.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  border: 1px solid var(--color-border);
  background: var(--color-bg-elevated);
  color: var(--color-text);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.9rem;
  font-family: inherit;
  text-decoration: none;
}
.btn:hover { background: var(--color-bg-elevated-2); }

.btn-primary {
  background: var(--color-accent-solid);
  border-color: var(--color-accent-solid);
  color: #ffffff;
}
.btn-primary:hover { filter: brightness(1.1); }

.btn-danger {
  background: transparent;
  border-color: var(--color-danger);
  color: var(--color-danger);
}
.btn-danger:hover { background: var(--color-danger-bg); }

.btn-sm { padding: var(--space-1) var(--space-3); font-size: 0.8rem; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  margin-bottom: var(--space-4);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.stat-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
}
.stat-card .stat-value {
  font-family: var(--font-serif);
  font-size: 1.9rem;
  font-weight: 600;
  line-height: 1.15;
  font-variant-numeric: tabular-nums;
}
.stat-card .stat-label { color: var(--color-text-muted); font-size: 0.85rem; margin-top: 2px; }

table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
}
th {
  text-align: left;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-faint);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-2) var(--space-3);
}
td {
  padding: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}
tr:hover td { background: var(--color-bg-elevated-2); }
.table-wrap { overflow-x: auto; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
}
.badge-neutral { background: var(--color-bg-elevated-2); color: var(--color-text-muted); }
.badge-success { background: var(--color-success-bg); color: var(--color-success); }
.badge-warning { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-danger { background: var(--color-danger-bg); color: var(--color-danger); }
.badge-info { background: var(--color-accent-tint); color: var(--color-accent); }

/* Status dot — always paired with a badge/word nearby, never color alone.
   See covenant-design-system skill: status must be color + glyph + word. */
.status-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.status-dot-success { background: var(--color-success); }
.status-dot-warning { background: var(--color-warning); }
.status-dot-danger { background: var(--color-danger); }

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(20, 24, 28, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: var(--space-4);
}
.modal {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  max-width: 560px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-md);
}

.toast {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-5);
  box-shadow: var(--shadow-md);
  z-index: 100;
}
.toast.toast-success { border-color: var(--color-success); color: var(--color-success); }
.toast.toast-error { border-color: var(--color-danger); color: var(--color-danger); }

.empty-state {
  text-align: center;
  padding: var(--space-8);
  color: var(--color-text-muted);
}

.text-muted { color: var(--color-text-muted); }
.text-faint { color: var(--color-text-faint); font-size: 0.85rem; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.action-row { flex-wrap: wrap; justify-content: flex-end; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mb-0 { margin-bottom: 0; }

.checklist-step {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}
.checklist-step:last-child { border-bottom: none; }
.checklist-step .step-number {
  flex-shrink: 0;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--color-accent-tint);
  color: var(--color-accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
}

.needs-verification-badge {
  font-size: 0.7rem;
  color: var(--color-warning);
  border: 1px solid var(--color-warning);
  border-radius: var(--radius-sm);
  padding: 1px 6px;
  margin-left: var(--space-2);
}

/* --- New in v1.1.0 --- */

/* Sidebar brand row + primary nav pill counts (e.g. "4" beside Schedule). */
.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-1) var(--space-3) var(--space-5);
}
.nav-brand .nav-brand-name { font-weight: 600; letter-spacing: -0.01em; }
.nav-pill {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 1px 8px;
  border-radius: 999px;
  background: var(--color-bg-elevated-2);
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}
.nav-pill-alert { background: var(--color-danger-bg); color: var(--color-danger); }

/* Fleet quick-list under the primary nav — one row per vehicle, status dot,
   truncates long names instead of wrapping/overflowing the 232px rail. */
.nav-section-label {
  padding: var(--space-5) var(--space-3) var(--space-2);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-faint);
  font-weight: 600;
}
.nav-fleet-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-size: 0.88rem;
  text-decoration: none;
  overflow: hidden;
}
.nav-fleet-item span.name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nav-fleet-item:hover { background: var(--color-bg-elevated-2); color: var(--color-text); }
.nav-fleet-item.active { background: var(--color-bg-elevated-2); color: var(--color-text); }

/* User footer pinned to the bottom of the sidebar. */
.nav-user {
  margin-top: auto;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.nav-user-avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--color-bg-elevated-2);
  color: var(--color-text-muted);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem;
  font-weight: 600;
  flex-shrink: 0;
}
.nav-user-name { font-size: 0.85rem; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nav-user-plan { font-size: 0.72rem; color: var(--color-text-faint); }

/* Tab navigation — used on the vehicle-detail page (Overview/Schedule/History/…). */
.tab-nav {
  display: flex;
  gap: var(--space-1);
  flex-wrap: wrap;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-6);
}
.tab-nav a {
  padding: var(--space-2) var(--space-3);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.tab-nav a.active { color: var(--color-accent); border-bottom-color: var(--color-accent); }
.tab-nav a:hover { color: var(--color-text); }

/* Minimal monthly-spend bar chart — no charting library, matches dataviz
   skill's "status is color + word" spirit by always pairing a bar with a
   month label and a YTD total below, never bars alone. */
.bar-chart { display: flex; align-items: flex-end; gap: var(--space-2); height: 120px; margin-bottom: var(--space-2); }
.bar-chart-col { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; gap: 6px; height: 100%; }
.bar-chart-fill { width: 100%; border-radius: 4px 4px 0 0; background: var(--color-border); min-height: 4px; }
.bar-chart-fill.current { background: var(--color-accent); }
.bar-chart-label { font-size: 0.7rem; color: var(--color-text-faint); }

/* Drill-in cards on the vehicle Overview tab (Schedule/History/Costs/Fuel/…). */
.drill-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: var(--space-4); }
.drill-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-height: 110px;
  text-decoration: none;
  color: inherit;
}
.drill-card:hover { border-color: var(--color-border-hover); }
.drill-card .drill-title { font-family: var(--font-serif); font-weight: 600; font-size: 1.05rem; }
.drill-card .drill-blurb { color: var(--color-text-muted); font-size: 0.85rem; flex: 1; }
.drill-card .drill-meta { font-size: 0.85rem; font-weight: 600; font-variant-numeric: tabular-nums; }

/* Vehicle spec grid — read-only label/value pairs (Fluids & Specs tab). */
.spec-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: var(--space-4); }
.spec-item .spec-label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-faint); margin-bottom: 2px; }
.spec-item .spec-value { font-weight: 500; }

/* Fleet cards on the Vehicles & Equipment page. */
.fleet-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(268px, 1fr)); gap: var(--space-5); }
.fleet-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: block;
}
.fleet-card:hover { border-color: var(--color-border-hover); }
.fleet-card-photo {
  height: 120px;
  background: var(--color-bg-elevated-2);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text-faint);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  border-bottom: 1px solid var(--color-border);
}
.fleet-card-body { padding: var(--space-4) var(--space-5); }
.fleet-card-name { font-family: var(--font-serif); font-weight: 600; font-size: 1.1rem; }
.fleet-card-title { color: var(--color-text-muted); font-size: 0.85rem; margin: 2px 0 var(--space-3); }
.fleet-card-meta-row { display: flex; gap: var(--space-5); border-top: 1px solid var(--color-border); padding-top: var(--space-3); }

/* Checkbox row used on the Shopping list page. */
.check-row { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-3) 0; border-bottom: 1px solid var(--color-border); }
.check-row:last-child { border-bottom: none; }
.check-box {
  width: 18px; height: 18px;
  border: 1.5px solid var(--color-border-hover);
  border-radius: 5px;
  flex-shrink: 0;
  cursor: pointer;
}
.check-box.checked { background: var(--color-accent-solid); border-color: var(--color-accent-solid); position: relative; }
.check-box.checked::after {
  content: '';
  position: absolute; left: 5px; top: 1px;
  width: 5px; height: 9px;
  border: solid #fff; border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}