/* Prompt Versions Styling - Enhanced */
.versions-section {
    margin: 30px 0;
    padding: 25px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.versions-title {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0 0 8px 0;
    color: var(--accent);
    font-size: 1.4em;
    font-weight: 600;
}

.versions-title i {
    color: var(--accent);
    font-size: 1.2em;
}

.versions-subtitle {
    margin: 0 0 25px 0;
    color: var(--text-secondary);
    font-size: 0.95em;
}

/* Loading Animation */
.generating-animation {
    text-align: center;
    padding: 50px 20px;
    color: var(--text-primary);
}

.spinner-icon {
    font-size: 48px;
    color: var(--accent);
    margin-bottom: 20px;
}

.generating-animation h4 {
    color: var(--text-primary);
    margin: 0 0 10px 0;
    font-size: 1.3em;
}

.generating-animation p {
    color: var(--text-secondary);
    margin: 0 0 25px 0;
}

.progress-bar {
    width: 100%;
    max-width: 300px;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
    margin: 0 auto;
}

.progress-fill {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--accent-alt));
    border-radius: 3px;
    animation: progressAnimation 2.5s ease-in-out forwards;
}

@keyframes progressAnimation {
    0% { width: 0%; }
    100% { width: 100%; }
}

/* Versions Grid */
.versions-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: stretch;
}

.versions-grid .version-card {
    flex: 1 1 calc(33.333% - 20px);
    max-width: calc(33.333% - 20px);
    display: flex;
    flex-direction: column;
}

/* Version Card */
.version-card {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.version-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-color: var(--accent);
}

.version-card.selected {
    border-color: var(--success);
    background: linear-gradient(135deg, 
        var(--bg-primary) 0%, 
        rgba(var(--success-rgb), 0.05) 100%);
}

.version-card.selected::before {
    content: '✓';
    position: absolute;
    top: 15px;
    right: 15px;
    width: 25px;
    height: 25px;
    background: var(--success);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: bold;
}

/* Version Header */
.version-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

.version-info {
    flex: 1;
    margin-right: 15px;
}

.version-title {
    margin: 0 0 6px 0;
    color: var(--text-primary);
    font-size: 1.2em;
    font-weight: 600;
}

.version-model {
    font-size: 0.85em;
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 6px;
}

.version-description {
    font-size: 0.9em;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Score Circle */
.version-score {
    flex-shrink: 0;
}

.score-circle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-alt));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
}

.score-number {
    font-size: 1.3em;
    line-height: 1;
}

.score-percent {
    font-size: 0.7em;
    opacity: 0.9;
}

/* Version Content */
.version-content {
    display: none;
    margin: 15px 0;
    padding: 15px;
    background: var(--bg-tertiary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.version-prompt {
    font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
    font-size: 0.85em;
    line-height: 1.5;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-wrap: break-word;
    margin: 0;
    max-height: 400px;
    overflow-y: auto;
    padding: 0;
}

/* Version Actions */
.version-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.version-actions .btn {
    flex: 1;
    padding: 10px 16px;
    font-size: 0.9em;
}

.version-actions .btn-primary {
    background: var(--success);
    border-color: var(--success);
}

.version-actions .btn-primary:hover {
    background: var(--success-dark);
    border-color: var(--success-dark);
}

.version-actions .btn-secondary {
    background: transparent;
    color: var(--text-secondary);
    border-color: var(--border-color);
}

.version-actions .btn-secondary:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .versions-grid {
        flex-direction: column;
    }

    .versions-grid .version-card {
        max-width: 100%;
    }
    
    .version-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .version-score {
        align-self: flex-end;
    }
    
    .version-actions {
        flex-direction: column;
    }
    
    .version-actions .btn {
        flex: none;
    }
}