/* Reset et variables */
:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --success-color: #059669;
    --warning-color: #d97706;
    --error-color: #dc2626;
    --background-color: #f8fafc;
    --surface-color: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --border-hover: #cbd5e1;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --radius: 8px;
    --radius-lg: 12px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--background-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navigation */
.navbar {
    background: var(--surface-color);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    height: 4rem;
}

.nav-back-btn {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius);
    background: transparent;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s ease;
    flex-shrink: 0;
    left: 1rem;
}

.nav-back-btn:hover {
    background: var(--background-color);
    color: var(--primary-color);
}

.nav-back-btn i {
    font-size: 1.25rem;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
    height: 4rem;
    flex: 1;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-logo i {
    font-size: 1.5rem;
}

.nav-logo h1 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    align-items: center;
}

.nav-refresh {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 1rem;
}

#refresh-data-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius);
    padding: 0.5rem 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

#refresh-data-btn:hover:not(:disabled) {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

#refresh-data-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.data-age-unified {
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius);
    color: white;
    transition: all 0.3s ease;
    min-width: 70px;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.data-age-unified.fresh {
    background: var(--success-color);
    box-shadow: 0 2px 8px rgba(5, 150, 105, 0.3);
}

.data-age-unified.warning {
    background: var(--warning-color);
    box-shadow: 0 2px 8px rgba(217, 119, 6, 0.3);
}

.data-age-unified.old {
    background: var(--error-color);
    box-shadow: 0 2px 8px rgba(220, 38, 38, 0.3);
    animation: pulse 2s infinite;
}

.data-age-unified:not(.fresh):not(.warning):not(.old) {
    background: var(--secondary-color);
    color: var(--text-secondary);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    text-decoration: none;
    color: var(--text-secondary);
    border-radius: var(--radius);
    transition: all 0.2s ease;
    font-weight: 500;
    font-size: 0.9rem;
    white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
    background-color: var(--primary-color);
    color: white;
}

/* Main content */
.main-content {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    width: 100%;
}

/* Page headers */
.page-header {
    text-align: center;
    margin-bottom: 3rem;
}

.page-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.page-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* Hero section */
.hero-section {
    text-align: center;
    margin-bottom: 4rem;
}

.hero-content h2 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
}

/* Stats cards */
.stats-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: var(--surface-color);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 1.5rem;
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.stat-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    width: 4rem;
    height: 4rem;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-info {
    text-align: center;
    flex: 1;
}

.stat-info h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.stat-info p {
    color: var(--text-secondary);
    font-weight: 500;
    margin: 0.25rem 0 0 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.9rem;
}

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

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

.btn-secondary {
    background: var(--surface-color);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--background-color);
    border-color: var(--border-hover);
}

.btn-outline {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.btn-outline:hover {
    background: var(--background-color);
    border-color: var(--border-hover);
}

.action-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 4rem;
}

/* Features section */
.features-section h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--surface-color);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-2px);
}

.feature-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
}

/* Controls section */
.controls-section {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-sm);
}

.search-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.search-box {
    position: relative;
    flex: 1;
    min-width: 300px;
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--background-color);
    transition: border-color 0.2s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(37 99 235 / 0.1);
}

.filter-controls {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.filter-controls select {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--surface-color);
}

/* Tabs */
.section-tabs,
.form-tabs {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1.5rem;
    background: var(--background-color);
    padding: 0.25rem;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.tab-btn {
    flex: 1;
    padding: 0.75rem 1.5rem;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--surface-color);
    color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

/* Tab content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Tables */
.table-container {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th {
    background: var(--background-color);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
}

.data-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.data-table tbody tr:hover {
    background: var(--background-color);
}

/* Forms */
.form-section {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.form-container {
    display: none;
}

.form-container.active {
    display: block;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group-full {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--background-color);
    transition: border-color 0.2s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(37 99 235 / 0.1);
}

.form-help {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0.25rem;
    border-radius: var(--radius);
}

.modal-close:hover {
    background: var(--background-color);
}

.modal-body {
    padding: 1.5rem;
}

/* Loading */
.loading {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
}

.loading i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* Notifications */
.notification {
    position: fixed;
    top: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    transform: translateX(400px);
    transition: transform 0.3s ease;
    max-width: 400px;
}

.notification.show {
    transform: translateX(0);
}

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

.notification.error {
    background: var(--error-color);
    color: white;
}

.notification.warning {
    background: var(--warning-color);
    color: white;
}

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

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    background: var(--surface-color);
    margin-top: auto;
    flex-shrink: 0;
}

footer p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-container {
        padding: 0 1rem;
        height: 3.5rem;
    }
    
    .nav-logo i {
        font-size: 1.25rem;
    }
    
    .nav-logo h1 {
        font-size: 1rem;
    }
    
    .nav-menu {
        gap: 0.25rem;
    }
    
    .nav-link {
        padding: 0.5rem 0.75rem;
        font-size: 0.85rem;
    }
    
    .nav-link span {
        display: none;
    }
    
    .main-content {
        padding: 1rem;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .page-header h2 {
        font-size: 2rem;
    }
    
    .stats-cards {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .action-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .search-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-box {
        min-width: auto;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .modal-content {
        margin: 1rem;
        width: calc(100% - 2rem);
    }
    
    .notification {
        right: 1rem;
        left: 1rem;
        max-width: none;
    }
}

/* Input with button */
.input-with-button {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.input-with-button input {
    flex: 1;
}

.btn-fetch {
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius);
    padding: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    height: 2.5rem;
}

.btn-fetch:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-fetch:disabled {
    background: var(--secondary-color);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-fetch i {
    font-size: 0.9rem;
}

.btn-fetch.loading {
    background: var(--secondary-color);
}

.btn-fetch.loading i {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Utility classes */
.text-center { text-align: center; }
.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success-color); }
.text-warning { color: var(--warning-color); }
.text-error { color: var(--error-color); }

.bg-primary { background-color: var(--primary-color); }
.bg-success { background-color: var(--success-color); }
.bg-warning { background-color: var(--warning-color); }
.bg-error { background-color: var(--error-color); }

.hidden { display: none !important; }
.visible { display: block !important; }

/* Animation */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.3s ease;
}

/* ===== FILTRES MAGNIFIQUES ===== */
.filter-controls-wrapper {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 20px;
    box-shadow: 
        0 20px 25px -5px rgba(0, 0, 0, 0.1),
        0 10px 10px -5px rgba(0, 0, 0, 0.04),
        inset 0 1px 0 0 rgba(255, 255, 255, 0.8);
    padding: 2rem;
    margin-bottom: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    backdrop-filter: blur(20px);
}

.filter-controls-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
}

/* Filtres par défaut masqués */
.filter-section {
    display: none;
    margin-bottom: 1.5rem;
}

/* Filtres actifs */
.filter-section.active {
    display: block;
    animation: fadeInUp 0.3s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* En-tête des sections de filtres - MAGNIFIQUE */
.filter-section h3 {
    margin: 0 0 2rem 0;
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1.5rem;
    border-radius: 16px;
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    box-shadow: 
        0 8px 16px -4px rgba(0, 0, 0, 0.1),
        0 4px 8px -4px rgba(0, 0, 0, 0.08);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.filter-section h3:hover {
    transform: translateY(-2px);
    box-shadow: 
        0 16px 24px -4px rgba(0, 0, 0, 0.15),
        0 8px 12px -4px rgba(0, 0, 0, 0.1);
}

.filter-section h3 i {
    font-size: 1.25rem;
}

#trials-filters h3 {
    background: linear-gradient(135deg, #3b82f6 0%, #1e40af 100%);
}

#publications-filters h3 {
    background: linear-gradient(135deg, #10b981 0%, #047857 100%);
}

/* Grille des filtres MAGNIFIQUE */
.filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    backdrop-filter: blur(10px);
}

/* Groupe de filtres MAGNIFIQUE */
.filter-group {
    position: relative;
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    padding: 1.5rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 8px 16px -4px rgba(0, 0, 0, 0.08),
        0 4px 8px -4px rgba(0, 0, 0, 0.04),
        inset 0 1px 0 0 rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    overflow: hidden;
}

.filter-group::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, #3b82f6, #06b6d4, #10b981, #f59e0b);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.filter-group:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 
        0 20px 25px -5px rgba(0, 0, 0, 0.15),
        0 10px 10px -5px rgba(0, 0, 0, 0.1);
}

.filter-group:hover::before {
    opacity: 1;
}

/* Labels MAGNIFIQUES */
.filter-group label {
    font-weight: 600;
    color: #1f2937;
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
    display: block;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    padding-left: 1rem;
}

.filter-group label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: linear-gradient(45deg, #3b82f6, #06b6d4);
    box-shadow: 0 0 6px rgba(59, 130, 246, 0.3);
}

/* Champs de saisie MAGNIFIQUES */
.filter-group input,
.filter-group select {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid transparent;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 500;
    background: linear-gradient(145deg, #ffffff 0%, #f9fafb 100%);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: #1f2937;
    box-shadow: 
        inset 0 2px 4px 0 rgba(0, 0, 0, 0.04),
        0 1px 3px 0 rgba(0, 0, 0, 0.1);
    position: relative;
    outline: none;
}

.filter-group input::placeholder {
    color: #9ca3af;
    font-weight: 400;
    font-style: italic;
}

.filter-group input:focus,
.filter-group select:focus {
    border-color: #3b82f6;
    background: #ffffff;
    box-shadow: 
        0 0 0 4px rgba(59, 130, 246, 0.1),
        0 4px 6px -1px rgba(0, 0, 0, 0.1),
        inset 0 1px 2px 0 rgba(59, 130, 246, 0.05);
    transform: translateY(-1px) scale(1.01);
}

.filter-group input:hover:not(:focus),
.filter-group select:hover:not(:focus) {
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 
        0 2px 4px 0 rgba(0, 0, 0, 0.08),
        inset 0 1px 2px 0 rgba(59, 130, 246, 0.02);
    transform: translateY(-1px);
}

/* Section boutons d'action MAGNIFIQUE */
.filter-actions {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    padding: 2rem;
    margin: 2rem -2rem -2rem -2rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(16, 185, 129, 0.05) 100%);
    border-radius: 0 0 20px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
}

.filter-actions .btn {
    font-weight: 600;
    font-size: 0.9rem;
    padding: 1rem 2rem;
    border-radius: 16px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
    box-shadow: 
        0 4px 8px -2px rgba(0, 0, 0, 0.1),
        0 2px 4px -2px rgba(0, 0, 0, 0.06);
}

.filter-actions .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.filter-actions .btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 
        0 12px 20px -4px rgba(0, 0, 0, 0.15),
        0 8px 16px -8px rgba(0, 0, 0, 0.1);
}

.filter-actions .btn:hover::before {
    left: 100%;
}

.filter-actions .btn:active {
    transform: translateY(-1px) scale(1.02);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #047857 100%);
    color: white;
}

.btn-success:hover {
    background: linear-gradient(135deg, #047857 0%, var(--success-color) 100%);
}

/* Responsive Design pour filtres */
@media (max-width: 768px) {
    .filter-controls-wrapper {
        padding: 1rem;
    }
    
    .filters-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-actions {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .filter-actions .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .filter-controls-wrapper {
        padding: 0.75rem;
    }
    
    .filter-section h3 {
        font-size: 1rem;
        padding: 0.625rem 0.75rem;
        text-align: center;
    }
    
    .filter-group {
        padding: 0.75rem;
    }
    
    .filter-group label {
        font-size: 0.75rem;
    }
    
    .filter-group input,
    .filter-group select {
        padding: 0.625rem;
        font-size: 0.8125rem;
    }
    
    .filter-actions {
        padding: 0.75rem;
        margin: 0.75rem -0.75rem -0.75rem -0.75rem;
    }
}

/* Animation pour les boutons d'onglets */
.section-tabs .tab-btn {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.section-tabs .tab-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.section-tabs .tab-btn.active::after {
    width: 100%;
}

/* ===== FILTRES COMPACTS ===== */
.compact-filters-wrapper {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
}

/* Sections de filtres compacts */
.compact-filter-section {
    display: none;
}

.compact-filter-section.active {
    display: block;
}

/* Grille des filtres compacts */
.compact-filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.75rem;
    margin-bottom: 1rem;
}

/* Groupes de filtres compacts */
.compact-filter-group {
    position: relative;
}

.compact-filter-group input,
.compact-filter-group select {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--background-color);
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

.compact-filter-group input:focus,
.compact-filter-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.1);
}

.compact-filter-group input::placeholder {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Actions compactes */
.compact-filter-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
    align-items: center;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-color);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8rem;
    border-radius: var(--radius);
}

/* Responsive pour filtres compacts */
@media (max-width: 768px) {
    .compact-filters-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        gap: 0.5rem;
    }
    
    .compact-filter-actions {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .compact-filter-group input,
    .compact-filter-group select {
        padding: 0.375rem 0.5rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .compact-filters-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .compact-filter-actions {
        flex-direction: column;
        gap: 0.25rem;
    }
    
    .compact-filter-actions .btn {
        width: 100%;
    }
}