/* 🎨 SISTEMA MODERNO DE CONCEPTOS RELACIONADOS */


/* Reset y variables */
:root {
    --concepto-primary: #2563eb;
    --concepto-secondary: #f8fafc;
    --concepto-accent: #059669;
    --concepto-danger: #dc2626;
    --concepto-warning: #d97706;
    --concepto-border: #e2e8f0;
    --concepto-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --concepto-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --concepto-radius: 12px;
    --concepto-radius-sm: 8px;
    --concepto-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Estilos básicos para referencias normativas (preservar apariencia original) */
.referencia-norma {
    font-weight: inherit;
    color: inherit;
    background: inherit;
    text-decoration: inherit;
    border: inherit;
    padding: inherit;
}

/* Estilos para artículos CON conceptos relacionados */
.referencia-norma.has-conceptos {
    position: relative;
    /* Mantener apariencia original - sin estilos adicionales por defecto */
    /* Los estilos visuales se aplican solo cuando es necesario */
}

/* Widget principal de conceptos - Consolidado y mejorado */
.conceptos-relacionados-widget {
    position: relative;
    margin: 5px 0 5px 0;
    display: inline-block;
    width: auto;
    opacity: 0;
    transform: translateY(10px);
    transition: var(--concepto-transition);
}

.conceptos-relacionados-widget.widget-loaded {
    opacity: 1;
    transform: translateY(0);
}

/* Trigger/Botón principal */
.conceptos-trigger {
    cursor: pointer;
    user-select: none;
    margin-top: 5px;
}

.conceptos-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: linear-gradient(135deg, var(--concepto-primary) 0%, #1d4ed8 100%);
    color: white;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-decoration: none;
    outline: none;
    box-shadow: var(--concepto-shadow);
    transition: var(--concepto-transition);
    position: relative;
    overflow: hidden;
}

.conceptos-badge:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(30, 64, 175, 0.4);
}

.conceptos-badge:active {
    transform: translateY(0);
}

.conceptos-badge::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 0.5s;
}

.conceptos-badge:hover::before {
    left: 100%;
}

.conceptos-icon {
    width: 14px;
    height: 14px;
    stroke-width: 2;
}

.conceptos-count {
    background: rgba(255, 255, 255, 0.25);
    padding: 1px 6px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    min-width: 18px;
    text-align: center;
}

.conceptos-text {
    font-size: 11px;
    font-weight: 600;
}

.conceptos-arrow {
    width: 12px;
    height: 12px;
    transition: transform 0.3s ease;
    stroke-width: 2;
}

.panel-open .conceptos-arrow {
    transform: rotate(180deg);
}

/* Panel de conceptos - Empuja contenido hacia abajo */
.conceptos-panel {
    position: relative;
    top: 8px;
    background: white;
    border-radius: var(--concepto-radius);
    box-shadow: var(--concepto-shadow-lg);
    border: 1px solid var(--concepto-border);
    opacity: 0;
    max-height: 0;
    visibility: hidden;
    overflow: hidden;
    transition: opacity 0.3s ease, max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.3s ease;
    z-index: 1000;
    min-width: 600px;
    max-width: 750px;
    margin: 8px 0 8px 0;
}

.conceptos-panel.show {
    opacity: 1;
    max-height: 80vh;
    visibility: visible;
}

/* Header del panel */
.conceptos-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px 14px;
    border-bottom: 1px solid var(--concepto-border);
}

.conceptos-panel-title {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
}

.conceptos-panel-title svg {
    width: 18px;
    height: 18px;
    color: var(--concepto-primary);
    stroke-width: 2;
}

.conceptos-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    border-radius: 6px;
    transition: var(--concepto-transition);
    color: #6b7280;
}

.conceptos-close:hover {
    background: #f3f4f6;
    color: #374151;
}

.conceptos-close svg {
    width: 16px;
    height: 16px;
    stroke-width: 2;
}

/* Contenido del panel */
.conceptos-panel-content {
    padding: 18px;
    max-height: 60vh;
    overflow-y: auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* Tarjetas de conceptos */
.concepto-card {
    background: #f8fafc;
    border: 1px solid var(--concepto-border);
    border-radius: var(--concepto-radius);
    padding: 16px;
    transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.2s ease, box-shadow 0.2s ease;
    opacity: 0;
    transform: translateY(10px);
}


.concepto-card.card-visible {
    opacity: 1;
    transform: translateY(0);
}

.concepto-card:hover {
    border-color: #2563eb;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

/* Header de la tarjeta */
.concepto-card-header {
    margin-bottom: 8px;
}

.concepto-title {
    margin: 0 0 6px 0;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.4;
}

.concepto-link {
    color: #1f2937;
    text-decoration: none;
    transition: color 0.2s ease;
}

.concepto-link:hover {
    color: var(--concepto-primary);
}

.concepto-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    color: #6b7280;
}

.concepto-date {
    background: #e5e7eb;
    padding: 2px 8px;
    border-radius: 20px;
    font-weight: 500;
}

.concepto-category {
    background: var(--concepto-accent);
    color: white;
    padding: 2px 8px;
    border-radius: 20px;
    font-weight: 500;
}

/* Extracto */
.concepto-excerpt p {
    margin: 8px 0 0 0;
    color: #4b5563;
    line-height: 1.5;
    font-size: 11px;
}

/* Footer de la tarjeta */
.concepto-card-footer {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--concepto-border);
}

.concepto-read-more {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--concepto-primary);
    text-decoration: none;
    font-size: 12px;
    font-weight: 500;
    transition: var(--concepto-transition);
}

.concepto-read-more:hover {
    color: #1d4ed8;
    transform: translateX(2px);
}

.concepto-read-more svg {
    width: 12px;
    height: 12px;
    stroke-width: 2;
    transition: transform 0.2s ease;
}

.concepto-read-more:hover svg {
    transform: scale(1.1);
}

/* Footer del panel */
.conceptos-panel-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--concepto-border);
    background: #f8fafc;
    border-radius: 0 0 var(--concepto-radius) var(--concepto-radius);
}

.conceptos-summary {
    margin: 0;
    font-size: 12px;
    color: #6b7280;
    text-align: center;
    font-style: italic;
}

/* Estados de carga y error */
.conceptos-loading,
.conceptos-error {
    padding: 40px 20px;
    text-align: center;
    color: #6b7280;
    font-style: italic;
}

.conceptos-loading::before {
    content: '';
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #e5e7eb;
    border-top: 2px solid var(--concepto-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

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

/* Variantes de estado */
.concepto-card.tipo-interpretacion {
    border-left: 4px solid var(--concepto-accent);
}

.concepto-card.tipo-procedimiento {
    border-left: 4px solid var(--concepto-warning);
}

.concepto-card.tipo-sancion {
    border-left: 4px solid var(--concepto-danger);
}

/* Responsive Design - Consolidado */
@media (max-width: 900px) {
    .conceptos-panel {
        min-width: 500px;
        max-width: 600px;
    }
    
    .conceptos-panel-content {
        grid-template-columns: 1fr;
        gap: 14px;
    }
}

@media (max-width: 768px) {
    .conceptos-panel {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        min-width: auto;
        max-width: none;
        border-radius: 0;
        transform: translateY(100%);
        width: 100vw;
        height: 100vh;
    }
    
    .conceptos-panel-content {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .conceptos-panel.show {
        transform: translateY(0);
    }
    
    .conceptos-panel-content {
        max-height: calc(100vh - 120px);
    }
    
    .concepto-card {
        padding: 16px;
    }
    
    .conceptos-badge {
        padding: 8px 14px;
        font-size: 13px;
    }
    
    .conceptos-icon {
        width: 16px;
        height: 16px;
    }
}

@media (max-width: 480px) {
    .conceptos-panel-header {
        padding: 16px 20px 12px;
    }
    
    .conceptos-panel-content {
        padding: 20px;
    }
    
    .conceptos-panel-title {
        font-size: 16px;
    }
    
    .concepto-card {
        padding: 14px;
        margin-bottom: 12px;
    }
    
    .concepto-title {
        font-size: 15px;
    }
    
    .concepto-excerpt p {
        font-size: 9px;
    }
}

/* Animaciones adicionales */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(37, 99, 235, 0);
    }
}

/* Efectos hover avanzados */
.conceptos-badge:hover {
    animation: pulseGlow 2s infinite;
}

/* Scroll personalizado para el panel */
.conceptos-panel-content::-webkit-scrollbar {
    width: 6px;
}

.conceptos-panel-content::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 3px;
}

.conceptos-panel-content::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}

.conceptos-panel-content::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Accesibilidad */
.conceptos-trigger:focus,
.concepto-link:focus,
.concepto-read-more:focus {
    outline: 2px solid var(--concepto-primary);
    outline-offset: 2px;
}

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