:root {
  color-scheme: light;
  --bg: #f7f4ed;
  --surface: #fffdf8;
  --ink: #1d1b18;
  --muted: #706a60;
  --line: #ded6c8;
  --accent: #0f6b5f;
  --accent-strong: #164a8b;
  --warm: #ad5b2a;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  color: var(--ink);
  font-family: ui-serif, "Iowan Old Style", "Palatino Linotype", "Noto Serif TC", "Source Han Serif TC", serif;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-decoration-color: color-mix(in srgb, currentColor 30%, transparent);
  text-underline-offset: 0.18em;
}

img,
iframe,
video {
  max-width: 100%;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  color: var(--surface);
  background: var(--ink);
  font: 700 0.78rem ui-sans-serif, system-ui, sans-serif;
}

.brand-name {
  font-size: 1.05rem;
  font-weight: 700;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 16px;
  color: var(--muted);
  font: 600 0.9rem ui-sans-serif, system-ui, sans-serif;
}

.site-nav a {
  text-decoration: none;
}

main {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.home-hero {
  min-height: clamp(320px, 43vh, 520px);
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.home-hero div,
.page-heading {
  max-width: 780px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--warm);
  font: 700 0.78rem ui-sans-serif, system-ui, sans-serif;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.25;
  letter-spacing: 0;
}

h1 {
  margin: 0;
  font-size: clamp(2.35rem, 9vw, 5.8rem);
}

.lede {
  max-width: 720px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(1.1rem, 2.4vw, 1.45rem);
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 56px;
  padding: 56px 0 72px;
}

.post-row {
  border-bottom: 1px solid var(--line);
}

.post-row a {
  display: block;
  padding: 26px 0;
  text-decoration: none;
}

.post-row time,
.side-list time,
.compact-list time,
.archive-list time,
.article-meta {
  color: var(--muted);
  font: 600 0.84rem ui-sans-serif, system-ui, sans-serif;
}

.post-row h2 {
  margin: 8px 0 8px;
  font-size: clamp(1.35rem, 2.3vw, 2rem);
}

.post-row p {
  margin: 0;
  color: var(--muted);
}

.side-list {
  position: sticky;
  top: 24px;
  align-self: start;
  padding-top: 28px;
}

.side-list h2 {
  margin: 0 0 18px;
  font: 700 1rem ui-sans-serif, system-ui, sans-serif;
}

.side-list a,
.compact-list a,
.archive-list a {
  display: grid;
  gap: 3px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}

.side-list span,
.compact-list span,
.archive-list span {
  font-weight: 700;
  line-height: 1.5;
}

.page-heading {
  padding: 64px 0 32px;
}

.page-heading h1 {
  font-size: clamp(2.15rem, 6vw, 4.2rem);
}

.archive-list,
.compact-list {
  padding-bottom: 72px;
}

.year-group {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
  gap: 24px;
  border-top: 1px solid var(--line);
}

.year-group h2 {
  margin: 20px 0 0;
  color: var(--accent);
}

.article-shell {
  max-width: 820px;
  margin: 0 auto;
  padding: 64px 0 88px;
}

.article-header {
  margin-bottom: 42px;
}

.article-header h1 {
  font-size: clamp(2.1rem, 6vw, 4.6rem);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 18px;
}

.hero-image {
  display: block;
  width: 100%;
  margin-top: 28px;
  border-radius: 8px;
}

.article-content {
  font-size: 1.12rem;
}

.article-content h2 {
  margin-top: 2.2em;
  font-size: 1.7rem;
}

.article-content h3 {
  margin-top: 2em;
  font-size: 1.28rem;
}

.article-content p,
.article-content ul,
.article-content ol,
.article-content blockquote,
.article-content figure {
  margin: 1.15em 0;
}

.article-content blockquote {
  padding-left: 22px;
  border-left: 4px solid var(--accent);
  color: #3f3a33;
}

.article-content img {
  display: block;
  height: auto;
  margin: 1.8rem auto;
  border-radius: 8px;
}

.article-content iframe {
  display: block;
  width: 100%;
  min-height: 380px;
  margin: 1.8rem 0;
  border: 0;
}

.article-content table {
  display: block;
  width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
}

.article-content th,
.article-content td {
  padding: 10px 12px;
  border: 1px solid var(--line);
}

.taxonomy-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.taxonomy-footer a {
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--accent-strong);
  font: 700 0.82rem ui-sans-serif, system-ui, sans-serif;
  text-decoration: none;
}

.site-footer {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 48px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font: 600 0.86rem ui-sans-serif, system-ui, sans-serif;
}

@media (max-width: 820px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .content-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    padding-top: 28px;
  }

  .side-list {
    position: static;
    padding-top: 0;
  }

  .year-group {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .article-shell {
    padding-top: 42px;
  }

  .article-content {
    font-size: 1.04rem;
  }
}