/**
 * CSUK Learning Tools - Main Styles
 */

/* Toolbar Styles */
.csuk-learning-tools {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    max-width: 1400px;
    margin: 0 auto;
}

.csuk-lt-toolbar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px 12px 0 0;
    padding: 12px 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.csuk-lt-toolbar-inner {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.csuk-lt-tool-btn {
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.csuk-lt-tool-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.csuk-lt-tool-btn.active {
    background: #fff;
    color: #667eea;
    border-color: #fff;
}

/* Viewport */
.csuk-lt-viewport {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-top: none;
    border-radius: 0 0 12px 12px;
    padding: 24px;
    min-height: 600px;
}

.csuk-lt-tool {
    display: none;
}

.csuk-lt-tool.active {
    display: block;
}