:root {
  --ink: #191919;
  --muted: #626262;
  --line: #d4d4d4;
  --paper: #f9f9f9;
  --site-width: 1440px;
  --reading-width: 720px;
  --font-sans:
    "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Microsoft YaHei",
    sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.65 var(--font-sans);
}
a {
  color: inherit;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}
button,
input,
summary {
  font: inherit;
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 5px;
}
.edition,
.masthead,
.desktop-nav,
.mobile-nav,
main,
footer {
  max-width: var(--site-width);
  margin-inline: auto;
  padding-inline: 52px;
}
.edition {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-block: 12px;
  border-bottom: 1px solid var(--line);
  font-size: 9px;
  letter-spacing: 1.6px;
}
.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding-block: 34px;
}
.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  font-size: 49px;
  font-weight: 750;
  letter-spacing: -2.9px;
  line-height: 1.1;
  white-space: nowrap;
}
.brand:hover {
  text-decoration: none;
}
.brand span {
  font-family: "PingFang SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  font-size: 22px;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: 0.12em;
  color: #4a4a4a;
  border-left: 1px solid #d8d8d8;
  padding-left: 20px;
  margin-left: 18px;
}
.brand-note {
  font-size: 12px;
  line-height: 1.6;
  margin: 0;
}
.desktop-nav {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}
.desktop-nav a {
  display: flex;
  align-items: center;
  min-height: 52px;
  font-size: 13px;
}
.mobile-nav {
  display: none;
}
main {
  max-width: var(--site-width);
  padding-block: 48px 64px;
  min-height: 55vh;
}
h1,
h2,
h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.12;
}
h1 {
  font-size: clamp(38px, 5vw, 70px);
  letter-spacing: -2px;
  margin: 16px 0 24px;
}
h2 {
  font-size: 32px;
  letter-spacing: -0.6px;
}
p {
  margin: 0 0 20px;
}
.eyebrow {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1.7px;
  line-height: 1.6;
}
.intro {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  margin-bottom: 42px;
}
.intro h1 {
  margin: 14px 0 0;
}
.intro p {
  max-width: 350px;
  color: var(--muted);
  font-size: 15px;
  margin: 0;
}
.launch-note {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 45px;
  border-block: 1px solid var(--ink);
  padding-block: 34px;
}
.launch-note h2 {
  margin: 0 0 18px;
  font-size: 36px;
  max-width: 600px;
}
.launch-note p {
  max-width: 660px;
  color: var(--muted);
}
.text-link {
  display: inline-block;
  font-size: 14px;
  padding-block: 8px;
}
.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid var(--ink);
  margin: 44px 0 24px;
  padding-bottom: 16px;
}
.section-heading h2 {
  font-size: 30px;
  margin: 0;
}
.section-heading > a {
  font-size: 14px;
}
.topic-directory {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: 32px;
}
.topic-entry {
  display: block;
  border-bottom: 1px solid var(--line);
  padding: 20px 0 26px;
}
.topic-entry:hover {
  text-decoration: none;
}
.topic-entry:hover h3 {
  text-decoration: underline;
  text-underline-offset: 5px;
}
.topic-number {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 1px;
}
.topic-entry h3 {
  font-size: 27px;
  margin: 17px 0 13px;
}
.topic-entry p {
  color: var(--muted);
  font-size: 15px;
  margin: 0;
  line-height: 1.75;
}
.edition-guide {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  margin-top: 44px;
  padding: 30px;
  background: #eee;
}
.edition-guide h2 {
  font-size: 28px;
  margin: 13px 0;
}
.edition-guide p {
  font-size: 15px;
  color: var(--muted);
  margin: 0;
}
.editorial-note {
  margin-top: 44px;
  padding-top: 26px;
  border-top: 1px solid var(--ink);
  display: grid;
  grid-template-columns: 1fr 1.2fr auto;
  align-items: start;
  gap: 28px;
}
.editorial-note h2 {
  font-size: 28px;
  margin: 0;
}
.editorial-note p {
  font-size: 15px;
  color: var(--muted);
  margin: 0;
}
.lead-layout {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  gap: 36px;
}
.lead-layout > .card {
  padding-right: 36px;
  border-right: 1px solid var(--line);
}
.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 30px;
}
.card img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16/9;
  object-fit: cover;
  margin-bottom: 20px;
}
.card h2 {
  font-size: 26px;
  line-height: 1.24;
  text-wrap: pretty;
  overflow-wrap: break-word;
  margin: 12px 0;
}
.card p,
.headline p {
  font-size: 15px;
  color: var(--muted);
}
.weave {
  aspect-ratio: 16/9;
  background: repeating-linear-gradient(
    65deg,
    #aaa 0 4px,
    #eee 4px 12px,
    #555 12px 14px
  );
  margin-bottom: 20px;
}
.headline {
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  margin-bottom: 14px;
}
.headline > a {
  font: 24px/1.28 var(--font-serif);
  text-wrap: pretty;
  overflow-wrap: break-word;
}
.headline p {
  margin: 12px 0 0;
}
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  margin: 20px 0;
}
time {
  font-size: 13px;
  color: var(--muted);
}
.page-deck {
  max-width: 780px;
  font-size: 18px;
  color: var(--muted);
  line-height: 1.7;
}
.result-count {
  font-size: 12px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  padding-top: 18px;
}
.empty {
  padding: 38px 0;
  border-block: 1px solid var(--line);
}
.empty h2 {
  font-size: 34px;
  margin: 14px 0 18px;
}
.empty p {
  max-width: 620px;
  color: var(--muted);
}
.empty-links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  font-size: 14px;
}
.search-row {
  display: flex;
  gap: 12px;
  margin: 12px 0 30px;
}
.search-row input {
  flex: 1;
  min-width: 0;
  padding: 14px;
  border: 1px solid #aaa;
  border-radius: 0;
  background: white;
  font-size: 18px;
}
button {
  cursor: pointer;
  background: var(--ink);
  color: white;
  border: 0;
  padding: 12px 24px;
}
label {
  display: block;
}
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  margin-top: 38px;
  font-size: 13px;
}
.article-head {
  max-width: 1000px;
  margin: 0 auto 35px;
}
.dek {
  font-size: 22px;
  color: var(--muted);
}
.byline {
  font-size: 13px;
}
figure {
  margin: 0;
}
.article-cover {
  width: 100%;
  max-height: 680px;
  object-fit: cover;
}
figcaption {
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  padding-block: 8px;
}
.article-body {
  max-width: var(--reading-width);
  margin: 40px auto;
  font: 19px/1.75 var(--font-serif);
  overflow-wrap: break-word;
  hyphens: manual;
}
.article-body h2 {
  font-size: 30px;
  line-height: 1.25;
  margin: 36px 0 18px;
}
.article-body img {
  max-width: 100%;
  height: auto;
}
.article-body a,
.about a {
  text-decoration: underline;
  text-underline-offset: 4px;
}
.preview-banner {
  background: #fff3ca;
  padding: 20px;
  margin-bottom: 25px;
}
.preview-banner a {
  display: inline-block;
  margin-left: 20px;
}
.sources {
  border-top: 1px solid #aaa;
  margin-top: 40px;
}
.about {
  max-width: var(--reading-width);
  margin: auto;
}
.about p {
  font-size: 17px;
  line-height: 1.75;
  color: #555;
}
.about .page-deck {
  font-size: 21px;
}
.about h2 {
  margin: 36px 0 17px;
  font-size: 30px;
}
footer {
  background: #eee;
  border-top: 2px solid var(--ink);
  padding-block: 34px 20px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 40px;
}
.footer-logo {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -1px;
}
.footer-logo span {
  font-family: "PingFang SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: #4a4a4a;
  padding-left: 8px;
}
.footer-top p {
  max-width: 270px;
  font-size: 14px;
  color: var(--muted);
  margin-top: 12px;
}
.footer-links,
.footer-contact {
  display: flex;
  flex-direction: column;
  align-items: start;
  gap: 10px;
  font-size: 14px;
}
.footer-contact a {
  overflow-wrap: anywhere;
}
.footer-contact > span:last-child {
  color: var(--muted);
}
footer small {
  display: block;
  border-top: 1px solid #ccc;
  padding-top: 16px;
  margin-top: 28px;
  font-size: 10px;
  color: var(--muted);
}
.skip {
  position: fixed;
  top: -100px;
  left: 20px;
  background: white;
  padding: 14px;
  z-index: 10;
}
.skip:focus {
  top: 12px;
}

h1,
h2,
h3 {
  text-wrap: balance;
  overflow-wrap: break-word;
}
.desktop-nav a {
  position: relative;
}
.desktop-nav a[aria-current="page"] {
  font-weight: 600;
}
.desktop-nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--ink);
}
.mobile-nav a[aria-current="page"] {
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 5px;
}
.card-featured h2 {
  font-size: clamp(30px, 3vw, 40px);
  line-height: 1.16;
}
.article-head h1 {
  font-size: clamp(38px, 4.5vw, 64px);
  line-height: 1.14;
  letter-spacing: -1.4px;
}
.article-head .dek {
  max-width: 780px;
  line-height: 1.6;
}
.article-figure {
  max-width: 1120px;
  margin: 0 auto;
}
.article-cover {
  display: block;
  height: auto;
  max-height: 720px;
  object-fit: contain;
  background: #eee;
}
.article-body h3 {
  font-size: 25px;
  line-height: 1.3;
  margin: 30px 0 16px;
}
.article-body p {
  margin-bottom: 24px;
}
.article-body ul,
.article-body ol {
  padding-left: 1.5em;
  margin: 20px 0 28px;
}
.article-body li {
  padding-left: 0.2em;
  margin-bottom: 10px;
}
.article-body li p {
  margin-bottom: 10px;
}
.article-body li ul,
.article-body li ol {
  margin-block: 10px;
}
.article-body blockquote {
  border-left: 3px solid #777;
  margin: 30px 0;
  padding: 6px 0 6px 24px;
  color: #4a4a4a;
  font-size: 1.08em;
  line-height: 1.65;
}
.article-body blockquote p:last-child {
  margin-bottom: 0;
}
.article-body hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 36px 0;
}
.article-body .inline-figure {
  margin: 32px 0;
}
.inline-figure img {
  display: block;
  width: 100%;
  height: auto;
}
.table-scroll {
  max-width: 100%;
  overflow-x: auto;
  margin: 28px 0;
  overscroll-behavior-x: contain;
}
.table-scroll:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}
.article-body table {
  width: 100%;
  min-width: 34rem;
  border-collapse: collapse;
  font: 15px/1.6 var(--font-sans);
  hyphens: none;
}
.article-body th {
  background: #ececec;
  font-weight: 600;
  text-align: left;
}
.article-body td,
.article-body th {
  vertical-align: top;
  overflow-wrap: break-word;
}
.article-body td p,
.article-body th p {
  margin: 0;
}
.article-body .sources {
  font: 14px/1.7 var(--font-sans);
  hyphens: none;
}
.article-body .sources h2 {
  font-size: 24px;
}
.article-body .sources a {
  overflow-wrap: anywhere;
}
.article-body .tags {
  font-family: var(--font-sans);
  hyphens: none;
}
@media (max-width: 1100px) {
  .edition,
  .masthead,
  .desktop-nav,
  .mobile-nav,
  main,
  footer {
    padding-inline: 28px;
  }
  .desktop-nav {
    gap: 16px;
  }
  .desktop-nav a {
    font-size: 13px;
  }
  .brand {
    font-size: 43px;
  }
  .topic-directory {
    column-gap: 24px;
  }
  .editorial-note {
    grid-template-columns: 1fr 1.3fr;
  }
  .editorial-note .text-link {
    grid-column: 2;
  }
}
@media (max-width: 1100px) {
  .desktop-nav {
    display: none;
  }
  .mobile-nav {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    border-block: 1px solid var(--ink);
    position: relative;
  }
  .menu {
    flex: 1;
  }
  .menu summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 18px;
    min-height: 48px;
    font-size: 13px;
    width: fit-content;
    padding-right: 12px;
  }
  .menu summary::-webkit-details-marker {
    display: none;
  }
  .menu[open] summary span {
    transform: rotate(45deg);
  }
  .menu nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 18px;
    padding: 0 0 16px;
  }
  .menu nav a {
    display: flex;
    align-items: center;
    min-height: 44px;
    font-size: 13px;
    border-top: 1px solid var(--line);
  }
  .mobile-search {
    position: absolute;
    right: 20px;
    top: 0;
    display: flex;
    align-items: center;
    min-height: 48px;
    font-size: 13px;
  }
}
@media (max-width: 800px) {
  .edition,
  .masthead,
  .mobile-nav,
  main,
  footer {
    padding-inline: 20px;
  }
  .edition {
    font-size: 8px;
    letter-spacing: 1px;
  }
  .edition span:last-child {
    display: none;
  }
  .masthead {
    padding-block: 26px;
    gap: 0;
  }
  .brand {
    font-size: clamp(25px, 7.8vw, 40px);
    letter-spacing: -1.7px;
  }
  .brand span {
    font-size: clamp(15px, 4vw, 18px);
    padding-left: 11px;
    margin-left: 12px;
  }
  .brand-note,
  .desktop-nav {
    display: none;
  }
  main {
    padding-block: 30px 44px;
  }
  h1 {
    letter-spacing: -1px;
  }
  .intro {
    display: block;
    margin-bottom: 28px;
  }
  .intro h1 {
    font-size: clamp(38px, 8vw, 58px);
  }
  .intro p {
    margin-top: 20px;
    max-width: 100%;
    font-size: 15px;
  }
  .launch-note {
    display: block;
    padding-block: 25px;
  }
  .launch-note h2 {
    font-size: 30px;
    margin-top: 18px;
  }
  .launch-note p {
    font-size: 15px;
  }
  .section-heading {
    margin-top: 32px;
    align-items: start;
  }
  .section-heading h2 {
    font-size: 26px;
  }
  .coverage .section-heading {
    display: block;
  }
  .coverage .section-heading .eyebrow {
    margin-top: 12px;
  }
  .topic-directory {
    grid-template-columns: 1fr 1fr;
    gap: 0 24px;
  }
  .topic-entry h3 {
    font-size: 24px;
  }
  .edition-guide {
    padding: 24px;
    gap: 26px;
  }
  .edition-guide h2 {
    font-size: 26px;
  }
  .editorial-note {
    display: block;
  }
  .editorial-note p {
    margin: 16px 0;
  }
  .lead-layout,
  .cards {
    grid-template-columns: 1fr;
  }
  .lead-layout > .card {
    padding-right: 0;
    border-right: 0;
  }
  .lead-layout aside {
    border-top: 1px solid var(--ink);
    padding-top: 20px;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .footer-top > div:first-child {
    grid-column: 1 / -1;
  }
  .page-deck {
    font-size: 16px;
  }
  .empty h2 {
    font-size: 26px;
  }
  .about p {
    font-size: 16px;
  }
  .about .page-deck {
    font-size: 19px;
  }
  .article-body {
    font-size: 18px;
  }
  .dek {
    font-size: 19px;
  }
  .search-row button {
    padding-inline: 14px;
  }
}
@media (max-width: 480px) {
  .topic-directory,
  .edition-guide,
  .footer-top {
    grid-template-columns: 1fr;
  }
  .topic-entry {
    padding-block: 20px;
  }
  .topic-entry h3 {
    margin-top: 10px;
  }
  .edition-guide > div + div {
    border-top: 1px solid #ccc;
    padding-top: 24px;
  }
  .footer-contact {
    border-top: 1px solid #ccc;
    padding-top: 20px;
  }
  .section-heading > a {
    max-width: 120px;
    text-align: right;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

@media (max-width: 800px) {
  .about h1 {
    font-size: clamp(36px, 6vw, 48px);
    line-height: 1.16;
  }
  .about h2,
  .article-body h2 {
    font-size: 26px;
    line-height: 1.25;
  }
  .article-body h3 {
    font-size: 22px;
  }
  .card h2 {
    font-size: 26px;
  }
  .card-featured h2 {
    font-size: 32px;
  }
  .headline > a {
    font-size: 23px;
  }
  .article-head h1 {
    font-size: clamp(34px, 6.5vw, 48px);
    letter-spacing: -0.7px;
  }
  .article-body {
    line-height: 1.75;
  }
  .article-body blockquote {
    margin-block: 26px;
    padding-left: 18px;
  }
  .editorial-note h2 {
    font-size: 26px;
  }
  .launch-note h2 {
    font-size: 28px;
  }
}

@media (min-width: 801px) and (max-width: 1100px) {
  .mobile-search {
    right: 28px;
  }
}
.card-cover{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;margin:0 0 18px}.card time{font:12px/1.6 var(--font-sans);color:var(--muted)}.pagination{display:flex;gap:16px;margin-top:32px}.pagination [aria-current]{text-decoration:underline}.page-header h1{font:clamp(36px,5vw,64px)/1.1 var(--font-serif)}form[role=search]{display:flex;gap:12px;flex-wrap:wrap}form[role=search] label{width:100%}form[role=search] input{min-width:0;flex:1;padding:12px;border:1px solid var(--line)}form[role=search] button{padding:12px 20px;background:var(--ink);color:white;border:0}#search-results article{border-top:1px solid var(--line);padding-top:20px}.article-body>img{max-width:100%}