@charset "UTF-8";

/* 共通部分 */
body {
  font-family: "Poppins", "Zen Maru Gothic", sans-serif;
  font-weight: 400;
  font-size: 16px;
  letter-spacing: .05em;
  color: #333333;
}

a {
  text-decoration: none;
  color: #333333;
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: bottom;
}

.pc-only {
  display: block;
}

.sp-only {
  display: none;
}

/* 全体設定 */
.section {
  padding: 90px 0;
}

.container {
  max-width: 1340px;
  margin: 0 auto;
  padding: 0 40px;
}

ul {
  list-style: none;
}


html {
  scroll-behavior: smooth;
}
.artwork-caption {
  scroll-margin-top: 100px; 
}

/* アニメーションの*/
@keyframes blurIn {
  0% {
    opacity: 0;
    transform: translateY(15px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* アニメーションを適用するクラス */
.blur-in {
  animation: blurIn 3s cubic-bezier(0.25, 1, 0.5, 1) forwards;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transform: translateZ(0);
}
/* Artwork ページ */
.artwork-section .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.artwork-intro {
  width: 100%;
  max-width: 700px;
  background-color: #f7f7f7;
  padding: 24px 20px;
  margin-top: 20px;
  margin-bottom: 70px;
  text-align: center;
  border-radius: 4px;
}

.intro-line {
  font-size: 13px;
  color: #333333;
  line-height: 1.8;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.artwork-item {
  width: 100%;
  max-width: 700px;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 90px;
}

.artwork-img-link {
  display: block;
  width: 100%;
  text-decoration: none;
}

.artwork-img {
  width: 100%;
  overflow: hidden;
  margin-bottom: 20px;
}

.artwork-img img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: opacity 0.3s ease;
}

.artwork-img-link:hover .artwork-img img {
  opacity: 0.85;
}

.artwork-row {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 30px;
  width: 100%;
  max-width: 700px;
  margin-bottom: 90px;
}

.artwork-row .artwork-item {
  width: calc(50% - 15px);
  margin-bottom: 0;
}

.artwork-caption {
  text-align: center;
}

.caption-link {
  display: block;
  text-decoration: none;
  color: #333333;
  transition: color 0.3s ease, opacity 0.3s ease, transform 0.1s ease;
}

.artist-title {
  font-size: 15px;
  font-weight: 500;
  line-height: 1.6;
  margin-bottom: 6px;
  color: inherit;
}

.artwork-detail {
  font-size: 13px;
  line-height: 1.7;
  color: inherit;
}

.caption-link:hover {
  color: #888888;
  opacity: 0.8;
}

.caption-link:active {
  transform: scale(0.98);
  opacity: 0.6;
}

/* 戻るボタン */
.back-btn-container {
  display: flex;
  justify-content: center;
  margin-top: 80px;
  margin-bottom: 60px;
}

.back-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  width: 180px;
  padding: 12px 0;
  background-color: #f8f8f8;
  color: #333333;
  font-size: 18px;
  font-family: "Poppins", sans-serif;
  border-radius: 6px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.back-arrow {
  font-size: 20px;
  line-height: 1;
}

.back-btn:hover {
  background-color: #dcdcdc;
  color: #ffffff;
}

/* フッター */
.footer {
  padding: 30px;
  background-color: #ffffff;
}

.copyright {
  font-size: 10px;
  text-align: center;
  color: #797979;
}

/* レスポンシブ（768px以下） */
@media screen and (max-width: 768px) {
  .section {
    padding: 50px 0;
  }

  .container {
    padding: 0 20px;
  }


  .artwork-intro {
    padding: 18px 15px;
    margin-bottom: 50px;
  }

  .intro-line {
    font-size: 8px;
    line-height: 1.6;
  }

  .artwork-item {
    margin-bottom: 60px;
  }

  .artwork-img {
    margin-bottom: 14px;
  }

  .artist-title {
    font-size: 12px;
  }

  .artwork-detail {
    font-size: 8px;
  }

  .artwork-row {
    gap: 15px;
    margin-bottom: 60px;
  }

  .artwork-row .artwork-item {
    width: calc(50% - 7.5px);
  }
}