* { box-sizing: border-box; }
:root {
  --ink: #0a0910;
  --ink-2: #13111b;
  --gold: #c9a961;
  --gold-hi: #ecdcae;
  --text: #e8e2d3;
  --muted: #a39b86;
  --line: rgba(201, 169, 97, .28);
  --line-soft: rgba(201, 169, 97, .14);
  --aether: #9fc4d6;
  --mincho: "Hiragino Mincho ProN", "Yu Mincho", YuMincho, "Noto Serif JP", "Noto Serif CJK JP", serif;
  --display: Didot, "Bodoni 72", "Bodoni MT", "Hoefler Text", Garamond, "Times New Roman", var(--mincho);
  --body: "Hoefler Text", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, var(--mincho);
}
html { color-scheme: dark; background: var(--ink); }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(900px 520px at 50% -80px, rgba(96, 82, 160, .22), transparent 70%),
    radial-gradient(700px 500px at 100% 100%, rgba(201, 169, 97, .06), transparent 70%),
    var(--ink);
  color: var(--text);
  font: 16px/1.9 var(--body);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--gold-hi); text-decoration-color: var(--line); text-underline-offset: 4px; transition: color .2s, text-decoration-color .2s; }
a:hover { color: #fff; text-decoration-color: var(--gold); }
a:focus-visible { outline: 1px solid var(--gold); outline-offset: 4px; }
p { margin: 12px 0; }

/* Header */
.site-header {
  width: 100%;
  max-width: 1040px;
  margin: 0 auto;
  padding: 22px 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 24px;
  border-bottom: 1px solid var(--line-soft);
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--text); }
.brand img { width: 34px; height: 34px; }
.brand span { font-family: var(--display); font-size: 13px; letter-spacing: .26em; text-transform: uppercase; line-height: 1.4; }
.site-header nav { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 26px; }
.site-header nav a {
  font-family: var(--display);
  font-size: 13px;
  letter-spacing: .22em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--muted);
  padding: 6px 0;
  border-bottom: 1px solid transparent;
}
.site-header nav a:hover { color: var(--gold-hi); }
.site-header nav a[aria-current="page"] { color: var(--gold-hi); border-bottom-color: var(--gold); }
.site-header nav a.lang { letter-spacing: .1em; text-transform: none; padding-left: 22px; border-left: 1px solid var(--line); }

main { flex: 1; width: 100%; max-width: 880px; margin: 0 auto; padding: 0 24px 80px; }

/* Home hero */
.hero { text-align: center; padding: 56px 0 24px; }
.hero .emblem { display: block; width: min(74vw, 360px); height: auto; margin: 0 auto 36px; filter: drop-shadow(0 0 28px rgba(201, 169, 97, .18)); }
.kicker { margin: 0; font-family: var(--display); font-size: 12px; letter-spacing: .34em; text-transform: uppercase; color: var(--gold); }
.hero h1 { word-break: keep-all; margin: 14px 0 0; font-family: var(--mincho); font-weight: 500; font-size: clamp(26px, 5.6vw, 44px); line-height: 1.5; letter-spacing: .1em; color: #f6f0df; }
.hero h1:lang(en) { font-family: var(--display); letter-spacing: .04em; }
.hero .tagline { margin: 26px 0 0; font-family: var(--mincho); font-size: clamp(18px, 3.4vw, 24px); letter-spacing: .22em; color: var(--gold-hi); }
.hero .tagline:lang(en) { font-family: var(--display); font-style: italic; letter-spacing: .06em; }
.hero .lead { max-width: 34em; margin: 16px auto 0; color: var(--muted); font-size: 15px; }
.actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; margin-top: 34px; }
.btn {
  display: inline-block;
  min-width: 168px;
  padding: 11px 26px;
  border: 1px solid var(--gold);
  font-family: var(--display);
  font-size: 13px;
  letter-spacing: .24em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--gold-hi);
  transition: background .25s, color .25s;
}
.btn:hover, .btn.solid { background: var(--gold); color: var(--ink); }
.btn.solid:hover { background: var(--gold-hi); color: var(--ink); }

/* Ornamental divider */
.rule { display: flex; align-items: center; gap: 16px; margin: 64px auto 0; max-width: 420px; }
.rule::before, .rule::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, transparent, var(--line)); }
.rule::after { transform: scaleX(-1); }
.rule i { width: 7px; height: 7px; border: 1px solid var(--gold); transform: rotate(45deg); }

/* Sections */
.page-head { text-align: center; padding: 64px 0 8px; }
.page-head h1 { margin: 12px 0 0; font-family: var(--mincho); font-weight: 500; font-size: clamp(26px, 5vw, 38px); letter-spacing: .14em; color: #f6f0df; }
.page-head h1:lang(en) { font-family: var(--display); letter-spacing: .05em; }
.page-head .lead { color: var(--muted); font-size: 15px; margin: 14px auto 0; max-width: 34em; }
section { margin-top: 56px; }
h2 {
  margin: 0 0 22px;
  font-family: var(--mincho);
  font-weight: 500;
  font-size: 20px;
  letter-spacing: .16em;
  color: var(--gold-hi);
  display: flex;
  align-items: center;
  gap: 16px;
}
h2:lang(en) { font-family: var(--display); letter-spacing: .08em; font-size: 22px; }
h2::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, var(--line), transparent); }

/* Cards */
.grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 18px; }
.card {
  position: relative;
  margin: 0;
  padding: 26px 26px 24px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, rgba(255, 255, 255, .035), rgba(255, 255, 255, 0) 60%), var(--ink-2);
  transition: border-color .25s;
}
.card:hover { border-color: var(--line); }
.card::before, .card::after { content: ""; position: absolute; width: 14px; height: 14px; border: solid var(--gold); pointer-events: none; }
.card::before { top: -1px; left: -1px; border-width: 1px 0 0 1px; }
.card::after { bottom: -1px; right: -1px; border-width: 0 1px 1px 0; }
.card .num { margin: 0 0 8px; font-family: var(--display); font-size: 26px; line-height: 1; color: var(--gold); }
.card .tag { margin: 0 0 10px; font-family: var(--display); font-size: 11px; letter-spacing: .28em; text-transform: uppercase; color: var(--aether); }
.card h3 { margin: 0 0 8px; font-family: var(--mincho); font-weight: 500; font-size: 18px; line-height: 1.6; letter-spacing: .06em; }
.card h3:lang(en) { font-family: var(--display); font-size: 20px; letter-spacing: .02em; }
.card h3 a { text-decoration: none; color: #f6f0df; }
.card h3 a::after { content: " →"; color: var(--gold); }
.card h3 a:hover { color: var(--gold-hi); }
.card p { margin: 0; color: var(--muted); font-size: 14.5px; line-height: 1.8; }
.card p.sub { margin-top: 12px; font-size: 13.5px; }
.more { text-align: center; margin-top: 30px; }

/* Definition table (About) */
.facts { margin: 0; border-top: 1px solid var(--line-soft); }
.facts div { display: flex; gap: 20px; padding: 14px 4px; border-bottom: 1px solid var(--line-soft); }
.facts dt { flex: 0 0 10em; color: var(--gold); font-size: 14px; letter-spacing: .12em; }
.facts dd { margin: 0; overflow-wrap: anywhere; }
.facts dd small { display: block; color: var(--muted); font-size: 13px; letter-spacing: .08em; }

/* Footer */
.site-footer { border-top: 1px solid var(--line-soft); background: rgba(0, 0, 0, .25); }
.site-footer .copy { max-width: 880px; margin: 0 auto; padding: 26px 24px 30px; text-align: center; color: var(--muted); font-family: var(--display); letter-spacing: .12em; font-size: 12px; }

@media (max-width: 560px) {
  .site-header { justify-content: center; }
  .site-header nav { justify-content: center; gap: 4px 18px; }
  .site-header nav a.lang { padding-left: 16px; }
  .hero { padding-top: 40px; }
  .facts div { flex-direction: column; gap: 2px; }
  .facts dt { flex: none; }
}