/*
 * French ECU - Styles responsives
 * Optimisations mobile et tablette
 */

/* === TABLETTES (768px - 1024px) === */
@media (max-width: 1024px) {
    .container {
        padding: var(--spacing-md);
    }
    
    .cards-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: var(--spacing-md);
    }
    
    .hero-title {
        font-size: clamp(2rem, 4vw, 3rem);
    }
    
    .nav-links {
        gap: var(--spacing-sm);
    }
    
    .stats-section {
        gap: var(--spacing-md);
    }
}

/* === MOBILES (max 768px) === */
@media (max-width: 768px) {
    /* Header mobile */
    .header-content {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }
    
    .logo a {
        font-size: 1.5rem;
    }
    
    .header-meta {
        order: 3;
        width: 100%;
        justify-content: center;
        margin-top: var(--spacing-xs);
    }
    
    .mobile-toggle {
        display: flex;
        order: 2;
    }
    
    /* Navigation mobile */
    .navigation {
        position: sticky;
        top: 100%;
        transform: translateY(-100%);
        transition: transform var(--transition-medium);
    }
    
    .navigation.open {
        transform: translateY(0);
    }
    
    .nav-links {
        flex-direction: column;
        gap: 0;
    }
    
    .nav-links a {
        padding: var(--spacing-sm);
        border-radius: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    /* Contenu principal */
    .container {
        padding: var(--spacing-sm);
    }
    
    .hero-section {
        padding: var(--spacing-lg) 0;
        margin-bottom: var(--spacing-lg);
    }
    
    .hero-title {
        font-size: clamp(1.8rem, 6vw, 2.5rem);
        margin-bottom: var(--spacing-sm);
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    /* Grille cartes mobile */
    .cards-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .card {
        padding: var(--spacing-md);
        min-height: 250px;
    }
    
    .card-icon {
        font-size: 2.5rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .card-title {
        font-size: 1.2rem;
    }
    
    .card-preview {
        height: 100px;
    }
    
    /* Stats mobile */
    .stats-section {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
    }
    
    .stat-item {
        width: 100%;
        max-width: 250px;
        padding: var(--spacing-md);
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    /* Footer mobile */
    .footer-container {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    .social-links {
        gap: var(--spacing-sm);
    }
    
    .social-link {
        width: 45px;
        height: 45px;
    }
    
    .social-link::after {
        font-size: 1.3rem;
    }
}

/* === PETITS MOBILES (max 480px) === */
@media (max-width: 480px) {
    :root {
        --spacing-sm: 0.75rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
    }
    
    .header-content {
        padding: 0.75rem 0;
    }
    
    .logo a {
        font-size: 1.3rem;
        letter-spacing: 1px;
    }
    
    .cards-grid {
        gap: var(--spacing-sm);
    }
    
    .card {
        padding: var(--spacing-sm);
        border-radius: 16px;
    }
    
    .card-title {
        font-size: 1.1rem;
    }
    
    .card-description {
        font-size: 0.9rem;
    }
    
    .hero-title {
        font-size: clamp(1.5rem, 8vw, 2rem);
    }
    
    .social-link {
        width: 40px;
        height: 40px;
    }
    
    .social-link::after {
        font-size: 1.1rem;
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
}

/* === TRÈS PETITS ÉCRANS (max 320px) === */
@media (max-width: 320px) {
    .container {
        padding: 0.5rem;
    }
    
    .hero-section {
        padding: var(--spacing-md) 0;
    }
    
    .card {
        min-height: 200px;
    }
    
    .card-preview {
        height: 80px;
    }
    
    .social-links {
        gap: 0.5rem;
    }
    
    .footer-container {
        padding: var(--spacing-md) 0.5rem;
    }
}

/* === MODES D'AFFICHAGE === */

/* Mode paysage mobile */
@media (max-height: 500px) and (orientation: landscape) {
    .hero-section {
        padding: var(--spacing-sm) 0;
        margin-bottom: var(--spacing-md);
    }
    
    .hero-title {
        font-size: 1.8rem;
        margin-bottom: 0.5rem;
    }
    
    .cards-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .card {
        min-height: 200px;
        padding: var(--spacing-sm);
    }
}

/* Préférences d'accessibilité */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .card::before {
        display: none;
    }
}

/* Mode sombre forcé */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-glass: rgba(255, 255, 255, 0.08);
        --bg-glass-hover: rgba(255, 255, 255, 0.12);
    }
    
    /* Fixes Safari pour mode sombre */
    @supports (-webkit-appearance: none) {
        :root {
            --bg-glass: #1a1a1a;
            --bg-glass-hover: #2a2a2a;
        }
    }
}

/* Impression */
@media print {
    #animation-container,
    .social-links,
    .mobile-toggle {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    .card {
        break-inside: avoid;
        border: 1px solid #ccc;
        background: white;
    }
}

/* === OPTIMISATIONS PERFORMANCE === */

/* Optimisation GPU pour animations */
.card,
.social-link,
.nav-links a {
    will-change: transform;
    backface-visibility: hidden;
    perspective: 1000px;
}

/* Optimisation du scroll sur iOS */
.nav-links {
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.nav-links::-webkit-scrollbar {
    display: none;
}

/* Focus visible pour l'accessibilité */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* === FIXES RESPONSIVES SAFARI/APPLE === */
/* iOS Safari fixes spécifiques */
@supports (-webkit-touch-callout: none) {
    /* Tablettes Apple */
    @media (max-width: 1024px) {
        .card {
            background: #1a1a1a !important;
            border: 1px solid #2a2a2a !important;
        }
        
        .header {
            background: #0a0a0a !important;
        }
        
        .navigation {
            background: #141414 !important;
        }
    }
    
    /* iPhone et mobiles Apple */
    @media (max-width: 768px) {
        body {
            background: #0a0a0a !important;
            background-image: none !important;
        }
        
        .card {
            background: #1a1a1a !important;
            backdrop-filter: none !important;
            -webkit-backdrop-filter: none !important;
            opacity: 0.7 !important; /* Transparence mobile iOS */
        }
        
        .header-content {
            background: #0a0a0a !important;
        }
        
        .navigation {
            background: #141414 !important;
        }
        
        .footer-container {
            background: #0a0a0a !important;
        }
    }
    
    /* Petits mobiles Apple */
    @media (max-width: 480px) {
        .card {
            background: #1a1a1a !important;
            border: 1px solid #333 !important;
        }
    }
}

/* Safari desktop fixes */
@supports (-webkit-appearance: none) and (not (-webkit-touch-callout: none)) {
    @media (max-width: 1024px) {
        .card {
            background: #1a1a1a;
            border: 1px solid #2a2a2a;
            backdrop-filter: none;
        }
        
        .navigation {
            background: #141414;
            backdrop-filter: none;
        }
    }
}