.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0f172273;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:10000;animation:fadeIn .2s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-content{background:var(--card);border:1px solid var(--line-2);border-radius:var(--radius);box-shadow:0 30px 60px -40px #0f172280;max-width:600px;width:90%;max-height:80vh;overflow:hidden;animation:slideUp .3s ease-out}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.modal-header{padding:1.5rem;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:.75rem}.modal-icon{font-size:1.5rem}.modal-header h3{margin:0;flex:1;font-size:1.25rem;font-weight:600;letter-spacing:-.02em;color:var(--ink)}.modal-close{background:none;border:none;color:var(--ink-3);font-size:1.5rem;cursor:pointer;padding:0;width:2rem;height:2rem;display:flex;align-items:center;justify-content:center;border-radius:var(--radius);transition:all .2s}.modal-close:hover{background:var(--paper-2);color:var(--ink)}.modal-body{padding:1.5rem;max-height:60vh;overflow-y:auto;color:var(--ink-2);line-height:1.6}.modal-body p{margin:0 0 1rem}.modal-body ul{margin:.5rem 0;padding-left:1.5rem}.modal-body li{margin:.5rem 0}.modal-body strong{color:var(--ink)}.modal-footer{padding:1rem 1.5rem;border-top:1px solid var(--line);display:flex;gap:.75rem;justify-content:flex-end}.modal-button{padding:.625rem 1.5rem;border-radius:var(--radius);border:1px solid transparent;font-family:var(--font-mono);font-size:.8rem;letter-spacing:.04em;text-transform:uppercase;font-weight:500;cursor:pointer;transition:all .2s}.modal-button-cancel{background:transparent;color:var(--ink);border-color:var(--line-2)}.modal-button-cancel:hover{border-color:var(--ink);background:#0f172208}.modal-button-confirm{background:var(--cut);color:#fff;box-shadow:0 1px 0 var(--cut-ink),0 8px 20px -10px #ff5a2c99}.modal-button-confirm:hover{background:var(--cut-ink)}.modal-error .modal-button-confirm{background:var(--danger);box-shadow:0 1px #a01818,0 8px 20px -10px #c81e1e80}.modal-error .modal-button-confirm:hover{background:#a01818}.modal-warning .modal-button-confirm{background:var(--cut)}.modal-warning .modal-button-confirm:hover{background:var(--cut-ink)}.mesh-stats{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:1rem;margin:1rem 0;font-family:var(--font-mono);font-size:.9em}.mesh-stats-row{display:flex;justify-content:space-between;padding:.5rem 0;border-bottom:1px solid var(--line)}.mesh-stats-row:last-child{border-bottom:none}.mesh-stats-label{color:var(--ink-3)}.mesh-stats-value{color:var(--ink);font-weight:600}.mesh-stats-value.critical{color:var(--danger)}.mesh-stats-value.warning{color:var(--cut-ink)}.mesh-stats-value.good{color:var(--ok)}.onboarding-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172273;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:10001;animation:onboardingFadeIn .2s ease-out}@keyframes onboardingFadeIn{0%{opacity:0}to{opacity:1}}@keyframes onboardingSlideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.onboarding-card{position:relative;background:var(--card);border:1px solid var(--line-2);border-radius:var(--radius);box-shadow:0 30px 60px -40px #0f172280;width:90%;max-width:460px;padding:2rem 1.75rem 1.25rem;text-align:center;animation:onboardingSlideUp .3s ease-out;overflow:hidden}.onboarding-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:24px 24px}.onboarding-card>*{position:relative}.onboarding-close{position:absolute;top:.75rem;right:.75rem;background:none;border:none;color:var(--ink-3);font-size:1.5rem;cursor:pointer;width:2rem;height:2rem;display:flex;align-items:center;justify-content:center;border-radius:var(--radius);transition:all .2s}.onboarding-close:hover{background:var(--paper-2);color:var(--ink)}.onboarding-emoji{font-size:2.75rem;line-height:1;margin-bottom:.75rem}.onboarding-logo{display:block;margin:0 auto;height:5.5rem;width:auto;object-fit:contain}.onboarding-title{margin:0 0 .75rem;font-size:1.3rem;font-weight:600;letter-spacing:-.02em;color:var(--ink)}.onboarding-body{color:var(--ink-2);line-height:1.6;min-height:7.5rem;display:flex;flex-direction:column;justify-content:center}.onboarding-body p{margin:0 0 .75rem}.onboarding-body p:last-child{margin-bottom:0}.onboarding-body strong{color:var(--ink)}.onboarding-hint{font-size:.85em;color:var(--ink-3)}.onboarding-tools{list-style:none;margin:0;padding:0;text-align:left;display:inline-block}.onboarding-tools li{display:flex;align-items:center;gap:.6rem;margin:.5rem 0}.onboarding-tools svg{color:var(--blue);flex-shrink:0}.onboarding-dots{display:flex;justify-content:center;gap:.4rem;margin:1.25rem 0 1rem}.onboarding-dot{width:8px;height:8px;border-radius:50%;background:var(--line-2);transition:background .2s}.onboarding-dot.active{background:var(--cut)}.onboarding-footer{display:flex;gap:.75rem;justify-content:space-between}.onboarding-button{padding:.6rem 1.4rem;border-radius:var(--radius);border:1px solid transparent;font-family:var(--font-mono);font-size:.8rem;letter-spacing:.04em;text-transform:uppercase;font-weight:500;cursor:pointer;transition:all .2s}.onboarding-button-secondary{background:transparent;color:var(--ink);border-color:var(--line-2)}.onboarding-button-secondary:hover:not(:disabled){border-color:var(--ink);background:#0f172208}.onboarding-button-secondary:disabled{opacity:.4;cursor:default}.onboarding-button-primary{background:var(--cut);color:#fff;box-shadow:0 1px 0 var(--cut-ink),0 8px 20px -10px #ff5a2c99}.onboarding-button-primary:hover{background:var(--cut-ink)}:root{--paper: #eef1f5;--paper-2: #e6eaf0;--card: #ffffff;--ink: #0f1722;--ink-2: #3c4a5e;--ink-3: #6c7a8e;--line: #d3dbe7;--line-2: #c2ccdb;--grid: rgba(31, 80, 214, .07);--grid-strong: rgba(31, 80, 214, .13);--blue: #1f50d6;--blue-ink: #163a9e;--blue-soft: #e3e9fb;--cut: #ff5a2c;--cut-ink: #d8410f;--cut-soft: #ffe6dd;--ok: #1d9a55;--warn: #d8410f;--danger: #c81e1e;--font-display: "Space Grotesk", system-ui, sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, monospace;--radius: 4px;--ease: cubic-bezier(.22, .61, .36, 1);font-family:var(--font-display);line-height:1.5;font-weight:400;color-scheme:light;color:var(--ink);background-color:var(--paper);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box;margin:0;padding:0}body{margin:0;display:flex;min-width:320px;min-height:100vh;overflow:hidden}#root{width:100vw;height:100vh;display:flex;flex-direction:column}button{border-radius:var(--radius);border:1px solid var(--line-2);padding:.5em 1em;font-size:1em;font-weight:500;font-family:inherit;background-color:var(--card);color:var(--ink);cursor:pointer;transition:background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease),transform .18s var(--ease)}button:hover{background-color:var(--blue-soft);border-color:var(--blue)}button:active{transform:translateY(1px)}button:disabled{opacity:.5;cursor:not-allowed}.btn-on{background-color:var(--blue);border-color:var(--blue);color:#fff}.btn-on:hover{background-color:var(--blue-ink);border-color:var(--blue-ink)}.btn-cut-on{background-color:var(--cut);border-color:var(--cut);color:#fff}.btn-cut-on:hover{background-color:var(--cut-ink);border-color:var(--cut-ink)}input,select{padding:.5em;border-radius:var(--radius);border:1px solid var(--line-2);background-color:var(--card);color:inherit;font-family:var(--font-mono);font-size:.85em}input:focus,select:focus{outline:none;border-color:var(--blue)}label{font-size:.9em;font-weight:500;margin-bottom:.25em;display:block}.app-container{display:flex;width:100%;height:100%}.viewport-container{flex:1;position:relative;background:var(--paper-2)}.sidebar{width:320px;background-color:var(--paper);background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:32px 32px;border-left:1px solid var(--line);display:flex;flex-direction:column;overflow-y:auto}.panel{padding:1rem;border-bottom:1px solid var(--line)}.panel-title{font-family:var(--font-mono);font-size:.75em;font-weight:500;text-transform:uppercase;color:var(--blue);margin-bottom:.75rem;letter-spacing:.16em;display:flex;align-items:center;gap:9px}.panel-title:before{content:"";width:22px;height:1px;background:var(--blue);display:inline-block}.toolbar{position:absolute;top:1rem;left:1rem;background:#ffffffe0;border:1px solid var(--line-2);border-radius:var(--radius);padding:.5rem;display:flex;gap:.25rem;-webkit-backdrop-filter:blur(12px) saturate(1.2);backdrop-filter:blur(12px) saturate(1.2);box-shadow:0 24px 48px -32px #0f172266;z-index:10}.tool-button{width:40px;height:40px;padding:0;display:flex;align-items:center;justify-content:center;border-radius:var(--radius);border-color:transparent;background:transparent;color:var(--ink-2)}.tool-button:hover{background:var(--blue-soft);border-color:transparent;color:var(--blue)}.tool-button.active{background-color:var(--ink);border-color:var(--ink);color:#fff}.toolbar-separator{width:1px;align-self:stretch;margin:.25rem;background:var(--line)}.lang-switch{display:flex;align-items:center;gap:2px}.lang-button{height:40px;padding:0 .5rem;font-family:var(--font-mono);font-size:.75rem;letter-spacing:.05em;font-weight:500;color:var(--ink-3);background:transparent;border:none;border-radius:var(--radius)}.lang-button:hover{color:var(--ink);background:transparent}.lang-button.active{background-color:var(--ink);color:#fff}.status-bar{position:absolute;bottom:0;left:0;right:0;height:32px;background:#ffffffe0;border-top:1px solid var(--line);display:flex;align-items:center;padding:0 1rem;font-family:var(--font-mono);font-size:.75em;letter-spacing:.04em;color:var(--ink-3);gap:1rem;-webkit-backdrop-filter:blur(12px) saturate(1.2);backdrop-filter:blur(12px) saturate(1.2)}.parts-list{display:flex;flex-direction:column;gap:.5rem}.part-item{display:flex;align-items:center;gap:.5rem;padding:.5rem;background:var(--card);border:1px solid var(--line-2);border-radius:var(--radius);cursor:pointer;transition:border-color .18s var(--ease),background .18s var(--ease),transform .18s var(--ease)}.part-item:hover{border-color:var(--blue);transform:translateY(-1px)}.part-item.active{border-color:var(--blue);background:var(--blue-soft);box-shadow:inset 2px 0 0 var(--blue)}.part-color{width:20px;height:20px;border-radius:2px;border:1px solid rgba(15,23,34,.15);flex-shrink:0}.part-name{flex:1;font-size:.9em}.part-name-input{flex:1;min-width:0;font-size:.9em;padding:1px 4px;background:var(--card);color:inherit;border:1px solid var(--blue);border-radius:2px}.icon-button{width:28px;height:28px;padding:0;display:flex;align-items:center;justify-content:center;background:transparent;border:none;color:var(--ink-2)}.icon-button:hover{background:var(--blue-soft);color:var(--blue)}.form-group{margin-bottom:1rem}.form-row{display:flex;gap:.5rem}.form-row .form-group{flex:1}.slider-container{display:flex;align-items:center;gap:.5rem}input[type=range]{flex:1;height:2px;background:var(--line-2);border:none;border-radius:0;outline:none;padding:0}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:14px;height:14px;border-radius:50%;background:var(--cut);border:2px solid #fff;box-shadow:0 0 0 1px var(--cut-ink);cursor:pointer}input[type=range]::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--cut);cursor:pointer;border:2px solid #fff;box-shadow:0 0 0 1px var(--cut-ink)}.stats{font-family:var(--font-mono);font-size:.8em;color:var(--ink-2);line-height:1.7}.stats dt{font-weight:500;color:var(--ink-3);display:inline}.stats dd{display:inline;margin-left:.5em}.stats dt:after{content:":"}