:root {
  color-scheme: dark;
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --bg: #070b14;
  --panel: rgba(255, 255, 255, 0.045);
  --line: rgba(255, 255, 255, 0.12);
  --text: rgba(255, 255, 255, 0.76);
  --muted: rgba(255, 255, 255, 0.52);
  --accent: #e0aa87;
}

* { box-sizing: border-box; }
body { margin: 0; background: radial-gradient(circle at 50% -20%, #36283b 0, var(--bg) 42%); color: var(--text); }
main { width: min(820px, calc(100% - 36px)); margin: 0 auto; padding: 48px 0 72px; }
nav { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 34px; }
nav a { color: var(--muted); text-decoration: none; }
h1, h2 { color: #fff; font-family: "Noto Serif SC", serif; font-weight: 600; }
h1 { max-width: 16ch; margin: 0 0 14px; font-size: clamp(1.9rem, 5vw, 3rem); line-height: 1.28; }
h2 { margin-top: 42px; padding-top: 26px; border-top: 1px solid var(--line); font-size: 1.25rem; }
p, li, dd { line-height: 1.85; }
a { color: var(--accent); }
.lead { max-width: 46rem; color: var(--muted); font-size: 1.05rem; }
.panel { margin-top: 28px; padding: 20px 22px; border: 1px solid var(--line); border-radius: 18px; background: var(--panel); }
.panel p:first-child { margin-top: 0; }
.panel p:last-child { margin-bottom: 0; }
dl { margin: 0; }
dt { margin-top: 20px; color: #fff; font-weight: 600; }
dd { margin: 6px 0 0; }
footer { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.86rem; }
.footer-nav { display: grid; gap: 12px; }
.footer-nav nav { margin: 0; }
.footer-nav__primary, .footer-nav__secondary { display: flex; flex-wrap: wrap; }
.footer-nav__primary { gap: 8px; }
.footer-nav__secondary { gap: 4px; }
.footer-nav__primary a, .footer-nav__secondary a { display: inline-flex; align-items: center; justify-content: center; border: 1px solid transparent; border-radius: 9px; text-decoration: none; }
.footer-nav__primary a { min-height: 36px; padding: 0 10px; color: rgba(255,255,255,0.72); }
.footer-nav__secondary a { min-height: 30px; padding: 0 9px; color: var(--muted); }
.footer-nav a:hover { border-color: rgba(226,180,139,0.28); background: rgba(226,180,139,0.08); color: rgba(255,229,207,0.92); }
.footer-nav a:focus-visible { outline: 2px solid #f5cba3; outline-offset: 3px; background: rgba(226,180,139,0.08); color: rgba(255,229,207,0.92); }
.footer-nav__copy { margin: 4px 0 0; }
.blog-page { width: min(760px, calc(100% - 36px)); }
.blog-category { margin-bottom: 12px; color: var(--accent); font-size: 0.9rem; }
.blog-meta { color: var(--muted); font-size: 0.92rem; }
.blog-list { display: grid; gap: 16px; margin-top: 32px; }
.blog-list article { display: grid; grid-template-columns: minmax(0, 1fr) 96px; gap: 20px; align-items: start; padding: 20px; border: 1px solid var(--line); border-radius: 18px; background: var(--panel); }
.blog-list article[hidden] { display: none; }
.blog-list__copy { min-width: 0; }
.blog-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.blog-filters button { min-height: 44px; padding: 0 14px; border: 1px solid var(--line); border-radius: 999px; background: transparent; color: var(--muted); font: inherit; cursor: pointer; }
.blog-filters button[aria-pressed="true"] { border-color: var(--accent); color: #fff; background: rgba(224, 170, 135, 0.14); }
.blog-list__cover { display: block; width: 96px; aspect-ratio: 1; overflow: hidden; border-radius: 12px; background: linear-gradient(135deg, #37263c, #e09565 54%, #f2c278); }
.blog-list__cover img, .blog-list__cover span { display: block; width: 100%; height: 100%; object-fit: cover; }
.blog-list h2 { margin: 4px 0 10px; padding: 0; border: 0; font-size: 1.28rem; }
.blog-list p { margin: 8px 0; }
.blog-body { margin-top: 32px; font-size: 1.06rem; }
.blog-cover { margin: 28px 0 0; }
.blog-cover img { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 18px; }
.blog-cover figcaption { margin-top: 8px; color: var(--muted); font-size: 0.82rem; line-height: 1.6; }
.blog-body h2 { scroll-margin-top: 24px; }
.blog-body img, .blog-body table { max-width: 100%; height: auto; }
.blog-body pre { max-width: 100%; overflow-x: auto; }
.blog-table-scroll { max-width: 100%; overflow-x: auto; }
.blog-body table { border-collapse: collapse; }
.blog-body th, .blog-body td { padding: 10px; border: 1px solid var(--line); text-align: left; }
.blog-spot-links { display: flex; flex-wrap: wrap; gap: 12px; }
.blog-spot-links a { display: inline-flex; align-items: center; min-height: 44px; }
.blog-related { display: grid; gap: 12px; padding: 0; list-style: none; }
.blog-related li { padding: 14px; border: 1px solid var(--line); border-radius: 14px; }
.blog-related a { font-weight: 600; }
.blog-related span { display: block; margin-top: 5px; color: var(--muted); font-size: 0.9rem; }

@media (max-width: 720px) {
  main { padding-top: 28px; }
  nav { gap: 10px 16px; font-size: 0.9rem; }
  .panel { padding: 18px; }
  .blog-page { width: min(100% - 32px, 760px); }
  .blog-body { font-size: 1rem; }
  .blog-list article { padding: 18px; }
  .blog-list article { grid-template-columns: minmax(0, 1fr) 76px; gap: 14px; }
  .blog-list__cover { width: 76px; }
  .footer-nav__primary { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .footer-nav__primary a { min-height: 44px; padding: 10px 12px; border-color: rgba(255,255,255,0.09); border-radius: 12px; background: rgba(255,255,255,0.035); }
  .footer-nav__secondary { gap: 4px; }
}