/* Klubz PWA - Mobile-First Design System
   Global Smart Carpooling E-Hailing Platform
   ─────────────────────────────────────────── */

/* ═══ CSS Custom Properties ═══ */
:root {
  /* Brand Colors — Klubz Identity System */
  --primary: #1E90FF;              /* Electric Blue — technology, reliability, navigation */
  --primary-dark: #1470CC;         /* darker for hover/active states */
  --primary-action: #0B63C5;       /* WCAG-compliant action blue for solid controls */
  --primary-action-hover: #094E9A;
  --primary-light: #7EC8FF;        /* lighter tint for labels/active states */
  --primary-bg: rgba(30,144,255,0.14);
  --accent: #2ECC71;               /* Eco Green — sustainability, shared mobility */
  --accent-dark: #27AE60;          /* darker for hover */
  --accent-action: #1F7A45;        /* WCAG-compliant action green for solid controls */
  --accent-action-hover: #185F35;
  --teal: #22B8CF;                 /* Soft Teal — secondary brand color */
  --teal-bg: rgba(34,184,207,0.14);
  --navy: #0F1F3D;                 /* Deep Navy — trust, global scale */
  --warning: #F59E0B;
  --danger: #DC2626;
  --danger-light: rgba(239,68,68,0.08);

  /* Dark theme (default) */
  --bg-primary: #0F1F3D;
  --bg-secondary: #1E293B;
  --bg-card: #1E293B;
  --bg-card-elevated: #263548;
  --bg-input: #334155;
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #A6B4C7;
  --border: rgba(148,163,184,0.12);
  --border-focus: var(--primary);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.3);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.5);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;
  --radius: var(--radius-md);

  /* Typography — Poppins primary per brand spec */
  --font: 'Poppins', 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', monospace;

  /* Safe areas */
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --safe-right: env(safe-area-inset-right, 0px);

  /* Bottom nav height */
  --nav-height: 64px;
  --header-height: 56px;
}

/* Light theme */
[data-theme="light"] {
  --bg-primary: #F5F7FA;
  --bg-secondary: #FFFFFF;
  --bg-card: #FFFFFF;
  --bg-card-elevated: #F1F5F9;
  --bg-input: #F1F5F9;
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #64748B;
  --border: rgba(15,23,42,0.08);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);
}

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

html {
  font-family: var(--font);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  scroll-behavior: smooth;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
  line-height: 1.5;
  padding-top: var(--safe-top);
  padding-bottom: calc(var(--nav-height) + var(--safe-bottom) + 8px);
}

a { color: var(--primary-light); text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }

/* ═══ Utilities ═══ */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.animate-spin { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideUp { from { opacity: 0; transform: translateY(100%); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideDown { from { opacity: 0; transform: translateY(-100%); } to { opacity: 1; transform: translateY(0); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.fade-in { animation: fadeIn 0.3s ease-out; }
.slide-up { animation: slideUp 0.4s cubic-bezier(0.16,1,0.3,1); }

/* Skeleton loading */
.skeleton {
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-elevated) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

/* ═══ App Header ═══ */
.app-header {
  position: fixed;
  top: var(--safe-top);
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-md);
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.app-header__logo {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.5px;
}

.app-header__logo span {
  color: var(--text-primary);
}

.app-header__actions { display: flex; align-items: center; gap: var(--space-sm); }

.header-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--bg-input);
  border: none;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}

.header-btn:hover { background: var(--primary-bg); color: var(--primary); }
.header-btn svg { width: 20px; height: 20px; }

.header-btn__badge {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 16px;
  height: 16px;
  background: var(--danger);
  color: #fff;
  font-size: 0.625rem;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--bg-secondary);
}

.avatar-sm {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

/* ═══ Main Content ═══ */
.app-content {
  padding-top: calc(var(--header-height) + var(--safe-top));
  padding-left: var(--safe-left);
  padding-right: var(--safe-right);
  min-height: 100vh;
  min-height: 100dvh;
}

.screen { padding: var(--space-md); max-width: 600px; margin: 0 auto; }
.screen--wide { max-width: 1024px; }

.section-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
}

/* ═══ Bottom Navigation (Uber/Bolt style) ═══ */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: calc(var(--nav-height) + var(--safe-bottom));
  padding-bottom: var(--safe-bottom);
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  display: flex;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: 8px 0;
  color: var(--text-muted);
  background: none;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

.nav-item.active { color: var(--primary-light); }
.nav-item.active::before {
  content: '';
  position: absolute;
  top: 0;
  width: 32px;
  height: 2px;
  background: var(--primary-light);
  border-radius: 0 0 2px 2px;
}

.nav-item svg { width: 24px; height: 24px; }
.nav-item__label { font-size: 0.625rem; font-weight: 600; letter-spacing: 0.02em; }

/* ═══ Cards ═══ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  margin-bottom: var(--space-md);
  transition: all 0.2s;
}

.card:hover { border-color: rgba(59,130,246,0.2); }
.card--elevated { box-shadow: var(--shadow-md); }
.card--interactive { cursor: pointer; }
.card--interactive:active { transform: scale(0.985); }

/* Trip Card (Uber-style) */
.trip-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  margin-bottom: var(--space-md);
  animation: fadeIn 0.3s ease-out;
}

.trip-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-md);
}

.trip-card__driver {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.trip-card__driver-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #8B5CF6);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
}

.trip-card__driver-info h4 {
  font-size: 0.9375rem;
  font-weight: 600;
}

.trip-card__driver-rating {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.trip-card__driver-rating svg { width: 14px; height: 14px; color: var(--warning); fill: var(--warning); }

.driver-verified-badge {
  display: inline-flex;
  align-items: center;
  background: var(--accent);
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 9999px;
  letter-spacing: 0.02em;
}

.passenger-avatars {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--border);
}

.passenger-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--teal), var(--primary));
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--bg-card);
}

.passenger-avatar--overflow {
  background: var(--bg-card-elevated);
  color: var(--text-secondary);
  font-size: 0.625rem;
}

.passenger-avatars__label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-left: 4px;
}

.trip-card__price {
  text-align: right;
}

.trip-card__price-amount {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.trip-card__price-label {
  font-size: 0.6875rem;
  color: var(--text-muted);
}

/* Route visualization */
.trip-card__route {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.trip-card__route-line {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 4px;
  gap: 2px;
}

.route-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  background: transparent;
  flex-shrink: 0;
}

.route-dot--end {
  border-color: var(--accent);
  background: var(--accent);
}

.route-line-segment {
  width: 2px;
  flex: 1;
  min-height: 24px;
  background: repeating-linear-gradient(
    to bottom,
    var(--text-muted) 0px,
    var(--text-muted) 4px,
    transparent 4px,
    transparent 8px
  );
}

.trip-card__route-points { flex: 1; }

.trip-card__route-point {
  margin-bottom: var(--space-sm);
}

.trip-card__route-point:last-child { margin-bottom: 0; }

.trip-card__route-point-label {
  font-size: 0.6875rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.trip-card__route-point-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* Trip card footer */
.trip-card__meta {
  display: flex;
  gap: var(--space-md);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--border);
}

.trip-card__meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.trip-card__meta-item svg { width: 14px; height: 14px; }

/* Match score badge */
.match-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.match-badge--excellent { background: rgba(16,185,129,0.12); color: var(--accent); }
.match-badge--good { background: rgba(59,130,246,0.12); color: var(--primary); }
.match-badge--fair { background: rgba(245,158,11,0.12); color: var(--warning); }

/* ═══ Buttons ═══ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9375rem;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  line-height: 1.2;
}

.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn:active:not(:disabled) { transform: scale(0.97); }

.btn--primary {
  background: var(--primary-action);
  color: #fff;
}
.btn--primary:hover:not(:disabled) { background: var(--primary-action-hover); }

.btn--secondary {
  background: var(--bg-input);
  color: var(--text-primary);
}
.btn--secondary:hover:not(:disabled) { background: var(--bg-card-elevated); }

.btn--success { background: var(--accent-action); color: #fff; }
.btn--success:hover:not(:disabled) { background: var(--accent-action-hover); }

.btn--danger { background: var(--danger); color: #fff; }

.btn--ghost {
  background: transparent;
  color: var(--primary-light);
}

.btn--full { width: 100%; }
.btn--sm { padding: 8px 16px; font-size: 0.8125rem; }
.btn--lg { padding: 16px 32px; font-size: 1rem; }

.btn--fab {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  padding: 0;
  box-shadow: var(--shadow-lg);
}

/* ═══ Form Elements ═══ */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--space-xs);
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9375rem;
  transition: all 0.2s;
  outline: none;
}

.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}

.form-input::placeholder { color: var(--text-muted); }

.form-input--error { border-color: var(--danger); }
.form-error { font-size: 0.75rem; color: var(--danger); margin-top: 4px; }

.input-group {
  position: relative;
}

.input-group__icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.input-group__icon svg { width: 18px; height: 18px; }
.input-group .form-input { padding-left: 42px; }

/* ═══ Location Input (Uber-style) ═══ */
.location-input-group {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.location-input {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 14px var(--space-md);
}

.location-input + .location-input {
  border-top: 1px solid var(--border);
}

.location-input__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.location-input__dot--pickup { background: var(--primary); }
.location-input__dot--dropoff { background: var(--accent); }

.location-input input {
  flex: 1;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 0.9375rem;
  outline: none;
}

.location-input input::placeholder { color: var(--text-muted); }

/* ═══ Quick Actions (Bolt-style grid) ═══ */
.quick-actions {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.quick-action {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
}

.quick-action:active { transform: scale(0.97); }
.quick-action:hover { border-color: rgba(59,130,246,0.3); }

.quick-action__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.quick-action__icon--ride { background: rgba(59,130,246,0.12); color: var(--primary); }
.quick-action__icon--drive { background: rgba(16,185,129,0.12); color: var(--accent); }
.quick-action__icon--schedule { background: rgba(139,92,246,0.12); color: #8B5CF6; }
.quick-action__icon--carbon { background: rgba(245,158,11,0.12); color: var(--warning); }

.quick-action__label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.quick-action__desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ═══ Status Chips ═══ */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.chip--active { background: rgba(6,95,70,0.35); color: #D1FAE5; }
.chip--pending { background: rgba(245,158,11,0.12); color: var(--warning); }
.chip--completed { background: rgba(59,130,246,0.12); color: var(--primary); }
.chip--cancelled { background: rgba(239,68,68,0.08); color: var(--danger); }
.chip--live { background: rgba(6,95,70,0.35); color: #D1FAE5; }
.chip--live::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}

/* ═══ Stats Grid ═══ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
}

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

.stat-card__label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.stat-card__trend {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.6875rem;
  font-weight: 600;
  margin-top: 6px;
}

.stat-card__trend--up { color: var(--accent); }
.stat-card__trend--down { color: var(--danger); }

/* ═══ Modal / Bottom Sheet ═══ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 200;
  display: flex;
  align-items: flex-end;
  backdrop-filter: blur(4px);
}

.bottom-sheet {
  width: 100%;
  max-height: 92vh;
  background: var(--bg-secondary);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: var(--space-lg);
  padding-bottom: calc(var(--space-lg) + var(--safe-bottom));
  animation: slideUp 0.35s cubic-bezier(0.16,1,0.3,1);
  overflow-y: auto;
}

.bottom-sheet__handle {
  width: 36px;
  height: 4px;
  border-radius: 2px;
  background: var(--text-muted);
  margin: 0 auto var(--space-lg);
  opacity: 0.4;
}

.bottom-sheet__title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

/* ═══ Toast Notifications ═══ */
.toast-container {
  position: fixed;
  top: calc(var(--header-height) + var(--safe-top) + 8px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  width: calc(100% - 2rem);
  max-width: 400px;
  pointer-events: none;
}

.toast {
  background: var(--bg-card-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  box-shadow: var(--shadow-lg);
  animation: slideDown 0.3s ease-out;
  pointer-events: auto;
}

.toast--success { border-left: 3px solid var(--accent); }
.toast--error { border-left: 3px solid var(--danger); }
.toast--info { border-left: 3px solid var(--primary); }
.toast--warning { border-left: 3px solid var(--warning); }

.toast__icon { flex-shrink: 0; }
.toast__message { font-size: 0.8125rem; font-weight: 500; flex: 1; }
.toast__close { background: none; border: none; color: var(--text-muted); cursor: pointer; padding: 4px; }

/* ═══ Rating Stars ═══ */
.rating {
  display: flex;
  gap: 2px;
}

.rating__star {
  width: 28px;
  height: 28px;
  cursor: pointer;
  transition: transform 0.15s;
  color: var(--text-muted);
}

.rating__star.active { color: var(--warning); }
.rating__star:hover { transform: scale(1.15); }

/* ═══ Live Tracking Indicator ═══ */
.live-indicator {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: rgba(16,185,129,0.08);
  border: 1px solid rgba(16,185,129,0.2);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.live-indicator__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}

.live-indicator__text {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent);
}

/* ═══ Map Placeholder ═══ */
.map-container {
  width: 100%;
  height: 200px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  margin-bottom: var(--space-md);
}

.map-container--full {
  height: 300px;
}

.map-container.map-fullscreen {
  height: 50vh;
  border-radius: 0;
  margin-bottom: 0;
}

.map-container__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15,23,42,0.5);
}

/* ═══ Empty State ═══ */
.empty-state {
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
}

.empty-state__icon {
  font-size: 3rem;
  margin-bottom: var(--space-md);
  opacity: 0.6;
}

.empty-state__title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.empty-state__desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
  max-width: 280px;
  margin-left: auto;
  margin-right: auto;
}

/* ═══ Timeline (Trip progress like Uber) ═══ */
.timeline {
  position: relative;
  padding-left: 28px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-lg);
}

.timeline__item:last-child { padding-bottom: 0; }

.timeline__dot {
  position: absolute;
  left: -22px;
  top: 2px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg-card-elevated);
  border: 2px solid var(--text-muted);
}

.timeline__item--active .timeline__dot {
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(59,130,246,0.2);
}

.timeline__item--completed .timeline__dot {
  background: var(--accent);
  border-color: var(--accent);
}

.timeline__content h4 {
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.timeline__content p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ═══ Carbon Impact Widget ═══ */
.carbon-widget {
  background: linear-gradient(135deg, rgba(16,185,129,0.08), rgba(59,130,246,0.08));
  border: 1px solid rgba(16,185,129,0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: center;
  margin-bottom: var(--space-xl);
}

.carbon-widget__value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
}

.carbon-widget__unit {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.carbon-widget__label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ═══ Auth Screens ═══ */
.auth-screen {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
  padding: var(--space-xl);
  justify-content: center;
}

.auth-screen__header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.auth-screen__logo {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: var(--space-sm);
}

.auth-screen__subtitle {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin: var(--space-lg) 0;
  color: var(--text-muted);
  font-size: 0.8125rem;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.social-btn {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.9375rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  cursor: pointer;
  transition: all 0.2s;
}

.social-btn:hover { background: var(--bg-card-elevated); }

/* ═══ Auth Light Theme (login screen) ═══ */
.auth-screen--light {
  background: #FFFFFF;
  color: #0F172A;
  --primary: var(--primary-action);
  --text-secondary: #475569;
  --text-muted: #64748B;
  --border: rgba(15, 23, 42, 0.12);
}
.auth-screen--light .auth-screen__subtitle { color: #475569; }
.auth-screen--light .form-label { color: #374151; }
.auth-screen--light .form-input {
  background: #F1F5F9;
  color: #0F172A;
  border-color: rgba(15, 23, 42, 0.12);
}
.auth-screen--light .form-input::placeholder { color: #64748B; }
.auth-screen--light .auth-divider { color: #64748B; }
.auth-screen--light .auth-divider::before,
.auth-screen--light .auth-divider::after { background: #E2E8F0; }
.auth-screen--light .social-btn {
  background: #F8FAFC;
  border-color: #E2E8F0;
  color: #0F172A;
}
.auth-screen--light .social-btn:hover { background: #EEF2FF; }
.auth-screen--light a { color: var(--primary-action); }
.auth-screen--light label { color: #374151; }

/* ═══ Auth Logo Mark ═══ */
.auth-logo-mark {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}
.auth-logo-mark__svg { width: 56px; height: 56px; }
.auth-logo-mark__wordmark {
  font-size: 1.75rem;
  font-weight: 800;
  color: #1E90FF;
  letter-spacing: -0.5px;
}
.auth-logo-mark__wordmark span { color: #0F172A; }

/* ═══ Auth Hero Illustration ═══ */
.auth-hero {
  width: 100%;
  max-width: 320px;
  margin: 0 auto 1.5rem;
}
.auth-hero__svg {
  width: 100%;
  height: auto;
  border-radius: 12px;
}

/* ═══ Tabs ═══ */
.tabs {
  display: flex;
  background: var(--bg-input);
  border-radius: var(--radius-md);
  padding: 3px;
  margin-bottom: var(--space-lg);
}

.tab {
  flex: 1;
  padding: 10px;
  text-align: center;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
  border: none;
  background: none;
  border-radius: calc(var(--radius-md) - 3px);
  cursor: pointer;
  transition: all 0.2s;
}

.tab.active {
  background: var(--primary-action);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

/* ═══ List Items ═══ */
.list-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
}

.list-item:last-child { border-bottom: none; }
.list-item:hover { background: var(--bg-card-elevated); }

.list-item__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.list-item__content { flex: 1; min-width: 0; }
.list-item__title { font-size: 0.875rem; font-weight: 600; }
.list-item__subtitle { font-size: 0.75rem; color: var(--text-muted); margin-top: 2px; }
.list-item__action { color: var(--text-muted); }

/* ═══ Responsive Breakpoints ═══ */
@media (min-width: 640px) {
  .quick-actions { grid-template-columns: repeat(4, 1fr); }
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 768px) {
  .bottom-nav { display: none; }

  body { padding-bottom: 0; }

  .app-header {
    padding: 0 var(--space-xl);
  }

  .desktop-nav {
    display: flex;
    gap: var(--space-lg);
  }

  .desktop-nav__link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 0;
    transition: color 0.2s;
    border-bottom: 2px solid transparent;
  }

  .desktop-nav__link:hover,
  .desktop-nav__link.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
  }

  .modal-overlay { align-items: center; justify-content: center; }

  .bottom-sheet {
    max-width: 480px;
    border-radius: var(--radius-xl);
    margin: var(--space-md);
    max-height: 80vh;
  }
}

@media (min-width: 1024px) {
  .screen { max-width: 720px; }
  .screen--wide { max-width: 1200px; }
}

/* ═══ Print ═══ */
@media print {
  .bottom-nav, .app-header, .btn { display: none !important; }
  body { background: #fff; color: #000; padding: 0; }
  .card { border: 1px solid #ccc; box-shadow: none; }
}

/* ═══ Accessibility ═══ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

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

/* High contrast mode */
@media (prefers-contrast: high) {
  :root {
    --border: rgba(148,163,184,0.3);
  }
  .card, .trip-card { border-width: 2px; }
}

/* ═══ Klubz AI Badge ═══ */
.ai-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background: var(--teal);
  color: #fff;
  border-radius: var(--radius-full);
  padding: 0.125rem 0.5rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

/* ═══ Onboarding Flow ═══ */
.onboarding-screen {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 9999;
}

.onboarding-slides {
  flex: 1;
  display: flex;
  overflow: hidden;
}

.onboarding-slide {
  min-width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl) var(--space-lg);
  text-align: center;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.onboarding-slide--1 { background: linear-gradient(160deg, #0F1F3D 0%, #1E3A5F 100%); }
.onboarding-slide--2 { background: linear-gradient(160deg, #0F1F3D 0%, #144A2E 100%); }
.onboarding-slide--3 { background: linear-gradient(160deg, #0F1F3D 0%, #0D3640 100%); }

.onboarding-icon {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-xl);
}

.onboarding-slide--1 .onboarding-icon { background: rgba(30,144,255,0.18); }
.onboarding-slide--2 .onboarding-icon { background: rgba(46,204,113,0.18); }
.onboarding-slide--3 .onboarding-icon { background: rgba(34,184,207,0.18); }

.onboarding-icon svg { width: 60px; height: 60px; }
.onboarding-slide--1 .onboarding-icon svg { color: var(--primary); }
.onboarding-slide--2 .onboarding-icon svg { color: var(--accent); }
.onboarding-slide--3 .onboarding-icon svg { color: var(--teal); }

.onboarding-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  letter-spacing: -0.5px;
  line-height: 1.15;
}

.onboarding-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 280px;
}

.onboarding-footer {
  padding: var(--space-lg) var(--space-xl) calc(var(--space-xl) + var(--safe-bottom));
  background: var(--navy);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
}

.onboarding-dots {
  display: flex;
  gap: 8px;
  justify-content: center;
}

.onboarding-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(248,250,252,0.25);
  transition: all 0.3s;
  border: none;
  padding: 0;
  cursor: pointer;
}

.onboarding-dot--active {
  background: var(--primary);
  width: 24px;
  border-radius: 4px;
}

.onboarding-btn-row {
  display: flex;
  gap: var(--space-sm);
  width: 100%;
  max-width: 320px;
}

.onboarding-skip {
  flex: 0 0 auto;
  padding: 0.75rem 1rem;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.onboarding-next {
  flex: 1;
  padding: 0.875rem 1rem;
  background: var(--primary);
  border: none;
  border-radius: var(--radius-md);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.onboarding-skip:hover { background: var(--bg-card); color: var(--text-primary); }
.onboarding-next:hover { background: var(--primary-dark); transform: translateY(-1px); }