:root{--bg-primary: #0d1117;--bg-secondary: #151b23;--bg-panel: #1f242c;--border-color: #30363d;--color-primary: #004eff;--color-primary-hover: #1b62ff;--color-primary-glow: rgba(0, 78, 255, .25);--color-accent: #00f0ff;--color-accent-glow: rgba(0, 240, 255, .15);--color-success: #2ea44f;--color-warning: #db7d11;--color-danger: #f85149;--text-main: #e6edf3;--text-muted: #8b949e;--text-white: #ffffff;--text-dark: #070a0e;--logo-text-color: #ffffff;--border-radius: 8px;--transition-speed: .2s;--font-family: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-primary);color:var(--text-main);height:100vh;display:flex;flex-direction:column;overflow:hidden;-webkit-font-smoothing:antialiased}.app-header{height:70px;background-color:var(--bg-secondary);border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;padding:0 20px;z-index:100;box-shadow:0 4px 20px #00000026}.header-left{display:flex;align-items:center;gap:16px}.logo-wrapper{display:flex;align-items:center}.brand-logo{height:38px;width:auto;filter:drop-shadow(0 0 6px rgba(0,78,255,.3))}.header-left .divider{width:1px;height:30px;background-color:var(--border-color)}.app-title{font-size:1.15rem;font-weight:600;letter-spacing:.5px;background:linear-gradient(90deg,#fff,#88b0ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.header-right{display:flex;align-items:center;gap:20px}.quick-stat{display:flex;flex-direction:column;align-items:flex-end}.stat-label{font-size:.7rem;text-transform:uppercase;color:var(--text-muted);letter-spacing:.8px;margin-bottom:2px}.stat-value{font-size:1.05rem;font-weight:700;color:var(--color-accent);text-shadow:0 0 8px var(--color-accent-glow)}.app-container{display:flex;flex:1;height:calc(100vh - 70px);overflow:hidden;position:relative}.panel{display:flex;flex-direction:column;height:100%;background-color:var(--bg-secondary);overflow:hidden}.left-panel{width:360px;border-right:1px solid var(--border-color);box-shadow:2px 0 10px #0000001a}.right-panel{width:360px;border-left:1px solid var(--border-color);box-shadow:-2px 0 10px #0000001a}.center-panel{flex:1;background-color:#080b0f;position:relative}.panel-header{padding:16px 20px;border-bottom:1px solid var(--border-color);background-color:#ffffff05}.panel-header h2{font-size:1.05rem;font-weight:600;letter-spacing:.5px;color:var(--text-white);text-transform:uppercase}.panel-body{flex:1;overflow-y:auto;padding:12px}.flex-col{display:flex;flex-direction:column;gap:16px}.flex-grow{flex:1;min-height:200px}.panel-body::-webkit-scrollbar,.table-container::-webkit-scrollbar{width:6px;height:6px}.panel-body::-webkit-scrollbar-track,.table-container::-webkit-scrollbar-track{background:var(--bg-secondary)}.panel-body::-webkit-scrollbar-thumb,.table-container::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}.panel-body::-webkit-scrollbar-thumb:hover,.table-container::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.accordion-sec{border:1px solid var(--border-color);border-radius:var(--border-radius);background-color:var(--bg-panel);margin-bottom:12px;overflow:hidden;transition:border-color var(--transition-speed)}.accordion-sec[open]{border-color:#004eff66}.sec-title{padding:14px 16px;font-weight:600;font-size:.92rem;color:var(--text-white);cursor:pointer;-webkit-user-select:none;user-select:none;outline:none;background-color:#ffffff03;transition:background-color var(--transition-speed)}.sec-title:hover{background-color:#ffffff0a}.sec-content{padding:16px;border-top:1px solid var(--border-color);display:flex;flex-direction:column;gap:14px;background-color:#00000026}.form-group{display:flex;flex-direction:column;gap:6px}.form-group-row{display:flex;gap:10px}.form-group-row .form-group{flex:1}label{font-size:.78rem;color:var(--text-muted);font-weight:500}input[type=number],input[type=text],select,textarea{background-color:#0b0e14;border:1px solid var(--border-color);border-radius:6px;color:var(--text-main);padding:10px 12px;font-family:inherit;font-size:.88rem;transition:all var(--transition-speed);width:100%}input[type=number]:focus,input[type=text]:focus,select:focus,textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-glow)}textarea{resize:vertical}.dimension-summary{font-size:.8rem;background-color:#004eff14;border:1px dashed rgba(0,78,255,.3);padding:8px;border-radius:6px;text-align:center;color:var(--text-main)}.dimension-summary strong{color:var(--color-accent)}.checkbox-group{flex-direction:row;align-items:center;gap:10px;margin-top:4px}.checkbox-label{font-size:.8rem;color:var(--text-main);-webkit-user-select:none;user-select:none}.switch-container{position:relative;display:inline-block;width:38px;height:20px}.switch-container input{opacity:0;width:0;height:0}.switch-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:var(--border-color);transition:.4s;border-radius:20px}.switch-slider:before{position:absolute;content:"";height:14px;width:14px;left:3px;bottom:3px;background-color:#fff;transition:.4s;border-radius:50%}input:checked+.switch-slider{background-color:var(--color-primary)}input:focus+.switch-slider{box-shadow:0 0 1px var(--color-primary)}input:checked+.switch-slider:before{transform:translate(18px)}.btn{font-family:inherit;font-weight:600;font-size:.88rem;padding:10px 16px;border-radius:6px;border:1px solid var(--border-color);background-color:var(--bg-panel);color:var(--text-main);cursor:pointer;transition:all var(--transition-speed);display:inline-flex;align-items:center;justify-content:center;gap:8px;outline:none}.btn:hover{background-color:var(--border-color);border-color:var(--text-muted)}.btn-primary{background-color:var(--color-primary);border-color:var(--color-primary);color:var(--text-white);box-shadow:0 4px 12px var(--color-primary-glow)}.btn-primary:hover{background-color:var(--color-primary-hover);border-color:var(--color-primary-hover);box-shadow:0 4px 16px #004eff66}.btn-block{width:100%}.btn-icon{width:38px;height:38px;padding:0;border-radius:6px}.viewport-header{height:54px;background-color:#151b23cc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;padding:0 16px;position:absolute;top:0;left:0;right:0;z-index:10}.view-toggles{display:flex;background-color:#0b0e14;border:1px solid var(--border-color);border-radius:6px;padding:3px}.btn-view{font-size:.78rem;padding:6px 12px;border:none;background:transparent;color:var(--text-muted);border-radius:4px}.btn-view:hover{color:var(--text-main);background-color:#ffffff05}.btn-view.active{background-color:var(--color-primary);color:var(--text-white);box-shadow:0 2px 6px var(--color-primary-glow)}.viewport-controls{display:flex;align-items:center;gap:10px}.badge-checkbox{cursor:pointer;display:inline-flex;align-items:center;-webkit-user-select:none;user-select:none}.badge-checkbox input{display:none}.badge-checkbox span{font-size:.75rem;font-weight:600;padding:6px 12px;background-color:#0b0e14;border:1px solid var(--border-color);border-radius:20px;color:var(--text-muted);transition:all var(--transition-speed)}.badge-checkbox input:checked+span{border-color:var(--color-accent);color:var(--color-accent);background-color:#00f0ff14}.canvas-container{width:100%;height:100%;position:relative;outline:none}.viewer-instructions{position:absolute;bottom:16px;left:50%;transform:translate(-50%);background-color:#0b0e14cc;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);border:1px solid var(--border-color);padding:6px 16px;border-radius:30px;font-size:.78rem;color:var(--text-muted);pointer-events:none;z-index:10;box-shadow:0 4px 10px #0000004d}.list-section{display:flex;flex-direction:column;gap:10px;background-color:var(--bg-panel);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:16px}.list-section h3{font-size:.88rem;font-weight:600;color:var(--text-white);letter-spacing:.3px;border-left:3px solid var(--color-primary);padding-left:8px;margin-bottom:2px}.table-container{overflow-x:auto;border:1px solid var(--border-color);border-radius:6px;background-color:#0b0e14}.data-table{width:100%;border-collapse:collapse;font-size:.8rem;text-align:left}.data-table th,.data-table td{padding:8px 12px;border-bottom:1px solid var(--border-color)}.data-table th{background-color:#ffffff05;color:var(--text-muted);font-weight:600;font-size:.75rem;text-transform:uppercase}.data-table tr:last-child td{border-bottom:none}.data-table tbody tr:hover{background-color:#ffffff03}.lance-optimization-desc{font-size:.78rem;color:var(--text-muted)}.lance-diagrams{display:flex;flex-direction:column;gap:10px;max-height:180px;overflow-y:auto;padding-right:4px}.lance-item{background-color:#0b0e14;border:1px solid var(--border-color);border-radius:6px;padding:8px}.lance-header{display:flex;justify-content:space-between;font-size:.75rem;font-weight:600;margin-bottom:6px;color:var(--text-main)}.lance-header span.waste{color:var(--color-warning)}.lance-bar-wrapper{background-color:#1a1e26;height:16px;border-radius:30px;overflow:hidden;display:flex;border:1px solid #282e3a}.lance-cut-segment{height:100%;border-right:1px solid rgba(0,0,0,.4);background:linear-gradient(180deg,#1066ff,#0042b3);display:flex;align-items:center;justify-content:center;color:var(--text-white);font-size:.65rem;font-weight:700;cursor:help;transition:opacity .2s}.lance-cut-segment:hover{opacity:.85}.lance-cut-segment.waste-seg{background:#2b323d;border-right:none;color:var(--text-muted)}.summary-list{list-style:none;display:flex;flex-direction:column;gap:8px;font-size:.82rem}.summary-list li{display:flex;justify-content:space-between}.summary-list li span{color:var(--text-muted)}.summary-list li strong{color:var(--text-main)}.actions-section{margin-top:4px}.loading-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#070a0ed9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;opacity:1;transition:opacity var(--transition-speed) ease}.loading-overlay.hidden{opacity:0;pointer-events:none}.loader-container{display:flex;flex-direction:column;align-items:center;text-align:center;padding:40px;background-color:var(--bg-panel);border:1px solid var(--border-color);border-radius:var(--border-radius);box-shadow:0 10px 40px #00000080;max-width:400px}.loader{border:4px solid var(--border-color);border-top:4px solid var(--color-primary);border-radius:50%;width:50px;height:50px;animation:spin 1s linear infinite;margin-bottom:24px}.loader-text{font-size:1.1rem;font-weight:700;color:var(--text-white);margin-bottom:8px}.loader-subtext{font-size:.85rem;color:var(--text-muted);line-height:1.4}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.logo-text{fill:#fff;transition:fill var(--transition-speed)}body.light-mode{--bg-primary: #f6f8fa;--bg-secondary: #ffffff;--bg-panel: #f0f2f5;--border-color: #d0d7de;--text-main: #24292f;--text-muted: #57606a;--text-white: #09090b;--logo-text-color: #24292f}body.light-mode .app-header{box-shadow:0 2px 10px #0000000d}body.light-mode .app-title{background:linear-gradient(90deg,#24292f,#004eff);-webkit-background-clip:text;-webkit-text-fill-color:transparent}body.light-mode input[type=number],body.light-mode input[type=text],body.light-mode select,body.light-mode textarea{background-color:#fff;border-color:#d0d7de;color:#24292f}body.light-mode .dimension-summary{background-color:#004eff0d;border-color:#004eff33;color:#24292f}body.light-mode .sec-content{background-color:#f6f8fa}body.light-mode .table-container,body.light-mode .lance-item{background-color:#fff}body.light-mode .data-table th{background-color:#f1f3f5}body.light-mode .data-table tbody tr:hover{background-color:#f8fafc}body.light-mode .lance-bar-wrapper{background-color:#e1e4ea;border-color:#cfd4db}body.light-mode .view-toggles{background-color:#f1f3f5}body.light-mode .btn-view:hover{color:#24292f;background-color:#e1e4ea}body.light-mode .badge-checkbox span{background-color:#fff}body.light-mode .logo-text{fill:#0d1117!important}.hidden{display:none!important}.cost-donut-wrapper{margin-top:14px;display:flex;justify-content:center;align-items:center;padding:10px 0;border-top:1px dashed var(--border-color)}.donut-svg{width:160px;height:160px;transform:rotate(-90deg)}.donut-slice{fill:none;stroke-width:14;cursor:pointer;transition:stroke-width var(--transition-speed),filter var(--transition-speed)}.donut-slice:hover{stroke-width:18;filter:brightness(1.2) drop-shadow(0 0 4px rgba(255,255,255,.2))}.donut-center-bg{fill:var(--bg-panel);transition:fill var(--transition-speed)}body.light-mode .donut-center-bg{fill:var(--bg-secondary)}.donut-label-value{font-size:14px;font-weight:700;fill:var(--text-white);font-family:var(--font-family)}.donut-label-title{font-size:8px;fill:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;font-family:var(--font-family)}.row-highlight{background-color:#00f0ff14!important;border-left:3px solid var(--color-accent)!important;transition:background-color .15s ease}.segment-highlight{filter:brightness(1.4) drop-shadow(0 0 6px rgba(0,240,255,.8))!important;stroke:#fff;stroke-width:2px;z-index:10}#slider-explosion::-webkit-slider-runnable-track{background:#2b323d;height:6px;border-radius:3px}#slider-explosion::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--color-primary);width:14px;height:14px;border-radius:50%;cursor:pointer;margin-top:-4px;box-shadow:0 0 8px var(--color-primary-glow)}#slider-explosion::-webkit-slider-thumb:hover{background:var(--color-primary-hover)}.mobile-tabs-nav{display:none;background-color:var(--bg-secondary);border-bottom:1px solid var(--border-color);justify-content:space-around;padding:10px;z-index:105}.tab-nav-btn{font-family:inherit;font-size:.85rem;font-weight:600;padding:8px 16px;border-radius:20px;border:1px solid var(--border-color);background-color:var(--bg-panel);color:var(--text-muted);cursor:pointer;transition:all var(--transition-speed)}.tab-nav-btn.active{background-color:var(--color-primary);color:var(--text-white);border-color:var(--color-primary);box-shadow:0 2px 8px var(--color-primary-glow)}.right-panel .actions-section{padding:14px 16px;background-color:#ffffff04;border-top:1px solid var(--border-color);box-shadow:0 -4px 15px #00000026;z-index:10;margin-top:auto}body.light-mode .right-panel .actions-section{background-color:#00000004;box-shadow:0 -4px 15px #0000000d}.lance-cut-segment.kerf-seg{background-color:#111!important;border-left:1px solid #333!important;border-right:1px solid #333!important;cursor:help}@media (max-width: 1023px){.mobile-tabs-nav{display:flex}.app-container{flex-direction:column;height:calc(100vh - 120px)!important}.panel{display:none!important;width:100%!important;border:none!important;box-shadow:none!important}.panel.active-tab{display:flex!important;flex:1;height:100%}.center-panel{display:none!important;width:100%!important;height:100%!important}.center-panel.active-tab{display:flex!important;flex-direction:column}.left-panel .panel-body,.right-panel .panel-body{padding:16px}}@media (max-width: 600px){.header-right .quick-stat:nth-child(n+3){display:none!important}.app-title{font-size:.95rem}}.panel-tabs{display:flex;background-color:var(--bg-secondary);border-bottom:1px solid var(--border-color);height:48px;flex-shrink:0;z-index:10}.panel-tab-btn{flex:1;border:none;background:transparent;color:var(--text-muted);font-family:inherit;font-size:.8rem;font-weight:600;cursor:pointer;position:relative;transition:all var(--transition-speed);display:flex;align-items:center;justify-content:center;gap:4px}.panel-tab-btn:hover{color:var(--text-white);background-color:#ffffff04}.panel-tab-btn.active{color:var(--color-accent)}.panel-tab-btn.active:after{content:"";position:absolute;bottom:0;left:15%;right:15%;height:3px;background-color:var(--color-accent);border-radius:3px 3px 0 0;box-shadow:0 -2px 8px var(--color-accent-glow)}.tab-pane{display:none;flex-direction:column;gap:16px;animation:fadeIn .15s ease-in-out}.tab-pane.active{display:flex}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.segmented-control{display:flex;background-color:#0b0e14;border:1px solid var(--border-color);border-radius:6px;padding:3px;gap:4px}.segmented-btn{flex:1;border:none;background:transparent;color:var(--text-muted);font-family:inherit;font-size:.76rem;font-weight:600;padding:8px 4px;cursor:pointer;border-radius:4px;transition:all var(--transition-speed);text-align:center;white-space:nowrap}.segmented-btn:hover{color:var(--text-white);background-color:#ffffff05}.segmented-btn.active{background-color:var(--color-primary);color:var(--text-white);box-shadow:0 2px 6px var(--color-primary-glow)}.sign-card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:6px}.sign-type-card{background-color:var(--bg-panel);border:1px solid var(--border-color);border-radius:8px;padding:10px 6px;cursor:pointer;transition:all var(--transition-speed);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;text-align:center;-webkit-user-select:none;user-select:none}.sign-type-card:hover{border-color:var(--color-primary);background-color:#ffffff03;transform:translateY(-1px)}.sign-type-card.active{border-color:var(--color-accent);background-color:#00f0ff0a;box-shadow:inset 0 0 10px #00f0ff0f,0 0 12px var(--color-accent-glow)}.sign-type-card.active .card-icon{transform:scale(1.1)}.card-icon{font-size:1.3rem;filter:drop-shadow(0 2px 4px rgba(0,0,0,.3));transition:transform var(--transition-speed)}.card-title{font-size:.72rem;font-weight:600;color:var(--text-main)}.input-with-badge .input-badge-wrapper{position:relative;display:flex;align-items:center;width:100%}.input-with-badge input{padding-right:38px}.input-unit-badge{position:absolute;right:12px;color:var(--text-muted);font-size:.72rem;font-weight:600;pointer-events:none;text-transform:uppercase}.tab-section-title{font-size:.8rem;font-weight:700;color:var(--text-white);margin:6px 0 2px;letter-spacing:.4px;text-transform:uppercase;border-left:2px solid var(--color-accent);padding-left:6px}.checkbox-list-card{background-color:#00000026;border:1px solid var(--border-color);border-radius:6px;padding:12px;display:flex;flex-direction:column;gap:10px}.cost-scroll-area{max-height:280px;overflow-y:auto;padding-right:4px;display:flex;flex-direction:column;gap:10px}.cost-scroll-area::-webkit-scrollbar{width:4px}.cost-scroll-area::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:2px}.section-divider{border:0;height:1px;background-color:var(--border-color);margin:10px 0}body.light-mode .panel-tabs{background-color:#fff}body.light-mode .panel-tab-btn:hover{color:#24292f;background-color:#f1f3f5}body.light-mode .segmented-control{background-color:#f0f2f5}body.light-mode .segmented-btn:hover{color:#24292f;background-color:#00000008}body.light-mode .segmented-btn.active{background-color:var(--color-primary);color:#fff}body.light-mode .sign-type-card{background-color:#f0f2f5}body.light-mode .sign-type-card:hover{background-color:#fff}body.light-mode .sign-type-card.active{background-color:#004eff0d;border-color:var(--color-primary);box-shadow:0 0 10px #004eff1a}body.light-mode .checkbox-list-card{background-color:#f0f2f5}.financial-summary-block{padding:4px 0}.fin-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:8px;padding:8px 10px;display:flex;flex-direction:column;gap:4px;transition:border-color var(--transition-speed)}.fin-card:hover{border-color:var(--color-accent-glow)}.fin-lbl{font-size:.65rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;font-weight:600}.fin-val{font-size:1.05rem;color:var(--text-white);font-family:Outfit,sans-serif;font-weight:700}body.light-mode .fin-card{background:#fff;border-color:#e1e4e8}body.light-mode .fin-val{color:#24292f}body.light-mode .fin-card[style*=background]{background:#00c8640d!important;border-color:#00c86440!important}