/* Dark Mode Toggle */
.theme-toggle {
    background: transparent;
    border: 1px solid var(--gray-300);
    color: var(--gray-700);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-left: 1rem;
}

.theme-toggle:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* Dark Theme Variables */
[data-theme="dark"] {
    --gray-900: #F8FAFC;
    --gray-800: #F1F5F9;
    --gray-700: #CBD5E1;
    --gray-600: #94A3B8;
    --gray-500: #64748B;
    --gray-400: #475569;
    --gray-300: #334155;
    --gray-200: #1E293B;
    --gray-100: #0F172A;
    --gray-50: #020617;
    --gray-light: #1E293B;
    --white: #0F172A;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
}

body[data-theme="dark"] {
    background: #020617;
    background-image: none;
    color: #CBD5E1;
}

[data-theme="dark"] .navbar {
    background: rgba(15, 23, 42, 0.9);
    border-bottom-color: rgba(51, 65, 85, 0.5);
}

[data-theme="dark"] .card, 
[data-theme="dark"] .pricing-card,
[data-theme="dark"] .portfolio-item {
    background: #1E293B;
    border-color: #334155;
}

[data-theme="dark"] .section-dark {
    background: #000000;
}

[data-theme="dark"] .form-control {
    background: #0F172A;
    border-color: #334155;
    color: white;
}

/* Correctif Menu Mobile Dark Mode */
@media (max-width: 768px) {
    .nav-menu {
        background: white;
    }
    
    [data-theme="dark"] .nav-menu {
        background: #1E293B;
        border-bottom: 1px solid #334155;
        box-shadow: 0 4px 6px rgba(0,0,0,0.3) !important;
    }
    
    [data-theme="dark"] .nav-menu a {
        color: #E2E8F0;
    }
    
    [data-theme="dark"] .nav-menu a:hover {
        color: var(--primary-light);
    }
}

/* Sécurité : Inversion automatique pour les éléments restés blancs */
[data-theme="dark"] .bg-white,
[data-theme="dark"] [style*="background-color: white"],
[data-theme="dark"] [style*="background-color: #fff"],
[data-theme="dark"] [style*="background: white"],
[data-theme="dark"] [style*="background: #fff"] {
    background-color: #1E293B !important;
    color: #E2E8F0 !important;
    border-color: #334155 !important;
}