@charset "UTF-8";

/* --- Reset & Base --- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", sans-serif;  color: #333;
  background-color: #a8cad0;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

h3 {
  font-size: .9rem;
}

.sp_only {
  display: none!important;
}

.pc_only {
  display: block!important;
}

a img {
  transition: .4s;
}

a img:hover {
  opacity: .8;
}

/* --- 英語大見出し（New Season Essentials など） --- */
.en-heading {
  font-family: "Bodoni Moda", Didot, "Bodoni MT", serif;
  font-weight: 400; /* 必要に応じて 500 や 600 */
  letter-spacing: 0.03em;
}

/* --- 日本語見出し・キャッチコピー（新しい季節に選びたい〜 など） --- */
.ja-heading {
  font-family: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-weight: 500;
  letter-spacing: 0.08em;
}

/* --- Layout (PC) --- */
.layout-container {
  display: grid;
  grid-template-columns: 1fr 1fr; /* 2カラム構成 */
  width: 100vw;
  height: 100vh;
  overflow: hidden; /* コンテナ全体のスクロールを抑止 */
  max-width: 1400px;
  margin: 0 auto;
}

/* 左側スタティック（固定）エリア (1fr) */
.side-left {
  background-color: #eaeaea;
  height: 100vh;
  overflow: hidden;
}

.side-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10%;
  background-color: #a8cad0;
  border-right: 4px solid #fff;
}

/* 右側スクロール可能メインエリア (50vw) */
.main-content {
  height: 100vh;
  overflow-y: auto; /* 縦スクロールを有効化 */
  background-color: #fff;
  scrollbar-width: thin; /* スクロールバーの幅を細く */
  border-right: 4px solid #fff;
}

/* --- Main Content Styling --- */
.section {
  padding: 40px 0;
  text-align: center;
}

/* Hero Section */
.hero-section {
  padding: 0 0 60px 0;
}

.hero-banner {
  display: flex;
  background-color: #5b8d96; /* イメージ画像に近いブルーグリーン */
  color: #fff;
  text-align: left;
}

.hero-text-block {
  padding: 30px 20px;
  flex: 1;
}

.hero-text-block h1 {
  font-size: 1.8rem;
  font-weight: normal;
  line-height: 1.2;
  margin-bottom: 10px;
}

.hero-text-block .subtitle {
  font-size: 0.8rem;
  opacity: 0.9;
}

.hero-image {
  flex: 1;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.intro-text {
  padding: 50px 20px 0;
  font-size: 0.85rem;
  line-height: 1.8;
  color: #7ea7af;
}


/* Section Common */
.section-title h2 {
  font-size: 1.5rem;
  font-weight: normal;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}

.main-visual {
  margin-bottom: 20px;
}

.section-desc {
  font-size: 0.85rem;
  line-height: 1.6;
  color: #555;
  margin-bottom: 25px;
}

/* Color Variations Grid */
.color-variations {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 15px;
}

.color-variations.col-2 {
  grid-template-columns: repeat(2, 1fr);
}

.color-variations.col-3 {
  grid-template-columns: repeat(3, 1fr);
}

.color-variations .item span {
  display: block;
  font-size: 0.75rem;
  color: #777;
  margin-top: 5px;
}

/* 2-Column Grid Section */
.grid-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  text-align: left;
}

.grid-two-col h3 {
  font-family: serif;
  font-size: 1.1rem;
  font-weight: normal;
  margin-bottom: 12px;
}

.grid-two-col .small-desc {
  font-size: 0.75rem;
  color: #7ea7af;
  margin: 10px 0;
}

.btn-more {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: #333;
  text-decoration: underline;
}

/* Footer */
.content-footer {
  padding: 40px 20px;
  background-color: #fafafa;
}

.footer-placeholder {
  width: 100%;
  height: 150px;
  background-color: #888;
  margin-bottom: 30px;
}

.footer-info {
  text-align: center;
}

.brand-name {
  font-family: serif;
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.copyright {
  font-size: 0.7rem;
  color: #999;
}

.sub-visual{
    width: 70%; 
    margin: 20px auto;
}

.soft-pleats {
  color: #484646;
}

.soft-pleats .color-variations {
    width: 90%;
    margin: 0 auto;
}

.soft-pleats .section-desc {
  margin: 40px 20px 54px;
  line-height: 1.6;
}

.soft-pleats .section-desc h3 {
  font-size: 1.1rem;
}

.soft-pleats .section-desc p {
  font-size: 0.85rem;
  margin-top: 16px;
}

.must-have-items {
  color: #7ea7af;
}

.section-price {
  margin: 30px 0 32px;
}

.section-price p {
  font-size: .8rem;
  line-height: 1.6;
  margin-top: 10px;
}

.section-price .buy-btn a:hover {
  background-color: #7ea7af;
  color: #fff;
}

.section-price .buy-btn a {
  text-decoration: none;
  display: inline-block;
  background-color: #fff;
  padding: 4px 12px;
  font-size: .65rem;
  margin-left: 14px;
  border-radius: 4px;
  text-decoration: none;
  transition: .4s;
  line-height: 1.6;
}

.must-have-items {
  padding: 64px 20px 64px;
}

.must-have-items .col-item h3 {
  font-size: 1.6rem;
  text-align: center;
}

.must-have-items .col-item:nth-child(2) {
  margin-top: 120px;
}

.must-have-items .small-desc {
  text-align: center;
  font-size: .85rem; 
}

.must-have-items .section-price .buy-btn a {
  background-color: #7ea7af;
  color: #fff;
}

.must-have-items .section-price .buy-btn a:hover {
  background-color: #ddd;
  color: #333;
}

.modern-tweed {
  background-color: #70acb7;
  color: #fff;
}

.modern-tweed .section-desc {
  margin: 40px 20px 54px;
}

.modern-tweed .section-desc h3 {
  font-size: 1.1rem;
  color: #fff;
}

.modern-tweed .section-desc p {
  font-size: 0.85rem;
  margin-top: 16px;
  color: #fff;
}

.modern-tweed .color-variations {
  width: 50%;
  margin: 0 auto;
}

.modern-tweed .section-price .buy-btn a:hover {
  background-color: #ddd;
  color: #333;
}

.stitch-details .section-title {
  color: #797a41;
}

.stitch-details .main-visual {
  width: 74%;
  margin: 0 auto;
}

.stitch-details .section-desc {
  margin: 40px 20px 54px;
}

.stitch-details .section-desc h3 {
  font-size: 1.1rem;
}

.stitch-details .section-desc p {
  font-size: 0.85rem;
  margin-top: 16px;
}

.stitch-details .color-variations {
  width: 50%;
  margin: 0 auto;
}

.stitch-details .section-price .buy-btn a {
  background-color: #797a41;
  color: #fff;
}

.stitch-details .section-price .buy-btn a:hover {
  background-color: #ddd;
  color: #333;
}

.nostalgic-tones {
  width: 82%;
  margin-right: auto;
  color: #7ea7af;
}

.nostalgic-tones .col-item h3 {
  font-size: 1.6rem;
  text-align: center;
}

.nostalgic-tones .section-desc {
  color: #7ea7af;
}

.nostalgic-tones .small-desc {
  text-align: center;
  font-size: .85rem; 
  color: #7ea7af;
}

.nostalgic-tones .section-price .buy-btn a {
  background-color: #7ea7af;
  color: #fff;
}

.nostalgic-tones .section-price .buy-btn a:hover {
  background-color: #ddd;
  color: #333;
}

.minibagcharm {
  width: 82%;
  margin-left: auto;
  color: #ea9aad;
}

.minibagcharm .col-item h3 {
  font-size: 1.6rem;
  text-align: center;
}

.minibagcharm .section-desc {
  color: #ea9aad;
}

.minibagcharm .small-desc {
  text-align: center;
  font-size: .85rem; 
  color: #ea9aad;
}

.minibagcharm .section-price .buy-btn a {
  background-color: #ebdedf;
  color: #333;
}

.minibagcharm .section-price .buy-btn a:hover {
  background-color: #ddd;
  color: #555;
}

.ec-btn{
  display: flex;
  align-items: center;
  justify-content: center;
  padding-bottom: 24px;
}

.ec-btn a {
  font-size: 1rem;
  color: #fff;
  text-decoration: none;
  transition: .4s;
  width: 240px;
  margin: 0 auto;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #000;
  color: #000;
}

.ec-btn a:hover {
  opacity: 0.8;
}

.credits {
  text-align: center;
  font-size: 0.7rem;
  color: #999;
  padding-bottom: 40px;
}

.credits p {
  line-height: 2;
}

/* ==================================================
    SP Style (ブレイクポイント: 710px)
    ================================================== */
@media screen and (max-width: 820px) {
  .layout-container {
    display: block; /* Grid解除 */
    height: auto;
    overflow: visible;
  }

  .sp_only {
    display: block!important;
  }

  .pc_only {
    display: none!important;
  }  

  /* 左側の固定領域を非表示 */
  .side-left {
    display: none;
  }

  /* 右側のメインコンテンツを100%表示 */
  .main-content {
    width: 100%;
    height: auto;
    overflow-y: visible;
    border: none;
  }

  .hero-text-block h1 {
    font-size: 1.5rem;
  }

  .sp_only {
    display: block;
  }

  .pc_only {
    display: none;
  }

  .intro-text {
    line-height: 2;
  }

  .section-desc h3 {
    line-height: 1.8;
  }

  .section-desc p {
    line-height: 2;
  }

  .soft-pleats .sub-visual {
    width: 85%;
  }

  .soft-pleats .section-price .buy-btn {
    display: block;
    margin: 8px auto 0;
  }

  .section-price .buy-btn a {
    color: inherit;
  }

  .must-have-items.grid-two-col {
    display: block;
  }

  .must-have-items .section-price p {
    text-align: center;
  }

  .must-have-items .col-item:nth-child(2) {
    margin-top: 64px;
  }

  .modern-tweed .sub-visual {
    width: 90%;
  }

  .modern-tweed .section-price .buy-btn .btn-more {
    color: #333;
  }

  .modern-tweed .section-price .buy-btn {
      display: block;
      margin: 8px auto 0;
  }

  .stitch-details .main-visual {
    width: 90%;
  }

  .stitch-details .section-price .buy-btn {
    display: block;
    margin: 8px auto 0;
  }

  .nostalgic-tones {
    width: 100%;
  }

  .nostalgic-tones .small-desc {
    line-height: 2!important;
  }

  .minibagcharm {
    width: 100%;
  }

  .minibagcharm .small-desc {
    line-height: 2!important;
  }
}

/* --- 1. フェードアップ（下から上へスライドしながら表示） --- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1.6s ease, transform 0.8s ease;
  will-change: opacity, transform;
}
.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- 2. フェードイン（その場でじわっと表示） --- */
.fade-in {
  opacity: 0;
  /* transformは移動させないため指定不要 */
  transition: opacity 1.6s ease;
  will-change: opacity;
}
.fade-in.is-visible {
  opacity: 1;
}

/* movie */
.movie {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  margin-bottom: 48px;
}

.movie iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  pointer-events: none;
}