.changelog-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 6px;
  font-size: 1.2rem;
}


.changelog-cell:last-child {
  border-right: none;
}

.changelog-cell.is-date,
.changelog-cell.is-time {
  background: #f4cf18;
  color: #000;
}


.changelog-cell.is-category,
.changelog-cell.is-title {
  background: #fff;
  color: #000;
  text-align: center;
}



.changelog-cell.is-category {
  letter-spacing: 0.05em;
}


.changelog-cell.is-title a {
  color: #000;
  text-decoration: none;
}

.changelog-cell.is-title a:hover {
  text-decoration: underline;
}

.container.grid-container {
  max-width: 100% !important;
}

.changelog-wrapper {
  position: relative;
  background-color: #853739;
  padding: 80px 20px;
  overflow: hidden; 
}

.changelog-wrapper::before {
  content: "";
  position: absolute;
  inset: 0; /* top/right/bottom/left = 0 */
  
  background-image: url("https://kashima0299.com/wp-content/uploads/2025/12/kashimacity_line-scaled.png");
  background-size: cover; 
  background-position: center;
  background-repeat: no-repeat;

  opacity: 0.7;   
  z-index: 0; 
  pointer-events: none;
}

.changelog-wrapper > * {
  position: relative;
  z-index: 1;
}



.changelog-title {
  display: flex;
  align-items: center;
  font-family: "Google Sans Flex", sans-serif;
  gap: 0.75rem;
  font-size: 2rem;
  letter-spacing: 0.08em;
  color: #fff;
  margin: 0 0 1.5rem;

  justify-content: center;
  text-align: center;
}


.changelog-title-icon {
  width: 40px;
  height: 40px;
  object-fit: contain;
  flex-shrink: 0;
}



.changelog-inner {
  margin: 0 auto;
  padding: 24px 16px 32px;
}



.changelog-row {
  display: grid;
  grid-template-columns: 2fr 1.5fr 1.5fr 5fr;
  gap: 6px;
  margin-bottom: 6px;
}


.changelog-list{
  max-width: 900px;
    margin: 0 auto;
  padding: 24px 16px 32px;

}




.changelog-cell.is-date {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.changelog-cell.is-date .weekday {
  display: inline-block;
  padding: 0.2rem 0.2rem;
  font-size: 0.9rem;
  line-height: 1;
  border: 1px solid #000;   /* 線だけ */
  background: transparent;
  white-space: nowrap;
}


@media (max-width: 524px) {

  .changelog-row {
    align-items: center;
  }

  .changelog-cell {
    white-space: nowrap;  
    overflow: hidden;
    text-overflow: ellipsis; 
  }

  .changelog-cell.is-title a {
    display: block;  
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  

  .changelog-wrapper{
    padding: 40px 0px;
  }

  .changelog-cell{
    font-size: 0.8rem;
  }

  .changelog-inner{
    padding: 24px 0px 32px;
  }

  .changelog-cell.is-date .weekday{
    font-size: 0.5rem;
  }

  .changelog-title{
    font-size: 1.4rem;
    padding: 0px 20px;
  }

  .changelog-cell.is-date{
    gap: 0.4rem;
  }

  .changelog-wrapper::before {
    background-size: contain;
    background-position: center calc(100% - 40px);
    opacity: 0.9;
  }

  .changelog-list{
    padding: 24px 10px 32px;
  }

  .changelog-row{
     grid-template-columns: 2fr 1.5fr 1.5fr 5fr;
  }

  .changelog-row{
    gap: 2px;
    margin-bottom: 2px;
  }


}