:root {
  color-scheme: dark;
  --oa-bg: #0d1929;
  --oa-text: #f1f5fa;
  --oa-muted: #b3c0ce;
  --oa-line: #344253;
  --oa-panel: #182434;
  --oa-blue: #9ebfe6;
  --oa-haze: 0.45;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC",
    "Microsoft YaHei", sans-serif;
  color: var(--oa-text);
  background: var(--oa-bg);
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
button,
select {
  font: inherit;
}
button {
  color: inherit;
  cursor: pointer;
}
a {
  color: inherit;
}
button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--oa-blue);
  outline-offset: 5px;
}
.oa-site {
  position: relative;
  min-height: 650px;
  min-height: 100svh;
  overflow: clip;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  background: var(--oa-bg);
}
.oa-atmosphere {
  position: absolute;
  z-index: -1;
  inset: 0;
  opacity: var(--oa-haze);
  pointer-events: none;
  overflow: hidden;
  background: linear-gradient(135deg, #263b51, #13283e 54%, #182635);
}
.oa-atmosphere::before {
  content: "";
  position: absolute;
  inset: -35% -24%;
  transform: rotate(-17deg) scale(1.12);
  background:
    radial-gradient(
      ellipse at 8% 18%,
      #bdc8d69c 0%,
      #8b9daf55 21%,
      transparent 48%
    ),
    linear-gradient(
      124deg,
      transparent 24%,
      #aebdcd85 37%,
      #667f9a4d 49%,
      transparent 64%
    ),
    radial-gradient(ellipse at 93% 70%, #99a7b557 0%, transparent 43%);
  filter: blur(52px);
}
.oa-atmosphere::after {
  content: "";
  position: absolute;
  inset: 0;
  backdrop-filter: blur(34px) saturate(0.68);
  -webkit-backdrop-filter: blur(34px) saturate(0.68);
  background:
    linear-gradient(
      110deg,
      #d5e1ed08,
      transparent 38%,
      #d5e1ed05 72%,
      transparent
    ),
    linear-gradient(180deg, #10213725, #101e3345 45%, #081322e8);
}
.oa-header {
  min-height: 78px;
  padding: 16px 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  position: relative;
  z-index: 2;
}
.oa-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-height: 44px;
  text-decoration: none;
}
.oa-icon,
.oa-brand-mark {
  display: block;
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: 0 0 auto;
}
.oa-brand-mark {
  width: 27px;
  height: 27px;
  stroke-width: 1.45;
}
.oa-wordmark {
  position: relative;
  display: block;
  font-size: 23px;
  font-weight: 650;
  line-height: 1.1;
  letter-spacing: -0.045em;
}
.oa-word-face {
  display: block;
  text-shadow: 0 2px 0 #07111d2e;
}
.oa-word-trace {
  position: absolute;
  inset: 0;
  opacity: 0;
  color: transparent;
  pointer-events: none;
}
@supports (-webkit-text-stroke: 1px currentColor) {
  .oa-word-trace {
    -webkit-text-stroke: 0.7px var(--oa-text);
  }
}
.oa-nav a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  font-size: 13px;
  color: var(--oa-muted);
  text-underline-offset: 5px;
  text-decoration-thickness: 1px;
  white-space: nowrap;
}
.oa-nav a:hover,
.oa-nav a[aria-current] {
  color: var(--oa-text);
}
.oa-hero {
  flex: 1;
  min-height: 300px;
  padding: 0 24px 78px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
}
.oa-solver {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.8;
}
.oa-solver {
  mask-image: radial-gradient(
    ellipse at 50% 49%,
    #0003 0%,
    #0008 28%,
    #000 63%
  );
  -webkit-mask-image: radial-gradient(
    ellipse at 50% 49%,
    #0003 0%,
    #0008 28%,
    #000 63%
  );
}
.oa-space-canvas {
  display: block;
  width: 100%;
  height: 100%;
}
.oa-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 13px;
}
.oa-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 46px;
  padding: 11px 24px;
  border: 1px solid #b0c3d33b;
  border-radius: 8px;
  background: #829bbd0d;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition:
    transform 180ms cubic-bezier(0.25, 1, 0.5, 1),
    background-color 180ms linear;
}
.oa-hero .oa-action {
  min-width: 118px;
  min-height: 50px;
  font-size: 15px;
}
.oa-primary {
  background: #eef3f9;
  color: #172637;
  border-color: #eef3f9;
}
.oa-action:hover {
  transform: translateY(-2px);
}
.oa-acquire-dialog {
  width: min(380px, calc(100% - 40px));
  padding: 36px 30px 28px;
  color: var(--oa-text);
  background: var(--oa-panel);
  border: 1px solid var(--oa-line);
  border-radius: 14px;
  text-align: center;
  box-shadow: 0 24px 90px #020b1d55;
}
.oa-acquire-dialog::backdrop {
  background: #07101d75;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.oa-dialog-close {
  position: absolute;
  top: 3px;
  right: 3px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 0;
  background: none;
  color: var(--oa-muted);
}
.oa-acquire-dialog h2 {
  font-size: 14px;
  font-weight: 400;
  color: var(--oa-muted);
  margin: 0 0 20px;
}
.oa-acquire-dialog p {
  margin: 0 0 25px;
  font-size: 17px;
  line-height: 1.8;
}
.oa-releases {
  width: min(900px, 100%);
  margin: 45px auto 70px;
  padding: 0 42px;
}
.oa-releases h1 {
  font-size: 34px;
  font-weight: 500;
  margin: 0 0 42px;
  letter-spacing: -0.04em;
}
.oa-release {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 35px;
  padding: 0 0 35px;
  margin: 0 0 36px;
  border-bottom: 1px solid var(--oa-line);
}
.oa-release:last-child {
  border-bottom: 0;
  margin-bottom: 0;
}
.oa-release-meta h2 {
  font-size: 25px;
  font-weight: 500;
  margin: 0 0 12px;
  letter-spacing: -0.03em;
}
.oa-badge {
  display: inline-block;
  font-size: 12px;
  line-height: 1.5;
  color: var(--oa-muted);
  border: 1px solid var(--oa-line);
  border-radius: 4px;
  padding: 3px 7px;
}
.oa-release-exact {
  display: block;
  margin-top: 14px;
  font-size: 12px;
  color: var(--oa-muted);
}
.oa-summary {
  margin: 0 0 20px;
  font-size: 16px;
  line-height: 1.7;
}
.oa-release-body h3 {
  margin: 0 0 12px;
  font-size: 14px;
  font-weight: 500;
}
.oa-release-body ul {
  margin: 0 0 22px;
  padding-left: 19px;
  color: var(--oa-muted);
  font-size: 14px;
  line-height: 1.9;
}
.oa-release-body li + li {
  margin-top: 7px;
}
.oa-text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  font-size: 13px;
  text-underline-offset: 4px;
  color: var(--oa-blue);
}
.oa-text-link .oa-icon {
  width: 14px;
  height: 14px;
}
.oa-sr-only,
.oa-skip:not(:focus) {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.oa-skip:focus {
  position: absolute;
  z-index: 5;
  padding: 14px;
  background: var(--oa-panel);
}
@media (max-width: 560px) {
  .oa-header {
    padding: 14px 20px;
    gap: 20px;
    min-height: 76px;
  }
  .oa-wordmark {
    font-size: 20px;
  }
  .oa-brand {
    gap: 9px;
  }
  .oa-brand-mark {
    width: 26px;
    height: 26px;
  }
  .oa-nav a {
    font-size: 12px;
  }
  .oa-hero {
    padding-bottom: 76px;
  }
  .oa-actions {
    gap: 10px;
  }
  .oa-hero .oa-action {
    min-width: 106px;
  }
  .oa-action {
    padding: 11px 18px;
  }
  .oa-releases {
    margin: 30px auto 40px;
    padding: 0 22px;
  }
  .oa-releases h1 {
    font-size: 29px;
    margin-bottom: 30px;
  }
  .oa-release {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .oa-release-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
  }
  .oa-release-meta h2 {
    margin: 0;
  }
  .oa-release-exact {
    width: 100%;
    margin-top: 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  .oa-action {
    transition: none;
  }
  .oa-action:hover {
    transform: none;
  }
}