/* roulang page: index */
:root {
      --primary-gradient: linear-gradient(135deg, #059669 0%, #10B981 50%, #06B6D4 100%);
      --primary: #059669;
      --primary-hover: #047857;
      --secondary: #0EA5E9;
      --accent: #F59E0B;
      --bg-main: #F8FAFC;
      --bg-card: #FFFFFF;
      --bg-dark-section: #0F172A;
      --text-main: #0F172A;
      --text-muted: #64748B;
      --border-color: rgba(226, 232, 240, 0.8);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-card: 20px;
      --radius-lg: 32px;
      --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
      --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.04), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
      --shadow-hover: 0 20px 35px -5px rgba(5, 150, 105, 0.12), 0 10px 15px -5px rgba(6, 182, 212, 0.08);
      --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
      background-color: var(--bg-main);
      color: var(--text-main);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

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

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

    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 顶部微型条 */
    .top-bar {
      background: #022c22;
      color: #99f6e4;
      font-size: 12px;
      padding: 6px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .top-bar .container {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
    }
    .top-bar-left, .top-bar-right {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .status-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(16, 185, 129, 0.2);
      color: #34d399;
      padding: 2px 8px;
      border-radius: 9999px;
      font-weight: 500;
    }
    .status-dot {
      width: 6px;
      height: 6px;
      background: #34d399;
      border-radius: 50%;
      box-shadow: 0 0 8px #34d399;
    }

    /* 主导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      transition: var(--transition);
    }
    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .site-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 19px;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: var(--text-main);
    }
    .site-logo .logo-icon {
      width: 36px;
      height: 36px;
      background: var(--primary-gradient);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 18px;
      box-shadow: 0 4px 12px rgba(5, 150, 105, 0.25);
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
    }
    .nav-link {
      font-size: 15px;
      font-weight: 600;
      color: #475569;
      padding: 6px 0;
      position: relative;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--primary);
    }
    .nav-link::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background: var(--primary);
      transition: var(--transition);
      border-radius: 2px;
    }
    .nav-link:hover::after, .nav-link.active::after {
      width: 100%;
    }
    .nav-btn {
      background: var(--primary-gradient);
      color: #fff;
      padding: 10px 22px;
      border-radius: 9999px;
      font-size: 14px;
      font-weight: 600;
      box-shadow: 0 4px 14px rgba(5, 150, 105, 0.3);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .nav-btn:hover {
      box-shadow: 0 6px 20px rgba(5, 150, 105, 0.45);
      transform: translateY(-1px);
    }

    /* 徽章与标签通用 */
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 12px;
      border-radius: 9999px;
      font-size: 13px;
      font-weight: 600;
      background: rgba(16, 185, 129, 0.12);
      color: var(--primary);
      border: 1px solid rgba(16, 185, 129, 0.2);
    }

    /* 通用板块外框 */
    .section-block {
      padding: 88px 0;
      position: relative;
    }
    .section-block.bg-light {
      background-color: #FFFFFF;
    }
    .section-block.bg-dark {
      background-color: var(--bg-dark-section);
      color: #F8FAFC;
    }
    .section-title-wrap {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 56px;
    }
    .section-title {
      font-size: 32px;
      font-weight: 800;
      letter-spacing: -0.5px;
      margin: 12px 0 16px;
      line-height: 1.3;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.7;
    }
    .section-block.bg-dark .section-desc {
      color: #94A3B8;
    }

    /* 1. Hero 板块：创作者主页头图矮版蓝图 */
    #hero {
      position: relative;
      background: #022c22;
      color: #fff;
      padding: 40px 0 60px;
      overflow: hidden;
    }
    .hero-banner-bg {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.25;
      filter: saturate(1.2);
    }
    .hero-inner {
      position: relative;
      z-index: 2;
    }
    .creator-profile-card {
      background: rgba(255, 255, 255, 0.06);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid rgba(255, 255, 255, 0.15);
      border-radius: var(--radius-card);
      padding: 32px;
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
      margin-bottom: 30px;
    }
    .creator-profile-left {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .creator-avatar {
      width: 76px;
      height: 76px;
      border-radius: 50%;
      border: 3px solid #10B981;
      padding: 2px;
      background: #fff;
    }
    .creator-avatar img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      object-fit: cover;
    }
    .creator-info h1 {
      font-size: 24px;
      font-weight: 800;
      color: #fff;
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 6px;
    }
    .creator-info p {
      font-size: 14px;
      color: #99f6e4;
      line-height: 1.5;
    }
    .creator-actions {
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .btn-focus {
      background: #10B981;
      color: #fff;
      padding: 10px 24px;
      border-radius: 9999px;
      font-size: 14px;
      font-weight: 700;
      border: none;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      transition: var(--transition);
    }
    .btn-focus:hover {
      background: #059669;
      transform: translateY(-1px);
    }
    .btn-outline {
      border: 1px solid rgba(255, 255, 255, 0.3);
      color: #fff;
      padding: 10px 22px;
      border-radius: 9999px;
      font-size: 14px;
      font-weight: 600;
    }
    .btn-outline:hover {
      background: rgba(255, 255, 255, 0.1);
    }
    .hero-summary-box {
      background: rgba(15, 23, 42, 0.7);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-md);
      padding: 24px 28px;
    }
    .hero-summary-box p {
      font-size: 15px;
      color: #cbd5e1;
      line-height: 1.8;
      margin-bottom: 20px;
    }
    .hero-badges-strip {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }
    .hero-badge-pill {
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.12);
      color: #38bdf8;
      padding: 6px 16px;
      border-radius: 9999px;
      font-size: 13px;
      font-weight: 600;
    }

    /* 2. 行业痛点 */
    .pains-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .pain-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-card);
      padding: 30px 24px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .pain-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #cbd5e1;
    }
    .pain-icon {
      width: 48px;
      height: 48px;
      background: #fef2f2;
      color: #ef4444;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      font-weight: bold;
      margin-bottom: 20px;
    }
    .pain-card h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-main);
    }
    .pain-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 3. 架构与产品介绍 */
    .product-arch-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .arch-content h3 {
      font-size: 26px;
      font-weight: 800;
      margin-bottom: 20px;
      line-height: 1.4;
    }
    .arch-content p {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .compliance-pill {
      display: inline-block;
      background: #f0fdf4;
      border: 1px solid #bbf7d0;
      color: #166534;
      padding: 10px 18px;
      border-radius: var(--radius-md);
      font-size: 14px;
      font-weight: 600;
      margin-bottom: 24px;
    }
    .arch-visual {
      background: linear-gradient(145deg, #1e293b, #0f172a);
      border-radius: var(--radius-card);
      padding: 28px;
      color: #fff;
      box-shadow: var(--shadow-md);
    }
    .arch-layer {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-md);
      padding: 16px;
      margin-bottom: 14px;
    }
    .arch-layer:last-child {
      margin-bottom: 0;
    }
    .arch-layer-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 8px;
    }
    .arch-layer-title {
      font-size: 14px;
      font-weight: 700;
      color: #38bdf8;
    }
    .arch-layer-tech {
      font-size: 12px;
      color: #94a3b8;
    }
    .arch-layer p {
      font-size: 13px;
      color: #cbd5e1;
      margin: 0;
    }

    /* 4. 核心技术优势（6卡网格） */
    .strengths-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .strength-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-card);
      padding: 32px 28px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }
    .strength-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: var(--primary-gradient);
      opacity: 0;
      transition: var(--transition);
    }
    .strength-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: #cbd5e1;
    }
    .strength-card:hover::before {
      opacity: 1;
    }
    .strength-icon {
      width: 48px;
      height: 48px;
      background: rgba(16, 185, 129, 0.1);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-size: 20px;
      font-weight: 800;
      margin-bottom: 20px;
    }
    .strength-card h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-main);
    }
    .strength-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 5. 热门套件（3张大卡带封面图） */
    .modules-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }
    .module-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-card);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }
    .module-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }
    .module-img-wrap {
      position: relative;
      height: 200px;
      overflow: hidden;
      background: #e2e8f0;
    }
    .module-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .module-card:hover .module-img-wrap img {
      transform: scale(1.05);
    }
    .module-tag {
      position: absolute;
      top: 14px;
      right: 14px;
      background: rgba(15, 23, 42, 0.8);
      color: #38bdf8;
      backdrop-filter: blur(8px);
      font-size: 12px;
      font-weight: 600;
      padding: 4px 10px;
      border-radius: 9999px;
    }
    .module-content {
      padding: 28px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .module-content h3 {
      font-size: 19px;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-main);
    }
    .module-content p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 20px;
      flex-grow: 1;
    }
    .module-list {
      list-style: none;
      padding-top: 16px;
      border-top: 1px solid #f1f5f9;
    }
    .module-list li {
      font-size: 13px;
      color: #475569;
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 8px;
    }
    .module-list li:last-child {
      margin-bottom: 0;
    }
    .dot-check {
      color: var(--primary);
      font-weight: bold;
    }

    /* 6. 四步实施法 */
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }
    .step-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-card);
      padding: 30px 24px;
      box-shadow: var(--shadow-sm);
      position: relative;
    }
    .step-number {
      font-size: 32px;
      font-weight: 900;
      color: #e2e8f0;
      line-height: 1;
      margin-bottom: 16px;
    }
    .step-card h3 {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text-main);
    }
    .step-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 7. 深色理念架构区 */
    .dark-engine-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .dark-engine-text h3 {
      font-size: 26px;
      font-weight: 800;
      margin-bottom: 20px;
      line-height: 1.4;
      color: #fff;
    }
    .dark-engine-text p {
      font-size: 15px;
      color: #94a3b8;
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .engine-metrics {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .engine-metric-item {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-md);
      padding: 16px;
    }
    .engine-metric-item .val {
      font-size: 22px;
      font-weight: 800;
      color: #38bdf8;
      margin-bottom: 4px;
    }
    .engine-metric-item .label {
      font-size: 12px;
      color: #cbd5e1;
    }
    .engine-flow-diagram {
      background: #020617;
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-card);
      padding: 24px;
    }
    .flow-node {
      background: rgba(255, 255, 255, 0.03);
      border-left: 3px solid #10b981;
      padding: 12px 16px;
      margin-bottom: 12px;
      border-radius: 0 8px 8px 0;
    }
    .flow-node:last-child {
      margin-bottom: 0;
    }
    .flow-node-title {
      font-size: 14px;
      font-weight: 700;
      color: #f8fafc;
    }
    .flow-node-desc {
      font-size: 12px;
      color: #64748b;
    }

    /* 8. 关键数据指标横条 */
    .metrics-bar-section {
      background: #042f2e;
      color: #fff;
      padding: 50px 0;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      text-align: center;
    }
    .metric-col-item .num {
      font-size: 40px;
      font-weight: 900;
      letter-spacing: -1px;
      color: #34d399;
      line-height: 1;
      margin-bottom: 8px;
    }
    .metric-col-item .lbl {
      font-size: 14px;
      color: #ccfbf1;
      font-weight: 500;
    }

    /* 9. 客户故事/场景落地 */
    .stories-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .story-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-card);
      padding: 32px 26px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    display: flex;
      flex-direction: column;
    }
    .story-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: #cbd5e1;
    }
    .story-card-top {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 16px;
    }
    .story-badge {
      background: rgba(14, 165, 233, 0.1);
      color: var(--secondary);
      padding: 4px 10px;
      border-radius: 6px;
      font-size: 12px;
      font-weight: 700;
    }
    .story-card h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-main);
    }
    .story-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 18px;
      flex-grow: 1;
    }
    .story-meta {
      font-size: 12px;
      font-weight: 600;
      color: #059669;
      background: #f0fdf4;
      padding: 8px 12px;
      border-radius: 8px;
    }

    /* 10. 适用人群与角色 */
    .audience-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .audience-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-card);
      padding: 28px 20px;
      text-align: center;
      transition: var(--transition);
      box-shadow: var(--shadow-sm);
    }
    .audience-card:hover {
      transform: translateY(-4px);
      border-color: var(--primary);
    }
    .audience-avatar-box {
      width: 56px;
      height: 56px;
      border-radius: 50%;
      background: var(--primary-gradient);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      font-weight: 800;
      margin: 0 auto 16px;
      box-shadow: 0 4px 12px rgba(5, 150, 105, 0.2);
    }
    .audience-card h3 {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text-main);
    }
    .audience-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 11. 用户口碑 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .review-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-card);
      padding: 32px 28px;
      box-shadow: var(--shadow-sm);
      position: relative;
    }
    .review-stars {
      color: #f59e0b;
      font-size: 14px;
      margin-bottom: 14px;
      letter-spacing: 2px;
    }
    .review-card blockquote {
      font-size: 14px;
      color: #334155;
      line-height: 1.7;
      margin-bottom: 20px;
      font-style: italic;
    }
    .reviewer-info {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid #f1f5f9;
      padding-top: 16px;
    }
    .reviewer-avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: #e2e8f0;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: #0f172a;
    }
    .reviewer-name {
      font-size: 14px;
      font-weight: 700;
      color: var(--text-main);
    }
    .reviewer-title {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 12. 行业洞察 */
    .insights-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .insight-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-card);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .insight-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
    }
    .insight-thumb {
      height: 180px;
      overflow: hidden;
      background: #e2e8f0;
    }
    .insight-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .insight-card:hover .insight-thumb img {
      transform: scale(1.05);
    }
    .insight-body {
      padding: 24px;
    }
    .insight-date {
      font-size: 12px;
      color: #94a3b8;
      margin-bottom: 8px;
    }
    .insight-body h3 {
      font-size: 17px;
      font-weight: 700;
      line-height: 1.4;
      margin-bottom: 10px;
      color: var(--text-main);
    }
    .insight-body p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 13. FAQ 手风琴 */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: var(--transition);
    }
    .faq-item:hover {
      border-color: #cbd5e1;
    }
    .faq-item summary {
      padding: 20px 24px;
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
      cursor: pointer;
      list-style: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .faq-item summary::-webkit-details-marker {
      display: none;
    }
    .faq-item summary::after {
      content: '+';
      font-size: 20px;
      color: var(--primary);
      font-weight: bold;
      transition: transform 0.3s;
    }
    .faq-item[open] summary::after {
      content: '−';
      transform: rotate(180deg);
    }
    .faq-content {
      padding: 0 24px 22px;
      font-size: 14px;
      color: #475569;
      line-height: 1.7;
    }

    /* 转化条 */
    .cta-strip {
      background: var(--primary-gradient);
      color: #fff;
      padding: 64px 0;
      text-align: center;
    }
    .cta-inner {
      max-width: 800px;
      margin: 0 auto;
    }
    .cta-title {
      font-size: 32px;
      font-weight: 800;
      margin-bottom: 16px;
    }
    .cta-subtitle {
      font-size: 16px;
      color: #e0f2fe;
      margin-bottom: 32px;
      line-height: 1.6;
    }
    .cta-btn-white {
      background: #ffffff;
      color: #065f46;
      padding: 14px 36px;
      border-radius: 9999px;
      font-size: 16px;
      font-weight: 700;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    }
    .cta-btn-white:hover {
      background: #f8fafc;
      transform: translateY(-2px);
      box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    }

    /* 页脚 */
    .site-footer {
      background: #090d16;
      color: #94a3b8;
      padding: 72px 0 32px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 14px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 56px;
    }
    .footer-brand h4 {
      font-size: 18px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 16px;
    }
    .footer-brand p {
      font-size: 13px;
      line-height: 1.8;
      color: #64748b;
      margin-bottom: 20px;
    }
    .footer-col h5 {
      font-size: 15px;
      font-weight: 700;
      color: #f8fafc;
      margin-bottom: 20px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 12px;
    }
    .footer-links a:hover {
      color: #38bdf8;
    }
    .footer-contact p {
      font-size: 13px;
      line-height: 1.8;
      color: #64748b;
      margin-bottom: 8px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 28px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      font-size: 12px;
      color: #475569;
    }

    /* 响应式样式断点 */
    @media (max-width: 1024px) {
      .pains-grid, .steps-grid, .audience-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .strengths-grid, .modules-grid, .stories-grid, .reviews-grid, .insights-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .product-arch-wrap, .dark-engine-wrap {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .nav-links {
        display: none;
      }
      .pains-grid, .strengths-grid, .modules-grid, .steps-grid, .stories-grid, .audience-grid, .reviews-grid, .insights-grid, .metrics-grid, .footer-grid {
        grid-template-columns: 1fr;
      }
      .creator-profile-card {
        flex-direction: column;
        align-items: flex-start;
      }
      .creator-actions {
        width: 100%;
        justify-content: flex-start;
      }
      .section-block {
        padding: 56px 0;
      }
      .section-title {
        font-size: 26px;
      }
      .cta-title {
        font-size: 24px;
      }
    }