:root {
  --bg-page: #f3f6fb;
  --bg-surface: #ffffff;
  --bg-subtle: #f8fafc;
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --brand-primary: #2563eb;
  --brand-primary-hover: #1d4ed8;
  --success: #059669;
  --warning: #d97706;
  --danger: #dc2626;
  --border-default: #dbe3ee;
  --radius-sm: 8px;
  --radius-md: 14px;
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
}

* { box-sizing: border-box; font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif; }
body { margin: 0; background: var(--bg-page); color: var(--text-primary); }
.container { max-width: 1240px; margin: 18px auto; padding: 0 16px; }
.container.small { max-width: 420px; margin-top: 64px; }
.card { background: var(--bg-surface); border: 1px solid var(--border-default); border-radius: var(--radius-md); margin-bottom: 16px; box-shadow: var(--shadow-md); }
.card-body { color: var(--text-primary); }
label, .form-label { color: var(--text-secondary); font-size: 13px; font-weight: 600; }
input:not([type="checkbox"]):not([type="radio"]), textarea, select { background: #fff !important; color: var(--text-primary) !important; border: 1px solid var(--border-default) !important; border-radius: var(--radius-sm) !important; }
.form-check-input { cursor: pointer; }
button { border-radius: var(--radius-sm) !important; }
.muted { color: var(--text-muted); font-size: 12px; }
.error { color: var(--danger); min-height: 18px; font-size: 13px; }

.navbar, .nav-tabs { background: var(--bg-surface) !important; border-color: var(--border-default) !important; }
.navbar-brand, .nav-link { color: var(--text-primary) !important; }
.nav-link.active { background: var(--bg-subtle) !important; border-color: var(--border-default) !important; font-weight: 600; }

.kpi-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.kpi-card { background: linear-gradient(180deg, #fff, #f8fbff); border: 1px solid var(--border-default); border-radius: var(--radius-md); padding: 14px; }
.kpi-card p { margin: 0; color: var(--text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
.kpi-card h3 { margin: 6px 0 0; font-size: 26px; font-weight: 700; }

.bar-row { display: grid; grid-template-columns: 150px 1fr 42px; gap: 10px; align-items: center; margin-bottom: 8px; }
.bar { height: 10px; background: #eef3fb; border-radius: 999px; overflow: hidden; border: 1px solid var(--border-default); }
.bar i { display: block; height: 100%; background: linear-gradient(90deg, #3b82f6, #06b6d4); }

.toolbar-wrap { display: grid; grid-template-columns: 1.4fr 0.9fr 0.9fr auto; gap: 8px; }
.admin-table { border: 1px solid var(--border-default); border-radius: var(--radius-sm); overflow: hidden; margin-bottom: 0; }
.admin-table thead th { background: #f7faff; color: var(--text-secondary); font-size: 12px; text-transform: uppercase; letter-spacing: .03em; border-bottom: 1px solid var(--border-default); }
.admin-table td { vertical-align: middle; }
.link-btn { border: 0; background: transparent; color: var(--brand-primary); text-align: left; padding: 0; font-weight: 600; }

.chip { display: inline-block; border-radius: 999px; padding: 2px 8px; font-size: 11px; margin-left: 6px; text-transform: uppercase; font-weight: 700; }
.chip-normal { background: rgba(5, 150, 105, 0.12); color: var(--success); }
.chip-warning { background: rgba(217, 119, 6, 0.14); color: var(--warning); }
.chip-critical { background: rgba(220, 38, 38, 0.14); color: var(--danger); }

.loading-state, .empty-state, .error-state { padding: 14px; border-radius: var(--radius-sm); border: 1px dashed var(--border-default); }
.loading-state { background: #f7fbff; color: var(--text-muted); }
.empty-state { background: #f8fafc; color: var(--text-muted); }
.error-state { background: #fef2f2; color: var(--danger); border-color: #fecaca; }

.drawer { position: fixed; top: 0; right: -520px; width: 500px; height: 100vh; background: var(--bg-surface); border-left: 1px solid var(--border-default); box-shadow: var(--shadow-md); transition: right 180ms ease; z-index: 1050; }
.drawer.open { right: 0; }
.drawer-header { padding: 14px; border-bottom: 1px solid var(--border-default); display: flex; justify-content: space-between; align-items: center; }
.drawer-body { padding: 14px; }
.grid-two { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.surface { background: var(--bg-subtle); border: 1px solid var(--border-default); border-radius: var(--radius-sm); padding: 10px; }
.drawer-actions { display: flex; gap: 8px; }

.modal-lite { display: none; position: fixed; inset: 0; background: rgba(15, 23, 42, 0.45); z-index: 1060; align-items: center; justify-content: center; }
.modal-lite.open { display: flex; }
.modal-card { width: min(860px, 94vw); background: var(--bg-surface); border: 1px solid var(--border-default); border-radius: var(--radius-md); padding: 14px; box-shadow: var(--shadow-md); }
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }

@media (max-width: 1024px) {
  .kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .toolbar-wrap { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 700px) {
  .kpi-grid { grid-template-columns: 1fr; }
  .toolbar-wrap { grid-template-columns: 1fr; }
  .drawer { width: 100%; right: -100%; }
  .grid-two { grid-template-columns: 1fr; }
}