@charset "UTF-8";

:root {
  /* 色管理用の変数 */
  --white-color: #fff;
  --blue-main-color: #3a555b;
  --blue-sub-color: #496d74;
  --blue-title-color: #1e6574;
  --blue-decoration-color: #5fb9c3;
  --bg-blue-color: #f2f8f4;
  --blue-numbering-color: #63aeb1;

  /* コンテンツ幅管理用の変数 */
  --content-width: 840px;
  --content-width-large: 1200px;
}

/* ---------- base ---------- */

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  color: var(--blue-main-color);
  background-color: var(--bg-blue-color);
  font-size: 16px;
  font-family: "SUSE", "Noto Sans JP", sans-serif;
  line-height: 1.8;
  letter-spacing: 0.04em;
}

/* ---------- layout ---------- */

.l_container_large,
.l_container {
  margin: 0 auto;
  padding: 0 16px;
}

.l_container_large {
  max-width: calc(var(--content-width-large) + 32px);
}

.l_container {
  max-width: calc(var(--content-width) + 32px);
}

.l_section {
  padding-top: 100px;
  padding-bottom: 100px;
}

.l_title {
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--blue-sub-color);
  font-size: 25px;
}

.l_title::before {
  content: "";
  background-color: var(--blue-decoration-color);
  height: 2px;
  width: 40px;
  margin-bottom: 20px;
}

.l_title span {
  font-weight: 700;
  color: var(--blue-title-color);
  font-size: 28px;
}

.l_button {
  display: block;
  margin: 12px auto 0;
  border-radius: 100vw;
  background-color: var(--blue-decoration-color);
  color: var(--white-color);
  font-weight: 700;
  max-width: 400px;
  width: 100%;
  padding: 16px 40px;
  font-size: 22px;
  text-align: center;
  text-decoration: none;
  box-sizing: border-box;
}

/* kv */
.kv {
  position: relative;
  margin: 0 auto 80px;
  padding-top: 40px;
}

.kv_main-wrapper {
  position: relative;
}

.kv_main_image {
  width: 100%;
  max-height: 650px;
  display: block;
  object-fit: cover;
  border-radius: 32px;
}

.kv_main_text-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  flex-direction: column;
  color: var(--white-color);
  padding-right: 45px;
  gap: 6px;
}

.kv_main_text_title {
  font-weight: 700;
  font-size: 42px;
}

.kv_main_text_subtitle {
  font-weight: 500;
  letter-spacing: 0.08em;
  font-size: 22px;
}

.kv_desc {
  text-align: left;
  padding: 0 40px;
  margin-top: 40px;
}

/* feature_section */
.feature_section {
  background-color: var(--white-color);
}

.feature_list {
  counter-reset: titlenum;
  display: flex;
  flex-direction: column;
  width: 100%;
  margin-top: 60px;
  gap: 40px;
}

.feature_item {
  position: relative;
  background-color: #f8ffff;
  display: flex;
  flex-direction: row;
  border-radius: 16px;
  gap: 24px;
  padding: 32px;
}

.feature_item_icon {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
}

.feature_text-box {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feature_item_title {
  display: flex;
  flex-direction: column;
  font-weight: 700;
  font-size: 20px;
}

.feature_item_title::before {
  counter-increment: titlenum;
  content: "0" counter(titlenum);
  color: var(--blue-numbering-color);
  font-weight: 500;
  font-size: 15px;
}

/* divider */
.divider_image {
  width: 100%;
  height: 450px;
  object-fit: cover;
}

/* price_section */
.price_content-wrapper {
  margin-top: 60px;
}

.price_content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background-color: var(--white-color);
  padding: 60px 40px;
  border-radius: 40px;
  gap: 16px;
}

.price_content_main-text {
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 30px;
}

.price_content_sub-text {
  font-weight: 600;
  font-size: 18px;
}

.price_content_desc {
  display: block;
  text-align: center;
  color: #777777;
  font-size: 15px;
  line-height: 1.8;
  margin-top: 8px;
}

.price_content .l_button {
  margin: 16px auto;
}

.price_content.__form {
  margin-top: 60px;
  gap: 16px;
}

.price_content.__form .l_button {
  margin-top: 8px;
}

.price_content.__form .price_content_desc {
  margin-top: 8px;
}

/* ==========================================
  responsive - 1080px以下
========================================== */
@media screen and (max-width: 1080px) {
  .l_container_large,
  .l_container {
    padding: 0 24px;
  }

  .kv {
    margin: 0 auto 80px;
    padding-top: 32px;
  }

  .kv_main_text_title {
    font-size: 36px;
  }

  .kv_main_text_subtitle {
    font-size: 20px;
  }

  .divider_image {
    height: 350px;
  }

  .price_content_desc {
    color: #777777;
    text-align: center;
  }

}

/* ==========================================
  responsive - 768px以下
========================================== */
@media screen and (max-width: 768px) {
  .l_section {
    padding-top: 80px;
    padding-bottom: 80px;
  }

  .kv {
    margin: 0 auto 60px;
    padding-top: 24px;
  }

  .kv_main_image {
    max-height: 480px;
  }

  .kv_main_text-wrapper {
    padding-right: 32px;
  }

  .kv_main_text_title {
    font-size: 28px;
  }

  .kv_main_text_subtitle {
    font-size: 18px;
  }

  .kv_desc {
    padding: 0 16px;
    margin-top: 32px;
  }

  .l_title {
    font-size: 22px;
  }

  .l_title span {
    font-size: 24px;
  }

  .feature_list {
    margin-top: 45px;
    gap: 30px;
  }

  .feature_item {
    padding: 24px;
    gap: 20px;
  }

  .feature_item_icon {
    width: 60px;
    height: 60px;
  }

  .divider_image {
    height: 280px;
  }

  .price_content-wrapper {
    margin-top: 45px;
  }

  .price_content {
    padding: 48px 28px;
    border-radius: 32px;
    gap: 14px;
  }

  .price_content_main-text {
    font-size: 26px;
  }

  .price_content_sub-text {
    font-size: 16px;
  }

  .price_content_desc {
    color: #777777;
    font-size: 14px;
    text-align: center;
  }

  .price_content.__form {
    margin-top: 40px;
  }

}

/* ==========================================
  responsive - 450px以下
========================================== */
@media screen and (max-width: 450px) {
  body {
    font-size: 14px;
  }

  .l_container_large,
  .l_container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .l_section {
    padding-top: 60px;
    padding-bottom: 60px;
  }

  .l_title {
    font-size: 20px;
  }

  .l_title::before {
    width: 40px;
    margin-bottom: 20px;
  }

  .l_title span {
    font-size: 22px;
  }

  .l_button {
    font-size: 20px;
    padding: 14px 20px;
  }

  .kv {
    margin: 0 auto 40px;
    padding-top: 16px;
  }

  .kv_main_image {
    max-height: none;
    aspect-ratio: 1 / 1;
    border-radius: 16px;
    object-position: 15%;
  }

  .kv_main_text-wrapper {
    padding-right: 20px;
  }

  .kv_main_text_title {
    font-size: 22px;
  }

  .kv_main_text_subtitle {
    font-size: 15px;
  }

  .kv_desc {
    font-size: 14px;
    padding: 0 8px;
    margin-top: 24px;
  }

  .feature_list {
    margin-top: 40px;
    padding: 0;
    gap: 20px;
  }

  .feature_item {
    gap: 16px;
    padding: 20px;
  }

  .feature_item_icon {
    width: 50px;
    height: 50px;
  }

  .feature_text-box {
    gap: 6px;
  }

  .feature_item_title {
    font-size: 16px;
  }

  .feature_desc {
    font-size: 14px;
  }

  .feature_item_title::before {
    font-size: 15px;
  }

  .divider_image {
    height: 220px;
  }

  .price_content-wrapper {
    margin-top: 40px;
  }

  .price_content {
    padding: 40px 20px;
    border-radius: 30px;
    gap: 12px;
  }

  .price_content_main-text {
    font-size: 24px;
  }

  .price_content_sub-text {
    font-size: 15px;
  }

  .price_content_desc {
    color: #777777;
    font-size: 13px;
    text-align: left;
  }

  .price_content.__form {
    margin-top: 26px;
  }

}


/* ---------- footer ---------- */

.l_footer {
  background-color: var(--blue-decoration-color);
  color: var(--white-color);
  padding: 24px 0;
  text-align: center;
}

.copyright {
  font-size: 14px;
  letter-spacing: 0.05em;
  margin: 0;
}

/* ==========================================
  responsive - 1080px以下
========================================== */
@media screen and (max-width: 1080px) {
  .l_footer {
    padding: 20px 0;
  }
}

/* ==========================================
  responsive - 768px以下
========================================== */
@media screen and (max-width: 768px) {
  .l_footer {
    padding: 18px 0;
  }

  .copyright {
    font-size: 13px;
  }
}

/* ==========================================
  responsive - 450px以下
========================================== */
@media screen and (max-width: 450px) {
  .l_footer {
    padding: 16px 0;
  }

  .copyright {
    font-size: 12px;
  }
}