:root {
  color-scheme: light;
  --ink: #14231e;
  --muted: #5f6f68;
  --line: #dce7e1;
  --paper: #f7faf8;
  --brand: #13795b;
  --brand-dark: #0b5e46;
  --accent: #c9f4df;
  --notice: #e4f6ec;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(circle at 86% 5%, #dcf8e9 0, transparent 28rem), var(--paper);
  color: var(--ink);
  font-family: Inter, "Segoe UI", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
}

.release-banner {
  padding: .55rem 1rem;
  background: var(--notice);
  color: var(--brand-dark);
  font-size: .85rem;
  font-weight: 700;
  letter-spacing: .03em;
  text-align: center;
}

.site-header, main, footer {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
}

.brand { display: flex; gap: .8rem; align-items: center; color: inherit; text-decoration: none; }
.brand-mark { display: grid; width: 2.7rem; aspect-ratio: 1; place-items: center; border-radius: 1rem; background: var(--brand); color: #fff; font-size: 1.4rem; font-weight: 800; }
.brand strong, .brand small { display: block; line-height: 1.15; }
.brand strong { font-size: 1.15rem; letter-spacing: .02em; }
.brand small { margin-top: .25rem; color: var(--muted); }
.support-link, .checksum-link { color: var(--brand-dark); font-weight: 700; }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(290px, .75fr);
  gap: 3rem;
  align-items: center;
  min-height: 31rem;
  padding: 4rem 0 5rem;
}

.eyebrow, .release-status { color: var(--brand); font-size: .76rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
h1 { max-width: 12ch; margin: .8rem 0 1.2rem; font-size: clamp(2.7rem, 7vw, 5.4rem); line-height: 1.02; letter-spacing: -.055em; }
h2 { margin-top: 0; line-height: 1.25; letter-spacing: -.025em; }
.lead { max-width: 42rem; color: var(--muted); font-size: 1.16rem; }
.download-actions { display: flex; flex-wrap: wrap; gap: 1rem 1.2rem; align-items: center; margin-top: 2rem; }
.primary-button { padding: .95rem 1.35rem; border-radius: .8rem; background: var(--brand); color: #fff; font-weight: 750; text-decoration: none; box-shadow: 0 12px 28px rgba(19,121,91,.18); }
.primary-button:hover, .primary-button:focus-visible { background: var(--brand-dark); }
.version-note, .direct-link-note { color: var(--muted); font-size: .9rem; }

.release-card { padding: 1.6rem; border: 1px solid rgba(19,121,91,.18); border-radius: 1.4rem; background: rgba(255,255,255,.88); box-shadow: 0 24px 70px rgba(25,68,52,.1); }
.release-card dl { margin-bottom: .7rem; }
.release-card dl div { display: grid; grid-template-columns: 7.2rem 1fr; gap: 1rem; padding: .8rem 0; border-bottom: 1px solid var(--line); }
.release-card dt { color: var(--muted); }
.release-card dd { margin: 0; font-weight: 650; overflow-wrap: anywhere; }
.hash-row code { overflow-wrap: anywhere; font-size: .72rem; font-weight: 500; }

.content-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; padding-bottom: 4rem; }
.content-grid article { padding: 1.6rem; border: 1px solid var(--line); border-radius: 1rem; background: #fff; }
.content-grid ul { margin: 0; padding-left: 1.2rem; }
.content-grid li + li { margin-top: .45rem; }
.content-grid pre { overflow-x: auto; padding: 1rem; border-radius: .7rem; background: #102b22; color: #ecfff7; }
.support { margin: 0 0 4rem; padding: 2rem; border: 1px solid var(--line); border-radius: 1.2rem; background: var(--accent); }
footer { padding: 1.5rem 0 3rem; color: var(--muted); font-size: .85rem; }

@media (max-width: 760px) {
  .hero, .content-grid { grid-template-columns: 1fr; }
  .hero { gap: 1.5rem; padding-top: 2rem; }
  .release-card dl div { grid-template-columns: 1fr; gap: .15rem; }
}