/* ---------------------
  add
--------------------- */
.header__nav-link {
  font-size: 14px;
}
.header__nav-link li {
  margin-right: 20px;
}

@media screen and (max-width: 1200px) and (min-width: 641px) {
  #social {
    right: 90px;
  }
}
.w1300 {
  max-width: 90%;
  width: 1300px;
  margin-left: auto;
  margin-right: auto;
}

.reserve {
  margin-top: 70px;
  padding: 100px 0;
  background-color: #e9eff8;
}
@media screen and (max-width: 834px) {
  .reserve {
    margin-top: 50px;
    padding: 50px 0;
  }
}
.reserve .each-letter {
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
}
.reserve-tab01 {
  width: fit-content;
  margin: 70px auto 0;
  padding: 10px 15px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  gap: 30px;
  background-color: #fff;
  border-radius: 100vmax;
  -webkit-border-radius: 100vmax;
}
@media screen and (max-width: 834px) {
  .reserve-tab01 {
    width: 100%;
    margin-top: 30px;
    gap: 20px;
  }
}
@media screen and (max-width: 590px) {
  .reserve-tab01 {
    padding: 1.5vw 2vw;
    gap: 3vw;
    font-size: 2.7vw;
  }
}
.reserve-tab01__btn {
  position: relative;
  width: 240px;
  display: block;
  padding: 10px;
  text-align: center;
  background-color: #e9eff8;
  border-radius: 100vmax;
  -webkit-border-radius: 100vmax;
}
.reserve-tab01__btn.current {
  color: #fff;
  background-color: #3da3dc;
}
.reserve-tab01__btn span {
  position: absolute;
  right: 10px;
  top: calc(50% - 12px);
}
@media screen and (max-width: 590px) {
  .reserve-tab01__btn span {
    right: 1.5vw;
    top: calc(50% - 2vw);
    font-size: 4vw;
  }
}
.reserve-tabBox01 {
  margin-top: 30px;
  padding: 35px 50px;
  background-color: #fff;
  border-radius: 20px;
  -webkit-border-radius: 20px;
}
@media screen and (max-width: 1100px) {
  .reserve-tabBox01 {
    padding: 30px;
  }
}
@media screen and (max-width: 500px) {
  .reserve-tabBox01 {
    margin-top: 20px;
    padding: 20px;
  }
}
.reserve-ttl {
  position: relative;
  margin-bottom: 30px;
  padding-bottom: 10px;
  text-align: center;
  font-size: 24px;
  font-weight: 500;
}
@media screen and (max-width: 500px) {
  .reserve-ttl {
    font-size: 20px;
    padding-bottom: 5px;
  }
}
.reserve-ttl::before {
  position: absolute;
  content: "";
  width: 30px;
  height: 2px;
  bottom: 0;
  left: calc(50% - 15px);
  background-color: #182e32;
}
.reserve-tab02 {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  gap: 8px;
}
.reserve-tab02.sp {
  display: none;
}
@media screen and (max-width: 834px) {
  .reserve-tab02.sp {
    position: relative;
    display: block;
  }
  .reserve-tab02.sp::before {
    position: absolute;
    content: "arrow_drop_down";
    font-family: "Material Symbols Outlined";
    top: 50%;
    right: 30px;
    transform: translateY(-50%);
    z-index: 1;
    font-size: 24px;
  }
}
@media screen and (max-width: 834px) and (max-width: 500px) {
  .reserve-tab02.sp::before {
    right: 4vw;
  }
}
@media screen and (max-width: 834px) {
  .reserve-tab02.pc {
    display: none;
  }
}
.reserve-tab02__btn {
  display: block;
  padding: 10px;
  width: calc((100% - 40px) / 6);
  border: 2px solid #e9f1f6;
  text-align: center;
  border-radius: 100vmax;
  -webkit-border-radius: 100vmax;
}
.reserve-tab02__btn.current {
  background-color: #3da3dc;
  color: #fff;
  border-color: #3da3dc;
}
.reserve-tab02__select {
  width: 100%;
  padding: 10px 40px;
  border: 1px solid #e9eff8;
  border-radius: 100vmax;
  -webkit-border-radius: 100vmax;
}
@media screen and (max-width: 500px) {
  .reserve-tab02__select {
    padding: 10px 20px;
    font-size: 16px;
  }
}
.reserve-tabBox02 {
  margin-top: 10px;
}
.reserve-btn {
  display: block;
  max-width: 500px;
  width: 100%;
  margin: 30px auto 0;
  padding: 15px 10px;
  background-color: #fff;
  font-size: 20px;
  text-align: center;
  border-radius: 100vmax;
  -webkit-border-radius: 100vmax;
}
@media screen and (max-width: 834px) {
  .reserve-btn {
    font-size: 14px;
  }
}
.reserve-btn:hover {
  background-color: #3da3dc;
  color: #fff;
}

/* ---------------------
  top blog
--------------------- */
.blog {
  padding-bottom: 120px;
}
.blog .w1200 {
  position: relative;
}
@media screen and (max-width: 640px) {
  .blog .w1200 {
    padding-bottom: 50px;
  }
}

.blog__top-flex {
  position: unset;
  margin-bottom: 30px;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  gap: 30px;
}
@media screen and (max-width: 960px) {
  .blog__top-flex {
    flex-direction: unset;
  }
  .blog__top-flex .news__archive-link {
    position: relative;
    bottom: auto;
    right: auto;
  }
  .blog__top-flex .news__title_small {
    margin-top: 0;
    margin-left: 0;
  }
}
@media screen and (max-width: 640px) {
  .blog__top-flex {
    margin-bottom: 20px;
  }
  .blog__top-flex .news__archive-link {
    position: absolute;
    bottom: 0;
    right: 0;
  }
}

.blog__title-box {
  width: 52%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: start;
  -ms-flex-pack: start;
  justify-content: flex-start;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-flex-wrap: wrap;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  gap: 20px 70px;
}
@media screen and (max-width: 960px) {
  .blog__title-box {
    width: calc(100% - 150px);
  }
}
@media screen and (max-width: 640px) {
  .blog__title-box {
    width: 100%;
  }
}

.blog__list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-column-gap: 40px;
  grid-row-gap: 40px;
}
@media screen and (max-width: 834px) {
  .blog__list {
    grid-column-gap: 20px;
    grid-row-gap: 20px;
  }
}
@media screen and (max-width: 740px) {
  .blog__list {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media screen and (max-width: 500px) {
  .blog__list {
    grid-template-columns: repeat(1, 1fr);
  }
}

.blog-tumn {
  display: block;
  width: 100%;
  aspect-ratio: 666/450;
}
.blog-tumn img {
  aspect-ratio: 666/450;
  object-fit: cover;
  object-position: center center;
}

.blog__flex {
  margin-top: 25px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: start;
  -ms-flex-pack: start;
  justify-content: flex-start;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-flex-wrap: wrap;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  gap: 10px;
}
@media screen and (max-width: 834px) {
  .blog__flex {
    margin-top: 10px;
  }
}

.blog__time {
  font-weight: 500;
  font-size: 14px;
}

.blog__cate {
  display: block;
  font-size: 12px;
  color: #3da3dc;
  background-color: #e9eff8;
  padding: 0 10px;
  border-radius: 100vmax;
  -webkit-border-radius: 100vmax;
}

.blog__ttl {
  font-size: 16px;
}

.post-main .blog__list {
  grid-template-columns: repeat(2, 1fr);
}
@media screen and (max-width: 540px) {
  .post-main .blog__list {
    grid-template-columns: repeat(1, 1fr);
  }
}
.post-main .blog-tumn {
  aspect-ratio: 754/510;
}
.post-main .blog__flex {
  margin-top: 20px;
  gap: 10px 20px;
}
@media screen and (max-width: 834px) {
  .post-main .blog__flex {
    margin-top: 10px;
    gap: 10px;
  }
}