/* font */
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@100..900&display=swap");

@font-face {
  font-family: "LINESeedJP OTF";
  font-weight: 300;
  src: url("../font/LINESeedJP_OTF_Rg.woff2") format("woff2");
  font-display: swap;
}

@font-face {
  font-family: "LINESeedJP OTF";
  font-weight: 700;
  src: url("../font/LINESeedJP_OTF_Bd.woff2") format("woff2");
  font-display: swap;
}

@font-face {
  font-family: "LINESeedJP OTF";
  font-weight: 800;
  src: url("../font/LINESeedJP_OTF_Eb.woff2") format("woff2");
  font-display: swap;
}
/* -------------------------------------------
 ベース
------------------------------------------- */

html {
  scroll-behavior: smooth;
}

/* 変数 */
:root {
  --font-base: "Noto Sans JP", sans-serif;
  --font-sub: "LINESeedJP OTF", sans-serif;
  --font-main-ttl: "LINESeedJP OTF", sans-serif;
  --font-btn: "LINESeedJP OTF", sans-serif;
}

/* style上書き */
.sns {
  z-index: 1;
}

/* -------------------------------------------
 base
------------------------------------------- */
.base {
  max-width: none;
  position: relative;
  background: transparent;
  clip-path: inset(0);

  @media (max-width: 428px) {
    padding-bottom: 0;
  }

  @media (max-width: 375px) {
    padding-bottom: 0;
  }
}

.base::before {
  content: "";
  display: block;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  position: fixed;
  top: 0;
  left: 0;
  z-index: -1;
  background: no-repeat top center/cover url(../images/bg.webp);
}

/* -------------------------------------------
 decoration-wrap
------------------------------------------- */

.decoration-wrap {
  width: 100%;
  position: fixed;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 700px;
  top: 0;
  left: 0;
  align-items: center;
  pointer-events: none;
}

.decoration-wrap__left,
.decoration-wrap__right {
  height: 100vh;
  height: 100dvh;
  padding-inline: 13%;
  padding-block: 100px;
  box-sizing: border-box;
}

.decoration-wrap__left-img,
.decoration-wrap__right-img {
  display: block;
  height: 100%;
  object-fit: contain;
  margin-inline: auto;
}

@media (max-width: 1024px) {
  .decoration-wrap {
    display: none;
  }
}

/* -------------------------------------------
 main-container
------------------------------------------- */
main.main-container {
  max-width: 700px;
  margin-inline: auto;
  z-index: 1;
  position: relative;
}

main.main-container::before {
  content: "";
  display: block;
  width: 700px;
  height: 100vh;
  height: 100dvh;
  position: fixed;
  top: 0;
  left: calc((100% - 700px) / 2);
  z-index: -1;
  background: no-repeat top center/cover url(../images/bg-inside.webp);
}

/* -------------------------------------------
 main-section
------------------------------------------- */

.main-section--padding-bottom {
  padding-bottom: 50px;
}

.main-section__inner {
  max-width: 620px;
  margin-inline: auto;
  padding-block: 50px;
  display: flex;
  flex-direction: column;
  gap: 34px;
}

.main-section__lead {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.main-section__ttl {
  font-family: var(--font-main-ttl);
  text-align: center;
  font-weight: 800;
  color: #358b42;
  font-size: clamp(20px, calc(20px + (34 - 20) * (100vw - 375px) / (700 - 375)), 34px);
  line-height: 1.5;
  min-height: 1.6em;
  display: flex;
  justify-content: center;
  align-items: center;
}

.main-section__text-box {
  font-family: var(--font-base);
  font-weight: 350;
  text-align: center;
  font-size: clamp(16px, calc(16px + (24 - 16) * (100vw - 375px) / (700 - 375)), 24px);
  line-height: 1.3;
}

.main-section__text:not(:last-child) {
  padding-bottom: 1em;
}

@media (max-width: 768px) {
  .main-section__ttl {
    max-width: 95%;
  }
  .main-section__text-box {
    max-width: 95%;
  }

  .main-section__inner {
    padding-block: 30px;
  }
}

/* -------------------------------------------
 btn
------------------------------------------- */
.btn {
  font-family: var(--font-btn);
  font-weight: 800;
  text-align: center;
  font-size: clamp(20px, calc(20px + (35 - 20) * (100vw - 375px) / (700 - 375)), 35px);
  color: #fff;
  background: #47b831;
  line-height: 1.2;
  padding: 0.6em 1.5em;
  width: 90%;
  display: block;
  max-width: 554px;
  margin-inline: auto;
  border-radius: 9999px;
}

.btn:hover {
  opacity: 0.7;
}

/* -------------------------------------------
 stamp
------------------------------------------- */

.stamp {
  max-width: 620px;
  margin-inline: auto;
  background: #fff;
  padding: 30px;
  align-items: center;
}

.stamp__header {
  display: grid;
  grid-template-columns: 34% auto;
  gap: 22px;
  align-items: center;
  padding-bottom: 30px;
}

.stamp__info {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-family: var(--font-sub);
}

.stamp__ttl {
  font-weight: 800;
  font-size: clamp(19px, calc(19px + (31 - 19) * (100vw - 375px) / (700 - 375)), 31px);
  line-height: 1.12;
}

.stamp__artist {
  font-weight: 400;
  font-size: clamp(11px, calc(11px + (18 - 11) * (100vw - 375px) / (700 - 375)), 18px);
  border-bottom: 1px solid;
  width: fit-content;
  line-height: 1;
}

.stamp__artist :hover {
  border-color: transparent;
}

.stamp__text-box {
  font-weight: 400;
  font-size: clamp(11px, calc(11px + (18 - 11) * (100vw - 375px) / (700 - 375)), 18px);
  line-height: 1.6;
}

.stamp__text:not(:last-child) {
  padding-bottom: 1em;
}

.stamp__detail {
  display: flex;
  gap: 10px;
  align-items: baseline;
  line-height: 1.2;
}

.stamp__price {
  color: #47B831;
  font-weight: 700;
  font-size: clamp(20px, calc(20px + (32 - 20) * (100vw - 375px) / (700 - 375)), 32px);
}

.stamp__type-number {
  color: #666666;
  font-size: clamp(11px, calc(11px + (18 - 11) * (100vw - 375px) / (700 - 375)), 18px);
}

@media (max-width: 768px) {
  .stamp {
    padding: 18px;
  }

  .stamp__info {
    gap: 6px;
  }

  .stamp__header {
    padding-bottom: 18px;
  }
}

/* -------------------------------------------
 stamp-list
------------------------------------------- */

.stamp-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 23px;
}

.stamp-list__item:hover {
  opacity: 0.7;
}

@media (max-width: 768px) {
  .stamp-list {
    gap: 14px;
  }
}

/* -------------------------------------------
 レスポンシブ対応
------------------------------------------- */

@media (min-width: 769px) {
  .sp {
    display: none;
  }
}

@media (max-width: 768px) {
  .pc {
    display: none;
  }
}