:root {
  color-scheme: light;
  --bg: #f6f8fb;
  --surface: #ffffff;
  --soft: #f1f5f9;
  --ink: #111827;
  --muted: #64748b;
  --line: rgba(15, 23, 42, 0.09);
  --blue: #1d4ed8;
  --teal: #0f766e;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: linear-gradient(180deg, #eef8f7 0, var(--bg) 260px);
  color: var(--ink);
  line-height: 1.72;
}

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.page {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 56px;
}

.hero {
  padding: 28px 0 18px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--teal);
  font-size: 14px;
  font-weight: 700;
}

h1 {
  margin: 0;
  font-size: clamp(30px, 5vw, 46px);
  line-height: 1.14;
  letter-spacing: 0;
}

.summary {
  max-width: 760px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 13px;
}

.pill {
  padding: 6px 10px;
  background: rgba(15, 118, 110, 0.08);
  border: 1px solid rgba(15, 118, 110, 0.12);
  border-radius: 999px;
}

.card {
  margin-top: 16px;
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.05);
}

h2 {
  margin: 0 0 10px;
  font-size: 21px;
  line-height: 1.35;
}

h3 {
  margin: 18px 0 8px;
  font-size: 17px;
}

p {
  margin: 8px 0;
}

ul {
  margin: 8px 0 0;
  padding-left: 22px;
}

li {
  margin: 5px 0;
}

.notice {
  padding: 13px 14px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: #334155;
  font-size: 14px;
}

.support-grid {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: 18px;
  align-items: center;
}

.qr {
  width: 220px;
  max-width: 100%;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: white;
}

.footer {
  margin-top: 22px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

@media (max-width: 680px) {
  .page {
    width: min(100% - 24px, 920px);
    padding-top: 20px;
  }

  .card {
    padding: 18px;
  }

  .support-grid {
    grid-template-columns: 1fr;
  }
}