:root {
  --bg: #0b1020;
  --panel: #141b34;
  --panel-2: #1a2342;
  --text: #eef2ff;
  --muted: #aab4d6;
  --line: rgba(255,255,255,0.08);
  --accent: #6ea8fe;
  --success: #2ecc71;
  --warn: #f1c40f;
  --danger: #ff6b6b;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: linear-gradient(180deg, #0b1020, #111833);
  color: var(--text);
}
a { color: inherit; text-decoration: none; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.topbar { border-bottom: 1px solid var(--line); background: rgba(11,16,32,.8); backdrop-filter: blur(8px); position: sticky; top: 0; }
.main { padding: 24px 0 48px; }
.brand { font-weight: 700; }
.row { display: flex; }
.between { justify-content: space-between; }
.center { align-items: center; }
.wrap { flex-wrap: wrap; }
.gap-sm { gap: 8px; }
.gap-md { gap: 16px; }
.mt-sm { margin-top: 8px; }
.section { margin-top: 24px; }
.card {
  background: rgba(20,27,52,.88);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 20px;
  box-shadow: 0 20px 40px rgba(0,0,0,.25);
}
.card-link:hover { transform: translateY(-1px); border-color: rgba(110,168,254,.45); }
.hero { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.muted { color: var(--muted); }
.btn {
  border: 0;
  background: var(--accent);
  color: #06101f;
  padding: 10px 14px;
  border-radius: 12px;
  font-weight: 700;
  cursor: pointer;
}
.btn-secondary { background: #273154; color: var(--text); }
.badge {
  display: inline-flex;
  padding: 5px 10px;
  border-radius: 999px;
  background: #2b3150;
  font-size: 12px;
}
.badge.success { background: rgba(46, 204, 113, .18); color: #9df0bc; }
.alert { padding: 14px; border-radius: 12px; background: rgba(255,107,107,.12); color: #ffb2b2; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.stat { font-size: 36px; margin-top: 8px; font-weight: 800; }
.two-col { display: grid; grid-template-columns: 1.2fr 1fr; gap: 16px; }
.form-grid { display: grid; gap: 12px; }
.form-grid label { display: grid; gap: 6px; }
input[type="text"], input[type="date"], input[type="time"], input[type="number"] {
  background: #0f1530;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px;
}
.checkbox-row { display: flex !important; align-items: center; gap: 10px; }
.list { display: grid; gap: 10px; }
.list-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
  background: rgba(255,255,255,.02);
}
.slots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}
.slot {
  border-radius: 16px;
  padding: 14px;
  border: 1px solid var(--line);
  background: #121933;
  min-height: 120px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.slot.available { border-color: rgba(46,204,113,.35); background: rgba(46,204,113,.08); }
.slot.booked { border-color: rgba(255,107,107,.3); background: rgba(255,107,107,.08); }
.slot.locked { opacity: .85; }
.slot.mine { outline: 2px solid rgba(110,168,254,.55); }
.slot-time { font-weight: 800; }
.slot-meta { color: var(--muted); font-size: 14px; }
.slot-user { font-size: 14px; }
.narrow { max-width: 540px; margin: 0 auto; }
@media (max-width: 860px) {
  .two-col { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
}

.btn-danger { background: var(--danger); color: white; }
.stats-grid-wide { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.align-start { align-items: flex-start; }
.small-text { font-size: 13px; }