:root {
  --bg: #F7F5F0;
  --ink: #1c1c1e;
  --sub: #8a857d;
  --soft: #6b6660;
  --card: #FFFFFF;
  --accent: #FCEBD4;
  --accent-deep: #E0A85E;
  --line: #e8e4dc;
  --shadow: 0 0.5px 1px rgba(0,0,0,0.04), 0 8px 28px rgba(0,0,0,0.035);
  --maxw: 960px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
  color: var(--ink); background: var(--bg); line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ── nav ── */
.nav {
  position: sticky; top: 0; z-index: 20;
  background: rgba(247,245,240,0.82); backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; min-height: 60px; }
.brand { font-size: 18px; font-weight: 600; letter-spacing: 0.2px; }
.brand b { color: var(--accent-deep); font-weight: 600; }
.brand .en { font-size: 13px; color: var(--sub); font-weight: 400; margin-left: 8px; letter-spacing: 0.4px; }
.menu { display: flex; gap: 26px; }
.menu a { font-size: 15px; color: var(--soft); }
.menu a:hover, .menu a.on { color: var(--ink); }

/* ── hero ── */
.hero { padding: 104px 0 84px; text-align: center; }
.hero .kicker { font-size: 14px; color: var(--accent-deep); letter-spacing: 2px; font-weight: 600; }
.hero h1 { font-size: 52px; font-weight: 700; letter-spacing: -0.5px; margin-top: 18px; }
.hero .lead { margin-top: 22px; font-size: 20px; color: var(--soft); max-width: 620px; margin-left: auto; margin-right: auto; }
.hero .cta { margin-top: 34px; }
.btn {
  display: inline-block; padding: 13px 28px; border-radius: 999px;
  background: var(--ink); color: #fff; font-size: 16px; font-weight: 500;
  transition: transform .15s ease, opacity .15s ease;
}
.btn:hover { transform: translateY(-1px); opacity: .92; }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--ink); margin-left: 10px; }

/* ── page head (内页) ── */
.phead { padding: 80px 0 32px; }
.phead .kicker { font-size: 13px; color: var(--accent-deep); letter-spacing: 2px; font-weight: 600; }
.phead h1 { font-size: 38px; font-weight: 700; margin-top: 14px; }
.phead p { margin-top: 16px; font-size: 18px; color: var(--soft); max-width: 640px; }

/* ── sections ── */
section { padding: 26px 0; }
.block { background: var(--card); border-radius: 22px; box-shadow: var(--shadow); padding: 44px 44px; margin-bottom: 22px; }
.block h2 { font-size: 24px; font-weight: 600; margin-bottom: 14px; }
.block h3 { font-size: 18px; font-weight: 600; margin: 22px 0 8px; }
.block p { font-size: 17px; color: #44403c; }
.block p + p { margin-top: 14px; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: var(--card); border-radius: 20px; box-shadow: var(--shadow); padding: 30px 26px; }
.card .ic { width: 44px; height: 44px; border-radius: 13px; background: var(--accent); color: var(--accent-deep); margin-bottom: 18px; display:flex; align-items:center; justify-content:center; }
.card .ic svg { width: 23px; height: 23px; }
.card h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.card p { font-size: 15px; color: var(--soft); }

.quote { text-align: center; padding: 60px 0; }
.quote p { font-size: 26px; font-weight: 600; line-height: 1.6; max-width: 720px; margin: 0 auto; letter-spacing: -0.2px; }
.quote .by { margin-top: 18px; font-size: 14px; color: var(--sub); }

.facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.fact { background: var(--card); border-radius: 18px; box-shadow: var(--shadow); padding: 26px 28px; }
.fact dt { font-size: 13px; color: var(--sub); margin-bottom: 6px; }
.fact dd { font-size: 17px; color: var(--ink); }

/* ── footer ── */
footer { border-top: 1px solid var(--line); padding: 36px 0 56px; margin-top: 48px; }
.foot-inner { display: flex; flex-direction: column; gap: 10px; align-items: center; text-align: center; }
.foot-inner .fb { font-size: 15px; font-weight: 600; color: var(--ink); }
.foot-inner p, .foot-inner a.beian { font-size: 13px; color: var(--sub); }
.foot-inner a.beian:hover { color: var(--soft); }
.foot-inner .row { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }

@media (max-width: 720px) {
  .menu { gap: 16px; }
  .menu a { font-size: 14px; }
  .hero { padding: 72px 0 56px; }
  .hero h1 { font-size: 38px; }
  .hero .lead { font-size: 17px; }
  .phead h1 { font-size: 30px; }
  .block { padding: 32px 26px; }
  .cards, .facts { grid-template-columns: 1fr; }
  .quote p { font-size: 21px; }
}