:root {
  --bg: #ffffff; --fg: #111114; --muted: #5d5d66; --chip: #f2f2f5; --line: #e4e4ea; --accent: #0a66ff;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --bg: #0b0b0d; --fg: #f4f4f6; --muted: #a2a2ad; --chip: #1b1b20; --line: #2a2a31; --accent: #4d8dff; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--fg);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans", "Helvetica Neue", Arial, sans-serif; }
a { color: var(--accent); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px; max-width: 1040px; margin: 0 auto; }
.brand { font-weight: 700; font-size: 1.1rem; color: var(--fg); text-decoration: none; letter-spacing: -0.01em; }
.lang select { font: inherit; font-size: .95rem; color: var(--fg); background: var(--chip); border: 0;
  border-radius: 999px; padding: 8px 14px; max-width: 46vw; }
.foot { border-top: 1px solid var(--line); padding: 24px 16px 40px; text-align: center; color: var(--muted); font-size: .95rem; }
.foot nav { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; margin-bottom: 8px; }
.foot a { color: var(--muted); }
/* Legal and support pages */
.doc { max-width: 760px; margin: 0 auto; padding: 8px 16px 64px; overflow-wrap: anywhere; }
.doc h1 { font-size: 2rem; line-height: 1.2; margin: 16px 0 4px; }
.doc h2 { font-size: 1.25rem; margin: 36px 0 8px; }
.doc h3 { font-size: 1.05rem; margin: 24px 0 6px; }
.doc .meta { color: var(--muted); margin: 0 0 24px; }
.doc .switch { display: inline-flex; gap: 8px; margin: 8px 0 8px; }
.doc .switch a { padding: 6px 14px; border-radius: 999px; background: var(--chip); color: var(--fg); text-decoration: none; }
.doc table { width: 100%; border-collapse: collapse; margin: 8px 0 16px; font-size: .95rem; display: block; overflow-x: auto; }
.doc th, .doc td { text-align: start; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--line); }
.doc th { font-weight: 600; }
.doc hr { border: 0; border-top: 1px solid var(--line); margin: 48px 0; }