/* ==========================================================================
   BHUTAN SANGAY TRAVEL - CORE CSS STYLESHEET
   Compatible with all modern browsers & shared hosting
   ========================================================================== */

:root {
  /* Color Palette */
  --primary-burgundy: #7A1C2C;
  --primary-burgundy-dark: #58121E;
  --primary-burgundy-light: #9B283B;
  --accent-gold: #D4AF37;
  --accent-gold-hover: #B89320;
  --dark-navy: #0B132B;
  --dark-slate: #1C2541;
  --text-main: #1E293B;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  --bg-light: #F8FAFC;
  --bg-card: #FFFFFF;
  --border-color: #E2E8F0;
  
  /* Typography */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Shadows & Effects */
  --shadow-sm: 0 2px 4px rgba(11, 19, 43, 0.04);
  --shadow-md: 0 4px 12px rgba(11, 19, 43, 0.08);
  --shadow-lg: 0 12px 32px rgba(11, 19, 43, 0.12);
  --shadow-xl: 0 20px 40px rgba(11, 19, 43, 0.18);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-light);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary-burgundy);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--accent-gold);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* Typography Headings */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--dark-navy);
  font-weight: 700;
  line-height: 1.25;
}

.section-tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.12);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
  border: 1px solid rgba(212, 175, 55, 0.3);
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 16px;
  color: var(--dark-navy);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto;
}

/* Container & Layout */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-padding {
  padding: 80px 0;
}

/* Buttons System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-align: center;
  font-size: 0.95rem;
}

.btn-primary {
  background-color: var(--primary-burgundy);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(122, 28, 44, 0.35);
}

.btn-primary:hover {
  background-color: var(--primary-burgundy-dark);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(122, 28, 44, 0.45);
}

.btn-gold {
  background-color: var(--accent-gold);
  color: var(--dark-navy);
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(212, 175, 55, 0.35);
}

.btn-gold:hover {
  background-color: var(--accent-gold-hover);
  color: var(--dark-navy);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(212, 175, 55, 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--dark-navy);
  border: 2px solid var(--border-color);
}

.btn-outline:hover {
  border-color: var(--primary-burgundy);
  color: var(--primary-burgundy);
  background: rgba(122, 28, 44, 0.05);
}

.btn-outline-white {
  background: transparent;
  color: #ffffff;
  border: 2px solid rgba(255, 255, 255, 0.4);
}

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

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
}

/* Header & Top Contact Bar */
.top-bar {
  background-color: var(--dark-navy);
  color: var(--text-light);
  font-size: 0.85rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-info {
  display: flex;
  gap: 20px;
}

.top-info span, .top-info a {
  color: rgba(255, 255, 255, 0.8);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.top-info a:hover {
  color: var(--accent-gold);
}

/* Main Navigation Header */
.header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary-burgundy), var(--primary-burgundy-dark));
  color: var(--accent-gold);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
  border: 2px solid var(--accent-gold);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--dark-navy);
  letter-spacing: -0.5px;
  line-height: 1.1;
}

.brand-tag {
  font-size: 0.72rem;
  color: var(--primary-burgundy);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  align-items: center;
}

.nav-link {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--dark-slate);
  position: relative;
  padding: 6px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-burgundy);
  transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link.active {
  color: var(--primary-burgundy);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--dark-navy);
  cursor: pointer;
}

/* Hero Section */
.hero-section {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, rgba(11, 19, 43, 0.85), rgba(122, 28, 44, 0.7)), url('../images/bhutan-map-banner.jpg') center/cover no-repeat;
  color: #ffffff;
  padding: 100px 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(11, 19, 43, 0.4) 0%, rgba(11, 19, 43, 0.8) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(212, 175, 55, 0.2);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(212, 175, 55, 0.4);
  color: var(--accent-gold);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 3.5rem;
  color: #ffffff;
  line-height: 1.15;
  margin-bottom: 20px;
  font-weight: 800;
  letter-spacing: -1px;
}

.hero-title span {
  color: var(--accent-gold);
}

.hero-desc {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 50px;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-feature-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-gold);
  font-size: 1.2rem;
}

.hero-feature-text strong {
  display: block;
  font-size: 0.95rem;
  color: #ffffff;
}

.hero-feature-text span {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
}

/* Feature Cards Grid */
.packages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 30px;
}

.package-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: relative;
}

.package-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(122, 28, 44, 0.3);
}

.package-image-wrap {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.package-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.package-card:hover .package-image-wrap img {
  transform: scale(1.08);
}

.package-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--primary-burgundy);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.package-duration {
  position: absolute;
  bottom: 14px;
  right: 14px;
  background: rgba(11, 19, 43, 0.85);
  backdrop-filter: blur(6px);
  color: var(--accent-gold);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(212, 175, 55, 0.3);
}

.package-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.package-title {
  font-size: 1.25rem;
  margin-bottom: 8px;
  color: var(--dark-navy);
}

.package-route {
  font-size: 0.85rem;
  color: var(--primary-burgundy);
  font-weight: 600;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.package-summary {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  flex-grow: 1;
}

.package-highlights {
  list-style: none;
  margin-bottom: 20px;
  border-top: 1px solid var(--border-color);
  padding-top: 14px;
}

.package-highlights li {
  font-size: 0.82rem;
  color: var(--text-main);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.package-highlights li::before {
  content: '✓';
  color: var(--accent-gold);
  font-weight: bold;
}

.package-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
}

/* Map Graphic Banner Section */
.map-banner-section {
  background: linear-gradient(135deg, var(--dark-navy), var(--dark-slate));
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.map-banner-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.map-banner-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 4px solid rgba(212, 175, 55, 0.4);
}

.map-banner-image img {
  width: 100%;
  display: block;
}

.map-locations-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 24px;
}

.map-location-item {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;

}

.map-location-item i {
  color: var(--accent-gold);
}

/* Why Choose Us Section */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
}

.feature-box {
  background: var(--bg-card);
  padding: 32px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  text-align: center;
}

.feature-box:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-gold);
}

.feature-icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: rgba(122, 28, 44, 0.08);
  color: var(--primary-burgundy);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin: 0 auto 20px;
}

.feature-box h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.feature-box p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Gallery Grid & Lightbox */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.gallery-item {
  position: relative;
  height: 240px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(11, 19, 43, 0.8), transparent);
  opacity: 0;
  transition: var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 20px;
  color: #ffffff;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

/* Itinerary Details Day Accordion Timeline */
.itinerary-timeline {
  position: relative;
  padding-left: 24px;
  margin-top: 30px;
}

.itinerary-timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--primary-burgundy), var(--accent-gold));
  border-radius: var(--radius-full);
}

.itinerary-day-card {
  position: relative;
  margin-bottom: 24px;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.itinerary-day-card::before {
  content: '';
  position: absolute;
  left: -24px;
  top: 24px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary-burgundy);
  border: 3px solid #ffffff;
  box-shadow: 0 0 0 2px var(--primary-burgundy);
}

.itinerary-day-header {
  padding: 18px 24px;
  background: #FAFAFA;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  border-bottom: 1px solid var(--border-color);
}

.day-badge {
  background: var(--primary-burgundy);
  color: #ffffff;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.8rem;
  margin-right: 12px;
}

.day-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--dark-navy);
}

.itinerary-day-body {
  padding: 24px;
  font-size: 0.95rem;
  color: var(--text-main);
  line-height: 1.7;
}

.day-overnight {
  margin-top: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--primary-burgundy);
  background: rgba(122, 28, 44, 0.08);
  padding: 4px 12px;
  border-radius: var(--radius-md);
}

/* Modal Popup Windows */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(11, 19, 43, 0.75);
  backdrop-filter: blur(6px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  transform: scale(0.9);
  transition: var(--transition);
  position: relative;
}

.modal-backdrop.active .modal-box {
  transform: scale(1);
}

.modal-header {
  padding: 24px;
  background: var(--dark-navy);
  color: #ffffff;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  color: #ffffff;
  font-size: 1.25rem;
}

.modal-close {
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: #ffffff;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-body {
  padding: 24px;
}

/* Form Controls */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
  color: var(--dark-navy);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-light);
  color: var(--text-main);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-burgundy);
  box-shadow: 0 0 0 3px rgba(122, 28, 44, 0.15);
  background: #ffffff;
}

textarea.form-control {
  resize: vertical;
  min-height: 110px;
}

/* Footer */
.footer {
  background-color: var(--dark-navy);
  color: var(--text-light);
  padding-top: 80px;
  padding-bottom: 30px;
  border-top: 4px solid var(--primary-burgundy);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.15rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--accent-gold);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--text-light);

}

.footer-links a:hover {
  color: var(--accent-gold);
  padding-left: 5px;
}

.footer-contact-info li {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  align-items: flex-start;
}

.footer-contact-info i {
  color: var(--accent-gold);
  font-size: 1.1rem;
  margin-top: 4px;
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  background-color: #25D366;
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  color: #ffffff;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.6);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 30px;
  left: 30px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: var(--dark-navy);
  color: #ffffff;
  padding: 14px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--accent-gold);
  font-size: 0.9rem;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from { transform: translateX(-100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
  .hero-title { font-size: 2.75rem; }
  .map-banner-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .top-bar-content { flex-direction: column; gap: 6px; text-align: center; }
  .navbar { height: 70px; }
  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: #ffffff;
    flex-direction: column;
    padding: 30px;
    box-shadow: var(--shadow-lg);
    display: none;
    border-bottom: 1px solid var(--border-color);
  }
  .nav-links.active { display: flex; }
  .mobile-toggle { display: block; }
  .hero-title { font-size: 2.2rem; }
  .hero-features { grid-template-columns: 1fr; }
  .section-title { font-size: 1.8rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 14px; text-align: center; }
}