/* Training Queue Styles */

.training-queue-section {
    background: var(--bg-secondary, #1a1a2e);
    border: 2px solid var(--border-color, rgba(255, 255, 255, 0.1));
    border-radius: 12px;
    padding: 1.5rem;
    margin: 1.5rem 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Queue Header */
.queue-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color, rgba(255, 255, 255, 0.1));
}

.queue-header h3 {
    margin: 0;
    font-size: 1.3rem;
    color: var(--accent-color, #00d4ff);
}

.queue-info {
    display: flex;
    gap: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary, rgba(255, 255, 255, 0.7));
}

.queue-count,
.queue-time {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Queue Settings */
.queue-settings {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0.75rem;
    background: var(--bg-tertiary, rgba(0, 0, 0, 0.2));
    border-radius: 8px;
    flex-wrap: wrap;
}

.queue-setting {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    user-select: none;
    font-size: 0.9rem;
}

.queue-setting input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--accent-color, #00d4ff);
}

.queue-setting span {
    color: var(--text-primary, #ffffff);
}

.queue-settings .btn-small {
    margin-left: auto;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

/* Queue List */
.queue-list {
    min-height: 100px;
    max-height: 400px;
    overflow-y: auto;
    padding: 0.5rem 0;
}

/* Queue Empty State */
.queue-empty {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--text-secondary, rgba(255, 255, 255, 0.5));
}

.queue-empty .empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.queue-empty p {
    margin: 0.5rem 0;
}

.queue-empty .hint {
    font-size: 0.85rem;
    color: var(--text-tertiary, rgba(255, 255, 255, 0.4));
}

/* Queue Item */
.queue-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    margin: 0.5rem 0;
    background: var(--bg-tertiary, rgba(0, 0, 0, 0.2));
    border: 2px solid var(--border-color, rgba(255, 255, 255, 0.1));
    border-radius: 8px;
    transition: all 0.2s ease;
    animation: queueItemAppear 0.3s ease;
}

@keyframes queueItemAppear {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.queue-item:hover {
    border-color: var(--accent-color, #00d4ff);
    background: rgba(0, 212, 255, 0.05);
    transform: translateX(2px);
}

.queue-item.insufficient-resources {
    opacity: 0.6;
    border-color: rgba(255, 150, 0, 0.3);
}

.queue-item.insufficient-resources:hover {
    border-color: rgba(255, 150, 0, 0.5);
    background: rgba(255, 150, 0, 0.05);
}

/* Queue Item Order */
.queue-item-order {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--accent-color, #00d4ff);
    min-width: 30px;
    text-align: center;
}

/* Queue Item Icon */
.queue-item-icon {
    font-size: 2rem;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

/* Queue Item Info */
.queue-item-info {
    flex: 1;
    min-width: 0;
}

.queue-item-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary, #ffffff);
    margin-bottom: 0.25rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.queue-item-status {
    font-size: 0.85rem;
    color: var(--text-secondary, rgba(255, 255, 255, 0.7));
}

/* Queue Item Controls */
.queue-item-controls {
    display: flex;
    gap: 0.5rem;
}

.btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary, #1a1a2e);
    border: 1px solid var(--border-color, rgba(255, 255, 255, 0.2));
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s ease;
}

.btn-icon:hover:not(:disabled) {
    background: var(--accent-color, #00d4ff);
    border-color: var(--accent-color, #00d4ff);
    transform: scale(1.1);
}

.btn-icon:active:not(:disabled) {
    transform: scale(0.95);
}

.btn-icon:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.btn-queue-remove:hover:not(:disabled) {
    background: #e63946;
    border-color: #e63946;
}

/* Add to Queue Button on Model Cards */
.btn-add-queue {
    margin-top: 0.5rem;
    width: 100%;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    background: var(--bg-tertiary, rgba(0, 0, 0, 0.3));
    border: 1px solid var(--accent-color, #00d4ff);
    color: var(--accent-color, #00d4ff);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-add-queue:hover:not(:disabled) {
    background: var(--accent-color, #00d4ff);
    color: #0a0a1a;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.3);
}

.btn-add-queue:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-add-queue.in-queue {
    background: rgba(0, 212, 255, 0.2);
    border-color: var(--accent-color, #00d4ff);
    color: var(--accent-color, #00d4ff);
}

/* Small Button Variant */
.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

/* Scrollbar Styling */
.queue-list::-webkit-scrollbar {
    width: 8px;
}

.queue-list::-webkit-scrollbar-track {
    background: var(--bg-tertiary, rgba(0, 0, 0, 0.2));
    border-radius: 4px;
}

.queue-list::-webkit-scrollbar-thumb {
    background: var(--accent-color, #00d4ff);
    border-radius: 4px;
}

.queue-list::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 212, 255, 0.8);
}

/* Responsive Design */
@media (max-width: 768px) {
    .training-queue-section {
        padding: 1rem;
    }
    
    .queue-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .queue-info {
        width: 100%;
        justify-content: space-between;
        gap: 1rem;
    }
    
    .queue-settings {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .queue-settings .btn-small {
        margin-left: 0;
        width: 100%;
    }
    
    .queue-item {
        gap: 0.75rem;
        padding: 0.75rem;
    }
    
    .queue-item-order {
        min-width: 25px;
        font-size: 0.9rem;
    }
    
    .queue-item-icon {
        font-size: 1.5rem;
    }
    
    .queue-item-name {
        font-size: 0.9rem;
    }
    
    .queue-item-status {
        font-size: 0.75rem;
    }
    
    .btn-icon {
        width: 28px;
        height: 28px;
        font-size: 0.9rem;
    }
}

/* Accessibility: Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .queue-item,
    .btn-icon,
    .btn-add-queue {
        animation: none;
        transition: none;
    }
    
    @keyframes queueItemAppear {
        from, to {
            opacity: 1;
            transform: translateX(0);
        }
    }
}

/* Dark Mode Specific (already default) */
:root {
    --queue-bg: #1a1a2e;
    --queue-border: rgba(255, 255, 255, 0.1);
    --queue-accent: #00d4ff;
}

/* Animation for queue updates */
.queue-item-updating {
    animation: queuePulse 0.5s ease;
}

@keyframes queuePulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
        border-color: var(--accent-color, #00d4ff);
    }
}