/* roulang page: index */
:root {
      --primary: #0a1e3f;
      --primary-light: #12294e;
      --primary-dark: #060f26;
      --accent: #f0b90b;
      --accent-hover: #d4a208;
      --accent-soft: #fff8e1;
      --bg: #f6f8fc;
      --bg-alt: #eef2f9;
      --text: #1e293b;
      --text-light: #64748b;
      --border: #e2e8f0;
      --white: #ffffff;
      --radius-lg: 24px;
      --radius-md: 16px;
      --radius-sm: 10px;
      --shadow: 0 10px 30px rgba(2, 12, 27, 0.08);
      --shadow-hover: 0 18px 44px rgba(2, 12, 27, 0.14);
      --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
      --container: 1200px;
      --space: 100px;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
      font-size: 16px;
      line-height: 1.75;
      background: var(--bg);
      color: var(--text);
      -webkit-font-smoothing: antialiased;
    }

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

    a {
      text-decoration: none;
      color: inherit;
    }

    ul,
    ol {
      list-style: none;
    }

    button,
    input {
      font-family: inherit;
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 28px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 600;
      line-height: 1.4;
      border: 2px solid transparent;
      cursor: pointer;
      transition: all var(--transition);
      white-space: nowrap;
    }

    .btn:focus-visible {
      outline: 3px solid rgba(240, 185, 11, 0.6);
      outline-offset: 2px;
    }

    .btn-primary {
      background: var(--primary);
      color: var(--white);
      border-color: var(--primary);
    }

    .btn-primary:hover {
      background: var(--primary-light);
      border-color: var(--primary-light);
      transform: translateY(-2px);
      box-shadow: 0 10px 24px rgba(10, 30, 63, 0.25);
    }

    .btn-accent {
      background: var(--accent);
      color: var(--primary-dark);
      border-color: var(--accent);
    }

    .btn-accent:hover {
      background: var(--accent-hover);
      border-color: var(--accent-hover);
      transform: translateY(-2px);
      box-shadow: 0 10px 24px rgba(240, 185, 11, 0.35);
    }

    .btn-outline-light {
      background: transparent;
      color: var(--white);
      border-color: rgba(255, 255, 255, 0.8);
    }

    .btn-outline-light:hover {
      background: rgba(255, 255, 255, 0.12);
      border-color: var(--white);
      transform: translateY(-2px);
    }

    .btn-lg {
      padding: 16px 38px;
      font-size: 16px;
    }

    .btn:active {
      transform: translateY(1px) scale(0.98);
    }

    .tag {
      display: inline-block;
      padding: 5px 14px;
      border-radius: 999px;
      background: var(--accent-soft);
      color: var(--primary);
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 0.4px;
      border: 1px solid rgba(240, 185, 11, 0.35);
    }

    .badge {
      display: inline-block;
      padding: 4px 14px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 600;
      background: rgba(255, 255, 255, 0.16);
      color: var(--white);
      backdrop-filter: blur(4px);
      border: 1px solid rgba(255, 255, 255, 0.28);
    }

    /* ===== Header ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--border);
      box-shadow: 0 4px 18px rgba(2, 12, 27, 0.05);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 76px;
      gap: 24px;
    }

    .logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      font-size: 20px;
      color: var(--primary);
      letter-spacing: 0.5px;
    }

    .logo-mark {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 38px;
      height: 38px;
      border-radius: 12px;
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      color: var(--accent);
      font-size: 18px;
      box-shadow: 0 4px 12px rgba(10, 30, 63, 0.25);
    }

    .logo-text {
      line-height: 1.2;
    }

    .logo-accent {
      color: var(--accent-hover);
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 32px;
    }

    .nav-list {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .nav-link {
      display: inline-block;
      padding: 10px 18px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text);
      transition: all var(--transition);
    }

    .nav-link:hover {
      background: var(--bg-alt);
      color: var(--primary);
    }

    .nav-link.active {
      background: var(--primary);
      color: var(--white);
      font-weight: 600;
    }

    .btn-nav {
      padding: 10px 24px;
      font-size: 14px;
    }

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 22px;
      color: var(--primary);
      padding: 8px;
      border-radius: 10px;
      cursor: pointer;
    }

    /* ===== Hero ===== */
    .hero {
      position: relative;
      padding: 120px 0 140px;
      background: linear-gradient(rgba(6, 15, 38, 0.72), rgba(10, 30, 63, 0.82)),
        url('/assets/images/backpic/back-1.png') center/cover no-repeat;
      color: var(--white);
      overflow: hidden;
    }

    .hero::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 160px;
      background: linear-gradient(to top, rgba(6, 15, 38, 0.9), transparent);
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: 1.3fr 0.7fr;
      gap: 48px;
      align-items: center;
    }

    .hero-badge {
      margin-bottom: 22px;
    }

    .hero h1 {
      font-size: clamp(42px, 6vw, 72px);
      font-weight: 900;
      line-height: 1.15;
      letter-spacing: 1px;
      margin-bottom: 20px;
      text-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
    }

    .hero-sub {
      font-size: 18px;
      line-height: 1.85;
      color: rgba(255, 255, 255, 0.88);
      max-width: 560px;
      margin-bottom: 32px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 38px;
    }

    .hero-search {
      display: flex;
      align-items: center;
      gap: 4px;
      background: rgba(255, 255, 255, 0.14);
      border: 1px solid rgba(255, 255, 255, 0.28);
      border-radius: 999px;
      padding: 6px;
      max-width: 480px;
      backdrop-filter: blur(8px);
    }

    .hero-search i {
      padding-left: 16px;
      color: rgba(255, 255, 255, 0.7);
      font-size: 14px;
    }

    .hero-search input {
      flex: 1;
      background: transparent;
      border: none;
      outline: none;
      color: var(--white);
      font-size: 15px;
      padding: 10px 12px;
    }

    .hero-search input::placeholder {
      color: rgba(255, 255, 255, 0.6);
    }

    .hero-search input:focus-visible {
      outline: 2px solid rgba(255, 255, 255, 0.4);
      border-radius: 999px;
    }

    .hero-search .btn {
      padding: 10px 24px;
      font-size: 14px;
    }

    .hero-stats {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    .stat-card {
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.22);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      text-align: center;
      backdrop-filter: blur(6px);
      transition: all var(--transition);
    }

    .stat-card:hover {
      background: rgba(255, 255, 255, 0.18);
      transform: translateY(-4px);
    }

    .stat-card strong {
      display: block;
      font-size: 32px;
      font-weight: 800;
      color: var(--accent);
      line-height: 1.2;
    }

    .stat-card span {
      display: block;
      margin-top: 4px;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.78);
      letter-spacing: 1px;
    }

    /* ===== Section base ===== */
    .section {
      padding: var(--space) 0;
    }

    .section-head {
      max-width: 720px;
      margin: 0 auto 56px;
      text-align: center;
    }

    .section-head .tag {
      margin-bottom: 14px;
    }

    .section-head h2 {
      font-size: clamp(28px, 4vw, 40px);
      font-weight: 800;
      color: var(--primary);
      line-height: 1.3;
      margin: 10px 0 14px;
    }

    .section-head p {
      font-size: 16px;
      color: var(--text-light);
      line-height: 1.8;
    }

    /* ===== Features ===== */
    .features-section {
      background: var(--white);
    }

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

    .feature-card {
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 40px 32px;
      transition: all var(--transition);
      position: relative;
      overflow: hidden;
    }

    .feature-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 4px;
      background: linear-gradient(90deg, var(--accent), var(--accent-hover));
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.4s ease;
    }

    .feature-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(240, 185, 11, 0.3);
    }

    .feature-card:hover::before {
      transform: scaleX(1);
    }

    .feature-icon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 56px;
      height: 56px;
      border-radius: 16px;
      background: var(--primary);
      color: var(--accent);
      font-size: 22px;
      margin-bottom: 22px;
    }

    .feature-card h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 10px;
    }

    .feature-card p {
      color: var(--text-light);
      font-size: 15px;
      line-height: 1.75;
      margin-bottom: 18px;
    }

    .card-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-weight: 600;
      color: var(--accent-hover);
      font-size: 14px;
      transition: gap var(--transition);
    }

    .card-link:hover {
      gap: 12px;
      color: var(--primary);
    }

    /* ===== Categories ===== */
    .categories-section {
      background: var(--bg);
    }

    .category-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
    }

    .category-card {
      position: relative;
      display: block;
      border-radius: var(--radius-lg);
      overflow: hidden;
      min-height: 320px;
      box-shadow: var(--shadow);
      transition: all var(--transition);
    }

    .category-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }

    .category-card img {
      width: 100%;
      height: 100%;
      min-height: 320px;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .category-card:hover img {
      transform: scale(1.05);
    }

    .category-card::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, rgba(6, 15, 38, 0.75), rgba(6, 15, 38, 0.1));
    }

    .category-content {
      position: absolute;
      z-index: 2;
      left: 0;
      right: 0;
      bottom: 0;
      padding: 32px;
      color: var(--white);
    }

    .category-content .tag {
      margin-bottom: 12px;
    }

    .category-content h3 {
      font-size: 26px;
      font-weight: 800;
      margin-bottom: 8px;
    }

    .category-content p {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.82);
      margin-bottom: 16px;
      max-width: 360px;
    }

    .category-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-weight: 600;
      font-size: 15px;
      border-bottom: 2px solid var(--accent);
      padding-bottom: 4px;
      transition: gap var(--transition);
    }

    .category-card:hover .category-link {
      gap: 12px;
    }

    /* ===== News ===== */
    .news-section {
      background: var(--white);
    }

    .news-list {
      display: grid;
      gap: 18px;
      max-width: 1000px;
      margin: 0 auto;
    }

    .news-item {
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 28px 32px;
      transition: all var(--transition);
      position: relative;
    }

    .news-item:hover {
      transform: translateX(4px);
      box-shadow: var(--shadow);
      border-color: rgba(10, 30, 63, 0.18);
    }

    .news-meta {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-bottom: 8px;
    }

    .news-cat {
      display: inline-block;
      background: var(--primary);
      color: var(--white);
      font-size: 12px;
      font-weight: 600;
      padding: 3px 12px;
      border-radius: 999px;
      letter-spacing: 0.3px;
    }

    .news-meta time {
      font-size: 13px;
      color: var(--text-light);
    }

    .news-item h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 6px;
    }

    .news-item h3 a {
      color: var(--text);
      transition: color var(--transition);
    }

    .news-item h3 a:hover {
      color: var(--accent-hover);
    }

    .news-item p {
      color: var(--text-light);
      font-size: 15px;
      margin-bottom: 12px;
      line-height: 1.7;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .read-more {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 14px;
      font-weight: 600;
      color: var(--primary);
      transition: gap var(--transition);
    }

    .read-more:hover {
      gap: 12px;
      color: var(--accent-hover);
    }

    .news-empty {
      background: var(--bg);
      border: 1px dashed var(--border);
      border-radius: var(--radius-md);
      padding: 56px 24px;
      text-align: center;
      color: var(--text-light);
    }

    .news-empty i {
      font-size: 34px;
      color: #b6c2d4;
      margin-bottom: 12px;
    }

    .news-empty p {
      font-size: 15px;
    }

    /* ===== Steps ===== */
    .steps-section {
      background: linear-gradient(rgba(6, 15, 38, 0.82), rgba(10, 30, 63, 0.9)),
        url('/assets/images/backpic/back-2.png') center/cover no-repeat;
      color: var(--white);
    }

    .steps-section .section-head h2 {
      color: var(--white);
    }

    .steps-section .section-head p {
      color: rgba(255, 255, 255, 0.74);
    }

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

    .step-card {
      background: rgba(255, 255, 255, 0.07);
      border: 1px solid rgba(255, 255, 255, 0.16);
      border-radius: var(--radius-lg);
      padding: 38px 30px;
      text-align: center;
      backdrop-filter: blur(6px);
      transition: all var(--transition);
    }

    .step-card:hover {
      background: rgba(255, 255, 255, 0.13);
      transform: translateY(-4px);
    }

    .step-num {
      display: inline-block;
      font-size: 42px;
      font-weight: 900;
      color: var(--accent);
      line-height: 1;
      margin-bottom: 18px;
    }

    .step-card h3 {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 10px;
    }

    .step-card p {
      color: rgba(255, 255, 255, 0.75);
      font-size: 14px;
      line-height: 1.7;
    }

    /* ===== Recommend ===== */
    .recommend-section {
      background: var(--bg);
    }

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

    .mag-card {
      background: var(--white);
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
      transition: all var(--transition);
    }

    .mag-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }

    .mag-card img {
      width: 100%;
      height: 200px;
      object-fit: cover;
    }

    .mag-content {
      padding: 26px 24px 30px;
    }

    .mag-content .tag {
      margin-bottom: 12px;
    }

    .mag-content h3 {
      font-size: 18px;
      font-weight: 700;
      color: var(--primary);
      line-height: 1.45;
      margin-bottom: 10px;
    }

    .mag-content p {
      color: var(--text-light);
      font-size: 14px;
      line-height: 1.7;
      margin-bottom: 16px;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .mag-content a {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-weight: 600;
      font-size: 14px;
      color: var(--accent-hover);
      transition: gap var(--transition);
    }

    .mag-content a:hover {
      gap: 12px;
      color: var(--primary);
    }

    /* ===== FAQ ===== */
    .faq-section {
      background: var(--white);
    }

    .faq-list {
      max-width: 840px;
      margin: 0 auto;
      display: grid;
      gap: 14px;
    }

    .faq-item {
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: all var(--transition);
    }

    .faq-item:hover {
      border-color: rgba(10, 30, 63, 0.22);
    }

    .faq-item summary {
      padding: 22px 28px;
      font-size: 16px;
      font-weight: 600;
      color: var(--primary);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      list-style: none;
      transition: background var(--transition);
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

    .faq-item summary::after {
      content: '\f078';
      font-family: 'Font Awesome 6 Free';
      font-weight: 900;
      color: var(--text-light);
      font-size: 14px;
      transition: transform var(--transition);
    }

    .faq-item[open] summary {
      background: rgba(240, 185, 11, 0.08);
    }

    .faq-item[open] summary::after {
      transform: rotate(180deg);
    }

    .faq-item p {
      padding: 0 28px 24px;
      color: var(--text-light);
      font-size: 15px;
      line-height: 1.8;
    }

    /* ===== CTA ===== */
    .cta-section {
      padding: 110px 0;
      background: linear-gradient(rgba(6, 15, 38, 0.8), rgba(10, 30, 63, 0.88)),
        url('/assets/images/backpic/back-3.png') center/cover no-repeat;
      text-align: center;
      color: var(--white);
    }

    .cta-inner h2 {
      font-size: clamp(30px, 4vw, 44px);
      font-weight: 800;
      margin-bottom: 14px;
    }

    .cta-inner p {
      font-size: 16px;
      color: rgba(255, 255, 255, 0.8);
      max-width: 600px;
      margin: 0 auto 32px;
      line-height: 1.8;
    }

    /* ===== Footer ===== */
    .site-footer {
      background: var(--primary-dark);
      color: rgba(255, 255, 255, 0.72);
      padding: 80px 0 0;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 48px;
      padding-bottom: 48px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .logo-footer {
      margin-bottom: 16px;
      color: var(--white);
    }

    .logo-footer .logo-mark {
      background: rgba(255, 255, 255, 0.12);
    }

    .footer-about p {
      font-size: 14px;
      line-height: 1.8;
      margin-bottom: 20px;
    }

    .footer-social {
      display: flex;
      gap: 12px;
    }

    .footer-social a {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.1);
      color: rgba(255, 255, 255, 0.8);
      font-size: 16px;
      transition: all var(--transition);
    }

    .footer-social a:hover {
      background: var(--accent);
      color: var(--primary-dark);
      transform: translateY(-3px);
    }

    .footer-col h4 {
      font-size: 16px;
      font-weight: 700;
      color: var(--white);
      margin-bottom: 18px;
    }

    .footer-col ul {
      display: grid;
      gap: 10px;
    }

    .footer-col ul li {
      font-size: 14px;
    }

    .footer-col ul a {
      color: rgba(255, 255, 255, 0.66);
      transition: all var(--transition);
    }

    .footer-col ul a:hover {
      color: var(--accent);
      padding-left: 4px;
    }

    .footer-col ul li i {
      margin-right: 8px;
      color: var(--accent);
    }

    .footer-bottom {
      padding: 24px 0 28px;
      text-align: center;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.45);
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      :root {
        --space: 72px;
      }

      .hero-inner {
        grid-template-columns: 1fr;
      }

      .hero-stats {
        grid-template-columns: repeat(4, 1fr);
      }

      .feature-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
      }

      .magazine-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
      }
    }

    @media (max-width: 768px) {
      .main-nav {
        position: fixed;
        top: 76px;
        right: 0;
        width: 100%;
        max-height: 0;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.98);
        box-shadow: 0 10px 30px rgba(2, 12, 27, 0.1);
        overflow: hidden;
        transition: max-height 0.4s ease;
        align-items: stretch;
        gap: 0;
      }

      .main-nav.nav-open {
        max-height: 480px;
        border-bottom: 1px solid var(--border);
      }

      .nav-list {
        flex-direction: column;
        align-items: stretch;
        padding: 16px 24px;
        gap: 4px;
      }

      .nav-link {
        display: block;
        padding: 12px 16px;
        border-radius: 12px;
      }

      .btn-nav {
        margin: 0 24px 20px;
        justify-content: center;
      }

      .menu-toggle {
        display: inline-flex;
      }

      .hero {
        padding: 80px 0 100px;
      }

      .hero h1 {
        font-size: 40px;
      }

      .hero-sub {
        font-size: 16px;
      }

      .hero-actions {
        flex-direction: column;
      }

      .hero-actions .btn {
        width: 100%;
      }

      .hero-search {
        max-width: 100%;
        flex-wrap: wrap;
        border-radius: 20px;
        padding: 8px;
      }

      .hero-search i {
        display: none;
      }

      .hero-search input {
        width: 100%;
        padding: 12px 16px;
      }

      .hero-search .btn {
        width: 100%;
      }

      .hero-stats {
        grid-template-columns: 1fr 1fr;
      }

      .feature-grid {
        grid-template-columns: 1fr;
      }

      .category-grid {
        grid-template-columns: 1fr;
      }

      .steps-grid {
        grid-template-columns: 1fr;
        max-width: 460px;
        margin: 0 auto;
      }

      .magazine-grid {
        grid-template-columns: 1fr;
        max-width: 460px;
        margin: 0 auto;
      }

      .news-item {
        padding: 20px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
      }
    }

    @media (max-width: 520px) {
      :root {
        --space: 56px;
      }

      .header-inner {
        height: 66px;
      }

      .logo-text {
        font-size: 18px;
      }

      .logo-mark {
        width: 34px;
        height: 34px;
        font-size: 16px;
      }

      .main-nav {
        top: 66px;
      }

      .hero {
        padding: 60px 0 72px;
      }

      .hero h1 {
        font-size: 32px;
      }

      .hero-actions .btn-lg {
        font-size: 15px;
        padding: 14px 24px;
      }

      .hero-stats {
        gap: 12px;
      }

      .stat-card {
        padding: 18px 12px;
      }

      .stat-card strong {
        font-size: 24px;
      }

      .stat-card span {
        font-size: 12px;
      }

      .section-head {
        margin-bottom: 36px;
      }

      .section-head h2 {
        font-size: 26px;
      }

      .category-card,
      .category-card img {
        min-height: 240px;
      }

      .category-content {
        padding: 20px;
      }

      .category-content h3 {
        font-size: 22px;
      }

      .mag-card img {
        height: 170px;
      }

      .faq-item summary {
        font-size: 15px;
        padding: 18px 20px;
      }

      .faq-item p {
        padding: 0 20px 20px;
        font-size: 14px;
      }

      .cta-section {
        padding: 70px 0;
      }

      .cta-inner h2 {
        font-size: 28px;
      }

      .cta-inner .btn-lg {
        width: 100%;
      }

      .footer-bottom {
        font-size: 12px;
      }
    }

/* roulang page: category1 */
:root {
      --primary: #2563eb;
      --primary-dark: #1e40af;
      --primary-light: #3b82f6;
      --accent: #f59e0b;
      --accent-dark: #d97706;
      --dark-bg: #0b1220;
      --dark-bg2: #111c30;
      --dark-card: #16233c;
      --light-bg: #f1f5f9;
      --white: #ffffff;
      --text-dark: #0f172a;
      --text-body: #334155;
      --text-weak: #64748b;
      --border: #e2e8f0;
      --radius: 16px;
      --radius-sm: 10px;
      --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06);
      --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.10);
      --shadow-lg: 0 16px 48px rgba(15, 23, 42, 0.16);
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      --section-pad: 96px;
    }

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

    html {
      scroll-behavior: smooth;
      -webkit-text-size-adjust: 100%;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
      font-size: 16px;
      line-height: 1.75;
      color: var(--text-body);
      background: var(--white);
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

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

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

    a:hover {
      color: var(--primary-dark);
    }

    ul,
    ol {
      list-style: none;
    }

    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 32px;
    }

    .section-pad {
      padding: var(--section-pad) 0;
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 48px;
    }

    .section-head .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      font-weight: 600;
      color: var(--primary);
      letter-spacing: 0.12em;
      text-transform: uppercase;
      margin-bottom: 8px;
    }

    .section-head .eyebrow::before {
      content: "";
      width: 28px;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }

    .section-head h2 {
      font-size: 36px;
      font-weight: 800;
      color: var(--text-dark);
      line-height: 1.25;
      letter-spacing: -0.02em;
    }

    .section-head .section-desc {
      max-width: 640px;
      color: var(--text-weak);
      font-size: 16px;
      line-height: 1.7;
    }

    .section-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-weight: 600;
      font-size: 15px;
      color: var(--primary);
      transition: var(--transition);
    }

    .section-link:hover {
      gap: 12px;
      color: var(--primary-dark);
    }

    .section-link i {
      font-size: 13px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 12px 28px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 600;
      line-height: 1;
      border: 2px solid transparent;
      cursor: pointer;
      transition: var(--transition);
      white-space: nowrap;
    }

    .btn i {
      font-size: 14px;
    }

    .btn-primary {
      background: var(--primary);
      color: #fff;
      box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
    }

    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
      color: #fff;
    }

    .btn-outline {
      background: transparent;
      color: var(--primary);
      border-color: var(--primary);
    }

    .btn-outline:hover {
      background: var(--primary);
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(37, 99, 235, 0.25);
    }

    .btn-accent {
      background: var(--accent);
      color: #fff;
      box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
    }

    .btn-accent:hover {
      background: var(--accent-dark);
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4);
      color: #fff;
    }

    .btn-nav {
      padding: 11px 26px;
      font-size: 14px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 5px 14px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 600;
      line-height: 1.6;
      background: rgba(37, 99, 235, 0.1);
      color: var(--primary);
    }

    .badge-accent {
      background: rgba(245, 158, 11, 0.12);
      color: var(--accent-dark);
    }

    .badge-dark {
      background: rgba(255, 255, 255, 0.12);
      color: #fff;
    }

    .card {
      background: var(--white);
      border-radius: var(--radius);
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-md);
    }

    /* ===== Header & Nav ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 76px;
      gap: 24px;
    }

    .logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }

    .logo-mark {
      width: 42px;
      height: 42px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, var(--primary) 0%, #1e3a8a 100%);
      border-radius: 12px;
      color: #fff;
      font-size: 20px;
      box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
    }

    .logo-text {
      font-size: 20px;
      font-weight: 800;
      color: var(--text-dark);
      letter-spacing: -0.02em;
      line-height: 1.2;
    }

    .logo-text .logo-accent {
      color: var(--primary);
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .nav-list {
      display: flex;
      align-items: center;
      gap: 8px;
      margin: 0;
      padding: 0;
    }

    .nav-list a {
      padding: 10px 20px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text-body);
      transition: var(--transition);
      background: transparent;
    }

    .nav-list a:hover {
      color: var(--primary);
      background: rgba(37, 99, 235, 0.06);
    }

    .nav-list a.active {
      color: var(--primary);
      background: rgba(37, 99, 235, 0.1);
      font-weight: 600;
    }

    .btn-nav {
      margin-left: 8px;
      flex-shrink: 0;
    }

    .nav-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border: none;
      background: rgba(37, 99, 235, 0.08);
      border-radius: 12px;
      color: var(--primary);
      font-size: 18px;
      cursor: pointer;
      align-items: center;
      justify-content: center;
    }

    /* ===== Page Hero ===== */
    .page-hero {
      position: relative;
      padding: 100px 0 80px;
      background: linear-gradient(135deg, var(--dark-bg) 0%, var(--dark-bg2) 60%, rgba(30, 58, 138, 0.85) 100%);
      color: #fff;
      overflow: hidden;
    }

    .page-hero::before {
      content: "";
      position: absolute;
      top: -40%;
      right: -10%;
      width: 600px;
      height: 600px;
      background: radial-gradient(circle, rgba(37, 99, 235, 0.3) 0%, rgba(37, 99, 235, 0) 70%);
      pointer-events: none;
    }

    .page-hero::after {
      content: "";
      position: absolute;
      bottom: -30%;
      left: -5%;
      width: 400px;
      height: 400px;
      background: radial-gradient(circle, rgba(245, 158, 11, 0.18) 0%, rgba(245, 158, 11, 0) 70%);
      pointer-events: none;
    }

    .page-hero .container {
      position: relative;
      z-index: 2;
    }

    .page-hero .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.15);
      font-size: 13px;
      font-weight: 500;
      letter-spacing: 0.05em;
      color: #e0e7ff;
      margin-bottom: 20px;
    }

    .page-hero h1 {
      font-size: 48px;
      font-weight: 800;
      line-height: 1.2;
      letter-spacing: -0.03em;
      margin-bottom: 16px;
      max-width: 760px;
    }

    .page-hero h1 .accent {
      color: #fbbf24;
      position: relative;
    }

    .page-hero .hero-desc {
      font-size: 17px;
      color: rgba(226, 232, 240, 0.9);
      max-width: 680px;
      line-height: 1.8;
      margin-bottom: 32px;
    }

    .hero-actions {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
    }

    .hero-stats {
      display: flex;
      gap: 0;
      margin-top: 52px;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding-top: 32px;
      flex-wrap: wrap;
    }

    .hero-stats .stat-item {
      padding-right: 40px;
      margin-right: 40px;
      border-right: 1px solid rgba(255, 255, 255, 0.1);
      min-width: 160px;
    }

    .hero-stats .stat-item:last-child {
      border-right: none;
    }

    .hero-stats .stat-num {
      font-size: 28px;
      font-weight: 800;
      color: #fff;
      line-height: 1.2;
    }

    .hero-stats .stat-num span {
      color: #fbbf24;
    }

    .hero-stats .stat-label {
      font-size: 14px;
      color: rgba(226, 232, 240, 0.7);
      margin-top: 4px;
    }

    /* ===== Highlight Grid ===== */
    .highlight-section {
      background: var(--white);
    }

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

    .highlight-card {
      overflow: hidden;
      background: var(--white);
      border-radius: var(--radius);
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .highlight-card:hover {
      transform: translateY(-8px);
      box-shadow: var(--shadow-lg);
    }

    .highlight-card .card-cover {
      position: relative;
      height: 220px;
      overflow: hidden;
      background: var(--dark-bg);
    }

    .highlight-card .card-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.6s ease;
    }

    .highlight-card:hover .card-cover img {
      transform: scale(1.06);
    }

    .card-cover::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(to top, rgba(11, 18, 32, 0.65) 0%, rgba(11, 18, 32, 0.1) 60%, transparent 100%);
    }

    .card-cover .cover-tag {
      position: absolute;
      top: 14px;
      left: 14px;
      z-index: 2;
      background: rgba(255, 255, 255, 0.15);
      backdrop-filter: blur(10px);
      color: #fff;
      border: 1px solid rgba(255, 255, 255, 0.2);
      border-radius: 999px;
      padding: 4px 14px;
      font-size: 12px;
      font-weight: 600;
      letter-spacing: 0.05em;
    }

    .card-cover .cover-dur {
      position: absolute;
      bottom: 14px;
      right: 14px;
      z-index: 2;
      background: rgba(11, 18, 32, 0.8);
      padding: 4px 12px;
      border-radius: 8px;
      font-size: 13px;
      color: #fff;
      display: flex;
      align-items: center;
      gap: 6px;
      font-weight: 600;
    }

    .card-cover .cover-dur i {
      color: #fbbf24;
      font-size: 12px;
    }

    .highlight-card .card-body {
      padding: 24px;
    }

    .card-meta {
      display: flex;
      align-items: center;
      gap: 14px;
      font-size: 13px;
      color: var(--text-weak);
      margin-bottom: 12px;
      flex-wrap: wrap;
    }

    .card-meta .meta-item {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .card-meta .meta-item i {
      font-size: 12px;
      color: var(--primary);
    }

    .highlight-card .card-body h3 {
      font-size: 19px;
      font-weight: 700;
      color: var(--text-dark);
      line-height: 1.4;
      margin-bottom: 10px;
      transition: var(--transition);
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .highlight-card .card-body h3 a {
      color: inherit;
    }

    .highlight-card .card-body h3 a:hover {
      color: var(--primary);
    }

    .highlight-card .card-body p {
      font-size: 14px;
      color: var(--text-weak);
      line-height: 1.7;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      margin-bottom: 16px;
    }

    .card-footer-link {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding-top: 16px;
      border-top: 1px solid var(--border);
    }

    .card-footer-link .readmore {
      font-size: 14px;
      font-weight: 600;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 6px;
      transition: var(--transition);
    }

    .card-footer-link .readmore:hover {
      gap: 10px;
    }

    .card-footer-link .looks {
      font-size: 13px;
      color: var(--text-weak);
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }

    .card-footer-link .looks i {
      font-size: 12px;
    }

    /* ===== Double Column section ===== */
    .split-section {
      background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
    }

    .split-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 60px;
      align-items: center;
    }

    .split-media {
      position: relative;
      border-radius: 20px;
      overflow: hidden;
      box-shadow: var(--shadow-lg);
      min-height: 400px;
      background-size: cover;
      background-position: center;
    }

    .split-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      min-height: 400px;
    }

    .split-media::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(to bottom, rgba(11, 18, 32, 0.1) 0%, rgba(11, 18, 32, 0.3) 100%);
    }

    .split-media .media-quote {
      position: absolute;
      bottom: 24px;
      left: 24px;
      right: 24px;
      z-index: 2;
      background: rgba(255, 255, 255, 0.16);
      backdrop-filter: blur(12px);
      border-radius: 14px;
      padding: 18px 22px;
      color: #fff;
      border: 1px solid rgba(255, 255, 255, 0.2);
    }

    .split-media .media-quote i {
      font-size: 20px;
      color: #fbbf24;
      margin-bottom: 8px;
      display: block;
    }

    .split-media .media-quote p {
      font-size: 15px;
      font-weight: 500;
      line-height: 1.6;
    }

    .split-content .section-head {
      margin-bottom: 24px;
    }

    .split-content .section-head h2 {
      font-size: 32px;
    }

    .split-content p {
      color: var(--text-body);
      line-height: 1.8;
      margin-bottom: 20px;
      font-size: 15px;
    }

    .feature-list {
      margin: 28px 0;
    }

    .feature-list li {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      padding: 10px 0;
      font-size: 15px;
      color: var(--text-body);
    }

    .feature-list li i {
      flex-shrink: 0;
      width: 24px;
      height: 24px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 50%;
      background: rgba(37, 99, 235, 0.1);
      color: var(--primary);
      font-size: 12px;
      margin-top: 3px;
    }

    /* ===== Category topics ===== */
    .topic-section {
      background: var(--white);
    }

    .topic-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .topic-card {
      position: relative;
      border-radius: var(--radius);
      padding: 28px 24px;
      background: var(--light-bg);
      border: 1px solid var(--border);
      transition: var(--transition);
      overflow: hidden;
    }

    .topic-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 3px;
      background: linear-gradient(90deg, var(--primary), var(--primary-light));
      opacity: 0;
      transition: var(--transition);
    }

    .topic-card:hover {
      background: var(--white);
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(37, 99, 235, 0.2);
    }

    .topic-card:hover::before {
      opacity: 1;
    }

    .topic-card .topic-icon {
      width: 52px;
      height: 52px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 14px;
      background: rgba(37, 99, 235, 0.1);
      color: var(--primary);
      font-size: 22px;
      margin-bottom: 18px;
      transition: var(--transition);
    }

    .topic-card:hover .topic-icon {
      background: var(--primary);
      color: #fff;
      transform: rotate(-6deg) scale(1.05);
    }

    .topic-card h3 {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 8px;
    }

    .topic-card p {
      font-size: 14px;
      color: var(--text-weak);
      line-height: 1.7;
      margin-bottom: 16px;
    }

    .topic-card .topic-count {
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
    }

    /* ===== Match schedule / stats ===== */
    .schedule-section {
      position: relative;
      background: var(--dark-bg);
      color: #fff;
      padding: 100px 0;
    }

    .schedule-section::before {
      content: "";
      position: absolute;
      top: 0;
      right: 0;
      width: 100%;
      height: 100%;
      background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
      opacity: 0.18;
      pointer-events: none;
    }

    .schedule-section .container {
      position: relative;
      z-index: 2;
    }

    .schedule-section .section-head h2 {
      color: #fff;
    }

    .schedule-section .section-head .section-desc {
      color: rgba(226, 232, 240, 0.7);
    }

    .schedule-table {
      width: 100%;
      border-collapse: separate;
      border-spacing: 0;
      background: rgba(255, 255, 255, 0.04);
      border-radius: var(--radius);
      border: 1px solid rgba(255, 255, 255, 0.1);
      overflow: hidden;
    }

    .schedule-table thead th {
      padding: 18px 24px;
      text-align: left;
      font-size: 14px;
      font-weight: 600;
      color: rgba(226, 232, 240, 0.6);
      background: rgba(255, 255, 255, 0.05);
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .schedule-table tbody td {
      padding: 20px 24px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      font-size: 15px;
      color: rgba(226, 232, 240, 0.9);
    }

    .schedule-table tbody tr:last-child td {
      border-bottom: none;
    }

    .schedule-table tbody tr {
      transition: var(--transition);
    }

    .schedule-table tbody tr:hover {
      background: rgba(255, 255, 255, 0.04);
    }

    .schedule-table .league-tag {
      display: inline-block;
      padding: 4px 12px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 600;
      background: rgba(245, 158, 11, 0.2);
      color: #fbbf24;
    }

    .schedule-table .league-tag.blue {
      background: rgba(59, 130, 246, 0.2);
      color: #93c5fd;
    }

    .schedule-table .league-tag.green {
      background: rgba(16, 185, 129, 0.2);
      color: #6ee7b7;
    }

    .schedule-table .team-label {
      font-weight: 600;
      color: #fff;
    }

    .schedule-table .vs-score {
      font-weight: 800;
      color: #fbbf24;
      font-size: 16px;
    }

    .schedule-table .status-live {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: #f87171;
      font-weight: 700;
      font-size: 13px;
    }

    .schedule-table .status-live::before {
      content: "";
      width: 8px;
      height: 8px;
      background: #f87171;
      border-radius: 50%;
      animation: pulse 1.5s ease infinite;
    }

    .schedule-table .status-end {
      color: rgba(226, 232, 240, 0.6);
      font-size: 13px;
    }

    @keyframes pulse {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.4; transform: scale(0.8); }
    }

    /* ===== CTA Banner ===== */
    .cta-banner {
      padding: 80px 0;
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
      position: relative;
      overflow: hidden;
    }

    .cta-banner::before {
      content: "";
      position: absolute;
      top: -60%;
      left: -10%;
      width: 500px;
      height: 500px;
      background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0) 70%);
    }

    .cta-banner::after {
      content: "";
      position: absolute;
      bottom: -60%;
      right: -10%;
      width: 400px;
      height: 400px;
      background: radial-gradient(circle, rgba(245, 158, 11, 0.3) 0%, rgba(245, 158, 11, 0) 70%);
    }

    .cta-banner .container {
      position: relative;
      z-index: 2;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 40px;
      flex-wrap: wrap;
    }

    .cta-content h2 {
      font-size: 32px;
      font-weight: 800;
      color: #fff;
      line-height: 1.3;
      margin-bottom: 12px;
    }

    .cta-content p {
      color: rgba(226, 232, 240, 0.9);
      max-width: 620px;
      font-size: 16px;
      line-height: 1.7;
    }

    .cta-actions {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
    }

    .btn-white {
      background: #fff;
      color: var(--primary-dark);
      box-shadow: 0 4px 16px rgba(255, 255, 255, 0.3);
    }

    .btn-white:hover {
      background: #f1f5f9;
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(255, 255, 255, 0.4);
      color: var(--primary-dark);
    }

    /* ===== FAQ ===== */
    .faq-section {
      background: var(--white);
    }

    .faq-list {
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-item {
      border: 1px solid var(--border);
      border-radius: var(--radius);
      margin-bottom: 16px;
      background: var(--white);
      transition: var(--transition);
      overflow: hidden;
    }

    .faq-item:hover {
      border-color: rgba(37, 99, 235, 0.3);
      box-shadow: var(--shadow-sm);
    }

    .faq-item summary {
      padding: 24px 28px;
      font-size: 16px;
      font-weight: 600;
      color: var(--text-dark);
      cursor: pointer;
      list-style: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      transition: var(--transition);
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

    .faq-item summary::after {
      content: "\f107";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      font-size: 16px;
      color: var(--primary);
      transition: var(--transition);
      flex-shrink: 0;
    }

    .faq-item[open] summary::after {
      transform: rotate(180deg);
    }

    .faq-item[open] {
      border-color: rgba(37, 99, 235, 0.25);
    }

    .faq-item .faq-answer {
      padding: 0 28px 24px;
      color: var(--text-weak);
      font-size: 15px;
      line-height: 1.8;
    }

    /* ===== Footer ===== */
    .site-footer {
      background: var(--dark-bg);
      color: rgba(226, 232, 240, 0.9);
      padding: 76px 0 0;
    }

    .site-footer .logo-text {
      color: #fff;
    }

    .site-footer .footer-grid {
      display: grid;
      grid-template-columns: 2.4fr 1fr 1fr 1.4fr;
      gap: 48px;
      padding-bottom: 56px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-col h4 {
      font-size: 16px;
      font-weight: 600;
      color: #fff;
      margin-bottom: 20px;
      position: relative;
      padding-bottom: 10px;
    }

    .footer-col h4::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 24px;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }

    .footer-col ul li {
      margin-bottom: 10px;
    }

    .footer-col ul a {
      color: rgba(226, 232, 240, 0.7);
      font-size: 14px;
      transition: var(--transition);
      display: inline-block;
      padding: 2px 0;
    }

    .footer-col ul a:hover {
      color: var(--primary-light);
      transform: translateX(4px);
    }

    .footer-about p {
      font-size: 14px;
      color: rgba(226, 232, 240, 0.6);
      margin: 18px 0 24px;
      max-width: 360px;
      line-height: 1.8;
    }

    .footer-social {
      display: flex;
      gap: 12px;
    }

    .footer-social a {
      width: 40px;
      height: 40px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 12px;
      background: rgba(255, 255, 255, 0.08);
      color: rgba(226, 232, 240, 0.7);
      font-size: 16px;
      border: 1px solid rgba(255, 255, 255, 0.08);
      transition: var(--transition);
    }

    .footer-social a:hover {
      background: var(--primary);
      color: #fff;
      transform: translateY(-3px);
      border-color: var(--primary);
    }

    .footer-col ul li i {
      margin-right: 8px;
      color: var(--primary-light);
      font-size: 14px;
    }

    .footer-bottom {
      padding: 24px 0;
      text-align: center;
      font-size: 14px;
      color: rgba(226, 232, 240, 0.5);
    }

    .footer-bottom p {
      margin: 0;
    }

    /* ===== Media Queries ===== */
    @media (max-width: 1024px) {
      :root {
        --section-pad: 72px;
      }

      .container {
        padding: 0 24px;
      }

      .highlight-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .topic-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr 1fr;
        gap: 36px;
      }

      .footer-about {
        grid-column: span 3;
      }

      .split-grid {
        gap: 40px;
      }

      .nav-list a {
        padding: 10px 14px;
        font-size: 14px;
      }

      .btn-nav {
        padding: 10px 18px;
        font-size: 14px;
      }

      .page-hero h1 {
        font-size: 40px;
      }
    }

    @media (max-width: 768px) {
      .header-inner {
        height: 68px;
      }

      .nav-toggle {
        display: flex;
      }

      .main-nav {
        position: fixed;
        top: 68px;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        align-items: flex-start;
        padding: 20px 24px;
        box-shadow: var(--shadow-lg);
        border-bottom: 1px solid var(--border);
        transform: translateY(-120%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        z-index: 99;
      }

      .main-nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
      }

      .nav-list {
        flex-direction: column;
        width: 100%;
        align-items: flex-start;
      }

      .nav-list a {
        display: block;
        width: 100%;
        padding: 14px 16px;
        font-size: 16px;
      }

      .btn-nav {
        margin-left: 0;
        margin-top: 14px;
        width: 100%;
        justify-content: center;
      }

      .page-hero {
        padding: 72px 0 60px;
      }

      .page-hero h1 {
        font-size: 32px;
      }

      .hero-desc {
        font-size: 15px;
      }

      .hero-stats .stat-item {
        padding-right: 24px;
        margin-right: 24px;
        min-width: 120px;
      }

      .hero-stats .stat-num {
        font-size: 24px;
      }

      .split-grid {
        grid-template-columns: 1fr;
      }

      .split-media {
        min-height: 300px;
        order: -1;
      }

      .split-media img {
        min-height: 300px;
      }

      .topic-grid {
        grid-template-columns: 1fr 1fr;
      }

      .schedule-table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
      }

      .footer-about {
        grid-column: span 2;
      }

      .cta-banner .container {
        flex-direction: column;
        text-align: center;
      }

      .cta-actions {
        justify-content: center;
      }

      .section-head {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: 32px;
      }
    }

    @media (max-width: 520px) {
      :root {
        --section-pad: 56px;
      }

      .container {
        padding: 0 18px;
      }

      .page-hero h1 {
        font-size: 28px;
      }

      .page-hero .hero-actions .btn {
        width: 100%;
      }

      .hero-stats {
        flex-direction: column;
        gap: 16px;
      }

      .hero-stats .stat-item {
        padding-right: 0;
        margin-right: 0;
        border-right: none;
        min-width: auto;
      }

      .highlight-grid {
        grid-template-columns: 1fr;
      }

      .topic-grid {
        grid-template-columns: 1fr;
      }

      .footer-grid {
        grid-template-columns: 1fr;
      }

      .footer-about {
        grid-column: span 1;
      }

      .section-head h2 {
        font-size: 26px;
      }

      .cta-content h2 {
        font-size: 26px;
      }

      .faq-item summary {
        padding: 18px 20px;
        font-size: 15px;
      }

      .faq-item .faq-answer {
        padding: 0 20px 20px;
      }
    }

/* roulang page: article */
:root {
      --primary: #1e3a8a;
      --primary-light: #3b5bbf;
      --primary-dark: #0f2557;
      --accent: #f59e0b;
      --accent-light: #fbbf24;
      --dark: #0f172a;
      --dark-light: #1e293b;
      --light: #f8fafc;
      --white: #ffffff;
      --text: #1e293b;
      --text-light: #64748b;
      --border: #e2e8f0;
      --border-light: #f1f5f9;
      --radius: 16px;
      --radius-sm: 10px;
      --radius-lg: 24px;
      --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
      --shadow-md: 0 15px 40px rgba(15, 23, 42, 0.12);
      --shadow-primary: 0 10px 30px rgba(30, 58, 138, 0.25);
      --transition: all 0.3s ease;
      --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
      --container: 1200px;
    }

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

    html {
      scroll-behavior: smooth;
      -webkit-font-smoothing: antialiased;
    }

    body {
      font-family: var(--font-family);
      background: var(--light);
      color: var(--text);
      line-height: 1.7;
      font-size: 16px;
      overflow-x: hidden;
    }

    img {
      max-width: 100%;
      height: auto;
      display: inline-block;
      vertical-align: middle;
    }

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

    button {
      font-family: inherit;
      border: none;
      background: none;
      cursor: pointer;
      transition: var(--transition);
    }

    ul,
    ol {
      list-style: none;
    }

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

    .container-narrow {
      max-width: 860px;
    }

    .section {
      padding: 100px 0;
    }

    .section-label {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
      font-weight: 600;
      letter-spacing: 1.5px;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 16px;
    }

    .section-label::before {
      content: "";
      width: 32px;
      height: 2px;
      background: var(--accent);
      border-radius: 2px;
    }

    .section-title {
      font-size: 42px;
      line-height: 1.25;
      color: var(--dark);
      font-weight: 800;
      margin-bottom: 16px;
      letter-spacing: -0.02em;
    }

    .section-subtitle {
      font-size: 17px;
      color: var(--text-light);
      max-width: 640px;
      margin-bottom: 40px;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 14px 32px;
      font-size: 16px;
      font-weight: 600;
      border-radius: 50px;
      transition: var(--transition);
      white-space: nowrap;
      line-height: 1.4;
    }

    .btn-primary {
      background: var(--primary);
      color: var(--white);
      box-shadow: var(--shadow-primary);
    }

    .btn-primary:hover {
      background: var(--primary-light);
      transform: translateY(-3px);
      box-shadow: 0 15px 40px rgba(30, 58, 138, 0.35);
    }

    .btn-outline-light {
      border: 2px solid rgba(255, 255, 255, 0.7);
      color: var(--white);
      background: transparent;
    }

    .btn-outline-light:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: var(--white);
      transform: translateY(-3px);
    }

    .btn-nav {
      padding: 10px 24px;
      font-size: 14px;
    }

    .btn:focus-visible {
      outline: 3px solid var(--accent);
      outline-offset: 3px;
    }

    /* Header */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.6);
      box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 76px;
      gap: 20px;
    }

    .logo {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

    .logo-mark {
      width: 44px;
      height: 44px;
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      border-radius: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--white);
      font-size: 22px;
      box-shadow: 0 6px 16px rgba(30, 58, 138, 0.3);
    }

    .logo-text {
      font-size: 22px;
      font-weight: 800;
      color: var(--dark);
      letter-spacing: -0.02em;
      line-height: 1.2;
    }

    .logo-accent {
      color: var(--accent);
    }

    .logo-footer {
      margin-bottom: 20px;
    }

    .logo-footer .logo-text {
      color: var(--white);
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 32px;
    }

    .nav-list {
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .nav-link {
      display: block;
      padding: 10px 18px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text);
      border-radius: 50px;
      position: relative;
      transition: var(--transition);
    }

    .nav-link:hover {
      color: var(--primary);
      background: rgba(30, 58, 138, 0.06);
    }

    .nav-link.active {
      color: var(--primary);
      background: rgba(30, 58, 138, 0.1);
      font-weight: 600;
    }

    .nav-link.active::after {
      content: "";
      position: absolute;
      bottom: 6px;
      left: 50%;
      transform: translateX(-50%);
      width: 20px;
      height: 3px;
      background: var(--accent);
      border-radius: 3px;
    }

    .mobile-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border-radius: 12px;
      background: rgba(30, 58, 138, 0.08);
      color: var(--primary);
      font-size: 20px;
      align-items: center;
      justify-content: center;
    }

    /* Article Hero */
    .article-hero {
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
      background-color: var(--dark);
      padding: 110px 0 80px;
      position: relative;
      color: var(--white);
    }

    .article-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.92), rgba(30, 58, 138, 0.75), rgba(15, 23, 42, 0.65));
      z-index: 1;
    }

    .article-hero .container {
      position: relative;
      z-index: 2;
    }

    .breadcrumb {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      font-size: 14px;
      opacity: 0.8;
      margin-bottom: 24px;
    }

    .breadcrumb a:hover {
      color: var(--accent);
    }

    .breadcrumb-sep {
      opacity: 0.5;
    }

    .article-meta {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 24px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 14px;
      border-radius: 50px;
      font-size: 14px;
      font-weight: 600;
    }

    .badge-accent {
      background: var(--accent);
      color: var(--dark);
    }

    .meta-date {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      opacity: 0.85;
    }

    .article-title {
      font-size: 52px;
      line-height: 1.2;
      font-weight: 800;
      margin-bottom: 20px;
      letter-spacing: -0.02em;
      max-width: 900px;
      text-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
    }

    .article-lead {
      font-size: 19px;
      line-height: 1.7;
      opacity: 0.9;
      max-width: 720px;
      margin-bottom: 24px;
    }

    /* Article Body */
    .article-body {
      padding: 70px 0 80px;
      background: var(--white);
    }

    .article-content {
      font-size: 17px;
      line-height: 1.9;
      color: var(--text);
    }

    .article-content h2 {
      font-size: 30px;
      font-weight: 800;
      color: var(--dark);
      margin: 48px 0 20px;
      line-height: 1.4;
    }

    .article-content h3 {
      font-size: 24px;
      font-weight: 700;
      color: var(--dark);
      margin: 40px 0 16px;
    }

    .article-content p {
      margin-bottom: 22px;
    }

    .article-content img {
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
      margin: 32px 0;
      width: 100%;
    }

    .article-content blockquote {
      border-left: 5px solid var(--accent);
      background: var(--light);
      padding: 24px 30px;
      border-radius: 0 var(--radius) var(--radius) 0;
      margin: 32px 0;
      font-size: 18px;
      font-weight: 500;
      color: var(--text-light);
      font-style: italic;
    }

    .article-content ul,
    .article-content ol {
      padding-left: 24px;
      margin-bottom: 22px;
    }

    .article-content ul {
      list-style: disc;
    }

    .article-content ol {
      list-style: decimal;
    }

    .article-content li {
      margin-bottom: 8px;
    }

    .article-content a {
      color: var(--primary);
      text-decoration: underline;
      text-decoration-color: rgba(30, 58, 138, 0.3);
      text-underline-offset: 4px;
    }

    .article-content a:hover {
      color: var(--primary-light);
      text-decoration-color: var(--primary-light);
    }

    .article-toolbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
      margin-top: 50px;
      padding-top: 32px;
      border-top: 1px solid var(--border);
    }

    .article-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: var(--light);
      border: 1px solid var(--border);
      padding: 8px 16px;
      border-radius: 50px;
      font-size: 14px;
      color: var(--text-light);
      transition: var(--transition);
    }

    .tag:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: rgba(30, 58, 138, 0.04);
    }

    .share-buttons {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 14px;
      color: var(--text-light);
    }

    .share-buttons a {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: var(--light);
      border: 1px solid var(--border);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      color: var(--text-light);
    }

    .share-buttons a:hover {
      background: var(--primary);
      color: var(--white);
      border-color: var(--primary);
      transform: translateY(-3px);
    }

    /* Not Found */
    .not-found {
      text-align: center;
      padding: 80px 0;
      max-width: 520px;
      margin: 0 auto;
    }

    .not-found i {
      font-size: 72px;
      color: var(--border);
      margin-bottom: 24px;
    }

    .not-found h2 {
      font-size: 28px;
      color: var(--dark);
      margin-bottom: 12px;
    }

    .not-found p {
      color: var(--text-light);
      margin-bottom: 32px;
    }

    /* CTA Section */
    .cta-section {
      background-size: cover;
      background-position: center;
      background-color: var(--dark);
      padding: 90px 0;
      position: relative;
      color: var(--white);
      text-align: center;
    }

    .cta-section::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.62), rgba(30, 58, 138, 0.56));
    }

    .cta-section .container {
      position: relative;
      z-index: 2;
    }

    .cta-section h2 {
      font-size: 40px;
      font-weight: 800;
      margin-bottom: 14px;
    }

    .cta-section p {
      font-size: 18px;
      opacity: 0.85;
      max-width: 600px;
      margin: 0 auto 32px;
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 16px;
    }

    /* FAQ Section */
    .faq-section {
      background: var(--surface, #f8fafc);
      padding: 90px 0;
    }

    .faq-grid {
      max-width: 800px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .faq-item {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      transition: var(--transition);
      overflow: hidden;
    }

    .faq-item:hover {
      border-color: var(--primary-light);
      box-shadow: var(--shadow);
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 22px 28px;
      font-size: 17px;
      font-weight: 600;
      color: var(--dark);
      text-align: left;
    }

    .faq-question i {
      color: var(--primary);
      font-size: 20px;
      flex-shrink: 0;
      transition: var(--transition);
    }

    .faq-item.active .faq-question i {
      transform: rotate(180deg);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.4s ease;
    }

    .faq-answer-inner {
      padding: 0 28px 24px;
      color: var(--text-light);
      line-height: 1.8;
      border-top: 1px solid var(--border-light);
      padding-top: 16px;
    }

    /* Footer */
    .site-footer {
      background: var(--dark);
      color: rgba(255, 255, 255, 0.7);
      padding: 80px 0 0;
      font-size: 15px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.4fr;
      gap: 48px;
      padding-bottom: 48px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-about p {
      margin: 16px 0 20px;
      line-height: 1.8;
      color: rgba(255, 255, 255, 0.55);
    }

    .footer-social {
      display: flex;
      gap: 12px;
    }

    .footer-social a {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.08);
      display: flex;
      align-items: center;
      justify-content: center;
      color: rgba(255, 255, 255, 0.7);
      font-size: 18px;
    }

    .footer-social a:hover {
      background: var(--accent);
      color: var(--dark);
      transform: translateY(-4px);
    }

    .footer-col h4 {
      color: var(--white);
      font-size: 17px;
      font-weight: 600;
      margin-bottom: 24px;
      position: relative;
      padding-bottom: 12px;
    }

    .footer-col h4::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 30px;
      height: 3px;
      background: var(--accent);
      border-radius: 3px;
    }

    .footer-col ul li {
      margin-bottom: 12px;
    }

    .footer-col a:hover {
      color: var(--accent);
      padding-left: 4px;
    }

    .footer-col li i {
      margin-right: 8px;
      color: var(--accent);
      width: 18px;
    }

    .footer-bottom {
      text-align: center;
      padding: 28px 0;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.35);
    }

    .footer-bottom p {
      margin: 0;
    }

    /* Focus visible */
    a:focus-visible,
    button:focus-visible {
      outline: 3px solid var(--accent);
      outline-offset: 3px;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .container {
        padding: 0 20px;
      }

      .section {
        padding: 80px 0;
      }

      .section-title {
        font-size: 36px;
      }

      .article-title {
        font-size: 44px;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
      }
    }

    @media (max-width: 768px) {
      .section {
        padding: 60px 0;
      }

      .section-title {
        font-size: 30px;
      }

      .site-header .header-inner {
        height: 64px;
      }

      .main-nav {
        position: fixed;
        top: 64px;
        right: -100%;
        width: 76%;
        max-width: 340px;
        height: calc(100vh - 64px);
        background: var(--dark);
        flex-direction: column;
        justify-content: flex-start;
        align-items: flex-start;
        padding: 32px 28px;
        gap: 20px;
        transition: right 0.4s ease;
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.2);
        z-index: 999;
      }

      .main-nav.open {
        right: 0;
      }

      .nav-list {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        gap: 4px;
      }

      .nav-link {
        color: rgba(255, 255, 255, 0.8);
        padding: 14px 12px;
        width: 100%;
        border-radius: 12px;
        font-size: 16px;
      }

      .nav-link:hover,
      .nav-link.active {
        color: var(--white);
        background: rgba(255, 255, 255, 0.1);
      }

      .nav-link.active::after {
        display: none;
      }

      .btn-nav {
        margin-top: 10px;
        width: 100%;
      }

      .mobile-toggle {
        display: flex;
      }

      .article-hero {
        padding: 70px 0 50px;
      }

      .article-title {
        font-size: 34px;
      }

      .article-lead {
        font-size: 16px;
      }

      .article-body {
        padding: 40px 0 50px;
      }

      .article-toolbar {
        flex-direction: column;
        align-items: flex-start;
      }

      .cta-section {
        padding: 60px 0;
      }

      .cta-section h2 {
        font-size: 30px;
      }

      .cta-actions .btn {
        width: 100%;
      }

      .faq-question {
        padding: 18px 20px;
        font-size: 16px;
      }

      .faq-answer-inner {
        padding: 0 20px 20px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
      }

      .footer-bottom {
        padding: 20px 0;
      }
    }

    @media (max-width: 520px) {
      .container {
        padding: 0 16px;
      }

      .logo-text {
        font-size: 20px;
      }

      .logo-mark {
        width: 38px;
        height: 38px;
        font-size: 18px;
      }

      .section-title {
        font-size: 24px;
      }

      .section-subtitle {
        font-size: 15px;
      }

      .article-title {
        font-size: 28px;
      }

      .article-meta {
        gap: 10px;
      }

      .meta-date {
        font-size: 13px;
      }

      .article-content {
        font-size: 16px;
      }

      .article-content h2 {
        font-size: 24px;
      }

      .article-content h3 {
        font-size: 20px;
      }

      .faq-answer-inner {
        font-size: 15px;
      }

      .footer-col ul li {
        font-size: 14px;
      }

      .footer-bottom {
        font-size: 13px;
      }
    }

/* roulang page: category2 */
:root {
            --color-primary: #0f2a4a;
            --color-primary-light: #1a3d6e;
            --color-primary-dark: #081d33;
            --color-accent: #e8a33d;
            --color-accent-light: #f5c26b;
            --color-bg: #f4f6fb;
            --color-surface: #ffffff;
            --color-dark: #0b1f38;
            --color-text: #1c2b3a;
            --color-muted: #5a6d82;
            --color-border: #dfe6f0;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 10px rgba(11, 31, 56, 0.08);
            --shadow-md: 0 4px 20px rgba(11, 31, 56, 0.12);
            --shadow-lg: 0 12px 40px rgba(11, 31, 56, 0.16);
            --container-width: 1200px;
            --header-height: 76px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

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

        a:hover {
            color: var(--color-accent);
        }

        button {
            font-family: inherit;
            border: none;
            cursor: pointer;
            background: none;
        }

        input,
        textarea {
            font-family: inherit;
            font-size: 1rem;
        }

        ul,
        ol {
            list-style: none;
        }

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

        /* ==================== 按钮 ==================== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 999px;
            font-size: 0.95rem;
            font-weight: 600;
            line-height: 1.4;
            transition: all 0.3s ease;
            border: 2px solid transparent;
            text-align: center;
            white-space: nowrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--color-accent), #d4880f);
            color: #0b1f38;
            box-shadow: 0 4px 18px rgba(232, 163, 61, 0.4);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(232, 163, 61, 0.5);
            color: #0b1f38;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 10px rgba(232, 163, 61, 0.4);
        }

        .btn-outline {
            border-color: rgba(255, 255, 255, 0.7);
            color: #ffffff;
            background: transparent;
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #ffffff;
            color: #ffffff;
        }

        .btn-lg {
            padding: 16px 42px;
            font-size: 1.05rem;
        }

        .btn-nav {
            padding: 8px 22px;
            font-size: 0.9rem;
            margin-left: 16px;
        }

        /* ==================== 头部导航 ==================== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(11, 31, 56, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            height: var(--header-height);
            transition: box-shadow 0.3s ease, background 0.3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
            background: rgba(8, 29, 51, 0.97);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-mark {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--color-accent), #d4880f);
            border-radius: 12px;
            color: var(--color-primary-dark);
            font-size: 1.2rem;
            box-shadow: 0 4px 14px rgba(232, 163, 61, 0.4);
        }

        .logo-text {
            font-size: 1.35rem;
            font-weight: 800;
            color: #ffffff;
            letter-spacing: 0.5px;
        }

        .logo-accent {
            color: var(--color-accent);
        }

        .logo-footer {
            margin-bottom: 16px;
        }

        .logo-footer .logo-text {
            color: #ffffff;
        }

        .main-nav {
            display: flex;
            align-items: center;
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 10px 20px;
            border-radius: 999px;
            font-size: 0.95rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            transition: all 0.3s ease;
            position: relative;
        }

        .nav-link:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.1);
        }

        .nav-link.active {
            color: #0b1f38;
            background: var(--color-accent);
            font-weight: 700;
            box-shadow: 0 4px 14px rgba(232, 163, 61, 0.35);
        }

        .nav-link:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            color: #ffffff;
            font-size: 1.3rem;
            background: rgba(255, 255, 255, 0.08);
            transition: background 0.3s ease;
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.16);
        }

        /* ==================== Hero / Breadcrumb ==================== */
        .page-hero {
            position: relative;
            padding: 180px 0 90px;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            color: #ffffff;
            text-align: center;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(8, 29, 51, 0.85), rgba(15, 42, 74, 0.65));
            z-index: 1;
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
        }

        .hero-breadcrumb {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 20px;
        }

        .hero-breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
        }

        .hero-breadcrumb a:hover {
            color: var(--color-accent);
        }

        .hero-breadcrumb .sep {
            opacity: 0.5;
        }

        .hero-breadcrumb .current {
            color: var(--color-accent);
            font-weight: 600;
        }

        .page-hero h1 {
            font-size: 3.2rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: 2px;
            text-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
        }

        .page-hero p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 680px;
            margin: 0 auto 30px;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ==================== 通用区块 ==================== */
        .section {
            padding: 90px 0;
        }

        .section-alt {
            background: var(--color-surface);
        }

        .section-header {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 60px;
        }

        .section-header h2 {
            font-size: 2.3rem;
            font-weight: 800;
            color: var(--color-primary-dark);
            margin-bottom: 12px;
            letter-spacing: 1px;
        }

        .section-header p {
            color: var(--color-muted);
            font-size: 1.05rem;
            line-height: 1.8;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(232, 163, 61, 0.12);
            color: #b8760d;
            padding: 6px 18px;
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 14px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .section-tag i {
            font-size: 0.9rem;
        }

        /* ==================== 数据统计 ==================== */
        .guide-intro {
            padding: 90px 0;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
        }

        .intro-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .intro-text h2 {
            font-size: 2.1rem;
            font-weight: 800;
            color: var(--color-primary-dark);
            margin-bottom: 20px;
            line-height: 1.3;
        }

        .intro-text h2 span {
            color: var(--color-accent);
        }

        .intro-text p {
            color: var(--color-muted);
            font-size: 1.05rem;
            line-height: 1.85;
            margin-bottom: 16px;
        }

        .intro-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            padding: 36px;
            background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }

        .intro-stats::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 120px;
            height: 120px;
            background: rgba(232, 163, 61, 0.15);
            border-radius: 50%;
        }

        .stat-item {
            text-align: center;
            padding: 20px 12px;
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: transform 0.3s ease, background 0.3s ease;
        }

        .stat-item:hover {
            transform: translateY(-4px);
            background: rgba(255, 255, 255, 0.1);
        }

        .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 6px;
        }

        /* ==================== 分类卡片 ==================== */
        .guide-cards {
            padding: 90px 0;
        }

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

        .guide-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            transition: all 0.4s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(232, 163, 61, 0.4);
        }

        .guide-card-image {
            position: relative;
            height: 180px;
            overflow: hidden;
        }

        .guide-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .guide-card:hover .guide-card-image img {
            transform: scale(1.08);
        }

        .guide-card-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(11, 31, 56, 0.4), transparent 70%);
        }

        .guide-card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .guide-card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary-dark);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .guide-card-body p {
            font-size: 0.92rem;
            color: var(--color-muted);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }

        .guide-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: all 0.3s ease;
        }

        .guide-card-link i {
            transition: transform 0.3s ease;
        }

        .guide-card-link:hover {
            color: var(--color-accent);
        }

        .guide-card-link:hover i {
            transform: translateX(4px);
        }

        /* ==================== 流程时间线 ==================== */
        .process-section {
            padding: 90px 0;
            background: var(--color-dark);
            position: relative;
            overflow: hidden;
        }

        .process-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(232, 163, 61, 0.08), transparent 70%);
            pointer-events: none;
        }

        .process-section .section-header h2 {
            color: #ffffff;
        }

        .process-section .section-header p {
            color: rgba(255, 255, 255, 0.7);
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            position: relative;
            z-index: 1;
        }

        .process-step {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            text-align: center;
            transition: all 0.4s ease;
            position: relative;
        }

        .process-step:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--color-accent);
            transform: translateY(-4px);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-accent), #d4880f);
            color: var(--color-primary-dark);
            font-size: 1.2rem;
            font-weight: 800;
            margin-bottom: 20px;
            box-shadow: 0 4px 16px rgba(232, 163, 61, 0.4);
        }

        .process-step h3 {
            font-size: 1.1rem;
            color: #ffffff;
            margin-bottom: 12px;
            font-weight: 700;
        }

        .process-step p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
        }

        .step-connector {
            position: absolute;
            top: 50%;
            right: -30px;
            width: 30px;
            height: 2px;
            background: linear-gradient(to right, var(--color-accent), transparent);
            display: none;
        }

        /* ==================== 小贴士 ==================== */
        .tips-section {
            padding: 90px 0;
        }

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

        .tip-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 32px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all 0.4s ease;
            position: relative;
        }

        .tip-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: rgba(232, 163, 61, 0.5);
        }

        .tip-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: linear-gradient(135deg, rgba(232, 163, 61, 0.15), rgba(232, 163, 61, 0.05));
            color: #b8760d;
            font-size: 1.3rem;
            margin-bottom: 18px;
            transition: all 0.3s ease;
        }

        .tip-card:hover .tip-icon {
            background: linear-gradient(135deg, var(--color-accent), #d4880f);
            color: #0b1f38;
            box-shadow: 0 4px 14px rgba(232, 163, 61, 0.4);
        }

        .tip-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-primary-dark);
            margin-bottom: 8px;
        }

        .tip-card p {
            font-size: 0.9rem;
            color: var(--color-muted);
            line-height: 1.7;
        }

        /* ==================== FAQ ==================== */
        .faq-section {
            padding: 90px 0;
            background: var(--color-surface);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            overflow: hidden;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .faq-item:hover {
            border-color: rgba(232, 163, 61, 0.4);
            box-shadow: var(--shadow-sm);
        }

        .faq-item summary {
            padding: 22px 28px;
            font-size: 1.02rem;
            font-weight: 600;
            color: var(--color-primary-dark);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: transparent;
            transition: background 0.3s ease;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.85rem;
            color: var(--color-accent);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-item[open] summary {
            color: var(--color-accent);
            background: rgba(232, 163, 61, 0.06);
        }

        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 0 28px 22px;
            color: var(--color-muted);
            font-size: 0.95rem;
            line-height: 1.8;
            border-top: 1px solid var(--color-border);
            padding-top: 16px;
            background: rgba(255, 255, 255, 0.5);
        }

        /* ==================== CTA ==================== */
        .cta-section {
            position: relative;
            padding: 100px 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            color: #ffffff;
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(8, 29, 51, 0.85), rgba(15, 42, 74, 0.7));
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-size: 2.4rem;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: 2px;
        }

        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            margin: 0 auto 36px;
            line-height: 1.8;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ==================== 页脚 ==================== */
        .site-footer {
            background: var(--color-primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 70px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 50px;
            padding-bottom: 50px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-col ul li {
            font-size: 0.9rem;
        }

        .footer-col ul a {
            color: rgba(255, 255, 255, 0.65);
            transition: all 0.3s ease;
        }

        .footer-col ul a:hover {
            color: var(--color-accent);
            padding-left: 4px;
        }

        .footer-col ul li i {
            color: var(--color-accent);
            margin-right: 8px;
            width: 16px;
            text-align: center;
        }

        .footer-about p {
            font-size: 0.9rem;
            line-height: 1.8;
            margin-top: 12px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 20px;
        }

        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.7);
            font-size: 1rem;
            transition: all 0.3s ease;
            border: 1px solid rgba(255, 255, 255, 0.06);
        }

        .footer-social a:hover {
            background: var(--color-accent);
            color: var(--color-primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 4px 14px rgba(232, 163, 61, 0.3);
        }

        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom p {
            margin: 0;
        }

        /* ==================== 响应式 ==================== */
        @media (max-width: 1024px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .tips-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
            .page-hero h1 {
                font-size: 2.6rem;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: inline-flex;
            }

            .main-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(8, 29, 51, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 24px 24px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
                transform: translateY(-120%);
                opacity: 0;
                visibility: hidden;
                transition: all 0.4s ease;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
            }

            .main-nav.nav-open {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }

            .nav-list {
                flex-direction: column;
                gap: 6px;
                width: 100%;
                margin-bottom: 16px;
            }

            .nav-link {
                width: 100%;
                justify-content: center;
                padding: 14px 20px;
                font-size: 1rem;
            }

            .btn-nav {
                width: 100%;
                margin-left: 0;
                justify-content: center;
            }

            .page-hero {
                padding: 140px 0 70px;
            }

            .page-hero h1 {
                font-size: 2.2rem;
            }

            .page-hero p {
                font-size: 1rem;
            }

            .section {
                padding: 70px 0;
            }

            .cards-grid {
                grid-template-columns: 1fr;
            }
            .process-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .tips-grid {
                grid-template-columns: 1fr;
            }
            .intro-stats {
                grid-template-columns: 1fr 1fr 1fr;
                padding: 24px;
                gap: 12px;
            }
            .stat-number {
                font-size: 1.6rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .cta-section h2 {
                font-size: 1.8rem;
            }
            .section-header h2 {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 18px;
            }

            .logo-text {
                font-size: 1.1rem;
            }

            .logo-mark {
                width: 36px;
                height: 36px;
                font-size: 1rem;
            }

            .page-hero h1 {
                font-size: 1.9rem;
            }

            .hero-actions {
                flex-direction: column;
                gap: 12px;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .intro-stats {
                grid-template-columns: 1fr;
            }

            .stat-item {
                padding: 14px;
            }

            .btn-lg {
                padding: 14px 30px;
                font-size: 1rem;
            }
        }