:root,html[data-theme=dark]{--bg-deep: #0d1117;--bg-panel: #161b22;--bg-hover: #1c2333;--bg-selected: #1f3040;--border: #2d333b;--border-light: #30363d;--accent: #38bdf8;--accent-dim: #0284c7;--accent-contrast: #0d1117;--text-primary: #e6edf3;--text-secondary: #8b949e;--text-muted: #484f58;--danger: #f85149;--folder-amber: #e3b341;--overlay-1: rgba(255,255,255,.05);--overlay-2: rgba(255,255,255,.08);--scrim: rgba(0,0,0,.55);--shadow: 0 20px 60px rgba(0,0,0,.45);--doc-surface: #ffffff;color-scheme:dark}html[data-theme=light]{--bg-deep: #f4f6f9;--bg-panel: #ffffff;--bg-hover: #eef2f7;--bg-selected: #e2effc;--border: #e2e6ec;--border-light: #d7dce3;--accent: #0284c7;--accent-dim: #0369a1;--accent-contrast: #ffffff;--text-primary: #101828;--text-secondary: #52606d;--text-muted: #94a0ae;--danger: #dc2626;--folder-amber: #b45309;--overlay-1: rgba(15,23,42,.045);--overlay-2: rgba(15,23,42,.08);--scrim: rgba(15,23,42,.4);--shadow: 0 20px 50px rgba(15,23,42,.18);--doc-surface: 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