:root {
  color-scheme: dark;
  --bg: #101514;
  --surface: #171e1b;
  --surface-2: #202a24;
  --ink: #f0f1e9;
  --ink-2: #c6cec7;
  --ink-3: #99a79d;
  --accent: #c1e99a;
  --accent-ink: #182312;
  --hair: #303c34;
  --hair-2: #526250;
  --chrome: rgba(16, 21, 20, .94);
  --screen: #111715;
  --ok: #a4d782;
  --warn: #e3bd7b;
  --grok: #c9b7e5;
  --sys: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --display: var(--sys);
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --wrap: 1168px;
  --gutter: 32px;
  --bar: 84px;
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #f5f5f0;
  --surface: #fffefa;
  --surface-2: #e8eee1;
  --ink: #1b2820;
  --ink-2: #435347;
  --ink-3: #59695d;
  --accent: #3e672c;
  --accent-ink: #ffffff;
  --hair: #d7ddcf;
  --hair-2: #a0ae98;
  --chrome: rgba(245, 245, 240, .95);
  --screen: #f6f8f0;
  --ok: #3e672c;
  --warn: #8e611c;
  --grok: #7855a2;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--bar) + 24px); }
body {
  margin: 0;
  min-width: 280px;
  background: var(--bg);
  color: var(--ink-2);
  font: 16px/1.6 var(--sys);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, p, ul, ol, figure { margin: 0; }
img { display: block; max-width: 100%; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: var(--ink); text-decoration: none; }
a:hover { color: var(--accent); }
button { font: inherit; }
::selection { background: var(--accent); color: var(--accent-ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
section:focus { outline: none; }
.skip {
  position: fixed; left: 16px; top: -80px; z-index: 1000;
  padding: 12px 20px; background: var(--accent); color: var(--accent-ink);
  border-radius: 8px; font-weight: 600;
}
.skip:focus { top: 16px; }

/* One restrained navigation bar, with larger touch targets. */
.menubar {
  position: sticky; top: 0; z-index: 90;
  display: flex; align-items: center; gap: 24px;
  height: var(--bar);
  padding-inline: max(var(--gutter), calc((100% - var(--wrap)) / 2 + var(--gutter)));
  background: var(--chrome); border-bottom: 1px solid var(--hair);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
}
.brand { display: inline-flex; align-items: center; gap: 12px; white-space: nowrap; font-size: 15px; font-weight: 650; letter-spacing: -.025em; }
.brand-tile { font-size: 27px; line-height: 1; letter-spacing: -.08em; color: var(--accent); margin-right: 3px; }
.menubar-nav { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.menubar-nav a { display: flex; align-items: center; min-height: 44px; padding: 0 12px; border-radius: 6px; color: var(--ink-3); font-size: 13px; transition: color .2s, background .2s; }
.menubar-nav a:hover, .menubar-nav a.is-on { color: var(--ink); background: var(--surface-2); }
.menubar-nav .menubar-talk { color: var(--accent); }
.menubar-end { display: flex; align-items: center; gap: 16px; }
.clock { font: 11px var(--mono); color: var(--ink-3); white-space: nowrap; font-variant-numeric: tabular-nums; }
.theme-toggle { display: grid; place-items: center; width: 44px; height: 44px; padding: 0; border: 1px solid var(--hair); border-radius: 50%; background: transparent; color: var(--ink-2); cursor: pointer; transition: border-color .2s, background .2s; }
.theme-toggle:hover { background: var(--surface-2); border-color: var(--hair-2); }
.theme-toggle svg { grid-area: 1 / 1; width: 17px; height: 17px; }
.theme-toggle .ico-moon, html[data-theme="light"] .theme-toggle .ico-sun { display: none; }
html[data-theme="light"] .theme-toggle .ico-moon { display: block; }
.tabbar { display: none; }

/* Shared page rhythm. */
.stage { width: 100%; max-width: var(--wrap); margin-inline: auto; padding: 72px var(--gutter) 80px; display: grid; gap: 112px; }
section { min-width: 0; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) 250px; gap: 48px 68px; align-items: center; }
.hero-copy { min-width: 0; }
.hero-eyebrow { display: flex; align-items: center; gap: 10px; color: var(--ink-2); font: 11px/1.6 var(--mono); text-transform: uppercase; letter-spacing: .12em; margin-bottom: 28px; }
.beacon { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); flex: none; }
h1 { color: var(--ink); font-size: clamp(42px, 5.6vw, 72px); line-height: 1.06; letter-spacing: -.065em; font-weight: 550; margin-bottom: 26px; }
h1 span { color: var(--accent); }
.lede { font-size: 17px; color: var(--ink); line-height: 1.6; margin-bottom: 10px; max-width: 540px; }
.hero-intro { color: var(--ink-3); font-size: 15px; max-width: 490px; line-height: 1.7; margin-bottom: 30px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 12px 20px; border: 1px solid transparent; border-radius: 8px; font-size: 13px; font-weight: 600; line-height: 1.4; transition: background .2s, border-color .2s, transform .2s; }
.btn svg { width: 15px; height: 15px; flex: none; }
.btn-solid { color: var(--accent-ink); background: var(--accent); }
.btn-solid:hover { color: var(--accent-ink); filter: brightness(1.08); transform: translateY(-2px); }
.btn-solid span { margin-left: 8px; }
.btn-ghost { color: var(--ink); border-color: var(--hair-2); }
.btn-ghost:hover { color: var(--ink); background: var(--surface-2); border-color: var(--ink-3); }
.profile { border-left: 1px solid var(--hair); padding-left: 36px; }
.portrait-wrap { margin-bottom: 22px; width: 148px; padding: 7px; border: 1px solid var(--hair-2); border-radius: 50%; }
.portrait { width: 132px; height: 132px; border-radius: 50%; object-fit: cover; }
.portrait-light, html[data-theme="light"] .portrait-dark { display: none; }
html[data-theme="light"] .portrait-light { display: block; }
.byline-name { color: var(--ink); font-size: 20px; font-weight: 600; letter-spacing: -.03em; margin-bottom: 6px; }
.byline-role { font-size: 13px; color: var(--ink-2); line-height: 1.7; }
.byline-role a { color: var(--accent); text-decoration: underline; text-decoration-color: var(--hair-2); text-underline-offset: 4px; }
.profile-location { margin-top: 10px; color: var(--ink-3); font-size: 12px; }
.profile-socials { display: flex; flex-wrap: wrap; gap: 0 16px; margin-top: 14px; }
.profile-link { min-height: 44px; border: 0; padding: 0; border-radius: 2px; color: var(--ink-3); font-size: 12px; }
.profile-link:hover { color: var(--accent); }
.receipts { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); list-style: none; padding: 28px 0; border-top: 1px solid var(--hair); border-bottom: 1px solid var(--hair); margin-top: 10px; }
.receipts li + li { border-left: 1px solid var(--hair); padding-left: 30px; }
.receipts a { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 16px; min-height: 48px; padding-right: 28px; }
.receipts strong { font-size: 34px; line-height: 1; letter-spacing: -.05em; font-weight: 500; color: var(--ink); }
.receipts span { max-width: 132px; font-size: 12px; line-height: 1.5; color: var(--ink-3); }
.receipts .go { font-size: 18px; font-style: normal; color: var(--ink-3); transition: transform .2s; }
.receipts a:hover .go { color: var(--accent); transform: translateX(4px); }
.sec-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .7fr); align-items: end; gap: 12px 48px; margin-bottom: 36px; }
.sec-index { grid-column: 1 / -1; font: 11px/1.6 var(--mono); letter-spacing: .11em; text-transform: uppercase; color: var(--accent); }
.sec-head h2 { color: var(--ink); font-size: clamp(30px, 3vw, 40px); line-height: 1.15; font-weight: 500; letter-spacing: -.045em; }
.sec-dek { max-width: 380px; font-size: 14px; line-height: 1.65; color: var(--ink-3); }
.eyebrow { font: 10px/1.7 var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--ink-3); }

/* Products retain their working demos, with quieter presentation. */
.features { display: grid; gap: 24px; }
.feature { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1fr); align-items: center; gap: 36px; padding: 38px; border-radius: 16px; border: 1px solid var(--hair); background: var(--surface); }
.feature-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 28px; gap: 12px; }
.project-number { color: var(--ink-3); font: 10px/1.5 var(--mono); letter-spacing: .08em; }
.plate { display: grid; place-items: center; width: 52px; height: 52px; padding: 8px; border-radius: 13px; background: #fff; flex: none; }
.plate img { width: 100%; height: 100%; object-fit: contain; }
.plate.ink { background: #111; border: 1px solid #333; }
.plate.ink img { filter: invert(1); }
.feature h3 { font-size: 34px; font-weight: 550; letter-spacing: -.04em; line-height: 1.2; margin: 10px 0 16px; color: var(--ink); }
.feature-desc { color: var(--ink-2); font-size: 14px; line-height: 1.8; max-width: 390px; }
.product-details { display: flex; flex-wrap: wrap; list-style: none; gap: 8px; padding: 0; margin: 22px 0 26px; }
.product-details li { color: var(--ink-3); border: 1px solid var(--hair); padding: 3px 9px; border-radius: 4px; font-size: 10px; }
.feature-links { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; font-size: 13px; font-weight: 600; }
.feature-links a { display: inline-flex; align-items: center; gap: 14px; min-height: 44px; color: var(--accent); }
.feature-links .quiet { color: var(--ink-3); font-weight: 400; }
.feature-links a:hover { text-decoration: underline; text-underline-offset: 5px; }
.feature-demo { min-width: 0; }
.screen { background: var(--screen); border: 1px solid var(--hair); border-radius: 12px; overflow: hidden; box-shadow: 0 16px 40px #00000018; }
.screen-bar { display: flex; align-items: center; gap: 12px; min-height: 38px; padding: 10px 12px; border-bottom: 1px solid var(--hair); color: var(--ink-3); font: 10px/1.4 var(--mono); }
.demo-label { margin-left: auto; font-size: 9px; color: var(--accent); white-space: nowrap; }
.dots { display: inline-flex; gap: 4px; flex: none; }
.dots i { display: block; width: 7px; height: 7px; background: #b45f57; border-radius: 50%; }
.dots i:nth-child(2) { background: #bba063; }
.dots i:nth-child(3) { background: #73925d; }
.screen-body { padding: 16px; }
.screen-note { padding: 0 16px 14px; color: var(--ink-3); font-size: 10px; line-height: 1.6; }
.spiral-stage { max-width: 328px; width: 100%; aspect-ratio: 1; margin: 0 auto; }
vortex-spiral { display: block; width: 100%; height: 100%; }
.stream { display: grid; gap: 7px; }
.stream-row { appearance: none; display: grid; grid-template-columns: 6px 20px minmax(60px, auto) minmax(0, 1fr) auto; gap: 9px; align-items: center; width: 100%; min-height: 52px; padding: 10px; text-align: left; color: var(--ink-2); font-size: 11px; border: 1px solid transparent; border-radius: 6px; background: transparent; cursor: pointer; }
.stream-row:hover { background: var(--surface-2); }
.stream-row.is-on { background: var(--surface-2); border-color: var(--hair-2); }
.stream-row[data-tone="run"] { --tone: var(--ok); }
.stream-row[data-tone="idle"] { --tone: var(--warn); }
.stream-row[data-tone="stream"] { --tone: var(--grok); }
.stream-row[data-tone="work"] { --tone: var(--accent); }
.stream-dot { width: 5px; height: 5px; border-radius: 50%; background: var(--tone); }
.provider-icon { width: 20px; height: 20px; border-radius: 5px; object-fit: cover; }
.stream-row strong { color: var(--ink); font-weight: 550; }
.stream-row .proj { font-size: 9px; color: var(--ink-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.stream-row .st { color: var(--tone); text-align: right; font: 9px var(--mono); }

/* Supporting material has a consistent editorial grid. */
.principles, .career, .essays, .titles { list-style: none; padding: 0; }
.principles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--hair); }
.principle { padding: 28px 24px 4px 0; }
.principle + .principle { border-left: 1px solid var(--hair); padding-left: 24px; }
.principle .eyebrow { color: var(--accent); margin-bottom: 24px; }
.principle h3 { color: var(--ink); font-size: 17px; line-height: 1.35; letter-spacing: -.02em; font-weight: 550; margin-bottom: 12px; }
.principle p:last-child { font-size: 13px; line-height: 1.8; color: var(--ink-3); }
.career { border-bottom: 1px solid var(--hair); }
.org { display: grid; grid-template-columns: 46px minmax(0, 1fr); gap: 24px; padding: 28px 0; border-top: 1px solid var(--hair); }
.org .plate { width: 46px; height: 46px; border-radius: 10px; padding: 7px; }
.org-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 6px 24px; margin-bottom: 18px; }
.org-head h3 { color: var(--ink); font-size: 19px; letter-spacing: -.025em; font-weight: 550; }
.org-meta { color: var(--ink-3); font: 10px/1.6 var(--mono); }
.titles { display: grid; gap: 12px; border-left: 1px solid var(--hair); padding-left: 18px; }
.titles li { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: baseline; gap: 3px 24px; }
.titles strong { color: var(--ink-2); font-size: 13px; font-weight: 500; }
.titles .is-now strong { color: var(--accent); }
.titles time { color: var(--ink-3); font: 10px/1.6 var(--mono); white-space: nowrap; }
.titles p { grid-column: 1 / -1; color: var(--ink-3); font-size: 13px; max-width: 620px; line-height: 1.7; }
.essays { border-bottom: 1px solid var(--hair); }
.essay { display: grid; grid-template-columns: 104px minmax(0, 1fr) 44px; align-items: start; gap: 26px; padding: 28px 0; border-top: 1px solid var(--hair); transition: background .2s; }
.essay time { color: var(--ink-3); font: 10px/1.6 var(--mono); padding-top: 5px; }
.essay h3 { color: var(--ink); font-size: 19px; font-weight: 500; letter-spacing: -.025em; line-height: 1.4; max-width: 760px; margin-bottom: 9px; transition: color .2s; }
.essay p { color: var(--ink-3); font-size: 13px; }
.essay-arrow { display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--hair); border-radius: 50%; color: var(--ink-3); transition: color .2s, transform .2s, border-color .2s; }
.essay:hover h3 { color: var(--accent); }
.essay:hover .essay-arrow { color: var(--accent); border-color: var(--hair-2); transform: translate(2px, -2px); }
.inbound { display: grid; justify-items: center; padding: 64px 32px; text-align: center; border: 1px solid var(--hair); border-radius: 16px; background: var(--surface-2); }
.inbound .eyebrow { color: var(--accent); margin-bottom: 22px; }
.inbound h2 { color: var(--ink); font-size: clamp(34px, 4.2vw, 56px); line-height: 1.08; font-weight: 500; letter-spacing: -.05em; margin-bottom: 20px; }
.inbound > p:not(.eyebrow) { max-width: 370px; font-size: 14px; color: var(--ink-2); margin-bottom: 28px; }
.inbound .actions { justify-content: center; }
.foot { display: flex; justify-content: space-between; flex-wrap: wrap; align-items: center; gap: 16px; padding-top: 0; padding-bottom: 38px; color: var(--ink-3); font-size: 11px; }
.foot a { display: inline-flex; align-items: center; gap: 14px; min-height: 44px; color: var(--ink-2); }
.footer-dot { margin: 0 10px; color: var(--hair-2); }
.lost { min-height: 70vh; align-content: center; gap: 24px; }
.lost a { text-decoration: underline; text-underline-offset: 6px; }

/* Blog archive: a featured newest essay followed by a readable post list. */
.all-posts-link { display: inline-flex; align-items: center; gap: 18px; min-height: 48px; margin-top: 18px; color: var(--accent); font-size: 13px; font-weight: 600; }
.all-posts-link:hover { text-decoration: underline; text-underline-offset: 5px; }
.blog-stage { max-width: 1000px; gap: 58px; }
.back-link { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; margin-bottom: 32px; color: var(--ink-3); font-size: 12px; }
.blog-intro .hero-eyebrow { margin-bottom: 18px; }
.blog-intro h1 { font-size: clamp(42px, 5.6vw, 68px); letter-spacing: -.055em; margin-bottom: 22px; }
.blog-description { color: var(--ink-2); font-size: 17px; line-height: 1.75; max-width: 560px; }
.blog-author { display: flex; align-items: center; gap: 12px; margin-top: 24px; color: var(--ink-3); font-size: 12px; }
.blog-author .portrait { width: 44px; height: 44px; }
.archive-heading { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px 20px; margin-bottom: 22px; }
.archive-heading p { font-size: 14px; color: var(--ink); font-weight: 600; }
.archive-heading > span { color: var(--ink-3); font: 11px/1.6 var(--mono); }
.blog-posts { list-style: none; padding: 0; }
.blog-post { display: grid; gap: 14px; padding: 32px 0; border-bottom: 1px solid var(--hair); }
.blog-post.is-latest { border: 1px solid var(--hair); border-radius: 14px; padding: 36px; background: var(--surface); margin-bottom: 8px; }
.post-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 10px 18px; font: 11px/1.7 var(--mono); color: var(--ink-3); }
.post-meta .latest-label { color: var(--accent); background: var(--surface-2); padding: 3px 9px; border-radius: 4px; font-size: 10px; }
.blog-post h2 { color: var(--ink); font-size: 26px; font-weight: 500; letter-spacing: -.03em; line-height: 1.35; max-width: 780px; transition: color .2s; }
.blog-post.is-latest h2 { font-size: 34px; line-height: 1.25; }
.blog-post > p { color: var(--ink-3); font-size: 14px; line-height: 1.7; }
.post-read { display: inline-flex; align-items: center; gap: 12px; color: var(--accent); font-size: 12px; font-weight: 600; margin-top: 6px; }
.post-read > span { transition: transform .2s; }
.blog-post:hover h2 { color: var(--accent); }
.blog-post:hover .post-read > span { transform: translate(2px, -2px); }

@media (max-width: 1050px) {
  .menubar { gap: 16px; }
  .menubar-nav { gap: 0; }
  .menubar-nav a { padding-inline: 9px; font-size: 12px; }
  .clock { display: none; }
  .hero { grid-template-columns: minmax(0, 1fr) 220px; gap: 40px; }
  .profile { padding-left: 28px; }
  .feature { padding: 28px; gap: 28px; }
  .stream-row .proj { display: none; }
  .stream-row { grid-template-columns: 6px 20px minmax(0, 1fr) auto; }
  .demo-label { display: none; }
  .principles { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px 0; }
  .principle:nth-child(3) { border-left: 0; padding-left: 0; }
}
@media (max-width: 760px) {
  :root { --gutter: 24px; --bar: 72px; }
  .menubar { justify-content: space-between; }
  .menubar-nav { display: none; }
  .clock { display: block; }
  .stage { padding-top: 48px; gap: 76px; padding-bottom: 56px; }
  .hero { grid-template-columns: minmax(0, 1fr) 190px; gap: 32px 24px; }
  h1 { font-size: 44px; }
  .hero-eyebrow { font-size: 9px; }
  .profile { padding-left: 22px; }
  .portrait-wrap { width: 110px; padding: 5px; }
  .portrait { width: 98px; height: 98px; }
  .byline-name { font-size: 18px; }
  .lede { font-size: 15px; }
  .hero-intro { font-size: 13px; }
  .receipts a { gap: 10px; padding-right: 16px; }
  .receipts li + li { padding-left: 16px; }
  .receipts .go { display: none; }
  .receipts strong { font-size: 28px; }
  .receipts span { font-size: 11px; }
  .sec-head { gap: 12px 28px; }
  .sec-dek { font-size: 13px; }
  .feature { grid-template-columns: 1fr; gap: 28px; }
  .feature-copy { max-width: none; }
  .feature-top { margin-bottom: 20px; }
  .feature-desc { max-width: 100%; }
  .feature-demo { width: 100%; }
  .stream-row { grid-template-columns: 6px 20px minmax(60px, auto) minmax(0, 1fr) auto; }
  .stream-row .proj, .demo-label { display: block; }
  .feature-links { margin-top: -8px; }
  .screen-body { padding: 18px; }
  .tabbar { position: fixed; z-index: 90; bottom: 0; left: 0; right: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); padding: 7px 12px calc(7px + env(safe-area-inset-bottom, 0px)); background: var(--chrome); border-top: 1px solid var(--hair); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); }
  .tabbar a { min-height: 48px; display: grid; justify-items: center; align-content: center; gap: 4px; font-size: 9px; color: var(--ink-3); border-radius: 6px; }
  .tabbar svg { width: 19px; height: 19px; }
  .tabbar a.is-on { color: var(--accent); background: var(--surface-2); }
  body:has(.tabbar) { padding-bottom: calc(62px + env(safe-area-inset-bottom, 0px)); }
  .foot { padding-top: 0; padding-bottom: 24px; }
}
@media (max-width: 560px) {
  :root { --gutter: 22px; --bar: 68px; }
  .brand { font-size: 14px; gap: 10px; }
  .menubar-end { gap: 10px; }
  .clock { font-size: 10px; }
  .hero { grid-template-columns: 1fr; gap: 30px; }
  h1 { font-size: clamp(39px, 10.7vw, 58px); margin-bottom: 22px; }
  .hero-eyebrow { font-size: 9px; letter-spacing: .08em; margin-bottom: 23px; }
  .lede { max-width: 340px; font-size: 16px; }
  .hero-intro { max-width: 340px; font-size: 14px; margin-bottom: 26px; }
  .profile { display: grid; grid-template-columns: 64px minmax(0, 1fr); align-items: center; gap: 2px 16px; border-left: 0; padding: 22px 0 0; border-top: 1px solid var(--hair); }
  .portrait-wrap { grid-row: 1 / 4; width: 64px; padding: 3px; margin: 0; }
  .portrait { width: 56px; height: 56px; }
  .byline-name { font-size: 17px; margin: 0; }
  .byline-role { font-size: 11px; }
  .profile-location { margin: 0; font-size: 10px; }
  .profile-socials { grid-column: 2; margin: 0; gap: 18px; }
  .profile-link { font-size: 11px; min-height: 36px; }
  .profile-link svg { width: 13px; height: 13px; }
  .receipts { gap: 0; padding: 20px 0; margin-top: 0; }
  .receipts a { display: flex; flex-direction: column; align-items: start; gap: 8px; padding-right: 8px; }
  .receipts span { max-width: 92px; font-size: 10px; }
  .receipts strong { font-size: 28px; }
  .receipts li + li { padding-left: 14px; }
  .sec-head { grid-template-columns: 1fr; gap: 10px; margin-bottom: 28px; }
  .sec-head h2 { font-size: 32px; }
  .sec-index { margin-bottom: 3px; }
  .sec-dek { max-width: 310px; }
  .feature { padding: 22px; border-radius: 12px; gap: 24px; }
  .feature h3 { font-size: 30px; }
  .feature-desc { font-size: 13px; }
  .product-details { margin-block: 18px 22px; gap: 6px; }
  .product-details li { font-size: 9px; padding: 3px 7px; }
  .project-number { font-size: 9px; }
  .screen-bar { font-size: 9px; gap: 8px; }
  .screen-body { padding: 10px; }
  .screen-note { padding-inline: 12px; font-size: 9px; }
  .demo-label { display: none; }
  .stream-row { grid-template-columns: 5px 18px minmax(0, 1fr) auto; padding-inline: 8px; gap: 7px; }
  .stream-row .proj { display: none; }
  .stream-row strong { font-size: 11px; }
  .principles { grid-template-columns: 1fr; gap: 0; }
  .principle, .principle + .principle { border-left: 0; padding: 24px 0; }
  .principle + .principle { border-top: 1px solid var(--hair); }
  .principle .eyebrow { margin-bottom: 12px; font-size: 10px; }
  .principle h3 { font-size: 18px; }
  .principle p:last-child { font-size: 14px; line-height: 1.8; }
  .org { grid-template-columns: 36px minmax(0, 1fr); gap: 14px; padding-block: 24px; }
  .org .plate { width: 36px; height: 36px; padding: 5px; border-radius: 8px; }
  .org-head { gap: 4px; flex-direction: column; margin-bottom: 16px; }
  .org-head h3 { font-size: 18px; }
  .titles { padding-left: 13px; gap: 16px; }
  .titles li { grid-template-columns: 1fr; gap: 4px; }
  .titles strong { font-size: 13px; }
  .titles p { font-size: 13px; }
  .titles time, .org-meta { font-size: 9px; }
  .essay { grid-template-columns: minmax(0, 1fr) 32px; gap: 8px 16px; padding-block: 24px; }
  .essay time { grid-column: 1; padding: 0; }
  .essay-body { grid-column: 1; }
  .essay-arrow { grid-column: 2; grid-row: 1 / 3; align-self: center; width: 32px; height: 32px; }
  .essay h3 { font-size: 17px; }
  .essay p { font-size: 12px; line-height: 1.7; }
  .inbound { padding: 42px 20px; border-radius: 12px; }
  .inbound h2 { font-size: 36px; }
  .inbound .eyebrow { font-size: 9px; }
  .inbound .btn { padding-inline: 14px; font-size: 12px; }
  .foot { font-size: 10px; gap: 6px; }
  .blog-stage { gap: 42px; padding-top: 24px; }
  .back-link { margin-bottom: 24px; }
  .blog-intro h1 { font-size: 44px; max-width: 340px; }
  .blog-description { font-size: 15px; }
  .archive-heading > span { font-size: 10px; }
  .blog-post { padding-block: 28px; }
  .blog-post.is-latest { padding: 24px 20px; }
  .blog-post h2 { font-size: 22px; }
  .blog-post.is-latest h2 { font-size: 27px; }
  .blog-post > p { font-size: 13px; }
  .post-meta { font-size: 10px; gap: 8px 12px; }
}
@media (max-width: 359px) {
  :root { --gutter: 16px; }
  .clock { display: none; }
  .btn { padding-inline: 14px; font-size: 12px; }
  .feature { padding: 18px; }
  .principles { grid-template-columns: 1fr; gap: 0; }
  .principle, .principle + .principle { border-left: 0; padding: 24px 0; }
  .principle + .principle { border-top: 1px solid var(--hair); }
  .inbound .actions { flex-direction: column; width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}
@media (prefers-reduced-transparency: reduce) {
  .menubar, .tabbar { background: var(--bg); backdrop-filter: none; -webkit-backdrop-filter: none; }
}
@media (prefers-contrast: more) {
  :root { --ink-2: #e7eee8; --ink-3: #c9d6cb; --hair: #6b7c6f; }
  html[data-theme="light"] { --ink-2: #203126; --ink-3: #344938; --hair: #7d8c76; }
}