:root {
  --bg: #f5f5f0;
  --card: #ffffff;
  --ink: #252525;
  --muted: #6b6b64;
  --faint: #8c8c84;
  --line: #e3e3da;
  --accent: #687c68;
  --accent-soft: #eef1ea;
  --radius: 8px;
  --layout: 1120px;
  --article: 740px;
  --pad: clamp(56px, 8vw, 120px);
  --font: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic Medium", "Yu Gothic", "Noto Sans JP", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.9;
  color: var(--ink);
  background: var(--bg);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: #4f5f4f; }
h1, h2, h3 { line-height: 1.35; font-weight: 650; letter-spacing: 0.02em; }

.skip-link {
  position: absolute; left: 12px; top: -40px; background: var(--accent); color: #fff; padding: 8px 12px; z-index: 80;
}
.skip-link:focus { top: 12px; color: #fff; }

.container { width: min(100% - 40px, var(--layout)); margin-inline: auto; }

.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(245, 245, 240, 0.94);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  width: min(100% - 40px, var(--layout));
  margin-inline: auto;
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo {
  color: var(--ink); text-decoration: none; font-weight: 700; font-size: 14px; letter-spacing: 0.06em; margin-right: auto;
}
.logo:hover { color: var(--accent); }
.header-tools { display: flex; align-items: center; gap: 4px; }
.icon-btn {
  width: 44px; height: 44px; display: grid; place-items: center; color: var(--ink); text-decoration: none; border-radius: 6px;
}
.icon-btn:hover { background: var(--accent-soft); color: var(--accent); }
.nav-toggle {
  width: 44px; height: 44px; border: 0; background: transparent; display: flex; flex-direction: column; justify-content: center; gap: 5px; padding: 12px; cursor: pointer;
}
.nav-toggle span { display: block; height: 1.5px; background: var(--ink); }

.site-nav { display: none; }
.site-nav.is-open {
  display: block; position: absolute; left: 0; right: 0; top: 72px;
  background: var(--card); border-bottom: 1px solid var(--line); padding: 8px 20px 16px;
}
.site-nav ul { list-style: none; margin: 0; padding: 0; }
.site-nav a {
  display: block; padding: 14px 8px; color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--line);
}
.site-nav a[aria-current="page"], .site-nav a:hover { color: var(--accent); }

.search-layer {
  position: fixed; inset: 0; background: rgba(37,37,37,.28); z-index: 60; display: grid; align-items: start; justify-items: center; padding: 14vh 16px 16px;
}
.search-layer[hidden] { display: none !important; }
.search-panel {
  width: min(100%, 640px); background: var(--card); border-radius: var(--radius); padding: 20px; border: 1px solid var(--line);
}
.search-panel input {
  width: 100%; font: inherit; font-size: 16px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 6px;
}
.search-results { margin-top: 12px; display: grid; gap: 8px; }
.search-results a {
  display: block; padding: 12px; border-radius: 6px; text-decoration: none; color: var(--ink); background: var(--bg);
}

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; padding: 8px 18px; border-radius: 4px;
  background: var(--accent); color: #fff; text-decoration: none; font-weight: 600; font-size: 14px; letter-spacing: .06em;
  border: 1px solid var(--accent);
}
.btn:hover { background: #556655; color: #fff; }
.btn-ghost { background: transparent; color: var(--accent); }

.hero {
  padding: clamp(48px, 8vw, 100px) 0 clamp(40px, 6vw, 80px);
}
.hero-grid {
  display: grid;
  gap: 36px;
  align-items: center;
}
.hero-kicker {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--accent);
}
.hero-text h1 {
  margin: 0 0 16px;
  font-size: clamp(32px, 7vw, 52px);
  letter-spacing: .04em;
}
.hero-text .lead {
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 17px;
  max-width: 18em;
}
.hero-visual {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.hero-visual img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.section { padding: var(--pad) 0; }
.sec-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px 24px;
  margin-bottom: clamp(28px, 4vw, 48px);
}
.sec-en {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--accent);
}
.sec-ja {
  margin: 0;
  font-size: clamp(22px, 3vw, 28px);
}
.sec-head .more {
  font-size: 14px;
  text-decoration: none;
  color: var(--muted);
}
.sec-head .more:hover { color: var(--accent); }

.featured-panel {
  display: grid;
  gap: 0;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform .25s ease;
}
a.featured-panel:hover { transform: translateY(-3px); color: inherit; }
.featured-visual img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: var(--accent-soft);
}
.featured-text { padding: 28px 24px 32px; }
.featured-text h2 { margin: 8px 0 12px; font-size: clamp(22px, 3vw, 30px); }
.featured-text p { margin: 0; color: var(--muted); }

.cat-grid, .card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.cat-tile, .card {
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--line);
  transition: transform .25s ease;
}
a.cat-tile:hover, a.card:hover {
  transform: translateY(-3px);
  color: inherit;
}
.cat-tile img, .card-thumb img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: var(--accent-soft);
}
.cat-tile div, .card-body { padding: 18px 18px 22px; }
.cat-tile span, .card-cat {
  color: var(--accent);
  font-size: 11px;
  letter-spacing: .16em;
}
.cat-tile p, .card-desc { margin: 8px 0 0; color: var(--muted); font-size: 15px; }
.card-title { margin: 8px 0 0; font-size: 18px; }

.about-band {
  display: grid;
  gap: 32px;
  align-items: center;
}
.about-band img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}
.about-band h1 { margin: 0 0 16px; }
.about-band h2 { margin: 1.6em 0 .5em; font-size: 20px; }
.about-band p { color: var(--muted); margin: 0 0 1em; }
.about-band p:last-child { margin: 0; }

.sns-band { padding: 0 0 var(--pad); }
.sns-band .container {
  border-top: 1px solid var(--line);
  padding-top: 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
}
.sns-band p { margin: 0; color: var(--muted); }

.site-footer {
  border-top: 1px solid var(--line);
  padding: 48px 0 32px;
}
.footer-grid { display: grid; gap: 24px; }
.footer-brand { font-weight: 700; margin: 0; letter-spacing: .04em; }
.footer-tag { margin: 8px 0 0; color: var(--muted); font-size: 14px; }
.footer-nav { display: grid; gap: 10px; }
.footer-nav a { color: var(--muted); text-decoration: none; font-size: 14px; }
.footer-nav a:hover { color: var(--accent); }
.footer-copy { margin: 32px 0 0; padding-top: 20px; border-top: 1px solid var(--line); font-size: 12px; color: var(--faint); }

.page { padding: var(--pad) 0; }
.page h1 { margin: 0 0 20px; font-size: clamp(28px, 5vw, 40px); }
.page-lead { margin: 0 0 40px; color: var(--muted); max-width: 36em; }
.search-field {
  display: grid;
  gap: 8px;
  font-weight: 650;
  font-size: 14px;
}
.search-field input {
  font: inherit;
  font-weight: 400;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--card);
}
.article-page { padding: 40px 0 96px; }
.article-wrap { width: min(100% - 40px, var(--article)); margin-inline: auto; }
.breadcrumb {
  list-style: none; display: flex; flex-wrap: wrap; gap: 6px 8px;
  padding: 0; margin: 0 0 40px; font-size: 13px; color: var(--faint);
}
.breadcrumb a { color: var(--muted); text-decoration: none; }
.kicker {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--accent);
}
.article-cat { margin: 0 0 20px; color: var(--ink); font-size: 14px; }
.article-page h1 { margin: 0 0 20px; font-size: clamp(28px, 6vw, 40px); }
.article-dek { margin: 0 0 20px; color: var(--muted); font-size: 18px; }
.article-dates { margin: 0 0 36px; font-size: 13px; color: var(--faint); }
.pr-notice {
  display: inline-block; margin: 0 0 24px; padding: 6px 10px; font-size: 12px; color: var(--muted);
  background: #efece4; border-radius: 4px;
}
.article-lead { margin: 0 0 36px; }
.article-lead p { font-size: 17px; color: var(--ink); }
.article-hero { margin: 0 0 48px; }
.article-hero img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.article-figure { margin: 2.2em 0; }
.article-figure img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.article-figure.is-narrow { width: 86%; margin-inline: auto; }
.toc {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 24px; margin: 0 0 48px;
}
.toc-label { margin: 0 0 10px; font-size: 12px; letter-spacing: .16em; color: var(--accent); }
.toc ol { margin: 0; padding-left: 1.2em; }
.toc a { color: var(--ink); text-decoration: none; }
.article-body h2 { margin: 2.8em 0 1em; font-size: 24px; }
.article-body h3 { margin: 2em 0 .6em; font-size: 18px; }
.article-body p { margin: 0 0 1.25em; }
.related { margin-top: 80px; }
.related h2 { font-size: 20px; }
.pager { display: grid; grid-template-columns: 1fr; gap: 12px; margin-top: 48px; }
.pager a {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px;
  text-decoration: none; color: var(--muted); font-size: 12px;
}
.pager a span { display: block; margin-top: 6px; color: var(--ink); font-size: 15px; }
.aff-slot { margin: 2em 0; }
.form { display: grid; gap: 14px; margin-top: 20px; }
.form label { display: grid; gap: 6px; font-size: 14px; font-weight: 650; }
.form input, .form textarea, .form select {
  font: inherit; padding: 12px 14px; border: 1px solid var(--line); border-radius: 6px; background: var(--card);
}
.form textarea { min-height: 150px; }
.form button { width: fit-content; cursor: pointer; border: 0; }

.reveal {
  transition: opacity .28s ease, transform .28s ease;
}
html.js .reveal:not(.is-in) {
  opacity: 0;
  transform: translateY(10px);
}
.reveal.is-in { opacity: 1; transform: none; }

@media (min-width: 720px) {
  .nav-toggle { display: none; }
  .site-nav, .site-nav.is-open {
    display: block; position: static; background: transparent; border: 0; padding: 0;
    order: 2; flex: 1; margin-right: auto;
  }
  .header-tools { order: 3; margin-left: 8px; }
  .logo { margin-right: 20px; }
  .site-nav ul { display: flex; gap: 2px; }
  .site-nav a { border: 0; padding: 8px 12px; font-size: 14px; }
  .hero-grid { grid-template-columns: 1fr 1fr; gap: 56px; }
  .hero-visual img { aspect-ratio: 4 / 5; }
  .featured-panel { grid-template-columns: 1.15fr .85fr; }
  .featured-visual img { height: 100%; aspect-ratio: auto; min-height: 320px; }
  .card-grid, .cat-grid { grid-template-columns: 1fr 1fr; gap: 22px; }
  .about-band { grid-template-columns: .9fr 1.1fr; gap: 56px; }
  .footer-grid { grid-template-columns: 1.4fr 1fr; }
  .pager { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1080px) {
  .cat-grid { grid-template-columns: repeat(3, 1fr); }
  .card-grid { grid-template-columns: repeat(3, 1fr); }
  .related .card-grid { grid-template-columns: 1fr 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  a.card:hover, a.cat-tile:hover, a.featured-panel:hover { transform: none; }
  html.js .reveal:not(.is-in),
  .reveal, .reveal.is-in { opacity: 1; transform: none; transition: none; }
}