:root {
  color-scheme: light;
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  color: #15251d;
  background: #eef4f0;
  letter-spacing: 0;
}

* { box-sizing: border-box; }

html, body { min-height: 100%; margin: 0; }

body {
  background:
    linear-gradient(rgba(238, 244, 240, .94), rgba(238, 244, 240, .94)),
    url("/download-mobile.png") center / cover fixed;
}

a { color: inherit; }

.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(300px, 500px) minmax(360px, 540px);
  align-items: center;
  justify-content: center;
  gap: clamp(48px, 8vw, 120px);
  padding: 48px clamp(24px, 6vw, 96px);
  overflow: hidden;
}

.preview {
  width: min(390px, 80vw);
  aspect-ratio: 390 / 844;
  justify-self: center;
  overflow: hidden;
  border: 8px solid #17231d;
  border-radius: 38px;
  background: #fff;
  box-shadow: 0 30px 80px rgba(21, 50, 35, .18);
}

.preview img { width: 100%; height: 100%; display: block; object-fit: cover; }

.content { max-width: 540px; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #0d6b45;
  font-size: 24px;
  font-weight: 800;
  text-decoration: none;
}

.brand img { width: 36px; height: 36px; border-radius: 8px; }

.eyebrow {
  margin: 36px 0 12px;
  color: #537064;
  font-size: 14px;
  font-weight: 700;
}

h1 {
  margin: 0;
  font-size: 54px;
  line-height: 1.16;
  font-weight: 800;
}

.intro {
  max-width: 480px;
  margin: 24px 0 32px;
  color: #526158;
  font-size: 18px;
  line-height: 1.8;
}

.downloads { display: grid; gap: 12px; }

.download {
  min-height: 72px;
  display: grid;
  grid-template-columns: 40px 1fr 28px;
  align-items: center;
  gap: 14px;
  padding: 12px 18px;
  border: 1px solid #bed0c5;
  border-radius: 8px;
  background: rgba(255, 255, 255, .86);
  text-decoration: none;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.download:hover {
  transform: translateY(-2px);
  border-color: #0d6b45;
  box-shadow: 0 10px 28px rgba(24, 73, 48, .12);
}

.download.primary { color: #fff; border-color: #0d6b45; background: #0d6b45; }
.download strong, .download small { display: block; }
.download strong { font-size: 17px; }
.download small { margin-top: 5px; color: #687b71; font-size: 12px; }
.download.primary small { color: #cae4d6; }
.arrow { justify-self: end; font-size: 22px; }

.platform-icon { width: 32px; height: 32px; display: grid; }
.platform-icon.windows { grid-template-columns: 1fr 1fr; gap: 2px; transform: perspective(30px) rotateY(-7deg); }
.platform-icon.windows i { background: currentColor; }
.platform-icon.android { place-items: center; border: 2px solid currentColor; border-radius: 50%; font-weight: 800; }

.web-link { display: inline-block; margin-top: 24px; color: #0d6b45; font-weight: 700; text-decoration: none; }
.web-link span { margin-left: 6px; }

@media (max-width: 780px) {
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 44px; padding: 36px 20px 56px; }
  .content { order: -1; margin: auto; }
  .eyebrow { margin-top: 30px; }
  h1 { font-size: 38px; }
  .intro { font-size: 16px; }
  .preview { width: min(330px, 86vw); }
}