/* 精選文章專用樣式：封面圖、文章摘要與可持續新增的卡片清單。 */
:root {
  --featured-paper: #101712;
  --featured-panel: #162019;
  --featured-line: rgba(214, 184, 94, 0.24);
  --featured-ink: #f4f3ea;
  --featured-muted: #b9c1b8;
  --featured-gold: #e5c35b;
}

.featured-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--featured-line);
  background:
    linear-gradient(108deg, rgba(4, 8, 5, 0.97) 0%, rgba(10, 20, 13, 0.9) 52%, rgba(10, 24, 15, 0.74) 100%),
    url('../images/hero-banner.png') center / cover;
}

.featured-hero::after {
  content: '';
  position: absolute;
  inset: auto -12% -52% 42%;
  height: 19rem;
  border: 1px solid rgba(229, 195, 91, 0.26);
  border-radius: 50%;
  transform: rotate(-18deg);
  pointer-events: none;
}

.featured-hero .article-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 52rem;
}

.featured-hero .article-hero-inner p:not(.section-kicker):not(.breadcrumb) {
  max-width: 46rem;
}

.featured-feed {
  padding: 4.5rem 0 5.5rem;
  background: var(--featured-paper);
}

.featured-feed-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 1.8rem;
}

.featured-feed-head .section-title {
  margin-bottom: 0.55rem;
}

.featured-feed-head p {
  max-width: 42rem;
  color: var(--featured-muted);
  line-height: 1.8;
}

.featured-feed-note {
  max-width: 18rem;
  margin: 0;
  color: var(--featured-gold) !important;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  text-align: right;
}

.featured-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.4rem;
}

.featured-card {
  display: grid;
  grid-template-columns: minmax(10rem, 42%) 1fr;
  min-height: 15rem;
  overflow: hidden;
  border: 1px solid var(--featured-line);
  background: linear-gradient(140deg, rgba(28, 39, 31, 0.92), rgba(14, 21, 16, 0.98));
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.16);
  color: var(--featured-ink);
  text-decoration: none;
  transition: transform 180ms cubic-bezier(0.23, 1, 0.32, 1), border-color 180ms cubic-bezier(0.23, 1, 0.32, 1), box-shadow 180ms cubic-bezier(0.23, 1, 0.32, 1);
}

.featured-card:hover,
.featured-card:focus-visible {
  border-color: rgba(229, 195, 91, 0.74);
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.28);
  color: var(--featured-ink);
  outline: none;
  transform: translateY(-4px);
}

.featured-card:active {
  transform: scale(0.98);
}

.featured-card-media {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: #0a100b;
}

.featured-card-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 42%, rgba(17, 25, 19, 0.92) 100%);
}

.featured-card-media img {
  width: 100%;
  height: 100%;
  min-height: 15rem;
  object-fit: cover;
  filter: saturate(0.84) contrast(1.05);
  transition: transform 360ms cubic-bezier(0.23, 1, 0.32, 1), filter 360ms cubic-bezier(0.23, 1, 0.32, 1);
}

.featured-card:hover .featured-card-media img,
.featured-card:focus-visible .featured-card-media img {
  filter: saturate(1.08) contrast(1.02);
  transform: scale(1.055);
}

.featured-card-body {
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: flex-start;
  padding: 1.5rem 1.45rem 1.35rem;
}

.featured-card-category,
.featured-card-date {
  color: var(--featured-gold);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.featured-card-date {
  margin-left: auto;
  color: #91a291;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.featured-card-meta {
  display: flex;
  width: 100%;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 0.8rem;
}

.featured-card h2 {
  margin: 0 0 0.8rem;
  color: var(--featured-ink);
  font-size: clamp(1.08rem, 1.7vw, 1.45rem);
  line-height: 1.42;
}

.featured-card p {
  margin: 0;
  color: var(--featured-muted);
  font-size: 0.93rem;
  line-height: 1.72;
}

.featured-card-read {
  margin-top: auto;
  padding-top: 1.1rem;
  color: var(--featured-gold);
  font-size: 0.88rem;
  font-weight: 700;
}

.featured-update-strip {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  margin-top: 2rem;
  padding: 1.15rem 1.3rem;
  border-left: 3px solid var(--featured-gold);
  background: rgba(229, 195, 91, 0.07);
  color: var(--featured-muted);
  line-height: 1.7;
}

.featured-update-strip strong {
  color: var(--featured-ink);
}

.featured-article-cover {
  position: relative;
  margin: 1.5rem 0 1.7rem;
  overflow: hidden;
  border: 1px solid var(--featured-line);
  background: #0b110d;
}

.featured-article-cover img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.04);
}

.featured-article-cover figcaption {
  padding: 0.65rem 0.85rem;
  color: #91a291;
  font-size: 0.78rem;
  line-height: 1.5;
}

@media (max-width: 820px) {
  .featured-feed {
    padding: 3.25rem 0 4rem;
  }

  .featured-feed-head {
    display: block;
  }

  .featured-feed-note {
    margin-top: 1rem;
    text-align: left;
  }

  .featured-card-grid {
    grid-template-columns: 1fr;
  }

  .featured-card {
    grid-template-columns: minmax(9rem, 38%) 1fr;
  }
}

@media (max-width: 560px) {
  .featured-card {
    grid-template-columns: 1fr;
  }

  .featured-card-media img {
    min-height: 11rem;
    height: 11rem;
  }

  .featured-card-media::after {
    background: linear-gradient(0deg, rgba(17, 25, 19, 0.92), transparent 62%);
  }

  .featured-card-body {
    padding: 1.2rem;
  }

  .featured-update-strip {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  .featured-card,
  .featured-card-media img {
    transition: none;
  }
}