/* zauthbase authpage — one stylesheet, no framework, theme-aware. */
:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --ink: #16181d;
  --muted: #666b76;
  --line: #e2e5ea;
  --accent: #2b5cff;
  --accent-ink: #ffffff;
  --err-bg: #fff1f0;
  --err-line: #ffb3ad;
  --err-ink: #8a1c12;
  --warn-bg: #fff8e6;
  --warn-line: #ffd98a;
  --warn-ink: #6b4a00;
  --radius: 12px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1014; --card: #171a20; --ink: #e8eaee; --muted: #9aa1ad; --line: #2a2f38;
    --accent: #6d8dff; --accent-ink: #0b0d11;
    --err-bg: #2a1512; --err-line: #6b2a22; --err-ink: #ffb4aa;
    --warn-bg: #2a2310; --warn-line: #5f4c14; --warn-ink: #ffd98a;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0; min-height: 100vh; display: grid; place-items: center; padding: 24px;
  background: var(--bg); color: var(--ink);
  font: 15px/1.5 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.card {
  width: 100%; max-width: 26rem; background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 28px; box-shadow: 0 1px 2px rgba(0,0,0,.05), 0 8px 24px rgba(0,0,0,.06);
}
h1 { margin: 0 0 4px; font-size: 1.4rem; letter-spacing: -.01em; }
h2 { margin: 0 0 10px; font-size: .95rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.sub { margin: 0; color: var(--muted); font-size: .9rem; }
.role { margin: 2px 0 18px; color: var(--muted); font-size: .8rem; font-style: italic; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .85em; }
label { display: block; font-size: .85rem; color: var(--muted); margin: 12px 0 4px; }
input {
  width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px;
  background: var(--bg); color: var(--ink); font: inherit;
}
input:focus-visible, .btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
input[readonly] { opacity: .7; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; padding: 11px 14px; margin-top: 12px; border: 1px solid var(--accent);
  border-radius: 8px; background: var(--accent); color: var(--accent-ink);
  font: inherit; font-weight: 600; cursor: pointer;
}
.btn:hover:not(:disabled) { filter: brightness(1.06); }
.btn:disabled { opacity: .55; cursor: progress; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line); font-weight: 500; }
.btn.google { background: var(--card); color: var(--ink); border-color: var(--line); }
.row { display: flex; gap: 10px; }
.row .btn { flex: 1; }
.or { display: flex; align-items: center; gap: 10px; margin: 18px 0 4px; color: var(--muted); font-size: .8rem; }
.or::before, .or::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.status { min-height: 1.2em; margin: 8px 0 0; font-size: .82rem; color: var(--muted); }
.note {
  margin: 0 0 16px; padding: 10px 12px; border-radius: 8px; font-size: .82rem;
  background: var(--warn-bg); border: 1px solid var(--warn-line); color: var(--warn-ink);
}
.kv { display: grid; grid-template-columns: 7rem 1fr; gap: 6px 12px; margin: 0 0 16px; }
.kv dt { color: var(--muted); font-size: .82rem; }
.kv dd { margin: 0; word-break: break-word; font-size: .9rem; }
.error {
  margin-top: 18px; padding: 12px; border-radius: 8px;
  background: var(--err-bg); border: 1px solid var(--err-line); color: var(--err-ink);
}
.error-head { display: flex; align-items: center; justify-content: space-between; }
.error p { margin: 6px 0 0; font-size: .87rem; }
.error .where { color: var(--muted); font-size: .76rem; }
.x { background: none; border: 0; color: inherit; font-size: 1.2rem; line-height: 1; cursor: pointer; padding: 0 4px; }
.pending {
  margin-top: 12px; padding: 12px; border-radius: 8px; font-size: .82rem;
  background: var(--warn-bg); border: 1px solid var(--warn-line); color: var(--warn-ink);
}
footer { margin-top: 22px; padding-top: 14px; border-top: 1px solid var(--line); color: var(--muted); font-size: .75rem; text-align: center; }
[hidden] { display: none !important; }