:root {
  color-scheme: light;
  --ink: #13221d;
  --muted: #63716c;
  --line: #dce5e1;
  --paper: #f6f8f5;
  --surface: rgba(255, 255, 255, 0.88);
  --green: #145c3e;
  --green-light: #e5f1eb;
  --orange: #d76a28;
  font-family: Inter, "Microsoft YaHei", "PingFang SC", system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 3%, rgba(215, 106, 40, 0.11), transparent 24rem),
    radial-gradient(circle at 90% 10%, rgba(20, 92, 62, 0.12), transparent 28rem),
    var(--paper);
}

.page-shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 38px 0 30px;
}

.hero {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  padding: 34px;
  color: #fff;
  background: linear-gradient(125deg, #103d2d 0%, #176044 65%, #1e7654 100%);
  border-radius: 22px;
  box-shadow: 0 22px 55px rgba(17, 58, 43, 0.18);
}

.hero__mark {
  display: grid;
  width: 70px;
  height: 70px;
  place-items: center;
  font-family: Georgia, "STSong", serif;
  font-size: 36px;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.1);
}

.eyebrow,
.section-kicker {
  margin: 0 0 7px;
  color: #f1b180;
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.17em;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 8px;
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: -0.035em;
}

.hero__summary {
  max-width: 650px;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.7;
}

.status {
  display: flex;
  gap: 9px;
  align-items: center;
  padding: 10px 14px;
  color: rgba(255, 255, 255, 0.84);
  font-size: 13px;
  white-space: nowrap;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
}

.status__dot {
  width: 8px;
  height: 8px;
  background: #72e29d;
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(114, 226, 157, 0.15);
}

section {
  margin-top: 48px;
}

.section-heading {
  display: flex;
  gap: 30px;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 18px;
}

.section-heading h2 {
  margin-bottom: 0;
  font-size: 25px;
}

.section-heading > p {
  margin-bottom: 2px;
  color: var(--muted);
  font-size: 14px;
}

.section-kicker {
  color: var(--orange);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 15px;
  align-items: start;
  min-height: 176px;
  padding: 22px;
  color: inherit;
  text-decoration: none;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 10px 26px rgba(24, 55, 44, 0.045);
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.card:hover,
.card:focus-visible {
  border-color: #9abaaa;
  outline: none;
  transform: translateY(-3px);
  box-shadow: 0 16px 32px rgba(24, 55, 44, 0.1);
}

.card--primary {
  background: linear-gradient(150deg, #fff, #f1f7f3);
  border-color: #bad0c4;
}

.card__icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--green);
  font-family: Georgia, "STSong", serif;
  font-size: 20px;
  font-weight: 700;
  background: var(--green-light);
  border-radius: 11px;
}

.card__content {
  display: flex;
  flex-direction: column;
  line-height: 1.55;
}

.card__meta {
  margin-bottom: 7px;
  color: var(--orange);
  font-size: 11px;
  font-weight: 700;
}

.card__content strong {
  margin-bottom: 8px;
  font-size: 17px;
}

.card__content > span:last-child {
  color: var(--muted);
  font-size: 13px;
}

.card__arrow {
  color: #7c8e86;
  font-size: 21px;
}

.desktop-section {
  padding-top: 8px;
}

.download-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
}

.download {
  display: flex;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
  min-height: 86px;
  padding: 18px 22px;
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: background 150ms ease;
}

.download:nth-child(odd) {
  border-right: 1px solid var(--line);
}

.download:nth-last-child(-n + 2) {
  border-bottom: 0;
}

.download:hover,
.download:focus-visible {
  background: #eef5f1;
  outline: none;
}

.download__name {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.download__name small {
  color: var(--muted);
}

.download__action {
  color: var(--green);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

footer {
  display: flex;
  justify-content: space-between;
  margin-top: 40px;
  padding: 22px 4px 0;
  color: #7b8883;
  font-size: 12px;
  border-top: 1px solid var(--line);
}

@media (max-width: 850px) {
  .hero {
    grid-template-columns: auto 1fr;
  }

  .status {
    grid-column: 2;
    width: max-content;
  }

  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .page-shell {
    width: min(100% - 24px, 1180px);
    padding-top: 12px;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 15px;
    padding: 24px;
    border-radius: 16px;
  }

  .hero__mark {
    width: 54px;
    height: 54px;
    font-size: 28px;
  }

  .status {
    grid-column: 1;
  }

  section {
    margin-top: 38px;
  }

  .section-heading {
    display: block;
  }

  .section-heading > p {
    margin-top: 9px;
  }

  .card-grid,
  .download-list {
    grid-template-columns: 1fr;
  }

  .card {
    min-height: 0;
  }

  .download:nth-child(odd) {
    border-right: 0;
  }

  .download:nth-last-child(2) {
    border-bottom: 1px solid var(--line);
  }

  footer {
    flex-direction: column;
    gap: 7px;
  }
}