:root {
  color-scheme: light;
  --ink: #111518;
  --ink-soft: #1c2428;
  --paper: #f4f6f5;
  --white: #ffffff;
  --green: #16856d;
  --lime: #b9ec62;
  --coral: #e45f43;
  --blue: #2878d0;
  --magenta: #b8478f;
  --muted: #596368;
  --line: #d4dcda;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; letter-spacing: 0; }
a { color: inherit; }
img { display: block; max-width: 100%; }

.site-header { position: sticky; top: 0; z-index: 20; background: rgba(17, 21, 24, .97); color: var(--white); border-bottom: 1px solid rgba(255,255,255,.15); }
.nav { width: min(1200px, calc(100% - 32px)); min-height: 66px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-weight: 800; text-decoration: none; }
.brand img { width: 38px; height: 38px; border-radius: 7px; }
.nav-links { display: flex; gap: 24px; font-size: 14px; }
.nav-links a { color: #dce3e1; text-decoration: none; }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--lime); }

.hero { position: relative; min-height: min(690px, calc(78vh - 66px)); display: flex; align-items: flex-end; overflow: hidden; background: var(--ink); color: var(--white); }
.hero picture, .hero-media, .hero-shade { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-media { object-fit: cover; object-position: center 18%; }
.hero-shade { background: rgba(5, 8, 10, .74); }
.hero-copy { position: relative; z-index: 1; width: min(1200px, calc(100% - 32px)); margin: 0 auto; padding: 62px 0 68px; }
.hero-copy h1 { margin: 8px 0 14px; font-size: 104px; line-height: .96; letter-spacing: 0; }
.hero-copy p:last-child { max-width: 740px; margin: 0; color: #f0f3f2; font-size: 30px; line-height: 1.25; }
.eyebrow { margin: 0 0 12px; color: var(--lime); font-size: 13px; font-weight: 830; text-transform: uppercase; letter-spacing: 0; }
.eyebrow.dark { color: var(--green); }

.signal-band { display: grid; grid-template-columns: repeat(4, 1fr); background: #20272a; color: var(--white); border-top: 1px solid rgba(255,255,255,.13); }
.signal-band div { min-height: 112px; padding: 27px max(24px, 3vw); border-right: 1px solid rgba(255,255,255,.13); }
.signal-band div:last-child { border-right: 0; }
.signal-band strong, .signal-band span { display: block; }
.signal-band strong { color: var(--lime); font-size: 17px; }
.signal-band span { margin-top: 7px; color: #cbd3d1; font-size: 14px; line-height: 1.4; }

.route-band, .lexicon-band { background: var(--paper); }
.screen-band, .roots-band, .privacy-band { background: var(--ink); color: var(--white); }
.daily-band { background: #e6f2ed; }
.band-inner { width: min(1200px, calc(100% - 32px)); margin: 0 auto; padding: 86px 0; }
.band-inner h2 { max-width: 940px; margin: 0 0 18px; font-size: 58px; line-height: 1.04; letter-spacing: 0; }
.lede { max-width: 870px; margin: 0; color: var(--muted); font-size: 19px; line-height: 1.65; }
.lede.light { color: #cad3d1; }

.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 44px 52px; margin-top: 56px; }
.feature-grid article { padding-top: 20px; border-top: 2px solid var(--line); }
.feature-grid h3 { margin: 18px 0 8px; font-size: 26px; }
.feature-grid p { margin: 0; color: var(--muted); line-height: 1.6; }
.feature-index { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 32px; border: 1px solid currentColor; border-radius: 4px; font-weight: 820; }
.green { color: var(--green); }
.coral { color: var(--coral); }
.blue { color: var(--blue); }
.magenta { color: var(--magenta); }

.screen-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 46px; }
.screen-grid figure { margin: 0; overflow: hidden; background: var(--ink-soft); border: 1px solid #384247; border-radius: 6px; }
.screen-grid img { width: 100%; aspect-ratio: 1290 / 2796; object-fit: cover; object-position: top; }
.screen-grid figcaption { min-height: 72px; padding: 15px; color: #d8e0de; font-size: 14px; line-height: 1.45; }

.split-layout { display: grid; grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr); gap: 54px; align-items: center; }
.split-layout.reverse { grid-template-columns: minmax(0, 1.22fr) minmax(0, .78fr); }
.split-layout img { border: 1px solid #baccc5; border-radius: 6px; box-shadow: 0 24px 60px rgba(22, 66, 54, .16); }
.roots-band .split-layout img { border-color: #3b4649; box-shadow: 0 24px 60px rgba(0,0,0,.28); }
.plain-ledger { list-style: none; margin: 34px 0 0; padding: 0; border-top: 1px solid #bed5cc; }
.plain-ledger li { display: grid; grid-template-columns: 150px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid #bed5cc; }
.plain-ledger strong { color: var(--green); }
.plain-ledger span { color: var(--muted); }
.root-strip { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 32px; }
.root-strip span { padding: 10px 12px; color: var(--lime); border: 1px solid #465156; border-radius: 4px; font-size: 14px; }

.source-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 46px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.source-grid div { padding: 24px; border-right: 1px solid var(--line); }
.source-grid div:last-child { border-right: 0; }
.source-grid strong, .source-grid span { display: block; }
.source-grid strong { color: var(--green); }
.source-grid span { margin-top: 8px; color: var(--muted); line-height: 1.45; }
.source-links { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 28px; }
.source-links a { color: var(--blue); font-weight: 760; text-decoration-thickness: 1px; text-underline-offset: 4px; }

.compact-band { max-width: 1000px; margin-left: auto; margin-right: auto; text-align: center; }
.compact-band h2 { margin-left: auto; margin-right: auto; }
.compact-band p:last-child { max-width: 850px; margin: 0 auto; color: #cbd4d2; font-size: 19px; line-height: 1.65; }

.site-footer { background: #050708; color: #b9c2c0; }
.footer-inner { width: min(1200px, calc(100% - 32px)); min-height: 88px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; font-size: 14px; }
.footer-inner nav { display: flex; gap: 20px; }

.legal-hero { background: #20272a; color: var(--white); }
.legal-hero .band-inner { padding-top: 72px; padding-bottom: 72px; }
.legal-hero h1 { margin: 0 0 16px; font-size: 68px; letter-spacing: 0; }
.legal-hero p { max-width: 800px; color: #cbd3d1; font-size: 18px; line-height: 1.6; }
.legal-hero .meta-line { color: #97a5a1; font-size: 14px; }
.legal-content { width: min(900px, calc(100% - 32px)); margin: 0 auto; padding: 60px 0 88px; }
.legal-section { padding: 28px 0; border-bottom: 1px solid var(--line); }
.legal-section h2 { margin: 0 0 10px; font-size: 25px; letter-spacing: 0; }
.legal-section h3 { margin: 24px 0 8px; font-size: 18px; }
.legal-section p, .legal-section li { color: var(--muted); line-height: 1.65; }
.legal-section ul { padding-left: 20px; }
.contact-link { display: inline-block; margin-top: 10px; color: var(--blue); font-weight: 760; }

@media (max-width: 900px) {
  .hero-copy h1 { font-size: 72px; }
  .hero-copy p:last-child { font-size: 25px; }
  .band-inner h2 { font-size: 44px; }
  .nav-links a:nth-child(-n+2) { display: none; }
  .signal-band { grid-template-columns: repeat(2, 1fr); }
  .signal-band div:nth-child(2) { border-right: 0; }
  .signal-band div:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.13); }
  .screen-grid { grid-template-columns: repeat(2, 1fr); }
  .split-layout, .split-layout.reverse { grid-template-columns: 1fr; }
  .split-layout.reverse img { order: 2; }
  .source-grid { grid-template-columns: repeat(2, 1fr); }
  .source-grid div:nth-child(2) { border-right: 0; }
  .source-grid div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
}

@media (max-width: 560px) {
  .nav { min-height: 58px; }
  .nav-links { gap: 14px; }
  .hero { min-height: 70vh; }
  .hero-media { object-position: center top; }
  .hero-copy { padding-bottom: 48px; }
  .hero-copy h1 { font-size: 48px; }
  .hero-copy p:last-child { font-size: 21px; }
  .signal-band, .feature-grid, .screen-grid, .source-grid { grid-template-columns: 1fr; }
  .signal-band div, .source-grid div { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.13); }
  .source-grid div { border-bottom-color: var(--line); }
  .band-inner { padding: 62px 0; }
  .band-inner h2 { font-size: 34px; }
  .screen-grid { max-width: 330px; margin-left: auto; margin-right: auto; }
  .plain-ledger li { grid-template-columns: 118px 1fr; }
  .legal-hero h1 { font-size: 42px; }
  .footer-inner { min-height: 108px; flex-direction: column; align-items: flex-start; justify-content: center; }
}