/* roulang page: index */
:root {
      --primary: #1E56A0;
      --primary-hover: #16437E;
      --secondary: #3B82F6;
      --accent: #16C79A;
      --accent-hover: #12A57F;
      --dark-slate: #0F172A;
      --text-main: #1E293B;
      --text-muted: #475569;
      --bg-light: #F8FAFC;
      --bg-alt: #F1F5F9;
      --card-bg: #FFFFFF;
      --border-color: #E2E8F0;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 18px;
      --shadow-sm: 0 2px 8px rgba(30, 86, 160, 0.04);
      --shadow-md: 0 4px 20px -2px rgba(30, 86, 160, 0.06);
      --shadow-lg: 0 14px 32px -4px rgba(30, 86, 160, 0.12);
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

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

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

    body {
      font-family: var(--font-stack);
      color: var(--text-main);
      background-color: var(--bg-light);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

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

    button, input, select, textarea {
      font-family: inherit;
    }

    .container {
      width: 100%;
      max-width: 1260px;
      margin: 0 auto;
      padding: 0 20px;
    }

    /* Top Bar */
    .top-bar {
      background-color: #0d2342;
      color: #cbd5e1;
      font-size: 0.85rem;
      padding: 8px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
    }
    .top-info span {
      margin-right: 18px;
    }
    .top-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--accent);
    }

    /* Main Header */
    .site-header {
      background-color: #ffffff;
      position: sticky;
      top: 0;
      z-index: 1000;
      box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
      border-bottom: 1px solid var(--border-color);
    }
    .header-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 74px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.35rem;
      font-weight: 700;
      color: var(--primary);
      letter-spacing: -0.5px;
    }
    .brand-logo-icon {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-weight: 900;
      font-size: 1.1rem;
    }

    .nav-menu {
      display: flex;
      align-items: center;
      gap: 26px;
      list-style: none;
    }
    .nav-item a {
      font-weight: 500;
      font-size: 0.95rem;
      color: var(--text-main);
      padding: 6px 0;
      position: relative;
    }
    .nav-item a:hover {
      color: var(--primary);
    }
    .nav-item a.active {
      color: var(--primary);
      font-weight: 600;
    }
    .nav-item a.active::after {
      content: '';
      position: absolute;
      bottom: -2px;
      left: 0;
      width: 100%;
      height: 2px;
      background-color: var(--primary);
      border-radius: 2px;
    }

    .btn-header {
      background-color: var(--primary);
      color: #ffffff;
      font-size: 0.9rem;
      font-weight: 600;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      border: 1px solid transparent;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      cursor: pointer;
    }
    .btn-header:hover {
      background-color: var(--primary-hover);
      box-shadow: 0 4px 12px rgba(30, 86, 160, 0.25);
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      color: var(--text-main);
      cursor: pointer;
    }

    /* Common Section Styles */
    section {
      padding: 80px 0;
      position: relative;
    }
    .section-light {
      background-color: #ffffff;
    }
    .section-alt {
      background-color: var(--bg-alt);
    }
    .section-dark {
      background-color: var(--dark-slate);
      color: #f8fafc;
    }

    .section-header {
      text-align: center;
      max-width: 820px;
      margin: 0 auto 52px;
    }
    .section-tag {
      display: inline-block;
      font-size: 0.82rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary);
      background-color: rgba(30, 86, 160, 0.08);
      padding: 4px 14px;
      border-radius: 30px;
      margin-bottom: 14px;
    }
    .section-dark .section-tag {
      background-color: rgba(22, 199, 154, 0.15);
      color: var(--accent);
    }
    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 16px;
      color: var(--text-main);
    }
    .section-dark .section-title {
      color: #ffffff;
    }
    .section-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.7;
    }
    .section-dark .section-desc {
      color: #94a3b8;
    }

    /* Hero Section (Blueprint: 预约到店+卖点+时段选择视觉+CTA) */
    .hero-section {
      background: linear-gradient(to right, rgba(15, 23, 42, 0.92), rgba(30, 86, 160, 0.85)), url('/assets/images/a3f7e6324f1810ad.jpg') center/cover no-repeat;
      color: #ffffff;
      padding: 90px 0 100px;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 48px;
      align-items: center;
    }
    .hero-content h1 {
      font-size: 2.65rem;
      font-weight: 800;
      line-height: 1.25;
      margin-bottom: 22px;
      letter-spacing: -0.5px;
    }
    .hero-content .hero-desc {
      font-size: 1.12rem;
      color: #cbd5e1;
      line-height: 1.75;
      margin-bottom: 32px;
    }
    .hero-features {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-bottom: 36px;
    }
    .hero-feature-item {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.95rem;
      color: #e2e8f0;
    }
    .hero-feature-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background-color: var(--accent);
    }

    .hero-booking-card {
      background: #ffffff;
      color: var(--text-main);
      border-radius: var(--radius-lg);
      padding: 34px 30px;
      box-shadow: 0 20px 45px rgba(0, 0, 0, 0.28);
    }
    .hero-booking-card h2 {
      font-size: 1.35rem;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 8px;
    }
    .hero-booking-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      margin-bottom: 22px;
    }
    .form-group {
      margin-bottom: 16px;
    }
    .form-label {
      display: block;
      font-size: 0.85rem;
      font-weight: 600;
      margin-bottom: 6px;
      color: #334155;
    }
    .form-control {
      width: 100%;
      padding: 10px 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      outline: none;
      transition: border-color 0.2s;
    }
    .form-control:focus {
      border-color: var(--primary);
    }
    .slot-selector {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 8px;
      margin-bottom: 18px;
    }
    .slot-pill {
      text-align: center;
      padding: 8px 4px;
      font-size: 0.8rem;
      border: 1px solid #cbd5e1;
      border-radius: var(--radius-sm);
      cursor: pointer;
      font-weight: 500;
      color: #475569;
      background: #f8fafc;
      transition: all 0.2s ease;
    }
    .slot-pill.active, .slot-pill:hover {
      background-color: rgba(30, 86, 160, 0.08);
      border-color: var(--primary);
      color: var(--primary);
      font-weight: 600;
    }
    .btn-submit-hero {
      width: 100%;
      background-color: var(--accent);
      color: #032b21;
      font-size: 1rem;
      font-weight: 700;
      padding: 13px;
      border: none;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: background-color 0.2s, transform 0.15s;
    }
    .btn-submit-hero:hover {
      background-color: var(--accent-hover);
      color: #ffffff;
      transform: translateY(-1px);
    }

    /* Section 2: 方案分级矩阵 (课程/服务矩阵) */
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .service-card {
      background: var(--card-bg);
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-md);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
    }
    .service-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
      border-color: rgba(30, 86, 160, 0.3);
    }
    .service-thumb {
      height: 190px;
      width: 100%;
      overflow: hidden;
    }
    .service-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .service-card:hover .service-thumb img {
      transform: scale(1.04);
    }
    .service-body {
      padding: 24px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .service-tag {
      display: inline-block;
      font-size: 0.78rem;
      font-weight: 600;
      color: var(--secondary);
      margin-bottom: 8px;
    }
    .service-title {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-main);
    }
    .service-text {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 20px;
      flex: 1;
    }
    .service-meta {
      padding-top: 14px;
      border-top: 1px solid var(--border-color);
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--primary);
    }

    /* Section 3: 康复体系大纲与临床阶段 (大纲目录) */
    .timeline-syllabus {
      display: flex;
      flex-direction: column;
      gap: 20px;
      max-width: 900px;
      margin: 0 auto;
    }
    .syllabus-step {
      display: grid;
      grid-template-columns: 120px 1fr;
      background: var(--card-bg);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: border-color 0.2s;
    }
    .syllabus-step:hover {
      border-color: var(--secondary);
    }
    .step-badge-col {
      background: #eff6ff;
      border-right: 1px solid var(--border-color);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 16px;
      text-align: center;
    }
    .step-num {
      font-size: 1.6rem;
      font-weight: 800;
      color: var(--primary);
    }
    .step-label {
      font-size: 0.8rem;
      font-weight: 600;
      color: var(--text-muted);
      margin-top: 4px;
    }
    .step-content {
      padding: 22px 28px;
    }
    .step-content h3 {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 8px;
      color: var(--text-main);
    }
    .step-content p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .step-items {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 12px;
    }
    .step-item-tag {
      font-size: 0.75rem;
      background: #f1f5f9;
      color: #334155;
      padding: 3px 10px;
      border-radius: 4px;
    }

    /* Section 4: 医疗医学顾问背书 (讲师背书) */
    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .expert-card {
      background: var(--card-bg);
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      padding: 26px 20px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      transition: transform 0.2s ease, box-shadow 0.2s ease;
    }
    .expert-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
    }
    .expert-avatar {
      width: 90px;
      height: 90px;
      border-radius: 50%;
      margin: 0 auto 16px;
      overflow: hidden;
      border: 3px solid #e0e7ff;
    }
    .expert-avatar img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .expert-name {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 4px;
    }
    .expert-title {
      font-size: 0.82rem;
      color: var(--secondary);
      font-weight: 600;
      margin-bottom: 12px;
    }
    .expert-desc {
      font-size: 0.85rem;
      color: var(--text-muted);
      line-height: 1.55;
    }

    /* Section 5: 学员与运动队康复实录 (学员成果) */
    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 32px;
    }
    .case-card {
      background: var(--card-bg);
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      overflow: hidden;
      box-shadow: var(--shadow-md);
      display: flex;
      flex-direction: column;
    }
    .case-thumb {
      height: 220px;
      position: relative;
    }
    .case-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .case-badge {
      position: absolute;
      bottom: 14px;
      left: 14px;
      background: rgba(15, 23, 42, 0.85);
      color: #fff;
      padding: 4px 12px;
      border-radius: var(--radius-sm);
      font-size: 0.8rem;
      font-weight: 600;
    }
    .case-body {
      padding: 26px;
      flex: 1;
    }
    .case-body h3 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-main);
    }
    .case-body p {
      font-size: 0.92rem;
      color: var(--text-muted);
      margin-bottom: 16px;
      line-height: 1.65;
    }
    .case-stats-bar {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
      background: #f8fafc;
      padding: 12px;
      border-radius: var(--radius-sm);
      text-align: center;
    }
    .case-stat-num {
      font-size: 1.15rem;
      font-weight: 800;
      color: var(--primary);
    }
    .case-stat-label {
      font-size: 0.75rem;
      color: var(--text-muted);
    }

    /* Section 6: 动作功能筛查体验 (试听入口/测试体验) */
    .trial-box {
      background: linear-gradient(135deg, #1e56a0, #0f172a);
      border-radius: var(--radius-lg);
      padding: 48px 40px;
      color: #fff;
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 36px;
      align-items: center;
    }
    .trial-box h2 {
      font-size: 2rem;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 16px;
    }
    .trial-box p {
      color: #cbd5e1;
      font-size: 1rem;
      line-height: 1.7;
      margin-bottom: 24px;
    }
    .trial-checklist {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin-bottom: 28px;
    }
    .trial-checklist li {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.92rem;
      color: #e2e8f0;
    }
    .check-icon {
      width: 18px;
      height: 18px;
      border-radius: 50%;
      background: var(--accent);
      color: #032b21;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.7rem;
      font-weight: 900;
    }
    .trial-interactive-panel {
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.15);
      backdrop-filter: blur(8px);
      border-radius: var(--radius-md);
      padding: 30px;
    }
    .trial-interactive-panel h3 {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 14px;
      color: #ffffff;
    }
    .trial-select-group {
      margin-bottom: 16px;
    }
    .trial-select-group select {
      width: 100%;
      padding: 10px 14px;
      background: rgba(255, 255, 255, 0.95);
      border: none;
      border-radius: var(--radius-sm);
      font-size: 0.9rem;
      color: #0f172a;
      outline: none;
    }

    /* Section 7: 数字化架构与力学模型 (技术与卖点三连) */
    .metric-three-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .feature-card-tri {
      background: #ffffff;
      padding: 34px 28px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      text-align: left;
      transition: border-color 0.2s ease, transform 0.2s ease;
    }
    .feature-card-tri:hover {
      border-color: var(--primary);
      transform: translateY(-4px);
    }
    .feature-tri-icon {
      width: 52px;
      height: 52px;
      background: #eff6ff;
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      color: var(--primary);
      margin-bottom: 20px;
    }
    .feature-card-tri h3 {
      font-size: 1.22rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-main);
    }
    .feature-card-tri p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* Section 8: 损伤数据指标分析条 (数据分析) */
    .stats-bar-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      text-align: center;
    }
    .stat-counter-box {
      background: #ffffff;
      padding: 32px 20px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .stat-counter-num {
      font-size: 2.6rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
      margin-bottom: 8px;
    }
    .stat-counter-box:nth-child(2) .stat-counter-num {
      color: var(--accent);
    }
    .stat-counter-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 4px;
    }
    .stat-counter-desc {
      font-size: 0.82rem;
      color: var(--text-muted);
    }

    /* Section 9: 科学防护与医学资讯 (资讯) */
    .grid-3-news {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .news-card {
      background: var(--card-bg);
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }
    .news-thumb {
      height: 180px;
      overflow: hidden;
    }
    .news-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s;
    }
    .news-card:hover .news-thumb img {
      transform: scale(1.05);
    }
    .news-content {
      padding: 22px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .news-meta-row {
      display: flex;
      justify-content: space-between;
      font-size: 0.78rem;
      color: #94a3b8;
      margin-bottom: 10px;
    }
    .news-badge {
      color: var(--primary);
      font-weight: 600;
    }
    .news-title {
      font-size: 1.15rem;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text-main);
      line-height: 1.4;
    }
    .news-excerpt {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
      flex: 1;
      margin-bottom: 14px;
    }
    .news-link {
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* Section 10: 运动医学实验室与生态背书 (合作伙伴) */
    .partner-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 20px;
      align-items: center;
    }
    .partner-item {
      background: #ffffff;
      padding: 20px;
      text-align: center;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border-color);
      font-size: 0.9rem;
      font-weight: 600;
      color: #64748b;
      box-shadow: 0 2px 6px rgba(0,0,0,0.02);
      transition: all 0.2s ease;
    }
    .partner-item:hover {
      color: var(--primary);
      border-color: var(--primary);
      transform: translateY(-2px);
    }

    /* Section 11: 常见问题解答 (FAQ) */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }
    .faq-question {
      padding: 20px 24px;
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: #ffffff;
      user-select: none;
    }
    .faq-question:hover {
      background: #f8fafc;
    }
    .faq-icon {
      font-size: 1.2rem;
      color: var(--primary);
      font-weight: 400;
    }
    .faq-answer {
      padding: 0 24px 22px;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* Section 12: 方案建档与立即预约行动区 (立即报名) */
    .signup-section {
      background: linear-gradient(135deg, #0f172a 0%, #1e56a0 100%);
      color: #ffffff;
    }
    .signup-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
    }
    .signup-info h2 {
      font-size: 2.3rem;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 20px;
    }
    .signup-info p {
      font-size: 1.05rem;
      color: #cbd5e1;
      line-height: 1.7;
      margin-bottom: 30px;
    }
    .contact-channels {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .channel-row {
      display: flex;
      align-items: center;
      gap: 14px;
      font-size: 0.95rem;
      color: #e2e8f0;
    }
    .channel-tag {
      width: 32px;
      height: 32px;
      background: rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--accent);
      font-weight: 700;
    }

    .form-card-signup {
      background: #ffffff;
      color: var(--text-main);
      padding: 38px 34px;
      border-radius: var(--radius-lg);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.25);
    }
    .form-card-signup h3 {
      font-size: 1.35rem;
      font-weight: 700;
      margin-bottom: 6px;
      color: var(--primary);
    }
    .form-card-signup p {
      font-size: 0.88rem;
      color: var(--text-muted);
      margin-bottom: 24px;
    }
    .btn-action-large {
      width: 100%;
      background-color: var(--primary);
      color: #ffffff;
      padding: 14px;
      font-size: 1.05rem;
      font-weight: 700;
      border: none;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: background-color 0.25s, box-shadow 0.2s;
      margin-top: 10px;
    }
    .btn-action-large:hover {
      background-color: var(--primary-hover);
      box-shadow: 0 6px 18px rgba(30, 86, 160, 0.3);
    }

    /* Footer */
    .site-footer {
      background-color: #0b1120;
      color: #94a3b8;
      font-size: 0.88rem;
      padding: 70px 0 30px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 50px;
    }
    .footer-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.25rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 18px;
    }
    .footer-desc {
      line-height: 1.7;
      margin-bottom: 20px;
      color: #64748b;
    }
    .footer-title {
      font-size: 1rem;
      font-weight: 700;
      color: #ffffff;
      margin-bottom: 20px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a {
      color: #94a3b8;
    }
    .footer-links a:hover {
      color: #ffffff;
      padding-left: 4px;
    }
    .disclaimer-box {
      font-size: 0.82rem;
      line-height: 1.6;
      color: #64748b;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 30px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 14px;
      font-size: 0.82rem;
    }
    .footer-cr a {
      color: #94a3b8;
    }
    .footer-cr a:hover {
      color: #ffffff;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .hero-grid, .signup-wrap {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      .grid-3, .grid-3-news {
        grid-template-columns: repeat(2, 1fr);
      }
      .grid-4, .stats-bar-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .partner-grid {
        grid-template-columns: repeat(3, 1fr);
      }
      .trial-box {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .mobile-menu-btn {
        display: block;
      }
      .nav-menu {
        display: none;
        position: absolute;
        top: 74px;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 20px;
        gap: 16px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 8px 20px rgba(0,0,0,0.06);
      }
      .nav-menu.open {
        display: flex;
      }
      .btn-header {
        display: none;
      }
      .hero-content h1 {
        font-size: 2.1rem;
      }
      .grid-3, .grid-3-news, .grid-2 {
        grid-template-columns: 1fr;
      }
      .metric-three-grid {
        grid-template-columns: 1fr;
      }
      .syllabus-step {
        grid-template-columns: 1fr;
      }
      .step-badge-col {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 12px;
      }
      .stats-bar-grid {
        grid-template-columns: 1fr;
      }
      .partner-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .slot-selector {
        grid-template-columns: repeat(2, 1fr);
      }
    }