/* 尔羽启心·日本银发经济观察 — GEO 公开站样式
   品牌色：天空蓝 #3E9BD7 / 活力橙 #FFB06B / 深蓝 #1A3A52 */

:root {
  --sky: #3E9BD7;
  --sky-dark: #2C7FB8;
  --orange: #FFB06B;
  --navy: #1A3A52;
  --ink: #2C2C2A;
  --gray: #5F5E5A;
  --line: #E3ECF3;
  --bg-soft: #F3F9FD;
  --bg-orange: #FFF4EA;
  --maxw: 760px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.85;
  font-size: 17px;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Header ---------- */
.site-header {
  border-bottom: 1px solid var(--line);
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}
.brand {
  display: flex;
  align-items: center;
  font-size: 19px;
  font-weight: 700;
  color: var(--navy);
  text-decoration: none;
  letter-spacing: .5px;
}
.brand .logo {
  height: 34px;
  width: auto;
  margin-right: 10px;
  border-radius: 6px;
}
.brand-text { display: inline-block; }
.brand-sub {
  font-size: 13px;
  font-weight: 400;
  color: var(--sky);
  margin-left: 6px;
}
.nav a {
  color: var(--gray);
  text-decoration: none;
  font-size: 14px;
  margin-left: 18px;
}
.nav a:hover { color: var(--sky); }

/* ---------- Article ---------- */
.post { padding: 28px 0 12px; }

.pill {
  display: inline-block;
  background: var(--sky);
  color: #fff;
  font-size: 13px;
  padding: 5px 14px;
  border-radius: 20px;
  margin-bottom: 14px;
}

.post h1 {
  color: var(--navy);
  font-size: 27px;
  line-height: 1.4;
  border-left: 5px solid var(--sky);
  padding-left: 12px;
  margin: 6px 0 18px;
}

.answer-block {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-left: 4px solid var(--sky);
  border-radius: 8px;
  padding: 14px 18px;
  margin: 0 0 18px;
}
.answer-label {
  display: inline-block;
  font-size: 12px;
  color: var(--sky-dark);
  font-weight: 700;
  margin-bottom: 4px;
  letter-spacing: 1px;
}
.answer-block p {
  margin: 0;
  color: #2b4a63;
  font-size: 16px;
}

.post-meta {
  color: var(--gray);
  font-size: 13px;
  margin-bottom: 22px;
}

.post-body { font-size: 17px; }
.post-body h2 {
  color: var(--navy);
  font-size: 21px;
  margin: 30px 0 14px;
  padding-left: 12px;
  border-left: 4px solid var(--sky);
}
.post-body p { margin: 0 0 20px; color: #333; }
.post-body img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  display: block;
  margin: 22px auto;
}
.post-body .img-cap {
  text-align: center;
  color: #999;
  font-size: 13px;
  margin: -10px 0 22px;
}
.post-body blockquote {
  background: var(--bg-orange);
  border-left: 4px solid var(--orange);
  margin: 24px 0;
  padding: 16px 20px;
  border-radius: 0 10px 10px 0;
  color: #5a4a3a;
  font-size: 16px;
}
.post-body a { color: var(--sky); }

/* ---------- FAQ ---------- */
.faq {
  margin: 36px 0 8px;
  border-top: 1px solid var(--line);
  padding-top: 24px;
}
.faq h2 {
  color: var(--navy);
  font-size: 21px;
  margin: 0 0 16px;
}
.faq-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 18px;
  margin-bottom: 12px;
  background: #fcfdff;
}
.faq-item .q { font-weight: 700; color: var(--navy); margin: 0 0 6px; }
.faq-item .a { margin: 0; color: #444; font-size: 15.5px; }

/* ---------- CTA ---------- */
.cta {
  background: var(--bg-orange);
  border: 1px solid var(--orange);
  border-radius: 12px;
  padding: 20px 22px;
  margin: 32px 0 8px;
  text-align: center;
}
.cta h3 { color: var(--navy); margin: 0 0 8px; font-size: 18px; }
.cta p { margin: 0 0 6px; color: #5a4a3a; font-size: 15px; }
.cta-strong { font-weight: 700; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 40px;
  padding: 24px 0 36px;
  background: #fafcfe;
}
.footer-brand { color: var(--navy); font-size: 14px; margin: 0 0 6px; }
.footer-muted { color: var(--gray); font-size: 12px; margin: 0; }

/* ---------- 首页列表 / about ---------- */
.lede {
  font-size: 16px;
  color: var(--gray);
  margin: 8px 0 28px;
}
.article-list { list-style: none; padding: 0; margin: 0; }
.article-list li {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 18px;
  margin-bottom: 14px;
  transition: border-color .15s;
}
.article-list li:hover { border-color: var(--sky); }
.article-list a { text-decoration: none; color: var(--navy); font-size: 18px; font-weight: 600; }
.article-list .cat {
  display: inline-block;
  background: var(--bg-soft);
  color: var(--sky-dark);
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 12px;
  margin-left: 10px;
  font-weight: 400;
}
.article-list .desc { color: var(--gray); font-size: 14px; margin: 8px 0 0; }
.article-list li.coming {
  border-style: dashed;
  background: #fafcfe;
  opacity: .82;
}
.article-list li.coming { color: var(--gray); font-size: 18px; font-weight: 600; }
.article-list li.coming .desc { color: #9aa6b0; font-style: italic; }
.section-title { color: var(--navy); font-size: 22px; margin: 30px 0 6px; }

@media (max-width: 600px) {
  body { font-size: 16px; }
  .post h1 { font-size: 23px; }
  .brand-sub { display: none; }
  .nav a { margin-left: 12px; font-size: 13px; }
}

.site-footer a { color: #3E9BD7; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }