:root{--bp-bg: #0e2a47;--bp-bg-deep: #0a2038;--bp-line: #2f5e8c;--bp-line-bright: #5b9bd1;--bp-ink: #dceaf7;--bp-ink-dim: #9bbad6;--bp-accent: #7fd1e0;--panel: rgba(12, 38, 64, .8);--sel-bg: #0f3a5e;--toggle-on: #4f93d4;--switch-track: #25466a;--switch-knob: #eaf2fb;--mono: "Cascadia Code", ui-monospace, Consolas, "Courier New", monospace}:root[data-theme=light]{--bp-bg: #e9eef5;--bp-bg-deep: #dde6f1;--bp-line: #a8c0da;--bp-line-bright: #5b86b3;--bp-ink: #15324d;--bp-ink-dim: #5b748f;--bp-accent: #2f6db0;--panel: rgba(232, 240, 248, .92);--sel-bg: #d3e4f6;--toggle-on: #3f7fc0;--switch-track: #c3d4e6;--switch-knob: #ffffff}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bp-bg);color:var(--bp-ink);font-family:var(--mono);-webkit-font-smoothing:antialiased;transition:background .2s,color .2s}.app{display:flex;flex-direction:column;height:100%}.titlebar{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;border-bottom:1px solid var(--bp-line);background:linear-gradient(180deg,var(--bp-bg),var(--bp-bg-deep))}.brand{display:flex;align-items:center;gap:12px}.brand-mark{font-size:26px;line-height:1;color:var(--bp-accent)}.titlebar h1{margin:0;display:flex;align-items:center}.wordmark-svg{height:2.4rem;width:auto;display:block}.wm-ink{fill:var(--bp-ink)}.wm-roof{fill:var(--bp-accent)}.sub{margin:2px 0 0;font-size:10px;letter-spacing:.28em;color:var(--bp-ink-dim)}.controls{display:flex;align-items:center;gap:16px}.switch-group{display:inline-flex;align-items:center;gap:8px}.switch-side{display:inline-flex;align-items:center;font-size:10px;letter-spacing:.16em;color:var(--bp-ink-dim);transition:color .15s}.switch-side.active{color:var(--bp-ink)}.switch{position:relative;flex:none;width:38px;height:20px;padding:0;border:1px solid var(--bp-line);border-radius:10px;background:var(--switch-track);cursor:pointer;transition:background .16s,border-color .16s}.switch[data-on=true]{background:var(--toggle-on);border-color:var(--toggle-on)}.switch .knob{position:absolute;top:1px;left:1px;width:16px;height:16px;border-radius:50%;background:var(--switch-knob);box-shadow:0 1px 2px #00000059;transition:transform .16s ease}.switch[data-on=true] .knob{transform:translate(18px)}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;padding:0;background:transparent;border:1px solid var(--bp-line);border-radius:2px;color:var(--bp-ink-dim);cursor:pointer;transition:color .14s,border-color .14s}.icon-btn:hover{color:var(--bp-ink);border-color:var(--bp-line-bright)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:flex;align-items:center;justify-content:center;background:#040e1a8c}.modal{width:360px;max-width:calc(100vw - 32px);background:var(--bp-bg-deep);border:1px solid var(--bp-line);border-radius:4px;box-shadow:0 16px 48px #00000073;color:var(--bp-ink)}.modal-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--bp-line)}.modal-head h2{margin:0;font-size:12px;letter-spacing:.24em;text-transform:uppercase;color:var(--bp-accent)}.modal-close{background:none;border:0;color:var(--bp-ink-dim);font-size:22px;line-height:1;cursor:pointer}.modal-close:hover{color:var(--bp-ink)}.modal-body{padding:8px 16px 16px}.settings-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0}.settings-label{font-size:12px;letter-spacing:.12em;color:var(--bp-ink)}.field{width:130px;padding:6px 8px;font:inherit;font-size:13px;color:var(--bp-ink);background:color-mix(in srgb,var(--bp-line) 12%,transparent);border:1px solid var(--bp-line);border-radius:4px;outline:none}.field:focus{border-color:var(--bp-accent)}.key-btn{min-width:88px;padding:6px 10px;font:inherit;font-size:12px;letter-spacing:.04em;color:var(--bp-ink);background:color-mix(in srgb,var(--bp-line) 14%,transparent);border:1px solid var(--bp-line);border-radius:4px;cursor:pointer}.key-btn:hover{border-color:var(--bp-line-bright)}.key-btn.listening{border-color:var(--bp-accent);color:var(--bp-accent)}.body{flex:1;display:flex;min-height:0}.panel{width:244px;flex:none;padding:16px;border-right:1px solid var(--bp-line);background:var(--panel);overflow:auto}.panel section{margin-bottom:22px;padding-bottom:18px;border-bottom:1px dashed var(--bp-line)}.panel h2{font-size:11px;letter-spacing:.26em;text-transform:uppercase;color:var(--bp-accent);margin:0 0 10px;font-weight:600}.cat-tabs{display:flex;gap:2px;margin:0 0 10px;padding:2px;background:color-mix(in srgb,var(--bp-line) 12%,transparent);border:1px solid var(--bp-line);border-radius:7px}.cat-tab{flex:1;font:inherit;font-size:10px;letter-spacing:.22em;text-transform:uppercase;font-weight:600;color:var(--bp-ink);background:transparent;border:0;border-radius:5px;padding:6px 4px;cursor:pointer;opacity:.6}.cat-tab:hover{opacity:.85}.cat-tab.active{color:var(--bp-accent);background:var(--panel);box-shadow:0 1px 3px #00000040;opacity:1}.panel dl{margin:0}.panel dt{font-size:13px;color:var(--bp-ink)}.panel dd{margin:3px 0 0;font-size:11px;color:var(--bp-ink-dim)}.list{list-style:none;margin:0;padding:0}.list li{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:8px;border:1px solid transparent;border-radius:2px;font-size:12px;cursor:pointer}.li-label{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.row-btn{flex:none;background:none;border:0;padding:0 2px;color:var(--bp-ink-dim);font-size:13px;line-height:1;cursor:pointer}.row-btn:hover{color:var(--bp-ink)}.list li:hover{border-color:var(--bp-line)}.list li.sel{border-color:var(--bp-accent);background:var(--sel-bg)}.list li.room-hidden .li-label,.list li.room-hidden .dim{opacity:.4}.list .dim{color:var(--bp-ink-dim);font-size:10px}.showroom{display:flex;flex-wrap:wrap;align-items:flex-end;gap:12px}.sr-item{display:flex;flex-direction:column;align-items:center;gap:5px;padding:6px;background:none;border:1px solid transparent;border-radius:3px;cursor:grab;touch-action:none}.sr-item:active{cursor:grabbing}.sr-item:hover{border-color:var(--bp-line)}.sr-ghost{position:fixed;z-index:200;border:1px solid var(--bp-ink);border-radius:1px;opacity:.7;pointer-events:none}.ctx-menu{position:fixed;z-index:300;min-width:152px;padding:4px;background:var(--bp-bg-deep);border:1px solid var(--bp-line);border-radius:4px;box-shadow:0 8px 24px #0006;font-family:var(--mono)}.ctx-head{padding:4px 8px 6px;margin-bottom:4px;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--bp-accent);border-bottom:1px solid var(--bp-line)}.ctx-item{display:block;width:100%;padding:7px 8px;text-align:left;background:none;border:0;border-radius:2px;color:var(--bp-ink);font-family:var(--mono);font-size:12px;cursor:pointer}.ctx-item:hover{background:var(--sel-bg)}.ctx-danger{color:#e08a8a}.ctx-danger:hover{background:#c850502e;color:#f4b3b3}.sr-thumb{display:block;border:1px solid var(--bp-ink);border-radius:1px;opacity:.55}.sr-label{max-width:76px;font-size:9px;letter-spacing:.04em;color:var(--bp-ink-dim);text-align:center}.note{font-size:10px;color:var(--bp-ink-dim);line-height:1.6;font-style:italic}.lb-row{display:flex;gap:6px}.lb-row+.lb-row{margin-top:6px}.panel-btn{flex:1;display:inline-flex;align-items:center;justify-content:center;height:30px;padding:0 10px;background:transparent;border:1px solid var(--bp-line);border-radius:2px;color:var(--bp-ink-dim);font-family:var(--mono);font-size:11px;letter-spacing:.14em;cursor:pointer;transition:color .12s,border-color .12s,background .12s}.panel-btn:hover:not(:disabled){color:var(--bp-ink);border-color:var(--bp-line-bright)}.panel-btn:disabled{opacity:.4;cursor:default}.stage{flex:1;position:relative;min-width:0}.scalebar{position:absolute;left:12px;bottom:12px;font-size:10px;letter-spacing:.16em;color:var(--bp-ink-dim);background:var(--panel);padding:4px 9px;border:1px solid var(--bp-line);border-radius:2px}.walk-hud{position:absolute;top:12px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:12px;font-size:11px;letter-spacing:.12em;color:var(--bp-ink);background:var(--panel);padding:7px 9px 7px 14px;border:1px solid var(--bp-line);border-radius:6px;pointer-events:none}.walk-hud strong{color:var(--bp-accent);letter-spacing:.2em}.walk-exit{pointer-events:auto;font:inherit;font-size:11px;letter-spacing:.12em;color:var(--bp-ink);background:var(--sel-bg);border:1px solid var(--bp-line-bright);border-radius:4px;padding:3px 12px;cursor:pointer}.walk-exit:hover{background:var(--toggle-on)}.crosshair{position:absolute;top:50%;left:50%;width:16px;height:16px;transform:translate(-50%,-50%);border:1.5px solid rgba(255,255,255,.8);border-radius:50%;pointer-events:none;z-index:18}.crosshair:after{content:"";position:absolute;top:50%;left:50%;width:2px;height:2px;transform:translate(-50%,-50%);background:#ffffffe6;border-radius:50%}.walk-prompt{position:absolute;top:0;right:0;bottom:0;left:0;z-index:20;display:flex;align-items:center;justify-content:center;pointer-events:none;background:#06122047;-webkit-backdrop-filter:blur(1px);backdrop-filter:blur(1px);animation:walk-prompt-in .18s ease-out}.walk-prompt-card{display:flex;flex-direction:column;align-items:center;gap:8px;padding:22px 30px;color:var(--bp-ink);background:var(--panel);border:1px solid var(--bp-line-bright);border-radius:10px;box-shadow:0 8px 30px #00000059}.walk-prompt-card strong{font-size:16px;letter-spacing:.08em;color:var(--bp-accent)}.walk-prompt-card>span{font-size:11px;letter-spacing:.1em;opacity:.7}.walk-keys{display:flex;flex-direction:column;gap:7px;margin-top:4px}.walk-key-row{display:flex;align-items:center;gap:10px}.walk-key-row .kbds{display:flex;gap:4px;min-width:132px;justify-content:flex-end}.walk-key-row kbd{font:inherit;font-size:11px;letter-spacing:.04em;min-width:26px;text-align:center;padding:3px 7px;color:var(--bp-ink);background:color-mix(in srgb,var(--bp-line) 16%,transparent);border:1px solid var(--bp-line-bright);border-bottom-width:2px;border-radius:5px}.walk-key-label{font-size:12px;letter-spacing:.06em}.walk-prompt-foot{margin-top:6px;font-size:10px!important;opacity:.55!important}@keyframes walk-prompt-in{0%{opacity:0}to{opacity:1}}.rotate-hud{position:absolute;z-index:25;padding:2px 7px;font-family:var(--mono);font-size:12px;color:#06243f;background:var(--bp-accent);border-radius:2px;pointer-events:none;transform:translateY(-50%);white-space:nowrap}.stage[data-tool=move] canvas{cursor:move}.stage[data-tool=rotate] canvas{cursor:url(/rotate-cursor.svg) 11 11,crosshair}.stage[data-tool=hand] canvas{cursor:grab}.stage[data-tool=hand] canvas:active{cursor:grabbing}.tool-palette{position:absolute;z-index:20;display:flex;flex-direction:column;align-items:center;gap:4px;padding:4px;background:var(--panel);border:1px solid var(--bp-line);border-radius:4px;-webkit-user-select:none;user-select:none}.tp-grip{display:flex;justify-content:center;width:100%;padding:2px 0 4px;color:var(--bp-ink-dim);cursor:grab}.tp-grip:active{cursor:grabbing}.tp-btn{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;padding:0;background:transparent;border:1px solid transparent;border-radius:3px;color:var(--bp-ink-dim);cursor:pointer;transition:color .12s,background .12s,border-color .12s}.tp-btn:hover{color:var(--bp-ink);border-color:var(--bp-line)}.tp-btn.on{background:var(--toggle-on);border-color:var(--toggle-on);color:#06243f}.tp-btn:disabled{opacity:.3;cursor:not-allowed}.tp-sep{width:22px;height:1px;background:var(--bp-line);margin:2px 0}