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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  max-width: 100%;
  width: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--slate-800);
  background-color: var(--bg-page);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  max-width: 100%;
  width: 100%;
  position: relative;
}

main {
  flex: 1;
}

img, svg, picture, video {
  display: block;
  max-width: 100%;
  height: auto;
}

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

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

ul, ol {
  list-style: none;
}

/* Accessibility Focus States */
:focus-visible {
  outline: 2px solid var(--primary-600);
  outline-offset: 2px;
}

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.container-fluid {
  width: 100%;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.container-narrow {
  width: 100%;
  max-width: var(--container-md);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

/* Section Wrapper */
.section {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.section-sm {
  padding-top: 2.5rem;
  padding-bottom: 2.5rem;
}

.section-lg {
  padding-top: 5.5rem;
  padding-bottom: 5.5rem;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3rem;
}

.section-subtitle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary-600);
  background-color: var(--primary-50);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
  border: 1px solid var(--primary-200);
}

.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary-900);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.section-desc {
  font-size: 1.0625rem;
  color: var(--slate-600);
  line-height: 1.6;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  color: var(--primary-900);
  font-weight: 700;
  line-height: 1.25;
}

/* Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.9375rem;
  line-height: 1;
  padding: 0.75rem 1.35rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  text-align: center;
  white-space: nowrap;
  user-select: none;
}

.btn-primary {
  background-color: var(--primary-600);
  color: #ffffff;
  box-shadow: 0 2px 4px rgba(26, 86, 219, 0.2);
}
.btn-primary:hover {
  background-color: var(--primary-700);
  box-shadow: var(--shadow-glow-blue);
  transform: translateY(-1px);
}

.btn-accent {
  background-color: var(--accent-500);
  color: var(--slate-900);
  box-shadow: 0 2px 4px rgba(245, 158, 11, 0.2);
}
.btn-accent:hover {
  background-color: var(--accent-600);
  transform: translateY(-1px);
}

.btn-call {
  background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(234, 88, 12, 0.3);
}
.btn-call:hover {
  background: linear-gradient(135deg, #ea580c 0%, #c2410c 100%);
  box-shadow: var(--shadow-glow-orange);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  color: var(--primary-600);
  border: 1.5px solid var(--primary-600);
}
.btn-outline:hover {
  background-color: var(--primary-50);
  color: var(--primary-700);
}

.btn-outline-white {
  background-color: transparent;
  color: #ffffff;
  border: 1.5px solid rgba(255, 255, 255, 0.6);
}
.btn-outline-white:hover {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: #ffffff;
}

.btn-secondary {
  background-color: var(--slate-100);
  color: var(--slate-700);
  border: 1px solid var(--slate-200);
}
.btn-secondary:hover {
  background-color: var(--slate-200);
  color: var(--slate-900);
}

.btn-sm {
  padding: 0.5rem 0.85rem;
  font-size: 0.8125rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 1rem 1.85rem;
  font-size: 1.0625rem;
  border-radius: var(--radius-lg);
}

.btn-block {
  width: 100%;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  line-height: 1;
}

.badge-primary {
  background-color: var(--primary-100);
  color: var(--primary-800);
}

.badge-success {
  background-color: var(--success-50);
  color: var(--success-700);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.badge-warning {
  background-color: var(--warning-50);
  color: var(--warning-600);
}

.badge-danger {
  background-color: var(--danger-50);
  color: var(--danger-600);
}

.badge-dark {
  background-color: var(--slate-900);
  color: #ffffff;
}

.badge-deal {
  background: linear-gradient(135deg, #ea580c, #f59e0b);
  color: #ffffff;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Cards & Surfaces */
.card {
  background-color: var(--bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--slate-200);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.card-hover:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-300);
}

/* Grid Utilities */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

@media (max-width: 1024px) {
  .grid-cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-cols-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .grid-cols-4, .grid-cols-3, .grid-cols-2 { grid-template-columns: 1fr; }
  .section { padding-top: 2.75rem; padding-bottom: 2.75rem; }
  .section-title { font-size: 1.625rem; }
}

/* Flex Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }

/* Call Banner Components */
.call-banner-strip {
  background: linear-gradient(90deg, #0f2942 0%, #153e66 50%, #0f2942 100%);
  color: #ffffff;
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.call-banner-content h3 {
  color: #ffffff;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.call-banner-content p {
  color: var(--slate-300);
  font-size: 0.875rem;
}

.call-banner-action {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

/* 3-Step Checkout Progress Bar */
.checkout-steps-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin: 1.5rem 0 2rem;
}

.checkout-step-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--slate-400);
}

.checkout-step-item.is-active {
  color: var(--primary-600);
}

.checkout-step-item.is-completed {
  color: var(--success-600);
}

.step-circle {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background-color: var(--slate-200);
  color: var(--slate-600);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
}

.checkout-step-item.is-active .step-circle {
  background-color: var(--primary-600);
  color: #ffffff;
}

.checkout-step-item.is-completed .step-circle {
  background-color: var(--success-600);
  color: #ffffff;
}

.step-divider-arrow {
  color: var(--slate-300);
}

/* Loading Skeleton Animation */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.skeleton {
  background: linear-gradient(90deg, var(--slate-100) 25%, var(--slate-200) 37%, var(--slate-100) 63%);
  background-size: 200% 100%;
  animation: shimmer 1.4s ease infinite;
  border-radius: var(--radius-sm);
}

/* Print Styles */
@media print {
  .site-header, .site-footer, .mobile-fixed-callbar, .results-sort-bar, .filter-sidebar, .btn-call, .sidebar-phone-support {
    display: none !important;
  }
  body {
    background-color: #ffffff !important;
    color: #000000 !important;
    padding-bottom: 0 !important;
  }
  .card, .details-main-card, .confirmation-card {
    box-shadow: none !important;
    border: 1px solid #cccccc !important;
  }
}

@media (max-width: 768px) {
  .call-banner-strip {
    flex-direction: column;
    text-align: center;
    gap: 1rem;
  }
  .call-banner-action {
    width: 100%;
    justify-content: center;
  }
  .checkout-steps-bar {
    gap: 0.75rem;
    font-size: 0.75rem;
  }
}