/* ===== Design tokens ===== */
:root,
[data-theme='light'] {
  --color-bg: #f4f6f8;
  --color-surface: #ffffff;
  --color-surface-2: #fbfcfd;
  --color-surface-offset: #eef1f4;
  --color-divider: #e3e8ec;
  --color-border: #d7dee3;

  --color-text: #1a2530;
  --color-text-muted: #5b6b78;
  --color-text-faint: #97a3ac;
  --color-text-inverse: #f7fafc;

  --color-primary: #1d5c8a;
  --color-primary-hover: #164a6f;
  --color-primary-active: #113a57;
  --color-primary-highlight: #d8e6f0;

  --color-green: #2f8f4e;
  --color-green-highlight: #e3f3e7;
  --color-yellow: #ab8410;
  --color-yellow-highlight: #faf1d6;
  --color-orange: #c96a0a;
  --color-orange-highlight: #fbe6d2;
  --color-red: #c72e35;
  --color-red-highlight: #f9dcdc;
  --color-na: #8a97a1;
  --color-na-highlight: #eceff1;

  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 0.875rem;
  --shadow-sm: 0 1px 2px rgba(20, 30, 40, 0.06);
  --shadow-md: 0 4px 14px rgba(20, 30, 40, 0.08);
  --transition-interactive: 160ms cubic-bezier(0.16, 1, 0.3, 1);

  --font-display: 'Cabinet Grotesk', 'General Sans', system-ui, sans-serif;
  --font-body: 'General Sans', system-ui, sans-serif;
}

[data-theme='dark'] {
  --color-bg: #10161d;
  --color-surface: #182028;
  --color-surface-2: #1d2630;
  --color-surface-offset: #1f2932;
  --color-divider: #26313c;
  --color-border: #2c3945;

  --color-text: #dce3e8;
  --color-text-muted: #8b98a3;
  --color-text-faint: #5c6772;
  --color-text-inverse: #101418;

  --color-primary: #6badde;
  --color-primary-hover: #85bce6;
  --color-primary-active: #4a8fc0;
  --color-primary-highlight: #23384a;

  --color-green: #57b976;
  --color-green-highlight: #1e3326;
  --color-yellow: #d4ac3f;
  --color-yellow-highlight: #3a331a;
  --color-orange: #e0913f;
  --color-orange-highlight: #3a2a1c;
  --color-red: #e2686d;
  --color-red-highlight: #3a1f21;
  --color-na: #6b7680;
  --color-na-highlight: #232a30;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.4);
}

:root {
  --text-xs: clamp(0.75rem, 0.72rem + 0.15vw, 0.8125rem);
  --text-sm: clamp(0.875rem, 0.84rem + 0.2vw, 0.9375rem);
  --text-base: clamp(0.95rem, 0.9rem + 0.25vw, 1.0625rem);
  --text-lg: clamp(1.1rem, 1rem + 0.5vw, 1.375rem);
  --text-xl: clamp(1.4rem, 1.2rem + 1vw, 1.875rem);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
}

/* ===== Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }

html, body {
  min-height: 100%;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
}

button { cursor: pointer; background: none; border: none; font: inherit; color: inherit; }
input { font: inherit; color: inherit; }
table { border-collapse: collapse; width: 100%; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}

/* ===== Layout ===== */
.dashboard[hidden] { display: none; }

.dashboard {
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
  position: sticky;
  top: 0;
  z-index: 10;
  flex-wrap: wrap;
}

.header-left { display: flex; align-items: center; gap: var(--space-3); }
.logo { width: 40px; height: 40px; flex-shrink: 0; }
.header-titles { display: flex; flex-direction: column; gap: 2px; }
.title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-xl);
  line-height: 1.1;
}
.subtitle { font-size: var(--text-sm); color: var(--color-text-muted); }

.header-right { display: flex; align-items: center; gap: var(--space-4); }
.sync-info { display: flex; flex-direction: column; align-items: flex-end; gap: 2px; }
.sync-label { font-size: var(--text-xs); color: var(--color-text-faint); text-transform: uppercase; letter-spacing: 0.04em; }
.sync-date { font-size: var(--text-sm); font-weight: 600; font-variant-numeric: tabular-nums; }

.theme-toggle {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  transition: background var(--transition-interactive), color var(--transition-interactive);
}
.theme-toggle:hover { background: var(--color-surface-offset); color: var(--color-text); }

.main {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

/* ===== KPI cards ===== */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-4);
}

.kpi-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-align: left;
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive), border-color var(--transition-interactive);
}
.kpi-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.kpi-card.active { box-shadow: var(--shadow-md); }

.kpi-count {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-xl);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.kpi-label { font-size: var(--text-sm); color: var(--color-text-muted); font-weight: 500; }

.kpi-red { border-left-color: var(--color-red); }
.kpi-red .kpi-count { color: var(--color-red); }
.kpi-orange { border-left-color: var(--color-orange); }
.kpi-orange .kpi-count { color: var(--color-orange); }
.kpi-yellow { border-left-color: var(--color-yellow); }
.kpi-yellow .kpi-count { color: var(--color-yellow); }
.kpi-green { border-left-color: var(--color-green); }
.kpi-green .kpi-count { color: var(--color-green); }
.kpi-all { border-left-color: var(--color-primary); }
.kpi-all .kpi-count { color: var(--color-primary); }

/* ===== Toolbar ===== */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.search-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-faint);
  min-width: 260px;
  flex: 1 1 260px;
  max-width: 420px;
}
.search-wrap input {
  border: none;
  outline: none;
  background: transparent;
  width: 100%;
  font-size: var(--text-sm);
  color: var(--color-text);
}
.search-wrap input::placeholder { color: var(--color-text-faint); }

.legend { display: flex; align-items: center; gap: var(--space-4); flex-wrap: wrap; }
.legend-item { display: flex; align-items: center; gap: var(--space-2); font-size: var(--text-xs); color: var(--color-text-muted); }
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.dot-green { background: var(--color-green); }
.dot-yellow { background: var(--color-yellow); }
.dot-orange { background: var(--color-orange); }
.dot-red { background: var(--color-red); }

/* ===== Table ===== */
.table-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.table-scroll { overflow-x: auto; }

#fleetTable { font-size: var(--text-sm); }

#fleetTable thead th {
  background: var(--color-surface-offset);
  text-align: left;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}
th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--color-text); }
th.sortable .arrow { margin-left: var(--space-1); opacity: 0.5; }
th.sortable.active .arrow { opacity: 1; color: var(--color-primary); }

#fleetTable tbody td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-divider);
  vertical-align: middle;
}
#fleetTable tbody tr:last-child td { border-bottom: none; }
#fleetTable tbody tr { transition: background var(--transition-interactive); }
#fleetTable tbody tr:hover { background: var(--color-surface-offset); }

.cell-plate { font-weight: 700; font-variant-numeric: tabular-nums; white-space: nowrap; }
.cell-desc { color: var(--color-text-muted); }
.cell-desc .make-model { font-size: var(--text-xs); color: var(--color-text-faint); display: block; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.badge-green { background: var(--color-green-highlight); color: var(--color-green); }
.badge-yellow { background: var(--color-yellow-highlight); color: var(--color-yellow); }
.badge-orange { background: var(--color-orange-highlight); color: var(--color-orange); }
.badge-red { background: var(--color-red-highlight); color: var(--color-red); }
.badge-na { background: var(--color-na-highlight); color: var(--color-na); }

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.status-pill .dot { width: 8px; height: 8px; }
.status-pill.status-red { color: var(--color-red); }
.status-pill.status-orange { color: var(--color-orange); }
.status-pill.status-yellow { color: var(--color-yellow); }
.status-pill.status-green { color: var(--color-green); }

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

/* ===== Permits badge (main table) ===== */
.permit-badge-wrap { display: flex; flex-direction: column; gap: 2px; }
.permit-badge-wrap .badge-na { cursor: default; }
.permit-badge-list { font-size: var(--text-xs); color: var(--color-text-faint); line-height: 1.4; }

/* ===== Permits section (separate detail table) ===== */
.permits-section { margin-top: 0; }
.section-note { font-size: var(--text-sm); color: var(--color-text-muted); margin-top: var(--space-1); }
.permits-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-4) 0;
  flex-wrap: wrap;
}
.permits-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
}
.draft-tag {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-highlight);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
#permitsTable { font-size: var(--text-sm); margin-top: var(--space-3); }
#permitsTable thead th {
  background: var(--color-surface-offset);
  text-align: left;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}
#permitsTable tbody td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-divider);
  vertical-align: top;
}
#permitsTable tbody tr:last-child td { border-bottom: none; }
#permitsTable tbody tr:hover { background: var(--color-surface-offset); }
.cell-permit-num { font-weight: 700; font-variant-numeric: tabular-nums; white-space: nowrap; }
.cell-permit-type { white-space: nowrap; }
.cell-permit-vehicles { font-weight: 600; white-space: nowrap; }
.cell-permit-conditions { color: var(--color-text-muted); max-width: 320px; }
.cell-permit-date { white-space: nowrap; font-variant-numeric: tabular-nums; }

.footer {
  padding: var(--space-2) 0 var(--space-6);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ===== Lock screen ===== */
.lock-screen[hidden] { display: none; }

.lock-screen {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  padding: var(--space-6);
}

.lock-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  max-width: 320px;
  padding: var(--space-8) var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.lock-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  margin-top: var(--space-2);
}

.lock-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.lock-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-offset);
  color: var(--color-text);
  font-size: var(--text-lg);
  text-align: center;
  letter-spacing: 0.3em;
}
.lock-input:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }

.lock-button {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: var(--text-sm);
  transition: opacity var(--transition-interactive);
}
.lock-button:hover { opacity: 0.9; }

.lock-error {
  font-size: var(--text-xs);
  color: var(--color-red);
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .kpi-row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .header { padding: var(--space-3) var(--space-4); }
  .main { padding: var(--space-4); }
  .kpi-row { grid-template-columns: 1fr 1fr; gap: var(--space-3); }
  .kpi-card { padding: var(--space-3) var(--space-4); }
  .sync-info { display: none; }
}