/* 2026-10-24: approved blue editorial layout, shared by daily and archive. */
:root{--accent:#1458f5;--accent-hover:#1246c6;--ink:#101f43;--muted:#586c8b;--paper:#f7faff;--serif:"Source Han Serif SC","Noto Serif CJK SC","Songti SC","SimSun",serif}
.site-header{min-height:100px;padding:0 max(32px,calc((100% - 1320px)/2));grid-template-columns:minmax(190px,1fr) auto auto auto;gap:clamp(24px,3vw,48px);background:#fbfdff}
.brand{font-size:32px;letter-spacing:0;gap:12px}.brand-mark{width:44px;height:44px}
.primary-nav{font-size:19px;gap:34px}.primary-nav a{position:relative;padding:20px 3px;border:0;min-height:48px}
.primary-nav a::after{content:"";position:absolute;bottom:0;left:0;right:0;height:3px;background:var(--accent);transform:scaleX(0);transform-origin:center}
.primary-nav a[aria-current="page"]::after{transform:scaleX(1)}
.reading-audience{margin:0}.audience-values{display:flex;gap:32px;max-width:none;width:auto}
.site-header .reading-audience[hidden]{display:block!important;visibility:hidden}.article-open .site-header .reading-audience[hidden]{display:none!important}
.audience-values>div,.audience-values>div:first-child,.audience-values>div:last-child{padding:0;border:0;min-width:88px;text-align:center}
.audience-values dt{margin:0 0 2px;font-size:14px;line-height:1.6;white-space:nowrap}
.audience-values dd{display:block;font-size:inherit}.audience-values strong{font:700 34px/1.15 Georgia,"Times New Roman",serif;letter-spacing:.2px;font-variant-numeric:tabular-nums;color:var(--accent)}
.header-actions{gap:16px;position:relative}.search-area{width:clamp(160px,17vw,232px);border-radius:10px}.search-area input{height:46px}.search-area:focus-within{outline:0;border-color:var(--accent);box-shadow:0 0 0 3px rgb(20 88 245 / .08)}
.search-toggle{display:none}.account-button{max-width:100px;overflow:hidden;text-overflow:ellipsis;display:block;white-space:nowrap;font-size:16px}
.content-scroll{scrollbar-width:thin;scrollbar-color:#bfcee4 transparent}.workspace{max-width:1200px;margin:0 auto;padding-bottom:28px;width:calc(100% - 96px)}
.issue-heading{display:flex;align-items:center;min-height:0;padding:42px 0 24px;border-bottom:1px solid var(--line)}
.issue-copy{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.issue-heading h1{font-size:36px;line-height:1.4}.issue-meta{margin:0;align-items:center;gap:20px}.issue-date{font-size:18px}.issue-count{font-size:16px;padding-left:20px}.issue-description{flex-basis:100%}
.archive-view:not(.searching-view) .issue-heading{display:block;height:0;min-height:0;padding:0;margin:0;border:0}
.archive-view .news-list,.news-list{margin-top:0}.archive-view .date-group,.date-group{margin-bottom:0;padding-top:28px}
.archive-view .group-heading,.group-heading{justify-content:space-between;gap:16px;min-height:52px;margin:0;border-bottom:1px solid #b3c8eb;font:500 25px/1.5 "Microsoft YaHei UI","PingFang SC",sans-serif}
.group-heading::after,.archive-view .group-heading::after{display:none}.group-count{font-size:16px;font-weight:400;color:var(--muted);white-space:nowrap;flex-shrink:0}
.calendar-trigger,.archive-view .calendar-trigger{display:inline-flex;align-items:center;justify-content:flex-start;width:auto;max-width:100%;height:auto;min-height:48px;margin:0;padding:4px 4px 4px 0;gap:12px;border:0;border-radius:6px;background:transparent;color:var(--accent);font-size:25px;font-weight:500;line-height:1.5;text-align:left;white-space:nowrap}
.calendar-trigger .icon{width:28px;height:28px}.calendar-trigger .icon:last-child{width:20px;height:20px}.calendar-trigger .icon{filter:invert(26%) sepia(92%) saturate(4170%) hue-rotate(217deg) brightness(96%)}
.calendar-trigger[aria-expanded="true"]{background:#eaf1ff;color:var(--accent-hover)}.calendar-trigger[aria-expanded="true"] .icon:last-child{transform:rotate(180deg)}
.news-item,.date-group .news-item{display:block;min-height:0;padding:25px 0 23px;background:transparent;border-bottom:1px solid var(--line)}
.news-item h2,.date-group .news-item h2{font:700 28px/1.55 var(--serif);letter-spacing:0;text-wrap:pretty;overflow-wrap:anywhere}
.news-title{border-radius:2px}.news-summary{font-size:18px;line-height:1.8;margin:10px 0 0;max-width:65em;-webkit-line-clamp:2;text-wrap:pretty}
.news-item .engagement{display:flex;width:fit-content;max-width:100%;gap:22px;margin:12px 0 0;font-size:15px;color:var(--muted)}
.news-item .metric{min-height:40px;gap:10px}.news-item .metric+.metric{padding-left:22px;border-left:1px solid var(--line)}.news-item .metric .icon{width:20px;height:20px}
.news-item button.metric{position:relative;min-width:54px}.news-item button.metric::before{content:"";position:absolute;inset:2px -9px;border-radius:8px;z-index:-1;background:transparent}
.news-item button.metric{isolation:isolate}
.news-item:hover,.date-group .news-item:hover{background:transparent}.news-item:focus-within .news-title,.news-title:hover{color:var(--accent)}
.news-item button.metric:hover,.news-item .metric[aria-pressed="true"]{color:var(--accent)}
.news-item button.metric:hover::before{background:#eaf1ff}.date-group:focus{outline:0}.date-group:focus-visible .group-heading{outline:2px solid var(--accent);outline-offset:4px}
.date-calendar{width:354px;border-radius:14px;padding:14px 14px 18px;box-shadow:0 16px 48px rgb(25 44 77 / .14),0 3px 10px rgb(25 44 77 / .06)}
.calendar-day{min-height:44px}.calendar-number{border-radius:50%}.calendar-heading h2{font-size:17px}
.list-summary{margin:18px 0 0;line-height:1.7}.archive-end{margin:32px 0}.demo-note{font-size:12px}
.reading-panel{padding-top:22px}.article-date{margin:0 0 12px;color:var(--muted);font-size:14px;line-height:1.6}.article-top{margin-bottom:24px}
.article h1{font-family:var(--serif);font-weight:700;font-size:36px;line-height:1.5;text-wrap:pretty}.article-lead{margin:0 0 22px;line-height:1.9}
.article-open .reading-audience{display:none}.article-open .site-header{min-height:76px;grid-template-columns:1fr auto 1fr}
.article-copy p{line-height:1.95}.article-copy{color:var(--ink)}
@media(hover:hover){.news-item:hover .news-title{color:#204e9b}.news-item:hover .news-title:hover{color:var(--accent)}.calendar-trigger:hover{background:#eaf1ff;color:var(--accent-hover)}}
@media(min-width:761px) and (max-width:1100px){.site-header{padding-inline:32px;gap:22px;grid-template-columns:1fr auto auto auto}.brand{font-size:26px;gap:8px}.brand-mark{width:36px;height:36px}.primary-nav{gap:22px;font-size:17px}.audience-values{gap:20px}.audience-values>div{min-width:76px}.audience-values dt{font-size:12px}.audience-values strong{font-size:30px}.search-toggle{display:inline-flex}.header-actions .search-area{display:none}.header-separator{display:none}body.search-open .header-actions .search-area{display:flex;position:absolute;top:52px;right:0;width:300px;z-index:30;box-shadow:0 8px 24px #192c4d16}.workspace{width:calc(100% - 64px)}.news-item h2,.date-group .news-item h2{font-size:26px}}
@media(max-width:760px){
  .site-header{padding:0 20px;min-height:0;grid-template-columns:1fr auto;gap:0 16px}
  .brand{grid-column:1;grid-row:1;font-size:23px;gap:8px;min-height:62px}.brand-mark{width:32px;height:32px}
  .header-actions{grid-column:2;grid-row:1;gap:10px;width:auto;margin:0}.search-toggle{display:inline-flex;width:44px;height:44px}.header-separator{display:block;height:20px}.account-button{font-size:15px;max-width:76px;min-height:44px;padding:0}
  .primary-nav{grid-column:1;grid-row:2;align-self:stretch;font-size:16px;gap:26px}.primary-nav a{padding:10px 0;min-height:68px}
  .reading-audience{grid-column:2;grid-row:2;justify-self:end;margin:0;padding:8px 0 10px}.audience-values{gap:24px;width:auto}.audience-values>div,.audience-values>div:first-child{min-width:68px;padding:0;border:0}.audience-values dt{font-size:11px;line-height:1.6;margin:0 0 1px}.audience-values strong{font-size:28px}
  .header-actions .search-area{display:none}.search-open .header-actions .search-area{display:flex;position:absolute;right:0;top:52px;z-index:30;width:min(350px,calc(100vw - 40px));background:#fff;box-shadow:0 10px 30px #192c4d20}.search-area input{height:48px;font-size:16px}
  .workspace{width:calc(100% - 40px);margin:0 auto;min-height:100%;padding-bottom:24px}
  .issue-heading{padding:24px 0 18px}.issue-copy{gap:12px;display:block}.issue-heading h1{font-size:28px}.issue-meta{margin:10px 0 0;gap:12px}.issue-date{font-size:14px}.issue-count{padding-left:12px;font-size:13px}
  .archive-view .date-group,.date-group{padding-top:17px;margin:0}.archive-view .group-heading,.group-heading{min-height:46px;font-size:18px;gap:8px}
  .calendar-trigger,.archive-view .calendar-trigger{font-size:18px;gap:8px;min-height:46px;width:auto}.calendar-trigger .icon{width:23px;height:23px}.calendar-trigger .icon:last-child{width:17px;height:17px}.group-count{font-size:13px}
  .news-item,.date-group .news-item{padding:18px 0 16px}.news-item h2,.date-group .news-item h2{font-size:22px;line-height:1.5;letter-spacing:0}
  .news-summary{font-size:15px;line-height:1.8;margin-top:9px;-webkit-line-clamp:3}.news-item .engagement{gap:20px;margin:9px 0 0;font-size:13px}.news-item .metric{min-height:44px;gap:8px}.news-item .metric+.metric{padding-left:20px}.news-item .metric .icon{width:18px;height:18px}
  .article-open .site-header{min-height:62px;padding:0 20px;grid-template-columns:1fr auto;gap:0 12px}.article-open .primary-nav{display:none}.article-open .header-actions{margin:0}.article-open .reading-audience{display:none}
  .article-navigation{margin-bottom:14px}.reading-panel{padding-top:12px}.article-date{font-size:13px;margin-bottom:12px}.article h1{font-size:28px;line-height:1.5}.article-lead,.article-copy{font-size:17px;line-height:1.95}.article-copy>p{margin-bottom:22px}
  /* Flatten editorial furniture on small screens while preserving reviewed text. */
  .article-copy .news-factcards,.article-copy .news-diagram{padding:0;background:transparent;border:0;border-radius:0;margin:22px 0;box-shadow:none}.article-copy .news-factcards ol,.article-copy .news-diagram ol{display:block}.article-copy .news-factcards li,.article-copy .news-diagram li{padding:0;margin:12px 0;border:0;background:transparent;box-shadow:none}.article-copy .news-diagram li::after{display:none}
  .article-copy h2,.article-section h2{font:600 19px/1.6 var(--article-sans);margin-top:28px}.article-copy .news-factcards figcaption,.article-copy .news-diagram figcaption{font-size:17px;margin-bottom:12px}
  .comment-dock{padding-inline:20px}.comment-dock .comment-form textarea{font-size:16px}.date-calendar{width:344px}.article:has(.article-copy>ol) .article-copy{font-size:17px}
}
@media(max-width:360px){.site-header{padding-inline:16px;gap:0 8px}.workspace{width:calc(100% - 32px)}.brand{font-size:21px;gap:6px}.primary-nav{gap:20px}.audience-values{gap:14px}.audience-values>div,.audience-values>div:first-child{min-width:64px}.calendar-trigger,.archive-view .calendar-trigger{font-size:16px;gap:6px}.calendar-trigger .icon{width:20px;height:20px}.news-item h2,.date-group .news-item h2{font-size:21px}.news-item .engagement{gap:16px}.news-item .metric+.metric{padding-left:16px}.header-actions{gap:6px}}
@media(prefers-reduced-motion:no-preference){
  .primary-nav a::after,.calendar-trigger .icon:last-child{transition:transform .18s ease-out}
  .news-title,.news-item .metric,.search-area,.calendar-trigger,.calendar-number{transition:color .16s ease-out,background-color .16s ease-out,border-color .16s ease-out,box-shadow .16s ease-out}
  button:active:not(:disabled){transform:translateY(1px)}.metric:active .icon{transform:scale(.9)}
  .date-calendar:popover-open{animation:calendar-enter .16s ease-out}.reading-panel:not([hidden]){animation:reader-enter .2s ease-out}
  @keyframes calendar-enter{from{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}
  @keyframes reader-enter{from{opacity:.6;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}