:root {
  color-scheme: dark;
  --bg: #0d0f14; --panel: #161a22; --line: #2a3140; --text: #e8ebf2; --muted: #a3acbd;
  --accent: #e0363c; --accent-2: #ff5a5f; --ok: #3fd47a; --bad: #ff5c5c; --warn: #ffb547; --focus: #7cb7ff;
}
@media (prefers-color-scheme: light) { :root.allow-light { color-scheme: light; } }
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent-2); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, .tos-box:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 1rem; top: 1rem; background: var(--panel); padding: .5rem 1rem; z-index: 10; }
header.top { padding: 1rem 1.5rem; border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: .75rem; }
header.top .brand { font-weight: 700; letter-spacing: .02em; }
header.top .brand span { color: var(--accent-2); }
main { max-width: 640px; margin: 2rem auto; padding: 0 1rem 4rem; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 1.5rem; }
h1 { font-size: 1.6rem; margin: 0 0 .25rem; }
.sub { color: var(--muted); margin: 0 0 1.25rem; }
fieldset { border: 1px solid var(--line); border-radius: 10px; margin: 1.25rem 0; padding: 1rem; }
legend { padding: 0 .4rem; color: var(--muted); font-weight: 600; }
label { display: block; font-weight: 600; margin: .75rem 0 .3rem; }
input[type=text], input[type=email], input[type=password], input[type=tel], input[type=date] {
  width: 100%; padding: .65rem .75rem; border-radius: 8px; border: 1px solid var(--line); background: #0f1218; color: var(--text); font: inherit;
}
input[aria-invalid=true] { border-color: var(--bad); }
.row { display: flex; gap: .5rem; align-items: center; }
.row > input { flex: 1; }
.pair { display: grid; grid-template-columns: 1fr auto; gap: .25rem .5rem; align-items: end; }
.copy-arrow { min-width: 2.75rem; height: 2.6rem; border-radius: 8px; border: 1px solid var(--line); background: #1d2330; color: var(--text); font-size: 1.2rem; cursor: pointer; }
.copy-arrow:hover { border-color: var(--accent-2); }
ul.reqs { list-style: none; padding: 0; margin: .4rem 0 0; font-size: .92rem; }
ul.reqs li { padding-left: 1.4rem; position: relative; }
ul.reqs li::before { position: absolute; left: 0; }
ul.reqs li.bad { color: var(--bad); }
ul.reqs li.bad::before { content: "\2715"; }
ul.reqs li.ok { color: var(--ok); }
ul.reqs li.ok::before { content: "\2713"; }
.status { font-size: .92rem; min-height: 1.4em; margin: .3rem 0 0; }
.status.bad { color: var(--bad); }
.status.ok { color: var(--ok); }
.warn { border: 1px solid var(--warn); color: var(--warn); background: rgba(255,181,71,.07); border-radius: 8px; padding: .75rem 1rem; margin: 1rem 0; }
.error { border: 1px solid var(--bad); color: var(--bad); background: rgba(255,92,92,.07); border-radius: 8px; padding: .75rem 1rem; margin: 1rem 0; }
.success { border: 1px solid var(--ok); color: var(--ok); border-radius: 8px; padding: .75rem 1rem; margin: 1rem 0; }
.choice { display: flex; align-items: flex-start; gap: .6rem; margin: .5rem 0; font-weight: 400; }
.choice input { margin-top: .35rem; }
.choice.disabled { color: var(--muted); }
.badge { font-size: .75rem; border: 1px solid var(--line); border-radius: 999px; padding: 0 .5rem; margin-left: .4rem; color: var(--muted); }
.tos-box { height: 16rem; overflow-y: auto; border: 1px solid var(--line); border-radius: 8px; background: #0f1218; padding: 1rem; white-space: pre-wrap; font-size: .9rem; }
.tos-actions { display: flex; gap: .75rem; margin-top: .75rem; flex-wrap: wrap; }
button.primary, button.secondary { font: inherit; font-weight: 600; padding: .7rem 1.2rem; border-radius: 8px; cursor: pointer; border: 1px solid transparent; }
button.primary { background: var(--accent); color: #fff; }
button.primary:hover:not(:disabled) { background: var(--accent-2); }
button.secondary { background: #1d2330; color: var(--text); border-color: var(--line); }
button:disabled { opacity: .45; cursor: not-allowed; }
.muted { color: var(--muted); }
.small { font-size: .88rem; }
code.secret { display: block; word-break: break-all; padding: .5rem; background: #0f1218; border: 1px solid var(--line); border-radius: 6px; margin: .4rem 0; }
footer { text-align: center; color: var(--muted); font-size: .85rem; margin-top: 2rem; }
.list { padding-left: 1.2rem; }
[hidden] { display: none !important; }
.tos-box.legal { height: auto; }