/* =========================================================
   ECOLE DE LANGUE — styles principaux du site public
   Palette inspirée de BILDUNGSINSTITUT KAMERUN : bleu nuit + jaune/or
   ========================================================= */

:root {
    --couleur-primaire: #1a2b4c;     /* bleu nuit (header, footer) */
    --couleur-primaire-clair: #24365e;
    --couleur-accent: #f4b400;       /* jaune/or (boutons, accents) */
    --couleur-accent-fonce: #d99c00;
    --couleur-texte: #2c2c2c;
    --couleur-texte-clair: #6b7280;
    --couleur-fond-clair: #f7f8fa;
    --couleur-blanc: #ffffff;
    --rayon: 8px;
    --ombre: 0 4px 14px rgba(0,0,0,0.08);
    --transition: all 0.25s ease;
}

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

body {
    font-family: 'Segoe UI', Arial, sans-serif;
    color: var(--couleur-texte);
    background: var(--couleur-blanc);
    line-height: 1.6;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

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

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: var(--rayon);
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn-accent {
    background: var(--couleur-accent);
    color: var(--couleur-primaire);
}
.btn-accent:hover { background: var(--couleur-accent-fonce); transform: translateY(-2px); }

.btn-outline {
    background: transparent;
    border: 2px solid var(--couleur-blanc);
    color: var(--couleur-blanc);
}
.btn-outline:hover { background: var(--couleur-blanc); color: var(--couleur-primaire); }

.section { padding: 70px 0; }
.section-titre {
    text-align: center;
    font-size: 32px;
    color: var(--couleur-primaire);
    margin-bottom: 12px;
}
.section-soustitre {
    text-align: center;
    color: var(--couleur-texte-clair);
    max-width: 650px;
    margin: 0 auto 45px;
    font-size: 16px;
}

/* ---------- TOP BAR ---------- */
.topbar {
    background: var(--couleur-primaire);
    color: #cfd6e4;
    font-size: 13px;
    padding: 8px 0;
}
.topbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}
.topbar-infos { display: flex; gap: 24px; flex-wrap: wrap; }
.topbar-infos span { display: flex; align-items: center; gap: 6px; }
.topbar-reseaux { display: flex; gap: 14px; }
.topbar-reseaux a { color: #cfd6e4; }
.topbar-reseaux a:hover { color: var(--couleur-accent); }

/* ---------- HEADER / NAV ---------- */
header.site-header {
    background: var(--couleur-blanc);
    box-shadow: var(--ombre);
    position: sticky;
    top: 0;
    z-index: 100;
}
.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
}
.logo {
    font-size: 21px;
    font-weight: 800;
    color: var(--couleur-primaire);
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    flex-shrink: 0;
}
.logo span { color: var(--couleur-accent); }

nav.menu-principal ul {
    display: flex;
    gap: 20px;
    align-items: center;
}
nav.menu-principal a {
    font-weight: 600;
    font-size: 14.5px;
    color: var(--couleur-primaire);
    padding: 8px 0;
    position: relative;
    white-space: nowrap;
}
nav.menu-principal a:hover { color: var(--couleur-accent-fonce); }

.a-sous-menu { position: relative; }
nav.menu-principal ul.sous-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--couleur-blanc);
    border-radius: var(--rayon);
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
    min-width: 230px;
    padding: 10px 0;
    z-index: 100;
}
.a-sous-menu:hover ul.sous-menu { display: block; }
.sous-menu li { width: 100%; }
.sous-menu a {
    display: block;
    padding: 10px 20px;
    font-size: 14px;
    white-space: nowrap;
    color: var(--couleur-texte);
}
.sous-menu a:hover { background: var(--couleur-fond-clair); color: var(--couleur-accent-fonce); }

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 26px;
    color: var(--couleur-primaire);
    cursor: pointer;
}

.nav-actions { display: flex; gap: 12px; align-items: center; }
.btn-connexion {
    border: 2px solid var(--couleur-primaire);
    color: var(--couleur-primaire);
    padding: 9px 20px;
    border-radius: var(--rayon);
    font-weight: 600;
    font-size: 14px;
}
.btn-connexion:hover { background: var(--couleur-primaire); color: var(--couleur-blanc); }

/* ---------- HERO + SLIDER ---------- */
.hero {
    background: var(--couleur-primaire);
    color: var(--couleur-blanc);
    padding: 90px 0 100px;
    position: relative;
    overflow: hidden;
    min-height: 480px;
    display: flex;
    align-items: center;
}

.hero-slider {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.2s ease-in-out;
}
.hero-slide.actif { opacity: 1; }
.hero-slider::after {
    /* pas de voile par défaut : image affichée brute sur le hero principal (accueil) */
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero-secondaire .hero-slider::after {
    /* léger voile neutre, juste assez pour garder le texte lisible sans trop couvrir la photo */
    background: rgba(10, 16, 28, 0.38);
}

.hero-dots {
    position: absolute;
    bottom: 22px;
    left: 0; right: 0;
    display: flex;
    justify-content: center;
    gap: 10px;
    z-index: 3;
}
.hero-dots button {
    width: 10px; height: 10px;
    border-radius: 50%;
    border: none;
    background: rgba(255,255,255,0.4);
    cursor: pointer;
    padding: 0;
    transition: var(--transition);
}
.hero-dots button.actif { background: var(--couleur-accent); transform: scale(1.2); }

.hero-content { max-width: 640px; position: relative; z-index: 2; }
.hero h1 { font-size: 42px; line-height: 1.25; margin-bottom: 20px; }
.hero p { font-size: 17px; color: #d6dbe8; margin-bottom: 30px; }

.hero-secondaire {
    min-height: 220px;
    padding: 60px 0;
}
.hero-secondaire .hero-content { max-width: 100%; }
.hero-secondaire h1 { margin-bottom: 10px; }
.hero-secondaire p { margin-bottom: 0; }

/* ---------- A PROPOS ---------- */
.apropos-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}
.apropos-texte h2 { font-size: 30px; color: var(--couleur-primaire); margin-bottom: 18px; }
.apropos-texte p { color: var(--couleur-texte-clair); margin-bottom: 22px; }
.apropos-image img { border-radius: var(--rayon); box-shadow: var(--ombre); }

/* ---------- SERVICES ---------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.service-card {
    background: var(--couleur-blanc);
    border: 1px solid #eef0f4;
    border-radius: var(--rayon);
    padding: 32px 26px;
    box-shadow: var(--ombre);
    transition: var(--transition);
}
.service-card:hover { transform: translateY(-6px); border-color: var(--couleur-accent); }
.service-icone {
    width: 56px; height: 56px;
    background: rgba(244,180,0,0.12);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 26px;
    margin-bottom: 18px;
    color: var(--couleur-accent-fonce);
}
.service-card h3 { font-size: 19px; color: var(--couleur-primaire); margin-bottom: 10px; }
.service-card p { color: var(--couleur-texte-clair); font-size: 14.5px; margin-bottom: 16px; }
.service-card a.lien { color: var(--couleur-accent-fonce); font-weight: 600; font-size: 14px; }

/* ---------- NIVEAUX ---------- */
.niveaux-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 18px;
}
.niveau-card {
    background: var(--couleur-fond-clair);
    border-radius: var(--rayon);
    padding: 30px 18px;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}
.niveau-card:hover { border-color: var(--couleur-accent); background: var(--couleur-blanc); box-shadow: var(--ombre); }
.niveau-card .code { font-size: 34px; font-weight: 800; color: var(--couleur-primaire); }
.niveau-card .titre { font-size: 14px; color: var(--couleur-texte-clair); margin: 8px 0 14px; }
.niveau-card .prix { font-size: 15px; font-weight: 700; color: var(--couleur-accent-fonce); }

/* ---------- RENTREES ---------- */
.rentrees-bande { background: var(--couleur-fond-clair); }
.rentrees-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}
.rentree-card {
    background: var(--couleur-blanc);
    border-radius: var(--rayon);
    padding: 22px;
    box-shadow: var(--ombre);
    border-left: 4px solid var(--couleur-accent);
}
.rentree-card .mois { font-weight: 700; color: var(--couleur-primaire); font-size: 16px; margin-bottom: 6px; }
.rentree-card .dates { color: var(--couleur-texte-clair); font-size: 13.5px; margin-bottom: 4px; }
.rentree-card .niveau { display: inline-block; margin-top: 8px; font-size: 12px; background: rgba(244,180,0,0.15); color: var(--couleur-accent-fonce); padding: 3px 10px; border-radius: 20px; font-weight: 600; }

/* ---------- PERSONNEL ---------- */
.personnel-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
    margin-top: 40px;
}
.personnel-card {
    text-align: center;
    background: var(--couleur-blanc);
    border-radius: var(--rayon);
    padding: 36px 20px 28px;
    box-shadow: var(--ombre);
    transition: var(--transition);
}
.personnel-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 36px rgba(26,43,76,0.14);
}
.personnel-photo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 20px;
    border: 4px solid var(--couleur-accent);
    background: var(--couleur-fond-clair);
    flex-shrink: 0;
}
.personnel-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.personnel-nom {
    font-weight: 700;
    font-size: 16px;
    color: var(--couleur-primaire);
    margin-bottom: 6px;
}
.personnel-poste {
    font-size: 12.5px;
    color: var(--couleur-accent-fonce);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 12px;
}
.personnel-bio {
    font-size: 13.5px;
    color: var(--couleur-texte-clair);
    line-height: 1.65;
}

/* ---------- TEMOIGNAGES ---------- */
.temoignages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 26px;
}
.temoignage-card {
    background: var(--couleur-fond-clair);
    border-radius: var(--rayon);
    padding: 30px;
    position: relative;
}
.temoignage-card::before {
    content: '"';
    font-size: 60px;
    color: rgba(244,180,0,0.3);
    position: absolute;
    top: 6px; left: 16px;
    font-family: Georgia, serif;
}
.temoignage-card p.contenu { font-style: italic; color: #444; margin-bottom: 16px; position: relative; z-index: 1; }
.temoignage-auteur { display: flex; flex-direction: column; }
.temoignage-auteur .nom { font-weight: 700; color: var(--couleur-primaire); }
.temoignage-auteur .fonction { font-size: 13px; color: var(--couleur-texte-clair); }

/* ---------- CONTACT ---------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}
.contact-infos h3 { color: var(--couleur-primaire); font-size: 22px; margin-bottom: 22px; }
.contact-info-item { display: flex; gap: 14px; margin-bottom: 20px; align-items: flex-start; }
.contact-info-item .ic { width: 42px; height: 42px; background: var(--couleur-primaire); color: var(--couleur-accent); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }

.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 6px; color: var(--couleur-primaire); }
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid #dde1e8;
    border-radius: var(--rayon);
    font-size: 16px; /* 16px min → empêche le zoom automatique sur iOS */
    font-family: inherit;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--couleur-accent);
}

.alert { padding: 14px 18px; border-radius: var(--rayon); margin-bottom: 22px; font-size: 14.5px; }
.alert-success { background: #e6f6ec; color: #1c7a3e; border: 1px solid #b9e6c8; }
.alert-error { background: #fdeceb; color: #c0392b; border: 1px solid #f6c6c2; }

/* ---------- GALERIE MEDIATHEQUE ---------- */
.galerie-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.galerie-item {
    position: relative;
    border-radius: var(--rayon);
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 4/3;
    background: #000;
    box-shadow: var(--ombre);
    transition: var(--transition);
}
.galerie-item:hover { transform: translateY(-4px); }
.galerie-item img, .galerie-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.galerie-play {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 46px; height: 46px;
    background: rgba(244,180,0,0.92);
    color: var(--couleur-primaire);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 16px;
    pointer-events: none;
}
.galerie-legende {
    position: absolute;
    left: 0; right: 0; bottom: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.75), transparent);
    color: #fff;
    font-size: 13px;
    padding: 24px 12px 10px;
    pointer-events: none;
}

/* ---------- LIGHTBOX ---------- */
.lightbox-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(10,14,26,0.92);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 30px;
}
.lightbox-overlay.actif { display: flex; }
.lightbox-contenu {
    position: relative;
    max-width: 900px;
    width: 100%;
    text-align: center;
}
.lightbox-contenu img, .lightbox-contenu video {
    max-width: 100%;
    max-height: 75vh;
    border-radius: var(--rayon);
}
.lightbox-titre { color: #fff; margin-top: 16px; font-size: 15px; }
.lightbox-fermer {
    position: absolute;
    top: -44px; right: 0;
    background: none;
    border: none;
    color: #fff;
    font-size: 28px;
    cursor: pointer;
}

/* ---------- FOOTER ---------- */
footer.site-footer {
    background: var(--couleur-primaire);
    color: #c7cde0;
    padding: 60px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-col h4 { color: var(--couleur-blanc); font-size: 16px; margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a:hover { color: var(--couleur-accent); }
.footer-bottom {
    text-align: center;
    padding: 22px 0;
    font-size: 13px;
    color: #8d96b3;
}

/* ---------- BOUTON WHATSAPP FLOTTANT ---------- */
.whatsapp-flottant {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    background: #25d366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 18px rgba(0,0,0,0.28);
    z-index: 500;
    transition: var(--transition);
    animation: whatsapp-pulse 2.4s infinite;
}
.whatsapp-flottant:hover {
    background: #1ebe5b;
    transform: scale(1.08);
}
.whatsapp-flottant svg { width: 32px; height: 32px; }

@keyframes whatsapp-pulse {
    0% { box-shadow: 0 6px 18px rgba(0,0,0,0.28), 0 0 0 0 rgba(37,211,102,0.55); }
    70% { box-shadow: 0 6px 18px rgba(0,0,0,0.28), 0 0 0 14px rgba(37,211,102,0); }
    100% { box-shadow: 0 6px 18px rgba(0,0,0,0.28), 0 0 0 0 rgba(37,211,102,0); }
}

/* ---------- OVERLAY MENU MOBILE ---------- */
.menu-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(10, 14, 26, 0.55);
    z-index: 90; /* sous le header sticky (z-index:100) pour ne pas couvrir le menu */
    cursor: pointer;
}
.menu-overlay.actif { display: block; }

/* ---------- BOUTON FERMETURE MENU ---------- */
.menu-close {
    display: none;
    position: absolute;
    top: 14px;
    right: 14px;
    background: none;
    border: 1px solid #eef0f4;
    color: var(--couleur-primaire);
    font-size: 20px;
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    line-height: 1;
}
.menu-close:hover { background: var(--couleur-fond-clair); }

/* ---------- TABLEAUX (tarifs, niveaux) ---------- */
.table-tarifs {
    width: 100%;
    border-collapse: collapse;
    background: var(--couleur-blanc);
    border-radius: var(--rayon);
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.table-tarifs th {
    background: var(--couleur-primaire);
    color: var(--couleur-blanc);
    text-align: left;
    padding: 14px 18px;
    font-size: 14px;
}
.table-tarifs td {
    padding: 14px 18px;
    border-bottom: 1px solid #eef1f6;
    font-size: 14px;
    color: var(--couleur-texte);
    vertical-align: top;
}
.table-tarifs tr:last-child td { border-bottom: none; }
.table-tarifs tr:nth-child(even) { background: var(--couleur-fond-clair); }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 980px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .niveaux-grid { grid-template-columns: repeat(3, 1fr); }
    .rentrees-grid { grid-template-columns: repeat(2, 1fr); }
    .apropos-grid, .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .galerie-grid { grid-template-columns: repeat(3, 1fr); }
    .personnel-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1100px) {
    /* ---- Boutons menu ---- */
    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        border-radius: var(--rayon);
        background: var(--couleur-fond-clair);
    }
    .menu-close { display: flex; }

    /* ---- Panneau de navigation mobile ---- */
    nav.menu-principal {
        position: fixed;
        top: 0; right: -320px;
        width: 300px; height: 100vh;
        background: var(--couleur-blanc);
        box-shadow: -6px 0 28px rgba(0,0,0,0.18);
        padding: 72px 24px 40px;
        transition: right 0.3s ease;
        z-index: 200;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    nav.menu-principal.ouvert { right: 0; }
    nav.menu-principal ul { flex-direction: column; align-items: flex-start; gap: 0; }
    nav.menu-principal > ul > li { width: 100%; border-bottom: 1px solid #eef0f4; }
    nav.menu-principal > ul > li:last-child { border-bottom: none; }

    /* Liens de premier niveau */
    nav.menu-principal > ul > li > a {
        display: flex;
        align-items: center;
        padding: 14px 4px;
        font-size: 15px;
        font-weight: 600;
        color: var(--couleur-primaire);
        min-height: 48px;
    }

    /* Liens parents avec sous-menu : étiquette de section */
    .a-sous-menu > a {
        display: flex;
        align-items: center;
        padding: 10px 4px 4px;
        font-size: 11px;
        font-weight: 700;
        color: var(--couleur-texte-clair);
        text-transform: uppercase;
        letter-spacing: 0.06em;
        min-height: 36px;
        cursor: default;
        pointer-events: none;
    }

    .nav-actions .btn-connexion {
        font-size: 12px;
        padding: 7px 12px;
        border-width: 1.5px;
    }
    .a-sous-menu { width: 100%; }

    /* Sous-menus toujours visibles dans le panneau mobile */
    nav.menu-principal ul.sous-menu {
        display: block !important;
        position: static;
        box-shadow: none;
        padding: 0 0 8px 16px;
        min-width: 0;
        background: var(--couleur-fond-clair);
        border-radius: var(--rayon);
        margin-bottom: 4px;
    }
    .sous-menu li { border-bottom: none; }
    .sous-menu a {
        display: flex;
        align-items: center;
        padding: 10px 12px;
        min-height: 44px;
        font-size: 14.5px;
        font-weight: 500;
        color: var(--couleur-primaire);
        border-radius: var(--rayon);
    }
    .sous-menu a:hover { background: none; color: var(--couleur-accent-fonce); }
}

@media (max-width: 768px) {
    /* ---- Topbar masquée sur mobile ---- */
    .topbar { display: none; }

    /* ---- Espacements ---- */
    .section { padding: 44px 0; }
    .section-titre { font-size: 26px; }
    .section-soustitre { font-size: 15px; margin-bottom: 32px; }
    .container { padding: 0 16px; }

    /* ---- Hero ---- */
    .hero h1 { font-size: 28px; }
    .hero { min-height: 340px; padding: 50px 0 60px; }
    .hero-secondaire { min-height: 160px; padding: 36px 0; }
    .hero-secondaire h1 { font-size: 24px; }

    /* ---- Grilles ---- */
    .services-grid,
    .niveaux-grid,
    .rentrees-grid,
    .temoignages-grid,
    .personnel-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .galerie-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }

    /* ---- Boutons plus larges et plus accessibles ---- */
    .btn { padding: 14px 28px; font-size: 15px; }

    /* ---- Dots hero plus grands (zone tactile) ---- */
    .hero-dots button { width: 12px; height: 12px; }

    /* ---- WhatsApp flottant ---- */
    .whatsapp-flottant { width: 54px; height: 54px; bottom: 20px; right: 16px; }
    .whatsapp-flottant svg { width: 28px; height: 28px; }

    /* ---- Niveaux cards ---- */
    .niveaux-grid { grid-template-columns: repeat(2, 1fr); }
    .niveau-card { padding: 22px 14px; }

    /* ---- Calendrier rentrees ---- */
    .rentrees-grid { grid-template-columns: 1fr; }

    /* ---- Personnel ---- */
    .personnel-grid { grid-template-columns: repeat(2, 1fr); }

    /* ---- Footer simplifié ---- */
    .footer-grid { gap: 28px; }
    .footer-bottom { font-size: 12px; }
}

@media (max-width: 480px) {
    /* ---- Petits mobiles (iPhone SE, etc.) ---- */
    .section { padding: 32px 0; }
    .section-titre { font-size: 22px; }
    .hero h1 { font-size: 22px; }
    .hero p { font-size: 15px; }
    .service-card { padding: 24px 16px; }
    .temoignage-card { padding: 22px 16px; }
    .niveau-card { padding: 18px 12px; }
    .niveau-card .code { font-size: 28px; }

    /* ---- Grilles encore plus simples ---- */
    .niveaux-grid { grid-template-columns: repeat(2, 1fr); }
    .personnel-grid { grid-template-columns: 1fr; }
    .galerie-grid { grid-template-columns: 1fr; }

    /* ---- Bouton pleine largeur dans formulaires ---- */
    .inscription-form .btn,
    .contact-form .btn { width: 100%; text-align: center; }

    /* ---- Tableaux sur petits écrans ---- */
    .table-tarifs { font-size: 13px; }
    .table-tarifs th, .table-tarifs td { padding: 10px 12px; }
}

/* =====================================================================
   PREMIUM MOBILE — Design attractif et convertissant
   ===================================================================== */

/* Hero : voile gauche→droite pour lisibilité du texte (desktop) */
.hero-slider::after {
    background: linear-gradient(
        to right,
        rgba(10,16,28,0.72) 0%,
        rgba(10,16,28,0.28) 52%,
        rgba(10,16,28,0.06) 100%
    );
}

/* Groupe CTA dans le hero */
.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    align-items: center;
    margin-top: 32px;
}
.hero-cta .btn-accent {
    font-size: 16px;
    padding: 16px 36px;
    border-radius: 10px;
    box-shadow: 0 6px 22px rgba(244,180,0,0.42);
    letter-spacing: 0.01em;
}
.hero-cta .btn-accent:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(244,180,0,0.52);
}

/* Badge de confiance dans le hero */
.badge-confiance {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border: 1px solid rgba(255,255,255,0.22);
    border-radius: 50px;
    padding: 9px 18px;
    color: rgba(255,255,255,0.92);
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
}

/* ---- Bande statistiques ---- */
.stats-strip { background: var(--couleur-primaire); overflow: hidden; }
.stats-strip-inner {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-top: 1px solid rgba(255,255,255,0.07);
}
.stat-item {
    text-align: center;
    padding: 28px 12px;
    border-right: 1px solid rgba(255,255,255,0.07);
}
.stat-item:last-child { border-right: none; }
.stat-item .val {
    font-size: 34px;
    font-weight: 800;
    color: var(--couleur-accent);
    line-height: 1;
    letter-spacing: -0.02em;
}
.stat-item .lbl {
    font-size: 11.5px;
    color: rgba(255,255,255,0.58);
    margin-top: 8px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.07em;
}

/* ---- CTA Banner ---- */
.cta-banner {
    background: linear-gradient(135deg, #1a2b4c 0%, #223664 100%);
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 70% 80% at 50% 50%, rgba(244,180,0,0.13) 0%, transparent 65%);
    pointer-events: none;
}
.cta-banner .container { position: relative; z-index: 1; }
.cta-banner h2 {
    font-size: 34px;
    font-weight: 800;
    color: var(--couleur-blanc);
    margin-bottom: 16px;
    line-height: 1.25;
}
.cta-banner p {
    font-size: 17px;
    color: rgba(255,255,255,0.68);
    max-width: 500px;
    margin: 0 auto 36px;
    line-height: 1.75;
}
.cta-banner .btn-accent {
    padding: 18px 52px;
    font-size: 16px;
    border-radius: 12px;
    box-shadow: 0 8px 28px rgba(244,180,0,0.38);
    letter-spacing: 0.02em;
}
.cta-banner .btn-accent:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 38px rgba(244,180,0,0.5);
}

/* ---- Sticky CTA (caché par défaut, visible via JS) ---- */
.sticky-cta { display: none; }

/* ---- Animations d'entrée ---- */
.animate-in {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}
.animate-in.is-visible {
    opacity: 1;
    transform: none;
}

/* =====================================================================
   MOBILE PREMIUM (≤ 768px)
   ===================================================================== */

@media (max-width: 768px) {

    /* Hero : voile vertical (texte centré) */
    .hero-slider::after {
        background: linear-gradient(
            to bottom,
            rgba(10,16,28,0.62) 0%,
            rgba(10,16,28,0.40) 50%,
            rgba(10,16,28,0.72) 100%
        );
    }

    /* Hero layout */
    .hero { min-height: 480px; padding: 64px 0 104px; }
    .hero-content { text-align: center; max-width: 100%; }
    .hero h1 { font-size: 26px; line-height: 1.22; margin-bottom: 14px; }
    .hero p { font-size: 15.5px; margin-bottom: 0; color: rgba(255,255,255,0.85); }
    .hero-cta { flex-direction: column; align-items: center; gap: 12px; margin-top: 24px; }
    .hero-cta .btn-accent {
        width: 100%;
        max-width: 320px;
        text-align: center;
        padding: 17px 20px;
        font-size: 16px;
        border-radius: 12px;
    }
    .badge-confiance { font-size: 13px; padding: 8px 14px; }

    /* Stats 2×2 */
    .stats-strip-inner { grid-template-columns: repeat(2, 1fr); }
    .stat-item { padding: 22px 10px; border-bottom: 1px solid rgba(255,255,255,0.07); }
    .stat-item:nth-child(2) { border-right: none; }
    .stat-item:nth-child(3), .stat-item:nth-child(4) { border-bottom: none; }
    .stat-item:nth-child(4) { border-right: none; }
    .stat-item .val { font-size: 28px; }
    .stat-item .lbl { font-size: 11px; margin-top: 6px; }

    /* Services : layout horizontal icône + texte */
    .services-grid { grid-template-columns: 1fr; gap: 12px; }
    .service-card {
        display: flex;
        flex-direction: row;
        align-items: flex-start;
        gap: 16px;
        padding: 18px;
        border-radius: 14px;
        border: 1px solid #eaedf3;
        box-shadow: 0 2px 10px rgba(26,43,76,0.06);
    }
    .service-icone { flex-shrink: 0; margin-bottom: 0; width: 48px; height: 48px; font-size: 22px; }
    .service-card h3 { font-size: 16px; margin-bottom: 5px; }
    .service-card p { font-size: 13.5px; margin-bottom: 10px; }

    /* Niveaux 2-col plus riches */
    .niveaux-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .niveau-card {
        padding: 20px 10px 16px;
        border-radius: 12px;
        background: var(--couleur-blanc);
        border: 2px solid #eaedf3;
        box-shadow: 0 2px 14px rgba(26,43,76,0.07);
    }
    .niveau-card:hover { border-color: var(--couleur-accent); }
    .niveau-card .code { font-size: 24px; font-weight: 800; }
    .niveau-card .titre { font-size: 12px; margin: 6px 0 8px; }
    .niveau-card .prix { font-size: 13.5px; font-weight: 700; }

    /* Témoignages : défilement horizontal avec snap */
    .temoignages-grid {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        gap: 14px;
        padding-bottom: 16px;
        scrollbar-width: none;
        grid-template-columns: unset;
    }
    .temoignages-grid::-webkit-scrollbar { display: none; }
    .temoignage-card {
        flex: 0 0 82%;
        scroll-snap-align: start;
        background: var(--couleur-blanc);
        border: 1px solid #e8eaf0;
        box-shadow: 0 4px 18px rgba(26,43,76,0.09);
        border-radius: 14px;
        padding: 24px 18px;
        min-width: 0;
    }
    .temoignage-card::before { font-size: 64px; color: rgba(244,180,0,0.18); }

    /* Personnel 2×2 */
    .personnel-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .personnel-card { padding: 22px 12px 18px; border-radius: 14px; }
    .personnel-photo { width: 80px; height: 80px; border-width: 3px; }
    .personnel-nom { font-size: 14px; }
    .personnel-poste { font-size: 10.5px; }
    .personnel-bio { font-size: 12.5px; line-height: 1.6; }

    /* CTA Banner mobile */
    .cta-banner { padding: 52px 0; }
    .cta-banner h2 { font-size: 22px; margin-bottom: 12px; }
    .cta-banner p { font-size: 15px; margin-bottom: 26px; }
    .cta-banner .btn-accent {
        display: block;
        width: 100%;
        text-align: center;
        padding: 17px 20px;
        border-radius: 12px;
    }

    /* Sticky CTA — slide depuis le bas */
    .sticky-cta {
        display: block;
        position: fixed;
        bottom: 0; left: 0; right: 0;
        z-index: 300;
        padding: 10px 16px;
        padding-bottom: max(14px, env(safe-area-inset-bottom, 14px));
        background: rgba(22,35,62,0.97);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        box-shadow: 0 -4px 24px rgba(10,16,28,0.28);
        border-top: 1px solid rgba(255,255,255,0.08);
        transform: translateY(110%);
        transition: transform 0.38s cubic-bezier(0.34, 1.2, 0.64, 1);
    }
    .sticky-cta.visible { transform: translateY(0); }
    .sticky-cta a {
        display: block;
        background: var(--couleur-accent);
        color: var(--couleur-primaire);
        font-weight: 800;
        font-size: 15.5px;
        text-align: center;
        padding: 14px;
        border-radius: 10px;
        letter-spacing: 0.01em;
    }

    /* WhatsApp au-dessus de la barre sticky */
    .whatsapp-flottant { bottom: 90px; right: 14px; }

    /* Compensation contenu sous la barre sticky */
    footer.site-footer { padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px)); }

    /* Titres de section */
    .section-titre { font-size: 23px; font-weight: 800; }
    .section { padding: 48px 0; }
    .section-soustitre { font-size: 14.5px; }
}