:root {
  --bg: #0d1117;
  --card: #161b22;
  --border: #30363d;
  --text: #c9d1d9;
  --muted: #8b949e;
  --accent: #238636;
  --accent-hover: #2ea043;
  --danger: #da3633;
  --warn: #d29922;
  --link: #58a6ff;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif; font-size: 14px; }

.hidden { display: none !important; }

.overlay { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; background: var(--bg); }
.login-box { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 32px; width: 360px; text-align: center; }
.login-box h1 { margin: 0 0 4px; font-size: 20px; }
.subtitle { margin: 0 0 16px; color: var(--muted); }
.login-box input { width: 100%; padding: 10px 12px; margin-bottom: 12px; background: #0d1117; border: 1px solid var(--border); border-radius: 6px; color: var(--text); font-size: 14px; }
.login-box input:focus { outline: none; border-color: var(--link); }
.login-box button { width: 100%; padding: 10px; background: var(--accent); border: none; border-radius: 6px; color: white; font-weight: 600; cursor: pointer; }
.login-box button:hover { background: var(--accent-hover); }
.error-text { color: var(--danger); margin-top: 8px; min-height: 1em; }

header { display: flex; align-items: center; padding: 12px 20px; border-bottom: 1px solid var(--border); background: var(--card); gap: 16px; }
.logo { font-weight: 700; font-size: 15px; white-space: nowrap; }
.tabs { display: flex; flex: 1; gap: 4px; flex-wrap: wrap; }
.tab { background: transparent; border: 1px solid transparent; color: var(--muted); padding: 6px 12px; border-radius: 6px; cursor: pointer; font-size: 13px; }
.tab:hover { color: var(--text); background: #1f242c; }
.tab.active { color: var(--text); border-color: var(--border); background: #0d1117; }
.logout { background: transparent; border: 1px solid var(--border); color: var(--muted); padding: 6px 12px; border-radius: 6px; cursor: pointer; }
.logout:hover { color: var(--text); border-color: var(--danger); }

main { padding: 24px; max-width: 1200px; margin: 0 auto; }
main h2 { margin-top: 0; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.muted { color: var(--muted); }
.note { margin-top: 16px; color: var(--muted); font-size: 13px; }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.stat-card { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 16px; }
.stat-label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; }
.stat-value { font-size: 26px; font-weight: 700; margin-top: 4px; }

button.primary { background: var(--accent); border: none; color: white; padding: 8px 14px; border-radius: 6px; cursor: pointer; font-weight: 600; }
button.primary:hover { background: var(--accent-hover); }
button.danger { background: var(--danger); color: white; border: none; }

.data-table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.data-table th, .data-table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
.data-table th { background: #0d1117; font-size: 12px; text-transform: uppercase; color: var(--muted); letter-spacing: 0.5px; }
.data-table tr:last-child td { border-bottom: none; }
.data-table code { background: #0d1117; padding: 2px 6px; border-radius: 4px; font-size: 12px; }
.actions button { background: transparent; border: 1px solid var(--border); color: var(--text); padding: 4px 8px; border-radius: 4px; cursor: pointer; font-size: 12px; margin-right: 4px; }
.actions button:hover { border-color: var(--link); }
.actions button.danger { border-color: var(--danger); color: var(--danger); }
.actions button.danger:hover { background: var(--danger); color: white; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; background: #1f242c; color: var(--muted); }
.badge.tier-owner    { background: #b8860022; color: #e3b341; }
.badge.tier-admin    { background: #da363322; color: #f85149; }
.badge.tier-vip      { background: #8957e522; color: #bc8cff; }
.badge.tier-full     { background: #1f6feb22; color: #58a6ff; }
.badge.tier-standard { background: #23863622; color: #7ee787; }
.badge.tier-limited  { background: #8b949e22; color: #8b949e; }
.badge.status-active   { background: #23863622; color: #7ee787; }
.badge.status-revoked  { background: #d2992222; color: #d29922; }
.badge.status-killed   { background: #da363322; color: #f85149; }
.badge.status-expired  { background: #8b949e22; color: #8b949e; }

.modal { position: fixed; inset: 0; background: rgba(0,0,0,0.6); display: flex; align-items: center; justify-content: center; z-index: 100; }
.modal-box { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 24px; width: 400px; }
.modal-box h3 { margin-top: 0; }
.modal-box label { display: block; margin-bottom: 12px; font-size: 13px; color: var(--muted); }
.modal-box input, .modal-box select { width: 100%; padding: 8px 10px; margin-top: 4px; background: #0d1117; border: 1px solid var(--border); border-radius: 6px; color: var(--text); font-size: 14px; }
.modal-box input:focus, .modal-box select:focus { outline: none; border-color: var(--link); }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }
.modal-actions button { padding: 8px 14px; border-radius: 6px; cursor: pointer; border: 1px solid var(--border); background: transparent; color: var(--text); }
.modal-actions button.primary { background: var(--accent); border-color: var(--accent); color: white; }