:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:#f2efe7;font-synthesis:none;text-rendering:optimizelegibility;--bg:#0b1016;--bg-deep:#071019;--surface:#101821;--surface-soft:#111c27;--ink:#f2efe7;--muted:#9ea5ad;--muted-2:#6f7882;--training:#b8e34b;--training-soft:#b8e34b21;--inference:#f1785b;--inference-soft:#f1785b21;--depth:#7189d9;--depth-soft:#7189d924;--line:#f2efe72e;--line-strong:#f2efe757;--serif:"Songti SC", STSong, SimSun, "Noto Serif CJK SC", serif;--mono:"SFMono-Regular", Consolas, "Liberation Mono", monospace;--page-progress:0%;background:#0b1016;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}html{background:var(--bg);scroll-behavior:smooth;scroll-padding-top:82px}body{background:radial-gradient(circle at 48% 15%, #253f5421, transparent 30rem), linear-gradient(#ffffff03 1px, transparent 1px), linear-gradient(90deg, #ffffff02 1px, transparent 1px), var(--bg);min-width:320px;min-height:100vh;color:var(--ink);background-size:auto,80px 80px,80px 80px,auto;margin:0;line-height:1.6;overflow-x:hidden}body:before{z-index:9999;pointer-events:none;content:"";opacity:.16;mix-blend-mode:soft-light;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.92' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.14'/%3E%3C/svg%3E");position:fixed;inset:0}button,input,textarea{font:inherit}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button,a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--training);outline-offset:3px}::selection{color:var(--bg);background:var(--training)}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:10000;color:var(--bg);background:var(--training);padding:10px 14px;position:fixed;top:8px;left:12px;transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}.page-progress{z-index:1000;pointer-events:none;height:2px;position:fixed;inset:0 0 auto}.page-progress span{width:var(--page-progress);background:linear-gradient(90deg, var(--training) 0 52%, var(--inference) 52% 100%);height:100%;transition:width 80ms linear;display:block}.section-shell{width:min(100%,1540px);margin:0 auto;padding-inline:clamp(24px,4vw,72px)}.site-header{z-index:100;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#080e15e0;border-bottom:1px dashed #f2efe721;grid-template-columns:1fr auto 1fr;align-items:center;min-height:76px;padding:0 clamp(24px,4vw,72px);display:grid;position:sticky;top:0}.brand-button{color:var(--ink);cursor:pointer;background:0 0;border:0;justify-self:start;align-items:center;gap:13px;padding:0;display:inline-flex}.brand-button>span{font-family:var(--serif);letter-spacing:.08em;font-size:21px}.brand-mark line{stroke:#f2efe76e;stroke-width:.8px}.site-nav{align-items:stretch;gap:clamp(18px,2.4vw,40px);height:76px;display:flex}.site-nav button{font-family:var(--mono);letter-spacing:.04em;cursor:pointer;background:0 0;border:0;padding:1px 0 0;font-size:14px;position:relative}.site-nav button:after{content:"";background:var(--training);transform-origin:0;height:2px;transition:transform .18s;position:absolute;bottom:17px;left:0;right:0;transform:scaleX(0)}.site-nav button:hover:after,.site-nav button.is-active:after{transform:scaleX(1)}.header-cta{min-width:132px;font-family:var(--mono);letter-spacing:.05em;border:1px solid var(--training);cursor:pointer;background:0 0;border-radius:6px;justify-self:end;padding:11px 18px;font-size:14px;transition:color .18s,background .18s}.header-cta:hover{color:var(--bg);background:var(--training)}.menu-toggle{background:0 0;border:0;padding:10px;display:none}.section-heading{border-bottom:1px solid var(--line);grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:32px;margin-bottom:34px;padding-bottom:28px;display:grid}.section-heading h2{max-width:980px;font-family:var(--serif);letter-spacing:.015em;margin:0;font-size:clamp(40px,4.1vw,67px);font-weight:500;line-height:1.12}.section-heading p{color:#c2c0ba;max-width:850px;margin:16px 0 0;font-size:clamp(15px,1.15vw,18px)}.tone-training h2{text-shadow:-2px 0 40px #b8e34b0d}.tone-inference h2{text-shadow:-2px 0 40px #f1785b0f}.tone-depth h2{text-shadow:-2px 0 40px #7189d914}.sim-badge{max-width:440px;color:var(--muted);font-family:var(--mono);border:1px dashed var(--line);border-radius:5px;align-items:center;gap:8px;padding:8px 11px;font-size:12px;line-height:1.45;display:inline-flex}.sim-badge--training{color:var(--training);border-color:#b8e34b59}.sim-badge--inference{color:var(--inference);border-color:#f1785b59}.sim-badge--depth{color:#9aacff;border-color:#7189d96b}.primary-action,.restart-band>button{min-height:52px;color:var(--ink);font-family:var(--mono);letter-spacing:.04em;border:1px solid var(--training);cursor:pointer;background:#b8e34b05;border-radius:6px;justify-content:center;align-items:center;gap:12px;padding:0 24px;font-size:15px;transition:color .18s,background .18s,transform .18s;display:inline-flex}.primary-action:hover,.restart-band>button:hover{color:var(--bg);background:var(--training);transform:translateY(-2px)}.icon-control{width:43px;height:43px;color:var(--ink);border:1px solid var(--line-strong);cursor:pointer;background:0 0;border-radius:5px;place-items:center;display:inline-grid}.icon-control:hover{color:var(--training);border-color:var(--training)}.step-button{min-height:43px;color:var(--ink);font-family:var(--mono);border:1px solid var(--line-strong);cursor:pointer;background:0 0;border-radius:5px;justify-content:center;align-items:center;gap:5px;padding:0 13px;font-size:12px;display:inline-flex}.step-button__previous{transform:rotate(180deg)}.external-link{color:#b6c0ff;font-family:var(--mono);align-items:center;gap:8px;font-size:12px;text-decoration:none;display:inline-flex}.external-link:hover{color:var(--ink)}.lab-surface{border:1px solid var(--line-strong);background:linear-gradient(135deg,#101821eb,#081018d1);border-radius:9px;box-shadow:0 30px 90px #00000029}.lab-subheading{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.lab-subheading span{color:var(--muted);font-family:var(--mono);letter-spacing:.06em;text-transform:uppercase;font-size:11px}.lab-subheading strong{font-family:var(--mono);font-size:13px;font-weight:500}.hero{grid-template-rows:auto auto auto;grid-template-columns:minmax(0,1fr) minmax(310px,.72fr);column-gap:clamp(40px,6vw,96px);min-height:calc(100vh - 76px);padding-top:clamp(50px,7vh,92px);padding-bottom:0;display:grid;position:relative}.hero__copy{z-index:3;align-self:start;position:relative}.hero__copy h1{max-width:820px;font-family:var(--serif);letter-spacing:-.02em;white-space:nowrap;margin:0;font-size:clamp(56px,4.7vw,78px);font-weight:500;line-height:1.05}.hero__copy p{color:#c5c3bd;max-width:670px;margin:22px 0 28px;font-size:clamp(17px,1.35vw,21px)}.depth-bridge{align-self:end;min-height:230px;margin-top:-18px;position:relative}.depth-bridge__label{color:#9aacff;font-family:var(--mono);font-size:11px;position:absolute;top:0;left:25px}.depth-bridge svg{width:min(100%,390px);height:230px;overflow:visible}.depth-axis{stroke:var(--depth);stroke-width:1.5px}.depth-node{fill:var(--bg);stroke:#8da4f3;stroke-width:2px}.depth-link{fill:none;stroke:var(--depth);stroke-width:1.3px;stroke-dasharray:3 3;animation:2.4s linear infinite dash-flow;animation-delay:var(--delay)}.depth-note{fill:#7189d90f;stroke:#7189d999;stroke-dasharray:3 2}.depth-bridge text{fill:#9aacff;font-family:var(--mono);font-size:12px}.depth-bridge .depth-note__small{fill:var(--muted);font-size:8.5px}@keyframes dash-flow{to{stroke-dashoffset:-24px}}.lifecycle-map{grid-column:1/-1;margin-top:clamp(78px,7vh,104px);position:relative}.lane-label{pointer-events:none;flex-direction:column;display:flex;position:absolute;top:-62px}.lane-label strong{font-family:var(--serif);font-size:20px;font-weight:600}.lane-label span{font-family:var(--mono);letter-spacing:.08em;font-size:10px}.lane-label--training{color:var(--training);left:1%}.lane-label--inference{color:var(--inference);text-align:right;right:1%}.station-track{grid-template-columns:repeat(11,minmax(58px,1fr));align-items:start;gap:0;padding-top:5px;display:grid;position:relative}.station-track__line{grid-template-columns:1fr 1fr;height:3px;display:grid;position:absolute;top:23px;left:3.5%;right:3.5%}.station-track__training{background:linear-gradient(90deg, #b8e34b66, var(--training));box-shadow:0 0 18px #b8e34b2e}.station-track__inference{background:linear-gradient(90deg, var(--inference), #f1785b8c);box-shadow:0 0 18px #f1785b26}.station{z-index:2;cursor:pointer;background:0 0;border:0;flex-direction:column;align-items:center;gap:13px;min-height:78px;padding:0 4px;display:flex;position:relative}.station__node{background:var(--bg);border:3px solid;border-radius:50%;place-items:center;width:38px;height:38px;transition:transform .18s,box-shadow .18s,background .18s;display:grid;position:relative}.station--training{color:var(--training)}.station--inference{color:var(--inference)}.station--checkpoint{color:var(--ink)}.station--checkpoint .station__node{border-radius:9px;width:54px;height:54px;margin-top:-8px}.checkpoint-grid{background-image:radial-gradient(circle, var(--training) 1.2px, transparent 1.4px);background-size:6px 6px;width:26px;height:26px}.station__label{color:#d8d6cf;font-family:var(--mono);text-align:center;font-size:clamp(10px,.8vw,12px);line-height:1.25}.station:hover .station__node,.station.is-active .station__node{background:color-mix(in srgb, currentColor 15%, var(--bg));box-shadow:0 0 0 5px color-mix(in srgb, currentColor 18%, transparent), 0 0 28px color-mix(in srgb, currentColor 20%, transparent);transform:scale(1.1)}.station.is-active .station__label{color:var(--ink)}.station-detail{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:auto minmax(0,1fr);align-items:start;gap:18px;min-height:108px;margin-top:22px;padding:22px 0;display:grid}.station-detail__index{color:var(--muted-2);font-family:var(--mono);font-size:13px}.station-detail strong{font-family:var(--serif);margin-bottom:5px;font-size:21px;font-weight:500;display:block}.station-detail p{max-width:880px;color:var(--muted);margin:0;font-size:14px}.station-detail--training strong{color:var(--training)}.station-detail--inference strong{color:var(--inference)}.station-detail--checkpoint strong{color:var(--ink)}.lifecycle-controls{align-items:center;gap:10px;padding:20px 0;display:flex}.lifecycle-progress{background:var(--line);flex:260px;max-width:530px;height:2px;margin-left:8px}.lifecycle-progress span{background:linear-gradient(90deg, var(--training) 0 52%, var(--inference) 52% 100%);height:100%;transition:width .26s;display:block}.lifecycle-current{color:var(--muted);font-family:var(--mono);font-size:11px}.lifecycle-controls .sim-badge{margin-left:auto}.hero__next-section{border-top:1px solid var(--line);grid-column:1/-1;align-items:baseline;gap:20px;margin-top:3px;padding:35px 0 46px;display:flex}.hero__next-section span{color:var(--muted);font-family:var(--mono);text-transform:uppercase;font-size:11px}.hero__next-section strong{font-family:var(--serif);font-size:clamp(24px,2.5vw,38px);font-weight:500}.training-section,.attnres-section,.inference-section,.learning-section{padding-top:clamp(72px,6vw,96px);padding-bottom:clamp(80px,9vw,130px)}.phase-rail{grid-template-columns:.8fr 1.1fr 1.55fr 1.1fr;margin:0 0 24px;display:grid;position:relative}.phase-rail:before{content:"";background:linear-gradient(90deg, var(--training), #f2efe7b3 68%, #f2efe733);height:1px;position:absolute;top:16px;left:1%;right:1%}.phase-group{z-index:2;min-height:105px;padding:0 clamp(8px,1.5vw,24px) 0 0;position:relative}.phase-group:before{content:"";background:var(--bg);border:2px solid var(--training);border-radius:50%;width:12px;height:12px;margin:10px 0 16px;display:block}.phase-group.is-active:before{background:var(--training);box-shadow:0 0 0 5px var(--training-soft)}.phase-group__number{color:var(--muted-2);font-family:var(--mono);font-size:10px;position:absolute;top:0;right:20px}.phase-group>strong{font-family:var(--serif);margin-bottom:8px;font-size:18px;font-weight:500;display:block}.phase-group>div{flex-wrap:wrap;gap:5px 13px;display:flex}.phase-group>div span{color:var(--muted);font-family:var(--mono);font-size:10px}.training-lab{grid-template-columns:minmax(205px,.72fr) minmax(430px,1.7fr) minmax(270px,.9fr);min-height:590px;display:grid;overflow:hidden}.training-controller,.training-flow,.training-results{padding:clamp(20px,2vw,30px)}.training-controller{border-right:1px solid var(--line)}.step-progress{background:var(--line);height:2px;margin:0 0 18px}.step-progress span{background:var(--training);height:100%;transition:width .24s;display:block}.training-controller__buttons{grid-template-columns:1fr auto 1fr;gap:7px;display:grid}.training-controller__buttons .step-button{white-space:nowrap;gap:2px;padding-inline:5px}.training-controller__buttons .step-button span{white-space:nowrap}.current-explanation{border-top:1px solid var(--line);border-bottom:1px solid var(--line);min-height:230px;margin-top:22px;padding:22px 0}.current-explanation>span{color:var(--bg);font-family:var(--mono);background:var(--training);border-radius:3px;margin-bottom:13px;padding:3px 7px;font-size:10px;display:inline-block}.current-explanation strong{font-family:var(--serif);font-size:21px;font-weight:500;display:block}.current-explanation p{color:var(--muted);margin:10px 0 0;font-size:13px}.round-counter{color:var(--muted);font-family:var(--mono);align-items:center;gap:9px;margin-top:18px;font-size:10px;display:flex}.training-flow{background:radial-gradient(circle at 52% 48%,#7189d914,#0000 50%);grid-template-columns:minmax(110px,.75fr) auto minmax(170px,1fr) minmax(68px,.4fr);align-items:center;gap:14px;display:grid;position:relative}.token-batch>span,.loss-node>span{color:var(--muted);font-family:var(--mono);font-size:10px}.token-batch>div{flex-wrap:wrap;gap:5px;margin-top:13px;display:flex}.token-batch code{color:#c2cbf4;min-width:29px;min-height:31px;font-family:var(--mono);background:var(--depth-soft);border:1px solid #7189d959;border-radius:3px;place-items:center;padding:4px;font-size:10px;display:inline-grid}.flow-arrow{color:var(--depth);transition:color .18s,transform .18s;transform:rotate(180deg)}.flow-arrow.is-backward{color:var(--inference);transform:rotate(0)}.transformer-stack{flex-direction:column;align-items:stretch;gap:9px;display:flex}.stack-direction{color:var(--depth);font-family:var(--mono);justify-content:center;align-items:center;gap:7px;font-size:9px;display:flex}.is-backward .stack-direction{color:var(--inference)}.transformer-layer{min-height:43px;font-family:var(--mono);background:#7189d914;border:1px solid #7189d96b;border-radius:4px;justify-content:center;align-items:center;font-size:11px;display:flex;position:relative;overflow:hidden}.transformer-layer i{animation:2.2s ease-in-out infinite layer-scan;animation-delay:var(--layer-delay);background:linear-gradient(90deg,#0000,#7189d942,#0000);position:absolute;inset:0;transform:translate(-110%)}.transformer-stack.is-backward .transformer-layer i{background:linear-gradient(90deg,#0000,#f1785b42,#0000);animation-direction:reverse}.transformer-layer.is-active{color:var(--bg);background:var(--training);border-color:var(--training)}@keyframes layer-scan{0%,36%{transform:translate(-110%)}75%,to{transform:translate(110%)}}.loss-node{min-height:120px;color:var(--muted);border:1px dashed var(--line-strong);border-radius:6px;flex-direction:column;justify-content:center;align-items:center;gap:7px;padding:9px;display:flex}.loss-node strong{color:var(--ink);font-family:var(--mono);font-size:20px}.loss-node.is-active{color:var(--training);background:var(--training-soft);border-color:var(--training)}.training-results{border-left:1px solid var(--line);grid-template-rows:1fr 1fr;gap:20px;display:grid}.loss-chart,.parameter-slice{min-width:0}.loss-chart:first-child{border-bottom:1px solid var(--line);padding-bottom:18px}.loss-chart svg{width:100%;height:auto;display:block;overflow:visible}.chart-axis{stroke:#f2efe77a;stroke-width:1px}.loss-path{fill:none;stroke:var(--inference);stroke-width:2px;stroke-linecap:round;stroke-linejoin:round}.loss-point{fill:var(--inference)}.loss-current{fill:var(--bg);stroke:var(--training);stroke-width:2.5px}.loss-chart text{fill:var(--muted);font-family:var(--mono);font-size:7px}.loss-chart p,.parameter-slice p{color:var(--muted);margin:9px 0 0;font-size:10px}.parameter-table{font-family:var(--mono);font-size:9px}.parameter-table>div{grid-template-columns:repeat(3,1fr);gap:4px;margin-bottom:5px;display:grid}.parameter-table span{color:var(--muted);text-align:center}.parameter-table code{text-align:center;border:1px solid var(--line);background:#f2efe709;border-radius:3px;padding:5px 3px;transition:color .2s,border .2s;display:block}.parameter-table .is-updated code:last-child{color:var(--training);border-color:#b8e34b61}.post-training-band{border:1px solid var(--line-strong);border-radius:8px;margin-top:12px;padding:29px 26px 25px}.post-training-band__heading{border-bottom:1px solid #f1785b59;align-items:baseline;gap:22px;padding-bottom:20px;display:flex}.post-training-band__heading span{color:var(--inference);font-family:var(--mono);font-size:11px}.post-training-band__heading strong{font-family:var(--serif);font-size:24px;font-weight:500}.post-training-stages{grid-template-columns:repeat(4,1fr);gap:24px;padding-top:22px;display:grid}.post-training-stages button{text-align:left;cursor:pointer;background:0 0;border:0;grid-template-columns:auto 1fr;align-items:start;gap:6px 10px;padding:0;display:grid}.post-training-stages button>span{width:24px;height:24px;color:var(--inference);border:1px solid var(--inference);border-radius:50%;place-items:center;display:grid}.post-training-stages button strong{font-family:var(--serif);font-size:17px;font-weight:500}.post-training-stages button p{color:var(--muted);grid-column:2;margin:0;font-size:11px}.post-training-stages button.is-active>span{color:var(--bg);background:var(--inference);box-shadow:0 0 0 5px var(--inference-soft)}.post-training-stages button.is-active strong{color:var(--inference)}.section-footnote{color:var(--muted);font-family:var(--mono);text-align:right;margin:18px 0 0;font-size:10px}.attnres-section{background:linear-gradient(#0000,#7189d90b 36%,#0000 92%);width:100%;max-width:none}.attnres-section>*{width:min(100%,1540px - clamp(48px,8vw,144px));margin-left:auto;margin-right:auto}.axis-mnemonic{grid-template-columns:1fr auto 1fr;align-items:center;gap:clamp(22px,4vw,64px);max-width:940px;margin-top:0;margin-bottom:30px;display:grid}.sequence-axis,.depth-axis-mini{justify-content:center;align-items:center;gap:17px;min-height:50px;display:flex;position:relative}.sequence-axis:before,.depth-axis-mini:before{content:"";background:#f2efe766;width:74%;height:1px;position:absolute}.sequence-axis i,.depth-axis-mini i{z-index:2;background:var(--bg);border:1px solid var(--ink);border-radius:50%;width:13px;height:13px;display:block;position:relative}.sequence-axis span,.depth-axis-mini span{color:var(--muted);font-family:var(--mono);font-size:10px;position:absolute;top:42px}.depth-axis-mini{flex-direction:column;gap:6px;height:112px}.depth-axis-mini:before{background:var(--depth);width:1px;height:82%}.depth-axis-mini i{border-color:var(--depth)}.depth-axis-mini span{color:#9aacff;top:auto;bottom:-14px}.axis-rotate{color:#9aacff;flex-direction:column;align-items:center;gap:3px;display:flex}.axis-rotate strong{font-family:var(--mono);font-size:11px}.axis-rotate small{color:var(--muted-2);font-family:var(--mono);font-size:8px}.example-controller{border-top:1px dashed var(--line);border-bottom:1px dashed var(--line);justify-content:flex-end;align-items:center;gap:14px;min-height:58px;margin-bottom:10px;padding:9px 0;display:flex}.example-controller>span,.strongest-layer{color:var(--muted);font-family:var(--mono);font-size:10px}.example-controller>div{display:flex}.example-controller>div button,.refresh-weights,.mobile-compare-toggle button,.attn-mode-selector button{min-width:48px;min-height:36px;font-family:var(--mono);border:1px solid var(--line-strong);cursor:pointer;background:0 0;padding:0 13px;font-size:11px}.example-controller>div button+button{border-left:0}.example-controller>div button.is-active{color:var(--bg);background:var(--training);border-color:var(--training)}.refresh-weights{color:var(--muted);align-items:center;gap:7px;display:inline-flex}.refresh-weights:hover{color:var(--ink);border-color:var(--depth)}.strongest-layer{min-width:150px;color:#9aacff!important}.mobile-compare-toggle{display:none}.residual-comparison{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:minmax(330px,.88fr) 54px minmax(520px,1.3fr);display:grid;position:relative}.residual-panel{min-width:0;padding:clamp(24px,2.5vw,38px) clamp(18px,2.4vw,36px)}.residual-panel--standard{border-right:1px dashed var(--line)}.residual-panel--attention{border-left:1px dashed var(--line)}.comparison-divider{color:var(--muted-2);flex-direction:column;justify-content:center;align-items:center;gap:14px;display:flex}.comparison-divider span{font-family:var(--mono);text-align:center;writing-mode:vertical-rl;font-size:8px;line-height:1.3}.residual-panel__title{border-bottom:1px solid var(--line);justify-content:space-between;align-items:end;gap:16px;min-height:73px;margin-bottom:20px;padding-bottom:18px;display:flex}.residual-panel__title span{color:var(--muted);font-family:var(--mono);font-size:9px}.residual-panel__title h3{font-family:var(--serif);margin:3px 0 0;font-size:clamp(25px,2vw,32px);font-weight:500}.residual-panel--standard h3{color:var(--inference)}.residual-panel--attention h3{color:#9aacff}.residual-panel__title>code{color:var(--ink);font-family:var(--mono);white-space:nowrap;border:1px dashed var(--line-strong);background:#f2efe706;padding:8px 10px;font-size:11px}.standard-stack{gap:7px;display:grid}.standard-layer{min-height:34px;font-family:var(--mono);grid-template-columns:16px 54px 42px 22px 38px minmax(40px,1fr);align-items:center;gap:7px;font-size:9px;display:grid}.standard-layer__node{border:2px solid var(--inference);border-radius:50%;width:11px;height:11px}.standard-layer__block{min-height:27px;color:var(--inference);border:1px solid #f1785b8c;border-radius:3px;place-items:center;display:grid}.standard-layer__plus{width:19px;height:19px;color:var(--ink);border:1px solid var(--inference);border-radius:50%;place-items:center;display:grid}.standard-layer__coefficient{color:var(--muted)}.standard-layer i{background:linear-gradient(90deg, var(--inference), #f1785b73);height:11px;display:block}.panel-conclusion{min-height:62px;color:var(--muted);border-top:1px dashed var(--line);margin:18px 0 0;padding:15px 0 0;font-size:11px}.panel-conclusion--warning{color:#d99483}.attn-stack{min-height:326px;position:relative}.attn-links{pointer-events:none;width:56%;height:100%;position:absolute;top:0;left:0;overflow:visible}.attn-links path{fill:none;stroke:var(--depth);transition:stroke-width .18s,opacity .18s}.attn-links circle{fill:var(--training);stroke:var(--bg);stroke-width:4px}.attn-layer-list{z-index:2;gap:6px;display:grid;position:relative}.attn-layer-row{min-height:34px;font-family:var(--mono);grid-template-columns:16px 62px minmax(200px,1fr);align-items:center;gap:8px;font-size:9px;display:grid}.attn-layer-row__node{background:var(--bg);border:1px solid var(--ink);border-radius:50%;width:11px;height:11px}.attn-layer-row label{grid-template-columns:minmax(100px,1fr) 40px;align-items:center;gap:10px;padding-left:34%;display:grid}input[type=range]{width:100%;height:2px;accent-color:var(--depth);cursor:pointer}.attn-layer-row output{color:#bdc8fa;border:1px solid var(--line);border-radius:3px;place-items:center;min-height:25px;display:inline-grid}.weight-sum{color:var(--muted);font-family:var(--mono);border-top:1px solid var(--line);justify-content:space-between;align-items:center;padding:11px 0;font-size:10px;display:flex}.weight-sum code{color:#9aacff}.attn-mode-band{border-bottom:1px solid var(--line);grid-template-columns:auto auto minmax(0,1fr);align-items:stretch;gap:24px;padding:30px 0 32px;display:grid}.attn-mode-selector{align-items:center;display:flex}.attn-mode-selector button{color:#b6c0ff;min-width:138px}.attn-mode-selector button+button{border-left:0}.attn-mode-selector button[aria-selected=true]{color:var(--bg);background:var(--training);border-color:var(--training)}.mode-summary{max-width:230px;color:var(--training);font-family:var(--mono);align-items:center;gap:10px;font-size:11px;display:flex}.block-diagram{border-left:1px dashed var(--line);grid-template-columns:1.15fr 1fr;gap:20px;min-width:0;padding-left:24px;display:grid}.block-diagram__visual{align-items:center;gap:7px;min-width:0;display:flex}.block-diagram__visual div{color:#aab6eb;min-width:38px;min-height:62px;font-family:var(--mono);border:1px dashed #7189d97a;flex-direction:column;flex:1 1 0;justify-content:center;align-items:center;font-size:8px;display:flex;position:relative}.block-diagram__visual div:after{content:"";background:var(--depth);width:16px;height:1px;position:absolute;top:-11px;right:-10px}.block-diagram__visual div:last-child:after{display:none}.block-diagram__visual div.is-current{color:var(--training);border-color:var(--training)}.block-diagram__visual small{color:var(--muted-2);font-size:7px}.block-diagram__copy strong{color:var(--training);font-family:var(--mono);font-size:11px}.block-diagram__copy p{color:var(--muted);margin:7px 0 0;font-size:10px}.evidence-ledger{border:1px solid var(--line-strong);border-radius:8px;grid-template-columns:1fr 1fr;gap:0;display:grid;margin-top:28px!important}.evidence-ledger>div{grid-template-columns:100px 1fr auto;align-items:center;gap:18px;min-height:106px;padding:22px 26px;display:grid}.evidence-ledger>div+div{border-left:1px solid var(--line)}.evidence-ledger>div>span{color:#9aacff;font-family:var(--serif);font-size:20px}.evidence-ledger p{color:var(--muted);margin:0;font-size:11px}.deployment-rail{grid-template-columns:repeat(6,1fr);align-items:stretch;gap:0;margin-bottom:28px;display:grid}.deployment-stage{min-height:104px;color:var(--inference);border-top:1px solid #f1785b57;border-bottom:1px solid #f1785b57;flex-direction:column;justify-content:center;align-items:center;gap:8px;padding:12px;display:flex;position:relative}.deployment-stage>span{background:var(--inference-soft);border:1px dashed #f1785b80;place-items:center;width:42px;height:42px;display:grid}.deployment-stage strong{color:#dcc4bc;font-family:var(--mono);font-size:10px;font-weight:500}.deployment-arrow{z-index:3;color:var(--inference);position:absolute;top:43px;right:-10px}.inference-lab{padding:clamp(20px,2.5vw,36px)}.inference-lab__heading{border-bottom:1px solid var(--line);grid-template-columns:auto 1fr;align-items:baseline;gap:28px;padding-bottom:20px;display:grid}.inference-lab__heading>div{align-items:baseline;gap:14px;display:flex}.inference-lab__heading span{color:var(--inference);font-family:var(--serif);font-size:21px}.inference-lab__heading strong{font-family:var(--mono);font-size:11px;font-weight:500}.inference-lab__heading p{color:var(--muted);margin:0;font-size:12px}.inference-flow{grid-template-columns:repeat(6,1fr);padding:22px 0;display:grid}.inference-flow button{min-height:44px;color:var(--muted);font-family:var(--mono);text-align:left;cursor:pointer;background:0 0;border:0;align-items:center;gap:8px;padding:6px 10px 6px 0;font-size:9px;display:flex;position:relative}.inference-flow button:after{content:"";background:var(--line);height:1px;position:absolute;bottom:-5px;left:0;right:0}.inference-flow button span{width:25px;height:25px;color:var(--ink);border:1px solid var(--line-strong);border-radius:50%;flex:none;place-items:center;display:grid}.inference-flow button.is-complete:after,.inference-flow button.is-active:after{background:var(--inference)}.inference-flow button.is-complete span{color:var(--bg);background:var(--inference);border-color:var(--inference)}.inference-flow button.is-active{color:var(--ink)}.inference-flow button.is-active span{color:var(--inference);border-color:var(--inference);box-shadow:0 0 0 5px var(--inference-soft)}.request-journey{grid-template-columns:1.05fr auto .82fr auto .7fr auto 1.1fr auto 1.2fr auto 1.15fr;align-items:center;gap:10px;padding:24px 0 30px;display:grid}.journey-arrow{color:#f1785b94}.journey-node{border:1px solid var(--line);border-radius:5px;min-width:0;min-height:170px;padding:15px;transition:border-color .2s,background .2s,transform .2s;position:relative;overflow:hidden}.journey-node.is-active{border-color:var(--inference);box-shadow:0 0 0 3px var(--inference-soft);background:#f1785b0b;transform:translateY(-3px)}.journey-node>span,.journey-node>label{color:var(--muted);font-family:var(--mono);margin-bottom:13px;font-size:9px;display:block}.prompt-node textarea{resize:vertical;width:100%;min-height:92px;color:var(--ink);border:1px solid var(--line);background:#00000029;border-radius:3px;padding:12px;font-size:12px;line-height:1.6}.token-node>div{flex-wrap:wrap;gap:4px;display:flex}.token-node code{color:#e8d0c8;min-width:28px;min-height:29px;font-family:var(--mono);background:var(--inference-soft);border:1px solid #f1785b61;place-items:center;padding:4px;font-size:9px;display:inline-grid}.scheduler-node>div{grid-template-columns:repeat(4,1fr);gap:5px;display:grid}.scheduler-node i{aspect-ratio:1;border:1px solid var(--line);background:#f2efe708;display:block}.scheduler-node i.is-filled{background:var(--inference-soft);border-color:var(--inference);box-shadow:inset 0 0 0 3px #f1785b14}.scheduler-node small{color:var(--muted);font-family:var(--mono);margin-top:10px;font-size:8px;display:block}.prefill-tokens{gap:3px;margin-bottom:13px;display:flex}.prefill-tokens i{background:var(--inference);opacity:.8;width:14px;height:24px;animation:1.7s ease-in-out infinite prefill-flash;animation-delay:var(--fill-delay);display:block}@keyframes prefill-flash{0%,25%{opacity:.2;transform:scaleY(.65)}52%,to{opacity:.9;transform:scaleY(1)}}.kv-cache{color:#9aacff;background:#7189d90f;border:1px solid #7189d966;padding:8px}.kv-cache strong{font-family:var(--mono);margin-bottom:5px;font-size:8px;display:block}.kv-cache>div{grid-template-columns:repeat(9,1fr);gap:2px;display:grid}.kv-cache i{aspect-ratio:1;background:0 0;border:1px solid #7189d940;display:block}.kv-cache i.is-filled{background:#7189d9ad}.kv-cache.is-off{color:var(--muted-2);opacity:.46;filter:grayscale()}.decode-loop{color:var(--inference);justify-content:center;align-items:center;gap:9px;padding:4px 0 9px;display:flex}.decode-node.is-active .decode-loop svg{animation:1.1s linear infinite spin}@keyframes spin{to{transform:rotate(-360deg)}}.decode-loop small{color:var(--muted);font-family:var(--mono);font-size:8px}.probabilities{gap:5px;display:grid}.probabilities>div{font-family:var(--mono);grid-template-columns:30px 1fr 30px;align-items:center;gap:5px;font-size:7px;display:grid}.probabilities>div>span{background:var(--line);height:5px;display:block}.probabilities>div>span i{background:var(--depth);height:100%;transition:width .18s;display:block}.probabilities output{color:var(--muted);text-align:right}.probabilities .is-excluded{opacity:.24}.output-node p{min-height:98px;font-family:var(--serif);margin:0;font-size:15px;line-height:1.8}.output-node p i{vertical-align:-3px;background:var(--inference);width:2px;height:17px;margin-left:3px;display:inline-block}.output-node p i.is-blinking{animation:.7s step-end infinite blink}@keyframes blink{50%{opacity:0}}.inference-controls{border-top:1px dashed var(--line);border-bottom:1px dashed var(--line);grid-template-columns:1.5fr .8fr .85fr .9fr 1fr 1fr;align-items:end;gap:18px;padding:18px 0;display:grid}.play-controls{gap:4px;display:flex}.play-controls button,.segmented-control button{min-width:40px;min-height:36px;color:var(--muted);font-family:var(--mono);border:1px solid var(--line);cursor:pointer;background:0 0;padding:0 9px;font-size:9px}.play-controls button.is-active,.segmented-control button.is-active{color:var(--inference);border-color:var(--inference)}.play-controls button:hover,.segmented-control button:hover{color:var(--ink);border-color:var(--inference)}.toggle-control{color:var(--muted);font-family:var(--mono);grid-template-columns:auto auto auto;align-items:center;gap:8px;font-size:9px;display:grid}.toggle-control input{opacity:0;width:1px;height:1px;position:absolute}.toggle-control i{border:1px solid var(--line-strong);cursor:pointer;border-radius:20px;width:38px;height:21px;display:block;position:relative}.toggle-control i:after{content:"";background:var(--muted);border-radius:50%;width:13px;height:13px;transition:transform .18s,background .18s;position:absolute;top:3px;left:3px}.toggle-control input:checked+i{border-color:var(--inference)}.toggle-control input:checked+i:after{background:var(--inference);transform:translate(17px)}.segmented-control{border:0;margin:0;padding:0}.segmented-control legend{color:var(--muted);font-family:var(--mono);margin-bottom:6px;font-size:9px}.segmented-control>div{display:flex}.segmented-control button+button{border-left:0}.range-control{gap:8px;min-width:0;display:grid}.range-control>span{color:var(--muted);font-family:var(--mono);justify-content:space-between;font-size:9px;display:flex}.range-control input{accent-color:var(--inference)}.relative-metrics{grid-template-columns:repeat(6,1fr);padding:22px 0;display:grid}.number-readout{border-right:1px solid var(--line);min-width:0;min-height:82px;padding:0 18px;display:grid}.number-readout:first-child{padding-left:0}.number-readout:last-child{border-right:0}.number-readout>span{color:var(--muted);font-family:var(--mono);font-size:9px}.number-readout strong{font-family:var(--serif);font-size:28px;font-weight:500}.number-readout small{color:var(--muted-2);font-size:9px}.number-readout--inference strong{color:var(--inference)}.feedback-boundary{color:var(--muted);grid-template-columns:1fr auto 1fr auto 1.2fr;align-items:center;gap:20px;margin-top:18px;padding:27px 0;display:grid}.feedback-boundary>div{border:1px solid var(--line);grid-template-columns:auto 1fr;align-items:center;gap:2px 10px;min-height:76px;padding:15px;display:grid}.feedback-boundary>div svg{color:var(--inference);grid-row:1/3}.feedback-boundary span{color:var(--ink);font-family:var(--mono);font-size:11px}.feedback-boundary small{font-size:9px}.feedback-boundary>.feedback-boundary__gate{border-color:#b8e34b6b}.feedback-boundary__gate span{color:var(--training)}.learning-section{padding-bottom:70px}.path-selector{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;max-width:940px;margin-bottom:34px;display:grid}.path-selector button{min-height:86px;color:var(--muted);text-align:left;border:1px solid var(--line);cursor:pointer;background:#f2efe705;border-radius:7px;align-items:center;gap:15px;padding:16px 18px;transition:background .18s,border-color .18s,transform .18s;display:flex}.path-selector button:hover{transform:translateY(-2px)}.path-selector button span{gap:2px;display:grid}.path-selector button strong{color:var(--ink);font-family:var(--serif);font-size:18px;font-weight:500}.path-selector button small{color:var(--muted);font-family:var(--mono);font-size:9px}.path-selector button[aria-selected=true].path-selector__training{color:var(--training);background:var(--training-soft);border-color:var(--training)}.path-selector button[aria-selected=true].path-selector__muted{color:var(--ink);border-color:var(--ink);background:#f2efe70f}.path-selector button[aria-selected=true].path-selector__depth{color:#9aacff;background:var(--depth-soft);border-color:var(--depth)}.learning-route{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 0 34px}.learning-route__progress{font-family:var(--mono);grid-template-columns:auto auto 1fr;align-items:center;gap:17px;margin-bottom:32px;font-size:10px;display:grid}.learning-route__progress>span{color:var(--muted)}.learning-route__progress strong{color:var(--training);font-size:14px}.learning-route__progress>div{background:var(--line);height:2px}.learning-route__progress>div i{background:var(--training);height:100%;transition:width .22s;display:block}.learning-route--depth .learning-route__progress strong{color:#9aacff}.learning-route--depth .learning-route__progress>div i{background:var(--depth)}.learning-route--muted .learning-route__progress strong{color:var(--ink)}.learning-route--muted .learning-route__progress>div i{background:var(--ink)}.milestone-track{grid-template-columns:repeat(4,1fr);gap:26px;display:grid;position:relative}.milestone-track:before{content:"";background:var(--line-strong);height:1px;position:absolute;top:16px;left:7%;right:7%}.milestone-track button{z-index:2;color:var(--muted);text-align:left;cursor:pointer;background:0 0;border:0;grid-template-columns:auto 1fr;align-items:start;gap:5px 10px;padding:0;display:grid;position:relative}.milestone-track button>span{width:34px;height:34px;color:var(--training);background:var(--bg);place-items:center;display:grid}.learning-route--depth .milestone-track button>span{color:#9aacff}.learning-route--muted .milestone-track button>span{color:var(--ink)}.milestone-track button strong{color:var(--ink);font-family:var(--serif);padding-top:5px;font-size:17px;font-weight:500}.milestone-track button p,.milestone-track button small{grid-column:2;margin:0;font-size:10px}.milestone-track button small{color:var(--muted-2)}.milestone-track button.is-complete strong{color:var(--training)}.learning-route--depth .milestone-track button.is-complete strong{color:#9aacff}.learning-route--muted .milestone-track button.is-complete strong{color:var(--ink)}.boundary-table{border:1px solid var(--line-strong);border-radius:8px;grid-template-columns:1fr 1fr;margin-top:46px;display:grid}.boundary-column{padding:22px 28px}.boundary-column+.boundary-column{border-left:1px solid var(--line-strong)}.boundary-column h3{font-family:var(--serif);border-bottom:1px solid var(--line);align-items:center;gap:10px;margin:0 0 12px;padding-bottom:14px;font-size:21px;font-weight:500;display:flex}.boundary-column--can h3{color:var(--training)}.boundary-column--cannot h3{color:var(--inference)}.boundary-column p{color:var(--muted);font-family:var(--mono);border-bottom:1px dashed #f2efe714;align-items:center;gap:9px;margin:0;padding:7px 0;font-size:11px;display:flex}.boundary-column--can p svg{color:var(--training)}.boundary-column--cannot p svg{color:var(--inference)}.facts-section{border-bottom:1px solid var(--line);grid-template-columns:180px 1fr;gap:28px;padding:46px 0 34px;display:grid}.facts-section__heading span{font-family:var(--serif);font-size:25px}.facts-section__heading p{color:var(--muted);margin:8px 0 0;font-size:11px}.fact-rail{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.fact{border:1px solid var(--line);border-radius:6px;min-height:146px;padding:18px}.fact>span{font-family:var(--mono);margin-bottom:11px;font-size:10px;display:inline-block}.fact>strong{font-family:var(--serif);font-size:17px;font-weight:500;line-height:1.45;display:block}.fact p{color:var(--muted);margin:9px 0 0;font-size:10px}.fact--training{border-color:#b8e34b52}.fact--training>span{color:var(--training)}.fact--depth{border-color:#7189d966}.fact--depth>span{color:#9aacff}.fact--inference{border-color:#f1785b5c}.fact--inference>span{color:var(--inference)}.reference-grid{grid-template-columns:1.1fr .9fr;gap:54px;padding:50px 0 42px;display:grid}.reference-heading{border-bottom:1px solid var(--line);align-items:baseline;gap:16px;padding-bottom:14px;display:flex}.reference-heading h3{font-family:var(--serif);margin:0;font-size:24px;font-weight:500}.reference-heading p{color:var(--muted);margin:0;font-size:10px}.source-row{min-height:78px;color:var(--ink);border-bottom:1px solid var(--line);grid-template-columns:38px 1fr auto;align-items:center;gap:12px;display:grid}.source-row__number{color:var(--muted-2);font-family:var(--mono)}.source-row>span:nth-child(2){gap:2px;display:grid}.source-row strong{font-family:var(--serif);font-size:16px;font-weight:500}.source-row small{color:var(--muted);font-family:inherit;font-size:9px}.source-row:hover strong{color:var(--training)}.glossary-list{grid-template-columns:1fr 1fr;gap:0 20px;display:grid}.glossary-list button{text-align:left;border:0;border-bottom:1px solid var(--line);cursor:pointer;background:0 0;min-height:51px;padding:13px 0}.glossary-list button>span{justify-content:space-between;align-items:center;display:flex}.glossary-list strong{font-family:var(--mono);font-size:10px;font-weight:500}.glossary-list i{color:var(--depth);font-family:var(--mono);font-style:normal}.glossary-list p{color:var(--muted);margin:8px 0 0;font-size:10px}.glossary-list button.is-open strong{color:#9aacff}.restart-band{grid-template-columns:minmax(260px,1fr) minmax(380px,1.4fr);align-items:stretch;gap:18px;padding-top:24px;display:grid}.restart-band>button{min-height:72px;font-family:var(--serif);font-size:20px}.restart-band>div{border:1px solid var(--line-strong);border-radius:7px;grid-template-columns:repeat(3,1fr);align-items:center;min-height:72px;display:grid}.restart-band>div span{min-height:40px;font-family:var(--mono);border-right:1px solid var(--line);justify-content:center;align-items:center;gap:9px;font-size:11px;display:flex}.restart-band>div span:last-child{border-right:0}.restart-band i{border:2px solid;border-radius:50%;width:12px;height:12px}.training-dot{color:var(--training)}.inference-dot{color:var(--inference)}.depth-dot{color:var(--depth)}.site-footer{min-height:126px;color:var(--muted);border-top:1px solid var(--line);grid-template-columns:auto 1fr auto;align-items:center;gap:30px;display:grid}.site-footer>div{align-items:center;gap:10px;display:flex}.site-footer strong{color:var(--ink);font-family:var(--serif);font-size:18px;font-weight:500}.site-footer p{max-width:650px;margin:0;font-size:10px}.site-footer>span{font-family:var(--mono);text-align:right;font-size:9px}@media (width<=1280px){.site-header{grid-template-columns:auto 1fr auto}.site-nav{justify-self:center;gap:22px}.training-lab{grid-template-columns:230px minmax(0,1fr)}.training-results{border-top:1px solid var(--line);border-left:0;grid-column:1/-1;grid-template-rows:auto;grid-template-columns:1fr 1fr}.loss-chart:first-child{border-right:1px solid var(--line);border-bottom:0;padding-bottom:0;padding-right:22px}.residual-comparison{grid-template-columns:minmax(320px,.82fr) 46px minmax(470px,1.18fr)}.attn-mode-band{grid-template-columns:auto 1fr}.block-diagram{border-top:1px dashed var(--line);border-left:0;grid-column:1/-1;padding-top:20px;padding-left:0}.request-journey{grid-template-columns:repeat(3,1fr)}.journey-arrow{display:none}.inference-controls{grid-template-columns:repeat(3,1fr)}}@media (width<=1060px){.site-header{padding-inline:28px}.site-nav{gap:16px}.site-nav button{font-size:12px}.header-cta{min-width:112px;padding-inline:12px;font-size:12px}.hero{grid-template-columns:1.15fr .85fr}.hero__copy h1{font-size:clamp(54px,5.5vw,68px)}.station-track{grid-template-columns:repeat(11,minmax(45px,1fr))}.station__label{font-size:9px}.residual-comparison{grid-template-columns:1fr 38px 1.1fr}.residual-panel__title{flex-direction:column;align-items:start}.standard-layer{grid-template-columns:14px 49px 37px 20px 33px minmax(32px,1fr);gap:5px}.attn-layer-row{grid-template-columns:15px 54px 1fr}.attn-layer-row label{padding-left:22%}.evidence-ledger>div{grid-template-columns:84px 1fr}.evidence-ledger .external-link{grid-column:2}.deployment-stage strong{font-size:8px}.milestone-track{grid-template-columns:1fr 1fr;gap:30px 24px}.milestone-track:before{display:none}}@media (width<=900px){.site-header{grid-template-columns:1fr auto;min-height:68px}.site-nav{visibility:hidden;border-bottom:1px solid var(--line-strong);opacity:0;background:#080e15fa;height:auto;padding:18px 28px 26px;transition:opacity .16s,transform .16s,visibility .16s;display:grid;position:absolute;top:68px;left:0;right:0;transform:translateY(-10px)}.site-nav.is-open{visibility:visible;opacity:1;transform:translateY(0)}.site-nav button{text-align:left;border-bottom:1px solid var(--line);min-height:46px;font-size:13px}.site-nav button:after{display:none}.site-nav button.is-active{color:var(--training)}.header-cta{display:none}.menu-toggle{cursor:pointer;place-items:center;display:inline-grid}.section-shell{padding-inline:26px}.hero{grid-template-columns:1fr;min-height:auto;padding-top:58px;display:grid}.hero__copy h1{white-space:normal;font-size:clamp(56px,10vw,76px)}.hero__copy p{max-width:620px}.depth-bridge{opacity:.46;width:300px;position:absolute;top:260px;right:20px}.lifecycle-map{margin-top:110px}.lane-label{top:-65px}.station-track{grid-template-columns:1fr;gap:0;padding-left:0}.station-track__line{grid-template-rows:5.5fr 5.5fr;grid-template-columns:3px;width:3px;height:auto;display:grid;top:18px;bottom:18px;left:18px}.station-track__training{background:linear-gradient(180deg, #b8e34b73, var(--training))}.station-track__inference{background:linear-gradient(180deg, var(--inference), #f1785b8c)}.station{text-align:left;grid-template-columns:40px 1fr;justify-content:start;align-items:center;gap:16px;min-height:61px;padding:0;display:grid}.station__node{width:38px;height:38px}.station--checkpoint .station__node{width:48px;height:48px;margin:0 0 0 -5px}.station__label{text-align:left;font-size:12px}.station.is-active .station__label:after{color:var(--muted);content:"点击查看 · 当前站";margin-top:2px;font-size:9px;display:block}.station-detail{margin-left:56px}.lifecycle-controls{flex-wrap:wrap;margin-left:56px}.lifecycle-progress{max-width:none}.lifecycle-controls .sim-badge{width:100%;margin-left:0}.phase-rail{grid-template-columns:1fr 1fr;gap:18px 26px}.phase-rail:before{display:none}.phase-group{border-top:1px solid var(--line);min-height:100px}.training-lab{grid-template-columns:1fr}.training-controller{border-right:0;border-bottom:1px solid var(--line)}.current-explanation{min-height:auto}.training-flow{grid-template-columns:minmax(100px,.7fr) auto minmax(180px,1fr) minmax(65px,.35fr);min-height:480px}.training-results{grid-column:auto}.post-training-stages{grid-template-columns:1fr 1fr}.mobile-compare-toggle{margin:20px 0 8px;display:flex}.mobile-compare-toggle button{color:#b6c0ff;flex:1}.mobile-compare-toggle button[aria-selected=true]{color:var(--bg);background:var(--depth);border-color:var(--depth)}.mobile-compare-toggle button+button{border-left:0}.residual-comparison{display:block}.comparison-divider{display:none}.residual-panel{border:0}.mobile-view-standard .residual-panel--attention,.mobile-view-attention .residual-panel--standard{display:none}.residual-panel__title{flex-direction:row;align-items:end}.attn-layer-row label{padding-left:32%}.attn-mode-band{grid-template-columns:1fr}.mode-summary{max-width:none}.block-diagram{grid-column:auto;grid-template-columns:1fr}.evidence-ledger{grid-template-columns:1fr}.evidence-ledger>div+div{border-top:1px solid var(--line);border-left:0}.deployment-rail{grid-template-columns:repeat(3,1fr)}.deployment-arrow{display:none}.request-journey{grid-template-columns:1fr 1fr}.journey-node{min-height:180px}.relative-metrics{grid-template-columns:repeat(3,1fr);gap:18px 0}.number-readout:nth-child(3){border-right:0}.feedback-boundary{grid-template-columns:1fr}.feedback-boundary>svg{justify-self:center;transform:rotate(90deg)}.path-selector,.facts-section,.fact-rail,.reference-grid,.restart-band{grid-template-columns:1fr}.site-footer{grid-template-columns:1fr;gap:8px;padding-top:28px;padding-bottom:28px}.site-footer>span{text-align:left}}@media (width<=650px){html{scroll-padding-top:68px}.section-shell,.site-header{padding-inline:20px}.brand-button>span{font-size:19px}.section-heading{grid-template-columns:1fr;align-items:start;gap:18px}.section-heading h2{font-size:clamp(36px,10.5vw,52px)}.section-heading__aside{justify-self:start}.hero{padding-top:46px}.hero__copy h1{font-size:clamp(54px,16vw,72px);line-height:1.12}.hero__copy p{font-size:16px}.primary-action{min-width:170px}.depth-bridge{opacity:.68;justify-self:end;width:min(100%,330px);min-height:190px;margin-top:-44px;margin-bottom:-85px;position:relative;top:auto;right:auto}.depth-bridge svg{height:190px}.lifecycle-map{margin-top:84px}.lane-label--training{left:0}.lane-label--inference{right:0}.station-detail{grid-template-columns:1fr;margin-left:0}.lifecycle-controls{margin-left:0}.lifecycle-progress{flex-basis:calc(100% - 90px);order:3}.lifecycle-current{order:4}.lifecycle-controls .sim-badge{order:5}.hero__next-section{flex-direction:column;gap:5px}.phase-rail{grid-template-columns:1fr;gap:6px}.phase-group{min-height:92px}.training-flow{grid-template-columns:1fr;gap:18px;min-height:0}.flow-arrow{justify-self:center;transform:rotate(-90deg)}.flow-arrow.is-backward{transform:rotate(90deg)}.loss-node{min-height:90px}.training-results{grid-template-columns:1fr}.loss-chart:first-child{border-right:0;border-bottom:1px solid var(--line);padding-bottom:18px;padding-right:0}.post-training-band{padding:22px 18px}.post-training-band__heading{flex-direction:column;gap:5px}.post-training-stages{grid-template-columns:1fr}.axis-mnemonic{grid-template-columns:1fr;gap:42px}.depth-axis-mini{margin-top:12px}.example-controller{flex-wrap:wrap;justify-content:flex-start}.refresh-weights{min-height:40px}.strongest-layer{width:100%;min-width:0}.residual-panel{padding-inline:0}.residual-panel__title{flex-direction:column;align-items:start}.residual-panel__title>code{white-space:normal}.standard-layer{grid-template-columns:14px 48px 37px 20px 32px 1fr;font-size:8px}.attn-layer-row{grid-template-columns:14px 50px 1fr}.attn-layer-row label{grid-template-columns:1fr 40px;padding-left:8%}.attn-links{opacity:.7;width:36%}.attn-mode-selector{grid-template-columns:1fr 1fr;display:grid}.attn-mode-selector button{min-width:0}.block-diagram__visual{gap:4px}.evidence-ledger>div{grid-template-columns:1fr;gap:8px}.evidence-ledger .external-link{grid-column:auto}.deployment-rail{grid-template-columns:1fr 1fr}.deployment-stage{min-height:90px}.inference-lab{padding:18px 14px}.inference-lab__heading{grid-template-columns:1fr;gap:8px}.inference-lab__heading>div{flex-wrap:wrap}.inference-flow{grid-template-columns:repeat(2,1fr);gap:6px 12px}.inference-flow button:after{bottom:0}.request-journey{grid-template-columns:1fr}.journey-node{min-height:150px}.prompt-node textarea{min-height:78px}.inference-controls{grid-template-columns:1fr;align-items:stretch}.play-controls{flex-wrap:wrap}.play-controls button{min-width:44px;min-height:42px}.segmented-control button{flex:1;min-height:42px}.relative-metrics{grid-template-columns:1fr 1fr}.number-readout{border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:76px;padding:10px 12px}.number-readout:nth-child(2n){border-right:0}.number-readout:first-child{padding-left:12px}.milestone-track{grid-template-columns:1fr;gap:22px}.boundary-table{grid-template-columns:1fr}.boundary-column+.boundary-column{border-top:1px solid var(--line-strong);border-left:0}.boundary-column{padding:20px}.fact-rail{gap:10px}.reference-grid{gap:36px}.reference-heading{flex-direction:column;gap:3px}.source-row{grid-template-columns:32px 1fr auto}.glossary-list{grid-template-columns:1fr}.restart-band>div{grid-template-columns:1fr;padding:8px 0}.restart-band>div span{border-right:0;border-bottom:1px solid var(--line)}.restart-band>div span:last-child{border-bottom:0}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.001ms!important;animation-duration:.001ms!important;animation-iteration-count:1!important}}