/* 标书站内容页（关于 / 新闻）——沿用产品站浅色视觉 */
* { box-sizing: border-box; }

body.content-page {
  margin: 0;
  background: #f6f8fb;
  color: #16202f;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a { color: #1a4788; text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid #dfe7f1;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.topbar-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #0e2a54;
  font-weight: 700;
}
.brand:hover { text-decoration: none; }
.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #1a4788, #2f6cb3);
  color: #fff;
  font-size: 17px;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text small {
  margin-top: 4px;
  color: #5c6b84;
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.08em;
}
.topbar nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  font-size: 14px;
}
.topbar nav a { color: #3e4c62; }
.topbar nav a[aria-current="page"] { color: #1a4788; font-weight: 600; }

.page-main {
  max-width: 860px;
  margin: 0 auto;
  padding: 64px 24px 88px;
}
.kicker {
  margin: 0 0 14px;
  color: #1a4788;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.page-main h1 {
  margin: 0 0 18px;
  color: #0e2a54;
  font-size: clamp(30px, 4.6vw, 44px);
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.page-main h1 em { font-style: normal; color: #1a4788; }
.lead {
  margin: 0 0 34px;
  color: #5c6b84;
  font-size: 16.5px;
  line-height: 1.9;
}
.page-main h2 { margin: 38px 0 12px; color: #0e2a54; font-size: 23px; line-height: 1.3; }
.page-main h3 { margin: 24px 0 8px; color: #0e2a54; font-size: 18px; }
.page-main p,
.page-main li { color: #5c6b84; font-size: 15px; line-height: 1.9; }
.page-main p + p { margin-top: 12px; }
.page-main ul,
.page-main ol { margin: 10px 0 0 22px; }
.page-main li + li { margin-top: 7px; }
.page-main strong { color: #16202f; }

.meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin: 0 0 28px;
  color: #8a97ab;
  font-size: 12.5px;
}
.tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  background: #eaf1fb;
  color: #1a4788;
  font-size: 12px;
  font-weight: 600;
}

.card {
  margin: 28px 0 0;
  padding: 24px 26px;
  background: #fff;
  border: 1px solid #dfe7f1;
  border-radius: 14px;
  box-shadow: 0 14px 40px rgba(16, 35, 64, 0.06);
}
.card h2 { margin-top: 0; }

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 38px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 16px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 600;
}
.btn.primary { background: linear-gradient(180deg, #1a4788, #143a70); color: #fff; }
.btn.primary:hover { text-decoration: none; filter: brightness(1.08); }
.btn.ghost { background: #fff; border-color: #dfe7f1; color: #1a4788; }
.btn.ghost:hover { text-decoration: none; border-color: #b9cce6; background: #eaf1fb; }

.news-list { display: grid; gap: 14px; margin-top: 30px; }
.news-item {
  display: block;
  padding: 22px 24px;
  background: #fff;
  border: 1px solid #dfe7f1;
  border-radius: 14px;
  transition: 0.16s;
}
.news-item:hover {
  text-decoration: none;
  border-color: #b9cce6;
  box-shadow: 0 14px 34px rgba(16, 35, 64, 0.08);
  transform: translateY(-2px);
}
.news-date { display: block; margin-bottom: 6px; color: #8a97ab; font-size: 12px; }
.news-item h2 { margin: 0 0 8px; font-size: 19px; }
.news-item p { margin: 0 0 10px; font-size: 14px; }
.news-more { color: #1a4788; font-size: 13px; font-weight: 600; }

.page-footer {
  padding: 20px 24px;
  border-top: 1px solid #dfe7f1;
  background: #fff;
  color: #8a97ab;
  font-size: 12.5px;
}
.page-footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px 16px;
}
.page-footer a { color: #8a97ab; }

@media (max-width: 760px) {
  .topbar-inner { height: auto; padding: 12px 18px; flex-direction: column; align-items: flex-start; }
  .topbar nav { gap: 12px; }
  .page-main { padding: 40px 18px 64px; }
  .lead { font-size: 16px; }
  .card { padding: 20px 18px; }
  .news-item { padding: 18px; }
  .actions .btn { width: 100%; }
}