:root {
  --bg: #f6f6f7;
  --surface: #fff;
  --border: #e1e3e5;
  --text: #202223;
  --muted: #6d7175;
  --brand: #008060;
  --brand-dark: #004c3f;
  --info: #2c6ecb;
  --warning: #b98900;
  --critical: #d72c0d;
  --success: #008060;
  --radius: 8px;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.07);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  font-size: 14px;
  line-height: 1.5;
}
a { color: var(--info); }
.link { color: var(--info); text-decoration: none; }
.link:hover { text-decoration: underline; }
.skip-link { position: absolute; left: -999px; }
.skip-link:focus { left: 8px; top: 8px; background: #fff; padding: 8px; z-index: 10; }

.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 220px; background: var(--surface); border-right: 1px solid var(--border);
  padding: 16px 12px; flex-shrink: 0;
}
.brand { display: flex; align-items: center; gap: 8px; font-weight: 600; margin-bottom: 20px; }
.brand-mark {
  background: var(--brand); color: #fff; width: 28px; height: 28px; border-radius: 6px;
  display: grid; place-items: center; font-size: 12px;
}
.nav-list { list-style: none; padding: 0; margin: 0; }
.nav-list a {
  display: block; padding: 8px 12px; border-radius: 6px; color: var(--text);
  text-decoration: none; margin-bottom: 2px;
}
.nav-list a:hover { background: #f1f1f1; }
.nav-list a.is-active { background: #e3f1ee; color: var(--brand-dark); font-weight: 600; }

.content { flex: 1; padding: 20px; max-width: 1200px; }
.page-header h1 { font-size: 20px; margin: 0 0 16px; }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 16px; margin-bottom: 16px;
}
.card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; gap: 12px; }
.card-head h2 { font-size: 16px; margin: 0; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 16px; }
.metric { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; }
.metric-value { display: block; font-size: 24px; font-weight: 700; }
.metric-label { color: var(--muted); font-size: 12px; }
.metric-alert .metric-value { color: var(--critical); }

.status-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.status-pill { padding: 8px 12px; border-radius: 20px; font-size: 13px; border: 1px solid var(--border); background: #fff; }
.status-pill.ok { border-color: #aee9d1; background: #f0fbf7; color: var(--brand-dark); }
.status-pill.bad { border-color: #fdd; background: #fff4f4; color: var(--critical); }

.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }

.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.table th { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
.table.compact th, .table.compact td { padding: 6px 8px; }
.empty { color: var(--muted); text-align: center; padding: 20px; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 12px; background: #eee; color: #444; }
.badge-success { background: #e3f1ee; color: var(--brand-dark); }
.badge-info { background: #eaf1fb; color: var(--info); }
.badge-warning { background: #fdf3da; color: var(--warning); }
.badge-critical { background: #fdecea; color: var(--critical); }
.badge-subdued, .badge-default { background: #f1f1f1; color: var(--muted); }

.btn {
  display: inline-block; border: 1px solid var(--border); background: #fff; color: var(--text);
  padding: 8px 14px; border-radius: 6px; cursor: pointer; font-size: 14px; text-decoration: none;
}
.btn:hover { background: #f6f6f6; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-secondary { background: #fff; }
.btn-danger { color: var(--critical); border-color: #f0b3aa; }
.btn-warning { color: var(--warning); border-color: #e9d49a; }
.btn-tiny { padding: 4px 8px; font-size: 12px; }

.banner { padding: 12px 14px; border-radius: var(--radius); margin-bottom: 16px; }
.banner-warning { background: #fdf3da; border: 1px solid #e9d49a; }
.banner-info { background: #eaf1fb; border: 1px solid #bcd2f2; }
.banner ul { margin: 6px 0 0 18px; }

.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.filters input, .filters select, .stack input, .stack select, .field-row input {
  padding: 8px; border: 1px solid var(--border); border-radius: 6px; font-size: 14px; width: 100%;
}
.filters input[type="search"] { min-width: 220px; flex: 1; }

.stack { display: flex; flex-direction: column; gap: 12px; }
.stack label, .field-row label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
.field-row { display: grid; gap: 12px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.checkbox { flex-direction: row !important; align-items: center; gap: 8px; color: var(--text) !important; }
.checkbox input { width: auto; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }

.kv { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px; margin: 0 0 12px; }
.kv dt { color: var(--muted); font-size: 12px; }
.kv dd { margin: 0; font-weight: 600; }
.address { font-style: normal; line-height: 1.6; }

.rates { border: 1px solid var(--border); border-radius: var(--radius); padding: 12px; margin-top: 12px; }
.rate-option {
  display: grid; grid-template-columns: auto 1fr auto auto; align-items: center; gap: 10px;
  padding: 8px; border: 1px solid var(--border); border-radius: 6px; margin-bottom: 6px; cursor: pointer;
}
.rate-option:hover { background: #f6f6f6; }
.rate-charge { font-weight: 700; }
.rate-eta { color: var(--muted); font-size: 12px; }

.stage { padding: 10px 12px; border-radius: 6px; margin: 12px 0; font-size: 13px; }
.stage-info { background: #eaf1fb; }
.stage-success { background: #e3f1ee; }
.stage-warning { background: #fdf3da; }
.stage-critical { background: #fdecea; }
.booking-warning { background: #fff4f4; border: 1px solid #f0b3aa; padding: 10px 12px; border-radius: 6px; font-size: 13px; margin: 12px 0; }

.toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
  background: #202223; color: #fff; padding: 12px 18px; border-radius: 8px; box-shadow: var(--shadow);
  max-width: 90vw; z-index: 50;
}
.toast-success { background: var(--brand-dark); }
.toast-critical { background: var(--critical); }
.toast-warning { background: var(--warning); }

.dialog { border: none; border-radius: var(--radius); padding: 20px; max-width: 600px; width: 90vw; box-shadow: 0 8px 30px rgba(0,0,0,.2); }
.dialog::backdrop { background: rgba(0,0,0,.4); }

.pager { display: flex; gap: 12px; align-items: center; justify-content: center; margin-top: 12px; }
.pager-info { color: var(--muted); font-size: 13px; }
.muted { color: var(--muted); }
.text-warning { color: var(--warning); }
.back { display: inline-block; margin-bottom: 12px; }
.row-actions { display: flex; gap: 4px; flex-wrap: wrap; }

.error-page, .error-card { max-width: 640px; margin: 40px auto; }
.stack-trace, pre.stack { background: #f1f1f1; padding: 12px; overflow: auto; font-size: 12px; border-radius: 6px; }

@media (max-width: 800px) {
  .layout { flex-direction: column; }
  .sidebar { width: 100%; border-right: none; border-bottom: 1px solid var(--border); }
  .nav-list { display: flex; gap: 4px; flex-wrap: wrap; }
  .detail-grid { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
}