/* GlosaCero — página legal */
  :root {
    --bg: #f4f5fa; --card: #ffffff; --text: #18181b; --muted: #52525b; --faint: #71717a; --border: #e4e4e7;
    --primary: #2563eb; --primary-soft: rgba(59,130,246,.10);
  }
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) { --bg: #09090b; --card: #18181b; --text: #fafafa; --muted: #a1a1aa; --faint: #8b8b95; --border: rgba(255,255,255,.09); --primary: #60a5fa; --primary-soft: rgba(59,130,246,.15); }
  }
  :root[data-theme="dark"] { --bg: #09090b; --card: #18181b; --text: #fafafa; --muted: #a1a1aa; --faint: #8b8b95; --border: rgba(255,255,255,.09); --primary: #60a5fa; --primary-soft: rgba(59,130,246,.15); }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  body { font-family: 'Plus Jakarta Sans', system-ui, sans-serif; background: var(--bg); color: var(--text); line-height: 1.65; font-size: 15px; -webkit-font-smoothing: antialiased; }
  .wrap { max-width: 820px; margin: 0 auto; padding: 40px 16px 64px; }
  header { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 28px; }
  .brand { display: flex; align-items: center; gap: 12px; color: inherit; text-decoration: none; }
  .logo { width: 40px; height: 40px; border-radius: 12px; display: flex; align-items: center; justify-content: center; color: #fff; background: linear-gradient(135deg,#3b82f6,#2563eb); }
  .brand strong { font-size: 18px; letter-spacing: -.02em; }
  .back { font-size: 14px; font-weight: 600; color: var(--primary); text-decoration: none; }
  .back:hover { text-decoration: underline; }
  nav.toc { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }
  nav.toc a { padding: 7px 14px; border-radius: 999px; font-size: 13.5px; font-weight: 600; text-decoration: none; color: var(--primary); background: var(--primary-soft); }
  section { background: var(--card); border: 1px solid var(--border); border-radius: 18px; padding: 28px 28px 20px; margin-bottom: 20px; }
  h1 { font-size: 24px; letter-spacing: -.02em; margin-bottom: 4px; }
  .meta { font-size: 13px; color: var(--faint); margin-bottom: 18px; }
  h2 { font-size: 16px; margin: 20px 0 6px; }
  p, li { color: var(--muted); }
  p + p { margin-top: 8px; }
  ul { padding-left: 20px; margin: 6px 0; }
  li + li { margin-top: 4px; }
  strong { color: var(--text); }
  .callout { margin: 14px 0; padding: 12px 14px; border-radius: 12px; background: var(--primary-soft); color: var(--text); font-size: 14px; }
  a { color: var(--primary); }
  footer { text-align: center; font-size: 13px; color: var(--faint); }
  @media (max-width: 600px) { section { padding: 22px 18px 14px; } h1 { font-size: 21px; } }
  /* Logo: símbolo (cero con visto) sin fondo y «Cero» en azul */
  .brand .logo { width: auto; height: auto; background: none; color: var(--primary); border-radius: 0; }
  .marca-cero { color: var(--primary); }