/* Content-led presentation: restrained type, flat surfaces, direct navigation. */
:root{--paper:#000;--dark:#000}
body{background:#000}
.site-header{background:rgba(0,0,0,.96)}
.terminal-launch{background:#000}
body{font-family:var(--sans)}
h1,h2,h3,.hero h1 em,.setup-intro h2{font-family:var(--sans);font-style:normal}
.hero:before,.terminal-stage:before,.local-stamp,.visual-label,.terminal-topline,.terminal-stage-footer,.closing-decoration{display:none}
.hero{padding-block:80px;gap:64px}
.hero h1,.hero h1 em{font-family:var(--sans);font-size:clamp(48px,4.7vw,68px);font-weight:600;letter-spacing:-2.8px;line-height:1.12}
.hero h1{margin:0 0 28px}
.hero-copy>.eyebrow{margin-bottom:22px;font:13px/1.5 var(--sans);letter-spacing:.2px}
.hero-description{font-size:18px;line-height:1.7}
.hero-visual{padding:0;min-height:0}
.terminal-stage{transform:none;box-shadow:none;border:1px solid #edf6ff26;border-radius:10px;background:#0d141c}
.terminal-stage-header{background:none;padding:14px 18px}
.terminal-launch{margin:16px;border-color:#edf6ff20;background:#090e14}
.pithos-banner{border-radius:0}
.hero-note{font-family:var(--sans);font-size:12px;color:#bdcad7}
.button,.header-github{border-radius:999px;font-family:var(--sans);font-size:14px}
.hero-actions>.text-link{padding:14px 20px;background:#ffffff08;border-radius:999px}
.button:hover{transform:none}
.header-inner{height:72px}
nav a{font-weight:500}
.fact-strip{border:0;padding-block:12px 52px;gap:32px}
.fact-strip>div:before{display:none}
.fact-strip>div{padding-left:0}
.fact-strip>div+div{border:0}
.fact-strip strong{font-size:15px;font-weight:600}
.fact-strip span{font-size:14px;color:#bdcad7}
.section-space{padding-block:72px}
.section-heading .eyebrow,.setup-intro>.eyebrow,.faq-intro>.eyebrow,.closing-cta .eyebrow{display:none}
.section-heading h2,.setup-intro h2,.faq-intro h2{font:600 clamp(30px,3vw,40px)/1.2 var(--sans);letter-spacing:-1.2px;margin-top:0}
.architecture-section,.possibilities,.setup-section{background:transparent;border:0}
.project-section,.specifications-section,.faq-section{border-top:1px solid #edf6ff18}
.setup-section{border-block:1px solid #edf6ff18}
.setup-layout{grid-template-columns:.85fr 1.15fr;gap:64px;align-items:start}
.setup-wizard{box-shadow:none;border:1px solid #edf6ff26;background:#0f1721;border-radius:10px}
.setup-reassurance{background:none;border:0;padding-left:0}
.setup-intro>p{color:#c4d2df;margin-top:22px}
.requirements>div{border-color:#edf6ff18}
.project-grid{gap:56px}
.large-copy{font-size:23px;line-height:1.5}
.principle-icon{background:none;border:0;padding:0}
.principles article{border-color:#edf6ff18}
.engine-flow{background:#0e1721;box-shadow:none;border-color:#edf6ff26}
.flow-node,.runtime-node{background:#ffffff03;border-color:#edf6ff30}
.engine-core{box-shadow:none}
.architecture-notes p{color:#c4d2df}
.spec-card{background:none;border-color:#edf6ff26;border-radius:8px}
.spec-card-heading{background:none;padding:20px}
.spec-card-heading>span{display:none}
.spec-card h3{font:600 21px/1.3 var(--sans)}
.spec-grid{gap:28px}
.validation-card{background:#ffffff04}
.mode-card,.mode-card.is-selected{background:none;border-color:#edf6ff26;box-shadow:none}
.mode-card.is-selected{border-color:#edf6ff;background:#ffffff06}
.mode-card .tiny-label{display:none}
.real-product{gap:48px}
.screenshot-card{box-shadow:none;border-color:#edf6ff26}
.real-product-copy h3{font:600 30px/1.25 var(--sans);letter-spacing:-.7px}
.closing-cta{background:none;border:0;border-top:1px solid #edf6ff18;border-radius:0;box-shadow:none;padding:48px 0}
.closing-cta h2{font:600 30px/1.25 var(--sans);letter-spacing:-.7px}
.closing-cta h2 em{font:inherit;color:inherit}
@media(max-width:1000px){.hero{gap:32px}.setup-layout{gap:32px;grid-template-columns:1fr 1.2fr}.hero h1,.hero h1 em{font-size:54px}}
@media(max-width:850px){.hero{grid-template-columns:1fr;max-width:720px;padding-block:56px}.hero-visual{max-width:640px}.setup-layout{grid-template-columns:1fr}.setup-intro>p{max-width:65ch}.section-space{padding-block:56px}.project-grid{gap:32px}}
@media(max-width:680px){.hero h1,.hero h1 em{font-size:clamp(42px,10vw,58px);letter-spacing:-1.8px}.hero{padding-block:44px;gap:32px}.hero-description{font-size:17px}.hero-actions{gap:12px}.hero-actions>.text-link{padding:14px;font-size:13px}.hero-copy>.eyebrow{font-size:12px}.fact-strip{padding-bottom:32px;gap:20px}.fact-strip>div{padding-left:0}.section-space{padding-block:44px}.spec-grid{gap:24px}.header-inner{height:68px}.terminal-launch{margin:12px}.closing-cta{padding-block:36px}.closing-cta .button{width:auto}.section-heading h2,.setup-intro h2,.faq-intro h2{font-size:32px}.setup-wizard{padding:20px 16px}}

/* Pure black surfaces, with borders and typography providing hierarchy. */
.site-header{background:#000}
.terminal-stage,.terminal-stage-header,.terminal-launch,.terminal-launch-label,.local-stamp,
.spec-card,.spec-card-heading,.spec-card caption,.spec-card tr,.spec-card tr:hover,.spec-card th,.spec-card td,.validation-card,
.engine-flow,.engine-core,.engine-core-heading,.engine-core-state,.flow-node,.runtime-node,.gpu-runtime,.flow-clients>span,
.execution-tabs,.execution-tabs button,.execution-tabs button[aria-selected=true],.execution-tabs button:hover:not([aria-selected=true]),
.setup-wizard,.os-tabs,.os-tabs button,.os-tabs button[aria-selected=true],.os-tabs button[aria-selected=true]:hover,.os-tabs button:hover,
.code-block,.code-block-header,.step-note,.inline-command,.setup-reassurance,.guide-finished,
.mode-card,.mode-card.is-selected,.mode-card:hover,.mode-card.is-selected:hover,.mode-panel,
.screenshot-bar,.closing-cta,.hero-actions>.text-link,.model-check code,.faq-list code{background:#000;color:var(--ink);box-shadow:none}
.engine-flow{background-image:none}
.execution-tabs button[aria-selected=true],.os-tabs button[aria-selected=true]{box-shadow:inset 0 -2px 0 #edf6ff}
.engine-core-heading{border-bottom:1px solid #edf6ff40}
.mcp-section{border-top:1px solid #edf6ff20}
.mcp-lead{max-width:75ch;margin-top:22px;color:#c4d2df;font-size:17px}
.mcp-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:40px;margin-top:32px}
.mcp-grid>*{min-width:0}
.mcp-section h3{font:600 23px/1.35 var(--sans);margin-bottom:20px}
.mcp-section h4{font:600 16px/1.5 var(--sans);margin:0 0 12px}
.mcp-section p{line-height:1.8;color:#c4d2df}
.mcp-section code{font:13px/1.8 var(--mono);overflow-wrap:anywhere;color:var(--ink)}
.tool-list{margin:0 0 22px}
.tool-list dt{font-weight:600;padding-top:17px;border-top:1px solid #edf6ff25}
.tool-list dd{margin:7px 0 20px;color:#c4d2df;font-size:15px;line-height:1.8}
.mcp-section a{text-decoration:underline;text-underline-offset:4px}
.mcp-example{margin-top:40px;padding-top:30px;border-top:1px solid #edf6ff25}
.mcp-example>p{margin-block:18px}
.mcp-section .inline-command{align-items:center}
.mcp-section .inline-command code{white-space:pre-wrap;word-break:break-word}
.mcp-small{font-size:13px;margin-top:12px}
@media(max-width:850px){.mcp-grid{grid-template-columns:1fr;gap:28px}}