:root {
  color-scheme: light;
  --paper: #f3f6f7;
  --card: #ffffff;
  --ink: #1b1e23;
  --soft-ink: #3b424c;
  --muted: #68717d;
  --line: #d8dfe5;
  --line-strong: #8995a2;
  --graphite: #11151a;
  --cobalt: #2457e6;
  --cobalt-soft: #dce6ff;
  --signal: #22a675;
  --signal-soft: #e1f7ef;
  --tangerine: #ff6b3d;
  --citron: #dce95a;
  --max: 1180px;
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI Variable", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 88% 7%, rgba(36, 87, 230, 0.1), transparent 24rem),
    var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.55;
}

a { color: inherit; }

.u-skip {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 11px 15px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--card);
  font-weight: 750;
  text-decoration: none;
  transform: translateY(-180%);
}

.u-skip:focus { transform: translateY(0); }

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--cobalt);
  outline-offset: 3px;
}

.u-header {
  position: sticky;
  z-index: 40;
  top: 0;
  border-bottom: 1px solid rgba(216, 223, 229, 0.8);
  background: rgba(243, 246, 247, 0.88);
  backdrop-filter: blur(18px) saturate(130%);
}

.u-nav {
  width: min(var(--max), calc(100% - 48px));
  min-height: 72px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
}

.u-brand {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 760;
  letter-spacing: -0.035em;
  text-decoration: none;
}

.u-brand img { width: 34px; height: 34px; border-radius: 9px; }

.u-nav-links { display: flex; align-items: center; gap: 30px; }
.u-nav-links a { color: var(--soft-ink); font-size: 14px; font-weight: 650; text-decoration: none; }
.u-nav-links .is-current { color: var(--ink); }
.u-nav-cta {
  justify-self: end;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 8px;
  padding: 0 16px;
  background: var(--graphite);
  color: #fff;
  font-size: 14px;
  font-weight: 750;
  text-decoration: none;
}

main { width: min(var(--max), calc(100% - 48px)); margin: 0 auto; }

.u-hero {
  min-height: 590px;
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(300px, 0.65fr);
  align-items: center;
  gap: clamp(48px, 8vw, 112px);
  padding: 86px 0 76px;
}

.u-hero-copy { max-width: 790px; }

.u-kicker,
.u-section-label {
  margin: 0 0 20px;
  color: var(--soft-ink);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.u-kicker { display: flex; align-items: center; gap: 10px; }
.u-kicker span { width: 8px; height: 8px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 5px rgba(34, 166, 117, 0.12); }

.u-hero h1 {
  margin: 0;
  font-size: clamp(58px, 7.2vw, 94px);
  font-weight: 730;
  letter-spacing: -0.06em;
  line-height: 0.96;
}

.u-hero h1 em { color: var(--cobalt); font: inherit; font-style: normal; }

.u-lede {
  max-width: 680px;
  margin: 30px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 21px);
  line-height: 1.65;
}

.u-latest {
  min-height: 260px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 30px;
  background: var(--card);
  box-shadow: 0 28px 70px rgba(27, 30, 35, 0.1);
}

.u-live-dot { width: 42px; height: 5px; margin-bottom: auto; border-radius: 999px; background: linear-gradient(90deg, var(--tangerine) 0 32%, var(--citron) 32% 65%, var(--signal) 65%); }
.u-latest p { margin: 0 0 10px; color: var(--muted); font-size: 13px; font-weight: 750; letter-spacing: 0.08em; text-transform: uppercase; }
.u-latest strong { font-size: 30px; letter-spacing: -0.04em; }
.u-latest > span:last-child { margin-top: 4px; color: var(--cobalt); font-weight: 700; }

.u-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line-strong);
  padding: 34px 0 28px;
}

.u-toolbar .u-section-label { margin-bottom: 4px; }
.u-count { margin: 0; color: var(--muted); font-size: 14px; }

.u-filters { display: flex; gap: 8px; }
.u-filters button {
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 15px;
  background: rgba(255, 255, 255, 0.58);
  color: var(--soft-ink);
  cursor: pointer;
  font: inherit;
  font-size: 13px;
  font-weight: 700;
}
.u-filters button.is-active { border-color: var(--graphite); background: var(--graphite); color: #fff; }

.u-timeline { border-top: 1px solid var(--line); }
.u-loading { padding: 48px 0; color: var(--muted); }
.u-loading.is-error { color: #9b302b; }

.u-release {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  border-bottom: 1px solid var(--line);
}

.u-rail { position: relative; padding-top: 50px; }
.u-rail::before { content: ""; position: absolute; top: 0; bottom: 0; left: 16px; width: 1px; background: var(--line-strong); }
.u-rail span { position: relative; z-index: 1; width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--graphite); border-radius: 50%; background: var(--paper); font-size: 11px; font-weight: 800; }

.u-release-body { padding: 48px 0 74px; }
.u-release-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; }
.u-release-meta { margin: 0 0 10px; display: flex; flex-wrap: wrap; gap: 9px; color: var(--muted); font-size: 13px; font-weight: 650; }
.u-release-meta span::before { content: "·"; margin-right: 9px; }
.u-release-heading h2 { margin: 0; font-size: clamp(34px, 4vw, 52px); letter-spacing: -0.045em; line-height: 1.04; }
.u-release-heading h2 em { display: block; margin-top: 6px; color: var(--cobalt); font: inherit; font-size: 0.56em; font-style: normal; letter-spacing: -0.02em; }
.u-build { flex: 0 0 auto; border: 1px solid var(--line); border-radius: 999px; padding: 7px 12px; background: var(--card); color: var(--muted); font-size: 12px; font-weight: 750; }

.u-release-summary { max-width: 790px; margin: 25px 0 0; color: var(--soft-ink); font-size: 18px; line-height: 1.7; }
.u-platforms { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 25px; }
.u-platform { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--line); border-radius: 9px; padding: 8px 11px; background: var(--card); font-size: 12px; }
.u-platform strong { font-size: 12px; }
.u-platform > span { color: var(--muted); }
.u-platform-live { border-color: #9ad9c1; background: var(--signal-soft); }
.u-platform-live > span { color: #0e684b; }
.u-platform-pending { border-color: #edc8ba; background: #fff1eb; }
.u-platform-pending > span { color: #8a432b; }

.u-highlights { margin-top: 38px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; border: 1px solid var(--line); border-radius: 16px; overflow: hidden; background: var(--line); }
.u-highlight { min-height: 190px; padding: 27px; background: var(--card); }
.u-highlight:last-child:nth-child(odd) { grid-column: 1 / -1; }
.u-highlight > p:first-child { margin: 0 0 22px; color: var(--cobalt); font-size: 11px; font-weight: 850; letter-spacing: 0.1em; text-transform: uppercase; }
.u-highlight h3 { margin: 0; font-size: 20px; letter-spacing: -0.025em; }
.u-highlight > p:last-child { margin: 12px 0 0; color: var(--muted); font-size: 14px; line-height: 1.65; }

.u-principle { margin: 92px 0; border-radius: 24px; padding: clamp(38px, 7vw, 82px); background: var(--graphite); color: #fff; }
.u-principle .u-section-label { color: #aeb8c3; }
.u-principle h2 { max-width: 760px; margin: 0; font-size: clamp(46px, 6.6vw, 82px); letter-spacing: -0.055em; line-height: 0.98; }
.u-principle > p:not(.u-section-label) { max-width: 700px; margin: 28px 0 0; color: #c7cdd4; font-size: 18px; line-height: 1.7; }
.u-principle a { display: inline-flex; margin-top: 32px; color: var(--citron); font-weight: 750; text-decoration-thickness: 1px; text-underline-offset: 5px; }

.u-footer { width: min(var(--max), calc(100% - 48px)); margin: 0 auto; display: grid; grid-template-columns: 1fr auto; gap: 42px; border-top: 1px solid var(--line); padding: 48px 0 40px; }
.u-footer > div > p { margin: 12px 0 0; color: var(--muted); }
.u-footer nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 24px; }
.u-footer nav a { color: var(--soft-ink); font-size: 14px; font-weight: 650; text-decoration: none; }
.u-footer > p { grid-column: 1 / -1; margin: 0; color: var(--muted); font-size: 12px; }

@media (max-width: 780px) {
  .u-nav { grid-template-columns: 1fr auto; }
  .u-nav-links { display: none; }
  .u-hero { min-height: auto; grid-template-columns: 1fr; gap: 42px; padding: 68px 0; }
  .u-latest { min-height: 210px; }
  .u-toolbar { align-items: flex-start; flex-direction: column; }
  .u-release { grid-template-columns: 48px minmax(0, 1fr); }
  .u-rail::before { left: 12px; }
  .u-rail span { width: 26px; height: 26px; font-size: 9px; }
  .u-release-heading { flex-direction: column-reverse; }
  .u-highlights { grid-template-columns: 1fr; }
  .u-footer { grid-template-columns: 1fr; }
  .u-footer nav { justify-content: flex-start; }
}

@media (max-width: 480px) {
  .u-nav, main, .u-footer { width: calc(100% - 32px); }
  .u-nav-cta { min-width: 44px; padding: 0 12px; font-size: 0; }
  .u-nav-cta span { font-size: 16px; }
  .u-hero h1 { font-size: clamp(50px, 15vw, 68px); }
  .u-filters { width: 100%; }
  .u-filters button { flex: 1; }
  .u-release { grid-template-columns: 34px minmax(0, 1fr); }
  .u-release-body { padding: 42px 0 58px; }
  .u-rail { padding-top: 48px; }
  .u-rail::before { left: 7px; }
  .u-rail span { width: 16px; height: 16px; overflow: hidden; color: transparent; background: var(--cobalt); border-color: var(--cobalt); }
  .u-highlight { min-height: 0; padding: 24px; }
  .u-principle { margin: 64px 0; padding: 38px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}