@import url('https://fonts.googleapis.com/css2?family=Shippori+Mincho:wght@400;500;600&family=Zen+Kaku+Gothic+New:wght@300;400;500&display=swap');

:root {
  --bg: #faf8f4;
  --bg-card: #ffffff;
  --ink: #2b2926;
  --ink-soft: #6b6560;
  --line: #e4ded4;
  --accent: #9c8b6f;
  --max-width: 720px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Zen Kaku Gothic New', -apple-system, "Hiragino Kaku Gothic ProN", sans-serif;
  font-weight: 300;
  line-height: 1.9;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--line); transition: border-color 0.2s; }
a:hover { border-color: var(--ink); }

header.site-header {
  padding: 64px 24px 40px;
  text-align: center;
  border-bottom: 1px solid var(--line);
}

header.site-header .site-title {
  font-family: 'Shippori Mincho', serif;
  font-size: 1.9rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  margin: 0 0 10px;
}

header.site-header .site-title a { border-bottom: none; }

header.site-header .site-tagline {
  color: var(--ink-soft);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  margin: 0;
}

nav.site-nav {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin-top: 22px;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
}
nav.site-nav a { border-bottom: none; color: var(--ink-soft); }
nav.site-nav a:hover { color: var(--ink); }

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 56px 24px 100px;
}

/* Article list (index) */
.article-list { list-style: none; padding: 0; margin: 0; }
.article-list li {
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
}
.article-list li:first-child { padding-top: 0; }

.article-list a.card-link {
  display: flex;
  gap: 24px;
  align-items: center;
  border-bottom: none;
}

.article-list .thumb {
  flex: 0 0 128px;
  width: 128px;
  height: 128px;
  border-radius: 4px;
  overflow: hidden;
  background: var(--line);
}
.article-list .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.article-list .card-body { flex: 1; min-width: 0; }

.article-list .category {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 8px;
  display: block;
}

.article-list h2 {
  font-family: 'Shippori Mincho', serif;
  font-weight: 500;
  font-size: 1.1rem;
  line-height: 1.55;
  margin: 0 0 10px;
  color: var(--ink);
}
.article-list a.card-link:hover h2 { color: var(--accent); }

.article-list time {
  font-size: 0.78rem;
  color: var(--ink-soft);
  letter-spacing: 0.05em;
}

@media (max-width: 480px) {
  .article-list .thumb { flex-basis: 88px; width: 88px; height: 88px; }
  .article-list h2 { font-size: 1rem; }
}

/* Article page */
article.post {
  font-size: 1rem;
}

article.post .hero {
  margin: 0 0 32px;
  border-radius: 4px;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  background: var(--line);
}
article.post .hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

article.post .post-category {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  display: block;
  margin-bottom: 14px;
}

article.post h1 {
  font-family: 'Shippori Mincho', serif;
  font-weight: 500;
  font-size: 1.7rem;
  line-height: 1.6;
  margin: 0 0 16px;
}

article.post time.post-date {
  display: block;
  font-size: 0.8rem;
  color: var(--ink-soft);
  margin-bottom: 40px;
  letter-spacing: 0.05em;
}

article.post p { margin: 0 0 28px; }

article.post figure {
  margin: 40px 0;
  border-radius: 4px;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  background: var(--line);
}
article.post figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
article.post figcaption {
  font-size: 0.78rem;
  color: var(--ink-soft);
  text-align: center;
  margin-top: 10px;
}

article.post hr {
  border: none;
  border-top: 1px solid var(--line);
  width: 60px;
  margin: 48px auto;
}

article.post blockquote {
  margin: 36px 0;
  padding: 24px 28px;
  background: var(--bg-card);
  border-left: 2px solid var(--accent);
  font-size: 0.95rem;
  color: var(--ink-soft);
}
article.post blockquote p { margin: 0; }

/* Affiliate link cards */
.msmaflink-wrap {
  margin: 32px 0;
  padding: 16px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 4px;
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.mail-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  border-bottom: 1px solid var(--ink);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  transition: background 0.2s, color 0.2s;
}
.mail-button:hover {
  background: var(--ink);
  color: var(--bg);
}

.post-nav {
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
  text-align: center;
}
.post-nav a { font-size: 0.85rem; }

footer.site-footer {
  text-align: center;
  padding: 40px 24px 64px;
  font-size: 0.75rem;
  color: var(--ink-soft);
  letter-spacing: 0.05em;
}

@media (max-width: 480px) {
  header.site-header { padding: 48px 20px 32px; }
  main { padding: 40px 20px 80px; }
  article.post h1 { font-size: 1.4rem; }
}