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

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

body {
    background-color: #050505;
    color: #f0f0f0;
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    /* ESPACE DE SÉCURITÉ SUR ORDINATEUR */
    padding-top: 130px;
    overflow-x: hidden;
    background-image: radial-gradient(circle at 50% 0%, #1a1500 0%, #050505 60%);
    background-attachment: scroll;
    /* Indispensable pour la 3D */
    perspective: 2000px;
}

::selection { background: #d4af37; color: #000000; }
::-webkit-scrollbar { width: 12px; }
::-webkit-scrollbar-track { background: #050505; }
::-webkit-scrollbar-thumb { background: #aa8c2c; border-radius: 6px; border: 3px solid #050505; }
::-webkit-scrollbar-thumb:hover { background: #d4af37; }

/* ========================================= */
/* BARRE DE NAVIGATION (DESKTOP)             */
/* ========================================= */
.navbar {
    position: fixed; top: 0; left: 0; width: 100%; height: 90px;
    background: rgba(5, 5, 5, 0.98); border-bottom: 1px solid rgba(212, 175, 55, 0.15);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 25px; z-index: 5000; box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
}
.nav-brand { display: flex; align-items: center; z-index: 5001; }
.nav-logo-img { height: 48px; width: auto; filter: drop-shadow(0 0 5px rgba(212, 175, 55, 0.3)); transition: transform 0.3s ease; }
.navbar:hover .nav-logo-img { transform: scale(1.05); }

/* Éléments masqués sur Desktop, affichés sur Mobile */
.nav-toggle { display: none; }
.nav-burger { display: none; flex-direction: column; justify-content: space-between; width: 30px; height: 21px; cursor: pointer; z-index: 5002; }
.nav-burger span { display: block; height: 3px; width: 100%; background-color: #d4af37; border-radius: 3px; transition: all 0.3s ease; }

.nav-links { display: flex; flex: 1; justify-content: center; align-items: center; gap: 2vw; margin: 0 10px; }
.nav-links a {
    text-decoration: none; color: #a0a0a0; font-family: 'Montserrat', sans-serif;
    font-size: clamp(0.7rem, 1vw + 0.3rem, 0.85rem); font-weight: 500; text-transform: uppercase;
    letter-spacing: 1px; padding: 5px 0; position: relative; transition: all 0.3s ease; white-space: nowrap;
}
.nav-links a::after {
    content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px;
    background: #d4af37; transition: width 0.3s cubic-bezier(0.25, 1, 0.5, 1); box-shadow: 0 0 10px rgba(212, 175, 55, 0.8);
}
.nav-links a:hover, .nav-links a.active { color: #ffffff; text-shadow: 0 0 15px rgba(212, 175, 55, 0.6); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

/* LE BOUTON CV ROYAL (DESKTOP) */
.btn-cv-desktop {
    display: inline-flex; align-items: center; justify-content: center; height: 37px; padding: 0 25px;
    min-width: 125px; gap: 8px; margin: 0 0 0 auto; background: linear-gradient(135deg, #d4af37 0%, #aa8c2c 100%);
    color: #000000 !important; font-family: 'Montserrat', sans-serif; font-size: 0.75rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 1px; text-decoration: none; border-radius: 4px;
    border: 1px solid #f9e5a0; box-shadow: 0 0 15px rgba(212, 175, 55, 0.4); position: relative; overflow: hidden; transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.btn-cv-desktop:hover { transform: translateY(-2px); box-shadow: 0 0 25px rgba(212, 175, 55, 0.4); background: linear-gradient(135deg, #fff7cc 0%, #d4af37 100%); }
.btn-cv-desktop::before { content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%; background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent); transition: 0.6s; }
.btn-cv-desktop:hover::before { left: 100%; }

.btn-cv-mobile { display: none; }

/* ========================================= */
/* STRUCTURE ET TITRES                       */
/* ========================================= */
.contact-container { 
    flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-start; 
    padding: 0 20px 60px 20px; width: 90%; max-width: 1280px; margin: 0 auto; position: relative; z-index: 10; 
}
.page-header { text-align: center; margin-bottom: 50px; }
.main-title {
    font-family: 'Playfair Display', serif; font-size: clamp(3rem, 6vw, 4.5rem); font-weight: 400; 
    font-style: italic; line-height: 1.1; margin: 0 0 10px 0; background: linear-gradient(to right, #ffffff 20%, #f0d78c 50%, #ffffff 80%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.5));
    animation: fadeDown 1s ease-out;
}
.subtitle-instruction {
    font-family: 'Montserrat', sans-serif; color: #d4af37; font-size: 1.1rem; font-weight: 300; margin: 0;
    position: relative; display: inline-block; padding-bottom: 15px; opacity: 0; animation: fadeIn 1s ease-out 0.5s forwards;
}
.subtitle-instruction::after {
    content: ''; display: block; width: 40px; height: 1px; background-color: #d4af37; margin: 10px auto 0 auto; box-shadow: 0 0 10px #d4af37;
}

/* ========================================= */
/* LA CARTE DE CONTACT 3D PARALLAX           */
/* ========================================= */
.card-wrapper { perspective: 1500px; width: 100%; max-width: 700px; opacity: 0; transform: translateY(40px); animation: slideUp 0.8s ease-out 0.2s forwards; }

.contact-card {
    background: linear-gradient(145deg, #111 0%, #050505 100%); border-radius: 16px; padding: 60px; width: 100%;
    position: relative; overflow: hidden; transform-style: preserve-3d; transition: transform 0.1s ease-out, box-shadow 0.1s ease-out;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
    border-top: 1px solid rgba(212, 175, 55, 0.4); border-left: 1px solid rgba(212, 175, 55, 0.2); border-right: 1px solid rgba(0,0,0,0.9); border-bottom: 1px solid rgba(0,0,0,0.9);
}

.contact-info { position: relative; z-index: 1; display: flex; flex-direction: column; gap: 40px; transform-style: preserve-3d; }

.contact-item {
    display: flex; align-items: center; gap: 25px; padding: 20px; border-radius: 8px; transition: background 0.3s ease; border: 1px solid transparent; cursor: pointer; position: relative;
    /* Lévitation 3D */
    transform: translateZ(30px); transform-style: preserve-3d; transition: transform 0.3s ease, background 0.3s ease, border-color 0.3s ease;
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.03); border: 1px solid rgba(212, 175, 55, 0.3);
    transform: translateZ(50px) scale(1.02); box-shadow: 0 10px 20px rgba(0,0,0,0.5);
}

.icon-circle {
    width: 60px; height: 60px; min-width: 60px; border-radius: 50%; border: 1px solid #d4af37; display: flex; align-items: center; justify-content: center;
    color: #d4af37; background: rgba(10, 10, 10, 0.5); font-size: 1.5rem; transition: all 0.4s ease; box-shadow: 0 0 20px rgba(212, 175, 55, 0.15);
    transform: translateZ(20px);
}

.contact-item:hover .icon-circle { background: #d4af37; color: #000000; box-shadow: 0 0 25px rgba(212, 175, 55, 0.4); transform: translateZ(30px) scale(1.1); }

.item-text h2 { font-family: 'Playfair Display', serif; color: #f0d78c; font-size: 1.3rem; margin: 0 0 5px 0; font-weight: 400; }
.contact-link, .contact-text { font-family: 'Montserrat', sans-serif; color: #ffffff; text-decoration: none; font-size: 1.1rem; font-weight: 300; position: relative; transition: color 0.3s; }
.contact-item:hover .contact-link, .contact-item:hover .contact-text { color: #d4af37; }

/* BULLE DE COPIE (PRESSE-PAPIERS) */
.copy-tooltip {
    position: absolute; right: 20px; top: 50%; transform: translateY(-50%) translateZ(40px) scale(0.5);
    background: linear-gradient(135deg, #d4af37 0%, #aa8c2c 100%); color: #000; padding: 5px 12px; border-radius: 20px; font-size: 0.8rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 1px; opacity: 0; pointer-events: none; transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); box-shadow: 0 5px 15px rgba(212, 175, 55, 0.4);
}
.copy-tooltip.active { opacity: 1; transform: translateY(-50%) translateZ(60px) scale(1); }

/* BOUTON LINKEDIN PULSANT */
.social-links { margin-top: 50px; padding-top: 30px; border-top: 1px solid rgba(255, 255, 255, 0.05); display: flex; justify-content: center; position: relative; z-index: 1; transform: translateZ(40px); }
.social-btn { display: flex; align-items: center; gap: 12px; text-decoration: none; padding: 15px 40px; border: 1px solid #a3a3a3; border-radius: 50px; color: #a3a3a3; font-family: 'Montserrat', sans-serif; font-weight: 600; text-transform: uppercase; font-size: 0.9rem; letter-spacing: 2px; transition: all 0.4s ease; position: relative; overflow: hidden; box-shadow: 0 0 0 rgba(212, 175, 55, 0); animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(212, 175, 55, 0.4); } 70% { box-shadow: 0 0 0 15px rgba(212, 175, 55, 0); } 100% { box-shadow: 0 0 0 0 rgba(212, 175, 55, 0); } }
.social-btn:hover { border-color: #d4af37; color: #000; background: #d4af37; transform: scale(1.05); animation: none; box-shadow: 0 10px 25px rgba(212, 175, 55, 0.5); }
.social-btn svg { transition: transform 0.4s ease; }
.social-btn:hover svg { transform: scale(1.2); }

/* ========================================= */
/* ANIMATIONS MAGIQUES                       */
/* ========================================= */
#comm-waves { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; z-index: -1; pointer-events: none; }
.ripple { position: absolute; border-radius: 50%; transform: scale(0); animation: ripple-effect 0.6s linear; background-color: rgba(255, 255, 255, 0.4); pointer-events: none; }
@keyframes ripple-effect { to { transform: scale(4); opacity: 0; } }
@keyframes fadeDown { from { opacity: 0; transform: translateY(-30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideUp { from { opacity: 0; transform: translateY(40px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* ========================================= */
/* LE VRAI RESPONSIVE MOBILE (CORRIGÉ & BLINDÉ) */
/* ========================================= */
@media (max-width: 900px) {
    /* CORRECTION : On tue le padding du body et on met une grosse marge au conteneur */
    body { padding-top: 0 !important; }
    
    .contact-container { margin-top: 110px !important; } /* Empêche le titre de passer sous le menu ! */
    
    .navbar { height: 70px; padding: 0 20px; flex-direction: row; justify-content: space-between; background: #050505; }
    .nav-logo-img { height: 35px; margin: 0; }
    
    .btn-cv-desktop { display: none !important; } /* Adieu le bouton PC sur mobile */
    .nav-burger { display: flex; }

    /* Le menu glissant */
    .nav-links {
        position: fixed; top: 0; right: 0; width: 75%; height: 100vh;
        background-color: #050505; border-left: 1px solid #d4af37;
        flex-direction: column; justify-content: center; align-items: center;
        gap: 30px; margin: 0; transform: translateX(100%);
        transition: transform 0.4s ease-in-out; z-index: 5000;
        box-shadow: -5px 0 15px rgba(0,0,0,0.8);
    }

    .nav-toggle:checked ~ .nav-links { transform: translateX(0); }
    .nav-toggle:checked ~ .nav-burger span:nth-child(1) { transform: rotate(45deg) translate(5px, 6px); }
    .nav-toggle:checked ~ .nav-burger span:nth-child(2) { opacity: 0; }
    .nav-toggle:checked ~ .nav-burger span:nth-child(3) { transform: rotate(-45deg) translate(5px, -6px); }
    
    .nav-links a { font-size: 1.2rem; color: #f0f0f0; }
    
    /* Bouton CV Mobile intégré DANS le menu hamburger */
    .nav-links .btn-cv-mobile { 
        display: block !important; 
        margin-top: 20px; 
        padding: 12px 30px; 
        border: 1px solid #d4af37; 
        color: #d4af37 !important; 
        text-decoration: none; 
        text-transform: uppercase; 
        font-weight: 600; 
        font-size: 0.9rem; 
        letter-spacing: 1px; 
        text-align: center; 
    }

    /* Nettoyage 3D sur mobile pour éviter les bugs tactiles */
    .contact-card, .contact-item, .icon-circle, .social-links { transform-style: flat; transform: none !important; transition: none; }
    .contact-card { padding: 40px 20px; }
    .contact-item { flex-direction: column; text-align: center; gap: 15px; }
    .social-btn { width: 100%; justify-content: center; }
    
    /* Gère la bulle de copie sur mobile */
    .copy-tooltip { position: relative; right: auto; top: auto; transform: none; margin-top: 10px; display: none; }
    .copy-tooltip.active { display: block; transform: none; }
}

.site-footer { text-align: center; padding: 20px; background-color: #050505; color: #d4af37; font-size: 0.9rem; border-top: 1px solid rgba(212, 175, 55, 0.2); margin-top: auto; }