/* ============================================================
   Blog styles  (dark theme, body-home 前提)
   listing = blog/index.html / article = blog/posts/*.html
   ============================================================ */

/* ---------- listing ---------- */
.blog-list {
  padding: 40px 64px 120px;
}
.blog-list-inner {
  max-width: 1320px;
  margin: 0 auto;
}
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.blog-empty {
  grid-column: 1 / -1;
  color: var(--home-ink-3);
  font-size: 15px;
  letter-spacing: 0.04em;
  padding: 60px 0;
  text-align: center;
}

.blog-card {
  display: flex;
  flex-direction: column;
  background: var(--home-bg-card);
  border: 1px solid var(--home-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 0.5s var(--ease-out-expo),
    border-color 0.4s ease, box-shadow 0.5s var(--ease-out-expo);
}
.blog-card:hover {
  transform: translateY(-6px);
  border-color: var(--home-line-strong);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}
.blog-card-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--home-bg-card-alt);
}
.blog-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-out-expo);
}
.blog-card:hover .blog-card-thumb img {
  transform: scale(1.05);
}
.blog-card-thumb--empty {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1f2454 0%, #12163a 100%);
}
.blog-card-thumb--empty span {
  font-family: var(--font-brand);
  font-size: 22px;
  color: var(--home-ink-3);
  letter-spacing: 0.04em;
}
.blog-card-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 24px 28px;
  flex: 1;
}
.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.blog-card-cat {
  font-family: var(--font-body-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--home-accent-2);
  background: rgba(163, 136, 255, 0.14);
  padding: 5px 10px;
  border-radius: 999px;
}
.blog-card-date {
  font-family: var(--font-body-en);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--home-ink-3);
}
.blog-card-title {
  font-family: var(--font-body-jp);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--home-ink);
  letter-spacing: 0.01em;
}
.blog-card-desc {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--home-ink-2);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.blog-card-more {
  margin-top: auto;
  padding-top: 6px;
  font-family: var(--font-body-en);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--home-accent-2);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.blog-card-more span {
  transition: transform 0.4s var(--ease-out-expo);
}
.blog-card:hover .blog-card-more span {
  transform: translateX(4px);
}

/* ---------- article ---------- */
.article {
  /* 上余白は固定ヘッダー（top:14px + 高さ約64px）を避けるため広めに確保 */
  padding: 128px 24px 120px;
}
.article-inner {
  max-width: 760px;
  margin: 0 auto;
}
.article-head {
  padding-bottom: 36px;
  margin-bottom: 44px;
  border-bottom: 1px solid var(--home-line);
}
.article-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body-en);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--home-ink-3);
  text-decoration: none;
  margin-bottom: 28px;
  transition: color 0.3s ease;
}
.article-back:hover {
  color: var(--home-accent-2);
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}
.article-title {
  font-family: var(--font-body-jp);
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: 0.01em;
  color: var(--home-ink);
}
.article-lead {
  margin-top: 20px;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--home-ink-2);
}

/* body typography */
.article-body {
  font-family: var(--font-body-jp);
  color: var(--home-ink-2);
  font-size: 16px;
  line-height: 2;
  letter-spacing: 0.01em;
}
.article-body > * + * {
  margin-top: 1.4em;
}
.article-body h2 {
  font-size: clamp(21px, 3vw, 27px);
  font-weight: 800;
  line-height: 1.45;
  color: var(--home-ink);
  margin-top: 2.4em;
  padding-top: 1.2em;
  padding-left: 18px;
  border-top: 1px solid var(--home-line);
  position: relative;
}
.article-body h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: calc(1.2em + 0.1em);
  width: 4px;
  height: 1.1em;
  border-radius: 2px;
  background: var(--home-accent);
}
.article-body h3 {
  font-size: 19px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--home-ink);
  margin-top: 1.9em;
}
.article-body h4 {
  font-size: 16.5px;
  font-weight: 700;
  color: var(--home-accent-2);
  margin-top: 1.6em;
}
.article-body p {
  color: var(--home-ink-2);
}
.article-body a {
  color: var(--home-accent-2);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.article-body strong {
  color: var(--home-ink);
  font-weight: 700;
}
.article-body ul,
.article-body ol {
  padding-left: 1.4em;
}
.article-body li {
  margin-top: 0.5em;
}
.article-body li::marker {
  color: var(--home-accent);
}
.article-body img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--home-line);
  margin: 2em 0 0.6em;
  display: block;
}
.article-body figure {
  margin-top: 2em;
}
/* 縦型（ポートレート）画像は幅を抑えて中央寄せ */
.article-body figure.figure--portrait img {
  max-width: 360px;
  margin-left: auto;
  margin-right: auto;
}
/* POV等の縦型ショットを並べるギャラリー */
.article-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin: 2em 0 0;
}
.article-gallery--2 {
  grid-template-columns: repeat(2, 1fr);
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}
.article-gallery img {
  width: 100%;
  height: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  margin: 0;
  border-radius: var(--radius-sm);
}
.article-gallery + figcaption {
  font-size: 12.5px;
  color: var(--home-ink-3);
  text-align: center;
  margin-top: 0.6em;
}
.article-body figcaption {
  font-size: 12.5px;
  color: var(--home-ink-3);
  text-align: center;
  margin-top: 0.6em;
}
/* 比較表など（横スクロール可能なラッパー） */
.article-table {
  margin: 2em 0 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--home-line);
  border-radius: var(--radius-sm);
}
.article-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.7;
  min-width: 520px;
}
.article-table th,
.article-table td {
  padding: 12px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--home-line);
}
.article-table thead th {
  background: var(--home-bg-card-alt);
  color: var(--home-ink);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.article-table tbody tr:last-child td {
  border-bottom: none;
}
.article-table tbody td:first-child {
  color: var(--home-ink);
  font-weight: 600;
  white-space: nowrap;
}
.article-table tbody td {
  color: var(--home-ink-2);
}
/* 最終列（POV側）を強調 */
.article-table th:last-child,
.article-table td:last-child {
  background: rgba(163, 136, 255, 0.06);
}

.article-body blockquote {
  margin: 2em 0;
  padding: 24px 26px;
  background: var(--home-bg-card);
  border: 1px solid var(--home-line);
  border-left: 4px solid var(--home-accent);
  border-radius: var(--radius-sm);
  font-size: 15px;
  line-height: 1.9;
  color: var(--home-ink-2);
}
.article-body blockquote strong {
  color: var(--home-ink);
}
.article-body hr {
  border: none;
  border-top: 1px solid var(--home-line);
  margin: 3em 0;
}

/* CTA box */
.article-cta {
  margin-top: 3.2em;
  padding: 40px 36px;
  text-align: center;
  background: linear-gradient(135deg, #1f2454 0%, #12163a 100%);
  border: 1px solid var(--home-line-strong);
  border-radius: var(--radius-lg);
}
.article-cta-title {
  font-family: var(--font-body-jp);
  font-size: 19px;
  font-weight: 700;
  color: var(--home-ink);
  margin-bottom: 12px;
}
.article-cta-desc {
  font-size: 14px;
  line-height: 1.8;
  color: var(--home-ink-2);
  margin-bottom: 24px;
}

/* ---------- responsive ---------- */
@media (max-width: 1024px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .blog-list,
  .home-page-hero {
    padding-left: 40px;
    padding-right: 40px;
  }
}
@media (max-width: 640px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }
  .blog-list {
    padding: 28px 20px 90px;
  }
  .home-page-hero {
    padding: 130px 20px 56px;
  }
  .article {
    padding: 104px 20px 90px;
  }
}