/* ==========================================================================
   BLOG STYLESHEET
   ========================================================================== */

/* Blog Hero */
.blog-hero {
  padding: 140px 0 60px 0;
  text-align: center;
  position: relative;
}

.blog-hero h1 {
  font-size: 48px;
  margin-bottom: 16px;
  line-height: 1.2;
}

.blog-hero p {
  color: var(--text-secondary);
  font-size: 18px;
  max-width: 600px;
  margin: 0 auto;
}

/* Blog Grid */
.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  margin-bottom: 100px;
}

@media (min-width: 768px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .blog-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Blog Card */
.blog-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  height: 100%;
  text-decoration: none;
  color: inherit;
}

.blog-card:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(139, 92, 246, 0.2);
  box-shadow: 0 20px 40px rgba(139, 92, 246, 0.1);
}

.blog-card-cover {
  height: 200px;
  width: 100%;
  position: relative;
  background: var(--card-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-bottom: 1px solid var(--card-border);
}

.blog-card-cover::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--primary-gradient);
  opacity: 0.15;
  transition: var(--transition);
}

.blog-card:hover .blog-card-cover::before {
  opacity: 0.25;
}

.blog-card-icon-wrapper {
  width: 70px;
  height: 70px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
  transition: var(--transition);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.blog-card:hover .blog-card-icon-wrapper {
  transform: scale(1.1) rotate(5deg);
  border-color: var(--accent-purple);
  box-shadow: 0 8px 32px rgba(139, 92, 246, 0.3);
}

.blog-card-icon-wrapper svg {
  width: 32px;
  height: 32px;
  color: var(--text-primary);
  transition: var(--transition);
}

.blog-card:hover .blog-card-icon-wrapper svg {
  color: var(--accent-cyan);
}

.blog-card-body {
  padding: 30px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-card-tags {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.blog-tag {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(139, 92, 246, 0.1);
  color: var(--accent-purple);
  border: 1px solid rgba(139, 92, 246, 0.2);
}

.blog-tag.tag-performance {
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent-green);
  border-color: rgba(16, 185, 129, 0.2);
}

.blog-tag.tag-design {
  background: rgba(245, 158, 11, 0.1);
  color: var(--accent-yellow);
  border-color: rgba(245, 158, 11, 0.2);
}

.blog-card h3 {
  font-size: 20px;
  line-height: 1.4;
  margin-bottom: 12px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-weight: 700;
  transition: var(--transition);
}

.blog-card:hover h3 {
  color: var(--text-primary);
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.blog-card-excerpt {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 24px;
  flex-grow: 1;
}

.blog-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 20px;
  margin-top: auto;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 12px;
}

.blog-card-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.blog-readmore {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-cyan);
  transition: var(--transition);
}

.blog-card:hover .blog-readmore {
  color: var(--accent-purple);
}

.blog-readmore svg {
  width: 14px;
  height: 14px;
  transition: transform 0.25s ease;
}

.blog-card:hover .blog-readmore svg {
  transform: translateX(4px);
}

/* ==========================================================================
   BLOG DETAIL PAGE
   ========================================================================== */
.blog-post-wrapper {
  padding: 120px 0 80px 0;
}

.blog-post-container {
  max-width: 820px;
  margin: 0 auto;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 30px;
  transition: var(--transition);
}

.back-link:hover {
  color: var(--text-primary);
  transform: translateX(-4px);
}

.back-link svg {
  width: 16px;
  height: 16px;
}

/* Article Header */
.blog-post-header {
  margin-bottom: 40px;
}

.blog-post-header .blog-card-tags {
  margin-bottom: 20px;
}

.blog-post-title {
  font-size: 34px;
  line-height: 1.25;
  margin-bottom: 24px;
  font-family: var(--font-display);
  color: var(--text-primary);
}

@media (min-width: 768px) {
  .blog-post-title {
    font-size: 44px;
  }
}

.blog-post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  color: var(--text-secondary);
  font-size: 14px;
  border-bottom: 1px solid var(--card-border);
  padding-bottom: 24px;
}

.blog-post-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.blog-post-meta svg {
  width: 16px;
  height: 16px;
  color: var(--accent-purple);
}

/* Cover Decoration */
.blog-post-cover-decor {
  height: 300px;
  border-radius: 24px;
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), inset 0 0 20px var(--card-glow);
  margin-bottom: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

@media (min-width: 768px) {
  .blog-post-cover-decor {
    height: 380px;
  }
}

.blog-post-cover-decor::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--primary-gradient);
  opacity: 0.12;
}

.blog-post-cover-icon {
  width: 110px;
  height: 110px;
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  animation: float 6s ease-in-out infinite;
}

.blog-post-cover-icon svg {
  width: 50px;
  height: 50px;
  color: var(--text-primary);
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0); }
  50% { transform: translateY(-10px) rotate(2deg); }
}

/* Article Content */
.blog-post-content {
  color: #e2e8f0;
  font-size: 16px;
  line-height: 1.8;
}

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

.blog-post-content h2 {
  font-family: var(--font-sans);
  font-size: 26px;
  font-weight: 700;
  margin-top: 48px;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.blog-post-content h3 {
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 600;
  margin-top: 36px;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.blog-post-content ul, .blog-post-content ol {
  margin-bottom: 24px;
  padding-left: 24px;
}

.blog-post-content li {
  margin-bottom: 10px;
}

.blog-post-content li strong {
  color: var(--text-primary);
}

.blog-post-content blockquote {
  border-left: 4px solid var(--accent-purple);
  background: rgba(139, 92, 246, 0.05);
  padding: 24px;
  border-radius: 0 16px 16px 0;
  margin: 36px 0;
  font-style: italic;
  color: #cbd5e1;
}

.blog-post-content blockquote p {
  margin-bottom: 0;
}

.blog-post-content strong {
  color: #ffffff;
}

.blog-post-content code {
  font-family: monospace;
  background: rgba(255, 255, 255, 0.08);
  padding: 3px 6px;
  border-radius: 4px;
  font-size: 14px;
  color: var(--accent-cyan);
}

.blog-post-content pre {
  background: #090d16;
  border: 1px solid var(--card-border);
  padding: 20px;
  border-radius: 16px;
  overflow-x: auto;
  margin-bottom: 24px;
}

.blog-post-content pre code {
  background: transparent;
  padding: 0;
  color: #f8fafc;
}

/* Sidebar / In-text Audit CTA */
.blog-cta-box {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.12) 0%, rgba(6, 182, 212, 0.12) 100%);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 24px;
  padding: 40px;
  margin: 50px 0;
  position: relative;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(139, 92, 246, 0.1);
}

.blog-cta-box::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: var(--accent-cyan);
  filter: blur(80px);
  opacity: 0.15;
  pointer-events: none;
}

.blog-cta-box-content {
  position: relative;
  z-index: 2;
}

.blog-cta-box h3 {
  font-size: 24px;
  margin-bottom: 12px;
  font-family: var(--font-sans);
  font-weight: 700;
}

.blog-cta-box p {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: 24px;
  line-height: 1.6;
}

.blog-cta-box .btn {
  white-space: nowrap;
}