* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: "Noto Sans JP", sans-serif;
  color: #333;
  background: #fafafa;
  line-height: 1.6;
  text-align: center;
}
section {
  padding: 50px 20px;
}
section h2:not(:first-of-type) {
  margin-top: 50px;
}
h1 {
  font-family: 'Montserrat', 'Noto Sans JP', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}
h2 {
  font-size: 1.5rem;
  margin-bottom: 20px;
}
h3 {
  border-top: 2px dotted #999;
  padding: 20px 0 10px;
}
h3 span {
  font-size: 0.9rem;
}
p {
  font-size: 0.95rem;
  color: #555;
  max-width: 550px;
  margin: 20px auto;
}
.bg-white {
  background: #fff;
}
.bg-light {
  background: #f7f7f7;
}
/* Hero Slider */
.hero {
  position: relative;
  height: 80vh;
  overflow: hidden;
}
.slide {
  position: absolute;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1s ease;
}
.slide.active {
  opacity: 1;
}
.overlay {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: rgba(0, 0, 0, 0.45);
}
.hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  padding: 20px;
}
.hero-content h1 {
  font-size: 2rem;
  margin-bottom: 10px;
}
.hero-content p {
  font-size: 1rem;
  color: #fff;
}
/* Circle Image */
.circle-img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 50%;
  margin: 15px auto;
  display: block;
}
/* Products */
.products .product {
  margin-bottom: 60px;
}
.product-gallery {
  position: relative;
  overflow: hidden;
  max-width: 500px;
  margin: 0 auto 20px;
}
.gallery-track {
  display: flex;
  transition: transform 0.5s ease;
  /*touch-action: pan-y;*/
}
.gallery-track img {
  width: 100%;
  flex-shrink: 0;
  border-radius: 8px;
}
.product-gallery button {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  border: none;
  padding: 8px 14px;
  cursor: pointer;
}
.product-gallery .prev {
  left: -45px;
}
.product-gallery .next {
  right: -45px;
}
.thumbnails {
  margin-top: 10px;
  display: flex;
  justify-content: center;
  gap: 10px;
}
.thumbnails img {
  width: 50px;
  height: 50px;
  object-fit: cover;
  border: 2px solid transparent;
  border-radius: 6px;
  cursor: pointer;
}
.thumbnails img.active {
  border-color: #333;
}
.product-desc {
  max-width: 500px;
  margin: 0 auto 20px;
  font-size: 16px;
  line-height: 1.6;
}
.btn {
  display: inline-block;
  padding: 12px 24px;
  background: #333;
  color: #fff;
  border-radius: 6px;
  text-decoration: none;
  font-size: 16px;
  transition: background 0.3s;
}
.btn:hover {
  background: #555;
}
/* アート作品紹介 */
.artwork {
  text-align: center;
  padding: 40px 20px;
  position: relative;
  overflow: hidden;
}
.artwork-slider {
  display: flex;
  transition: transform 0.5s ease;
}
.artwork-slide {
  min-width: 100%;
  box-sizing: border-box;
}
.artwork-slide h3 {
  margin-bottom: 15px;
}
.artwork-img {
  max-width: 500px;
  /*width: 100%;*/
  width: 95%;
  cursor: pointer;
  transition: transform 0.3s;
}
.artwork-img:hover {
  transform: scale(1.02);
}
/* 矢印 */
.artwork-prev, .artwork-next {
  position: absolute;
  top: 60%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  border: none;
  font-size: 20px;
  padding: 10px;
  cursor: pointer;
}
.artwork-prev {
  left: 10px;
}
.artwork-next {
  right: 10px;
}
/* モーダル */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  padding-top: 60px;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.8);
}
.modal-content {
  display: block;
  margin: auto;
  max-width: 90%;
  max-height: 80vh;
}
.close {
  position: absolute;
  top: 20px;
  right: 30px;
  color: #fff;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer;
}
#caption {
  margin: 15px auto;
  text-align: center;
  color: #ccc;
  font-size: 16px;
}
/* モーダル表示制御（既存の .modal に display:none がある前提） */
.modal.open {
  display: block;
}
/* 中之条ビエンナーレ2025 特設ショップセクション */
.shop-section {}
.map-container {
  max-width: 800px;
  margin: 0 auto;
  border: 2px solid #ddd;
  border-radius: 10px;
  overflow: hidden;
}
.map-container iframe {
  width: 100%;
  height: 450px;
  border: 0;
}
/* Footer */
footer {
  padding: 20px;
  background: #333;
  color: #fff;
  font-size: 0.85rem;
}
/* 調整用 */
.mT50 {
  margin-top: 50px;
}
.fRed {
  color: #cc0000;
}