/* ========================================
   Price Introduction (導入セクション)
======================================== */
.price-intro {
  position: relative;
  overflow: hidden;
}

/* 装飾円 */
.price-intro__deco-circle {
  position: absolute;
  border-radius: 50%;
  border: 2px solid rgba(28, 107, 18, 0.15);
  pointer-events: none;
  z-index: 0;
}

.price-intro__deco-circle--1 {
  width: 380px;
  height: 380px;
  top: -50px;
  left: -150px;
}

.price-intro__deco-circle--2 {
  width: 520px;
  height: 520px;
  top: 60px;
  left: -170px;
}

.price-intro__deco-circle--3 {
  width: 200px;
  height: 200px;
  top: 100px;
  right: -60px;
}

.price-intro__deco-circle--4 {
  width: 350px;
  height: 350px;
  top: 30px;
  right: -100px;
}

.price-intro__deco-circle--5 {
  width: 600px;
  height: 600px;
  top: -220px;
  right: -200px;
  opacity: 0.5;
}

/* 上部白背景エリア */
.price-intro__top {
  position: relative;
  z-index: 1;
  background:
    url('../images/price-intro__top-left.png') left center / contain no-repeat,
    url('../images/price-intro__top-right.png') right top / contain no-repeat,
    var(--color-white);
  padding: 80px 20px 60px;
  text-align: center;
}

.price-intro__top::after {
  content: "";
  position: absolute;
  bottom: -36px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 192px solid transparent;
  border-right: 192px solid transparent;
  border-top: 37px solid var(--color-white);
  z-index: 2;
}

.price-intro__heading {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.5;
  margin-bottom: 20px;
}

.price-intro__heading-price {
  font-family: var(--font-en);
  font-size: 50px;
  font-weight: 700;
  color: var(--color-primary);
  font-style: italic;
  letter-spacing: -1px;
  margin-right: .1em;
}

.price-intro__heading-unit {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-primary);
}

.price-intro__heading-text {
  font-size: 32px;
  font-weight: 700;
}

.price-intro__lead {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.8;
  color: var(--color-text);
  margin-bottom: 30px;
}

/* ボタン */
.price-intro__buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.price-intro__btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 360px;
  height: 79px;
  border-radius: 80px;
  text-decoration: none;
  transition: opacity 0.3s;
}

.price-intro__btn:hover {
  opacity: 0.85;
}

.price-intro__btn--phone {
  background: var(--color-white);
  border: 2px solid var(--color-accent);
  color: var(--color-accent);
}

.price-intro__btn--phone .price-intro__btn-main {
  font-family: var(--font-en);
  font-size: 24px;
  font-weight: 400;
  line-height: 1;
}

.price-intro__btn--phone .price-intro__btn-sub {
  font-size: 14px;
  margin-top: 4px;
}

.price-intro__btn--contact {
  background: var(--color-accent);
  color: var(--color-white);
}

.price-intro__btn--contact .price-intro__btn-main {
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
}

.price-intro__btn--contact .price-intro__btn-sub {
  font-size: 14px;
  margin-top: 4px;
}

/* 下部グリーン背景エリア */
.price-intro__bottom {
  position: relative;
  z-index: 1;
  background: var(--color-primary-light);
  padding: 80px 20px 80px;
  text-align: center;
}

.price-intro__bottom::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 30px solid transparent;
  border-right: 30px solid transparent;
  border-top: 52px solid var(--color-white);
}

.price-intro__icon-group {
  margin-bottom: 20px;
}

.price-intro__icon-img {
  width: 135px;
  height: auto;
  margin: 0 auto;
}

.price-intro__catch {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.5;
  margin-bottom: 30px;
}

.price-intro__catch-highlight {
  color: var(--color-primary);
  background: var(--color-yellow);
  padding: 0 4px;
  display: inline;
}

.price-intro__catch-normal {
  color: var(--color-white);
}

.price-intro__desc {
  font-size: 16px;
  font-weight: 500;
  line-height: 1.85;
  color: var(--color-white);
}

.price-intro__desc-marker {
  background: linear-gradient(transparent 0%, var(--color-primary) 0%);
  padding: 0 2px;
}

/* ========================================
   Responsive
======================================== */
@media (max-width: 768px) {
  .price-intro__deco-circle {
    display: none;
  }

  .price-intro__top {
    padding: 50px 20px 40px;
    background-size: 30% auto, 30% auto;
  }

  .price-intro__top::after {
    border-left: 100px solid transparent;
    border-right: 100px solid transparent;
    border-top: 20px solid var(--color-white);
    bottom: -19px;
  }

  .price-intro__bottom::before {
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
    border-top: 26px solid var(--color-white);
  }

  .price-intro__heading {
    font-size: 22px;
  }

  .price-intro__heading-price {
    font-size: 36px;
  }

  .price-intro__heading-unit {
    font-size: 22px;
  }

  .price-intro__heading-text {
    font-size: 22px;
  }

  .price-intro__lead {
    font-size: 14px;
  }

  .price-intro__buttons {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .price-intro__btn {
    width: 100%;
    max-width: 340px;
    height: 68px;
  }

  .price-intro__btn--phone .price-intro__btn-main {
    font-size: 20px;
  }

  .price-intro__btn--contact .price-intro__btn-main {
    font-size: 18px;
  }

  .price-intro__bottom {
    padding: 50px 20px 60px;
  }

  .price-intro__catch {
    font-size: 22px;
  }

  .price-intro__desc {
    font-size: 14px;
  }

  .price-intro__icon-img {
    width: 100px;
  }
}