:root {
  --paper: #ffffff;
  --paper-soft: #f4f6f5;
  --ink: #090b0c;
  --ink-soft: #575d61;
  --line: #d9ddda;
  --line-strong: #111414;
  --signal: #13715c;
  --signal-dark: #0b4e40;
  --alert: #d9272f;
  --max: 1240px;
  --sans: 'Geist', -apple-system, BlinkMacSystemFont, 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--paper);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body::before,
body::after,
.hero::before,
.hero::after,
.mini::before,
.mini::after,
.bg-bio {
  display: none !important;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

::selection {
  color: #fff;
  background: var(--signal);
}

.wrap {
  position: relative;
  z-index: 1;
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 8px 12px;
  color: #fff;
  background: var(--ink);
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: none;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: none;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.topbar-inner {
  min-height: 78px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  position: relative;
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border: 0;
  border-radius: 0;
  background: var(--ink);
  box-shadow: none;
}

.brand-mark::after {
  content: "B";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #fff;
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 600;
}

.brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.08;
}

.brand-text strong {
  color: var(--ink);
  font-size: 22px;
  font-weight: 650;
  letter-spacing: 0;
}

.brand-text span {
  margin-top: 5px;
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 30px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 520;
}

.nav a {
  position: relative;
  padding: 28px 0 25px;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 18px;
  height: 2px;
  background: var(--signal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.nav a:hover::after,
.nav a:focus-visible::after {
  transform: scaleX(1);
}

.nav .nav-primary {
  margin-left: 4px;
  padding: 10px 16px;
  color: #fff;
  background: var(--ink);
}

.nav .nav-primary::after {
  display: none;
}

.nav .nav-primary:hover,
.nav .nav-primary:focus-visible {
  background: var(--signal-dark);
}

.mobile-nav {
  display: none;
  position: relative;
}

.mobile-nav summary {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid var(--ink);
  list-style: none;
  cursor: pointer;
}

.mobile-nav summary::-webkit-details-marker {
  display: none;
}

.menu-lines,
.menu-lines::before,
.menu-lines::after {
  width: 16px;
  height: 1px;
  display: block;
  background: var(--ink);
}

.menu-lines {
  position: relative;
}

.menu-lines::before,
.menu-lines::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-lines::before { top: -5px; }
.menu-lines::after { top: 5px; }

.mobile-nav-panel {
  position: absolute;
  top: 47px;
  right: 0;
  width: 220px;
  border: 1px solid var(--ink);
  background: #fff;
}

.mobile-nav-panel a {
  display: block;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
  font-weight: 520;
}

.mobile-nav-panel a:last-child {
  border-bottom: 0;
}

.topicbar {
  color: #fff;
  background: var(--ink);
}

.topicbar-inner {
  min-height: 42px;
  display: flex;
  align-items: center;
  gap: 26px;
  overflow-x: auto;
  scrollbar-width: none;
}

.topicbar-inner::-webkit-scrollbar {
  display: none;
}

.topicbar-label {
  flex: 0 0 auto;
  color: #8ee0ca;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.topicbar a {
  flex: 0 0 auto;
  color: #e8ecea;
  font-size: 12px;
  white-space: nowrap;
}

.topicbar a:hover,
.topicbar a:focus-visible {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.home-main {
  padding-top: 46px;
}

.hero {
  padding: 0;
  text-align: left;
}

.lead-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.95fr) minmax(280px, 0.8fr);
  gap: 42px;
  align-items: start;
}

.cover-story {
  display: block;
  background: var(--ink);
}

.lead-copy {
  min-height: 270px;
  padding: 34px 38px 36px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: #fff;
}

.lead-rule {
  width: 150px;
  height: 5px;
  margin-bottom: 24px;
  background: #fff;
}

.eyebrow {
  margin: 0 0 12px;
  color: #8ee0ca;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.lead-copy h1 {
  max-width: 940px;
  margin: 0;
  color: #fff;
  font-size: 56px;
  font-weight: 620;
  line-height: 1.12;
  letter-spacing: 0;
}

.lead-summary {
  max-width: 760px;
  margin: 18px 0 0;
  color: #c9cecc;
  font-size: 16px;
  line-height: 1.75;
}

.lead-media {
  position: relative;
  aspect-ratio: 16 / 8.8;
  overflow: hidden;
  background: #dfe5e2;
}

.lead-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms ease;
}

.cover-story:hover .lead-media img {
  transform: scale(1.018);
}

.lead-media-meta {
  position: absolute;
  right: 0;
  bottom: 0;
  padding: 7px 10px;
  color: #fff;
  background: rgba(9, 11, 12, 0.88);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.briefing {
  border-top: 5px solid var(--ink);
}

.rail-head,
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
}

.rail-head {
  min-height: 54px;
  padding: 12px 0 10px;
  border-bottom: 1px solid var(--ink);
}

.rail-head h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 650;
}

.rail-head a {
  color: var(--ink-soft);
  font-size: 11px;
}

.brief-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: brief;
}

.brief-list li {
  counter-increment: brief;
  border-bottom: 1px solid var(--line);
}

.brief-list a {
  min-height: 78px;
  padding: 14px 0;
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  align-items: start;
}

.brief-list a::before {
  content: counter(brief, decimal-leading-zero);
  color: var(--alert);
  font-family: var(--mono);
  font-size: 11px;
}

.brief-list strong {
  display: block;
  font-size: 14px;
  font-weight: 560;
  line-height: 1.45;
}

.brief-list time {
  display: block;
  margin-top: 6px;
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 9px;
}

.brief-list a:hover strong,
.brief-list a:focus-visible strong {
  color: var(--signal-dark);
}

.brief-feature {
  display: grid;
  grid-template-columns: 104px 1fr;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 5px solid var(--ink);
}

.brief-feature img {
  width: 104px;
  height: 82px;
  object-fit: cover;
}

.brief-feature > span {
  display: block;
}

.brief-feature b {
  display: block;
  margin-bottom: 5px;
  color: var(--signal);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brief-feature strong {
  display: block;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.5;
}

.section {
  padding: 0;
}

.news-section {
  margin-top: 90px;
}

.section-header {
  padding: 15px 0 14px;
  border-top: 6px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.section-title {
  margin: 0;
  color: var(--ink);
  font-size: 34px;
  font-weight: 650;
  line-height: 1.1;
  letter-spacing: 0;
}

.section-title span {
  margin-left: 10px;
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.section-desc {
  max-width: 500px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.65;
  text-align: right;
}

.news-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 350px;
  gap: 54px;
}

.news-feed {
  min-width: 0;
}

.story-row {
  min-height: 220px;
  padding: 26px 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 34px;
  align-items: stretch;
  border-bottom: 1px solid var(--line);
}

.story-row:first-child {
  border-top: 0;
}

.story-copy {
  display: flex;
  flex-direction: column;
}

.story-type {
  margin-bottom: 10px;
  color: var(--signal);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.story-copy h3 {
  margin: 0;
  color: var(--ink);
  font-size: 25px;
  font-weight: 620;
  line-height: 1.35;
  letter-spacing: 0;
}

.story-copy p {
  margin: 12px 0 18px;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.75;
}

.story-meta {
  margin-top: auto;
  color: #858b88;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.story-image {
  position: relative;
  min-height: 168px;
  overflow: hidden;
  background: var(--paper-soft);
}

.story-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 350ms ease;
}

.story-row:hover h3,
.story-row:focus-within h3 {
  color: var(--signal-dark);
}

.story-row:hover .story-image img {
  transform: scale(1.025);
}

.side-column {
  min-width: 0;
}

.side-block {
  padding: 24px 0 28px;
  border-bottom: 5px solid var(--ink);
}

.side-block:first-child {
  border-top: 0;
}

.side-block h3 {
  margin: 0 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ink);
  font-size: 17px;
  font-weight: 650;
}

.rank-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: rank;
}

.rank-list li {
  counter-increment: rank;
  border-bottom: 1px solid var(--line);
}

.rank-list li:last-child {
  border-bottom: 0;
}

.rank-list a {
  padding: 14px 0;
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 12px;
  align-items: start;
}

.rank-list a::before {
  content: counter(rank);
  color: var(--alert);
  font-family: var(--mono);
  font-size: 18px;
  line-height: 1.25;
}

.rank-list span {
  font-size: 13px;
  line-height: 1.5;
}

.rank-list a:hover span,
.rank-list a:focus-visible span {
  color: var(--signal-dark);
}

.entry-list {
  display: grid;
  gap: 0;
}

.entry-link {
  padding: 16px 0;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.entry-link:last-child {
  border-bottom: 0;
}

.entry-link strong {
  display: block;
  font-size: 13px;
  font-weight: 600;
}

.entry-link small {
  display: block;
  margin-top: 4px;
  color: var(--ink-soft);
  font-size: 11px;
}

.entry-link .entry-arrow {
  width: 24px;
  color: var(--signal);
  font-family: var(--mono);
  font-size: 16px;
  text-align: right;
  transition: transform 180ms ease;
}

.entry-link:hover .entry-arrow,
.entry-link:focus-visible .entry-arrow {
  transform: translateX(3px);
}

#index {
  margin-top: 100px;
}

#index .section-header {
  margin-bottom: 30px;
}

.index-groups {
  display: block;
}

.rail-divider {
  margin: 52px 0 0 !important;
}

.rail-divider span:first-child {
  color: var(--ink) !important;
  font-size: 11px !important;
}

.rail-divider span:last-child {
  background: var(--ink) !important;
}

.index-group {
  margin-top: 34px;
}

.group-head {
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ink);
}

.group-head h3 {
  margin: 0;
  color: var(--ink);
  font-size: 18px;
  font-weight: 650;
  letter-spacing: 0;
}

.links-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.mini {
  min-height: 156px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: flex-start;
  gap: 8px;
  border: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  color: var(--ink);
  background: var(--paper);
  box-shadow: none;
  overflow: hidden;
  transition: color 160ms ease, background 160ms ease;
}

.mini:hover,
.mini:focus-visible {
  color: var(--ink);
  border-color: var(--line);
  background: #eef5f2;
  box-shadow: none;
  transform: none;
}

.mini .k {
  color: var(--signal);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.mini .v,
.mini strong {
  display: block;
  color: var(--ink);
  font-size: 16px;
  font-weight: 620;
  line-height: 1.4;
  letter-spacing: 0;
}

.mini .d,
.mini span:not(.goto) {
  display: block;
  margin-top: 6px;
  color: var(--ink-soft);
  font-size: 11px;
  line-height: 1.65;
}

.mini .goto {
  margin-top: auto;
  color: var(--signal);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer {
  margin-top: 90px;
  padding: 30px 0 50px;
  border-top: 5px solid var(--ink);
  color: var(--ink-soft);
  font-size: 11px;
}

.footer .mono {
  color: var(--ink);
  font-family: var(--mono);
  letter-spacing: 0.06em;
}

a:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(19, 113, 92, 0.34);
  outline-offset: 3px;
}

@media (max-width: 1040px) {
  .nav {
    display: flex;
    gap: 18px;
  }

  .nav a:nth-child(4) {
    display: none;
  }

  .lead-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(260px, 0.8fr);
    gap: 28px;
  }

  .lead-copy h1 {
    font-size: 46px;
  }

  .news-shell {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 36px;
  }

  .story-row {
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 24px;
  }

  .links-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .wrap {
    width: min(var(--max), calc(100% - 32px));
  }

  .topbar-inner {
    min-height: 68px;
  }

  .nav {
    display: none;
  }

  .mobile-nav {
    display: block;
  }

  .lead-grid,
  .news-shell {
    grid-template-columns: 1fr;
  }

  .briefing {
    margin-top: 8px;
  }

  .lead-copy h1 {
    font-size: 40px;
  }

  .side-column {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px;
  }

  .section-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .section-desc {
    max-width: 680px;
    text-align: left;
  }
}

@media (max-width: 620px) {
  body {
    font-size: 14px;
  }

  .wrap {
    width: min(var(--max), calc(100% - 24px));
  }

  .brand-mark {
    width: 31px;
    height: 31px;
    flex-basis: 31px;
  }

  .brand-text strong {
    font-size: 19px;
  }

  .brand-text span {
    max-width: 190px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .home-main {
    padding-top: 24px;
  }

  .lead-copy {
    min-height: 250px;
    padding: 24px 22px 26px;
  }

  .lead-rule {
    width: 98px;
    margin-bottom: 18px;
  }

  .lead-copy h1 {
    font-size: 34px;
    line-height: 1.18;
  }

  .lead-summary {
    margin-top: 14px;
    font-size: 14px;
    line-height: 1.65;
  }

  .lead-media {
    aspect-ratio: 4 / 3;
  }

  .news-section,
  #index {
    margin-top: 66px;
  }

  .section-title {
    font-size: 28px;
  }

  .section-title span {
    display: block;
    margin: 7px 0 0;
  }

  .story-row {
    min-height: 0;
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .story-image {
    min-height: 0;
    aspect-ratio: 16 / 10;
    grid-row: 1;
  }

  .story-copy h3 {
    font-size: 21px;
  }

  .side-column,
  .links-grid {
    grid-template-columns: 1fr;
  }

  .side-column {
    gap: 0;
  }

  .mini {
    min-height: 132px;
  }

  .footer {
    margin-top: 66px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}