:root {
  --bg: #f8fafc; --fg: #0f172a; --fg2: #334155; --muted: #475569; --card: #ffffff;
  --border: #e2e8f0; --border2: #cbd5e1; --primary: #f97316; --primary-fg: #0b1220;
  --danger: #b91c1c; --ok: #15803d; --ring: #f97316; --hover: #f1f5f9;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1220; --fg: #f8fafc; --fg2: #cbd5e1; --muted: #94a3b8; --card: #0f172a;
    --border: rgba(255,255,255,.10); --border2: rgba(255,255,255,.18); --primary: #fb923c;
    --primary-fg: #0b1220; --danger: #f87171; --ok: #4ade80; --ring: #fb923c; --hover: #1b2740;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--fg);
  font: 15px/1.5 "Satoshi", "Inter Tight", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
main { margin: 0 auto; padding: 48px 16px; }
main.narrow { max-width: 400px; }
main.wide { max-width: 1100px; }
.brand { display: flex; align-items: center; gap: 12px; margin-bottom: 32px; }
.brand img { display: block; height: 28px; width: auto; }
.product { color: var(--muted); font-weight: 500; border-left: 1px solid var(--border2); padding-left: 12px; }
h1 { font-size: 24px; line-height: 1.25; margin: 0 0 8px; font-weight: 700; }
h2 { font-size: 17px; margin: 0 0 12px; font-weight: 600; }
.lead { color: var(--fg2); margin: 0 0 24px; }
.fine { color: var(--muted); font-size: 13px; }
.stack { display: grid; gap: 16px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); align-items: end; }
label { display: grid; gap: 6px; font-weight: 500; font-size: 14px; }
label.check { display: inline-flex; align-items: center; gap: 6px; font-weight: 400; }
fieldset { border: 0; padding: 0; margin: 0; display: grid; gap: 6px; }
legend { font-weight: 500; font-size: 14px; margin-bottom: 6px; }
input[type=email], input[type=password], input[type=text], select {
  font: inherit; color: var(--fg); background: var(--card); border: 1px solid var(--border2);
  border-radius: 8px; padding: 10px 12px; min-height: 44px; width: 100%; }
input:focus-visible, select:focus-visible, .button:focus-visible, a:focus-visible, button:focus-visible {
  outline: 2px solid var(--ring); outline-offset: 2px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 44px;
  padding: 10px 16px; border-radius: 8px; border: 1px solid var(--border2); background: var(--card);
  color: var(--fg); font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; }
.button:hover { background: var(--hover); }
.button.primary { background: var(--primary); border-color: var(--primary); color: var(--primary-fg); }
.button.primary:hover { filter: brightness(1.05); }
.sso { display: grid; gap: 12px; }
.sso .button { width: 100%; }
.button.small { min-height: 36px; padding: 6px 12px; font-size: 13px; }
button.link { background: none; border: 0; color: var(--fg2); font: inherit; cursor: pointer; text-decoration: underline; padding: 8px; min-height: 44px; }
.or { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 13px; margin: 20px 0; }
.or::before, .or::after { content: ""; flex: 1; border-top: 1px solid var(--border); }
.notice { border-radius: 8px; padding: 10px 12px; margin: 0 0 16px; border: 1px solid var(--border2); }
.notice.error { border-color: var(--danger); color: var(--danger); }
.notice.ok { border-color: var(--ok); }
.notice p { margin: 0 0 8px; }
.copy { font-family: "JetBrains Mono", Consolas, monospace; font-size: 13px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 20px; margin-bottom: 20px; }
.scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { text-align: left; vertical-align: top; padding: 10px 8px; border-top: 1px solid var(--border); }
th { color: var(--muted); font-weight: 500; font-size: 13px; border-top: 0; }
tr.off td { opacity: .6; }
.row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 6px; }
.row select { width: auto; min-height: 36px; padding: 4px 8px; }
.qr { background: #ffffff; border-radius: 12px; padding: 12px; width: 216px; margin: 0 0 16px; }
.qr svg { display: block; width: 192px; height: 192px; }
code.key { font-family: "JetBrains Mono", Consolas, monospace; font-size: 15px; letter-spacing: .04em; word-break: break-all; }
.tag { font-size: 12px; border: 1px solid var(--border2); border-radius: 999px; padding: 1px 8px; color: var(--muted); }
nav.top { display: flex; justify-content: space-between; align-items: center; margin: -16px 0 16px; }
nav.top a { color: var(--fg2); }
nav.top form { margin: 0; }