:root {
  --bg: #0b1220;
  --panel: #121a2b;
  --border: #243049;
  --text: #e8eefc;
  --muted: #8b9bb8;
  --cyan: #38bdf8;
  --violet: #a78bfa;
  --danger: #f87171;
  --success: #34d399;
  --hover: rgba(255,255,255,0.04);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: radial-gradient(1200px 600px at 10% -10%, #1a2744, var(--bg));
  color: var(--text);
  min-height: 100vh;
  padding: 1.5rem;
  max-width: 1100px;
  margin-inline: auto;
}
.top { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.eyebrow { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--violet); font-weight: 700; }
h1 { margin: .2rem 0; font-size: 1.6rem; }
.muted { color: var(--muted); font-size: .9rem; }
.card {
  background: color-mix(in srgb, var(--panel) 92%, black);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
  margin-bottom: 1rem;
}
.key-bar { display: flex; flex-wrap: wrap; gap: .75rem; align-items: end; }
.key-bar label { display: flex; flex-direction: column; gap: .3rem; font-size: .75rem; color: var(--muted); flex: 1; min-width: 220px; }
input, select, textarea {
  background: #0a101c;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: .55rem .7rem;
  font: inherit;
  width: 100%;
}
.btn {
  border: 0;
  background: linear-gradient(135deg, #0ea5e9, #6366f1);
  color: white;
  font-weight: 600;
  border-radius: 10px;
  padding: .55rem .9rem;
  cursor: pointer;
}
.btn.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.tabs { display: flex; gap: .5rem; margin-bottom: 1rem; flex-wrap: wrap; }
.tab {
  background: var(--hover);
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 999px;
  padding: .4rem .9rem;
  cursor: pointer;
}
.tab.active { color: var(--text); border-color: var(--cyan); background: color-mix(in srgb, var(--cyan) 15%, transparent); }
.panel { display: none; }
.panel.active { display: block; }
.row { display: flex; flex-wrap: wrap; gap: .5rem; }
.row > * { flex: 1; min-width: 140px; }
.col { display: flex; flex-direction: column; gap: .6rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: .6rem; }
.grid .full { grid-column: 1 / -1; }
.grid label { font-size: .75rem; color: var(--muted); display: flex; flex-direction: column; gap: .3rem; }
.check { flex-direction: row !important; align-items: center; gap: .5rem !important; }
.list .item {
  border-top: 1px solid var(--border);
  padding: .75rem 0;
}
.list .item:first-child { border-top: 0; }
.code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  color: var(--cyan);
  font-weight: 700;
}
.badge {
  display: inline-block;
  font-size: 10px;
  padding: .15rem .45rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  margin-left: .35rem;
}
.answer { white-space: pre-wrap; line-height: 1.5; font-size: .95rem; }
.stats {
  min-width: 180px;
  background: var(--hover);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: .75rem 1rem;
  font-size: .85rem;
}
.foot { margin-top: 2rem; font-size: .8rem; }
.foot a { color: var(--cyan); }
code { color: var(--violet); }
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
.login-card { width: min(420px, 100%); }
.login-card label { display: flex; flex-direction: column; gap: .35rem; font-size: .8rem; color: var(--muted); }
.error {
  background: color-mix(in srgb, var(--danger) 15%, transparent);
  color: var(--danger);
  border: 1px solid color-mix(in srgb, var(--danger) 40%, transparent);
  border-radius: 10px;
  padding: .55rem .75rem;
  font-size: .85rem;
}
.user-bar {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}
.user-bar .right { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
table.users {
  width: 100%;
  border-collapse: collapse;
  font-size: .85rem;
}
table.users th, table.users td {
  border-bottom: 1px solid var(--border);
  padding: .55rem .4rem;
  text-align: left;
}
table.users th { color: var(--muted); font-size: .7rem; text-transform: uppercase; letter-spacing: .04em; }