/* ── 多页站点补充样式（与 site.css 同一套变量） ─────────────── */

/* 导航右侧（语言切换 + CTA） */
.nav-links { flex: 1 1 auto; justify-content: center; }
.nav-right { display: flex; align-items: center; gap: 14px; }
.lang-switch { font-size: 12px; letter-spacing: .06em; color: var(--text-3); }
.lang-switch:hover { color: var(--text); }

/* 页脚分栏 */
.foot-cols {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px;
  margin-top: 40px; padding-top: 34px; border-top: 1px solid var(--line-soft);
}
.foot-cols h3 { margin: 0 0 14px; font-size: 12.5px; letter-spacing: .08em; color: var(--text-2); text-transform: uppercase; }
.foot-cols ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 9px; }
.foot-cols a { font-size: 13px; color: var(--text-3); }
.foot-cols a:hover { color: var(--text); }
.foot-copy { margin: 22px 0 0; color: var(--text-3); font-size: 12px; }
.foot-copy a { color: var(--text-3); }
.foot-copy a:hover { color: var(--text); }

/* 面包屑 */
.crumb {
  padding: 108px 0 0;
  font-size: 12.5px;
  color: var(--text-3);
}
.crumb ol { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; }
.crumb li { display: inline-flex; align-items: center; gap: 8px; }
.crumb li + li::before { content: "/"; color: rgba(255, 255, 255, .18); }
.crumb a:hover { color: var(--text); }
.crumb [aria-current] { color: var(--text-2); }

/* 内页头 */
.page-head { padding: 26px 0 0; }
.page-head .kicker {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .14em;
  color: var(--accent); text-transform: uppercase;
}
.page-head h1 {
  margin: 14px 0 0;
  font-family: var(--serif); font-weight: 600;
  font-size: clamp(30px, 4.6vw, 52px); line-height: 1.14; letter-spacing: -.01em;
  max-width: 24ch; text-wrap: balance;
}
.page-head .lead { margin: 18px 0 0; max-width: 660px; color: var(--text-2); font-size: 16px; }
.page-head .meta {
  display: flex; flex-wrap: wrap; gap: 10px 20px; margin-top: 20px;
  font-size: 12.5px; color: var(--text-3);
}
.page-head .meta b { color: var(--text-2); font-weight: 500; }

/* 正文 */
.article { max-width: 760px; padding: 44px 0 0; }
.article.wide { max-width: none; }
.article > * + * { margin-top: 18px; }
.article h2 {
  margin: 46px 0 0; padding-top: 26px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--serif); font-weight: 600;
  font-size: clamp(21px, 2.4vw, 27px); line-height: 1.3;
}
.article h3 { margin: 30px 0 0; font-size: 16.5px; font-weight: 600; }
.article p { color: var(--text-2); }
.article strong { color: var(--text); font-weight: 600; }
.article ul, .article ol { margin: 0; padding-left: 20px; color: var(--text-2); }
.article li { margin: 7px 0; }
.article li::marker { color: var(--accent); }
.article a { color: var(--text); border-bottom: 1px solid rgba(236, 79, 48, .5); }
.article a:hover { border-bottom-color: var(--accent); }
.article code {
  font-family: var(--mono); font-size: .88em;
  padding: 2px 6px; border-radius: 6px;
  background: rgba(255, 255, 255, .07); color: #ffd9cf;
}
.article table { width: 100%; border-collapse: collapse; font-size: 13.5px; margin-top: 8px; }
.article th, .article td { padding: 10px 12px; border-bottom: 1px solid var(--line-soft); text-align: left; vertical-align: top; }
.article th { color: var(--text); font-weight: 600; background: rgba(255, 255, 255, .03); }
.article td { color: var(--text-2); }
.article kbd {
  font-family: var(--mono); font-size: 11.5px;
  padding: 2px 7px; border-radius: 6px;
  border: 1px solid var(--line); background: rgba(255, 255, 255, .06); color: var(--text);
}

/* 提示块 */
.note {
  margin-top: 26px; padding: 18px 20px;
  border: 1px solid var(--line); border-left: 2px solid var(--accent);
  border-radius: 12px; background: rgba(236, 79, 48, .05);
  font-size: 13.5px; color: var(--text-2);
}
.note b { color: var(--text); display: block; margin-bottom: 6px; font-size: 13px; }
.note p { margin: 0; }
.note p + p { margin-top: 8px; }

/* 胶囊链接行 */
.pills { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.pills a {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 15px; border-radius: 999px;
  border: 1px solid var(--line); font-size: 13px; color: var(--text-2);
  transition: color .18s ease, border-color .18s ease, background .18s ease;
}
.pills a:hover { color: var(--text); border-color: rgba(255, 255, 255, .28); background: rgba(255, 255, 255, .04); }
.pills a.on { color: #fff; border-color: rgba(236, 79, 48, .55); background: var(--accent-soft); }

/* FAQ */
.faq { margin-top: 26px; border-top: 1px solid var(--line-soft); }
.faq details { border-bottom: 1px solid var(--line-soft); }
.faq summary {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 18px 0; cursor: pointer; list-style: none;
  font-size: 15px; font-weight: 600; color: var(--text);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before {
  content: "+"; flex: none; width: 18px;
  font-family: var(--mono); color: var(--accent); font-weight: 400;
}
.faq details[open] summary::before { content: "−"; }
.faq .a { padding: 0 0 20px 30px; color: var(--text-2); font-size: 13.8px; }
.faq .a p { margin: 0; }
.faq .a p + p { margin-top: 10px; }

/* 相关页 / 指南卡 */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 34px; }
.gcard {
  display: flex; flex-direction: column; gap: 10px;
  padding: 22px; border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  transition: border-color .2s ease, transform .2s ease;
}
.gcard:hover { border-color: rgba(255, 255, 255, .24); transform: translateY(-2px); }
.gcard .no { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; color: var(--text-3); }
.gcard b { font-size: 16px; font-weight: 600; }
.gcard p { margin: 0; font-size: 13px; color: var(--text-2); }
.gcard span { margin-top: auto; font-size: 12.5px; color: var(--accent); }

/* 全站目录 */
.dir { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px 48px; margin-top: 40px; }
.dir h3 { margin: 0 0 12px; font-size: 13px; letter-spacing: .08em; color: var(--text-3); text-transform: uppercase; }
.dir ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 9px; }
.dir li a { display: flex; gap: 10px; align-items: baseline; font-size: 14px; }
.dir li a:hover { color: var(--accent); }
.dir li em { font-style: normal; font-size: 12px; color: var(--text-3); }

/* 结尾 CTA */
.cta-band {
  margin-top: 64px; padding: 34px;
  border: 1px solid var(--line); border-radius: 18px;
  background:
    radial-gradient(120% 140% at 85% 0%, rgba(236, 79, 48, .16), transparent 60%),
    linear-gradient(180deg, var(--panel-2), var(--panel));
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 22px;
}
.cta-band b { display: block; font-family: var(--serif); font-size: clamp(19px, 2.4vw, 24px); font-weight: 600; }
.cta-band span { font-size: 13px; color: var(--text-2); }

@media (max-width: 980px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .dir { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 640px) {
  .crumb { padding-top: 92px; }
  .cards { grid-template-columns: 1fr; }
  .article { padding-top: 30px; }
  .page-head h1 { max-width: none; }
  .cta-band { padding: 24px; }
}