/* Green Ways Blog — Styles
   Extends the main site design system
   =============================== */

/* ============================================
   BLOG HERO
   ============================================ */
.blog-hero {
  background: var(--gw-dark);
  color: #fff;
  padding: clamp(7rem, 12vw, 10rem) 0 clamp(3rem, 6vw, 5rem);
  position: relative;
  overflow: hidden;
}

.blog-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 70% 40%, rgba(27, 107, 58, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.blog-hero__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  position: relative;
  z-index: 1;
}

.blog-hero .eyebrow {
  color: var(--gw-cyan);
  margin-bottom: var(--space-4);
}

.blog-hero h1 {
  font-family: 'DM Sans', sans-serif;
  font-size: var(--text-3xl);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin-bottom: var(--space-4);
  max-width: 640px;
}

.blog-hero__desc {
  font-size: var(--text-lg);
  color: var(--gw-text-muted-light);
  max-width: 560px;
  line-height: 1.6;
}

/* ============================================
   BLOG GRID (Index Page)
   ============================================ */
.blog-grid-section {
  background: var(--gw-light);
  padding: clamp(var(--space-12), 6vw, var(--space-20)) 0 clamp(var(--space-16), 8vw, var(--space-32));
}

.blog-grid-section__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

@media (max-width: 900px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .blog-grid { grid-template-columns: 1fr; }
}

/* ============================================
   BLOG CARD
   ============================================ */
.blog-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gw-border-light);
  transition: transform 300ms var(--ease), box-shadow 300ms var(--ease);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}

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

.blog-card__image {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--gw-dark);
  position: relative;
  overflow: hidden;
}

.blog-card__image-inner {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.blog-card__image svg {
  width: 48px;
  height: 48px;
  opacity: 0.3;
}

.blog-card__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card__tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gw-green);
  background: rgba(27, 107, 58, 0.08);
  padding: 0.2em 0.7em;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
  width: fit-content;
}

.blog-card__title {
  font-family: 'DM Sans', sans-serif;
  font-size: clamp(1.05rem, 0.95rem + 0.5vw, 1.25rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--gw-text-dark);
  margin-bottom: var(--space-3);
}

.blog-card__excerpt {
  font-size: var(--text-sm);
  color: var(--gw-text-muted-dark);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: var(--space-4);
  flex: 1;
}

.blog-card__meta {
  font-size: 0.78rem;
  color: var(--gw-text-muted-dark);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding-top: var(--space-4);
  border-top: 1px solid var(--gw-border-light);
}

.blog-card__meta-sep {
  opacity: 0.4;
}

/* ============================================
   ARTICLE HERO
   ============================================ */
.article-hero {
  background: var(--gw-dark);
  color: #fff;
  padding: clamp(7rem, 12vw, 10rem) 0 clamp(3rem, 5vw, 4rem);
  position: relative;
  overflow: hidden;
}

.article-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 30% 60%, rgba(27, 107, 58, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.article-hero__inner {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  position: relative;
  z-index: 1;
}

.article-hero__breadcrumb {
  font-size: var(--text-sm);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.article-hero__breadcrumb a {
  color: var(--gw-text-muted-light);
  transition: color var(--transition);
}
.article-hero__breadcrumb a:hover { color: var(--gw-cyan); }
.article-hero__breadcrumb .sep { color: var(--gw-text-muted-light); opacity: 0.5; }

.article-hero__tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gw-cyan);
  background: rgba(51, 231, 239, 0.1);
  padding: 0.25em 0.8em;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.article-hero h1 {
  font-family: 'DM Sans', sans-serif;
  font-size: clamp(1.75rem, 1.2rem + 2.5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.12;
  margin-bottom: var(--space-4);
}

.article-hero__meta {
  font-size: var(--text-sm);
  color: var(--gw-text-muted-light);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.article-hero__meta .sep { opacity: 0.4; }

.article-hero__desc {
  margin-top: var(--space-5);
  font-size: var(--text-lg);
  color: var(--gw-text-light);
  line-height: 1.6;
  max-width: 640px;
}

/* ============================================
   ARTICLE BODY
   ============================================ */
.article-body-section {
  background: var(--gw-light);
  padding: clamp(var(--space-10), 5vw, var(--space-16)) 0 clamp(var(--space-16), 8vw, var(--space-24));
}

.article-body {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.article-body h2 {
  font-family: 'DM Sans', sans-serif;
  font-size: clamp(1.35rem, 1.1rem + 1vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--gw-text-dark);
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
  line-height: 1.2;
}

.article-body h2:first-child {
  margin-top: 0;
}

.article-body p {
  font-size: 1.125rem;
  line-height: 1.75;
  color: var(--gw-text-dark);
  margin-bottom: var(--space-5);
  max-width: none;
}

.article-body a {
  color: var(--gw-green);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: rgba(27, 107, 58, 0.3);
  transition: text-decoration-color var(--transition);
}
.article-body a:hover {
  text-decoration-color: var(--gw-green);
}

.article-body .article-cta a.btn {
  color: #fff;
  text-decoration: none;
}
.article-body .article-cta a.btn:hover {
  color: #fff;
  text-decoration: none;
}

.article-body ul, .article-body ol {
  padding-left: 1.5em;
  margin-bottom: var(--space-5);
}

.article-body li {
  font-size: 1.125rem;
  line-height: 1.75;
  margin-bottom: var(--space-2);
  max-width: none;
}

/* Pull quote */
.article-pullquote {
  border-left: 3px solid var(--gw-green);
  padding: var(--space-4) var(--space-6);
  margin: var(--space-8) 0;
  font-size: 1.2rem;
  font-style: italic;
  line-height: 1.6;
  color: var(--gw-text-dark);
  background: transparent;
}

/* Callout box */
.article-callout {
  background: rgba(27, 107, 58, 0.06);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  margin: var(--space-8) 0;
}

.article-callout__title {
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gw-green);
  margin-bottom: var(--space-3);
}

.article-callout p {
  margin-bottom: var(--space-2);
}
.article-callout p:last-child { margin-bottom: 0; }

.article-callout ul {
  padding-left: 1.2em;
}
.article-callout li {
  font-size: 1rem;
  margin-bottom: var(--space-1);
}

/* ============================================
   ARTICLE CTA
   ============================================ */
.article-cta {
  background: var(--gw-dark);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  margin: var(--space-12) 0 0;
  text-align: center;
}

.article-cta h3 {
  font-family: 'DM Sans', sans-serif;
  font-size: clamp(1.15rem, 1rem + 0.5vw, 1.4rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-3);
}

.article-cta p {
  color: var(--gw-text-muted-light);
  font-size: var(--text-sm);
  margin-bottom: var(--space-6);
  max-width: none;
}

.article-cta .btn {
  display: inline-flex;
  color: #fff !important;
  text-decoration: none !important;
}

/* ============================================
   RELATED ARTICLES
   ============================================ */
.related-section {
  background: #fff;
  padding: clamp(var(--space-12), 6vw, var(--space-16)) 0 clamp(var(--space-16), 8vw, var(--space-24));
  border-top: 1px solid var(--gw-border-light);
}

.related-section__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.related-section h2 {
  font-family: 'DM Sans', sans-serif;
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--gw-text-dark);
  margin-bottom: var(--space-8);
  letter-spacing: -0.02em;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

@media (max-width: 768px) {
  .related-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
}

/* ============================================
   BLOG-SPECIFIC HEADER OVERRIDES
   (header on blog pages always starts light)
   ============================================ */
.blog-page .header {
  background: rgba(245, 247, 245, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
}

.blog-page .header--dark {
  background: rgba(12, 24, 16, 0.96);
}

/* ============================================
   RESPONSIVE FINE TUNING
   ============================================ */
@media (max-width: 600px) {
  .article-callout {
    padding: var(--space-5) var(--space-5);
  }
  
  .article-cta {
    padding: var(--space-6);
  }

  .article-pullquote {
    padding: var(--space-3) var(--space-4);
    font-size: 1.05rem;
  }

  .blog-card__body {
    padding: var(--space-4);
  }
}

/* Card icon SVG placeholder backgrounds */
.blog-card__image--solar {
  background: linear-gradient(135deg, #0C1810 0%, #145A2F 100%);
}
.blog-card__image--mou {
  background: linear-gradient(135deg, #0C1810 0%, #1B6B3A 100%);
}
.blog-card__image--tech {
  background: linear-gradient(135deg, #111D15 0%, #2A8A4E 100%);
}
.blog-card__image--pnrr {
  background: linear-gradient(135deg, #0C1810 0%, #145A2F 80%);
}
.blog-card__image--highway {
  background: linear-gradient(135deg, #111D15 0%, #1B6B3A 100%);
}