/* ===================================
   Estilos principales del Digesto
   =================================== */

:root {
    --primary-color: #1a5a9c;
    --primary-dark: #144a7f;
    --secondary-color: #2c3e50;
    --accent-color: #3498db;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --light-bg: #f5f6fa;
    --border-color: #dee2e6;
}

body {
    background-color: var(--light-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* Navbar personalizado */
.navbar-dark.bg-primary {
    background-color: var(--primary-color) !important;
}

.navbar-brand {
    font-weight: 600;
}

/* Card de búsqueda */
.search-card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    overflow: hidden;
}

.search-card .card-header {
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
}

.search-card .card-body {
    padding: 1.5rem;
}

/* Formulario de búsqueda */
.search-form label {
    color: var(--secondary-color);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.search-form .form-control,
.search-form .form-select {
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 0.6rem 0.75rem;
}

.search-form .form-control:focus,
.search-form .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(26, 90, 156, 0.15);
}

.btn-search {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: white;
    padding: 0.6rem 2rem;
    font-weight: 500;
}

.btn-search:hover {
    background-color: #1a252f;
    border-color: #1a252f;
    color: white;
}

/* Resultados */
.results-section {
    margin-top: 2rem;
}

.results-section h2 {
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

/* Tarjeta de resultado individual */
.result-item {
    background: #fff;
    border-left: 4px solid var(--primary-color);
    border-radius: 0 4px 4px 0;
    padding: 1rem 1.25rem;
    margin-bottom: 0.75rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    cursor: pointer;
    transition: all 0.2s ease;
}

.result-item:hover {
    box-shadow: 0 3px 10px rgba(0,0,0,0.12);
    transform: translateX(3px);
}

.result-item .result-code {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.95rem;
}

.result-item .result-description {
    color: #555;
    font-size: 0.9rem;
    margin-top: 0.25rem;
    line-height: 1.5;
}

/* Modal de detalle */
.modal-detail .modal-header {
    background-color: var(--secondary-color);
    color: white;
}

.modal-detail .modal-title {
    font-weight: 600;
}

.modal-detail .detail-section {
    margin-bottom: 1rem;
}

.modal-detail .detail-label {
    font-weight: 600;
    color: var(--secondary-color);
    text-transform: uppercase;
    font-size: 0.85rem;
    margin-bottom: 0.25rem;
}

.modal-detail .detail-value {
    color: #333;
}

.modal-detail .tema-badge {
    background-color: #e9ecef;
    color: #495057;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.85rem;
    margin-right: 0.25rem;
    display: inline-block;
    margin-bottom: 0.25rem;
}

.modal-detail .relation-section {
    background-color: #f8f9fa;
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 0.75rem;
}

.modal-detail .relation-title {
    font-weight: 600;
    color: var(--secondary-color);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

/* Badges de estado */
.badge-vigente {
    background-color: var(--success-color);
}

.badge-no-vigente {
    background-color: var(--danger-color);
}

/* Botón de descarga */
.btn-download {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: white;
}

.btn-download:hover {
    background-color: #1a252f;
    border-color: #1a252f;
    color: white;
}

/* Footer */
footer {
    margin-top: auto;
}

/* Responsivo */
@media (max-width: 768px) {
    .search-card .card-body {
        padding: 1rem;
    }
    
    .result-item {
        padding: 0.75rem 1rem;
    }
}

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

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

/* Loading spinner */
.loading-spinner {
    display: none;
    text-align: center;
    padding: 2rem;
}

.loading-spinner.active {
    display: block;
}

/* Sin resultados */
.no-results {
    text-align: center;
    padding: 3rem;
    color: #666;
}

.no-results i {
    font-size: 3rem;
    color: #ccc;
    margin-bottom: 1rem;
}