:root{--bg: #f9f3e9;--panel: #f9f3e9;--accent: #a95f37;--muted: #000000;--card: #000000;--glass: rgba(255,255,255,.03);--sidebar-width: clamp(240px, 28vw, 380px)}html,body{height:100%;margin:0;padding:0;overflow:hidden;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:#a95f37}body>*{box-sizing:border-box}label{display:block;margin:12px 16px;font-size:14px;color:var(--muted);position:relative;max-width:100%;transition:opacity .2s ease}label.field-disabled{opacity:.5;pointer-events:none!important;cursor:not-allowed}label:has(select:disabled,input:disabled){opacity:.5;pointer-events:none!important;cursor:not-allowed}label.field-disabled .help-icon,label:has(select:disabled) .help-icon,label:has(input:disabled) .help-icon{pointer-events:none;opacity:.3}.label-text{display:block;margin-bottom:8px}.input-with-help{display:flex;align-items:center;gap:8px;max-width:100%;overflow:visible}.help-icon{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:50%;background:var(--accent);color:#fff;font-size:12px;font-weight:700;cursor:help;flex-shrink:0;position:relative;z-index:2000;transition:background .2s ease,transform .12s ease}.input-with-help:not(:has(.help-icon)):after{content:"";width:18px;height:18px;flex-shrink:0}.help-icon:hover{background:#8a4d2d;transform:scale(1.1)}.help-icon:after{content:attr(data-tooltip);position:absolute;right:100%;top:50%;transform:translateY(-50%);margin-right:8px;padding:8px 12px;background:var(--bg);color:var(--muted);font-size:12px;font-weight:400;border-radius:6px;border:2px solid var(--accent);width:240px;min-width:240px;white-space:normal;line-height:1.4;opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:2001;box-shadow:0 2px 8px #a95f374d}.help-icon:hover:after{opacity:1}.help-icon:before{content:"";position:absolute;right:100%;top:50%;transform:translateY(-50%);margin-right:2px;width:0;height:0;border-top:6px solid transparent;border-bottom:6px solid transparent;border-left:6px solid var(--accent);opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:2002}.help-icon:hover:before{opacity:1}select,input[type=number]{display:block;width:100%;flex:1;min-width:0;max-width:100%;padding:8px 10px;border-radius:6px;border:2px solid #a95f37;background:#fff0;color:inherit;box-sizing:border-box;transition:opacity .2s ease,background .2s ease,border-color .2s ease}select:disabled,input[type=number]:disabled{opacity:.4;cursor:not-allowed;background:#0000000d;border-color:#a95f374d;pointer-events:none!important}.input-with-help.field-disabled{pointer-events:none!important;cursor:not-allowed}.input-with-help:has(select:disabled),.input-with-help:has(input:disabled){pointer-events:none!important;cursor:not-allowed}input[type=number]::-webkit-outer-spin-button,input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield;appearance:textfield}button#loadButton{display:inline-block;margin:16px;padding:10px 16px;border-radius:8px;border:0;color:#fff;background:var(--accent);font-weight:600;cursor:pointer}#loadButton:active{transform:translateY(1px)}#loadButton:disabled{opacity:.6;cursor:not-allowed}#error{margin:8px 16px 16px;color:#ffb4b4;font-size:13px}@media(min-width:900px){body{display:flex;align-items:flex-start;gap:20px;padding:0}form,.controls{max-width:360px;background:var(--panel);padding:14px;border-radius:10px;border:0px solid rgba(0,0,0,.06)}}@media(max-width:600px){select,input[type=number]{width:calc(100% - 32px)}}.topbar{position:fixed;top:0;left:0;right:0;height:64px;background:linear-gradient(90deg,#4a5663,#4a5663);display:flex;align-items:center;color:#fff;z-index:1200;box-shadow:0 4px 18px #02061759}.topbar .wrap{width:100%;max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:0 18px;flex-wrap:wrap}.topbar .logo{font-weight:700;letter-spacing:.4px}.topbar .nav{display:flex;gap:18px;align-items:center}.topbar .nav a{color:#fffffff2;text-decoration:none;font-size:14px}.mobile-controls{display:none;gap:8px;align-items:center}.mobile-toggle{display:inline-flex;align-items:center;justify-content:center;height:36px;width:36px;border-radius:6px;border:0;background:#ffffff0f;color:#fff;font-size:16px;cursor:pointer}.app{display:flex;margin-top:64px;height:calc(100vh - 64px);width:100vw;overflow:hidden;margin-right:var(--sidebar-width)}#viewer{flex:1 1 auto;background:linear-gradient(180deg,#0a1b26,#07101a)}#c{position:fixed;top:64px;left:0;right:var(--sidebar-width);bottom:0;width:auto;height:calc(100vh - 64px);display:block;background:linear-gradient(180deg,#0a1b26,#07101a);z-index:1000}.sidebar{position:fixed;top:64px;right:0;bottom:0;width:var(--sidebar-width);padding:18px;box-sizing:border-box;overflow-y:auto;background:var(--panel);border-left:1px solid rgba(0,0,0,.06);z-index:1100;height:calc(100vh - 64px);color:var(--muted)}.sidebar h2{margin:0 0 8px;color:#000;font-size:16px}.default-models{display:flex;flex-direction:column;gap:10px;margin-bottom:20px}.default-model-btn{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:12px 16px;font-size:14px;font-weight:600;cursor:pointer;transition:background .16s ease,transform .12s ease,box-shadow .16s ease}.default-model-btn:hover{background:#8a4d2d;box-shadow:0 2px 8px #a95f374d}.default-model-btn:active{transform:translateY(1px)}.model-list{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}.model-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px;border-radius:8px;background:#ffffff05;cursor:pointer;border:1px solid rgba(255,255,255,0)}.model-row:hover{background:#ffffff08}.model-row .name{color:var(--muted);font-size:14px}.model-row .load{background:var(--accent);border-radius:6px;padding:6px 10px;color:#fff;font-weight:600;border:none;outline:none;cursor:pointer;transition:box-shadow .16s ease,transform .12s ease}@media(max-width:900px){.topbar .wrap{justify-content:center;gap:12px}.topbar .nav{justify-content:center;flex-wrap:wrap}}@media(min-width:1400px){:root{--sidebar-width: 400px}}@media(max-width:900px){.app{margin-right:0}.mobile-controls{display:flex}.sidebar{position:static;left:auto;right:auto;bottom:auto;width:100%;height:auto;max-height:calc(100vh - 120px);border-left:none;border-top:1px solid rgba(0,0,0,.06);box-shadow:none;margin-top:0;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;padding-bottom:500px;z-index:auto}#c{position:static;inset:auto;width:100%;height:60vh;display:block;z-index:auto}.mobile-bar{display:block;width:100%;background:linear-gradient(90deg,#4a5663,#4a5663);color:#fff;border-top:none;box-shadow:0 4px 18px #02061759;padding:0 18px;box-sizing:border-box;position:static;height:56px;z-index:auto}.mobile-bar.pinned{position:fixed;top:64px;left:0;right:0;z-index:2100}.mobile-bar.bottom{position:fixed;inset:auto 0 0;z-index:2100}.mobile-bar-inner{display:flex;gap:8px;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;height:100%}.mobile-bar-btn{background:transparent;border:0;padding:8px 12px;border-radius:8px;color:#fff;font-weight:700;cursor:pointer}.mobile-bar-btn:hover{background:#ffffff0f}.sidebar.collapsed,#c.collapsed{display:none!important}#c.ui-collapsed-full{height:calc(100vh - 120px);width:100%}.app{height:auto}.mobile-bar.pinned~.app{margin-top:120px;height:calc(100vh - 120px)}}@media(max-width:600px){.topbar{height:auto;padding:10px 0}.topbar .wrap{flex-direction:column;align-items:stretch;gap:8px;padding:8px 12px}.topbar .logo{text-align:left}.topbar .nav{justify-content:flex-start;flex-wrap:wrap}}.door-size-nested{display:flex;flex-direction:column;gap:10px;align-items:flex-start}.door-size-nested label{width:100%;margin:12px 16px}.door-size-nested .input-with-help{width:calc(100% - 32px);max-width:100%}.door-heights,#doorHeightsContainer{display:flex;gap:8px;align-items:center;margin-left:12px}.door-heights-label{font-size:13px;color:var(--muted);margin-right:8px;align-self:center}.door-height-btn{background:#efe1cc;border:1px solid rgba(0,0,0,.06);color:#2b2b2b;padding:6px 10px;border-radius:6px;cursor:pointer;font-weight:600;transition:opacity .2s ease,background .2s ease}.door-height-btn:hover{box-shadow:0 2px 6px #00000014}.door-height-btn:active{transform:translateY(1px)}.door-height-btn.selected{background:#e1c09b;box-shadow:inset 0 1px #0000000a}.door-height-btn:disabled{opacity:.4;cursor:not-allowed;pointer-events:none}