.member-guide {
  margin-top: 25px;
  padding: 0 10px 10px;
  background: #4652a1;
  font-family: "游明朝", YuMincho, "ヒラギノ明朝 ProN W3", "Hiragino Mincho ProN", "HG明朝E", "ＭＳ Ｐ明朝", "ＭＳ 明朝", serif;
  text-align: center;
}
.member-guide__heading {
  padding: 8px;
  text-align: center;
  color: #fff;
  font-size: 24px;
  font-weight: bold;
  line-height: 1.4;
  letter-spacing: .08em;
}
.member-guide__heading .em {
  color: #fddc00;
}
.member-guide__content {
  padding: 20px;
  background-color: #fff;
  border-radius: 10px;
  font-weight: bold;
  font-size: 15px;
}
.member-guide__title {
  margin-top: 20px;
  margin-bottom: 10px;
  font-size: 24px;
}
.member-guide__title:first-child {
  margin-top: 0;
}
.oseibo_postage {
  margin-top: 25px;
  margin-bottom: 30px;
}
.oseibo_postage_content {
  padding: 20px;
  background: #eef8ff;
}
.oseibo_postage_lead {
  margin: 5px 0 18px;
  text-align: center;
}
.oseibo_postage_lead img {
  width: 100%;
  max-width: 531px;
}
.postage_images {
  display: flex;
  flex-wrap: wrap;
  gap: 11px;
}
.postage_images img {
  width: calc((100% - 11px) / 2);
}
.postage_images img:last-child {
  width: 100%;
}
.postage_caption {
  margin: 12px 0 18px;
  font-size: 11px;
}
.oseibo_postage_date {
  padding-top: 18px;
  border-top: 1px solid #d4e1ea;
  font-size: 14px;
  line-height: 1.7;
}
.oseibo_postage_date p:not(:last-child) {
  margin: 0 0 20px;
}
.oseibo_postage_date .em {
  margin: 0;
  color: #005baf;
  font-weight: bold;
}
#oseibo_top #oseibo_box02 ul li.title_ {
  padding: 100px 0;
}

.oseibo_feature {
  margin-top: 40px;
  margin-bottom: 60px;
}
.oseibo_feature_sec + .ochugen_feature_sec {
  margin-top: 40px;
}
.oseibo_feature h2 {
  margin: 0 0 18px;
}
.oseibo_feature h2 img,
.oseibo_feature img {
  display: block;
  max-width: 100%;
  height: auto;
}
.oseibo_feature_text {
  margin: 0 0 18px;
  text-align: center;
  line-height: 1.8;
}
.oseibo_feature_main {
  margin: 0 0 20px;
}
.oseibo_feature_list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.oseibo_feature_list li {
  width: calc((100% - 10px) / 2);
}
.oseibo_feature_list a {
  display: block;
  transition: opacity .2s ease;
}
.oseibo_feature_list a:hover {
  opacity: .8;
}
.feature_02 {
  margin-top: 40px;
}
.catalog-gift {
  margin-top: 25px;
}
.catalog-gift-body {
  position: relative;
  isolation: isolate;
  padding: 30px 35px;
  background: #e3f1fc;
  border: 1px solid #ccc;
  box-shadow:
    inset 0 0 5px rgba(255, 255, 255, 1),
    inset 0 0 0 5px #fff;
  overflow: hidden;
}
.catalog-gift-body::before,
.catalog-gift-body::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  mix-blend-mode: overlay;
}
.catalog-gift-body::before {
  background: linear-gradient(
    to top left,
    rgba(255, 19, 19, 0.5) 0%,
    rgba(255, 0, 0, 0) 70%
  );
}
.catalog-gift-body::after {
  background: linear-gradient(
    128deg,
    rgba(0, 86, 192, 0) 30%,
    rgba(0, 86, 192, 0.53) 100%
  );
}
.catalog-gift-desc {
  margin-bottom: 20px;
  text-align: center;
}
.catalog-gift-body .wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}
.catalog-gift-text {
  flex: 1;
  font-size: 14px;
}
.catalog-gift-text p {
  line-height: 1.8;
}
.catalog-gift-text a {
  margin-top: 15px;
  display: block;
  border: 1px solid #ccc;
  border-radius: 5px;
  background: #fff;
  padding: 1px;
  width: 280px;
}
.category_list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.category_list li {
  width: calc((100% - 10px * 3) / 4);
}
.category_list li a {
  display: flex;
  align-items: center;
  padding-left: 10px;
  width: 100%;
  aspect-ratio: 182 / 50;
  font-size: 14px;
  font-weight: bold;
  color: #0D0C04;
  text-decoration: none;
  background: url(/img/usr/event_freespace/ochugen/2026/bg-category.png) no-repeat;
  transition: 0.3s ease;
  box-sizing: border-box;
  font-family: "Yu Mincho", "游明朝", "Hiragino Mincho ProN", "ヒラギノ明朝 ProN", serif;
}
.category_list li a:hover{
  opacity: 0.7;
}
.category_list_side li a {
  display: flex;
  align-items: center;
  padding-left: 10px;
  width: 100%;
  aspect-ratio: 186 / 50;
  font-size: 14px;
  font-weight: bold;
  color: #0D0C04;
  text-decoration: none;
  background: url(/img/usr/event_freespace/ochugen/2026/bg-side.png) no-repeat;
  transition: 0.3s ease;font-family: "Yu Mincho", "游明朝", "Hiragino Mincho ProN", "ヒラギノ明朝 ProN", serif;
    -webkit-text-stroke: 0.2px #0D0C04;
}
#sidenav05 ul li > span {
  display: flex;
  font-weight: bold;
  font-size: 13px;
  letter-spacing: 0;
  margin-top: 8px;
  font-family: "Yu Mincho", "游明朝", "Hiragino Mincho ProN", "ヒラギノ明朝 ProN", serif;
  -webkit-text-stroke: 0.2px #0D0C04;
}
#oseibo_sidenav #sidenav08 {
  padding: 4px;
  border: 1px solid #ccc;
  box-shadow: inset 0 0 1px rgba(255, 255, 255, 1), inset 0 0 0 1px #fff;
  background: #f8f3f3;
  width: 100%;
  height: unset;
  text-align: center;
  box-sizing: border-box;
}
#oseibo_sidenav #sidenav08 li:last-child {
  margin-bottom: 0;
}
#oseibo_sidenav #sidenav08 li {
  padding: 4px;
  background-color: #fff;
}
#oseibo_sidenav #sidenav08 li img {
  width: 100%;
}