.blog-hero {
  background: var(--vp-c-bg);
  padding: 5rem 1.5rem 3rem;
  text-align: left;
  margin-bottom: 0.05rem;
  position: relative;
}

.blog-hero .container {
  position: relative;
  z-index: 1;
  max-width: 1400px;
}

.page-title {
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  font-weight: 600;
  color: var(--vp-c-text-1);
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.page-description {
  font-size: 1.125rem;
  color: var(--vp-c-text-2);
  max-width: 900px;
  margin: 0;
  line-height: 1.7;
}

.search-section {
  margin-bottom: 2rem;
}

.search-box {
  position: relative;
  max-width: 500px;
  margin: 0;
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--vp-c-text-2);
}

.search-input {
  width: 100%;
  padding: 0.875rem 1rem 0.875rem 3rem;
  background: var(--vp-c-bg-alt);
  border: 1px solid var(--vp-c-border);
  border-radius: 0.5rem;
  font-size: 1rem;
  color: var(--vp-c-text-1);
  transition: all 0.2s;
}

.search-input:focus {
  outline: none;
  border-color: var(--vp-c-brand-1);
  box-shadow: 0 0 0 3px rgba(34, 140, 244, 0.1);
}

.search-input::placeholder {
  color: var(--vp-c-text-3);
}

.categories-section {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.category-btn {
  padding: 0.625rem 1.25rem;
  border: 1px solid var(--vp-c-border);
  border-radius: 0.5rem;
  background: var(--vp-c-bg);
  color: var(--vp-c-text-2);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  font-size: 0.9375rem;
}

.category-btn:hover {
  border-color: var(--vp-c-brand-1);
  color: var(--vp-c-text-1);
}

.category-btn.active {
  background: rgba(34, 140, 244, 0.12);
  border-color: rgba(34, 140, 244, 0.4);
  color: var(--vp-c-brand-1);
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--vp-c-text-2);
}

.empty-state h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--vp-c-text-1);
  margin-bottom: 0.5rem;
}

@media (max-width: 768px) {
  .posts-grid {
    grid-template-columns: 1fr;
  }
}