/* ============================================
   TRIP RATINGS - Color System & Design
   ============================================ */

:root {
  /* === PRIMARY COLORS === */
  --primary: #0052cc;
  --primary-hover: #0043a3;
  --primary-light: #f0f5ff;
  --danger: #d32f2f;
  --danger-dark: #b71c1c;

  /* === LIGHT MODE === */
  --bg-light: #ffffff;
  --bg-light-subtle: #f8f9fa;
  --text-light-primary: #0a0e27;
  --text-light-secondary: #5a6b7d;
  --text-light-light: #8a95a6;
  --border-light: #dde2e9;
  --input-bg-light: #ffffff;
  --input-border-light: #dde2e9;
  --input-text-light: #0a0e27;
  --input-placeholder-light: #8a95a6;

  /* === DARK MODE === */
  --bg-dark: #0f1419;
  --bg-dark-subtle: #1a202c;
  --text-dark-primary: #f8fafc;
  --text-dark-secondary: #cbd5e1;
  --text-dark-light: #94a3b8;
  --border-dark: #334155;
  --input-bg-dark: #1e293b;
  --input-border-dark: #475569;
  --input-text-dark: #f8fafc;
  --input-placeholder-dark: #94a3b8;

  /* === SPACING & SIZING === */
  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --radius: 10px;
  --shadow: 0 4px 8px rgba(0, 0, 0, 0.12);
}

/* ============================================
   RESET & BASE
   ============================================ */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', sans-serif;
  background-color: var(--bg-light);
  color: var(--text-light-primary);
  line-height: 1.6;
}

@media (prefers-color-scheme: dark) {
  body {
    background-color: var(--bg-dark);
    color: var(--text-dark-primary);
  }
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

.stat-value {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary);
}

.stat-label {
  color: var(--text-light-secondary);
}

@media (prefers-color-scheme: dark) {
  .stat-label {
    color: var(--text-dark-secondary);
  }
}

.empty-state-text {
  color: var(--text-light-secondary);
}

@media (prefers-color-scheme: dark) {
  .empty-state-text {
    color: var(--text-dark-secondary);
  }
}

.optional-text {
  color: var(--text-light-secondary);
}

@media (prefers-color-scheme: dark) {
  .optional-text {
    color: var(--text-dark-secondary);
  }
}

.form-label {
  color: var(--text-light-primary) !important;
  font-size: 1.05rem;
  font-weight: 600;
}

@media (prefers-color-scheme: dark) {
  .form-label {
    color: var(--text-dark-primary) !important;
  }
}

/* ============================================
   CARDS & CONTAINERS
   ============================================ */

.card {
  border: 1px solid var(--border-light);
  background-color: var(--bg-light);
  transition: all 0.3s ease;
}

.card:hover {
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
}

@media (prefers-color-scheme: dark) {
  .card {
    background-color: var(--bg-dark-subtle);
    border-color: var(--border-dark);
  }

  .card-header {
    background-color: var(--bg-dark-subtle) !important;
    border-color: var(--border-dark) !important;
  }
}

.stat-card {
  transition: all 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 82, 204, 0.2);
  border-color: var(--primary);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn-primary {
  background-color: var(--primary);
  border-color: var(--primary);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.5px;
  color: white;
}

.btn-primary:hover,
.btn-primary:active {
  background-color: var(--primary-hover);
  border-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(0, 82, 204, 0.3);
}

.btn-primary:focus {
  box-shadow: 0 0 0 0.25rem rgba(0, 82, 204, 0.25);
}

.btn-secondary {
  background-color: var(--bg-light-subtle);
  color: var(--text-light-primary);
  font-weight: 600;
  border: 1px solid var(--border-light);
}

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

@media (prefers-color-scheme: dark) {
  .btn-secondary {
    background-color: var(--bg-dark-subtle);
    color: var(--text-dark-primary);
    border-color: var(--border-dark);
  }

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

.btn-danger {
  background-color: var(--danger);
  color: white;
  font-weight: 600;
}

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

.rating-btn {
  border-width: 2px;
  border-color: var(--border-light);
  transition: all 0.3s ease;
  font-weight: 500;
  padding: 1.5rem 0.5rem !important;
  min-height: 140px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-color: var(--bg-light);
  color: var(--text-light-primary);
}

.rating-btn:hover {
  border-color: var(--primary);
  background-color: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 82, 204, 0.15);
}

.btn-check:checked + .rating-btn {
  background-color: var(--primary-light) !important;
  border-color: var(--primary) !important;
  color: var(--primary) !important;
  box-shadow: 0 0 0 3px var(--primary-light) !important;
  transform: translateY(-4px) scale(1.02);
}

@media (prefers-color-scheme: dark) {
  .rating-btn {
    background-color: var(--bg-dark-subtle);
    border-color: var(--border-dark);
    color: var(--text-dark-primary);
  }

  .rating-btn:hover {
    background-color: var(--bg-dark);
    border-color: var(--primary);
  }

  .btn-check:checked + .rating-btn {
    background-color: rgba(0, 82, 204, 0.2) !important;
    border-color: var(--primary) !important;
    color: var(--text-dark-primary) !important;
  }
}

/* ============================================
   FORMS & INPUTS
   ============================================ */

/* LIGHT MODE INPUTS */
.form-control {
  border: 1px solid var(--input-border-light);
  background-color: var(--input-bg-light);
  color: var(--input-text-light);
  padding: 0.75rem 1rem;
  font-size: 1rem;
  transition: all 0.2s ease;
}

.form-control::placeholder {
  color: var(--input-placeholder-light);
}

.form-control:focus {
  border-color: var(--primary);
  background-color: var(--input-bg-light);
  color: var(--input-text-light);
  box-shadow: 0 0 0 0.25rem rgba(0, 82, 204, 0.25);
}

/* DARK MODE INPUTS */
@media (prefers-color-scheme: dark) {
  .form-control {
    border-color: var(--input-border-dark);
    background-color: var(--input-bg-dark);
    color: var(--input-text-dark);
  }

  .form-control::placeholder {
    color: var(--input-placeholder-dark);
  }

  .form-control:focus {
    border-color: var(--primary);
    background-color: var(--input-bg-dark);
    color: var(--input-text-dark);
    box-shadow: 0 0 0 0.25rem rgba(0, 82, 204, 0.25);
  }
}

/* ============================================
   TABLES
   ============================================ */

.table {
  margin-bottom: 0;
  color: var(--text-light-primary);
}

.table thead th {
  border-bottom: 1px solid var(--border-light);
  padding: 1rem;
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-light-secondary);
}

.table tbody td {
  padding: 1rem;
  vertical-align: middle;
  border-bottom: 1px solid var(--border-light);
}

.table-hover tbody tr:hover {
  background-color: var(--bg-light-subtle);
}

@media (prefers-color-scheme: dark) {
  .table {
    color: var(--text-dark-primary);
  }

  .table thead th {
    border-bottom-color: var(--border-dark);
    color: var(--text-dark-secondary);
  }

  .table tbody td {
    border-bottom-color: var(--border-dark);
  }

  .table-hover tbody tr:hover {
    background-color: var(--bg-dark-subtle);
  }
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.stat-card {
  animation: slideInUp 0.5s ease-out forwards;
}

.stat-card:nth-child(1) { animation-delay: 0.1s; }
.stat-card:nth-child(2) { animation-delay: 0.2s; }
.stat-card:nth-child(3) { animation-delay: 0.3s; }
.stat-card:nth-child(4) { animation-delay: 0.4s; }

/* ============================================
   ACCESSIBILITY
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}

/* ============================================
   DASHBOARD STYLES
   ============================================ */

.card-header {
  background-color: var(--bg-light);
  border-color: var(--border-light);
}

@media (prefers-color-scheme: dark) {
  .card-header {
    background-color: var(--bg-dark-subtle) !important;
    border-color: var(--border-dark) !important;
  }
}

.dashboard-title,
.dashboard-title-main {
  color: var(--primary);
}

@media (prefers-color-scheme: dark) {
  .dashboard-title,
  .dashboard-title-main {
    color: var(--primary) !important;
  }
}

.table-secondary-text {
  color: var(--text-light-secondary);
}

@media (prefers-color-scheme: dark) {
  .table-secondary-text {
    color: var(--text-dark-secondary);
  }
}

/* Dark mode table fixes */
@media (prefers-color-scheme: dark) {
  .table {
    background-color: var(--bg-dark-subtle);
    border-color: var(--border-dark);
  }

  .table thead {
    background-color: var(--bg-dark);
  }

  .table thead th {
    background-color: var(--bg-dark);
    color: var(--text-dark-secondary) !important;
    border-color: var(--border-dark) !important;
  }

  .table tbody td {
    background-color: var(--bg-dark-subtle);
    color: var(--text-dark-primary);
    border-color: var(--border-dark) !important;
  }

  .table-hover tbody tr:hover {
    background-color: var(--bg-dark);
  }
}

/* ============================================
   RESPONSIVE TWEAKS
   ============================================ */

@media (max-width: 576px) {
  .stat-value {
    font-size: 2rem;
  }

  .card-body {
    padding: 1.5rem !important;
  }

  .py-5 {
    padding-top: 2rem !important;
    padding-bottom: 2rem !important;
  }
}

@media (max-width: 768px) {
  h1 {
    text-align: center;
    margin-bottom: 1rem;
  }

  .btn-lg {
    width: 100%;
  }
}