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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-attachment: fixed;
    color: #333;
    line-height: 1.6;
    min-height: 100vh;
}

/* Mejorar el contraste y legibilidad */
.main {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    margin: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

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

/* Header */
.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header h1 {
    font-size: 1.8rem;
    font-weight: 600;
}

.header h1 i {
    margin-right: 10px;
}

.header-actions {
    display: flex;
    gap: 10px;
}

/* Botones */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn-primary {
    background: #4CAF50;
    color: white;
}

.btn-primary:hover {
    background: #45a049;
    transform: translateY(-2px);
}

.btn-secondary {
    background: #2196F3;
    color: white;
}

.btn-secondary:hover {
    background: #1976D2;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: #667eea;
    border: 2px solid #667eea;
}

.btn-outline:hover {
    background: #667eea;
    color: white;
}

.btn-danger {
    background: #f44336;
    color: white;
}

.btn-danger:hover {
    background: #d32f2f;
}

.btn-sm {
    padding: 8px 12px;
    font-size: 12px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Main Content */
.main {
    padding: 2rem 0;
}

/* Filters Section */
.filters-section {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

.filters-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
    max-width: 400px;
}

.filter-group {
    display: flex;
    flex-direction: column;
}

.filter-group label {
    font-weight: 500;
    margin-bottom: 5px;
    color: #555;
}

.filter-group input,
.filter-group select {
    padding: 10px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.filter-group input:focus,
.filter-group select:focus {
    outline: none;
    border-color: #667eea;
}

.filter-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

/* Stats Section */
.stats-section {
    margin-bottom: 2rem;
}

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

.stats-header h3 {
    color: #333;
    font-size: 1.2rem;
    margin: 0;
}

.stats-indicator {
    background: #e3f2fd;
    color: #1976D2;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.stat-icon.active {
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
}

.stat-icon.inactive {
    background: linear-gradient(135deg, #f44336 0%, #d32f2f 100%);
}

.stat-content h3 {
    font-size: 2rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 5px;
}

.stat-content p {
    color: #666;
    font-size: 14px;
}

/* Table Section */
.table-section {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    overflow: hidden;
}

.table-header {
    padding: 1.5rem;
    border-bottom: 1px solid #e1e5e9;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.table-header h2 {
    color: #333;
    font-size: 1.5rem;
}

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

.pagination-info {
    color: #666;
    font-size: 14px;
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.pagination-controls span {
    font-weight: 500;
    color: #333;
}

.table-container {
    overflow-x: auto;
}

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

.data-table th {
    background: #f8f9fa;
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: #555;
    border-bottom: 2px solid #e1e5e9;
}

.data-table td {
    padding: 1rem;
    border-bottom: 1px solid #e1e5e9;
    vertical-align: middle;
}

.data-table tbody tr:hover {
    background: #f8f9fa;
}

.status-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
}

.status-active {
    background: #e8f5e8;
    color: #4CAF50;
}

.status-inactive {
    background: #ffebee;
    color: #f44336;
}

.status-suspendido {
    background: #fff3e0;
    color: #ff9800;
}

.rating {
    display: flex;
    align-items: center;
    gap: 5px;
}

.rating i {
    color: #ffc107;
}

.action-buttons {
    display: flex;
    gap: 5px;
}

.action-btn {
    padding: 6px 10px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.3s ease;
}

.edit-btn {
    background: #2196F3;
    color: white;
}

.edit-btn:hover {
    background: #1976D2;
}

.delete-btn {
    background: #f44336;
    color: white;
}

.delete-btn:hover {
    background: #d32f2f;
}

/* Loading */
.loading {
    text-align: center;
    padding: 3rem;
    color: #667eea;
    font-size: 18px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 15px;
    margin: 2rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.loading i {
    margin-right: 15px;
    font-size: 24px;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Estado vacío mejorado */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: #666;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 15px;
    margin: 2rem 0;
}

.empty-state i {
    font-size: 4rem;
    color: #ccc;
    margin-bottom: 1rem;
    display: block;
}

.empty-state h3 {
    color: #333;
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: #666;
    font-size: 14px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    animation: fadeIn 0.3s ease;
}

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

.modal-content {
    background: white;
    border-radius: 12px;
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideIn 0.3s ease;
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid #e1e5e9;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    color: #333;
    font-size: 1.5rem;
}

.close-btn {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #666;
    padding: 5px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.close-btn:hover {
    background: #f5f5f5;
    color: #333;
}

.modal-body {
    padding: 1.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

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

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

.form-group label {
    font-weight: 500;
    margin-bottom: 5px;
    color: #555;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 10px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.modal-footer {
    padding: 1.5rem;
    border-top: 1px solid #e1e5e9;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.unit-info {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
}

.toast {
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideInRight 0.3s ease;
    min-width: 300px;
}

.toast.success {
    border-left: 4px solid #4CAF50;
}

.toast.error {
    border-left: 4px solid #f44336;
}

.toast.warning {
    border-left: 4px solid #ff9800;
}

.toast i {
    font-size: 20px;
}

.toast.success i {
    color: #4CAF50;
}

.toast.error i {
    color: #f44336;
}

.toast.warning i {
    color: #ff9800;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes slideInRight {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Responsive Design */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .header-actions {
        width: 100%;
        justify-content: center;
    }
    
    .filters-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .table-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .table-actions {
        justify-content: space-between;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        width: 95%;
        margin: 20px;
    }
    
    .toast-container {
        left: 20px;
        right: 20px;
    }
    
    .toast {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .header h1 {
        font-size: 1.5rem;
    }
    
    .btn {
        padding: 8px 16px;
        font-size: 13px;
    }
    
    .data-table {
        font-size: 14px;
    }
    
    .data-table th,
    .data-table td {
        padding: 8px;
    }
}