:root {
  --ink: #16232a;
  --paper: #f2efe8;
  --signal: #eb5b38;
  --soft-blue: #c9dce2;
  --line: rgba(22, 35, 42, 0.24);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Pretendard Variable", Pretendard, "Noto Sans KR", "Apple SD Gothic Neo", sans-serif;
}
a { color: inherit; text-decoration: none; }
code { font-family: "SFMono-Regular", Consolas, monospace; font-size: .88em; }

.site-header {
  min-height: 104px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px clamp(24px, 5vw, 76px);
  border-bottom: 1px solid var(--line);
}
.wordmark { display: flex; flex-direction: column; font-size: 15px; font-weight: 800; line-height: 1.05; letter-spacing: -.03em; }
nav { display: flex; gap: clamp(18px, 3vw, 42px); font-family: Georgia, serif; font-size: 16px; font-style: italic; }
nav a, .back-link { padding-block: 8px; border-bottom: 1px solid transparent; }
nav a:hover, nav a:focus-visible, .back-link:hover, .back-link:focus-visible { border-color: var(--signal); outline: none; }
nav a[aria-current="page"] { border-color: var(--signal); }

.hero { min-height: 690px; display: grid; grid-template-columns: minmax(90px, .36fr) minmax(420px, 1.7fr) minmax(260px, .94fr); border-bottom: 1px solid var(--line); }
.edition { display: flex; align-items: center; justify-content: space-between; writing-mode: vertical-rl; transform: rotate(180deg); padding: 54px 28px; border-right: 1px solid var(--line); background: var(--signal); color: #fff9f2; font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.hero-copy { display: flex; flex-direction: column; justify-content: center; padding: 70px clamp(36px, 7vw, 120px); }
.eyebrow { margin: 0 0 28px; font-size: 11px; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
.hero h1 { margin: 0; font-size: clamp(72px, 9vw, 148px); font-weight: 800; line-height: .9; letter-spacing: -.08em; }
.hero h1 em { font-family: Georgia, serif; font-weight: 400; color: var(--signal); }
.hero-description { max-width: 570px; margin: 44px 0 0; font-size: 17px; line-height: 1.85; word-break: keep-all; }
.hero-index { align-self: end; padding: 0 44px 58px 0; }
.index-row { display: grid; grid-template-columns: 42px 1fr; gap: 16px; align-items: baseline; padding: 16px 0; border-top: 1px solid var(--line); }
.index-row span, .theme-number { font-family: Georgia, serif; font-size: 13px; font-style: italic; color: var(--signal); }
.index-row strong { font-size: 15px; }

.theme-section, .project-section, .content-section { display: grid; grid-template-columns: minmax(180px, .6fr) minmax(0, 2.4fr); }
.section-label { padding: 64px clamp(24px, 4vw, 64px); border-right: 1px solid var(--line); }
.section-label span { font-family: Georgia, serif; font-size: 42px; font-style: italic; color: var(--signal); }
.section-label p { margin: 10px 0 0; font-size: 11px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.theme-list { padding: 22px clamp(28px, 6vw, 96px); }
.theme-item { display: grid; grid-template-columns: 70px minmax(180px, .8fr) minmax(260px, 1fr); gap: 28px; align-items: center; min-height: 164px; border-bottom: 1px solid var(--line); }
.theme-item:last-child { border-bottom: 0; }
.theme-item h2 { margin: 0; font-size: clamp(24px, 3vw, 40px); letter-spacing: -.05em; }
.theme-item p { margin: 0; font-size: 15px; line-height: 1.8; word-break: keep-all; }

.content-section { min-height: 500px; background: var(--ink); color: var(--paper); }
.dark-label { border-color: rgba(242,239,232,.25); }
.content-body { display: flex; flex-direction: column; justify-content: center; padding: 70px clamp(36px, 8vw, 132px); }
.empty-note { display: flex; flex-direction: column; justify-content: center; }
.empty-kicker { margin: 0 0 24px; color: var(--soft-blue); font-size: 11px; font-weight: 800; letter-spacing: .18em; }
.empty-note h2, .content-heading { max-width: 780px; margin: 0; font-size: clamp(38px, 6vw, 78px); line-height: 1.1; letter-spacing: -.06em; word-break: keep-all; }
.empty-note > p:last-child { max-width: 620px; margin: 34px 0 0; color: #c9d0d3; font-size: 15px; line-height: 1.8; }
.post-list { margin-top: 44px; border-top: 1px solid rgba(242,239,232,.25); }
.post-row { display: grid; grid-template-columns: 120px minmax(180px,.8fr) minmax(260px,1fr); gap: 24px; padding: 24px 0; border-bottom: 1px solid rgba(242,239,232,.25); }
.post-row span { color: var(--soft-blue); font-family: Georgia, serif; font-style: italic; }
.post-row p { margin: 0; color: #c9d0d3; }

.project-section { border-bottom: 1px solid var(--line); }
.project-copy { padding: 90px clamp(36px, 8vw, 132px) 110px; background: var(--soft-blue); }
.project-copy h2 { margin: 0; max-width: 880px; font-size: clamp(44px, 7vw, 90px); line-height: 1.05; letter-spacing: -.07em; word-break: keep-all; }
.project-copy > p:last-child { max-width: 680px; margin: 42px 0 0; font-size: 16px; line-height: 1.85; word-break: keep-all; }
.project-list { margin-top: 54px; border-top: 1px solid var(--line); }
.project-list a { display: grid; grid-template-columns: 120px minmax(180px,.8fr) minmax(260px,1fr); gap: 24px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.project-list p { margin: 0; }

.portal-section { display: grid; grid-template-columns: minmax(180px, .6fr) minmax(0, 2.4fr); border-bottom: 1px solid var(--line); }
.portal-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.portal-entry { min-height: 430px; display: flex; flex-direction: column; padding: 56px clamp(26px, 4vw, 62px); border-right: 1px solid var(--line); }
.portal-entry:last-child { border-right: 0; }
.portal-entry > span { color: var(--signal); font-family: Georgia, serif; font-size: 12px; font-style: italic; }
.portal-entry h2 { margin: 48px 0 22px; font-size: clamp(30px, 3.4vw, 50px); line-height: 1.08; letter-spacing: -.055em; word-break: keep-all; }
.portal-entry p { margin: 0; font-size: 15px; line-height: 1.8; word-break: keep-all; }
.portal-entry strong { width: fit-content; margin-top: auto; padding-top: 34px; border-bottom: 1px solid var(--signal); font-family: Georgia, serif; font-size: 14px; font-style: italic; }
.portal-entry:hover, .portal-entry:focus-visible { background: var(--soft-blue); outline: none; }

.archive-page { min-height: calc(100vh - 104px); }
.archive-hero { min-height: 520px; display: grid; grid-template-columns: minmax(180px, .6fr) minmax(0, 2.4fr); border-bottom: 1px solid var(--line); }
.archive-number { display: flex; align-items: flex-start; justify-content: center; padding: 72px 24px; border-right: 1px solid var(--line); color: var(--signal); font-family: Georgia, serif; font-size: clamp(64px, 8vw, 126px); font-style: italic; }
.archive-hero > div:last-child { display: flex; flex-direction: column; justify-content: center; padding: 84px clamp(36px, 9vw, 150px); }
.archive-hero h1 { max-width: 980px; margin: 0; font-size: clamp(58px, 8vw, 116px); line-height: .98; letter-spacing: -.075em; word-break: keep-all; }
.archive-hero > div:last-child > p:last-child { max-width: 680px; margin: 38px 0 0; font-size: 17px; line-height: 1.85; word-break: keep-all; }
.projects-page .archive-hero { background: var(--soft-blue); }
.about-page .archive-hero { background: var(--ink); color: var(--paper); }
.about-page .archive-number { border-color: rgba(242,239,232,.25); }

.archive-index, .about-ledger { display: grid; grid-template-columns: minmax(260px, .78fr) minmax(0, 2.22fr); border-bottom: 1px solid var(--line); }
.archive-index-heading { padding: 64px clamp(28px, 5vw, 72px); border-right: 1px solid var(--line); }
.archive-index-heading span { color: var(--signal); font-family: Georgia, serif; font-size: 14px; font-style: italic; }
.archive-index-heading h2 { margin: 18px 0 0; font-size: clamp(32px, 4vw, 56px); letter-spacing: -.055em; }
.archive-entry-list { min-width: 0; }
.archive-entry { display: grid; grid-template-columns: minmax(130px,.55fr) minmax(200px,.9fr) minmax(260px,1.25fr) 30px; gap: 28px; align-items: center; min-height: 150px; padding: 28px clamp(28px, 5vw, 74px); border-bottom: 1px solid var(--line); }
.archive-entry:last-child { border-bottom: 0; }
.archive-entry:hover, .archive-entry:focus-visible { background: var(--soft-blue); outline: none; }
.archive-entry-meta { display: flex; flex-direction: column; gap: 8px; color: var(--signal); font-family: Georgia, serif; font-size: 12px; font-style: italic; }
.archive-entry h3 { margin: 0; font-size: clamp(22px, 2.2vw, 34px); letter-spacing: -.04em; word-break: keep-all; }
.archive-entry p { margin: 0; font-size: 14px; line-height: 1.75; word-break: keep-all; }
.archive-entry > strong { color: var(--signal); font-family: Georgia, serif; font-size: 23px; font-weight: 400; }
.archive-empty { min-height: 390px; display: flex; flex-direction: column; justify-content: center; padding: 70px clamp(36px, 8vw, 120px); }
.archive-empty p { margin: 0 0 24px; color: var(--signal); font-size: 11px; font-weight: 800; letter-spacing: .17em; }
.archive-empty h3 { max-width: 760px; margin: 0; font-size: clamp(38px, 5vw, 68px); line-height: 1.12; letter-spacing: -.055em; word-break: keep-all; }

.about-topic-list article { display: grid; grid-template-columns: 64px minmax(180px,.8fr) minmax(260px,1fr); gap: 26px; align-items: center; min-height: 164px; padding: 26px clamp(28px, 5vw, 74px); border-bottom: 1px solid var(--line); }
.about-topic-list article:last-child { border-bottom: 0; }
.about-topic-list article > span { color: var(--signal); font-family: Georgia, serif; font-size: 14px; font-style: italic; }
.about-topic-list h3 { margin: 0; font-size: clamp(26px, 3vw, 42px); letter-spacing: -.05em; }
.about-topic-list p { margin: 0; font-size: 15px; line-height: 1.8; word-break: keep-all; }
.about-principles { display: grid; grid-template-columns: minmax(320px, 1fr) minmax(420px, 1fr); background: var(--soft-blue); }
.about-principles > div { padding: 90px clamp(36px, 7vw, 110px); border-right: 1px solid var(--line); }
.about-principles h2 { max-width: 720px; margin: 0; font-size: clamp(42px, 6vw, 80px); line-height: 1.06; letter-spacing: -.065em; word-break: keep-all; }
.about-principles ul { margin: 0; padding: 56px clamp(30px, 6vw, 88px); list-style: none; }
.about-principles li { display: grid; grid-template-columns: 54px 1fr; gap: 18px; padding: 24px 0; border-bottom: 1px solid var(--line); font-size: 15px; line-height: 1.7; }
.about-principles li span { color: var(--signal); font-family: Georgia, serif; font-style: italic; }

footer { display: flex; justify-content: space-between; gap: 20px; padding: 34px clamp(24px, 5vw, 76px); font-size: 10px; font-weight: 800; letter-spacing: .16em; }
footer p { margin: 0; }

.article-header { min-height: 86px; }
.article-shell { min-height: calc(100vh - 86px); display: grid; grid-template-columns: 92px minmax(0, 1fr); }
.article-rail { display: flex; align-items: center; justify-content: space-between; writing-mode: vertical-rl; transform: rotate(180deg); padding: 48px 28px; background: var(--signal); color: #fff9f2; font-size: 10px; font-weight: 800; letter-spacing: .16em; }
.project-article .article-rail { background: var(--soft-blue); color: var(--ink); }
.prose { width: min(820px, calc(100% - 64px)); margin: 0 auto; padding: 100px 0 140px; }
.prose > h1 { margin: 0; font-size: clamp(50px, 7vw, 88px); line-height: 1.04; letter-spacing: -.065em; word-break: keep-all; }
.article-summary { margin: 36px 0 0; font-family: Georgia, "Noto Serif KR", serif; font-size: 22px; line-height: 1.7; word-break: keep-all; }
.article-meta { display: flex; gap: 24px; margin: 40px 0 72px; padding: 18px 0; border-block: 1px solid var(--line); font-size: 12px; font-weight: 700; letter-spacing: .08em; }
.article-content { font-size: 17px; line-height: 1.9; word-break: keep-all; }
.article-content h1:first-child { display: none; }
.article-content h2 { margin: 72px 0 20px; font-size: 32px; letter-spacing: -.04em; }
.article-content h3 { margin: 44px 0 16px; font-size: 23px; }
.article-content p { margin: 0 0 24px; }
.article-content pre { overflow-x: auto; padding: 24px; background: var(--ink); color: var(--paper); }
.article-content blockquote { margin: 32px 0; padding: 4px 0 4px 24px; border-left: 4px solid var(--signal); font-family: Georgia, serif; font-size: 20px; }
.article-content img { max-width: 100%; height: auto; }

.error-page { min-height: calc(100vh - 86px); display: flex; flex-direction: column; justify-content: center; padding: 72px clamp(26px, 12vw, 180px); }
.error-page h1 { max-width: 900px; margin: 0; font-size: clamp(52px, 9vw, 120px); line-height: .95; letter-spacing: -.07em; word-break: keep-all; }
.error-page > p:not(.eyebrow) { margin: 32px 0 0; font-size: 17px; }
.text-link { width: fit-content; margin-top: 38px; padding-bottom: 6px; border-bottom: 1px solid var(--signal); font-family: Georgia, serif; font-style: italic; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 58px 1fr; }
  .edition { padding: 38px 18px; }
  .hero-index { grid-column: 2; padding: 0 32px 42px; }
  .theme-item { grid-template-columns: 42px 1fr; padding: 28px 0; }
  .theme-item p { grid-column: 2; }
  .post-row, .project-list a { grid-template-columns: 100px 1fr; }
  .post-row p, .project-list p { grid-column: 2; }
  .portal-list { grid-template-columns: 1fr; }
  .portal-entry { min-height: 320px; border-right: 0; border-bottom: 1px solid var(--line); }
  .portal-entry:last-child { border-bottom: 0; }
  .archive-entry { grid-template-columns: 120px 1fr 28px; }
  .archive-entry p { grid-column: 2; }
  .archive-entry > strong { grid-column: 3; grid-row: 1 / span 2; }
  .about-topic-list article { grid-template-columns: 46px 1fr; }
  .about-topic-list p { grid-column: 2; }
  .about-principles { grid-template-columns: 1fr; }
  .about-principles > div { border-right: 0; border-bottom: 1px solid var(--line); }
}

@media (max-width: 650px) {
  .site-header { min-height: 86px; align-items: flex-start; }
  nav { gap: 13px; font-size: 14px; }
  .hero { min-height: 610px; grid-template-columns: 22px 1fr; }
  .edition { padding: 24px 4px; }
  .edition span { display: none; }
  .hero-copy { padding: 64px 26px 46px; }
  .hero h1 { font-size: clamp(64px, 22vw, 94px); }
  .hero-description { margin-top: 34px; font-size: 15px; }
  .hero-index { padding: 0 26px 36px; }
  .theme-section, .content-section, .project-section { display: block; }
  .portal-section, .archive-hero, .archive-index, .about-ledger { display: block; }
  .section-label { padding: 34px 26px 20px; border-right: 0; }
  .section-label span { font-size: 28px; }
  .theme-list { padding: 0 26px 28px; }
  .theme-item { grid-template-columns: 32px 1fr; gap: 12px; }
  .content-body, .project-copy { padding: 64px 26px 78px; }
  .empty-note h2 { font-size: 44px; }
  .project-copy h2 { font-size: 48px; }
  .post-row, .project-list a { grid-template-columns: 1fr; gap: 8px; }
  .post-row p, .project-list p { grid-column: 1; }
  .portal-entry { min-height: 290px; padding: 44px 26px; }
  .portal-entry h2 { margin-top: 34px; font-size: 38px; }
  .archive-number { display: none; }
  .archive-hero { min-height: 480px; }
  .archive-hero > div:last-child { min-height: 480px; padding: 68px 26px; }
  .archive-hero h1 { font-size: 58px; }
  .archive-hero > div:last-child > p:last-child { font-size: 15px; }
  .archive-index-heading { padding: 42px 26px 26px; border-right: 0; border-bottom: 1px solid var(--line); }
  .archive-entry { display: grid; grid-template-columns: 1fr 26px; gap: 16px; min-height: 0; padding: 30px 26px; }
  .archive-entry-meta, .archive-entry h3, .archive-entry p { grid-column: 1; }
  .archive-entry > strong { grid-column: 2; grid-row: 1 / span 3; }
  .archive-entry h3 { font-size: 28px; }
  .archive-empty { min-height: 330px; padding: 58px 26px; }
  .archive-empty h3 { font-size: 42px; }
  .about-topic-list article { grid-template-columns: 34px 1fr; gap: 12px; padding: 28px 26px; }
  .about-principles > div, .about-principles ul { padding: 58px 26px; }
  .about-principles h2 { font-size: 46px; }
  .article-shell { grid-template-columns: 22px 1fr; }
  .article-rail { padding: 24px 4px; }
  .article-rail span { display: none; }
  .prose { width: calc(100% - 48px); padding: 64px 0 90px; }
  .prose > h1 { font-size: 48px; }
  .article-summary { font-size: 19px; }
  footer { flex-direction: column; }
}

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