:root {
    --bg-color: #ffffff;
    --text-color: #1a1a1a;
    --text-muted: #666666;
    --accent-gold: #C5A059; 
    --accent-gold-hover: #D4AF37;
    --nav-bg: rgba(255, 255, 255, 0.95);
    --font-main: 'Helvetica Neue', Helvetica, Arial, sans-serif;
        }

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

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
        }

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
        }

ul {
    list-style: none;
        }

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
        }

section {
    padding: 100px 0;
        }

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-align: center;
        }

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px auto;
        }


.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    }

.btn-gold {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    background-color: #C5A059 !important; 
    color: #000000 !important; 
    border: 2px solid #C5A059 !important;
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-gold:hover {
    background-color: #ffffff !important; 
    color: #000000 !important;
    border-color: #ffffff !important;
    transform: translateY(-3px); 
}

.btn-outline-gold {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    background-color: transparent !important; 
    color: #C5A059 !important; 
    border: 2px solid #C5A059 !important; 
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    text-decoration: none;
    }

.btn-outline-gold:hover {
    background-color: #ffffff !important; 
    color: #000000 !important; 
    border-color: #ffffff !important; 
    transform: translateY(-3px); 
    }
        /* --- 1. HEADER & NAV --- */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: #000000;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

nav {
    display: flex;
    justify-content: space-between; 
    align-items: center;
    height: 80px;
    padding: 0 5%;
    max-width: 1400px; 
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    color: #ffffff !important;
    text-transform: uppercase;
}

.logo span {
    color: var(--accent-gold) !important;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 40px; 
}

.nav-links {
    display: flex;
    gap: 30px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    position: relative;
    color: #ffffff;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 10px 0;
    cursor: pointer;
    transition: color 0.3s ease;
    text-decoration: none;
}

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

.nav-item:hover::after {
    width: 100%;
}

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

.btn-nav-gold {
    padding: 10px 22px;
    border: 2px solid var(--accent-gold);
    color: var(--accent-gold);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 4px;
    transition: all 0.3s ease;
    background: transparent;
    cursor: pointer;
    text-decoration: none;
}

.btn-nav-gold:hover {
    background-color: #ffffff;
    border-color: #ffffff;
    color: #000000;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 255, 255, 0.1);
}

.hamburger-menu {
    display: none; 
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
    position: relative;
}

.hamburger-menu span {
    display: block;
    width: 30px;
    height: 3px;
    background-color: #ffffff; 
    border-radius: 3px;
    transition: 0.3s ease;
}

 #hero {
    position: relative;
    width: 100%;
    height: 100vh; 
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #000000;
    overflow: hidden;
}

#canvas-stars {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1; 
}

.hero-content {
    position: relative;
    z-index: 2; 
    text-align: center;
    color: white;
}

        .hero-content h1 {
            font-size: 3.5rem;
            font-weight: 800;
            line-height: 1.1;
            margin-bottom: 20px;
            letter-spacing: -2px;
            color: #ffffff; 
        }

        .hero-content h1 span {
            color: var(--accent-gold);
        }

        .hero-content p {
            font-size: 1.25rem;
            color: rgba(255, 255, 255, 0.7); 
            max-width: 700px;
            margin: 0 auto 40px auto;
            font-weight: 300;
        }

        /* ---  SERVICES SECTION --- */
       
     .services-section {
    background-color: #050505; 
    color: #fff;
    padding: 100px 0;
}

.services-section .section-title span {
    color: var(--accent-gold);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px;
    border-radius: 15px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
    text-align: left;
}

.service-card:hover {
    transform: translateY(-10px);
    background: rgba(197, 160, 89, 0.05); 
    border-color: var(--accent-gold);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: block;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--accent-gold);
}

.service-card p {
    color: #ccc;
    font-size: 0.95rem;
    line-height: 1.6;
}

.service-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(197,160,89,0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

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

/* --- SECTION À PROPOS --- */
.about-section {
    background-color: #f9f9f9; 
    color: #1a1a1a;
    padding: 120px 0;
    position: relative;
}

.about-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr; 
    align-items: center;
    gap: 80px;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 5%;
}

/* --- BLOC TEXTE --- */
.about-text-block .section-title {
    text-align: left;
    margin-bottom: 25px;
    font-size: 2.8rem;
    color: #000;
    line-height: 1.2;
}

.about-text-block .section-title span {
    color: var(--accent-gold);
}

.about-lead {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.5;
    margin-bottom: 25px;
    color: #333;
    border-left: 4px solid var(--accent-gold);
    padding-left: 20px;
}

.about-body p {
    font-size: 1.05rem;
    color: #555;
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-body::after {
    content: "Concevoir l’exceptionnel.";
    display: block;
    margin-top: 35px;
    font-family: serif; 
    font-style: italic;
    color: var(--accent-gold);
    font-size: 1.3rem;
    font-weight: 600;
}

.about-btn-wrapper {
    margin-top: 40px;
}

.btn-outline-gold {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    background-color: transparent;
    color: #C5A059; 
    border: 2px solid #C5A059; 
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    cursor: pointer;
}

.btn-outline-gold:hover {
    background-color: #C5A059 !important; 
    color: #ffffff !important; 
    border-color: #C5A059 !important;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(197, 160, 89, 0.2);
}

.about-image-block .image-frame {
    position: relative;
    width: 100%;
    height: 550px;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 20px 20px 0px rgba(197, 160, 89, 0.1);
    transition: all 0.4s ease;
}

.about-image-block .image-frame:hover {
    transform: translate(-5px, -5px);
    box-shadow: 25px 25px 0px rgba(197, 160, 89, 0.2);
}

.about-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%); 
    transition: all 0.6s ease;
}

.image-frame:hover .about-img {
    filter: grayscale(0%);
    transform: scale(1.05);
}

.gold-gradient-overlay {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: linear-gradient(to bottom right, rgba(197, 160, 89, 0.2), transparent);
    pointer-events: none;
}

@media (max-width: 992px) {
    .about-container {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }

    .about-text-block .section-title {
        text-align: center;
        font-size: 2.2rem;
    }

    .about-lead {
        text-align: left;
    }

    .about-image-block .image-frame {
        height: 400px;
    }
}
       
.marquee-section {
    background-color: #000000;
    padding: 60px 0; 
    overflow: hidden;
}

.marquee-wrapper {
    display: flex;
    flex-direction: column;
    gap: 10px; 
}

.marquee-group {
    display: flex;
    overflow: hidden;
    width: 100%;
    user-select: none; 
}

.marquee-content {
    display: flex;
    align-items: center;
    gap: 50px; 
    padding-right: 50px;
    
    animation: marquee-scroll 20s linear infinite; 
    
    white-space: nowrap; 
    flex-shrink: 0;
}

.marquee-content span {
    font-size: 2.5rem; 
    font-weight: 900;
    text-transform: uppercase;
    display: inline-block; 
}

.marquee-group.left .marquee-content { animation-duration: 25s; }
.marquee-group.right .marquee-content { animation-duration: 25s; animation-direction: reverse; }

.gold-text span { color: var(--accent-gold); }
.white-text span { color: #ffffff; }
.outline-text span { 
    color: transparent; 
    -webkit-text-stroke: 1px var(--accent-gold); 
}

@keyframes marquee-scroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

@media (max-width: 768px) {
    .marquee-content span {
        font-size: 1.5rem;
    }
    .marquee-wrapper { gap: 5px; }
}

.teaser-section {
    background-color: #000;
    padding: 120px 0;
    overflow: hidden;
    position: relative;
}

.teaser-container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    align-items: center;
    gap: 80px;
}

.teaser-tag {
    color: var(--accent-gold);
    text-transform: uppercase;
    letter-spacing: 4px;
    font-weight: 700;
    font-size: 0.9rem;
    display: block;
    margin-bottom: 20px;
}

.teaser-title {
    font-size: 3.5rem;
    color: #fff;
    line-height: 1.1;
    margin-bottom: 30px;
    text-align: left;
}

.teaser-title span {
    color: var(--accent-gold);
}

.teaser-text {
    color: #888;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 40px;
}

.teaser-visual {
    position: relative;
}

.floating-card {
    position: relative;
    width: 100%;
    border-radius: 20px;
    overflow: hidden;
    transform: perspective(1000px) rotateY(-15deg) rotateX(5deg); 
    box-shadow: -20px 20px 50px rgba(0,0,0,0.5), 
                0 0 20px rgba(197, 160, 89, 0.2);
    transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
    cursor: pointer;
}

.floating-card img {
    width: 100%;
    display: block;
    filter: brightness(0.8);
    transition: 0.6s;
}

.floating-card:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
    box-shadow: 0 30px 60px rgba(197, 160, 89, 0.3);
}

.floating-card:hover img {
    filter: brightness(1);
}

.decor-circle {
    position: absolute;
    top: -10%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(197, 160, 89, 0.1) 0%, transparent 70%);
    z-index: -1;
}

@media (max-width: 992px) {
    .teaser-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .teaser-title { font-size: 2.5rem; text-align: center; }
    .floating-card { transform: none; }
}

.signature-section {
    background-color: #ffffff; 
    padding: 100px 5%;
    text-align: center;
}

.quote {
    font-family: 'Playfair Display', serif; 
    font-size: 2rem;
    color: #1a1a1a;
    font-style: italic;
    max-width: 800px;
    margin: 0 auto 40px auto;
}

.author {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.name {
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 1.1rem;
}

.role {
    color: var(--accent-gold);
    font-size: 0.9rem;
    margin-top: 5px;
}

.footer-contact {
    background-color: #000;
    padding: 100px 5%;
    text-align: center;
    border-top: 1px solid #222;
}

.contact-title {
    font-size: 4rem;
    color: #fff;
    margin-bottom: 20px;
}

.contact-sub {
    color: #888;
    font-size: 1.2rem;
    margin-bottom: 50px;
}

.btn-gold-fill {
    display: inline-block;
    padding: 20px 50px;
    background-color: var(--accent-gold);
    color: #fff;
    font-weight: 900;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.4s ease;
}

.btn-gold-fill:hover {
    background-color: #fff;
    color: #000;
    transform: scale(1.05);
}
.contact-title span {
    color: var(--accent-gold); 
}

.main-footer {
    background-color: #000;
    padding: 80px 5% 40px 5%;
    border-top: 1px solid rgba(197, 160, 89, 0.2);
    color: #fff;
    width: 100%;
    position: relative;
    z-index: 10;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr; 
    gap: 60px; 
    max-width: 1400px; 
    margin: 0 auto 60px auto;
    width: 100%;
}

.left-align {
    text-align: left !important;
    display: flex;
    flex-direction: column;
    align-items: flex-start !important; 
}

.footer-logo {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 20px;
    text-transform: uppercase;
}
.footer-logo span { color: var(--accent-gold); }

.footer-brand p {
    color: #888;
    max-width: 320px;
    line-height: 1.7;
    margin-bottom: 30px;
    font-size: 0.95rem;
}

.footer-socials {
    display: flex;
    gap: 20px; 
    align-items: center;
}

.social-icon svg {
    width: 26px; 
    height: 26px;
    fill: #888; 
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform, fill;
}

.social-icon:hover svg {
    fill: var(--accent-gold); 
    transform: translateY(-5px) scale(1.1); 
}

.footer-links h4 {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    margin-bottom: 25px;
    color: var(--accent-gold);
    font-weight: 700;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links ul li { margin-bottom: 14px; }

.footer-links ul li a {
    color: #888;
    text-decoration: none;
    transition: 0.3s ease;
    font-size: 0.95rem;
}

.footer-links ul li a:hover {
    color: #fff;
    padding-left: 8px; 
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid #111;
    padding-top: 30px;
    color: #555;
    font-size: 0.8rem;
    width: 100%;
}

.footer-bottom span {
    display: block;
    margin-top: 5px;
    font-style: italic;
}

@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr; 
        gap: 50px;
        text-align: center; 
    }
    
    .left-align {
        text-align: center !important;
        align-items: center !important; 
    }

    .footer-brand p { margin: 0 auto 30px auto; }
    
    .footer-socials { justify-content: center; } 
  }

/* ========================================= */
/* --- PAGE PROJETS : L'IMMERSION NOIRE --- */
/* ========================================= */

.projets-page {
    background-color: #000;
    color: #fff;
    overflow-x: hidden;
}

/* 1. HERO & FILTRES : L'UNIVERS (AVEC NÉBULEUSE INTÉGRÉE) */
.projets-hero-universe {
    position: relative;
    padding: 220px 0 100px 0;
    /* ON DESSINE LA NÉBULEUSE DIRECTEMENT DANS LE FOND */
    background: 
        radial-gradient(circle at center, 
            rgba(212, 175, 55, 0.25) 0%,   /* Halo Or au centre */
            rgba(212, 175, 55, 0.08) 35%,  
            transparent 70%
        ),
        #000; /* Fond noir profond */
    overflow: hidden;
    text-align: center;
}

/* On désactive l'ancienne div car le fond est maintenant dans le Hero */
.universe-background {
    display: none; 
}

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

.projets-hero-universe .page-title-universe {
    font-size: 5rem;
    color: #fff;
    line-height: 1;
    margin-bottom: 30px;
    font-weight: 900;
    letter-spacing: -2px;
    /* Lueur subtile sur le texte pour le détacher du halo */
    text-shadow: 0 0 35px rgba(212, 175, 55, 0.2);
}

.projets-hero-universe .page-title-universe span { 
    color: var(--accent-gold); 
}

.projets-hero-universe .hero-subtitle-universe {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.25rem;
    line-height: 1.8;
    max-width: 750px;
    margin: 0 auto;
}

/* Filtres de la Galerie */
.filter-container-universe {
    position: relative;
    z-index: 2;
    margin-top: 80px;
    display: flex;
    justify-content: center;
    gap: 15px;
    padding-bottom: 20px;
}

.filter-btn {
    background: #050505;
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.5);
    padding: 12px 30px;
    border-radius: 40px;
    cursor: pointer;
    transition: 0.4s ease;
    font-size: 0.8rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-weight: 700;
}

.filter-btn.active, .filter-btn:hover {
    border-color: var(--accent-gold);
    color: #fff;
    box-shadow: 0 0 25px rgba(var(--accent-gold-rgb), 0.15);
}

/* 3. GRILLE DE PROJETS */
.projets-gallery-dark {
    background-color: #000;
    padding: 120px 0;
}

.projects-grid-premium {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); 
    gap: 40px; 
    align-items: start;
    width: 100%;
}

.project-card-luxe {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    background: #000;
    border: 1px solid rgba(255, 255, 255, 0.03);
    transition: all 0.7s cubic-bezier(0.23, 1, 0.32, 1);
}

.project-image-wrapper {
    position: relative;
    width: 100%;
    height: 450px; 
    overflow: hidden;
    border-radius: 12px;
    background: #111; 
}

.project-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover; 
    object-position: center;
    filter: grayscale(100%) brightness(0.7);
    transition: transform 0.8s ease, filter 0.5s ease;
}

.project-card-luxe:hover {
    transform: translateY(-10px);
    border-color: rgba(212, 175, 55, 0.3);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.8), 0 0 30px rgba(212, 175, 55, 0.1);
}

.project-card-luxe:hover img {
    filter: grayscale(0%) brightness(1);
    transform: scale(1.08);
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.95) 15%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 50px;
    opacity: 0;
    transition: 0.5s ease-out;
}

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

.project-tag {
    color: var(--accent-gold);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 2px;
    margin-bottom: 15px;
}

.view-project-link {
    margin-top: 20px;
    color: #fff;
    text-decoration: none;
    font-size: 0.85rem;
    border-bottom: 1px solid var(--accent-gold);
    align-self: flex-start;
    padding-bottom: 3px;
    font-weight: bold;
}

.status-badge {
    position: absolute;
    top: 25px;
    right: 25px;
    padding: 7px 15px;
    border-radius: 20px;
    font-size: 0.65rem;
    text-transform: uppercase;
    font-weight: 900;
    backdrop-filter: blur(5px);
}

.status-badge.online { background: rgba(0, 255, 100, 0.08); color: #00ff64; border: 1px solid rgba(0, 255, 100, 0.2); }
.status-badge.offline { background: rgba(255, 255, 255, 0.04); color: #888; border: 1px solid rgba(255, 255, 255, 0.1); }


.final-call-dark {
    background-color: #050505;
    padding: 120px 0;
    border-top: 1px solid #1a1a1a;
    text-align: center;
}

.final-call-dark h2 {
    font-size: 3.5rem;
    line-height: 1.1;
    color: #fff;
    margin-bottom: 30px;
}

.final-call-dark h2 span { color: var(--accent-gold); }

.final-call-dark p {
    color: #888;
    font-size: 1.15rem;
    line-height: 1.8;
    max-width: 600px;
    margin: 0 auto 50px auto;
}

/* Bouton CTA Redimensionné et Élégant */
.final-call-dark .btn-gold-action {
    display: inline-block;
    background-color: transparent;
    color: var(--accent-gold);
    padding: 18px 35px;
    border: 1px solid var(--accent-gold);
    font-weight: 700;
    font-size: 0.9rem;
    border-radius: 4px;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: 0.4s ease;
    text-decoration: none;
}

.final-call-dark .btn-gold-action:hover {
    background-color: var(--accent-gold);
    color: #000;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.15);
}

/* ========================================= */
/* --- RESPONSIVE PROJETS --- */
/* ========================================= */

@media (max-width: 1024px) {
    .projets-hero-universe { 
        padding: 180px 0 80px 0;
        background: radial-gradient(circle at center, rgba(212, 175, 55, 0.2) 0%, transparent 80%), #000;
    }
    .projets-hero-universe .page-title-universe { font-size: 3rem; }
    .projects-grid-premium { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
    .project-image-wrapper { height: 350px; }
    .final-call-dark h2 { font-size: 2.5rem; }

    .filter-container-universe {
        display: flex;
        flex-direction: row;        /* Force la ligne */
        flex-wrap: nowrap;          /* Empêche le retour à la ligne */
        overflow-x: auto;           /* Active le scroll horizontal */
        justify-content: flex-start; /* Aligne à gauche */
        gap: 10px;
        padding-bottom: 15px;
        margin-top: 40px;
        scrollbar-width: none;      /* Cache la barre de scroll (Firefox) */
    }
    
    .filter-container-universe::-webkit-scrollbar {
        display: none;
    }

    /* On force les boutons à garder une taille lisible */
    .filter-btn {
        flex: 0 0 auto;             /* Empêche les boutons de s'écraser */
        padding: 10px 20px;
        font-size: 0.75rem;
    }
}




        #contact {
            background-color: #000000;
            text-align: center;
        }

        .contact-box {
            max-width: 600px;
            margin: 0 auto;
            padding: 50px;
            background: #f9f9f9;
            border-radius: 10px;
            border: 1px solid #eee;
        }

        .contact-box h3 {
            font-size: 1.75rem;
            margin-bottom: 20px;
        }

        .contact-box p {
            color: var(--text-muted);
            margin-bottom: 30px;
        }

        .contact-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 25px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.form-row {
    display: flex;
    gap: 15px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 15px; 
    margin-top: 30px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.form-row {
    display: flex;
    gap: 15px;
}


.contact-form input, 
.contact-form textarea {
    width: 100%;
    padding: 12px 15px;
    border-radius: 5px;
    border: 1px solid #ccc; 
    background-color: #ffffff; 
    color: #000000; 
    font-family: inherit;
    font-size: 1rem;
}

.contact-form input::placeholder, 
.contact-form textarea::placeholder {
    color: #666; 
}

.contact-form input:focus, 
.contact-form textarea:focus {
    outline: none;
    border-color: #d4af37; 
    box-shadow: 0 0 5px rgba(212, 175, 55, 0.3);
}

.btn-gold {
    background-color: #d4af37;
    color: white;
    padding: 12px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: background 0.3s;
}

.btn-gold:hover {
    background-color: #b8962e;
}
        footer {
            background-color: #000000;
            color: rgba(255,255,255,0.6);
            padding: 50px 0;
            font-size: 0.85rem;
            text-align: center;
        }

        .footer-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
        }

        .footer-logo span { color: var(--accent-gold); }
.about-page-main {
    background-color: #000;
    color: #fff;
}

.page-hero {
    padding: 180px 0 100px 0; 
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: center;
    max-width: 1200px; 
    margin: 0 auto;
    padding: 0 20px;
}

.page-tag {
    color: var(--accent-gold);
    text-transform: uppercase;
    letter-spacing: 4px;
    font-weight: 700;
    font-size: 0.9rem;
    display: block;
    margin-bottom: 20px;
}

.page-title {
    font-size: 4rem;
    line-height: 1.1;
    color: #fff;
    margin-bottom: 30px;
    text-align: left;
}

.page-title span { color: var(--accent-gold); }

.hero-text {
    color: #888;
    font-size: 1.2rem;
    line-height: 1.8;
    max-width: 600px;
}

.about-image-wrapper {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    height: 550px; 
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.about-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%) contrast(1.1); 
    transition: filter 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s ease;
}

.about-page-main .about-image-wrapper:hover img {
    filter: grayscale(0%) contrast(1); 
    transform: scale(1.05);
}

.vision-section-light {
    background-color: #fdfdfd;
    color: #1a1a1a;
    padding: 120px 0;
}

.vision-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.vision-text-light h2 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 30px;
}

.vision-text-light h2 span { color: var(--accent-gold); }

.vision-text-light p {
    color: #555;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 40px;
}

.manifesto-quote-dark {
    font-family: 'Playfair Display', serif;
    font-size: 1.8rem;
    color: #1a1a1a !important;
    font-style: italic;
    border-left: 3px solid var(--accent-gold);
    padding-left: 30px;
}

.approach-section {
    padding: 120px 0;
    background-color: #050505;
}

.approach-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.approach-card {
    background-color: #111;
    padding: 50px 30px;
    border-radius: 15px;
    border: 1px solid #222;
    transition: all 0.5s ease;
}

.approach-card:hover {
    border-color: var(--accent-gold);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(197, 160, 89, 0.1);
}

.final-cta-section {
    padding: 120px 0;
    text-align: center;
}

.cta-container h2 { font-size: 3.5rem; margin-bottom: 30px; }

@media (max-width: 992px) {
    .hero-container, .approach-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .page-title, .vision-text-light h2 { font-size: 2.8rem; text-align: center; }
    .hero-text { margin: 0 auto; }
    .about-image-wrapper { height: 400px; }
}
@media (max-width: 768px) {
    .nav-links, .btn-nav-gold { 
        display: none !important; 
    } 

    nav {
        display: flex !important;
        justify-content: space-between !important;
        width: 100% !important;
        padding: 0 20px !important;
    }

    .hamburger-menu { 
        display: flex !important; 
        flex-direction: column;
        gap: 6px;
        cursor: pointer;
        padding: 10px;
    }

    .hamburger-menu span {
        display: block;
        width: 30px;
        height: 3px;
        background-color: #ffffff; 
        border-radius: 3px;
    }


    #hero {
        height: auto !important; 
        min-height: 110vh; 
        padding-top: 140px !important; 
        padding-bottom: 60px;
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
    }

    .hero-content h1 {
        font-size: 2.2rem !important;
        padding: 0 10px;
    }

    .hero-content p {
        margin-bottom: 30px !important;
        font-size: 1.1rem !important;
    }

    .hero-btns {
        display: flex;
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }

    .btn-gold, .btn-outline-gold {
        width: 80% !important; 
    }
}

.mobile-menu-overlay {
    position: fixed;
    top: 0; 
    left: 100%; 
    width: 100%; 
    height: 100vh;
    background: rgba(0,0,0,0.98);
    display: flex; 
    justify-content: center; 
    align-items: center;
    z-index: 2000; 
    transition: 0.4s ease;
}

.mobile-menu-overlay.active { 
    left: 0; 
}

.close-menu { 
    position: absolute; 
    top: 20px; 
    right: 30px; 
    font-size: 3rem; 
    color: #fff; 
    cursor: pointer; 
}

.mobile-nav-links { 
    list-style: none; 
    text-align: center; 
}

.mobile-nav-links li { 
    margin: 20px 0; 
}

.mobile-nav-links a { 
    color: #fff; 
    font-size: 1.5rem; 
    font-weight: 800; 
    text-transform: uppercase; 
}

html, body {
    overflow-x: hidden;
    width: 100%;
    margin: 0;
    padding: 0;
}

.portfolio-hero-dark {
    width: 100% !important;
    min-height: 300px;
    background-color: #000 !important;
    display: block;
    position: relative;
}

.portfolio-filters-light {
    display: flex;
    flex-wrap: wrap; 
    gap: 10px;
}


.devis-page {
    background-color: #000;
    overflow-x: hidden;
    color: #fff;
}

.devis-hero-prestige {
    padding: 160px 0 40px 0; 
}

.hero-prestige-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr; 
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-text-confine {
    text-align: left;
}

.devis-hero-prestige .page-title-luxe {
    font-size: 3.5rem; 
    line-height: 1.1;
    margin-bottom: 20px;
}

.devis-hero-prestige .page-title-luxe span {
    color: var(--accent-gold);
}

.devis-hero-prestige .hero-subtitle-luxe {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.1rem;
    line-height: 1.7;
    max-width: 550px;
}

.hero-visual-prestige {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    height: 500px;
    box-shadow: 0 0 50px rgba(var(--accent-gold-rgb), 0.1);
}

.hero-visual-prestige img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%) contrast(1.1); 
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-visual-prestige:hover img {
    filter: grayscale(0%) contrast(1);
    transform: scale(1.03);
}

.calculator-gold-frame {
    background-color: #0a0a0a;
    border: 1px solid rgba(var(--accent-gold-rgb), 0.1);
    padding: 50px;
    border-radius: 20px;
    max-width: 1100px;
    margin: 0 auto 80px auto; 
    box-shadow: 0 0 80px rgba(var(--accent-gold-rgb), 0.1);
}

.calc-step { margin-bottom: 40px; }

.step-label {
    display: block;
    color: var(--accent-gold);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
    margin-bottom: 20px;
}

.option-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.option-grid-4 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }

.option-btn {
    position: relative;
    background-color: #050505;
    color: rgba(255, 255, 255, 0.5);
    border: 1px solid #1a1a1a;
    padding: 18px 25px;
    font-size: 0.85rem;
    cursor: pointer;
    border-radius: 8px;
    display: flex;
    justify-content: space-between; 
    transition: all 0.3s ease;
    width: 100%;
}

.option-btn:hover, .option-btn.active {
    border-color: var(--accent-gold);
    color: #fff;
}

.info-icon {
    position: relative;
    width: 20px;
    height: 20px;
    min-width: 20px; 
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 10px;
    z-index: 10;
}
.info-icon::before {
    content: "i";
    font-family: serif;
    font-style: italic;
    font-weight: bold;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
}
.info-text {
    position: absolute;
    bottom: 150%; 
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    width: 240px;
    background: #000;
    border: 1px solid var(--accent-gold);
    color: #eee;
    padding: 15px;
    border-radius: 10px;
    font-size: 0.8rem;
    line-height: 1.4;
    text-align: center;
    text-transform: none;
    box-shadow: 0 10px 40px rgba(0,0,0,0.9);
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
    pointer-events: none; 
}

.info-icon:hover .info-text,
.info-icon.active-touch .info-text {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}
.btn-gold-action {
    background-color: var(--accent-gold);
    color: #000;
    padding: 20px 40px;
    border: none;
    font-weight: 900;
    font-size: 0.95rem;
    border-radius: 5px;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: 0.4s;
    max-width: 100%; 
}
.price-display-gold {
    text-align: center;
    border-top: 1px solid #1a1a1a;
    padding-top: 40px;
}

.total-price-gold {
    font-size: 4rem;
    font-weight: 900;
    color: #fff;
    margin: 10px 0;
}

.total-price-gold.price-change { color: var(--accent-gold); }

.btn-gold-action {
    background-color: var(--accent-gold);
    color: #000;
    padding: 18px 35px;
    border: none;
    font-weight: 800;
    font-size: 0.9rem;
    border-radius: 4px;
    cursor: pointer;
    text-transform: uppercase;
    transition: 0.4s;
}

.btn-gold-action:hover {
    background-color: #fff;
    transform: translateY(-3px);
}

@media (max-width: 768px) {
    /* 1. On réduit drastiquement les paddings du haut et du bas */
    .devis-hero-prestige { 
        padding: 80px 0 10px 0 !important; /* On remonte tout le bloc texte */
    }
    
    /* 2. Titre et sous-titre plus compacts */
    .devis-hero-prestige .page-title-luxe { 
        font-size: 2.2rem !important; 
        text-align: center;
        margin-bottom: 10px;
    }

    .devis-hero-prestige .hero-subtitle-luxe {
        margin-bottom: 20px;
        font-size: 0.95rem;
    }
    
    /* 3. On réduit l'espace entre le texte/image et le calculateur */
    .hero-prestige-grid { 
        grid-template-columns: 1fr; 
        text-align: center; 
        gap: 15px !important; /* Presque plus de gap */
    }
    
    .hero-text-confine { text-align: center; margin: 0 auto; }
    .hero-visual-prestige { height: 250px; margin-bottom: 0; }

    /* 4. LE CALCULATEUR : On réduit le margin-top à 0 pour coller au texte */
    .calculator-gold-frame { 
        padding: 25px 15px; 
        margin: 0px 10px 40px 10px !important; /* 0px en haut ! */
    }
    
    .option-grid-3, .option-grid-4 { 
        grid-template-columns: 1fr; 
        gap: 10px;
    }

    .total-price-gold { font-size: 2.5rem; }

    .btn-gold-action {
        padding: 15px 20px; 
        font-size: 0.8rem;
        width: 100%; 
    }
    
    /* Info-bulles mobile */
    .info-text {
        width: 200px;
        position: fixed; 
        bottom: 20%;
        left: 50%;
        transform: translateX(-50%);
        z-index: 9999;
    }
}





.contact-page {
    background-color: #000;
    color: #fff;
    overflow-x: hidden;
}

.contact-hero {
    padding: 180px 0 100px 0;
    background-color: #000;
}

.hero-container-align {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.contact-hero .page-title {
    font-size: 4rem; 
    color: #fff;
    line-height: 1.1;
    margin-bottom: 25px;
    text-align: left;
}

.contact-hero .page-title span { color: var(--accent-gold); }

.contact-hero .hero-subtitle-luxe {
    color: rgba(255, 255, 255, 0.75);
    font-size: 1.15rem;
    line-height: 1.8;
    max-width: 650px;
    margin-right: auto;
    text-align: left;
}

.form-section-dark {
    background-color: #050505; 
    padding: 120px 0;
}

.grid-contact {
    display: grid;
    grid-template-columns: 1fr 1fr; 
    gap: 80px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    align-items: center;
}

.contact-vision h2 {
    font-size: 3rem;
    line-height: 1.1;
    color: #fff;
    margin-bottom: 30px;
}

.contact-vision p {
    color: #888;
    font-size: 1.1rem;
    line-height: 1.8;
    max-width: 500px;
}

.form-gold-frame {
    background-color: #000;
    border: 1px solid rgba(var(--accent-gold-rgb), 0.1); 
    padding: 60px;
    border-radius: 20px;
    position: relative;
    box-shadow: 0 0 80px rgba(var(--accent-gold-rgb), 0.08), 
                0 0 30px rgba(var(--accent-gold-rgb), 0.04);
                
    transition: box-shadow 0.6s ease;
}

.form-gold-frame:hover {
    box-shadow: 0 0 100px rgba(var(--accent-gold-rgb), 0.15), 
                0 0 40px rgba(var(--accent-gold-rgb), 0.08);
}

.form-gold-frame h3 {
    font-size: 2.2rem;
    color: #fff;
    margin-bottom: 50px;
    text-align: center;
}

.form-group {
    margin-bottom: 30px;
}

.form-group label {
    display: block;
    color: var(--accent-gold);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.8rem;
    margin-bottom: 15px;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 18px 20px;
    background-color: #0c0c0c; 
    border: 1px solid #1a1a1a;
    color: #fff;
    border-radius: 8px;
    font-size: 0.95rem;
    transition: 0.3s;
}

.form-group input:focus, .form-group textarea:focus {
    border-color: rgba(var(--accent-gold-rgb), 0.5); 
    outline: none;
    box-shadow: 0 0 15px rgba(var(--accent-gold-rgb), 0.1);
}


.form-gold-frame .btn-gold-action {
    width: 100%; 
    padding: 22px 30px;
    font-weight: 900;
    font-size: 1rem;
    border-radius: 6px;
}




@media (max-width: 992px) {
    .contact-hero .page-title { font-size: 2.8rem; text-align: center; }
    .contact-hero .hero-subtitle-luxe { text-align: center; margin: 0 auto; font-size: 1rem;}
    
    .grid-contact { 
        grid-template-columns: 1fr; 
        text-align: center; 
        gap: 50px;
    }
    
    .contact-vision h2 { font-size: 2.2rem; }
    .contact-vision p { margin: 0 auto; font-size: 1rem; }
    
    .form-gold-frame { padding: 40px 20px; }
    .form-gold-frame h3 { font-size: 1.8rem; }
    
    .form-group input, .form-group textarea { padding: 15px; }
    .form-gold-frame .btn-gold-action { padding: 18px 25px; font-size: 0.85rem; }
}

/* --- SECTION SYSTÈME FONDATEUR --- */
.founder-system {
    padding: 100px 0;
    background: #000;
}

.system-window {
    background: #050505;
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0,0,0,0.8), 0 0 20px rgba(212, 175, 55, 0.05);
}

.system-header {
    background: rgba(212, 175, 55, 0.1);
    padding: 15px 25px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
}

.system-header .dots { display: flex; gap: 8px; margin-right: 20px; }
.system-header .dots span { width: 10px; height: 10px; border-radius: 50%; background: rgba(212, 175, 55, 0.3); }

.system-title { font-family: 'Courier New', monospace; font-size: 0.7rem; color: var(--accent-gold); letter-spacing: 2px; }

.system-body { padding: 50px; }
.system-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 60px; align-items: center; }

/* Photo avec ligne de scan */
.system-photo { position: relative; border: 1px solid #1a1a1a; overflow: hidden; }
.system-photo img { width: 100%; filter: grayscale(100%) contrast(1.2); transition: 0.5s; }
.system-photo:hover img { filter: grayscale(0%) brightness(0.8); }

.scan-line {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 2px;
    background: rgba(212, 175, 55, 0.5);
    box-shadow: 0 0 15px var(--accent-gold);
    animation: scan 3s linear infinite;
}

@keyframes scan { 0% { top: 0; } 100% { top: 100%; } }

/* Data Text */
.system-data { font-family: 'Courier New', monospace; }
.data-line { margin-bottom: 15px; font-size: 1rem; }
.data-line .label { color: var(--accent-gold); margin-right: 10px; }
.data-line .value { color: #fff; }

.skill-bars { margin: 40px 0; }
.skill-item { margin-bottom: 20px; }
.skill-item span { display: block; font-size: 0.7rem; color: #555; margin-bottom: 8px; letter-spacing: 2px; }

.bar-bg { width: 100%; height: 4px; background: #111; border-radius: 2px; position: relative; }
.bar-fill { 
    height: 100%; 
    background: var(--accent-gold); 
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.5);
    transition: width 2s ease-out;
}

.system-footer-text {
    font-size: 0.9rem;
    color: #888;
    line-height: 1.6;
    border-left: 2px solid var(--accent-gold);
    padding-left: 20px;
    margin-top: 30px;
    font-style: italic;
}

/* RESPONSIVE */
@media (max-width: 992px) {
    .system-grid { grid-template-columns: 1fr; gap: 40px; }
    .system-body { padding: 30px; }
}
/* ============================================================
   1. VARIABLES & BASES (Vérifie bien cette partie)
   ============================================================ */
:root {
    --bg-color: #ffffff;
    --text-color: #1a1a1a;
    --text-muted: #666666;
    --accent-gold: #C5A059; 
    --accent-gold-hover: #D4AF37;
    --accent-gold-rgb: 197, 160, 89; /* INDISPENSABLE pour les nouveaux éléments */
    --nav-bg: rgba(255, 255, 255, 0.95);
    --font-main: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

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

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

body { 
    font-family: var(--font-main); 
    background-color: var(--bg-color); 
    color: var(--text-color); 
    line-height: 1.6; 
    overflow-x: hidden;
}

/* ============================================================
   2. NAVIGATION & HEADER (L'ancien code qui marche)
   ============================================================ */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: #000000;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

nav {
    display: flex;
    justify-content: space-between; 
    align-items: center;
    height: 80px;
    padding: 0 5%;
    max-width: 1400px; 
    margin: 0 auto;
}

.logo { font-size: 1.5rem; font-weight: 800; color: #ffffff !important; text-transform: uppercase; }
.logo span { color: var(--accent-gold) !important; }

.nav-right { display: flex; align-items: center; gap: 40px; }
.nav-links { display: flex; gap: 30px; list-style: none; }
.nav-item { color: #ffffff; font-size: 0.85rem; font-weight: 600; text-transform: uppercase; text-decoration: none; }
.nav-item:hover { color: var(--accent-gold); }

/* ============================================================
   3. PAGE ACCUEIL & SECTIONS (Services, About, etc.)
   ============================================================ */
.services-section { background-color: #050505; color: #fff; padding: 100px 0; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.service-card { background: rgba(255, 255, 255, 0.03); border: 1px solid rgba(255, 255, 255, 0.1); padding: 40px; border-radius: 15px; transition: 0.4s; }

/* Section À Propos (Celle qui s'affiche bien) */
.about-section { background-color: #f9f9f9; padding: 120px 0; }
.about-container { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 80px; align-items: center; }

/* ============================================================
   4. NOUVEAUX ÉLÉMENTS D'AUJOURD'HUI (Le correctif)
   ============================================================ */

/* --- PAGE PROJETS --- */
.projets-page { background-color: #000 !important; color: #fff; }

.projets-hero-universe {
    position: relative;
    padding: 220px 0 100px 0;
    background: radial-gradient(circle at center, rgba(197, 160, 89, 0.25) 0%, transparent 70%), #000;
    text-align: center;
}

/* FIX FILTRES : J'ai ajouté un nettoyage pour éviter que IONOS les empile */
.filter-container-universe {
    position: relative;
    z-index: 5;
    margin-top: 50px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap; /* Empêche l'empilement vertical moche */
    gap: 15px;
    width: 100%;
}

.filter-btn {
    background: #050505;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    padding: 12px 30px;
    border-radius: 40px;
    cursor: pointer;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.8rem;
    transition: 0.4s;
}

.filter-btn.active, .filter-btn:hover {
    border-color: var(--accent-gold);
    color: #fff;
    box-shadow: 0 0 25px rgba(197, 160, 89, 0.2);
}

/* Grille de Projets Premium */
.projects-grid-premium {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    padding: 50px 0;
}

.project-card-luxe {
    border-radius: 12px;
    overflow: hidden;
    background: #000;
    border: 1px solid rgba(255, 255, 255, 0.03);
    transition: 0.7s cubic-bezier(0.23, 1, 0.32, 1);
}

.project-image-wrapper { height: 450px; position: relative; overflow: hidden; }
.project-image-wrapper img { 
    width: 100%; height: 100%; object-fit: cover; 
    filter: grayscale(100%) brightness(0.7); transition: 0.8s; 
}
.project-card-luxe:hover img { filter: grayscale(0%) brightness(1); transform: scale(1.08); }

/* --- PAGE DEVIS (NOUVEAU) --- */
.devis-page { background-color: #000; color: #fff; }
.devis-hero-prestige { padding: 160px 0 40px 0; }
.hero-visual-prestige { border-radius: 20px; overflow: hidden; height: 500px; box-shadow: 0 0 50px rgba(197, 160, 89, 0.1); }

/* ============================================================
   5. FOOTER & RESPONSIVE (À laisser tout en bas)
   ============================================================ */
.main-footer { background-color: #000; padding: 80px 5%; border-top: 1px solid rgba(197, 160, 89, 0.2); color: #fff; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 60px; max-width: 1400px; margin: 0 auto; }

@media (max-width: 992px) {
    .nav-links, .btn-nav-gold { display: none !important; }
    .hamburger-menu { display: flex !important; }
    .hero-container, .footer-grid { grid-template-columns: 1fr; text-align: center; }
}

@media (max-width: 768px) {
    .filter-container-universe { justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; padding-bottom: 15px; }
    .filter-btn { flex: 0 0 auto; }
}