:where(.tx-root){--tx-bg: #0d1522;--tx-surface: #131d2e;--tx-surface-2: #1b2637;--tx-ink: #e8edf5;--tx-muted: #9fb0c6;--tx-line: #2a3750;--tx-accent: #5b8def;--tx-accent-ink: #08101f;--tx-ok: #4ade80;--tx-warn: #fbbf24;--tx-danger: #f87171;--tx-font-sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--tx-font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--tx-font-display: var(--tx-font-sans);--tx-space-1: 4px;--tx-space-2: 8px;--tx-space-3: 12px;--tx-space-4: 16px;--tx-space-6: 24px;--tx-space-8: 32px;--tx-space-12: 48px;--tx-space-16: 64px;--tx-radius-sm: 6px;--tx-radius: 12px;--tx-radius-pill: 999px;--tx-shadow-sm: 0 1px 2px rgba(0,0,0,.25);--tx-shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.22);--tx-maxw: 1160px}.tx-root{color:var(--tx-ink);font-family:var(--tx-font-sans)}.tx-mono{font-family:var(--tx-font-mono);font-variant-numeric:tabular-nums}@media (prefers-reduced-motion: reduce){.tx-root *{scroll-behavior:auto!important}}.tx-diagram{position:relative;width:100%;aspect-ratio:960/520}.tx-diagram__edges{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%}.tx-edge{fill:none;stroke:var(--tx-accent);stroke-width:2;marker-end:url(#tx-ah)}.tx-edge--muted{stroke:var(--tx-line);stroke-width:1.6;opacity:.55;marker-end:none;stroke-dasharray:3 5}.tx-diagram__nodes{position:absolute;top:0;right:0;bottom:0;left:0}.tx-node{position:absolute;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:4px;padding:8px;background:var(--tx-surface);border:1px solid var(--tx-line);border-radius:11px;box-shadow:var(--tx-shadow-sm)}.tx-node--emph{border-color:var(--tx-accent);border-width:1.5px;box-shadow:0 0 0 4px color-mix(in oklab,var(--tx-accent) 14%,transparent),var(--tx-shadow)}.tx-node__title{font-weight:600;font-size:14px;line-height:1.2;color:var(--tx-ink)}.tx-node__sub{font-size:11px;color:var(--tx-muted)}.tx-container{max-width:var(--tx-maxw);margin:0 auto;padding:0 28px}.tx-kicker{font-family:var(--tx-font-mono);font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--tx-accent);font-weight:600;margin-bottom:14px}.tx-section{padding:74px 0}@media (max-width: 620px){.tx-section{padding:52px 0}.tx-container{padding:0 18px}}.tx-btn{display:inline-flex;align-items:center;gap:8px;border-radius:var(--tx-radius-pill);font-weight:600;font-size:14px;padding:9px 17px;cursor:pointer;border:1px solid transparent;text-decoration:none;transition:transform .12s,filter .14s,background .14s,border-color .14s}.tx-btn--primary{background:var(--tx-accent);color:var(--tx-accent-ink);box-shadow:var(--tx-shadow-sm)}.tx-btn--primary:hover{filter:brightness(1.06);transform:translateY(-1px)}.tx-btn--ghost{background:transparent;color:var(--tx-ink);border-color:var(--tx-line)}.tx-btn--ghost:hover{border-color:var(--tx-accent);background:var(--tx-surface-2);transform:translateY(-1px)}.tx-card{background:var(--tx-surface);border:1px solid var(--tx-line);border-radius:var(--tx-radius);box-shadow:var(--tx-shadow-sm)}.tx-statband{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px;border-top:1px solid var(--tx-line);border-bottom:1px solid var(--tx-line);padding:34px 0}.tx-stat{padding:6px 14px;border-left:1px solid var(--tx-line)}.tx-stat:first-child{border-left:0}.tx-stat__num{font-size:34px;font-weight:600;letter-spacing:-.02em;color:var(--tx-ink)}.tx-stat__label{color:var(--tx-muted);font-size:13px;margin-top:4px}@media (prefers-reduced-motion: reduce){.tx-btn:hover{transform:none}}.tx-accordion{border:1px solid var(--tx-line);border-radius:var(--tx-radius);overflow:hidden;background:var(--tx-surface)}.tx-acc__row{border-top:1px solid var(--tx-line)}.tx-acc__row:first-child{border-top:0}.tx-acc__head{display:flex;width:100%;align-items:center;justify-content:space-between;gap:14px;padding:14px 18px;cursor:pointer;background:transparent;border:0;color:var(--tx-ink);font:inherit;text-align:left}.tx-acc__head:hover{background:var(--tx-surface-2)}.tx-acc__caret{color:var(--tx-muted);transition:transform .18s}.tx-acc__row.is-open .tx-acc__caret{transform:rotate(90deg)}.tx-acc__body{overflow:hidden}.tx-acc__inner{padding:4px 18px 16px;color:var(--tx-muted)}.tx-nav{position:sticky;top:0;z-index:50;background:color-mix(in oklab,var(--tx-bg) 82%,transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--tx-line)}.tx-nav__row{display:flex;align-items:center;gap:22px;height:62px}.tx-nav__brand{display:flex;align-items:center;gap:10px;font-weight:650;color:var(--tx-ink);text-decoration:none}.tx-nav__links{display:flex;gap:4px}.tx-nav__links a{color:var(--tx-muted);font-size:14px;padding:7px 11px;border-radius:8px;text-decoration:none}.tx-nav__links a:hover{color:var(--tx-ink);background:var(--tx-surface-2)}.tx-nav__spacer{flex:1}.tx-nav__icon{height:34px;min-width:34px;padding:0 12px;border:1px solid var(--tx-line);background:var(--tx-surface);color:var(--tx-ink);border-radius:var(--tx-radius-pill);cursor:pointer;font-family:var(--tx-font-mono);font-size:12.5px;font-weight:600}.tx-nav__icon:hover{border-color:var(--tx-accent);background:var(--tx-surface-2)}.tx-footer{border-top:1px solid var(--tx-line);padding:36px 0;color:var(--tx-muted)}.tx-footer__row{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}.tx-footer__sig a{color:var(--tx-accent);text-decoration:none}@media (max-width: 940px){.tx-nav__links{display:none}}.tx-root{--tx-bg: var(--bg0);--tx-surface: var(--bg1);--tx-surface-2: var(--bg2);--tx-ink: var(--txt);--tx-muted: var(--txt2);--tx-line: var(--line);--tx-accent: var(--optimal);--tx-accent-ink: var(--bg0);--tx-ok: var(--optimal);--tx-warn: var(--warm);--tx-danger: oklch(.62 .2 25);--tx-font-sans: "Space Grotesk", system-ui, sans-serif;--tx-font-mono: "JetBrains Mono", ui-monospace, monospace;--tx-font-display: "Space Grotesk", system-ui, sans-serif;--tx-radius-sm: 10px;--tx-radius: 16px;--tx-radius-pill: 999px;--tx-shadow-sm: var(--shadow);--tx-shadow: var(--shadow);--tx-maxw: 1120px}.tx-section[id]{scroll-margin-top:76px}#top{scroll-margin-top:0}.amb-feat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:14px}.amb-narrow{max-width:860px}@keyframes amb-flow{to{stroke-dashoffset:-240}}@keyframes amb-led-breathe{0%,to{opacity:.55}50%{opacity:1}}@keyframes amb-led-ring{0%{opacity:.5;transform:scale(.7)}70%{opacity:0}to{opacity:0;transform:scale(2.2)}}@keyframes amb-chip-glow{0%,to{opacity:.35}50%{opacity:.8}}.amb-circuit .amb-sig,.amb-circuit .amb-led-ring{display:none}@media (prefers-reduced-motion: no-preference){.amb-circuit .amb-sig{display:inline;stroke-dasharray:6 234;animation:amb-flow 2.8s linear infinite}.amb-circuit .amb-sig.d1{animation-delay:0s}.amb-circuit .amb-sig.d2{animation-delay:.5s}.amb-circuit .amb-sig.d3{animation-delay:1s}.amb-circuit .amb-sig.d4{animation-delay:1.5s}.amb-circuit .amb-led-core{animation:amb-led-breathe 2.4s ease-in-out infinite;transform-box:fill-box;transform-origin:center}.amb-circuit .amb-led-ring{display:inline;animation:amb-led-ring 2.4s ease-out infinite;transform-box:fill-box;transform-origin:center}.amb-circuit .amb-esp-glow{animation:amb-chip-glow 3.2s ease-in-out infinite}}