/* ============================================
   PROJECT DETAIL PAGE
   ============================================ */
.project-detail-hero {
  padding-top: calc(var(--navbar-height) + var(--space-3xl));
  padding-bottom: var(--space-3xl);
}

.project-detail-hero .breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-sm);
  color: var(--text-tertiary);
  margin-bottom: var(--space-xl);
}

.project-detail-hero .breadcrumb a {
  color: var(--text-tertiary);
  transition: color var(--transition-fast);
}

.project-detail-hero .breadcrumb a:hover {
  color: var(--accent-primary);
}

.project-detail-hero .breadcrumb .separator {
  color: var(--text-tertiary);
}

.project-detail-hero h1 {
  font-size: var(--fs-3xl);
  margin-bottom: var(--space-lg);
}

.project-detail-hero .project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xl);
}

.project-meta-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.project-meta-item .label {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
}

.project-meta-item .value {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-primary);
}

/* Banner Image */
.project-detail-banner {
  width: 100%;
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: var(--space-4xl);
  border: 1px solid var(--border-subtle);
}

.project-detail-banner img {
  width: 100%;
  height: 450px;
  object-fit: cover;
}

/* Content Sections */
.project-detail-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-4xl);
  margin-bottom: var(--space-4xl);
}

.project-detail-main h2 {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-lg);
}

.project-detail-main h3 {
  font-size: var(--fs-lg);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.project-detail-main p {
  font-size: var(--fs-base);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.project-detail-sidebar {
  position: sticky;
  top: calc(var(--navbar-height) + var(--space-xl));
  align-self: start;
}

.sidebar-card {
  background: var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  margin-bottom: var(--space-xl);
}

.sidebar-card h5 {
  font-size: var(--fs-md);
  margin-bottom: var(--space-lg);
  color: var(--text-primary);
}

.sidebar-card .tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* Gallery */
.project-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-4xl);
}

.project-gallery img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  transition: transform var(--transition-base);
}

.project-gallery img:hover {
  transform: scale(1.02);
}

/* Project Nav */
.project-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--border-subtle);
}

.project-nav a {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.project-nav a:hover {
  color: var(--accent-primary);
}

@media (max-width: 768px) {
  .project-detail-content { grid-template-columns: 1fr; }
  .project-detail-sidebar { position: static; }
  .project-gallery { grid-template-columns: 1fr; }
  .project-detail-banner img { height: 250px; }
}