@charset "UTF-8";

:root {
  color-scheme: light;
  --paper: #f5f2eb;
  --sheet: #fffefa;
  --ink: #232720;
  --muted: #76766e;
  --line: #dcd8ce;
  --accent: #a34c38;
  --accent-soft: #f0e4dc;
  --olive: #66705b;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --serif: "Iowan Old Style", "Baskerville", "Palatino Linotype", "Songti SC", "Noto Serif CJK SC", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { min-width: 320px; background: var(--paper); scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font: 15px/1.65 var(--sans); -webkit-font-smoothing: antialiased; }
button, a { font: inherit; }
a { color: inherit; }
button { color: inherit; }
button:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
[hidden] { display: none !important; }

.skip-link { position: fixed; z-index: 20; top: 8px; left: 8px; transform: translateY(-150%); padding: 8px 12px; color: white; background: var(--ink); }
.skip-link:focus { transform: none; }
.masthead { display: flex; align-items: center; justify-content: space-between; gap: 20px; width: min(1240px, calc(100% - 64px)); min-height: 82px; margin: auto; border-bottom: 1px solid var(--line); }
.co-brand { display: inline-flex; align-items: center; gap: clamp(7px, 1vw, 13px); min-width: 0; text-decoration: none; }
.co-brand img { display: block; flex: none; object-fit: contain; }
.co-brand-tongshu { width: 40px; height: 40px; }
.co-brand-baiqiang { width: 92px; height: 24px; }
.co-brand-mantouge { width: 38px; height: 38px; }
.co-brand-label { margin-left: 2px; color: var(--muted); font-size: 11px; white-space: nowrap; }
.masthead-right { display: flex; align-items: center; gap: 30px; }
.archive-link { padding: 7px 0; color: var(--ink); font-size: 12px; text-decoration: none; border-bottom: 1px solid transparent; }
.archive-link:hover { border-color: var(--accent); }
.archive-link span { margin-left: 5px; color: var(--accent); }

main { width: min(1160px, calc(100% - 64px)); min-height: calc(100vh - 150px); margin: 0 auto; }
.loading-state, .error-state { padding: 100px 0; color: var(--muted); text-align: center; }
.error-state h1 { color: var(--ink); font: 28px var(--serif); }
.error-state p { font-size: 13px; }

.issue-meta { display: flex; align-items: center; justify-content: space-between; padding: 29px 0 20px; color: var(--muted); font: 10px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.issue-meta .issue-date { color: var(--ink); }
.overview-grid { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(230px, .62fr); gap: clamp(30px, 6vw, 88px); align-items: end; padding: 20px 0 56px; border-bottom: 1px solid var(--ink); }
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 19px; color: var(--accent); font: 10px var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.eyebrow::before { width: 20px; height: 1px; content: ""; background: var(--accent); }
.cover-title { max-width: 810px; margin: 0; font: 500 clamp(37px, 4.8vw, 62px)/1.16 var(--serif); letter-spacing: -.045em; text-wrap: balance; }
.cover-summary { max-width: 760px; margin: 22px 0 0; color: #55574f; font-size: clamp(14px, 1.5vw, 17px); line-height: 1.9; }
.cover-actions { display: flex; align-items: center; gap: 18px; margin-top: 25px; }
.primary-button { display: inline-flex; align-items: center; gap: 17px; min-height: 46px; padding: 0 16px; color: var(--sheet); background: var(--ink); border: 1px solid var(--ink); text-decoration: none; cursor: pointer; transition: color .18s ease, background .18s ease; }
.primary-button:hover { color: var(--ink); background: transparent; }
.primary-button span { color: #dca38d; font-size: 18px; }
.source-hint { max-width: 320px; color: var(--muted); font-size: 11px; line-height: 1.55; }
.cover-index { position: relative; min-height: 274px; display: flex; flex-direction: column; justify-content: space-between; padding: 24px 23px; overflow: hidden; color: var(--sheet); background: var(--olive); }
.cover-index::after { position: absolute; right: -48px; bottom: -78px; width: 250px; height: 250px; content: ""; border: 1px solid #ffffff38; border-radius: 50%; box-shadow: 0 0 0 28px #ffffff0b, 0 0 0 56px #ffffff09, 0 0 0 84px #ffffff07; }
.cover-index .index-label, .cover-index .index-date { z-index: 1; color: #e0e1d8; font: 10px var(--mono); letter-spacing: .1em; }
.cover-index .index-number { z-index: 1; font: 500 clamp(88px, 11vw, 142px)/.85 var(--serif); letter-spacing: -.08em; }
.cover-index .index-note { z-index: 1; max-width: 145px; font: 13px/1.6 var(--serif); }

.index-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; padding: 47px 0 17px; }
.index-heading h2 { margin: 0; font: 500 27px var(--serif); letter-spacing: -.025em; }
.index-heading p { margin: 0; color: var(--muted); font-size: 11px; }
.category-block { margin-top: 25px; }
.category-heading { display: flex; align-items: center; gap: 13px; margin: 0 0 4px; padding-bottom: 9px; border-bottom: 1px solid var(--line); color: var(--olive); font: 10px var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.category-heading::after { flex: 1; height: 1px; content: ""; background: var(--line); }
.story-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 44px; }
.story-row { display: grid; grid-template-columns: 52px minmax(0, 1fr) 28px; gap: 12px; align-items: start; min-height: 120px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.story-number { padding-top: 2px; color: var(--accent); font: 11px var(--mono); }
.story-open { display: block; width: 100%; padding: 0; text-align: left; background: transparent; border: 0; cursor: pointer; }
.story-open strong { display: block; font: 500 17px/1.48 var(--serif); transition: color .15s ease; }
.story-open:hover strong { color: var(--accent); }
.story-open small { display: -webkit-box; margin-top: 8px; overflow: hidden; color: var(--muted); font-size: 11px; line-height: 1.65; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.story-arrow { display: grid; width: 27px; height: 27px; place-items: center; color: var(--accent); border: 1px solid var(--line); border-radius: 50%; font-size: 14px; }
.editor-note { display: grid; grid-template-columns: 1fr 170px; gap: 28px; align-items: center; margin: 55px 0 54px; padding: 25px 28px; background: #ebe9df; }
.editor-note .note-kicker { color: var(--accent); font: 10px var(--mono); letter-spacing: .12em; }
.editor-note h2 { margin: 7px 0; font: 500 24px/1.4 var(--serif); }
.editor-note p { margin: 0; color: #55574f; font-size: 12px; line-height: 1.8; }
.editor-note .note-mark { color: #a9aa9f; font: 68px/.9 var(--serif); text-align: center; }

.reader-topline { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 24px 0 15px; border-bottom: 1px solid var(--line); }
.back-button { padding: 8px 0; color: var(--ink); background: transparent; border: 0; cursor: pointer; font-size: 12px; }
.back-button span { margin-right: 8px; color: var(--accent); }
.reader-progress { display: flex; align-items: center; gap: 13px; width: min(260px, 45vw); color: var(--muted); font: 10px var(--mono); }
.reader-progress i { position: relative; display: block; flex: 1; height: 1px; background: var(--line); }
.reader-progress b { position: absolute; inset: 0 auto 0 0; width: 0; background: var(--accent); transition: width .22s ease; }
.reader-layout { display: grid; grid-template-columns: 190px minmax(0, 760px); gap: clamp(35px, 7vw, 95px); justify-content: center; padding: 42px 0 60px; }
.reader-rail { position: sticky; top: 26px; align-self: start; padding-top: 6px; color: var(--muted); }
.rail-kicker { display: block; color: var(--accent); font: 10px var(--mono); letter-spacing: .1em; }
.reader-rail > strong { display: block; margin-top: 14px; color: var(--ink); font: 52px/.95 var(--serif); letter-spacing: -.06em; }
.rail-rule { display: block; width: 44px; height: 1px; margin: 18px 0 11px; background: var(--accent); }
.rail-category { display: block; min-height: 22px; font-size: 11px; }
.reader-index { display: grid; max-height: 46vh; gap: 2px; margin-top: 30px; overflow: auto; }
.reader-index button { display: grid; grid-template-columns: 28px 1fr; gap: 5px; padding: 6px 3px; color: var(--muted); text-align: left; background: transparent; border: 0; cursor: pointer; font-size: 10px; line-height: 1.45; }
.reader-index button span:first-child { color: var(--accent); font-family: var(--mono); }
.reader-index button[aria-current="true"] { color: var(--ink); background: #ebe9df; }
.reader-paper { min-width: 0; padding: clamp(24px, 4vw, 50px); background: var(--sheet); box-shadow: 0 2px 20px #34301f0a; }
.reader-paper .article-kicker { margin: 0 0 14px; color: var(--accent); font: 10px var(--mono); letter-spacing: .1em; }
.reader-paper h1 { margin: 0; font: 500 clamp(29px, 4vw, 47px)/1.27 var(--serif); letter-spacing: -.04em; text-wrap: balance; }
.reader-paper .article-summary { margin: 22px 0 28px; color: #66675f; font-size: 15px; line-height: 1.85; }
.article-rule { width: 42px; height: 2px; margin: 27px 0; background: var(--accent); }
.article-body { color: #33352f; font: 16px/2 var(--serif); overflow-wrap: anywhere; }
.article-body p { margin: 0 0 1.35em; }
.article-source { margin-top: 34px; padding: 15px 0 0; border-top: 1px dashed var(--line); color: var(--muted); font: 11px/1.7 var(--sans); }
.article-source strong { display: block; margin-bottom: 5px; color: var(--accent); font: 9px var(--mono); letter-spacing: .1em; }
.article-navigation { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; max-width: 960px; margin: 0 auto 60px; }
.article-navigation button { display: flex; align-items: center; gap: 14px; min-width: 0; min-height: 78px; padding: 13px 16px; text-align: left; background: transparent; border: 1px solid var(--line); cursor: pointer; }
.article-navigation button:last-child { justify-content: space-between; text-align: right; }
.article-navigation button:disabled { opacity: .4; cursor: default; }
.article-navigation button > span:first-child:not(:only-child) { color: var(--accent); font-size: 18px; }
.article-navigation small, .article-navigation b { display: block; }
.article-navigation small { color: var(--muted); font-size: 10px; font-weight: 400; }
.article-navigation b { max-width: 360px; margin-top: 4px; overflow: hidden; font: 500 13px/1.45 var(--serif); text-overflow: ellipsis; white-space: nowrap; }

.site-footer { display: flex; justify-content: space-between; gap: 14px; width: min(1240px, calc(100% - 64px)); margin: 0 auto; padding: 18px 0 max(20px, env(safe-area-inset-bottom)); border-top: 1px solid var(--line); color: var(--muted); font: 9px var(--mono); letter-spacing: .04em; }

@media (max-width: 760px) {
  html, body { width: 100%; max-width: 100vw; overflow-x: clip; }
  .masthead { width: calc(100% - 36px); min-height: 70px; gap: 12px; }
  .co-brand { gap: 7px; }
  .co-brand-tongshu { width: 34px; height: 34px; }
  .co-brand-baiqiang { width: 74px; height: 20px; }
  .co-brand-mantouge { width: 32px; height: 32px; }
  .co-brand-label { margin-left: 0; font-size: 10px; }
  .masthead-right { gap: 14px; }
  .archive-link { min-height: 44px; display: inline-flex; align-items: center; }
  main { width: calc(100% - 36px); min-height: calc(100svh - 132px); }
  .issue-meta { padding: 21px 0 14px; font-size: 9px; }
  .issue-meta > span:nth-child(2) { display: none !important; }
  .overview-grid { grid-template-columns: 1fr; gap: 27px; padding: 15px 0 36px; }
  .overview-grid > * { min-width: 0; }
  .eyebrow { margin-bottom: 13px; font-size: 9px; }
  .cover-title { width: 100%; max-width: 100%; font-size: clamp(32px, 8.3vw, 37px); line-height: 1.25; overflow-wrap: anywhere; }
  .cover-summary { margin-top: 15px; font-size: 14px; line-height: 1.8; }
  .cover-actions { flex-wrap: wrap; gap: 12px; margin-top: 20px; }
  .primary-button { min-height: 48px; }
  .source-hint { flex: 1; min-width: 135px; font-size: 10px; }
  .cover-index { width: 100%; min-width: 0; min-height: 145px; display: grid; grid-template-columns: minmax(0, 1fr) 104px; grid-template-rows: 1fr auto; gap: 4px 12px; padding: 16px 18px; }
  .cover-index .index-label { grid-column: 1; align-self: end; }
  .cover-index .index-number { grid-column: 2; grid-row: 1 / span 2; align-self: center; justify-self: end; font-size: 69px; }
  .cover-index .index-note { grid-column: 1; grid-row: 2; max-width: 170px; font-size: 12px; }
  .cover-index .index-date { display: none; }
  .index-heading { align-items: center; padding: 34px 0 11px; }
  .index-heading h2 { font-size: 23px; }
  .index-heading p { max-width: 130px; text-align: right; font-size: 10px; }
  .category-block { margin-top: 21px; }
  .story-list { grid-template-columns: 1fr; }
  .story-row { grid-template-columns: 38px minmax(0, 1fr) 28px; gap: 8px; min-height: 105px; padding: 15px 0; }
  .story-number { font-size: 10px; }
  .story-open strong { font-size: 16px; line-height: 1.48; }
  .story-open small { margin-top: 6px; font-size: 10px; }
  .editor-note { grid-template-columns: 1fr 55px; gap: 12px; margin: 36px 0; padding: 18px; }
  .editor-note h2 { font-size: 21px; }
  .editor-note p { font-size: 11px; }
  .editor-note .note-mark { font-size: 44px; }
  .reader-topline { padding: 13px 0 10px; }
  .reader-layout { grid-template-columns: 1fr; gap: 14px; padding: 20px 0 32px; }
  .reader-rail { position: static; display: flex; align-items: center; gap: 10px; padding: 0 2px; }
  .rail-kicker { font-size: 9px; }
  .reader-rail > strong { margin: 0; font-size: 24px; }
  .rail-rule { width: 20px; margin: 0; }
  .rail-category { min-height: 0; font-size: 10px; }
  .reader-index { display: none; }
  .reader-paper { padding: 22px 19px 25px; }
  .reader-paper h1 { font-size: clamp(28px, 8vw, 37px); }
  .reader-paper .article-summary { margin: 17px 0 22px; font-size: 14px; }
  .article-body { font-size: 15px; line-height: 1.9; }
  .article-navigation { gap: 9px; margin-bottom: 38px; }
  .article-navigation button { min-height: 75px; gap: 9px; padding: 10px; }
  .article-navigation b { max-width: 125px; font-size: 11px; }
  .site-footer { width: calc(100% - 36px); flex-direction: column; gap: 4px; font-size: 8px; }
}

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

.archive-main { padding-bottom: 55px; }
.archive-intro { padding: 25px 0 30px; border-bottom: 1px solid var(--ink); }
.archive-intro h1 { max-width: 780px; margin: 0; font: 500 clamp(36px, 6vw, 68px)/1.2 var(--serif); letter-spacing: -.04em; }
.archive-intro > p:last-child { color: var(--muted); font-size: 14px; }
.archive-count { display: flex; justify-content: space-between; padding: 30px 0 8px; color: var(--muted); font: 11px var(--mono); }
.archive-count span { color: var(--accent); }
.archive-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 0 42px; }
.archive-card { display: grid; grid-template-columns: 95px 1fr; gap: 6px 12px; align-content: start; min-height: 142px; padding: 20px 0; border-top: 1px solid var(--line); text-decoration: none; }
.archive-number { color: var(--accent); font: 10px var(--mono); letter-spacing: .08em; }
.archive-date { color: var(--muted); font: 10px var(--mono); text-align: right; }
.archive-card strong { grid-column: 1 / -1; font: 500 18px/1.5 var(--serif); }
.archive-open { grid-column: 1 / -1; color: var(--olive); font: 10px var(--mono); }
.archive-card:hover strong { color: var(--accent); }
@media(max-width:760px){.archive-grid{grid-template-columns:1fr}.archive-card{min-height:0;padding:16px 0}.archive-card strong{font-size:17px}.archive-intro{padding-top:14px}.archive-count{padding-top:24px}}

.issue-navigation { display:grid; grid-template-columns:1fr auto 1fr; gap:14px; align-items:center; margin:52px 0 48px; padding-top:18px; border-top:1px solid var(--line); }
.issue-navigation a { display:grid; gap:3px; text-decoration:none; }
.issue-navigation a:last-child { text-align:right; }
.issue-navigation small { color:var(--muted); font-size:10px; }
.issue-navigation b { font:500 14px var(--serif); }
.issue-navigation a:hover b, .issue-navigation .all-issues { color:var(--accent); }
.issue-navigation .all-issues { display:inline-block; padding:8px 10px; border:1px solid var(--line); font-size:11px; }
@media(max-width:760px){.issue-navigation{grid-template-columns:1fr 1fr;gap:10px;margin:36px 0}.issue-navigation .all-issues{grid-column:1 / -1;grid-row:1;text-align:center}.issue-navigation a:last-child{grid-column:2;grid-row:2}}