@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&family=IBM+Plex+Sans:wght@300;400;500;600&display=swap');.ddd-kalk-wrap{--orange:#e77e26;--orange-lt:#f5a155;--orange-dk:#7a420e;--blue:#2da8e0;--dark:#111;--dark2:#1a1a1a;--dark3:#242424;--warm:#f5f3ef;--border:#e0dbd4;--border-dk:#2e2e2e;--text:#111;--muted:#888880;--mono:'IBM Plex Mono',monospace;--sans:'IBM Plex Sans',sans-serif;--radius:4px;font-family:var(--sans);color:var(--text);font-size:15px;line-height:1.6;position:relative}.ddd-loader{position:fixed;inset:0;background:var(--dark);display:flex;align-items:center;justify-content:center;z-index:9999;transition:opacity .5s ease}.ddd-loader-inner{text-align:center}.ddd-loader-logo{max-width:180px;max-height:120px;object-fit:contain;animation:dddPulse 1.4s ease-in-out infinite;display:block;margin:0 auto 1.5rem}.ddd-loader-spinner{display:flex;justify-content:center;margin-bottom:1rem}.ddd-spinner-ring{width:40px;height:40px;border:3px solid var(--dark3);border-top-color:var(--orange);border-radius:50%;animation:dddSpin .8s linear infinite}.ddd-loader-text{font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:#555;text-transform:uppercase}@keyframes dddPulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.75;transform:scale(.97)}}@keyframes dddSpin{to{transform:rotate(360deg)}}.ddd-upload-section{margin-bottom:1.5rem}.ddd-drop-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:3rem 2rem;text-align:center;cursor:pointer;background:#fff;transition:border-color .2s,background .2s}.ddd-drop-zone.ddd-drag-over,.ddd-drop-zone:hover{border-color:var(--orange);background:#fdf7f0}.ddd-drop-icon{width:72px;height:72px;margin:0 auto 1.25rem;opacity:.55;transition:opacity .2s}.ddd-drop-zone:hover .ddd-drop-icon{opacity:.9}.ddd-drop-icon svg{width:100%;height:100%}.ddd-drop-main{font-size:16px;font-weight:500;margin:0 0 .4rem}.ddd-drop-sub{font-size:13px;color:var(--muted);margin:0 0 1.5rem;font-family:var(--mono)}.ddd-upload-btn{display:inline-block;font-family:var(--mono);font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;padding:.65rem 2rem;background:var(--orange);color:#fff;border:none;border-radius:var(--radius);cursor:pointer;transition:background .15s}.ddd-upload-btn:hover{background:var(--orange-lt)}.ddd-add-more-btn{display:inline-block;font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.05em;padding:.45rem 1.25rem;background:0 0;color:var(--orange);border:1px solid var(--orange);border-radius:var(--radius);cursor:pointer;transition:all .15s;margin-top:.75rem}.ddd-add-more-btn:hover{background:var(--orange);color:#fff}.ddd-file-list{margin-top:.75rem}.ddd-file-item{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;border:1px solid var(--border);border-radius:var(--radius);margin-bottom:.4rem;background:#fff;cursor:pointer;transition:border-color .15s}.ddd-file-item:hover{border-color:var(--orange)}.ddd-file-item.ddd-file-active{border-color:var(--orange);background:#fdf7f0;border-left:3px solid var(--orange)}.ddd-file-info{display:flex;align-items:center;gap:.75rem;flex:1;min-width:0}.ddd-file-ext{font-family:var(--mono);font-size:10px;font-weight:600;letter-spacing:.05em;padding:3px 7px;background:var(--warm);border:1px solid var(--border);border-radius:2px;flex-shrink:0;color:var(--text)}.ddd-file-name{font-size:13px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:240px}.ddd-file-status{font-family:var(--mono);font-size:11px;color:var(--orange)}.ddd-file-stats-inline{font-family:var(--mono);font-size:11px;color:var(--muted)}.ddd-file-remove{background:0 0;border:none;font-size:18px;color:#ccc;cursor:pointer;padding:0 4px;line-height:1;flex-shrink:0;transition:color .15s}.ddd-file-remove:hover{color:#e44}.ddd-kalk-layout{display:grid;grid-template-columns:1fr 360px;gap:1.5rem;align-items:start}@media (max-width:820px){.ddd-kalk-layout{grid-template-columns:1fr}}.ddd-viewer-header{display:flex;align-items:center;gap:1rem;margin-bottom:.5rem;flex-wrap:wrap}.ddd-section-label{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}.ddd-viewer-hint{font-family:var(--mono);font-size:10px;color:#bbb;margin-left:auto;letter-spacing:.05em}.ddd-file-tabs{display:flex;gap:4px}.ddd-tab{width:28px;height:28px;border-radius:2px;border:1px solid var(--border);background:#fff;font-family:var(--mono);font-size:11px;cursor:pointer;color:var(--muted);transition:all .12s}.ddd-tab:hover,.ddd-tab.ddd-tab-active{background:var(--orange);border-color:var(--orange);color:#fff}.ddd-viewer-wrap{width:100%;aspect-ratio:4/3;border-radius:var(--radius);overflow:hidden;position:relative;background:var(--dark)}.ddd-viewer-wrap canvas{width:100% !important;height:100% !important;display:block}.ddd-viewer-overlay{position:absolute;inset:0;background:rgba(17,17,17,.75);display:flex;align-items:center;justify-content:center}.ddd-viewer-loading{display:flex;align-items:center;gap:.75rem;color:#aaa;font-family:var(--mono);font-size:13px}.ddd-spinner-sm{width:20px;height:20px;border:2px solid #333;border-top-color:var(--orange);border-radius:50%;animation:dddSpin .7s linear infinite}.ddd-model-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-top:none;border-radius:0 0 var(--radius) var(--radius);overflow:hidden}.ddd-stat{background:#fff;padding:.6rem .75rem;text-align:center}.ddd-stat-label{font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);display:block;margin-bottom:2px}.ddd-stat-val{font-family:var(--mono);font-size:13px;font-weight:600;color:var(--text);display:block}.ddd-controls-section{display:flex;flex-direction:column;gap:1rem}.ddd-control-block{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem}.ddd-control-label{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:.75rem;display:flex;align-items:center;gap:.5rem}.ddd-tooltip{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;border-radius:50%;border:1px solid var(--border);font-family:var(--mono);font-size:10px;color:var(--muted);cursor:help}.ddd-material-list{display:flex;flex-direction:column;gap:6px}.ddd-mat-item{display:flex;align-items:center;gap:.75rem;padding:.6rem .875rem;border:1px solid var(--border);border-radius:3px;cursor:pointer;transition:all .12s;position:relative}.ddd-mat-item:hover{border-color:var(--orange);background:#fdf7f0}.ddd-mat-item.ddd-mat-active{border-color:var(--orange);background:#fdf7f0;border-left:3px solid var(--orange)}.ddd-mat-color{width:16px;height:16px;border-radius:50%;border:1px solid rgba(0,0,0,.15);flex-shrink:0}.ddd-mat-name{font-size:13px}.ddd-slider-row{display:flex;align-items:center;gap:1rem;margin-bottom:.625rem}input[type=range].ddd-slider-row,#ddd-infill{-webkit-appearance:none;flex:1;height:4px;border-radius:2px;background:#e8e4de;outline:none;cursor:pointer}#ddd-infill::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:var(--orange);border:2px solid #fff;box-shadow:0 0 0 1.5px var(--orange);cursor:pointer}#ddd-infill::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--orange);border:2px solid #fff;cursor:pointer}.ddd-slider-val{font-family:var(--mono);font-size:15px;font-weight:600;color:var(--orange);min-width:42px;text-align:right}.ddd-presets{display:flex;gap:4px;flex-wrap:wrap}.ddd-preset{font-family:var(--mono);font-size:11px;padding:4px 8px;border:1px solid var(--border);border-radius:2px;background:0 0;cursor:pointer;color:var(--muted);transition:all .12s}.ddd-preset:hover,.ddd-preset.ddd-preset-active{border-color:var(--orange);color:var(--orange);background:#fdf7f0}.ddd-control-row{display:flex;gap:1.5rem;align-items:flex-start}.ddd-scale-row{display:flex;align-items:center;gap:6px;margin-top:.25rem}#ddd-scale{width:72px;padding:.45rem .625rem;font-family:var(--mono);font-size:14px;font-weight:500;border:1px solid var(--border);border-radius:3px;background:var(--warm);color:var(--text);text-align:center;outline:none;transition:border-color .15s}#ddd-scale:focus{border-color:var(--orange);background:#fff}.ddd-scale-suffix{font-family:var(--mono);font-size:13px;color:var(--muted)}.ddd-unit-toggle{display:flex;border:1px solid var(--border);border-radius:3px;overflow:hidden;margin-top:.25rem}.ddd-unit-btn{padding:.4rem 1rem;font-family:var(--mono);font-size:12px;font-weight:500;border:none;cursor:pointer;background:0 0;color:var(--muted);transition:all .12s}.ddd-unit-btn.ddd-unit-active{background:var(--orange);color:#fff}.ddd-price-panel{background:var(--dark);border-radius:var(--radius);padding:1.5rem;color:#fff}.ddd-price-top{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:.5rem}.ddd-price-label{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:#555}.ddd-price-note{font-family:var(--mono);font-size:10px;color:#444}.ddd-price-amount{font-family:var(--mono);font-size:2.75rem;font-weight:600;color:var(--orange);line-height:1;letter-spacing:-.03em;margin-bottom:.75rem}.ddd-price-disclaimer{font-size:12px;color:#444;line-height:1.5}.ddd-form{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem;display:flex;flex-direction:column;gap:.625rem}#ddd-email,#ddd-comment{width:100%;padding:.65rem .875rem;font-family:var(--sans);font-size:14px;border:1px solid var(--border);border-radius:3px;background:var(--warm);color:var(--text);outline:none;transition:border-color .15s;resize:vertical}#ddd-email:focus,#ddd-comment:focus{border-color:var(--orange);background:#fff}.ddd-submit-btn{width:100%;padding:.875rem;font-family:var(--mono);font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;background:var(--orange);color:#fff;border:none;border-radius:var(--radius);cursor:pointer;transition:background .15s;margin-top:.25rem}.ddd-submit-btn:hover:not(:disabled){background:var(--orange-lt)}.ddd-submit-btn:disabled{opacity:.65;cursor:not-allowed}.ddd-form-note{font-family:var(--mono);font-size:11px;color:var(--muted);text-align:center}.ddd-error{padding:.6rem .875rem;background:#fef0ef;border:1px solid #f5bcba;border-radius:3px;font-size:13px;color:#a33}.ddd-success{background:var(--dark);border-radius:var(--radius);padding:2rem 1.5rem;text-align:center}.ddd-success-check{font-size:2.5rem;color:var(--orange);margin-bottom:.75rem;font-family:var(--mono);font-weight:600}.ddd-success-title{font-size:18px;font-weight:600;color:#fff;margin-bottom:.5rem}.ddd-success-body{font-size:14px;color:#888;line-height:1.6;margin-bottom:1.25rem}.ddd-thingiverse-link{font-family:var(--mono);font-size:12px;color:var(--orange);text-decoration:none;letter-spacing:.04em;border-bottom:1px solid rgba(231,126,38,.3);padding-bottom:2px;transition:border-color .15s}.ddd-thingiverse-link:hover{border-color:var(--orange)}