/* Projects Hero Section */
.projects-hero {
  background: linear-gradient(135deg, #001f3f 0%, #003366 50%, #004080 100%);
  padding: 4rem 2rem 3rem;
  position: relative;
  overflow: hidden;
}

.projects-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 20% 30%, rgba(79, 166, 255, 0.15), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(42, 123, 212, 0.1), transparent 50%);
  pointer-events: none;
}

.projects-hero-content {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.projects-hero-label {
  display: block;
  font-family: "Barlow Condensed", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.9rem;
  color: #4FA6FF;
  margin-bottom: 0.5rem;
}

.projects-hero h1 {
  margin: 0;
  font-family: "Barlow Condensed", sans-serif;
  text-transform: uppercase;
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 0.95;
  color: #def0ff;
  letter-spacing: 0.03em;
}

/* Projects Filters */
.projects-filters {
  max-width: 1200px;
  margin: 2.5rem auto 2rem;
  padding: 0 2rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.filter-btn {
  padding: 0.7rem 1.5rem;
  background: linear-gradient(155deg, rgba(14, 34, 65, 0.65), rgba(7, 19, 38, 0.88));
  border: 1px solid rgba(100, 166, 239, 0.35);
  border-radius: 6px;
  color: #c8dbee;
  font-family: "Barlow Condensed", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.filter-btn:hover {
  border-color: rgba(79, 166, 255, 0.6);
  background: linear-gradient(155deg, rgba(20, 44, 75, 0.75), rgba(10, 25, 45, 0.95));
  color: #def0ff;
  transform: translateY(-2px);
}

.filter-btn.active {
  background: linear-gradient(135deg, #4FA6FF, #2A7BD4);
  border-color: #4FA6FF;
  color: white;
  box-shadow: 0 4px 12px rgba(79, 166, 255, 0.4);
}

/* Projects Grid */
.projects-grid {
  max-width: 1200px;
  margin: 0 auto 3rem;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.project-card {
  background: linear-gradient(155deg, rgba(14, 34, 65, 0.65), rgba(7, 19, 38, 0.88));
  border: 1px solid rgba(100, 166, 239, 0.35);
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
}

.project-card:hover {
  border-color: rgba(79, 166, 255, 0.6);
  background: linear-gradient(155deg, rgba(20, 44, 75, 0.75), rgba(10, 25, 45, 0.95));
  transform: translateY(-5px);
  box-shadow: 0 8px 24px rgba(79, 166, 255, 0.2);
}

.project-card-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, rgba(14, 34, 65, 0.8), rgba(7, 19, 38, 0.9));
}

.project-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.project-card:hover .project-card-image img {
  transform: scale(1.05);
}

.project-card-body {
  padding: 1.2rem;
}

.project-card-title {
  margin: 0 0 0.5rem;
  font-family: "Barlow Condensed", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 1.1rem;
  line-height: 1.2;
  color: #def0ff;
}

.project-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.project-card-category {
  display: inline-block;
  padding: 0.3rem 0.7rem;
  background: rgba(79, 166, 255, 0.15);
  border: 1px solid rgba(79, 166, 255, 0.3);
  border-radius: 4px;
  color: #4FA6FF;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.project-card-year {
  color: #c8dbee;
  font-size: 0.9rem;
  font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
  .projects-hero {
    padding: 3rem 1.5rem 2.5rem;
  }
  
  .projects-filters {
    padding: 0 1.5rem;
    gap: 0.7rem;
  }
  
  .filter-btn {
    padding: 0.6rem 1.2rem;
    font-size: 0.85rem;
  }
  
  .projects-grid {
    padding: 0 1.5rem;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.2rem;
  }
}