.plan {
  overflow: hidden;
}

.plan-about {
  margin-top: -40px;
  padding: 64px 20px 80px;
  position: relative;
  z-index: 2;
}

.plan-about__inner {
  position: relative;
  z-index: 1;
}

.plan-about__content {
  align-items: center;
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin-top: 40px;
}

.plan-about__text {
  min-width: 0;
  width: 100%;
}

.plan-about__lead {
  color: #505050;
  margin-bottom: 24px;
}

.plan-about__img {
  aspect-ratio: 339/286;
  border-radius: 10px;
  flex-shrink: 0;
  margin-inline: auto;
  max-width: 339px;
  overflow: hidden;
  width: 100%;
}
.plan-fluctuation {
  background-color: #ffffff;
  border-radius: 20px 20px 0 0;
  margin-top: -20px;
  overflow: hidden;
  padding: 64px 20px 80px;
  position: relative;
  z-index: 2;
}

.plan-fluctuation__inner {
  position: relative;
  z-index: 2;
}

.plan-fluctuation .c-heading {
  margin-bottom: 40px;
}

.plan-fluctuation__content {
  align-items: center;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.plan-fluctuation__text {
  flex: 1;
  min-width: 0;
  width: 100%;
}

.plan-fluctuation__list {
  display: flex;
  flex-direction: column;
  margin-top: 30px;
}

.plan-fluctuation__item {
  align-items: center;
  border-bottom: 1px solid #d5e0ef;
  display: flex;
  gap: 12px;
  padding: 18px 0;
}
.plan-fluctuation__item:last-child {
  border-bottom: none;
}
.plan-fluctuation__item::before {
  background: url(../images/icon-check.svg) no-repeat center/contain;
  content: "";
  display: block;
  flex-shrink: 0;
  height: 32px;
  width: 32px;
}
.plan-fluctuation__item p {
  color: #505050;
  font-size: 14px;
  font-weight: 700;
  line-height: calc(32 / 16);
}

.plan-fluctuation__img {
  aspect-ratio: 430/476;
  border-radius: 10px;
  flex-shrink: 0;
  margin-inline: auto;
  max-width: 430px;
  overflow: hidden;
  width: 100%;
}
.plan-simulation {
  background: linear-gradient(180deg, #c4d7f2 0%, #eff3fb 14.904%, #eff3fb 100%);
  border-radius: 20px 20px 0 0;
  margin-top: -20px;
  padding: 64px 20px 0;
  position: relative;
  z-index: 2;
}

.plan-simulation__inner {
  padding-bottom: 80px;
  position: relative;
  z-index: 2;
}

.plan-simulation .c-heading {
  margin-bottom: 40px;
}

.plan-simulation__list {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.plan-sim-card {
  align-items: center;
  background-color: #ffffff;
  border: 1px solid #cedceb;
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 40px 20px;
}

.plan-sim-card__img {
  aspect-ratio: 430/349;
  border-radius: 10px;
  max-width: 430px;
  overflow: hidden;
  width: 100%;
}
.plan-sim-card__body {
  display: flex;
  flex-direction: column;
  width: 100%;
}

.plan-sim-card__head {
  border-bottom: 1px solid #cedceb;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding-bottom: 20px;
}

.plan-sim-card__title {
  color: #505050;
  font-size: clamp(1.25rem, 1.1080978809rem + 0.6054490414vw, 1.625rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: calc(36 / 26);
}

.plan-sim-card__price {
  align-items: baseline;
  display: flex;
  flex-shrink: 0;
  gap: 4px;
}

.plan-sim-card__price-num {
  color: #47a5e9;
  font-size: clamp(1.75rem, 1.6553985873rem + 0.4036326942vw, 2rem);
  font-weight: 700;
  line-height: 1;
}

.plan-sim-card__price-unit,
.plan-sim-card__price-tilde {
  color: #505050;
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
}

.plan-sim-card__price-tilde {
  padding-left: 12px;
}

.plan-sim-card__rows {
  display: flex;
  flex-direction: column;
}

.plan-sim-card__row {
  border-bottom: 1px solid #cedceb;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 0;
}
.plan-sim-card__row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.plan-sim-card__label {
  color: #47a5e9;
  flex-shrink: 0;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
}

.plan-sim-card__text {
  color: #3c3c3c;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
}

@media (min-width: 768px) {
  .plan-about {
    margin-top: -60px;
    padding: 80px 20px 100px;
  }
  .plan-about__content {
    flex-direction: row;
    gap: 48px;
    justify-content: space-between;
    margin-top: 48px;
  }
  .plan-about__text {
    max-width: 715px;
  }
  .plan-about__lead {
    margin-bottom: 40px;
  }
  .plan-about__img {
    margin-inline: 0;
    width: 339px;
  }
  .plan-fluctuation {
    border-radius: 40px 40px 0 0;
    margin-top: -40px;
    padding: 80px 20px 100px;
  }
  .plan-fluctuation .c-heading {
    margin-bottom: 70px;
  }
  .plan-fluctuation__item p {
    font-size: 16px;
  }
  .plan-fluctuation__img {
    margin-inline: 0;
    width: 430px;
  }
  .plan-simulation {
    border-radius: 40px 40px 0 0;
    margin-top: -40px;
    padding: 80px 20px 0;
  }
  .plan-simulation .c-heading {
    margin-bottom: 60px;
  }
  .plan-simulation__list {
    gap: 40px;
  }
  .plan-sim-card {
    flex-direction: row;
    justify-content: space-between;
    padding: 60px 20px;
  }
  .plan-sim-card__body {
    max-width: 515px;
  }
  .plan-sim-card__row {
    align-items: baseline;
    flex-direction: row;
    gap: 20px;
    padding-block: 25px;
  }
  .plan-sim-card__label {
    width: 4em;
  }
}

@media (min-width: 1024px) {
  .plan-fluctuation {
    margin-top: -150px;
    padding: 115px 20px 180px;
  }
  .plan-fluctuation__content {
    flex-direction: row;
    gap: 48px;
    justify-content: space-between;
  }
  .plan-fluctuation__text {
    max-width: 621px;
  }
  .plan-simulation {
    margin-top: -40px;
    padding: 121px 20px 0;
  }
  .plan-sim-card {
    padding: 60px 69px 60px 54px;
  }
  .plan-sim-card__img {
    width: 430px;
  }
  .plan-sim-card__head {
    align-items: flex-end;
    flex-direction: row;
    gap: 16px;
    gap: 0;
    justify-content: space-between;
  }
  .plan-sim-card__price {
    align-items: baseline;
    justify-content: center;
    max-width: 238px;
    padding-bottom: 7px;
    position: relative;
    width: 100%;
  }
  .plan-sim-card__price::before {
    background-color: #cedceb;
    content: "";
    display: block;
    height: 30px;
    left: 0;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
  }
  .plan-sim-card__label {
    max-width: 160px;
    width: 100%;
  }
}

@media (min-width: 1366px) {
  .plan-about {
    margin-top: -80px;
    padding: 117px 20px 68px;
  }
  .plan-simulation__inner {
    padding-bottom: 157px;
  }
}