:root {
      --bg: #f6fbff;
      --bg-2: #eef8ff;
      --card: rgba(255, 255, 255, 0.84);
      --card-strong: #ffffff;
      --text: #17314a;
      --muted: #607287;
      --line: rgba(63, 111, 148, 0.14);
      --primary: #0ea5a3;
      --primary-2: #2563eb;
      --accent: #7c3aed;
      --shadow: 0 24px 70px rgba(18, 52, 86, 0.10);
      --shadow-soft: 0 12px 30px rgba(18, 52, 86, 0.08);
      --radius-xl: 30px;
      --radius-lg: 22px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1180px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at top left, rgba(14, 165, 163, 0.12), transparent 28%),
        radial-gradient(circle at top right, rgba(37, 99, 235, 0.10), transparent 26%),
        linear-gradient(180deg, #ffffff 0%, var(--bg) 42%, #fdfefe 100%);
      min-height: 100vh;
    }

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

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

    .page-shell {
      position: relative;
      overflow: hidden;
    }

    .page-shell::before,
    .page-shell::after {
      content: "";
      position: absolute;
      border-radius: 999px;
      filter: blur(20px);
      pointer-events: none;
    }

    .page-shell::before {
      width: 360px;
      height: 360px;
      left: -120px;
      top: 140px;
      background: rgba(14, 165, 163, 0.12);
    }

    .page-shell::after {
      width: 460px;
      height: 460px;
      right: -180px;
      top: 520px;
      background: rgba(37, 99, 235, 0.08);
    }

    .container {
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
      position: relative;
      z-index: 1;
    }

    .topbar {
      position: sticky;
      top: 0;
      z-index: 20;
      backdrop-filter: blur(18px);
      background: rgba(255, 255, 255, 0.72);
      border-bottom: 1px solid rgba(120, 144, 168, 0.12);
    }

    .topbar-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      min-height: 84px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 14px;
      font-weight: 800;
      font-size: 1.05rem;
      letter-spacing: -0.03em;
      color: #123047;
      white-space: nowrap;
    }

    .brand-mark {
      width: 44px;
      height: 44px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      background: linear-gradient(135deg, rgba(14, 165, 163, 0.12), rgba(37, 99, 235, 0.14));
      border: 1px solid rgba(63, 111, 148, 0.12);
      box-shadow: 0 10px 24px rgba(18, 52, 86, 0.08);
      flex: 0 0 auto;
    }

    .brand-mark.logo {
      width: 60px;
      height: 60px;
    }

    .brand-mark svg {
      width: 24px;
      height: 24px;
      fill: url(#brandGradient);
    }

    .nav {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .nav a {
      padding: 11px 16px;
      border-radius: 999px;
      color: var(--muted);
      font-weight: 600;
      transition: transform .2s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
    }

    .nav a:hover {
      background: rgba(14, 165, 163, 0.09);
      color: #17314a;
      transform: translateY(-1px);
      box-shadow: 0 8px 20px rgba(18, 52, 86, 0.06);
    }

    .hero {
      padding: 52px 0 26px;
    }

    .hero-card {
      position: relative;
      border-radius: var(--radius-xl);
      overflow: hidden;
      background:
        linear-gradient(135deg, rgba(255,255,255,0.92), rgba(248,253,255,0.82)),
        linear-gradient(135deg, rgba(14,165,163,0.09), rgba(37,99,235,0.08));
      border: 1px solid rgba(63, 111, 148, 0.14);
      box-shadow: var(--shadow);
      padding: 34px;
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 28px;
      align-items: center;
    }

    .hero-card::before {
      content: "";
      position: absolute;
      inset: auto -120px -160px auto;
      width: 320px;
      height: 320px;
      background: radial-gradient(circle, rgba(124, 58, 237, 0.14), transparent 62%);
      pointer-events: none;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 9px 14px;
      border-radius: 999px;
      background: rgba(14, 165, 163, 0.10);
      color: #0f5f5d;
      font-weight: 700;
      font-size: .92rem;
      letter-spacing: .01em;
      margin-bottom: 18px;
    }

    .eyebrow-dot {
      width: 10px;
      height: 10px;
      border-radius: 999px;
      background: linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow: 0 0 0 6px rgba(14, 165, 163, 0.10);
    }

    h1, h2, h3, p {
      margin-top: 0;
    }

    h1 {
      font-size: clamp(2.35rem, 4vw, 4.4rem);
      line-height: 1.02;
      letter-spacing: -0.06em;
      margin-bottom: 18px;
      max-width: 100%;
    }

    .lead {
      font-size: 1.06rem;
      line-height: 1.75;
      color: var(--muted);
      max-width: 62ch;
      margin-bottom: 24px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-bottom: 18px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      border: 0;
      border-radius: 999px;
      padding: 14px 20px;
      font-weight: 700;
      cursor: pointer;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
      white-space: nowrap;
    }

    .btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 18px 28px rgba(18, 52, 86, 0.12);
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--primary-2));
    }

    .btn-secondary {
      color: #17314a;
      background: rgba(255,255,255,.74);
      border: 1px solid rgba(63, 111, 148, 0.16);
    }

    .hero-note {
      font-size: .96rem;
      color: var(--muted);
      line-height: 1.6;
      max-width: 50ch;
    }

    .hero-visual {
      display: grid;
      gap: 16px;
    }

    .visual-panel {
      border-radius: 26px;
      background: linear-gradient(180deg, rgba(255,255,255,.9), rgba(245,251,255,.8));
      border: 1px solid rgba(63, 111, 148, 0.12);
      box-shadow: var(--shadow-soft);
      padding: 20px;
      position: relative;
      overflow: hidden;
    }

    .visual-panel::after {
      content: "";
      position: absolute;
      inset: auto -50px -60px auto;
      width: 180px;
      height: 180px;
      background: radial-gradient(circle, rgba(14, 165, 163, 0.10), transparent 70%);
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
      margin-top: 12px;
    }

    .stat {
      padding: 16px;
      border-radius: 18px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(63, 111, 148, 0.10);
    }

    .stat strong {
      display: block;
      font-size: 1.35rem;
      margin-bottom: 6px;
      letter-spacing: -0.03em;
    }

    .stat span {
      color: var(--muted);
      font-size: .94rem;
      line-height: 1.4;
    }

    .search-preview {
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin-top: 12px;
    }

    .search-bar {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 14px 16px;
      border-radius: 18px;
      background: rgba(255,255,255,.92);
      border: 1px solid rgba(63, 111, 148, 0.12);
      color: var(--muted);
    }

    .search-pill {
      width: 12px;
      height: 12px;
      border-radius: 999px;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      box-shadow: 0 0 0 5px rgba(14, 165, 163, 0.09);
    }

    .section {
      padding: 26px 0;
    }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 16px;
      margin-bottom: 18px;
    }

    .section-head h2 {
      font-size: clamp(1.5rem, 2.3vw, 2.3rem);
      letter-spacing: -0.04em;
      margin-bottom: 6px;
    }

    .section-head p {
      margin: 0;
      color: var(--muted);
      line-height: 1.6;
      max-width: 56ch;
    }

    .tabs {
      display: inline-flex;
      flex-wrap: wrap;
      gap: 10px;
      padding: 8px;
      border-radius: 999px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(63, 111, 148, 0.12);
      box-shadow: 0 10px 24px rgba(18, 52, 86, 0.05);
      margin-bottom: 18px;
    }

    .tab-btn {
      border: 0;
      background: transparent;
      color: var(--muted);
      padding: 12px 18px;
      border-radius: 999px;
      font-weight: 700;
      font-size: .96rem;
      cursor: pointer;
      transition: all .2s ease;
    }

    .tab-btn.active {
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow: 0 14px 24px rgba(37, 99, 235, 0.18);
    }

    .table-wrap {
      border-radius: var(--radius-xl);
      overflow: hidden;
      border: 1px solid rgba(63, 111, 148, 0.12);
      background: rgba(255,255,255,.82);
      box-shadow: var(--shadow-soft);
    }

    table {
      width: 100%;
      border-collapse: collapse;
    }

    thead th {
      background: linear-gradient(180deg, rgba(245, 250, 255, 0.95), rgba(236, 246, 255, 0.9));
      color: #35506c;
      font-size: .9rem;
      text-transform: uppercase;
      letter-spacing: .08em;
      text-align: left;
      padding: 16px 18px;
      border-bottom: 1px solid rgba(63, 111, 148, 0.10);
      cursor: pointer;
      user-select: none;
    }

    tbody td {
      padding: 16px 18px;
      border-bottom: 1px solid rgba(63, 111, 148, 0.08);
      color: #264059;
      vertical-align: middle;
    }

    tbody tr {
      transition: background .2s ease, transform .2s ease;
    }

    tbody tr:hover {
      background: rgba(14, 165, 163, 0.04);
    }

    tbody tr:last-child td {
      border-bottom: 0;
    }

    .zone-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-weight: 800;
      color: #154e84;
    }

    .zone-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 42px;
      padding: 7px 10px;
      border-radius: 999px;
      background: rgba(14, 165, 163, 0.10);
      color: #0f5f5d;
      font-size: .86rem;
      font-weight: 800;
    }

    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 18px;
    }

    .card {
      border-radius: var(--radius-xl);
      background: var(--card);
      border: 1px solid rgba(63, 111, 148, 0.12);
      box-shadow: var(--shadow-soft);
      padding: 24px;
      backdrop-filter: blur(14px);
      transition: transform .22s ease, box-shadow .22s ease;
    }

    .card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow);
    }

    .info-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
    }

    .feature {
      padding: 22px;
      border-radius: 22px;
      background: linear-gradient(180deg, rgba(255,255,255,.9), rgba(248,253,255,.82));
      border: 1px solid rgba(63, 111, 148, 0.11);
      box-shadow: 0 16px 34px rgba(18, 52, 86, 0.06);
      min-height: 100%;
    }

    .feature-icon {
      width: 52px;
      height: 52px;
      border-radius: 18px;
      display: grid;
      place-items: center;
      margin-bottom: 14px;
      background: linear-gradient(135deg, rgba(14, 165, 163, 0.12), rgba(37, 99, 235, 0.12));
      border: 1px solid rgba(63, 111, 148, 0.10);
    }

    .feature-icon svg {
      width: 24px;
      height: 24px;
      fill: none;
      stroke: url(#brandGradient);
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .feature h3 {
      margin-bottom: 10px;
      font-size: 1.12rem;
      letter-spacing: -0.03em;
    }

    .feature p {
      margin-bottom: 0;
      color: var(--muted);
      line-height: 1.72;
      font-size: .98rem;
    }

    .content-section {
      display: grid;
      gap: 18px;
    }

    .text-card {
      padding: 28px;
      border-radius: var(--radius-xl);
      background: rgba(255,255,255,.86);
      border: 1px solid rgba(63, 111, 148, 0.12);
      box-shadow: var(--shadow-soft);
    }

    .text-card h3 {
      font-size: 1.35rem;
      margin-bottom: 14px;
      letter-spacing: -0.04em;
    }

    .text-card p,
    .text-card li {
      color: var(--muted);
      line-height: 1.8;
      font-size: 1rem;
    }

    .text-card ul {
      margin: 0;
      padding-left: 20px;
      display: grid;
      gap: 10px;
    }

    .tips-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
    }

    .tip {
      border-radius: 22px;
      background: linear-gradient(180deg, rgba(255,255,255,.9), rgba(248,253,255,.84));
      border: 1px solid rgba(63, 111, 148, 0.12);
      padding: 22px;
      box-shadow: 0 14px 32px rgba(18, 52, 86, 0.05);
    }

    .tip .tip-index {
      width: 42px;
      height: 42px;
      border-radius: 999px;
      display: grid;
      place-items: center;
      color: #fff;
      font-weight: 800;
      background: linear-gradient(135deg, var(--primary), var(--primary-2));
      margin-bottom: 14px;
    }

    .tip h3 {
      margin-bottom: 10px;
      font-size: 1.08rem;
    }

    .tip p {
      margin-bottom: 0;
      color: var(--muted);
      line-height: 1.74;
    }

    .cta {
      margin: 18px 0 52px;
      padding: 30px;
      border-radius: var(--radius-xl);
      background: linear-gradient(135deg, rgba(14,165,163,0.12), rgba(37,99,235,0.10));
      border: 1px solid rgba(63, 111, 148, 0.12);
      box-shadow: var(--shadow-soft);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
    }

    .cta h2 {
      margin-bottom: 8px;
    }

    .cta p {
      margin: 0;
      color: var(--muted);
      line-height: 1.7;
      max-width: 70ch;
    }

    .footer {
      padding: 30px 0 42px;
      border-top: 1px solid rgba(63, 111, 148, 0.10);
      background: linear-gradient(180deg, rgba(255,255,255,.56), rgba(246,251,255,.92));
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 18px;
      align-items: start;
      margin-bottom: 20px;
    }

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

    .footer-brand p {
      margin: 0;
      color: var(--muted);
      line-height: 1.7;
      max-width: 62ch;
    }

    .footer-links {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px 16px;
    }

    .footer-links a {
      color: #46657f;
      font-weight: 600;
      padding: 6px 0;
      transition: color .2s ease;
    }

    .footer-links a:hover {
      color: #123047;
    }

    .copyright {
      padding-top: 20px;
      border-top: 1px solid rgba(63, 111, 148, 0.10);
      color: var(--muted);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      font-size: .95rem;
    }

    .mobile-only {
      display: none;
    }

    @media (max-width: 1080px) {
      .hero-card,
      .grid-2,
      .info-grid,
      .tips-grid,
      .footer-top {
        grid-template-columns: 1fr;
      }

      .hero-card {
        padding: 26px;
      }

      h1 {
        max-width: none;
      }

      .section-head {
        align-items: start;
        flex-direction: column;
      }
    }

    @media (max-width: 760px) {
      .topbar-inner {
        flex-direction: column;
        align-items: stretch;
        padding: 16px 0;
      }

      .nav {
        justify-content: flex-start;
      }

      .hero {
        padding-top: 20px;
      }

      .hero-card,
      .text-card,
      .cta,
      .card {
        padding: 20px;
      }

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

      .table-wrap {
        overflow-x: auto;
      }

      table {
        min-width: 760px;
      }

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

    @media (max-width: 520px) {
      .nav a {
        padding: 10px 14px;
      }

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

      .btn {
        width: 100%;
      }

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