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var(--sans);color:var(--grey-3);background:#fff;outline:none}.side-actions{position:absolute;top:4px;right:4px;display:flex;gap:1px;padding-right:4px;opacity:0;pointer-events:none;transition:opacity .12s ease}.side-item:hover .side-actions,.side-item:focus-within .side-actions{opacity:1;pointer-events:auto}.side-act{width:24px;height:24px;border:none;border-radius:6px;background:none;color:var(--muted);font-size:12px;cursor:pointer}.side-act:hover{background:#0000000f;color:var(--grey-2)}.side-del:hover{color:#b3402a}.design-pane{flex:1;display:flex;min-width:0;overflow:hidden}.design-pane.hero-only{justify-content:center}.pane-gutter{flex:0 0 6px;align-self:stretch;position:relative;z-index:1;cursor:col-resize;background:transparent;touch-action:none}.pane-gutter:before{content:"";position:absolute;top:0;bottom:0;left:50%;width:2px;transform:translate(-1px);background:var(--hairline);transition:background .12s ease}.pane-gutter:hover:before,.pane-gutter:active:before{background:var(--accent)}.pane-gutter:focus-visible:before{background:var(--accent);width:4px;transform:translate(-2px)}.pane-gutter:focus-visible{outline:none}body.pane-resizing{cursor:col-resize;-webkit-user-select:none;user-select:none}.convo-pane{flex:1 1 46%;min-width:0;overflow-y:auto}.design-pane:not(.hero-only) .convo-pane{flex:0 0 clamp(360px,42%,560px);display:flex;flex-direction:column;overflow-x:hidden;overflow-y:auto}.design-pane:not(.hero-only) .convo-pane{min-width:250px}.convo-pane .convo{flex:1 1 auto;min-height:0;overflow-y:auto;padding:24px 20px 48px;gap:20px}.convo-pane .row,.convo-pane .row-wide,.convo-pane .row-output{width:100%;max-width:100%;min-width:0}.docked-composer{flex:none;padding:10px 20px 16px;background:var(--bg);border-top:1px solid var(--hairline)}.docked-composer .dc-error{font-size:13px;color:#c0492a;margin:0 4px 8px}.dc-box{position:relative;display:flex;align-items:flex-end;gap:8px;background:#fff;border:1px solid var(--control-border);border-radius:14px;padding:7px 7px 7px 14px;box-shadow:0 1px 2px #281e140a}.dc-box.dc-disabled{background:var(--disabled-bg);border-color:var(--card-border);box-shadow:none}.dc-input{flex:1;min-width:0;border:none;background:none;resize:none;font-family:inherit;font-size:14.5px;line-height:1.5;color:var(--grey-3);height:30px;overflow-y:hidden;padding:4px 0;outline:none}.dc-grip{position:absolute;left:50%;top:-8px;transform:translate(-50%);display:grid;place-items:center;width:48px;height:16px;color:var(--tertiary);cursor:ns-resize;touch-action:none;user-select:none;-webkit-user-select:none;transition:color .15s ease}.dc-grip:hover{color:var(--muted)}.dc-grip:focus-visible{color:var(--accent-text);outline:2px solid var(--accent-text);outline-offset:1px;border-radius:4px}.dc-grip-bar{width:30px;height:3px;border-radius:2px;background:currentColor}.dc-box.dc-disabled .dc-grip{color:var(--disabled-text)}.dc-input::placeholder{color:var(--muted)}.dc-input:disabled{color:var(--muted)}.dc-send{flex:none;width:32px;height:32px;border-radius:9px;border:none;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer}.dc-send:disabled{background:var(--disabled-bg);color:var(--muted);cursor:default}.artifact-pane{flex:1 1 54%;min-width:0;display:flex;flex-direction:column;overflow:hidden;background:var(--bg)}.artifact-pane-head{flex:none;display:flex;flex-direction:column;gap:8px;padding:10px 18px 0;border-bottom:1px solid var(--hairline)}.artifact-pane-head-top{display:flex;align-items:center;gap:16px}.artifact-pane-head 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var(--bg)}.props-toggle-count{position:absolute;top:-6px;right:-6px;min-width:15px;height:15px;padding:0 4px;border-radius:999px;background:#9333ea;color:#fff;border:1.5px solid var(--bg);font-family:var(--mono);font-size:9px;line-height:12px;text-align:center}.app--focus .topbar,.app--focus .sidebar{display:none}.app--focus .design-pane:not(.hero-only) .convo-pane{display:none}.app--focus .artifact-pane-body,.app--focus .artifact-tab-content,.app--focus .board-view,.app--focus .tdiagram{display:flex;flex-direction:column;min-height:0}.app--focus .artifact-tab-content,.app--focus .board-view,.app--focus .tdiagram{flex:1}.app--focus .board-view{max-width:none;margin:0}.app--focus .tdiagram-viewport,.app--focus .preview-canvas{flex:1;min-height:0;height:auto}@media(max-width:900px){.design-pane:not(.hero-only){flex-direction:column}.design-pane:not(.hero-only) .convo-pane{flex:0 0 auto;max-height:46%;min-width:0;border-bottom:1px solid var(--hairline)}.design-pane:not(.hero-only) 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rev-spin{to{transform:rotate(360deg)}}.viewer-loading-overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:3;background:var(--card)}.side-loading{display:inline-flex;align-items:center;gap:6px;color:var(--accent-text)}.side-spinner{width:11px;height:11px;border-width:2px}