/* Popup de validación amigable */
.validation-popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.validation-popup-overlay.show {
    opacity: 1;
    visibility: visible;
}

.validation-popup {
    background: #000;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    transform: scale(0.9) translateY(-20px);
    transition: transform 0.3s ease;
}

.validation-popup-overlay.show .validation-popup {
    transform: scale(1) translateY(0);
}

.validation-popup-header {
    background: var(--primary-color);
    color: white;
    padding: 20px 24px;
    border-radius: 12px 12px 0 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.validation-popup-header .icon {
    width: 24px;
    height: 24px;
    font-size: 24px;
}

.validation-popup-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 0;
}

.validation-popup-content {
    padding: 24px;
}

.validation-popup-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.5;
}

.validation-errors-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.validation-error-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border-left: 4px solid var(--danger-color);
    transition: background-color 0.2s ease;
}

.validation-error-item:hover {
    background: var(--bg-hover);
}

.validation-error-icon {
    color: var(--danger-color);
    font-size: 18px;
    margin-top: 2px;
    flex-shrink: 0;
}

.validation-error-content {
    flex: 1;
}

.validation-error-message {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.validation-error-help {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.validation-error-step {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    background: var(--primary-color);
    color: white;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-top: 6px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.validation-error-step:hover {
    background: var(--primary-hover);
}

.validation-popup-actions {
    padding: 20px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

.validation-popup-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.validation-popup-btn.primary:hover {
    background: var(--primary-hover);
}

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

.validation-popup-btn.secondary:hover {
    background: var(--bg-hover);
}

/* Responsive */
@media (max-width: 768px) {
    .validation-popup {
        width: 95%;
        margin: 20px;
        max-height: 90vh;
    }
    
    .validation-popup-header {
        padding: 16px 20px;
    }
    
    .validation-popup-content {
        padding: 20px;
    }
    
    .validation-popup-actions {
        padding: 16px 20px;
        flex-direction: column;
    }
    
    .validation-popup-btn {
        width: 100%;
        justify-content: center;
    }
}

/* Animaciones para iconos */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-2px); }
    75% { transform: translateX(2px); }
}

.validation-error-icon {
    animation: shake 0.5s ease-in-out;
}

/* Indicador de paso */
.step-indicator {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-left: auto;
}

.step-indicator .step-number {
    background: var(--primary-color);
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 600;
}