.feature-main{max-width:1440px;margin:auto;padding:36px 28px 80px}.feature-intro{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:28px}.feature-intro h1{font-size:clamp(32px,5vw,56px);margin:7px 0 12px}.feature-intro p{max-width:660px;color:#625852;line-height:1.6}.feature-status{padding:12px 16px;border:1px solid #dfd5c9;background:#f5efe7;border-radius:10px;margin:14px 0;font-size:14px}.feature-status:empty{display:none}.planner-layout{display:grid;grid-template-columns:320px minmax(0,1fr);gap:22px;align-items:start}.panel{padding:22px;background:#fff;border:1px solid #e2d9cf;border-radius:14px;margin-bottom:18px}.panel h2{font-size:23px;margin:0 0 12px}.panel h3{font-size:17px;margin:16px 0 10px}.panel p{line-height:1.6}.panel summary{font-weight:700;cursor:pointer;font-size:18px}.panel summary+form,.panel summary+label{margin-top:20px}.panel label{display:block;font-size:13px;font-weight:600;margin:13px 0}.panel input:not([type=checkbox]),.panel select,.panel textarea{display:block;width:100%;padding:11px;border:1px solid #cfc5ba;border-radius:7px;background:#fff;font:inherit;margin-top:6px;min-width:0}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.unit-pair{display:grid;grid-template-columns:1fr 1fr;gap:8px}.field-grid label{min-width:0}.feature-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:15px}.feature-main button{cursor:pointer}.feature-main button:disabled{opacity:.45;cursor:not-allowed}.planner-toolbar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}.planner-toolbar button{border:1px solid #cfc5ba;background:#fff;padding:11px 15px;border-radius:8px;font:inherit;font-size:14px}.planner-toolbar button[aria-pressed=true]{background:#771e2d;color:white}.segmented{display:flex;gap:4px}.room-stage{position:relative;height:520px;border:1px solid #d4c8b9;border-radius:14px;overflow:hidden;background:#ede5da;isolation:isolate}.room-stage canvas{width:100%;height:100%;display:block;touch-action:none}.room-stage #three-stage{position:absolute;inset:0}.scene-label,.scene-help{position:absolute;pointer-events:none;background:#fffcf1ed;border-radius:6px;padding:8px 11px;font-size:11px;letter-spacing:.07em;left:14px;top:14px;margin:0;z-index:2}.scene-help{top:auto;bottom:14px;letter-spacing:0;font-size:12px}.placeholder-notice{font-size:13px;color:#66594a;line-height:1.6;background:#f6eee1;padding:13px 16px;border-radius:8px}.planner-products{display:grid;gap:10px;margin-top:14px}.planner-piece{display:grid;grid-template-columns:85px 1fr;gap:10px;padding:10px;border:1px solid #e5ddd4;border-radius:8px}.planner-piece img{width:85px;height:76px;object-fit:contain;background:#f8f5ef}.planner-piece h3{font-size:13px;margin:0 0 6px;line-height:1.35}.planner-piece small{font-size:11px;display:block;margin-bottom:6px;color:#625852}.planner-piece button{background:#771e2d;color:white;border:0;border-radius:5px;padding:7px 12px;font-size:12px}.planner-piece .unavailable{font-size:11px;color:#8d403d}.selected-heading{display:flex;gap:14px}.selected-heading img{width:95px;height:80px;object-fit:contain}.selected-heading h2{font-size:18px}.selected-heading p{font-size:12px;margin:4px 0}.warning{padding:10px;margin:6px 0;background:#fff1e6;border-left:3px solid #b26436;font-size:13px}.good-fit{color:#345b42;font-size:14px}.opening-row{display:flex;justify-content:space-between;gap:8px;font-size:12px;padding:10px 0;border-bottom:1px solid #eee}.opening-row button{border:0;background:none;color:#771e2d}.status-badge{background:#f1e5d5;color:#6a4923;border-radius:30px;padding:10px 18px;white-space:nowrap;font-weight:600}.step-number{font-size:36px;color:#b48965;font-family:Georgia,serif;display:block;margin-bottom:15px}.design-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.design-card{border:1px solid #e2d9cf;padding:17px;border-radius:10px}.design-card h3{margin:0 0 8px}.cart-row{display:grid;grid-template-columns:100px 1fr 80px auto;gap:15px;align-items:center;border-top:1px solid #e2d9cf;padding:18px 0}.cart-row img{width:100px;height:90px;object-fit:contain}.cart-row h3{margin:0;font-size:17px}.cart-row p{font-size:13px;margin:6px 0}.cart-row button,.design-card button{border:1px solid #c9b9ab;background:white;border-radius:6px;padding:9px;color:#771e2d}.feature-dialog{border:0;border-radius:16px;max-width:600px;width:calc(100% - 32px);padding:30px;color:#302723}.feature-dialog::backdrop{background:#1c1518a8}.dialog-close{float:right;border:0;background:#eee5da;border-radius:50%;width:38px;height:38px;font-size:18px}.feature-dialog model-viewer{width:100%;height:360px;background:#f5efe8}.check-row{display:flex!important;gap:12px;align-items:flex-start;font-weight:400!important;line-height:1.6}.check-row input{margin-top:5px}.variant-row{padding:14px;border:1px solid #ddd1c3;border-radius:8px;margin-bottom:10px}.upload-panel{padding:16px;background:#f8f3ed;border-radius:10px;margin-top:20px} [hidden]{display:none!important}
@media(max-width:1000px){.planner-layout{grid-template-columns:270px minmax(0,1fr)}.feature-main{padding:24px 18px 85px}.design-list{grid-template-columns:1fr 1fr}.room-stage{height:450px}}
@media(max-width:720px){.feature-intro{align-items:flex-start;flex-direction:column;gap:12px}.planner-layout{display:flex;flex-direction:column}.planner-sidebar,.planner-workspace{width:100%}.planner-workspace{order:0}.planner-sidebar{order:1}.room-stage{height:390px}.design-list{grid-template-columns:1fr}.panel{padding:18px}.cart-row{grid-template-columns:72px 1fr 65px}.cart-row img{width:72px;height:75px}.cart-row>button{grid-column:2/4}.feature-main .button{font-size:13px;padding:12px 15px}.planner-products{grid-template-columns:1fr 1fr}.planner-piece{grid-template-columns:1fr}.planner-piece img{width:100%;height:100px}.scene-help{max-width:calc(100% - 28px)}.feature-actions{gap:8px}}

@media(max-width:720px){.planner-sidebar{display:contents}.planner-sidebar>details{width:100%}.planner-sidebar>details:nth-child(1){order:0}.planner-sidebar>details:nth-child(2){order:1}.planner-workspace{order:2}.planner-sidebar>details:nth-child(3){order:3}}