/* ============================================================
   LUMINA ENERGY — blog.css
   Estilos para el blog: listado, tarjetas y artículos
   ============================================================ */

/* ============================================================
   BLOG HERO
   ============================================================ */

.blog-hero {
  min-height: 380px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background:
    radial-gradient(ellipse at 60% 50%, rgba(139,197,63,0.10) 0%, transparent 60%),
    linear-gradient(to bottom, #0A0A0A 0%, #111111 100%);
  padding: 200px 24px 60px;
}

.blog-hero-label {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #8BC53F;
  margin-bottom: 12px;
}

.blog-hero h1 {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: #ffffff;
  margin: 0 0 16px;
}

.blog-hero p {
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  color: rgba(255,255,255,0.55);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ============================================================
   BLOG LISTING SECTION
   ============================================================ */

.blog-listing {
  padding: 80px 0 100px;
  background: #0D0D0D;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
}

/* ============================================================
   BLOG CARD
   ============================================================ */

.blog-card {
  background: #111111;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(139,197,63,0.12);
  border-color: rgba(139,197,63,0.25);
}

.blog-card-img-wrap {
  overflow: hidden;
  height: 200px;
}

.blog-card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.blog-card:hover .blog-card-img-wrap img {
  transform: scale(1.05);
}

.blog-card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.blog-card-category {
  display: inline-block;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #8BC53F;
  background: rgba(139,197,63,0.10);
  padding: 4px 10px;
  border-radius: 20px;
  width: fit-content;
}

.blog-card-title {
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.45;
  margin: 0;
}

.blog-card-excerpt {
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.50);
  line-height: 1.6;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.30);
  margin-top: auto;
}

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

.blog-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  color: #8BC53F;
  text-decoration: none;
  margin-top: 4px;
  transition: gap 0.2s ease;
}

.blog-card-link:hover {
  gap: 10px;
}

/* ============================================================
   BLOG BREADCRUMB
   ============================================================ */

.blog-breadcrumb {
  max-width: 860px;
  margin: 100px auto 0;
  padding: 0 24px 24px;
  font-family: 'Inter', sans-serif;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}

.blog-breadcrumb a {
  color: rgba(139,197,63,0.7);
  text-decoration: none;
}

.blog-breadcrumb a:hover {
  color: #8BC53F;
}

/* ============================================================
   BLOG CTA BANNER
   ============================================================ */

.blog-cta-banner {
  background: linear-gradient(135deg, #0D0D0D 0%, #111 100%);
  border: 1px solid rgba(139,197,63,0.2);
  border-radius: 16px;
  padding: 56px 40px;
  text-align: center;
  margin: 60px auto;
  max-width: 860px;
  position: relative;
  overflow: hidden;
}

.blog-cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(139,197,63,0.08) 0%, transparent 65%);
  pointer-events: none;
}

.blog-cta-banner h2 {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-weight: 800;
  color: #ffffff;
  margin: 0 0 12px;
}

.blog-cta-banner p {
  font-family: 'Inter', sans-serif;
  color: rgba(255,255,255,0.55);
  margin: 0 0 28px;
}

/* ============================================================
   ARTICLE LAYOUT
   ============================================================ */

.article-layout {
  max-width: 800px;
  margin: 0 auto;
  padding: 200px 24px 80px;
}

/* ============================================================
   ARTICLE HEADER
   ============================================================ */

.article-header {
  margin-bottom: 40px;
}

.article-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-green);
  background-color: rgba(139, 197, 63, 0.12);
  border: 1px solid rgba(139, 197, 63, 0.3);
  padding: 5px 14px;
  border-radius: 4px;
  margin-bottom: 20px;
}

.article-header h1 {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-white);
  margin-bottom: 20px;
}

.article-meta {
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--color-gray-dark);
  letter-spacing: 0.02em;
}

/* ============================================================
   ARTICLE HERO IMAGE
   ============================================================ */

.article-hero-img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: var(--border-radius);
  margin-bottom: 48px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

/* ============================================================
   ARTICLE BODY — TYPOGRAPHY
   ============================================================ */

.article-body {
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--color-text);
}

.article-body p {
  margin-bottom: 24px;
}

.article-body h2 {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--color-white);
  margin-top: 52px;
  margin-bottom: 20px;
  line-height: 1.25;
  padding-bottom: 12px;
  border-bottom: 2px solid rgba(139, 197, 63, 0.25);
}

.article-body h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-white);
  margin-top: 36px;
  margin-bottom: 14px;
}

.article-body ul,
.article-body ol {
  padding-left: 24px;
  margin-bottom: 24px;
}

.article-body ul {
  list-style: none;
  padding-left: 0;
}

.article-body ul li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
}

.article-body ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-green);
  flex-shrink: 0;
}

.article-body ol {
  list-style: decimal;
}

.article-body ol li {
  margin-bottom: 10px;
  padding-left: 6px;
  color: var(--color-text);
}

.article-body strong {
  color: var(--color-white);
  font-weight: 600;
}

.article-body a {
  color: var(--color-green);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}

.article-body a:hover {
  color: var(--color-green-light);
}

.article-body blockquote {
  border-left: 4px solid var(--color-green);
  background-color: rgba(139, 197, 63, 0.07);
  padding: 20px 24px;
  border-radius: 0 8px 8px 0;
  margin: 32px 0;
  font-style: italic;
  color: var(--color-gray);
}

/* ============================================================
   PRICE TABLE
   ============================================================ */

.price-table {
  width: 100%;
  border-collapse: collapse;
  margin: 32px 0;
  font-size: 0.95rem;
  border-radius: 10px;
  overflow: hidden;
}

.price-table thead {
  background-color: var(--color-green);
}

.price-table thead th {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #111111;
  padding: 14px 18px;
  text-align: left;
}

.price-table tbody tr {
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  transition: background-color var(--transition);
}

.price-table tbody tr:nth-child(even) {
  background-color: rgba(255, 255, 255, 0.03);
}

.price-table tbody tr:hover {
  background-color: rgba(139, 197, 63, 0.07);
}

.price-table tbody td {
  padding: 14px 18px;
  color: var(--color-text);
}

.price-table tbody td:first-child {
  font-weight: 600;
  color: var(--color-white);
}

/* ============================================================
   HIGHLIGHT BOXES
   ============================================================ */

.highlight-box {
  background-color: rgba(139, 197, 63, 0.08);
  border: 1px solid rgba(139, 197, 63, 0.25);
  border-radius: var(--border-radius);
  padding: 28px 32px;
  margin: 36px 0;
}

.highlight-box .highlight-title {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-green);
  margin-bottom: 12px;
}

.highlight-box p {
  margin-bottom: 0;
  font-size: 1rem;
}

.info-box {
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  padding: 24px 28px;
  margin: 28px 0;
}

/* ============================================================
   CASE STUDY CARD
   ============================================================ */

.case-card {
  background-color: var(--color-bg-3);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--border-radius);
  padding: 32px;
  margin: 36px 0;
}

.case-card-label {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-green);
  margin-bottom: 12px;
}

.case-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 16px;
  margin-top: 0;
}

.case-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.case-stat {
  text-align: center;
  padding: 16px;
  background-color: rgba(139, 197, 63, 0.06);
  border-radius: 8px;
  border: 1px solid rgba(139, 197, 63, 0.15);
}

.case-stat-number {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-green);
  line-height: 1;
  margin-bottom: 6px;
}

.case-stat-label {
  font-size: 0.8rem;
  color: var(--color-gray-dark);
  line-height: 1.3;
}

/* ============================================================
   PROS / CONS LIST
   ============================================================ */

.pros-cons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin: 32px 0;
}

@media (max-width: 640px) {
  .pros-cons {
    grid-template-columns: 1fr;
  }
}

.pros-list,
.cons-list {
  background-color: var(--color-bg-3);
  border-radius: var(--border-radius);
  padding: 24px;
}

.pros-list {
  border-top: 3px solid var(--color-green);
}

.cons-list {
  border-top: 3px solid #e05f5f;
}

.pros-list h4,
.cons-list h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.pros-list h4 {
  color: var(--color-green);
}

.cons-list h4 {
  color: #e05f5f;
}

.pros-list ul,
.cons-list ul {
  padding-left: 0;
  margin-bottom: 0;
}

.cons-list ul li::before {
  background-color: #e05f5f;
}

/* ============================================================
   COMPARISON TABLE
   ============================================================ */

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: 32px 0;
  font-size: 0.93rem;
}

.comparison-table th {
  background-color: var(--color-graphite);
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-white);
  padding: 14px 18px;
  text-align: left;
}

.comparison-table td {
  padding: 14px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  color: var(--color-text);
}

.comparison-table tr:nth-child(even) td {
  background-color: rgba(255, 255, 255, 0.03);
}

.comparison-table .highlight-row td {
  background-color: rgba(139, 197, 63, 0.08);
  color: var(--color-white);
  font-weight: 600;
}

.comparison-table .highlight-row td:first-child {
  color: var(--color-green);
}

/* ============================================================
   RELATED ARTICLES
   ============================================================ */

.article-related {
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.article-related h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gray-dark);
  margin-bottom: 24px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.related-card {
  background-color: var(--color-bg-3);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 10px;
  padding: 20px;
  transition: border-color var(--transition), transform var(--transition);
  text-decoration: none;
  display: block;
}

.related-card:hover {
  border-color: var(--color-green);
  transform: translateY(-3px);
}

.related-card-tag {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-green);
  margin-bottom: 8px;
  display: block;
}

.related-card-title {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.4;
}

/* ============================================================
   BLOG CTA BANNER
   ============================================================ */

.blog-cta-banner {
  background: linear-gradient(135deg, rgba(139, 197, 63, 0.12) 0%, rgba(13, 13, 13, 0) 60%);
  border-top: 1px solid rgba(139, 197, 63, 0.2);
  border-bottom: 1px solid rgba(139, 197, 63, 0.2);
  padding: 60px 24px;
  text-align: center;
  margin-bottom: 0;
}

.blog-cta-banner h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 16px;
}

.blog-cta-banner p {
  font-size: 1rem;
  color: var(--color-gray-dark);
  margin-bottom: 32px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.blog-cta-banner .cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 768px) {
  .article-layout {
    padding: 200px 20px 60px;
  }

  .article-hero-img {
    height: 260px;
  }

  .price-table {
    font-size: 0.85rem;
  }

  .price-table thead th,
  .price-table tbody td {
    padding: 10px 12px;
  }

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

@media (max-width: 480px) {
  .article-body h2 {
    font-size: 1.3rem;
  }

  .case-stats {
    grid-template-columns: 1fr 1fr;
  }
}

/* ============================================================
   RESPONSIVE — BLOG GRID
   ============================================================ */

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

@media (max-width: 640px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }
  .blog-hero {
    height: auto;
    padding: 200px 24px 60px;
  }
  .blog-cta-banner {
    padding: 40px 24px;
  }
}