:root {
  --bg: #0d1117;
  --panel: #151b23;
  --panel-2: #1c232c;
  --line: #2a323d;
  --text: #e6edf3;
  --muted: #9198a1;
  --accent: #4c8dff;
  --accent-ink: #ffffff;
  --good: #3fb950;
  --warn: #d29922;
  --bad: #f85149;
  --radius: 12px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f8fa;
    --panel: #ffffff;
    --panel-2: #f0f3f6;
    --line: #d8dee4;
    --text: #1f2328;
    --muted: #59636e;
    --accent: #0969da;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 28px 18px 80px;
}

.wrap.wide { max-width: 1080px; }

header.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.brand {
  font-size: 19px;
  font-weight: 650;
  letter-spacing: -0.01em;
  margin: 0;
}

.brand span { color: var(--accent); }

.who {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 10px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

h2 { font-size: 16px; margin: 0 0 4px; font-weight: 650; }
h3 { font-size: 14px; margin: 20px 0 8px; font-weight: 650; }
p.sub { color: var(--muted); margin: 0 0 16px; font-size: 13.5px; }

label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin: 0 0 6px;
}

.hint { font-weight: 400; color: var(--muted); }

input[type="text"], input[type="email"], input[type="password"], textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  font: inherit;
  margin-bottom: 14px;
}

textarea { resize: vertical; min-height: 74px; font-family: var(--mono); font-size: 13px; }

input:focus, textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
  border-color: transparent;
}

.code-input {
  font-family: var(--mono);
  font-size: 22px;
  letter-spacing: 6px;
  text-align: center;
}

button {
  font: inherit;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: var(--accent);
  color: var(--accent-ink);
  cursor: pointer;
}

button:hover:not(:disabled) { filter: brightness(1.08); }
button:disabled { opacity: 0.55; cursor: not-allowed; }

button.ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}

button.link {
  background: none;
  border: none;
  color: var(--accent);
  padding: 0;
  font-size: 13px;
  text-decoration: underline;
  cursor: pointer;
}

button.tiny { padding: 5px 10px; font-size: 12.5px; }
button.danger { background: var(--bad); }
button.good { background: var(--good); color: #06240f; }

.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

.tabs { display: flex; gap: 6px; margin-bottom: 18px; }
.tabs button {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--muted);
  flex: 1;
}
.tabs button[aria-selected="true"] {
  background: var(--panel-2);
  color: var(--text);
  border-color: var(--accent);
}

.msg {
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 13.5px;
  margin-bottom: 14px;
  border: 1px solid;
  white-space: pre-wrap;
}
.msg.err { background: rgba(248, 81, 73, 0.1); border-color: rgba(248, 81, 73, 0.4); color: var(--bad); }
.msg.ok  { background: rgba(63, 185, 80, 0.1); border-color: rgba(63, 185, 80, 0.4); color: var(--good); }
.msg.warn{ background: rgba(210, 153, 34, 0.1); border-color: rgba(210, 153, 34, 0.4); color: var(--warn); }
.msg.info{ background: var(--panel-2); border-color: var(--line); color: var(--muted); }

.result-url {
  font-family: var(--mono);
  font-size: 12.5px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  word-break: break-all;
  margin-bottom: 10px;
}

.qr-box {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  flex-wrap: wrap;
  margin: 16px 0;
}
.qr-box canvas {
  background: #fff;
  border-radius: 8px;
  padding: 10px;
  width: 200px;
  height: 200px;
  image-rendering: pixelated;
}

.steps { padding-left: 20px; margin: 8px 0; color: var(--muted); font-size: 13.5px; }
.steps li { margin-bottom: 6px; }
.steps strong { color: var(--text); }

.recovery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  font-family: var(--mono);
  font-size: 14px;
  margin: 14px 0;
}
.recovery div {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 10px;
  text-align: center;
}

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
td.mono { font-family: var(--mono); font-size: 12px; word-break: break-all; }

.pill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 650;
  border: 1px solid;
}
.pill.pending { color: var(--warn); border-color: rgba(210,153,34,.5); background: rgba(210,153,34,.1); }
.pill.approved{ color: var(--good); border-color: rgba(63,185,80,.5); background: rgba(63,185,80,.1); }
.pill.blocked { color: var(--bad); border-color: rgba(248,81,73,.5); background: rgba(248,81,73,.1); }
.pill.admin   { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 50%, transparent); background: color-mix(in srgb, var(--accent) 10%, transparent); }

.table-scroll { overflow-x: auto; }

.hidden { display: none !important; }

/* utility classes — kept here rather than as inline style attributes,
   which the Content-Security-Policy deliberately forbids */
.muted { color: var(--muted); }
.mt-0 { margin-top: 0; }
.mt-12 { margin-top: 12px; }
.mt-14 { margin-top: 14px; }
.mb-12 { margin-bottom: 12px; }
.flex-rest { flex: 1; min-width: 220px; }
.small-link { font-size: 13px; }
.disclosure { cursor: pointer; font-size: 13.5px; color: var(--muted); }

footer.foot {
  color: var(--muted);
  font-size: 12.5px;
  text-align: center;
  margin-top: 30px;
}
footer.foot a { color: var(--muted); }

a { color: var(--accent); }