.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 0 0 2rem;
  padding: 0 0 2rem;
}

.portfolio-cell {
  list-style: none;
  height: auto;
  margin: 0;
  padding: 0;
}

.portfolio-cell img {
  height: 100%;
  width: 100%;
  object-fit: cover;
  border-radius: 8px;
  cursor: pointer;
  filter: grayscale(100%);
  transition: filter 0.5s, all 0.5s;
}

.portfolio-cell img:hover {
  filter: grayscale(0);
}

.portfolio-cell img.selected {
  filter: grayscale(0);
}

.portfolio-cell img.loaded {
  animation: reverseWipe 0.7s ease forwards;
}

.portfolio-cell a {
  text-decoration: none;
  font-size: 1.4rem;
  font-weight: 600;
  position: relative;
  line-height: 2rem;
}

#load-more-btn {
  font-size: 1.2rem;
  font-family: var(--main-font);
  display: inline-block;
  text-decoration: none;
  font-weight: bold;
  line-height: 0;
  padding: 1.5rem;
  margin: 0 auto;
  border-radius: 4px;
  color: var(--light);
  background-color: var(--dark);
  border: 1px solid transparent;
  transition: all 0.5s;
  cursor: pointer;
}

#load-more-btn:hover {
  color: var(--dark);
  background-color: transparent;
  border-color: var(--dark);
}

body.dark-mode #load-more-btn {
  color: var(--dark);
  background-color: var(--light);
  border: 1px solid transparent;
}

body.dark-mode #load-more-btn:hover {
  color: var(--light);
  background-color: transparent;
  border-color: var(--light);
}

.project-details-container {
  transform: translateY(0);
  opacity: 1;
  margin-top: 2rem;
  padding: 1rem 0 0;
  transition: transform 0.5s ease, opacity 0.5s ease;
}

.project-details-container.show {
  animation: fadeIn 0.5s ease forwards;
}

.project-details-container.hide {
  animation: fadeOut 0.5s ease forwards;
}

#project-details-container button {
  font-size: 1.2rem;
  font-family: var(--main-font);
  font-weight: 600;
  padding: 0.9rem;
  margin: 0;
  border: 1px solid var(--dark);
  border-radius: 4px;
  color: var(--dark);
  background-color: transparent;
  transition: all 0.5s;
  cursor: pointer;
}

#project-details-container button:hover {
  color: var(--light);
  background-color: var(--dark);
}

body.dark-mode #project-details-container button {
  border: 1px solid var(--light);
  color: var(--light);
}

body.dark-mode #project-details-container button:hover {
  color: var(--dark);
  background-color: var(--light);
}