@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300..700;1,300..700&family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&family=Lato:ital,wght@0,100;0,300;0,400;0,700;0,900;1,100;1,300;1,400;1,700;1,900&family=Noto+Sans+JP:wght@100..900&family=Noto+Serif+JP:wght@200..900&family=Noto+Serif:ital,wght@0,100..900;1,100..900&family=Oswald:wght@200..700&family=Outfit&family=Quicksand:wght@300..700&family=Roboto:ital,wght@0,100..900;1,100..900&family=Zen+Maru+Gothic:wght@300;400;500;700;900&display=swap');

:root {
  --c-ink:       #1a1a2e;
  --c-ink-soft:  #4a4a6a;
  --c-ink-muted: #8888aa;
  --c-accent:    #ca0b15;
  --c-accent-lt: #fdf0eb;
  --c-border:    #ca0b15;
  --c-bg:        #fafaf8;
  --c-surface:   #ffffff;
  --ff-display:  "Lato", sans-serif;
  --ff-body:     'Inter', sans-serif;
  --radius-sm:   6px;
  --radius-md:   10px;
  --radius-lg:   16px;
  --shadow-card: 0 1px 3px rgba(26,26,46,.06), 0 4px 16px rgba(26,26,46,.06);
  --transition:  .2s ease;
}

#content.blog-single {
  background: var(--c-bg);
  padding: 0 0 80px;
}

#content .row.align-center {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}
#content .large-10.col {
  width: 100%;
  max-width: 100%;
  padding: 0;
}

.single-wrap {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  align-items: start;
  margin-top: 40px;
}

.single-main { min-width: 0; }

.article-inner {
  background: var(--c-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.entry-header {
  padding: 40px 48px 32px;
  border-bottom: 1px solid var(--c-border);
}
.entry-header-text {
  text-align: left !important;
  margin-bottom: 28px;
}

.entry-category {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
  font-size: 0 !important;
}
.entry-category a {
  display: inline-block;
  padding: 4px 12px;
  font-family: var(--ff-body);
  font-size: 11px !important;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  border-radius: 20px;
  text-decoration: none;
  transition: var(--transition);
}
.entry-category a:hover {
  background: var(--c-accent);
  color: #fff !important;
  border-color: var(--c-accent);
}

.entry-title {
  font-family: var(--ff-display) !important;
  font-size: clamp(22px, 3vw, 32px) !important;
  font-weight: 600 !important;
  line-height: 1.3 !important;
  color: var(--c-ink) !important;
  margin-bottom: 16px !important;
}

/* Divider */
.entry-divider.is-divider {
  width: 48px !important;
  height: 3px !important;
  background: var(--c-accent) !important;
  border: none !important;
  border-radius: 2px;
  margin: 12px 0 16px !important;
}

/* Meta */
.entry-meta {
  font-family: var(--ff-body);
  font-size: 13px !important;
  color: var(--c-ink-muted) !important;
  letter-spacing: .02em;
}
.entry-meta a { color: var(--c-ink-soft) !important; text-decoration: none; }
.entry-meta a:hover { color: var(--c-accent) !important; }

.entry-image {
  margin: 0;
  overflow: hidden;
  max-height: 460px;
}
.entry-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}
.entry-image:hover img { transform: scale(1.02); }

.badge.post-date {
  top: 16px !important;
  left: 16px !important;
  right: auto !important;
  background: var(--c-surface) !important;
  border: 1px solid var(--c-border) !important;
  border-radius: var(--radius-sm) !important;
  padding: 8px 12px !important;
  text-align: center;
  box-shadow: var(--shadow-card);
}
.post-date-day {
  font-family: var(--ff-display);
  font-size: 22px !important;
  font-weight: 600;
  color: var(--c-accent) !important;
  display: block;
  line-height: 1;
}
.post-date-month {
  font-family: var(--ff-body);
  font-size: 10px !important;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--c-ink-muted) !important;
}

.entry-content.single-page {
  padding: 40px 48px 48px;
  font-family: var(--ff-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-ink-soft);
}
.entry-content h2 {
  font-family: var(--ff-display) !important;
  font-size: 22px !important;
  font-weight: 600 !important;
  color: var(--c-ink) !important;
  margin: 2.2rem 0 1rem !important;
  padding-top: 2rem;
  position: relative;
}

.entry-content h3 {
  font-family: var(--ff-body) !important;
  font-size: 17px !important;
  font-weight: 600 !important;
  color: var(--c-ink) !important;
  margin: 1.6rem 0 .8rem !important;
}
.entry-content p { margin-bottom: 1.2rem; }
.entry-content a {
  color: var(--c-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: var(--transition);
}
.entry-content a:hover { opacity: .75; }

/* Tables */
.entry-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0 2rem;
  font-size: 14px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 0 0 1px var(--c-border);
}
.entry-content table thead td,
.entry-content table th {
  background: var(--c-ink);
  color: #fff;
  padding: 12px 16px;
  font-family: var(--ff-body);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  text-align: left;
}
.entry-content table tbody tr:nth-child(odd) td  { background: #faf9fc; }
.entry-content table tbody tr:nth-child(even) td { background: var(--c-surface); }
.entry-content table td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--c-border);
  color: var(--c-ink-soft);
  vertical-align: middle;
}
.entry-content table tr:last-child td { border-bottom: none; }

/* Lists */
.entry-content ul,
.entry-content ol {
  padding-left: 0;
  margin-bottom: 1.2rem;
  list-style: none;
}
.entry-content ul li,
.entry-content ol li {
  padding: 6px 0 6px 24px;
  position: relative;
  color: var(--c-ink-soft);
}
.entry-content ul li::before {
  content: '';
  position: absolute;
  left: 0; top: 14px;
  width: 6px; height: 6px;
  background: var(--c-accent);
  border-radius: 50%;
}
.entry-content ol { counter-reset: ol-counter; }
.entry-content ol li { counter-increment: ol-counter; }
.entry-content ol li::before {
  content: counter(ol-counter);
  position: absolute;
  left: 0; top: 6px;
  width: 16px; height: 16px;
  background: var(--c-accent-lt);
  color: var(--c-accent);
  font-size: 11px; font-weight: 700;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}

/* Figures */
.entry-content figure {
  margin: 1.5rem 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.entry-content figure img { width: 100%; height: auto; display: block; }
.entry-content figcaption {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--c-ink-muted);
  background: var(--c-bg);
  font-style: italic;
}

.blog-share { padding: 0 48px 32px; }
.blog-share .is-divider { background: var(--c-border) !important; margin: 0 0 20px !important; }

.entry-author.author-box {
  padding: 28px 48px;
  border-top: 1px solid var(--c-border);
  background: var(--c-bg);
}
.entry-author .blog-author-image img {
  width: 56px !important; height: 56px !important;
  border-radius: 50% !important;
  border: 2px solid var(--c-border);
}
.author-name {
  font-family: var(--ff-body) !important;
  font-size: 14px !important; font-weight: 600 !important;
  color: var(--c-ink) !important;
  letter-spacing: .04em; margin-bottom: 4px !important;
}
.author-desc { font-size: 13px !important; color: var(--c-ink-muted) !important; }

#nav-below { margin: 0; border-top: 1px solid var(--c-border); }
.navigation-post .flex-row { padding: 20px 48px; gap: 16px; }
.navigation-post a {
  font-family: var(--ff-body);
  font-size: 14px; font-weight: 500;
  color: var(--c-ink-soft) !important;
  text-decoration: none;
  transition: var(--transition);
  display: flex; align-items: center; gap: 6px;
}
.navigation-post a:hover { color: var(--c-accent) !important; }

#comments.comments-area {
  border-top: 1px solid var(--c-border);
}

.single-sidebar {
  position: sticky;
  top: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.toc-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.toc-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--c-border);
  background: var(--c-accent);
}
.toc-card-title {
  font-family: var(--ff-body);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--c-bg);
  margin: 0;
}

/* Toggle button */
.toc-toggle-btn {
  width: 24px; height: 24px;
  display: flex; align-items: center; justify-content: center;
  background: none;
  border: 1px solid var(--c-border);
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px; line-height: 1;
  color: var(--c-ink-muted);
  transition: var(--transition);
}
.toc-toggle-btn:hover {
  background: var(--c-border);
  color: var(--c-ink);
}

/* TOC nav */
.toc-nav {
  overflow: hidden;
  max-height: 600px;
  transition: max-height .3s ease, opacity .3s ease;
  opacity: 1;
}
.toc-nav.is-hidden {
  max-height: 0 !important;
  opacity: 0;
}

/* TOC list */
#toc-list {
  list-style: none;
  padding: 8px 0;
  margin: 0;
}
#toc-list li { margin: 0; }

#toc-list li a {
  display: block;
  padding: 7px 20px;
  font-family: var(--ff-body);
  font-size: 13px;
  font-weight: 400;
  color: var(--c-ink-soft);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  line-height: 1.45;
}
#toc-list li a:hover {
  color: var(--c-ink);
  background: #e3f2fd;
  border-left-color: rgba(200,82,42,.3);
}
#toc-list li a.is-active {
  color: var(--c-accent);
	background: #e3f2fd;
  border-left-color: var(--c-accent);
  font-weight: 500;
}

#toc-list li.toc-h3 a {
  padding-left: 34px;
  font-size: 12px;
  color: var(--c-ink-muted);
}
#toc-list li.toc-h3 a.is-active {
  color: var(--c-accent);
  background: var(--c-accent-lt);
  border-left-color: var(--c-accent);
}

.related-section { margin-top: 48px; }
.related-section-heading {
  display: flex; align-items: center; gap: 16px;
  margin-bottom: 24px;
}
.related-section-title {
  font-family: var(--ff-display) !important;
  font-size: 20px !important; font-weight: 600 !important;
  color: var(--c-ink) !important;
  white-space: nowrap; margin: 0 !important;
}
.related-section-line { flex: 1; height: 1px; background: var(--c-border); }

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.related-card {
  background: var(--c-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}
.related-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(26,26,46,.1);
}
.related-card-link { text-decoration: none; display: block; }
.related-card-thumb {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--c-bg);
}
.related-card-thumb img,
.related-card-img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  transition: transform .4s ease;
}
.related-card:hover .related-card-img { transform: scale(1.05); }
.related-card-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: var(--c-accent-lt);
}
.related-card-placeholder span {
  font-family: var(--ff-display);
  font-size: 32px; font-weight: 600;
  color: var(--c-accent);
}
.related-card-body { padding: 16px 20px 20px; }
.related-card-date {
  font-family: var(--ff-body);
  font-size: 11px; font-weight: 600;
  letter-spacing: .06em; text-transform: uppercase;
  color: var(--c-accent); display: block; margin-bottom: 8px;
}
.related-card-title {
  font-family: var(--ff-display) !important;
  font-size: 15px !important; font-weight: 600 !important;
  color: var(--c-ink) !important; line-height: 1.4 !important;
  margin: 0 0 8px !important;
  display: -webkit-box;
  -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.related-card-excerpt {
  font-family: var(--ff-body);
  font-size: 13px; color: var(--c-ink-muted); line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  margin: 0;
}

@media (max-width: 1024px) {
  .single-wrap { grid-template-columns: 1fr 260px; gap: 28px; }
}
@media (max-width: 860px) {
  .single-wrap { grid-template-columns: 1fr; }
  .single-sidebar { position: static; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .entry-header,
  .entry-content.single-page,
  .blog-share,
  .entry-author.author-box,
  .navigation-post .flex-row { padding-left: 28px; padding-right: 28px; }
}
@media (max-width: 540px) {
  .related-grid { grid-template-columns: 1fr; }
  .entry-header,
  .entry-content.single-page,
  .blog-share,
  .entry-author.author-box,
  .navigation-post .flex-row { padding-left: 20px; padding-right: 20px; }
}