
            --bg-panel: #111827;
            --bg-card: #1f293d;
            --text-main: #f8fafc;
            --text-muted: #94a3b8;
            --text-light: #cbd5e1;
            --border-line: rgba(255, 255, 255, 0.08);
            --border-accent: rgba(245, 158, 11, 0.35);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
        }
        body {
            background-color: var(--bg-dark);
            color: var(--text-main);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            margin: 0;
            padding: 0;
            line-height: 1.6;
            overflow-x: hidden;
        }
        a {
            color: var(--text-light);
            text-decoration: none;
            transition: all 0.25s ease;
        }
        a:hover {
            color: var(--primary);
        }
        .site-header {
            background: rgba(17, 24, 39, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 999;
            border-bottom: 1px solid var(--border-line);
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.25rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
        }
        .site-logo i {
            color: var(--primary);
            font-size: 1.75rem;
        }
        .main-nav-links {
            display: flex;
            gap: 24px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .main-nav-links a {
            font-weight: 600;
            font-size: 0.98rem;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
        }
        .main-nav-links a.active,
        .main-nav-links a:hover {
            color: #fff;
            background: rgba(245, 158, 11, 0.15);
            border-bottom: 2px solid var(--primary);
        }
        .nav-actions .btn-play-quick {
            background: linear-gradient(135deg, var(--primary), var(--primary-hover));
            color: #111;
            font-weight: 700;
            padding: 10px 22px;
            border-radius: 30px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 4px 15px var(--primary-glow);
        }
        .nav-actions .btn-play-quick:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
            color: #000;
        }
        section {
            padding: 70px 0;
            position: relative;
        }
        .section-title-wrap {
            text-align: center;
            max-width: 820px;
            margin: 0 auto 48px auto;
        }
        .section-tag {
            display: inline-block;
            text-transform: uppercase;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 1.5px;
            color: var(--primary);
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--border-accent);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .section-subtitle {
            color: var(--text-muted);
            font-size: 1.05rem;
            line-height: 1.8;
            margin: 0;
        }

        /* Hero: 白皮书获客与资料封面留资 */
        .whitepaper-hero {
            background: radial-gradient(circle at 75% 25%, rgba(245, 158, 11, 0.12) 0%, transparent 65%),
                        linear-gradient(180deg, var(--bg-dark) 0%, #0d121e 100%);
            padding: 70px 0 85px;
            border-bottom: 1px solid var(--border-line);
        }
        .hero-lead-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 158, 11, 0.12);
            border: 1px solid var(--border-accent);
            padding: 6px 14px;
            border-radius: 20px;
            color: var(--primary);
            font-size: 0.88rem;
            font-weight: 700;
            margin-bottom: 20px;
        }
        .hero-lead-h1 {
            font-size: 2.6rem;
            font-weight: 900;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 18px;
        }
        .hero-lead-desc {
            font-size: 1.1rem;
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 28px;
        }
        .lead-highlights {
            list-style: none;
            margin: 0 0 32px 0;
            padding: 0;
        }
        .lead-highlights li {
            position: relative;
            padding-left: 28px;
            margin-bottom: 12px;
            color: var(--text-light);
            font-size: 0.98rem;
        }
        .lead-highlights li i {
            position: absolute;
            left: 0;
            top: 4px;
            color: var(--primary);
        }
        .whitepaper-card {
            background: var(--bg-card);
            border: 1px solid var(--border-accent);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: 0 20px 45px rgba(0, 0, 0, 0.6);
            position: relative;
        }
        .whitepaper-card::before {
            content: "年度视听研报";
            position: absolute;
            top: -12px;
            right: 24px;
            background: var(--primary);
            color: #0f172a;
            font-size: 0.75rem;
            font-weight: 800;
            padding: 3px 12px;
            border-radius: 12px;
        }
        .wp-cover-wrap {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 20px;
            border: 1px solid var(--border-line);
        }
        .wp-cover-wrap img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            display: block;
        }
        .wp-toc-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .wp-toc-list {
            list-style: none;
            margin: 0 0 24px 0;
            padding: 0;
        }
        .wp-toc-list li {
            font-size: 0.88rem;
            color: var(--text-muted);
            padding: 6px 0;
            border-bottom: 1px dashed var(--border-line);
            display: flex;
            justify-content: space-between;
        }
        .form-input-box {
            display: flex;
            gap: 10px;
        }
        .form-input-box input {
            flex: 1;
            background: rgba(0, 0, 0, 0.4);
            border: 1px solid var(--border-line);
            color: #fff;
            padding: 12px 16px;
            border-radius: 30px;
            font-size: 0.95rem;
            margin-bottom: 0;
        }
        .form-input-box input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.2);
            background: rgba(0, 0, 0, 0.6);
        }
        .btn-submit-wp {
            background: linear-gradient(135deg, var(--primary), var(--primary-hover));
            color: #111;
            font-weight: 800;
            padding: 12px 24px;
            border-radius: 30px;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all 0.3s ease;
        }
        .btn-submit-wp:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 15px var(--primary-glow);
        }

        /* 卖点三连 */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .feat-box {
            background: var(--bg-card);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            position: relative;
            transition: transform 0.3s ease, border-color 0.3s ease;
        }
        .feat-box:hover {
            transform: translateY(-5px);
            border-color: var(--border-accent);
        }
        .feat-icon {
            width: 58px;
            height: 58px;
            border-radius: 16px;
            background: rgba(245, 158, 11, 0.12);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 20px;
        }
        .feat-box h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .feat-box p {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.7;
            margin: 0;
        }

        /* 场景演示：双栏交互式卡片排版 */
        .scene-container {
            background: var(--bg-panel);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-line);
            padding: 44px;
        }
        .scene-row {
            display: flex;
            align-items: center;
            gap: 40px;
            margin-bottom: 50px;
        }
        .scene-row:last-child {
            margin-bottom: 0;
        }
        .scene-row.reverse {
            flex-direction: row-reverse;
        }
        .scene-media {
            flex: 1;
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.4);
        }
        .scene-media img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            display: block;
        }
        .scene-media-badge {
            position: absolute;
            bottom: 12px;
            left: 12px;
            background: rgba(15, 23, 42, 0.85);
            backdrop-filter: blur(8px);
            color: var(--primary);
            padding: 4px 12px;
            border-radius: 6px;
            font-size: 0.8rem;
            font-weight: 600;
            border: 1px solid rgba(245, 158, 11, 0.3);
        }
        .scene-info {
            flex: 1.2;
        }
        .scene-info h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .scene-info p {
            color: var(--text-light);
            font-size: 0.98rem;
            line-height: 1.8;
            margin-bottom: 18px;
        }
        .scene-meta-pills {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .scene-meta-pills span {
            font-size: 0.82rem;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-line);
            padding: 4px 10px;
            border-radius: 4px;
            color: var(--text-muted);
        }

        /* 社会认同与实证数据 */
        .proof-stat-band {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }
        .proof-stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-line);
            padding: 24px;
            border-radius: var(--radius-md);
            text-align: center;
        }
        .proof-stat-card .num {
            font-size: 2.3rem;
            font-weight: 900;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .proof-stat-card .label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin: 0;
        }
        .proof-quotes-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .proof-quote-item {
            background: rgba(31, 41, 61, 0.6);
            border: 1px solid var(--border-line);
            border-left: 4px solid var(--primary);
            padding: 24px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
        }
        .proof-quote-item p {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 14px;
        }
        .proof-quote-author {
            display: flex;
            justify-content: space-between;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* 差异对比表 */
        .comparison-table-wrap {
            overflow-x: auto;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-line);
        }
        .custom-diff-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
            margin: 0;
            color: var(--text-light);
            background: transparent;
        }
        .custom-diff-table th {
            background: #151d2f;
            color: #fff;
            padding: 18px 24px;
            font-size: 1rem;
            border-bottom: 2px solid var(--border-line);
        }
        .custom-diff-table th.highlight-col {
            color: var(--primary);
            background: rgba(245, 158, 11, 0.08);
            border-bottom: 2px solid var(--primary);
        }
        .custom-diff-table td {
            padding: 16px 24px;
            border-bottom: 1px solid var(--border-line);
            font-size: 0.95rem;
        }
        .custom-diff-table tr:last-child td {
            border-bottom: none;
        }
        .custom-diff-table td.highlight-col {
            background: rgba(245, 158, 11, 0.04);
            font-weight: 600;
            color: #fff;
        }

        /* 资讯证据与案件拆解 */
        .article-timeline-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .article-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-line);
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .article-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-accent);
        }
        .article-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }
        .article-body {
            padding: 20px;
        }
        .article-tag {
            font-size: 0.75rem;
            color: var(--primary);
            font-weight: 700;
            margin-bottom: 8px;
            text-transform: uppercase;
        }
        .article-body h4 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .article-body p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* 异议拆解 FAQ */
        .faq-block-wrap {
            max-width: 900px;
            margin: 0 auto;
        }
        .faq-accordion-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            overflow: hidden;
        }
        .faq-accordion-header {
            padding: 20px 24px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 700;
            font-size: 1.05rem;
            color: #fff;
        }
        .faq-accordion-header i {
            color: var(--primary);
            transition: transform 0.3s ease;
        }
        .faq-accordion-content {
            padding: 0 24px 20px 24px;
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* 保障条与服务承诺 */
        .trust-banner-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            background: linear-gradient(90deg, #131b2e 0%, #1a253d 100%);
            border: 1px solid var(--border-accent);
            border-radius: var(--radius-lg);
            padding: 30px 20px;
            text-align: center;
        }
        .trust-item {
            padding: 0 15px;
            border-right: 1px solid var(--border-line);
        }
        .trust-item:last-child {
            border-right: none;
        }
        .trust-item i {
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .trust-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }
        .trust-item p {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin: 0;
        }

        /* 底部固定转化条 */
        .fixed-bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(15, 23, 42, 0.96);
            backdrop-filter: blur(12px);
            border-top: 1px solid var(--border-accent);
            padding: 14px 0;
            z-index: 990;
            box-shadow: 0 -5px 25px rgba(0, 0, 0, 0.5);
        }
        .fixed-bar-content {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .bar-info {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .bar-info .badge {
            background: var(--primary);
            color: #0f172a;
            font-weight: 800;
            font-size: 0.8rem;
            padding: 4px 10px;
            border-radius: 4px;
        }
        .bar-info .text {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 600;
        }
        .bar-info .sub {
            color: var(--text-muted);
            font-size: 0.82rem;
            margin-left: 8px;
        }
        .bar-btn {
            background: linear-gradient(135deg, var(--primary), var(--primary-hover));
            color: #111;
            font-weight: 800;
            padding: 8px 24px;
            border-radius: 30px;
            font-size: 0.92rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .bar-btn:hover {
            color: #000;
            transform: translateY(-1px);
        }

        /* Footer */
        .site-footer {
            background: #060911;
            border-top: 1px solid var(--border-line);
            padding: 60px 0 90px; /* 留出底部固定条位置 */
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h4 {
            color: #fff;
            font-size: 1.2rem;
            font-weight: 800;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-brand h4 i {
            color: var(--primary);
        }
        .footer-brand p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .footer-col h5 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 0.88rem;
        }
        .footer-col ul li a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-line);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
            color: var(--text-muted);
            flex-wrap: wrap;
            gap: 12px;
        }

        /* 响应式断点 */
        @media (max-width: 1024px) {
            .features-grid,
            .article-timeline-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .trust-banner-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .trust-item:nth-child(2) {
                border-right: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-wrap {
                flex-direction: column;
                height: auto;
                padding: 12px 0;
                gap: 12px;
            }
            .main-nav-links {
                flex-wrap: wrap;
                justify-content: center;
                gap: 10px;
            }
            .scene-row,
            .scene-row.reverse {
                flex-direction: column;
                gap: 24px;
            }
            .features-grid,
            .proof-stat-band,
            .proof-quotes-grid,
            .article-timeline-list {
                grid-template-columns: 1fr;
            }
            .trust-banner-grid {
                grid-template-columns: 1fr;
            }
            .trust-item {
                border-right: none;
                border-bottom: 1px solid var(--border-line);
                padding-bottom: 16px;
            }
            .trust-item:last-child {
                border-bottom: none;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .fixed-bar-content {
                flex-direction: column;
                gap: 10px;
                text-align: center;
            }
            .bar-info {
                flex-direction: column;
                gap: 4px;
            }
            .site-footer {
                padding-bottom: 130px;
            }
        }

/* roulang page: category4 */
:root {
      --primary: #f59e0b;
      --primary-hover: #d97706;
      --primary-glow: rgba(245, 158, 11, 0.25);
      --bg-dark: #090d16;
      --bg-panel: #111827;
      --bg-card: #1f293d;
      --bg-card-hover: #26334d;
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-light: #cbd5e1;
      --border-line: rgba(255, 255, 255, 0.08);
      --border-accent: rgba(245, 158, 11, 0.35);
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 20px;
      --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    }
    body {
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      margin: 0;
      padding: 0;
      line-height: 1.6;
      overflow-x: hidden;
    }
    a {
      color: var(--text-light);
      text-decoration: none;
      transition: all 0.25s ease;
    }
    a:hover {
      color: var(--primary);
    }

    /* 地图/定位节点导航栏 */
    .top-location-bar {
      background: #0d121f;
      border-bottom: 1px solid var(--border-line);
      font-size: 0.84rem;
      color: var(--text-muted);
      padding: 6px 0;
    }
    .location-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
    }
    .node-location-info {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .node-badge {
      display: inline-flex;
      align-items: center;
      background: rgba(16, 185, 129, 0.15);
      color: #10b981;
      padding: 2px 10px;
      border-radius: 20px;
      font-weight: 600;
      font-size: 0.78rem;
    }
    .node-badge i {
      font-size: 0.65rem;
      margin-right: 5px;
    }
    .node-links {
      display: flex;
      gap: 15px;
    }
    .node-links a {
      color: var(--text-muted);
      font-size: 0.8rem;
    }
    .node-links a:hover {
      color: var(--primary);
    }

    /* Site Header */
    .site-header {
      background: rgba(17, 24, 39, 0.96);
      backdrop-filter: blur(12px);
      position: sticky;
      top: 0;
      z-index: 999;
      border-bottom: 1px solid var(--border-line);
    }
    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .site-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.25rem;
      font-weight: 800;
      color: #fff;
      letter-spacing: -0.5px;
    }
    .site-logo i {
      color: var(--primary);
      font-size: 1.75rem;
    }
    .main-nav-links {
      display: flex;
      gap: 20px;
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .main-nav-links a {
      font-weight: 600;
      font-size: 0.95rem;
      padding: 6px 12px;
      border-radius: var(--radius-sm);
    }
    .main-nav-links a.active,
    .main-nav-links a:hover {
      color: #fff;
      background: rgba(245, 158, 11, 0.15);
      border-bottom: 2px solid var(--primary);
    }
    .nav-actions .btn-play-quick {
      background: linear-gradient(135deg, var(--primary), var(--primary-hover));
      color: #111;
      font-weight: 700;
      padding: 9px 20px;
      border-radius: 30px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 4px 15px var(--primary-glow);
    }
    .nav-actions .btn-play-quick:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
      color: #000;
    }

    /* Common Section */
    section {
      padding: 80px 0;
      position: relative;
    }
    .section-title-wrap {
      text-align: center;
      max-width: 820px;
      margin: 0 auto 48px auto;
    }
    .section-tag {
      display: inline-block;
      text-transform: uppercase;
      font-size: 0.8rem;
      font-weight: 700;
      letter-spacing: 1.5px;
      color: var(--primary);
      background: rgba(245, 158, 11, 0.1);
      border: 1px solid var(--border-accent);
      padding: 4px 14px;
      border-radius: 20px;
      margin-bottom: 12px;
    }
    .section-title {
      font-size: 2.2rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 16px;
      line-height: 1.3;
    }
    .section-subtitle {
      color: var(--text-muted);
      font-size: 1.05rem;
      line-height: 1.8;
      margin: 0;
    }

    /* Hero Section: 视频遮罩 + 播放按钮 + 试用CTA */
    .hero-video-stage {
      position: relative;
      min-height: 580px;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      background-image: linear-gradient(180deg, rgba(9, 13, 22, 0.72) 0%, rgba(9, 13, 22, 0.94) 100%), url('/assets/images/5554799165c9d12c.webp');
      background-size: cover;
      background-position: center center;
      border-bottom: 1px solid var(--border-line);
      overflow: hidden;
      padding: 100px 0 90px;
    }
    .hero-video-stage::before {
      content: "";
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at center, rgba(245, 158, 11, 0.15) 0%, transparent 70%);
      pointer-events: none;
    }
    .hero-video-content {
      position: relative;
      z-index: 2;
      max-width: 860px;
      margin: 0 auto;
    }
    .pulse-play-box {
      margin-bottom: 28px;
    }
    .pulse-play-btn {
      width: 78px;
      height: 78px;
      background: linear-gradient(135deg, var(--primary), var(--primary-hover));
      color: #0b0f19;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 1.9rem;
      box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.7);
      animation: pulsePlay 2s infinite;
      cursor: pointer;
      transition: all 0.3s ease;
    }
    .pulse-play-btn:hover {
      transform: scale(1.08);
      color: #000;
    }
    @keyframes pulsePlay {
      0% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.6); }
      70% { box-shadow: 0 0 0 22px rgba(245, 158, 11, 0); }
      100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0); }
    }
    .hero-h1 {
      font-size: 2.85rem;
      font-weight: 900;
      color: #fff;
      line-height: 1.25;
      margin-bottom: 20px;
    }
    .hero-h1 span {
      color: var(--primary);
    }
    .hero-lead-text {
      font-size: 1.15rem;
      color: var(--text-light);
      line-height: 1.8;
      max-width: 740px;
      margin: 0 auto 36px auto;
    }
    .hero-action-cluster {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 18px;
      flex-wrap: wrap;
    }
    .btn-hero-main {
      background: linear-gradient(135deg, #f59e0b, #d97706);
      color: #0b0f19;
      font-weight: 800;
      padding: 14px 34px;
      border-radius: 35px;
      font-size: 1.05rem;
      box-shadow: 0 10px 25px var(--primary-glow);
      display: inline-flex;
      align-items: center;
      gap: 10px;
    }
    .btn-hero-main:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 28px rgba(245, 158, 11, 0.4);
      color: #000;
    }
    .btn-hero-sub {
      border: 1px solid rgba(255, 255, 255, 0.25);
      color: #fff;
      font-weight: 600;
      padding: 14px 28px;
      border-radius: 35px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn-hero-sub:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: #fff;
      color: #fff;
    }

    /* 卖点三连 */
    .features-triad-section {
      background: var(--bg-dark);
      border-bottom: 1px solid var(--border-line);
    }
    .triad-card {
      background: var(--bg-panel);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 34px 28px;
      height: 100%;
      position: relative;
      transition: all 0.3s ease;
    }
    .triad-card:hover {
      transform: translateY(-6px);
      border-color: var(--border-accent);
      box-shadow: var(--shadow-card);
    }
    .triad-icon-box {
      width: 58px;
      height: 58px;
      border-radius: var(--radius-sm);
      background: rgba(245, 158, 11, 0.12);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.6rem;
      margin-bottom: 22px;
    }
    .triad-card h3 {
      font-size: 1.35rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 14px;
    }
    .triad-card p {
      color: var(--text-muted);
      font-size: 0.95rem;
      line-height: 1.7;
      margin: 0;
    }

    /* 场景演示 */
    .scenarios-section {
      background: #0d1322;
      border-bottom: 1px solid var(--border-line);
    }
    .scenario-row {
      display: flex;
      align-items: center;
      margin-bottom: 60px;
      gap: 40px;
    }
    .scenario-row:last-child {
      margin-bottom: 0;
    }
    .scenario-row.reverse {
      flex-direction: row-reverse;
    }
    .scenario-media {
      flex: 1;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-line);
      box-shadow: var(--shadow-card);
      position: relative;
    }
    .scenario-media img {
      width: 100%;
      height: 340px;
      object-fit: cover;
      display: block;
      transition: transform 0.5s ease;
    }
    .scenario-media:hover img {
      transform: scale(1.03);
    }
    .scenario-badge {
      position: absolute;
      top: 16px;
      left: 16px;
      background: rgba(9, 13, 22, 0.85);
      border: 1px solid var(--border-accent);
      color: var(--primary);
      font-size: 0.82rem;
      padding: 4px 12px;
      border-radius: 20px;
      backdrop-filter: blur(8px);
      font-weight: 600;
    }
    .scenario-text {
      flex: 1;
    }
    .scenario-text h3 {
      font-size: 1.8rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 16px;
      line-height: 1.35;
    }
    .scenario-text p {
      color: var(--text-light);
      font-size: 1rem;
      line-height: 1.8;
      margin-bottom: 22px;
    }
    .scenario-bullets {
      list-style: none;
      margin: 0 0 24px 0;
      padding: 0;
    }
    .scenario-bullets li {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--text-muted);
      font-size: 0.94rem;
      margin-bottom: 10px;
    }
    .scenario-bullets li i {
      color: #10b981;
    }

    /* 社会认同与口碑 */
    .proof-section {
      background: var(--bg-dark);
      border-bottom: 1px solid var(--border-line);
    }
    .proof-stat-band {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      background: var(--bg-panel);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-lg);
      padding: 30px;
      margin-bottom: 50px;
      text-align: center;
    }
    .proof-stat-item h4 {
      font-size: 2.2rem;
      font-weight: 900;
      color: var(--primary);
      margin: 0 0 6px 0;
    }
    .proof-stat-item p {
      color: var(--text-muted);
      font-size: 0.9rem;
      margin: 0;
    }
    .testimonial-card {
      background: var(--bg-panel);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 26px;
      height: 100%;
    }
    .testimonial-stars {
      color: #fbbf24;
      font-size: 0.9rem;
      margin-bottom: 14px;
    }
    .testimonial-card p {
      color: var(--text-light);
      font-size: 0.95rem;
      line-height: 1.7;
      margin-bottom: 18px;
    }
    .testimonial-user {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 14px;
    }
    .user-avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: var(--bg-card);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-weight: 700;
      border: 1px solid var(--border-accent);
    }
    .user-meta h5 {
      font-size: 0.95rem;
      color: #fff;
      margin: 0;
      font-weight: 700;
    }
    .user-meta span {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* 对比差异 */
    .compare-section {
      background: #0b101c;
      border-bottom: 1px solid var(--border-line);
    }
    .compare-table-wrap {
      background: var(--bg-panel);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-card);
    }
    .compare-row {
      display: grid;
      grid-template-columns: 2fr 3fr 3fr;
      border-bottom: 1px solid var(--border-line);
      padding: 20px 28px;
      align-items: center;
    }
    .compare-row:last-child {
      border-bottom: none;
    }
    .compare-row.head {
      background: #141c2e;
      font-weight: 700;
      color: #fff;
      font-size: 1.05rem;
    }
    .col-highlight {
      color: var(--primary);
      font-weight: 700;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .col-standard {
      color: var(--text-muted);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    /* 资讯证据 / 家庭剧推荐精选 */
    .curation-section {
      background: var(--bg-dark);
      border-bottom: 1px solid var(--border-line);
    }
    .curation-card {
      background: var(--bg-panel);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: all 0.3s ease;
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .curation-card:hover {
      transform: translateY(-5px);
      border-color: var(--border-accent);
    }
    .curation-thumb {
      height: 200px;
      overflow: hidden;
      position: relative;
    }
    .curation-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .curation-card:hover .curation-thumb img {
      transform: scale(1.06);
    }
    .curation-pill {
      position: absolute;
      top: 12px;
      right: 12px;
      background: rgba(0, 0, 0, 0.75);
      border: 1px solid var(--border-accent);
      color: #fbbf24;
      font-size: 0.75rem;
      padding: 2px 10px;
      border-radius: 20px;
    }
    .curation-body {
      padding: 22px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .curation-body h4 {
      font-size: 1.2rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
    }
    .curation-body p {
      color: var(--text-muted);
      font-size: 0.92rem;
      line-height: 1.7;
      margin-bottom: 18px;
      flex-grow: 1;
    }
    .curation-footer {
      display: flex;
      justify-content: space-between;
      align-items: center;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 14px;
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* 异议拆解 FAQ */
    .faq-section {
      background: #0e1424;
      border-bottom: 1px solid var(--border-line);
    }
    .faq-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }
    .faq-card {
      background: var(--bg-panel);
      border: 1px solid var(--border-line);
      border-radius: var(--radius-md);
      padding: 26px;
    }
    .faq-card h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
      display: flex;
      align-items: baseline;
      gap: 10px;
    }
    .faq-card h4 i {
      color: var(--primary);
      font-size: 1rem;
    }
    .faq-card p {
      color: var(--text-light);
      font-size: 0.95rem;
      line-height: 1.75;
      margin: 0;
    }

    /* 保障条 */
    .guarantee-section {
      background: radial-gradient(circle at center, rgba(245, 158, 11, 0.08) 0%, #111827 100%);
      border-bottom: 1px solid var(--border-line);
      padding: 60px 0;
    }
    .guarantee-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      text-align: center;
    }
    .guarantee-item {
      padding: 20px;
    }
    .guarantee-icon {
      font-size: 2.2rem;
      color: var(--primary);
      margin-bottom: 16px;
    }
    .guarantee-item h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
    }
    .guarantee-item p {
      font-size: 0.88rem;
      color: var(--text-muted);
      margin: 0;
      line-height: 1.6;
    }

    /* 预约试看交互表单 */
    .inquiry-section {
      background: var(--bg-dark);
      padding: 80px 0;
    }
    .inquiry-box {
      max-width: 760px;
      margin: 0 auto;
      background: var(--bg-panel);
      border: 1px solid var(--border-accent);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
    }
    .inquiry-box h3 {
      font-size: 1.8rem;
      font-weight: 800;
      color: #fff;
      text-align: center;
      margin-bottom: 12px;
    }
    .inquiry-box p {
      text-align: center;
      color: var(--text-muted);
      font-size: 0.95rem;
      margin-bottom: 30px;
    }
    .form-group-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      margin-bottom: 20px;
    }
    .form-group {
      margin-bottom: 20px;
    }
    .form-group label {
      display: block;
      color: var(--text-light);
      font-size: 0.9rem;
      margin-bottom: 8px;
      font-weight: 600;
    }
    .form-group input,
    .form-group select {
      width: 100%;
      height: 48px;
      background: #1f293d;
      border: 1px solid var(--border-line);
      border-radius: var(--radius-sm);
      padding: 0 16px;
      color: #fff;
      font-size: 0.95rem;
      outline: none;
      transition: border-color 0.25s ease;
    }
    .form-group input:focus,
    .form-group select:focus {
      border-color: var(--primary);
    }
    .btn-submit-inquiry {
      width: 100%;
      height: 52px;
      background: linear-gradient(135deg, var(--primary), var(--primary-hover));
      border: none;
      border-radius: var(--radius-sm);
      color: #0b0f19;
      font-size: 1.1rem;
      font-weight: 800;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      box-shadow: 0 8px 20px var(--primary-glow);
      transition: all 0.3s ease;
    }
    .btn-submit-inquiry:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 25px rgba(245, 158, 11, 0.45);
      color: #000;
    }

    /* 底部固定转化条 */
    .fixed-conversion-bar {
      position: fixed;
      bottom: 0;
      left: 0;
      width: 100%;
      background: rgba(17, 24, 39, 0.97);
      backdrop-filter: blur(12px);
      border-top: 2px solid var(--primary);
      z-index: 990;
      padding: 14px 0;
      box-shadow: 0 -5px 25px rgba(0, 0, 0, 0.6);
    }
    .conversion-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }
    .conversion-title-group {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .conversion-badge {
      background: rgba(245, 158, 11, 0.2);
      color: var(--primary);
      border: 1px solid var(--border-accent);
      padding: 4px 12px;
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: 700;
      white-space: nowrap;
    }
    .conversion-text {
      color: #fff;
      font-size: 0.98rem;
      font-weight: 600;
      margin: 0;
    }
    .conversion-text span {
      color: var(--text-muted);
      font-weight: normal;
      font-size: 0.85rem;
      margin-left: 8px;
    }
    .conversion-actions {
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .btn-bar-cta {
      background: linear-gradient(135deg, var(--primary), var(--primary-hover));
      color: #0b0f19;
      font-weight: 800;
      padding: 10px 24px;
      border-radius: 30px;
      font-size: 0.95rem;
      white-space: nowrap;
      box-shadow: 0 4px 15px var(--primary-glow);
    }
    .btn-bar-cta:hover {
      color: #000;
      transform: translateY(-2px);
    }

    /* Footer */
    .site-footer {
      background: #080c14;
      border-top: 1px solid var(--border-line);
      padding: 70px 0 95px;
      color: var(--text-muted);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 50px;
    }
    .footer-brand h4 {
      font-size: 1.25rem;
      font-weight: 800;
      color: #fff;
      margin-bottom: 18px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .footer-brand h4 i {
      color: var(--primary);
    }
    .footer-brand p {
      font-size: 0.9rem;
      line-height: 1.8;
      color: var(--text-muted);
      margin: 0;
    }
    .footer-col h5 {
      font-size: 1rem;
      font-weight: 700;
      color: #fff;
      margin-bottom: 18px;
    }
    .footer-col ul {
      list-style: none;
      margin: 0;
      padding: 0;
    }
    .footer-col ul li {
      margin-bottom: 10px;
    }
    .footer-col ul li a {
      color: var(--text-muted);
      font-size: 0.9rem;
    }
    .footer-col ul li a:hover {
      color: var(--primary);
    }
    .footer-bottom {
      border-top: 1px solid var(--border-line);
      padding-top: 30px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 15px;
      font-size: 0.85rem;
      color: #64748b;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-h1 { font-size: 2.3rem; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .guarantee-grid { grid-template-columns: repeat(2, 1fr); }
      .proof-stat-band { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 768px) {
      .nav-wrap { height: auto; padding: 15px 0; flex-direction: column; gap: 14px; }
      .main-nav-links { flex-wrap: wrap; justify-content: center; gap: 10px; }
      .hero-h1 { font-size: 1.85rem; }
      .scenario-row, .scenario-row.reverse { flex-direction: column; }
      .compare-row { grid-template-columns: 1fr; gap: 10px; }
      .compare-row.head { display: none; }
      .faq-grid { grid-template-columns: 1fr; }
      .form-group-row { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr; }
      .conversion-inner { flex-direction: column; text-align: center; }
      .conversion-title-group { flex-direction: column; gap: 6px; }
    }
    @media (max-width: 520px) {
      .hero-video-stage { padding: 70px 0 60px; min-height: auto; }
      .pulse-play-btn { width: 64px; height: 64px; font-size: 1.5rem; }
      .btn-hero-main, .btn-hero-sub { width: 100%; justify-content: center; }
      .guarantee-grid { grid-template-columns: 1fr; }
      .proof-stat-band { grid-template-columns: 1fr; }
    }