:root {
  color-scheme: light;
  --paper: #ffffff;
  --paper-soft: #fbfcfb;
  --wash: #edf4f6;
  --wash-deep: #dcebed;
  --ink: #172623;
  --teal: #123c3a;
  --teal-soft: #2b5552;
  --slate: #50635f;
  --slate-light: #72827f;
  --acid: #dded9a;
  --acid-deep: #c5dd70;
  --rule: #d8e3e2;
  --serif: Georgia, "Iowan Old Style", "Palatino Linotype", "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --shell: 1240px;
  --gutter: clamp(20px, 4vw, 48px);
  --body-width: 70ch;
  --header-height: 84px;
  --ease: cubic-bezier(0.2, 0.65, 0.3, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::selection,
body *::selection {
  background: var(--acid);
  color: var(--teal);
}

h1,
h2,
h3,
h4,
p,
figure,
blockquote,
ol,
ul {
  margin-top: 0;
}

img,
svg {
  display: block;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-underline-offset: 0.18em;
  text-decoration-thickness: 1px;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 4px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: -80px;
  left: 16px;
  z-index: 300;
  padding: 12px 18px;
  background: var(--teal);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  transition: top 160ms var(--ease);
}

.skip-link:focus {
  top: 12px;
}

.shell {
  width: min(calc(100% - (var(--gutter) * 2)), var(--shell));
  margin-inline: auto;
}

.topline {
  display: flex;
  height: 5px;
  background: var(--teal);
}

.topline span:first-child {
  width: 62%;
  background: var(--teal);
}

.topline span:last-child {
  flex: 1;
  background: var(--acid);
}

.site-header {
  position: relative;
  z-index: 20;
  border-bottom: 1px solid var(--rule);
  background: rgba(255, 255, 255, 0.97);
}

.header-inner {
  display: flex;
  min-height: var(--header-height);
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding-block: 16px;
}

.brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 12px;
  color: var(--teal);
  text-decoration: none;
}

.brand:hover .brand-name {
  text-decoration: underline;
  text-decoration-color: var(--acid-deep);
  text-decoration-thickness: 3px;
}

.brand-mark {
  width: 38px;
  height: 38px;
  flex: none;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand-name {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.025em;
}

.brand-note {
  margin-top: 6px;
  color: var(--slate);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(14px, 2.2vw, 30px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  position: relative;
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding: 0 0 2px;
  color: var(--teal);
  font-family: var(--mono);
  font-size: 10.5px;
  line-height: 1.2;
  letter-spacing: 0.14em;
  text-decoration: none;
  text-transform: uppercase;
}

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

.site-nav a:hover::after,
.site-nav a[aria-current]::after {
  transform: scaleX(1);
}

.kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  color: var(--teal);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.19em;
  line-height: 1.4;
  text-transform: uppercase;
}

.kicker::before {
  width: 36px;
  height: 1px;
  flex: none;
  background: currentColor;
  content: "";
}

.kicker--acid::before {
  height: 4px;
  background: var(--acid-deep);
}

.kicker a {
  color: inherit;
  text-decoration: none;
  border-bottom: 2px solid var(--acid-deep);
}

.kicker a:hover {
  border-bottom-color: var(--teal);
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 0 24px;
  border: 1px solid var(--teal);
  background: var(--teal);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  line-height: 1.2;
  text-decoration: none;
  text-transform: uppercase;
  transition: background 180ms var(--ease), border-color 180ms var(--ease);
}

.button:hover {
  border-color: var(--teal-soft);
  background: var(--teal-soft);
}

.button .arrow {
  color: var(--acid);
  font-size: 15px;
  line-height: 1;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 3px;
  border-bottom: 2px solid var(--acid-deep);
  color: var(--teal);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-decoration: none;
  text-transform: uppercase;
}

.text-link:hover {
  border-bottom-color: var(--teal);
}

.text-link .arrow {
  font-size: 14px;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(52px, 7vw, 104px) 0 clamp(56px, 8vw, 112px);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(340px, 0.94fr);
  align-items: center;
  gap: clamp(38px, 6vw, 88px);
}

.hero-copy {
  max-width: 760px;
}

.hero h1 {
  max-width: 14ch;
  margin: 20px 0 26px;
  color: var(--teal);
  font-family: var(--serif);
  font-size: clamp(46px, 6.4vw, 82px);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 0.94;
  text-wrap: balance;
}

.hero h1 span {
  display: block;
}

.hero h1 em {
  color: var(--teal-soft);
  font-style: italic;
}

.hero-intro {
  max-width: 48ch;
  margin: 0;
  color: var(--slate);
  font-size: clamp(17px, 1.7vw, 20px);
  line-height: 1.58;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px 26px;
  margin-top: 34px;
}

.hero-aside {
  max-width: 22ch;
  margin: 0;
  color: var(--slate);
  font-size: 13px;
  line-height: 1.5;
}

.hero-aside strong {
  color: var(--teal);
  font-weight: 600;
}

.hero-figure {
  position: relative;
  margin: 0;
  padding: clamp(12px, 1.8vw, 20px) clamp(12px, 1.8vw, 20px) 14px;
  background: var(--wash);
}

.hero-figure::before {
  position: absolute;
  right: -14px;
  bottom: -14px;
  width: 46%;
  height: 44%;
  background: var(--acid);
  content: "";
}

.hero-figure::after {
  position: absolute;
  top: 50%;
  right: -14px;
  width: 5px;
  height: 38px;
  background: var(--teal);
  content: "";
  transform: translateY(-50%);
}

.hero-figure img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
}

.hero-figure figcaption {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 13px;
  color: var(--teal-soft);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  line-height: 1.5;
  text-transform: uppercase;
}

.figure-index {
  position: absolute;
  z-index: 2;
  top: -30px;
  right: 8px;
  color: var(--teal);
  font-family: var(--serif);
  font-size: 54px;
  font-style: italic;
  line-height: 1;
  opacity: 0.24;
}

.band {
  border-top: 1px solid var(--wash-deep);
  border-bottom: 1px solid var(--wash-deep);
  background: var(--wash);
}

.featured {
  padding: clamp(46px, 6vw, 78px) 0;
}

.featured-grid {
  display: grid;
  grid-template-columns: minmax(104px, 0.36fr) minmax(0, 1.4fr) minmax(220px, 0.64fr);
  align-items: start;
  gap: clamp(26px, 4.5vw, 64px);
}

.section-label {
  margin: 0;
}

.section-label .index {
  display: block;
  margin-bottom: 12px;
  color: var(--teal);
  font-family: var(--serif);
  font-size: 30px;
  font-style: italic;
  line-height: 1;
}

.section-label .text {
  color: var(--slate);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.17em;
  line-height: 1.5;
  text-transform: uppercase;
}

.meta-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin: 0;
  color: var(--slate);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.13em;
  line-height: 1.5;
  text-transform: uppercase;
}

.meta-line .category {
  color: var(--teal);
  text-decoration-color: var(--acid-deep);
  text-decoration-thickness: 2px;
}

.meta-line .dot {
  width: 3px;
  height: 3px;
  background: var(--acid-deep);
}

.featured-title {
  max-width: 18ch;
  margin: 17px 0 16px;
  color: var(--teal);
  font-family: var(--serif);
  font-size: clamp(32px, 4.1vw, 54px);
  font-weight: 400;
  letter-spacing: -0.035em;
  line-height: 1.05;
  text-wrap: balance;
}

.featured-title a {
  text-decoration: none;
  text-decoration-thickness: 2px;
  text-underline-offset: 0.08em;
}

.featured-title a:hover {
  text-decoration: underline;
  text-decoration-color: var(--acid-deep);
}

.featured-excerpt {
  max-width: 51ch;
  margin: 0 0 22px;
  color: var(--slate);
  font-size: 16.5px;
  line-height: 1.65;
  text-wrap: pretty;
}

.inside {
  padding-top: 14px;
  border-top: 1px solid var(--teal);
}

.inside-title {
  margin: 0 0 4px;
  color: var(--teal);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

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

.inside li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 8px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(18, 60, 58, 0.13);
  color: var(--slate);
  counter-increment: inside;
  font-size: 13px;
  line-height: 1.4;
}

.inside li::before {
  padding-top: 2px;
  color: var(--teal);
  content: "0" counter(inside);
  font-family: var(--mono);
  font-size: 10px;
}

.principles {
  padding: clamp(54px, 7vw, 104px) 0 clamp(40px, 5vw, 68px);
}

.principles-head {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(240px, 0.6fr);
  align-items: end;
  gap: 28px 60px;
}

.principles-head h2 {
  max-width: 12ch;
  margin: 12px 0 0;
  color: var(--teal);
  font-family: var(--serif);
  font-size: clamp(38px, 5vw, 70px);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 0.98;
  text-wrap: balance;
}

.principles-head p {
  max-width: 34ch;
  margin: 0 0 7px;
  color: var(--slate);
  font-size: 15px;
  line-height: 1.65;
}

.principles-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: clamp(36px, 5vw, 58px);
  border-top: 1px solid var(--rule);
}

.principle {
  padding: 26px clamp(20px, 3vw, 38px) 0;
  border-right: 1px solid var(--rule);
}

.principle:first-child {
  padding-left: 0;
}

.principle:last-child {
  padding-right: 0;
  border-right: 0;
}

.principle .num {
  display: block;
  color: var(--teal);
  font-family: var(--serif);
  font-size: 42px;
  font-style: italic;
  line-height: 1;
  opacity: 0.58;
}

.principle .num::after {
  display: block;
  width: 32px;
  height: 5px;
  margin-top: 12px;
  background: var(--acid);
  content: "";
}

.principle h3 {
  margin: 18px 0 10px;
  color: var(--teal);
  font-family: var(--serif);
  font-size: 23px;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.18;
}

.principle p {
  max-width: 34ch;
  margin: 0;
  color: var(--slate);
  font-size: 14.5px;
  line-height: 1.62;
}

.archive-rail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 30px;
  padding: 22px 0 28px;
  border-top: 1px solid var(--rule);
}

.archive-rail p {
  margin: 0;
  color: var(--slate);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.archive-rail ul {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.archive-rail a {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  color: var(--teal);
  font-size: 13px;
  text-decoration-color: var(--acid-deep);
  text-decoration-thickness: 3px;
}

.archive-rail a:hover {
  text-decoration-color: var(--teal);
}

.page-head {
  padding: clamp(48px, 7vw, 96px) 0 clamp(36px, 5vw, 58px);
  border-bottom: 1px solid var(--rule);
}

.page-head-grid {
  display: grid;
  grid-template-columns: minmax(106px, 0.34fr) minmax(0, 1.36fr) minmax(210px, 0.54fr);
  align-items: end;
  gap: clamp(24px, 4.5vw, 62px);
}

.page-head h1 {
  max-width: 15ch;
  margin: 12px 0 0;
  color: var(--teal);
  font-family: var(--serif);
  font-size: clamp(46px, 7vw, 92px);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 0.95;
  text-wrap: balance;
}

.page-lede {
  max-width: 43ch;
  margin: 0 0 7px;
  color: var(--slate);
  font-size: 15.5px;
  line-height: 1.65;
  text-wrap: pretty;
}

.page-note {
  margin: 16px 0 0;
  color: var(--teal-soft);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  line-height: 1.5;
  text-transform: uppercase;
}

.archive-section {
  padding: clamp(36px, 5vw, 64px) 0 clamp(60px, 8vw, 100px);
}

.archive-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.archive-item {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr) 180px;
  align-items: start;
  gap: 20px clamp(24px, 4vw, 54px);
  padding: clamp(26px, 4vw, 38px) 0;
  border-top: 1px solid var(--rule);
}

.archive-item:last-child {
  border-bottom: 1px solid var(--rule);
}

.archive-index {
  color: var(--slate-light);
  font-family: var(--serif);
  font-size: 22px;
  font-style: italic;
  line-height: 1.1;
}

.archive-item h2 {
  max-width: 22ch;
  margin: 9px 0 11px;
  color: var(--teal);
  font-family: var(--serif);
  font-size: clamp(26px, 3.2vw, 40px);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.08;
  text-wrap: balance;
}

.archive-item h2 a {
  text-decoration: none;
}

.archive-item h2 a:hover {
  text-decoration: underline;
  text-decoration-color: var(--acid-deep);
  text-decoration-thickness: 4px;
}

.archive-item p {
  max-width: 54ch;
  margin: 0;
  color: var(--slate);
  font-size: 15px;
  line-height: 1.6;
  text-wrap: pretty;
}

.archive-meta {
  margin: 8px 0 0;
  color: var(--slate);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.13em;
  line-height: 1.7;
  text-align: right;
  text-transform: uppercase;
}

.archive-meta .category {
  color: var(--teal);
}

.archive-meta a {
  color: var(--teal);
  text-decoration-color: var(--acid-deep);
  text-decoration-thickness: 2px;
}

.archive-meta a:hover {
  text-decoration-color: var(--teal);
}

.empty-state {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) minmax(180px, 0.5fr);
  align-items: start;
  gap: 22px 32px;
  padding: 34px 0 38px;
  border-top: 1px solid var(--teal);
  border-bottom: 1px solid var(--rule);
}

.empty-state .mark {
  width: 34px;
  height: 6px;
  margin-top: 8px;
  background: var(--acid);
}

.empty-state h2 {
  max-width: 16ch;
  margin: 0 0 12px;
  color: var(--teal);
  font-family: var(--serif);
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 400;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.empty-state p {
  max-width: 46ch;
  margin: 0;
  color: var(--slate);
  font-size: 15px;
  line-height: 1.65;
}

.empty-state .text-link {
  justify-self: end;
  margin-top: 8px;
}

.article-progress {
  position: fixed;
  z-index: 90;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  pointer-events: none;
}

.article-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--acid-deep);
  transform: scaleX(0);
  transform-origin: left;
}

.article-head {
  padding: clamp(42px, 6vw, 78px) 0 clamp(30px, 4vw, 46px);
}

.article-head-inner {
  max-width: 1080px;
}

.article-head h1 {
  max-width: 17ch;
  margin: 18px 0 0;
  color: var(--teal);
  font-family: var(--serif);
  font-size: clamp(43px, 6.1vw, 82px);
  font-weight: 400;
  letter-spacing: -0.043em;
  line-height: 0.99;
  text-wrap: balance;
}

.article-standfirst {
  max-width: 58ch;
  margin: 24px 0 0;
  color: var(--slate);
  font-family: var(--serif);
  font-size: clamp(19px, 2.2vw, 23px);
  line-height: 1.5;
  text-wrap: pretty;
}

.article-byline {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin-top: 30px;
  padding-top: 15px;
  border-top: 1px solid var(--rule);
  color: var(--slate);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.13em;
  line-height: 1.5;
  text-transform: uppercase;
}

.article-byline strong {
  color: var(--teal);
  font-weight: 500;
}

.article-byline a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(18, 60, 58, 0.35);
}

.article-byline a:hover {
  border-bottom-color: var(--acid-deep);
}

.article-wrap {
  padding: 0 0 clamp(62px, 8vw, 110px);
}

.article-layout {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr) 172px;
  align-items: start;
  gap: clamp(28px, 4vw, 56px);
}

.article-main {
  min-width: 0;
}

.toc {
  position: sticky;
  top: 26px;
  padding-top: 14px;
  border-top: 2px solid var(--teal);
}

.toc-title {
  margin: 0 0 10px;
  color: var(--teal);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.toc ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.toc a {
  display: block;
  padding: 7px 0;
  border-bottom: 1px solid rgba(18, 60, 58, 0.12);
  color: var(--slate);
  font-size: 12.5px;
  line-height: 1.35;
  text-decoration: none;
  transition: color 150ms var(--ease);
}

.toc a:hover,
.toc a.is-active {
  color: var(--teal);
}

.toc a.is-active {
  font-weight: 600;
}

.toc .level-4 a {
  padding-left: 13px;
  font-size: 11.5px;
}

.toc-mobile {
  display: none;
  margin: 0 0 28px;
  border-top: 2px solid var(--teal);
  border-bottom: 1px solid var(--rule);
}

.toc-mobile summary {
  padding: 12px 0;
  color: var(--teal);
  cursor: pointer;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  list-style-position: inside;
  text-transform: uppercase;
}

.toc-mobile ol {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.toc-mobile a {
  display: flex;
  min-height: 44px;
  align-items: center;
  padding: 7px 0;
  border-top: 1px solid rgba(18, 60, 58, 0.1);
  color: var(--slate);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
}

.toc-mobile .level-4 a {
  padding-left: 16px;
  font-size: 12.5px;
}

.article-aside {
  position: sticky;
  top: 26px;
  padding-top: 4px;
  color: var(--slate);
  font-size: 12.5px;
  line-height: 1.55;
}

.article-aside h2 {
  margin: 0 0 9px;
  color: var(--teal);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.article-aside h2:not(:first-child) {
  margin-top: 24px;
}

.article-aside p {
  margin: 0;
}

.article-aside ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.article-aside li + li {
  margin-top: 4px;
}

.article-aside a {
  color: var(--teal);
  text-decoration-color: var(--acid-deep);
  text-decoration-thickness: 2px;
}

.article-aside .top-link {
  display: inline-block;
  margin-top: 24px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-decoration: none;
  text-transform: uppercase;
}

.article-aside .top-link:hover {
  text-decoration: underline;
  text-decoration-color: var(--acid-deep);
  text-decoration-thickness: 3px;
}

.prose {
  max-width: var(--body-width);
  color: #273a37;
  font-size: 18.5px;
  line-height: 1.78;
}

.prose > p:first-of-type::first-letter {
  float: left;
  padding: 0.08em 0.12em 0 0;
  color: var(--teal);
  font-family: var(--serif);
  font-size: 4.2em;
  line-height: 0.72;
}

.prose h3 {
  max-width: 24ch;
  margin: 2.15em 0 0.55em;
  color: var(--teal);
  font-family: var(--serif);
  font-size: clamp(28px, 3vw, 37px);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.14;
  scroll-margin-top: 28px;
  text-wrap: balance;
}

.prose h4 {
  max-width: 30ch;
  margin: 1.75em 0 0.45em;
  color: var(--teal);
  font-family: var(--serif);
  font-size: 23px;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.25;
  scroll-margin-top: 28px;
}

.prose h4::before {
  display: block;
  width: 22px;
  height: 4px;
  margin-bottom: 10px;
  background: var(--acid);
  content: "";
}

.prose p {
  margin: 0 0 1.3em;
  text-wrap: pretty;
}

.prose em {
  font-style: italic;
}

.prose strong {
  color: var(--teal);
}

.prose ul,
.prose ol {
  margin: 1.5em 0;
  padding-left: 1.45em;
}

.prose li {
  margin: 0.5em 0;
  padding-left: 0.3em;
}

.prose li::marker {
  color: var(--teal);
  font-family: var(--mono);
  font-size: 0.8em;
}

.prose a {
  color: var(--teal);
  text-decoration-color: var(--acid-deep);
  text-decoration-thickness: 2px;
}

.prose a:hover {
  text-decoration-color: var(--teal);
}

.prose figure {
  margin: 2.3em 0;
}

.prose figure img {
  width: 100%;
  height: auto;
}

.prose blockquote {
  margin: 2em 0;
  padding: 4px 0 4px 24px;
  border-left: 6px solid var(--acid);
  color: var(--teal);
  font-family: var(--serif);
  font-size: 24px;
  line-height: 1.45;
}

.prose blockquote p:last-child {
  margin-bottom: 0;
}

.prose .postscript {
  margin-top: 2.2em;
  color: var(--slate);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.01em;
  line-height: 1.85;
}

.article-end {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 20px 30px;
  margin-top: 3.2em;
  padding-top: 24px;
  border-top: 2px solid var(--teal);
}

.article-end .next-label {
  margin: 0 0 6px;
  color: var(--slate);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.article-end .next-link {
  color: var(--teal);
  font-family: var(--serif);
  font-size: clamp(24px, 3vw, 33px);
  letter-spacing: -0.025em;
  line-height: 1.15;
  text-decoration: none;
}

.article-end .next-link:hover {
  text-decoration: underline;
  text-decoration-color: var(--acid-deep);
  text-decoration-thickness: 4px;
}

.sample-sheet {
  padding: clamp(44px, 6vw, 76px) 0 clamp(62px, 8vw, 110px);
}

.sample-grid {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  align-items: start;
  gap: clamp(28px, 5vw, 78px);
}

.sample-note {
  padding-top: 14px;
  border-top: 2px solid var(--teal);
  color: var(--slate);
  font-size: 13px;
  line-height: 1.6;
}

.sample-note strong {
  display: block;
  margin-bottom: 6px;
  color: var(--teal);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.sample-prose {
  max-width: 68ch;
}

.sample-prose h1 {
  margin: 0 0 0.7em;
  color: var(--teal);
  font-family: var(--serif);
  font-size: clamp(36px, 4.5vw, 56px);
  font-weight: 400;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.page-404 {
  padding: clamp(54px, 8vw, 120px) 0;
}

.page-404-grid {
  display: grid;
  grid-template-columns: minmax(130px, 0.35fr) minmax(0, 1.3fr) minmax(220px, 0.55fr);
  align-items: start;
  gap: clamp(28px, 5vw, 70px);
}

.page-404 .big-number {
  margin: 0;
  color: var(--teal);
  font-family: var(--serif);
  font-size: clamp(90px, 16vw, 220px);
  font-style: italic;
  letter-spacing: -0.07em;
  line-height: 0.75;
  opacity: 0.15;
}

.page-404 h1 {
  max-width: 12ch;
  margin: 12px 0 20px;
  color: var(--teal);
  font-family: var(--serif);
  font-size: clamp(44px, 6.5vw, 86px);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 0.98;
  text-wrap: balance;
}

.page-404 p {
  max-width: 43ch;
  margin: 0 0 28px;
  color: var(--slate);
  font-size: 16.5px;
  line-height: 1.65;
}

.page-404-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 26px;
}

.not-found-links {
  padding-top: 14px;
  border-top: 1px solid var(--teal);
}

.not-found-links h2 {
  margin: 0 0 10px;
  color: var(--teal);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.not-found-links ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.not-found-links li + li {
  margin-top: 8px;
}

.not-found-links a {
  color: var(--teal);
  font-size: 13px;
  text-decoration-color: var(--acid-deep);
  text-decoration-thickness: 3px;
}

.site-footer {
  margin-top: 0;
  background: var(--teal);
  color: #dce9e6;
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) repeat(2, minmax(140px, 0.45fr));
  gap: clamp(34px, 5vw, 70px);
  padding: clamp(48px, 6vw, 80px) 0 38px;
}

.footer-brand .brand {
  color: var(--paper);
}

.footer-brand .mark-bg {
  fill: #1d4b48;
}

.footer-brand .brand-note {
  color: #a8c0bb;
}

.footer-title {
  max-width: 12ch;
  margin: 22px 0 12px;
  color: var(--paper);
  font-family: var(--serif);
  font-size: clamp(36px, 4.4vw, 58px);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 0.98;
  text-wrap: balance;
}

.footer-lede {
  max-width: 39ch;
  margin: 0;
  color: #bfd3cf;
  font-size: 14px;
  line-height: 1.65;
}

.footer-col h2 {
  margin: 0 0 16px;
  color: var(--acid);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.footer-col ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-col li + li {
  margin-top: 9px;
}

.footer-col a {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  color: #eaf2f0;
  font-size: 13px;
  text-decoration: none;
}

.footer-col a:hover {
  text-decoration: underline;
  text-decoration-color: var(--acid);
  text-decoration-thickness: 2px;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 30px;
  padding: 18px 0 28px;
  border-top: 1px solid rgba(237, 244, 246, 0.18);
  color: #a8c0bb;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  line-height: 1.6;
  text-transform: uppercase;
}

.footer-bottom p {
  margin: 0;
}

.footer-bottom a {
  color: #dce9e6;
  text-decoration-color: var(--acid);
  text-decoration-thickness: 2px;
}

.site-footer a:focus-visible {
  outline-color: var(--acid);
}

@media (max-width: 1180px) {
  .article-layout {
    grid-template-columns: 190px minmax(0, 1fr);
  }

  .article-aside {
    display: none;
  }

  .page-head-grid,
  .page-404-grid {
    grid-template-columns: minmax(100px, 0.3fr) minmax(0, 1.7fr);
  }

  .page-404 .big-number {
    grid-row: span 2;
  }

  .page-404 .not-found-links {
    grid-column: 2;
  }
}

@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 52px;
  }

  .hero-copy {
    max-width: 760px;
  }

  .hero h1 {
    max-width: 14ch;
  }

  .hero-figure {
    max-width: 620px;
  }

  .featured-grid {
    grid-template-columns: minmax(90px, 0.3fr) minmax(0, 1.7fr);
  }

  .inside {
    grid-column: 2;
    margin-top: 8px;
  }

  .principles-head {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
  }

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

  .principle,
  .principle:first-child,
  .principle:last-child {
    padding: 24px 0;
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }

  .principle:last-child {
    border-bottom: 0;
  }

  .principle .num::after {
    margin-top: 9px;
  }

  .archive-item {
    grid-template-columns: 50px minmax(0, 1fr);
  }

  .archive-meta {
    grid-column: 2;
    margin-top: 0;
    text-align: left;
  }

  .empty-state {
    grid-template-columns: 40px minmax(0, 1fr);
  }

  .empty-state .text-link {
    grid-column: 2;
    justify-self: start;
  }

  .footer-top {
    grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(120px, 0.5fr));
  }
}

@media (max-width: 800px) {
  :root {
    --header-height: 0px;
  }

  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding-block: 18px 16px;
  }

  .site-nav {
    width: 100%;
  }

  .site-nav ul {
    gap: 8px 22px;
  }

  .site-nav a {
    padding-top: 4px;
  }

  .article-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .toc {
    display: none;
  }

  .toc-mobile {
    display: block;
  }

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

  .sample-note {
    padding-top: 12px;
  }

  .footer-top {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 620px) {
  .hero {
    padding-top: 42px;
  }

  .hero h1 {
    font-size: clamp(38px, 12vw, 64px);
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
  }

  .button {
    width: 100%;
  }

  .hero-aside {
    max-width: 30ch;
  }

  .hero-figure {
    padding: 10px 10px 12px;
  }

  .hero-figure::before {
    right: -9px;
    bottom: -9px;
  }

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

  .inside {
    grid-column: auto;
  }

  .section-label {
    display: flex;
    align-items: baseline;
    gap: 12px;
  }

  .section-label .index {
    margin: 0;
  }

  .page-head-grid,
  .page-404-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-head h1 {
    font-size: clamp(42px, 12vw, 68px);
  }

  .page-404 .big-number,
  .page-404 .not-found-links {
    grid-column: auto;
    grid-row: auto;
  }

  .page-404 .big-number {
    font-size: 100px;
  }

  .archive-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }

  .archive-index,
  .archive-meta {
    grid-column: auto;
  }

  .archive-index {
    margin-bottom: 2px;
    font-size: 18px;
  }

  .archive-item p {
    margin-top: 4px;
  }

  .empty-state {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .empty-state .text-link {
    grid-column: auto;
  }

  .empty-state .mark {
    margin: 0;
  }

  .article-head {
    padding-top: 36px;
  }

  .article-head h1 {
    font-size: clamp(40px, 11.5vw, 62px);
  }

  .article-standfirst {
    font-size: 20px;
  }

  .article-byline {
    gap: 9px 18px;
  }

  .prose {
    font-size: 17.5px;
    line-height: 1.72;
  }

  .prose > p:first-of-type::first-letter {
    font-size: 3.7em;
  }

  .prose blockquote {
    padding-left: 18px;
    font-size: 21px;
  }

  .article-end {
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
  }

  .footer-top {
    grid-template-columns: minmax(0, 1fr);
    gap: 34px;
  }

  .footer-brand {
    grid-column: auto;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}