:root {
  --bg: #f6f1e8;
  --paper: #fffaf0;
  --ink: #191611;
  --muted: #71685c;
  --line: #d8cbb8;
  --accent: #a6461c;
  --accent-2: #245f57;
  --shadow: 0 24px 60px rgba(69, 47, 22, 0.12);
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(166, 70, 28, 0.16), transparent 32rem),
    linear-gradient(135deg, rgba(36, 95, 87, 0.08), transparent 28rem),
    var(--bg);
  color: var(--ink);
  font-family: "Iowan Old Style", "Songti SC", "Noto Serif CJK SC", Georgia, serif;
  line-height: 1.75;
}

a {
  color: var(--accent);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

.shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  padding: 28px 0 18px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  flex-direction: column;
  color: var(--ink);
  font-family: "Avenir Next Condensed", "DIN Condensed", "Noto Sans CJK SC", sans-serif;
  letter-spacing: -0.04em;
  line-height: 0.95;
  text-decoration: none;
  text-transform: uppercase;
}

.brand-name {
  font-size: clamp(28px, 5vw, 54px);
  font-weight: 800;
}

.brand-tagline {
  margin-top: 6px;
  color: var(--muted);
  font-size: clamp(9px, 1vw, 11px);
  font-weight: 500;
  letter-spacing: 0.22em;
  line-height: 1;
}

.nav-links {
  display: flex;
  gap: 16px;
  align-items: center;
  font-family: "Avenir Next", "Noto Sans CJK SC", sans-serif;
  font-size: 14px;
}

.lang-switcher {
  display: inline-flex;
  align-items: center;
  gap: 0;
  margin-left: 6px;
  font-size: 13px;
  letter-spacing: 0.1em;
}

.lang-switcher a {
  color: var(--muted);
  text-decoration: none;
  padding: 0 6px;
}

.lang-switcher a.active {
  color: var(--ink);
  font-weight: 700;
}

.lang-switcher .sep {
  color: var(--line);
  margin: 0 2px;
}

.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 28px;
  padding: 52px 0 42px;
}

.hero-card,
.article-card,
.page-card {
  background: color-mix(in srgb, var(--paper), white 20%);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: clamp(28px, 5vw, 56px);
}

.eyebrow {
  color: var(--accent-2);
  font-family: "Avenir Next", "Noto Sans CJK SC", sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  letter-spacing: -0.03em;
  line-height: 1.18;
}

h1 {
  margin: 14px 0 18px;
  font-size: clamp(40px, 7vw, 88px);
}

.hero p {
  max-width: 650px;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
}

.side-note {
  align-self: end;
  padding: 28px;
  border: 1px dashed var(--accent-2);
  border-radius: 28px;
  color: var(--muted);
  font-size: 16px;
}

.section-title {
  margin: 20px 0;
  font-family: "Avenir Next", "Noto Sans CJK SC", sans-serif;
  font-size: 15px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.article-list {
  display: grid;
  gap: 18px;
  padding-bottom: 64px;
}

.article-card {
  display: block;
  padding: 28px;
  color: var(--ink);
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.article-card:hover {
  box-shadow: 0 28px 80px rgba(69, 47, 22, 0.16);
  transform: translateY(-2px);
}

.article-card h2 {
  margin: 8px 0 10px;
  font-size: clamp(26px, 4vw, 42px);
}

.meta {
  color: var(--muted);
  font-family: "Avenir Next", "Noto Sans CJK SC", sans-serif;
  font-size: 14px;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.tag,
.status {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 10px;
  color: var(--muted);
  font-family: "Avenir Next", "Noto Sans CJK SC", sans-serif;
  font-size: 12px;
}

.status {
  border-color: color-mix(in srgb, var(--accent), white 45%);
  color: var(--accent);
}

.article {
  width: min(820px, calc(100% - 32px));
  margin: 42px auto 80px;
}

.article-header,
.page-card {
  padding: clamp(26px, 5vw, 52px);
}

.article-body,
.page-body {
  margin-top: 24px;
  padding: clamp(26px, 5vw, 52px);
  background: rgba(255, 250, 240, 0.78);
  border: 1px solid var(--line);
  border-radius: 28px;
}

.article-body p,
.article-body li,
.page-body p {
  font-size: 19px;
}

.article-body h2 {
  margin-top: 2.1em;
  font-size: 32px;
}

.notice {
  margin-top: 22px;
  padding: 16px 18px;
  background: rgba(36, 95, 87, 0.08);
  border-left: 4px solid var(--accent-2);
  border-radius: 16px;
  color: var(--muted);
  font-family: "Avenir Next", "Noto Sans CJK SC", sans-serif;
  font-size: 14px;
}

.empty {
  padding: 28px;
  color: var(--muted);
  border: 1px dashed var(--line);
  border-radius: 24px;
}

.site-footer {
  padding: 28px 0 48px;
  color: var(--muted);
  font-family: "Avenir Next", "Noto Sans CJK SC", sans-serif;
  font-size: 13px;
}

@media (max-width: 760px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 24px;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
  }
}