/*
 * Modern Luxury Design System for GoTrip Theme
 * Mobile-First, Accessibility-First, Performance-Optimized
 */

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
  /* Luxury Color Palette */
  --luxury-primary: #1a1a2a;
  --luxury-primary-light: #2d3748;
  --luxury-accent: #d4af37;
  --luxury-gold: #f4c430;
  --luxury-gold-light: #f9d77e;
  --luxury-silver: #c0c0c0;
  --luxury-silver-light: #e8e8e8;
  --luxury-charcoal: #2c2c2c;
  --luxury-charcoal-light: #404040;
  --luxury-cream: #faf8f3;
  --luxury-ivory: #fffff0;
  
  /* Semantic Colors */
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --info: #3b82f6;
  
  /* Typography Scale */
  --font-family-primary: 'Inter', 'Helvetica Neue', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-family-display: 'Playfair Display', serif;
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-black: 900;
  
  /* Spacing System (8px base) */
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.25rem;  /* 20px */
  --space-6: 1.5rem;   /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-10: 2.5rem;  /* 40px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */
  
  /* Border Radius */
  --radius-sm: 0.25rem;  /* 4px */
  --radius-md: 0.5rem;   /* 8px */
  --radius-lg: 0.75rem;  /* 12px */
  --radius-xl: 1rem;     /* 16px */
  --radius-2xl: 1.5rem;  /* 24px */
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;
  
  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  --z-toast: 1080;
}

/* ===== MODERN LUXURY SYSTEM ===== */
/* Note: font-family is set via inline critical style in app.blade.php
   from admin settings — do not override here. */

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family-primary);
  font-weight: var(--font-weight-normal);
  line-height: 1.6;
  color: var(--luxury-charcoal);
  background-color: var(--luxury-ivory);
  overflow-x: hidden;
}

/* ===== MODERN TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-display);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
  color: var(--luxury-primary);
}

/* ===== LUXURY COMPONENTS ===== */

/* Premium Buttons */
.btn-luxury {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-family-primary);
  font-weight: var(--font-weight-medium);
  font-size: 0.875rem;
  line-height: 1;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  min-height: 44px; /* Mobile touch target */
  min-width: 44px; /* Mobile touch target */
}

.btn-luxury--primary {
  background: linear-gradient(135deg, var(--luxury-primary) 0%, var(--luxury-primary-light) 100%);
  color: white;
  box-shadow: var(--shadow-luxury);
}

.btn-luxury--secondary {
  background: var(--luxury-cream);
  color: var(--luxury-primary);
  border: 1px solid var(--luxury-silver-light);
}

.btn-luxury--gold {
  background: linear-gradient(135deg, var(--luxury-gold) 0%, var(--luxury-gold-light) 100%);
  color: var(--luxury-charcoal);
  box-shadow: var(--shadow-gold);
}

.btn-luxury:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-luxury:active {
  transform: translateY(0);
  transition-duration: var(--transition-fast);
}

/* Luxury Cards */
.card-luxury {
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: all var(--transition-normal);
  border: 1px solid var(--luxury-silver-light);
}

.card-luxury__header {
  padding: var(--space-6);
  background: linear-gradient(135deg, var(--luxury-cream) 0%, white 100%);
  border-bottom: 1px solid var(--luxury-silver-light);
}

.card-luxury__body {
  padding: var(--space-6);
}

.card-luxury__footer {
  padding: var(--space-4) var(--space-6);
  background: var(--luxury-cream);
  border-top: 1px solid var(--luxury-silver-light);
}

.card-luxury:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Premium Input Fields */
.input-luxury {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--luxury-silver-light);
  border-radius: var(--radius-md);
  font-family: var(--font-family-primary);
  font-size: 1rem;
  transition: all var(--transition-normal);
  background: white;
  min-height: 44px; /* Mobile touch target */
}

.input-luxury:focus {
  outline: none;
  border-color: var(--luxury-primary);
  box-shadow: 0 0 0 3px rgba(26, 26, 46, 0.1);
}

/* Luxury Navigation */
.nav-luxury {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--luxury-silver-light);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  transition: all var(--transition-normal);
}

.nav-luxury__logo {
  font-family: var(--font-family-display);
  font-weight: var(--font-weight-bold);
  font-size: 1.5rem;
  color: var(--luxury-primary);
  text-decoration: none;
}

/* Mobile-First Navigation */
@media (max-width: 768px) {
  .nav-luxury {
    padding: var(--space-3) var(--space-4);
  }
  
  .nav-luxury__logo {
    font-size: 1.25rem;
  }
}

/* ===== MOBILE OPTIMIZATIONS ===== */

/* Touch-Friendly Interactions */
@media (max-width: 768px) {
  .btn-luxury {
    min-height: 48px; /* Larger touch targets */
    padding: var(--space-4) var(--space-8);
    font-size: 1rem;
  }
  
  .input-luxury {
    min-height: 48px;
    padding: var(--space-4) var(--space-5);
    font-size: 1rem;
  }
  
  .card-luxury {
    margin-bottom: var(--space-4);
    border-radius: var(--radius-lg);
  }
}

/* Enhanced Mobile Experience */
@media (max-width: 640px) {
  .tourCard {
    margin-bottom: var(--space-6);
  }
  
  .tourCard__content {
    padding: var(--space-4);
  }
  
  .tourCard__title {
    font-size: inherit;
    line-height: inherit;
  }
}

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

/* Focus States */
.btn-luxury:focus,
.input-luxury:focus,
.card-luxury:focus {
  outline: 2px solid var(--luxury-primary);
  outline-offset: 2px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .btn-luxury:hover {
    transform: none !important;
  }
  
  .card-luxury:hover {
    transform: none !important;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  :root {
    --luxury-primary: #000;
    --luxury-charcoal: #000;
    --luxury-cream: #fff;
    --luxury-ivory: #fff;
  }
  
  .btn-luxury {
    border: 2px solid currentColor;
  }
  
  .card-luxury {
    border: 2px solid currentColor;
  }
}

/* ===== PERFORMANCE OPTIMIZATIONS ===== */

/* GPU Acceleration */
.card-luxury,
.btn-luxury,
.tour-card {
  transform: translateZ(0);
  will-change: transform;
}

/* Contain Layout Shift */
.main-layout {
  contain: layout;
}

/* ===== MODERN UTILITIES ===== */

.text-gradient-luxury {
  background: linear-gradient(135deg, var(--luxury-gold) 0%, var(--luxury-gold-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
  font-weight: var(--font-weight-bold);
}

.shadow-luxury {
  box-shadow: 
    0 10px 40px rgba(0, 0, 0, 0.1),
    0 20px 60px rgba(0, 0, 0, 0.05);
}

.border-luxury {
  border: 1px solid var(--luxury-silver-light);
  border-radius: var(--radius-lg);
}

.backdrop-luxury {
  background: rgba(26, 26, 46, 0.8);
  backdrop-filter: blur(12px);
}

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

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-slow);
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== LOADING STATES ===== */

.loading-luxury {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
}

.spinner-luxury {
  width: 40px;
  height: 40px;
  border: 3px solid var(--luxury-silver-light);
  border-top: 3px solid var(--luxury-primary);
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

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

@media (max-width: 640px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.5rem; }
  h4 { font-size: 1.25rem; }
  p { font-size: 1rem; }
}

@media (max-width: 480px) {
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.5rem; }
  h3 { font-size: 1.25rem; }
  p { font-size: 0.875rem; }
}

/* ===== LUXURY CARD COMPONENTS ===== */

/* Luxury Tour Card */
.luxury-tour-card {
  background: var(--luxury-ivory);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transition: var(--transition-normal);
  position: relative;
  border: 1px solid var(--luxury-silver-light);
}

.luxury-tour-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.luxury-tour-card__image {
  position: relative;
  overflow: hidden;
}

.luxury-tour-card__image-container {
  position: relative;
  aspect-ratio: 16/10;
}

.luxury-tour-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.luxury-tour-card:hover .luxury-tour-card__img {
  transform: scale(1.05);
}

.luxury-tour-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, 
    transparent 0%, 
    rgba(26, 26, 42, 0.1) 50%, 
    rgba(26, 26, 42, 0.4) 100%
  );
  pointer-events: none;
}

.luxury-tour-card__badges {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.luxury-badge {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  backdrop-filter: blur(10px);
}

.luxury-badge--featured {
  background: linear-gradient(135deg, var(--luxury-gold), var(--luxury-accent));
  color: var(--luxury-primary);
}

.luxury-badge--sale {
  background: linear-gradient(135deg, var(--success), #059669);
  color: white;
}

.luxury-wishlist-btn {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.95);
  border: 2px solid var(--luxury-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.luxury-wishlist-btn:hover {
  background: var(--luxury-gold);
  color: var(--luxury-primary);
  transform: scale(1.1);
}

.luxury-tour-card__content {
  padding: var(--space-5);
}

.luxury-tour-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-3);
}

.luxury-tour-card__duration {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--luxury-charcoal);
  font-size: 0.875rem;
  font-weight: var(--font-weight-medium);
}

.luxury-tour-card__rating {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.luxury-tour-card__stars {
  display: flex;
  gap: 1px;
  color: var(--luxury-gold);
}

.luxury-tour-card__rating-text {
  font-size: 0.75rem;
  color: var(--luxury-charcoal);
  font-weight: var(--font-weight-medium);
}

.luxury-tour-card__title {
  font-family: var(--font-family-display);
  font-size: 1.25rem;
  font-weight: var(--font-weight-semibold);
  color: var(--luxury-primary);
  line-height: 1.4;
  margin-bottom: var(--space-2);
}

.luxury-tour-card__title a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

.luxury-tour-card__title a:hover {
  color: var(--luxury-accent);
}

.luxury-tour-card__location {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--luxury-charcoal);
  font-size: 0.875rem;
  margin-bottom: var(--space-4);
}

.luxury-tour-card__divider {
  height: 1px;
  background: linear-gradient(to right, 
    transparent, 
    var(--luxury-silver-light), 
    transparent
  );
  margin: var(--space-4) 0;
}

.luxury-tour-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.luxury-tour-card__price {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.luxury-tour-card__original-price {
  font-size: 0.875rem;
  color: var(--luxury-charcoal);
  text-decoration: line-through;
  opacity: 0.7;
}

.luxury-tour-card__current-price {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
}

.luxury-tour-card__price-label {
  font-size: 0.75rem;
  color: var(--luxury-charcoal);
  font-weight: var(--font-weight-medium);
}

.luxury-tour-card__price-value {
  font-size: 1.25rem;
  font-weight: var(--font-weight-bold);
  color: var(--luxury-accent);
  font-family: var(--font-family-display);
}

.luxury-tour-card__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: linear-gradient(135deg, var(--luxury-accent), var(--luxury-gold));
  color: var(--luxury-primary);
  border-radius: var(--radius-full);
  text-decoration: none;
  font-weight: var(--font-weight-semibold);
  font-size: 0.875rem;
  transition: var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.luxury-tour-card__cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Luxury Hotel Card */
.luxury-hotel-card {
  background: var(--luxury-ivory);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transition: var(--transition-normal);
  position: relative;
  border: 1px solid var(--luxury-silver-light);
}

.luxury-hotel-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.luxury-hotel-card__image {
  position: relative;
  overflow: hidden;
}

.luxury-hotel-card__image-container {
  position: relative;
  aspect-ratio: 16/10;
}

.luxury-hotel-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.luxury-hotel-card:hover .luxury-hotel-card__img {
  transform: scale(1.05);
}

.luxury-hotel-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, 
    transparent 0%, 
    rgba(26, 26, 42, 0.1) 50%, 
    rgba(26, 26, 42, 0.4) 100%
  );
  pointer-events: none;
}

.luxury-hotel-card__badges {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.luxury-hotel-card__content {
  padding: var(--space-5);
}

.luxury-hotel-card__title {
  font-family: var(--font-family-display);
  font-size: 1.25rem;
  font-weight: var(--font-weight-semibold);
  color: var(--luxury-primary);
  line-height: 1.4;
  margin-bottom: var(--space-2);
}

.luxury-hotel-card__title a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

.luxury-hotel-card__title a:hover {
  color: var(--luxury-accent);
}

.luxury-hotel-card__location {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--luxury-charcoal);
  font-size: 0.875rem;
  margin-bottom: var(--space-3);
}

.luxury-hotel-card__rating {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.luxury-hotel-card__rating-badge {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--luxury-accent), var(--luxury-gold));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--luxury-primary);
  font-weight: var(--font-weight-bold);
  font-size: 0.875rem;
  box-shadow: var(--shadow-md);
}

.luxury-hotel-card__rating-details {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.luxury-hotel-card__rating-text {
  font-size: 0.875rem;
  color: var(--luxury-primary);
  font-weight: var(--font-weight-medium);
}

.luxury-hotel-card__rating-count {
  font-size: 0.75rem;
  color: var(--luxury-charcoal);
}

.luxury-hotel-card__divider {
  height: 1px;
  background: linear-gradient(to right, 
    transparent, 
    var(--luxury-silver-light), 
    transparent
  );
  margin: var(--space-4) 0;
}

.luxury-hotel-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.luxury-hotel-card__price {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.luxury-hotel-card__original-price {
  font-size: 0.875rem;
  color: var(--luxury-charcoal);
  text-decoration: line-through;
  opacity: 0.7;
}

.luxury-hotel-card__current-price {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
}

.luxury-hotel-card__price-label {
  font-size: 0.75rem;
  color: var(--luxury-charcoal);
  font-weight: var(--font-weight-medium);
}

.luxury-hotel-card__price-value {
  font-size: 1.25rem;
  font-weight: var(--font-weight-bold);
  color: var(--luxury-accent);
  font-family: var(--font-family-display);
}

.luxury-hotel-card__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: linear-gradient(135deg, var(--luxury-accent), var(--luxury-gold));
  color: var(--luxury-primary);
  border-radius: var(--radius-full);
  text-decoration: none;
  font-weight: var(--font-weight-semibold);
  font-size: 0.875rem;
  transition: var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.luxury-hotel-card__cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* ===== RESPONSIVE LUXURY CARDS ===== */
@media (max-width: 768px) {
  .luxury-tour-card__content,
  .luxury-hotel-card__content {
    padding: var(--space-4);
  }
  
  .luxury-tour-card__title,
  .luxury-hotel-card__title {
    font-size: 1.125rem;
  }
  
  .luxury-tour-card__price-value,
  .luxury-hotel-card__price-value {
    font-size: 1.125rem;
  }
}

@media (max-width: 480px) {
  .luxury-tour-card__content,
  .luxury-hotel-card__content {
    padding: var(--space-3);
  }
  
  .luxury-tour-card__title,
  .luxury-hotel-card__title {
    font-size: 1rem;
  }
  
  .luxury-tour-card__footer,
  .luxury-hotel-card__footer {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }
  
  .luxury-tour-card__cta,
  .luxury-hotel-card__cta {
    width: 100%;
    justify-content: center;
  }
}