/**
 * Select Tema Prompt - Empty state elegante para pedir selección de tema
 */

.select-tema-prompt {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 500px;
    padding: 3rem 2rem;
    text-align: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    animation: fadeInUp 0.5s ease;
}

.prompt-icon {
    margin-bottom: 1.5rem;
    color: #0a5fb3;
    opacity: 0.7;
    animation: float 3s ease-in-out infinite;
}

.prompt-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #212529;
    margin-bottom: 1rem;
    animation: fadeIn 0.6s ease 0.2s both;
}

.prompt-message {
    font-size: 0.95rem;
    color: #6c757d;
    max-width: 500px;
    line-height: 1.6;
    margin-bottom: 2rem;
    animation: fadeIn 0.6s ease 0.4s both;
}

.prompt-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    font-size: 0.9rem;
    color: #495057;
    animation: fadeIn 0.6s ease 0.6s both;
}

.prompt-stats strong {
    color: #0a5fb3;
    font-size: 1.1rem;
    margin: 0 0.25rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Variante con highlight en sidebar */
.tema-item-highlight {
    animation: highlightPulse 2s ease-in-out 3;
}

@keyframes highlightPulse {
    0%, 100% {
        background-color: transparent;
    }
    50% {
        background-color: rgba(10, 95, 179, 0.1);
        box-shadow: 0 0 0 3px rgba(10, 95, 179, 0.1);
    }
}

/* Arrow pointing to sidebar */
.prompt-arrow {
    position: absolute;
    left: -30px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2rem;
    color: #0a5fb3;
    animation: arrowBounce 1.5s ease-in-out infinite;
}

@keyframes arrowBounce {
    0%, 100% {
        transform: translateY(-50%) translateX(0);
    }
    50% {
        transform: translateY(-50%) translateX(-10px);
    }
}

/* Responsive */
@media (max-width: 992px) {
    .select-tema-prompt {
        min-height: 400px;
        padding: 2rem 1rem;
    }
    
    .prompt-title {
        font-size: 1.25rem;
    }
    
    .prompt-message {
        font-size: 0.85rem;
    }
    
    .prompt-arrow {
        display: none;
    }
}

/* Variante: Tema seleccionado pero sin menciones */
.no-mentions-for-tema {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    padding: 2rem;
    text-align: center;
}

.no-mentions-icon {
    margin-bottom: 1rem;
    color: #6c757d;
    opacity: 0.5;
}

.no-mentions-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.5rem;
}

.no-mentions-message {
    font-size: 0.9rem;
    color: #6c757d;
    max-width: 400px;
}

.no-mentions-suggestion {
    margin-top: 1.5rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
    font-size: 0.85rem;
    color: #495057;
}