:root{color-scheme:light;--ink:#081019;--ink-soft:#1d2935;--paper:#f5f7f8;--white:#fff;--line:#d9dfe3;--muted:#66727e;--muted-dark:#9ca8b4;--accent:#3b66e5;--accent-light:#b9ccff;--display:ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--mono:"SFMono-Regular", Consolas, "Liberation Mono", monospace;--max-width:1240px;--gutter:clamp(1.25rem, 4vw, 4rem)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:2rem}body{background:var(--paper);color:var(--ink);font-family:var(--display);text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;margin:0;font-size:1rem;line-height:1.6;overflow-x:hidden}a{color:inherit}.skip-link{z-index:100;background:var(--white);color:var(--ink);border-radius:.25rem;padding:.75rem 1rem;font-weight:700;position:fixed;top:.75rem;left:.75rem;transform:translateY(-150%)}.skip-link:focus{transform:translateY(0)}:focus-visible{outline:3px solid var(--white);outline-offset:2px;box-shadow:0 0 0 5px var(--accent)}.hero-shell{background:linear-gradient(#ffffff09 1px, transparent 1px), linear-gradient(90deg, #ffffff09 1px, transparent 1px), var(--ink);min-height:calc(100svh - 82px);color:var(--white);background-size:80px 80px}.site-header{background:var(--ink);width:100%;padding:1.4rem max(var(--gutter), calc((100vw - var(--max-width)) / 2));color:var(--white);border-bottom:1px solid #ffffff24;grid-template-columns:1fr auto 1fr;align-items:center;display:grid}.wordmark{letter-spacing:.24em;width:max-content;font-size:.95rem;font-weight:760;text-decoration:none}.site-header nav{gap:clamp(1.2rem,2.5vw,2.5rem);display:flex}.site-header nav a,.header-cta{color:#d5dce2;font-size:.84rem;font-weight:600;text-decoration:none}.site-header nav a:hover,.header-cta:hover{color:var(--white)}.header-cta{justify-self:end}.header-cta span{color:var(--accent-light);margin-left:.3rem}.hero{width:min(100%, calc(var(--max-width) + (2 * var(--gutter))));min-height:calc(100svh - 82px);padding:clamp(5rem, 10vh, 8.5rem) var(--gutter) clamp(4rem, 8vh, 6.5rem);grid-template-columns:minmax(0,1.25fr) minmax(320px,.75fr);align-items:end;gap:clamp(3rem,7vw,7rem);margin:0 auto;display:grid}.eyebrow{color:var(--accent-light);font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;align-items:center;gap:.65rem;margin:0 0 2rem;font-size:.76rem;font-weight:700;display:flex}.status-dot{border:1px solid var(--accent-light);background:var(--accent);border-radius:50%;width:.5rem;height:.5rem;box-shadow:0 0 0 4px #4c7dff24}h1{letter-spacing:-.065em;max-width:900px;margin:0;font-size:clamp(3.5rem,7.7vw,7.25rem);font-weight:540;line-height:.92}h1 span{color:#aeb8c2}.hero-summary{color:#b8c1ca;max-width:720px;margin:2.2rem 0 0;font-size:clamp(1.05rem,1.45vw,1.25rem);line-height:1.65}.hero-actions{flex-wrap:wrap;gap:.75rem;margin-top:2.5rem;display:flex}.button{border:1px solid #0000;justify-content:center;align-items:center;gap:1rem;min-height:3.25rem;padding:.8rem 1.15rem;font-size:.9rem;font-weight:700;text-decoration:none;transition:background-color .16s,border-color .16s,color .16s;display:inline-flex}.button-primary{background:var(--white);color:var(--ink)}.button-primary:hover{background:var(--accent-light)}.button-secondary{color:var(--white);border-color:#ffffff3d}.button-secondary:hover{background:#ffffff0f;border-color:#ffffff8c}.assurance-map{backdrop-filter:blur(10px);background:#081019d1;border:1px solid #fff3;align-self:end}.map-header,.map-footer{color:var(--muted-dark);font-family:var(--mono);letter-spacing:.09em;justify-content:space-between;gap:1rem;padding:1rem 1.1rem;font-size:.68rem;display:flex}.map-header{border-bottom:1px solid #ffffff24}.map-id{color:var(--accent-light)}.assurance-map ol{margin:0;padding:0;list-style:none}.assurance-map li{border-bottom:1px solid #ffffff17;grid-template-columns:2.2rem 1fr auto;align-items:center;gap:.8rem;padding:.88rem 1.1rem;display:grid}.stage-index{color:#77838f;font-family:var(--mono);font-size:.68rem}.stage-name{font-size:.9rem;font-weight:650}.stage-mark{border:1px solid #66727e;border-radius:50%;width:.48rem;height:.48rem}.assurance-map li:nth-child(-n+2) .stage-mark{border-color:var(--accent-light);background:var(--accent)}.map-footer{color:#ced5dc;letter-spacing:0}.section{padding:clamp(6rem,11vw,10rem) 0}.section-frame,.footer-inner{width:min(100%, calc(var(--max-width) + (2 * var(--gutter))));padding-inline:var(--gutter);margin:0 auto}.wide-frame{--max-width:1380px}.section-intro{margin-bottom:clamp(3.5rem,7vw,6rem)}.split-intro{grid-template-columns:minmax(180px,.36fr) minmax(0,1fr);align-items:start;gap:clamp(2rem,8vw,9rem);display:grid}.section-label{color:#53606c;font-family:var(--mono);letter-spacing:.11em;text-transform:uppercase;margin:0;font-size:.75rem;font-weight:700;line-height:1.4}.light-label{color:var(--accent-light)}h2{letter-spacing:-.052em;max-width:960px;margin:0;font-size:clamp(2.6rem,5.5vw,5rem);font-weight:540;line-height:1}h3{margin:0;font-size:1.2rem;line-height:1.25}.section-lede{color:#4b5864;max-width:750px;margin:2rem 0 0;font-size:clamp(1.05rem,1.55vw,1.24rem);line-height:1.7}.problem-section{background:var(--paper)}.question-grid{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(4,1fr);margin:0;padding:0;list-style:none;display:grid}.question-grid li{border-right:1px solid var(--line);border-bottom:1px solid var(--line);flex-direction:column;justify-content:space-between;min-height:12.5rem;padding:1.25rem;display:flex}.question-grid li:last-child{background:var(--white);grid-column:span 2;min-height:10rem}.question-grid span{color:#5f6c78;font-family:var(--mono);font-size:.72rem}.question-grid p{max-width:260px;margin:2rem 0 0;font-size:1.05rem;font-weight:650;line-height:1.35}.principle-statement{background:var(--line);grid-template-columns:1fr 1fr;gap:1px;margin-top:clamp(4rem,8vw,7rem);display:grid}.principle-statement p{background:var(--white);letter-spacing:-.035em;margin:0;padding:clamp(1.5rem,4vw,3rem);font-size:clamp(1.4rem,2.6vw,2.4rem);font-weight:570;line-height:1.2}.principle-statement p:last-child{background:var(--accent);color:var(--white)}.complement-note{max-width:660px;color:var(--muted);margin:1.5rem 0 0 auto;font-size:.9rem}.assurance-section{border-top:1px solid var(--line);background:var(--white)}.assurance-section .section-intro{grid-template-columns:minmax(180px,.36fr) minmax(0,1fr);gap:clamp(2rem,8vw,9rem);display:grid}.assurance-grid{border-top:1px solid var(--ink);grid-template-columns:repeat(3,1fr);display:grid}.assurance-card{border-right:1px solid var(--line);min-height:22rem;padding:1.5rem}.assurance-card:first-child{border-left:1px solid var(--line)}.card-topline{color:var(--muted);font-family:var(--mono);letter-spacing:.05em;justify-content:space-between;font-size:.7rem;display:flex}.signal{align-items:center;gap:.5rem;display:inline-flex}.signal i,.status-badge i{background:var(--accent);border-radius:50%;width:.4rem;height:.4rem;display:inline-block}.assurance-card h3{letter-spacing:-.035em;max-width:280px;margin-top:7rem;font-size:clamp(1.5rem,2vw,2rem);font-weight:590}.assurance-card>p{max-width:330px;color:var(--muted);margin:1.25rem 0 0}.lifecycle-section{background:linear-gradient(#ffffff09 1px, transparent 1px), linear-gradient(90deg, #ffffff09 1px, transparent 1px), var(--ink);color:var(--white);background-size:80px 80px;position:relative;overflow:hidden}.lifecycle-intro{grid-template-columns:minmax(0,1.2fr) minmax(240px,.4fr);align-items:end;gap:4rem;display:grid}.lifecycle-intro h2{margin-top:1.5rem}.lifecycle-intro>p{color:#aeb8c2;margin:0;font-size:1.05rem}.lifecycle-flow{grid-template-columns:repeat(7,1fr);margin:0;padding:0;list-style:none;display:grid}.lifecycle-flow li{min-width:0}.lifecycle-node{grid-template-columns:1fr;align-items:start;height:5rem;display:grid;position:relative}.node-number{color:#77838f;font-family:var(--mono);font-size:.68rem}.node-point{z-index:2;border:2px solid var(--accent-light);background:var(--ink);border-radius:50%;width:.72rem;height:.72rem;position:absolute;top:2.6rem}.node-line{background:#41505e;height:1px;position:absolute;top:calc(2.6rem + 5px);left:.72rem;right:0}.lifecycle-flow h3{margin-right:1.25rem;font-size:1rem;font-weight:650}.lifecycle-flow p{color:#95a1ad;max-width:175px;margin:.8rem 1.25rem 0 0;font-size:.84rem;line-height:1.55}.primitives-section{background:var(--paper)}.compact-intro{margin-bottom:4rem}.primitive-grid{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(2,1fr);display:grid}.primitive-card{border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--white);grid-template-rows:auto auto 1fr;grid-template-columns:8rem 1fr;min-height:22rem;padding:clamp(1.5rem,3vw,2.5rem);display:grid}.primitive-symbol{grid-row:1/4}.primitive-symbol>span,.primitive-code{color:var(--muted);font-family:var(--mono);letter-spacing:.07em;font-size:.7rem}.primitive-symbol svg{fill:none;width:4rem;height:4rem;stroke:var(--accent);stroke-width:1.25px;margin-top:2.5rem;display:block}.primitive-code{margin:0}.primitive-card h3{letter-spacing:-.035em;margin-top:3.8rem;font-size:clamp(1.45rem,2vw,2rem);font-weight:590}.primitive-card>p:last-child{max-width:420px;color:var(--muted);margin:1.1rem 0 0}.now-section{border-top:1px solid var(--line);background:var(--white)}.now-layout{grid-template-columns:minmax(0,1fr) minmax(380px,.72fr);align-items:start;gap:clamp(4rem,9vw,9rem);display:grid}.now-copy h2{margin-top:1.5rem}.now-copy blockquote{border-left:2px solid var(--accent);color:var(--ink-soft);margin:3rem 0 0;padding-left:1.5rem;font-size:1.05rem;font-weight:650;line-height:1.6}.systems-map{border:1px solid var(--line);background:var(--paper);padding:1rem}.systems-title{border-bottom:1px solid var(--line);color:var(--muted);font-family:var(--mono);letter-spacing:.08em;margin:0;padding:.25rem .25rem 1rem;font-size:.7rem}.system-row{border-bottom:1px solid var(--line);grid-template-columns:2.5rem 1fr auto;align-items:center;gap:1rem;padding:1rem .25rem;display:grid}.system-row span{color:var(--muted);font-family:var(--mono);font-size:.68rem}.system-row p{margin:0;font-size:.9rem;font-weight:650}.system-row i{border:1px solid #a8b1b9;border-radius:50%;width:.5rem;height:.5rem}.assurance-layer{background:var(--ink);color:var(--white);flex-direction:column;margin-top:1rem;padding:1.5rem;display:flex}.assurance-layer span{color:var(--accent-light);font-family:var(--mono);letter-spacing:.12em;font-size:.68rem}.assurance-layer strong{margin-top:2.5rem;font-size:1.25rem}.assurance-layer small{color:#95a1ad;margin-top:.4rem;font-size:.72rem}.developer-section{color:var(--white);background:#0c1621}.developer-layout{grid-template-columns:minmax(0,.75fr) minmax(480px,1fr);align-items:center;gap:clamp(4rem,9vw,9rem);display:grid}.developer-copy h2{margin-top:1.5rem}.developer-copy>p:not(.section-label){color:#aeb8c2;max-width:570px;margin:2rem 0 0;font-size:1.08rem}.machine-note{color:var(--accent-light);font-family:var(--mono);border-top:1px solid #33404c;gap:.9rem;margin-top:2.5rem;padding-top:1.25rem;font-size:.76rem;display:flex}.machine-note p{margin:0}.code-window{background:#081019;border:1px solid #34414d;margin:0;box-shadow:1.25rem 1.25rem #4c7dff1a}.code-window figcaption,.code-footer{color:#84909c;font-family:var(--mono);letter-spacing:.06em;text-transform:uppercase;justify-content:space-between;gap:1rem;padding:.9rem 1.1rem;font-size:.68rem;display:flex}.code-window figcaption{border-bottom:1px solid #273541}.code-window figcaption span:first-child{color:#d6dde3;align-items:center;gap:.55rem;display:inline-flex}.code-window figcaption i{background:var(--accent);border-radius:50%;width:.45rem;height:.45rem;display:inline-block}.code-window pre{color:#d7dee4;font-family:var(--mono);tab-size:2;margin:0;padding:clamp(1.5rem,4vw,2.5rem);font-size:clamp(.78rem,1.25vw,.9rem);line-height:1.75;overflow-x:auto}.token-keyword{color:#9ab7ff}.token-function{color:#80d6c8}.token-string{color:#c7d9a1}.token-number{color:#f2ba8b}.code-footer{border-top:1px solid #273541}.status-section{background:var(--paper)}.status-layout{grid-template-columns:1fr;display:grid}.status-heading-row{justify-content:space-between;align-items:end;gap:2rem;margin-top:1.5rem;display:flex}.status-badge{border:1px solid var(--line);background:var(--white);color:#4d5a65;font-family:var(--mono);letter-spacing:.06em;text-transform:uppercase;flex:none;align-items:center;gap:.55rem;padding:.65rem .8rem;font-size:.7rem;font-weight:700;display:inline-flex}.prototype-flow{border-top:1px solid var(--ink);border-left:1px solid var(--line);grid-template-columns:repeat(6,1fr);margin-top:clamp(3.5rem,7vw,6rem);display:grid}.prototype-step{border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--white);min-height:9rem;padding:1rem;position:relative}.prototype-step:not(:last-child):after{z-index:2;border:1px solid var(--line);background:var(--white);width:1.3rem;height:1.3rem;color:var(--accent);content:"→";border-radius:50%;place-items:center;font-size:.68rem;display:grid;position:absolute;top:50%;right:-.65rem}.prototype-step span{color:var(--muted);font-family:var(--mono);font-size:.68rem;display:block}.prototype-step strong{font-size:.9rem;position:absolute;bottom:1rem;left:1rem;right:1rem}.prototype-note{max-width:740px;color:var(--muted);margin:2rem 0 0 auto;font-size:.96rem}.contact-section{background:var(--accent);color:var(--white);padding:clamp(6rem,12vw,11rem) 0}.contact-section .light-label{color:var(--white)}.contact-layout{grid-template-columns:minmax(180px,.36fr) minmax(0,1fr);gap:clamp(2rem,8vw,9rem);display:grid}.contact-layout h2{max-width:900px}.contact-layout>div>p{max-width:700px;color:var(--white);margin:2rem 0 0;font-size:1.1rem}.contact-link{border-top:1px solid #ffffff73;border-bottom:1px solid #ffffff73;justify-content:space-between;max-width:700px;margin-top:3.5rem;padding:1.25rem 0;font-size:1.1rem;font-weight:700;text-decoration:none;transition:padding .16s,border-color .16s;display:flex}.contact-link:hover{border-color:var(--white);padding-left:.4rem;padding-right:.4rem}.site-footer{background:var(--ink);color:var(--white);padding:3rem 0}.footer-inner{justify-content:space-between;gap:2rem;display:flex}.footer-inner p{color:#909ca7;margin:.8rem 0 0;font-size:.85rem}.footer-links{text-align:right}.footer-links a{color:#d9e0e6;text-underline-offset:.2em;font-size:.88rem}.not-found{background:linear-gradient(#ffffff09 1px, transparent 1px), linear-gradient(90deg, #ffffff09 1px, transparent 1px), var(--ink);width:100%;min-height:100svh;padding:2rem var(--gutter) clamp(4rem, 10vw, 8rem);color:var(--white);background-size:80px 80px;grid-template-rows:auto 1fr;display:grid}.not-found>div{align-self:end}.not-found h1{max-width:980px;margin-top:2rem}.not-found>div>p:not(.section-label){color:#aeb8c2;margin:2rem 0;font-size:1.1rem}@media (width<=900px){.site-header{grid-template-columns:1fr auto;row-gap:1rem}.site-header nav{border-top:1px solid #ffffff1f;grid-area:2/1/auto/-1;gap:1.25rem;padding-top:.9rem;display:flex;overflow-x:auto}.hero{grid-template-columns:1fr;min-height:auto}.assurance-map{width:min(100%,520px)}.split-intro,.assurance-section .section-intro,.contact-layout{grid-template-columns:1fr}.question-grid,.primitive-grid{grid-template-columns:repeat(2,1fr)}.question-grid li:last-child{grid-column:auto}.assurance-grid{grid-template-columns:1fr}.assurance-card{border-bottom:1px solid var(--line);min-height:auto}.assurance-card h3{margin-top:4rem}.lifecycle-intro,.now-layout,.developer-layout,.lifecycle-flow{grid-template-columns:1fr}.lifecycle-flow li{grid-template-columns:3.8rem 10rem 1fr;min-height:6rem;display:grid}.lifecycle-node{height:100%}.node-point{top:.25rem}.node-line{width:1px;height:auto;top:.9rem;bottom:-.25rem;left:.33rem}.lifecycle-flow p{max-width:420px;margin-top:0}.developer-layout{gap:4rem}.prototype-flow{grid-template-columns:repeat(3,1fr)}.prototype-step:nth-child(3):after{display:none}}@media (width<=520px){.header-cta{font-size:.8rem}h1{font-size:clamp(3.15rem,16vw,4.8rem)}.hero-actions,.button{width:100%}.map-footer{flex-direction:column;gap:.2rem}.section{padding:5.5rem 0}.question-grid,.principle-statement,.primitive-grid{grid-template-columns:1fr}.question-grid li,.question-grid li:last-child{min-height:9rem}.primitive-card{grid-template-columns:5.5rem 1fr;min-height:19rem}.primitive-symbol svg{width:3.25rem;height:3.25rem}.lifecycle-flow li{grid-template-columns:3.5rem 1fr}.lifecycle-flow p{grid-column:2;margin-top:.5rem;padding-bottom:1.75rem}.systems-map{padding:.75rem}.developer-layout{grid-template-columns:minmax(0,1fr)}.code-window{min-width:0;box-shadow:.75rem .75rem #4c7dff1a}.code-window figcaption,.status-heading-row{flex-direction:column;align-items:flex-start}.prototype-flow{grid-template-columns:1fr 1fr}.prototype-step:nth-child(2n):after{display:none}.prototype-step:nth-child(3):after{display:grid}.footer-inner{flex-direction:column}.footer-links{text-align:left}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important}}