:root{--bg: #f3efe7;--paper: #f7f4ee;--panel: #fffdf9;--line: #e3dccf;--ink: #2b2824;--muted: #8a8174;--accent: #b5653a;--accent-soft: #f3e3d8;--teal: #2f5d62}*{box-sizing:border-box}html,body,#root{margin:0;height:100%;background:var(--bg);color:var(--ink);overflow:hidden;overscroll-behavior:none;touch-action:manipulation;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent;font:13px/1.5 -apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}button,input,select{font:inherit;color:inherit}.app{display:grid;grid-template-rows:auto minmax(0,1fr) 30px;grid-template-columns:244px minmax(0,1fr) 310px;height:100vh;height:100dvh;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);-webkit-user-select:none;user-select:none}input{-webkit-user-select:text;user-select:text}header{grid-column:1 / -1;display:flex;flex-wrap:wrap;align-items:center;gap:6px 8px;padding:8px 14px;background:var(--panel);border-bottom:1px solid var(--line);z-index:20}.brand{display:flex;flex-direction:column;margin-right:6px;line-height:1.25}.brand b{font-size:15px;letter-spacing:.4px}.brand span{color:var(--muted);font-size:11.5px}.grp{display:flex;align-items:center;gap:2px;padding:2px;border:1px solid var(--line);border-radius:8px;background:#fff}.btn{border:0;background:transparent;padding:5px 9px;border-radius:6px;cursor:pointer;white-space:nowrap;transition:background .15s,color .15s}.btn:hover{background:#f2ece2}.btn.on{background:var(--ink);color:#fff}.btn.chip.on{background:var(--accent-soft);color:var(--accent);font-weight:500}#langSel .btn{min-width:30px;font-weight:500}.btn.primary{background:var(--accent);color:#fff}.btn.primary:hover{background:#9f5530}.btn.danger{color:#b3372a}.spacer{flex:1}aside{background:var(--panel);overflow:auto;border-right:1px solid var(--line)}aside.right{border-right:0;border-left:1px solid var(--line)}.lib h4{margin:0;padding:12px 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svg{width:100%;height:100%;display:block;overflow:visible}main#stage{position:relative;overflow:hidden;background:var(--paper);display:flex}.stage-pane{position:relative;flex:1;min-width:0;height:100%;overflow:hidden}.stage-pane.split-left{border-right:2px solid var(--line)}.plan-container{position:relative;width:100%;height:100%;background:var(--paper);cursor:default}.plan-container.panning{cursor:grabbing}.plan-container.tool-measure,.plan-container.tool-wall,.plan-container.tool-room,.plan-container.tool-door,.plan-container.tool-window{cursor:crosshair}.plan-container.tool-demolish{cursor:pointer}.view3d-container{position:relative;width:100%;height:100%;background:var(--paper)}.scalebar{position:absolute;left:14px;bottom:12px;background:#fffdf9eb;border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:12px;pointer-events:none;z-index:4}.scalebar .bar{height:6px;border:1.5px solid 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td{border-bottom:0}tr.click{cursor:pointer}tr.click:hover{background:#f5efe4}.r{text-align:right}.muted{color:var(--muted)}.dot{display:inline-block;width:9px;height:9px;border-radius:2px;margin-right:6px;vertical-align:-1px;border:1px solid rgba(0,0,0,.15)}.total{display:flex;justify-content:space-between;padding:8px 10px;margin-top:6px;background:#f6f0e4;border-radius:7px;font-weight:600}.actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}.actions .btn{border:1px solid var(--line);background:#fff}.kbd{display:grid;grid-template-columns:auto 1fr;gap:4px 10px;font-size:12px}kbd{background:#eee7da;border:1px solid #d8cfbf;border-radius:4px;padding:0 5px;font:11px/1.6 ui-monospace,monospace}#toast{position:fixed;left:50%;bottom:44px;transform:translate(-50%);background:var(--ink);color:#fff;padding:7px 16px;border-radius:20px;font-size:12px;opacity:0;transition:opacity .2s;pointer-events:none;z-index:90}#toast.show{opacity:.94}.stats{display:grid;grid-template-columns:1fr 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button.on{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}#roomList small{color:var(--muted);font-variant-numeric:tabular-nums}.rlabel{padding:2px 7px;border-radius:10px;background:#fffdf9e6;border:1px solid var(--line);font-size:11px;font-weight:600;color:var(--ink);white-space:nowrap;box-shadow:0 2px 6px #00000014;cursor:pointer;-webkit-user-select:none;user-select:none}.rlabel small{font-weight:400;color:var(--muted);margin-left:4px}#walkOverlay{position:absolute;top:0;right:0;bottom:0;left:0;display:none;align-items:center;justify-content:center;background:#1e1a166b;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:10;cursor:pointer}#walkOverlay>div{background:var(--panel);padding:20px 26px;border-radius:14px;border:1px solid var(--line);text-align:center;max-width:340px;box-shadow:0 16px 40px #0003}#walkOverlay h3{margin:0 0 6px;font-size:15px}#walkOverlay p{margin:4px 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.btn{background:#fff;border:1px solid var(--line)}#fab .sep{width:1px;align-self:stretch;margin:4px 2px;background:var(--line)}#joy{position:absolute;left:28px;bottom:28px;width:130px;height:130px;border-radius:50%;background:#fffdf940;border:2px solid rgba(255,255,255,.7);box-shadow:0 4px 18px #0000002e;z-index:10;touch-action:none;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}#joy i{position:absolute;left:50%;top:50%;width:56px;height:56px;margin:-28px 0 0 -28px;border-radius:50%;background:#fffdf9eb;box-shadow:0 2px 8px #00000040;pointer-events:none}#walkExit{position:absolute;right:16px;bottom:28px;z-index:10}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#1e1a167a;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);z-index:80;display:flex;align-items:center;justify-content:center;padding:20px}.modal-card{width:min(820px,95vw);max-height:88vh;background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:0 20px 50px #1e181240;display:flex;flex-direction:column;overflow:hidden}.modal-card.modal-wide{width:min(980px,96vw)}.modal-header{display:flex;justify-content:space-between;align-items:flex-start;padding:16px 22px;border-bottom:1px solid var(--line);background:#fff}.modal-header h2{margin:0 0 4px;font-size:16px}.modal-header p{margin:0;font-size:12px}.modal-body{padding:18px 22px 24px;overflow-y:auto}.sec-title{margin:0 0 10px;font-size:13.5px;color:var(--ink)}.tpl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px}.tpl-item{padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;transition:border-color .15s,transform .15s,box-shadow .15s}.tpl-item:hover{border-color:var(--accent);transform:translateY(-1px);box-shadow:0 4px 14px #281e1414}.tpl-item.active{border-color:var(--accent);background:var(--accent-soft)}.tpl-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.tpl-item p{margin:0 0 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auto!important}.app.app-mobile-mode footer{display:none}.app.app-mobile-mode .app-bottom-dock{display:flex}.app.app-mobile-mode main#stage,.app.app-mobile-mode aside.lib,.app.app-mobile-mode aside.right{grid-row:2;grid-column:1}.app.app-mobile-mode aside.lib,.app.app-mobile-mode aside.right{position:relative;z-index:30;width:min(320px,88vw);transition:transform .28s cubic-bezier(.3,.7,.3,1),box-shadow .28s}.app.app-mobile-mode aside.lib{justify-self:start;transform:translate(-110%)}.app.app-mobile-mode aside.right{justify-self:end;transform:translate(110%)}.app.app-mobile-mode aside.open{transform:none;box-shadow:0 0 30px #281e1438}@media(max-width:1100px){.app{grid-template-rows:auto minmax(0,1fr) auto}footer{display:none}.app-bottom-dock{display:flex}}@media(pointer:coarse){.btn{min-height:36px;padding:7px 11px}.form input,.form select{font-size:16px;padding:7px 9px}}