/* Reset & Variables */
:root {
    --primary: #000000; 
    --dark: #333333;
    --light: #f4f4f4;
    --text: #1a1a1a;
    --white: #fff;
    --transition: all 0.3s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: var(--text); }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; }

/* Utilities */
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.text-center { text-align: center; }
.section { padding: 80px 0; }
.bg-light { background-color: var(--light); }
.section-title { text-align: center; font-size: 2.5rem; margin-bottom: 50px; color: var(--primary); text-transform: uppercase; letter-spacing: 1px; }

/* Buttons */
.btn-primary {
    background: var(--primary); color: var(--white); padding: 10px 25px; border-radius: 4px; font-weight: bold; transition: var(--transition);
}
.btn-primary:hover { background: var(--dark); transform: translateY(-2px); }

/* Bouton spécial pour le Hero section (Blanc sur fond sombre) */
.btn-white-hero {
    background: var(--white);
    color: var(--primary);
}
.btn-white-hero:hover {
    background: #e0e0e0;
    color: #000;
}

.btn-secondary {
    background: transparent; border: 2px solid var(--white); color: var(--white); padding: 10px 25px; border-radius: 4px; font-weight: bold; transition: var(--transition);
}
.btn-secondary:hover { background: var(--white); color: var(--primary); }

.btn-white { background: var(--white); color: var(--primary); padding: 12px 30px; border-radius: 4px; font-weight: bold; display: inline-block; margin: 10px; }
.btn-outline-white { border: 2px solid var(--white); color: var(--white); padding: 10px 28px; border-radius: 4px; font-weight: bold; display: inline-block; margin: 10px; }
.btn-outline-white:hover { background: var(--white); color: var(--primary); }

/* Navbar */
.navbar { background: var(--white); box-shadow: 0 2px 5px rgba(0,0,0,0.05); position: fixed; width: 100%; top: 0; z-index: 1000; height: 80px; display: flex; align-items: center; }
.navbar .container { display: flex; justify-content: space-between; align-items: center; width: 100%; }

/* LOGO IMAGE STYLING */
.logo-link { display: flex; align-items: center; }
.logo-img { height: 60px; width: auto; }

.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links li a { font-weight: 600; text-transform: uppercase; font-size: 0.9rem; letter-spacing: 0.5px; transition: opacity 0.3s; }
.nav-links li a:hover { opacity: 0.6; }
.hamburger { display: none; font-size: 1.5rem; cursor: pointer; color: var(--primary); }

/* --- HERO SECTION (MODIFIÉE POUR VIDÉO) --- */
.hero {
    height: 100vh;
    width: 100%;
    position: relative; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    text-align: center; 
    color: var(--white);
    margin-top: 0;
    overflow: hidden; /* TRES IMPORTANT : Coupe les bords de la vidéo zoomée */
}

/* Nouveau style pour la vidéo avec le ZOOM pour cacher le logo */
.back-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    object-fit: cover; /* Remplit tout l'espace proprement */
    
    /* C'est ici qu'on fait disparaitre le logo Veo */
    transform: scale(1.15); /* Zoom à 115% pour être sûr que le logo sorte du cadre */
    transform-origin: center; /* On zoom depuis le centre */
}

.hero .overlay { 
    position: absolute; 
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%; 
    background: rgba(0,0,0,0.4); /* Légèrement ajusté pour la lisibilité */
    z-index: -1; 
}

.hero-content { 
    position: relative; 
    z-index: 1; 
    padding: 20px; 
}

.hero h1 { font-size: 3.5rem; margin-bottom: 20px; text-transform: uppercase; letter-spacing: 2px; text-shadow: 2px 2px 4px rgba(0,0,0,0.5); }
.hero p { font-size: 1.5rem; margin-bottom: 30px; font-style: italic; font-family: 'Georgia', serif; }
.hero-btns { display: flex; gap: 15px; justify-content: center; flex-wrap: wrap; }
/* --- FIN HERO SECTION --- */


/* Services Grid */
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.card { background: var(--white); padding: 40px; border-radius: 8px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); text-align: center; transition: var(--transition); border: 1px solid #eee; }
.card:hover { transform: translateY(-5px); box-shadow: 0 15px 30px rgba(0,0,0,0.1); border-color: var(--primary); }
.card .icon { font-size: 3rem; color: var(--primary); margin-bottom: 20px; }
.card h3 { margin-bottom: 15px; text-transform: uppercase; letter-spacing: 1px; }
.card p { margin-bottom: 20px; color: #666; }
.feature-list { text-align: left; margin-top: 20px; }
.feature-list li { margin-bottom: 10px; color: #555; display: flex; align-items: center; }
.feature-list i { color: var(--primary); margin-right: 15px; font-size: 0.9rem; }
.btn-text { color: var(--primary); font-weight: bold; border-bottom: 2px solid transparent; transition: 0.3s; }
.btn-text:hover { border-bottom: 2px solid var(--primary); }

/* Locations */
.locations-grid { display: flex; justify-content: center; gap: 60px; margin-top: 50px; flex-wrap: wrap; }
.loc-item { display: flex; flex-direction: column; align-items: center; font-size: 1.2rem; font-weight: bold; color: var(--text); }
.loc-item i { font-size: 2.5rem; color: var(--primary); margin-bottom: 15px; }

/* CTA Section */
.cta-section { background: var(--primary); color: var(--white); text-align: center; }

/* Footer */
footer { background-color: #111; color: #888; padding: 30px 0; text-align: center; }
footer p { font-size: 0.9rem; }

/* Mobile Responsive */
@media (max-width: 768px) {
    .nav-links { display: none; } 
    .hamburger { display: block; }
    .hero h1 { font-size: 2rem; }
    .hero p { font-size: 1.1rem; }
    .logo-img { height: 45px; }
    .navbar { height: 60px; }
}

/* Program Categories */
.program-category {
    margin-top: 60px;
    margin-bottom: 25px;
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: center;
    color: var(--primary);
}

.certified-title {
    margin-top: 80px;
}

.certified-note {
    margin-bottom: 40px;
    font-weight: 600;
}
/* Language Info Bar */
.info-bar {
    background: var(--primary);
    color: var(--white);
    padding: 18px 0;
    text-align: center;
}

.info-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.info-content i {
    font-size: 1.4rem;
}
/* HERO CAROUSEL (image + texte sur la vidéo) */
.hero-carousel{
    width: min(950px, 92vw);
    margin: 18px auto 26px auto;
    position: relative;
}

.hero-slide{
    display: grid;
    grid-template-columns: 190px 1fr;
    gap: 18px;
    align-items: center;

    background: rgba(255,255,255,0.10);
    border: 1px solid rgba(255,255,255,0.22);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);

    border-radius: 16px;
    padding: 16px;

    opacity: 0;
    transform: translateY(10px);
    transition: opacity 550ms ease, transform 550ms ease;
    pointer-events: none;

    position: absolute;
    inset: 0;
}

.hero-slide.active{
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
    position: relative;
}

.hero-slide-image{
    width: 190px;
    height: 125px;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.18);
}

.hero-slide-image img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-slide-content{
    text-align: left;
}

.hero-slide-content h2{
    margin: 0 0 6px 0;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255,255,255,0.95);
}

.hero-slide-content p{
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.45;
    color: rgba(255,255,255,0.92);
}

/* Controls */
.hero-carousel-controls{
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 10px;
}

.hero-nav{
    width: 42px;
    height: 42px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.25);
    background: rgba(0,0,0,0.28);
    color: #fff;
    cursor: pointer;
    transition: transform 0.2s ease, background 0.2s ease;
}

.hero-nav:hover{
    transform: translateY(-1px);
    background: rgba(0,0,0,0.45);
}

.hero-dots{
    display: flex;
    gap: 10px;
    align-items: center;
    justify-content: center;
    flex: 1;
}

.hero-dots .dot{
    width: 10px;
    height: 10px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.45);
    background: rgba(255,255,255,0.14);
    cursor: pointer;
    transition: transform 0.2s ease, background 0.2s ease;
}

.hero-dots .dot.active{
    background: rgba(255,255,255,0.85);
    transform: scale(1.15);
}

/* Mobile */
@media (max-width: 768px){
    .hero-slide{
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-slide-image{
        width: 100%;
        height: 160px;
    }
    .hero-slide-content{
        text-align: center;
    }
}