/* ═══════════════════════════════════════════════════════
   UAIônibus — Design System v5.0
   Clean, Professional & Complete
   ═══════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── Light Theme Tokens (Default) ── */
:root {
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --bg:            #f0f2f5;
  --bg-2:          #ffffff;
  --bg-subtle:     #f8f9fb;
  --surface:       #ffffff;
  --surface-2:     #f8f9fb;
  --surface-hover: #f0f2f5;

  --border:        #e5e7eb;
  --border-strong: #d1d5db;
  --glass-border:  #e5e7eb;

  --input-bg:      #ffffff;
  --input-border:  #d1d5db;
  --table-hdr-bg:  #f9fafb;

  --text:          #111827;
  --text-2:        #4b5563;
  --text-3:        #9ca3af;
  --text-inverse:  #ffffff;

  --primary:       #0055b8;
  --primary-hover: #004294;
  --primary-light: #eff6ff;
  --primary-glow:  rgba(0, 85, 184, 0.12);

  --accent:        #d97706;
  --accent-light:  #fffbeb;

  --success:       #059669;
  --success-light: #ecfdf5;
  --danger:        #dc2626;
  --danger-light:  #fef2f2;
  --warning:       #d97706;
  --info:          #009fe3;
  --info-light:    #f0f9ff;

  --seat-free:        #009fe3;
  --seat-free-bg:     #e0f2fe;
  --seat-reserved:    #d97706;
  --seat-reserved-bg: #fef3c7;
  --seat-occupied:    #dc2626;
  --seat-occupied-bg: #fee2e2;
  --seat-driver:      #6b7280;
  --seat-driver-border: #9ca3af;

  --radius:        12px;
  --radius-sm:     8px;
  --radius-xs:     6px;
  --shadow-sm:     0 1px 2px rgba(0,0,0,0.05);
  --shadow:        0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-lg:     0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.04);
  --transition:    0.2s ease;
}

/* ── Dark Theme Tokens ── */
[data-theme="dark"] {
  --bg:            #111827;
  --bg-2:          #1f2937;
  --bg-subtle:     #1f2937;
  --surface:       #1f2937;
  --surface-2:     #374151;
  --surface-hover: #374151;

  --border:        #374151;
  --border-strong: #4b5563;
  --glass-border:  #374151;

  --input-bg:      #374151;
  --input-border:  #4b5563;
  --table-hdr-bg:  #1f2937;

  --text:          #f9fafb;
  --text-2:        #d1d5db;
  --text-3:        #9ca3af;
  --text-inverse:  #111827;

  --primary:       #38bdf8;
  --primary-hover: #60a5fa;
  --primary-light: rgba(56, 189, 248, 0.15);
  --primary-glow:  rgba(56, 189, 248, 0.2);

  --accent:        #f59e0b;
  --accent-light:  rgba(245, 158, 11, 0.15);

  --success:       #10b981;
  --success-light: rgba(16, 185, 129, 0.15);
  --danger:        #ef4444;
  --danger-light:  rgba(239, 68, 68, 0.15);
  --warning:       #f59e0b;
  --info:          #38bdf8;
  --info-light:    rgba(56, 189, 248, 0.15);

  --seat-free:        #38bdf8;
  --seat-free-bg:     rgba(56,189,248,0.15);
  --seat-reserved:    #fbbf24;
  --seat-reserved-bg: rgba(251,191,36,0.15);
  --seat-occupied:    #f87171;
  --seat-occupied-bg: rgba(248,113,113,0.15);
  --seat-driver:      #4b5563;
  --seat-driver-border: #6b7280;

  --shadow-sm:     0 1px 2px rgba(0,0,0,0.3);
  --shadow:        0 1px 3px rgba(0,0,0,0.4);
  --shadow-lg:     0 4px 6px rgba(0,0,0,0.5);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; }
html { min-height: 100%; }

body {
  min-height: 100vh;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background var(--transition), color var(--transition);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font);
  color: var(--text);
  font-weight: 600;
  margin-top: 0;
}

a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-hover); }

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

img { max-width: 100%; height: auto; }

/* ═══════════════════════════════════════════════════════
   LAYOUT
   ═══════════════════════════════════════════════════════ */

.app-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

/* ── Sidebar ── */
.sidebar {
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 1.25rem 0.75rem;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 60;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  padding: 0 0.5rem;
}

.brand-logo {
  height: 2.3rem;
  width: auto;
  object-fit: contain;
  align-self: flex-start;
  transition: opacity var(--transition);
}

.brand-logo--dark {
  display: none;
}

[data-theme="dark"] .brand-logo--light {
  display: none;
}

[data-theme="dark"] .brand-logo--dark {
  display: block;
}

.brand-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-3);
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  width: max-content;
  letter-spacing: 0.02em;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ── Navigation ── */
.nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.nav a {
  color: var(--text-2);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 0.82rem;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  position: relative;
}

.nav a:hover {
  background: var(--surface-hover);
  color: var(--text);
}

.nav a.active {
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
}

.nav a.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 25%;
  bottom: 25%;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--primary);
}

.nav-section {
  color: var(--text-3);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 1.25rem 0.75rem 0.35rem;
}

/* ── Sidebar Footer ── */
.sidebar-user {
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
}

.user-avatar-badge {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ── Topbar ── */
.main-shell { min-width: 0; display: flex; flex-direction: column; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1.5rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar h1 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
}

.eyebrow {
  margin: 0 0 0.1rem;
  color: var(--text-3);
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ── Content ── */
.content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding: 1.25rem 1.5rem 2.5rem;
  flex: 1;
  align-items: stretch;
}

/* ── Skip Link ── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--primary);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 999;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { top: 0; }

/* ═══════════════════════════════════════════════════════
   COMPONENTS
   ═══════════════════════════════════════════════════════ */

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  height: 2.25rem;
  border: 1px solid transparent;
  border-radius: var(--radius-xs);
  padding: 0 0.85rem;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.8rem;
  text-decoration: none;
  white-space: nowrap;
  transition: all var(--transition);
  line-height: 1;
}

.btn:hover { text-decoration: none; }
.btn:active { transform: scale(0.98); }

.btn--primary {
  background: var(--primary);
  color: #ffffff;
}
.btn--primary:hover {
  background: var(--primary-hover);
  color: #ffffff;
}

.btn--secondary {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border);
}
.btn--secondary:hover { background: var(--surface-hover); color: var(--text); }

.btn--danger {
  background: var(--danger);
  color: #ffffff;
}
.btn--danger:hover { background: #b91c1c; color: #ffffff; }

.btn--ghost {
  background: transparent;
  color: var(--text-2);
  border-color: var(--border);
}
.btn--ghost:hover { background: var(--surface-hover); color: var(--text); }

.btn--sm { height: 1.85rem; padding: 0 0.65rem; font-size: 0.75rem; }
.btn--block { width: 100%; }

/* ── Panels ── */
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.section-head h2 {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 700;
}

/* ── Tables ── */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.table-wrap::-webkit-scrollbar {
  height: 6px;
  width: 6px;
}
.table-wrap::-webkit-scrollbar-track {
  background: transparent;
}
.table-wrap::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 999px;
}

table { width: 100%; border-collapse: collapse; }

th, td {
  padding: 0.65rem 0.85rem;
  text-align: left;
  vertical-align: middle;
  border-bottom: 1px solid var(--border);
  font-size: 0.82rem;
}

th {
  color: var(--text-3);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--table-hdr-bg);
  position: sticky;
  top: 0;
  z-index: 5;
}

tbody tr { transition: background var(--transition); }
tbody tr:hover { background: var(--primary-light); }

.row-actions {
  text-align: center;
  white-space: nowrap;
}

.row-actions-group {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}

/* ── Badges / Pills ── */
.pill {
  display: inline-flex;
  align-items: center;
  height: 1.4rem;
  border-radius: 999px;
  padding: 0 0.6rem;
  font-weight: 700;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.pill--paid    { background: var(--success-light); color: var(--success); }
.pill--unpaid  { background: var(--accent-light);  color: var(--accent);  }
.pill--canceled{ background: var(--danger-light);  color: var(--danger);  }

/* ── Forms ── */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.field { display: grid; gap: 0.3rem; }
.field--full { grid-column: 1 / -1; }

.field label {
  color: var(--text-2);
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.form-control {
  width: 100%;
  height: 2.5rem;
  border: 1px solid var(--input-border);
  border-radius: var(--radius-xs);
  background: var(--input-bg);
  color: var(--text);
  padding: 0 0.75rem;
  font-size: 0.85rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

select.form-control, .form-control--select { padding-right: 2rem; }
textarea.form-control { height: auto; min-height: 5rem; padding: 0.5rem 0.75rem; resize: vertical; }

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
  outline: none;
}

.form-errors {
  background: var(--danger-light);
  color: var(--danger);
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 1rem;
  border: 1px solid rgba(220,38,38,0.2);
}
.form-errors p { margin: 0; }

.field-errors {
  color: var(--danger);
  font-size: 0.75rem;
  font-weight: 500;
}
.field-errors p { margin: 0; }

.search-bar {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.filters {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: flex-end;
}

/* ── Messages ── */
.messages {
  padding: 0.5rem 1.5rem;
}
.message {
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  border: 1px solid;
}
.message--success { background: var(--success-light); color: var(--success); border-color: rgba(5,150,105,0.2); }
.message--error   { background: var(--danger-light);  color: var(--danger);  border-color: rgba(220,38,38,0.2); }
.message--warning { background: var(--accent-light);  color: var(--accent);  border-color: rgba(217,119,6,0.2); }
.message--info    { background: var(--info-light);    color: var(--info);    border-color: rgba(2,132,199,0.2); }

/* ── Pagination ── */
.pagination {
  display: flex;
  gap: 0.25rem;
  align-items: center;
  justify-content: center;
  padding-top: 1rem;
  font-size: 0.82rem;
}
.pagination a, .pagination .current {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2rem;
  height: 2rem;
  padding: 0 0.5rem;
  border-radius: var(--radius-xs);
  font-weight: 600;
  transition: all var(--transition);
}
.pagination a { color: var(--text-2); border: 1px solid var(--border); }
.pagination a:hover { background: var(--primary-light); color: var(--primary); border-color: var(--primary); }
.pagination .current {
  background: var(--primary);
  color: #fff;
  border: 1px solid var(--primary);
}

/* ── Empty state ── */
.empty {
  color: var(--text-3);
  text-align: center;
  padding: 1.5rem;
  font-size: 0.85rem;
}

/* ═══════════════════════════════════════════════════════
   LOGIN PAGE
   ═══════════════════════════════════════════════════════ */

.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg);
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  width: 100%;
  max-width: 380px;
  box-shadow: var(--shadow-lg);
}

.login-card .brand { margin-bottom: 1rem; }

.login-card h1 {
  font-size: 1.15rem;
  margin-bottom: 1.25rem;
  text-align: center;
}

.login-card .field { margin-bottom: 0.85rem; }

.login-card .btn--block { margin-top: 0.5rem; }

/* ═══════════════════════════════════════════════════════
   DASHBOARD
   ═══════════════════════════════════════════════════════ */

/* ── Welcome Banner ── */
.welcome-banner {
  background: var(--primary);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  color: #ffffff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.welcome-banner h2 {
  color: #ffffff;
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 0.25rem;
}

.welcome-banner p {
  margin: 0;
  opacity: 0.85;
  font-size: 0.82rem;
}

/* ── Period Selector ── */
.period-selector-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.period-tabs {
  display: flex;
  gap: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.period-tab {
  padding: 0.45rem 0.85rem;
  border: none;
  background: transparent;
  color: var(--text-2);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border-right: 1px solid var(--border);
  font-family: var(--font);
}

.period-tab:last-child { border-right: none; }

.period-tab:hover {
  background: var(--surface-hover);
  color: var(--text);
}

.period-tab.active {
  background: var(--primary);
  color: #ffffff;
}

.period-info-badge {
  font-size: 0.75rem;
  color: var(--text-3);
}

/* ── Metrics Grid ── */
.metrics-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.metric-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
  box-shadow: var(--shadow-sm);
}

.metric-card__title {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 0.4rem;
}

.metric-card__value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1.2;
}

.metric-card__subtext {
  font-size: 0.75rem;
  color: var(--text-3);
  margin-top: 0.3rem;
}

/* ── Progress Bar ── */
.progress-bar-container {
  width: 100%;
  height: 6px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 0.5rem;
}

.progress-bar-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 999px;
  transition: width 0.4s ease;
}

/* ── Dashboard Grid ── */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

@media (max-width: 900px) {
  .dashboard-grid { grid-template-columns: 1fr; }
}

/* ── Quick Actions ── */
.quick-actions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 0.5rem;
}

.action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 0.75rem 0.5rem;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.75rem;
  font-weight: 600;
  transition: all var(--transition);
  text-align: center;
}

.action-btn i {
  font-size: 1.25rem;
  font-style: normal;
}

.action-btn:hover {
  background: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary);
}

/* ── Trip Schedule List (Dashboard) ── */
.trip-schedule-list {
  display: grid;
  gap: 0.5rem;
}

.schedule-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  transition: all var(--transition);
}

.schedule-card:hover {
  background: var(--primary-light);
  border-color: var(--primary);
  color: var(--text);
}

/* ── Feed / Activity Log ── */
.feed-list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.feed-list::-webkit-scrollbar {
  width: 5px;
}
.feed-list::-webkit-scrollbar-track {
  background: transparent;
}
.feed-list::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 999px;
}

.feed-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.feed-item:hover {
  background: var(--surface-hover);
  border-color: var(--primary-glow);
}

.feed-item__icon-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: var(--radius-xs);
  background: var(--surface);
  border: 1px solid var(--border);
  flex-shrink: 0;
  font-size: 0.95rem;
  box-shadow: var(--shadow-sm);
}

.feed-item__content {
  flex: 1;
  min-width: 0;
}

.feed-item__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.15rem;
}

.feed-item__user {
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--text);
}

.feed-item__time {
  font-size: 0.7rem;
  color: var(--text-3);
  white-space: nowrap;
}

.feed-item__action {
  font-size: 0.8rem;
  line-height: 1.35;
  color: var(--text-2);
}

.feed-item__title {
  color: var(--primary);
  font-weight: 700;
}

.feed-item__details {
  color: var(--text-2);
  font-size: 0.76rem;
  display: block;
  margin-top: 0.15rem;
}

/* ═══════════════════════════════════════════════════════
   TRIPS
   ═══════════════════════════════════════════════════════ */

/* ── Trip Header (Detail Page) ── */
.trip-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  flex-wrap: wrap;
}

.trip-header h2 {
  margin: 0;
  font-size: 1.15rem;
}

.trip-header .actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

/* ── Metrics Row ── */
.metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.75rem;
}

.metric {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  box-shadow: var(--shadow-sm);
}

.metric span {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-3);
  margin-bottom: 0.2rem;
}

.metric strong {
  display: block;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1.2;
}

/* ── Trip Cards (List Page) ── */
.trip-card {
  display: grid;
  gap: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  transition: all var(--transition);
  color: var(--text);
}

.trip-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
  color: var(--text);
}

.trip-card__info h3 {
  margin: 0;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text);
}

.trip-card__info p {
  margin: 0.2rem 0 0;
  font-size: 0.78rem;
  color: var(--text-3);
}

.trip-card__stats {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
  min-width: 60px;
}

.stat span {
  display: block;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-3);
}

.stat strong {
  display: block;
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.3;
}

/* ═══════════════════════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════════════════════ */

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in { animation: fadeIn 0.25s ease-out; }

/* ═══════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════ */

@media (max-width: 768px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .content { padding: 1rem; }
  .form-grid { grid-template-columns: 1fr; }
  .metrics { grid-template-columns: repeat(2, 1fr); }
}