/* ============================================
   BUS SEARCH PERU - VANGUARD DESIGN SYSTEM
   ============================================ */

/* CSS Variables */
:root {
  /* Colors - Dark Theme with Vibrant Accents */
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: rgba(20, 20, 30, 0.7);
  --bg-glass: rgba(255, 255, 255, 0.03);

  --text-primary: #ffffff;
  --text-secondary: #a0a0b0;
  --text-muted: #606070;

  --accent-primary: #6366f1;
  --accent-secondary: #8b5cf6;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);

  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;

  /* Company Colors */
  --linea-color: #dc2626;
  --ittsa-color: #2563eb;
  --emtrafesa-color: #f97316;

  /* Borders */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glass: rgba(255, 255, 255, 0.1);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);

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

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Background Effects */
.bg-gradient {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 80% 100%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse 40% 30% at 10% 80%, rgba(168, 85, 247, 0.08) 0%, transparent 50%);
  pointer-events: none;
  z-index: -2;
}

.bg-noise {
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  opacity: 0.03;
  pointer-events: none;
  z-index: -1;
}

/* Glass Effect */
.glass {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-md);
}

/* Container */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-xl);
  display: grid;
  gap: var(--spacing-xl);
  grid-template-columns: 1fr 300px;
  grid-template-rows: auto auto 1fr;
}

/* Header */
.header {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--spacing-2xl) 0;
}

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.logo-icon {
  font-size: 3rem;
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-10px);
  }
}

.logo h1 {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.highlight {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Search Card */
.search-card {
  grid-column: 1 / -1;
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
}

.search-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form-row {
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-end;
  flex-wrap: wrap;
}

.form-group {
  flex: 1;
  min-width: 180px;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.label-icon {
  font-size: 1rem;
}

.form-group select,
.form-group input {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition-base);
  cursor: pointer;
}

.form-group select:hover,
.form-group input:hover {
  border-color: var(--accent-primary);
}

.form-group select:focus,
.form-group input:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.form-group select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

/* Swap Button */
.swap-btn {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 1.25rem;
  cursor: pointer;
  transition: var(--transition-base);
  flex-shrink: 0;
  margin-bottom: 0;
}

.swap-btn:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  transform: rotate(180deg);
}

/* Form Actions */
.form-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: var(--transition-base);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  border: none;
}

.btn-primary {
  background: var(--accent-gradient);
  color: white;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 60px rgba(99, 102, 241, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.btn-loader {
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Auto Refresh */
.auto-refresh {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-subtle);
  margin-top: var(--spacing-lg);
  flex-wrap: wrap;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.toggle-label input {
  display: none;
}

.toggle-switch {
  width: 44px;
  height: 24px;
  background: var(--bg-secondary);
  border-radius: var(--radius-full);
  position: relative;
  transition: var(--transition-base);
}

.toggle-switch::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  background: var(--text-secondary);
  border-radius: var(--radius-full);
  top: 3px;
  left: 3px;
  transition: var(--transition-base);
}

.toggle-label input:checked+.toggle-switch {
  background: var(--accent-primary);
}

.toggle-label input:checked+.toggle-switch::after {
  left: 23px;
  background: white;
}

.auto-refresh select {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.875rem;
  font-family: inherit;
}

.next-refresh {
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
}

/* Results Section */
.results-section {
  grid-column: 1;
}

.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.results-header h2 {
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.badge {
  font-size: 0.875rem;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--accent-primary);
  border-radius: var(--radius-full);
  font-weight: 500;
}

.results-filters {
  display: flex;
  gap: var(--spacing-xs);
}

.filter-btn {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-family: inherit;
  cursor: pointer;
  transition: var(--transition-base);
}

.filter-btn:hover {
  border-color: var(--accent-primary);
  color: var(--text-primary);
}

.filter-btn.active {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: white;
}

/* Table */
.table-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

.results-table th,
.results-table td {
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: left;
}

.results-table th {
  background: var(--bg-secondary);
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.results-table tbody tr {
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition-fast);
}

.results-table tbody tr:last-child {
  border-bottom: none;
}

.results-table tbody tr:hover {
  background: rgba(99, 102, 241, 0.05);
}

.results-table td {
  font-size: 0.95rem;
}

/* Company Badge */
.company-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.8rem;
}

.company-badge.linea {
  background: rgba(220, 38, 38, 0.15);
  color: var(--linea-color);
}

.company-badge.ittsa {
  background: rgba(37, 99, 235, 0.15);
  color: var(--ittsa-color);
}

.company-badge.emtrafesa {
  background: rgba(249, 115, 22, 0.15);
  color: var(--emtrafesa-color);
}

/* Seats Available */
.seats-available {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-weight: 600;
}

.seats-available.high {
  color: var(--success);
}

.seats-available.medium {
  color: var(--warning);
}

.seats-available.low {
  color: var(--danger);
}

/* Price */
.price {
  font-weight: 700;
  font-size: 1rem;
  color: var(--success);
}

/* Floor Info */
.floor-info {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.floor-info .price {
  font-size: 0.95rem;
}

.no-data {
  color: var(--text-muted);
}

/* Results Table */
.results-container {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 8px;
  /* Spacing between rows */
}

th {
  text-align: left;
  padding: 1rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 1px;
}

tbody tr {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  transition: transform 0.2s, background 0.2s;
}

.clickable-row {
  cursor: pointer;
}

.clickable-row:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.08);
  /* Slightly lighter on hover */
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

td {
  padding: 1.2rem 1rem;
  vertical-align: middle;
}

/* Time Cell */
.time-cell {
  font-weight: 600;
  font-size: 1rem;
  white-space: nowrap;
}

/* No Results */
.no-results {
  text-align: center;
  padding: var(--spacing-2xl);
  color: var(--text-secondary);
}

.fav-date {
  display: inline-block;
  margin-left: 8px;
  font-size: 0.8em;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
}

.no-results-icon {
  font-size: 4rem;
  display: block;
  margin-bottom: var(--spacing-md);
  opacity: 0.5;
}

/* Sidebar */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.sidebar-card {
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
}

.sidebar-card h3 {
  font-size: 1rem;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--border-subtle);
}

.favorites-list,
.history-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.favorites-list li,
.history-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.favorites-list li:hover,
.history-list li:hover {
  background: rgba(99, 102, 241, 0.1);
}

.route-text {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.route-arrow {
  color: var(--text-muted);
}

.delete-btn {
  width: 24px;
  height: 24px;
  border-radius: var(--radius-full);
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.delete-btn:hover {
  background: var(--danger);
  color: white;
}

.empty-message {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.875rem;
  padding: var(--spacing-md);
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  padding: var(--spacing-md) var(--spacing-xl);
  background: var(--success);
  color: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 500;
  z-index: 1000;
  animation: slideIn 0.3s ease;
}

.toast.warning {
  background: var(--warning);
}

.toast.error {
  background: var(--danger);
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }

  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Loading Overlay */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 15, 0.9);
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-lg);
  z-index: 100;
}

.loading-overlay.visible {
  display: flex;
}

.loading-spinner {
  width: 60px;
  height: 60px;
  border: 3px solid var(--border-subtle);
  border-top-color: var(--accent-primary);
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
}

.loading-overlay p {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .container {
    grid-template-columns: 1fr;
    padding: var(--spacing-lg);
  }

  .sidebar {
    flex-direction: row;
  }

  .sidebar-card {
    flex: 1;
  }
}

@media (max-width: 768px) {
  .form-row {
    flex-direction: column;
  }

  .form-group {
    width: 100%;
  }

  .swap-btn {
    align-self: center;
    transform: rotate(90deg);
  }

  .swap-btn:hover {
    transform: rotate(270deg);
  }

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

  .results-filters {
    width: 100%;
    overflow-x: auto;
  }

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

  .results-table {
    min-width: 600px;
  }

  .sidebar {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .logo h1 {
    font-size: 1.75rem;
  }

  .logo-icon {
    font-size: 2rem;
  }

  .form-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }
}