:root {
  --bg: #f4f1e6;
  --bg-elev: #fffcf6;
  --ink: #171b14;
  --muted: #4a5244;
  --line: #d2d6c8;
  --accent: #97a368;
  --accent-ink: #12140f;
  --mark: #3a5608;
  --media: #ece8dc;
  --max: 880px;
  --pad: clamp(1.25rem, 4vw, 2.5rem);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; color-scheme: light; }
html.i18n-pending body { visibility: hidden; }
body {
  margin: 0;
  font-family: "Instrument Sans", "PingFang SC", "Hiragino Sans GB", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  font-size: 16px;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
.wrap { width: min(100% - 2 * var(--pad), var(--max)); margin-inline: auto; }
.nav {
  position: sticky; top: 0; z-index: 20;
  background: rgba(244, 241, 230, 0.94);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 1rem; }
.logo { display: inline-flex; align-items: center; }
.logo img { height: 32px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 1rem; font-size: 0.92rem; }
.nav-links a { text-decoration: none; color: var(--muted); }
.nav-links a:hover { color: var(--ink); }
.lang-btn {
  border: 1px solid var(--line); background: transparent; color: var(--muted);
  padding: 0.2rem 0.5rem; font: inherit; cursor: pointer;
}
.lang-btn.is-active { border-color: var(--ink); color: var(--ink); font-weight: 600; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.45rem 0.85rem; background: var(--accent); color: var(--accent-ink);
  text-decoration: none; font-weight: 650; border: 1px solid transparent;
}
.hero { padding: 2.4rem 0 1.4rem; }
.kicker { color: var(--muted); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; font-weight: 700; margin: 0 0 0.6rem; }
h1 { font-family: Syne, "Instrument Sans", sans-serif; font-size: clamp(1.8rem, 4vw, 2.5rem); line-height: 1.15; letter-spacing: -0.03em; margin: 0 0 1rem; }
.blurb { background: var(--bg-elev); border: 1px solid var(--line); padding: 1rem 1.1rem; margin: 0 0 1.2rem; font-size: 1.02rem; }
.lead { color: var(--muted); margin: 0 0 2rem; }
h2 { font-size: 1.15rem; margin: 2rem 0 0.7rem; }
.prose { color: var(--muted); max-width: 46em; }
.prose p { margin: 0 0 0.75rem; }
.compare-wrap { overflow-x: auto; border: 1px solid var(--line); background: var(--bg-elev); }
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th, td { padding: 0.75rem 0.85rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { font-size: 0.76rem; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); background: var(--media); }
th.us, td.us { background: #eef3d8; font-weight: 650; }
th.us { color: var(--mark); }
td.dim { color: var(--muted); font-size: 0.82rem; font-weight: 600; white-space: nowrap; }
td.no { color: #8a3428; font-weight: 700; }
tr:last-child td { border-bottom: none; }
.note { color: var(--muted); font-size: 0.82rem; margin: 0.8rem 0 0; }
.note a { color: var(--mark); }
.faq details { border-top: 1px solid var(--line); padding: 0.95rem 0; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 600; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq details p { margin: 0.6rem 0 0; color: var(--muted); }
.siblings { display: flex; flex-wrap: wrap; gap: 0.6rem 1.1rem; margin: 1.4rem 0 0; }
.siblings a { color: var(--mark); }
footer { padding: 2.2rem 0 2.8rem; border-top: 1px solid var(--line); margin-top: 2.5rem; color: var(--muted); font-size: 0.88rem; }
footer a { color: var(--mark); }