* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
}

a { color: inherit; }

.concept-switcher {
  position: sticky;
  top: 0;
  z-index: 10;
  padding: .8rem 1.5rem;
  background: #0c0c0c;
  border-bottom: 1px solid rgba(255,255,255,.12);
  font-family: -apple-system, "Helvetica Neue", Arial, sans-serif;
}

.back-link {
  color: #b3b3b3;
  text-decoration: none;
  font-size: .85rem;
}
.back-link:hover { color: #f5f5f1; }

.concept-panel { padding-bottom: 4rem; }

.masthead { text-align: center; padding: 2.5rem 1.5rem 1.5rem; }
.masthead h1 { margin: 0 0 .4rem; }
.masthead p { margin: 0; }

.news-empty { text-align: center; padding: 2rem; opacity: .7; }

.news-footer {
  max-width: 760px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 0;
  text-align: center;
}
.news-footer a { text-decoration: none; font-weight: 700; }

body.theme-list { background: #141414; color: #f5f5f1; font-family: Georgia, "Times New Roman", serif; }

.masthead-list h1 { font-size: 2.4rem; letter-spacing: .01em; }
.masthead-list p { color: #9a9a9a; font-family: -apple-system, "Helvetica Neue", Arial, sans-serif; }

.news-list { max-width: 720px; margin: 0 auto; padding: 0 1.5rem; }

.news-item {
  display: flex;
  gap: 1.1rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid rgba(255,255,255,.12);
  text-decoration: none;
  color: inherit;
}
.news-item:last-child { border-bottom: 0; }

.news-item-thumb {
  flex: 0 0 auto;
  width: 110px;
  height: 110px;
  border-radius: 6px;
  background-size: cover;
  background-position: center;
  background-color: #262626;
}
.news-item-thumb-empty { background: linear-gradient(135deg, #333, #1a1a1a); }

.news-item-body { min-width: 0; }

.news-item-meta {
  display: flex;
  gap: .6rem;
  align-items: center;
  font-family: -apple-system, "Helvetica Neue", Arial, sans-serif;
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: #e50914;
  margin-bottom: .35rem;
}
.news-item-meta .news-date { color: #8a8a8a; }

.news-item-headline { font-size: 1.2rem; margin: 0 0 .35rem; line-height: 1.3; }

.news-item-excerpt {
  font-family: -apple-system, "Helvetica Neue", Arial, sans-serif;
  font-size: .88rem;
  color: #b3b3b3;
  line-height: 1.5;
  margin: 0 0 .45rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-readmore {
  font-family: -apple-system, "Helvetica Neue", Arial, sans-serif;
  font-size: .78rem;
  font-weight: 700;
  color: #f5f5f1;
}

.theme-list .news-footer a { color: #e50914; }

@media (max-width: 720px) {
  .masthead h1 { font-size: 1.9rem; }
  .news-item { flex-direction: column; }
  .news-item-thumb { width: 100%; height: 180px; }
}