/* Prompt Builder 전용 스타일 */
.prompt-builder {
    margin-bottom: 3rem;
}

.prompt-layout {
    display: grid;
    grid-template-columns: 1fr 500px;
    gap: 2rem;
    margin-top: 2rem;
}

.prompt-categories {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-height: calc(100vh - 200px);
    overflow-y: auto;
    padding-right: 0.5rem;
}

.category-block {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
}

.category-title {
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 3px solid var(--accent-color);
}

.category-section {
    margin-bottom: 1.5rem;
}

.category-section:last-child {
    margin-bottom: 0;
}

.category-section h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.8;
}

.button-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.prompt-btn {
    padding: 0.5rem 1rem;
    background: var(--secondary-color);
    border: 2px solid var(--border-color);
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    color: var(--text-color);
    font-weight: 500;
    white-space: nowrap;
}

.prompt-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(35, 47, 62, 0.2);
}

.prompt-btn.active {
    background: var(--accent-gradient);
    color: white;
    border-color: var(--accent-color);
    box-shadow: 0 2px 8px rgba(255, 153, 0, 0.3);
}

.prompt-output {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: calc(var(--header-height) + 2rem);
    max-height: calc(100vh - 120px);
}

.prompt-output-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.prompt-output-header h2 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin: 0;
}

.output-actions {
    display: flex;
    gap: 0.5rem;
}

.prompt-textarea-wrapper {
    position: relative;
    flex: 1;
    min-height: 300px;
    margin-bottom: 1rem;
}

.prompt-output-textarea {
    width: 100%;
    height: 100%;
    min-height: 300px;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: 'Courier New', monospace;
    line-height: 1.6;
    resize: vertical;
    background: var(--secondary-color);
    color: var(--text-color);
    transition: all 0.3s ease;
}

.prompt-output-textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(255, 153, 0, 0.1);
    background: white;
}

.prompt-stats {
    position: absolute;
    bottom: 0.75rem;
    right: 1rem;
    font-size: 0.85rem;
    color: #999;
    background: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    pointer-events: none;
}

.selected-elements {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 2px solid var(--border-color);
}

.selected-elements h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.75rem;
    opacity: 0.8;
}

.selected-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.selected-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.75rem;
    background: var(--accent-gradient);
    color: white;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.selected-tag-remove {
    background: rgba(255, 255, 255, 0.3);
    border: none;
    color: white;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    line-height: 1;
    transition: all 0.3s ease;
    padding: 0;
}

.selected-tag-remove:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: scale(1.1);
}

.empty-message {
    color: #999;
    font-size: 0.9rem;
    font-style: italic;
    padding: 0.5rem 0;
}

/* 스크롤바 스타일링 */
.prompt-categories::-webkit-scrollbar {
    width: 8px;
}

.prompt-categories::-webkit-scrollbar-track {
    background: var(--secondary-color);
    border-radius: 4px;
}

.prompt-categories::-webkit-scrollbar-thumb {
    background: var(--accent-gradient);
    border-radius: 4px;
}

.prompt-categories::-webkit-scrollbar-thumb:hover {
    background: var(--warning-gradient);
}

/* 반응형 디자인 */
@media (max-width: 1400px) {
    .prompt-layout {
        grid-template-columns: 1fr 450px;
    }
}

@media (max-width: 1200px) {
    .prompt-layout {
        grid-template-columns: 1fr;
    }
    
    .prompt-output {
        position: static;
        max-height: none;
    }
    
    .prompt-categories {
        max-height: none;
    }
}

@media (max-width: 768px) {
    .prompt-layout {
        gap: 1.5rem;
    }
    
    .category-block {
        padding: 1rem;
    }
    
    .prompt-output {
        padding: 1rem;
    }
    
    .button-group {
        gap: 0.4rem;
    }
    
    .prompt-btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.85rem;
    }
    
    .output-actions {
        flex-wrap: wrap;
    }
}