/* ===== Variables & Reset ===== */
:root {
    --bg: #F9F7F2;
    --foreground: #3D3929;
    --card-bg: #FFFFFF;
    --muted: #EDE8DD;
    --gold: #A9844C;
    --gold-hover: #8C6B3B;
    --olive: #5B6C3F;
    --olive-light: #7A8B5A;
    --error: #B33F40;
    --border: #DDD6C8;
    --radius: 1rem;
    --radius-sm: 0.75rem;
    --shadow: 0 4px 12px rgba(0,0,0,0.04);
    --shadow-hover: 0 8px 20px rgba(0,0,0,0.07);
    --font-serif: 'Amiri', serif;
    --font-body: 'IBM Plex Sans Arabic', system-ui, sans-serif;
    --transition: 0.3s ease;
    /* ✅ 1. Variable Glassmorphism */
    --card-glass: rgba(255,255,255,0.85);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--foreground);
    line-height: 1.65;
    position: relative;
}

/* ✅ 3. Amélioration de la visibilité du background */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background: url('../images/mon-fond.png') center/cover no-repeat;
    opacity: 0.2;
    mix-blend-mode: multiply;
    z-index: -1;
    pointer-events: none;
}

img { max-width:100%; height:auto; display:block; }

a { color: var(--gold); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--gold-hover); }

h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 600; color: var(--foreground); line-height: 1.2; }
h1 { font-size: clamp(2.5rem, 6vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 2.8rem); }
h3 { font-size: 1.25rem; }

/* ===== Utilitaires ===== */
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
.text-center { text-align: center; }
.text-gold { color: var(--gold); }
.section { padding: 5rem 0; }
.bg-warm { background: linear-gradient(180deg, #F0EDE4 0%, var(--bg) 100%); }
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== Boutons ===== */
.btn {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.75rem 1.8rem; border-radius: 2rem; font-weight: 600;
    border: 2px solid transparent; cursor: pointer; transition: all var(--transition);
    font-size: 0.95rem;
}
.btn-primary { background: var(--gold); color: white; }
.btn-primary:hover { background: var(--gold-hover); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(168,132,76,0.4); }
.btn-outline { background: transparent; color: var(--gold); border-color: var(--gold); }
.btn-outline:hover { background: var(--gold); color: white; transform: translateY(-2px); }
.btn-whatsapp { background: var(--olive); color: white !important; }
.btn-whatsapp:hover { background: var(--olive-light); transform: translateY(-2px); }
.btn-sm { padding: 0.5rem 1.2rem; font-size: 0.85rem; }
.btn-full { width: 100%; justify-content: center; }

/* ===== Header ===== */
.header {
    position: sticky; top:0; z-index: 50;
    background: rgba(249,247,242,0.9); backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 0.5rem; color: var(--gold); font-family: var(--font-serif); font-size: 1.5rem; font-weight: 700; }
.logo-img { height: 2.5rem; width: auto; }

.menu-toggle { display: none; background: none; border: none; cursor: pointer; padding: 0.5rem; }
.hamburger-line { display: block; width: 24px; height: 2px; background: var(--gold); margin: 5px 0; transition: var(--transition); }

.main-nav { display: flex; align-items: center; gap: 2rem; }
.nav-link { font-weight: 500; color: var(--foreground); position: relative; }
.nav-link::after { content:''; position: absolute; bottom:-4px; left:0; width:0; height:2px; background: var(--gold); transition: width var(--transition); }
.nav-link:hover::after { width:100%; }
.btn-whatsapp-nav { display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.4rem 1rem; border-radius: 2rem; background: var(--olive); color: white; font-weight: 600; font-size:0.9rem; }
.btn-whatsapp-nav:hover { background: var(--olive-light); }

/* ===== Hero ===== */
.hero { padding: 5rem 0; display: flex; align-items: center; min-height: 70vh; }
.hero-content { max-width: 600px; margin-left: 40px; }
.badge {
    display: inline-flex; align-items: center; gap: 0.4rem;
    background: var(--olive); color: white; padding: 0.3rem 1rem; border-radius: 2rem;
    font-size: 0.8rem; font-weight: 600; margin-bottom: 0.5rem;
}
.badge-location { background: rgba(168,132,76,0.1); color: var(--gold); margin-left: 0.5rem; }
.hero-desc { margin: 1.5rem 0 1rem; font-size: 1.1rem; color: var(--foreground); }
.hero-stats { display: flex; flex-wrap: wrap; gap: 1.2rem; margin-bottom: 1.5rem; font-size: 0.9rem; }
.stars i { color: #F0C05A; }

/* ✅ Modifier Price Box (Glass) */
.price-box {
    display: inline-flex; align-items: center; gap: 0.5rem;
    background: var(--card-glass);
    backdrop-filter: blur(6px);
    border-radius: 2rem; padding: 0.5rem 1.5rem;
    box-shadow: var(--shadow); margin-bottom: 2rem; font-weight: 500;
}
.price { font-size: 2.5rem; font-weight: 700; color: var(--gold); }
.divider { width:1px; height:1.5rem; background: var(--border); margin: 0 0.5rem; }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 1rem; }

/* ===== Sections communes ===== */
.section-title { margin-bottom: 0.5rem; }
.section-subtitle { color: #6B6B5B; margin-bottom: 2.5rem; }

/* ✅ Steps (Glass) */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: 2rem; }
.step-card { 
    background: var(--card-glass);
    backdrop-filter: blur(6px);
    border-radius: var(--radius); padding: 2rem; position: relative; box-shadow: var(--shadow); text-align: center; 
}
.step-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.step-number {
    position: absolute; top: -15px; left: -15px;
    background: var(--gold); color: white; width: 35px; height: 35px;
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 1.1rem; box-shadow: var(--shadow);
}
.step-icon { font-size: 2.2rem; color: var(--gold); margin: 0.5rem 0 1rem; }

/* ✅ Why grid & Card (Glass) */
.why-grid, .parcours-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; }
.card {
    background: var(--card-glass);
    backdrop-filter: blur(6px);
    border-radius: var(--radius); padding: 2rem;
    box-shadow: var(--shadow); text-align: center; transition: all var(--transition);
}
.card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.card-icon { width: 60px; height: 60px; background: rgba(168,132,76,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; font-size: 1.5rem; color: var(--gold); }
.card h3 { margin-bottom: 0.5rem; }
.course-icon { font-size: 2.5rem; color: var(--gold); margin-bottom: 1rem; }
.badge-outline { display: inline-block; margin-top: 1rem; padding: 0.2rem 1rem; border: 1px solid var(--gold); border-radius: 2rem; font-size: 0.8rem; color: var(--gold); }

/* ✅ Packs (Glass) */
.packs-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.5rem; max-width: 700px; margin: 0 auto; }
.pack-radio { display: none; }
.pack-card {
    background: var(--card-glass);
    backdrop-filter: blur(6px);
    border-radius: var(--radius); padding: 2rem 1.5rem;
    box-shadow: var(--shadow); cursor: pointer; transition: all var(--transition);
    border: 2px solid transparent; display: block; text-align: center;
}
.pack-card:hover { box-shadow: var(--shadow-hover); }
.pack-radio:checked + .pack-card {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(168,132,76,0.2);
}
.pack-price { font-size: 2.5rem; font-weight: 700; color: var(--gold); margin: 0.5rem 0; }
.old-price { font-size: 1rem; color: #999; text-decoration: line-through; }
.savings { color: var(--olive); font-weight: 600; }
.popular { position: relative; }
.popular-badge {
    position: absolute; top: -12px; right: -12px;
    background: var(--gold); color: white; font-size: 0.75rem;
    padding: 0.2rem 0.8rem; border-radius: 1rem; font-weight: 600;
}
.note { margin-top: 1rem; font-size: 0.9rem; color: #666; }

/* ✅ Leçons (Glass) */
.lesson { 
    background: var(--card-glass); 
    backdrop-filter: blur(6px);
    border-radius: var(--radius); box-shadow: var(--shadow); margin-bottom: 1.5rem; overflow: hidden; 
}
.lesson-toggle {
    width:100%; background: var(--gold); color: white; padding: 1rem 1.5rem; border: none;
    text-align: left; font-size: 1.1rem; font-weight: 600; cursor: pointer;
    display: flex; justify-content: space-between; align-items: center; outline: none;
}
.lesson-toggle:hover { background: var(--gold-hover); }
.lesson-chevron { transition: transform var(--transition); }
.lesson[open] .lesson-chevron { transform: rotate(180deg); }
.lesson-content {
    max-height: 0; overflow: hidden; transition: max-height 0.4s ease;
}
.lesson[open] .lesson-content { max-height: 800px; }
.lesson-body { padding: 1.5rem; }
.transcription-note { background: #F9F5ED; padding: 0.8rem; border-radius: 0.5rem; margin-bottom: 1.5rem; font-size: 0.9rem; }
.vocab-table { width:100%; border-collapse: collapse; margin: 0.5rem 0 1.5rem; font-size:0.95rem; }
.vocab-table td, .vocab-table th { border-bottom:1px solid var(--border); padding:0.5rem 0.2rem; }
.vocab-table th { font-weight: 600; color: var(--gold); }

/* ✅ Program Footer & List (Glass sur fond spécifique) */
.program-footer { 
    background: var(--card-glass);
    backdrop-filter: blur(6px);
    border-radius: var(--radius); padding:2rem; box-shadow: var(--shadow); margin-top:2rem; 
}
.program-list { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem 1.5rem; margin:1rem 0; }
.program-list span { font-size:0.9rem; background: #F1EDE4; padding:0.2rem 0.8rem; border-radius:1rem; }

/* ✅ Témoignages (Glass) */
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap:2rem; }
.testimonial-card { 
    background: var(--card-glass);
    backdrop-filter: blur(6px);
    padding: 2rem; border-radius: var(--radius); box-shadow: var(--shadow); text-align: left; position: relative; 
}
.testimonial-card::before { content: "❝"; position: absolute; top: -10px; left: 20px; font-size: 3rem; color: rgba(168,132,76,0.2); font-family: serif; }
.testimonial-stars { color: #F0C05A; margin-bottom: 1rem; }
.testimonial-card p { font-style: italic; margin-bottom: 1rem; }
.author { font-weight: 600; color: var(--gold); }

/* ✅ FAQ (Glass) */
.faq-list { display: flex; flex-direction: column; gap: 1rem; }
.faq-item { 
    background: var(--card-glass);
    backdrop-filter: blur(6px);
    border-radius: var(--radius); box-shadow: var(--shadow); padding: 1rem 1.5rem; 
}
.faq-item summary {
    font-weight: 600; cursor: pointer; list-style: none;
    display: flex; justify-content: space-between; align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .faq-icon { color: var(--gold); transition: transform var(--transition); }
.faq-item[open] summary .faq-icon { transform: rotate(45deg); }
.faq-item p { margin-top: 0.8rem; font-size: 0.95rem; color: #555; }

/* ✅ Paiement (Glass) */
.payment-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap:2rem; margin-bottom:2rem; }
.payment-card { 
    background: var(--card-glass);
    backdrop-filter: blur(6px);
    border-radius: var(--radius); padding: 2rem; box-shadow: var(--shadow); text-align: center; 
}
.payment-card h3 { margin: 1rem 0 0.5rem; }
.paypal-email { background: #F5F3EC; padding:0.6rem; border-radius: 0.5rem; font-family: monospace; margin: 1rem 0; font-size:0.9rem; }

/* ✅ Secure Badge (Glass) */
.secure-badge { 
    display: inline-flex; align-items: center; gap:0.5rem; 
    background: var(--card-glass);
    backdrop-filter: blur(6px);
    padding:1rem 2rem; border-radius: 2rem; box-shadow: var(--shadow); font-size: 0.9rem; 
}

/* ✅ Réservation (Glass) */
.booking-form { 
    background: var(--card-glass);
    backdrop-filter: blur(6px);
    border-radius: var(--radius); padding: 2.5rem; box-shadow: var(--shadow); 
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-bottom: 1rem; }
.form-group { display: flex; flex-direction: column; }
.form-group label { font-size: 0.9rem; font-weight: 600; margin-bottom: 0.3rem; color: var(--foreground); }
.form-group input, .form-group select, .form-group textarea {
    padding: 0.7rem 1rem; border: 1px solid var(--border); border-radius: var(--radius-sm);
    font-family: var(--font-body); font-size: 0.95rem; transition: border var(--transition); outline: none;
    background: rgba(255, 255, 255, 0.5); /* Optionnel : léger fond sur les inputs */
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--gold); box-shadow: 0 0 0 3px rgba(168,132,76,0.15);
}
.form-group .error-msg { color: var(--error); font-size:0.8rem; margin-top:0.2rem; min-height:1.2em; }
.form-group.error input, .form-group.error select { border-color: var(--error); }
.form-disclaimer { text-align: center; margin-top:1rem; font-size:0.85rem; color:#666; }

/* Toast */
.toast {
    position: fixed; bottom: 2rem; left: 50%; transform: translateX(-50%) translateY(120px);
    background: var(--foreground); color: white; padding: 0.8rem 1.8rem; border-radius: 2rem;
    font-weight: 500; display: flex; align-items: center; gap:0.5rem;
    box-shadow: 0 6px 20px rgba(0,0,0,0.15); z-index: 100;
    transition: transform 0.3s ease; pointer-events: none;
}
.toast.show { transform: translateX(-50%) translateY(0); }

/* Floating CTA */
.floating-cta {
    position: fixed; bottom: 1.5rem; right: 1.5rem; display: flex; gap:0.8rem;
    z-index: 40; opacity:0; transform: translateY(20px);
    transition: opacity 0.3s, transform 0.3s; pointer-events: none;
}
.floating-cta.visible { opacity:1; transform: translateY(0); pointer-events: auto; }
@media (max-width:768px) { .floating-cta { flex-direction: column; } }

/* Footer */
.footer { background: #2D2A24; color: #BFB49B; padding: 3rem 0; }
.footer-logo { color: var(--gold); font-size: 2rem; margin-bottom:0.5rem; }
.footer-links { display: flex; justify-content: center; gap: 1.5rem; margin:1rem 0; font-size:1.5rem; }
.footer-links a { color: #BFB49B; }
.footer-links a:hover { color: white; }
.copyright { font-size: 0.85rem; opacity:0.7; }

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .menu-toggle { display: block; }
    .main-nav {
        position: fixed; top: 70px; left: 0; width: 100%; height: calc(100vh - 70px);
        background: rgba(249,247,242,0.98); backdrop-filter: blur(12px);
        flex-direction: column; align-items: center; justify-content: center; gap: 2rem;
        transform: translateX(100%); transition: transform var(--transition);
    }
    .main-nav.active { transform: translateX(0); }
    .form-row { grid-template-columns: 1fr; }
    .price-box { flex-wrap: wrap; justify-content: center; }
    .hero-stats { flex-direction: column; }
    .steps, .why-grid, .parcours-grid, .testimonials-grid { grid-template-columns: 1fr; }
}

/* Skip link */
.skip-link {
    position: absolute; top: -100%; left: 1rem; background: var(--gold); color: white;
    padding: 0.5rem 1rem; border-radius: 0 0 var(--radius-sm) var(--radius-sm); z-index: 100;
    transition: top 0.2s;
}
.skip-link:focus { top:0; }