/* Blog page styles */

/* Screen reader only utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Blog Hero */
.blog-hero {
  padding: var(--spacing-48) 0;
}

.blog-hero__container {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.blog-hero__text {
  width: 50%;
  min-width: 0;
}

.blog-hero__heading {
  margin-bottom: var(--spacing-16);
}

.blog-hero__divider {
  width: 60px;
  height: 2px;
  background-color: var(--color-accent);
  margin-bottom: var(--spacing-24);
  position: relative;
}

.blog-hero__divider::after {
  content: '';
  position: absolute;
  top: -4px;
  left: 0;
  width: 100%;
  height: 10px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 60 10'%3E%3Cpath d='M0 5 Q15 0 30 5 T60 5' fill='none' stroke='%23C87D55' stroke-width='1'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: contain;
}

.blog-hero__lead {
  max-width: 55ch;
  margin-bottom: 0;
}

/* Featured Articles */
.featured-articles {
  padding: var(--spacing-48) 0;
}

.featured-articles__heading {
  margin-bottom: var(--spacing-32);
}

.featured-articles__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--spacing-32);
}

.featured-card {
  background: var(--color-background);
  border: 1px solid var(--color-borderSubtle);
  border-radius: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s ease;
  min-width: 0;
}

.featured-card:hover {
  border-color: var(--color-accent);
}

.featured-card__image-wrapper {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.featured-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.featured-card__content {
  padding: var(--spacing-24);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-8);
  flex: 1;
}

.featured-card__title {
  font-size: var(--h3-size);
  line-height: var(--h3-line-height);
  margin-bottom: 0;
}

.featured-card__title a {
  color: var(--color-textPrimary);
  text-decoration: none;
}

.featured-card__title a:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

.featured-card__excerpt {
  font-size: var(--body-size);
  line-height: var(--line-height-body);
  max-width: 65ch;
  margin-bottom: 0;
}

.featured-card__link {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 400;
  align-self: flex-start;
  margin-top: auto;
}

.featured-card__link:hover {
  text-decoration: underline;
}

/* Category Filter */
.category-filter {
  padding: var(--spacing-24) 0;
}

.category-filter__divider {
  border-top: 1px solid var(--color-borderSubtle);
  margin: var(--spacing-16) 0;
  position: relative;
}

.category-filter__divider::after {
  content: '';
  position: absolute;
  top: -5px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 10px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 40 10'%3E%3Cpath d='M0 5 Q10 0 20 5 T40 5' fill='none' stroke='%23C87D55' stroke-width='1'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: contain;
}

.category-filter__bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--spacing-16);
  padding: var(--spacing-8) 0;
}

.category-filter__link {
  background: none;
  border: none;
  padding: var(--spacing-4) var(--spacing-8);
  font-family: var(--font-body);
  font-size: var(--body-size);
  color: var(--color-textPrimary);
  cursor: pointer;
  transition: color 0.2s ease;
  text-decoration: none;
  position: relative;
}

.category-filter__link:hover {
  color: var(--color-accent);
}

.category-filter__link--active {
  color: var(--color-accent);
  text-decoration: underline;
}

/* Article Grid */
.article-grid-section {
  padding: var(--spacing-48) 0;
}

.article-grid-section__heading {
  margin-bottom: var(--spacing-32);
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--spacing-32);
  margin-bottom: var(--spacing-32);
}

.article-card {
  background: var(--color-background);
  border: 1px solid var(--color-borderSubtle);
  border-radius: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s ease;
  min-width: 0;
}

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

.article-card__image-wrapper {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.article-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.article-card__content {
  padding: var(--spacing-16);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
  flex: 1;
}

.article-card__date {
  font-size: var(--small-size);
  color: var(--color-textPrimary);
  opacity: 0.7;
}

.article-card__category {
  font-size: var(--small-size);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.article-card__title {
  font-size: var(--h4-size);
  line-height: var(--h4-line-height);
  margin-bottom: 0;
}

.article-card__title a {
  color: var(--color-textPrimary);
  text-decoration: none;
}

.article-card__title a:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

.article-card__excerpt {
  font-size: var(--body-size);
  line-height: var(--line-height-body);
  max-width: 65ch;
  margin-bottom: 0;
}

.article-card__link {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 400;
  align-self: flex-start;
  margin-top: auto;
}

.article-card__link:hover {
  text-decoration: underline;
}

.article-grid-section__load-more {
  display: block;
  margin: 0 auto;
}

/* Newsletter */
.newsletter {
  background-color: var(--color-surface);
  padding: var(--spacing-48) 0;
}

.newsletter__container {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.newsletter__divider {
  width: 60px;
  height: 2px;
  background-color: var(--color-accent);
  margin: 0 auto var(--spacing-24);
  position: relative;
}

.newsletter__divider::after {
  content: '';
  position: absolute;
  top: -4px;
  left: 0;
  width: 100%;
  height: 10px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 60 10'%3E%3Cpath d='M0 5 Q15 0 30 5 T60 5' fill='none' stroke='%23C87D55' stroke-width='1'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: contain;
}

.newsletter__heading {
  margin-bottom: var(--spacing-16);
}

.newsletter__description {
  max-width: 60ch;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--spacing-24);
}

.newsletter__form {
  display: flex;
  gap: var(--spacing-8);
  justify-content: center;
  align-items: center;
  margin-bottom: var(--spacing-16);
}

.newsletter__input {
  flex: 1;
  min-width: 0;
}

.newsletter__button {
  flex-shrink: 0;
  width: 150px;
}

.newsletter__message {
  font-size: var(--small-size);
  min-height: 1.4em;
}

/* Responsive */
@media (max-width: 900px) {
  .blog-hero__text {
    width: 100%;
  }

  .featured-articles__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .article-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .blog-hero {
    padding: var(--spacing-32) 0;
  }

  .blog-hero__text {
    width: 100%;
    text-align: center;
  }

  .blog-hero__divider {
    margin-left: auto;
    margin-right: auto;
  }

  .blog-hero__lead {
    max-width: 100%;
  }

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

  .category-filter__bar {
    overflow-x: auto;
    justify-content: flex-start;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    padding-bottom: var(--spacing-8);
  }

  .article-grid {
    grid-template-columns: 1fr;
  }

  .newsletter__form {
    flex-direction: column;
  }

  .newsletter__button {
    width: 100%;
  }
}