:root { --bg: #f6f7f9; --card: #fff; --text: #1d2330; --muted: #6b7280; --line: #e3e6eb; --accent: #1f6feb; --ok: #1a7f37; --bad: #c62828; }
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f1218; --card: #171b23; --text: #e6e8ec; --muted: #9aa3b2; --line: #2a303b; --accent: #4c8dff; --ok: #3fb950; --bad: #ff6b6b; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
header.top { display: flex; align-items: center; gap: 16px; padding: 12px 20px; background: var(--card); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
header.top .brand { font-weight: 700; color: var(--text); text-decoration: none; margin-right: auto; }
header.top nav { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
a { color: var(--accent); }
main { max-width: 1200px; margin: 0 auto; padding: 16px; }
footer { max-width: 1200px; margin: 24px auto; padding: 0 16px; color: var(--muted); font-size: 13px; }
h1 { font-size: 24px; margin: 8px 0 16px; }
h2 { font-size: 18px; margin-top: 28px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 16px; margin-bottom: 16px; }
.card.narrow { max-width: 420px; }
label { display: block; margin-bottom: 10px; font-size: 14px; }
input, select { display: block; width: 100%; padding: 8px; margin-top: 4px; border: 1px solid var(--line); border-radius: 6px; background: var(--bg); color: var(--text); font: inherit; }
input.tiny { display: inline-block; width: 110px; padding: 4px 6px; margin: 0 4px 0 0; }
button, .button { display: inline-block; padding: 8px 14px; border: 0; border-radius: 6px; background: var(--accent); color: #fff; font: inherit; cursor: pointer; text-decoration: none; }
button.danger { background: var(--bad); }
button.link { background: none; color: var(--accent); padding: 0; }
.button.secondary { background: var(--muted); }
.actions button { padding: 4px 8px; font-size: 13px; margin: 2px 0; }
form.inline { display: inline; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 8px 16px; align-items: end; }
.search { display: flex; gap: 8px; margin: 12px 0; max-width: 520px; }
.search input { margin: 0; }
table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; display: block; overflow-x: auto; }
th, td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { font-size: 13px; color: var(--muted); font-weight: 600; }
code.key { font-size: 13px; white-space: nowrap; }
.badge { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: 12px; font-weight: 600; }
.badge.active { background: color-mix(in srgb, var(--ok) 18%, transparent); color: var(--ok); }
.badge.disabled, .badge.expired { background: color-mix(in srgb, var(--bad) 18%, transparent); color: var(--bad); }
.flash { padding: 10px 14px; border-radius: 6px; margin-bottom: 12px; background: color-mix(in srgb, var(--ok) 15%, var(--card)); }
.flash.err { background: color-mix(in srgb, var(--bad) 15%, var(--card)); }
.err-text { color: var(--bad); }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.lead { font-size: 18px; }
.features li { margin-bottom: 6px; }
.status { font-size: 14px; }
.guide { max-width: 900px; }
.guide pre { background: var(--card); border: 1px solid var(--line); border-radius: 6px; padding: 12px; overflow-x: auto; }
.guide blockquote { margin: 12px 0; padding: 8px 14px; border-left: 4px solid var(--accent); background: var(--card); }
.guide table { margin: 12px 0; }