:root {
  --bg: #101210;
  --surface: #181b17;
  --surface-subtle: #20251e;
  --ink: #f0f2e9;
  --muted: #a0a798;
  --line: #30362b;
  --line-strong: #46503d;
  --accent: #c1f17a;
  --accent-hover: #d0ff92;
  --accent-soft: #242e1c;
  --danger: #ffaba1;
  --danger-soft: #37201e;
  --ok: #c1f17a;
  --ok-soft: #242e1c;
  --radius: 12px;
  --container: 1180px;
  color: var(--ink);
  background: var(--bg);
  font-family: "Trebuchet MS", "Avenir Next", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body { margin: 0; min-width: 320px; background: var(--bg); color: var(--ink); line-height: 1.55; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button, a { touch-action: manipulation; -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .58; }
img, svg { display: block; }
.hidden { display: none !important; }

.skip-link { position: fixed; top: 12px; left: 12px; z-index: 100; width: 1px; height: 1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border-radius: 8px; background: var(--accent); color: var(--bg); font-weight: 650; }
.skip-link:focus, .skip-link:focus-visible { width: auto; height: auto; padding: 10px 14px; overflow: visible; clip-path: none; }

.site-header { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 28px; padding: 0 max(20px, calc((100vw - var(--container)) / 2)); border-bottom: 1px solid var(--line); background: rgba(247, 247, 245, .94); }
.wordmark { display: inline-flex; align-items: center; gap: 9px; min-width: 0; font-size: 15px; font-weight: 760; letter-spacing: -.025em; }
.wordmark span[translate="no"] { white-space: nowrap; }
.brand-mark { width: 30px; height: 30px; flex: 0 0 30px; border-radius: 8px; }
.site-header nav, .site-footer nav { display: flex; align-items: center; gap: 22px; }
.site-header nav a, .site-footer nav a { color: var(--muted); font-size: 14px; font-weight: 550; }
.site-header nav a:hover, .site-footer nav a:hover, .site-header nav a[aria-current="page"] { color: var(--ink); }
.site-header nav a[aria-current="page"] { font-weight: 680; }

main { display: block; }
.hero { max-width: var(--container); min-height: 560px; margin: 0 auto; padding: clamp(64px, 8vw, 92px) 20px; display: grid; grid-template-columns: minmax(0, 1.03fr) minmax(360px, .97fr); align-items: center; gap: clamp(48px, 7vw, 96px); }
.hero-copy { max-width: 650px; }
.eyebrow { margin: 0 0 16px; color: var(--accent); font-size: 12px; font-weight: 760; letter-spacing: .13em; text-transform: uppercase; }
.hero h1, .section-heading h2, .final-cta h2, .prose h1 { text-wrap: balance; }
.hero h1 { margin: 0; max-width: 680px; font-size: clamp(52px, 6.2vw, 82px); line-height: .98; letter-spacing: -.06em; }
.lede { max-width: 610px; margin: 25px 0 0; color: var(--muted); font-size: clamp(18px, 1.8vw, 21px); line-height: 1.58; text-wrap: pretty; }
.hero-actions { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; margin-top: 30px; }

.button { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 16px; border: 1px solid var(--ink); border-radius: 9px; background: var(--ink); color: #fff; font-weight: 680; line-height: 1.2; transition: background-color 140ms ease, border-color 140ms ease, color 140ms ease, transform 140ms ease; }
.button:hover { background: #29292d; border-color: #29292d; }
.button:active { transform: translateY(1px); }
.button.secondary { border-color: var(--line-strong); background: var(--surface); color: var(--ink); }
.button.secondary:hover { border-color: #b8b8b1; background: var(--surface-subtle); }
.button.ghost { border-color: transparent; background: transparent; color: var(--muted); }
.button.ghost:hover { border-color: var(--line); background: var(--surface-subtle); color: var(--ink); }
.text-link { display: inline-flex; align-items: center; gap: 6px; padding: 7px 0; color: var(--ink); font-weight: 650; border-bottom: 1px solid var(--line-strong); }
.text-link:hover { border-color: var(--ink); }

.provider-stack { width: min(100%, 400px); display: grid; gap: 10px; margin-top: 4px; }
.provider-button { position: relative; width: 100%; min-height: 46px; display: flex; align-items: center; justify-content: center; padding: 10px 16px 10px 48px; border-radius: 7px; font-size: 14px; font-weight: 600; line-height: 1; text-align: center; box-shadow: none; }
.provider-button:active { transform: none; }
.provider-icon { position: absolute; left: 14px; top: 50%; width: 20px; height: 20px; transform: translateY(-50%); }
.google-button { border: 1px solid #747775; background: #fff; color: #1f1f1f; font-family: Roboto, Arial, sans-serif; font-weight: 500; }
.google-button:hover { border-color: #5f6368; background: #f8fafd; color: #1f1f1f; }
.github-button { border: 1px solid #1f2328; background: #24292f; color: #fff; }
.github-button:hover { border-color: #1f2328; background: #1f2328; color: #fff; }

.hero-visual { width: 100%; max-width: 520px; margin-left: auto; }
.node { min-height: 62px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 17px 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.node span { font-weight: 690; }
.node b { color: var(--muted); font-size: 12px; font-weight: 600; }
.node.relay { border-color: #aeb0f4; background: #fbfbff; }
.node.device-node { position: relative; padding-right: 94px; }
.node .pulse { position: absolute; right: 16px; padding: 4px 8px; border-radius: 999px; background: var(--ok-soft); color: var(--ok); font-size: 11px; font-style: normal; font-weight: 650; }
.rail { position: relative; height: 58px; display: grid; place-items: center; }
.rail span { position: absolute; inset: 0 auto; width: 1px; background: var(--line-strong); }
.rail i { position: relative; padding: 3px 8px; background: var(--bg); color: var(--muted); font-size: 11px; font-style: normal; }

.principles { max-width: var(--container); margin: 0 auto; padding: 0 20px 72px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.principles > div { min-height: 210px; padding: 36px 34px 0 0; }
.principles > div + div { padding-left: 34px; border-left: 1px solid var(--line); }
.principles span { color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.principles h2 { margin: 28px 0 9px; font-size: 21px; line-height: 1.2; letter-spacing: -.025em; }
.principles p { max-width: 330px; margin: 0; color: var(--muted); font-size: 15px; }


.quickstart { max-width: var(--container); margin: 0 auto; padding: clamp(72px, 9vw, 104px) 20px; border-top: 1px solid var(--line); }
.quickstart .section-heading { margin-left: 0; margin-right: 0; }
.quickstart-grid { display: grid; grid-template-columns: 1.35fr .8fr .8fr; gap: 0; margin: 34px 0 26px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.command-card { min-width: 0; padding: 28px 28px 30px 0; }
.command-card + .command-card { padding-left: 28px; border-left: 1px solid var(--line); }
.command-card > span { color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.command-card h3 { margin: 18px 0 8px; font-size: 20px; letter-spacing: -.025em; }
.command-card p { margin: 12px 0 0; color: var(--muted); font-size: 14px; }
.site-header nav { min-width: 0; overflow-x: auto; scrollbar-width: none; }
.site-header nav::-webkit-scrollbar { display: none; }

.workspace { padding: clamp(72px, 9vw, 112px) 20px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); }
.workspace > * { max-width: var(--container); margin-left: auto; margin-right: auto; }
.section-heading { max-width: 720px; margin-bottom: 45px; }
.section-heading h2, .final-cta h2 { margin: 0; font-size: clamp(38px, 5vw, 58px); line-height: 1.02; letter-spacing: -.05em; }
.section-heading > p:last-child, .final-cta > p { max-width: 620px; margin: 16px 0 0; color: var(--muted); font-size: 18px; }
.workspace-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.auth-pane, .endpoint-pane { min-width: 0; padding: 34px 0 38px; }
.auth-pane { padding-right: 48px; border-right: 1px solid var(--line); }
.endpoint-pane { padding-left: 48px; }
.auth-pane h3, .endpoint-pane h3, .pair-panel h3, .devices-panel h3, .oauth-card h2 { margin: 0 0 9px; font-size: 20px; line-height: 1.25; letter-spacing: -.025em; }
.stack { display: flex; flex-direction: column; gap: 10px; }
.muted { color: var(--muted); }
.error { margin: 2px 0 0; color: var(--danger); font-size: 13px; }
p:empty, .error:empty, #status:empty { display: none; }
.identity { display: flex; align-items: center; gap: 11px; }
.identity small { display: block; color: var(--muted); }
.status-dot { width: 9px; height: 9px; flex: 0 0 9px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 4px var(--ok-soft); }

.copy-field { position: relative; min-width: 0; display: flex; align-items: center; margin-top: 14px; border: 1px solid var(--line-strong); border-radius: 9px; background: var(--surface); overflow: hidden; }
.copy-field code { min-width: 0; flex: 1; overflow-x: auto; padding: 12px 48px 12px 13px; color: #2e2e33; font: 12.5px/1.55 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; white-space: pre; scrollbar-width: thin; }
.copy-field pre { min-width: 0; flex: 1; margin: 0; overflow: auto; }
.copy-field pre code { display: block; }
.copy-field.multiline { align-items: stretch; }
.copy-field.compact { width: min(100%, 300px); margin-top: 0; }
.copy-icon-button { position: absolute; top: 50%; right: 6px; width: 34px; height: 34px; display: grid; place-items: center; padding: 0; transform: translateY(-50%); border: 0; border-radius: 7px; background: transparent; color: #65656b; }
.copy-icon-button:hover { background: var(--surface-subtle); color: var(--ink); }
.copy-icon-button svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.copy-icon-button .icon-check { display: none; }
.copy-icon-button[data-copied="true"] { color: var(--ok); }
.copy-icon-button[data-copied="true"] .icon-copy { display: none; }
.copy-icon-button[data-copied="true"] .icon-check { display: block; }
.pairing-output { grid-column: 1 / -1; margin-top: 4px; }
.pairing-output .copy-field { width: 100%; }
.pairing-output p { margin: 8px 0 0; }
.update-line { display: flex; align-items: center; gap: 14px; margin: 20px 0 24px; color: var(--muted); font-size: 13px; }
.endpoint-facts { margin: 28px 0 0; border-top: 1px solid var(--line); }
.endpoint-facts div { display: flex; justify-content: space-between; gap: 20px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.endpoint-facts dt { color: var(--muted); }
.endpoint-facts dd { margin: 0; text-align: right; font-weight: 650; }
.device-workspace { margin-top: 52px; }
.pair-panel { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 20px; align-items: center; padding-bottom: 34px; border-bottom: 1px solid var(--line); }
.devices-panel { padding-top: 34px; }
.panel-title { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; }
.device-list { margin-top: 14px; border-top: 1px solid var(--line); }
.device { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 18px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.device strong { font-size: 15px; }
.device .muted { overflow-wrap: anywhere; font-size: 13px; }
.online, .offline { display: inline-flex; align-items: center; gap: 6px; margin-top: 4px; font-size: 12px; }
.online { color: var(--ok); }
.offline { color: var(--muted); }
.danger { min-height: 38px; padding: 8px 11px; border: 1px solid #e7c3be; border-radius: 8px; background: transparent; color: var(--danger); font-weight: 650; }
.danger:hover { background: var(--danger-soft); }

.final-cta { max-width: var(--container); margin: 0 auto; padding: clamp(72px, 9vw, 112px) 20px; }
.final-cta .text-link { margin-top: 24px; }
.site-footer { max-width: var(--container); min-height: 86px; margin: 0 auto; padding: 22px 20px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 26px; border-top: 1px solid var(--line); font-size: 13px; }
.site-footer p { margin: 0; color: var(--muted); text-align: right; }

.doc-shell { width: min(100%, var(--container)); margin: 0 auto; padding: 48px 20px 76px; display: grid; grid-template-columns: 176px minmax(0, 760px); gap: clamp(36px, 6vw, 72px); }
.doc-nav { position: sticky; top: 28px; align-self: start; display: flex; flex-direction: column; gap: 4px; }
.doc-nav a { padding: 8px 10px; border-radius: 7px; color: var(--muted); font-size: 14px; font-weight: 550; }
.doc-nav a:hover { background: var(--surface-subtle); color: var(--ink); }
.doc-nav a[aria-current="page"] { background: var(--surface-subtle); color: var(--ink); font-weight: 680; }
.prose { min-width: 0; }
.prose h1 { margin: 0 0 18px; max-width: 700px; font-size: clamp(38px, 5vw, 54px); line-height: 1.04; letter-spacing: -.045em; }
.prose h2 { scroll-margin-top: 24px; margin: 36px 0 9px; font-size: 23px; line-height: 1.22; letter-spacing: -.03em; }
.prose h3 { scroll-margin-top: 24px; margin: 24px 0 7px; font-size: 17px; }
.prose p, .prose li { color: #a0a798; font-size: 15.5px; text-wrap: pretty; }
.prose p { margin: 0 0 12px; }
.prose a { color: #c1f17a; text-decoration: underline; text-decoration-color: #46503d; text-underline-offset: 3px; }
.prose a:hover { text-decoration-color: #c1f17a; }
.prose pre { margin: 0; }
.prose .copy-field { margin: 12px 0 16px; background: #181b17; }
.prose .copy-field code { font-size: 12.5px; }
.prose code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .9em; }
.prose :not(pre) > code { padding: 2px 5px; border-radius: 5px; background: var(--surface-subtle); color: #e0e8d6; }
.prose hr { margin: 46px 0; border: 0; border-top: 1px solid var(--line); }
.prose .notice { margin: 20px 0; padding: 13px 15px; border: 1px solid #46503d; border-radius: 9px; background: var(--accent-soft); }
.prose .notice p { margin: 5px 0 0; }

.oauth-shell { min-height: calc(100svh - 68px); display: grid; place-items: center; padding: 56px 20px 80px; }
.oauth-card { width: min(100%, 520px); padding: 30px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); }
.oauth-card .eyebrow { margin-bottom: 11px; }
.oauth-card > p:first-child { margin-top: 0; }
.oauth-card .provider-stack { width: 100%; margin-top: 20px; }
.scope-list { margin: 24px 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.scope-list li { display: flex; justify-content: space-between; gap: 20px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.scope-list strong { color: var(--muted); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; font-weight: 600; }
.oauth-actions { display: flex; gap: 9px; margin-top: 18px; }
.oauth-meta { overflow-wrap: anywhere; color: var(--muted); font-size: 12px; }
.footer-mini { margin: 26px 0 0; color: var(--muted); font-size: 12px; }
.footer-mini a { text-decoration: underline; text-underline-offset: 3px; }

input:focus-visible, button:focus-visible, a:focus-visible { outline: 3px solid rgba(76, 80, 216, .28); outline-offset: 2px; }

@media (max-width: 900px) {
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 76px; padding-bottom: 76px; }
  .hero-copy { max-width: 700px; }
  .hero-visual { max-width: 680px; margin: 4px 0 0; }
  .principles { grid-template-columns: 1fr; padding-bottom: 58px; }
  .principles > div, .principles > div + div { min-height: auto; padding: 28px 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .principles > div:last-child { border-bottom: 0; }
  .workspace-grid { grid-template-columns: 1fr; }
  .quickstart-grid { grid-template-columns: 1fr; }
  .command-card, .command-card + .command-card { padding: 24px 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .command-card:last-child { border-bottom: 0; }
  .auth-pane { padding-right: 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .endpoint-pane { padding-left: 0; }
  .doc-shell { grid-template-columns: 1fr; gap: 0; padding-top: 34px; }
  .doc-nav { display: none; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer nav { flex-wrap: wrap; }
  .site-footer p { text-align: left; }
}

@media (max-width: 620px) {
  .site-header { min-height: 62px; padding: 0 16px; }
  .site-header { gap: 12px; }
  .site-header nav { max-width: calc(100vw - 116px); gap: 12px; }
  .site-header nav a { font-size: 12.5px; }
  .hero { padding: 58px 18px 64px; }
  .hero h1 { font-size: clamp(46px, 14vw, 60px); }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 10px; }
  .hero-actions .button, .hero-actions .text-link { width: 100%; justify-content: center; }
  .node { align-items: flex-start; flex-direction: column; gap: 3px; }
  .node.device-node { padding-right: 18px; }
  .node .pulse { top: 15px; }
  .workspace, .final-cta, .quickstart { padding: 50px 18px; }
  .section-heading { margin-bottom: 30px; }
  .section-heading h2, .final-cta h2 { font-size: 36px; }
  .section-heading > p:last-child, .final-cta > p { margin-top: 12px; font-size: 16px; }
  .oauth-actions { flex-direction: column; }
  .oauth-actions .button { width: 100%; }
  .update-line { align-items: stretch; flex-direction: column; gap: 8px; }
  .copy-field.compact { width: 100%; }
  .pair-panel { grid-template-columns: 1fr; }
  .pair-panel .button { justify-self: start; }
  .panel-title { align-items: flex-start; flex-direction: column; }
  .endpoint-facts div { align-items: flex-start; flex-direction: column; gap: 2px; }
  .endpoint-facts dd { text-align: left; }
  .site-footer { padding: 24px 18px; }
  .site-footer nav { gap: 14px; }
  .doc-shell { gap: 18px; padding: 24px 16px 56px; }
  .prose h1 { margin-bottom: 14px; font-size: clamp(34px, 10vw, 42px); }
  .prose h2 { margin-top: 28px; font-size: 21px; }
  .prose h3 { margin-top: 21px; }
  .prose p, .prose li { font-size: 15px; }
  .oauth-shell { min-height: calc(100svh - 62px); padding: 28px 14px 60px; place-items: start center; }
  .oauth-card { padding: 22px 18px; }
  .scope-list li { align-items: flex-start; flex-direction: column; gap: 4px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* Shared visual system */
:root { --radius: 10px; --container: 1240px; }
::selection { color: var(--bg); background: var(--accent); }
.site-header { min-height: 88px; background: var(--bg); padding-inline: max(24px, calc((100vw - 1200px) / 2)); }
.wordmark { font-size: 24px; letter-spacing: -.06em; }
.brand-mark { border-radius: 7px; }
.site-header nav { gap: 30px; }
.site-header nav .nav-cta { padding: 11px 17px; color: var(--ink); border: 1px solid var(--line-strong); border-radius: 6px; }
.nav-cta span { margin-left: 15px; color: var(--accent); }
.button { background: var(--accent); border-color: var(--accent); color: #17200f; border-radius: 6px; min-height: 50px; padding: 14px 20px; font-size: 14px; }
.button:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: #17200f; transform: translateY(-2px); }
.button span { margin-left: 20px; font-size: 19px; }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
.text-link { font-size: 14px; border: 0; gap: 14px; }
.text-link:hover { color: var(--accent); }
.hero { min-height: 720px; grid-template-columns: 1.05fr 1fr; gap: 50px; padding-block: 80px 90px; }
.release-pill { display: inline-flex; gap: 9px; align-items: center; border: 1px solid var(--line); border-radius: 30px; padding: 8px 12px; color: #c0c6b9; font: 10px monospace; letter-spacing: .06em; margin-bottom: 30px; }
.release-pill .status-dot { width: 6px; height: 6px; }
.hero h1 { font-size: clamp(55px, 6.2vw, 84px); letter-spacing: -.065em; line-height: 1.04; font-weight: 500; }
.hero h1 > span, .section-heading h2 > span { color: var(--accent); }
.lede { max-width: 445px; font-size: 17px; line-height: 1.7; margin-top: 24px; }
.hero-actions { gap: 25px; margin-top: 30px; }
.hero-note { font: 11px monospace; color: var(--muted); margin-top: 25px; }
.hero-note span { color: var(--line-strong); margin-inline: 9px; }
.connection-scene { position: relative; isolation: isolate; padding: 24px; border: 1px solid var(--line); border-radius: 16px; background: radial-gradient(ellipse at 50% 48%, #33432655, transparent 64%), #151813; overflow: hidden; }
.scene-top,.scene-bottom { display: flex; justify-content: space-between; gap: 12px; font: 9px monospace; letter-spacing: .1em; color: var(--muted); }
.scene-top { margin-bottom: 38px; }
.scene-bottom { margin-top: 36px; border-top: 1px solid var(--line); padding-top: 20px; font-size: 8px; }
.scene-bottom i { display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); margin-right: 5px; }
.scene-orbit { position: absolute; z-index: -1; width: 420px; height: 420px; border: 1px solid #a1bd7410; border-radius: 50%; left: 50%; top: 50%; transform: translate(-50%,-50%); }
.orbit-two { width: 580px; height: 580px; }
.client-chip { display: flex; gap: 12px; align-items: center; width: 245px; margin: auto; border: 1px solid var(--line-strong); border-radius: 8px; padding: 15px; background: #20251e; font-size: 13px; }
.client-symbol { font-size: 30px; color: #dddcd1; }
.client-chip small,.relay-core small { display: block; font: 8px monospace; letter-spacing: .1em; margin-top: 7px; color: var(--muted); }
.chip-tag { margin-left: auto; color: var(--muted); font: 10px monospace; }
.connection-wire { height: 58px; width: 1px; background: var(--accent); margin: auto; position: relative; }
.connection-wire span { position: absolute; white-space: nowrap; left: 12px; top: 22px; font: 9px monospace; color: var(--muted); }
.relay-core { margin: auto; max-width: 310px; display: flex; align-items: center; gap: 15px; padding: 22px; background: #c1f17a; color: #182211; border-radius: 10px; box-shadow: 0 0 55px #c1f17a12; font-size: 28px; letter-spacing: -.04em; }
.core-logo { width: 42px; height: 42px; border: 2px solid #182211; border-radius: 10px; display: grid; place-items: center; font-size: 40px; line-height: 1; }
.relay-core small { color: #344326; font-size: 7px; letter-spacing: .02em; }
.core-spark { margin-left: auto; font-size: 20px; }
.machine-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; }
.machine-grid > div { padding: 15px 5px; border: 1px solid var(--line-strong); background: #1d221a; border-radius: 8px; text-align: center; }
.machine-icon { display: block; color: var(--accent); font-size: 25px; margin-bottom: 12px; }
.machine-grid strong { display: block; font-size: 10px; font-weight: 400; }
.machine-grid small { display: block; color: var(--muted); font: 7px monospace; letter-spacing: .08em; margin-top: 8px; }
.compatibility { max-width: 1200px; margin: auto; padding: 25px 0; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-block: 1px solid var(--line); }
.compatibility > span { font: 9px monospace; letter-spacing: .1em; color: var(--muted); }
.compatibility > div { font-size: 16px; }
.compatibility > div span { margin: 0 16px; color: var(--line-strong); }
.compatibility a { font-size: 11px; color: var(--muted); }
.capabilities { max-width: var(--container); padding: 100px 20px 60px; margin: auto; }
.section-heading h2 { font-weight: 500; font-size: clamp(35px,4vw,50px); line-height: 1.12; letter-spacing: -.045em; }
.section-heading { max-width: 660px; }
.section-heading > p:last-child { max-width: 540px; font-size: 16px; }
.capability-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-top: 45px; }
.capability-grid article { min-width: 0; padding: 28px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.feature-icon { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 8px; background: var(--accent-soft); color: var(--accent); font: 24px monospace; }
.feature-index { margin: 28px 0 14px; font: 9px monospace; letter-spacing: .08em; color: var(--muted); }
.capability-grid h3 { font-size: 21px; font-weight: 500; letter-spacing: -.035em; margin: 0 0 12px; }
.capability-grid article > p:not(.feature-index) { font-size: 14px; line-height: 1.7; color: var(--muted); min-height: 94px; }
.code-preview { margin-top: 25px; padding: 18px; border: 1px solid var(--line); border-radius: 6px; background: var(--bg); font: 11px/2 monospace; }
.code-preview span { color: var(--muted); }
.code-preview b { color: var(--accent); font-weight: 400; }
.preview-right { float: right; }
.principles { border-top: 0; padding-bottom: 75px; }
.principles h2 { margin-top: 20px; font-size: 18px; }
.principles span { font: 10px monospace; color: var(--accent); }
.principles p { font-size: 14px; }
.quickstart { padding-block: 90px; }
.command-card > span { color: var(--accent); font: 14px monospace; }
.copy-field { background: var(--bg); border-color: var(--line-strong); }
.copy-field code { color: var(--ink); }
.copy-icon-button { color: var(--muted); }
.copy-icon-button:hover { color: var(--accent); background: var(--surface-subtle); }
.workspace { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; margin: 0 auto 90px; max-width: 1200px; padding: 55px; }
.workspace-grid { background: transparent; }
.closing { position: relative; overflow: hidden; max-width: 1200px; margin: auto; padding: 20px 0 90px; }
.closing h2 { font-size: clamp(44px,5vw,70px); font-weight: 500; letter-spacing: -.05em; line-height: 1.1; margin: 20px 0; }
.closing-symbol { position: absolute; right: 80px; top: -70px; font-size: 280px; color: var(--accent); font-weight: 400; }
.site-footer { padding-block: 32px; grid-template-columns: 1fr auto; }
.site-footer p { grid-column: 1/-1; text-align: left; font: 11px monospace; }
.prose .notice { border-color: var(--line-strong); }
.doc-shell { padding-top: 70px; }
.prose h1 { font-weight: 500; }
.prose h2 { color: var(--ink); }
.oauth-card { box-shadow: 0 30px 100px #0003; }
@media (max-width: 1100px) { .compatibility,.closing { margin-inline: 24px; } .compatibility { flex-wrap: wrap; } .workspace { margin-inline: 20px; } .hero { gap: 28px; } .hero-actions { gap: 15px; } .capability-grid article { padding: 22px; } }
@media (max-width: 900px) { .hero { grid-template-columns: 1fr; } .hero-copy { max-width: 600px; } .connection-scene { width: 100%; max-width: 600px; } .capability-grid { grid-template-columns: 1fr; } .capability-grid article > p:not(.feature-index) { min-height: 0; } .closing-symbol { right: 0; font-size: 220px; top: 0; } .workspace { padding: 35px; } }
@media (max-width: 620px) { .site-header { min-height: 76px; padding-inline: 18px; } .wordmark { font-size: 20px; } .site-header nav { gap: 15px; max-width: none; } .site-header nav a { font-size: 12px; } .landing .site-header nav a:first-child,.landing .site-header nav a[href="/security"] { display: none; } .site-header nav .nav-cta { padding: 9px; } .nav-cta span { margin-left: 4px; } .hero { padding-top: 45px; gap: 45px; } .hero h1 { font-size: clamp(49px,12vw,70px); } .release-pill { font-size: 8px; } .hero-note { font-size: 9px; } .hero-note span { margin-inline: 4px; } .connection-scene { padding: 20px 14px; } .scene-top { font-size: 8px; } .relay-core { max-width: 260px; padding: 18px; } .machine-grid { gap: 6px; } .machine-grid strong { font-size: 9px; } .compatibility { gap: 16px; padding-block: 24px; } .compatibility > div { font-size: 12px; } .compatibility > div span { margin-inline: 5px; } .capabilities { padding-top: 65px; } .workspace { padding: 28px 18px; margin-inline: 16px; margin-bottom: 65px; } .closing { padding-bottom: 65px; } .closing-symbol { font-size: 125px; top: 45px; opacity: .3; } .site-footer { grid-template-columns: 1fr; } .site-footer nav { gap: 15px; } }
.brand-mark { background: var(--accent); padding: 4px; }
@media (prefers-reduced-motion: no-preference) {
  .hero-copy, .connection-scene { animation: enter 650ms ease-out both; }
  .connection-scene { animation-delay: 100ms; }
  @keyframes enter { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
}