:root {
  --paper: #ffffff;
  --ink: #000000;
  --ink-soft: #595959;
  --rule: #e3e3e3;
  --code-bg: #f3f3f3;
  --grotesk: "Schibsted Grotesk", "Helvetica Neue", Arial, sans-serif;
  --serif: "Source Serif 4", "Noto Serif KR", "AppleMyungjo", Georgia, serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --measure: 68ch;
  color-scheme: light;
}

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

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.125rem;
  line-height: 1.65;
}

.wrap {
  width: 100%;
  max-width: 72rem;
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 3rem);
}

a {
  color: inherit;
  text-decoration-line: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:hover {
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 3px;
}

.hero {
  background: var(--day);
  color: var(--day-ink);
  padding-block: clamp(1.75rem, 5vw, 3.5rem) clamp(2.5rem, 7vw, 5rem);
}

.bar {
  background: var(--day);
  color: var(--day-ink);
}

.hero :focus-visible,
.bar :focus-visible {
  outline-color: var(--day-ink);
}

.hero-name {
  margin: 0 0 clamp(3rem, 12vw, 8rem);
  font-family: var(--grotesk);
  font-weight: 500;
  font-size: 1rem;
  line-height: 1.4;
}

.hero-line {
  margin: 0;
  max-width: 21ch;
  font-family: var(--grotesk);
  font-weight: 700;
  font-size: clamp(2.1rem, 5.6vw, 4.25rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.hero-color {
  margin: clamp(1.75rem, 4vw, 2.75rem) 0 0;
  font-family: var(--grotesk);
  font-size: 0.95rem;
  line-height: 1.5;
}

.block {
  padding-top: clamp(2.75rem, 7vw, 4.5rem);
}

.block:last-child {
  padding-bottom: clamp(3rem, 8vw, 5.5rem);
}

.block h2 {
  margin: 0 0 1.75rem;
  font-family: var(--grotesk);
  font-weight: 700;
  font-size: 1.15rem;
  line-height: 1.3;
}

.work {
  display: grid;
  gap: clamp(2.25rem, 5vw, 3.25rem);
  max-width: var(--measure);
  margin: 0;
  padding: 0;
  list-style: none;
}

.work h3 {
  margin: 0 0 0.4rem;
  font-family: var(--grotesk);
  font-weight: 700;
  font-size: clamp(1.45rem, 2.8vw, 1.9rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.work p {
  margin: 0;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.4rem;
  margin: 0;
  font-family: var(--grotesk);
  font-size: 1rem;
  line-height: 1.5;
}

.work .links {
  margin-top: 0.7rem;
}

.contact-lead {
  max-width: var(--measure);
  margin: 0 0 0.6rem;
}

.bar .wrap {
  padding-block: 0.95rem;
}

.bar-home {
  font-family: var(--grotesk);
  font-weight: 500;
  font-size: 1rem;
  text-decoration-line: none;
}

.bar-home:hover {
  text-decoration-line: underline;
}

.prose {
  max-width: var(--measure);
  padding-top: clamp(2.5rem, 7vw, 4.5rem);
}

.prose h1 {
  margin: 0;
  font-family: var(--grotesk);
  font-weight: 700;
  font-size: clamp(2.1rem, 5.2vw, 3.4rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
  overflow-wrap: anywhere;
}

.prose .lede {
  margin: 0.8rem 0 2.75rem;
  color: var(--ink-soft);
  font-size: 1.3rem;
  font-style: italic;
  line-height: 1.45;
}

.prose h2 {
  margin: 3.25rem 0 0.8rem;
  font-family: var(--grotesk);
  font-weight: 700;
  font-size: 1.55rem;
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.prose h3 {
  margin: 2.25rem 0 0.5rem;
  font-family: var(--grotesk);
  font-weight: 700;
  font-size: 1.2rem;
  line-height: 1.3;
}

.prose p,
.prose ul,
.prose ol,
.prose pre,
.prose blockquote {
  margin: 0 0 1.15rem;
}

.prose ul,
.prose ol {
  padding-left: 1.35rem;
}

.prose li + li {
  margin-top: 0.45rem;
}

.prose blockquote {
  margin-inline: 0;
  padding-left: 1.1rem;
  border-left: 2px solid var(--ink);
}

.prose code {
  font-family: var(--mono);
  font-size: 0.85em;
}

.prose pre {
  overflow-x: auto;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  padding: 1rem 1.15rem;
  background: var(--code-bg);
  border-radius: 4px;
  font-size: 0.92rem;
  line-height: 1.55;
}

.prose pre code {
  font-size: inherit;
}

.prose img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 2.25rem 0 0.6rem;
  border: 1px solid var(--rule);
}

.prose img.phone {
  max-width: min(100%, 21rem);
  border-radius: 1.25rem;
}

.prose img.diagram {
  border: 0;
}

.prose p:has(> img) + p > em:only-child {
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.footnote {
  margin-top: 3.5rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
  line-height: 1.55;
}

.footnote hr {
  margin: 0 0 1.25rem;
  border: 0;
  border-top: 1px solid var(--rule);
}

.footnote ol {
  padding-left: 1.35rem;
}

.footnote a {
  overflow-wrap: anywhere;
}

.prose .drafts {
  display: grid;
  gap: 2.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.prose .drafts li + li {
  margin-top: 0;
}

.prose .drafts h2 {
  margin: 0 0 0.35rem;
  font-size: 1.35rem;
}

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

.prose .draft-date,
.prose .empty {
  margin: 0 0 0.25rem;
  color: var(--ink-soft);
  font-family: var(--grotesk);
  font-size: 0.95rem;
}

.back {
  margin: 0;
  padding-block: 2.5rem clamp(3rem, 8vw, 5.5rem);
  font-family: var(--grotesk);
  font-size: 1rem;
}