:root{--page-bg:#e9e4d8;--paper:#faf8f3;--ink:#23241f;--ink-soft:#5c5b52;--rule:#e2ddcf;--accent:#2f5d50;--accent-soft:#dce8e2;--agent:#a8562f;--agent-soft:#f3e2d3;--radius:5px;--font-serif:"Source Serif 4", Georgia, "Palatino Linotype", serif;--font-ui:"Inter", -apple-system, "Segoe UI", sans-serif}*{box-sizing:border-box}html,body,#root{height:100%}body{background:var(--page-bg);color:var(--ink);font-family:var(--font-serif);margin:0}.app{flex-direction:column;min-height:100vh;display:flex}.toolbar{border-bottom:1px solid var(--rule);background:var(--paper);font-family:var(--font-ui);color:var(--ink-soft);align-items:center;gap:24px;padding:14px 32px;font-size:12.5px;display:flex}.toolbar__brand{font-family:var(--font-serif);color:var(--ink);letter-spacing:.01em;align-items:center;gap:8px;font-size:18px;font-weight:600;display:flex}.toolbar__mark{color:var(--accent);font-size:15px}.toolbar__status{align-items:center;gap:8px;display:flex}.status-dot{border-radius:50%;width:7px;height:7px;display:inline-block}.status-dot--on{background:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.status-dot--off{background:#c0392b;box-shadow:0 0 0 3px #f6dcd8}.toolbar__person{color:var(--ink-soft)}.toolbar__selection{color:var(--ink-soft);margin-left:auto}.toolbar__export{position:relative}.export-button{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:3px;padding:5px 12px;font-family:ui-monospace,monospace;font-size:12px}.export-menu{border:1px solid var(--rule);border-radius:var(--radius);z-index:10;background:#fff;flex-direction:column;min-width:190px;display:flex;position:absolute;top:calc(100% + 6px);right:0;box-shadow:0 4px 14px #0000001f}.export-menu button{text-align:left;cursor:pointer;color:var(--ink);background:0 0;border:none;padding:9px 12px;font-family:-apple-system,Segoe UI,sans-serif;font-size:13px}.export-menu button:hover{background:var(--accent-soft)}.toolbar__selection code{color:var(--accent)}.app__main{background:var(--paper);border:1px solid var(--rule);border-radius:8px;flex:1;grid-template-columns:minmax(0,1fr) 300px;gap:0;width:100%;max-width:1180px;margin:28px auto;display:grid;overflow:hidden;box-shadow:0 1px 3px #23241f0f,0 10px 30px #23241f0f}@media (width<=860px){.app__main{border-left:none;border-right:none;border-radius:0;grid-template-columns:1fr;margin:0}}.doc-body{border-right:1px solid var(--rule);padding:56px 64px 80px}@media (width<=860px){.doc-body{border-right:none;padding:32px 24px 48px}}.block-row{border-radius:var(--radius);border-left:2px solid #0000;gap:12px;margin:0 -12px;padding:6px 12px 6px 0;transition:background .15s,border-color 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0}}.block-gutter{flex-direction:column;flex-shrink:0;align-items:center;gap:4px;width:20px;padding-top:6px;display:flex}.agent-badge{font-size:13px;line-height:1}.comment-badge{background:var(--accent);color:var(--paper);border-radius:50%;justify-content:center;align-items:center;width:15px;height:15px;font-family:ui-monospace,monospace;font-size:10px;display:flex}.block-main{flex:1;min-width:0}.author-tag{letter-spacing:.04em;text-transform:uppercase;margin-bottom:2px;font-family:ui-monospace,monospace;font-size:10px;font-weight:700;display:inline-block}.author-tag--agent{color:var(--agent)}.presence-row{gap:4px;padding-top:2px;display:flex}.presence-dot{background:var(--accent);opacity:.6;border-radius:50%;width:6px;height:6px}.pending-row{border-radius:var(--radius);border:1.5px dashed var(--agent);background:var(--agent-soft);gap:12px;margin:4px -12px 10px;padding:10px 12px;display:flex}.pending-row__body{flex:1}.pending-row__text{color:var(--ink);white-space:pre-wrap;font-size:16px;line-height:1.55;font-family:var(--font-serif);margin:4px 0 8px}.pending-row__actions{gap:8px;display:flex}.pending-row__accept,.pending-row__reject{cursor:pointer;border:1px solid #0000;border-radius:3px;padding:4px 10px;font-family:ui-monospace,monospace;font-size:12px;font-weight:600}.pending-row__accept{background:var(--accent);color:#fff}.pending-row__reject{border-color:var(--ink-soft);color:var(--ink-soft);background:0 0}.block-title{white-space:pre-wrap;outline:none;padding:4px 0 10px;font-size:30px;font-weight:600}.block-text{color:var(--ink);white-space:pre-wrap;outline:none;padding:6px 0;font-size:17px;line-height:1.65}.block-text:focus,.block-title:focus{outline:none}.comment-rail{padding:56px 24px 40px}.comment-rail__header{letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:16px;font-family:ui-monospace,monospace;font-size:11px}.comment-rail__empty{color:var(--ink-soft);font-size:13px;line-height:1.6}.comment-rail__empty code{background:var(--rule);border-radius:3px;padding:1px 4px;font-size:12px}.comment-rail__list{flex-direction:column;gap:12px;margin:0;padding:0;list-style:none;display:flex}.comment-rail__header--resolved{margin-top:24px}.comment-card{border:1px solid var(--rule);border-radius:var(--radius);cursor:pointer;background:#fff;padding:10px 12px;font-family:-apple-system,Segoe UI,sans-serif}.comment-card--agent{border-left:3px solid var(--agent)}.comment-card--resolved{cursor:default;opacity:.55;background:var(--paper)}.comment-card--resolved 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