* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  color: #161616;
  background: #fff;
  line-height: 1.8;
}

.bar {
  background: #111;
  color: #f3f3f3;
  text-align: center;
  font-size: 12px;
  letter-spacing: 0.18em;
  padding: 7px 10px;
}
.head {
  max-width: 1180px;
  margin: 0 auto;
  padding: 20px 20px 0;
  text-align: center;
}
.brand {
  font-size: 36px;
  font-weight: 800;
  color: #c41a1a;
  text-decoration: none;
  letter-spacing: 0.2em;
}
.tabs {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin-top: 16px;
  border-bottom: 2px solid #111;
}
.tabs a {
  text-decoration: none;
  color: #111;
  padding: 10px 4px 12px;
  font-weight: 600;
}
.tabs a.is-current {
  color: #c41a1a;
  box-shadow: inset 0 -3px 0 #c41a1a;
}

.hero-center {
  max-width: 860px;
  margin: 0 auto;
  padding: 42px 20px 18px;
  text-align: center;
}
.hero-center h1 {
  font-size: 32px;
  line-height: 1.4;
  margin: 0 0 16px;
}
.hero-center p { margin: 0 0 12px; color: #333; }
.cta-line {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  padding: 11px 16px;
  font-size: 14px;
}
.btn-red { background: #c41a1a; color: #fff; }
.btn-black { background: #111; color: #fff; }
.btn-white { background: #fff; color: #c41a1a; border: 1px solid #c41a1a; }

.band { padding: 36px 0; }
.band-a { background: #fff; }
.band-b { background: #f6f6f6; }
.band-c { background: #fff5f5; }
.inner { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.band h2 {
  margin: 0 0 16px;
  font-size: 24px;
  border-left: 6px solid #c41a1a;
  padding-left: 12px;
}

.cols-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.col-card {
  background: #fff;
  border: 1px solid #e4e4e4;
  padding: 16px 16px 8px;
}
.col-card h3 { margin: 0 0 8px; font-size: 16px; color: #c41a1a; }

table.cmp {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  font-size: 14px;
}
table.cmp th, table.cmp td {
  border: 1px solid #ddd;
  padding: 10px 12px;
  text-align: left;
}
table.cmp th { background: #111; color: #fff; }
table.cmp tr:nth-child(even) td { background: #fafafa; }

.faq dt { font-weight: 700; margin-top: 14px; }
.faq dd { margin: 6px 0 0; }

.site-foot {
  background: #111;
  color: #d2d2d2;
  font-size: 12px;
  padding: 26px 0 34px;
}
.site-foot a { color: #ffb4b4; }
.safe { color: #ffd4d4; }

svg.icon { width: 15px; height: 15px; fill: currentColor; }

@media (max-width: 840px) {
  .cols-3 { grid-template-columns: 1fr; }
  .brand { font-size: 28px; }
}