/* Styles principaux pour la plateforme participative Seillons */

/* Variables CSS */
:root {
    --primary-color: #2c5aa0;
    --primary-light: #4a7bc8;
    --primary-dark: #1e3d6f;
    --secondary-color: #f8f9fa;
    --accent-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --text-color: #333;
    --text-muted: #6c757d;
    --border-color: #dee2e6;
    --shadow: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-lg: 0 4px 8px rgba(0,0,0,0.15);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f5f5f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typographie */
h1, h2, h3, h4, h5, h6 {
    margin-bottom: 1rem;
    font-weight: 600;
    line-height: 1.2;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Boutons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    line-height: 1;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    color: white;
    text-decoration: none;
}

.btn-secondary {
    background-color: var(--text-muted);
    color: white;
}

.btn-secondary:hover {
    background-color: var(--dark-color);
    color: white;
    text-decoration: none;
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
}

.btn-success {
    background-color: var(--accent-color);
    color: white;
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

.btn-warning {
    background-color: var(--warning-color);
    color: var(--dark-color);
}

.btn-info {
    background-color: var(--info-color);
    color: white;
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn-small {
    padding: 8px 16px;
    font-size: 0.9rem;
}

/* Header */
.header {
    background-color: white;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo h1 {
    margin: 0;
    color: var(--primary-color);
    font-size: 1.8rem;
}

.logo p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.main-nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    text-decoration: none;
}

.user-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-menu {
    position: relative;
}

.user-name {
    font-weight: 500;
    color: var(--primary-color);
    cursor: pointer;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background-color: white;
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: white;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    display: none;
    z-index: 1001;
}

.user-menu:hover .user-dropdown {
    display: block;
}

.user-dropdown a {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-color);
    border-bottom: 1px solid var(--border-color);
}

.user-dropdown a:last-child {
    border-bottom: none;
}

.user-dropdown a:hover {
    background-color: var(--secondary-color);
    text-decoration: none;
}

/* Main content */
.main {
    min-height: calc(100vh - 200px);
    padding: 2rem 0;
}

/* Hero section */
.hero {
    text-align: center;
    padding: 3rem 0;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    margin-bottom: 3rem;
    border-radius: var(--border-radius);
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Search section */
.search-section {
    margin-bottom: 3rem;
}

.search-form {
    max-width: 800px;
    margin: 0 auto;
}

.search-input-group {
    display: flex;
    gap: 1rem;
    background-color: white;
    padding: 1rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.search-input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
}

.search-select {
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    background-color: white;
}

/* Content grid */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.content-section {
    background-color: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.content-section h3 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
}

/* Content list */
.content-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.content-card {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    transition: var(--transition);
}

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

.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.content-type {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
}

.content-type.idea {
    background-color: #e3f2fd;
    color: #1976d2;
}

.content-type.project {
    background-color: #e8f5e8;
    color: #2e7d32;
}

.content-type.poll {
    background-color: #fff3e0;
    color: #f57c00;
}

.content-author {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.content-card h4 {
    margin-bottom: 1rem;
}

.content-card h4 a {
    color: var(--text-color);
    text-decoration: none;
}

.content-card h4 a:hover {
    color: var(--primary-color);
}

.content-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.category-tag {
    background-color: var(--secondary-color);
    color: var(--text-color);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    border: 1px solid var(--border-color);
}

.content-excerpt {
    color: var(--text-muted);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.content-stats {
    display: flex;
    gap: 1rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.votes, .comments, .participants {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* Categories section */
.categories-section {
    background-color: var(--secondary-color);
    padding: 3rem 0;
    margin: 3rem 0;
}

.categories-section h3 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--primary-color);
    font-size: 1.8rem;
}

/* Categories grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.category-card {
    background-color: var(--secondary-color);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.category-card:hover {
    background-color: white;
    box-shadow: var(--shadow);
    text-decoration: none;
    transform: translateY(-2px);
}

.category-card h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.category-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.category-count {
    background-color: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
}

/* Section Modération */
.moderation-section {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border: 2px solid #ffc107;
    border-radius: var(--border-radius);
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: var(--shadow-lg);
}

.moderation-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #ffc107;
}

.moderation-header h3 {
    color: #856404;
    margin: 0;
    font-size: 1.5rem;
}

.moderation-count {
    background: #ffc107;
    color: #856404;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.9rem;
}

.moderation-content {
    display: grid;
    gap: 1.5rem;
}

.moderation-card {
    background: white;
    border: 1px solid #ffc107;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.moderation-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.content-type-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: bold;
    text-transform: uppercase;
}

.content-type-badge.idea {
    background: #e3f2fd;
    color: #1976d2;
}

.content-type-badge.project {
    background: #f3e5f5;
    color: #7b1fa2;
}

.content-date {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.moderation-card-body h4 {
    color: var(--dark-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.content-excerpt {
    color: var(--text-muted);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.content-meta {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.author {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.categories {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.category-tag {
    background: var(--light-color);
    color: var(--text-muted);
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-size: 0.8rem;
}

.moderation-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    align-items: center;
}

.moderate-btn {
    transition: var(--transition);
    font-weight: 500;
}

.moderate-btn:hover {
    transform: scale(1.05);
}

.moderate-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.moderation-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid #ffc107;
}

/* Animation pour les actions de modération */
.moderation-card.moderating {
    opacity: 0.7;
    pointer-events: none;
}

.moderation-card.moderated {
    animation: fadeOut 0.5s ease-out forwards;
}

@keyframes fadeOut {
    to {
        opacity: 0;
        transform: translateX(-100%);
    }
}

/* Responsive pour la section modération */
@media (max-width: 768px) {
    .moderation-section {
        padding: 1rem;
        margin: 1rem 0;
    }
    
    .moderation-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .moderation-actions {
        justify-content: center;
    }
    
    .moderation-card {
        padding: 1rem;
    }
}

/* Styles pour les pages de catégories */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb span {
    color: var(--text-muted);
}

/* En-tête de catégorie */
.category-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    border-radius: var(--border-radius);
}

.category-info h1 {
    color: white;
    margin-bottom: 1rem;
}

.category-description {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.category-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: bold;
    color: white;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.category-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Filtres de contenu */
.content-filter {
    margin-bottom: 2rem;
}

.filter-tabs {
    display: flex;
    gap: 0.5rem;
    border-bottom: 2px solid var(--border-color);
}

.filter-tab {
    padding: 1rem 1.5rem;
    text-decoration: none;
    color: var(--text-muted);
    border-bottom: 3px solid transparent;
    transition: var(--transition);
}

.filter-tab:hover,
.filter-tab.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

/* Grille de contenu */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.content-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.content-type {
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: bold;
    text-transform: uppercase;
}

.content-type.idea {
    background: #e3f2fd;
    color: #1976d2;
}

.content-type.project {
    background: #f3e5f5;
    color: #7b1fa2;
}

.content-date {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.content-card h3 {
    margin-bottom: 1rem;
}

.content-card h3 a {
    color: var(--dark-color);
    text-decoration: none;
}

.content-card h3 a:hover {
    color: var(--primary-color);
}

.content-excerpt {
    color: var(--text-muted);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.content-meta {
    margin-bottom: 1rem;
}

.author {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.content-stats {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.votes, .comments {
    color: var(--text-muted);
}

.content-actions {
    display: flex;
    gap: 0.5rem;
}

/* État vide */
.empty-state {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-muted);
}

.empty-state h3 {
    margin-bottom: 1rem;
    color: var(--dark-color);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
}

.pagination-info {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Détails de catégorie */
.category-detail-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    border-radius: var(--border-radius);
}

.category-status {
    margin-top: 1rem;
}

.status-active {
    background: rgba(40, 167, 69, 0.2);
    color: #28a745;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: bold;
}

.status-inactive {
    background: rgba(220, 53, 69, 0.2);
    color: #dc3545;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: bold;
}

/* Grille de statistiques */
.statistics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.stat-content h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-content p {
    color: var(--text-muted);
    margin: 0;
}

/* Sections de contenu */
.content-sections {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.content-section {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow);
}

.content-section h2 {
    margin-bottom: 1.5rem;
    color: var(--dark-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
}

/* Liste d'activité */
.activity-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.activity-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.activity-item:hover {
    background: var(--light-color);
}

.activity-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.activity-content h4 {
    margin-bottom: 0.5rem;
}

.activity-content h4 a {
    color: var(--dark-color);
    text-decoration: none;
}

.activity-content h4 a:hover {
    color: var(--primary-color);
}

.activity-meta {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}

/* Contenu populaire */
.popular-content-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.popular-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.popular-item:hover {
    background: var(--light-color);
}

.popular-rank {
    background: var(--primary-color);
    color: white;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}

.popular-content h4 {
    margin-bottom: 0.5rem;
}

.popular-content h4 a {
    color: var(--dark-color);
    text-decoration: none;
}

.popular-content h4 a:hover {
    color: var(--primary-color);
}

.popular-meta {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}

/* Auteurs */
.authors-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.author-item {
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.author-item:hover {
    background: var(--light-color);
}

.author-info h4 {
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.author-info p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}

/* Responsive pour les pages de catégories */
@media (max-width: 768px) {
    .category-header,
    .category-detail-header {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    
    .category-stats {
        justify-content: center;
    }
    
    .category-actions {
        justify-content: center;
    }
    
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .statistics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .filter-tabs {
        flex-wrap: wrap;
    }
    
    .pagination {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: white;
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #ccc;
    text-decoration: none;
}

.footer-section a:hover {
    color: white;
    text-decoration: underline;
}

.footer-bottom {
    border-top: 1px solid #555;
    padding-top: 1rem;
    text-align: center;
    color: #ccc;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(44, 90, 160, 0.1);
}

.form-control.is-invalid {
    border-color: var(--danger-color);
}

.form-control.is-valid {
    border-color: var(--accent-color);
}

.form-text {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.form-check-input {
    width: 1rem;
    height: 1rem;
}

.form-check-label {
    margin: 0;
    font-size: 0.9rem;
}

/* Alerts */
.alert {
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    border: 1px solid transparent;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border-color: #bee5eb;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border-color: #c3e6cb;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border-color: #ffeaa7;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border-color: #f5c6cb;
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .main-nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .search-input-group {
        flex-direction: column;
    }
    
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .categories-section {
        padding: 2rem 0;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 1024px) and (min-width: 769px) {
    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.25rem;
    }
    
    .categories-section {
        padding: 2.5rem 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .hero h2 {
        font-size: 1.5rem;
    }
    
    .content-section {
        padding: 1rem;
    }
    
    .content-card {
        padding: 1rem;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .categories-section {
        padding: 1.5rem 0;
    }
    
    .categories-section h3 {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
    }
}

/* Accessibilité */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible pour la navigation clavier */
.btn:focus,
.form-control:focus,
.nav-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Contraste élevé */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #000080;
        --text-color: #000000;
        --border-color: #000000;
    }
}