:root {
  color-scheme: light;
  --paper: #fdfdfc;
  --ink: #242322;
  --muted: #706c68;
  --rule: #d6d3cf;
  --accent: #284963;
  --serif: "Songti SC", "STSong", "Noto Serif CJK SC", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", sans-serif;
  --latin: "Baskerville", "Times New Roman", serif;
}
* { box-sizing: border-box; letter-spacing: 0; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.8 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }
button, input { font: inherit; }
button { border: 0; background: transparent; color: inherit; cursor: pointer; }
button:disabled { color: #a6a3a0; cursor: not-allowed; }
button, a, input { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
svg.lucide { width: 18px; height: 18px; flex: none; vertical-align: middle; }
h1, h2, h3, p { margin: 0; }
p, h1, h2, h3, a { overflow-wrap: anywhere; }
.skip { position: absolute; left: 20px; top: -60px; background: var(--paper); z-index: 9; padding: 8px 16px; }
.skip:focus { top: 10px; }
.paper-shell { width: 100%; min-height: 100svh; margin: auto; padding: 0 clamp(24px, 3vw, 64px); }
.masthead-top { display: flex; justify-content: space-between; align-items: center; gap: 18px; padding: 19px 0 0; font-size: 12px; color: var(--muted); }
.masthead-main { display: flex; flex-direction: column; align-items: center; padding: 18px 0 22px; }
.wordmark { font: 600 68px/1.15 var(--latin); }
.wordmark span { font: 600 38px/1 var(--serif); margin-left: 15px; }
.masthead-main p { margin-top: 7px; font: 15px/1.6 var(--serif); color: var(--muted); }
.edition-nav { display: flex; justify-content: space-between; align-items: center; gap: 16px; border-top: 4px double var(--ink); border-bottom: 1px solid var(--ink); min-height: 57px; }
.tabs { display: flex; align-self: stretch; gap: 36px; }
.tabs button { padding: 12px 0; border-bottom: 3px solid transparent; margin-bottom: -1px; font-size: 15px; }
.tabs button.active { color: var(--accent); border-color: var(--accent); font-weight: 600; }
.archive-button { display: flex; gap: 9px; align-items: center; font-size: 14px; }
.edition-bar { display: flex; justify-content: space-between; gap: 18px; align-items: center; min-height: 70px; border-bottom: 1px solid var(--rule); }
.edition-description { display: flex; gap: 20px; font-size: 13px; color: var(--muted); }
.edition-controls { display: flex; align-items: center; gap: 16px; }
.icon-button { width: 38px; height: 38px; display: inline-grid; place-content: center; flex: none; border-radius: 0; }
.icon-button:hover:not(:disabled) { background: #efedeb; }
#date-picker { display: flex; gap: 12px; align-items: center; font: 18px var(--latin); min-height: 40px; }
.reading-layout { display: grid; grid-template-columns: minmax(0,1fr) 252px; gap: 54px; padding-top: 35px; }
#reading { min-width: 0; }
.story-header { margin-bottom: 30px; }
.eyebrow { color: var(--ink); font-size: 14px; font-weight: 600; }
.story-header h1 { font: 900 55px/1.27 var(--serif); margin: 16px 0 14px; text-wrap: pretty; }
.dek { font: 22px/1.8 var(--serif); margin-bottom: 20px; }
.story-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 12px 22px; padding-bottom: 20px; border-bottom: 1px solid var(--rule); font-size: 13px; color: var(--muted); }
.story-meta a { display: inline-flex; align-items: center; gap: 4px; color: var(--accent); }
.story-meta svg { width: 14px; height: 14px; }
.archive-content { font: 18px/1.95 var(--serif); }
.archive-content p { margin: 0 0 16px; }
.archive-content h2 { font: 700 29px/1.5 var(--serif); margin: 0 0 18px; scroll-margin-top: 22px; }
.archive-content h3 { font: 700 25px/1.5 var(--serif); margin: 0 0 12px; }
.archive-content section { border-top: 1px solid var(--ink); padding: 27px 0 18px; }
.archive-content article { border-top: 1px solid var(--rule); padding: 23px 0 12px; }
.archive-content article:first-child { border-top: 0; }
.archive-content .kicker, .archive-content .tag { font: 600 13px/1.6 var(--sans); color: var(--ink); margin-bottom: 12px; }
.archive-content .tag { display: inline; padding-left: 8px; }
.archive-content .meta, .archive-content .scope, .archive-content .source, .archive-content .credit { font: 14px/1.8 var(--sans); color: var(--muted); margin: 8px 0 14px; }
.archive-content a { color: var(--accent); text-decoration: underline; text-decoration-color: #b7c5cf; text-underline-offset: 3px; }
.archive-content .urls { font: 14px/1.8 var(--sans); overflow-wrap: anywhere; margin: 15px 0; }
.archive-content .urls a { display: inline; }
.archive-content .name, .archive-content .reply { font-weight: 700; }
.archive-content .person {
  font-family: var(--sans);
  font-size: .9em;
  font-weight: 700;
  color: var(--accent);
}
.archive-content .person.short-name { white-space: nowrap; }
.archive-content .direct-quote {
  margin: 22px 0;
  padding: 24px 0 18px;
  border-top: 3px double var(--rule);
  border-bottom: 1px solid var(--rule);
}
.archive-content .direct-quote p {
  font: 600 23px/1.8 var(--serif);
  margin: 0 0 14px;
}
.archive-content .direct-quote p::before { content: "“"; }
.archive-content .direct-quote p::after { content: "”"; }
.archive-content .direct-quote cite {
  display: block;
  font: normal 13px/1.8 var(--sans);
  color: var(--muted);
}
.archive-content .minor, .archive-content .takeaway { font: 15px/1.9 var(--sans); color: #67625e; margin-top: 20px; }
.archive-content .takeaway { padding-top: 12px; border-top: 1px solid var(--rule); }
.archive-content .exchange { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; margin: 25px 0; }
.archive-content .exchange > div { border-top: 1px solid var(--rule); padding-top: 15px; }
.archive-content .exchange p { margin-top: 12px; }
.archive-content .pullquote { font-size: 30px; line-height: 1.7; margin: 25px 0; }
.archive-content .question { padding: 24px 0 15px; border-top: 1px solid var(--ink); margin-bottom: 25px; }
.archive-content .question .who { font: 14px/1.8 var(--sans); margin-bottom: 12px; }
.archive-content .question .who > span:not(.person) { color: var(--muted); margin-left: 15px; }
.archive-content .question p { font-size: 23px; font-weight: 600; }
.archive-content .intro { color: var(--muted); margin-bottom: 26px; }
.archive-content .paper + .paper { margin-top: 30px; padding-top: 25px; border-top: 1px solid var(--rule); }
.archive-content .paper a { display: block; font: 14px/1.8 var(--sans); }
.archive-content ul, .archive-content ol { padding-left: 24px; }
.archive-content li { margin: 10px 0; }
.archive-content table { width: 100%; border-collapse: collapse; font-size: 15px; }
.archive-content th, .archive-content td { border-bottom: 1px solid var(--rule); padding: 10px; text-align: left; }
.archive-content pre { white-space: pre-wrap; }
#sidebar { min-width: 0; border-left: 1px solid var(--rule); padding-left: 27px; }
.side-heading { font-size: 14px; padding: 13px 0; border-top: 1px solid var(--ink); margin-top: 26px; }
.side-heading:first-child { margin-top: 0; }
.side-date { font: 29px/1.5 var(--latin); }
.side-note { font-size: 14px; line-height: 1.9; color: var(--muted); margin: 12px 0 30px; }
.contents { list-style: none; padding: 0; margin: 0 0 26px; }
.contents li { padding: 12px 0; border-bottom: 1px solid var(--rule); font: 18px/1.6 var(--serif); }
.issue-link { text-align: left; width: 100%; display: grid; grid-template-columns: minmax(0,1fr) 20px; gap: 7px 14px; border-bottom: 1px solid var(--rule); padding: 15px 0; }
.issue-link span { grid-column: 1 / -1; color: var(--muted); font: 14px/1.6 var(--latin); }
.issue-link strong { font: 600 20px/1.65 var(--serif); }
.issue-link:hover strong { color: var(--accent); }
.issue-link.small strong { font-size: 17px; }
.issue-link svg { margin-top: 5px; }
.paper-footer { display: flex; justify-content: space-between; gap: 22px; align-items: center; border-top: 4px double var(--ink); margin-top: 45px; padding: 15px 0 25px; color: var(--muted); font-size: 12px; }
dialog { background: var(--paper); color: var(--ink); border: 1px solid var(--ink); padding: 25px 30px; width: min(640px,calc(100% - 32px)); max-height: 85vh; }
dialog::backdrop { background: rgb(28 27 25 / 35%); }
.dialog-header { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-bottom: 1px solid var(--ink); padding-bottom: 15px; }
.dialog-header h2 { font: 700 27px var(--serif); }
#archive-list { padding: 10px 0; }
#date-short, .date-chevron, .mobile-theme { display: none; }
#archive-pagination { display: flex; align-items: center; justify-content: space-between; gap: 12px; font-size: 13px; color: var(--muted); }
#archive-pagination:empty { display: none; }
#archive-pagination .text-action:disabled { color: var(--muted); opacity: .5; }
#archive-list [aria-current="page"] { border-bottom-color: var(--accent); }
#archive-list [aria-current="page"] strong { color: var(--accent); }
#archive-list [aria-current="page"] > span::after { content: " · 当前"; font-family: var(--sans); }
@media(min-width:1200px) {
  .topic-content { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); column-gap: 32px; }
  .topic-content > .question, .topic-content > .intro, .topic-content > .references, .topic-content > .endnotes, .topic-content > .closing { grid-column: 1 / -1; }
  .topic-content h2 { font-size: 25px; }
  .topic-content .exchange { grid-template-columns: 1fr; gap: 12px; }
  .topic-content .pullquote { font-size: 26px; }
}
@media(max-width:1199px) {
  .paper-shell { padding: 0 28px; }
  .reading-layout { grid-template-columns: minmax(0,1fr); gap: 30px; }
  #sidebar { padding: 24px 0 0; border-left: 0; border-top: 1px solid var(--rule); }
  .archive-content .exchange { grid-template-columns: minmax(0,1fr); gap: 16px; }
  .story-header h1 { font-size: 44px; }
  .masthead-top span:last-child { display: none; }
}
@media(max-width:700px) {
  .paper-shell { padding: 0 20px; }
  .masthead-top { font-size: 11px; gap: 10px; padding-top: 15px; }
  .masthead-main { padding: 18px 0; }
  .wordmark { font-size: 43px; }
  .wordmark span { font-size: 27px; margin-left: 7px; }
  .masthead-main p { font-size: 14px; margin-top: 8px; }
  .tabs { gap: 23px; }
  .tabs button { font-size: 14px; }
  .archive-button { font-size: 0; gap: 0; width: 38px; height: 38px; justify-content: center; }
  .archive-button svg { width: 20px; height: 20px; }
  .edition-bar { flex-wrap: wrap; gap: 3px; padding: 13px 0; }
  .edition-description { font-size: 12px; width: 100%; }
  .edition-controls { gap: 7px; margin-left: auto; }
  #date-picker { font-size: 16px; gap: 8px; }
  #date-picker svg { width: 16px; }
  .icon-button { width: 34px; height: 34px; }
  .reading-layout { display: block; padding-top: 27px; }
  .story-header h1 { font-size: 36px; margin: 13px 0; }
  .dek { font-size: 20px; }
  .eyebrow { font-size: 13px; }
  .story-meta { font-size: 12px; gap: 10px 15px; }
  .archive-content { font-size: 18px; }
  .archive-content h2 { font-size: 26px; }
  .archive-content h3 { font-size: 23px; }
  .archive-content .exchange { grid-template-columns: 1fr; gap: 16px; }
  .archive-content .question p { font-size: 21px; }
  .archive-content .question .who > span:not(.person) { margin-left: 8px; }
  #sidebar { padding: 30px 0 0; border-left: 0; border-top: 1px solid var(--ink); margin-top: 20px; }
  .paper-footer { flex-wrap: wrap; gap: 9px; font-size: 11px; }
  .paper-footer span:nth-child(2) { order: 3; width: 100%; }
  dialog { padding: 20px; }
  .dialog-header h2 { font-size: 24px; }
}
@media(prefers-reduced-motion:reduce) { html { scroll-behavior: auto; } }

/* The daily edition is a short reading surface; archives retain their long-form layout. */
.masthead-ear { display: none; }
.masthead-main p span { margin-left: 16px; font: 12px var(--sans); }
:is(body[data-view="digest"], body[data-view="week"], body[data-view="topic"]) { --paper: #fcfcfa; --ink: #222420; --muted: #666963; --rule: #c9ccc5; }
body[data-view="digest"] { --accent: #a52d2b; }
body .masthead-top { padding-top: 12px; font-size: 10px; border-bottom: 1px solid var(--rule); padding-bottom: 7px; }
body .masthead-main { display: grid; grid-template-columns: 1fr auto 1fr; gap: 20px; padding: 18px 0 20px; }
body .masthead-ear { display: flex; flex-direction: column; gap: 5px; font: 12px/1.6 var(--serif); }
body .masthead-ear span:last-child { color: var(--muted); font-size: 11px; }
body .wordmark { font-size: 76px; font-weight: 700; min-width: 0; max-width: 100%; white-space: normal; }
body .wordmark span { display: inline-block; font-size: 46px; margin-left: 12px; border-left: 1px solid var(--rule); padding-left: 20px; }
body .masthead-main p { display: flex; flex-direction: column; align-items: flex-end; gap: 5px; font-size: 22px; color: var(--ink); margin: 0; }
body .masthead-main p span { font-size: 9px; margin: 0; color: var(--muted); }
body .edition-nav { min-height: 50px; border-top: 5px double var(--ink); gap: 24px; }
body .tabs { gap: 30px; }
body .tabs button { padding: 8px 0; font-size: 15px; border-bottom: 3px solid transparent; white-space: nowrap; }
body .tabs button.active { color: var(--ink); border-color: var(--ink); text-decoration: none; }
body .archive-button { font-size: 12px; }
body .edition-bar { min-height: 0; border: 0; padding: 0; gap: 20px; flex-wrap: nowrap; margin-left: auto; }
body .edition-description { font-size: 11px; width: auto; white-space: nowrap; }
body #edition-kind { display: none; }
body .edition-controls { gap: 8px; }
body #date-picker { font-size: 15px; min-height: 32px; white-space: nowrap; }
body .edition-controls > .icon-button { height: 32px; width: 28px; }
body .archive-button { border-left: 1px solid var(--rule); padding-left: 20px; white-space: nowrap; }
body[data-view="digest"] .reading-layout { display: block; padding-top: 0; }
body[data-view="digest"] #sidebar { border: 0; margin: 0; padding: 0; }
.group-nav { display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--rule); min-height: 42px; }
.group-nav [role="tablist"] { display: flex; gap: 28px; }
.group-nav [role="tab"] { min-height: 42px; padding: 0; font: 14px var(--serif); color: var(--muted); }
.group-nav [role="tab"] span { display: none; }
.group-nav [aria-selected="true"] { color: var(--accent); font-weight: 700; }
.page-total { color: var(--muted); font: 12px var(--sans); font-variant-numeric: tabular-nums; }
.digest-heading { padding: 20px 0 22px; text-align: center; }
.digest-heading-top { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 8px 16px; min-height: 24px; margin-bottom: 8px; }
.digest-kicker { display: flex; gap: 12px; color: var(--muted); font-size: 11px; margin-right: auto; }
.digest-kicker span:first-child { color: var(--accent); font-weight: 600; border-right: 1px solid var(--rule); padding-right: 12px; }
.digest-heading h1 { font: 900 54px/1.25 var(--serif); text-wrap: balance; }
.digest-stories { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); column-gap: 24px; border-top: 3px solid var(--ink); }
.brief { padding: 16px 0 6px; }
.brief:not(.lead-brief) + .brief { border-left: 1px solid var(--rule); padding-left: 24px; }
.brief-category { display: flex; align-items: center; gap: 8px; font: 11px/1.5 var(--sans); color: var(--muted); margin-bottom: 8px; }
.brief-category span { font: 15px var(--latin); color: var(--accent); }
.brief h2 { font: 700 24px/1.35 var(--serif); margin-bottom: 10px; text-wrap: pretty; }
.brief p, .paper-list p { font: 16px/1.8 var(--serif); color: #383d37; text-align: justify; }
.brief-copy { min-width: 0; }
.lead-brief { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1.45fr; gap: 28px; padding: 20px 0; border-bottom: 1px solid var(--ink); }
.lead-brief h2 { font-size: 30px; line-height: 1.4; max-width: 14em; }
.lead-brief p { font-size: 17px; line-height: 1.85; }
.lead-brief .brief-takeaway { margin-top: 16px; padding-top: 10px; border-top: 1px solid var(--rule); font: 600 17px/1.6 var(--serif); color: var(--ink); }
.brief-takeaway > span { display: block; font: 10px/1.6 var(--sans); color: var(--accent); margin-bottom: 4px; }
.lead-figure { min-width: 0; margin: 0; padding-left: 28px; border-left: 1px solid var(--rule); align-self: center; }
.lead-figure img { display: block; width: 100%; height: auto; max-height: 245px; object-fit: contain; aspect-ratio: 4086 / 1930; }
.lead-figure figcaption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 12px; padding-top: 8px; font: 11px/1.6 var(--sans); color: var(--muted); }
.lead-figure figcaption svg { width: 12px; height: 12px; margin-left: 4px; }
.lead-figure a:hover { text-decoration: underline; }
.digest-source { font-size: 11px; color: var(--muted); padding: 12px 0 8px; }
.page-footer { border-top: 1px solid var(--ink); display: flex; align-items: center; justify-content: flex-end; gap: 8px; min-height: 42px; }
.daily-ranking { display: flex; align-items: center; gap: 16px; font-size: 11px; color: var(--muted); }
.page-arrows { display: flex; align-items: center; gap: 8px; font-size: 12px; }
.page-arrows > span { min-width: 30px; text-align: center; }
.ranking-section { display: flex; align-items: center; gap: 32px; padding: 14px 0; border-top: 1px solid var(--rule); }
.ranking-heading { display: flex; align-items: center; gap: 24px; flex: none; }
.ranking-heading h2 { font: 600 14px var(--serif); white-space: nowrap; }
.rank-tabs { display: flex; gap: 15px; }
.rank-tabs button { font-size: 12px; padding: 3px 0; border-bottom: 1px solid transparent; }
.rank-tabs [aria-pressed="true"] { border-color: var(--accent); color: var(--accent); }
.rank-empty { display: flex; align-items: center; gap: 10px; color: var(--muted); }
.rank-empty h3 { font: 12px var(--sans); white-space: nowrap; }
.has-activity #rank-content { display: flex; align-items: center; gap: 32px; flex: 1; min-width: 0; }
.rank-scope { margin-left: auto; font: 11px/1.65 var(--sans); color: var(--muted); }
.activity-leaders { list-style: none; padding: 0; margin: 0; display: flex; gap: 24px; flex: none; }
.activity-leaders li { display: flex; align-items: center; gap: 8px; min-width: 0; }
.activity-leaders img { width: 36px; height: 36px; border-radius: 50%; object-fit: cover; }
.daily-leaders img { width: 24px; height: 24px; border-radius: 50%; object-fit: cover; }
.avatar-missing { width: 28px; height: 28px; display: inline-grid; place-content: center; background: #e9ece7; border-radius: 50%; flex: none; }
.rank-number { font: 14px var(--latin); color: var(--muted); min-width: 12px; }
.daily-leaders { list-style: none; display: flex; align-items: center; gap: 14px; padding: 0; margin: 0; font-size: 11px; }
.daily-leaders > li { display: flex; align-items: center; gap: 6px; }
.archive-teaser { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; border-top: 3px double var(--ink); padding: 15px 0 20px; }
.archive-column { min-width: 0; }
.archive-column + .archive-column { border-left: 1px solid var(--rule); padding-left: 28px; }
.archive-column-heading { display: flex; justify-content: space-between; align-items: baseline; }
.archive-column-heading h2 { font: 700 22px var(--serif); }
.archive-column-heading > span { color: var(--muted); font-size: 11px; }
.archive-teaser .issue-link { padding: 10px 0; }
.archive-teaser .issue-link strong { font-size: 20px; }
.archive-teaser .issue-link span { font: 11px var(--sans); }
.digest-empty { min-height: 335px; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; border-top: 1px solid var(--rule); }
.digest-empty > svg { width: 32px; height: 32px; color: var(--muted); margin-bottom: 20px; }
.digest-empty h2 { font: 600 22px var(--serif); margin-bottom: 12px; }
.digest-empty p { font-size: 16px; color: var(--muted); max-width: 32em; }
.text-action { display: inline-flex; align-items: center; gap: 8px; padding: 12px 0; font-size: 14px; color: var(--accent); }
.archive-modes { display: flex; gap: 22px; }
.paper-list { min-height: 335px; display: grid; grid-template-columns: 1fr 1fr; gap: 28px; border-top: 3px solid var(--ink); padding-top: 20px; }
.paper-list article + article { border-left: 1px solid var(--rule); padding-left: 28px; }
.paper-list h2 { font: 600 30px/1.2 var(--latin); margin: 10px 0 14px; text-wrap: pretty; }
.paper-list h2 svg { width: 16px; height: 16px; margin-left: 6px; }
.paper-source { display: inline-flex; gap: 8px; align-items: center; font-size: 12px; color: var(--muted); margin-top: 16px; }
.paper-source svg { width: 14px; height: 14px; }
body[data-view="digest"] .paper-footer { margin-top: 0; padding: 6px 0 10px; font-size: 10px; }
body[data-view="digest"] #back-top { height: 28px; }
@media (max-width: 1199px) {
  .ranking-section.has-activity { align-items: flex-start; gap: 24px; }
  .has-activity .ranking-heading { flex-direction: column; align-items: flex-start; gap: 8px; }
  .has-activity #rank-content { flex-wrap: wrap; gap: 8px; }
  .rank-scope { width: 100%; margin: 0; }
  body .edition-description { display: none; }
  body .edition-nav { gap: 0 16px; flex-wrap: wrap; }
  body .edition-bar { gap: 10px; max-width: 100%; }
  body .archive-button { padding-left: 10px; }
  body .paper-shell { padding: 0 24px; }
  body .wordmark { font-size: 56px; }
  body .wordmark span { font-size: 34px; }
  body .masthead-main { grid-template-columns: minmax(0,1fr) auto; gap: 10px; }
  body .wordmark { justify-self: start; }
  body .masthead-ear { display: none; }
  .digest-heading h1 { font-size: 42px; }
  .lead-brief { grid-template-columns: 1fr 1fr; gap: 20px; }
  .lead-brief h2 { font-size: 25px; }
  .lead-figure { padding-left: 20px; }
  .digest-stories { column-gap: 16px; }
  .brief:not(.lead-brief) + .brief { padding-left: 16px; }
  .brief h2 { font-size: 21px; }
  .rank-empty { margin-left: auto; }
}
@media (max-width: 600px) {
  .daily-ranking { gap: 8px; }
  .daily-leaders { gap: 8px; font-size: 10px; }
  .daily-leaders img { width: 22px; height: 22px; }
  body .paper-shell { padding: 0 16px; }
  body .masthead-top { padding: 8px 0 5px; font-size: 9px; }
  body .masthead-top span:last-child { display: inline; }
  body #archive-range { display: none; }
  body .masthead-main { display: flex; flex-direction: column; padding: 7px 0 6px; gap: 4px; }
  body .wordmark { font-size: 44px; }
  body .wordmark span { font-size: 28px; margin-left: 7px; padding-left: 10px; }
  body .masthead-main p { flex-direction: row; align-items: center; font: 11px var(--serif); gap: 10px; }
  body .masthead-main p span { font-size: 9px; }
  body .edition-nav { min-height: 40px; flex-wrap: wrap; gap: 0 8px; }
  body .tabs { gap: 16px; }
  body .tabs button { font-size: 12px; padding: 4px 0; }
  body .archive-button { font-size: 0; height: 30px; width: 26px; padding: 0; }
  body .archive-button svg { width: 16px; }
  body .edition-bar { gap: 4px; }
  body .edition-controls { gap: 0; }
  body .edition-controls > .icon-button { width: 20px; height: 30px; }
  body #date-picker { font-size: 13px; min-height: 30px; gap: 4px; padding: 0 2px; }
  body #date-picker svg { display: none; }
  .group-nav { min-height: 34px; }
  .group-nav [role="tab"] { min-height: 34px; font-size: 13px; }
  .group-nav [role="tablist"] { gap: 24px; }
  .page-total { font-size: 10px; }
  .digest-heading { padding: 9px 0; }
  .digest-heading-top { gap: 6px 10px; margin-bottom: 6px; }
  .digest-kicker { font-size: 10px; }
  .digest-heading h1 { font-size: 33px; line-height: 1.18; max-width: 11em; margin: auto; }
  .digest-stories { grid-template-columns: repeat(2, minmax(0,1fr)); column-gap: 14px; }
  .brief, .lead-brief { padding: 14px 0; }
  .lead-brief { display: block; }
  .brief-category span { font-size: 12px; }
  .brief h2 { font-size: 19px; line-height: 1.3; margin-bottom: 5px; }
  .lead-brief h2 { font-size: 21px; max-width: none; margin-bottom: 5px; }
  .brief p, .lead-brief p { font-size: 16px; line-height: 1.8; }
  .brief:not(.lead-brief) + .brief { padding-left: 14px; }
  .brief:last-child { grid-column: 1 / -1; border-top: 1px solid var(--rule); }
  .brief:last-child:not(.lead-brief) { border-left: 0; padding-left: 0; }
  .brief:last-child h2 { font-size: 19px; }
  .lead-figure { padding: 16px 0 0; border-left: 0; }
  .digest-source { font-size: 10px; padding: 4px 0 6px; }
  .page-footer { min-height: 34px; }
  .page-arrows { gap: 4px; }
  .page-arrows > span { min-width: 24px; }
  .page-arrows .icon-button { height: 32px; width: 28px; }
  .daily-ranking { font-size: 10px; }
  .ranking-section { gap: 12px; padding: 5px 0; }
  .ranking-section.has-activity { display: block; padding: 12px 0; }
  .ranking-heading, .has-activity .ranking-heading { flex-direction: row; align-items: center; gap: 18px; }
  .has-activity #rank-content { margin-top: 12px; }
  .activity-leaders { gap: 12px; }
  .activity-leaders li { gap: 4px; }
  .activity-leaders img { width: 32px; height: 32px; }
  .rank-number { min-width: 10px; }
  .rank-scope { font-size: 10px; }
  .ranking-heading h2 { font-size: 12px; }
  .archive-teaser { grid-template-columns: minmax(0,1fr); gap: 20px; }
  .archive-column + .archive-column { border-left: 0; border-top: 1px solid var(--rule); padding: 20px 0 0; }
  .rank-tabs { gap: 10px; }
  .rank-tabs button, .rank-empty h3 { font-size: 10px; }
  body[data-view="digest"] .paper-footer { font-size: 9px; gap: 4px; padding: 6px 0; }
  .digest-empty { min-height: 330px; }
  .digest-empty h2 { font-size: 19px; }
  .digest-empty p { font-size: 14px; }
  .paper-list { display: block; min-height: 330px; }
  .paper-list { padding-top: 0; }
  .paper-list article { padding: 12px 0; }
  .paper-list article + article { border-left: 0; padding-left: 0; border-top: 1px solid var(--rule); }
  .paper-list h2 { font-size: 21px; margin: 4px 0 8px; }
  .paper-list p { font-size: 16px; line-height: 1.8; }
  .paper-source { margin-top: 8px; }
}
@media (max-width: 360px) {
  body .wordmark { font-size: 38px; }
  body .wordmark span { font-size: 24px; }
  .digest-heading h1 { font-size: 29px; }
  .ranking-section { gap: 8px; flex-wrap: wrap; }
}
@media (min-width: 1200px) {
  body[data-view="digest"] .paper-shell { display: flex; flex-direction: column; }
  body[data-view="digest"] .reading-layout { flex: 1; display: grid; grid-template-columns: minmax(0,1fr) 270px; gap: 28px; align-items: start; }
  body[data-view="digest"] #sidebar { border-left: 1px solid var(--rule); padding: 22px 0 0 22px; }
  .ranking-section { display: block; padding: 0 0 20px; border-top: 0; }
  .ranking-heading { display: block; }
  .ranking-heading h2 { font-size: 18px; }
  .rank-tabs { margin-top: 10px; }
  .has-activity #rank-content { display: block; margin-top: 16px; }
  .activity-leaders { gap: 24px; }
  .rank-scope { margin-top: 14px; font-size: 10px; }
  .rank-scope p + p { margin-top: 4px; }
  .rank-empty { margin-top: 12px; }
  .archive-teaser { display: block; padding: 18px 0; }
  .archive-column + .archive-column { border-left: 0; border-top: 1px solid var(--ink); padding: 18px 0 0; margin-top: 22px; }
  .archive-column-heading h2 { font-size: 20px; }
  .archive-teaser .issue-link strong { font-size: 18px; }
  .lead-brief { align-items: center; }
  .reading-layout { grid-template-columns: minmax(0,1fr) minmax(220px, 18%); gap: 36px; }
  .weekly-content > section > :is(.work-stack, .supplement-stack) { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); column-gap: 32px; align-items: start; }
  .weekly-content > section > :is(.work-stack, .supplement-stack) > article { min-width: 0; }
}
@media (min-width: 1600px) {
  .lead-figure img { max-height: 290px; }
  .weekly-content > section > :is(.work-stack, .supplement-stack) { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .topic-content { grid-template-columns: repeat(3,minmax(0,1fr)); }
}

/* Hybrid tablets can report a fine pointer while still accepting touch. */
@media all {
  body .tabs button, .group-nav [role="tab"], .rank-tabs button,
  body .icon-button, body .edition-controls > .icon-button,
  body .archive-button, body #date-picker, body[data-view="digest"] #back-top {
    min-width: 44px;
    min-height: 44px;
  }
  .contents a { display: block; min-height: 44px; }
  .story-meta a, .paper-source, .lead-figure figcaption a { min-height: 44px; display: inline-flex; align-items: center; }
  .ranking-heading { flex-wrap: wrap; }
  .rank-tabs { flex: none; }
}
@media (max-width: 700px) {
  body .edition-nav { align-items: stretch; }
  body .tabs { width: 100%; }
  body .edition-bar { width: 100%; justify-content: space-between; }
  body .edition-controls { flex: 1; min-width: 0; margin-left: 0; }
  body #date-picker { justify-content: center; flex: 1; min-width: 0; white-space: normal; }
  body .archive-button { flex: none; width: 44px; padding: 0; font-size: 0; justify-content: center; }
  body .masthead-main { display: flex; flex-direction: column; gap: 6px; }
  body .masthead-main p { flex-direction: row; align-items: center; font-size: 14px; gap: 10px; }
  .group-nav [role="tablist"] { gap: 12px; }
  .dialog-header h2 { min-width: 0; }
  .archive-modes { flex-wrap: wrap; gap: 8px 22px; }
}
@media (max-width: 430px) {
  .digest-stories { grid-template-columns: minmax(0,1fr); }
  .brief:not(.lead-brief) + .brief { border-left: 0; border-top: 1px solid var(--rule); padding-left: 0; }
  .daily-ranking { margin-left: auto; }
}

/* A shared editorial grid, with a vertical reading order on phones. */
.digest-heading { text-align: left; padding: 24px 0; }
.digest-heading h1 { font-size: 46px; line-height: 1.35; text-wrap: pretty; }
.digest-heading-top { margin-bottom: 16px; }
.brief { padding-top: 24px; padding-bottom: 24px; }
.brief-category { margin-bottom: 12px; }
.brief h2 { margin-bottom: 12px; }
.brief p { text-align: left; }
.ranking-heading h2, .archive-column-heading h2 { font: 700 18px/1.5 var(--serif); }
.archive-teaser .issue-link strong { font-size: 18px; line-height: 1.6; }
@media (min-width: 1200px) {
  .rank-tabs { margin-top: 4px; }
  .has-activity #rank-content { margin-top: 12px; }
  .rank-scope { margin-top: 10px; }
  .ranking-section { padding-bottom: 16px; }
}
.topic-overview { border-top: 3px solid var(--ink); margin-bottom: 32px; padding-top: 20px; }
.topic-overview > h2 { font: 700 22px/1.5 var(--serif); margin-bottom: 16px; }
.topic-overview ol { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 0 32px; counter-reset: question; }
.topic-overview li { padding: 20px 0; border-top: 1px solid var(--rule); counter-increment: question; }
.topic-overview h3 { font: 700 20px/1.5 var(--serif); margin-bottom: 10px; }
.topic-overview h3::before { content: counter(question, decimal-leading-zero) " / "; color: var(--muted); font: 14px var(--latin); }
.topic-overview p { font: 16px/1.85 var(--sans); color: var(--muted); }
.topic-origin { padding: 12px 0 20px; }
.topic-origin summary { cursor: pointer; font: 14px/44px var(--sans); color: var(--muted); }
.topic-origin .question { margin-top: 16px; }
.topic-content { display: block; }
body[data-view="topic"] #reading { max-width: 960px; margin-inline: auto; width: 100%; }
.topic-content > section { padding: 28px 0; }
.topic-content h2 { font-size: 27px; }
.topic-content .exchange { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; }
@media (max-width: 1199px) {
  body[data-view="topic"] #reading { max-width: none; }
}
@media (min-width: 1600px) {
  body[data-view="topic"] .reading-layout { grid-template-columns: minmax(0,1fr) 280px; }
}
@media (max-width: 700px) {
  body .tabs { gap: 0; justify-content: space-between; }
  body .tabs button { flex: 1; }
  .group-nav [role="tablist"] { flex: 1; justify-content: space-between; gap: 0; padding-right: 24px; }
  .digest-heading { padding: 20px 0; }
  .digest-heading h1 { font-size: 32px; max-width: none; margin: 0; line-height: 1.4; }
  .digest-kicker { flex-wrap: wrap; gap: 6px; }
  .digest-kicker span:first-child { padding-right: 6px; }
  .digest-stories { display: block; }
  .brief:not(.lead-brief) + .brief { padding-left: 0; border-left: 0; border-top: 1px solid var(--rule); }
  .brief, .lead-brief { padding: 20px 0; }
  .lead-brief { display: flex; flex-direction: column; gap: 16px; }
  .lead-figure { border: 0; padding: 0; width: 100%; }
  .brief h2, .lead-brief h2, .brief:last-child h2 { font-size: 22px; line-height: 1.5; }
  .brief p, .lead-brief p { font-size: 16px; line-height: 1.85; }
  .lead-brief .brief-takeaway { font-size: 16px; margin-top: 16px; }
  .archive-teaser { grid-template-columns: minmax(0,1fr); }
  .archive-column + .archive-column { padding: 20px 0 0; border-left: 0; border-top: 1px solid var(--rule); }
  .story-header h1 { font-size: 32px; line-height: 1.45; }
  .dek { font-size: 18px; line-height: 1.85; }
  .topic-overview ol { grid-template-columns: minmax(0,1fr); }
  .topic-content .exchange { grid-template-columns: minmax(0,1fr); }
  .topic-content h2 { font-size: 24px; }
}

/* Compact reading navigation: identity + issue, section, then group. */
@media (max-width: 700px) {
  body .masthead-top, body .masthead-ear, body .masthead-main > p,
  body .edition-nav .edition-bar { display: none; }
  body .masthead-main {
    display: flex; flex-direction: row; flex-wrap: wrap; justify-content: space-between; align-items: center;
    gap: 12px; min-height: 64px; padding: 10px 0;
  }
  body .wordmark { font-size: 30px; line-height: 1.1; }
  body .wordmark span { font-size: 20px; padding-left: 9px; margin-left: 7px; }
  body #date-picker {
    flex: none; justify-content: flex-end; gap: 4px; padding: 0 2px 0 8px;
    min-height: 44px; font: 14px/1 var(--sans); color: var(--muted);
  }
  body #date-picker #date-label, body #date-picker > svg:first-child { display: none; }
  body #date-picker #date-short, body #date-picker .date-chevron { display: inline; }
  body #date-picker .date-chevron { width: 14px; height: 14px; }
  body .edition-nav { border-top: 3px double var(--ink); border-bottom: 1px solid var(--rule); min-height: 48px; }
  body .tabs { gap: 0; width: 100%; justify-content: space-between; }
  body .tabs button { flex: none; min-width: 52px; padding-inline: 8px; font-size: 15px; border-bottom-width: 2px; }
  .group-nav { border-bottom: 1px solid var(--rule); min-height: 45px; }
  .group-nav [role="tablist"] { justify-content: flex-start; gap: 20px; padding: 0; }
  .group-nav [role="tab"] { font: 14px var(--sans); min-width: 44px; }
  .group-nav [aria-selected="true"] { text-decoration: underline; text-underline-offset: 6px; }
  .page-total { display: none; }
  .digest-heading { padding: 18px 0 16px; }
  .digest-heading-top { margin-bottom: 12px; flex-wrap: nowrap; gap: 8px; }
  .digest-kicker { flex: none; }
  .digest-kicker span:first-child { border: 0; padding: 0; font-size: 12px; }
  .digest-theme { display: none; }
  .mobile-theme:not(:empty) { display: block; margin-bottom: 4px; }
  .daily-ranking { gap: 7px; font-size: 10px; margin-left: auto; }
  .daily-leaders { gap: 8px; }
  .daily-leaders li { gap: 4px; }
  .digest-heading h1 { font-size: 30px; line-height: 1.4; }
  .digest-stories { border-top: 1px solid var(--ink); }
  .brief-category { margin-bottom: 8px; }
  .lead-brief h2 { font-size: 22px; }
  body:not([data-view="digest"]) .reading-layout { padding-top: 20px; }
  .story-header > .eyebrow { color: var(--muted); font-size: 12px; }
  #archive-dialog {
    inset: auto 0 0; margin: 0; width: 100%; max-width: none;
    max-height: 80dvh; padding: 0 20px max(20px, env(safe-area-inset-bottom));
    border: 0; border-top: 2px solid var(--ink); border-radius: 0; overflow-y: auto;
    overscroll-behavior: contain;
  }
  #archive-dialog .dialog-header { position: sticky; top: 0; background: var(--paper); padding: 12px 0; z-index: 1; }
  #archive-dialog .dialog-header h2 { font-size: 20px; line-height: 1.5; }
  #archive-dialog .issue-link { padding: 16px 0; }
  #archive-dialog .issue-link strong { font-size: 18px; }
  #archive-dialog .issue-link span { font-size: 13px; }
}
@media (max-width: 360px) {
  body .wordmark { font-size: 27px; }
  body .wordmark span { font-size: 18px; }
  body .masthead-main { gap: 8px; }
}