/* ================================
   COMPONENTE: JERARQUÍA FLOW
   ================================ */

.hierarchy-flow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-xl);
    background: linear-gradient(90deg, var(--bg-secondary), var(--bg-tertiary));
    border-radius: var(--radius-lg);
    margin: var(--space-xl) 0;
    overflow-x: auto;
    gap: var(--space-sm);
    position: relative;
}

/* Línea de conexión de fondo */
.hierarchy-flow::before {
    content: '';
    position: absolute;
    top: 50%;
    left: var(--space-xl);
    right: var(--space-xl);
    height: 2px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--accent-bio) 20%, 
        var(--accent-crystal) 50%, 
        var(--accent-psi) 80%, 
        transparent 100%
    );
    opacity: 0.1;
    z-index: 0;
}

/* #region ===== ITEMS ===== */
.flow-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-lg) var(--space-md);
    background: var(--bg-primary);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    min-width: 120px;
    max-width: 150px;
    flex: 1;
    transition: all var(--transition-normal);
    position: relative;
    z-index: 1;
}

.flow-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-bio), var(--accent-crystal));
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.flow-item:hover::before {
    opacity: 1;
}

.flow-item:hover {
    transform: translateY(-5px) scale(1.05);
    border-color: var(--accent-bio);
    box-shadow: 0 10px 25px rgba(74, 222, 128, 0.2);
}

.flow-icon {
    font-size: 2.5rem;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
    transition: transform var(--transition-normal);
}

.flow-item:hover .flow-icon {
    transform: scale(1.1) rotate(5deg);
}

.flow-label {
    color: var(--accent-bio);
    font-size: 0.9rem;
    font-weight: 700;
    text-align: center;
    letter-spacing: 0.05em;
}

.flow-desc {
    color: var(--text-secondary);
    font-size: 0.75rem;
    text-align: center;
    opacity: 0.8;
    line-height: 1.2;
}
/* #endregion */

/* #region ===== FLECHAS ===== */
.flow-arrow {
    color: var(--accent-crystal);
    font-size: 1.8rem;
    margin: 0 calc(var(--space-sm) * -1);
    opacity: 0.6;
    animation: pulse-arrow 2s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes pulse-arrow {
    0%, 100% { 
        transform: translateX(0);
        opacity: 0.6;
    }
    50% { 
        transform: translateX(3px);
        opacity: 1;
    }
}

/* #region ===== RESPONSIVE ===== */
@media (max-width: 968px) {
    .hierarchy-flow {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        gap: var(--space-md);
        padding: var(--space-lg);
    }
    
    .hierarchy-flow::before {
        display: none;
    }
    
    .flow-arrow {
        display: none;
    }
    
    .flow-item {
        max-width: none;
    }
}

@media (max-width: 480px) {
    .hierarchy-flow {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .flow-item {
        min-width: 0;
        padding: var(--space-md) var(--space-sm);
    }
    
    .flow-icon {
        font-size: 2rem;
    }
}
/* #endregion */