:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#0b0e13;--surface:#151a22;--surface-2:#1b212b;--surface-3:#242c38;--glass:#151a22c7;--line:#ffffff12;--line-strong:#ffffff24;--ink:#eef2f7;--ink-2:#b6c0cd;--ink-3:#7f8a99;--accent:#5eead4;--accent-strong:#2dd4bf;--accent-ink:#04201b;--good:#0ca30c;--warning:#fab219;--serious:#ec835a;--critical:#d03b3b;--series-1:#3987e5;--series-2:#d95926;--series-3:#199e70;--series-4:#c98500;--series-5:#d55181;--series-6:#008300;--series-7:#9085e9;--radius:10px;--radius-sm:7px;--shadow:0 10px 30px #00000073;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.45}*{box-sizing:border-box}html,body,#root{height:100%}body{background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;margin:0}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.45}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}h1,h2,h3{letter-spacing:-.01em;margin:0;font-weight:600}p{margin:0}.app{grid-template-rows:56px minmax(0,1fr);height:100vh;display:grid}.workspace{grid-template-columns:320px minmax(0,1fr) 344px;min-height:0;display:grid;position:relative}.topbar{background:var(--surface);border-bottom:1px solid var(--line);align-items:center;gap:12px;padding:0 14px;display:flex}.brand{letter-spacing:.01em;align-items:center;gap:9px;font-size:15px;font-weight:700;display:flex}.design-name{border-radius:var(--radius-sm);background:0 0;border:1px solid #0000;flex:0 280px;min-width:120px;max-width:280px;padding:6px 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0;border:0;place-items:center;padding:0;display:inline-grid}.explain__button:hover{color:var(--accent)}.explain__bubble{z-index:40;border-radius:var(--radius-sm);background:var(--surface-3);border:1px solid var(--line-strong);width:240px;box-shadow:var(--shadow);color:var(--ink);padding:10px 12px;font-size:12.5px;font-weight:400;line-height:1.5;position:absolute;top:calc(100% + 6px);left:-12px}.mass{margin-top:16px}.mass__head{justify-content:space-between;align-items:baseline;gap:8px;margin-bottom:8px;display:flex}.mass__head h3{align-items:center;gap:4px;font-size:13px;display:flex}.mass__readout{color:var(--ink-2);font-size:12px}.mass__bar{gap:2px;height:14px;display:flex}.mass__segment{min-width:3px;transition:opacity .15s}.mass__segment:first-child{border-radius:4px 0 0 4px}.mass__segment:last-child{border-radius:0 4px 4px 0}.mass__segment.is-dim{opacity:.35}.legend{grid-template-columns:1fr 1fr;gap:4px 12px;margin:10px 0 0;padding:0;font-size:12px;list-style:none;display:grid}.legend li{align-items:center;gap:6px;min-width:0;display:flex}.legend__swatch{border-radius:3px;flex:none;width:10px;height:10px}.legend__name{color:var(--ink-2);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.legend__value{color:var(--ink);margin-left:auto}.health{gap:6px;margin:0;padding:0;list-style:none;display:grid}.health--clear{border-radius:var(--radius);background:var(--surface-2);color:var(--ink-2);border:1px solid #0ca30c59;align-items:center;gap:8px;padding:10px 12px;display:flex}.health--clear svg{color:var(--good)}.health__item{border-radius:var(--radius);background:var(--surface-2);border:1px solid var(--line);border-left-width:3px;grid-template-columns:20px 1fr;gap:8px;padding:10px 12px;display:grid}.health__item--error{border-left-color:var(--critical)}.health__item--warning{border-left-color:var(--warning)}.health__item--info{border-left-color:var(--ink-3)}.health__item--error .health__icon{color:var(--critical)}.health__item--warning .health__icon{color:var(--warning)}.health__severity{color:var(--ink-3);margin-left:6px;font-size:11px}.health__item p{color:var(--ink-2);margin-top:2px;font-size:12.5px}.ops{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%;margin-top:16px;font-size:12px}.ops caption{text-align:left;color:var(--ink);padding-bottom:6px;font-size:13px;font-weight:600}.ops th,.ops td{border-bottom:1px solid var(--line);text-align:right;padding:6px 4px}.ops th:first-child{text-align:left}.ops thead th{color:var(--ink-3);font-weight:500}.drawer{z-index:10;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-left:1px solid var(--line-strong);background:#151a22f7;flex-direction:column;width:min(440px,100%);animation:.2s ease-out slide-in;display:flex;position:absolute;top:0;bottom:0;right:0;box-shadow:-20px 0 40px #00000059}@keyframes slide-in{0%{opacity:0;transform:translate(24px)}}.drawer__head{border-bottom:1px solid var(--line);color:var(--accent);align-items:center;gap:10px;padding:12px 14px;display:flex}.drawer__head h2{color:var(--ink);font-size:15px}.tabs{border-radius:var(--radius-sm);background:var(--bg);gap:2px;margin-left:auto;padding:3px;display:flex}.tabs button{color:var(--ink-2);background:0 0;border:0;border-radius:5px;padding:4px 10px;font-size:12.5px}.tabs button.is-on{background:var(--surface-3);color:var(--ink)}.drawer__body{flex:1;align-content:start;gap:14px;padding:14px;display:grid;overflow-y:auto}.drawer__body--chat{flex-direction:column;display:flex}.drawer__foot{color:var(--ink-3);border-top:1px solid var(--line);padding:8px 14px;font-size:11.5px}.assistant__form{gap:8px;display:grid}.assistant__form textarea{resize:vertical;border-radius:var(--radius-sm);border:1px solid var(--line-strong);background:var(--bg);padding:10px}.assistant__form textarea:focus{border-color:var(--accent);outline:none}.assistant__examples{flex-wrap:wrap;gap:6px;display:flex}.assistant__examples .chip{text-align:left}.assistant__row{align-items:end;gap:8px;display:flex}.assistant__note{color:var(--ink-3);font-size:12px}.model-picker{color:var(--ink-2);flex:1;gap:4px;font-size:12px;display:grid}.model-picker select{border-radius:var(--radius-sm);border:1px solid var(--line-strong);background:var(--bg);height:32px;padding:0 8px}.proposal{border-radius:var(--radius);background:var(--surface-2);border:1px solid var(--line-strong);gap:10px;padding:12px;display:grid}.proposal__text{white-space:pre-wrap}.chat{flex-direction:column;flex:1;gap:8px;display:flex;overflow-y:auto}.chat__bubble{white-space:pre-wrap;border-radius:12px;max-width:88%;padding:9px 12px}.chat__bubble--user{background:#5eead429;border:1px solid #5eead44d;align-self:flex-end}.chat__bubble--assistant{background:var(--surface-2);border:1px solid var(--line);align-self:flex-start}.chat__bubble.is-typing{color:var(--ink-3);animation:.9s infinite alternate pulse}.chat__model{color:var(--ink-3);margin-top:4px;font-size:11px;display:block}.chat__input{gap:6px;display:flex}.chat__input input{border-radius:var(--radius-sm);border:1px solid var(--line-strong);background:var(--bg);flex:1;height:36px;padding:0 12px}.chat__input input:focus{border-color:var(--accent);outline:none}.dialog{border:1px solid var(--line-strong);background:var(--surface);width:min(760px,100vw - 32px);max-height:calc(100vh - 64px);color:var(--ink);box-shadow:var(--shadow);border-radius:14px;padding:0}.dialog::backdrop{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#03050899}.dialog__head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:14px 16px;display:flex}.dialog__body{gap:18px;padding:16px;display:grid;overflow-y:auto}.dialog__body h3{color:var(--ink-2);margin-bottom:8px;font-size:13px}.templates{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:8px;display:grid}.template{text-align:left;border-radius:var(--radius);border:1px solid var(--line);background:var(--surface-2);gap:4px;padding:12px;display:grid}.template:hover{border-color:var(--accent)}.template span{color:var(--ink-3);font-size:12.5px}.saved{gap:4px;margin:0;padding:0;list-style:none;display:grid}.saved li{align-items:center;gap:6px;display:flex}.saved__open{text-align:left;border-radius:var(--radius-sm);border:1px solid var(--line);background:var(--surface-2);flex:1;justify-content:space-between;gap:12px;padding:10px 12px;display:flex}.saved__open:hover{border-color:var(--line-strong)}.saved__open span{color:var(--ink-3);font-size:12px}.toast{z-index:50;border-radius:var(--radius);background:var(--surface-3);border:1px solid var(--line-strong);max-width:min(560px,100vw - 32px);box-shadow:var(--shadow);padding:10px 16px;animation:.2s ease-out slide-up;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.toast--error{border-color:#d03b3bb3}@keyframes slide-up{0%{opacity:0;transform:translate(-50%,12px)}}.signin{text-align:center;min-height:100vh;color:var(--ink-2);background:radial-gradient(circle at 50% 30%, #5eead414, transparent 50%), var(--bg);align-content:center;place-items:center;gap:14px;padding:24px;display:grid}.signin h1{color:var(--ink);font-size:28px}@media (width<=1100px){.app{height:auto;min-height:100vh}.workspace{grid-template-columns:1fr}.viewport{order:-1;height:56vh}.panel--build,.panel--results{border:0;border-top:1px solid var(--line);overflow:visible}.topbar{flex-wrap:wrap;gap:8px;height:auto;padding:8px 12px}.topbar__actions{flex-wrap:wrap;margin-left:0}.drawer{position:fixed}.viewport__hint{display:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}