:root{--bg: #f1f5f9;--panel: #ffffff;--border: #e2e8f0;--text: #0f172a;--muted: #64748b;--accent: #0ea5e9;--accent-ink: #0369a1;--brand: #facc15;--danger: #dc2626;--radius: 8px;font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;font-size:13px;color:var(--text);background:var(--bg)}*{box-sizing:border-box}html,body,#root{margin:0;height:100%;overflow:hidden}button,input,textarea,select{font:inherit;color:inherit}button{border:1px solid var(--border);background:#fff;border-radius:6px;padding:5px 10px;cursor:pointer;white-space:nowrap}button:hover:not(:disabled){background:#f8fafc;border-color:#cbd5e1}button:disabled{opacity:.4;cursor:default}button.primary{background:var(--text);color:#fff;border-color:var(--text)}button.primary:hover:not(:disabled){background:#1e293b}button.danger{color:var(--danger)}button.block{width:100%;margin-top:6px}.link-btn{border:none;background:none;padding:2px 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