:root {
  color-scheme: dark;
  --ink: #f7f1d2;
  --muted: #a9c8bd;
  --deep: #061d22;
  --line: rgba(172, 220, 191, 0.2);
  --sun: #ffd45d;
  --coral: #ff765f;
  --mint: #66d6ad;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background: radial-gradient(circle at 15% 0%, rgba(33, 102, 91, 0.32), transparent 36rem), linear-gradient(180deg, #08262b 0%, var(--deep) 55%, #041519 100%);
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
}
a { color: inherit; text-decoration: none; }
main { width: min(1440px, 100%); margin: 0 auto; overflow: hidden; }

.site-nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(24px, 5vw, 76px);
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 750; letter-spacing: 0.06em; }
.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: var(--sun);
  color: var(--deep);
  border-radius: 4px 12px 4px 12px;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.22);
}
.version { color: var(--muted); font: 700 12px/1 ui-monospace, monospace; letter-spacing: 0.1em; }

.hero {
  min-height: 620px;
  display: grid;
  grid-template-columns: minmax(320px, 0.8fr) minmax(520px, 1.45fr);
  align-items: center;
  gap: clamp(42px, 6vw, 96px);
  padding: clamp(64px, 8vw, 116px) clamp(24px, 5vw, 76px);
}
.eyebrow { margin: 0 0 18px; color: var(--mint); font-size: 13px; font-weight: 800; letter-spacing: 0.14em; }
h1, h2, h3, p { text-wrap: balance; }
h1 { margin: 0; font-size: clamp(48px, 5.3vw, 78px); line-height: 1.08; letter-spacing: -0.055em; }
.summary { max-width: 520px; margin: 28px 0 34px; color: var(--muted); font-size: clamp(17px, 1.5vw, 21px); line-height: 1.8; }

.primary-action, .download-action {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  background: var(--sun);
  color: #10272b;
  font-weight: 850;
  transition: transform 160ms ease, box-shadow 160ms ease;
}
.primary-action { min-width: 224px; padding: 16px 20px; border-radius: 5px 17px 5px 17px; box-shadow: 6px 7px 0 rgba(0, 0, 0, 0.26); }
.primary-action:hover, .download-action:hover { transform: translateY(-2px); box-shadow: 4px 6px 0 rgba(0, 0, 0, 0.32); }
.primary-action:focus-visible, .download-action:focus-visible { outline: 3px solid var(--mint); outline-offset: 4px; }

.game-window { margin: 0; position: relative; transform: rotate(0.8deg); }
.game-window::before { content: ""; position: absolute; inset: 14px -14px -14px 14px; background: var(--coral); border-radius: 8px 26px 8px 26px; }
.game-window img {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 2px solid rgba(247, 241, 210, 0.48);
  border-radius: 8px 26px 8px 26px;
  image-rendering: pixelated;
}
.game-window figcaption { position: relative; display: flex; justify-content: space-between; padding: 17px 8px 0; color: var(--muted); font-size: 13px; }

.downloads { margin: 0 clamp(24px, 5vw, 76px); padding: clamp(54px, 6vw, 82px) 0; border-top: 1px solid var(--line); }
.downloads-heading { margin-bottom: 28px; }
.downloads-heading .eyebrow { margin-bottom: 9px; }
h2 { margin: 0; font-size: clamp(34px, 4vw, 54px); letter-spacing: -0.04em; }
.release-list { border-top: 1px solid var(--line); }
.release-row { display: grid; grid-template-columns: 14px minmax(240px, 1fr) minmax(220px, 0.8fr) auto; gap: 24px; align-items: center; padding: 28px 0; border-bottom: 1px solid var(--line); }
.platform-dot { width: 9px; height: 9px; border-radius: 50%; box-shadow: 0 0 18px currentColor; }
.platform-dot.coral { color: var(--coral); background: currentColor; }
.platform-dot.lagoon { color: var(--mint); background: currentColor; }
.release-name h3 { margin: 0 0 7px; font-size: 22px; }
.release-name p, .release-meta { margin: 0; color: var(--muted); font-size: 14px; }
.release-meta { display: flex; flex-direction: column; gap: 6px; font-family: ui-monospace, monospace; }
.download-action { min-width: 132px; padding: 13px 16px; border-radius: 4px 14px 4px 14px; }
.release-note { margin: 22px 0 0; color: var(--muted); font-size: 13px; }
footer { display: flex; justify-content: space-between; gap: 24px; padding: 28px clamp(24px, 5vw, 76px) 44px; color: rgba(169, 200, 189, 0.68); font-size: 12px; }
.error-page { min-height: 100vh; display: grid; place-content: center; justify-items: start; gap: 28px; padding: 48px; }
.error-page h1 { max-width: 760px; }

@media (max-width: 940px) {
  .hero { grid-template-columns: 1fr; padding-top: 72px; }
  .game-window { max-width: 760px; }
  .release-row { grid-template-columns: 12px 1fr auto; }
  .release-meta { display: none; }
}
@media (max-width: 620px) {
  .site-nav { min-height: 64px; }
  .version { display: none; }
  .hero { min-height: 0; gap: 52px; padding-top: 56px; }
  h1 { font-size: clamp(42px, 13vw, 60px); }
  .game-window figcaption { display: none; }
  .release-row { grid-template-columns: 10px 1fr; gap: 14px; }
  .download-action { grid-column: 2; width: 100%; margin-top: 8px; }
  footer { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}