/* roulang page: index */
:root {
      --ink: #12213b;
      --muted: #667894;
      --blue: #2778d7;
      --navy: #174a92;
      --cyan: #16a6bd;
      --mist: #f4f8ff;
      --line: #dce7f5;
      --white: #ffffff;
      --radius-lg: 28px;
      --radius-md: 18px;
      --shadow: 0 18px 50px rgba(31, 74, 131, .10);
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--ink);
      background: var(--mist);
      font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    a { color: inherit; text-decoration: none; }
    button, input { font: inherit; }
    button { cursor: pointer; }
    .container { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
    .section { padding: 104px 0; }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--blue);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: .12em;
      text-transform: uppercase;
    }
    .eyebrow::before {
      content: "";
      width: 28px;
      height: 2px;
      background: var(--cyan);
      border-radius: 9px;
    }
    .section-title {
      margin: 14px 0 12px;
      font-size: clamp(28px, 4vw, 46px);
      line-height: 1.2;
      letter-spacing: -.04em;
      font-weight: 850;
    }
    .section-lead {
      max-width: 700px;
      color: var(--muted);
      font-size: 16px;
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 20;
      background: rgba(255,255,255,.88);
      border-bottom: 1px solid rgba(220,231,245,.9);
      backdrop-filter: blur(18px);
    }
    .nav-wrap {
      min-height: 78px;
      display: flex;
      align-items: center;
      gap: 24px;
    }
    .brand {
      display: inline-flex;
      align-items: center;
      gap: 11px;
      min-width: 230px;
      font-size: 18px;
      font-weight: 850;
      letter-spacing: -.04em;
    }
    .brand-mark {
      width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      color: white;
      background: linear-gradient(145deg, var(--blue), var(--cyan));
      border-radius: 13px;
      box-shadow: 0 8px 18px rgba(39,120,215,.25);
    }
    .search-box {
      flex: 1;
      max-width: 450px;
      position: relative;
    }
    .search-box input {
      width: 100%;
      height: 45px;
      padding: 0 18px 0 44px;
      color: var(--ink);
      background: #f7faff;
      border: 1px solid var(--line);
      border-radius: 14px;
      outline: 0;
      transition: .2s ease;
    }
    .search-box input:focus {
      background: white;
      border-color: var(--blue);
      box-shadow: 0 0 0 4px rgba(39,120,215,.12);
    }
    .search-icon {
      position: absolute;
      left: 16px;
      top: 9px;
      color: var(--blue);
      font-size: 18px;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-left: auto;
    }
    .nav-link {
      padding: 9px 13px;
      color: var(--muted);
      border-radius: 10px;
      font-size: 14px;
      font-weight: 700;
      transition: .2s ease;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--blue);
      background: #eaf3ff;
    }
    .nav-cta, .primary-btn, .secondary-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 0 20px;
      border-radius: 13px;
      font-weight: 800;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    }
    .nav-cta, .primary-btn {
      color: white;
      background: var(--blue);
      box-shadow: 0 10px 22px rgba(39,120,215,.2);
    }
    .nav-cta:hover, .primary-btn:hover {
      transform: translateY(-2px);
      background: var(--navy);
      box-shadow: 0 14px 28px rgba(39,120,215,.28);
    }
    .secondary-btn {
      color: var(--navy);
      background: white;
      border: 1px solid var(--line);
    }
    .secondary-btn:hover {
      transform: translateY(-2px);
      border-color: var(--blue);
      box-shadow: var(--shadow);
    }
    .hero {
      padding: 84px 0 70px;
      background:
        radial-gradient(circle at 85% 12%, rgba(39,120,215,.13), transparent 28%),
        linear-gradient(180deg, #fff 0%, #f4f8ff 100%);
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      align-items: center;
      gap: 76px;
    }
    .hero h1 {
      max-width: 720px;
      margin: 16px 0 22px;
      font-size: clamp(38px, 6vw, 72px);
      line-height: 1.08;
      letter-spacing: -.065em;
      font-weight: 900;
    }
    .hero-copy {
      max-width: 650px;
      color: var(--muted);
      font-size: 18px;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 30px;
    }
    .hero-stats {
      display: flex;
      flex-wrap: wrap;
      gap: 28px;
      margin-top: 38px;
    }
    .stat strong {
      display: block;
      color: var(--navy);
      font-size: 28px;
      line-height: 1.2;
    }
    .stat span { color: var(--muted); font-size: 13px; }
    .hero-panel {
      position: relative;
      padding: 28px;
      background: white;
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
    }
    .panel-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-bottom: 20px;
      border-bottom: 1px solid var(--line);
    }
    .panel-label { color: var(--muted); font-size: 13px; font-weight: 700; }
    .status {
      padding: 6px 10px;
      color: #087b72;
      background: #e5faf6;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 800;
    }
    .panel-list { display: grid; gap: 14px; margin-top: 22px; }
    .panel-item {
      display: flex;
      gap: 13px;
      align-items: flex-start;
      padding: 15px;
      background: #f7faff;
      border: 1px solid #edf3fa;
      border-radius: 15px;
    }
    .panel-icon {
      flex: 0 0 34px;
      height: 34px;
      display: grid;
      place-items: center;
      color: var(--blue);
      background: #e6f1ff;
      border-radius: 10px;
      font-weight: 900;
    }
    .panel-item strong { display: block; font-size: 14px; }
    .panel-item span { color: var(--muted); font-size: 12px; }
    .metrics {
      background: var(--navy);
      color: white;
    }
    .metric-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1px;
      overflow: hidden;
      background: rgba(255,255,255,.16);
      border: 1px solid rgba(255,255,255,.16);
      border-radius: 20px;
    }
    .metric {
      padding: 30px 24px;
      background: rgba(255,255,255,.05);
    }
    .metric strong { display: block; font-size: 34px; line-height: 1.2; }
    .metric span { color: #b8d0ee; font-size: 13px; }
    .section-head {
      display: flex;
      justify-content: space-between;
      align-items: end;
      gap: 30px;
      margin-bottom: 34px;
    }
    .card-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }
    .card {
      padding: 27px;
      background: white;
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      box-shadow: 0 8px 26px rgba(31,74,131,.05);
      transition: .22s ease;
    }
    .card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: #b9d4f3; }
    .card-number {
      display: inline-grid;
      place-items: center;
      width: 38px;
      height: 38px;
      color: white;
      background: var(--blue);
      border-radius: 12px;
      font-weight: 900;
    }
    .card h3 { margin: 20px 0 9px; font-size: 20px; }
    .card p { margin: 0; color: var(--muted); font-size: 14px; }
    .news-layout {
      display: grid;
      grid-template-columns: 1.3fr .7fr;
      gap: 22px;
    }
    .news-list, .news-feature {
      padding: 25px;
      background: white;
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow);
    }
    .news-row {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      padding: 17px 0;
      border-bottom: 1px solid var(--line);
    }
    .news-row:last-child { border-bottom: 0; }
    .news-row a { font-weight: 750; }
    .news-row a:hover { color: var(--blue); }
    .news-row time { flex: 0 0 auto; color: #91a0b4; font-size: 12px; }
    .feature-tag, .tag {
      display: inline-flex;
      padding: 6px 10px;
      color: var(--blue);
      background: #eaf3ff;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 800;
    }
    .news-feature h3 { margin: 24px 0 12px; font-size: 25px; line-height: 1.35; }
    .news-feature p { color: var(--muted); font-size: 14px; }
    .directory {
      background: #fff;
    }
    .directory-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
    }
    .directory-card {
      display: flex;
      justify-content: space-between;
      gap: 20px;
      padding: 25px;
      background: var(--mist);
      border: 1px solid var(--line);
      border-radius: 20px;
    }
    .directory-card h3 { margin: 0 0 6px; font-size: 19px; }
    .directory-card p { margin: 0; color: var(--muted); font-size: 14px; }
    .arrow {
      color: var(--blue);
      font-size: 24px;
      transition: transform .2s ease;
    }
    .directory-card:hover .arrow { transform: translateX(5px); }
    .timeline {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }
    .timeline-item {
      position: relative;
      padding: 24px;
      background: white;
      border-top: 3px solid var(--cyan);
      border-radius: 0 0 18px 18px;
      box-shadow: var(--shadow);
    }
    .timeline-item b { color: var(--blue); font-size: 13px; }
    .timeline-item h3 { margin: 12px 0 8px; font-size: 19px; }
    .timeline-item p { margin: 0; color: var(--muted); font-size: 14px; }
    .faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 15px;
    }
    details {
      padding: 21px 23px;
      background: white;
      border: 1px solid var(--line);
      border-radius: 16px;
      box-shadow: 0 7px 22px rgba(31,74,131,.04);
    }
    summary {
      cursor: pointer;
      list-style: none;
      font-weight: 800;
    }
    summary::-webkit-details-marker { display: none; }
    summary::after {
      content: "+";
      float: right;
      color: var(--blue);
      font-size: 22px;
      line-height: 1;
    }
    details[open] summary::after { content: "−"; }
    details p { margin: 13px 0 0; color: var(--muted); font-size: 14px; }
    .cta {
      padding: 70px 0;
      background: linear-gradient(120deg, #e8f3ff, #effbfa);
    }
    .cta-box {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 30px;
      padding: 38px 42px;
      background: white;
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
    }
    .cta-box h2 { margin: 0 0 10px; font-size: clamp(26px, 4vw, 40px); line-height: 1.2; }
    .cta-box p { margin: 0; max-width: 650px; color: var(--muted); }
    .site-footer {
      padding: 48px 0 26px;
      color: #a9bdd8;
      background: #0d1e37;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr;
      gap: 40px;
      padding-bottom: 38px;
      border-bottom: 1px solid rgba(255,255,255,.12);
    }
    .footer-brand { color: white; font-size: 18px; font-weight: 850; }
    .footer-title { margin: 0 0 14px; color: white; font-size: 14px; }
    .footer-links { display: grid; gap: 8px; font-size: 13px; }
    .footer-links a:hover { color: white; }
    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 20px;
      padding-top: 20px;
      font-size: 12px;
    }
    .age-overlay {
      position: fixed;
      inset: 0;
      z-index: 50;
      display: grid;
      place-items: center;
      padding: 20px;
      background: rgba(8,24,45,.72);
      backdrop-filter: blur(8px);
    }
    .age-modal {
      width: min(470px, 100%);
      padding: 34px;
      text-align: center;
      background: white;
      border-radius: 24px;
      box-shadow: 0 30px 80px rgba(0,0,0,.25);
    }
    .age-modal h2 { margin: 0 0 12px; font-size: 28px; }
    .age-modal p { color: var(--muted); font-size: 14px; }
    .age-actions { display: flex; gap: 10px; margin-top: 24px; }
    .age-actions button { flex: 1; border: 0; }
    .hidden { display: none !important; }
    @media (max-width: 1024px) {
      .hero-grid { gap: 40px; }
      .brand { min-width: auto; }
      .nav-wrap { gap: 14px; }
    }
    @media (max-width: 768px) {
      .container { width: min(100% - 30px, 620px); }
      .nav-wrap { flex-wrap: wrap; padding: 14px 0; }
      .search-box { order: 3; flex-basis: 100%; max-width: none; }
      .nav-links { margin-left: auto; }
      .nav-cta { display: none; }
      .hero { padding: 58px 0 55px; }
      .hero-grid, .news-layout { grid-template-columns: 1fr; }
      .hero h1 { font-size: clamp(38px, 11vw, 60px); }
      .section { padding: 72px 0; }
      .metric-grid { grid-template-columns: repeat(2, 1fr); }
      .card-grid, .directory-grid, .timeline, .faq-grid { grid-template-columns: 1fr; }
      .section-head { display: block; }
      .section-head .section-lead { margin-top: 12px; }
      .cta-box { display: block; padding: 30px 25px; }
      .cta-box .primary-btn { margin-top: 22px; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .footer-grid > :first-child { grid-column: 1 / -1; }
    }
    @media (max-width: 520px) {
      .nav-links { width: 100%; justify-content: space-between; }
      .nav-link { padding: 7px 8px; font-size: 13px; }
      .hero-actions, .hero-actions a { width: 100%; }
      .hero-actions a { text-align: center; }
      .hero-stats { gap: 18px; }
      .metric { padding: 22px 16px; }
      .metric strong { font-size: 27px; }
      .news-row { display: block; }
      .news-row time { display: block; margin-top: 5px; }
      .footer-grid { grid-template-columns: 1fr; }
      .footer-grid > :first-child { grid-column: auto; }
      .copyright { display: block; }
      .copyright span { display: block; margin-top: 8px; }
      .age-actions { display: grid; }
    }

/* roulang page: category1 */
:root {
      --ink: #12213b;
      --muted: #667894;
      --blue: #2778d7;
      --navy: #174a92;
      --cyan: #16a6bd;
      --mist: #f4f8ff;
      --line: #dce7f5;
      --white: #ffffff;
      --radius-lg: 28px;
      --radius-md: 18px;
      --shadow: 0 18px 50px rgba(31, 74, 131, .10);
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--ink);
      background: var(--mist);
      font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    a { color: inherit; text-decoration: none; }
    button, input { font: inherit; }
    button { cursor: pointer; }
    .container { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
    .section { padding: 96px 0; }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--blue);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: .12em;
    }
    .eyebrow::before {
      content: "";
      width: 28px;
      height: 2px;
      background: var(--cyan);
      border-radius: 9px;
    }
    .section-title {
      margin: 14px 0 12px;
      font-size: clamp(28px, 4vw, 46px);
      line-height: 1.2;
      letter-spacing: -.04em;
      font-weight: 850;
    }
    .section-lead {
      max-width: 720px;
      color: var(--muted);
      font-size: 16px;
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 20;
      background: rgba(255,255,255,.9);
      border-bottom: 1px solid rgba(220,231,245,.9);
      backdrop-filter: blur(18px);
    }
    .nav-wrap {
      min-height: 78px;
      display: flex;
      align-items: center;
      gap: 24px;
    }
    .brand {
      display: inline-flex;
      align-items: center;
      gap: 11px;
      min-width: 230px;
      font-size: 18px;
      font-weight: 850;
      letter-spacing: -.04em;
    }
    .brand-mark {
      width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      color: white;
      background: linear-gradient(145deg, var(--blue), var(--cyan));
      border-radius: 13px;
      box-shadow: 0 8px 18px rgba(39,120,215,.25);
    }
    .search-box {
      flex: 1;
      max-width: 450px;
      position: relative;
    }
    .search-box input {
      width: 100%;
      height: 45px;
      padding: 0 18px 0 44px;
      color: var(--ink);
      background: #f7faff;
      border: 1px solid var(--line);
      border-radius: 14px;
      outline: 0;
      transition: .2s ease;
    }
    .search-box input:focus {
      background: white;
      border-color: var(--blue);
      box-shadow: 0 0 0 4px rgba(39,120,215,.12);
    }
    .search-icon {
      position: absolute;
      left: 16px;
      top: 8px;
      color: var(--blue);
      font-size: 19px;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-left: auto;
    }
    .nav-link {
      padding: 9px 13px;
      color: var(--muted);
      border-radius: 10px;
      font-size: 14px;
      font-weight: 700;
      transition: .2s ease;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--blue);
      background: #eaf3ff;
    }
    .nav-cta, .primary-btn, .secondary-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 0 20px;
      border-radius: 13px;
      font-weight: 800;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    }
    .nav-cta, .primary-btn {
      color: white;
      background: var(--blue);
      box-shadow: 0 10px 22px rgba(39,120,215,.2);
    }
    .nav-cta:hover, .primary-btn:hover {
      transform: translateY(-2px);
      background: var(--navy);
      box-shadow: 0 14px 28px rgba(39,120,215,.28);
    }
    .secondary-btn {
      color: var(--navy);
      background: white;
      border: 1px solid var(--line);
    }
    .secondary-btn:hover {
      transform: translateY(-2px);
      border-color: var(--blue);
      box-shadow: var(--shadow);
    }
    .hero {
      padding: 88px 0 76px;
      background:
        radial-gradient(circle at 86% 15%, rgba(39,120,215,.14), transparent 28%),
        linear-gradient(180deg, #fff 0%, #f4f8ff 100%);
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.08fr .92fr;
      align-items: center;
      gap: 72px;
    }
    .hero h1 {
      max-width: 720px;
      margin: 16px 0 22px;
      font-size: clamp(38px, 6vw, 70px);
      line-height: 1.08;
      letter-spacing: -.065em;
      font-weight: 900;
    }
    .hero-copy {
      max-width: 650px;
      color: var(--muted);
      font-size: 18px;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 30px;
    }
    .hero-panel {
      position: relative;
      padding: 28px;
      background: white;
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
    }
    .panel-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding-bottom: 18px;
      border-bottom: 1px solid var(--line);
    }
    .status {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      color: #118b72;
      font-size: 13px;
      font-weight: 800;
    }
    .status::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #21bd91;
      box-shadow: 0 0 0 5px rgba(33,189,145,.12);
    }
    .panel-list { display: grid; gap: 14px; margin-top: 22px; }
    .panel-item {
      display: flex;
      gap: 13px;
      align-items: flex-start;
      padding: 15px;
      background: #f7faff;
      border: 1px solid #edf3fa;
      border-radius: 15px;
    }
    .panel-icon {
      flex: 0 0 32px;
      height: 32px;
      display: grid;
      place-items: center;
      color: var(--blue);
      background: #e5f1ff;
      border-radius: 10px;
      font-weight: 900;
    }
    .panel-item strong { display: block; font-size: 14px; }
    .panel-item span { color: var(--muted); font-size: 12px; }
    .metric-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1px;
      overflow: hidden;
      background: var(--line);
      border: 1px solid var(--line);
      border-radius: 20px;
      box-shadow: 0 10px 28px rgba(31,74,131,.05);
    }
    .metric {
      padding: 25px 22px;
      background: #fff;
    }
    .metric strong {
      display: block;
      color: var(--navy);
      font-size: 30px;
      line-height: 1;
    }
    .metric span {
      display: block;
      margin-top: 9px;
      color: var(--muted);
      font-size: 13px;
    }
    .section-head {
      display: flex;
      justify-content: space-between;
      align-items: end;
      gap: 30px;
      margin-bottom: 34px;
    }
    .card-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }
    .card {
      padding: 27px;
      background: white;
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      box-shadow: 0 8px 26px rgba(31,74,131,.05);
      transition: .22s ease;
    }
    .card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow);
      border-color: #b9d4f3;
    }
    .card-number {
      display: inline-grid;
      place-items: center;
      width: 38px;
      height: 38px;
      color: white;
      background: var(--blue);
      border-radius: 12px;
      font-weight: 900;
    }
    .card h3 { margin: 20px 0 9px; font-size: 20px; }
    .card p { margin: 0; color: var(--muted); font-size: 14px; }
    .split {
      display: grid;
      grid-template-columns: .78fr 1.22fr;
      gap: 22px;
      align-items: stretch;
    }
    .blue-box {
      padding: 38px;
      color: white;
      background: linear-gradient(145deg, #174a92, #2778d7);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
    }
    .blue-box h2 { margin: 12px 0; font-size: 32px; line-height: 1.25; }
    .blue-box p { color: rgba(255,255,255,.78); }
    .check-list {
      display: grid;
      gap: 14px;
      margin: 26px 0 0;
      padding: 0;
      list-style: none;
    }
    .check-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: rgba(255,255,255,.9);
      font-size: 14px;
    }
    .check-list li::before {
      content: "✓";
      flex: 0 0 23px;
      width: 23px;
      height: 23px;
      display: grid;
      place-items: center;
      color: white;
      background: rgba(255,255,255,.18);
      border-radius: 50%;
      font-weight: 900;
    }
    .comparison {
      display: grid;
      gap: 12px;
      padding: 30px;
      background: white;
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      box-shadow: 0 8px 26px rgba(31,74,131,.05);
    }
    .compare-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .compare-cell {
      padding: 18px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fbfdff;
    }
    .compare-cell.good {
      background: #effaf7;
      border-color: #c8eee3;
    }
    .compare-cell small {
      display: block;
      margin-bottom: 5px;
      color: var(--muted);
      font-size: 12px;
      font-weight: 800;
    }
    .compare-cell strong { font-size: 15px; }
    .faq-list {
      display: grid;
      gap: 12px;
      max-width: 900px;
    }
    .faq-item {
      overflow: hidden;
      background: white;
      border: 1px solid var(--line);
      border-radius: 16px;
    }
    .faq-item summary {
      padding: 20px 23px;
      cursor: pointer;
      font-weight: 800;
      list-style: none;
    }
    .faq-item summary::-webkit-details-marker { display: none; }
    .faq-item summary::after {
      content: "+";
      float: right;
      color: var(--blue);
      font-size: 22px;
      line-height: 1;
    }
    .faq-item[open] summary::after { content: "−"; }
    .faq-answer {
      padding: 0 23px 21px;
      color: var(--muted);
      font-size: 14px;
    }
    .cta {
      padding: 52px;
      background: white;
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
    }
    .cta h2 { margin: 0 0 9px; font-size: 30px; }
    .cta p { margin: 0; color: var(--muted); }
    .site-footer {
      padding: 62px 0 24px;
      color: #d9e8fb;
      background: #102746;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr;
      gap: 42px;
    }
    .footer-brand {
      margin-bottom: 12px;
      color: white;
      font-size: 20px;
      font-weight: 850;
    }
    .footer-title {
      margin: 0 0 13px;
      color: white;
      font-size: 15px;
    }
    .footer-links { display: grid; gap: 8px; font-size: 13px; }
    .footer-links a:hover { color: white; }
    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      margin-top: 44px;
      padding-top: 20px;
      color: #9eb6d4;
      border-top: 1px solid rgba(255,255,255,.14);
      font-size: 12px;
    }
    :focus-visible {
      outline: 3px solid rgba(22,166,189,.45);
      outline-offset: 3px;
    }
    @media (max-width: 1024px) {
      .hero-grid { gap: 38px; }
      .brand { min-width: 205px; }
      .nav-wrap { gap: 14px; }
    }
    @media (max-width: 768px) {
      .container { width: min(100% - 28px, 680px); }
      .section { padding: 70px 0; }
      .nav-wrap { flex-wrap: wrap; padding: 14px 0; }
      .brand { min-width: auto; }
      .search-box { order: 3; flex-basis: 100%; max-width: none; }
      .nav-links { margin-left: auto; }
      .nav-cta { display: none; }
      .hero { padding: 65px 0; }
      .hero-grid, .split { grid-template-columns: 1fr; }
      .hero h1 { font-size: clamp(38px, 11vw, 58px); }
      .card-grid { grid-template-columns: 1fr 1fr; }
      .section-head { display: block; }
      .section-head .section-lead { margin-top: 12px; }
      .cta { display: block; padding: 34px 27px; }
      .cta .primary-btn { margin-top: 22px; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .footer-grid > :first-child { grid-column: 1 / -1; }
    }
    @media (max-width: 520px) {
      .nav-links { width: 100%; margin: 0; }
      .nav-link { flex: 1; text-align: center; }
      .hero h1 { font-size: 40px; }
      .hero-copy { font-size: 16px; }
      .hero-actions .primary-btn, .hero-actions .secondary-btn { width: 100%; }
      .metric-grid { grid-template-columns: 1fr; }
      .card-grid { grid-template-columns: 1fr; }
      .compare-row { grid-template-columns: 1fr; }
      .blue-box, .comparison { padding: 25px; }
      .footer-grid { grid-template-columns: 1fr; }
      .copyright { display: block; }
      .copyright span { display: block; margin-top: 8px; }
    }