/* Senteurs d'Indochine - Custom Styles */

/* ===== CSS Variables ===== */
:root {
  --primary: #A61B1B;
  --primary-dark: #7A1414;
  --primary-light: #C43030;
  --secondary: #D4A03D;
  --secondary-dark: #B8872E;
  --accent: #1B7A7A;
  --accent-light: #238F8F;
  --dark: #1A1A1A;
  --dark-light: #2D2D2D;
  --light: #FAFAFA;
  --gray-100: #F5F5F5;
  --gray-200: #E5E5E5;
  --gray-300: #D4D4D4;
  --gray-400: #A3A3A3;
  --gray-500: #737373;
  --gray-600: #525252;
}

/* ===== Base Styles ===== */
html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--dark);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  font-weight: 600;
  line-height: 1.2;
}

.font-serif {
  font-family: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
}

/* ===== Header & Navigation ===== */
.header {
  transition: background-color 0.3s ease, box-shadow 0.3s ease, padding 0.3s ease;
}

.header.scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.header.scrolled .nav-link {
  color: var(--dark);
}

.header.scrolled .nav-link:hover {
  color: var(--primary);
}

.nav-link {
  position: relative;
  transition: color 0.3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--secondary);
  transition: width 0.3s ease;
}

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

/* Mobile Menu */
.mobile-menu {
  transform: translateX(100%);
  transition: transform 0.3s ease-in-out;
}

.mobile-menu.open {
  transform: translateX(0);
}

.mobile-menu-overlay {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-menu-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* ===== Hero Section ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

@media (max-width: 768px) {
  .hero-bg {
    background-attachment: scroll;
  }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(26, 26, 26, 0.4) 0%,
    rgba(26, 26, 26, 0.6) 50%,
    rgba(26, 26, 26, 0.8) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  color: white;
  padding: 0 1.5rem;
  max-width: 900px;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  text-shadow: 2px 4px 20px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  margin-bottom: 2.5rem;
  opacity: 0.95;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  font-weight: 500;
  border-radius: 4px;
  transition: all 0.3s ease;
  cursor: pointer;
  text-decoration: none;
  border: 2px solid transparent;
}

.btn-primary {
  background-color: var(--primary);
  color: white;
  border-color: var(--primary);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(166, 27, 27, 0.4);
}

.btn-secondary {
  background-color: transparent;
  color: white;
  border-color: white;
}

.btn-secondary:hover {
  background-color: white;
  color: var(--dark);
  transform: translateY(-2px);
}

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

.btn-gold:hover {
  background-color: var(--secondary-dark);
  border-color: var(--secondary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(212, 160, 61, 0.4);
}

/* ===== Cards ===== */
.card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.card-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
}

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

.card:hover .card-image img {
  transform: scale(1.1);
}

.card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card:hover .card-overlay {
  opacity: 1;
}

/* Destination Cards */
.destination-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 3/4;
  cursor: pointer;
}

.destination-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.destination-card:hover img {
  transform: scale(1.1);
}

.destination-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(26, 26, 26, 0.9) 0%,
    rgba(26, 26, 26, 0.3) 50%,
    transparent 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  color: white;
}

.destination-card-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.destination-card-desc {
  font-size: 1rem;
  opacity: 0.9;
  transform: translateY(10px);
  opacity: 0;
  transition: all 0.3s ease;
}

.destination-card:hover .destination-card-desc {
  transform: translateY(0);
  opacity: 0.9;
}

/* Tour Cards */
.tour-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.tour-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.tour-card-image {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
}

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

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

.tour-card-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--secondary);
  color: var(--dark);
  padding: 0.375rem 0.875rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.tour-card-content {
  padding: 1.5rem;
}

.tour-card-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--dark);
}

.tour-card-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
  color: var(--gray-500);
}

.tour-card-price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

.tour-card-price span {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--gray-500);
}

/* ===== Value Props ===== */
.value-prop {
  text-align: center;
  padding: 2rem 1.5rem;
  transition: transform 0.3s ease;
}

.value-prop:hover {
  transform: translateY(-5px);
}

.value-prop-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: 50%;
  color: white;
  font-size: 2rem;
}

.value-prop-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--dark);
}

.value-prop-desc {
  color: var(--gray-600);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ===== Testimonials ===== */
.testimonial-card {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 1rem;
  left: 1.5rem;
  font-size: 4rem;
  color: var(--secondary);
  opacity: 0.3;
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-text {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--gray-600);
  margin-bottom: 1.5rem;
  padding-top: 1rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial-name {
  font-weight: 600;
  color: var(--dark);
}

.testimonial-location {
  font-size: 0.875rem;
  color: var(--gray-500);
}

.testimonial-stars {
  color: var(--secondary);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* ===== Contact Section ===== */
.contact-form {
  background: white;
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.1);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--dark);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 2px solid var(--gray-200);
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  font-family: inherit;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(166, 27, 27, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 150px;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
}

.form-checkbox input {
  margin-top: 0.25rem;
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.form-checkbox-label {
  font-size: 0.875rem;
  color: var(--gray-600);
  line-height: 1.5;
}

/* ===== Footer ===== */
.footer {
  background: var(--dark);
  color: white;
}

.footer a {
  color: var(--gray-300);
  transition: color 0.3s ease;
}

.footer a:hover {
  color: var(--secondary);
}

.footer-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: white;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
}

.social-link:hover {
  background: var(--primary);
  transform: translateY(-3px);
}

/* ===== Section Styles ===== */
.section {
  padding: 6rem 0;
}

.section-dark {
  background: var(--gray-100);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  text-align: center;
  margin-bottom: 1rem;
  color: var(--dark);
}

.section-subtitle {
  text-align: center;
  color: var(--gray-600);
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto 3rem;
}

.section-divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  margin: 1rem auto 2rem;
  border-radius: 2px;
}

/* ===== Language Switcher ===== */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.lang-switcher a {
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.lang-switcher a.active {
  background: var(--primary);
  color: white;
}

.lang-switcher a:not(.active):hover {
  background: rgba(166, 27, 27, 0.1);
}

/* ===== Animations ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

.animate-fade-in {
  animation: fadeIn 0.6s ease forwards;
}

.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }

/* ===== Scroll to Top Button ===== */
.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(166, 27, 27, 0.4);
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
}

/* ===== Lightbox ===== */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.lightbox.open {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 50px;
  height: 50px;
  background: transparent;
  border: 2px solid white;
  border-radius: 50%;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.lightbox-close:hover {
  background: white;
  color: var(--dark);
}

/* ===== Responsive Utilities ===== */
@media (max-width: 768px) {
  .section {
    padding: 4rem 0;
  }

  .contact-form {
    padding: 1.5rem;
  }

  .destination-card {
    aspect-ratio: 4/3;
  }

  .destination-card-title {
    font-size: 1.5rem;
  }
}

/* ===== Print Styles ===== */
@media print {
  .header,
  .footer,
  .scroll-top,
  .mobile-menu {
    display: none !important;
  }
}