/* Articles and Library styling */
.hero {
  padding: 5.7rem 0 4.3rem;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.06;
  letter-spacing: -0.07em;
}

.hero h1 em {
  font-family: Georgia, serif;
  font-weight: 400;
}

.hero > p:last-child {
  max-width: 510px;
  margin: 1.3rem 0 0;
  color: var(--text-secondary);
  font-size: 1.05rem;
}

/* Landing Page Hero Actions */
.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

/* Features Grid */
.features-section {
  padding: 4rem 0;
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}

.features-section h2 {
  font-size: 1.8rem;
  letter-spacing: -0.04em;
  margin-bottom: 2rem;
  text-align: center;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  padding: 1.5rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 4px 14px rgba(23, 33, 31, 0.02);
}

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.6rem;
  letter-spacing: -0.02em;
}

.feature-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

/* Library filters */
.filters {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr auto;
  gap: 0.7rem;
  padding: 1rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  margin-bottom: 2rem;
}

.filters input,
.filters select {
  width: 100%;
  height: 44px;
  padding: 0 0.8rem;
  color: var(--text-primary);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 0.87rem;
}

.filters input:focus,
.filters select:focus {
  outline: 2px solid #9fc8b0;
  border-color: var(--accent);
}

.search-field {
  position: relative;
}

.search-field::before {
  content: "⌕";
  position: absolute;
  left: 0.8rem;
  top: 0.54rem;
  color: var(--text-secondary);
  font-size: 1.25rem;
  z-index: 1;
  line-height: 1;
}

.search-field input {
  padding-left: 2.2rem;
}

/* Results information */
.results-heading {
  display: flex;
  justify-content: space-between;
  margin: 2.5rem 0 1rem;
  color: var(--text-secondary);
  font-size: 0.86rem;
  font-weight: 700;
}

/* Grid of article cards */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.article-card {
  display: flex;
  flex-direction: column;
  min-height: 230px;
  padding: 1.45rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 4px 14px rgba(23, 33, 31, 0.03);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.article-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(23, 33, 31, 0.06);
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  color: var(--text-secondary);
  font-size: 0.76rem;
  margin-bottom: 0.75rem;
}

.card-meta a {
  color: var(--accent);
  font-weight: 800;
}

.article-card h2 {
  margin: 0 0 1rem 0;
  font-size: 1.22rem;
  letter-spacing: -0.04em;
  line-height: 1.35;
}

.article-card h2 a:hover {
  color: var(--accent);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.tag {
  padding: 0.16rem 0.48rem;
  color: #436b57;
  background-color: var(--accent-soft);
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 700;
}

.tag:hover {
  background-color: #dcece1;
}

.text-link {
  margin-top: auto;
  padding-top: 1.2rem;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.text-link:hover {
  color: var(--accent-hover);
}

/* Pagination container */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin: 3.5rem 0;
  color: var(--text-secondary);
  font-size: 0.86rem;
  font-weight: 600;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  max-width: 570px;
  margin: 3rem auto;
}

.empty-state h2 {
  margin-bottom: 0.5rem;
  letter-spacing: -0.04em;
}

.empty-state p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

@media (max-width: 900px) {
  .filters {
    grid-template-columns: 1fr 1fr;
  }
  .search-field {
    grid-column: span 2;
  }
  .article-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .filters {
    grid-template-columns: 1fr;
  }
  .search-field {
    grid-column: auto;
  }
  .article-grid {
    grid-template-columns: 1fr;
  }
  .hero h1 {
    font-size: 2.2rem;
  }
  .hero-actions {
    flex-direction: column;
    gap: 0.75rem;
  }
}