/* 谷歌站：白橙品牌官网，和百度站灰蓝资料卡刻意不同 */
:root {
  --bg: #fffaf6;
  --ink: #3d2b1f;
  --muted: #7a5c4a;
  --line: #f0ddd0;
  --orange: #ff6a00;
  --orange-dark: #e05d00;
  --card: #ffffff;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Segoe UI", "PingFang SC", "Noto Sans SC", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.75;
  font-size: 16px;
}

a { color: var(--orange-dark); }
img { max-width: 100%; height: auto; }

.wrap { width: min(1080px, calc(100% - 32px)); margin: 0 auto; }

.nav {
  position: sticky;
  top: 0;
  background: rgba(255,250,246,0.96);
  border-bottom: 1px solid var(--line);
  z-index: 10;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
}
.logo {
  font-weight: 750;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.02em;
}
.logo span { color: var(--orange); }
.nav-links { display: flex; flex-wrap: wrap; gap: 8px 16px; }
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
}
.nav-links a.active, .nav-links a:hover { color: var(--orange-dark); }

.hero {
  padding: 56px 0 28px;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 48px);
  line-height: 1.15;
  margin: 0 0 16px;
}
.hero p { font-size: 18px; color: var(--muted); max-width: 640px; }
.actions { margin-top: 22px; display: flex; flex-wrap: wrap; gap: 12px; }

.btn {
  display: inline-block;
  background: var(--orange);
  color: #fff !important;
  text-decoration: none;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 700;
}
.btn:hover { background: var(--orange-dark); }
.btn.ghost {
  background: transparent;
  color: var(--ink) !important;
  border: 1px solid var(--line);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 14px;
  padding-bottom: 36px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px 20px 16px;
}
.card h2, .card h3 { margin: 0 0 8px; font-size: 18px; }
.facts {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 6px 16px;
  margin: 0 0 12px;
  font-size: 14px;
}
.facts dt { color: var(--muted); margin: 0; }
.facts dd { margin: 0; }
.page { padding: 36px 0 48px; }
.page h1 { font-size: 34px; margin: 0 0 12px; }
.page .lead { font-size: 18px; color: var(--muted); }

footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 40px;
  color: var(--muted);
  font-size: 13px;
}
footer a { color: var(--muted); }

@media (max-width: 640px) {
  .hero { padding-top: 28px; }
  .nav-inner { flex-direction: column; align-items: flex-start; }
}