:root {
  --ink: #121317;
  --ink-soft: #34353b;
  --paper: #f4f1ec;
  --paper-deep: #e9e4dd;
  --line: rgba(18, 19, 23, .16);
  --white: #fffdfa;
  --rose: #f0ecff;
  --rose-deep: #615eff;
  --lime: #e2f7f1;
  --navy: #1a1a2e;
  --max: 1240px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; color: var(--ink); background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px; line-height: 1.55; letter-spacing: 0;
}
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
.site-promo { position: relative; display: flex; min-height: 34px; align-items: center; justify-content: center; gap: 18px; padding: 6px 42px; color: rgba(255,253,250,.82); background: var(--navy); font-size: 11px; }
.site-promo a { color: var(--lime); font-weight: 700; }
.site-promo button { position: absolute; right: 22px; padding: 0; border: 0; color: rgba(255,253,250,.62); background: transparent; cursor: pointer; font-size: 18px; line-height: 1; }
.site-promo button:hover { color: var(--white); }
.site-header { position: relative; z-index: 4; display: flex; width: 100%; height: 66px; align-items: center; justify-content: space-between; padding: 0 max(24px, calc((100% - var(--max)) / 2)); color: var(--ink); background: var(--white); border-bottom: 1px solid rgba(26,26,46,.1); }
.brand, .footer-brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; }
.brand-mark { display: grid; width: 28px; height: 28px; place-items: center; color: var(--white); background: var(--rose-deep); font-size: 14px; font-weight: 800; line-height: 1; }
.brand-name { font-size: 19px; letter-spacing: .02em; }
.nav-links { display: flex; gap: 28px; margin-left: 80px; color: var(--ink-soft); font-size: 14px; }
.nav-links a, .nav-login { transition: color .2s ease; }
.nav-links a:hover, .nav-login:hover { color: var(--rose-deep); }
.nav-actions { display: flex; align-items: center; gap: 20px; font-size: 14px; }
.button { display: inline-flex; min-height: 46px; align-items: center; justify-content: center; gap: 12px; padding: 0 20px; border: 1px solid transparent; border-radius: 4px; font-size: 14px; font-weight: 700; line-height: 1; transition: transform .2s ease, background-color .2s ease, color .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-small { min-height: 38px; padding: 0 15px; font-size: 13px; }
.button-light { color: var(--white); background: var(--rose-deep); }
.button-light:hover { background: #4744cc; }
.button-outline { color: var(--white); border-color: rgba(255,253,250,.45); background: rgba(18,19,23,.18); }
.button-outline:hover { border-color: var(--white); background: rgba(18,19,23,.38); }
.hero { position: relative; min-height: 720px; overflow: hidden; color: var(--white); background-color: #313036; background-image: url('/atlas/hero.jpg?v=20260713b'); background-position: center center; background-size: cover; }
.hero::before { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(13,13,26,.78), rgba(13,13,26,.28) 64%, rgba(13,13,26,.12)), linear-gradient(0deg, rgba(13,13,26,.64), transparent 42%); content: ""; }
.hero-inner { position: relative; z-index: 1; display: grid; width: min(calc(100% - 48px), var(--max)); min-height: 720px; margin: 0 auto; grid-template-columns: minmax(0, 1.05fr) minmax(340px, .75fr); align-items: end; gap: 72px; padding: 72px 0 70px; }
.hero-copy { max-width: 680px; }
.eyebrow { margin: 0 0 22px; color: var(--rose-deep); font-size: 11px; font-weight: 800; letter-spacing: .16em; line-height: 1.3; }
.eyebrow.light { color: var(--lime); }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-weight: 700; letter-spacing: 0; }
h1 { max-width: 760px; margin-bottom: 26px; font-size: 64px; line-height: 1.04; }
.hero-lede { max-width: 530px; margin-bottom: 34px; color: rgba(255,253,250,.82); font-size: 18px; line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 30px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 18px; color: rgba(255,253,250,.7); font-size: 12px; }
.status-dot { display: inline-block; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 0 4px rgba(211,225,157,.18); }
.endpoint-panel { align-self: end; padding: 24px; border: 1px solid rgba(255,253,250,.25); border-radius: 4px; background: rgba(18,19,23,.72); box-shadow: 0 22px 70px rgba(0,0,0,.2); backdrop-filter: blur(7px); }
.panel-topline, .panel-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.panel-label, .panel-status, .panel-foot { font-size: 10px; letter-spacing: .12em; }
.panel-label, .panel-foot { color: rgba(255,253,250,.56); }
.panel-status { color: var(--lime); }
.panel-title { margin: 32px 0 13px; font-size: 22px; font-weight: 700; }
.endpoint-row { display: flex; align-items: center; gap: 10px; }
.endpoint-row code { min-width: 0; overflow-wrap: anywhere; color: var(--lime); font-family: "SFMono-Regular", Consolas, monospace; font-size: 13px; }
.copy-button { flex: 0 0 auto; padding: 5px 8px; border: 1px solid rgba(255,253,250,.32); border-radius: 3px; color: var(--white); background: transparent; cursor: pointer; font-size: 11px; }
.copy-button:hover { border-color: var(--lime); color: var(--lime); }
.panel-divider { height: 1px; margin: 24px 0 15px; background: rgba(255,253,250,.16); }
.scroll-cue { position: absolute; z-index: 2; right: max(24px, calc((100% - var(--max)) / 2)); bottom: 22px; color: rgba(255,253,250,.62); font-size: 11px; letter-spacing: .1em; }
.scroll-cue span { margin-left: 8px; color: var(--lime); font-size: 16px; }
.signal-bar { display: grid; width: min(calc(100% - 48px), var(--max)); min-height: 92px; margin: 0 auto; grid-template-columns: repeat(3, 1fr) 1.2fr; align-items: center; border-bottom: 1px solid var(--line); }
.signal-item { display: flex; align-items: center; gap: 14px; border-right: 1px solid var(--line); color: var(--ink-soft); font-size: 13px; }
.signal-item + .signal-item { padding-left: 24px; }
.signal-item strong { color: var(--rose-deep); font-size: 11px; letter-spacing: .1em; }
.signal-note { padding-left: 32px; color: #77747a; font-size: 13px; text-align: right; }
.content-section { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; }
.platform-section { padding-top: 126px; padding-bottom: 140px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 60px; }
.section-heading h2, .compatibility-heading h2 { margin-bottom: 0; font-size: 52px; line-height: 1.05; }
.section-heading h2 em { color: var(--rose-deep); font-style: normal; }
.platform-grid { display: grid; min-height: 360px; grid-template-columns: 1.2fr 1fr 1fr; gap: 14px; }
.feature { position: relative; display: flex; min-height: 360px; flex-direction: column; padding: 30px; border: 1px solid var(--line); border-radius: 4px; }
.feature-large { background: var(--paper-deep); }
.feature-accent { background: var(--rose); }
.feature-dark { color: var(--white); background: var(--ink); }
.feature-index { color: #77747a; font-size: 11px; letter-spacing: .12em; }
.feature-dark .feature-index { color: rgba(255,253,250,.58); }
.feature h3 { max-width: 270px; margin-top: auto; margin-bottom: 13px; font-size: 24px; line-height: 1.18; }
.feature p { max-width: 320px; margin-bottom: 0; color: #66636a; font-size: 14px; line-height: 1.65; }
.feature-dark p { color: rgba(255,253,250,.7); }
.feature-line { width: 42px; height: 3px; margin-top: 28px; background: var(--rose-deep); }
.feature-tag { margin-top: 18px; color: #77747a; font-size: 10px; letter-spacing: .08em; }
.text-link { margin-top: 26px; color: var(--ink); font-size: 13px; font-weight: 700; }
.text-link span { margin-left: 8px; }
.mini-grid { display: grid; width: 90px; margin-top: 30px; grid-template-columns: repeat(3, 1fr); gap: 7px; }
.mini-grid span { width: 100%; aspect-ratio: 1; border: 1px solid rgba(255,253,250,.4); }
.mini-grid span:nth-child(2), .mini-grid span:nth-child(5) { background: var(--lime); border-color: var(--lime); }
.developer-band { color: var(--white); background: var(--ink); }
.developer-inner { display: grid; min-height: 560px; grid-template-columns: .82fr 1.18fr; align-items: center; gap: 90px; padding-top: 100px; padding-bottom: 100px; }
.developer-copy h2, .cta-inner h2 { margin-bottom: 22px; font-size: 52px; line-height: 1.05; }
.developer-copy > p:not(.eyebrow) { max-width: 420px; margin-bottom: 30px; color: rgba(255,253,250,.7); line-height: 1.7; }
.code-window { overflow: hidden; border: 1px solid rgba(255,253,250,.2); border-radius: 4px; background: #1b1c21; box-shadow: 20px 24px 60px rgba(0,0,0,.28); }
.code-window-bar { display: flex; align-items: center; gap: 6px; height: 42px; padding: 0 16px; border-bottom: 1px solid rgba(255,253,250,.14); }
.code-window-bar span { width: 7px; height: 7px; border-radius: 50%; background: var(--rose-deep); }
.code-window-bar span:nth-child(2) { background: var(--lime); }
.code-window-bar span:nth-child(3) { background: #8ca5d8; }
.code-window-bar small { margin-left: 10px; color: rgba(255,253,250,.45); font-family: "SFMono-Regular", Consolas, monospace; font-size: 10px; }
.code-window pre { overflow-x: auto; margin: 0; padding: 32px; }
.code-window code { color: #f4f1ec; font-family: "SFMono-Regular", Consolas, monospace; font-size: 13px; line-height: 2; }
.code-muted { color: var(--rose); }.code-key { color: var(--lime); }.code-string { color: #e3c6a5; }
.compatibility-section { display: grid; grid-template-columns: .75fr 1.25fr; gap: 90px; padding-top: 128px; padding-bottom: 140px; }
.compatibility-heading h2 { font-size: 44px; }
.compatibility-list { border-top: 1px solid var(--line); }
.compatibility-item { display: grid; grid-template-columns: 1fr 1fr 30px; align-items: center; gap: 24px; padding: 26px 0; border-bottom: 1px solid var(--line); transition: padding .2s ease, color .2s ease; }
.compatibility-item:hover { padding-left: 10px; color: var(--rose-deep); }
.compatibility-name { font-size: 22px; font-weight: 700; }
.compatibility-detail { color: #77747a; font-family: "SFMono-Regular", Consolas, monospace; font-size: 11px; letter-spacing: .05em; }
.compatibility-arrow { color: var(--rose-deep); font-size: 21px; text-align: right; }
.cta-section { color: var(--white); background: var(--rose-deep); }
.cta-inner { width: min(calc(100% - 48px), var(--max)); min-height: 420px; margin: 0 auto; padding-top: 92px; padding-bottom: 92px; }
.cta-inner .eyebrow { color: var(--lime); }
.cta-inner h2 { font-size: 58px; }
.site-footer { display: flex; width: min(calc(100% - 48px), var(--max)); min-height: 100px; margin: 0 auto; align-items: center; justify-content: space-between; gap: 24px; color: #77747a; font-size: 12px; }
.site-footer .brand-mark { width: 24px; height: 24px; color: var(--white); background: var(--ink); font-size: 12px; }
.footer-links { display: flex; gap: 22px; }
.footer-links a:hover { color: var(--ink); }
.footer-copy { text-align: right; }
@media (max-width: 900px) {
  .nav-links { gap: 16px; margin-left: 30px; }
  .hero-inner { grid-template-columns: 1fr; gap: 34px; padding-top: 120px; }
  .endpoint-panel { width: min(100%, 580px); }
  .platform-grid { grid-template-columns: 1fr 1fr; }
  .feature-large { grid-row: span 2; }
  .developer-inner, .compatibility-section { grid-template-columns: 1fr; gap: 56px; }
  .developer-inner { padding-top: 86px; padding-bottom: 86px; }
  .compatibility-section { padding-top: 96px; padding-bottom: 110px; }
}
@media (max-width: 620px) {
  .site-header, .hero-inner, .content-section, .signal-bar, .cta-inner, .site-footer { width: calc(100% - 40px); }
  .site-header { height: 72px; }
  .nav-links, .nav-login { display: none; }
  .hero { min-height: 830px; background-position: 62% center; }
  .site-promo { justify-content: flex-start; padding-left: 20px; padding-right: 42px; }
  .hero-inner { min-height: 830px; padding-top: 72px; padding-bottom: 86px; }
  h1 { font-size: 46px; }
  .hero-lede { font-size: 16px; }
  .hero-actions { margin-bottom: 24px; }
  .hero-meta { gap: 10px 14px; font-size: 11px; }
  .endpoint-panel { padding: 20px; }
  .panel-title { margin-top: 26px; font-size: 20px; }
  .signal-bar { display: flex; min-height: auto; flex-wrap: wrap; gap: 0; padding: 8px 0; }
  .signal-item { width: 33.333%; min-height: 58px; border-right: 0; flex-direction: column; align-items: flex-start; justify-content: center; gap: 3px; }
  .signal-item + .signal-item { padding-left: 12px; }
  .signal-note { width: 100%; padding: 12px 0 4px; border-top: 1px solid var(--line); text-align: left; }
  .platform-section { padding-top: 86px; padding-bottom: 94px; }
  .section-heading { display: block; margin-bottom: 40px; }
  .section-heading h2, .developer-copy h2, .cta-inner h2 { font-size: 42px; }
  .platform-grid { display: block; }
  .feature { min-height: 300px; margin-bottom: 12px; }
  .feature-large { min-height: 330px; }
  .code-window pre { padding: 22px 18px; }
  .code-window code { font-size: 11px; }
  .compatibility-heading h2 { font-size: 38px; }
  .compatibility-item { grid-template-columns: 1fr 28px; gap: 10px; }
  .compatibility-detail { grid-column: 1 / 2; grid-row: 2; }
  .compatibility-arrow { grid-column: 2 / 3; grid-row: 1 / span 2; }
  .cta-inner { min-height: 360px; padding-top: 74px; padding-bottom: 74px; }
  .cta-inner h2 { font-size: 46px; }
  .site-footer { min-height: 140px; flex-wrap: wrap; align-content: center; }
  .footer-links { order: 3; width: 100%; }
  .footer-copy { margin-left: auto; }
}