:root {
  color-scheme: light;
  --paper: #f7f3eb;
  --paper-deep: #eee6d8;
  --ink: #282725;
  --muted: #706d67;
  --accent: #3d9d9b;
  --line: rgba(40, 39, 37, 0.12);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.75;
}

a { color: #267c7a; }

.page {
  width: min(920px, calc(100% - 36px));
  margin: 0 auto;
  padding: 52px 0 72px;
}

.hero {
  display: grid;
  grid-template-columns: 132px 1fr;
  gap: 32px;
  align-items: center;
  padding: 42px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.55);
  box-shadow: 0 24px 70px rgba(52, 44, 32, 0.08);
}

.app-icon {
  width: 132px;
  height: 132px;
  border-radius: 30px;
  box-shadow: 0 14px 34px rgba(52, 44, 32, 0.16);
}

h1 { margin: 0 0 8px; font-size: clamp(30px, 6vw, 48px); letter-spacing: 0.04em; }
h2 { margin: 34px 0 12px; font-size: 22px; }
h3 { margin: 24px 0 8px; font-size: 17px; }
p, li, td, th { font-size: 15px; }
.lead { margin: 0; color: var(--muted); font-size: 18px; }
.meta { color: var(--muted); font-size: 13px; }

.features {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 26px 0;
}

.feature {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.46);
}

.feature strong { display: block; margin-bottom: 4px; }
.feature span { color: var(--muted); font-size: 14px; }

.status {
  display: inline-block;
  margin-top: 18px;
  padding: 8px 14px;
  border-radius: 999px;
  color: #225f5e;
  background: rgba(61, 157, 155, 0.12);
  font-size: 14px;
}

.document {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.58);
}

.notice {
  padding: 14px 16px;
  border-left: 3px solid var(--accent);
  background: rgba(61, 157, 155, 0.09);
}

table { width: 100%; border-collapse: collapse; margin: 14px 0; }
th, td { padding: 10px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
th { background: var(--paper-deep); }

.footer {
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.footer a { margin-right: 16px; }

@media (max-width: 640px) {
  .hero { grid-template-columns: 1fr; padding: 28px; }
  .app-icon { width: 96px; height: 96px; border-radius: 22px; }
  .features { grid-template-columns: 1fr; }
  .document { padding: 22px; overflow-x: auto; }
}