/* =========================================
   LA PALMERAIE PARIS — DESIGN LUXE TROPICAL
   ========================================= */

:root {
    /* Palette Haute Couture */
    --color-primary: #0F2A1D;      /* Vert Émeraude Sombre */
    --color-primary-light: #1A3E2C;
    --color-gold: #D4AF37;         /* Or Brossé Royal */
    --color-gold-light: #F3E5AB;
    --color-gold-dark: #AA820A;
    --color-dark: #0B0E0D;         /* Noir Végétal Profond */
    --color-card-dark: #141A17;
    --color-light: #F8F9FA;
    --color-white: #FFFFFF;
    --color-gray-light: #E5E7EB;
    --color-gray: #718096;
    
    /* Typographie */
    --font-heading: 'Cinzel', 'Playfair Display', serif;
    --font-serif: 'Playfair Display', serif;
    --font-body: 'Montserrat', sans-serif;
    
    /* Layout & Effets */
    --transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    --border-gold: 1px solid rgba(212, 175, 55, 0.3);
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.08);
    --shadow-luxe: 0 20px 50px rgba(0, 0, 0, 0.25);
    --shadow-gold: 0 15px 35px rgba(212, 175, 55, 0.2);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    color: #2D3748;
    background-color: var(--color-white);
    line-height: 1.7;
    overflow-x: hidden;
}

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

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

/* =========================================
   TYPOGRAPHIE
   ========================================= */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    letter-spacing: 0.5px;
    color: var(--color-primary);
    line-height: 1.25;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; margin-bottom: 1rem; }
h3 { font-size: 1.4rem; margin-bottom: 0.5rem; }
h4 { font-size: 1.1rem; }

.subtitle {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-gold-dark);
    margin-bottom: 0.75rem;
}

.subtitle.gold {
    color: var(--color-gold);
}

.lead {
    font-size: 1.15rem;
    font-weight: 400;
    color: #4A5568;
    margin-bottom: 1.25rem;
}

.gold { color: var(--color-gold); }
.gold-gradient {
    background: linear-gradient(135deg, #FFF1BA 0%, #D4AF37 50%, #AA820A 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-white { color: var(--color-white); }
.text-light { color: #CBD5E0; }
.text-center { text-align: center; }

/* =========================================
   BOUTONS & CONTENEURS
   ========================================= */
.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 5.5rem 0;
}

.bg-light { background-color: var(--color-light); }
.bg-dark { background-color: var(--color-dark); }

.btn {
    display: inline-block;
    padding: 0.95rem 2.2rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    border: none;
}

.btn-gold {
    background: linear-gradient(135deg, #E5C358 0%, #D4AF37 50%, #B89222 100%);
    color: #0F2A1D;
    font-weight: 700;
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.35);
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(212, 175, 55, 0.5);
    background: linear-gradient(135deg, #F3D26D 0%, #E5C358 100%);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(5px);
}

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

.btn-full { width: 100%; }

/* =========================================
   TOPBAR & HEADER
   ========================================= */
.topbar {
    background-color: var(--color-dark);
    color: #A0AEC0;
    font-size: 0.8rem;
    padding: 0.45rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.topbar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.topbar-actions {
    display: flex;
    gap: 1.25rem;
}

.topbar-link {
    color: var(--color-gold);
    font-weight: 500;
}

.topbar-link:hover {
    color: var(--color-white);
}

.header {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(15, 42, 29, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.2);
    padding: 0.85rem 0;
    transition: var(--transition);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-palm { font-size: 1.5rem; }

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 2px;
}

.logo-sub {
    font-size: 0.75rem;
    letter-spacing: 4px;
    color: var(--color-gold);
    font-weight: 600;
    margin-left: 0.25rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: #E2E8F0;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    position: relative;
}

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

.nav-btn {
    padding: 0.5rem 1.25rem;
    border: 1px solid var(--color-gold);
    border-radius: var(--radius-sm);
    color: var(--color-gold);
}

.nav-btn:hover {
    background: var(--color-gold);
    color: var(--color-primary);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
    position: relative;
    min-height: 92vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(rgba(11, 14, 13, 0.72), rgba(15, 42, 29, 0.85)), url('images/palmeraie_11.jpg') center/cover no-repeat;
    text-align: center;
    color: var(--color-white);
    padding: 4rem 1rem;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, transparent 0%, rgba(0,0,0,0.6) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 900px;
}

.badge-gold {
    display: inline-block;
    padding: 0.4rem 1.25rem;
    background: rgba(212, 175, 55, 0.15);
    border: 1px solid rgba(212, 175, 55, 0.5);
    border-radius: 50px;
    color: var(--color-gold-light);
    font-size: 0.75rem;
    letter-spacing: 3px;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-title {
    color: var(--color-white);
    font-size: 3.8rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    text-shadow: 0 4px 20px rgba(0,0,0,0.6);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #E2E8F0;
    font-weight: 300;
    margin-bottom: 2.5rem;
}

.hero-ctas {
    display: flex;
    justify-content: center;
    gap: 1.25rem;
    flex-wrap: wrap;
    margin-bottom: 3.5rem;
}

.hero-features-ribbon {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
    padding: 0.85rem 1.75rem;
    background: rgba(0, 0, 0, 0.45);
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    font-size: 0.9rem;
    color: #E2E8F0;
}

.ribbon-sep { color: var(--color-gold); font-size: 0.75rem; }

/* =========================================
   CHIFFRES CLÉS
   ========================================= */
.key-metrics {
    background-color: var(--color-primary);
    border-top: 1px solid rgba(212, 175, 55, 0.25);
    border-bottom: 1px solid rgba(212, 175, 55, 0.25);
    padding: 2.5rem 0;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}

.metric-card {
    padding: 1rem;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.metric-card:last-child { border-right: none; }

.metric-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.75rem;
    font-weight: 700;
    color: var(--color-gold);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.metric-unit { font-size: 1.5rem; color: #E2E8F0; }

.metric-label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: #CBD5E0;
    font-weight: 500;
}

/* =========================================
   PRESENTATION
   ========================================= */
.grid-2-cols {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.grid-2-cols.reverse {
    direction: ltr;
}

.image-wrapper-luxe {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
}

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

.rounded-luxe {
    border-radius: var(--radius-md);
    border: 1px solid rgba(212, 175, 55, 0.3);
}

.shadow-gold {
    box-shadow: 0 20px 45px rgba(15, 42, 29, 0.25);
}

.caption-badge {
    position: absolute;
    bottom: 1.25rem;
    left: 1.25rem;
    background: rgba(11, 14, 13, 0.85);
    color: var(--color-gold);
    padding: 0.4rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    letter-spacing: 1px;
    border-left: 3px solid var(--color-gold);
    backdrop-filter: blur(6px);
}

.feature-bullets {
    margin-top: 2rem;
    display: grid;
    gap: 0.75rem;
}

.bullet-item {
    font-size: 0.95rem;
    color: #4A5568;
    font-weight: 500;
    padding-left: 0.25rem;
}

/* =========================================
   FORMATS SECTION
   ========================================= */
.formats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.75rem;
    margin-top: 3rem;
}

.format-card {
    background-color: var(--color-card-dark);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}

.format-card:hover {
    transform: translateY(-8px);
    border-color: rgba(212, 175, 55, 0.5);
    box-shadow: 0 15px 35px rgba(0,0,0,0.4);
}

.format-img-box {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

.format-card:hover .format-img-box img {
    transform: scale(1.08);
}

.format-tag {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(15, 42, 29, 0.9);
    color: var(--color-gold);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 1px;
    padding: 0.3rem 0.75rem;
    border-radius: 50px;
    border: 1px solid rgba(212, 175, 55, 0.4);
}

.format-content {
    padding: 1.5rem;
}

.format-content h3 {
    color: var(--color-white);
    font-size: 1.15rem;
    margin-bottom: 0.75rem;
}

.format-content p {
    color: #A0AEC0;
    font-size: 0.88rem;
    line-height: 1.6;
}

/* =========================================
   GALERIE PHOTOS IMMERSIVE
   ========================================= */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    margin-top: 3rem;
}

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

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(11, 14, 13, 0.9) 0%, rgba(15, 42, 29, 0.3) 60%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.25rem;
    opacity: 0;
    transition: opacity 0.35s ease;
}

.overlay-title {
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    transform: translateY(10px);
    transition: transform 0.35s ease;
}

.overlay-zoom {
    color: var(--color-gold);
    font-size: 0.75rem;
    margin-top: 0.35rem;
    letter-spacing: 1px;
}

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

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

.gallery-item:hover .overlay-title {
    transform: translateY(0);
}

/* Lightbox Modal */
.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(8px);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 2rem;
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    max-width: 90%;
    max-height: 80vh;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(212, 175, 55, 0.4);
    box-shadow: 0 10px 40px rgba(0,0,0,0.8);
    object-fit: contain;
}

.lightbox-caption {
    color: var(--color-gold);
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-top: 1.25rem;
    text-align: center;
}

.lightbox-close {
    position: absolute;
    top: 1.5rem;
    right: 2.5rem;
    color: var(--color-white);
    font-size: 3rem;
    cursor: pointer;
    transition: color 0.2s;
}

.lightbox-close:hover {
    color: var(--color-gold);
}

/* =========================================
   TECHNIQUE & RÉGIE
   ========================================= */
.tech-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin: 2rem 0;
}

.tech-item {
    display: flex;
    gap: 1rem;
    background: var(--color-white);
    padding: 1.25rem;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 15px rgba(0,0,0,0.04);
    border-left: 3px solid var(--color-gold);
}

.tech-icon { font-size: 1.75rem; line-height: 1; }

.tech-item h4 {
    color: var(--color-primary);
    margin-bottom: 0.35rem;
}

.tech-item p {
    font-size: 0.85rem;
    color: #718096;
    margin: 0;
    line-height: 1.5;
}

.tech-highlight {
    background: rgba(212, 175, 55, 0.1);
    border: 1px dashed var(--color-gold);
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    color: var(--color-primary);
    font-size: 0.9rem;
}

/* =========================================
   CONTACT & DEVIS
   ========================================= */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.35fr;
    gap: 3rem;
    margin-top: 3rem;
}

.contact-info {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-luxe);
    border: 1px solid rgba(212, 175, 55, 0.25);
}

.contact-info h3 {
    color: var(--color-gold);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.contact-lead {
    color: #CBD5E0;
    font-size: 0.95rem;
    margin-bottom: 2rem;
}

.info-card {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
    margin-bottom: 1.75rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.info-card:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.info-icon { font-size: 1.5rem; }

.info-body h4 {
    color: #E2E8F0;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.25rem;
}

.info-val {
    display: inline-block;
    color: var(--color-gold);
    font-size: 1.15rem;
    font-weight: 700;
}

.info-val:hover { color: var(--color-white); }

.info-val-text {
    color: var(--color-white);
    font-size: 1rem;
    margin: 0;
}

.info-sub {
    display: block;
    color: #A0AEC0;
    font-size: 0.78rem;
    margin-top: 0.2rem;
}

/* Contact Form */
.contact-form {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-luxe);
    border: 1px solid var(--color-gray-light);
}

.form-title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--color-primary);
    font-weight: 700;
    margin-bottom: 1.75rem;
    border-bottom: 2px solid var(--color-gold);
    padding-bottom: 0.5rem;
    display: inline-block;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #4A5568;
    margin-bottom: 0.4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    border: 1px solid #CBD5E0;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.checkbox-group input { width: auto; margin: 0; }
.checkbox-group label { margin: 0; text-transform: none; font-size: 0.9rem; }

.form-status {
    margin-top: 1rem;
    font-size: 0.9rem;
    font-weight: 600;
    text-align: center;
}

.form-status.success { color: #2E7D32; }
.form-status.error { color: #C62828; }

/* =========================================
   FOOTER
   ========================================= */
.footer {
    background-color: var(--color-dark);
    color: #A0AEC0;
    padding: 4.5rem 0 2rem 0;
    border-top: 1px solid rgba(212, 175, 55, 0.25);
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1.2fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 2px;
    margin-bottom: 1rem;
}

.footer-brand p {
    font-size: 0.9rem;
    color: #718096;
    line-height: 1.7;
    max-width: 400px;
}

.footer-contact h4,
.footer-nav h4 {
    color: var(--color-gold);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 1.25rem;
}

.footer-contact p {
    font-size: 0.9rem;
    color: #CBD5E0;
    margin-bottom: 0.5rem;
}

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

.footer-nav ul {
    list-style: none;
}

.footer-nav li { margin-bottom: 0.5rem; }

.footer-nav a {
    color: #A0AEC0;
    font-size: 0.9rem;
}

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

.footer-bottom {
    padding-top: 2rem;
    text-align: center;
    font-size: 0.8rem;
    color: #718096;
}

/* =========================================
   RESPONSIVE DESIGN (MOBILE & TABLET)
   ========================================= */
@media (max-width: 1024px) {
    .metrics-grid { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
    .metric-card { border-right: none; }
    .formats-grid { grid-template-columns: repeat(2, 1fr); }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .grid-2-cols { grid-template-columns: 1fr; gap: 2.5rem; }
    .footer-top { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
    .hero-title { font-size: 2.4rem; }
    .topbar-actions { display: none; }
    .nav-toggle { display: block; }
    .nav-menu {
        position: fixed;
        top: 0; right: -100%;
        width: 80%; height: 100vh;
        background: var(--color-dark);
        flex-direction: column;
        justify-content: center;
        transition: right 0.35s ease;
        box-shadow: -5px 0 25px rgba(0,0,0,0.5);
    }
    .nav-menu.active { right: 0; }
    .formats-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .tech-grid { grid-template-columns: 1fr; }
}

/* ==========================================
   FAQ SECTION (SEO & USER EXPERIENCE)
   ========================================== */
.faq-accordion {
    max-width: 850px;
    margin: 2.5rem auto 0;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: rgba(11, 26, 20, 0.65);
    border: 1px solid rgba(212, 175, 55, 0.25);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover, .faq-item[open] {
    border-color: rgba(212, 175, 55, 0.6);
    background: rgba(11, 26, 20, 0.85);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.faq-question {
    padding: 1.25rem 1.5rem;
    font-family: var(--font-heading);
    font-size: 1.05rem;
    color: var(--color-gold);
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    list-style: none;
    user-select: none;
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-icon {
    font-size: 1.4rem;
    color: var(--color-gold);
    transition: transform 0.3s ease;
    line-height: 1;
}

.faq-item[open] .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 1.5rem 1.25rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    font-size: 0.95rem;
}

.faq-answer strong {
    color: var(--color-white);
}