:root {
    --blue-700: #1e40af; --blue-600: #2563eb; --blue-500: #3b82f6; --blue-50: #eff6ff;
    --ink-900: #0a0a0f; --ink-800: #18181b; --ink-700: #27272a; --ink-500: #71717a;
    --ink-400: #a1a1aa; --ink-300: #d4d4d8; --ink-200: #e4e4e7; --ink-100: #f4f4f5; --ink-50: #fafafa;
    --amber-50: #fffbeb;
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --radius-sm: 6px; --radius-md: 10px;
  }
  *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
  body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px; line-height: 1.55; color: var(--ink-800); background: #fff;
    -webkit-font-smoothing: antialiased; min-height: 100vh; display: flex; flex-direction: column;
  }
  body > section:only-of-type { flex: 1 0 auto; min-height: calc(100vh - 65px); }
  body > footer { margin-top: auto; }
  a { color: var(--blue-600); text-decoration: none; }
  a:hover { text-decoration: underline; }
  .container { max-width: 1380px; margin: 0 auto; padding: 0 40px; }
  section > .container > * { max-width: 720px; margin-left: auto; margin-right: auto; }

  .nav { border-bottom: 1px solid rgba(255, 255, 255, 0.08); background: #0f172a; position: sticky; top: 0; z-index: 100; }
  .nav-inner {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 40px; max-width: 1380px; margin: 0 auto;
  }
  .logo { display: inline-block; line-height: 0; }
  .nav .logo img { height: 28px; width: auto; display: block; filter: brightness(0) invert(1); }
  .nav-links { display: flex; align-items: center; gap: 14px; }
  .nav-link {
    padding: 8px 14px; color: rgba(255, 255, 255, 0.78); font-size: 14px; font-weight: 500;
    border-radius: var(--radius-sm); text-decoration: none;
  }
  .nav-link:hover { color: #fff; background: rgba(255, 255, 255, 0.08); text-decoration: none; }
  .btn-secondary { background: #fff; color: var(--ink-800); border: 1px solid var(--ink-200); padding: 8px 14px; border-radius: var(--radius-sm); font-size: 13px; font-weight: 600; text-decoration: none; }
  .btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 18px; font-size: 14px; font-weight: 600; border-radius: var(--radius-sm); border: 1px solid transparent; cursor: pointer; font-family: inherit; text-decoration: none; white-space: nowrap; }
  .btn-primary { background: var(--blue-600); color: #fff; }
  .btn-primary:hover { background: var(--blue-700); text-decoration: none; }
  .btn-sm { padding: 8px 14px; font-size: 13px; }
  .nav-cta { border-radius: var(--radius-sm); }

  /* ── Nav user dropdown ───────────────────────────────────── */
  .nav-user-menu { position: relative; margin-left: 8px; }
  .nav-user-btn {
    display: inline-flex; align-items: center; gap: 7px;
    padding: 6px 10px 6px 6px;
    background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.18);
    border-radius: 999px; cursor: pointer; font-family: inherit;
    font-size: 14px; font-weight: 500; color: rgba(255,255,255,0.9);
    transition: background 0.15s, border-color 0.15s;
  }
  .nav-user-btn:hover { background: rgba(255,255,255,0.16); border-color: rgba(255,255,255,0.3); }
  .nav-user-avatar {
    width: 26px; height: 26px; border-radius: 50%;
    background: var(--blue-600); color: #fff;
    font-size: 12px; font-weight: 700;
    display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0;
  }
  .nav-user-name { max-width: 100px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .nav-user-dropdown {
    display: none; position: absolute; top: calc(100% + 8px); right: 0;
    min-width: 200px; background: #fff; border: 1px solid var(--ink-200);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 24px rgba(15,23,42,0.12), 0 2px 6px rgba(15,23,42,0.06);
    padding: 6px; z-index: 200;
    animation: dd-in 0.12s ease;
  }
  @keyframes dd-in { from { opacity:0; transform:translateY(-4px); } to { opacity:1; transform:translateY(0); } }
  .nav-user-dropdown.is-open { display: block; }
  .nav-dd-item {
    display: flex; align-items: center; gap: 9px; padding: 9px 12px;
    border-radius: var(--radius-sm); font-size: 14px; font-weight: 500;
    color: var(--ink-700); text-decoration: none; transition: background 0.12s, color 0.12s;
  }
  .nav-dd-item:hover { background: var(--ink-50); color: var(--ink-900); text-decoration: none; }
  .nav-dd-item svg { color: var(--ink-400); flex-shrink: 0; }
  .nav-dd-divider { height: 1px; background: var(--ink-100); margin: 4px 0; }
  .nav-dd-signout { color: #b91c1c; }
  .nav-dd-signout:hover { background: #fef2f2; color: #991b1b; }
  .nav-dd-signout svg { color: #f87171; }

  .legal-head {
    padding: 56px 0 24px;
    border-bottom: 1px solid var(--ink-100);
    margin-bottom: 32px;
  }
  .legal-eyebrow { font-size: 13px; font-weight: 600; color: var(--blue-600); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 8px; }
  .legal-title {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 36px; font-weight: 600; color: var(--ink-900); line-height: 1.15; letter-spacing: -0.02em;
    margin-bottom: 12px;
  }
  .legal-meta { color: var(--ink-500); font-size: 14px; }

  .legal-callout {
    background: var(--amber-50); border: 1px solid #fde68a;
    border-radius: var(--radius-md); padding: 14px 18px; font-size: 13px; color: #78350f;
    margin-bottom: 32px;
  }
  .legal-callout strong { color: #422006; }

  .legal-toc {
    background: var(--ink-50); border: 1px solid var(--ink-200);
    border-radius: var(--radius-md); padding: 18px 22px; margin-bottom: 40px;
  }
  .legal-toc h3 {
    font-size: 11px; font-weight: 700; color: var(--ink-500);
    text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 12px;
  }
  .legal-toc ol { list-style: none; counter-reset: toc; padding: 0; }
  .legal-toc li {
    counter-increment: toc; padding: 4px 0;
    font-size: 14px; color: var(--ink-700);
  }
  .legal-toc li::before {
    content: counter(toc, decimal-leading-zero) "  ";
    color: var(--ink-400); font-variant-numeric: tabular-nums; margin-right: 8px;
  }

  .legal-body { padding-bottom: 64px; }
  .legal-body h2 {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 22px; font-weight: 700; color: var(--ink-900);
    margin-top: 40px; margin-bottom: 12px;
  }
  .legal-body h2:first-child { margin-top: 0; }
  .legal-body p { margin-bottom: 14px; color: var(--ink-700); font-size: 15px; line-height: 1.7; }
  .legal-body strong { color: var(--ink-900); }
  .legal-body ul { margin: 0 0 14px 22px; }
  .legal-body li { color: var(--ink-700); font-size: 15px; line-height: 1.7; margin-bottom: 6px; }

  .footer { background: #1a202c; color: var(--ink-400); padding: 48px 0 28px; }
  .footer-grid {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 48px; max-width: 1300px; margin: 0 auto 36px;
  }
  .footer-brand p { margin-top: 16px; font-size: 14px; color: var(--ink-400); max-width: 280px; line-height: 1.55; }
  .footer-col h4 { color: #fff; font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 16px; }
  .footer-col ul { list-style: none; }
  .footer-col li { margin-bottom: 10px; }
  .footer-col a { color: var(--ink-400); font-size: 14px; }
  .footer-col a:hover { color: #fff; }
  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 20px; display: flex; justify-content: space-between;
    flex-wrap: wrap; gap: 16px; font-size: 13px; color: var(--ink-500);
    max-width: 1300px; margin: 0 auto;
  }
  .footer .logo img { height: 24px; filter: brightness(0) invert(1) opacity(0.92); }

  @media (max-width: 640px) {
    .container { padding: 0 16px; }
    .nav-inner { padding: 12px 16px; }
    .nav .logo img { height: 26px; }
    .nav-link { padding: 6px 8px; font-size: 13px; }
    .legal-head { padding: 32px 0 20px; }
    .legal-title { font-size: 26px; }
    .legal-body h2 { font-size: 19px; }
    .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
  }