:root{--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #f1f5f9;--bg-hover: #e2e8f0;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border-color: #e2e8f0;--border-light: #f1f5f9;--accent-primary: #3b82f6;--accent-primary-hover: #2563eb;--accent-secondary: #8b5cf6;--success: #10b981;--warning: #f59e0b;--error: #ef4444;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -2px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -4px rgba(0, 0, 0, .1);--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}[data-theme=dark]{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--bg-hover: #475569;--text-primary: 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button+button{border-top:1px solid var(--border-light)}@media(max-width:1024px){.container{flex-direction:column;height:auto}.container.three-column{grid-template-columns:1fr;grid-template-rows:40vh auto auto}.video-column{width:100%;min-width:unset;height:40vh}.transcript-column{min-width:unset;height:50vh}.chat-column{height:50vh}}@media(max-width:640px){.main-content{padding:.25rem}.container{gap:.25rem}}