/* ========================================
   Regen Studio — Blog Styles
   Light Theme with Colorful Accents
   ======================================== */

/* --- Blog Hero / Header --- */
.blog-hero {
  padding: 160px 0 80px;
  background: var(--color-bg-light);
  text-align: center;
}

.blog-hero__title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  color: var(--color-text);
}

.blog-hero__subtitle {
  color: var(--color-text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* --- Filters --- */
.blog-filters {
  padding: 40px 0 0;
  background: var(--color-bg-light);
}

.blog-filters__group {
  margin-bottom: 20px;
}

.blog-filters__label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 12px;
  display: block;
}

.blog-filters__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  box-shadow: var(--shadow-sm);
}

.filter-pill:hover {
  border-color: var(--color-border-hover);
  color: var(--color-text);
  box-shadow: var(--shadow-md);
}

.filter-pill.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #FFFFFF;
  box-shadow: 0 2px 8px var(--color-primary-glow);
}

/* Category-specific active pill colors */
.filter-pill[data-color="magenta"].active {
  background: var(--color-magenta);
  border-color: var(--color-magenta);
}

.filter-pill[data-color="teal"].active {
  background: var(--color-teal);
  border-color: var(--color-teal);
}

.filter-pill[data-color="orange"].active {
  background: var(--color-orange);
  border-color: var(--color-orange);
  color: var(--color-text);
}

.filter-pill[data-color="red"].active {
  background: var(--color-red);
  border-color: var(--color-red);
}

.filter-pill[data-color="green"].active {
  background: var(--color-green);
  border-color: var(--color-green);
  color: var(--color-text);
}

.filter-pill__count {
  font-size: 0.75rem;
  opacity: 0.6;
}

/* --- Blog Grid --- */
.blog-listing {
  padding: 60px 0 var(--section-pad);
  background: var(--color-bg);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

/* --- Blog Card --- */
.blog-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}

.blog-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.blog-card__image {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--color-surface);
}

.blog-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.blog-card:hover .blog-card__image img {
  transform: scale(1.04);
}

.blog-card__image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
}

.blog-card__image-placeholder svg {
  opacity: 0.3;
}

.blog-card__body {
  padding: 28px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card__categories {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.blog-card__category {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
}

/* Category pills cycle through brand colors */
.blog-card__category:nth-child(6n+1) {
  color: var(--color-emerald);
  background: var(--color-emerald-bg);
}

.blog-card__category:nth-child(6n+2) {
  color: var(--color-teal);
  background: var(--color-teal-bg);
}

.blog-card__category:nth-child(6n+3) {
  color: var(--color-magenta);
  background: var(--color-magenta-bg);
}

.blog-card__category:nth-child(6n+4) {
  color: var(--color-red);
  background: var(--color-red-bg);
}

.blog-card__category:nth-child(6n+5) {
  color: var(--color-orange);
  background: var(--color-orange-bg);
}

.blog-card__category:nth-child(6n+6) {
  color: var(--color-green);
  background: var(--color-green-bg);
}

.blog-card__title {
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.35;
  margin-bottom: 12px;
  color: var(--color-text);
}

.blog-card__title a {
  transition: color var(--transition);
}

.blog-card__title a:hover {
  color: var(--color-primary);
}

.blog-card__excerpt {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 20px;
  flex: 1;
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.blog-card__meta span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.blog-card__meta svg {
  width: 14px;
  height: 14px;
  opacity: 0.5;
}

/* --- No Results --- */
.blog-no-results {
  text-align: center;
  padding: 80px 20px;
  grid-column: 1 / -1;
}

.blog-no-results__icon {
  color: var(--color-text-muted);
  margin-bottom: 20px;
  opacity: 0.3;
}

.blog-no-results__title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.blog-no-results__text {
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}

.blog-no-results .btn {
  font-size: 0.85rem;
}

/* ========================================
   Blog Post Page
   ======================================== */

/* --- Post Header --- */
.post-header {
  padding: 140px 0 0;
  background: var(--color-bg-light);
}

.post-header__back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 32px;
  transition: color var(--transition);
}

.post-header__back:hover {
  color: var(--color-primary);
}

.post-header__back svg {
  width: 16px;
  height: 16px;
}

.post-header__categories {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.post-header__category {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
}

/* Post header category pills cycle through brand colors */
.post-header__category:nth-child(6n+1) {
  color: var(--color-emerald);
  background: var(--color-emerald-bg);
  border: 1px solid rgba(0, 145, 75, 0.15);
}

.post-header__category:nth-child(6n+2) {
  color: var(--color-teal);
  background: var(--color-teal-bg);
  border: 1px solid rgba(0, 155, 187, 0.15);
}

.post-header__category:nth-child(6n+3) {
  color: var(--color-magenta);
  background: var(--color-magenta-bg);
  border: 1px solid rgba(147, 9, 63, 0.15);
}

.post-header__category:nth-child(6n+4) {
  color: var(--color-red);
  background: var(--color-red-bg);
  border: 1px solid rgba(231, 24, 70, 0.15);
}

.post-header__category:nth-child(6n+5) {
  color: var(--color-orange);
  background: var(--color-orange-bg);
  border: 1px solid rgba(255, 169, 45, 0.15);
}

.post-header__category:nth-child(6n+6) {
  color: var(--color-green);
  background: var(--color-green-bg);
  border: 1px solid rgba(101, 221, 53, 0.15);
}

.post-header__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  max-width: 850px;
  color: var(--color-text);
}

.post-header__subtitle {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  max-width: 750px;
  margin-bottom: 32px;
}

.post-header__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
  padding: 24px 0 40px;
  border-top: 1px solid var(--color-border);
}

.post-header__author {
  display: flex;
  flex-direction: column;
}

.post-header__author-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
}

.post-header__author-role {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.post-header__meta-divider {
  width: 1px;
  height: 32px;
  background: var(--color-border);
}

.post-header__meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.post-header__meta-item svg {
  width: 16px;
  height: 16px;
  opacity: 0.5;
}

/* --- Post Featured Image --- */
.post-featured-image {
  background: var(--color-bg);
  padding: 40px 0 0;
}

.post-featured-image img {
  width: 100%;
  border-radius: var(--radius);
  max-height: 520px;
  object-fit: cover;
  box-shadow: var(--shadow-md);
}

/* --- Post Content --- */
.post-content {
  padding: 60px 0;
  background: var(--color-bg);
}

.post-content__inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 40px);
}

.post-content__body {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--color-text-secondary);
}

.post-content__body p {
  margin-bottom: 24px;
}

.post-content__body h2 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 48px 0 20px;
  line-height: 1.3;
}

.post-content__body h3 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 36px 0 16px;
  line-height: 1.35;
}

.post-content__body ul,
.post-content__body ol {
  margin: 0 0 24px 24px;
}

.post-content__body li {
  margin-bottom: 8px;
}

.post-content__body blockquote {
  border-left: 3px solid var(--color-primary);
  padding: 20px 28px;
  margin: 32px 0;
  background: var(--color-emerald-bg);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.post-content__body blockquote p {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--color-text);
  margin-bottom: 0;
  line-height: 1.7;
}

.post-content__body figure {
  margin: 32px 0;
}

.post-content__body figure img {
  width: 100%;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
}

.post-content__body figure figcaption {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 12px;
  text-align: center;
}

.post-content__body strong {
  color: var(--color-text);
  font-weight: 600;
}

.post-content__body a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: opacity var(--transition);
}

.post-content__body a:hover {
  opacity: 0.8;
}

/* --- Post Tags --- */
.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
  margin-top: 20px;
}

.post-tag {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 6px 14px;
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  transition: all var(--transition);
}

.post-tag:hover {
  border-color: var(--color-border-hover);
  color: var(--color-text-secondary);
  box-shadow: var(--shadow-sm);
}

/* Tag color cycling */
.post-tag:nth-child(6n+1):hover { border-color: rgba(0, 145, 75, 0.3); color: var(--color-emerald); }
.post-tag:nth-child(6n+2):hover { border-color: rgba(0, 155, 187, 0.3); color: var(--color-teal); }
.post-tag:nth-child(6n+3):hover { border-color: rgba(147, 9, 63, 0.3); color: var(--color-magenta); }
.post-tag:nth-child(6n+4):hover { border-color: rgba(231, 24, 70, 0.3); color: var(--color-red); }
.post-tag:nth-child(6n+5):hover { border-color: rgba(255, 169, 45, 0.3); color: var(--color-orange); }
.post-tag:nth-child(6n+6):hover { border-color: rgba(101, 221, 53, 0.3); color: var(--color-green); }

/* --- Share Buttons --- */
.post-share {
  padding-top: 32px;
  margin-top: 32px;
  border-top: 1px solid var(--color-border);
}

.post-share__label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.post-share__buttons {
  display: flex;
  gap: 10px;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

.share-btn:hover {
  border-color: var(--color-border-hover);
  color: var(--color-text);
  box-shadow: var(--shadow-md);
}

.share-btn svg {
  width: 16px;
  height: 16px;
}

.share-btn--copied {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-emerald-bg);
}

/* --- Related Posts --- */
.related-posts {
  padding: var(--section-pad) 0;
  background: var(--color-bg-light);
}

.related-posts__title {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 40px;
  color: var(--color-text);
}

.related-posts__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 1024px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .related-posts__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .blog-hero {
    padding: 130px 0 60px;
  }

  .blog-grid {
    grid-template-columns: 1fr;
    max-width: 540px;
  }

  .related-posts__grid {
    grid-template-columns: 1fr;
    max-width: 540px;
  }

  .post-header {
    padding: 120px 0 0;
  }

  .post-header__meta {
    gap: 16px;
  }

  .post-header__meta-divider {
    display: none;
  }

  .post-share__buttons {
    flex-wrap: wrap;
  }
}

@media (max-width: 480px) {
  .blog-filters__pills {
    gap: 6px;
  }

  .filter-pill {
    padding: 6px 14px;
    font-size: 0.8rem;
  }

  .blog-card__body {
    padding: 20px 18px;
  }

  .post-header__title {
    font-size: 1.7rem;
  }

  .post-content__body {
    font-size: 1rem;
  }
}