@font-face{font-family:Newsreader;src:url('./assets/newsreader.ttf') format('truetype');font-weight:200 800;font-display:swap}
@font-face{font-family:Manrope;src:url('./assets/manrope.ttf') format('truetype');font-weight:200 800;font-display:swap}
:root{color-scheme:dark;--navy:#060c2c;--deep:#040921;--surface:#0a1435;--ice:#e3edf9;--blue:#9db9dd;--muted:#a6b2ca;--rule:rgba(165,190,226,.19);--serif:Newsreader,'Iowan Old Style',Georgia,serif;--sans:Manrope,'Segoe UI',Arial,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:7rem}body{margin:0;background:var(--navy);color:var(--ice);font-family:var(--sans);font-size:1rem;line-height:1.7;-webkit-font-smoothing:antialiased}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer}a{color:inherit;text-decoration:none}svg{display:block}a:focus-visible,button:focus-visible{outline:2px solid #c5e9ff;outline-offset:6px}::selection{background:#abc6e0;color:#06112e}h1,h2,h3,p{margin:0}h1,h2{font-family:var(--serif);font-weight:400;letter-spacing:-.042em;line-height:1.05}h2{font-size:clamp(2.6rem,4.35vw,4.4rem)}h3{font-size:1.3rem;font-weight:500;letter-spacing:-.025em;line-height:1.35}img{max-width:100%}.section-width{width:min(1240px,calc(100% - 112px));margin-inline:auto}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.skip-link{position:fixed;z-index:50;left:20px;top:-80px;background:var(--ice);color:var(--navy);padding:12px 20px}.skip-link:focus{top:15px}
.site-header{height:100px;padding:0 56px;display:flex;align-items:center;justify-content:space-between;position:relative;z-index:20;border-bottom:1px solid var(--rule);gap:30px}.brand{display:inline-flex;align-items:center;gap:10px;font-size:1.45rem;letter-spacing:-.045em;font-weight:500;white-space:nowrap;line-height:1}.brand-symbol{height:42px;width:32px;display:block;position:relative;overflow:hidden}.brand-symbol img{position:absolute;width:68px;max-width:none;height:68px;left:-19px;top:-12px}.desktop-nav{display:flex;gap:34px;font-size:.875rem;color:var(--muted)}.desktop-nav a,.header-link{transition:color .2s}.desktop-nav a:hover,.header-link:hover{color:white}.header-link{display:flex;gap:15px;align-items:center;font-size:.875rem}.header-link svg,.infrastructure-name svg{width:16px;stroke:currentColor;fill:none;stroke-width:1.2}.menu-toggle{display:none}.mobile-nav[hidden]{display:none}
.hero{position:relative;min-height:calc(100svh - 100px);height:max(800px,calc(100svh - 100px));max-height:1150px;display:flex;flex-direction:column;align-items:center;overflow:hidden;isolation:isolate}.hero-heading{text-align:center;padding:64px 24px 0;position:relative;z-index:2;pointer-events:none}.hero h1{font-size:clamp(4.5rem,7.3vw,7.6rem);line-height:.99;letter-spacing:-.05em}.hero-heading p{margin-top:24px;font-size:1rem;line-height:1.7;color:var(--muted)}.hero-object{position:absolute;left:50%;top:42%;transform:translateX(-50%);width:min(720px,74vw);height:clamp(320px,48vh,540px);z-index:1}.hero-object canvas,.orb-fallback{width:100%;height:100%;position:absolute;inset:0;display:block}.hero-object.canvas-ready .orb-fallback{display:none}.hero-side{position:absolute;top:65%;z-index:3;display:flex;flex-direction:column;font-size:.875rem;line-height:2.15;color:var(--muted)}.hero-side-left{left:max(56px,calc((100vw - 1240px)/2));padding-left:17px;border-left:1px solid var(--rule)}.hero-side-right{right:max(56px,calc((100vw - 1240px)/2));text-align:right}.result-caption{color:var(--ice)}.hero-bottom{position:absolute;bottom:38px;left:56px;right:56px;display:flex;align-items:center;justify-content:center;gap:35px;z-index:4}.hero-bottom>p{font-size:.875rem;color:var(--muted)}.hero-bottom>p a{color:var(--ice);border-bottom:1px solid var(--rule)}.button{min-height:52px;padding:0 26px;display:inline-flex;gap:22px;align-items:center;justify-content:center;border-radius:3px;font-size:.875rem;font-weight:500;transition:background .2s,color .2s}.button svg{width:17px;stroke:currentColor;fill:none;stroke-width:1.3}.button-light{background:var(--ice);color:var(--navy);border:1px solid var(--ice)}.button-light:hover{background:white}.motion-toggle{position:absolute;right:0;background:none;border:0;display:flex;align-items:center;gap:9px;color:var(--muted);font-size:.75rem;padding:14px 0 14px 14px;min-height:44px}.motion-toggle svg{width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:1.4}.motion-toggle .play-icon{display:none}.motion-toggle[aria-pressed=true] .play-icon{display:block}.motion-toggle[aria-pressed=true] .pause-icon{display:none}
.section-label{color:var(--blue);font-size:.875rem;margin-bottom:28px;font-weight:500}.premise{border-top:1px solid var(--rule);padding-block:112px 120px}.premise-grid{display:grid;grid-template-columns:1.12fr 1fr;gap:100px}.prose p{font-size:1.0625rem;color:var(--muted);line-height:1.85;max-width:55ch}.prose p+p{margin-top:22px}.premise .prose p:first-child{font-size:1.25rem;color:var(--ice);line-height:1.6}.section-intro{display:flex;justify-content:space-between;align-items:flex-end;gap:45px;margin-bottom:58px}.section-intro>p{color:var(--muted);font-size:1rem;line-height:1.8;max-width:35ch;padding-bottom:7px}.protocol{padding-bottom:118px}.protocol-surface{background:var(--surface);border:1px solid var(--rule);border-radius:7px;overflow:hidden}.protocol-controls{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--rule)}.step-trigger{padding:23px 22px;min-height:72px;background:none;border:none;border-right:1px solid var(--rule);font-size:1rem;color:var(--muted);display:flex;align-items:center;justify-content:center;gap:18px;position:relative;transition:background .2s,color .2s}.step-trigger:last-child{border-right:0}.step-trigger span{font-size:.8125rem;color:var(--blue)}.step-trigger.active{color:white;background:rgba(162,190,229,.06)}.step-trigger.active:after{content:'';height:2px;background:#b8d1ed;position:absolute;left:0;right:0;bottom:-1px}.step-trigger:hover{background:rgba(162,190,229,.07)}.protocol-body{display:grid;grid-template-columns:.87fr 1.13fr;gap:70px;padding:60px}.step-detail{padding-top:18px}.step-location{color:var(--blue);font-size:.875rem;margin-bottom:22px}.step-detail h3{font-family:var(--serif);font-size:2.3rem;font-weight:400;line-height:1.15;margin-bottom:24px;letter-spacing:-.03em}.step-detail>p:not(.step-location){color:var(--muted);font-size:1rem;line-height:1.85}.step-detail>p.step-principle{color:var(--ice);font-size:.875rem;margin-top:30px;padding-top:23px;border-top:1px solid var(--rule)}.flow-diagram{padding:0 4px}.flow-inputs{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}.flow-inputs>span{border:1px solid rgba(158,187,225,.34);padding:15px 4px;text-align:center;border-radius:4px;font-size:.875rem}.flow-diagram small{display:block;font-size:.75rem;color:var(--muted);line-height:1.5;margin-top:3px}.flow-lines{height:38px;display:flex;justify-content:space-around;position:relative;margin:0 16.66%}.flow-lines:before{content:'';position:absolute;top:21px;left:0;right:0;border-bottom:1px solid #4f678a}.flow-lines:after{content:'';position:absolute;left:50%;top:21px;bottom:0;border-left:1px solid #4f678a}.flow-lines i{position:absolute;top:0;height:21px;border-left:1px solid #4f678a;left:0}.flow-lines i:nth-child(2){left:50%}.flow-lines i:nth-child(3){left:100%}.flow-execute,.flow-result{display:flex;justify-content:center;gap:12px;align-items:center;border:1px solid #738eaf;padding:18px 20px;border-radius:4px;font-size:.9375rem;text-align:left;background:#0d1c3e}.flow-dot{width:6px;height:6px;background:#bdd9f2;border-radius:50%;box-shadow:0 0 10px rgba(189,217,242,.3)}.flow-branch{display:grid;grid-template-columns:1fr 1fr;position:relative;min-height:100px;padding-block:15px;gap:24px}.flow-accepted{position:relative;display:flex;align-items:center;padding-right:20px;font-size:.75rem;line-height:1.6;color:var(--muted)}.flow-accepted i{position:absolute;right:0;top:-15px;bottom:-15px;border-left:1px solid #4f678a}.flow-challenge{border-left:1px dashed #8198b8;padding-left:18px;font-size:.75rem}.flow-challenge span{display:block;color:var(--muted);margin-bottom:4px}.flow-challenge strong{font-weight:400;line-height:1.5;display:block}.flow-result{border-color:#789abf;background:#172a4b}.flow-result svg{width:20px;stroke:#c8e5f9;stroke-width:1.5;fill:none}.flow-diagram[data-active='execute'] .flow-execute,.flow-diagram[data-active='settle'] .flow-result{border-color:#d4efff;box-shadow:0 0 26px rgba(168,215,253,.07)}.flow-diagram[data-active='challenge'] .flow-challenge{border-color:#e1f3ff;color:white}.verification-note{border-top:1px solid var(--rule);text-align:center;padding:20px 32px;font-size:.8125rem;color:var(--muted)}
.model-section{border-top:1px solid var(--rule);padding-block:105px 115px;display:grid;grid-template-columns:1.25fr .75fr;gap:100px}.model-intro h2{font-size:clamp(2.4rem,3.8vw,3.7rem);margin-bottom:35px}.model-intro .prose p{font-size:1rem}.model-scale{display:grid;gap:40px;padding:22px 0 0 36px}.scale-value{font-family:var(--serif);font-size:6rem;line-height:.95;letter-spacing:-.06em;color:var(--ice)}.scale-value>span{font-size:.65em;letter-spacing:-.05em;margin-left:4px}.model-scale p{font-size:.875rem;margin-top:15px;color:var(--blue)}.scale-estimate{padding-top:34px;border-top:1px solid var(--rule)}.scale-estimate .scale-value{color:#9aafd0}.model-scale small{font-size:.75rem;color:var(--muted);display:block;margin-top:7px;max-width:28ch;line-height:1.6}
.applications-section{padding-block:106px 90px;background:#dce5ef;color:var(--navy)}.applications-section .section-label{color:#415876}.applications-section .section-intro>p{color:#435371}.application-list{display:grid;grid-template-columns:1fr 1fr;column-gap:85px}.application{padding:34px 0 35px;border-top:1px solid #b1c0d2}.application-heading{display:flex;align-items:center;gap:20px;margin-bottom:18px}.application-icon{width:36px;height:36px;stroke:#385275;fill:none;stroke-width:1.1;flex:none}.application h3{font-size:1.35rem;font-weight:500;letter-spacing:-.03em}.application>p{color:#435371;font-size:1rem;line-height:1.8;max-width:49ch}.applications-footnote{font-size:.8125rem;color:#52647d;margin-top:20px}
.infrastructure-section{padding-block:113px 90px}.infrastructure-top{margin-bottom:65px}.infrastructure-grid{display:grid;grid-template-columns:1fr 1fr;gap:100px}.infrastructure-name{font-family:var(--serif);font-size:2.3rem;letter-spacing:-.02em;display:inline-flex;align-items:center;gap:20px;margin-bottom:20px}.infrastructure-grid article{padding-top:25px;border-top:1px solid var(--rule)}.infrastructure-grid p{max-width:51ch;color:var(--muted);font-size:1rem;line-height:1.85}.infrastructure-grid p+p{margin-top:17px}.chain-flow{display:flex;align-items:center;gap:25px;justify-content:space-between;margin-top:65px;padding:30px 0;border-block:1px solid var(--rule);font-size:.9375rem;color:#c5d6e9}.chain-flow i{flex:1;max-width:120px;position:relative;border-top:1px solid #50688c}.chain-flow i:after{content:'';position:absolute;right:0;top:-3px;border-right:1px solid #8fa7c4;border-top:1px solid #8fa7c4;width:5px;height:5px;transform:rotate(45deg)}.infrastructure-note{font-size:.75rem;color:var(--muted);margin-top:17px}.closing{padding-block:52px 110px;text-align:center}.closing h2{font-size:clamp(3.3rem,6vw,6rem);margin-bottom:35px}.button-outline{border:1px solid #6982a4;background:transparent;color:var(--ice)}.button-outline:hover{background:#132445}.site-footer{border-top:1px solid var(--rule);padding-block:35px 40px;display:flex;justify-content:space-between;align-items:center;gap:25px}.site-footer .brand{font-size:1.25rem}.site-footer>p{font-size:.8125rem;color:var(--muted)}.copyright{font-size:.75rem;color:var(--muted)}
@media(min-width:1600px){.site-header{padding-inline:calc((100% - 1440px)/2)}.hero h1{font-size:8rem}.hero-heading{padding-top:78px}.hero-object{top:40%;height:540px}}
@media(max-width:1100px){.section-width{width:calc(100% - 72px)}.site-header{padding-inline:36px;gap:20px}.desktop-nav{gap:22px}.hero-side-left{left:36px}.hero-side-right{right:36px}.hero-side{font-size:.75rem}.hero-object{width:68vw}.hero-bottom{left:36px;right:36px}.motion-toggle span{display:none}.premise-grid{gap:55px}.protocol-body{padding:40px;gap:35px}.step-detail h3{font-size:2rem}.flow-inputs{gap:6px}.flow-inputs>span{font-size:.8125rem;padding-block:12px}.model-section{gap:55px}.model-scale{padding-left:12px}.application-list{column-gap:50px}.infrastructure-grid{gap:60px}}
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@media(max-width:520px){.brand{font-size:1.3rem}.header-link{display:none}.site-header{padding-inline:21px}.section-width{width:calc(100% - 42px)}.hero{height:760px;min-height:calc(100svh - 82px);max-height:960px}.hero-heading{padding:46px 20px 0}.hero h1{font-size:clamp(3.5rem,13.6vw,4.4rem);letter-spacing:-.04em}.hero-heading p{font-size:.9375rem;max-width:29ch;margin:22px auto 0}.desktop-break{display:none}.hero-object{top:35%;height:340px;width:115vw;max-width:560px;pointer-events:none}.hero-side{top:auto;bottom:155px;font-size:.75rem;line-height:1.75}.hero-side-left{left:24px;border:0;padding:0}.hero-side-right{right:24px;max-width:125px}.hero-bottom{bottom:27px;left:21px;right:21px;gap:16px;flex-direction:column}.hero-bottom .button{min-width:214px;min-height:50px;font-size:.875rem}.hero-bottom>p{font-size:.8125rem}.motion-toggle{bottom:0;right:0;padding:12px;width:44px;justify-content:center}.hero-side-left span:nth-child(2){display:none}h2{font-size:2.6rem}.section-label{margin-bottom:20px}.premise{padding-block:63px 68px}.premise-grid{gap:28px}.premise .prose p:first-child{font-size:1.125rem}.prose p{font-size:1rem}.protocol{padding-bottom:64px}.section-intro{gap:20px}.section-intro>p{font-size:.9375rem}.protocol-controls{grid-template-columns:repeat(4,1fr)}.step-trigger{flex-direction:column;gap:2px;padding:11px 4px;font-size:.8125rem;min-height:69px}.step-trigger span{font-size:.75rem}.protocol-body{padding:25px 18px 27px;gap:30px}.step-detail h3{font-size:1.9rem}.step-detail>p:not(.step-location){font-size:.9375rem;line-height:1.8}.flow-inputs{gap:5px}.flow-inputs>span{font-size:.8125rem;padding:10px 3px}.flow-inputs small{max-width:12ch;margin:4px auto 0;font-size:.75rem;line-height:1.45}.flow-execute,.flow-result{padding:14px 10px;font-size:.875rem}.flow-branch{gap:14px}.flow-accepted{padding-right:10px}.flow-challenge{padding-left:12px}.verification-note{font-size:.75rem;padding:18px}.model-section{padding-block:63px;gap:33px}.model-intro h2{font-size:2.4rem}.model-intro h2 br{display:none}.model-intro .prose p{font-size:.9375rem}.model-scale{gap:22px}.scale-estimate{padding-left:22px}.scale-value{font-size:4.7rem}.model-scale p{font-size:.8125rem;line-height:1.6;max-width:20ch}.model-scale small{font-size:.75rem}.applications-section{padding-block:63px 54px}.application-list{grid-template-columns:1fr}.application{padding-block:26px}.application-heading{margin-bottom:13px;gap:16px}.application h3{font-size:1.2rem}.application>p{font-size:.9375rem}.applications-footnote{font-size:.75rem;margin-top:0}.infrastructure-section{padding-block:63px 48px}.infrastructure-grid{grid-template-columns:1fr;gap:34px}.infrastructure-top{margin-bottom:35px}.infrastructure-name{font-size:2.15rem;margin-bottom:13px}.infrastructure-grid p{font-size:.9375rem}.chain-flow{margin-top:38px;flex-direction:column;gap:17px;padding:24px;font-size:.8755rem;align-items:stretch;text-align:center}.chain-flow i{height:23px;width:0;min-width:0;flex:none;border:0;border-left:1px solid #6d89ab;margin:auto}.chain-flow i:after{top:auto;bottom:0;right:-2px;transform:rotate(135deg)}.infrastructure-note{text-align:center}.closing{padding-block:35px 63px}.closing h2{font-size:3rem}.site-footer .brand{font-size:1.2rem}.site-footer .copyright{font-size:.75rem}.site-footer{column-gap:12px}.site-footer>p{font-size:.75rem}}
@media(max-height:760px) and (min-width:801px){.hero{min-height:750px;height:750px}.hero-heading{padding-top:42px}.hero h1{font-size:6rem}.hero-object{top:38%;height:380px}.hero-side{top:65%}}
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[hidden]{display:none!important}

/* Shared editorial pages. */
.text-link{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px;text-decoration-color:rgba(157,185,221,.5)}.text-link:hover{color:#fff;text-decoration-color:currentColor}.footer-motion{border:0;background:none;padding:10px 0;color:var(--muted);font-size:.875rem}.footer-resource{font-size:.875rem;color:var(--muted)}.closing-description{color:var(--muted);max-width:48ch;margin:-12px auto 30px}.resource-intro{padding-top:90px;padding-bottom:66px}.resource-intro h1,.article-header h1{font-size:clamp(3rem,5.6vw,6rem);line-height:1.06}.resource-intro>p:last-child{margin-top:24px;color:var(--muted);max-width:48ch;font-size:1.125rem}.resource-library{padding-bottom:100px}.featured-article{display:grid;grid-template-columns:1.25fr 1fr;gap:64px;padding-block:40px 60px;border-block:1px solid var(--rule);align-items:center}.feature-image{aspect-ratio:16/10;overflow:hidden;background:var(--deep)}.feature-image img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .5s}.featured-article:hover img{transform:scale(1.025)}.feature-copy h2{font-size:clamp(2.5rem,3.7vw,4rem);margin:18px 0 24px}.feature-copy>p:not(.resource-meta){color:var(--muted);font-size:1rem;line-height:1.85;max-width:43ch}.resource-meta{color:var(--blue);font-size:.875rem;line-height:1.6}.resource-action{display:inline-flex;gap:26px;align-items:center;margin-top:30px;font-size:.9375rem}.document-list{display:grid;grid-template-columns:1fr 1fr;gap:64px;margin-top:60px}.document-entry{padding-top:24px;border-top:1px solid var(--rule)}.document-entry h2{font-size:2.5rem;margin-block:18px 20px}.document-entry>p:not(.resource-meta){color:var(--muted);font-size:1rem;line-height:1.85;max-width:47ch}.document-actions{display:flex;gap:25px;flex-wrap:wrap;margin-top:25px;font-size:.875rem}.download-link{color:var(--muted);text-decoration:underline;text-underline-offset:4px}.article-header{padding-top:62px;padding-bottom:55px;max-width:1000px}.back-link{display:inline-block;font-size:.875rem;color:var(--muted);margin-bottom:45px;text-decoration:underline;text-underline-offset:5px}.article-header h1{margin-block:22px}.article-deck{max-width:45ch;font-size:1.2rem;color:var(--muted);line-height:1.75}.article-hero{margin-block:0 65px;aspect-ratio:16/8;overflow:hidden;background:var(--deep)}.article-hero img{display:block;width:100%;height:100%;object-fit:cover}.article-body{max-width:720px;width:calc(100% - 112px);margin-inline:auto}.article-body>p{font-size:1.125rem;line-height:1.95;color:#bac7da;margin-block:0 27px}.article-body>p:first-child{font-size:1.3rem;color:var(--ice);line-height:1.8}.article-body h2{font-size:2.65rem;line-height:1.15;margin:55px 0 25px}.article-diagram{margin:45px -70px}.article-diagram img{display:block;width:100%;height:auto}.article-diagram figcaption{font-size:.875rem;color:var(--muted);line-height:1.7;margin:17px 0 0}.article-next{border-top:1px solid var(--rule);margin-top:75px;padding-block:45px 75px;display:flex;justify-content:space-between;gap:40px}.article-next h2{font-size:2.6rem}.article-next>div{display:flex;flex-wrap:wrap;align-items:center;gap:30px;font-size:.9375rem}.article-next .resource-meta{font-size:.75rem;margin-left:6px}
@media(max-width:1100px){.featured-article{gap:40px}.document-list{gap:40px}.article-body{width:calc(100% - 72px)}.site-footer{flex-wrap:wrap}}
@media(max-width:800px){.resource-intro{padding-top:62px;padding-bottom:40px}.featured-article{grid-template-columns:1fr;gap:30px;padding-block:30px 45px}.feature-image{aspect-ratio:16/9}.feature-copy h2{font-size:3rem}.feature-copy>p:not(.resource-meta){max-width:60ch}.document-list{margin-top:40px;gap:30px}.document-entry h2{font-size:2.15rem}.article-header{padding-top:36px;padding-bottom:40px}.article-hero{aspect-ratio:16/9;margin-bottom:45px}.article-body{width:calc(100% - 50px)}.article-diagram{margin:35px 0}.article-next{flex-direction:column;margin-top:50px;gap:25px}.resource-library{padding-bottom:70px}}
@media(max-width:520px){.resource-intro h1,.article-header h1{font-size:3.1rem}.resource-intro{padding-top:45px}.resource-intro>p:last-child,.article-deck{font-size:1.0625rem}.feature-copy h2{font-size:2.6rem}.document-list{grid-template-columns:1fr;gap:40px}.document-actions{gap:22px}.article-body{width:calc(100% - 42px)}.article-body>p{font-size:1.0625rem;line-height:1.85}.article-body>p:first-child{font-size:1.15rem}.article-body h2{font-size:2.3rem;margin-top:40px}.article-next>div{flex-direction:column;align-items:flex-start;gap:22px}.back-link{margin-bottom:30px}.hero-side{bottom:130px}.hero-bottom{bottom:30px}.site-footer>p{margin-top:0}.footer-motion{font-size:.875rem}}
@media(prefers-reduced-motion:reduce){.footer-motion{display:none}}


/* Execution mode details extend the existing protocol section. */
.flow-post{font-size:.875rem;color:var(--blue);text-align:center;padding:16px 8px 2px;line-height:1.6}.flow-accepted,.flow-challenge{font-size:.875rem}.execution-modes{padding-top:42px}.modes-intro{display:grid;grid-template-columns:1fr 1.4fr;gap:40px;align-items:start}.modes-intro h3{font-family:var(--serif);font-size:2rem;font-weight:400}.modes-intro p,.mode-grid p{color:var(--muted);font-size:1rem;line-height:1.85}.mode-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;margin-top:30px}.mode-grid article{border-top:1px solid var(--rule);padding-top:22px}.mode-grid h4{font-size:1.125rem;font-weight:500;margin:0 0 14px}.article-next>div{max-width:620px}.article-diagram a:focus-visible{display:block}
@media(max-width:800px){.modes-intro{grid-template-columns:1fr;gap:16px}.mode-grid{gap:35px}.execution-modes{padding-top:32px}}
@media(max-width:520px){.mode-grid{grid-template-columns:1fr;gap:24px}.flow-post,.flow-accepted,.flow-challenge{font-size:.875rem}.modes-intro h3{font-size:1.85rem}}