/* ============================================
   ISHEP - CHARTE GRAPHIQUE COMPLÈTE
   Couleurs principales : Bleu ciel
   Accents : Or (boutons, icônes, highlights)
   Titres spécifiques : Bleu ciel
   ============================================ */

:root {
    /* Bleus ciel */
    --bleu-ciel-fonce: #1e40af;
    --bleu-ciel-moyen: #2563eb;
    --bleu-ciel: #3b82f6;
    --bleu-ciel-clair: #60a5fa;
    --bleu-ciel-tres-clair: #93c5fd;
    --bleu-ciel-ultra-clair: #dbeafe;
    --bleu-nuit: #0a2b3e;
    --bleu-clair-bg: #eff6ff;
    
    /* Or - Accents */
    --or: #f5b042;
    --or-fonce: #d4952b;
    --or-clair: #fef3c7;
    --or-glow: rgba(245, 176, 66, 0.25);
    
    /* Blanc et neutres */
    --blanc: #ffffff;
    --blanc-casse: #f8fafc;
    --gris-fonce: #334155;
    --gris-moyen: #64748b;
    --gris-clair: #94a3b8;
    --gris-tres-clair: #e2e8f0;
    
    /* Typographie */
    --font-primary: 'Inter', sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    
    /* Ombres */
    --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
    --shadow-blue: 0 8px 24px rgba(59, 130, 246, 0.25);
    --shadow-gold: 0 8px 24px rgba(245, 176, 66, 0.25);
    
    /* Bordures */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-full: 100px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    
    /* Gradients */
    --gradient-bleu: linear-gradient(135deg, var(--bleu-ciel-fonce) 0%, var(--bleu-ciel) 100%);
    --gradient-bleu-clair: linear-gradient(135deg, var(--bleu-ciel) 0%, var(--bleu-ciel-clair) 100%);
    --gradient-bleu-deep: linear-gradient(180deg, var(--bleu-ciel-fonce) 0%, var(--bleu-ciel-moyen) 100%);
    --gradient-or: linear-gradient(135deg, var(--or-fonce) 0%, var(--or) 100%);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-primary);
    background: var(--blanc);
    color: var(--gris-fonce);
    line-height: 1.6;
    overflow-x: hidden;
}

::selection {
    background: var(--or);
    color: var(--bleu-ciel-fonce);
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bleu-ciel-ultra-clair); }
::-webkit-scrollbar-thumb { background: var(--or); border-radius: var(--radius-full); }

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 48px;
}

/* ========== TYPOGRAPHIE ========== */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    color: var(--bleu-ciel-fonce);
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 2.5rem); font-weight: 700; margin-bottom: 24px; }
h3 { font-size: 1.3rem; font-weight: 700; }

.section-subtitle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: 700;
    color: var(--or);
    margin-bottom: 20px;
    background: var(--or-clair);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(245, 176, 66, 0.3);
}

.section-subtitle::before {
    content: '✦';
    font-size: 0.7em;
    color: var(--or);
}

.highlight {
    color: var(--or);
}

/* ========== TITRES SPÉCIFIQUES EN BLEU (conservé du reste du site) ========== */
.about .section-subtitle,
.values-section .section-subtitle,
.diplomes-section .section-subtitle,
.formations .section-subtitle,
.admission .section-subtitle,
.testimonials .section-subtitle,
.location-section .section-subtitle {
    color: var(--bleu-ciel) !important;
    background: var(--bleu-ciel-ultra-clair) !important;
    border-color: var(--bleu-ciel) !important;
}

.about .section-subtitle::before,
.values-section .section-subtitle::before,
.diplomes-section .section-subtitle::before,
.formations .section-subtitle::before,
.admission .section-subtitle::before,
.testimonials .section-subtitle::before,
.location-section .section-subtitle::before {
    color: var(--bleu-ciel) !important;
}

/* ========== BOUTONS ========== */
.btn-primary, .btn-cta-nav, .btn-cta-final {
    background: var(--gradient-or);
    color: var(--bleu-ciel-fonce);
    padding: 12px 32px;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-gold);
}

.btn-primary:hover, .btn-cta-nav:hover, .btn-cta-final:hover {
    transform: translateY(-3px);
    background: var(--or);
    box-shadow: 0 12px 28px var(--or-glow);
}

.btn-outline {
    border: 2px solid var(--or);
    color: var(--or);
    padding: 10px 30px;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-normal);
    background: transparent;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-outline:hover {
    background: var(--or);
    color: var(--bleu-ciel-fonce);
}

.btn-secondary {
    color: var(--or);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: gap 0.3s;
}

.btn-secondary:hover {
    gap: 12px;
    color: var(--or-fonce);
}

/* ========== HEADER ========== */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 15px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo a {
    text-decoration: none;
}

.logo h1 {
    font-size: 1.4rem;
    color: var(--bleu-ciel-fonce);
    margin: 0;
}

.logo span {
    color: var(--or);
}

.logo p {
    font-size: 0.65rem;
    opacity: 0.7;
    margin: 0;
}

.nav-links {
    display: flex;
    gap: 25px;
    list-style: none;
    align-items: center;
    flex-wrap: wrap;
}

.nav-links a {
    color: var(--gris-fonce);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--or);
}

.btn-cta-nav {
    padding: 8px 20px !important;
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* ========== HERO ========== */
.hero {
    min-height: 100vh;
    background: var(--gradient-bleu-deep);
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 25px;
    color: var(--or);
    border: 1px solid rgba(255,255,255,0.2);
}

.hero h1 {
    color: var(--blanc);
    margin-bottom: 20px;
}

.hero h1 span {
    color: var(--or);
    border-bottom: 2px solid var(--or);
}

.hero p {
    font-size: 1.1rem;
    max-width: 500px;
    margin-bottom: 35px;
    color: rgba(255,255,255,0.9);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    gap: 50px;
    flex-wrap: wrap;
    border-top: 1px solid rgba(255,255,255,0.15);
    padding-top: 40px;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 800;
    display: block;
    color: var(--or);
    line-height: 1;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.7);
}

/* ========== ABOUT ========== */
.about {
    padding: 100px 0;
    background: var(--blanc);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: clamp(1.8rem, 3vw, 2.2rem);
    margin-bottom: 20px;
}

.about-text p {
    color: var(--gris-moyen);
    margin-bottom: 30px;
    font-size: 1rem;
    line-height: 1.7;
}

.about-features {
    display: grid;
    gap: 15px;
    margin-bottom: 35px;
}

.about-features div {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    padding: 6px 0;
}

.about-features i {
    color: var(--or);
    font-size: 1.1rem;
    width: 32px;
    height: 32px;
    background: var(--or-clair);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    aspect-ratio: 4/3;
}

.about-single-image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.5s ease;
}

.about-image:hover .about-single-image {
    transform: scale(1.05);
}

/* ========== STATS BANNER ========== */
.stats-banner {
    background: var(--bleu-ciel-ultra-clair);
    padding: 60px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    text-align: center;
}

.stat-card {
    background: var(--blanc);
    padding: 30px 15px;
    border-radius: var(--radius-xl);
    transition: all 0.3s;
    box-shadow: var(--shadow-sm);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-card i {
    font-size: 2rem;
    color: var(--or);
    margin-bottom: 12px;
    display: inline-block;
}

.stat-card h3 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--bleu-ciel-fonce);
    margin-bottom: 5px;
}

/* ========== VALEURS ========== */
.values-section {
    background: var(--blanc);
    padding: 80px 0;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.value-card {
    background: var(--blanc-casse);
    padding: 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all 0.3s;
    border: 1px solid var(--gris-tres-clair);
}

.value-card:hover {
    transform: translateY(-5px);
    border-color: var(--or);
    box-shadow: var(--shadow-md);
}

.value-card i {
    font-size: 2rem;
    color: var(--or);
    margin-bottom: 15px;
}

.value-card h3 {
    margin-bottom: 10px;
    font-size: 1.1rem;
    color: var(--bleu-ciel-fonce);
}

.value-card p {
    color: var(--gris-moyen);
    font-size: 0.85rem;
}

/* ========== DIPLOMES ========== */
.diplomes-section {
    padding: 80px 0;
    background: var(--bleu-ciel-ultra-clair);
}

.diplomes-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.diplome-card {
    background: var(--gradient-bleu);
    color: var(--blanc);
    padding: 25px 40px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all 0.3s;
}

.diplome-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-blue);
}

.diplome-card h3 {
    color: var(--or);
    margin-bottom: 5px;
    font-size: 1.2rem;
}

.diplome-card p {
    font-size: 0.8rem;
    opacity: 0.9;
}

/* ========== FORMATIONS ========== */
.formations {
    padding: 100px 0;
    background: var(--blanc);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2rem;
    margin-bottom: 15px;
}

.formations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
}

.formation-card {
    background: var(--blanc);
    border-radius: var(--radius-xl);
    padding: 30px;
    transition: all 0.3s;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gris-tres-clair);
}

.formation-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: var(--or);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: var(--or-clair);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.card-icon i {
    font-size: 1.6rem;
    color: var(--or);
}

.formation-card h3 {
    margin-bottom: 12px;
    font-size: 1.2rem;
}

.card-tags {
    display: flex;
    gap: 10px;
    margin: 15px 0;
}

.tag {
    background: var(--bleu-ciel-ultra-clair);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--bleu-ciel-fonce);
}

.formation-card p {
    color: var(--gris-moyen);
    margin-bottom: 20px;
    font-size: 0.85rem;
}

.card-link {
    color: var(--or);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.card-link:hover {
    gap: 12px;
    color: var(--or-fonce);
}

/* ========== COURS JOUR/SOIR ========== */
.cours-section {
    background: var(--gradient-bleu);
    padding: 60px 0;
    text-align: center;
    color: var(--blanc);
}

.cours-section h2 {
    color: var(--blanc);
    margin-bottom: 15px;
}

.cours-section h2 .highlight {
    color: var(--or);
}

.cours-section p {
    color: rgba(255,255,255,0.9);
}

.cours-badge {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    background: rgba(255,255,255,0.15);
    padding: 20px 40px;
    border-radius: var(--radius-full);
    margin: 25px 0;
    backdrop-filter: blur(10px);
}

.cours-badge span {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--or);
    letter-spacing: 3px;
}

.cours-badge i {
    font-size: 1.2rem;
    color: var(--or);
}

.cours-message {
    margin-top: 20px;
}

/* ========== ADMISSION ========== */
.admission {
    padding: 100px 0;
    background: var(--bleu-ciel-ultra-clair);
}

.admission-container {
    background: var(--blanc);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-wrap: wrap;
}

.admission-content {
    flex: 1;
    padding: 50px;
}

.admission-content h2 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.admission-content p {
    color: var(--gris-moyen);
    margin-bottom: 20px;
}

.admission-content ul {
    list-style: none;
    margin: 20px 0;
}

.admission-content li {
    margin: 12px 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.admission-content li i {
    color: var(--or);
    width: 22px;
}

.admission-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 25px;
}

.admission-image {
    flex: 1;
    background-size: cover;
    background-position: center;
    min-height: 400px;
}

/* ========== TÉMOIGNAGES ========== */
.testimonials {
    padding: 100px 0;
    background: var(--blanc);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--blanc-casse);
    border-radius: var(--radius-xl);
    padding: 35px;
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s;
    border: 1px solid var(--gris-tres-clair);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--or);
}

.quote-icon {
    position: absolute;
    top: 20px;
    right: 25px;
    font-size: 3rem;
    color: var(--or-clair);
    font-family: serif;
}

.testimonial-text {
    font-style: italic;
    margin: 15px 0 20px;
    color: var(--gris-fonce);
    line-height: 1.6;
    font-size: 0.95rem;
}

.testimonial-author h4 {
    margin-bottom: 5px;
    font-size: 1rem;
}

.rating i {
    color: var(--or);
    font-size: 0.8rem;
}

/* ========== LOCALISATION ========== */
.location-section {
    padding: 80px 0;
    background: var(--bleu-ciel-ultra-clair);
}

.location-card {
    background: var(--blanc);
    border-radius: var(--radius-xl);
    padding: 35px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: flex-start;
    gap: 25px;
    flex-wrap: wrap;
}

.location-icon {
    font-size: 2.5rem;
    color: var(--or);
}

.location-text {
    flex: 1;
}

.location-text h4 {
    margin-bottom: 12px;
}

.location-text p {
    color: var(--gris-moyen);
    margin-bottom: 12px;
}

.location-contact {
    margin-top: 15px;
    padding-top: 12px;
    border-top: 1px solid var(--gris-tres-clair);
}

.location-contact p {
    margin-bottom: 6px;
    font-size: 0.9rem;
}

.location-contact i {
    color: var(--or);
    width: 28px;
}

/* ========== CTA FINAL ========== */
.cta-final {
    background: var(--gradient-bleu-deep);
    padding: 80px 0;
    text-align: center;
    color: var(--blanc);
}

.cta-final h2 {
    color: var(--blanc);
    margin-bottom: 30px;
    font-size: 2rem;
}

.cta-final h2 .highlight {
    color: var(--or);
}

/* ========== FOOTER ========== */
footer {
    background: var(--bleu-ciel-fonce);
    color: rgba(255,255,255,0.7);
    padding: 60px 0 25px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3, .footer-col h4 {
    color: var(--blanc);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer-col h3 span {
    color: var(--or);
}

.footer-col a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    display: block;
    margin-bottom: 10px;
    transition: all 0.3s;
    font-size: 0.85rem;
}

.footer-col a:hover {
    color: var(--or);
    transform: translateX(5px);
}

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 15px;
}

.social-links a {
    width: 36px;
    height: 36px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.social-links a:hover {
    background: var(--or);
    color: var(--bleu-ciel-fonce);
    transform: translateY(-5px) rotate(360deg);
}

.footer-bottom {
    text-align: center;
    padding-top: 25px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.75rem;
}

.footer-bottom a {
    color: var(--or);
    text-decoration: none;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1200px) {
    .container { padding: 0 32px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 992px) {
    .container { padding: 0 24px; }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .admission-container { flex-direction: column; }
    .admission-image { min-height: 280px; order: -1; }
    .admission-content { padding: 35px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .menu-toggle { display: block; }
    
    .nav-links {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: var(--blanc);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 25px;
        z-index: 999;
    }
    .nav-links.show { display: flex; }
    .nav-links a { font-size: 1.2rem; }
    
    .hero { text-align: center; padding-top: 100px; }
    .hero p { margin: 0 auto 30px auto; }
    .hero-buttons { justify-content: center; margin-bottom: 40px; }
    .hero-stats { justify-content: center; gap: 25px; }
    
    .about { padding: 60px 0; }
    .stats-grid { grid-template-columns: 1fr; }
    .formations-grid { grid-template-columns: 1fr; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .values-grid { grid-template-columns: 1fr; }
    .diplomes-grid { flex-direction: column; align-items: center; }
    .diplome-card { width: 100%; max-width: 260px; }
    .cours-badge { flex-direction: column; gap: 8px; padding: 15px 25px; }
    .cours-badge span { font-size: 1rem; }
    .footer-grid { grid-template-columns: 1fr; text-align: center; gap: 30px; }
    .social-links { justify-content: center; }
    .location-card { flex-direction: column; text-align: center; }
    .location-contact { text-align: left; }
    .cta-final h2 { font-size: 1.5rem; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero h1 { font-size: 1.8rem; }
    .value-card { padding: 20px; }
    .btn-primary, .btn-outline { padding: 10px 20px; font-size: 0.85rem; }
    .admission-content { padding: 25px; }
    .admission-content h2 { font-size: 1.5rem; }
}