:root {
  --bg: #fbfaf8; --surface: #ffffff; --line: #e7e3dc; --ink: #17150f;
  --muted: #6b655a; --accent: #1d6b4f; --accent-ink: #ffffff;
  --warn: #a86a12; --danger: #a32c22; --ok: #1d6b4f;
  --radius: 14px; --shadow: 0 1px 2px rgba(23,21,15,.06), 0 8px 24px rgba(23,21,15,.05);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14140f; --surface: #1e1e18; --line: #33322a; --ink: #f3f0e8;
    --muted: #a29a8b; --accent: #6fbf9a; --accent-ink: #0f1a15;
    --warn: #e0a83f; --danger: #e58175; --ok: #6fbf9a;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.3);
  }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.55 ui-sans-serif, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 24px 18px 96px; }
header.top { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 22px; }
h1 { font-size: 22px; letter-spacing: -.02em; margin: 0; }
h2 { font-size: 17px; margin: 0 0 10px; letter-spacing: -.01em; }
.muted { color: var(--muted); font-size: 14px; }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px; margin-bottom: 14px; box-shadow: var(--shadow);
}
.row { display: flex; align-items: center; gap: 12px; justify-content: space-between; }
.stack { display: flex; flex-direction: column; gap: 10px; }
button {
  font: inherit; font-weight: 600; border-radius: 10px; border: 1px solid var(--line);
  background: var(--surface); color: var(--ink); padding: 11px 15px; cursor: pointer;
  min-height: 44px; transition: transform .06s ease;
}
button:active { transform: translateY(1px); }
button.primary { background: var(--accent); color: var(--accent-ink); border-color: transparent; }
button.danger { color: var(--danger); }
button:disabled { opacity: .5; cursor: not-allowed; }
button:focus-visible, input:focus-visible, select:focus-visible,
textarea:focus-visible, a:focus-visible, summary:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 72%, transparent);
  outline-offset: 3px;
}
input, select, textarea {
  font: inherit; width: 100%; padding: 11px 12px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--bg); color: var(--ink); min-height: 44px;
}
input[type="checkbox"] { width: auto; min-height: auto; margin-right: 7px; }
label { display: block; font-size: 13px; font-weight: 600; color: var(--muted); margin-bottom: 5px; }
.field { margin-bottom: 12px; }
.pill {
  display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700;
  padding: 4px 10px; border-radius: 999px; border: 1px solid var(--line); text-transform: uppercase;
  letter-spacing: .04em;
}
.pill.allowed { color: var(--ok); }
.pill.warning { color: var(--warn); }
.pill.blocked { color: var(--danger); }
.big { font-size: 30px; font-weight: 700; letter-spacing: -.03em; }
.err { color: var(--danger); font-size: 14px; margin-top: 8px; }
.ok { color: var(--ok); font-size: 14px; margin-top: 8px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.code {
  font: 700 30px/1.2 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .18em; text-align: center; padding: 18px; border-radius: 12px;
  background: var(--bg); border: 1px dashed var(--line); margin: 10px 0;
}
.hide { display: none !important; }
ul.plain { list-style: none; padding: 0; margin: 0; }
ul.plain li { padding: 9px 0; border-bottom: 1px solid var(--line); }
ul.plain li:last-child { border-bottom: 0; }
.bar { height: 7px; background: var(--line); border-radius: 999px; overflow: hidden; margin-top: 8px; }
.bar > i { display: block; height: 100%; background: var(--accent); border-radius: 999px; }
.center { text-align: center; }
.sp { height: 8px; }
.full { width: 100%; }
.flush { margin: 0; }
.detail { margin: 8px 0; }
.device-block { margin-top: 12px; }
.code-input { text-align: center; letter-spacing: .2em; font-weight: 700; }
.policy { margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line); }
.policy summary { cursor: pointer; font-weight: 700; min-height: 44px; padding: 10px 0; }
.danger-zone { border-color: color-mix(in srgb, var(--danger) 35%, var(--line)); }
.sync-status { padding: 12px 16px; }
.sync-status[data-state="error"] {
  border-color: color-mix(in srgb, var(--danger) 45%, var(--line));
}
.sync-status[data-state="error"] #refreshStatus { color: var(--danger); }
.sync-status[data-state="refreshing"] #refreshStatus { color: var(--muted); }
.enrollment-code {
  margin-top: 12px; padding: 14px; border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--accent) 42%, var(--line));
  background: color-mix(in srgb, var(--accent) 7%, var(--surface));
}
.enrollment-code .code { margin: 8px 0; }
@media (max-width: 520px) {
  .wrap { padding: 18px 12px 72px; }
  header.top { align-items: flex-start; }
  .grid { grid-template-columns: 1fr; }
  .row { align-items: stretch; flex-wrap: wrap; }
  .row > button { flex: 1 1 auto; }
  .big { font-size: 26px; }
}
@media (prefers-reduced-motion: reduce) {
  button { transition: none; }
}