/* ============================================================
   AMADEUS FLIGHT BOOKING — REDESIGNED STYLESHEET
   A premium, modern travel UI with deep navy & gold palette
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:opsz,wght@9..40,300;9..40,400;9..40,500;9..40,600;9..40,700&display=swap');

/* ─── CSS Variables ─── */
:root {
  --afb-navy:    #0a1628;
  --afb-navy2:   #0f2040;
  --afb-blue:    #2563eb;
  --afb-blue-lt: #eff6ff;
  --afb-blue-bd: #dbeafe;
  --afb-orange:  #ea580c;
  --afb-gold:    #f59e0b;
  --afb-green:   #059669;
  --afb-green-lt:#d1fae5;
  --afb-amber:   #d97706;
  --afb-amber-lt:#fef3c7;
  --afb-red:     #991b1b;
  --afb-red-lt:  #fee2e2;
  --afb-gray-50: #f8fafc;
  --afb-gray-100:#f1f5f9;
  --afb-gray-200:#e2e8f0;
  --afb-gray-400:#94a3b8;
  --afb-gray-500:#64748b;
  --afb-gray-700:#374151;
  --afb-gray-900:#1e293b;
  --afb-white:   #ffffff;
  --afb-font:    'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --afb-r-sm:    8px;
  --afb-r-md:    12px;
  --afb-r-lg:    16px;
  --afb-r-xl:    20px;
  --afb-shadow-sm:  0 1px 4px rgba(10,22,40,0.06);
  --afb-shadow-md:  0 4px 16px rgba(10,22,40,0.1);
  --afb-shadow-lg:  0 8px 32px rgba(10,22,40,0.14);
  --afb-shadow-xl:  0 20px 60px rgba(10,22,40,0.2);
  --afb-transition: 0.18s ease;
}

/* ─── Typography ─── */
.afb-search-wrap,
.afb-results-wrap,
.afb-filter-panel,
.afb-popup,
.afb-overlay,
#afb-filter-modal {
  font-family: var(--afb-font);
}

/* ─── Buttons (global overrides for .button class) ─── */
.button.primary {
  background: linear-gradient(135deg, var(--afb-orange), var(--afb-gold));
  color: #fff !important;
  border: none;
  font-weight: 700;
  border-radius: var(--afb-r-sm);
  padding: 11px 20px;
  font-family: var(--afb-font);
  box-shadow: 0 4px 14px rgba(234,88,12,0.32);
  transition: transform var(--afb-transition), box-shadow var(--afb-transition);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}
.button.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(234,88,12,0.45);
  color: #fff !important;
  text-decoration: none;
}

.button.secondary {
  background: var(--afb-blue-lt);
  color: var(--afb-blue);
  border: 1.5px solid var(--afb-blue-bd);
  font-weight: 700;
  border-radius: var(--afb-r-sm);
  padding: 11px 20px;
  font-family: var(--afb-font);
  transition: all var(--afb-transition);
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}
.button.secondary:hover {
  border-color: var(--afb-blue);
  background: var(--afb-blue-bd);
}

/* ─── Progress Steps ─── */
.afb-progress {
  list-style: none;
  display: flex;
  justify-content: space-between;
  margin: 20px auto 30px;
  padding: 0;
  max-width: 800px;
  background: var(--afb-gray-100);
  border-radius: 100px;
  overflow: hidden;
}
.afb-progress li {
  flex: 1;
  text-align: center;
  padding: 12px;
  font-weight: 600;
  color: var(--afb-gray-400);
  background: var(--afb-gray-100);
  font-family: var(--afb-font);
  font-size: 14px;
}
.afb-progress li.done   { background: var(--afb-green);  color: #fff; }
.afb-progress li.active { background: var(--afb-navy2);  color: #fff; }

/* ─── Passenger Form ─── */
.afb-passenger-wrapper {
  background: var(--afb-white);
  padding: 28px;
  border-radius: var(--afb-r-lg);
  box-shadow: var(--afb-shadow-md);
  max-width: 720px;
  margin: 0 auto;
}
.afb-passenger-card {
  border: 1.5px solid var(--afb-gray-200);
  padding: 22px;
  margin-bottom: 20px;
  border-left: 4px solid var(--afb-orange);
  background: var(--afb-white);
  border-radius: var(--afb-r-md);
  box-shadow: var(--afb-shadow-sm);
}
.afb-passenger-card legend {
  font-weight: 700;
  font-size: 17px;
  color: var(--afb-gray-900);
  margin-bottom: 14px;
  font-family: var(--afb-font);
}
.afb-passenger-card label {
  display: block;
  font-weight: 600;
  color: var(--afb-gray-700);
  margin-bottom: 4px;
  font-size: 13px;
  font-family: var(--afb-font);
}
.afb-passenger-card input,
.afb-passenger-card select,
.afb-field input,
.afb-field select {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--afb-gray-200);
  border-radius: var(--afb-r-sm);
  font-size: 14px;
  font-family: var(--afb-font);
  font-weight: 500;
  color: var(--afb-gray-900);
  background: var(--afb-gray-50);
  box-sizing: border-box;
  transition: border-color var(--afb-transition), box-shadow var(--afb-transition);
}
.afb-passenger-card input:focus,
.afb-passenger-card select:focus,
.afb-field input:focus,
.afb-field select:focus {
  outline: none;
  border-color: var(--afb-blue);
  background: var(--afb-white);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.afb-field { margin-bottom: 16px; }
.afb-fieldset {
  border: 1.5px solid var(--afb-gray-200);
  padding: 18px;
  border-radius: var(--afb-r-md);
  margin-bottom: 20px;
}

/* Submit button */
button[type="submit"].button.alt {
  background: linear-gradient(135deg, var(--afb-orange), var(--afb-gold));
  color: #fff;
  border: none;
  padding: 14px 28px;
  font-weight: 700;
  font-size: 15px;
  border-radius: var(--afb-r-sm);
  box-shadow: 0 4px 16px rgba(234,88,12,0.3);
  font-family: var(--afb-font);
  transition: transform var(--afb-transition), box-shadow var(--afb-transition);
  cursor: pointer;
}
button[type="submit"].button.alt:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 22px rgba(234,88,12,0.42);
}

/* ─── Booking Summary ─── */
.afb-summary-box {
  border: 1.5px solid var(--afb-gold);
  padding: 24px;
  border-radius: var(--afb-r-lg);
  margin-top: 24px;
  background: var(--afb-white);
  box-shadow: var(--afb-shadow-sm);
  position: relative;
  overflow: hidden;
}
.afb-summary-box::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--afb-orange), var(--afb-gold));
}
.afb-summary-box h2,
.afb-summary-box h3 {
  color: var(--afb-navy2);
  margin-bottom: 12px;
  font-family: var(--afb-font);
}
.afb-summary-box ul {
  padding-left: 20px;
  margin-top: 10px;
}
.afb-summary-box li { margin-bottom: 5px; color: var(--afb-gray-700); }
.afb-summary-box .button {
  background: linear-gradient(135deg, var(--afb-orange), var(--afb-gold));
  color: #fff;
  border: none;
  padding: 10px 24px;
  text-decoration: none;
  display: inline-block;
  margin-top: 14px;
  border-radius: var(--afb-r-sm);
  font-weight: 700;
  font-family: var(--afb-font);
}

/* ─── Thank You Page ─── */
.afb-thankyou-summary {
  border: 1.5px solid var(--afb-gold);
  border-radius: var(--afb-r-lg);
  padding: 28px;
  margin: 30px 0;
  background: var(--afb-white);
  box-shadow: var(--afb-shadow-md);
  position: relative;
  overflow: hidden;
}
.afb-thankyou-summary::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--afb-orange), var(--afb-gold));
}
.afb-thankyou-summary h2 {
  color: var(--afb-navy2);
  font-size: 22px;
  margin-bottom: 12px;
  font-family: var(--afb-font);
}
.afb-thankyou-summary p  { margin: 6px 0; font-size: 15px; color: var(--afb-gray-700); }
.afb-thankyou-summary ul { margin: 10px 0 0; padding-left: 20px; }
.afb-thankyou-summary li { margin-bottom: 5px; color: var(--afb-gray-500); }

/* ─── Offer Group (legacy compatibility) ─── */
.afb-offer-group {
  background: var(--afb-white);
  border-radius: var(--afb-r-lg);
  border: 1px solid #e8edf5;
  box-shadow: var(--afb-shadow-sm);
  margin-bottom: 16px;
  overflow: hidden;
  transition: box-shadow var(--afb-transition);
}
.afb-offer-group:hover {
  box-shadow: var(--afb-shadow-md);
}

/* Legacy .afb-price-badge */
.afb-price-badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  border-radius: 100px;
  background: var(--afb-blue-lt);
  color: var(--afb-blue);
  border: 1.5px solid var(--afb-blue-bd);
  font-weight: 800;
  font-size: 16px;
  font-family: var(--afb-font);
}

/* ─── Results bar ─── */
.afb-results-bar {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.afb-results-bar button {
  padding: 9px 18px;
  border: 1.5px solid var(--afb-gray-200);
  background: var(--afb-white);
  color: var(--afb-gray-700);
  border-radius: var(--afb-r-sm);
  font-size: 13.5px;
  font-weight: 600;
  font-family: var(--afb-font);
  cursor: pointer;
  transition: all var(--afb-transition);
}
.afb-results-bar button:hover {
  border-color: var(--afb-blue);
  color: var(--afb-blue);
  background: var(--afb-blue-lt);
}

/* ─── Sticky Footer ─── */
.afb-sticky-footer {
  position: fixed;
  bottom: 0; width: 100%;
  background: var(--afb-navy2);
  box-shadow: 0 -3px 16px rgba(10,22,40,0.18);
  padding: 12px 0;
  z-index: 999;
  font-family: var(--afb-font);
}
.afb-footer-inner {
  max-width: 960px;
  margin: 0 auto;
  text-align: right;
  padding: 0 20px;
}
.afb-sticky-footer .button.secondary {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.5);
}

/* ─── Layover ─── */
.afb-layover-note {
  background: var(--afb-amber-lt);
  border: 1px solid #fde68a;
  padding: 7px 12px;
  border-radius: var(--afb-r-sm);
  color: var(--afb-amber);
  font-size: 13px;
  margin: 6px 0;
  font-family: var(--afb-font);
}

/* ─── Summary Info ─── */
.afb-summary-info {
  background: var(--afb-gray-50);
  border: 1px solid var(--afb-gray-200);
  border-radius: var(--afb-r-sm);
  padding: 10px 14px;
  font-size: 13px;
  color: var(--afb-gray-700);
  margin-top: 8px;
  font-family: var(--afb-font);
}
.afb-refund-status {
  background: var(--afb-gray-100);
  border-radius: var(--afb-r-sm);
  padding: 7px 12px;
  font-size: 13px;
  color: var(--afb-gray-500);
  margin-top: 8px;
  font-family: var(--afb-font);
}

/* ─── Fare rules box ─── */
.afb-fare-rules-box {
  background: var(--afb-amber-lt);
  border: 1px solid #fde68a;
  border-radius: var(--afb-r-sm);
  padding: 12px 16px;
  font-size: 13px;
  color: #78350f;
  margin-top: 8px;
  font-family: var(--afb-font);
}

/* ─── Flatpickr overrides ─── */
.flatpickr-calendar {
  border-radius: var(--afb-r-lg) !important;
  box-shadow: var(--afb-shadow-xl) !important;
  font-family: var(--afb-font) !important;
  border: 1px solid var(--afb-gray-200) !important;
}
.flatpickr-day.selected,
.flatpickr-day.selected:hover {
  background: var(--afb-blue) !important;
  border-color: var(--afb-blue) !important;
}
.flatpickr-day.inRange {
  background: var(--afb-blue-lt) !important;
  border-color: var(--afb-blue-lt) !important;
}
.flatpickr-months .flatpickr-month { border-radius: var(--afb-r-lg) var(--afb-r-lg) 0 0 !important; }

/* ─── jQuery Autocomplete ─── */
.ui-autocomplete {
  border-radius: var(--afb-r-md) !important;
  box-shadow: var(--afb-shadow-lg) !important;
  border: 1px solid var(--afb-gray-200) !important;
  font-family: var(--afb-font) !important;
  font-size: 14px !important;
  padding: 4px 0 !important;
  z-index: 99999 !important;
}
.ui-menu-item-wrapper {
  padding: 8px 16px !important;
  transition: background var(--afb-transition) !important;
}
.ui-menu-item-wrapper.ui-state-active {
  background: var(--afb-blue-lt) !important;
  color: var(--afb-blue) !important;
  border: none !important;
  font-weight: 600 !important;
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .afb-passenger-wrapper { padding: 16px; }
  .afb-passenger-card    { padding: 16px; }
  .afb-summary-box,
  .afb-thankyou-summary  { padding: 18px; }
  .afb-results-bar { justify-content: center; }
}