:root {
  --sand: #fff7ed;
  --card: #fffaf3;
  --ink: #3b2110;
  --mute: #7c4a2d;
  --orange: #c2410c;
  --deep: #9a3412;
  --line: #f3d2b3;
  --ok: #3f6b3a;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--sand);
  color: var(--ink);
  font: 16px/1.7 "Trebuchet MS", "PingFang SC", "Microsoft YaHei", sans-serif;
}

a { color: var(--orange); }
.center { width: min(1040px, calc(100% - 28px)); margin: 0 auto; }

.mast {
  background: #fff;
  border-bottom: 4px double var(--orange);
  text-align: center;
  padding: 18px 0 12px;
}
.mast .name {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--deep);
  text-decoration: none;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.04em;
}
.tabs {
  display: flex;
  justify-content: center;
  gap: 0;
  margin-top: 12px;
}
.tabs a {
  padding: 8px 22px;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--line);
  background: #fff;
  margin: 0 -1px;
}
.tabs a.current { background: var(--orange); color: #fff; border-color: var(--orange); }

.hero-compare {
  padding: 36px 0 8px;
  text-align: center;
}
.hero-compare h1 { font-size: 30px; margin: 0 0 12px; }
.hero-compare p { max-width: 720px; margin: 0 auto 16px; color: var(--mute); }
.btnrow { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px; }
.btnrow a, .block-actions a {
  display: inline-block;
  padding: 10px 18px;
  text-decoration: none;
  border-radius: 2px;
  font-weight: 700;
}
.go { background: var(--orange); color: #fff; }
.mac { background: #1c1917; color: #fff; }
.ios { background: #57534e; color: #fff; }
.and { background: var(--ok); color: #fff; }
.linebtn { background: #fff; color: var(--orange); border: 1px solid var(--orange); }

.block {
  background: var(--card);
  border: 1px solid var(--line);
  margin: 16px 0;
  padding: 24px;
}
.block h2 { margin: 0 0 12px; font-size: 22px; border-left: 6px solid var(--orange); padding-left: 10px; }
.block p { margin: 0 0 12px; }

.compare {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
}
.compare th, .compare td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}
.compare th { background: #ffedd5; }

.triple {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.triple div {
  background: #fff;
  border: 1px dashed var(--line);
  padding: 14px;
}
.triple h3 { margin: 0 0 8px; font-size: 16px; color: var(--deep); }

.qa { margin: 0; }
.qa > div { padding: 12px 0; border-bottom: 1px solid var(--line); }
.qa strong { display: block; margin-bottom: 6px; }

.colophon {
  background: #3b2110;
  color: #f5d0b5;
  padding: 26px 0;
  margin-top: 20px;
  font-size: 13px;
}
.colophon a { color: #fdba74; margin-right: 12px; }
.pass { color: #bbf7d0; }

@media (max-width: 800px) {
  .triple { grid-template-columns: 1fr; }
  .tabs { flex-wrap: wrap; }
}