/* ===== ボタン部分（既存） ===== */
.posts__post_content_btn {
  position: relative;
  margin-right: 20px;
  padding-bottom: 20px;
  text-align: right;
}
.posts__post_content_btn a {
  display: block;
  text-decoration: none;
  padding-bottom: 5px;
  margin-right: 8px;
  color: #d41a19;
  font-size: 12px;
  transition: all 0.2s;
}
.posts__post_content_btn a:hover {
  transform: translateX(3px);
}
.posts__post_content_btn a:before {
  content:"";
  position: absolute;
  top: 20px;
  right: -15px;
  width: 100px;
  height: 2px;
  background: #D41A19;
}
.posts__post_content_btn a:after {
  content: "";
  position: absolute;
  top: 14px;
  width: 18px;
  right: -20px;
  height: 2px;
  background: #D41A19;
  transform: rotate(50deg);
}

/* ===== サムネ画像（新規追加） ===== */
.posts__post_content_img {
  position: relative;
  width: 100%;
  overflow: hidden;
  line-height: 0;
  border-radius: inherit;
  aspect-ratio: 16 / 9;  /* 比率固定 */
  height: auto;
}
.posts__post_content_img img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .2s;
  transform: scale(1.001);
}
.posts__post:hover .posts__post_content_img img {
  transform: scale(1.06);
}
@supports not (aspect-ratio: 1 / 1) {
  .posts__post_content_img {
    height: 0;
    padding-top: calc(100% * 9 / 16);
  }
  .posts__post_content_img img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
  }
}

.posts__post_content_img {
  height: 200px;
  overflow: hidden;
}
.posts__post_content_img img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  transition: all 0.2s;   /* ← スムーズに動かす */
  display: block;
}
.posts__post:hover .posts__post_content_img img {
  transform: scale(1.1); /* ← ホバー時に拡大 */
}