:root {
  --info-position: -40px;
}

.photoblog-intro {
  width: 100%;
  height: 600px;
  background-image: var(--bg-url);
  background-repeat: no-repeat;
  background-size: cover;
  /* background-position: center 70%; */
  background-position: var(--pos-x, 50%) var(--pos-y, 50%);
}

.button2 {
  border: none;
  background-color: transparent;

  font-size: 0.75rem;
  padding: 0.2rem 1rem;
  cursor: pointer;
  margin: 0.1rem;
  transition: 0.35s ease-in-out;
}

.filter-buttons .button2:not(:first-child) {
  border-left: 1px solid rgba(216, 216, 216, 0.825);
}

.button2:hover {
  background-color: #adadad57;
  border-radius: 0.3rem;
}

.button2.active {
  background-color: #0068cf;
  border-radius: 0.3rem;
  color: white;
}

.photoblog-container {
  margin-bottom: 2rem;
  min-height: 100vh;
}

.filter-buttons {
  max-width: 80vw;
  margin: 2rem auto;
  margin-top: 5rem;
  display: flex;
  justify-content: flex-end;
}

.overview-description {
  max-width: 80vw;
  margin: 2rem auto;
}

.overview-content {
}

.overview-content h1 {
  color: var(--clr-title);
}
.overview-content p {
  color: var(--clr-text);
  margin-bottom: 1rem;

  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 1rem;
  color: var(--clr-text);
  cursor: pointer;
}

.overview-content.hide {
  display: none;
}

.grid-auto-fill {
  max-width: 80vw;
  margin: auto;
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fill, minmax(min(250px, 100%), 1fr));
}

/************************************************/
/* CARD Section */
.card-container {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  justify-content: center;
  align-items: center;
  position: relative;
  height: max-content;
  padding: 1rem;
  border-radius: 1rem;
  background-color: #f0f0f0;
  transition: 250ms ease-in-out;
  /* box-shadow: 0 6px 6px 0 rgba(0, 0, 0, 0.2); */
  /* box-shadow: 1.6px 3.3px 3.3px hsl(0deg 0% 0% / 0.48); */
  /* box-shadow: 0 1px 1px hsl(0deg 0% 0% / 0.075), 0 2px 2px hsl(0deg 0% 0% / 0.075), 0 4px 4px hsl(0deg 0% 0% / 0.075),
    0 8px 8px hsl(0deg 0% 0% / 0.075), 0 16px 16px hsl(0deg 0% 0% / 0.075); */
  filter: drop-shadow(1px 2px 8px hsl(60, 1%, 81%));
}

.card-container.hide {
  display: none;
}

.card-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-container .date {
  color: var(--clr-text);
  font-size: 0.65rem;
  opacity: 0.5;
  padding-top: 0.5rem;
  align-self: flex-start;
}

.card-container .title {
  color: var(--clr-title);
  font-size: 0.95rem;
  padding-top: 0.75rem;
}

.card-container .content {
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 0.75rem;
  color: var(--clr-text);
}

.card-container a {
  font-size: 0.85rem;
  color: rgb(203, 74, 74);
  text-decoration: none;
  align-self: flex-start;
  padding-top: 0.75rem;
}

/************************************************/
/* IMG Collage */
.img-collage-section {
  max-width: 1600px;
  width: 80%;
  margin: auto;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  flex-direction: column;
  position: relative;
  scroll-behavior: smooth;
  padding: 1rem;
  position: relative;
  top: var(--info-position);
}

.collage-wrapper {
  --grid-col: var(--grid-col-override, 6);
  display: grid;
  grid-template-columns: repeat(var(--grid-col), 1fr);
  grid-auto-flow: dense;
  gap: 1rem;
}

.collage-item-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  flex-direction: column;
  position: relative;
  padding-top: 2rem;
}

.collage-item-wrapper p {
  padding-top: 1rem;
  line-height: 1.7;
  letter-spacing: 0.05rem;
}

.collage-item-wrapper img {
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
  cursor: pointer;
}

#backToTop {
  position: fixed;
  bottom: 20px;
  right: 20px;
  padding: 0.7rem 1rem;
  font-size: 1.2rem;
  background-color: black;
  color: white;
  border: none;
  border-radius: 100vw;
  cursor: pointer;
  z-index: 2;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

#backToTop.show {
  opacity: 0.7;
  pointer-events: auto;
}

#backToTop:hover {
  opacity: 1;
}

.photoblog-information {
  position: relative;
}

.photoblog-information_wrapper {
  background-color: #fff;
  padding: 1rem;
  width: 75%;
  margin: auto;
  border-radius: 1rem;
  box-shadow: 0 0 7px 1px rgb(0, 0, 0, 0.1);
  position: relative;
  top: var(--info-position);

  h5 {
    padding-top: 8px;
  }

  p {
    padding-top: 12px;
  }

  button {
    padding: 0.5rem 1rem;
    width: max-content;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    margin-top: 16px;
  }
}

@media only screen and (max-width: 850px) {
  .overview-description,
  .grid-auto-fill {
    max-width: 100%;
    margin: 1rem;
  }
}

@media (width > 850px) {
  .landscape-max {
    grid-column: span var(--grid-col);
  }

  .landscape {
    grid-column: span 2;
    grid-row: span 1;
  }

  .landscape:nth-child(5n + 1) {
    grid-column: span 4;
    grid-row: span 2;
  }

  .portrait {
    grid-row: span 1;
    grid-column: span 1;
  }

  .portrait.portrait_col2 {
    grid-column: span 2;
  }

  .portrait:nth-child(1n + 1) {
    grid-row: span 2;
    grid-column: span 2;
  }
}

@media (width < 850px) {
  .photoblog-intro {
    height: 250px;
  }

  .photoblog-information {
    padding: 1rem;
  }
  .photoblog-information_wrapper {
    width: 100%;
  }

  .img-collage-section {
    width: 100%;
  }

  .collage-wrapper {
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
  }

  .landscape-max {
    grid-column: span 4;
  }

  .landscape {
    grid-column: span 2;
    grid-row: span 1;
  }

  .landscape:nth-child(2n + 1) {
    grid-column: span 4;
    grid-row: span 4;
  }

  .portrait {
    grid-row: span 1;
    grid-column: span 1;
  }

  .portrait.portrait_col2 {
    grid-column: span 2;
  }

  .portrait:nth-child(3n + 1) {
    grid-row: span 2;
    grid-column: span 2;
  }

  .portrait:nth-child(3n + 1).portrait-max {
    grid-row: span 4;
    grid-column: span 4;
  }
}