/* ================ PROJECTS HERO ================ */
.projects-hero {
  min-height: 60vh;
  display: flex;
  align-items: center;
  padding-top: 6rem;
  background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
  position: relative;
  overflow: hidden;
}

.projects-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 70% 30%, rgba(0, 223, 196, 0.1) 0%, transparent 50%);
  z-index: 0;
}

.projects-hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.projects-hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 1.5rem;
}

.projects-hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

/* ================ PROJECTS GALLERY ================ */
.projects-gallery {
  padding: var(--section-spacing) 0;
}

.filter-controls {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
  justify-content: center;
}

.filter-btn {
  padding: 0.5rem 1.5rem;
  border-radius: 2rem;
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

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

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.project-card {
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: var(--transition);
  background: var(--secondary-light);
  box-shadow: var(--shadow);
  border: 1px solid rgba(0, 223, 196, 0.1);
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 35px rgba(0, 223, 196, 0.25);
}

.project-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-bottom: 3px solid var(--primary);
}

.project-content {
  padding: 1.5rem;
}

.project-title {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.project-category {
  display: inline-block;
  margin-bottom: 1rem;
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
}

.project-description {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.project-tag {
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: 2rem;
  background: rgba(0, 223, 196, 0.1);
  color: var(--primary);
}

.project-links {
  display: flex;
  gap: 1rem;
}

/* ================ PROJECT DETAILS ================ */
.project-details {
  padding: var(--section-spacing) 0;
}

.details-container {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 3rem;
}

.project-images {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.project-sidebar {
  background: var(--secondary-light);
  padding: 2rem;
  border-radius: var(--border-radius);
  height: fit-content;
}

.sidebar-title {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  color: var(--primary);
}

.sidebar-item {
  margin-bottom: 1.5rem;
}

.sidebar-item h4 {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.sidebar-item p {
  color: var(--text-primary);
}

.copyright {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ================ RESPONSIVE ADJUSTMENTS ================ */
@media (max-width: 992px) {
  .details-container {
    grid-template-columns: 1fr;
  }

  .project-sidebar {
    order: -1;
  }
}

@media (max-width: 768px) {
  .projects-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }
}

@media (max-width: 480px) {
  .filter-controls {
    flex-direction: column;
    align-items: center;
  }

  .filter-btn {
    width: 100%;
    text-align: center;
  }

  .project-links {
    flex-direction: column;
  }
}

/* Footer */
    footer {
      text-align: center;
      padding: 3rem 2rem;
      background: #0a0f2c;
      color: rgba(255, 255, 255, 0.7);
      border-top: 1px solid rgba(15, 241, 206, 0.1);
      margin-top: 3rem;
      position: relative;
    }

    footer::before {
      content: '';
      position: absolute;
      top: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 80%;
      height: 0.1rem;
      background: linear-gradient(90deg, transparent, #0ff1ce, transparent);
    }

    #live-clock {
      margin-top: 1rem;
      font-size: 0.9rem;
      display: inline-block;
      background: rgba(15, 241, 206, 0.1);
      padding: 0.5rem 1rem;
      border-radius: 2rem;
      color: #0ff1ce;
    }

/* ================ CERTIFICATE PAGE ================ */
.certificate-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3rem;
  padding: 4rem 2rem;
}

.certificate-card {
  max-width: 900px;
  background: var(--secondary-light);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  padding: 2rem;
  text-align: center;
  border: 1px solid rgba(0, 223, 196, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.certificate-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 35px rgba(0, 223, 196, 0.25);
}

.certificate-thumb {
  width: 100%;
  border-radius: var(--border-radius);
  border: 3px solid var(--primary);
  margin-bottom: 1.5rem;
  object-fit: cover;
}

.certificate-title {
  font-size: 1.6rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-weight: 700;
}

.certificate-desc {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 1rem;
}

.certificate-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.certificate-actions .btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  border-radius: 8px;
  font-weight: 600;
  transition: all 0.3s ease;
}

.certificate-actions .btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.certificate-actions .btn-outline:hover {
  background: var(--primary);
  color: var(--secondary);
}

.certificate-actions .btn-primary {
  background: var(--primary);
  color: var(--secondary);
  border: 2px solid var(--primary);
}

.certificate-actions .btn-primary:hover {
  background: transparent;
  color: var(--primary);
}
/* Modal Fullscreen Certificate */
.modal {
  display: none;
  position: fixed;
  z-index: 9999;
  padding: 20px;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(10, 10, 10, 0.95);
  justify-content: center;
  align-items: center;
}

.modal-content {
  max-width: 95%;
  max-height: 90%;
  border-radius: var(--border-radius);
  box-shadow: 0 0 20px rgba(0, 223, 196, 0.5);
  border: 3px solid var(--primary);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 30px;
  color: #fff;
  font-size: 2rem;
  font-weight: bold;
  cursor: pointer;
  transition: 0.3s;
  z-index: 10000;
}

.modal-close:hover {
  color: var(--primary);
}