/* Style CSS pour Collège Académie Nakoldja */

/* Variables de couleurs */
:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --dark-color: #343a40;
}

/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Hero Section (page d'accueil) */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 100px 0;
    margin-bottom: 50px;
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-section p {
    font-size: 1.5rem;
}

/* Cards */
.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.card-header {
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
    font-weight: bold;
}

/* Info boxes (page d'accueil) */
.info-box {
    padding: 30px;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.info-box:hover {
    background-color: #f8f9fa;
    transform: scale(1.05);
}

/* Navbar personnalisée */
.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

.navbar-nav .nav-link {
    margin: 0 5px;
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover {
    transform: translateY(-2px);
}

/* Badges */
.badge-lg {
    font-size: 1.1rem;
    padding: 8px 12px;
}

/* Tables */
.table thead th {
    border-bottom: 2px solid #dee2e6;
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.table-hover tbody tr:hover {
    background-color: #f1f3f5;
}

/* Buttons */
.btn {
    border-radius: 5px;
    padding: 10px 20px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

/* Forms */
.form-control {
    border-radius: 5px;
    border: 1px solid #ced4da;
    padding: 10px 15px;
}

.form-control:focus {
    border-color: #80bdff;
    box-shadow: 0 0 0 0.2rem rgba(0,123,255,.25);
}

/* Alerts */
.alert {
    border-radius: 8px;
    border: none;
}

/* Footer */
footer {
    margin-top: 50px;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-in;
}

/* Statistiques (dashboard admin) */
.card.bg-primary,
.card.bg-success,
.card.bg-info,
.card.bg-warning {
    color: white;
}

.card.bg-primary a,
.card.bg-success a,
.card.bg-info a,
.card.bg-warning a {
    text-decoration: none;
}

.card.bg-primary .card-footer,
.card.bg-success .card-footer,
.card.bg-info .card-footer,
.card.bg-warning .card-footer {
    background-color: rgba(0,0,0,0.1);
    border-top: 1px solid rgba(255,255,255,0.2);
}

.opacity-50 {
    opacity: 0.5;
}

/* Pagination */
.pagination {
    margin-top: 20px;
}

.page-link {
    border-radius: 5px;
    margin: 0 3px;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .hero-section p {
        font-size: 1.2rem;
    }
    
    .navbar-brand {
        font-size: 1.2rem;
    }
    
    .card {
        margin-bottom: 20px;
    }
}

/* Icônes */
.fas, .far {
    margin-right: 5px;
}

/* Liste vide */
.text-muted {
    font-style: italic;
}

/* Loading spinner */
.spinner-border {
    width: 3rem;
    height: 3rem;
}

/* Profile avatar */
.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.avatar-lg {
    width: 80px;
    height: 80px;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* Print styles */
@media print {
    .navbar, footer, .btn, .alert {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}