.gb-root{max-width:none;margin:0;padding:8px 16px 48px}.gb-head h2{margin:0;font-family:var(--serif);font-size:32px}.gb-file{margin:4px 0 12px;font-family:var(--mono);font-size:11px;color:var(--ink-soft)}.gb-grid{display:grid;grid-template-columns:320px 1fr;gap:16px}.gb-panel{position:sticky;top:8px;align-self:start;border:1px solid var(--rule);border-radius:10px;background:var(--paper);padding:10px;max-height:calc(100vh - 24px);overflow:auto}.gb-sec{border-bottom:1px dashed var(--rule);padding:8px 0}.gb-sec:last-child{border-bottom:none}.gb-var-row{border:1px dashed var(--rule);border-radius:8px;padding:6px;margin-bottom:8px;background:var(--paper-2)}.gb-var-head{margin-bottom:4px;font-family:var(--mono);font-size:11px}.gb-axis-block{border:1px solid var(--rule);border-radius:8px;margin-bottom:6px;padding:4px 6px}.gb-axis-block summary{cursor:pointer;font-family:var(--mono);font-size:11px;text-transform:uppercase;margin-bottom:6px}.gb-panel label{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft);margin:0 0 4px}.gb-panel input,.gb-panel select,.gb-panel textarea{width:100%;box-sizing:border-box;border:1px solid var(--rule);border-radius:6px;background:var(--paper);color:var(--ink);padding:6px 8px;margin-bottom:8px;font-family:var(--sans);font-size:13px}.gb-ann-row{display:grid;grid-template-columns:60px 60px 1fr auto;gap:6px}.gb-ann-row input{margin-bottom:6px}.gb-actions{display:grid;grid-template-columns:1fr 1fr;gap:6px;position:sticky;bottom:0;background:var(--paper);padding-top:8px}.gb-actions button{border:1px solid var(--ink);background:var(--paper);color:var(--ink);border-radius:999px;padding:8px 10px;font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;cursor:pointer}.gb-actions button.primary{background:var(--ink);color:var(--paper)}.gb-canvas-wrap{min-width:0;display:grid;grid-template-columns:1fr 250px;gap:10px}.gb-canvas{border:1px solid var(--rule);border-radius:10px;background:var(--paper);min-height:540px;overflow:hidden}.gb-sidebar{border:1px solid var(--rule);border-radius:10px;background:var(--paper);padding:10px}.gb-sidebar h3{margin:0 0 8px;font-family:var(--mono);font-size:11px;text-transform:uppercase}.gb-sidebar ul{list-style:none;margin:0;padding:0}.gb-sidebar li button{width:100%;text-align:left;border:1px solid var(--rule);background:var(--paper);border-radius:6px;margin-bottom:6px;padding:6px;font-size:12px;cursor:pointer}.gb-data{grid-column:1 / -1;border:1px dashed var(--rule);border-radius:8px;padding:8px;overflow:auto;background:var(--paper-2)}.gb-data table{border-collapse:collapse;font-family:var(--mono);font-size:11px}.gb-data td,.gb-data th{border:1px solid var(--rule);padding:4px 6px}.gb-toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%);background:var(--ink);color:var(--paper);border-radius:999px;padding:8px 14px;font-family:var(--mono);font-size:11px}