:root{--bg:#fff;--bg2:#f4f4f5;--bg3:#fafafa;--border:#e4e4e7;--text:#09090b;--text2:#52525b;--text3:#a1a1aa;--accent:#2563eb;--accent2:#1d4ed8;--accent-light:#dbeafe;--danger:#ef4444;--success:#22c55e;--panel-w:360px;--nav-h:48px;--radius:8px;--radius-sm:5px;--shadow:0 1px 3px #00000014, 0 1px 2px #0000000f}.dark{--bg:#0a0a0d;--bg2:#18181b;--bg3:#1c1c20;--border:#2d2d32;--text:#f4f4f5;--text2:#a1a1aa;--text3:#52525b;--accent:#3b82f6;--accent2:#60a5fa;--accent-light:#1e3a5f;--shadow:0 1px 3px #0006, 0 1px 2px #0000004d}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-family:Inter,system-ui,-apple-system,sans-serif;font-size:13px;line-height:1.5;overflow:hidden}.app-root{background:var(--bg);width:100vw;height:100vh;color:var(--text);flex-direction:column;display:flex}.app-main{height:calc(100vh - var(--nav-h));flex:1;display:flex;overflow:hidden}.navbar{height:var(--nav-h);min-height:var(--nav-h);background:var(--bg3);border-bottom:1px solid var(--border);z-index:100;align-items:center;gap:12px;padding:0 16px;display:flex}.navbar-left,.navbar-right{align-items:center;gap:8px;min-width:160px;display:flex}.navbar-right{justify-content:flex-end}.navbar-center{flex:1;justify-content:center;display:flex}.navbar-logo{color:var(--accent);align-items:center;gap:8px;display:flex}.navbar-brand{color:var(--text);letter-spacing:-.3px;font-size:15px}.navbar-brand strong{color:var(--accent)}.mode-toggle{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);gap:2px;padding:2px;display:flex}.mode-btn{color:var(--text2);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:4px 16px;font-size:12px;font-weight:500;transition:all .15s}.mode-btn.active{background:var(--accent);color:#fff}.mode-btn:not(.active):hover{background:var(--bg);color:var(--text)}.icon-btn{border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text2);cursor:pointer;background:0 0;align-items:center;gap:5px;padding:5px 10px;font-size:12px;transition:all .15s;display:flex}.icon-btn:hover{background:var(--bg2);color:var(--text)}.lang-label{font-size:11px;font-weight:600}.right-panel{width:var(--panel-w);min-width:var(--panel-w);max-width:var(--panel-w);background:var(--bg3);border-left:1px solid var(--border);flex-direction:column;transition:width .2s,min-width .2s;display:flex;position:relative;overflow:hidden}.right-panel.collapsed{width:24px;min-width:24px}.right-panel-toggle{background:var(--bg2);border:1px solid var(--border);width:22px;height:22px;color:var(--text2);cursor:pointer;z-index:10;border-radius:50%;justify-content:center;align-items:center;transition:all .15s;display:flex;position:absolute;top:50%;left:-12px;transform:translateY(-50%)}.right-panel-toggle:hover{background:var(--accent);color:#fff;border-color:var(--accent)}.section-toggle{cursor:pointer;width:100%;color:var(--text2);text-align:left;background:0 0;border:none;align-items:center;gap:6px;margin-bottom:2px;padding:0;display:flex}.section-toggle:hover{color:var(--text)}.section-body{flex-direction:column;gap:4px;padding-top:8px;display:flex}.hint-text{color:var(--text3);margin-top:4px;font-size:10px;line-height:1.4}.full-w{width:100%}.left-panel{width:var(--panel-w);min-width:var(--panel-w);max-width:var(--panel-w);background:var(--bg3);border-right:1px solid var(--border);flex-direction:column;display:flex;overflow:hidden}.panel-upload{border-bottom:1px solid var(--border);flex-shrink:0;padding:10px}.calc-btn-wrap{border-bottom:1px solid var(--border);flex-shrink:0;align-items:center;gap:8px;padding:8px 10px;display:flex}.calc-btn{background:var(--accent);color:#fff;border-radius:var(--radius-sm);cursor:pointer;border:none;flex:1;padding:7px 12px;font-size:12px;font-weight:600;transition:background .15s}.calc-btn:hover:not(:disabled){background:var(--accent2)}.calc-btn:disabled{opacity:.6;cursor:not-allowed}.calc-btn.loading{background:var(--text3)}.hole-count{color:var(--accent2);white-space:nowrap;font-size:11px;font-weight:600}.panel-tabs{border-bottom:1px solid var(--border);background:var(--bg2);flex-shrink:0;display:flex}.panel-tab{color:var(--text3);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;flex-direction:column;flex:1;align-items:center;gap:2px;padding:7px 4px;font-size:10px;transition:all .15s;display:flex}.panel-tab:hover{color:var(--text2);background:var(--bg)}.panel-tab.active{color:var(--accent);border-bottom-color:var(--accent);background:var(--bg3)}.panel-tab.reset-tab{color:var(--text3);flex:none;padding:0 12px}.panel-tab.reset-tab:hover{color:var(--danger)}.panel-tab.reset-tab.confirm{color:var(--danger);border-bottom-color:var(--danger);background:#ef444414;animation:.4s pulse-reset}@keyframes pulse-reset{0%,to{opacity:1}50%{opacity:.6}}.panel-content{flex:1;overflow:hidden auto}.panel-content::-webkit-scrollbar{width:4px}.panel-content::-webkit-scrollbar-track{background:0 0}.panel-content::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}.panel-section{padding-bottom:8px}.panel-group{border-bottom:1px solid var(--border);padding:10px 12px}.panel-title{color:var(--text2);text-transform:uppercase;letter-spacing:.5px;margin-bottom:10px;font-size:11px;font-weight:600}.param-row{align-items:flex-end;gap:8px;display:flex}.two-col{grid-template-columns:1fr 1fr;gap:8px;display:grid}.slider-pair{grid-template-columns:1fr 1fr;align-items:start;gap:10px;display:grid}.param-field{flex-direction:column;gap:4px;display:flex}.param-field label{color:var(--text2);font-size:11px;font-weight:500}.num-input{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text);outline:none;padding:5px 8px;font-size:12px;transition:border-color .15s}.num-input:focus{border-color:var(--accent)}.num-input-small{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-sm);width:60px;color:var(--text);text-align:right;outline:none;padding:3px 6px;font-size:12px}.num-input-small:focus{border-color:var(--accent)}.select-input{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-sm);width:100%;color:var(--text);cursor:pointer;outline:none;padding:5px 8px;font-size:12px}.select-input:focus{border-color:var(--accent)}.slider-row{margin-bottom:8px}.slider-row.compact{margin-bottom:4px}.slider-header{justify-content:space-between;align-items:center;margin-bottom:4px;display:flex}.slider-label{color:var(--text2);font-size:11px}.slider-value{color:var(--accent2);font-size:11px;font-weight:600}.slider-num-wrap{align-items:center;gap:3px;display:flex}.unit-label{color:var(--text3);font-size:10px}.slider-input{appearance:none;background:var(--border);cursor:pointer;border-radius:2px;outline:none;width:100%;height:3px}.slider-input::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent);cursor:pointer;width:14px;height:14px;box-shadow:0 0 0 2px var(--bg3);border-radius:50%;transition:transform .1s}.slider-input::-webkit-slider-thumb:hover{transform:scale(1.2)}.toggle-row{justify-content:space-between;align-items:center;gap:8px;display:flex}.toggle-row.mb-2{margin-bottom:8px}.toggle-row.mt-2{margin-top:8px}.toggle-btn{border:1px solid var(--border);color:var(--text3);cursor:pointer;white-space:nowrap;background:0 0;border-radius:20px;padding:3px 10px;font-size:11px;transition:all .15s}.toggle-btn.on{background:var(--accent);color:#fff;border-color:var(--accent)}.toggle-btn.small{padding:2px 8px;font-size:10px}.shape-selector-wrap{flex-direction:column;gap:6px;display:flex;position:relative}.shape-selected-preview{background:var(--accent-light);border:1px solid var(--accent);border-radius:var(--radius-sm);color:var(--accent);align-items:center;gap:8px;padding:6px 10px;display:flex}.shape-selected-label{flex:1;font-size:12px;font-weight:600}.shape-selected-group{color:var(--accent2);opacity:.7;font-size:10px}.shape-cat-list{flex-direction:column;gap:3px;display:flex}.shape-cat-btn{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg2);color:var(--text2);cursor:pointer;text-align:left;justify-content:space-between;align-items:center;width:100%;padding:7px 12px;font-size:12px;font-weight:500;transition:all .15s;display:flex}.shape-cat-btn:hover{border-color:var(--accent);color:var(--text)}.shape-cat-btn.open{border-color:var(--accent);background:var(--accent-light);color:var(--accent)}.shape-cat-btn.has-active{border-color:var(--accent2);color:var(--accent2)}.shape-cat-btn.open.has-active{background:var(--accent-light)}.shape-cat-menu{left:var(--panel-w);z-index:1000;background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);min-width:200px;max-width:240px;padding:10px;position:fixed;box-shadow:0 8px 24px #00000040}.shape-cat-menu-title{text-transform:uppercase;letter-spacing:.06em;color:var(--text3);border-bottom:1px solid var(--border);margin-bottom:8px;padding-bottom:6px;font-size:10px;font-weight:700}.shape-cat-menu-grid{grid-template-columns:repeat(3,1fr);gap:4px;display:grid}.shape-btn{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg2);color:var(--text2);cursor:pointer;flex-direction:column;align-items:center;gap:3px;padding:6px 4px;font-size:10px;transition:all .15s;display:flex}.shape-btn:hover{border-color:var(--accent);color:var(--accent)}.shape-btn.active{border-color:var(--accent);background:var(--accent-light);color:var(--accent)}.pattern-grid{grid-template-columns:repeat(5,1fr);gap:4px;display:grid}.pattern-btn{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg2);color:var(--text2);cursor:pointer;flex-direction:column;align-items:center;gap:3px;padding:5px 2px;font-size:9px;transition:all .15s;display:flex}.pattern-btn:hover{border-color:var(--accent);color:var(--accent)}.pattern-btn.active{border-color:var(--accent);background:var(--accent-light);color:var(--accent)}.mix-panel{margin-top:10px}.segmented{border:1px solid var(--border);border-radius:var(--radius-sm);display:flex;overflow:hidden}.segmented button{color:var(--text2);cursor:pointer;background:0 0;border:none;flex:1;padding:4px 8px;font-size:11px;transition:all .15s}.segmented button.active{background:var(--accent);color:#fff}.mix-shapes-list{flex-wrap:wrap;gap:4px;margin-top:8px;display:flex}.mix-shape-chip{border:1px solid var(--border);background:var(--bg2);color:var(--text2);cursor:pointer;border-radius:20px;padding:3px 10px;font-size:11px;transition:all .15s}.mix-shape-chip.active{border-color:var(--accent);background:var(--accent-light);color:var(--accent)}.calc-table{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}.calc-row{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:5px 10px;font-size:11px;display:flex}.calc-row:last-child{border-bottom:none}.calc-row.accent{background:var(--accent-light)}.calc-row.accent .calc-val{color:var(--accent2);font-weight:700}.calc-val{color:var(--text);font-size:12px;font-weight:600}.calc-val.accent{color:var(--accent2)}.calc-divider{background:var(--border);height:1px;margin:2px 0}.bend-group{background:var(--bg);border-radius:var(--radius-sm)}.bend-side-title{color:var(--text);font-size:12px;font-weight:600}.bend-params{margin-top:8px}.fix-section{background:var(--bg2);border-radius:var(--radius-sm);border:1px solid var(--border);margin-top:8px;padding:8px}.fix-params{margin-top:8px}.collapse-btn{width:100%;color:var(--text2);cursor:pointer;text-align:left;background:0 0;border:none;justify-content:space-between;padding:6px 0;font-size:12px;font-weight:600;display:flex}.collapse-btn:hover{color:var(--text)}.btn-secondary{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text2);cursor:pointer;align-items:center;gap:5px;padding:5px 10px;font-size:11px;transition:all .15s;display:flex}.btn-secondary:hover{border-color:var(--accent);color:var(--accent)}.icon-btn-sm{border:1px solid var(--border);color:var(--text2);cursor:pointer;background:0 0;border-radius:20px;align-items:center;gap:4px;padding:3px 8px;font-size:11px;display:flex}.icon-btn-sm:hover{color:var(--accent)}.flex-row{justify-content:space-between;align-items:center;gap:8px;display:flex}.flex-row.mt-1{margin-top:6px}.flex-1{flex:1}.w-20{width:80px}.gap-1{gap:4px}.mt-2{margin-top:8px}.mt-1{margin-top:4px}.mb-2{margin-bottom:8px}.stat-line{color:var(--text3);margin-bottom:10px;font-size:11px}.param-label{color:var(--text2);font-size:11px}.upload-zone{border:1.5px dashed var(--border);border-radius:var(--radius);cursor:pointer;background:var(--bg2);text-align:center;padding:12px 8px;transition:all .15s}.upload-zone:hover,.upload-zone.dragging{border-color:var(--accent);background:var(--accent-light)}.upload-content{flex-direction:column;align-items:center;gap:4px;display:flex}.upload-icon{color:var(--text3)}.upload-zone:hover .upload-icon,.upload-zone.dragging .upload-icon{color:var(--accent)}.upload-title{color:var(--text2);font-size:12px;font-weight:500}.upload-sub{color:var(--text3);font-size:11px}.upload-link{color:var(--accent);text-decoration:underline}.upload-formats{color:var(--text3);font-size:10px}.viewer3d-container{background:#18181b;flex:1;position:relative;overflow:hidden}.viewer3d-container canvas{display:block;width:100%!important;height:100%!important}.viewer3d-envbar{z-index:10;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#0000008c;border:1px solid #ffffff14;border-radius:10px;flex-direction:column;gap:4px;padding:8px 6px;display:flex;position:absolute;top:50%;left:14px;transform:translateY(-50%)}.viewer3d-envbar-title{color:#ffffff59;text-transform:uppercase;letter-spacing:.06em;text-align:center;margin-bottom:2px;font-size:9px}.viewer3d-env-btn{cursor:pointer;border:2px solid #0000;border-radius:8px;flex-direction:column;align-items:center;gap:2px;min-width:46px;padding:5px 6px;transition:border-color .15s,transform .15s;display:flex}.viewer3d-env-btn:hover{border-color:#ffffff4d;transform:scale(1.05)}.viewer3d-env-btn.active{border-color:#ffffffb3;transform:scale(1.05)}.viewer3d-env-icon{font-size:16px;line-height:1}.viewer3d-env-label{color:#ffffffb3;white-space:nowrap;text-shadow:0 1px 3px #000c;font-size:9px}.viewer3d-colorbar{z-index:10;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);scrollbar-width:none;background:#0000008c;border:1px solid #ffffff14;border-radius:10px;flex-direction:row;align-items:center;gap:5px;max-width:90%;padding:6px 10px;display:flex;position:absolute;bottom:56px;left:50%;overflow-x:auto;transform:translate(-50%)}.viewer3d-colorbar::-webkit-scrollbar{display:none}.viewer3d-colorbar-title{color:#fff6;white-space:nowrap;text-transform:uppercase;letter-spacing:.05em;margin-right:4px;font-size:10px}.viewer3d-color-swatch{cursor:pointer;background:0 0;border:none;border-radius:6px;flex-direction:column;align-items:center;gap:3px;padding:2px 3px;transition:background .15s;display:flex}.viewer3d-color-swatch:hover{background:#ffffff14}.viewer3d-color-swatch.active{background:#ffffff1f;outline:1px solid #ffffff4d}.viewer3d-color-swatch:before{content:"";background:inherit;background:var(--swatch-bg,#888);border:2px solid #fff3;border-radius:50%;width:20px;height:20px;display:block}.viewer3d-color-swatch{--swatch-bg:currentColor}.viewer3d-swatch-dot{border:2px solid #fff3;border-radius:50%;flex-shrink:0;width:20px;height:20px}.viewer3d-swatch-label{color:#ffffff8c;white-space:nowrap;text-overflow:ellipsis;max-width:52px;font-size:9px;overflow:hidden}.viewer3d-color-custom{cursor:pointer;background:#ffffff0f;border:1px solid #fff3;border-radius:6px;flex-direction:column;align-items:center;gap:3px;padding:2px 5px;transition:background .15s;display:flex;position:relative}.viewer3d-color-custom:hover{background:#ffffff1f}.viewer3d-color-custom input[type=color]{opacity:0;cursor:pointer;border:none;width:100%;height:100%;padding:0;position:absolute;inset:0}.viewer3d-controls-hint{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);color:#ffffff8c;pointer-events:none;z-index:10;background:#0000008c;border:1px solid #ffffff14;border-radius:8px;align-items:center;gap:12px;padding:6px 14px;font-size:11px;display:flex;position:absolute;bottom:16px;left:50%;transform:translate(-50%)}.viewer3d-reset-btn{pointer-events:all;color:#ffffffb3;cursor:pointer;background:#ffffff14;border:1px solid #ffffff26;border-radius:5px;padding:3px 8px;font-size:11px;transition:background .15s}.viewer3d-reset-btn:hover{color:#fff;background:#ffffff26}.viewer3d-computing{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:20;color:#fffc;pointer-events:none;background:#1a1d21d1;flex-direction:column;justify-content:center;align-items:center;gap:14px;font-size:13px;display:flex;position:absolute;inset:0}.viewer3d-spinner{border:3px solid #ffffff1f;border-top-color:#60a5fa;border-radius:50%;width:36px;height:36px;animation:.8s linear infinite viewer3d-spin}@keyframes viewer3d-spin{to{transform:rotate(360deg)}}.viewer3d-timer{color:#fff;letter-spacing:-2px;font-variant-numeric:tabular-nums;font-size:48px;font-weight:700;line-height:1}.viewer3d-timer-unit{color:#ffffff80;letter-spacing:0;margin-left:2px;font-size:20px;font-weight:400}.viewer3d-computed{color:#fff;z-index:10;pointer-events:none;white-space:nowrap;background:#22c55ed9;border-radius:6px;padding:5px 14px;font-size:11px;animation:3s forwards viewer3d-fade;position:absolute;top:12px;left:50%;transform:translate(-50%)}@keyframes viewer3d-fade{0%,70%{opacity:1}to{opacity:0}}.viewer3d-mode-badge{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);color:#ffffff80;z-index:10;pointer-events:none;white-space:nowrap;background:#0000008c;border:1px solid #ffffff14;border-radius:6px;padding:4px 12px;font-size:10px;position:absolute;top:12px;left:50%;transform:translate(-50%)}.viewer3d-warning{color:#fff;z-index:10;pointer-events:none;white-space:nowrap;background:#dc6400d9;border-radius:6px;padding:5px 14px;font-size:11px;position:absolute;top:12px;left:50%;transform:translate(-50%)}.preview-container{background:var(--bg2);flex:1;position:relative;overflow:hidden}.preview-canvas{width:100%;height:100%;display:block}.preview-drop-zone{pointer-events:none;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.preview-drop-zone .upload-zone{pointer-events:all;border-radius:var(--radius);width:380px;max-width:90%}.progress-overlay{background:var(--bg3);border:1px solid var(--border);width:240px;box-shadow:var(--shadow);border-radius:20px;align-items:center;gap:10px;padding:6px 12px;display:flex;position:absolute;bottom:16px;left:50%;transform:translate(-50%)}.progress-bar-wrap{background:var(--border);border-radius:2px;flex:1;height:4px;overflow:hidden}.progress-bar-fill{background:var(--accent);border-radius:2px;height:100%;transition:width .1s}.progress-label{color:var(--accent);text-align:right;min-width:32px;font-size:11px;font-weight:600}.image-actions{z-index:10;gap:6px;display:flex;position:absolute;top:16px;left:16px}.img-action-btn{background:var(--bg3);color:var(--text);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;box-shadow:var(--shadow);align-items:center;gap:6px;padding:6px 10px;font-size:12px;font-weight:500;transition:background .15s,color .15s;display:flex}.img-action-btn:hover{background:var(--bg2)}.img-action-btn-danger:hover{color:#fff;background:#dc2626;border-color:#dc2626}.zoom-controls{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);align-items:center;gap:4px;padding:4px 8px;display:flex;position:absolute;bottom:16px;right:16px}.zoom-btn{width:24px;height:24px;color:var(--text2);cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;font-size:16px;line-height:1;display:flex}.zoom-btn:hover{background:var(--bg2);color:var(--text)}.zoom-value{color:var(--text2);text-align:center;min-width:42px;font-size:11px;font-weight:600}.zoom-fit{font-size:13px}.opacity-control{border-left:1px solid var(--border);align-items:center;gap:5px;margin-left:4px;padding-left:8px;display:flex}.opacity-label{color:var(--text3);white-space:nowrap;font-size:10px}.opacity-value{color:var(--text2);text-align:right;min-width:28px;font-size:10px;font-weight:600}.opacity-control input[type=range]{width:72px;accent-color:var(--accent);cursor:pointer}.export-grid{grid-template-columns:1fr 1fr;gap:6px;display:grid}.export-btn{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);cursor:pointer;align-items:center;gap:6px;padding:7px 10px;font-size:12px;font-weight:500;transition:all .15s;display:flex;position:relative}.export-btn:hover:not(.pro){border-color:var(--accent);color:var(--accent);background:var(--accent-light)}.export-btn.pro{color:var(--text3);cursor:not-allowed;opacity:.6}.export-btn-icon{align-items:center;display:flex}.pro-lock{color:var(--text3);margin-left:auto}.logo-row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.logo-preview{object-fit:contain;border:1px solid var(--border);border-radius:4px;max-width:80px;height:32px}.viewer3d-simple{touch-action:none;-webkit-user-select:none;user-select:none;cursor:grab;flex:1;position:relative;overflow:hidden}.viewer3d-simple:active{cursor:grabbing}.viewer3d-simple-stage{perspective:1800px;perspective-origin:50%;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.viewer3d-simple-plate{transform-style:preserve-3d;will-change:transform;filter:drop-shadow(0 30px 40px #0009);transition:transform 50ms linear;position:relative}.viewer3d-simple-face{backface-visibility:hidden;position:absolute;top:0;left:0}.viewer3d-simple-face.front{transform:translateZ(0)}.viewer3d-simple-face.back{position:absolute;top:0;left:0}.viewer3d-simple-edge{transform-origin:0 0;backface-visibility:hidden;filter:brightness(.7);position:absolute;top:0;left:0}.viewer3d-simple-empty{color:#e4e4e7;text-align:center;background:#18181b;flex-direction:column;flex:1;justify-content:center;align-items:center;padding:2rem;display:flex}.viewer3d-empty-icon{opacity:.5;margin-bottom:1rem;font-size:3rem}.viewer3d-empty-title{margin-bottom:.5rem;font-size:1.25rem;font-weight:500}.viewer3d-empty-text{color:#a1a1aa;max-width:300px;font-size:.875rem}.profile-toggle{margin-right:8px}.profile-toggle .mode-btn{align-items:center;gap:4px;padding:4px 10px;font-size:11px;display:flex}.analysis-empty{color:#ffffff80;padding:12px 0;font-size:12px}.analysis-rows{flex-direction:column;gap:6px;display:flex}.analysis-row{background:#ffffff08;border-left:3px solid #0000;border-radius:6px;gap:8px;padding:8px 10px;display:flex}.analysis-row.sev-error{background:#ef444414;border-left-color:#ef4444}.analysis-row.sev-warn{background:#f59e0b14;border-left-color:#f59e0b}.analysis-row.sev-ok{background:#22c55e0f;border-left-color:#22c55e}.analysis-row.sev-info{border-left-color:#60a5fa}.sev-icon{flex-shrink:0;margin-top:2px}.sev-icon.sev-err{color:#ef4444}.sev-icon.sev-warn{color:#f59e0b}.sev-icon.sev-ok{color:#22c55e}.sev-icon.sev-info{color:#60a5fa}.analysis-row-body{flex:1;min-width:0}.analysis-row-head{color:#fff;justify-content:space-between;gap:8px;font-size:12px;display:flex}.analysis-row-title{font-weight:500}.analysis-row-val{font-variant-numeric:tabular-nums;color:#fffc;font-size:11px}.analysis-row-detail{color:#ffffff8c;margin-top:3px;font-size:11px;line-height:1.4}.method-card{background:#60a5fa14;border:1px solid #60a5fa40;border-radius:8px;align-items:center;gap:12px;padding:12px;display:flex}.method-card.method-laser{background:#f59e0b14;border-color:#f59e0b40}.method-card.method-waterjet{background:#0ea5e914;border-color:#0ea5e940}.method-icon{font-size:28px;line-height:1}.method-name{color:#fff;font-size:14px;font-weight:600}.method-reason{color:#fff9;margin-top:2px;font-size:11px}.analysis-sources{color:#ffffff80;font-size:11px}.analysis-sources summary{cursor:pointer;-webkit-user-select:none;user-select:none;padding:4px 0}.analysis-sources ul{margin:6px 0 0 16px;padding:0}.analysis-sources li{margin-bottom:3px}.analysis-sources code{background:#ffffff0d;border-radius:3px;padding:1px 4px;font-family:ui-monospace,monospace;font-size:10px}.slider-input{width:100%}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}@media (width<=768px){:root{--panel-w:100vw;--nav-h:44px}body{overflow:hidden}.app-main{height:calc(100vh - var(--nav-h) - 56px);flex-direction:column;overflow:hidden}.left-panel,.right-panel{z-index:10;border:none;width:100vw;min-width:100vw;max-width:100vw;height:100%;display:none;position:absolute;top:0;left:0}.left-panel.mobile-active,.right-panel.mobile-active{display:flex}.preview-canvas-wrap{flex:1;width:100vw;height:100%;display:none}.preview-canvas-wrap.mobile-active{display:flex}.right-panel-toggle{display:none}.right-panel.collapsed{width:100vw;min-width:100vw}.navbar-left,.navbar-right{min-width:auto}.navbar-brand{font-size:13px}.mode-toggle{display:none}.mobile-tab-bar{background:var(--bg3);border-top:1px solid var(--border);z-index:100;height:56px;display:flex;position:fixed;bottom:0;left:0;right:0}.mobile-tab-btn{color:var(--text3);cursor:pointer;background:0 0;border:none;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:3px;padding:6px 4px;font-size:10px;font-weight:500;transition:all .15s;display:flex}.mobile-tab-btn.active{color:var(--accent)}.mobile-tab-btn svg{flex-shrink:0}}@media (width>=769px){.mobile-tab-bar{display:none}}