:root {
  color-scheme: light;
  --paper: #f7f6f0;
  --ink: #20251d;
  --muted: #63685b;
  --line: #d9dccf;
  --grass: #42752d;
  --wash: #eef0e6;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 2px solid var(--grass); outline-offset: 6px; }
::selection { background: var(--grass); color: var(--paper); }
.shell { max-width: 1080px; margin: 0 auto; padding: 0 48px; }
.masthead { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 29px 0; border-bottom: 1px solid var(--line); }
.wordmark { display: inline-flex; align-items: baseline; gap: 8px; min-height: 44px; padding: 7px 0; font-family: Georgia, "Times New Roman", serif; font-size: 28px; font-weight: 700; letter-spacing: -1.8px; }
.wordmark .so { color: var(--grass); }
.masthead-note { color: var(--muted); font-size: 12px; letter-spacing: .08em; }
.intro { padding: 65px 0 49px; }
.eyebrow { margin: 0 0 20px; font-family: "SFMono-Regular", Consolas, monospace; font-size: 11px; letter-spacing: .13em; color: var(--muted); }
h1 { margin: 0; font-family: "Songti SC", "STSong", "Noto Serif CJK SC", serif; font-weight: 600; font-size: clamp(36px, 5vw, 50px); line-height: 1.3; letter-spacing: .025em; }
.title-dot { color: var(--grass); margin-left: 4px; }
.intro-copy { color: var(--muted); margin: 20px 0 0; font-size: 14px; line-height: 1.9; }
.section-heading { display: flex; justify-content: space-between; gap: 20px; align-items: baseline; padding: 0 0 15px; border-bottom: 1px solid var(--ink); }
.section-heading h2 { margin: 0; font-size: 12px; font-weight: 500; letter-spacing: .08em; }
.section-heading > span { color: var(--muted); font-size: 11px; }
.site-list { margin: 0; padding: 0; list-style: none; }
.site-list li { border-bottom: 1px solid var(--line); }
.site-link { display: grid; grid-template-columns: 45px minmax(0, 1fr) minmax(170px, auto) 25px; align-items: center; gap: 22px; padding: 25px 4px; min-height: 100px; }
.site-link:hover { background: var(--wash); }
.site-link:hover .site-name, .site-link:focus-visible .site-name { color: var(--grass); }
.site-number { align-self: start; padding-top: 5px; font: 11px/1.5 "SFMono-Regular", Consolas, monospace; color: var(--muted); }
.site-copy, .site-meta { min-width: 0; }
.site-name { display: block; font-size: 19px; font-weight: 500; line-height: 1.5; }
.site-description { display: block; margin-top: 5px; color: var(--muted); font-size: 12px; line-height: 1.7; overflow-wrap: anywhere; }
.site-meta { text-align: right; }
.site-host { display: block; font: 11px/1.6 "SFMono-Regular", Consolas, monospace; color: var(--muted); overflow-wrap: anywhere; }
.access { display: inline-block; margin-top: 7px; font-size: 11px; line-height: 1.6; color: var(--muted); }
.restricted { border: 1px solid var(--line); border-radius: 3px; padding: 1px 6px; }
.site-arrow { justify-self: end; color: var(--grass); font: 21px/1 sans-serif; }
footer { display: flex; justify-content: space-between; align-items: baseline; gap: 20px; padding: 32px 0 36px; color: var(--muted); font-size: 11px; line-height: 1.8; }
footer p { margin: 0; }
.footer-divider { margin: 0 8px; color: var(--line); }
.skip-link { position: absolute; left: 16px; top: -100px; padding: 12px 18px; min-height: 44px; background: var(--paper); border: 1px solid var(--grass); z-index: 1; }
.skip-link:focus { top: 12px; }
.return-link { display: inline-flex; align-items: center; min-height: 44px; margin-top: 28px; color: var(--grass); border-bottom: 1px solid currentColor; font-size: 14px; }
.not-found { min-height: 60vh; }
@media (max-width: 640px) {
  .shell { padding: 0 24px; }
  .masthead { padding: 18px 0; }
  .masthead-note { font-size: 10px; letter-spacing: 0; }
  .intro { padding: 46px 0 36px; }
  .site-link { grid-template-columns: 25px minmax(0, 1fr) 20px; gap: 10px 12px; padding: 23px 0; }
  .site-number { grid-column: 1; grid-row: 1; }
  .site-copy { grid-column: 2; grid-row: 1; }
  .site-meta { grid-column: 2; grid-row: 2; display: flex; flex-wrap: wrap; align-items: center; gap: 5px 12px; text-align: left; }
  .site-name { font-size: 18px; }
  .site-description { font-size: 12px; }
  .access { margin-top: 0; }
  .site-arrow { grid-column: 3; grid-row: 1 / 3; }
  footer { flex-direction: column; gap: 8px; padding-top: 26px; }
}