:root {
  --bg: #0f1419; --panel: #172029; --border: #26323d; --text: #e6edf3; --muted: #8b98a5;
  --primary: #3b82f6; --ok: #22c55e; --warn: #f59e0b; --danger: #ef4444;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--primary); }
h1 { margin-top: 0; }
.topbar { display: flex; align-items: center; gap: 24px; padding: 12px 24px; background: var(--panel); border-bottom: 1px solid var(--border); }
.brand { font-weight: 700; color: var(--text); text-decoration: none; }
.topbar nav { display: flex; gap: 16px; }
.topbar nav a { color: var(--muted); text-decoration: none; }
.topbar nav a:hover { color: var(--text); }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.topbar-right form { margin: 0; }
.container { max-width: 1200px; margin: 0 auto; padding: 24px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 20px; margin-bottom: 20px; }
.card.narrow { max-width: 460px; margin: 48px auto; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 20px; }
.stack { display: flex; flex-direction: column; gap: 12px; }
.inline-form { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
label { display: flex; flex-direction: column; gap: 4px; color: var(--muted); font-size: 14px; }
input, select { padding: 9px 10px; border-radius: 6px; border: 1px solid var(--border); background: var(--bg); color: var(--text); font-size: 15px; }
.btn { display: inline-block; padding: 8px 14px; border-radius: 6px; border: 1px solid var(--border); background: #22303c; color: var(--text); cursor: pointer; font-size: 14px; text-decoration: none; }
.btn-primary { background: var(--primary); border-color: var(--primary); }
.btn-warn { background: var(--warn); border-color: var(--warn); color: #111; }
.btn-danger { background: var(--danger); border-color: var(--danger); }
.btn-switch { background: #6d28d9; border-color: #6d28d9; }
.btn-small { padding: 4px 8px; font-size: 12px; }
.btn-link { background: none; border: none; color: var(--muted); }
.alert { padding: 10px 12px; border-radius: 6px; }
.alert-error { background: rgba(239, 68, 68, .15); border: 1px solid var(--danger); }
.alert-info { background: rgba(59, 130, 246, .15); border: 1px solid var(--primary); }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { text-align: left; padding: 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
.actions { display: flex; flex-wrap: wrap; gap: 4px; }
.actions form { margin: 0; }
.badge { padding: 2px 8px; border-radius: 10px; font-size: 12px; background: #22303c; }
.badge-active, .badge-completed, .badge-paper { background: rgba(34, 197, 94, .2); }
.badge-pending, .badge-running { background: rgba(245, 158, 11, .2); }
.badge-disabled, .badge-completed_with_errors, .badge-live { background: rgba(239, 68, 68, .25); }
.mode { font-size: 32px; font-weight: 800; margin: 8px 0 16px; }
.mode-paper { color: var(--ok); }
.mode-live { color: var(--danger); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.muted { color: var(--muted); }
.wide { width: 100%; }
.live-status { font-size: 12px; padding: 2px 8px; border-radius: 10px; background: #22303c; }
.live-status.ok { background: rgba(34, 197, 94, .2); }
.live-status.warn { background: rgba(245, 158, 11, .25); }
.danger-zone { border-color: var(--danger); }
.qr svg { background: #fff; padding: 8px; border-radius: 6px; }
.codes { columns: 2; }
.item-failed { color: var(--danger); }
.item-closed { color: var(--ok); }