/* ===== PROJECTS PAGE STYLES ===== */

/* Hero Section */
.projects-hero {
  padding: calc(var(--nav-height) + var(--spacing-3xl)) 0 var(--spacing-3xl) 0;
  background: linear-gradient(135deg, var(--background) 0%, var(--background-secondary) 100%);
  text-align: center;
}

.projects-hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.projects-hero-title {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.projects-hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 600px;
  margin: 0 auto;
}

/* Projects Section */
.projects-section {
  padding: var(--spacing-3xl) 0;
  background-color: var(--background);
  min-height: 80vh;
}

/* Filter Buttons */
.projects-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-3xl);
}

.filter-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  background-color: var(--background-secondary);
  color: var(--text-secondary);
  border: 2px solid transparent;
  border-radius: var(--border-radius-lg);
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
  font-size: var(--font-size-base);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.filter-btn:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

.filter-btn.active {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

/* Projects Grid */
.all-projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1200px;
  margin: 0 auto;
  min-height: 600px;
}

/* Project Card Animations */
.project-card {
  opacity: 1;
  transform: scale(1) translateY(0);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  height: 480px;
  display: flex;
  flex-direction: column;
}

.project-card.hidden {
  opacity: 0;
  transform: scale(0.9) translateY(20px);
  pointer-events: none;
}

.project-card.show {
  opacity: 1;
  transform: scale(1) translateY(0);
  pointer-events: auto;
}

.project-card.entering {
  opacity: 0;
  transform: scale(0.9) translateY(20px);
}

/* No Results */
.no-results {
  text-align: center;
  padding: var(--spacing-3xl);
  color: var(--text-secondary);
}

.no-results i {
  font-size: 4rem;
  margin-bottom: var(--spacing-lg);
  opacity: 0.5;
}

.no-results h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

/* Back to Home Button */
.back-to-home {
  position: fixed;
  bottom: 30px;
  left: 30px;
  background-color: var(--accent-color);
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-lg);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-weight: 500;
  transition: var(--transition);
  z-index: 1000;
  box-shadow: var(--shadow);
}

.back-to-home:hover {
  background-color: var(--primary-color);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

/* Active Navigation Link */
.nav-link.active {
  color: var(--primary-color);
  font-weight: 600;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .all-projects-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }
}

@media (max-width: 768px) {
  .projects-hero-title {
    font-size: var(--font-size-4xl);
  }
  
  .projects-filters {
    gap: var(--spacing-sm);
  }
  
  .filter-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
  }
  
  .all-projects-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    max-width: 100%;
    padding: 0 var(--spacing-md);
  }

  .project-card {
    height: auto;
    min-height: 400px;
  }
  
  .back-to-home {
    bottom: 20px;
    left: 20px;
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  
  .back-to-home span {
    display: none;
  }
}

@media (max-width: 480px) {
  .projects-filters {
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: var(--spacing-sm);
  }
  
  .filter-btn {
    flex-shrink: 0;
  }
}