:root {
  --blog-bg: #0b0b0b;
  --blog-bg-soft: #121212;
  --blog-panel: #171717;
  --blog-ink: #f6f2ee;
  --blog-body: #d8d2cc;
  --blog-muted: #8e8983;
  --blog-line: rgba(246, 242, 238, 0.14);
  --blog-red: #f2212a;
  --blog-max: 1180px;
  --blog-pad: clamp(22px, 5vw, 72px);
}

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

body {
  background: var(--blog-bg) !important;
  color: var(--blog-body) !important;
  font-family: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif !important;
  font-size: 17px !important;
  line-height: 1.95 !important;
  letter-spacing: 0 !important;
  text-rendering: optimizeLegibility;
}

.en {
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif !important;
}

.cover {
  display: grid !important;
  grid-template-columns: minmax(116px, 0.95fr) minmax(0, 2.8fr) !important;
  gap: clamp(28px, 5vw, 72px) !important;
  width: 100% !important;
  max-width: var(--blog-max) !important;
  min-height: auto !important;
  margin: 0 auto !important;
  padding: clamp(64px, 9vw, 116px) var(--blog-pad) clamp(54px, 7vw, 96px) !important;
  background: var(--blog-bg) !important;
  color: var(--blog-ink) !important;
  border-bottom: 1px solid var(--blog-line) !important;
  overflow: visible !important;
}

.cover::before {
  display: none !important;
}

.cover .logo {
  grid-column: 1 !important;
  grid-row: 1 / span 4 !important;
  width: min(132px, 100%) !important;
  height: auto !important;
  max-height: none !important;
  margin: -8px 0 0 !important;
  object-fit: contain !important;
  object-position: left top !important;
}

.cover .kicker,
.cover h1,
.cover .sub,
.cover .byline {
  grid-column: 2 !important;
}

.cover .kicker {
  align-self: start !important;
  color: var(--blog-red) !important;
  font-size: 13px !important;
  font-weight: 700 !important;
  line-height: 1.45 !important;
  letter-spacing: 0.08em !important;
  margin: 0 0 22px !important;
  text-transform: none !important;
}

.cover h1 {
  max-width: 920px !important;
  margin: 0 !important;
  color: var(--blog-ink) !important;
  font-size: clamp(42px, 6.8vw, 92px) !important;
  font-weight: 760 !important;
  line-height: 1.04 !important;
  letter-spacing: 0 !important;
}

.cover .sub {
  max-width: 760px !important;
  margin: clamp(22px, 3.2vw, 36px) 0 0 !important;
  color: #c8c2bc !important;
  font-size: clamp(18px, 2vw, 24px) !important;
  font-weight: 400 !important;
  line-height: 1.72 !important;
}

.cover .byline {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 10px 22px !important;
  margin: clamp(28px, 4vw, 48px) 0 0 !important;
  padding-top: 18px !important;
  border-top: 1px solid var(--blog-line) !important;
  color: var(--blog-muted) !important;
  font-size: 13px !important;
  font-weight: 500 !important;
  line-height: 1.6 !important;
  letter-spacing: 0.02em !important;
}

.cover .byline b {
  color: var(--blog-ink) !important;
  font-weight: 650 !important;
}

main {
  display: grid !important;
  grid-template-columns: minmax(116px, 0.95fr) minmax(0, 2.8fr) !important;
  gap: 0 clamp(28px, 5vw, 72px) !important;
  width: 100% !important;
  max-width: var(--blog-max) !important;
  margin: 0 auto !important;
  padding: clamp(58px, 8vw, 96px) var(--blog-pad) 0 !important;
}

main > * {
  grid-column: 2 !important;
  min-width: 0 !important;
}

p {
  max-width: 760px !important;
  margin: 0 0 1.55em !important;
  color: var(--blog-body) !important;
}

.lede {
  max-width: 820px !important;
  color: var(--blog-ink) !important;
  font-size: clamp(20px, 2vw, 25px) !important;
  line-height: 1.75 !important;
}

.secno {
  grid-column: 1 / -1 !important;
  display: grid !important;
  grid-template-columns: minmax(116px, 0.95fr) minmax(0, 2.8fr) !important;
  gap: clamp(28px, 5vw, 72px) !important;
  align-items: start !important;
  margin: clamp(72px, 9vw, 116px) 0 18px !important;
  padding-top: 22px !important;
  border-top: 1px solid var(--blog-line) !important;
}

.secno .tag {
  grid-column: 1 !important;
  color: var(--blog-red) !important;
  font-size: 13px !important;
  font-weight: 700 !important;
  letter-spacing: 0.04em !important;
}

.secno .rule {
  display: none !important;
}

h2 {
  max-width: 820px !important;
  margin: 0 0 28px !important;
  color: var(--blog-ink) !important;
  font-size: clamp(32px, 4.2vw, 58px) !important;
  font-weight: 740 !important;
  line-height: 1.13 !important;
  letter-spacing: 0 !important;
}

h3 {
  max-width: 760px !important;
  margin: 42px 0 14px !important;
  color: var(--blog-ink) !important;
  font-size: clamp(20px, 2vw, 27px) !important;
  font-weight: 720 !important;
  line-height: 1.35 !important;
}

h3 .num {
  display: inline-flex !important;
  width: 1.75em !important;
  height: 1.75em !important;
  align-items: center !important;
  justify-content: center !important;
  margin-right: 10px !important;
  border: 1px solid rgba(242, 33, 42, 0.48) !important;
  border-radius: 999px !important;
  color: var(--blog-red) !important;
  font-size: 15px !important;
  line-height: 1 !important;
  vertical-align: 0.12em !important;
}

.panel,
table.paths,
.syscard,
.stats,
.figcard {
  grid-column: 1 / -1 !important;
}

.panel {
  margin: clamp(34px, 5vw, 58px) 0 clamp(46px, 6vw, 76px) !important;
  padding: clamp(22px, 4vw, 42px) !important;
  background: var(--blog-panel) !important;
  border: 1px solid var(--blog-line) !important;
  border-radius: 0 !important;
}

.viz-head {
  align-items: center !important;
  margin-bottom: 16px !important;
}

.viz-title {
  color: var(--blog-ink) !important;
  font-size: clamp(18px, 2vw, 24px) !important;
  font-weight: 720 !important;
  line-height: 1.35 !important;
}

.controls button {
  border: 1px solid rgba(246, 242, 238, 0.24) !important;
  border-radius: 999px !important;
  background: transparent !important;
  color: var(--blog-ink) !important;
  font-size: 12px !important;
  font-weight: 650 !important;
  letter-spacing: 0.02em !important;
}

.controls button.active,
.controls button:hover,
.controls button.speed.active {
  border-color: var(--blog-red) !important;
  background: var(--blog-red) !important;
  color: #ffffff !important;
}

.panel .cap {
  max-width: 860px !important;
  color: var(--blog-muted) !important;
  font-size: 13px !important;
  line-height: 1.65 !important;
  letter-spacing: 0 !important;
}

.panel .cap b {
  color: var(--blog-red) !important;
}

.pull {
  grid-column: 2 !important;
  max-width: 820px !important;
  margin: clamp(48px, 7vw, 84px) 0 !important;
  padding: 0 0 0 clamp(20px, 2.8vw, 34px) !important;
  border-left: 4px solid var(--blog-red) !important;
  color: var(--blog-ink) !important;
  text-align: left !important;
  font-size: clamp(27px, 3.2vw, 44px) !important;
  font-weight: 720 !important;
  line-height: 1.36 !important;
}

.pull::before {
  display: none !important;
}

.pull small {
  color: var(--blog-muted) !important;
  font-size: 13px !important;
}

.stats {
  display: grid !important;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)) !important;
  gap: 0 !important;
  margin: clamp(34px, 5vw, 58px) 0 clamp(46px, 6vw, 76px) !important;
  background: transparent !important;
  border: 1px solid var(--blog-line) !important;
}

.stat {
  background: var(--blog-bg-soft) !important;
  border-right: 1px solid var(--blog-line) !important;
  border-bottom: 1px solid var(--blog-line) !important;
  padding: 24px !important;
}

.stat .v {
  color: var(--blog-red) !important;
  font-size: clamp(32px, 4vw, 48px) !important;
  font-weight: 760 !important;
}

.stat .k {
  color: var(--blog-muted) !important;
  font-size: 14px !important;
  line-height: 1.65 !important;
}

table.paths {
  margin: clamp(34px, 5vw, 58px) 0 16px !important;
  border-collapse: collapse !important;
  border-top: 1px solid var(--blog-line) !important;
  font-size: 15px !important;
}

table.paths th {
  background: var(--blog-bg-soft) !important;
  color: var(--blog-muted) !important;
  border-bottom: 1px solid var(--blog-line) !important;
  padding: 14px 16px !important;
  font-size: 12px !important;
  letter-spacing: 0.06em !important;
}

table.paths td {
  border: 0 !important;
  border-bottom: 1px solid var(--blog-line) !important;
  padding: 18px 16px !important;
  color: var(--blog-body) !important;
}

table.paths td.no {
  color: var(--blog-red) !important;
  font-size: 18px !important;
}

table.paths tr.hl td {
  background: rgba(242, 33, 42, 0.12) !important;
}

.tbl-note,
.figcard {
  color: var(--blog-muted) !important;
  font-size: 13px !important;
  line-height: 1.65 !important;
}

.figcard {
  margin: 38px 0 !important;
  padding: 22px 24px !important;
  border: 1px solid var(--blog-line) !important;
  border-left: 4px solid var(--blog-red) !important;
  background: var(--blog-panel) !important;
}

.figcard b {
  color: var(--blog-ink) !important;
}

.syscard {
  gap: 0 !important;
  margin: clamp(34px, 5vw, 58px) 0 clamp(46px, 6vw, 76px) !important;
  border: 1px solid var(--blog-line) !important;
  background: var(--blog-bg-soft) !important;
}

.syscard .c {
  border: 0 !important;
  border-right: 1px solid var(--blog-line) !important;
  border-bottom: 1px solid var(--blog-line) !important;
  background: var(--blog-bg-soft) !important;
  padding: 24px !important;
}

.syscard .c h4 {
  color: var(--blog-ink) !important;
  font-size: 18px !important;
  line-height: 1.4 !important;
}

.syscard .c p {
  color: var(--blog-body) !important;
  font-size: 14px !important;
}

.refs {
  max-width: 760px !important;
  margin: 28px 0 96px !important;
}

.refs li {
  padding: 14px 0 !important;
  border-bottom: 1px solid var(--blog-line) !important;
  color: var(--blog-body) !important;
  font-size: 14px !important;
  line-height: 1.7 !important;
}

.refs li::before {
  color: var(--blog-red) !important;
  font-weight: 740 !important;
}

footer {
  max-width: var(--blog-max) !important;
  margin: 0 auto !important;
  padding: 30px var(--blog-pad) 44px !important;
  background: var(--blog-bg) !important;
  border-top: 1px solid var(--blog-line) !important;
  color: var(--blog-muted) !important;
  font-size: 12px !important;
  letter-spacing: 0.04em !important;
}

footer img {
  height: 24px !important;
}

strong {
  color: var(--blog-ink);
  font-weight: 720;
}

svg,
canvas,
img:not(.logo),
video {
  max-width: 100%;
}

@media (max-width: 760px) {
  body {
    font-size: 15px !important;
  }

  .cover,
  main,
  .secno {
    display: block !important;
  }

  .cover {
    padding-top: 42px !important;
  }

  .cover .logo {
    width: 96px !important;
    margin-bottom: 34px !important;
  }

  .cover h1 {
    font-size: clamp(26px, 7vw, 34px) !important;
    line-height: 1.14 !important;
  }

  .cover .sub {
    font-size: 14px !important;
  }

  .secno .tag {
    display: block !important;
    margin-bottom: 12px !important;
    font-size: 10px !important;
  }

  h2 {
    font-size: clamp(21px, 5.4vw, 27px) !important;
  }

  h3 {
    font-size: 16px !important;
  }

  h3 .num {
    font-size: 22px !important;
  }

  .lede {
    font-size: 15px !important;
  }

  .refs li {
    font-size: 10px !important;
    line-height: 1.6 !important;
  }

  .refs li::before {
    font-size: 10px !important;
  }

  footer {
    font-size: 9px !important;
  }

  .pull {
    font-size: clamp(17px, 4.4vw, 21px) !important;
  }

  .stat .v {
    font-size: 30px !important;
  }

  .stat .v small {
    font-size: 15px !important;
  }

  .panel {
    margin-left: calc(var(--blog-pad) * -0.35) !important;
    margin-right: calc(var(--blog-pad) * -0.35) !important;
    padding: 18px !important;
  }

  .viz-head,
  .controls {
    align-items: flex-start !important;
  }

  table.paths {
    display: block !important;
    overflow-x: auto !important;
    white-space: nowrap !important;
  }

  .pull {
    padding-left: 18px !important;
  }
}