/* ========================================
   CENTURION CAPITAL - ULTRA PREMIUM CSS
   High-Level Design System
   ======================================== */

/* Variables CSS Ultra Premium */
:root {
  /* Palette Couleurs Sophistiquée */
  --gold-primary: #B58448;
  --gold-light: #D4A574;
  --gold-dark: #9A6F3A;
  --gold-accent: #E6C891;
  
  /* Neutres Élégants */
  --black-pure: #000000;
  --black-soft: #1A1A1A;
  --gray-900: #111111;
  --gray-800: #1F1F1F;
  --gray-700: #2D2D2D;
  --gray-600: #4A4A4A;
  --gray-300: #D1D5DB;
  --white-pure: #FFFFFF;
  --white-warm: #FEFEFE;
  
  /* Gradients Ultra Premium */
  --gradient-gold: linear-gradient(135deg, var(--gold-primary) 0%, var(--gold-light) 50%, var(--gold-dark) 100%);
  --gradient-gold-reverse: linear-gradient(135deg, var(--gold-dark) 0%, var(--gold-primary) 50%, var(--gold-light) 100%);
  --gradient-dark: linear-gradient(135deg, var(--black-soft) 0%, var(--gray-800) 100%);
  --gradient-overlay: linear-gradient(135deg, rgba(181, 132, 72, 0.9) 0%, rgba(154, 111, 58, 0.95) 100%);
  
  /* Ombres Sophistiquées */
  --shadow-minimal: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-elegant: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-premium: 0 10px 40px rgba(0, 0, 0, 0.12);
  --shadow-luxury: 0 20px 60px rgba(0, 0, 0, 0.15);
  --shadow-gold: 0 8px 32px rgba(181, 132, 72, 0.2);
  --shadow-gold-glow: 0 0 30px rgba(181, 132, 72, 0.3);
  
  /* Animations Fluides */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-luxury: 0.5s cubic-bezier(0.23, 1, 0.32, 1);
  --transition-bounce: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* Reset et Base Ultra Clean */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--gray-700);
  background: var(--white-pure);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   NAVIGATION ULTRA PREMIUM
   ======================================== */

.navbar-premium {
  background: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(25px) saturate(180%) !important;
  -webkit-backdrop-filter: blur(25px) saturate(180%) !important;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05) !important;
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.04) !important;
  transition: all var(--transition-smooth) !important;
  position: sticky !important;
  top: 0 !important;
  z-index: 100 !important;
}

.navbar-premium.scrolled {
  background: rgba(255, 255, 255, 0.98) !important;
  box-shadow: var(--shadow-elegant) !important;
}

.navbar-brand {
  transition: transform var(--transition-smooth) !important;
}

.navbar-brand:hover {
  transform: scale(1.05) !important;
}

.navbar-nav .nav-link {
  font-weight: 500 !important;
  color: var(--gray-700) !important;
  padding: 0.75rem 1.25rem !important;
  position: relative !important;
  transition: all var(--transition-smooth) !important;
  border-radius: 8px !important;
  margin: 0 0.25rem !important;
}

.navbar-nav .nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient-gold);
  transform: translateX(-50%);
  transition: width var(--transition-smooth);
  border-radius: 2px;
}

.navbar-nav .nav-link:hover::before,
.navbar-nav .nav-link.active::before {
  width: 80%;
}

.navbar-nav .nav-link:hover {
  color: var(--gold-primary) !important;
  background: rgba(181, 132, 72, 0.05) !important;
}

/* ========================================
   HERO SECTION RÉVOLUTIONNAIRE
   ======================================== */

.hero-ultra {
  min-height: 100vh;
  background: linear-gradient(135deg, 
    rgba(254, 254, 254, 1) 0%,
    rgba(249, 249, 249, 0.8) 50%,
    rgba(245, 245, 245, 1) 100%
  );
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.hero-ultra::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(
    ellipse at center right,
    rgba(181, 132, 72, 0.03) 0%,
    transparent 70%
  );
  pointer-events: none;
}

.hero-content {
  z-index: 2;
  position: relative;
}

.hero-subtitle {
  font-size: 0.875rem !important;
  font-weight: 600 !important;
  text-transform: uppercase !important;
  letter-spacing: 2px !important;
  color: var(--gold-primary) !important;
  margin-bottom: 1rem !important;
  opacity: 0;
  animation: fadeInUp 0.8s ease-out 0.2s forwards;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem) !important;
  font-weight: 700 !important;
  line-height: 1.1 !important;
  color: var(--black-soft) !important;
  margin-bottom: 1.5rem !important;
  opacity: 0;
  animation: fadeInUp 0.8s ease-out 0.4s forwards;
}

.hero-title .highlight {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.hero-description {
  font-size: 1.125rem !important;
  color: var(--gray-600) !important;
  line-height: 1.7 !important;
  margin-bottom: 2.5rem !important;
  max-width: 600px !important;
  opacity: 0;
  animation: fadeInUp 0.8s ease-out 0.6s forwards;
}

.hero-cta-group {
  display: flex !important;
  gap: 1rem !important;
  flex-wrap: wrap !important;
  align-items: center !important;
  opacity: 0;
  animation: fadeInUp 0.8s ease-out 0.8s forwards;
}

/* ========================================
   BOUTONS ULTRA PREMIUM
   ======================================== */

.btn-ultra-primary {
  background: var(--gradient-gold) !important;
  border: none !important;
  color: var(--white-pure) !important;
  font-weight: 600 !important;
  font-size: 0.9375rem !important;
  padding: 1rem 2rem !important;
  border-radius: 12px !important;
  box-shadow: var(--shadow-gold) !important;
  transition: all var(--transition-luxury) !important;
  position: relative !important;
  overflow: hidden !important;
  text-transform: none !important;
  letter-spacing: 0.5px !important;
  text-decoration: none !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 0.5rem !important;
}

.btn-ultra-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 var(--transition-luxury);
}

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

.btn-ultra-primary:hover {
  transform: translateY(-2px) scale(1.02) !important;
  box-shadow: var(--shadow-gold-glow) !important;
  color: var(--white-pure) !important;
}

.btn-ultra-secondary {
  background: transparent !important;
  border: 2px solid var(--gold-primary) !important;
  color: var(--gold-primary) !important;
  font-weight: 600 !important;
  font-size: 0.9375rem !important;
  padding: 0.875rem 1.875rem !important;
  border-radius: 12px !important;
  transition: all var(--transition-smooth) !important;
  text-decoration: none !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 0.5rem !important;
  position: relative !important;
  overflow: hidden !important;
}

.btn-ultra-secondary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background: var(--gradient-gold);
  transition: width var(--transition-smooth);
  z-index: -1;
}

.btn-ultra-secondary:hover::before {
  width: 100%;
}

.btn-ultra-secondary:hover {
  color: var(--white-pure) !important;
  border-color: var(--gold-primary) !important;
  transform: translateY(-1px) !important;
  box-shadow: var(--shadow-elegant) !important;
}

/* ========================================
   STATISTIQUES HERO PREMIUM
   ======================================== */

.hero-stats {
  display: grid !important;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)) !important;
  gap: 2rem !important;
  margin-top: 3rem !important;
  padding: 2rem 0 !important;
  opacity: 0;
  animation: fadeInUp 0.8s ease-out 1s forwards;
}

.hero-stat {
  text-align: center !important;
  position: relative !important;
}

.hero-stat::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, var(--gray-300), transparent);
  transform: translateY(-50%);
}

.hero-stat:last-child::after {
  display: none;
}

.hero-stat-number {
  font-size: 2.5rem !important;
  font-weight: 700 !important;
  color: var(--gold-primary) !important;
  margin-bottom: 0.5rem !important;
  display: block !important;
  line-height: 1 !important;
}

.hero-stat-label {
  font-size: 0.875rem !important;
  color: var(--gray-600) !important;
  font-weight: 500 !important;
  text-transform: uppercase !important;
  letter-spacing: 1px !important;
}

/* ========================================
   SECTIONS ULTRA PREMIUM
   ======================================== */

.section-ultra {
  padding: 6rem 0 !important;
  position: relative !important;
}

.section-ultra.bg-light {
  background: linear-gradient(180deg, var(--white-pure) 0%, var(--white-warm) 100%) !important;
}

.section-ultra.bg-gradient {
  background: var(--gradient-dark) !important;
  color: var(--white-pure) !important;
}

.section-header {
  text-align: center !important;
  margin-bottom: 4rem !important;
  position: relative !important;
}

.section-subtitle {
  font-size: 0.875rem !important;
  font-weight: 600 !important;
  text-transform: uppercase !important;
  letter-spacing: 2px !important;
  color: var(--gold-primary) !important;
  margin-bottom: 1rem !important;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem) !important;
  font-weight: 700 !important;
  color: var(--black-soft) !important;
  margin-bottom: 1.5rem !important;
  line-height: 1.2 !important;
}

.section-gradient .section-title {
  color: var(--white-pure) !important;
}

.section-description {
  font-size: 1.125rem !important;
  color: var(--gray-600) !important;
  max-width: 650px !important;
  margin: 0 auto !important;
  line-height: 1.7 !important;
}

.section-gradient .section-description {
  color: rgba(255, 255, 255, 0.8) !important;
}

/* ========================================
   CARDS ULTRA PREMIUM
   ======================================== */

.card-ultra {
  background: var(--white-pure) !important;
  border: none !important;
  border-radius: 20px !important;
  box-shadow: var(--shadow-minimal) !important;
  transition: all var(--transition-luxury) !important;
  position: relative !important;
  overflow: hidden !important;
  height: 100% !important;
}

.card-ultra::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-gold);
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.card-ultra:hover::before {
  opacity: 1;
}

.card-ultra:hover {
  transform: translateY(-8px) !important;
  box-shadow: var(--shadow-luxury) !important;
}

.card-ultra .card-body {
  padding: 2.5rem !important;
}

.card-ultra .card-icon {
  width: 60px !important;
  height: 60px !important;
  background: rgba(181, 132, 72, 0.1) !important;
  border-radius: 16px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  margin-bottom: 1.5rem !important;
  transition: all var(--transition-smooth) !important;
}

.card-ultra:hover .card-icon {
  background: var(--gradient-gold) !important;
  transform: scale(1.1) !important;
}

.card-ultra .card-icon i {
  font-size: 1.5rem !important;
  color: var(--gold-primary) !important;
  transition: color var(--transition-smooth) !important;
}

.card-ultra:hover .card-icon i {
  color: var(--white-pure) !important;
}

.card-ultra .card-title {
  font-size: 1.25rem !important;
  font-weight: 700 !important;
  color: var(--black-soft) !important;
  margin-bottom: 1rem !important;
}

.card-ultra .card-text {
  color: var(--gray-600) !important;
  line-height: 1.6 !important;
  margin-bottom: 0 !important;
}

/* ========================================
   PROPRIÉTÉS/ACTIFS ULTRA PREMIUM
   ======================================== */

.property-card-ultra {
  background: var(--white-pure) !important;
  border: none !important;
  border-radius: 24px !important;
  overflow: hidden !important;
  box-shadow: var(--shadow-elegant) !important;
  transition: all var(--transition-luxury) !important;
  position: relative !important;
}

.property-card-ultra:hover {
  transform: translateY(-12px) scale(1.02) !important;
  box-shadow: var(--shadow-luxury) !important;
}

.property-card-ultra .card-img-top {
  height: 280px !important;
  object-fit: cover !important;
  transition: transform var(--transition-luxury) !important;
}

.property-card-ultra:hover .card-img-top {
  transform: scale(1.1) !important;
}

.property-card-ultra .card-body {
  padding: 2rem !important;
  position: relative !important;
}

.property-badge {
  position: absolute !important;
  top: 1rem !important;
  right: 1rem !important;
  background: var(--gradient-gold) !important;
  color: var(--white-pure) !important;
  padding: 0.5rem 1rem !important;
  border-radius: 20px !important;
  font-size: 0.75rem !important;
  font-weight: 600 !important;
  text-transform: uppercase !important;
  letter-spacing: 1px !important;
}

.property-title {
  font-size: 1.5rem !important;
  font-weight: 700 !important;
  color: var(--black-soft) !important;
  margin-bottom: 0.5rem !important;
  line-height: 1.3 !important;
}

.property-location {
  color: var(--gray-600) !important;
  margin-bottom: 1.5rem !important;
  display: flex !important;
  align-items: center !important;
  gap: 0.5rem !important;
}

.property-meta {
  display: grid !important;
  grid-template-columns: 1fr 1fr !important;
  gap: 1rem !important;
  margin-bottom: 1.5rem !important;
}

.property-meta-item {
  text-align: center !important;
  padding: 1rem !important;
  background: rgba(181, 132, 72, 0.05) !important;
  border-radius: 12px !important;
}

.property-meta-value {
  font-size: 1.25rem !important;
  font-weight: 700 !important;
  color: var(--gold-primary) !important;
  display: block !important;
  margin-bottom: 0.25rem !important;
}

.property-meta-label {
  font-size: 0.875rem !important;
  color: var(--gray-600) !important;
  font-weight: 500 !important;
}

.progress-ultra {
  height: 8px !important;
  background: rgba(181, 132, 72, 0.1) !important;
  border-radius: 10px !important;
  margin-bottom: 1rem !important;
  overflow: hidden !important;
}

.progress-ultra .progress-bar {
  background: var(--gradient-gold) !important;
  border-radius: 10px !important;
  position: relative !important;
  overflow: hidden !important;
}

.progress-ultra .progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  animation: shimmer 2s infinite;
}

/* ========================================
   FOOTER ULTRA PREMIUM
   ======================================== */

.footer-ultra {
  background: var(--gradient-dark) !important;
  color: var(--white-pure) !important;
  position: relative !important;
  overflow: hidden !important;
}

.footer-ultra::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-gold);
}

.footer-content {
  padding: 4rem 0 2rem !important;
  position: relative !important;
  z-index: 2 !important;
}

.footer-brand {
  margin-bottom: 2rem !important;
}

.footer-description {
  color: rgba(255, 255, 255, 0.7) !important;
  line-height: 1.6 !important;
  margin-bottom: 2rem !important;
  max-width: 350px !important;
}

.footer-title {
  color: var(--white-pure) !important;
  font-size: 1.125rem !important;
  font-weight: 700 !important;
  margin-bottom: 1.5rem !important;
  position: relative !important;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--gradient-gold);
  border-radius: 2px;
}

.footer-link {
  color: rgba(255, 255, 255, 0.7) !important;
  text-decoration: none !important;
  transition: color var(--transition-smooth) !important;
  display: block !important;
  padding: 0.5rem 0 !important;
}

.footer-link:hover {
  color: var(--gold-primary) !important;
  transform: translateX(4px) !important;
}

.social-links {
  display: flex !important;
  gap: 1rem !important;
  margin-top: 2rem !important;
}

.social-link {
  width: 44px !important;
  height: 44px !important;
  background: rgba(255, 255, 255, 0.1) !important;
  border-radius: 12px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  color: var(--white-pure) !important;
  text-decoration: none !important;
  transition: all var(--transition-smooth) !important;
  backdrop-filter: blur(10px) !important;
}

.social-link:hover {
  background: var(--gradient-gold) !important;
  transform: translateY(-2px) !important;
  color: var(--white-pure) !important;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1) !important;
  padding: 2rem 0 !important;
  text-align: center !important;
  color: rgba(255, 255, 255, 0.6) !important;
}

/* ========================================
   ANIMATIONS ULTRA SOPHISTIQUÉES
   ======================================== */

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

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

@keyframes glow {
  0%, 100% { box-shadow: 0 0 20px rgba(181, 132, 72, 0.2); }
  50% { box-shadow: 0 0 40px rgba(181, 132, 72, 0.4); }
}

.animate-float {
  animation: float 3s ease-in-out infinite !important;
}

.animate-glow {
  animation: glow 2s ease-in-out infinite !important;
}

/* Intersection Observer Animation */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   RESPONSIVE ULTRA OPTIMISÉ
   ======================================== */

@media (max-width: 768px) {
  .hero-ultra {
    min-height: 80vh;
    text-align: center;
  }
  
  .hero-title {
    font-size: 2.5rem !important;
  }
  
  .hero-stats {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 1.5rem !important;
  }
  
  .hero-stat::after {
    display: none;
  }
  
  .section-ultra {
    padding: 4rem 0 !important;
  }
  
  .card-ultra .card-body {
    padding: 2rem !important;
  }
  
  .property-meta {
    grid-template-columns: 1fr !important;
  }
}

@media (max-width: 576px) {
  .hero-cta-group {
    flex-direction: column !important;
    width: 100% !important;
  }
  
  .btn-ultra-primary,
  .btn-ultra-secondary {
    width: 100% !important;
    justify-content: center !important;
  }
  
  .hero-stats {
    grid-template-columns: 1fr !important;
  }
}