:root {
  --bg: #faf8f3;
  --card: #ffffff;
  --ink: #2c2a26;
  --muted: #6b6760;
  --sage: #7d8b6a;
  --sage-dark: #5f6d4e;
  --line: #e9e4da;
  --copper: #b07d52;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  font-size: 16px;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 32px 20px 80px; }
header.site {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; margin-bottom: 28px; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand .dot {
  width: 40px; height: 40px; border-radius: 12px;
  background: linear-gradient(135deg, var(--sage), var(--sage-dark));
  display: grid; place-items: center; color: #fff; font-weight: 700; font-size: 18px;
  box-shadow: 0 4px 12px rgba(125,139,106,.3);
}
.brand .logo {
  width: 46px; height: 46px; border-radius: 12px; object-fit: cover; display: block;
  box-shadow: 0 4px 12px rgba(125,139,106,.28);
}
.brand h1 { font-size: 19px; margin: 0; font-weight: 700; }
.brand .sub { font-size: 13px; color: var(--muted); margin: 0; }
.langtoggle { display: flex; gap: 6px; }
.langtoggle button {
  border: 1px solid var(--line); background: var(--card); color: var(--muted);
  border-radius: 999px; padding: 6px 14px; font-size: 13px; cursor: pointer;
  font-weight: 600; transition: all .15s;
}
.langtoggle button.active { background: var(--sage); color: #fff; border-color: var(--sage); }
nav.tabs { display: flex; gap: 8px; margin-bottom: 24px; flex-wrap: wrap; }
nav.tabs a {
  text-decoration: none; color: var(--muted); font-size: 14px; font-weight: 600;
  padding: 8px 14px; border-radius: 10px; border: 1px solid var(--line); background: var(--card);
}
nav.tabs a.current { color: var(--sage-dark); border-color: var(--sage); background: #f1f4ec; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 16px;
  padding: 24px 26px; margin-bottom: 18px;
  box-shadow: 0 1px 3px rgba(0,0,0,.03);
}
.card h2 { font-size: 17px; margin: 0 0 12px; color: var(--sage-dark); }
.card h3 { font-size: 15px; margin: 18px 0 6px; }
.card p { margin: 6px 0; color: var(--ink); }
.card p.muted { color: var(--muted); font-size: 14px; }
a { color: var(--copper); }
.email {
  display: inline-block; font-weight: 700; font-size: 17px;
  color: var(--sage-dark); text-decoration: none; word-break: break-all;
}
.faq { margin: 0; }
.faq .q { font-weight: 700; margin: 16px 0 4px; }
.faq .q:first-child { margin-top: 0; }
.faq .a { color: var(--muted); margin: 0; white-space: pre-line; }
.legal h3 { color: var(--ink); }
.legal p { color: var(--muted); white-space: pre-line; font-size: 15px; }
.updated { font-size: 13px; color: var(--muted); margin-top: 4px; }
footer.site {
  margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--line);
  font-size: 13px; color: var(--muted); text-align: center;
}
footer.site a { color: var(--muted); margin: 0 8px; }
[data-lang] { display: none; }
[data-lang].show { display: block; }
li[data-lang].show, span[data-lang].show { display: inline; }