:root { color-scheme: light dark; --fg: #1d1d1f; --muted: #6e6e73; --bg: #fbfbfd; --card: #fff; --line: #d2d2d7;
  --accent: #b4540a; --danger: #c4231b; font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
@media (prefers-color-scheme: dark) { :root { --fg: #f5f5f7; --muted: #a1a1a6; --bg: #161617; --card: #1f1f21;
  --line: #3a3a3c; --accent: #f0a050; --danger: #ff6961; } }
body { margin: 0; background: var(--bg); color: var(--fg); }
header { display: flex; justify-content: space-between; align-items: center; padding: 12px 24px;
  border-bottom: 1px solid var(--line); }
header form { display: flex; gap: 12px; align-items: center; margin: 0; }
.brand { font-weight: 600; color: var(--fg); text-decoration: none; }
.who { color: var(--muted); }
main { max-width: 720px; margin: 0 auto; padding: 32px 24px; }
h1 { font-size: 28px; margin: 0 0 16px; }
h2 { font-size: 20px; margin: 32px 0 12px; }
p, li { color: var(--fg); }
.muted { color: var(--muted); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 20px; margin: 16px 0; }
button, .button { font: inherit; padding: 8px 16px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--card); color: var(--fg); cursor: pointer; text-decoration: none; display: inline-block; }
button.primary, .button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { color: var(--danger); }
button.link { border: none; background: none; padding: 0; color: var(--accent); }
input[type=text] { font: inherit; padding: 8px 12px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--card); color: var(--fg); }
.code { font: 600 28px/1.2 ui-monospace, Menlo, monospace; letter-spacing: 2px; text-transform: uppercase; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 16px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 500; }
.providers { display: grid; gap: 12px; max-width: 320px; }