:root {
  --bg: #0a0d12;
  --panel: #141a22;
  --panel-2: #1b2330;
  --line: rgba(255, 176, 32, 0.22);
  --amber: #ffb020;
  --amber-2: #ffd56a;
  --coral: #ff7a18;
  --mint: #3ecf8e;
  --red: #ff6b6b;
  --text: #f3e7d4;
  --muted: #a89278;
  --font: "Rajdhani", system-ui, sans-serif;
  --display: "Orbitron", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  min-height: 100vh;
  font-family: var(--font);
  background: radial-gradient(ellipse at top, #152032, var(--bg));
  color: var(--text);
}
button, input, select { font: inherit; color: inherit; }

.admin-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: #0e131a;
  border-right: 1px solid var(--line);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.brand {
  color: var(--amber);
  text-decoration: none;
  font-weight: 700;
  margin-bottom: 8px;
}
.sidebar h1 {
  font-family: var(--display);
  font-size: 1rem;
  letter-spacing: 0.08em;
  color: var(--amber-2);
  margin-bottom: 12px;
}
.nav-btn {
  width: 100%;
  text-align: left;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-weight: 700;
}
.nav-btn:hover { background: rgba(255,176,32,0.06); color: var(--text); }
.nav-btn.active {
  background: rgba(255,176,32,0.12);
  border-color: var(--line);
  color: var(--amber-2);
}
.sidebar-user {
  margin-top: auto;
  font-size: 0.85rem;
  color: var(--muted);
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.content { padding: 20px 22px 40px; }
.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}
.top h2 {
  font-family: var(--display);
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  color: var(--amber-2);
}
#btnRefresh, .toolbar button, .btn-main, .action-btn {
  border: 1px solid var(--line);
  background: rgba(255,176,32,0.12);
  color: var(--amber-2);
  border-radius: 10px;
  padding: 8px 14px;
  cursor: pointer;
  font-weight: 700;
}
.btn-main {
  background: linear-gradient(135deg, var(--amber), var(--coral));
  color: #2a1400;
  border: none;
  padding: 12px 16px;
  margin-top: 8px;
}
.action-btn { padding: 4px 8px; font-size: 0.8rem; margin-right: 4px; }
.action-btn.danger { color: var(--red); border-color: rgba(255,107,107,0.35); }
.btn-mini {
  display: inline-block;
  margin: 2px 4px 2px 0;
  padding: 4px 8px;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: rgba(62, 207, 142, 0.15);
  color: var(--mint);
  cursor: pointer;
}
.btn-mini.danger {
  background: rgba(255, 107, 107, 0.15);
  color: var(--red);
}

.tab { display: none; }
.tab.active { display: block; }

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}
.kpi {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
}
.kpi span {
  display: block;
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.kpi strong {
  font-size: 1.25rem;
  color: var(--amber-2);
}
.kpi.good strong { color: var(--mint); }
.kpi.bad strong { color: var(--red); }
.kpi.neutral strong { color: var(--text); }

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}
.card h3 {
  font-family: var(--display);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  color: var(--amber);
  margin-bottom: 12px;
}
.mini-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.mini-grid div {
  background: var(--panel-2);
  border-radius: 10px;
  padding: 10px;
}
.mini-grid span {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
}
.mini-grid strong { font-size: 1.05rem; color: var(--amber-2); }

.toolbar {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.toolbar input, .toolbar select,
.form-card input {
  background: #0c1016;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  outline: none;
}
.toolbar input { flex: 1; min-width: 200px; }

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  white-space: nowrap;
}
.table-wrap.dense {
  max-height: calc(100vh - 160px);
}
.table-dense {
  font-size: 0.82rem;
}
.table-dense th,
.table-dense td {
  padding: 6px 8px;
  white-space: nowrap;
}
.table-dense .user-cell {
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.table-dense .result-cell {
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}
.table-dense .prize-win { color: var(--mint); font-weight: 700; }
.table-dense .prize-zero { color: var(--muted); }
.pager-hint { color: var(--muted); font-size: 0.85rem; }
th {
  color: var(--muted);
  font-weight: 700;
  background: rgba(0,0,0,0.2);
  position: sticky;
  top: 0;
}
td .muted { color: var(--muted); font-size: 0.8rem; }
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
}
.badge.paid, .badge.active { background: rgba(62,207,142,0.15); color: var(--mint); }
.badge.pending { background: rgba(255,176,32,0.15); color: var(--amber); }
.badge.failed, .badge.inactive { background: rgba(255,107,107,0.15); color: var(--red); }
.badge.admin { background: rgba(255,122,24,0.2); color: var(--coral); }

.form-card label {
  display: block;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 0.9rem;
}
.form-card label input,
.form-card label:not(.switch-row) input {
  width: 100%;
  margin-top: 6px;
}
.switch-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.hint { color: var(--muted); font-size: 0.85rem; margin-bottom: 12px; }
.result { margin-top: 10px; color: var(--mint); }
.result.err { color: var(--red); }

@media (max-width: 900px) {
  .admin-shell { grid-template-columns: 1fr; }
  .sidebar {
    border-right: none;
    border-bottom: 1px solid var(--line);
  }
  #adminNav {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
  }
  .nav-btn { width: auto; }
  .split { grid-template-columns: 1fr; }
}