/* ══════════════════════════════════════════════════════════════════════
   IMMONUMENT - STYLE OFFICIEL V2
   Design : Premium, Stable, Patrimonial
   Structure : CSS Variables, Flexbox, Grid, Animations fluides
   ══════════════════════════════════════════════════════════════════════ */

/* ─── VARIABLES ─── */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400;1,500&family=EB+Garamond:ital,wght@0,400;0,500;0,600;1,400;1,500&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    /* Couleurs */
    --gold: #D4AF37;
    --gold-bright: #D4AF37;
    --gold-pale: #F5E9C8;
    --gold-dark: #B8891A;
    --white-90: rgba(255, 255, 255, 0.9);
    --grad-gold: linear-gradient(90deg, #D4AF37, #F5E9C8, #D4AF37);
    --france-blue: #0B1A39;
    --france-blue-deep: rgba(10, 22, 51, 0.97);
    --black: #0F0F0F;
    --black-soft: #1A1A1A;
    --white: #FFFFFF;
    --white-soft: #F9F9F9;
    --gray-dark: #333333;
    --gray-medium: #888888;
    --gray-light: #E0E0E0;

    /* Typographie */
    --font-serif-eb: 'EB Garamond', serif;
    --font-serif-cormorant: 'Cormorant Garamond', serif;
    --font-serif-basker: 'Libre Baskerville', serif;
    --font-sans: 'Inter', sans-serif;
    --font-ui: 'Inter', sans-serif;

    /* Espacement */
    --nav-height: 80px;
    --section-padding: 100px 5%;
    --border-radius: 4px;

    /* Transitions */
    --transition-fast: all 0.3s ease;
    --transition-medium: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ─── RESET & FONDAMENTAUX ─── */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--black);
}

body {
    font-family: var(--font-sans);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--black);
}

/* ─── SCROLLBAR DORÉE PREMIUM ─── */
html {
    scrollbar-width: thin;
    scrollbar-color: #D4AF37 #0F0F0F;
}

::-webkit-scrollbar {
    width: 12px !important;
    display: block !important;
}

::-webkit-scrollbar-track {
    background: #0F0F0F !important;
}

::-webkit-scrollbar-thumb {
    background: var(--gold-bright) !important;
    border-radius: 6px !important;
    border: 2px solid #0F0F0F !important;
}

::-webkit-scrollbar-thumb:hover {
    background: #F5E6B0 !important;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
}

/* ─── NAVIGATION ─── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    background: rgba(11, 26, 57, 0.95);
    z-index: 1000;
    border-bottom: 1px solid rgba(212, 175, 55, 0.15);
    transition: var(--transition-medium);
}

.nav-container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 50px;
    height: 100%;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
}

.navbar.scrolled {
    height: 70px;
    background: var(--france-blue-deep);
}

.nav-brand {
    font-family: var(--font-serif-eb);
    font-size: 1.6rem;
    font-weight: 500;
    letter-spacing: 5px;
    color: var(--gold);
    display: flex;
    align-items: center;
    text-transform: uppercase;
}

.nav-links {
    display: flex !important;
    align-items: center !important;
    gap: 3.5rem !important;
}

.nav-link {
    font-size: 0.74rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    color: var(--white-90);
    position: relative;
    padding-bottom: 5px;
    transition: var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--gold-pale);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--grad-gold);
    transition: var(--transition-fast);
}

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

/* ═══════════════════════════════════
   DROPDOWN NAVIGATION — À PROPOS
   ═══════════════════════════════════ */
.nav-item-drop {
    position: relative;
}

.nav-drop-toggle {
    display: flex;
    align-items: center;
    gap: 5px;
}

.nav-chevron {
    font-size: 0.5rem;
    transition: transform 0.25s ease;
    vertical-align: middle;
}

.nav-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 14px);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(7, 16, 32, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(212, 175, 55, 0.18);
    min-width: 230px;
    padding: 8px 0;
    z-index: 200;
    list-style: none;
}

.nav-dropdown li a {
    display: block;
    padding: 11px 22px;
    font-size: 0.71rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: rgba(255, 255, 255, 0.75);
    transition: color 0.2s ease, background 0.2s ease;
    white-space: nowrap;
}

.nav-dropdown li a:hover {
    color: var(--gold-pale, #f0d87a);
    background: rgba(212, 175, 55, 0.07);
}

.nav-item-drop:hover .nav-dropdown {
    display: block;
}

.nav-item-drop:hover .nav-chevron {
    transform: rotate(180deg);
}

/* Menu Burger Mobile */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.hamburger-line {
    display: block;
    width: 25px;
    height: 1px;
    background: var(--gold);
    margin: 6px 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Hamburger → X quand menu ouvert */
.nav-toggle.open .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.nav-toggle.open .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.nav-toggle.open .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ─── HERO SECTION ─── */
.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.15); /* Presque transparent pour la clarté */
    z-index: 2;
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center center;
    opacity: 0;
    transition: opacity 2s ease-in-out, transform 10s ease-out;
}

.hero-slide.active {
    opacity: 1;
    transform: scale(1.1);
}

.hero-slide::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
}

/* Hero Content Premium */
.hero-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 20;
    text-align: center;
    width: 80%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

@keyframes fadeInHero {
    from { opacity: 0; transform: translate(-50%, 20px); }
    to { opacity: 1; transform: translate(-50%, 0); }
}

.hero-badge {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: 5px;
    margin-bottom: 25px;
    border: 1px solid rgba(212, 175, 55, 0.4);
    padding: 8px 25px;
    background: rgba(15, 15, 15, 0.4);
    backdrop-filter: blur(5px);
}

.hero-title {
    font-family: var(--font-serif-eb);
    font-size: 3.2rem;
    font-weight: 400;
    color: var(--white);
    line-height: 1.1;
    margin: 0 auto 30px;
    letter-spacing: 8px;
    text-transform: uppercase;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero-title span {
    font-family: var(--font-serif-cormorant);
    font-style: italic;
    font-size: 2.2rem;
    display: block;
    margin-top: 15px;
    letter-spacing: 2px;
    font-weight: 300;
}

.hero-separator {
    color: var(--gold);
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.hero-subtitle {
    font-family: var(--font-serif-cormorant);
    font-size: 1.5rem;
    font-style: italic;
    color: var(--gray-light);
    margin-bottom: 45px;
    line-height: 1.6;
}

/* Boutons Premium */
.hero-cta-group {
    margin-top: 0;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    padding: 18px 45px;
    background: transparent;
    color: var(--gold-bright);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition-medium);
    border: 1px solid var(--gold-bright);
}

.btn-primary:hover {
    background: rgba(212, 175, 55, 0.1);
    color: var(--gold-pale);
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(212, 175, 55, 0.2);
}

/* Hero Content visibility restored */
.hero-content, .hero-cta-group, .btn-primary {
    display: flex !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
}

/* Halo & Dégradés */

.hero-halo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.08) 0%, rgba(15, 15, 15, 0) 70%);
    z-index: 5;
    pointer-events: none;
}

.hero-gradient-bottom {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 150px;
    background: linear-gradient(to top, rgba(15, 15, 15, 0.8), transparent);
    z-index: 6;
}

/* Particules */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 4;
    pointer-events: none;
}

.particle {
    position: absolute;
    background: var(--gold);
    border-radius: 50%;
    opacity: 0.3;
    animation: floatParticle var(--duration) linear infinite;
}

@keyframes floatParticle {
    0% { transform: translateY(0) rotate(0deg); opacity: 0; }
    20% { opacity: 0.4; }
    80% { opacity: 0.4; }
    100% { transform: translateY(-100vh) rotate(360deg); opacity: 0; }
}

/* ─── CARTE-GÉO HOME PREVIEW ─── */
.map-previs {
    position: relative;
    height: 600px;
    background: var(--france-blue);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: flex-end; /* Aligné à droite */
    padding: 0 8% 0 0; /* Espace à droite pour l'équilibre */
}

.map-home-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 65%;
    height: 100%;
    background-image: url('../images/immonument-hero-2.webp'); /* Fallback premium en attendant la carte interactive */
    background-size: cover;
    background-position: center;
    filter: brightness(0.8) grayscale(0.3);
    mask-image: linear-gradient(to right, black 70%, transparent 100%);
    -webkit-mask-image: linear-gradient(to right, black 70%, transparent 100%);
}

.map-vignette-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 50%, transparent 0%, rgba(10, 26, 57, 0.4) 100%);
    pointer-events: none;
}

.map-home-content {
    position: relative;
    z-index: 10;
    max-width: 500px; /* Plus étroit pour libérer le centre */
    margin: 0;
    text-align: right;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
    text-shadow: 0 3px 20px rgba(0,0,0,0.8);
}

.hero-slogan {
    font-family: "EB Garamond", serif !important;
    font-style: italic !important;
    font-weight: 400 !important;
    font-size: 1.85rem !important; /* Taille ajustée pour l'élégance */
    line-height: 1.4 !important;
    color: var(--gold) !important;
    letter-spacing: 0.02em !important;
    margin-bottom: 25px !important;
    text-align: right !important;
    display: inline-block;
    max-width: 100%;
}

.hero-slogan .lettrine {
    font-family: "EB Garamond", serif !important;
    font-size: 4.2rem !important; /* Proportionnel à la nouvelle taille */
    font-weight: 500 !important;
    display: inline-block !important;
    vertical-align: middle !important;
    line-height: 0.7 !important;
    margin-right: 6px !important;
    color: var(--gold) !important;
    font-style: italic !important;
}

.premium-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 15px 0 40px auto;
    opacity: 0.85;
}
.premium-divider::before,
.premium-divider::after {
    content: "";
    width: 40px;
    height: 1px;
    background: var(--gold);
}
.premium-divider::after {
    display: none;
}
.premium-divider-diamond {
    color: var(--gold);
    font-size: 10px;
    line-height: 1;
}

.map-home-text {
    font-family: var(--font-serif-cormorant);
    font-style: italic;
    font-size: 1.2rem;
    color: var(--white-90);
    margin-bottom: 35px;
}

.btn-outline-gold {
    display: inline-block !important;
    padding: 18px 45px !important;
    border: 1px solid var(--gold) !important;
    color: var(--gold) !important;
    font-family: 'Cinzel', serif !important;
    text-transform: uppercase !important;
    font-size: 0.72rem !important;
    font-weight: 400 !important;
    letter-spacing: 5px !important;
    text-decoration: none !important;
    background: rgba(11, 26, 57, 0.4) !important;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
    cursor: pointer !important;
    border-radius: 0;
}

.btn-outline-gold:hover {
    background: var(--gold) !important;
    color: var(--france-blue-deep) !important;
    letter-spacing: 6px !important;
    box-shadow: 0 10px 30px rgba(0,0,0,0.4) !important;
}

/* ─── COLLECTIONS PRIVÉES — Section ─── */
.collections-section {
    position: relative;
    background: #0A1A2F;
    padding: 40px 0;
}

.collections-section::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: #C8A951;
}

/* ── Ornement de transition ── */
.collections-ornament {
    width: 100%;
    background: #0A1A2F;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 0;
    line-height: 0;
}

.collections-ornament::before,
.collections-ornament::after {
    content: "";
    flex: 1;
    height: 1px;
    background: #C8A951;
}

.collections-ornament-diamond {
    color: #C8A951;
    font-size: 13px;
    padding: 0 18px;
    line-height: 1;
    position: relative;
    top: 1px;
}

.collections-header {
    text-align: center;
    margin-bottom: 30px;
}

.collections-header h2 {
    font-size: 28px;
    letter-spacing: 2px;
    color: #C8A951;
    margin-bottom: 20px;
    font-family: ‘Raleway’, sans-serif;
    font-weight: 400;
    text-transform: uppercase;
}

.collections-header .catalogue-btn {
    display: inline-block;
    padding: 12px 28px;
    border: 2px solid #C8A951;
    color: #C8A951;
    font-family: ‘Raleway’, sans-serif;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    text-decoration: none;
    transition: background 0.3s ease, color 0.3s ease;
}

.collections-header .catalogue-btn:hover {
    background: #C8A951;
    color: #0A1A2F;
}

.collections-title {
  text-align: center;
  font-family: 'Cinzel', serif;
  font-size: 28px;
  font-weight: 400;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: #C8A951;
  margin-bottom: 25px;
  margin-top: 60px;
}

.catalogue-btn {
  display: block;
  width: fit-content;
  margin: 0 auto 40px;
  padding: 12px 30px;
  border: 2px solid #C8A951;
  color: #C8A951;
  letter-spacing: 1.5px;
  text-decoration: none;
  transition: 0.3s ease;
}

.catalogue-btn:hover {
  background: #C8A951;
  color: #0A1A2F;
}

/* ─── CARROUSEL BIENS D’EXCEPTION V4 ─── */
.exception-carousel-section {
    padding: 0;
    margin-top: 0;
    position: relative;
    z-index: 30;
    background: #0A1A2F;
    overflow: hidden;
}

.properties-carousel-container {
    position: relative;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 5% 40px;
}

.properties-carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.carousel-track {
    display: flex;
    gap: 20px;
    transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    cursor: grab;
}

.carousel-track:active {
    cursor: grabbing;
}

.property-card {
    flex: 0 0 350px;
    min-width: 320px;
    background: var(--france-blue-deep);
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(212, 175, 55, 0.15);
    cursor: pointer;
    transition: transform 0.4s ease, border-color 0.4s ease;
    display: flex;
    flex-direction: column;
}

.property-card:hover {
    transform: translateY(-8px);
    border-color: var(--gold);
}

.property-card-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform 1s ease;
}

.property-card:hover .property-card-image {
    transform: scale(1.05);
}

.property-card-content {
    padding: 25px;
    flex-grow: 1;
}

.property-card-type {
    display: inline-block;
    background: var(--gold);
    color: var(--black);
    padding: 5px 12px;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.property-card-title {
    font-family: var(--font-serif-eb);
    font-size: 1.3rem;
    color: var(--white);
    margin-bottom: 10px;
}

.property-card-location {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--gray-medium);
    font-size: 0.85rem;
    margin-bottom: 15px;
}

.property-card-price {
    font-family: var(--font-serif-eb);
    font-size: 1.5rem;
    color: var(--gold-pale);
    margin-bottom: 20px;
}

.property-card-details {
    display: flex;
    gap: 20px;
    padding-top: 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.property-card-detail {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--white-soft);
    font-size: 0.8rem;
}

.property-card-detail i {
    color: var(--gold);
    font-size: 0.9rem;
}

/* Navigation Carousel */
.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(10, 26, 47, 0.8);
    border: 1px solid var(--gold);
    color: var(--gold);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.carousel-nav:hover {
    background: var(--gold);
    color: var(--france-blue-deep);
}

.carousel-nav.prev { left: 10px; }
.carousel-nav.next { right: 10px; }

.carousel-controls-wrapper {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
}

@media (max-width: 768px) {
    .property-card {
        flex: 0 0 85vw;
    }
    .carousel-nav {
        display: none; /* Swipe on mobile */
    }
}

@media (max-width: 1550px) {
    .carousel-controls {
        position: relative;
        left: 0;
        right: 0;
        justify-content: center;
        gap: 20px;
        margin-top: 40px;
        transform: none;
    }
}

@media (max-width: 1024px) {
    .map-previs { flex-direction: column; justify-content: center; height: auto; padding: 0; gap: 0; }
    .map-home-container { width: 100%; position: relative; height: 56.25vw !important; min-height: 200px; max-height: 430px; -webkit-mask-image: none; mask-image: none; background-position: center; }
    .map-home-content { text-align: center; max-width: 100%; align-items: center; padding: 40px 24px; }
    .hero-slogan { text-align: center !important; font-size: 1.4rem !important; }
    .premium-divider { margin: 15px auto 30px auto; }
    .premium-divider { margin: 0 auto 25px; }
    .carousel-item { flex: 0 0 320px; }

    /* Hero iPad : ratio 16:9 exact, décalé sous la navbar */
    .hero {
        height: 56.25vw !important;
        min-height: 250px !important;
        max-height: 450px !important;
        margin-top: var(--nav-height) !important;
    }
    .hero-slide {
        background-size: cover;
        background-position: center;
    }
}

/* ─── FOOTER ─── */
.footer {
    padding: 100px 5% 50px 5%;
    background: var(--black-soft);
    border-top: 1px solid rgba(212, 175, 55, 0.1);
    position: relative;
    z-index: 20;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 80px;
}

.footer-logo-block {
    flex: 1;
    min-width: 300px;
}

.footer-logo {
    font-family: var(--font-serif-eb);
    font-size: 2rem;
    color: var(--gold);
    letter-spacing: 5px;
    margin-bottom: 8px;
}

.footer-tagline {
    font-family: var(--font-serif-cormorant);
    font-size: 1.1rem;
    font-style: italic;
    color: var(--gold);
    margin-bottom: 25px;
    font-weight: 300;
    letter-spacing: 1px;
}

.footer-ornament {
    display: flex;
    align-items: center;
    gap: 15px;
}

.ornament-dash {
    height: 1px;
    width: 100px;
    background: linear-gradient(to right, var(--gold), transparent);
}

.ornament-diamond {
    color: var(--gold);
    font-size: 0.6rem;
}

.footer-links-grid {
    flex: 2;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
}

.footer-col-title {
    font-family: var(--font-serif-eb);
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: 5px;
    font-size: 0.9rem;
    margin-bottom: 25px;
    font-weight: 500;
}

.footer-col ul li {
    margin-bottom: 15px;
}

.footer-col ul li a {
    color: var(--gray-medium);
    font-size: 0.95rem;
    font-family: var(--font-serif-eb);
    letter-spacing: 0.5px;
    opacity: 0.8;
}

.footer-col ul li a:hover {
    color: var(--gold);
    opacity: 1;
    padding-left: 8px;
}

.footer-bottom {
    margin-top: 80px;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    color: var(--gray-medium);
    font-size: 0.8rem;
    letter-spacing: 1px;
}
/* ─── RETOUR BUTTON ─── */
.retour-container {
    width: 80%;
    max-width: 900px;
    margin: 20px auto 0 auto;
}

.retour-btn {
    color: #C8A951;
    font-family: "EB Garamond", serif;
    font-size: 18px;
    text-decoration: none;
    border: 1px solid #C8A951;
    padding: 8px 16px;
    border-radius: 4px;
    display: inline-block;
    transition: 0.3s;
}

.retour-btn:hover {
    background: #C8A951;
    color: #0A1A3F;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
    .footer-links-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .hero-title { font-size: 2.2rem; }
    .hero-title span { font-size: 1.8rem; }

    /* Hero mobile : ratio 16:9 exact, décalé sous la navbar */
    .hero {
        height: 56.25vw !important;
        min-height: 200px !important;
        max-height: 320px !important;
        margin-top: var(--nav-height) !important;
    }
    .hero-slide {
        background-size: cover;
        background-position: center;
    }

    .nav-toggle { display: block; }

    .nav-links {
        display: none !important;
        position: absolute;
        top: var(--nav-height);
        left: 0;
        width: 100%;
        background: var(--france-blue-deep);
        flex-direction: column;
        align-items: center;
        padding: 40px 0;
        gap: 30px;
        border-bottom: 1px solid rgba(212, 175, 55, 0.3);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    }

    .nav-links.active {
        display: flex !important;
    }
}

/* ═══════════════════════════════════════════════════════════════════
   LUXURY POLISH — IMMONUMENT HIGH-END REFINEMENTS
   ═══════════════════════════════════════════════════════════════════ */

/* ── Keyframes ── */
@keyframes goldShimmer {
    0%   { background-position: -200% center; }
    100% { background-position:  200% center; }
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.7; text-shadow: 0 0 12px rgba(212,175,55,0.25); }
    50%       { opacity: 1;   text-shadow: 0 0 28px rgba(212,175,55,0.55); }
}

@keyframes luxReveal {
    from { opacity: 0; transform: translateY(36px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes shimmerLine {
    0%   { background-position: -200% 0; }
    100% { background-position:  200% 0; }
}

@keyframes borderGlow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(212,175,55,0); }
    50%       { box-shadow: 0 0 20px 2px rgba(212,175,55,0.18); }
}

/* ── Glassmorphism Navbar ── */
.navbar {
    backdrop-filter: blur(24px) saturate(180%) !important;
    -webkit-backdrop-filter: blur(24px) saturate(180%) !important;
    background: rgba(11,26,57,0.78) !important;
    border-bottom: 1px solid rgba(212,175,55,0.10) !important;
    transition: background 0.5s ease, border-color 0.5s ease, box-shadow 0.5s ease !important;
}
.navbar.scrolled {
    background: rgba(9,20,47,0.96) !important;
    border-bottom: 1px solid rgba(212,175,55,0.28) !important;
    box-shadow: 0 4px 40px rgba(0,0,0,0.45) !important;
}

/* ── Brand Name Gold Shimmer ── */
.nav-brand {
    background: linear-gradient(90deg,#B8891A,#D4AF37,#F5E9C8,#D4AF37,#B8891A);
    background-size: 250% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: goldShimmer 7s linear infinite;
    letter-spacing: 6px !important;
}

/* ── CTA Buttons — lumière au survol ── */
.btn-outline-gold,
.catalogue-btn,
.btn-primary {
    position: relative;
    overflow: hidden;
    transition: transform 0.4s cubic-bezier(0.4,0,0.2,1),
                box-shadow 0.4s ease,
                color 0.3s ease !important;
}
.btn-outline-gold::after,
.catalogue-btn::after,
.btn-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(105deg,transparent 40%,rgba(245,233,200,0.18) 50%,transparent 60%);
    background-size: 200% 100%;
    background-position: 200% 0;
    transition: background-position 0.6s ease;
}
.btn-outline-gold:hover::after,
.catalogue-btn:hover::after,
.btn-primary:hover::after {
    background-position: -200% 0;
}
.btn-outline-gold:hover,
.catalogue-btn:hover,
.btn-primary:hover {
    transform: translateY(-3px) !important;
    box-shadow: 0 8px 30px rgba(212,175,55,0.25), 0 2px 8px rgba(0,0,0,0.3) !important;
}

/* ── Property Cards ── */
.property-card {
    transition: transform 0.45s cubic-bezier(0.4,0,0.2,1),
                box-shadow 0.45s ease,
                border-color 0.45s ease !important;
    border: 1px solid rgba(212,175,55,0.12) !important;
}
.property-card:hover {
    transform: translateY(-10px) !important;
    box-shadow: 0 24px 60px rgba(0,0,0,0.45),
                0 0 0 1px rgba(212,175,55,0.3),
                0 0 40px rgba(212,175,55,0.08) !important;
    border-color: rgba(212,175,55,0.35) !important;
}
.property-card-image {
    transition: transform 1.2s cubic-bezier(0.4,0,0.2,1) !important;
}
.property-card:hover .property-card-image {
    transform: scale(1.07) !important;
}

/* ── Dividers et Diamants animés ── */
.premium-divider-diamond,
.hero-separator,
.collections-ornament span {
    animation: glowPulse 3.5s ease-in-out infinite;
    display: inline-block;
}

/* ── Ligne or scintillante ── */
.collections-title {
    position: relative;
    padding-bottom: 22px;
}
.collections-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 1px;
    background: linear-gradient(90deg, transparent, #D4AF37 30%, #F5E9C8 50%, #D4AF37 70%, transparent);
    background-size: 200% 100%;
    animation: shimmerLine 3s linear infinite;
}

/* ── Vitrine slides — vignette bas ── */
.vitrine-image {
    position: relative;
}
.vitrine-image::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 45%;
    background: linear-gradient(to top, rgba(10,26,57,0.65) 0%, transparent 100%);
    pointer-events: none;
    z-index: 1;
}

/* ── Scroll Reveal ── */
.lux-reveal {
    opacity: 0;
    transform: translateY(38px);
    transition: opacity 0.85s cubic-bezier(0.4,0,0.2,1),
                transform 0.85s cubic-bezier(0.4,0,0.2,1);
}
.lux-reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.lux-reveal[data-delay="1"] { transition-delay: 0.10s; }
.lux-reveal[data-delay="2"] { transition-delay: 0.22s; }
.lux-reveal[data-delay="3"] { transition-delay: 0.36s; }
.lux-reveal[data-delay="4"] { transition-delay: 0.52s; }

/* ── Hero gradient bas plus élégant ── */
.hero-gradient-bottom {
    background: linear-gradient(to top,
        rgba(11,26,57,1)   0%,
        rgba(11,26,57,0.7) 40%,
        transparent        100%) !important;
    height: 220px !important;
}

/* ── Gold separator shimmer ── */
.hero-gold-separator {
    background: linear-gradient(90deg, transparent, rgba(212,175,55,0.6), #D4AF37, rgba(212,175,55,0.6), transparent) !important;
    background-size: 200% 100% !important;
    animation: shimmerLine 4s linear infinite !important;
}

/* ── Slogan section texte ── */
.hero-slogan {
    font-feature-settings: "swsh" on, "liga" on !important;
    letter-spacing: 0.03em !important;
}

/* ── Footer or fin de page ── */
.footer {
    position: relative;
}
.footer::before {
    content: '';
    position: absolute;
    top: 0; left: 8%; right: 8%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(212,175,55,0.5), transparent);
    animation: shimmerLine 6s linear infinite;
}

/* ── Navigation links hover raffiné ── */
.nav-link {
    letter-spacing: 3px !important;
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 50%;
    right: 50%;
    height: 1px;
    background: var(--gold);
    transition: left 0.3s ease, right 0.3s ease;
    opacity: 0.7;
}
.nav-link:hover::after,
.nav-link.active::after {
    left: 0;
    right: 0;
}
.nav-link:hover {
    letter-spacing: 3.5px !important;
    transition: letter-spacing 0.35s ease, color 0.3s ease !important;
}

/* ── Vitrine dots raffinés ── */
.vitrine-dot {
    transition: transform 0.3s ease, background 0.3s ease !important;
}
.vitrine-dot.active {
    transform: scaleX(2.2) !important;
    background: var(--gold) !important;
}

/* ── Footer logo — shimmer or comme nav-brand ── */
.footer-logo {
    background: linear-gradient(90deg,#B8891A,#D4AF37,#F5E9C8,#D4AF37,#B8891A);
    background-size: 250% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: goldShimmer 10s linear infinite;
    letter-spacing: 7px !important;
    font-size: 1.7rem !important;
}

/* ── Footer tagline ── */
.footer-tagline {
    opacity: 0.85;
}

/* ── Footer ornament dashes shimmer ── */
.ornament-dash {
    background: linear-gradient(90deg, transparent, rgba(212,175,55,0.6), #D4AF37, rgba(212,175,55,0.6), transparent) !important;
    background-size: 200% 100% !important;
    animation: shimmerLine 5s linear infinite !important;
}

/* ── Footer col links — hover raffiné ── */
.footer-col ul li a {
    position: relative;
    display: inline-block;
    padding-left: 0;
    transition: padding-left 0.3s ease, color 0.3s ease !important;
}
.footer-col ul li a::before {
    content: '▸';
    position: absolute;
    left: -14px;
    opacity: 0;
    color: var(--gold);
    font-size: 0.7rem;
    transition: opacity 0.3s ease, left 0.3s ease;
}
.footer-col ul li a:hover {
    padding-left: 14px;
    color: var(--gold) !important;
}
.footer-col ul li a:hover::before {
    opacity: 1;
    left: 0;
}

/* ── Footer col titles ── */
.footer-col-title {
    position: relative;
    padding-bottom: 10px;
    margin-bottom: 16px !important;
}
.footer-col-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 1px;
    background: linear-gradient(90deg, #D4AF37, transparent);
    background-size: 200% 100%;
    animation: shimmerLine 4s linear infinite;
}

/* ── Hero halo — pulsation subtile ── */
@keyframes haloPulse {
    0%, 100% { opacity: 0.7; transform: translate(-50%, -50%) scale(1); }
    50%       { opacity: 1;   transform: translate(-50%, -50%) scale(1.08); }
}
.hero-halo {
    animation: haloPulse 8s ease-in-out infinite;
}

/* ── Collections ornament lines — shimmer ── */
.collections-ornament::before,
.collections-ornament::after {
    background: linear-gradient(90deg, transparent, rgba(200,169,81,0.4), #C8A951, rgba(200,169,81,0.4), transparent) !important;
    background-size: 200% 100% !important;
    animation: shimmerLine 5s linear infinite !important;
}
.collections-ornament-diamond {
    animation: glowPulse 3.5s ease-in-out infinite;
}

/* ── Vitrine infos — glassmorphism amélioré ── */
.vitrine-infos {
    backdrop-filter: blur(12px) saturate(160%) !important;
    -webkit-backdrop-filter: blur(12px) saturate(160%) !important;
    background: rgba(10,17,40,0.62) !important;
    border: 1px solid rgba(212,175,55,0.32) !important;
    border-right: 3px solid rgba(212,175,55,0.8) !important;
    transition: box-shadow 0.4s ease, border-color 0.4s ease;
}
.vitrine-slide.active .vitrine-infos {
    box-shadow: 0 8px 40px rgba(0,0,0,0.35), 0 0 20px rgba(212,175,55,0.06);
}

/* ── Map slogan — text-shadow luxueux ── */
.hero-slogan {
    text-shadow: 0 2px 30px rgba(0,0,0,0.6), 0 0 60px rgba(212,175,55,0.12) !important;
}

/* ── Bouton Explorer l'expérience — extra largeur ── */
.btn-outline-gold {
    min-width: 220px;
    text-align: center;
}

/* ── Particle opacity plus visible ── */
.particle {
    opacity: 0.5;
    background: radial-gradient(circle, #F5E9C8, #D4AF37) !important;
}

/* ─── CUSTOM FIXES ─── */
.hero-content, 
.hero-title, 
.hero-subtitle,
.hero-separator {
    display: none !important;
    opacity: 0 !important;
    visibility: hidden !important;
}

section.exception-carousel-section,
.exception-carousel-section,
.slider-container,
.properties-carousel-container {
    margin-top: 0 !important;
}