:root{--hi: rgba(255, 220, 120, .42);--ink: #0f172a;--bar-bg: #fff;--bar-border: #cbd5e1;--stage-bg: #e8eaed;--viewport-bg: #fff;--plan-chrome: #f1f5f9}*{box-sizing:border-box}body{margin:0;font:14px/1.4 system-ui,sans-serif;color:var(--ink);background:var(--stage-bg)}.bar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;padding:10px 12px;background:var(--bar-bg);border-bottom:1px solid var(--bar-border);box-shadow:0 2px 8px #0f172a0f}.bar.bar--stacked{flex-direction:column;align-items:stretch;gap:6px}.toolbar-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;width:100%}.toolbar-group-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:#64748b;padding:2px 6px 2px 0;flex-shrink:0}.toolbar-row--furniture{padding-top:4px;border-top:1px solid #e2e8f0}.bar button.tool-active{background:#0f766e;color:#fff;border-color:#0d9488}.plan-wrap.tool-crosshair{cursor:crosshair}#overlay .plan-vertex-handle,#overlay .plan-wall-vertex-handle{pointer-events:auto;cursor:grab}#overlay .plan-wall-vertex-handle:active{cursor:grabbing}#overlay .plan-wall-selected{fill:none;stroke:#1565c0;stroke-width:5;stroke-dasharray:8 4;pointer-events:none}#overlay .plan-draw-wall-line{stroke:#1565c0;stroke-width:2.5;stroke-dasharray:6 4}#overlay .plan-draw-wall-dot{fill:#1565c0;stroke:#fff;stroke-width:1.5}#overlay .plan-calibration-line{stroke:#0d9488;stroke-width:2.5}#overlay .plan-calibration-dot{fill:#14b8a6;stroke:#fff;stroke-width:1.5}#overlay .plan-calibration-dot-draft{fill:#f59e0b}#overlay .plan-measure-line{stroke:#2563eb;stroke-width:2.5}#overlay .plan-measure-dot{fill:#3b82f6;stroke:#fff;stroke-width:1.5}#overlay .plan-measure-dot-draft{fill:#f59e0b}#overlay .plan-measure-label{font-family:system-ui,sans-serif;font-size:13px;font-weight:600;fill:#1e3a8a}#overlay .plan-room-measure-badge-bg{fill:#fff;stroke:#1e1b1833;stroke-width:1}#overlay .plan-room-measure-badge-text{fill:#1e1b18;font-family:Arial,Helvetica,sans-serif;font-size:11px}#overlay .plan-room-selected{stroke:#ea580c;stroke-width:3;stroke-dasharray:8 4}#overlay .plan-draw-room-line{stroke:#ea580c;stroke-width:2;fill:none}#overlay .plan-draw-room-fill{fill:#ea580c1f;stroke:#ea580c;stroke-width:2}#overlay .plan-draw-room-dot{fill:#ea580c;stroke:#fff;stroke-width:1.5}#overlay .plan-draw-room-area-label{font-size:12px;fill:#9a3412;font-weight:600}.room-measure-readout,.measure-readout{font-size:12px;color:#334155;background:#f8fafc;border:1px solid #e2e8f0;border-radius:6px;padding:4px 8px}.room-preset-select,.floor-picker-select{font-size:12px;padding:2px 4px;max-width:140px}.scale-length-wrap{display:inline-flex;align-items:center;gap:6px;font-size:12px}.scale-length-input{width:5rem;font:inherit;padding:2px 6px}.btn,button{padding:6px 12px;border:1px solid #94a3b8;border-radius:8px;background:#f8fafc;cursor:pointer;font:inherit}button:hover{background:#e2e8f0}.sku-filter-btn{padding:4px 10px;font-size:12px;border-radius:999px}.sku-filter-btn--active{background:#111827;border-color:#111827;color:#f8fafc}.sku-filter-btn--active:hover{background:#0b1220}#stage{height:calc(100vh - 140px);padding:12px;display:flex;gap:12px;align-items:stretch;position:relative}#viewport,#viewport3d{width:100%;height:100%;overflow:hidden;border-radius:12px;background:var(--viewport-bg);box-shadow:0 12px 40px #0f172a1f}#viewport3d{position:relative}#viewport3d canvas{display:block}.measure3d-label{padding:2px 8px;border-radius:4px;font-size:11px;font-weight:600;line-height:1.3;white-space:nowrap;pointer-events:none;box-shadow:0 1px 4px #0f172a40}.measure3d-label--dim{background:#1e293b;color:#fff}.measure3d-label--wall{background:#2563eb;color:#fff}.catalog-drawer{width:360px;max-width:40vw;height:100%;background:#fff;border-radius:12px;border:1px solid #e2e8f0;box-shadow:0 10px 32px #0f172a1f;overflow:hidden;display:flex;flex-direction:column;flex:0 0 auto}.catalog-drawer[hidden]{display:none}.catalog-drawer__top{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;border-bottom:1px solid #e2e8f0;background:#f8fafc}.catalog-close{border:1px solid #cbd5e1;border-radius:10px;background:#fff;padding:6px 10px;line-height:1}.catalog-tabs{display:inline-flex;gap:6px;align-items:center}.catalog-tab{padding:7px 12px;border:1px solid transparent;background:transparent;border-radius:999px;font-weight:600;color:#334155}.catalog-tab:hover{background:#e2e8f0}.catalog-tab--active{background:#fff;border-color:#cbd5e1;color:#0f172a}.catalog-controls{padding:10px 12px;border-bottom:1px solid #e2e8f0}.catalog-search{display:flex;align-items:center;gap:8px;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:999px;padding:8px 12px}.catalog-search__icon{opacity:.7}#catalog-search{border:none;outline:none;background:transparent;width:100%;font:inherit}.catalog-filters{display:flex;gap:8px;margin-top:10px}.catalog-filters select{flex:1 1 0;min-width:0;font:inherit;padding:7px 10px;border-radius:10px;border:1px solid #cbd5e1;background:#fff}.catalog-chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.catalog-chip{padding:6px 10px;border-radius:999px;border:1px solid #e2e8f0;background:#fff;font-size:12.5px;font-weight:600;color:#334155;cursor:pointer}.catalog-chip--active{border-color:#0ea5e9;background:#e0f2fe;color:#0c4a6e}.catalog-body{flex:1 1 auto;overflow:auto;padding:12px}.catalog-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.catalog-card{border:1px solid #e2e8f0;border-radius:12px;overflow:hidden;background:#fff;cursor:pointer;transition:box-shadow .15s ease,transform .15s ease}.catalog-card:hover{transform:translateY(-1px);box-shadow:0 10px 24px #0f172a1f}.catalog-card__media{width:100%;aspect-ratio:4 / 3;background:#f1f5f9;display:flex;align-items:center;justify-content:center;overflow:hidden}.catalog-card__img{width:100%;height:100%;display:block;object-fit:contain}.catalog-card__placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:#94a3b8;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.04em}.catalog-card__body{padding:10px 10px 12px}.catalog-card__name{font-weight:800;font-size:12.5px;letter-spacing:.02em;text-transform:uppercase;color:#0f172a;margin:0 0 4px}.catalog-card__desc{font-size:12px;color:#475569;margin:0 0 8px;min-height:32px}.catalog-card__meta{display:flex;align-items:center;justify-content:space-between;gap:8px}.catalog-card__dims{font-size:11px;color:#64748b}.catalog-card__fav{border:1px solid #e2e8f0;background:#fff;border-radius:999px;padding:6px 9px;line-height:1}.catalog-card__fav[data-on="1"]{border-color:#fb7185;background:#fff1f2}.catalog-list{display:flex;flex-direction:column;gap:10px}.catalog-list-item{border:1px solid #e2e8f0;border-radius:12px;padding:10px 12px;background:#fff;display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.catalog-list-item__title{font-weight:700;color:#0f172a}.catalog-list-item__sub{font-size:12px;color:#64748b;margin-top:2px}.catalog-list-item__btns{display:flex;gap:8px;flex-shrink:0}.catalog-list-item__btns button{padding:6px 10px;border-radius:10px}#view3d-chrome{position:absolute;left:0;right:0;bottom:20px;z-index:60;display:flex;justify-content:center;pointer-events:none}#view3d-bar{display:flex;align-items:center;gap:2px;padding:5px 8px;background:#fff;border-radius:100px;box-shadow:0 4px 28px #00000029;pointer-events:all}.view3d-btn{padding:9px 16px;border:none;border-radius:100px;background:transparent;cursor:pointer;font:inherit;font-size:13.5px;font-weight:500;color:#444;transition:background .16s}.view3d-btn:hover{background:#f2f2f2}.view3d-btn--active{background:#efefef;color:#111;font-weight:600}.view3d-sep{width:1px;height:22px;background:#e0e0e0;margin:0 2px}.view3d-units{padding:7px 12px;border:none;border-radius:100px;background:transparent;font:inherit;font-size:13px;font-weight:600;color:#334155;cursor:pointer}.view3d-units:focus{outline:2px solid #0ea5e9;outline-offset:1px}.view3d-wall-paint{position:relative;display:inline-flex;align-items:center}.view3d-wall-palette{position:absolute;bottom:calc(100% + 10px);left:50%;transform:translate(-50%);flex-direction:column;align-items:stretch;gap:8px;padding:10px 10px 12px;min-width:148px;background:#fff;border-radius:18px;box-shadow:0 8px 28px #0f172a2e;z-index:70}.view3d-wall-palette:not([hidden]){display:flex}.view3d-wall-palette[hidden]{display:none}.view3d-wall-palette>.wall-swatch--toggle{align-self:center}.view3d-wall-palette-tabs{display:flex;flex-wrap:wrap;justify-content:center;gap:4px}.view3d-wall-palette-tab{font:10px/1.2 system-ui,sans-serif;font-weight:600;letter-spacing:.02em;text-transform:uppercase;color:#64748b;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:999px;padding:4px 8px;cursor:pointer}.view3d-wall-palette-tab:hover{color:#334155;background:#e2e8f0}.view3d-wall-palette-tab--active{color:#fff;background:#0f766e;border-color:#0d9488}.view3d-wall-palette-grid-wrap{position:relative;min-height:76px}.view3d-wall-palette-grid{display:grid;grid-template-columns:repeat(4,22px);gap:8px;justify-content:center}.view3d-wall-palette-grid[hidden]{display:none}.view3d-wall-paint--open .wall-swatch--toggle{box-shadow:0 0 0 2px #0ea5e9}.wall-swatch{width:22px;height:22px;min-width:22px;border-radius:50%;border:2px solid #ffffff;box-shadow:0 0 0 1px #cbd5e1;cursor:pointer;padding:0;background:#f5f2ec}.wall-swatch:hover:not(:disabled){transform:scale(1.08)}.wall-swatch:disabled{cursor:default;opacity:.45}.wall-swatch--active{box-shadow:0 0 0 2px #0ea5e9}.wall-swatch--toggle{width:26px;height:26px;min-width:26px;cursor:default;box-shadow:0 0 0 2px #334155}.wall-swatch--toggle:hover{transform:none}#view3d-furniture-toolbar{position:absolute;z-index:65;transform:translate(-50%,calc(-100% - 10px));pointer-events:none}#view3d-furniture-toolbar[hidden]{display:none!important}.view3d-furniture-bar{display:flex;align-items:center;gap:1px;padding:2px 4px 2px 6px;background:#141414;border:1px solid rgba(255,255,255,.08);border-radius:100px;box-shadow:0 2px 16px #0003;pointer-events:all}.view3d-furniture-bar .view3d-btn{color:#f8fafc;background:transparent;border:none;border-radius:100px;font-size:9px;padding:3px 5px;line-height:1.1}.view3d-furniture-close{flex-shrink:0;margin-left:2px;padding:2px 5px!important;font-size:12px!important;line-height:1;color:#94a3b8!important;border-left:1px solid rgba(255,255,255,.12)!important;border-radius:0 100px 100px 0!important}.view3d-furniture-close:hover{color:#f8fafc!important;background:#ffffff1a!important}.view3d-furniture-bar .view3d-btn:hover:not(:disabled){background:#ffffff1f}.view3d-furniture-bar .view3d-sep{background:#fff3}.view3d-furniture-btn--danger{color:#b91c1c}.view3d-furniture-btn--danger:hover{background:#fee2e2!important}#view3d-hint{position:absolute;top:16px;right:16px;z-index:60;font-size:12px;line-height:1.45;color:#1e293b;background:#ffffffeb;border:1px solid #e2e8f0;border-radius:8px;padding:8px 12px;pointer-events:none;max-width:360px;white-space:pre-line;box-shadow:0 4px 16px #0f172a1a}#view3d-side-panel{position:absolute;bottom:88px;left:50%;transform:translate(-50%);display:none;gap:10px;padding:14px 16px;background:#fff;border-radius:20px;box-shadow:0 8px 36px #0003;z-index:55;pointer-events:all}#view3d-side-panel:not([hidden]){display:flex;flex-direction:column;align-items:center}.view3d-side-prompt{margin:0;padding:8px 12px;font-size:13px;font-weight:500;color:#555;white-space:nowrap;text-align:center}.view3d-side-prompt--hover{color:#1e293b}.view3d-side-prompt--hover strong{font-size:14px;color:#0f172a}.view3d-side-header{font-size:14px;font-weight:700;color:#111;margin-bottom:10px;text-align:center}.view3d-side-thumbs{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}body.view3d-side-pick-mode #viewport3d canvas{cursor:crosshair}#viewport3d.view3d-room-pick canvas{cursor:crosshair}.view3d-tcard{width:185px;height:115px;padding:0;border:2.5px solid transparent;border-radius:11px;overflow:hidden;cursor:pointer;background:#e8e6e2;transition:border-color .18s}.view3d-tcard:hover,.view3d-tcard--active{border-color:#3b82f6}.view3d-tcard img{width:100%;height:100%;object-fit:cover;display:block}#view3d-elevation-bar{position:absolute;top:52px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:6px;padding:8px 12px;background:#fff;border-radius:14px;box-shadow:0 6px 24px #0f172a2e;z-index:56;pointer-events:all}#view3d-elevation-bar[hidden]{display:none!important}.view3d-elev-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:#64748b;margin-right:4px}.view3d-elev-group{display:flex;gap:4px}.view3d-elev-sep{width:1px;height:22px;background:#e2e8f0;margin:0 2px}.view3d-elev-btn{min-width:34px;height:34px;padding:0 8px;border:1px solid #cbd5e1;border-radius:8px;background:#f8fafc;font-size:16px;line-height:1;cursor:pointer;color:#0f172a}.view3d-elev-btn:hover{background:#e0f2fe;border-color:#38bdf8}body.view3d-elevation-mode #viewport3d canvas{cursor:ns-resize}body.view3d-elevation-drag #viewport3d canvas{cursor:move}body.view3d-move-mode #viewport3d canvas{cursor:grab}body.view3d-move-mode.view3d-dragging #viewport3d canvas{cursor:grabbing}body.view3d-top-mode #viewport3d canvas{cursor:default}body.view3d-top-mode.view3d-dragging #viewport3d canvas{cursor:grabbing}#content{position:relative;width:max-content;max-width:100%;margin:0 auto;transform-origin:0 0;will-change:transform}.plan-wrap{position:relative;width:min(92vw,900px);height:min(calc(100vh - 120px),980px);background:var(--plan-chrome);border-radius:8px}#plan{display:block;width:100%;height:100%;object-fit:contain;object-position:center;vertical-align:top}#overlay{position:absolute;top:0;left:0;width:100%;height:100%;overflow:visible;pointer-events:none;background:transparent;border-radius:6px}#overlay .plan-bg{fill:none}#overlay .plan-room-bg{opacity:.35}#overlay .plan-room-fill{opacity:.94;stroke:#1e1b1824;stroke-width:1;transition:stroke .18s ease,stroke-width .18s ease,opacity .18s ease}#overlay .plan-room-fill[data-active="1"]{stroke:#1e1b186b;stroke-width:2}#overlay .walkable-boundary{pointer-events:none}#overlay .plan-wall{fill:none;stroke:#1a1a1a;stroke-linejoin:round;stroke-linecap:round;pointer-events:none}#overlay .plan-label{pointer-events:none;font-family:Georgia,Times New Roman,serif;fill:#2a1d12}#overlay .plan-label-name{font-size:15px;font-weight:700}#overlay .plan-label-dims{font-size:10px;font-weight:600}#overlay .plan-label-area{font-size:9px;font-weight:500}#tip .tip-dim{font-weight:600;color:#334155}#overlay .hi{fill:var(--hi);transition:opacity .18s ease;pointer-events:none}#overlay .furniture-img{pointer-events:none;opacity:.92}#overlay .furniture-g{pointer-events:auto;cursor:grab}#overlay .furniture-g:active{cursor:grabbing}#overlay .furniture-select-ring{pointer-events:none}#overlay .furniture-select-ring--primary{stroke-dasharray:none}#overlay .furniture-group-connector{stroke:#94a3b8;stroke-width:1.5;stroke-dasharray:4 3;pointer-events:none;opacity:.75}#overlay .furniture-group-badge{fill:#0ea5e9;stroke:#fff;stroke-width:1;pointer-events:none}.furniture-floating-toolbar{position:fixed;z-index:25;display:flex;flex-direction:column;align-items:center;gap:4px;pointer-events:auto}.furniture-floating-toolbar[hidden]{display:none!important;pointer-events:none!important}.furniture-floating-toolbar__hint{font-size:11px;color:#64748b;background:#fffffff2;border:1px solid #e2e8f0;border-radius:6px;padding:3px 8px;white-space:nowrap;box-shadow:0 2px 8px #0f172a14}.furniture-floating-toolbar__actions{display:flex;flex-wrap:nowrap;justify-content:center;align-items:center;gap:1px;padding:2px 4px 2px 6px;background:#141414;border:1px solid rgba(255,255,255,.08);border-radius:100px;box-shadow:0 2px 16px #0003}.furniture-floating-toolbar__btn{font-size:9px;line-height:1.1;padding:3px 5px;border:none;border-radius:100px;background:transparent;color:#f8fafc;cursor:pointer;white-space:nowrap}.furniture-floating-toolbar__close{flex-shrink:0;margin-left:2px;padding:2px 5px;border:none;border-left:1px solid rgba(255,255,255,.12);border-radius:0 100px 100px 0;background:transparent;color:#94a3b8;font-size:12px;line-height:1;cursor:pointer}.furniture-floating-toolbar__close:hover{color:#f8fafc;background:#ffffff1a}.furniture-floating-toolbar__btn:hover:not(:disabled){background:#ffffff1f}.furniture-floating-toolbar__btn:disabled{opacity:.45;cursor:not-allowed}.furniture-floating-toolbar__btn[data-action=remove]{color:#fca5a5}.furniture-floating-toolbar__btn[data-action=remove]:hover:not(:disabled){background:#f8717133}.furniture-floating-toolbar__btn[data-action=goesWith]:disabled{opacity:.35;cursor:not-allowed}#overlay .door-mark{pointer-events:none}.toolbar-hint{flex:1 1 100%;margin-left:0;font-size:12px;color:#64748b;max-width:320px;text-align:right}.calibration-scale{font-size:12px;color:#0f766e;background:#ecfdf5;border:1px solid #99f6e4;border-radius:6px;padding:4px 8px;max-width:280px;line-height:1.3}#toolbar select[aria-label="Sofa color"]{min-width:11rem;max-width:14rem}.furniture-info{font-size:12px;color:#9a3412;background:#fff7ed;border:1px solid #fdba74;border-radius:6px;padding:4px 8px;max-width:360px;line-height:1.35}.llm-status{font-size:12px;color:#334155;background:#f1f5f9;border:1px solid #cbd5e1;border-radius:6px;padding:4px 8px;max-width:320px;line-height:1.35}#tip .tip-cal{color:#0f766e;font-weight:600}#tip .tip-cal-sub{font-size:11px;color:#64748b;font-weight:400}#tip{position:fixed;z-index:200;max-width:280px;padding:12px 14px;border-radius:12px;color:#0f172a;background:#ffffffd1;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(148,163,184,.5);box-shadow:0 16px 40px #0f172a2e;pointer-events:none;font-size:13px}#tip.tip--furniture{max-width:200px;padding:5px 8px;border-radius:8px;font-size:11px;line-height:1.3;box-shadow:0 6px 18px #0f172a1f}#tip strong{display:block;font-size:15px;margin-bottom:4px}#tip.tip--furniture strong{font-size:11px;font-weight:600;margin-bottom:0}