:root {
  --bg: #f6f7f9;
  --card: #fff;
  --line: #e5e7eb;
  --text: #111827;
  --muted: #6b7280;
  --accent: #0f766e;
  --tab-active: #0f766e;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header, .site-footer, .site-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 1.25rem;
}
.site-header {
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: var(--card);
}
.logo { font-weight: 700; color: var(--text); font-size: 1.15rem; }
.site-title { margin: 0.5rem 0 0.25rem; font-size: 1.75rem; }
.home-intro { color: var(--muted); margin-bottom: 1.25rem; }

.hero {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.25rem;
}
.hero-media {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1rem;
  padding: 0.85rem;
  align-items: stretch;
}
@media (max-width: 800px) {
  .hero-media { grid-template-columns: 1fr; }
}
.hero-media-img {
  display: block;
  border-radius: 10px;
  overflow: hidden;
  min-height: 180px;
}
.hero-media-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  vertical-align: middle;
}
.hero-media-body { padding: 0.5rem 0.75rem 0.5rem 0.25rem; }
.hero-cta { font-weight: 600; }
.kicker {
  margin: 0 0 0.35rem;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}
.hero-title { margin: 0 0 0.5rem; font-size: 1.35rem; }
.hero-summary { margin: 0 0 0.75rem; color: var(--muted); }
.thumb {
  flex: 0 0 auto;
  width: 96px;
  height: 64px;
  border-radius: 6px;
  overflow: hidden;
  background: #e5e7eb;
}
.thumb img, .card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.card-img {
  display: block;
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 0.5rem;
  aspect-ratio: 16 / 7;
  background: #e5e7eb;
}
.module-list.plain.media .thumb { width: 72px; height: 48px; }

.home-tabs {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.tab-list {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--line);
  background: #fafafa;
}
.tab-btn {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 0.85rem 1.25rem;
  font: inherit;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.is-active {
  color: var(--tab-active);
  border-bottom-color: var(--tab-active);
  background: var(--card);
}

.tab-panel { display: none; padding: 1rem 1.25rem 1.25rem; }
.tab-panel.is-active { display: block; }

.module-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
}
.module {
  grid-column: span 4;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.85rem 1rem;
  background: #fff;
  min-width: 0;
}
.module:first-child { grid-column: span 8; }
@media (max-width: 900px) {
  .module, .module:first-child { grid-column: span 12; }
}

.module-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.5rem;
}
.module-title { margin: 0; font-size: 1.05rem; }
.module-more { font-size: 0.85rem; white-space: nowrap; }

.module-list { list-style: none; margin: 0; padding: 0; }
.module-list.ranked li,
.module-list.plain li {
  display: flex;
  gap: 0.65rem;
  padding: 0.55rem 0;
  border-bottom: 1px dashed var(--line);
}
.module-list li:last-child { border-bottom: 0; }
.rank {
  flex: 0 0 1.5rem;
  font-weight: 700;
  color: var(--accent);
}
.item-title { font-weight: 600; color: var(--text); }
.item-summary { margin: 0.25rem 0 0; font-size: 0.9rem; color: var(--muted); }
.item-meta { margin: 0.25rem 0 0; font-size: 0.8rem; color: var(--muted); }
.tag {
  display: inline-block;
  margin-right: 0.4rem;
  padding: 0.05rem 0.4rem;
  border-radius: 999px;
  background: #ecfdf5;
  color: var(--accent);
}
.module-list.plain time { margin-left: auto; font-size: 0.8rem; color: var(--muted); }

.module-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}
.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
  background: #fafafa;
}
.card p { margin: 0.35rem 0 0; font-size: 0.9rem; color: var(--muted); }
.card time { font-size: 0.8rem; color: var(--muted); }

.module-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.module-links a {
  display: inline-block;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fafafa;
  color: var(--text);
  font-size: 0.9rem;
}

.home-meta { color: var(--muted); margin-top: 1rem; }

/* 首页栏目区块（zh/default home.html） */
.home-channel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1rem 1.25rem 1.25rem;
  margin-bottom: 1.25rem;
}
.home-channel .home-channel {
  border: 0;
  border-top: 1px dashed var(--line);
  border-radius: 0;
  padding: 1rem 0 0;
  margin: 1rem 0 0;
}
.home-channel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}
.home-channel-title { margin: 0; font-size: 1.3rem; }
.home-channel--l2 > .home-channel-head { border-left: 4px solid var(--accent); padding-left: 0.6rem; }
.home-channel .home-channel .home-channel-title { font-size: 1.1rem; }

/* 栏目列表页（zh/default page/channel-list.html） */
.list-intro img { max-width: 100%; height: auto; border-radius: 8px; }
.list-page > .module-grid { margin: 1rem 0 1.5rem; }
.sub-channels { margin: 1.5rem 0; }
.sub-channels-title { font-size: 1.15rem; margin: 0 0 0.75rem; }
.sub-channel {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.85rem 1rem;
  margin-bottom: 1rem;
  background: #fff;
}
.sub-channel .home-channel-title { font-size: 1.05rem; }
.sub-channel-empty { margin: 0; color: var(--muted); font-size: 0.9rem; }
.pager {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-top: 1.25rem;
  font-size: 0.92rem;
}
.pager a {
  padding: 0.35rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fafafa;
}
.pager span { color: var(--muted); }

.crumb { font-size: 0.9rem; color: var(--muted); }
.list-page {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
}
.article {
  background: var(--card);
  border: 0;
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  box-shadow: none;
}
.article h1 { margin: 0.35rem 0 0.5rem; font-size: 1.75rem; }
.article-meta { color: var(--muted); font-size: 0.9rem; }
.article-cover {
  margin: 1rem -1.5rem; /* 贴齐卡片左右，避免「框中套框」 */
  border: 0;
  border-radius: 0;
  overflow: hidden;
  background: transparent;
}
.article-cover img {
  width: 100%;
  height: auto;
  display: block;
  border: 0;
  outline: 0;
  box-shadow: none;
  border-radius: 0;
}
.article-body { font-size: 1.05rem; }
.article-body img {
  max-width: 100%;
  height: auto;
  border: 0;
  outline: 0;
  box-shadow: none;
  border-radius: 8px;
}
.back { margin-top: 1.5rem; }
.list-intro { color: var(--muted); }
.subnav { padding-left: 1.2rem; }
.post-grid {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}
.post-card {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  color: var(--text);
  padding-bottom: 0.75rem;
}
.post-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  background: #e5e7eb;
}
.post-card strong { padding: 0 0.75rem; font-size: 0.95rem; }
.post-card span { padding: 0 0.75rem; font-size: 0.8rem; color: var(--muted); }

.site-header {
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  justify-content: space-between;
}
.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.9rem;
  align-items: center;
  font-size: 0.92rem;
}
.site-nav a {
  color: var(--text);
  font-weight: 500;
}
.site-nav a:hover { color: var(--accent); }
.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.site-nav--footer {
  font-size: 0.85rem;
}
.site-nav--footer a { color: var(--muted); }

/* —— 语言模板示意 —— */
.layout-badge {
  display: inline-block;
  margin: 0 0 0.75rem;
  padding: 0.2rem 0.55rem;
  font-size: 0.72rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  color: #92400e;
  background: #fef3c7;
  border: 1px solid #fcd34d;
  border-radius: 999px;
}

/* EN: magazine */
.home-magazine .magazine-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 1.25rem;
  align-items: start;
}
@media (max-width: 900px) {
  .home-magazine .magazine-grid { grid-template-columns: 1fr; }
}
.magazine-rail {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.85rem 1rem;
}
.rail-title {
  margin: 0 0 0.75rem;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}
.lang-en {
  --accent: #1d4ed8;
  --tab-active: #1d4ed8;
}
.lang-en .site-header { border-bottom-width: 3px; border-bottom-color: var(--accent); }
.site-title--en { letter-spacing: -0.02em; }

/* JA: compact newspaper stack */
.home-compact .compact-hero {
  background: var(--card);
  border-left: 4px solid var(--accent);
  border-radius: 0 10px 10px 0;
  padding: 1rem 1.25rem;
  margin-bottom: 1.25rem;
}
.compact-section { margin-bottom: 1.5rem; }
.compact-section-title {
  margin: 0 0 0.75rem;
  padding-bottom: 0.35rem;
  font-size: 1.05rem;
  border-bottom: 2px solid var(--text);
}
.compact-stack {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.lang-ja {
  --accent: #b91c1c;
  --tab-active: #b91c1c;
}
.lang-ja .site-header { background: #fffaf8; }
.site-title--ja { font-feature-settings: "palt"; }