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.sdk-page-hero{padding-top:56px}.sdk-page-hero h1{margin-top:32px;max-width:1000px}.sdk-page-hero .lead{margin-top:28px;max-width:820px}.development-note{display:flex;align-items:baseline;gap:12px;margin-top:32px;font:12px/1.8 Plex,monospace;max-width:760px}.development-note .status-dot{display:inline-block;flex-shrink:0}.sdk-scope{display:grid;grid-template-columns:1fr 1.35fr;gap:96px}.sdk-scope>div>p{margin-top:28px;max-width:420px}.scope-list{margin:0}.scope-list>div{padding:24px 0;border-top:1px solid var(--line)}.scope-list dt{font-size:20px;font-weight:500;color:var(--plum)}.scope-list dd{margin:12px 0 0;font-size:16px;color:var(--muted)}@media(max-width:760px){.sdk-scope{grid-template-columns:1fr;gap:32px}.sdk-page-hero{padding-top:28px}.development-note{font-size:11px}.sdk-page-hero h1{font-size:48px}}
.hero>*{min-width:0}@media(max-width:400px){}


/* Agent-to-hardware illustration. Routes attach to the rendered nodes. */
.hero-diagram{min-width:0;width:100%;color:var(--plum)}
.signal-map{position:relative;display:grid;grid-template-columns:1fr 1.35fr 1.05fr;align-items:center;gap:40px;min-height:330px;isolation:isolate}
.signal-routes{position:absolute;inset:0;width:100%;height:100%;overflow:visible;z-index:-1;color:var(--plum)}
.signal-route{fill:none;stroke:var(--plum);stroke-width:1.3;opacity:.22;vector-effect:non-scaling-stroke;transition:opacity 180ms}
.signal-route[data-route="agent"],.hero-diagram[data-mode="sense"] [data-route="sense"],.hero-diagram[data-mode="respond"] [data-route="respond"],.hero-diagram[data-mode="act"] [data-route="act"]{opacity:.85;stroke-width:1.7}
.agent-stage,.sdk-stage{display:flex;flex-direction:column;align-items:center;text-align:center;gap:7px;min-width:0}
.agent-stage strong,.sdk-stage strong{font-size:14px;font-weight:500;white-space:nowrap}
.agent-stage>span:last-child,.sdk-stage>span:last-child{font-size:12px;line-height:1.4;color:var(--muted)}
.agent-symbol{display:grid;place-items:center;width:58px;height:58px;border:1px solid var(--plum);border-radius:16px;background:var(--paper)}
.agent-symbol svg{width:38px;height:38px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.sdk-character{display:block;width:100%;height:auto;max-width:170px}
.device-choices{display:grid;gap:4px;align-self:stretch}
.device-choice{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;min-height:104px;width:100%;padding:0;border:0;background:transparent;color:var(--muted);font-size:14px;cursor:pointer;border-radius:8px}
.device-choice>span:last-child{line-height:1.5;text-underline-offset:5px}
.device-choice[aria-pressed="true"]{color:var(--plum)}
.device-choice[aria-pressed="true"]>span:last-child{text-decoration:underline;text-decoration-thickness:2px}
.device-choice:hover{color:var(--plum)}
.hardware-render{display:block;width:86px;max-width:100%;aspect-ratio:1;background-image:url('hardware-concepts.webp');background-repeat:no-repeat;background-size:300% 100%}
.hardware-render.camera{background-position:0 50%}.hardware-render.screen{background-position:50% 50%}.hardware-render.arm{background-position:100% 50%}
.signal-explanation{display:flex;align-items:center;gap:16px;padding-top:20px;border-top:1px solid var(--line);margin-top:12px;min-height:88px}
.signal-caption{font-size:15px;line-height:1.6;max-width:37ch}
.flow-toggle{display:flex;align-items:center;justify-content:center;gap:6px;min-width:44px;min-height:44px;margin-left:auto;padding:8px 0 8px 8px;border:0;background:transparent;color:var(--plum);font-size:12px;cursor:pointer}
.flow-toggle svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.route-packet{fill:var(--plum);opacity:0;offset-distance:0;offset-rotate:0deg}
.signal-map.is-running .route-packet{animation:signal-travel 2800ms linear infinite both}
.hero-diagram[data-mode="sense"] .is-running .packet-agent{animation-delay:650ms}
.hero-diagram:not([data-mode="sense"]) .is-running .packet-device{animation-delay:650ms}
@keyframes signal-travel{0%{opacity:0;offset-distance:0}4%{opacity:1}28%{opacity:1}32%,100%{opacity:0;offset-distance:100%}}
.vision img{transform:scale(1.2);width:100%;max-width:560px}
.footer-main{display:flex;align-items:center;gap:48px;padding-block:8px 32px}
.footer-main .signature{width:175px;flex-shrink:0}
.footer-main>.text-link{font-size:14px}
.footer-main>p{font-size:13px;margin-left:auto;color:#C9D0C6}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:24px;border-top:1px solid #4C5548;padding-top:24px}
.footer-bottom small,.footer-bottom a{font-size:13px;line-height:1.6}
.footer-bottom nav{display:flex;gap:24px;flex-wrap:wrap}
.footer-bottom a{text-underline-offset:4px}.footer-bottom a:hover{text-decoration:underline}
.legal-page{max-width:850px;min-height:65vh}
.legal-page h1{margin-top:32px;font-size:clamp(42px,6vw,72px);letter-spacing:-.03em}
.legal-date{margin-top:16px;font-size:14px;color:var(--muted)}
.legal-page>.lead{margin-top:24px;font-size:21px}
.legal-page section{margin-top:40px;max-width:68ch}
.legal-page h2{font-size:26px;line-height:1.25;letter-spacing:-.02em;margin-bottom:14px}
.legal-page section p{margin-top:12px;font-size:17px;line-height:1.75}
.legal-page section a{text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}
@media(min-width:761px) and (max-width:1100px){.hero{grid-template-columns:1.1fr 1fr;gap:24px}.signal-map{gap:26px}.agent-stage strong,.sdk-stage strong{font-size:13px}.agent-symbol{width:50px;height:50px}.hardware-render{width:76px}.signal-caption{font-size:14px}.flow-toggle span{display:none}}
@media(max-width:760px){.hero-diagram{max-width:500px;margin-inline:auto}.signal-map{gap:32px;min-height:320px}.signal-explanation{min-height:100px}.vision img{width:min(320px,70vw);margin-top:24px;margin-bottom:-100px;transform:translateX(24px) scale(1.15)}.footer-main{flex-wrap:wrap;gap:24px;padding-bottom:24px}.footer-main .signature{width:155px}.footer-main>p{width:100%;margin-left:0}.footer-bottom{flex-direction:column;align-items:flex-start;gap:16px}.footer-bottom nav{gap:24px}.legal-page section p{font-size:16px}}
@media(max-width:400px){.signal-map{gap:22px;grid-template-columns:1fr 1.2fr 1fr;min-height:300px}.agent-stage strong,.sdk-stage strong{font-size:12px}.agent-stage>span:last-child,.sdk-stage>span:last-child{font-size:12px}.agent-symbol{width:46px;height:46px}.agent-symbol svg{width:32px;height:32px}.hardware-render{width:72px}.device-choice{min-height:96px}.signal-caption{font-size:14px}.flow-toggle span{display:none}}
@media(prefers-reduced-motion:reduce){.flow-toggle{display:none}.route-packet{display:none}.signal-map.is-running .route-packet{animation:none}.signal-route{transition:none}}