:root{--background:#0a0a0a;--foreground:#f5f5f5;--card:#111;--card-foreground:#f5f5f5;--secondary:#111;--secondary-foreground:#f5f5f5;--muted:#111;--muted-foreground:#818181;--border:#191919;--border-hover:#262626;--input:#1e1e1e;--primary:#346bf1;--primary-foreground:#fff;--success:#10b981;--danger:#ef4444;--radius:10px;--font-sans:"Liberation Sans",Arimo,Inter,system-ui,-apple-system,sans-serif;--font-mono:"Liberation Mono",Cousine,"JetBrains Mono",Menlo,Consolas,monospace}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{background:var(--background);color:var(--foreground);font-family:var(--font-sans);overflow:hidden;-webkit-font-smoothing:antialiased;width:100%;height:100%;font-size:13px;line-height:1.45}button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border-hover);border-radius:3px}.app-shell{background:var(--background);display:flex;flex-direction:column;width:100vw;height:100vh;padding:14px}.window-frame{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);display:flex;flex-direction:column;flex:1;gap:12px;min-height:0;padding:16px}.win-bar{display:flex;border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items: center;gap:12px;padding-bottom:10px}.win-title{display:flex;color:var(--foreground);align-items: center;gap:8px;font-size:12.5px;font-weight:600}.status-dot{background:var(--success);border-radius:50%;flex-shrink:0;width:8px;height:8px}.mono-badge{font-family:var(--font-mono);background:var(--secondary);border:1px solid var(--border);color:var(--muted-foreground);white-space:nowrap;border-radius:4px;padding:2px 7px;font-size:11px}.win-controls{display:flex;flex-wrap:wrap;align-items: center;gap:8px}.btn{display:inline-flex;border:1px solid var(--border);background:var(--background);color:var(--muted-foreground);cursor:pointer;border-radius:5px;align-items: center;gap:6px;padding:4px 9px;transition:border-color .12s,color .12s;font-size:11.5px;font-weight:500}.btn:hover{border-color:var(--border-hover);color:var(--foreground)}.btn-primary{background:var(--primary);border-color:var(--primary);color:var(--primary-foreground)}.btn-primary:hover{color:var(--primary-foreground);background:#295ae0;border-color:#295ae0}.split-grid{display:grid;grid-template-columns:1fr 1.15fr;flex:1;gap:14px;min-height:0}.pane-left,.pane-right{background:var(--background);border:1px solid var(--border);border-radius:calc(var(--radius) - 2px);display:flex;flex-direction:column;justify-content:space-between;min-height:0;padding:16px}.pane-right{justify-content:flex-start;gap:12px}.pane-header{display:flex;border-bottom:1px solid 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.12s;font-size:11.5px}.file-pill:hover{border-color:var(--border-hover);color:var(--foreground)}.file-pill.active{border-color:var(--primary);color:var(--foreground)}.pill-badge{font-family:var(--font-mono);background:var(--secondary);border:1px solid var(--border);color:var(--foreground);border-radius:3px;padding:1px 5px;font-size:10px}.pill-pin-btn{color:var(--muted-foreground);cursor:pointer;background:0 0;border:none;padding:0 2px;font-size:11px}.pill-pin-btn.pinned{color:var(--foreground)}.composer-bar{background:var(--card);border:1px solid var(--border);display:flex;border-radius:6px;flex-direction:column;flex-shrink:0;gap:6px;margin-top:8px;padding:8px 10px}.composer-row{display:flex;justify-content:space-between;align-items: center;gap:8px}.composer-input{color:var(--foreground);outline:none;background:0 0;border:none;flex:1;font-size:12px}.composer-input::placeholder{color:var(--muted-foreground)}.tab-group{display:flex;align-items: center;gap:6px}.tab-btn{border:1px solid 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var(--border);border-radius:5px;padding:8px}.metric-val{font-family:var(--font-mono);color:var(--foreground);font-size:13px;font-weight:600}.metric-lbl{color:var(--muted-foreground);font-size:10.5px}.vault-strip{border-top:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0;gap:6px;padding-top:10px}.vault-items{display:flex;flex-wrap:wrap;gap:6px}.vault-pill{background:var(--secondary);color:var(--foreground);border:1px solid var(--border);cursor:pointer;border-radius:4px;padding:3px 8px;font-size:11px}.vault-pill.active{border-color:var(--primary)}.markdown-preview h1,.markdown-preview h2,.markdown-preview h3{color:var(--foreground);margin-top:10px;margin-bottom:6px;font-size:13px;font-weight:600}.markdown-preview p,.markdown-preview div{color:var(--muted-foreground);margin-bottom:6px;font-size:12px}.markdown-preview code{font-family:var(--font-mono);background:var(--background);border:1px solid var(--border);color:var(--foreground);border-radius:4px;padding:1px 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(max-width:820px){html,body,#root{overflow:auto}.app-shell{height:auto;min-height:100vh;padding:8px}.window-frame{flex-direction:column;padding:10px}.split-grid{grid-template-columns:1fr}.pane-left,.pane-right{min-height:70vh}}