:root {
  --paper: #f1ecdf;
  --ink: #171713;
  --ink-soft: #57534a;
  --rule: #aaa08f;
  --rule-dark: #27251f;
  --accent: #9d2f20;
  --sans: "DM Sans", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --serif: "Newsreader", "Songti SC", STSong, "Source Han Serif SC", "Noto Serif CJK SC", "Noto Serif SC", SimSun, serif;
  --page: min(1320px, calc(100vw - 64px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 10%, rgba(255,255,255,.36), transparent 30%),
    repeating-linear-gradient(90deg, rgba(55,44,25,.018) 0 1px, transparent 1px 4px),
    var(--paper);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}
a { color: inherit; transition: color 180ms ease, transform 180ms ease; }
button { color: inherit; font: inherit; }
.page-shell { width: var(--page); margin-inline: auto; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 10; padding: 8px 12px; color: var(--paper); background: var(--ink); transform: translateY(-150%); }
.skip-link:focus { transform: none; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

.utility-bar {
  min-height: 40px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid var(--rule-dark);
  font: 600 12px/1 var(--sans);
  letter-spacing: .1em;
}
.utility-link, .issue-mark { min-height: 40px; display: inline-flex; align-items: center; text-decoration: none; }
.utility-link:last-child { justify-self: end; }
.utility-link:hover, .issue-mark:hover { color: var(--accent); }
.utility-link:active, .issue-mark:active { transform: translateY(1px); }
.utility-link.is-current { color: var(--accent); }
.issue-mark { font-variant-numeric: tabular-nums; }

.compact-masthead {
  min-height: 104px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 18px 0 16px;
  border-bottom: 4px double var(--rule-dark);
}
.masthead-title { text-decoration: none; font: 750 clamp(38px, 3.8vw, 54px)/.84 var(--serif); letter-spacing: -.055em; }
.masthead-title span { color: var(--accent); font-style: italic; }
.compact-masthead > p { margin: 0 0 4px; font: 500 11px/1.2 var(--sans); letter-spacing: .2em; }

.page-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(260px, .55fr);
  gap: clamp(40px, 8vw, 120px);
  align-items: end;
  padding: clamp(52px, 7vw, 92px) 0 34px;
  border-bottom: 2px solid var(--ink);
}
.eyebrow { margin: 0 0 9px; color: var(--accent); font: 600 11px/1.2 var(--sans); letter-spacing: .15em; }
.page-intro h1 { margin: 0; font-size: clamp(64px, 8vw, 112px); font-weight: 650; line-height: .88; letter-spacing: -.048em; }
.intro-copy { max-width: 34ch; margin: 0 0 4px; color: var(--ink-soft); font-size: 18px; line-height: 1.55; }

.archive-guide {
  display: grid;
  grid-template-columns: minmax(130px, .75fr) minmax(0, 3fr) 70px;
  gap: 24px;
  padding: 12px 0;
  border-bottom: 1px solid var(--rule-dark);
  color: var(--ink-soft);
  font: 500 10px/1 var(--sans);
  letter-spacing: .12em;
}
.archive-guide span:last-child { text-align: right; }
.articles-list { min-height: 38vh; }
.archive-month {
  margin-top: 38px;
  padding: 0 0 8px;
  border-bottom: 1px solid var(--rule-dark);
  color: var(--accent);
  font: 600 12px/1.2 var(--sans);
  letter-spacing: .1em;
}
.article-card {
  display: grid;
  grid-template-columns: minmax(130px, .75fr) minmax(0, 3fr) 70px;
  gap: 24px;
  align-items: baseline;
  min-height: 82px;
  padding: 18px 0;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
}
.article-card__left { display: contents; }
.article-card__meta { font: 500 12px/1.4 var(--sans); font-variant-numeric: tabular-nums; }
.article-card__edition { margin-left: 9px; color: var(--accent); }
.article-card__title { min-width: 0; font-size: clamp(21px, 2vw, 29px); font-weight: 600; line-height: 1.15; letter-spacing: -.015em; text-wrap: pretty; }
.article-card__read-more { justify-self: end; font: 600 11px/1 var(--sans); letter-spacing: .08em; }
.article-card__read-more::after { content: " →"; color: var(--accent); }
.article-card:hover .article-card__title, .article-card:hover .article-card__read-more { color: var(--accent); }
.article-card:active { transform: translateY(1px); }
.archive-actions { padding: 28px 0 5px; text-align: center; }
.archive-load-more { min-height: 44px; padding: 9px 18px; border: 1px solid var(--ink); background: transparent; cursor: pointer; }
.archive-load-more:hover { color: var(--paper); background: var(--ink); }
.archive-load-more:active { transform: translateY(1px); }
.archive-skeleton { display: grid; grid-template-columns: .75fr 3fr 70px; gap: 24px; padding: 24px 0; border-bottom: 1px solid var(--rule); }
.archive-skeleton span { height: 16px; background: linear-gradient(90deg, rgba(80,69,49,.08), rgba(255,255,255,.38), rgba(80,69,49,.08)); background-size: 200% 100%; animation: shimmer 1.6s infinite; }
.archive-skeleton span:nth-child(2) { height: 26px; }
@keyframes shimmer { to { background-position: -200% 0; } }
.empty-state { padding: 70px 0; text-align: center; }
.empty-state__icon { display: none; }
.empty-state__title { font-size: 32px; font-weight: 650; }
.empty-state__desc { color: var(--ink-soft); }

.about-layout { display: grid; grid-template-columns: minmax(220px, .7fr) minmax(0, 2fr); gap: clamp(44px, 8vw, 130px); padding: 42px 0 64px; border-bottom: 4px double var(--rule-dark); }
.publication-note { align-self: start; position: sticky; top: 24px; border-top: 2px solid var(--ink); }
.note-label { margin: 0; padding: 11px 0; border-bottom: 1px solid var(--rule); font: 600 11px/1 var(--sans); letter-spacing: .12em; }
.publication-note dl { margin: 0; }
.publication-note dl > div { display: grid; grid-template-columns: 64px 1fr; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--rule); }
.publication-note dt { color: var(--ink-soft); font: 500 11px/1.4 var(--sans); }
.publication-note dd { margin: 0; font-size: 15px; line-height: 1.35; }
.about-copy { max-width: 760px; }
.about-copy section { padding: 0 0 35px; margin: 0 0 35px; border-bottom: 1px solid var(--rule); }
.about-copy section:last-child { margin-bottom: 0; }
.about-copy h2 { margin: 0 0 16px; font-size: clamp(30px, 3.4vw, 45px); font-weight: 620; line-height: 1; letter-spacing: -.025em; }
.about-copy > section > p { max-width: 61ch; margin: 0; color: #37342e; font-size: 19px; line-height: 1.78; }
.principles { margin: 4px 0 0; padding: 0; list-style: none; }
.principles li { display: grid; grid-template-columns: 40px 1fr; gap: 15px; padding: 17px 0; border-top: 1px solid var(--rule); }
.principles li > span { color: var(--accent); font: 600 11px/1.6 var(--sans); }
.principles strong { font-size: 19px; }
.principles p { margin: 4px 0 0; color: var(--ink-soft); font-size: 16px; line-height: 1.55; }
.contact-section a { text-decoration-color: var(--accent); text-underline-offset: 4px; }
.contact-section a:hover { color: var(--accent); }

.paper-footer { display: flex; justify-content: space-between; gap: 20px; padding: 17px 0; color: var(--ink-soft); font: 500 11px/1.3 var(--sans); letter-spacing: .1em; }
.paper-footer p { margin: 0; }
.paper-footer a { text-decoration: none; }
.paper-footer a:hover { color: var(--accent); }

@media (max-width: 720px) {
  :root { --page: calc(100% - 32px); }
  body { font-size: 16px; }
  .utility-bar { min-height: 44px; font-size: 11px; }
  .utility-link, .issue-mark { min-height: 44px; }
  .compact-masthead { min-height: 78px; padding: 14px 0 12px; }
  .masthead-title { font-size: 43px; }
  .compact-masthead > p { display: none; }
  .page-intro { display: block; padding: 42px 0 26px; }
  .page-intro h1 { font-size: clamp(58px, 18vw, 74px); }
  .intro-copy { margin-top: 22px; font-size: 16px; }
  .archive-guide { grid-template-columns: 82px 1fr; gap: 14px; }
  .archive-guide span:last-child { display: none; }
  .archive-month { margin-top: 30px; }
  .article-card { grid-template-columns: 82px 1fr; gap: 14px; min-height: 0; padding: 17px 0; }
  .article-card__meta { grid-row: 1; }
  .article-card__title { grid-row: 1 / span 2; font-size: 21px; line-height: 1.2; }
  .article-card__read-more { display: none; }
  .article-card__edition { display: block; margin: 5px 0 0; }
  .archive-skeleton { grid-template-columns: 82px 1fr; gap: 14px; }
  .archive-skeleton span:last-child { display: none; }
  .about-layout { display: block; padding: 30px 0 42px; }
  .publication-note { position: static; margin-bottom: 42px; }
  .about-copy section { padding-bottom: 29px; margin-bottom: 29px; }
  .about-copy h2 { font-size: 32px; }
  .about-copy > section > p { font-size: 17px; line-height: 1.72; }
  .paper-footer { display: block; }
  .paper-footer a { display: inline-block; margin-top: 5px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}