/* 1. SETUP & VARIABLES - Cyber-Luxe Palette */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;600;800&display=swap');

:root {
    --rose: #ff0080; 
    --purple: #7928ca;
    --gradient: linear-gradient(135deg, var(--rose), var(--purple));
    --rose-glow: rgba(255, 0, 128, 0.25);
    --bg: #030305; 
    --card: rgba(10, 10, 18, 0.6);
    --border: rgba(255, 255, 255, 0.08); 
    --text: #f8f9fa;
    --text-dim: #a0a0b0; 
    --transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 2. BASES & TYPO */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); font-family: 'Plus Jakarta Sans', sans-serif; color: var(--text); }
body { 
    background: 
        radial-gradient(circle at 10% 20%, rgba(121, 40, 202, 0.12) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(255, 0, 128, 0.08) 0%, transparent 40%),
        var(--bg);
    background-attachment: fixed;
    overflow-x: hidden;
}

h1, h2 { font-weight: 800; letter-spacing: -0.05em; line-height: 0.95; margin-bottom: 2rem; }
h1 { font-size: clamp(3.5rem, 12vw, 6.5rem); }
h2 { font-size: clamp(2.5rem, 7vw, 4rem); }
p { color: var(--text-dim); font-size: 1.2rem; font-weight: 300; line-height: 1.6; margin-bottom: 2.5rem; }

.highlight { 
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 10px var(--rose-glow));
}

/* 3. BOÎTE À OUTILS (Toutes tes classes restaurées) */
.container { max-width: 1300px; margin: 0 auto; padding: 0 2rem; }
.section { padding: 120px 0; min-height: 90vh; display: flex; flex-direction: column; justify-content: center; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 3rem; }
.flex-group { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.w-full { width: 100%; }
.max-500 { max-width: 550px; }
.mb-0 { margin-bottom: 0 !important; }
.mt-large { margin-top: 4rem; }
.mb-medium { margin-bottom: 2rem; }
.mb-large { margin-bottom: 3.5rem !important; }
.p-large { padding: 6rem 3rem !important; }
.opacity-70 { opacity: 0.7; }
.items-center { align-items: center; }

/* 4. COMPOSANTS (Glass, Buttons, Cards) */
.glass { 
    background: var(--card); backdrop-filter: blur(30px); border: 1px solid var(--border); 
    border-radius: 48px; padding: 4.5rem; transition: var(--transition); 
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}
.glass:hover { 
    border-color: rgba(255, 0, 128, 0.4); 
    transform: translateY(-15px);
    box-shadow: 0 30px 60px rgba(255, 0, 128, 0.1);
}
.border-rose { border-color: var(--rose) !important; box-shadow: inset 0 0 20px var(--rose-glow); }

.btn { 
    display: inline-block; padding: 1.3rem 3.5rem; border-radius: 100px; font-weight: 700; 
    text-transform: uppercase; letter-spacing: 2px; font-size: 0.85rem; text-decoration: none; transition: var(--transition); 
}
.btn-rose { background: var(--gradient); color: #fff; box-shadow: 0 15px 35px var(--rose-glow); }
.btn-outline { background: transparent; color: #fff; border: 2px solid var(--border); }
.btn:hover { transform: scale(1.05); filter: brightness(1.2); box-shadow: 0 20px 40px var(--rose-glow); }

.card { 
    background: rgba(255, 255, 255, 0.02); padding: 2.5rem; border-radius: 35px; 
    border: 1px solid var(--border); transition: var(--transition);
}
.card:hover { border-color: var(--rose-glow); transform: translateY(-5px); background: rgba(255,255,255,0.04); }

.flex-between { display: flex; flex-direction: column; justify-content: space-between; height: 100%; }
.badge { background: var(--gradient); color: #fff; font-size: 0.7rem; font-weight: 800; padding: 0.4rem 1rem; border-radius: 50px; display: inline-block; margin-bottom: 1rem; letter-spacing: 1px; }
small { opacity: 0.6; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1px; }

/* 5. FORMULAIRE */
.form-group { display: flex; flex-direction: column; gap: 0.5rem; width: 100%; text-align: left; }
.form-group label { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 2px; color: var(--text-dim); }
.input-field {
    background: rgba(255,255,255,0.03); border: 1px solid var(--border); padding: 1.2rem;
    border-radius: 15px; color: #fff; font-family: inherit; outline: none; transition: var(--transition);
}
.input-field:focus { border-color: var(--rose); background: rgba(255,255,255,0.06); }
textarea.input-field { resize: none; }

/* 6. NAVIGATION */
header { position: fixed; top: 0; width: 100%; z-index: 1000; padding: 1.5rem 0; background: rgba(3,3,5,0.8); backdrop-filter: blur(20px); border-bottom: 1px solid var(--border); }
nav { display: flex; justify-content: space-between; align-items: center; }
.logo img { height: 45px; display: block; }
.nav-links { list-style: none; }
.nav-links a { color: #fff; text-decoration: none; font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 2px; opacity: 0.6; transition: 0.3s; }
.nav-links a:hover { opacity: 1; color: var(--rose); }
.burger { display: none; cursor: pointer; }
.burger div { width: 25px; height: 2px; background: #fff; margin: 5px; }

/* 7. SPECIFIC UTILS */
.img-hero { 
    max-width: 500px; /* On garde ton plafond de largeur */
    
    /* THE FIX : Préserver les proportions */
    width: 100%; /* Prend la largeur de sa colonne... */
    height: auto !important; /* ...mais la hauteur s'adapte automatiquement (proportionnellement) */
    display: block; /* Retire les espaces indésirables en bas */
    margin: 0 auto; /* Centre l'image dans sa colonne */
    
    filter: drop-shadow(0 0 40px var(--rose-glow));
    animation: float 6s ease-in-out infinite;
}
@keyframes float {
    0%, 100% { transform: translateY(0) scale(1.1); }
    50% { transform: translateY(-20px) scale(1.15); }
}

.video-16-9 { 
    position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; 
    border-radius: 30px; border: 1px solid var(--border); box-shadow: 0 0 40px rgba(0,0,0,0.5);
}
.video-16-9 iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0; }

.list-rose { list-style: none; }
.list-rose li { margin-bottom: 1.2rem; position: relative; padding-left: 2rem; color: var(--text-dim); }
.list-rose li::before { content: "→"; color: var(--rose); position: absolute; left: 0; font-weight: 800; }

h3 { font-size: 1.4rem; margin-bottom: 1.2rem; font-weight: 600; }

/* --- SECTION 8 (Complément pour le Burger) --- */
@media (max-width: 768px) {

    /* 0. ÉTATS PAR DÉFAUT SUR MOBILE */
    .nav-links { 
        display: none; /* On cache le menu par défaut */
    }

    .burger { 
        display: block; /* On affiche enfin le bouton burger */
    }

    /* 1. Ce qui se passe quand le menu reçoit la classe 'nav-active' via le JS */
    .nav-links.nav-active {
        display: flex !important; 
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: rgba(3, 3, 5, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 3rem;
        border-bottom: 1px solid var(--border);
        z-index: 999;
    }

    /* 2. Ce qui se passe quand le burger reçoit la classe 'toggle' via le JS */
    .burger.toggle div:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    .burger.toggle div:nth-child(2) {
        opacity: 0;
    }
    .burger.toggle div:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
}

/* Animation des liens (appelée par ton JS) */
@keyframes navLinkFade {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 9. FOOTER */
footer { 
    padding: 4rem 0; 
    border-top: 1px solid var(--border); 
    margin-top: 4rem;
    background: rgba(3, 3, 5, 0.4);
}

.footer-content { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    flex-wrap: wrap; 
    gap: 2rem; 
}

.footer-logo img { height: 30px; opacity: 0.5; filter: grayscale(1); }

.link-footer { 
    text-decoration: none; 
    font-size: 0.8rem; 
    font-weight: 600; 
    text-transform: uppercase; 
    letter-spacing: 1px; 
    color: var(--text);
    opacity: 0.6;
    transition: var(--transition);
}

.link-footer:hover { opacity: 1; }

.footer-info { text-align: right; }
.footer-info p { font-size: 0.7rem; color: var(--text-dim); margin-bottom: 0.3rem; }

.link-legal { 
    font-size: 0.7rem; 
    color: #444; 
    text-decoration: none; 
    transition: var(--transition); 
}
.link-legal:hover { color: var(--text-dim); }

/* Ajustement responsive pour le footer */
@media (max-width: 768px) {
    .footer-content { justify-content: center; text-align: center; flex-direction: column; }
    .footer-info { text-align: center; }
}