:root {
    --bg: #0d0b14;
    --bg-2: #15111f;
    --card: #1b1629;
    --card-hover: #241d38;
    --border: #2e2548;
    --text: #ece8f7;
    --muted: #9a92b5;
    --accent: #9b6dff;
    --accent-2: #5ee0c4;
  }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background:
      radial-gradient(900px 500px at 15% -10%, rgba(155,109,255,.18), transparent 60%),
      radial-gradient(800px 500px at 90% 0%, rgba(94,224,196,.10), transparent 60%),
      var(--bg);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.5;
  }
  .wrap { max-width: 960px; margin: 0 auto; padding: 0 20px; }
  header { padding: 64px 0 36px; text-align: center; }
  .brand {
    display: inline-block;
    font-size: 13px; letter-spacing: .2em; text-transform: uppercase;
    color: var(--accent-2); margin-bottom: 14px;
  }
  h1 { font-size: clamp(28px, 6vw, 44px); font-weight: 800; letter-spacing: -.02em; }
  h1 span {
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text; background-clip: text; color: transparent;
  }
  .sub { color: var(--muted); margin-top: 12px; font-size: 16px; }

  section { margin: 34px 0; }
  .cat-title {
    display: flex; align-items: center; gap: 12px;
    font-size: 13px; letter-spacing: .15em; text-transform: uppercase;
    color: var(--muted); margin-bottom: 14px;
  }
  .cat-title::after { content: ""; flex: 1; height: 1px; background: var(--border); }

  .grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
  .tile {
    display: flex; align-items: center; gap: 16px;
    padding: 18px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    text-decoration: none; color: var(--text);
    transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
  }
  .tile:hover, .tile:focus-visible {
    transform: translateY(-3px);
    background: var(--card-hover);
    border-color: var(--accent);
    box-shadow: 0 10px 30px rgba(155,109,255,.18);
    outline: none;
  }
  .logo {
    width: 56px; height: 56px; flex: none;
    border-radius: 14px; object-fit: cover;
    background: var(--bg-2);
    border: 1px solid var(--border);
  }
  .tile .name { font-size: 18px; font-weight: 700; }
  .tile .arrow { margin-left: auto; color: var(--muted); font-size: 20px; transition: transform .18s, color .18s; }
  .tile:hover .arrow { transform: translateX(4px); color: var(--accent-2); }

  footer {
    margin-top: 56px; padding: 28px 0 40px;
    border-top: 1px solid var(--border);
    text-align: center; color: var(--muted); font-size: 14px;
  }
  @media (max-width: 480px) {
    header { padding-top: 44px; }
    .tile { padding: 14px; }
  }

  /* Sub pages */
  .crumbs { padding-top: 28px; font-size: 14px; color: var(--muted); }
  .crumbs a { color: var(--accent-2); text-decoration: none; }
  .crumbs a:hover { text-decoration: underline; }
  .page-head { display: flex; align-items: center; gap: 18px; padding: 28px 0 8px; }
  .page-head .logo { width: 72px; height: 72px; border-radius: 18px; }
  .page-head h1 { font-size: clamp(26px, 5vw, 36px); }
  .lead { color: var(--muted); margin: 8px 0 8px; font-size: 16px; }
  .doc { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 28px; margin: 24px 0; }
  .doc h2 { font-size: 20px; margin: 26px 0 8px; }
  .doc h2:first-child { margin-top: 0; }
  .doc p, .doc li { color: #cfc8e6; font-size: 15.5px; }
  .doc p { margin: 8px 0; }
  .doc ul { margin: 8px 0 8px 22px; }
  .doc li { margin: 4px 0; }
  .doc a { color: var(--accent-2); }
  .updated { color: var(--muted); font-size: 14px; }
  @media (max-width: 480px) { .doc { padding: 20px; } .page-head .logo { width: 56px; height: 56px; } }