:root{color-scheme:light dark;--surface: #fcfcfb;--surface-2: #f4f4f2;--border: #e3e2de;--text-primary: #0b0b0b;--text-secondary: #52514e;--text-muted: #8a8984;--accent: #2a78d6}@media(prefers-color-scheme:dark){:root{--surface: #1a1a19;--surface-2: #242423;--border: #3a3a38;--text-primary: #ffffff;--text-secondary: #c3c2b7;--text-muted: #8a8984;--accent: #3987e5}}*{box-sizing:border-box;margin:0}body{background:var(--surface);color:var(--text-primary);font-family:system-ui,-apple-system,Segoe UI,sans-serif;font-size:14px;line-height:1.5}#root{min-height:100vh}.layout{display:flex;min-height:100vh}.sidebar{width:230px;flex-shrink:0;position:sticky;top:0;height:100vh;overflow-y:auto;border-right:1px solid var(--border);background:var(--surface-2);display:flex;flex-direction:column;padding:18px 10px 12px}.sidebar .brand{font-size:15px;font-weight:700;letter-spacing:-.01em;padding:0 10px 14px}.sidebar 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dd{margin:0;font-size:13px;color:var(--text-primary);white-space:normal}.model-detail a{color:var(--accent)}.focus-tip{position:absolute;z-index:10;pointer-events:none;background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:7px 10px;font-size:12px;color:var(--text-primary);box-shadow:0 4px 14px #0000001f;white-space:nowrap}.focus-tip b{display:block;margin-bottom:2px}.empty{color:var(--text-muted);padding:32px;text-align:center}footer{color:var(--text-muted);font-size:12px;margin-top:32px}