body {
    background:
      radial-gradient(1100px 600px at 85% -20%,
        rgba(0, 103, 128, 0.18),
        transparent 55%),
      radial-gradient(900px 520px at 10% -10%,
        rgba(208, 184, 163, 0.2),
        transparent 55%),
      var(--c-bg);
  }

  .skip {
    position: absolute;
    left: -999px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
  }

  .skip:focus {
    left: 16px;
    top: 16px;
    width: auto;
    height: auto;
    padding: 10px 12px;
    background: #fff;
    border: 1px solid var(--c-border);
    border-radius: var(--r-md);
    z-index: 100;
  }

  .topbar {
    padding: 10px 0;
    font-size: 13px;
  }

  .header {
    position: sticky;
    top: 0;
    z-index: 50;
    padding: 12px 0;
    border-bottom: 1px solid rgba(2, 6, 23, 0.08);
    background: rgba(245, 250, 252, 0.68);
    backdrop-filter: blur(14px);
  }

  html[data-a11y="1"] .header {
    background: #fff;
  }

  .brand {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 172px;
  }

  .logo {
    width: 40px;
    height: 40px;
    border-radius: var(--r-md);
    background: linear-gradient(135deg, var(--c-primary), #0ea5b7);
    overflow: hidden;
    box-shadow: 0 10px 18px rgba(0, 103, 128, 0.18);
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    color: #fff;
    font-weight: 900;
  }

  .brand h1 {
    margin: 0;
    font-size: 14px;
    letter-spacing: 0.02em;
    font-weight: 600;
  }

  .brand .sub {
    font-size: 12px;
    color: var(--c-muted);
    margin-top: 2px;
    font-weight: 300;
  }

  nav {
    display: flex;
    gap: 3px;
    align-items: end;
  }

  .navlink {
    padding: 10px 10px;
    border-radius: var(--r-md);
    border: 1px solid transparent;
    font-size: 13px;
  }

  .navlink:hover {
    text-decoration: none;
    border-color: var(--c-border);
    background: rgba(255, 255, 255, 0.8);
  }

  .navlink[aria-expanded="true"] {
    background: #fff;
    border-color: rgba(2, 6, 23, 0.16);
  }

  .menu-btn {
    display: none;
  }

  .mega {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: calc(100% + 10px);
    width: min(var(--header-menu), calc(100vw - 40px));
    /* padding: var(--s-4); */
    display: none;
  }

  .mega.open {
    display: block;
  }

  .mega .header-grid {

    display: flex;
    flex-direction: column;
    grid-template-columns: 1.15fr 1fr;
    /* gap: var(--s-4); */
  }

  .mega .col {
    padding: var(--s-4);
    border-radius: var(--r-md);
    border: 1px solid var(--c-border);
    background: rgba(255, 255, 255, 0.9);
  }

  .mega h3 {
    margin: 0 0 10px;
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--c-muted);
    font-weight: 600;
  }

  .mega a {
    display: flex;
    /* justify-content: space-between; */
    gap: 10px;
    padding: 10px 10px;
    border-radius: var(--r-md);
    text-decoration: none;
  }

  .mega a:hover {
    background: rgba(0, 103, 128, 0.06);
  }

  /* Search modal */
  .overlay {
    position: fixed;
    inset: 0;
    background: rgba(2, 6, 23, 0.55);
    display: none;
    z-index: 80;
  }

  .overlay.open {
    display: block;
  }

  .modal {
    width: min(760px, calc(100vw - 40px));
    margin: 80px auto 0;
    padding: var(--s-4);
    border-radius: 20px;
  }

  .searchbox {
    display: flex;
    gap: 10px;
    padding: 12px;
    border-radius: 16px;
    border: 1px solid var(--c-border);
    background: #fff;
  }

  .searchbox input {
    border: none;
    outline: none;
    width: 100%;
    font-size: 16px;
  }

  .kbd {
    padding: 2px 7px;
    border: 1px solid var(--c-border);
    border-bottom-width: 2px;
    border-radius: 8px;
    font-size: 12px;
    color: var(--c-muted);
    background: #fff;
  }

  main {
    padding: var(--s-4) 0 var(--s-7);
  }

  section.block {
    padding: var(--s-5) 0;
  }

  .mega-link {
    font-size: 12px;
    display: flex;
  }

  .section-head {
    display: flex;
    gap: 12px;
    align-items: baseline;
    justify-content: space-between;
    margin: 6px 0 12px 28px;
    flex-wrap: wrap;
  }

  .section-head h2 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
  }

  .section-head p {
    margin: 0;
    color: var(--c-muted);
    font-size: 13px;
    font-weight: 300;
  }

  .grid3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--s-4);
  }

  .tile {
    padding: var(--s-4);
    border: 1px solid var(--c-border);
    border-radius: var(--r-lg);
    background: #fff;
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    transition:
      transform var(--t-fast) var(--ease),
      box-shadow var(--t-fast) var(--ease);
  }

  .tile:hover {
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
  }

  .tile h3 {
    margin: 8px 0 6px;
    font-size: 14px;
    font-weight: 600;
  }

  .tile p {
    margin: 0;
    font-size: 12px;
    color: var(--c-muted);
  }

  /* News scroller */
  .scroller {
    display: flex;
    gap: var(--s-4);
    overflow: auto;
    scroll-snap-type: x mandatory;
    padding: 4px 2px 10px;
  }

  .news {
    min-width: min(360px, 85vw);
    scroll-snap-align: start;
    padding: var(--s-4);
    border: 1px solid var(--c-border);
    border-radius: var(--r-lg);
    background: #fff;
    text-decoration: none;
    box-shadow: var(--shadow-sm);
  }

  .news .meta {
    font-size: 12px;
    color: var(--c-muted);
    font-weight: 300;
  }

  .news h3 {
    margin: 8px 0 6px;
    font-size: 14px;
    font-weight: 600;
  }

  .news p {
    margin: 0;
    color: var(--c-muted);
    font-size: 12px;
    font-weight: 300;
  }

  /* CTA */
  .cta {
    padding: var(--s-5);
    display: flex;
    gap: var(--s-4);
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: var(--r-lg);
    background: linear-gradient(135deg,
        rgba(0, 103, 128, 0.95),
        rgba(14, 165, 183, 0.9));
    color: #fff;
    box-shadow: var(--shadow-md);
  }

  .cta h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
  }

  .cta p {
    margin: 4px 0 0;
    opacity: 0.92;
    font-size: 13px;
    max-width: 60ch;
    font-weight: 300;
  }

  /* Footer */
  footer {
    padding: var(--s-6) 0 var(--s-6);
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: var(--s-4);
  }

  .foot {
    padding: var(--s-4);
  }

  .foot h3 {
    margin: 0 0 10px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--c-muted);
    font-weight: 600;
  }

  .foot a {
    display: inline-flex;
    padding: 6px 0;
    text-decoration: none;
    font-weight: 300;
  }

  .foot a:hover {
    text-decoration: none;
  }

  .fine {
    margin-top: 12px;
    color: var(--c-muted);
    font-size: 12px;
    font-weight: 300;
  }

  @media (max-width: 980px) {
    nav {
      display: none;
    }

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

    .grid3 {
      grid-template-columns: 1fr;
    }

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

    .mega {
      left: 20px;
      transform: none;
      width: calc(100vw - 40px);
    }

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

    .brand {
      min-width: auto;
    }
  }