:root {
  color-scheme: light;
  --bg: #f3f6fa;
  --surface: #ffffff;
  --surface-soft: #f8fafc;
  --text: #0b1220;
  --muted: #64748b;
  --line: #e2e8f0;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --accent: #16a34a;
  --warning: #f59e0b;
  --danger: #dc2626;
  --ok: #16a34a;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.25rem;
  --shadow-soft: 0 12px 30px rgba(15, 23, 42, 0.07);
  --shadow-card: 0 1px 2px rgba(15, 23, 42, 0.05), 0 12px 28px rgba(15, 23, 42, 0.06);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.08), transparent 32rem),
    var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  min-height: 40px;
  border: 0;
  border-radius: var(--radius-sm);
  background: var(--primary);
  color: #ffffff;
  cursor: pointer;
  padding: 0.62rem 0.95rem;
  font-weight: 700;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

button:hover {
  background: var(--primary-dark);
}

button.secondary {
  background: #ffffff;
  color: var(--text);
  border: 1px solid var(--line);
}

button.secondary:hover {
  background: #e3ebf4;
}

button.danger {
  background: var(--danger);
}

input,
select,
textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  background: #ffffff;
  color: var(--text);
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(37, 99, 235, 0.55);
  outline: 3px solid rgba(37, 99, 235, 0.14);
}

textarea {
  min-height: 96px;
  resize: vertical;
}

label {
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-weight: 650;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.app-shell {
  width: min(980px, 100%);
  margin: 0 auto;
  padding: var(--space-3);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: var(--space-2);
  padding-top: 0.25rem;
}

.brand {
  display: grid;
  gap: 0.15rem;
}

.brand strong {
  font-size: 1.32rem;
  letter-spacing: 0;
}

.brand span {
  font-size: 0.82rem;
}

.logout-button {
  min-height: 34px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 999px;
  padding: 0.4rem 0.75rem;
  font-size: 0.88rem;
}

.logout-button:hover {
  background: #ffffff;
  color: var(--text);
}

.brand span,
.muted {
  color: var(--muted);
}

.global-vehicle-selector {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: var(--space-2);
  padding: 0.85rem 0.95rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.global-vehicle-selector label {
  flex: 1 1 220px;
  color: var(--muted);
  font-size: 0.74rem;
  gap: 0.25rem;
}

.global-vehicle-selector label span {
  font-weight: 800;
}

.global-vehicle-selector select {
  min-height: 34px;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--text);
  font-size: 1.04rem;
  font-weight: 800;
}

.global-vehicle-selector select:focus {
  outline: 0;
}

.selector-empty-copy {
  display: grid;
  gap: 0.12rem;
}

.global-vehicle-selector button {
  flex: 0 0 auto;
}

.global-vehicle-selector:focus-within {
  border-color: rgba(37, 99, 235, 0.45);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12), var(--shadow-card);
}

.nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.25rem;
  margin-bottom: var(--space-3);
  padding: 0.25rem;
  background: rgba(226, 232, 240, 0.78);
  border: 1px solid rgba(226, 232, 240, 0.95);
  border-radius: var(--radius-md);
}

.nav-tab {
  min-height: 36px;
  border-radius: 11px;
  background: transparent;
  color: var(--muted);
  padding: 0.45rem 0.35rem;
  font-size: 0.86rem;
  font-weight: 800;
}

.nav-tab:hover {
  background: rgba(255, 255, 255, 0.55);
  color: var(--text);
}

.nav-tab.is-active {
  background: #ffffff;
  color: var(--text);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.08);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1rem;
  box-shadow: var(--shadow-card);
}

.action-card {
  display: grid;
  gap: 0.55rem;
  align-content: start;
  min-height: 92px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.action-card {
  background: #ffffff;
}

.action-card span,
.card-link {
  color: var(--muted);
}

.card-link {
  font-weight: 800;
}

.clickable-card {
  cursor: pointer;
}

.clickable-card:focus-visible {
  outline: 3px solid rgba(31, 111, 235, 0.3);
  outline-offset: 2px;
}

.dashboard-empty {
  margin-top: 1rem;
}

.dashboard-hero {
  display: grid;
  gap: 1rem;
}

.dashboard-section {
  margin-top: 1rem;
}

.dashboard-page {
  display: grid;
  gap: 0.9rem;
}

.dashboard-empty-state {
  display: grid;
  gap: 1rem;
  padding: 1.3rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.dashboard-empty-state h1 {
  margin-bottom: 0;
  font-size: 1.8rem;
  line-height: 1.08;
}

.eyebrow {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.vehicle-hero-card {
  display: grid;
  gap: 1rem;
  padding: 1.35rem;
  background:
    linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(22, 163, 74, 0.05)),
    #ffffff;
  border: 1px solid rgba(37, 99, 235, 0.16);
  border-radius: 24px;
  box-shadow: var(--shadow-card);
}

.vehicle-hero-card h1 {
  margin-bottom: 0.2rem;
  font-size: 2.45rem;
  line-height: 1;
  letter-spacing: 0;
}

.vehicle-hero-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-weight: 650;
}

.vehicle-hero-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(37, 99, 235, 0.14);
}

.vehicle-hero-meta strong {
  font-size: 1.05rem;
}

.vehicle-hero-meta span {
  color: var(--primary);
  font-weight: 850;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.7rem;
}

.metric-card {
  display: grid;
  gap: 0.35rem;
  min-height: 98px;
  padding: 0.95rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow-card);
}

.metric-card span,
.metric-card small {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 750;
}

.metric-card strong {
  align-self: end;
  color: var(--text);
  font-size: 1.18rem;
  line-height: 1.12;
}

.dashboard-panel {
  display: grid;
  gap: 0.9rem;
  padding: 1.05rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.section-heading {
  display: grid;
  gap: 0.2rem;
}

.section-heading h2 {
  margin-bottom: 0;
  font-size: 1.08rem;
}

.section-heading p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.pending-list {
  display: grid;
  gap: 0.7rem;
}

.pending-card {
  display: grid;
  gap: 0.25rem;
  align-items: center;
  min-height: 70px;
  padding: 0.85rem 0.9rem 0.85rem 1rem;
  background: #ffffff;
  border: 1px solid var(--line);
  border-left: 5px solid var(--muted);
  border-radius: 15px;
  box-shadow: 0 5px 16px rgba(15, 23, 42, 0.04);
}

.pending-card strong {
  display: block;
  margin-bottom: 0.12rem;
}

.pending-card p {
  margin-bottom: 0;
  color: var(--muted);
}

.pending-oil,
.pending-next {
  border-left-color: var(--primary);
}

.pending-ok {
  border-left-color: var(--accent);
}

.pending-warning {
  border-left-color: var(--warning);
}

.pending-danger {
  border-left-color: var(--danger);
}

.quick-actions {
  display: grid;
  gap: 0.7rem;
}

.quick-actions .action-card {
  min-height: 78px;
  border-radius: 16px;
  background: #ffffff;
  border-color: var(--line);
  box-shadow: 0 5px 16px rgba(15, 23, 42, 0.04);
}

.quick-actions .action-card strong {
  color: var(--text);
}

.quick-actions .action-card-primary {
  background: linear-gradient(135deg, var(--primary), #1d4ed8);
  border-color: transparent;
  color: #ffffff;
  box-shadow: 0 14px 28px rgba(37, 99, 235, 0.22);
}

.quick-actions .action-card-primary strong,
.quick-actions .action-card-primary span {
  color: #ffffff;
}

@media (hover: hover) {
  .clickable-card:hover {
    border-color: var(--primary);
    transform: translateY(-1px);
    transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
    box-shadow: 0 16px 34px rgba(15, 23, 42, 0.1);
  }
}

.clickable-card:active {
  transform: scale(0.99);
}

@media (min-width: 760px) {
  .vehicle-hero-card {
    grid-template-columns: 1fr auto;
    align-items: end;
  }

  .vehicle-hero-meta {
    min-width: 190px;
    border-top: 0;
    border-left: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    padding-top: 0;
    padding-left: 1rem;
  }

  .quick-actions {
    grid-template-columns: repeat(3, 1fr);
  }
}

.form-grid {
  display: grid;
  gap: 0.85rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.list {
  display: grid;
  gap: 0.75rem;
}

.list-item {
  display: grid;
  gap: 0.35rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.85rem;
  background: #ffffff;
}

.list-item header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.maintenance-item {
  gap: 0.7rem;
}

.maintenance-edit-form {
  margin-top: 0.5rem;
  border-top: 1px solid var(--line);
  padding-top: 0.85rem;
  background: #fbfcfe;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border-radius: 999px;
  padding: 0 0.7rem;
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.notice {
  border-left: 4px solid var(--primary);
  background: #eef6ff;
}

.notice.warning {
  border-left-color: #f79009;
  background: #fff6e6;
}

.status-ok {
  color: var(--ok);
  font-weight: 700;
}

.status-danger {
  color: var(--danger);
  font-weight: 700;
}

.login-panel {
  max-width: 440px;
  margin: 8vh auto 0;
}

@media (max-width: 720px) {
  .app-shell {
    padding: 0.75rem;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .global-vehicle-selector {
    align-items: stretch;
    flex-direction: column;
  }

  .actions button,
  .global-vehicle-selector button,
  .nav button {
    width: 100%;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }

  .vehicle-hero-card h1 {
    font-size: 2rem;
  }

  .action-card {
    min-height: auto;
  }
}