:root {
  color-scheme: light;
  --green: #2f9b65;
  --green-dark: #187345;
  --gold: #b79a56;
  --ink: #1e2521;
  --muted: #69736d;
  --line: #e6ebe7;
  --bg: #f5f7f5;
  --soft: #eef7f1;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--ink);
}

.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 28px 16px;
}

.hero {
  width: min(880px, 100%);
  display: grid;
  grid-template-columns: minmax(0, 1fr) 270px;
  gap: 28px;
  align-items: center;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 20px 60px rgba(24, 48, 34, 0.08);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.app-icon {
  width: 68px;
  height: 68px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 16px;
  background: var(--green);
  box-shadow: 0 14px 26px rgba(47, 155, 101, 0.25);
}

.app-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.eyebrow {
  margin: 0 0 2px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 800;
}

h1 {
  margin: 0;
  font-size: 38px;
  line-height: 1.15;
  letter-spacing: 0;
}

.slogan {
  margin: 28px 0 10px;
  font-size: 25px;
  line-height: 1.35;
  font-weight: 800;
}

.summary {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
  font-size: 15px;
}

.download-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 28px 0;
}

.download-button {
  min-height: 78px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  text-decoration: none;
  background: #fbfcfb;
}

.download-button.primary {
  background: var(--green);
  border-color: var(--green);
  color: var(--white);
}

.download-button.mini-program {
  grid-column: 1 / -1;
}

.download-button[aria-disabled="true"] {
  cursor: default;
}

.button-title {
  font-weight: 800;
  font-size: 17px;
}

.button-note {
  font-size: 13px;
  opacity: 0.78;
}

.support {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.qr {
  width: 74px;
  height: 74px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfb;
  color: var(--muted);
  font-weight: 800;
}

.qr img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.support-title {
  margin: 0 0 6px;
  font-weight: 800;
}

.support-text {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.phone-stage {
  display: grid;
  place-items: center;
  min-height: 420px;
  border-radius: 8px;
  background: var(--soft);
}

.phone {
  width: 230px;
  min-height: 420px;
  padding: 14px;
  border: 9px solid #15251c;
  border-radius: 30px;
  background: #f8faf8;
  box-shadow: 0 28px 60px rgba(24, 48, 34, 0.22);
}

.phone-top,
.phone-head,
.card-line,
.card-meta,
.phone-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.phone-top {
  padding: 2px 8px 12px;
  font-size: 12px;
  font-weight: 800;
}

.phone-head {
  padding: 14px;
  border-radius: 8px;
  background: var(--white);
}

.phone-head strong {
  display: block;
  margin-bottom: 4px;
  font-size: 18px;
}

.phone-head span {
  color: var(--muted);
  font-size: 12px;
}

.phone-avatar {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--green);
  color: var(--white);
  font-weight: 900;
}

.phone-hero {
  min-height: 250px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 12px;
  margin-top: 18px;
  padding: 20px;
  border-radius: 8px;
  background: var(--white);
  text-align: center;
}

.phone-hero img {
  width: 82px;
  height: 82px;
  border-radius: 18px;
  box-shadow: 0 14px 26px rgba(47, 155, 101, 0.22);
}

.phone-hero strong {
  font-size: 18px;
}

.phone-hero span {
  color: var(--muted);
  font-size: 12px;
}

.phone-bottom {
  margin-top: 18px;
  padding: 12px 2px 4px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}

.site-footer {
  width: min(880px, 100%);
  margin-top: 18px;
  color: var(--muted);
  text-align: center;
  font-size: 12px;
  line-height: 1.7;
}

.site-footer p {
  margin: 4px 0;
}

.site-footer a {
  color: var(--muted);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--green-dark);
  text-decoration: underline;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .phone-stage {
    min-height: auto;
    padding: 24px 0;
  }
}

@media (max-width: 620px) {
  .hero {
    padding: 22px;
  }

  .download-panel {
    grid-template-columns: 1fr;
  }

  .download-button.mini-program {
    grid-column: auto;
  }

  h1 {
    font-size: 31px;
  }

  .slogan {
    font-size: 22px;
  }

  .phone {
    width: min(292px, 100%);
  }
}