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24px;color:#a34418;background:#fff3e9;font-size:12px}.error-banner span{flex:1;min-width:200px}.error-banner button{border:1px solid #e8c1a9;border-radius:6px;padding:6px 9px}.loading-overlay{position:absolute;inset:0;display:grid;place-items:center;z-index:10;background:#f6f7fb88;color:#6366f1;font-size:14px;-webkit-backdrop-filter:blur(1px);backdrop-filter:blur(1px)}.empty-state{display:flex;flex:1;flex-direction:column;align-items:center;justify-content:center;padding:40px;text-align:center}.empty-icon{display:block;width:80px;height:80px;border-radius:24px;filter:drop-shadow(0 8px 16px #2563eb1f)}.empty-state h1{max-width:430px;margin:24px 0 10px;font-size:28px;letter-spacing:-.7px}.empty-state p{max-width:420px;margin-bottom:26px;font-size:14px;line-height:1.8;color:#9298a6}@media(max-width:1000px){.sidebar{width:215px}.brand{gap:6px;padding:0 0 28px;font-size:18px}.brand-icon{width:32px;height:32px}.brand small{font-size:9px}.canvas-tip{display:none}}@container board-workspace (min-width: 1200px){.tool-dock{position:absolute;left:50%;transform:translate(-50%);margin-left:0}}@container board-workspace (max-width: 850px){.editor-chrome{flex-direction:column;align-items:flex-start;gap:10px}.board-info-panel{width:min(100%,330px)}.tool-dock{margin-left:0;align-self:center}.tool-dock .editor-popover-anchor{position:static}.tool-dock .tool-settings--left{left:auto;right:0}.editor-alerts{top:132px}.editor-footer>span:last-child{display:none}}@media(max-width:760px){.sidebar{position:absolute;top:0;left:0;height:100%;width:min(288px,86vw);z-index:35;box-shadow:10px 0 35px #20293818}.sidebar-backdrop{display:block;position:absolute;inset:0;width:100%;height:100%;background:#20293840;z-index:34}.editor-chrome{top:10px;left:10px;right:10px}.editor-icon-button{width:31px;height:33px}.tool-dock{gap:2px}.tool-dock .editor-icon-button{width:24px}.editor-divider{margin:0 3px}}@media(max-width:650px){.auth-shell{padding:12px}.auth-card{padding:26px 22px;max-height:calc(100dvh - 24px)}.empty-state{padding:25px}}