:root{--bg:#dfe5ea;--text:#1f2d3a;--muted:#1f2d3ab8;--accent:#be6a36;--accent-strong:#944a20;--danger:#b9473a;--danger-strong:#962f24;--accent-soft:#be6a3624;--surface:#fffffff2;--surface-soft:#ffffffc7;--overlay:#1f2d3a33;--panel:#f7f4edf5;--panel-border:#2b3a4a1f;--shadow:0 24px 60px #0d131a2e}*{box-sizing:border-box}html,body{height:100%;color:var(--text);background:var(--bg);margin:0;font-family:Trebuchet MS,Segoe 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solid #2c36431f}.u-scroll-y{overflow-y:auto}.u-no-wrap{white-space:nowrap}.u-full-width{width:100%}.u-full-height{height:100%}.u-object-cover{object-fit:cover}.u-min-0{min-width:0;min-height:0}.start-screen{background:radial-gradient(circle at top left, #ffffffd6, transparent 26%), linear-gradient(180deg, #f5efe6fa 0 180px, var(--bg) 180px 100%);height:100%;padding:24px}.start-screen-inner{width:min(1040px,100%)}.start-copy{margin-bottom:32px}.start-copy h1{margin:0;font-size:clamp(2.2rem,4.5vw,4.4rem);line-height:.96}.start-actions-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.start-card{min-height:220px;color:var(--text);background:#ffffffd6;border-color:#944a2029;border-radius:28px;padding:28px;transition:transform .18s,box-shadow .18s,border-color .18s;box-shadow:0 18px 40px #131a2214}.start-card:hover{border-color:#944a204d;transform:translateY(-4px);box-shadow:0 24px 48px #131a221f}.start-card strong{font-size:1.45rem}.start-card span{max-width:36ch}.wizard-screen{background:radial-gradient(circle at top left, #ffffffd1, transparent 24%), linear-gradient(180deg, #f5efe6fa 0 148px, var(--bg) 148px 100%);grid-template-rows:auto 1fr auto;height:100%;min-height:0;padding:24px 24px 28px}.wizard-header,.wizard-footer{z-index:1}.wizard-header{color:var(--text);align-items:flex-start;gap:24px}.eyebrow{letter-spacing:.16em;text-transform:uppercase;opacity:.86;margin:0 0 10px;font-size:.85rem}.wizard-header h1{margin:0;font-size:clamp(2rem,4vw,4rem);line-height:.94}.wizard-description{max-width:700px;margin:16px 0 0;font-size:1.05rem}.step-indicator{background:#ffffffb8;border-width:2px;border-color:#944a2038;min-width:160px;padding:12px 18px;font-size:.98rem}.wizard-panel{width:min(1240px,100%);height:100%}.shape-grid{grid-template-columns:repeat(4,minmax(0,1fr));align-content:center;gap:18px 32px;padding:12px 0 24px;display:grid}.shape-card{color:var(--text);background:0 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48px);box-shadow:var(--shadow);text-align:center;background:#55483fc7;border-radius:36px;padding:28px;position:absolute;inset:50% auto auto 50%;transform:translate(-50%,-50%)}.dimension-editor-label{color:#ffffffeb;margin:0 0 14px;font-size:1rem}.dimension-editor-row{grid-template-columns:1fr;align-items:center;gap:16px;margin-bottom:16px}.dimension-editor-row input{text-align:center;color:#ef1a1a;background:#fff;border:none;border-radius:12px;width:100%;padding:18px 24px;font-size:clamp(2rem,5vw,4rem)}.dimension-editor-row span{color:#fff;font-size:1.4rem}.unit-single-input{grid-template-columns:1fr auto;align-items:center;gap:16px;display:grid}.feet-inch-inputs{grid-template-columns:minmax(0,1fr) auto minmax(0,1fr) auto;align-items:center;gap:12px;display:grid}.feet-inch-inputs span{color:inherit;font-size:1rem;font-weight:700}.dimension-editor 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12px;font-size:1rem;line-height:1}.btn-md{min-width:0;padding:12px 18px;font-size:1rem}.btn-lg{min-width:160px;padding:18px 30px;font-size:1.1rem;font-weight:700}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-strong)}.btn-secondary{color:var(--text);background:#ffffff80;border:2px solid #944a2033}.btn-secondary:hover:not(:disabled){color:var(--text);background:#fffc}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:var(--danger-strong);color:#fff}.result-screen{background:var(--bg);grid-template-columns:minmax(0,1fr) auto;height:100%;min-height:0}.viewport{position:relative}.pending-items-panel{z-index:2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#f7f4edf0;border-color:#2b3a4a1f;border-radius:26px;gap:14px;width:min(290px,100vw - 48px);max-height:calc(100vh - 136px);padding:18px;position:absolute;top:92px;left:16px;box-shadow:0 18px 40px #0d131a1f}.pending-items-panel-head{gap:8px}.pending-items-panel-head h2{margin:0;font-size:1.2rem;line-height:1.2}.pending-items-add-btn{justify-self:stretch;width:100%;line-height:1.1}.pending-items-list{gap:10px;min-height:0;padding-right:2px;overflow:auto}.pending-item-card{color:var(--text);text-align:left;background:#ffffffdb;border-color:#944a2024;border-radius:18px;grid-template-columns:auto 1fr;gap:12px;padding:12px;transition:border-color .16s,box-shadow .16s,transform .16s;display:grid}.pending-item-card:hover:not(:disabled){border-color:#944a2047;transform:translateY(-1px);box-shadow:0 14px 24px #131a2214}.pending-item-card:disabled{cursor:default;opacity:.72}.pending-item-thumb{background:#f7f4edf2;border-radius:14px;width:58px;height:58px}.pending-item-thumb.placeholder{color:var(--muted);text-align:center;padding:8px;font-size:.82rem;font-weight:700}.pending-item-copy{gap:4px;display:grid}.pending-item-copy strong{font-size:1rem}.pending-item-copy span{font-size:.92rem;line-height:1.35}.pending-items-empty{background:#ffffffb3;border-style:dashed;border-color:#944a202e;border-radius:18px;padding:18px 16px}.placed-items-list{gap:12px}.placed-item-card{background:#ffffffd1;border-color:#944a2024;border-radius:18px;align-items:start;gap:10px;padding:14px;display:grid}.placed-item-card.is-selected{border-color:#944a2052;box-shadow:inset 0 0 0 1px #be6a361f}.placed-item-copy{gap:5px;display:grid}.placed-item-copy strong{font-size:1rem}.placed-item-copy span{font-size:.92rem;line-height:1.4}.placed-item-actions{gap:8px}.placed-item-edit-btn,.placed-item-delete-btn{width:auto;padding:10px 22px}.result-topbar{z-index:2;align-items:flex-start;gap:12px;position:absolute;top:16px;left:16px;right:16px}.status-pill{background:#1f2d3ae0;border-color:#0000;max-width:min(520px,100% - 220px);padding:11px 16px;transition:background-color .18s,border-color .18s,box-shadow .18s,transform .18s;box-shadow:0 12px 28px #131a222e}.status-pill.is-info{background:#1f2d3ae0;border-color:#ffffff14}.status-pill.is-success{background:#236c3ff0;border-color:#baedca6b;box-shadow:0 16px 36px #236c3f42}.status-pill.is-error{background:#932e24f0;border-color:#ffc6bf61;box-shadow:0 16px 36px #932e243d}.status-pill.is-emphasis{animation:.42s ease-out statusPulse}@keyframes statusPulse{0%{transform:translateY(0)scale(1)}45%{transform:translateY(-1px)scale(1.03)}to{transform:translateY(0)scale(1)}}.unit-badge{width:auto;min-width:148px;color:var(--text);white-space:nowrap;appearance:none;cursor:pointer;background-color:#f7f4edf5;background-image:linear-gradient(45deg,#0000 50%,#1f2d3ad1 50%),linear-gradient(135deg,#1f2d3ad1 50%,#0000 50%);background-position:calc(100% - 18px) calc(50% - 2px),calc(100% - 12px) calc(50% - 2px);background-repeat:no-repeat;background-size:6px 6px,6px 6px;background-attachment:scroll;background-origin:padding-box;background-clip:border-box;border:1px solid #2b3a4a24;border-radius:999px;flex:none;align-self:center;padding:10px 42px 10px 16px;font-weight:700;transition:border-color .16s,box-shadow .16s,background-color .16s;box-shadow:inset 0 0 0 1px #ffffff73}.unit-badge:hover{background-color:#fff;border-color:#944a2047}.unit-badge:focus-visible{border-color:#944a205c;outline:none;box-shadow:0 0 0 3px #be6a3629,inset 0 0 0 1px #fff9}.result-actions{gap:12px}.result-actions .btn-secondary,.project-query-row .btn-secondary{color:var(--text);background:#f7f4edf5;border:1px solid #2b3a4a1a}#sceneCanvas{height:100%;display:block}.item-measure-overlay{z-index:3;pointer-events:none}.item-measure-svg{height:100%;overflow:visible}.item-measure-line{stroke:var(--measure-color,#14afc4eb);stroke-width:2px;stroke-linecap:round}.item-measure-label{background:var(--measure-color,#14afc4f5);padding:4px 8px;font-size:.95rem;line-height:1;position:absolute;transform:translate(-50%,-50%);box-shadow:0 12px 24px #142d3a2e}.wall-action-button{z-index:3;will-change:left, top;color:var(--accent-strong);background:#f7f4edfa;border-color:#944a2029;padding:10px 16px;position:absolute;transform:translate(-50%,-100%);box-shadow:0 16px 30px #1f2d3a2e}.wall-action-button:hover{background:#fff}.item-modal{z-index:4}.item-modal-backdrop{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#1f2d3a47}.item-modal-card{z-index:1;width:min(620px,100vw - 48px);max-height:min(80vh,760px);box-shadow:var(--shadow);background:#f7f4edfa;border-radius:28px;padding:22px 24px 20px}#addItemModal .item-modal-card{width:fit-content;max-width:min(90vw,900px)}#addItemModal.is-details-step .item-modal-card{width:min(720px,100vw - 48px)}.project-save-modal-card{width:min(520px,100vw - 48px)}.confirm-modal-card{width:min(440px,100vw - 48px)}.selected-item-modal-card{width:min(720px,100vw - 48px)}.project-query-row{grid-template-columns:minmax(0,1fr) auto;gap:10px;display:grid}.project-query-row .btn{min-width:96px;padding:10px 16px}.item-model-lookup{margin-bottom:12px}.item-model-lookup-head{align-items:flex-start;gap:12px;margin-bottom:10px}.item-model-lookup-head .field-note{margin-top:6px}.item-model-lookup-btn{flex-shrink:0;width:auto;min-width:110px}.wall-selector-field{gap:6px;padding:8px 10px}.wall-selector-field .field-note{margin-top:2px}.door-options-field{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.door-option-card{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px;padding:10px;display:grid}.door-option-card label{min-width:0;font-size:.95rem}.door-option-card .offset-side-toggle{justify-self:end;min-width:156px}.add-item-wall-selector{background:0 0;border:none;width:fit-content;max-width:100%;min-height:0;margin:0 auto;padding:0}.add-item-wall-selector svg{width:min(150px,100%);height:auto;display:block;overflow:visible}.wall-selector-wall{fill:none;stroke:#2b3a4ab8;stroke-width:8px;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 5px 10px #1f2d3a14);transition:stroke .16s,stroke-width .16s,filter .16s,opacity .16s}.wall-selector-hit{fill:none;stroke:#0000;stroke-width:24px;stroke-linecap:round;stroke-linejoin:round;cursor:pointer}.wall-selector-wall.is-hovered{stroke:#be6a36d1;filter:drop-shadow(0 8px 14px #be6a3629)}.wall-selector-wall.is-selected{stroke:var(--accent);stroke-width:10px;filter:drop-shadow(0 10px 18px #be6a3638)}.item-model-lookup .project-query-row{grid-template-columns:minmax(0,1fr) minmax(0,1fr);margin-bottom:8px}.item-model-lookup .project-query-row select{width:100%;min-width:0}.item-model-select-field{background:0 0;border:none;margin-top:8px;margin-bottom:8px;padding:0}.item-model-select-field label{margin-bottom:6px;font-size:.9rem}.item-model-lookup-result{color:var(--text);background:#be6a3614;border-color:#944a2024;border-radius:12px;margin-top:10px;padding:12px 14px;line-height:1.5}.item-model-lookup-result.is-success{background:#318a561a;border-color:#318a562e}.item-model-lookup-result.is-warning{background:#be6a3614;border-color:#944a2024}.item-model-lookup-result.is-error{background:#b9473a1a;border-color:#962f2429}.item-model-dimensions{gap:6px;margin:0;display:grid}.item-model-dimensions div{gap:16px;display:flex}.item-model-dimensions dt{font-weight:700}.item-model-dimensions dd{color:var(--text-muted);text-align:right;margin:0}.item-model-actions{justify-content:flex-end;gap:8px;margin-top:12px;display:flex}.item-model-action-button{border-radius:12px;width:auto;min-width:118px;padding:9px 14px;font-size:.95rem;line-height:1.1}.project-results{gap:10px;max-height:min(38vh,360px);padding-right:4px;display:grid;overflow-y:auto}.project-result-row{grid-template-columns:minmax(0,1fr) auto;align-items:stretch;gap:8px;display:grid}.project-result-card{width:100%;color:var(--text);text-align:left;background:#fff;border-color:#944a2024;border-radius:14px;gap:4px;padding:12px 14px;display:grid}.project-result-card:hover{border-color:#944a2052;box-shadow:0 10px 24px #131a2214}.project-result-delete-btn{min-width:74px;color:var(--danger);background:#ffffffd1;border:1px solid #b9473a38;border-radius:14px;padding:0 14px;font-size:.92rem;font-weight:700}.project-result-delete-btn:hover{background:#b9473a14;border-color:#b9473a6b}.project-result-meta{color:var(--muted);font-size:.88rem;line-height:1.4}.item-modal-header{align-items:flex-start;gap:16px;margin-bottom:16px}.item-modal-header-content{flex:1}.item-modal-header-row{align-items:baseline;gap:16px}.item-modal-title-group{gap:12px}.item-modal-header h2{margin:0 0 6px;font-size:1.6rem}#addItemWallLabel{text-align:right;margin:0}.item-modal-close{width:44px;height:44px;color:var(--text);background:#fff;border:1px solid #2b3a4a1a;border-radius:50%;font-size:1.5rem;line-height:1}.item-type-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;display:grid}.item-type-toolbar{gap:16px;margin-bottom:14px}.item-type-toolbar .field-note{margin:0}.item-type-toolbar-btn{flex-shrink:0;width:auto;min-width:168px}.item-type-empty{background:#fffc;border-style:dashed;border-color:#944a202e;border-radius:16px;grid-column:1/-1;padding:18px;line-height:1.55}.item-selection-stage{align-content:start;gap:18px;padding:16px 0 24px;display:grid}.item-selection-copy{justify-content:space-between;align-items:center;gap:24px;display:flex}.item-selection-copy .wizard-note{text-align:left;max-width:760px;margin:0}.item-selection-summary{background:#ffffffb8;border-color:#944a2024;border-radius:24px;justify-items:center;min-width:132px;padding:18px 20px;display:grid}.item-selection-summary strong{color:var(--accent-strong);font-size:2rem}.item-selection-summary span{color:var(--muted);font-size:.92rem}.wizard-item-selection-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;display:grid}.wizard-item-card{color:var(--text);text-align:left;background:#ffffffeb;border-color:#944a2024;border-radius:18px;gap:8px;padding:14px;transition:transform .16s,border-color .16s,box-shadow .16s,background .16s;display:grid;box-shadow:0 12px 28px #131a220f}.wizard-item-card:hover{border-color:#944a203d;transform:translateY(-2px);box-shadow:0 18px 34px #131a2214}.wizard-item-card.is-selected{background:#be6a3614;border-color:#944a2073;box-shadow:inset 0 0 0 1px #944a201f}.wizard-item-card strong{font-size:1rem}.wizard-item-card span:last-child{color:var(--muted);font-size:.82rem;line-height:1.35}.wizard-item-thumb-wrap{aspect-ratio:1.28;background:linear-gradient(#fffffff2,#ebe4dbeb);border-radius:14px;place-items:center;display:grid;overflow:hidden}.item-type-card{text-align:left;color:var(--text);background:#fff;border-color:#944a2024;border-radius:18px;gap:8px;padding:16px;display:grid}.item-type-thumb-wrap{aspect-ratio:1.25;background:linear-gradient(#fffffff2,#ebe4dbeb);border-radius:14px;place-items:center;display:grid;overflow:hidden}.item-type-thumb{object-fit:contain;width:100%;height:100%}.item-type-thumb.placeholder{width:100%;height:100%;color:var(--muted);text-align:center;place-items:center;padding:16px;font-size:.9rem;display:grid}.item-type-card.is-selected{background:#be6a3614;border-color:#944a2073;box-shadow:inset 0 0 0 1px #944a2026}.item-type-card strong{font-size:1rem}.item-type-card span{color:var(--muted);font-size:.85rem;line-height:1.4}.item-modal-error{color:#fff;background:#7d1414d6;border-radius:14px;margin-top:14px;padding:12px 14px}.item-modal-footer{gap:12px;margin-top:16px}.item-modal-footer .btn{width:auto}.panel{background:var(--panel);border-width:0 0 0 1px;border-color:var(--panel-border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);width:360px;max-width:min(92vw,360px);padding:18px;transition:width .22s,padding .22s,border-color .22s,box-shadow .22s,transform .22s;box-shadow:-14px 0 40px #131a2214}.panel:not(.is-open){width:0;box-shadow:none;border-left-color:#0000;padding:0;overflow:hidden;transform:translate(100%)}.panel h2{margin:0 0 12px;font-size:1rem}.hint{margin:0}.section{margin-bottom:14px}label,select,input{width:100%}label{margin-bottom:8px;font-weight:600;display:block}select,.panel input,.panel button,.item-modal-card input{background:#fff;border:1px solid #2c364326;border-radius:12px;padding:5px 12px}.panel 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