/* ========== 静态分页（cat/ site/ 404）专用样式 ========== */
:root {
  --pg-bg: #f4f7fd;
  --pg-card: #ffffff;
  --pg-text: #0f172a;
  --pg-text2: #5a6b8c;
  --pg-text3: #8b9ab5;
  --pg-border: #e5ecf8;
  --pg-brand: #2563eb;
  --pg-brand2: #7c3aed;
}

body {
  background: var(--pg-bg);
  color: var(--pg-text);
  font-family: "PingFang SC", "Microsoft YaHei", "HarmonyOS Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  margin: 0;
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }

/* 顶部 */
.pg-head {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--pg-border);
}
.pg-head-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 12px 20px;
  display: flex; align-items: center; justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 11px; }
.brand-mark {
  width: 36px; height: 36px; border-radius: 11px;
  display: grid; place-items: center; color: #fff; font-size: 18px;
  background: linear-gradient(135deg, var(--pg-brand), var(--pg-brand2));
  box-shadow: 0 6px 18px rgba(37, 99, 235, .32);
}
.brand-text b {
  display: block; font-size: 16.5px;
  background: linear-gradient(120deg, var(--pg-brand), var(--pg-brand2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.brand-text span { display: block; font-size: 10.5px; color: var(--pg-text3); letter-spacing: 2px; }
.pg-home {
  font-size: 13px; color: var(--pg-brand);
  border: 1px solid var(--pg-border); border-radius: 999px;
  padding: 6px 14px; background: #fff;
}
.pg-home:hover { box-shadow: 0 6px 16px rgba(37, 99, 235, .16); }
.pg-chips {
  max-width: 1200px; margin: 0 auto;
  padding: 0 20px 10px;
  display: flex; gap: 7px; overflow-x: auto; scrollbar-width: none;
}
.pg-chips::-webkit-scrollbar { display: none; }
.pg-chips a {
  flex: none; font-size: 12.5px; color: var(--pg-text2);
  border: 1px solid var(--pg-border); background: #fff;
  border-radius: 999px; padding: 4px 12px; white-space: nowrap;
}
.pg-chips a:hover { color: var(--pg-brand); border-color: var(--pg-brand); }

/* 主体 */
.pg-main { max-width: 1200px; margin: 0 auto; padding: 22px 20px 40px; }
.crumb { font-size: 12.5px; color: var(--pg-text3); margin-bottom: 12px; }
.crumb a:hover { color: var(--pg-brand); }
.pg-main h1 { font-size: 25px; margin: 0 0 8px; letter-spacing: .5px; }
.lead { margin: 0 0 20px; color: var(--pg-text2); font-size: 14px; }
.lead b { color: var(--pg-brand); }

/* 站点头部 */
.site-hero {
  display: flex; gap: 18px; align-items: center;
  padding: 20px; border-radius: 18px; margin-bottom: 22px;
  background: linear-gradient(125deg, #1e40af, #2563eb 45%, #7c3aed);
  color: #fff;
  box-shadow: 0 16px 34px rgba(37, 99, 235, .22);
}
.logo.big { width: 64px; height: 64px; border-radius: 16px; font-size: 26px; background: rgba(255, 255, 255, .16); border-color: rgba(255, 255, 255, .3); }
.logo.big img { width: 38px; height: 38px; }
.site-hero-info h1 { margin: 0 0 2px; font-size: 24px; color: #fff; }
.site-domain { margin: 0 0 10px; font-size: 13px; color: rgba(255, 255, 255, .82); }
.go-btn {
  display: inline-block; padding: 8px 18px; border-radius: 999px;
  background: #fff; color: var(--pg-brand); font-size: 13.5px; font-weight: 600;
  box-shadow: 0 6px 16px rgba(0, 0, 0, .14);
}
.go-btn:hover { transform: translateY(-1px); }

/* 段落 */
.pg-sec { margin-bottom: 26px; }
.pg-sec h2 {
  font-size: 17px; margin: 0 0 10px; padding-left: 11px;
  border-left: 4px solid var(--pg-brand); line-height: 1.2;
}
.pg-sec p { margin: 0 0 8px; font-size: 14px; color: var(--pg-text2); }

.info-table { width: 100%; border-collapse: collapse; font-size: 13.5px; background: #fff; border-radius: 12px; overflow: hidden; border: 1px solid var(--pg-border); }
.info-table th, .info-table td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--pg-border); }
.info-table tr:last-child th, .info-table tr:last-child td { border-bottom: none; }
.info-table th { width: 110px; color: var(--pg-text3); font-weight: 500; background: #fafcff; }
.info-table td a { color: var(--pg-brand); }

/* 其他分类 */
.pg-rel { margin-top: 30px; }
.pg-rel h2 { font-size: 17px; margin: 0 0 12px; }
.pg-rel-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; }
.pg-rel-grid a {
  display: flex; align-items: center; gap: 6px;
  padding: 10px 12px; border-radius: 12px; font-size: 13.5px;
  background: #fff; border: 1px solid var(--pg-border); color: var(--pg-text2);
}
.pg-rel-grid a:hover { color: var(--pg-brand); border-color: var(--pg-brand); transform: translateY(-2px); }
.pg-rel-grid a i { margin-left: auto; font-style: normal; font-size: 11.5px; color: var(--pg-text3); }

/* 页脚 */
.pg-foot { border-top: 1px solid var(--pg-border); padding: 22px 20px 30px; text-align: center; color: var(--pg-text3); font-size: 12.5px; }
.pg-foot p { margin: 4px 0; }
.pg-foot a { color: var(--pg-brand); }

/* 404 */
.pg-404 { min-height: 70vh; display: grid; place-content: center; text-align: center; gap: 10px; }
.pg-404 h1 { font-size: 66px; margin: 0; background: linear-gradient(120deg, var(--pg-brand), var(--pg-brand2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.pg-404 p { color: var(--pg-text2); margin: 0 0 8px; }

@media (max-width: 720px) {
  .pg-main { padding: 16px 14px 32px; }
  .pg-main h1 { font-size: 21px; }
  .site-hero { padding: 16px; gap: 14px; }
  .logo.big { width: 52px; height: 52px; }
  .site-hero-info h1 { font-size: 20px; }
}