/* Styles modernes et responsifs pour l'application ERP */

/* Variables CSS personnalisées */
:root {
    --primary-color: #6366f1;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #06b6d4;
    --light-color: #f8fafc;
    --dark-color: #1e293b;
    --border-radius: 0.75rem;
    --box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --box-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Styles de base */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
}

/* Cartes modernes */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: var(--box-shadow-lg);
    transform: translateY(-2px);
}

.card-custom {
    border: 1px solid #e2e8f0;
    border-radius: var(--border-radius);
    background: #ffffff;
}

/* Boutons modernes */
.btn {
    border-radius: 0.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    padding: 0.75rem 1.5rem;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--box-shadow-lg);
}

.btn-dark {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #8b5cf6 100%);
}

.btn-gradient {
    background: linear-gradient(135deg, var(--primary-color) 0%, #8b5cf6 100%);
    color: white;
    border: none;
}

/* Statistiques modernes */
.stat-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid #e2e8f0;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-lg);
}

.stat-icon {
    font-size: 2rem;
    opacity: 0.8;
}

/* Onglets modernes */
.nav-tabs {
    border-bottom: 2px solid #e2e8f0;
}

.nav-tabs .nav-link {
    border: none;
    color: var(--secondary-color);
    font-weight: 500;
    padding: 1rem 1.5rem;
    border-radius: 0;
    transition: all 0.3s ease;
}

.nav-tabs .nav-link:hover {
    border-color: transparent;
    color: var(--primary-color);
    background-color: #f8fafc;
}

.nav-tabs .nav-link.active {
    color: var(--primary-color);
    background-color: transparent;
    border-bottom: 3px solid var(--primary-color);
    font-weight: 600;
}

/* Formulaires modernes */
.form-control, .form-select {
    border: 2px solid #e2e8f0;
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

/* Alertes modernes */
.alert {
    border: none;
    border-radius: var(--border-radius);
    padding: 1rem 1.5rem;
    font-weight: 500;
}

.alert-success {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    color: #065f46;
}

.alert-danger {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    color: #991b1b;
}

.alert-warning {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
}

/* Tableaux modernes */
.table {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.table thead th {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border: none;
    font-weight: 600;
    color: var(--dark-color);
    padding: 1rem;
}

.table tbody td {
    padding: 1rem;
    border-color: #f1f5f9;
    vertical-align: middle;
}

/* Badges modernes */
.badge {
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
}

.status-badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-weight: 600;
}

.status-actif, .status-ouvert {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    color: #065f46;
}

.status-pending {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
}

.status-paid {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    color: #1e40af;
}

/* Responsivité */
@media (max-width: 768px) {
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .card-body {
        padding: 1rem;
    }

    .btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.9rem;
    }

    .nav-tabs .nav-link {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }

    .stat-card {
        padding: 1rem;
    }

    .stat-icon {
        font-size: 1.5rem;
    }

    h1, h2, h3, h4, h5, h6 {
        font-size: 1.25rem;
    }
}

@media (max-width: 576px) {
    .container {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    .row {
        margin-left: -0.5rem;
        margin-right: -0.5rem;
    }

    .col-md-4, .col-md-6, .col-md-8, .col-md-12 {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }

    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }

    .d-flex.gap-2 {
        flex-direction: column;
        gap: 0.5rem !important;
    }

    .nav-tabs {
        flex-direction: column;
    }

    .nav-tabs .nav-link {
        text-align: center;
        border-radius: var(--border-radius);
        margin-bottom: 0.25rem;
    }
}

/* Tablettes */
@media (min-width: 768px) and (max-width: 1024px) {
    .container {
        max-width: 100%;
        padding-left: 2rem;
        padding-right: 2rem;
    }

    .col-md-4 {
        flex: 0 0 50%;
        max-width: 50%;
    }

    .col-md-6 {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Scrollbar personnalisée */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Focus visible pour l'accessibilité */
.btn:focus-visible,
.form-control:focus-visible,
.form-select:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* États de chargement */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

/* Utilitaires */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color) 0%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.bg-gradient-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #34d399 100%);
}

.bg-gradient-warning {
    background: linear-gradient(135deg, var(--warning-color) 0%, #fbbf24 100%);
}

.bg-gradient-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #f87171 100%);
}

/* Styles pour la page de connexion */
.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-lg);
    transition: all 0.3s ease;
}

.login-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Styles pour les cartes de site */
.site-card {
    background: #ffffff;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: all 0.3s ease;
    padding: 1.5rem;
    height: 100%;
}

.site-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--box-shadow-lg);
}

.site-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color) 0%, #8b5cf6 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    margin-right: 1rem;
}

/* Amélioration des input groups */
.input-group .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(99, 102, 241, 0.25);
}

.input-group-text {
    border-color: #e2e8f0;
    background-color: #f8fafc;
}

/* Styles pour les boutons de sélection */
.btn-selection {
    background: linear-gradient(135deg, var(--primary-color) 0%, #8b5cf6 100%);
    border: none;
    color: white;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}

.btn-selection:hover {
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-lg);
    color: white;
}

/* Animation d'entrée */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in-up {
    animation: slideInUp 0.6s ease-out;
}

/* Responsive pour la page de connexion */
@media (max-width: 768px) {
    .bg-gradient-primary {
        padding: 1rem;
    }

    .card-body {
        padding: 2rem !important;
    }

    .login-card .card-body {
        padding: 1.5rem !important;
    }
}