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strong{font-size:13.5px}.titleblock{bottom:12px;left:12px;right:12px}.tb-title{max-width:45vw;overflow:visible}}.documents-bar{background:var(--sheet);border-bottom:1px solid var(--line);align-items:stretch;min-height:42px}.documents-count{color:var(--muted);align-self:center;padding:0 16px;font-size:11px}.document-tab{border-right:1px solid var(--line);border-bottom:2px solid #0000;align-items:center}.document-tab.is-active{border-bottom-color:var(--accent);background:var(--accent-tint)}.document-switch{white-space:nowrap;text-overflow:ellipsis;max-width:240px;padding:10px 12px;font-size:12px;overflow:hidden}.document-close{margin-right:5px}.document-dirty,.current-view{color:var(--accent);font-weight:600}.topbar-meta{flex-shrink:0;gap:4px}.topbar .icon-btn{border-radius:4px;width:34px;height:34px}.icon-btn[aria-pressed=true]{background:var(--accent-tint);color:var(--accent-deep)}.icon-btn:disabled{opacity:.35;cursor:not-allowed}.upload-control:focus-within{outline:2px solid var(--accent)}.editor-panel{background:var(--sheet);border-right:1px solid var(--line);resize:horizontal;flex-direction:column;width:38%;min-width:300px;max-width:65%;min-height:0;display:flex;overflow:hidden}.editor-panel[hidden]{display:none}.editor-panel .dsl-editor{flex:1}.editor-heading{border-bottom:1px solid var(--line);justify-content:space-between;gap:12px;padding:12px 16px;font-size:12px;display:flex}.editor-heading strong{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.editor-heading span{color:var(--muted)}.editor-status{border-top:1px solid var(--line);overflow-wrap:anywhere;padding:10px 14px;font-size:12px}.editor-status small{color:var(--muted);margin-top:4px;font-size:10px;display:block}.storage-error,.loading-status{background:var(--accent-tint);padding:8px 16px;font-size:12px}[data-theme=dark] .toolbar-group{background:var(--sheet)}[data-theme=dark] .diagram-host{background:#fff}[data-theme=dark] .btn-primary{color:#10251c}@media (width<=1180px){.editor-panel{z-index:30;resize:none;width:min(600px,90vw);max-width:90vw;position:absolute;inset:0 auto 0 0}}@media (width<=620px){.app{--chat-width:100vw}.app.chat-open{padding-right:0}.topbar{flex-wrap:wrap;gap:8px;height:auto;min-height:56px;padding:8px 12px}.topbar-meta{justify-content:space-between;width:100%}.editor-panel{width:100%;min-width:0;max-width:100%}.documents-count{display:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}