/* ========================================
   SITE VITRINE PREMIUM - CHAIST JEAN
   Couleurs: Tons terreux avec accents dorés
   Typographie: Playfair Display + Montserrat
   ======================================== */

/* Import des polices Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Montserrat:wght@300;400;500;600;700&display=swap');

/* ========================================
   VARIABLES CSS
   ======================================== */
:root {
  /* Couleurs principales */
  --primary-beige: #F5F3F0;
  --primary-taupe: #D4C5B9;
  --primary-brown: #8B7355;
  --accent-gold: #D4AF37;
  --accent-copper: #B87333;
  --white-off: #FDFCFA;
  --text-dark: #3C3C3C;
  --text-light: #6B6B6B;
  
  /* Typographie */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Montserrat', sans-serif;
  
  /* Espacement */
  --section-padding: 80px 0;
  --container-padding: 0 20px;
  
  /* Ombres */
  --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-medium: 0 8px 40px rgba(0, 0, 0, 0.12);
  --shadow-strong: 0 12px 60px rgba(0, 0, 0, 0.15);
  
  /* Transitions */
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  color: var(--text-dark);
  background-color: var(--white-off);
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

/* ========================================
   UTILITAIRES
   ======================================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--container-padding);
}

.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-weight: 600;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: var(--transition-smooth);
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-copper));
  color: var(--white-off);
  box-shadow: var(--shadow-medium);
}

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

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.btn-primary:hover::before {
  left: 100%;
}

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

.btn-outline:hover {
  background: var(--primary-brown);
  color: var(--white-off);
}

/* ========================================
   HEADER & NAVIGATION
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(253, 252, 250, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
  transition: var(--transition-smooth);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--primary-brown);
  text-decoration: none;
}

.nav-menu {
  display: flex;
  gap: 25px;
  align-items: center;
}

.nav-link {
  font-weight: 500;
  color: var(--text-dark);
  position: relative;
  padding: 3px 0;
}

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

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

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.nav-toggle span {
  width: 25px;
  height: 3px;
  background: var(--primary-brown);
  border-radius: 2px;
  transition: var(--transition-smooth);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  height: 100vh;
  min-height: 600px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary-beige), var(--primary-taupe));
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('../images/hero-bg.jpg') center/cover no-repeat;
  opacity: 0.3;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  animation: fadeInUp 1s ease-out;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 600;
  color: var(--primary-brown);
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  font-weight: 300;
  color: var(--text-light);
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ========================================
   SECTIONS GÉNÉRIQUES
   ======================================== */
.section {
  padding: var(--section-padding);
  background: var(--white-off);
  position: relative;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  color: var(--primary-brown);
  text-align: center;
  margin-bottom: 60px;
  position: relative;
}

.section-title::after {
  content: '';
  width: 60px;
  height: 3px;
  background: var(--accent-gold);
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
}

/* ========================================
   GRID LAYOUTS
   ======================================== */
.accommodations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
  margin-bottom: 60px;
}

.accommodation-card {
  background: var(--white-off);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: var(--transition-smooth);
  position: relative;
}

.accommodation-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-strong);
}

.card-image {
  height: 250px;
  overflow: hidden;
  position: relative;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

.card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, rgba(0,0,0,0.3), transparent);
  opacity: 0;
  transition: var(--transition-smooth);
}

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

.card-content {
  padding: 30px;
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary-brown);
  margin-bottom: 15px;
}

.card-description {
  color: var(--text-light);
  margin-bottom: 20px;
  line-height: 1.6;
}

.card-features {
  display: flex;
  gap: 15px;
  margin-bottom: 25px;
  flex-wrap: wrap;
}

.feature-tag {
  background: var(--primary-beige);
  color: var(--text-dark);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 500;
}

/* ========================================
   GALERIE PHOTOS
   ======================================== */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 15px;
  cursor: pointer;
  aspect-ratio: 4/3;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-smooth);
}

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

/* ========================================
   FORMULAIRE DE CONTACT
   ======================================== */
.contact-form {
  background: var(--white-off);
  padding: 40px;
  border-radius: 20px;
  box-shadow: var(--shadow-soft);
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 25px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--primary-brown);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 15px 20px;
  border: 2px solid var(--primary-beige);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 1rem;
  background: var(--white-off);
  transition: var(--transition-smooth);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--primary-brown);
  color: var(--white-off);
  padding: 60px 0 30px;
  margin-top: 80px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 30px;
}

.footer-section h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  margin-bottom: 20px;
  color: var(--accent-gold);
}

.footer-section p,
.footer-section a {
  color: var(--primary-beige);
  margin-bottom: 10px;
}

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

.footer-bottom {
  border-top: 1px solid rgba(253, 252, 250, 0.2);
  padding-top: 20px;
  text-align: center;
  color: var(--primary-beige);
}

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

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.8s ease-out;
}

.slide-in-left {
  animation: slideInLeft 0.8s ease-out;
}

.slide-in-right {
  animation: slideInRight 0.8s ease-out;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/* Tablettes */
@media (max-width: 1024px) {
  :root {
    --container-padding: 0 30px;
  }
  
  .nav-menu {
    gap: 25px;
  }
  
  .accommodations-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
  }
  
  .gallery {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
}

/* Smartphones */
@media (max-width: 768px) {
  :root {
    --section-padding: 60px 0;
    --container-padding: 0 20px;
  }
  
  /* Navigation mobile */
  .nav-menu {
    position: fixed;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--white-off);
    flex-direction: column;
    padding: 30px 0;
    gap: 20px;
    box-shadow: var(--shadow-medium);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
  }
  
  .nav-menu.active {
    top: 70px;
    opacity: 1;
    visibility: visible;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }
  
  /* Hero section mobile */
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  /* Cards responsive */
  .accommodations-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  
  .card-features {
    justify-content: center;
  }
  
  .gallery {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
  }
  
  /* Form responsive */
  .contact-form {
    padding: 30px 20px;
    margin: 0 10px;
  }
  
  /* Footer responsive */
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

/* Très petits écrans */
@media (max-width: 480px) {
  .btn {
    padding: 12px 24px;
    font-size: 0.9rem;
  }
  
  .card-content {
    padding: 20px;
  }
  
  .contact-form {
    padding: 25px 15px;
  }
  
  .section-title {
    margin-bottom: 40px;
  }
}

/* Grands écrans */
@media (min-width: 1440px) {
  :root {
    --container-padding: 0 40px;
  }
  
  .container {
    max-width: 1400px;
  }
  
  .hero-title {
    font-size: 5rem;
  }
  
  .accommodations-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
  }
}

/* ========================================
   SCROLL ANIMATIONS (Intersection Observer)
   ======================================== */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   LOADING ANIMATION
   ======================================== */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--white-off);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 1;
  visibility: visible;
  transition: all 0.5s ease-out;
}

.loading-overlay.hidden {
  opacity: 0;
  visibility: hidden;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 3px solid var(--primary-beige);
  border-top: 3px solid var(--accent-gold);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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