@charset "UTF-8";

/*----------------------------------------------
  アトレ de アート LP
  Figma: 無題 / node 1:2989
-----------------------------------------------*/
:root {
  --art-cream: #fff6e9;
  --art-white: #ffffff;
  --art-brown: #7f4f21;
  --art-text: #231815;
  --art-muted: #231815;
  --art-pink: #f17689;
  --art-green: #5cb343;
  --art-yellow: #f5c518;
  --art-blue: #4bb3c5;
  --art-teal: #3aa394;
  --art-orange: #f08a3a;
  --art-navy: #2c333f;
  --art-frame: #7f4f21;
  --ff-round: "Zen Maru Gothic", sans-serif;
  --ff-sans: "Zen Maru Gothic", sans-serif;
  --ff-muli: "Mulish", "Muli", sans-serif;
  --art-column: 430px;
}

body.is-locked {
  overflow: hidden;
}

html.is-locked {
  overflow: hidden;
}

.art-body {
  background: var(--art-cream);
  color: var(--art-text);
  font-family: "Zen Maru Gothic", sans-serif;
}

.art-body #main,
.art-body button {
  font-family: "Zen Maru Gothic", sans-serif;
}

.art-body .l-header,
.art-body .l-footer {
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
}

.art-body #wrapper {
  background: var(--art-cream);
}

.art-body a:hover {
  opacity: 0.8;
}

/* 紙の質感 — 画面全体に固定 */
.art-body #main.art-main::before {
  display: block;
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-color: var(--art-cream);
  background-image: radial-gradient(rgba(127, 79, 33, 0.04) 0.6px, transparent 0.7px);
  background-size: 4px 4px;
}

/*----------------------------------------------
  カラーサークル（画面全体）
-----------------------------------------------*/
.art-dots {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.art-dot {
  position: absolute;
  border-radius: 50%;
  top: 0;
  left: 0;
  will-change: transform;
}

.art-dots.is-physics .art-dot {
  top: 0 !important;
  left: 0 !important;
  right: auto !important;
  margin: 0;
}

.art-dot.is-green { background: #62c04a; }
.art-dot.is-pink { background: #f17689; }
.art-dot.is-yellow { background: #f5c518; }
.art-dot.is-blue { background: #4bb3c5; }
.art-dot.is-black { background: #231815; }
.art-dot.is-orange { background: #f08a3a; }
.art-dot.is-teal { background: #3aa394; }
.art-dot.is-gray { background: #e6e0d6; }

/* 大・中・小のメリハリ */
.art-dot.is-xl { width: 560px; height: 560px; }
.art-dot.is-lg { width: 280px; height: 280px; }
.art-dot.is-md { width: 150px; height: 150px; }
.art-dot.is-sm { width: 52px; height: 52px; }

@media screen and (max-width: 767.98px) {
  .art-dots {
    display: block;
    position: absolute;
    inset: auto;
    top: 0;
    left: 0;
    right: 0;
    height: 100vh;
    min-height: 240px;
    z-index: 1;
    overflow: hidden;
  }

  .art-dot.is-xl { width: 148px; height: 148px; }
  .art-dot.is-lg { width: 80px; height: 80px; }
  .art-dot.is-md { width: 48px; height: 48px; }
  .art-dot.is-sm { width: 20px; height: 20px; }
}

.art-stage {
  display: none;
}

/*----------------------------------------------
  メインレイアウト
-----------------------------------------------*/
#main.art-main {
  display: flex;
  position: relative;
  max-width: 1400px;
  width: 100%;
  margin-inline: auto;
  overflow: visible;
  align-items: stretch;
  z-index: 1;
  background: transparent;
}

.art-main .pc_left {
  display: none;
}

.art-main #wrap {
  position: relative;
  z-index: 2;
  width: 100%;
  margin-top: 0;
}

.art-main .wrap_inner {
  position: relative;
  background-color: #fff;
  background-image: url("../images/art/polka-dot-tile.webp?v=20260826");
  background-repeat: repeat-y;
  background-size: 100% auto;
  background-position: top center;
  overflow: visible;
  border-radius: 56px 56px 0 0;
  box-shadow: 0 8px 28px rgba(35, 24, 21, 0.08);
  font-weight: 700;
}

.art-main .wrap_inner::before {
  display: none;
}

.pc-kv-slot {
  display: none;
}

@media screen and (min-width: 768px) {
  .art-main .pc_left {
    display: block;
    position: relative;
    top: auto;
    width: calc(100% - 480px);
    min-height: 0;
    align-self: stretch;
    padding: 0 24px;
    z-index: 3;
    pointer-events: none;
  }

  /* 絵＋ナビ＋SNS：ロード時は画面中央固定 → スクロールで左エリア中央へ */
  .pc_left_stick {
    position: fixed;
    left: 50vw;
    top: 0;
    translate: -50% -120%;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: min(780px, 72vw);
    max-height: calc(100vh - 16px);
    padding: 0 0 24px;
    box-sizing: border-box;
    overflow: visible;
    z-index: 4;
    pointer-events: auto;
    transform-origin: top center;
    transition:
      left 1s ease,
      translate 1s ease,
      width 0.7s ease,
      top 1s ease,
      max-height 0.7s ease;
  }

  .pc_left_stick.is-enter {
    translate: -50% 0;
    animation: art-stick-drop 1.45s cubic-bezier(0.22, 0.82, 0.28, 1);
  }

  .art-main.is-split .pc_left_stick {
    animation: none;
    top: calc(-6px + var(--art-left-lift, 0px));
    padding-top: 0;
    /* 左エリアの左右中央（JSで --art-left-center を更新） */
    left: var(--art-left-center, calc(50vw - 240px));
    translate: -50% 0;
    width: var(--art-left-stick-w, min(630px, calc((min(1400px, 100vw) - 480px) * 0.7)));
    max-height: calc(100vh - 8px);
  }

  /* 右エリアは下からスライドイン */
  .art-main #wrap {
    width: 480px;
    flex-shrink: 0;
    margin-top: 100vh;
  }

  .art-main .wrap_inner {
    border-radius: 48px 48px 0 0;
    min-height: 100vh;
  }

  .art-mv.pc-kv {
    position: relative;
    left: auto;
    top: auto;
    translate: none;
    display: flex;
    flex: 0 1 auto;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    width: 100%;
    min-height: 0;
    margin: 0;
    z-index: 0;
  }

  .art-main.is-split .art-mv.pc-kv {
    /* ナビ＋SNS＋余白を残し、絵は上側に収める */
    max-height: calc(100vh - 260px);
    margin-bottom: clamp(32px, 8vh, 70px);
  }

  .art-mv.pc-kv img {
    width: auto;
    max-width: 100%;
    height: auto;
    max-height: calc(100vh - 200px);
    object-fit: contain;
    object-position: top center;
    display: block;
    filter: drop-shadow(10px 10px 0 rgba(0, 0, 0, 0.2));
  }

  .art-main.is-split .art-mv.pc-kv img {
    max-height: min(630px, calc(100vh - 260px));
  }

  .pc-kv-slot {
    display: none;
  }

  .pc-nav {
    width: 100%;
  }

  /* ナビ・SNSはロード時非表示、左移動時にフェードイン */
  .pc_left_stick .pc-nav,
  .pc_left_stick .pc-sns {
    flex-shrink: 0;
    opacity: 0;
    max-height: 0;
    margin: 0;
    padding: 0;
    overflow: hidden;
    pointer-events: none;
    transition:
      opacity 0.55s ease 0.25s,
      max-height 0.55s ease 0.15s,
      margin 0.55s ease 0.15s,
      padding 0.55s ease 0.15s;
  }

  .art-main.is-split .pc_left_stick .pc-nav {
    opacity: 1;
    max-height: 240px;
    margin: 3px 0 32px;
    padding-bottom: 14px;
    overflow: visible;
    pointer-events: auto;
    position: relative;
    z-index: 1;
  }

  .art-main.is-split .pc_left_stick .pc-sns {
    opacity: 1;
    max-height: 48px;
    overflow: visible;
    pointer-events: auto;
  }
}

@keyframes art-stick-drop {
  0% {
    translate: -50% -115%;
    rotate: -0.6deg;
  }
  58% {
    translate: -50% 0;
    rotate: 0.35deg;
  }
  72% {
    translate: -50% -2.2%;
    rotate: -0.2deg;
  }
  84% {
    translate: -50% 0;
    rotate: 0.08deg;
  }
  92% {
    translate: -50% -0.6%;
    rotate: -0.04deg;
  }
  100% {
    translate: -50% 0;
    rotate: 0deg;
  }
}

@keyframes art-sp-mv-drop {
  0% {
    translate: 0 -115%;
    rotate: -0.6deg;
  }
  58% {
    translate: 0 0;
    rotate: 0.35deg;
  }
  72% {
    translate: 0 -2.2%;
    rotate: -0.2deg;
  }
  84% {
    translate: 0 0;
    rotate: 0.08deg;
  }
  92% {
    translate: 0 -0.6%;
    rotate: -0.04deg;
  }
  100% {
    translate: 0 0;
    rotate: 0deg;
  }
}

@media (prefers-reduced-motion: reduce) {
  @media screen and (min-width: 768px) {
    .pc_left_stick,
    .pc_left_stick.is-enter {
      animation: none;
      translate: -50% 0;
    }
  }

  @media screen and (max-width: 767.98px) {
    .art-sp-mv,
    .art-sp-mv.is-enter {
      animation: none;
      translate: 0 0;
    }
  }
}

@media screen and (min-width: 1200px) {
  .art-main .pc_left {
    width: calc(100% - 520px);
  }

  .art-main #wrap {
    width: 520px;
  }

  .art-main.is-split .pc_left_stick {
    left: var(--art-left-center, calc(50vw - 260px));
  }
}

/*----------------------------------------------
  PC左カラム
-----------------------------------------------*/
.pc-kv {
  width: min(100%, 700px);
  margin-bottom: 9px;
}

.pc-kv img {
  width: 100%;
  height: auto;
  display: block;
  filter: drop-shadow(10px 10px 0 rgba(0, 0, 0, 0.2));
}

@media screen and (min-width: 768px) {
  .pc-kv {
    margin-bottom: 0;
  }
}

.pc-nav {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  justify-content: center;
  gap: 10px;
  width: min(100%, 420px);
  margin: 3px 0 32px;
  padding-bottom: 14px;
  overflow: visible;
}

.pc-nav_btn {
  display: flex;
  flex: 1 1 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  min-width: 0;
  min-height: 52px;
  padding: 10px 8px 14px;
  border: 3.5px solid var(--art-brown);
  border-radius: 999px;
  background: var(--art-white);
  color: var(--art-brown);
  font-family: var(--ff-round);
  font-weight: 700;
  font-size: clamp(1.15rem, 1.35vw, 1.4rem);
  line-height: 1.25;
  letter-spacing: 0.02em;
  text-align: center;
  text-decoration: none;
  box-shadow: 2px 4px 10px rgba(35, 24, 21, 0.16);
}

.pc-nav_btn small {
  display: block;
  font-size: 0.86em;
  line-height: 1.2;
}

.pc-nav_btn::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  transform: translate(-50%, 50%);
  background: var(--art-pink) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath fill='%23fff' d='M4 2.5v7l6-3.5z'/%3E%3C/svg%3E") center / 10px no-repeat;
}

.pc-nav_btn.is-past::after { background-color: var(--art-yellow); }
.pc-nav_btn.is-atopan::after { background-color: var(--art-green); }

.pc-sns {
  display: flex;
  gap: 28px;
  justify-content: center;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.pc-sns a {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
}

.pc-sns img {
  width: 24px;
  height: auto;
  display: block;
}

/*----------------------------------------------
  LPドロワー
-----------------------------------------------*/
#sp_menu.art-menu {
  display: block;
  position: static !important;
  width: auto !important;
  height: auto !important;
  padding: 0;
  overflow: visible;
  z-index: 6;
}

.art-menu .menu {
  width: auto;
  height: auto;
  aspect-ratio: auto;
  background: none;
  top: auto;
  right: auto;
  position: relative;
  padding: 0;
  gap: 0;
}

#sp_menu.art-menu .menu,
.art-nowbar .menu,
.art-nowbar_menu {
  position: relative !important;
  top: auto !important;
  right: auto !important;
  left: auto !important;
  width: 40px !important;
  height: 40px !important;
  aspect-ratio: auto !important;
  border-radius: 50%;
  background: transparent !important;
  border: 0;
  display: grid;
  place-items: center;
  cursor: pointer;
  padding: 0 !important;
  gap: 0;
  box-shadow: none;
}

.art-nowbar_menu_img {
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}

.art-nowbar_menu_img.is-close {
  display: none;
}

.art-nowbar .menu.is-open .art-nowbar_menu_img.is-burger {
  display: none;
}

.art-nowbar .menu.is-open .art-nowbar_menu_img.is-close {
  display: block;
}

#sp_menu.art-menu .menu_lines,
.art-nowbar .menu_lines {
  display: none;
}

.art-nowbar .menu .icon {
  display: none;
}

#screen.is-open {
  display: block;
  z-index: 25;
  background: transparent;
}

/*----------------------------------------------
  LPメニュー（ピンクバー直下アコーディオン）
-----------------------------------------------*/
.art-scroll-anchor {
  position: relative;
  display: block;
  height: 0;
  width: 0;
  margin: 0;
  padding: 0;
  overflow: hidden;
  pointer-events: none;
}

.art-nowbar-panel {
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  z-index: 30;
}

.art-nowbar-panel.is-open {
  z-index: 40;
}

#gnav.art-gnav {
  position: absolute;
  left: 0;
  right: 0;
  /* SVG下端の透明余白ぶんメニューを上げて隙間を埋める */
  top: calc(100% - 8px);
  width: 100%;
  height: 0;
  max-height: 0;
  float: none;
  transform: none;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: 1;
  box-sizing: border-box;
  background: rgba(255, 250, 243, 0.92);
  box-shadow:
    0 12px 32px rgba(35, 24, 21, 0.14),
    -6px 0 24px rgba(35, 24, 21, 0.08);
  border-radius: 0;
  overflow: hidden;
  transition:
    height 0.4s ease,
    max-height 0.4s ease,
    opacity 0.28s ease,
    visibility 0.28s ease;
}

#gnav.art-gnav.is-open,
#gnav.art-gnav.open {
  max-height: 100vh;
  max-height: 100dvh;
  height: calc(100vh - var(--art-nowbar-panel-h, 72px) + 8px);
  height: calc(100dvh - var(--art-nowbar-panel-h, 72px) + 8px);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  overflow: hidden;
  border-radius: 0;
}

.art-gnav_inner {
  box-sizing: border-box;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 66px 22px 28px;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

@supports ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  #gnav.art-gnav.is-open,
  #gnav.art-gnav.open {
    background: rgba(255, 250, 243, 0.55);
    -webkit-backdrop-filter: blur(14px) saturate(1.15);
    backdrop-filter: blur(14px) saturate(1.15);
  }
}

.art-gnav_list {
  list-style: none;
  margin: 0;
  padding: 0 19px 7px 0;
  width: 100%;
  max-width: 340px;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  gap: clamp(36px, 9.5vw, 45px);
  background: none !important;
  min-height: min-content !important;
}

.art-gnav_list::after {
  display: none !important;
}

.art-gnav_list li {
  margin: 0;
  padding: 0;
  background: none !important;
  background-image: none !important;
}

.art-gnav_btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  width: 100%;
  min-height: 60px;
  padding: 10px 24px;
  border: 3.36px solid #7f4f21;
  border-radius: 999px;
  background: #fff;
  color: #7f4f21;
  font-family: var(--ff-round);
  font-weight: 700;
  font-size: clamp(1.35rem, 4.7vw, 1.875rem);
  line-height: 1.35;
  letter-spacing: 0.02em;
  text-align: center;
  text-decoration: none !important;
  box-shadow: 7px 7px 0 rgba(0, 0, 0, 0.2);
}

/* 再生アイコン：右端中央・半分はみ出し（Figma 20:79） */
.art-gnav_btn::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  width: 39px;
  height: 39px;
  border-radius: 50%;
  transform: translate(50%, -50%);
  background-color: var(--art-pink);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath fill='%23fff' d='M4 2.5v7l6-3.5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: 54% 50%;
  background-size: 11px;
  flex-shrink: 0;
}

.art-gnav_btn.is-past::after {
  background-color: #feca38;
}

.art-gnav_btn.is-atopan::after {
  background-color: #55b144;
}

.art-gnav_btn.is-ticket::after {
  background-color: #0087a4;
}

.art-gnav_sns {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  gap: 32px;
  list-style: none;
  margin: clamp(28px, 5vh, 48px) 0 0;
  padding: 0;
}

.art-gnav_sns a {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
}

.art-gnav_sns img {
  width: 32px;
  height: auto;
  display: block;
}

.art-gnav_pandas {
  display: block;
  flex-shrink: 0;
  width: min(100%, 300px);
  height: auto;
  margin: 100px auto 8px;
  pointer-events: none;
}

/* 低い画面：メニューとSNSは縮めず、パンダは下にはみ出して切れてよい */
@media screen and (max-height: 720px) {
  .art-gnav_inner {
    padding-top: 28px;
    padding-bottom: 0;
    overflow-y: hidden;
  }

  .art-gnav_list {
    gap: 16px;
  }

  .art-gnav_sns {
    margin-top: 20px;
  }

  .art-gnav_pandas {
    margin-top: 20px;
    margin-bottom: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  #gnav.art-gnav {
    transition: none;
  }
}

/*----------------------------------------------
  共通見出し
-----------------------------------------------*/
.art-dots3 {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 5px;
  margin-bottom: 10px;
}

.art-dots3 span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.art-dots3 span:nth-child(1) { background: var(--art-pink); }
.art-dots3 span:nth-child(2) { background: var(--art-yellow); }
.art-dots3 span:nth-child(3) { background: var(--art-green); }

.art-en {
  display: block;
  font-family: var(--ff-round);
  font-size: 1.1rem;
  letter-spacing: 0.18em;
  color: var(--art-brown);
  text-transform: uppercase;
}

.art-en-arc {
  display: block;
  width: min(100%, 400px);
  height: auto;
  margin: 0 auto -26px;
  overflow: visible;
}

.art-en-arc text {
  fill: var(--art-brown);
  font-family: "Mulish", "Muli", sans-serif;
  font-size: 17px;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.art-en-arc.is-long text {
  font-size: 14px;
  letter-spacing: 0.05em;
}

.art-heading {
  font-family: var(--ff-round);
  font-weight: 700;
  color: var(--art-brown);
  font-size: clamp(2.4rem, 6.4vw, 3.2rem);
  line-height: 1.4;
  letter-spacing: 0.04em;
}

.art-lead {
  margin-top: 14px;
  font-size: 1.7rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--art-text);
}

.art-note {
  margin-top: 12px;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--art-muted);
  line-height: 1.7;
  text-align: left;
}

.art-section {
  position: relative;
  padding: 0px 50px 56px;
}

.art-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 280px;
  min-height: 50px;
  padding: 5px 28px;
  border-radius: 999px;
  background: var(--art-green);
  color: #fff !important;
  font-family: var(--ff-round);
  font-weight: 700;
  font-size: 1.8rem;
  letter-spacing: 0.06em;
  box-shadow: 0 6px 0 rgba(53, 122, 36, 0.25);
  text-decoration: none;
}

.art-btn:hover {
  opacity: 0.9;
  color: #fff !important;
}

.art-frame {
  border: 3px solid var(--art-frame);
  background: #fff;
  overflow: hidden;
}

.art-learn {
  display: grid;
  place-items: center;
  width: 70px;
  height: 70px;
  margin: 18px auto 0;
  border-radius: 50%;
  background: var(--art-brown);
  color: #fff;
  position: relative;
}

.art-learn::before {
  content: "";
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 8px 0 8px 14px;
  border-color: transparent transparent transparent #fff;
  margin-left: 3px;
}

.art-learn_label {
  position: absolute;
  inset: -18px;
  pointer-events: none;
}

.art-rope {
  display: block;
  width: 100%;
  height: auto;
  margin: 0;
  position: relative;
  z-index: 3;
}

/*----------------------------------------------
  導入
-----------------------------------------------*/
.art-intro,
.art-nowbar,
.art-exhibit,
.art-section {
  position: relative;
  z-index: 2;
}

.art-nowbar {
  position: relative;
  z-index: 2;
}

.art-rope {
  position: relative;
  z-index: 3;
}

.art-intro {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: stretch;
  min-height: 0;
  padding: 68px 20px 86px 50px;
  text-align: left;
  box-sizing: border-box;
  overflow: hidden;
}

.art-intro_sun {
  position: absolute;
  top: -47%;
  left: 50%;
  translate: -50% 0;
  width: min(92%, 390px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--art-yellow);
  z-index: 0;
  pointer-events: none;
}

.art-intro_text {
  position: relative;
  z-index: 1;
  font-family: "Zen Maru Gothic", sans-serif;
  font-size: clamp(1.32rem, 3.7vw, 1.55rem);
  font-weight: 700;
  line-height: 2.7;
  color: #3b3b3b;
  letter-spacing: 0.04em;
  text-align: left;
}

.art-intro_logo {
  position: relative;
  z-index: 1;
  width: min(48%, 180px);
  margin: 22px 0 0 0;
}

.art-intro_logo img {
  width: 100%;
  height: auto;
  display: block;
}

/* SPメインビジュアル（右エリアの上に絵を置くだけ） */
.art-sp-mv {
  display: none;
}

.art-sp-tools {
  display: none;
}

/*----------------------------------------------
  開催中バー
-----------------------------------------------*/
.art-nowbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  column-gap: 8px;
  width: 100%;
  margin: 0;
  background-image: url("../images/art/nowbar-bg.svg?v=20260902");
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-position: center top;
  color: #fff;
  min-height: 72px;
  padding: 10px 12px 20px;
  position: relative;
  z-index: 2;
  overflow: visible;
}

.art-nowbar_bg {
  display: none;
}

.art-nowbar_link,
.art-nowbar_tools {
  position: relative;
  z-index: 1;
}

.art-nowbar_link {
  display: block;
  min-width: 0;
  text-decoration: none;
  color: inherit;
}

.art-nowbar_link_inner {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

/* グローバル a:hover を打ち消し（タップ後にグレーが残らないように） */
.art-body a.art-nowbar_link:hover,
.art-body a.art-nowbar_link:focus {
  opacity: 1;
}

@media (hover: hover) and (pointer: fine) {
  .art-body a.art-nowbar_link:hover {
    opacity: 0.65;
  }
}

.art-nowbar::after {
  display: none;
}

.art-nowbar_badge {
  flex-shrink: 0;
  background: #fff;
  color: #f17689;
  font-family: "Zen Maru Gothic", sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  padding: 5px 11px;
  border-radius: 8px;
  letter-spacing: 0.04em;
}

.art-nowbar_text {
  min-width: 0;
  text-align: left;
  line-height: 1.35;
  font-family: "Zen Maru Gothic", sans-serif;
  margin: 0;
  color: #fff;
}

.art-nowbar_text small {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  opacity: 1;
}

.art-nowbar_text strong {
  display: block;
  font-size: 1.18rem;
  font-weight: 700;
}

.art-nowbar_tools {
  display: flex;
  align-items: center;
  gap: 8px;
  position: relative;
  z-index: 6;
  flex-shrink: 0;
}

/* 開催中バー右 — アトレ標準サイトメニュー（SP） */
.art-nowbar_site-menu {
  display: none;
  width: 50px;
  height: 50px;
  padding: 0;
  border: 0;
  flex-shrink: 0;
  cursor: pointer;
  background: url("https://www.atre.co.jp/assets/img/hamburger_menu.svg") no-repeat center;
  background-size: 50px;
}

.art-nowbar_site-menu.is-open {
  background-image: url("https://www.atre.co.jp/assets/img/hamburger_menu.svg");
}

@media screen and (max-width: 768px) {
  .art-nowbar_site-menu {
    display: block;
    width: 36px;
    height: 36px;
    background-size: 36px;
  }
}

/*----------------------------------------------
  展覧会ポスター
-----------------------------------------------*/
.art-exhibit {
  padding: 0px 28px 10px;
  text-align: center;
  margin-top: -4px;
}

.art-exhibit_hang {
  position: relative;
  padding-top: 0;
}

.art-exhibit_hanger {
  display: block;
  width: min(86%, 340px);
  height: auto;
  margin: 0 auto -8px;
  position: relative;
  z-index: 1;
}

.art-exhibit_poster {
  width: min(92%, 390px);
  margin: 0 auto;
  box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.2);
  position: relative;
  z-index: 0;
}

.art-exhibit_poster img {
  width: 100%;
  height: auto;
  display: block;
}

.art-fairhead {
  margin-top: 36px;
  text-align: center;
}

.art-fairhead_label {
  font-family: var(--ff-round);
  font-weight: 700;
  font-size: 3rem;
  color: var(--art-green);
}

.art-fairhead_title {
  font-family: var(--ff-round);
  font-weight: 700;
  font-size: 5.5rem;
  color: var(--art-pink);
  letter-spacing: 0.06em;
  line-height: 1.2;
}

.art-fairhead_now {
  font-family: var(--ff-round);
  font-weight: 700;
  font-size: 4.2rem;
  color: var(--art-blue);
}

/*----------------------------------------------
  英国フェア
-----------------------------------------------*/
.art-fair {
  text-align: center;
}

.art-fair_dates {
  color: #7f4f21;
  font-weight: 700;
  font-size: 1.6rem;
  line-height: 1.5;
  margin-bottom: 22px;
}

.art-fair_banner {
  width: 100%;
  border-radius: 0px;
  overflow: hidden;
}

.art-fair_banner img {
  width: 100%;
  height: auto;
  display: block;
}

/*----------------------------------------------
  コラボ商品
-----------------------------------------------*/
.art-products {
  text-align: center;
  padding-top: 12px;
  padding-left: 0;
  padding-right: 0;
  padding-bottom: 20px;
  overflow: hidden;
}

.art-products .art-heading,
.art-products .art-en-arc,
.art-products .art-dots3,
.art-products .art-note {
  padding-left: 28px;
  padding-right: 28px;
}

.art-products .art-note {
  text-align: center;
}

.art-products .art-heading {
  margin-bottom: 18px;
  font-size: clamp(2.2rem, 5.4vw, 3.2rem);
  white-space: nowrap;
}

.art-product-swiper {
  width: 100%;
  padding: 6px 0 24px;
  overflow: hidden;
}

.art-product-swiper .swiper-slide {
  width: 43%;
  height: auto;
  box-sizing: border-box;
  overflow: visible;
}

.art-product {
  height: auto;
  box-sizing: border-box;
  overflow: visible;
}

.art-product_inner {
  position: relative;
  display: block;
  background: #fff;
  border: 3.36px solid #7f4f21;
  box-shadow: 7px 7px 0 rgba(0, 0, 0, 0.2);
  padding: 14px 18px 34px;
  text-align: center;
  box-sizing: border-box;
  text-decoration: none !important;
  color: inherit;
  transition: transform 0.25s ease;
  min-height: 100%;
}

.art-product_inner:hover {
  transform: translateY(-2px);
}

.art-product_img {
  width: 100%;
  aspect-ratio: 218 / 159;
  overflow: hidden;
  margin: 0 auto;
  background: #f5f0ea;
  box-sizing: border-box;
}

.art-product_img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.art-product_name {
  margin-top: 10px;
  min-height: 2.7em;
  font-family: "Zen Maru Gothic", sans-serif;
  font-weight: 500;
  font-size: 1.125rem;
  color: #040000;
  letter-spacing: 0.02em;
  line-height: 1.35;
}

.art-product_name .art-product_sub {
  display: block;
  font-size: 0.875rem;
  line-height: 1.35;
}

.art-product_price {
  margin-top: 2px;
  color: #f17689;
  font-family: "Zen Maru Gothic", sans-serif;
  font-weight: 700;
  line-height: 1;
  display: inline-flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
}

.art-product_yen {
  font-size: 1.5rem;
  letter-spacing: 0.02em;
}

.art-product_price small {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.art-product_btn {
  position: absolute;
  left: 50%;
  bottom: 0;
  z-index: 2;
  width: 39px;
  height: 39px;
  border-radius: 50%;
  background: #7f4f21;
  border: 4px solid #7f4f21;
  box-sizing: border-box;
  transform: translate(-50%, 50%);
  display: grid;
  place-items: center;
  pointer-events: none;
}

.art-product_btn::before {
  content: "";
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 5px 0 5px 8px;
  border-color: transparent transparent transparent #fff;
  margin-left: 2px;
}

.swiper-pagination-bullet {
  background: #d9cfc3;
  opacity: 1;
}

.swiper-pagination-bullet-active {
  background: var(--art-pink);
}

/*----------------------------------------------
  ノベルティ
-----------------------------------------------*/
.art-novelty {
  text-align: center;
  padding-top: 20px;
  padding-bottom: 100px;
}

.art-novelty_head {
  position: relative;
  padding-top: 36px;
  margin-bottom: 18px;
}

.art-novelty_head::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 25px;
  width: 280px;
  height: 140px;
  transform: translateX(-50%);
  background: var(--art-blue);
  border-radius: 140px 140px 0 0;
  z-index: 0;
}

.art-novelty_title {
  position: relative;
  z-index: 1;
  color: #fff;
  font-family: var(--ff-round);
  font-weight: 700;
  font-size: 2rem;
  line-height: 1.5;
  padding-top: 28px;
}

.art-novelty_frame {
  position: relative;
  z-index: 1;
  width: min(100%, 380px);
  margin: 0 auto;
  padding: 10px;
  background: #fff;
  overflow: visible;
  box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.2);
}

.art-novelty_frame img {
  width: 100%;
  height: auto;
  display: block;
}

.art-novelty .art-note {
  width: min(100%, 380px);
  margin-top: 28px;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
}

.art-novelty .art-btn {
  margin-top: 43px;
}

/*----------------------------------------------
  過去コラボ
-----------------------------------------------*/
.art-past {
  text-align: center;
  padding-left: 72px;
  padding-right: 72px;
  padding-top: 130px;
  padding-bottom: 180px;
  margin-top: -100px;
  margin-bottom: -110px;
  background:
    repeating-linear-gradient(
      -45deg,
      rgb(255, 247, 225),
      rgb(255, 247, 225) 16px,
      rgb(255, 252, 245) 16px,
      rgb(255, 252, 245) 32px
    );
  /* 上下とも正円の半円。前後のロープが曲線上に重なる */
  border-radius: 9999px;
  z-index: 1;
}

.art-past + .art-rope {
  position: relative;
  z-index: 3;
}

@media screen and (max-width: 480px) {
  .art-past {
    padding-left: 22px;
    padding-right: 22px;
  }
}

.art-past_lead {
  margin-top: 10px;
  font-size: clamp(1.55rem, 4.2vw, 1.85rem);
  font-weight: 700;
  line-height: 1.75;
  color: var(--art-text);
}

.art-year {
  display: flex;
  justify-content: center;
  gap: 12px 10px;
  margin: 18px 0 22px;
  width: 100%;
}

.art-year_btn {
  display: grid;
  place-items: center;
  min-height: 20px;
  padding: 7px 6px;
  border: 0;
  border-radius: 999px;
  background: #ffb830;
  color: #231815;
  font-family: var(--ff-round);
  font-weight: 700;
  font-size: 1.6rem;
  letter-spacing: 0.02em;
  line-height: 1.2;
  white-space: nowrap;
  cursor: pointer;
  box-shadow: none;
}

.art-year_btn.is-active {
  box-shadow: inset 0 0 0 2px #231815;
}

.art-past_list {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  width: 100%;
}

.art-past_card {
  height: auto;
  box-sizing: border-box;
  overflow: visible;
  background: transparent;
  margin: 0;
}

.art-past_card.is-reveal {
  animation: art-past-reveal 0.55s ease both;
}

@keyframes art-past-reveal {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.art-past_link {
  display: block;
  background: #fff;
  border: 4px solid #7f4f21;
  box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.2);
  text-decoration: none !important;
  color: inherit;
  overflow: hidden;
  box-sizing: border-box;
  animation: art-past-float 3.4s ease-in-out infinite;
}

.art-past_card:nth-child(2n) .art-past_link {
  animation-delay: -1.7s;
}

@keyframes art-past-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-7px);
  }
}

.art-past_visual {
  margin: 0;
  width: 100%;
  aspect-ratio: 302 / 214;
  overflow: hidden;
  background: #f3eee7;
}

.art-past_visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.art-past_learn {
  position: relative;
  display: block;
  width: 70px;
  height: 70px;
  margin: 12px auto 6px;
}

.art-past_learn_ring {
  width: 100%;
  height: 100%;
  display: block;
  animation: art-learn-spin 10s linear infinite;
}

.art-past_learn_core {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #7f4f21;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  pointer-events: none;
}

.art-past_learn_core::before {
  content: "";
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 6px 0 6px 10px;
  border-color: transparent transparent transparent #fff;
  margin-left: 2px;
}

@keyframes art-learn-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .art-past_link,
  .art-past_learn_ring,
  .art-past_card.is-reveal {
    animation: none;
  }
}

.art-past_meta {
  padding: 0 18px 22px;
  text-align: center;
}

.art-past_date {
  margin: 0;
  font-family: var(--ff-round);
  font-size: 1.35rem;
  font-weight: 700;
  color: #231815;
  letter-spacing: 0.04em;
  line-height: 1.4;
}

.art-past_rule {
  display: block;
  width: 86%;
  height: 0;
  margin: 10px auto 12px;
  border: 0;
  border-top: 1px solid #231815;
}

.art-past_title {
  margin: 0;
  font-family: var(--ff-round);
  font-weight: 700;
  font-size: clamp(1.45rem, 4vw, 1.7rem);
  color: #231815;
  line-height: 1.7;
  letter-spacing: 0.04em;
}

.art-past_sep {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin: 56px 0;
}

.art-past_sep span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.art-past_sep span:nth-child(1) { background: #f17689; }
.art-past_sep span:nth-child(2) { background: #feca38; }
.art-past_sep span:nth-child(3) { background: #55b144; }
.art-past_sep span:nth-child(4) { background: #0087a4; }
.art-past_sep span:nth-child(5) { background: #ef473d; }
.art-past_sep span:nth-child(6) { background: #dd8200; }
.art-past_sep span:nth-child(7) { background: #1a1a1a; }
.art-past_sep span:nth-child(8) { background: #e4e5e6; }

.art-past .art-btn,
.art-past_more {
  margin-top: 80px;
  border: 0;
  cursor: pointer;
}

/*----------------------------------------------
  アトパン
-----------------------------------------------*/
.art-atopan {
  text-align: center;
  padding-left: 0;
  padding-right: 0;
  padding-top: 100px;
  padding-bottom: 130px;
  overflow: hidden;
}

.art-atopan .art-en-arc,
.art-atopan .art-dots3,
.art-atopan .art-heading,
.art-atopan_lead,
.art-atopan_note {
  padding-left: 36px;
  padding-right: 36px;
}

.art-atopan_lead {
  margin-top: 18px;
  margin-bottom: 4px;
  line-height: 1.85;
}

.art-atopan_stage {
  position: relative;
  margin-top: 8px;
  padding-top: 100px;
  overflow: visible;
}

/* カードの後ろから顔を出す（枠の上に乗る見え方） */
.art-atopan_peek {
  position: absolute;
  left: calc((100% - 40%) / 2 - 4px);
  top: 4px;
  z-index: 1;
  display: flex;
  align-items: flex-end;
  gap: 0;
  pointer-events: none;
}

.art-atopan_speech {
  width: 88px;
  height: auto;
  display: block;
  margin: 0 -10px 28px 0;
  filter: drop-shadow(0 3px 6px rgba(241, 118, 137, 0.25));
}

.art-atopan_panda {
  width: 96px;
  height: auto;
  display: block;
  margin-bottom: 0;
}

.art-atopan-swiper {
  position: relative;
  z-index: 2;
  width: 100%;
  overflow: hidden;
  padding: 0 0 12px;
}

.art-atopan-swiper .swiper-slide {
  width: 62%;
  height: auto;
  box-sizing: border-box;
}

.art-atopan_slide {
  padding: 0;
  height: auto;
}

.art-atopan_card {
  position: relative;
  z-index: 2;
  /* background: #fff; */
  box-shadow: 5px 8px 18px rgba(35, 24, 21, 0.14);
  line-height: 0;
}

.art-atopan_card img {
  width: 100%;
  height: auto;
  display: block;
}

.art-atopan_note {
  margin-top: 15px;
  text-align: center;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--art-text);
}

/*----------------------------------------------
  チケ得
-----------------------------------------------*/
.art-ticket {
  text-align: center;
  padding-top: 130px;
  padding-bottom: 180px;
  margin-top: -100px;
  margin-bottom: -110px;
  background: #fdeaed;
  /* 斜線背景（過去コラボ）と同じ正円アール。前後のロープが曲線上に重なる */
  border-radius: 9999px;
  z-index: 1;
}

.art-ticket + .art-rope {
  position: relative;
  z-index: 3;
}

.art-ticket_head {
  position: relative;
  width: min(100%, 360px);
  margin: 0 auto;
}

.art-ticket_toku {
  position: absolute;
  display: block;
  pointer-events: none;
  z-index: 2;
}

/* 黄：TICKET DEALS 付近・左上 */
.art-ticket_toku.is-yellow {
  left: 12px;
  top: 2px;
  width: 62px;
  height: auto;
  transform: rotate(-22deg);
  animation: art-toku-jitter-l 1.4s steps(2, jump-end) infinite;
}

/* 水色：「得」の右・中央寄り */
.art-ticket_toku.is-cyan {
  right: 18px;
  top: auto;
  bottom: 6px;
  width: 40px;
  height: auto;
  transform: rotate(26deg);
  animation: art-toku-jitter-r 1.8s steps(2, jump-end) infinite;
  animation-delay: 0.35s;
}

/* 2コマ往復（左傾き ↔ 右傾き）を steps でカクカク切替 */
@keyframes art-toku-jitter-l {
  0%,
  100% {
    transform: rotate(-22deg);
  }
  50% {
    transform: rotate(14deg);
  }
}

@keyframes art-toku-jitter-r {
  0%,
  100% {
    transform: rotate(26deg);
  }
  50% {
    transform: rotate(-16deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .art-ticket_toku.is-yellow,
  .art-ticket_toku.is-cyan {
    animation: none;
  }
}

.art-ticket_accent {
  color: var(--art-pink);
  font-family: var(--ff-round);
  font-weight: 700;
  font-size: 2.5rem;
}

.art-ticket_places {
  margin-top: 18px;
  font-size: 1.7rem;
  line-height: 1.8;
}

.art-ticket_img {
  width: min(100%, 480px);
  margin: 20px auto 0;
}

.art-ticket_img img {
  width: 100%;
  height: auto;
  display: block;
}

.art-ticket .art-btn {
  margin-top: 24px;
  background: var(--art-green);
}

/*----------------------------------------------
  インスタ
-----------------------------------------------*/
.art-insta {
  text-align: center;
  padding: 72px 0 80px;
  margin-top: 80px;
  overflow: hidden;
  background: #fff;
}

.art-section.art-insta {
  padding-left: 0;
  padding-right: 0;
}

.art-insta .art-en-arc,
.art-insta .art-dots3,
.art-insta .art-heading,
.art-insta .art-lead {
  padding-left: 0;
  padding-right: 0;
}

.art-insta .art-lead {
  margin-top: 20px;
  line-height: 1.65;
}

.art-insta_handle-wrap {
  margin: 28px auto 36px;
  padding: 0;
}

.art-insta_handle {
  position: relative;
  display: inline-block;
  line-height: 0;
  text-decoration: none !important;
}

.art-insta_handle_frame,
.art-insta_handle_text {
  width: min(100%, 230px);
  height: auto;
  display: block;
  margin: 0 auto;
}

/* 枠は常時表示、文字+キラッは黒↔グレーで点滅（完全非表示にしない） */
.art-insta_handle_text {
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
  animation: art-insta-handle-blink 2.8s steps(1, end) infinite;
}

@keyframes art-insta-handle-blink {
  0%,
  49% {
    opacity: 1;
    filter: none;
  }
  50%,
  100% {
    opacity: 0.38;
    filter: grayscale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .art-insta_handle_text {
    animation: none;
  }
}

.art-insta-swiper {
  width: 100%;
  overflow: hidden;
  padding: 12px 0 4px;
}

.art-footer-rope {
  --art-rope-h: calc(100vw * 61 / 1478);
  width: 100%;
  margin: calc(var(--art-rope-h) * -1) 0 0;
  background: transparent;
  position: relative;
  z-index: 10;
  line-height: 0;
}

.art-footer-rope img {
  display: block;
  width: 100%;
  height: auto;
  margin: 0;
}

.art-footer-rope .art-footer-rope_sp {
  display: none;
}

.art-insta-swiper .swiper-slide {
  width: 43%;
  height: auto;
  box-sizing: border-box;
  overflow: visible;
}

.art-insta_slide {
  height: auto;
}

.art-insta_slide a {
  display: block;
  aspect-ratio: 4 / 5;
  border-radius: 3px;
  overflow: hidden;
  box-shadow: none;
  line-height: 0;
  background: #f5f5f5;
}

.art-insta_slide img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
}

@media screen and (max-width: 767.98px) {
  #main.art-main {
    display: block;
  }

  .art-main #wrap {
    width: 100%;
    max-width: 100%;
    margin: 0;
    overflow: visible;
  }

  .art-sp-mv {
    display: block;
    width: min(86%, 340px);
    margin: 0 auto 30px;
    position: relative;
    z-index: 3;
    transform-origin: top center;
    translate: 0 -120%;
  }

  .art-sp-tools {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    margin: 0 auto 24px;
    padding: 0 18px;
    box-sizing: border-box;
    position: relative;
    z-index: 3;
  }

  .art-sp-tools .pc-nav {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    width: auto;
    max-width: 100%;
    min-width: 0;
    gap: 5px;
    margin: 0 0 14px;
    padding-bottom: 12px;
    overflow: visible;
  }

  .art-sp-tools .pc-nav_btn {
    flex: none;
    width: auto;
    min-width: 0;
    min-height: 52px;
    padding: 6px 4px 7px;
    font-size: 1.22rem;
    letter-spacing: 0;
    border-width: 3px;
    overflow: visible;
    white-space: nowrap;
  }

  .art-sp-tools .pc-nav_btn small {
    font-size: 0.72em;
    white-space: nowrap;
  }

  .art-sp-tools .pc-nav_btn::after {
    width: 18px;
    height: 18px;
    background-size: 8px;
  }

  .art-sp-tools .pc-sns {
    align-self: center;
    gap: 22px;
  }

  .art-sp-mv.is-enter {
    translate: 0 0;
    animation: art-sp-mv-drop 1.45s cubic-bezier(0.22, 0.82, 0.28, 1);
  }

  .art-sp-mv img {
    width: 100%;
    height: auto;
    display: block;
    filter: drop-shadow(10px 10px 0 rgba(0, 0, 0, 0.2));
  }

  .art-main .wrap_inner {
    border-radius: 56px 56px 0 0;
    box-shadow:
      0 0 24px rgba(35, 24, 21, 0.12),
      0 10px 28px rgba(35, 24, 21, 0.08);
  }

  .art-footer-rope {
    --art-rope-h: calc(100vw * 121 / 946);
  }

  .art-footer-rope .art-footer-rope_pc {
    display: none;
  }

  .art-footer-rope .art-footer-rope_sp {
    display: block;
  }

  /* アトレ標準ハンバーガーは通常非表示（開催中バー右ボタンから開く） */
  .art-body .l-header .hamburger-menu {
    display: none !important;
  }

  /* メニュー展開時のみ右上に CLOSE を表示（アトレ標準と同じ位置） */
  .art-body .l-header .hamburger-menu.is-open {
    display: block !important;
    position: fixed;
    top: 30px;
    right: 5%;
    width: 50px;
    height: 50px;
    z-index: 1101;
  }

  .art-body .l-header .hamburger-menu.is-open:after {
    background-size: 50px;
  }

  /* 導入 */
  .art-intro {
    padding: 52px 22px 64px;
    text-align: left;
    align-items: stretch;
    border-radius: 56px 56px 0 0;
    overflow: hidden;
  }

  .art-intro_sun {
    top: -74%;
    width: min(118%, 420px);
  }

  .art-intro_text {
    font-size: 3.3vw;
    line-height: 2.1;
    text-align: left;
    word-break: normal;
    overflow-wrap: anywhere;
    line-break: strict;
  }

  .art-intro_logo {
    /* width: min(42%, 156px); */
    /* margin: 20px auto 0; */
  }

  /* 開催中バー */
  .art-nowbar {
    min-height: 64px;
    padding: 8px 10px 16px;
    column-gap: 6px;
  }

  .art-nowbar_badge {
    font-size: 1.1rem;
    padding: 4px 8px;
  }

  .art-nowbar_text small {
    font-size: 0.95rem;
  }

  .art-nowbar_text strong {
    font-size: 1.05rem;
    white-space: normal;
  }

  .art-nowbar_tools {
    gap: 6px;
  }

  .art-nowbar_site-menu {
    width: 36px;
    height: 36px;
    background-size: 36px;
  }

  #sp_menu.art-menu .menu,
  .art-nowbar .menu,
  .art-nowbar_menu {
    width: 36px !important;
    height: 36px !important;
  }

  /* メニュー */
  .art-gnav_inner {
    padding: 40px 18px 0;
  }

  .art-gnav_list {
    max-width: min(100%, 340px);
    padding-right: 16px;
    gap: clamp(16px, 4.5vh, 28px);
  }

  .art-gnav_btn {
    min-height: 58px;
    font-size: clamp(1.35rem, 4.4vw, 1.65rem);
    padding: 10px 18px;
    box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.2);
  }

  .art-gnav_btn::after {
    width: 34px;
    height: 34px;
  }

  .art-gnav_sns {
    gap: 28px;
    margin-top: clamp(20px, 4.5vh, 36px);
  }

  .art-gnav_pandas {
    margin-top: clamp(16px, 6vh, 64px);
    width: min(100%, 260px);
  }

  /* 共通 */
  .art-section {
    padding: 0 22px 48px;
  }

  .art-heading {
    font-size: clamp(2.2rem, 7vw, 2.8rem);
  }

  .art-lead {
    font-size: 1.45rem;
    line-height: 1.55;
  }

  .art-note {
    font-size: 2.6vw;
  }

  .art-btn {
    min-width: min(100%, 280px);
    width: min(100%, 300px);
    font-size: 1.55rem;
  }

  .art-en-arc {
    width: min(100%, 340px);
    margin-bottom: -20px;
  }

  /* 展覧会・英国フェア */
  .art-exhibit {
    padding: 0 18px 8px;
  }

  .art-exhibit_poster {
    width: min(94%, 360px);
  }

  .art-fairhead {
    margin-top: 28px;
  }

  .art-fairhead_label {
    font-size: clamp(2rem, 6.5vw, 2.6rem);
  }

  .art-fairhead_title {
    font-size: clamp(3.4rem, 12vw, 4.6rem);
  }

  .art-fairhead_now {
    font-size: clamp(2.8rem, 10vw, 3.6rem);
  }

  .art-fair_dates {
    font-size: 1.35rem;
    line-height: 1.65;
    padding: 0 4px;
  }

  /* コラボ商品 — スライダーは画面端まで（.art-section の左右余白を打ち消し） */
  .art-products {
    padding-left: 0;
    padding-right: 0;
    overflow: visible;
  }

  .art-products .art-heading,
  .art-products .art-en-arc,
  .art-products .art-dots3,
  .art-products .art-note {
    padding-left: 22px;
    padding-right: 22px;
  }

  .art-product-swiper {
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
    padding: 8px 0 28px;
    overflow: hidden;
  }

  .art-product-swiper .swiper-slide {
    width: 58%;
  }

  .art-product_inner {
    padding: 12px 14px 30px;
    border-width: 3px;
    box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.2);
  }

  .art-product_name {
    font-size: 1.05rem;
    min-height: 2.8em;
  }

  .art-product_yen {
    font-size: 1.35rem;
  }

  .art-product_btn {
    width: 34px;
    height: 34px;
  }

  /* ノベルティ */
  .art-novelty {
    padding-left: 22px;
    padding-right: 22px;
    padding-bottom: 72px;
  }

  .art-novelty_head::before {
    width: min(78%, 240px);
    height: 120px;
    top: 20px;
  }

  .art-novelty_title {
    font-size: 1.75rem;
    padding-top: 22px;
  }

  /* 過去コラボ */
  .art-past {
    padding: 36px 22px 88px;
    margin-top: -28px;
    margin-bottom: -56px;
    border-radius: 28px 28px min(22vw, 88px) min(22vw, 88px);
  }

  .art-past .art-en-arc {
    margin-bottom: -16px;
  }

  .art-past_lead {
    font-size: 1.4rem;
    line-height: 1.7;
  }

  .art-year {
    display: flex;
    justify-content: center;
    gap: 10px 8px;
    margin: 12px 0 16px;
  }

  .art-year_btn {
    min-width: 42%;
    font-size: 1.25rem;
    padding: 8px 4px;
    min-height: 34px;
  }

  .art-past_link {
    border-width: 3px;
    box-shadow: 7px 7px 0 rgba(0, 0, 0, 0.2);
  }

  .art-past_meta {
    padding: 0 14px 18px;
  }

  .art-past_date {
    font-size: 1.2rem;
  }

  .art-past_title {
    font-size: 1.35rem;
    line-height: 1.6;
  }

  .art-past_sep {
    margin: 40px 0;
    gap: 8px;
  }

  .art-past .art-btn,
  .art-past_more {
    margin-top: 48px;
  }

  /* アトパン — スライダーは画面端まで */
  .art-atopan {
    padding-top: 72px;
    padding-bottom: 88px;
    padding-left: 0;
    padding-right: 0;
    overflow: visible;
  }

  .art-atopan .art-en-arc,
  .art-atopan .art-dots3,
  .art-atopan .art-heading,
  .art-atopan_lead,
  .art-atopan_note {
    padding-left: 0px;
    padding-right: 0px;
  }

  .art-atopan_stage {
    padding-top: 72px;
  }

  .art-atopan_speech {
    width: 72px;
  }

  .art-atopan-swiper {
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
  }

  .art-atopan-swiper .swiper-slide {
    width: 62%;
  }

  /* チケ得 */
  .art-ticket {
    padding: 96px 22px 120px;
    margin-top: -72px;
    margin-bottom: -80px;
    border-radius: min(48vw, 180px);
  }

  .art-ticket_head {
    width: min(100%, 320px);
  }

  .art-ticket_toku.is-yellow {
    left: 4px;
    width: 52px;
  }

  .art-ticket_toku.is-cyan {
    right: 8px;
    width: 34px;
  }

  .art-ticket_accent {
    font-size: 2.1rem;
  }

  .art-ticket_places {
    font-size: 1.35rem;
  }

  /* インスタ — インナー左右パディングなし・スライダーは画面端まで */
  .art-insta {
    margin-top: 10vw;
    padding: 9vw 0 10vw;
    overflow: visible;
  }

  .art-section.art-insta {
    padding-left: 0;
    padding-right: 0;
  }

  .art-insta .art-en-arc,
  .art-insta .art-dots3,
  .art-insta .art-heading,
  .art-insta .art-lead {
    padding-left: 0;
    padding-right: 0;
  }

  .art-insta .art-en-arc {
    margin-bottom: -12px;
  }

  .art-insta .art-lead {
    margin-top: 18px;
    font-size: 1.35rem;
    line-height: 1.7;
  }

  .art-insta_handle-wrap {
    margin: 24px auto 28px;
    padding: 0;
  }

  .art-insta_handle_frame,
  .art-insta_handle_text {
    width: min(100%, 200px);
  }

  .art-insta-swiper {
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
    padding: 20px 0 8px;
    overflow: hidden;
  }

  .art-insta-swiper .swiper-slide {
    width: 58%;
  }
}

@media screen and (max-width: 389.98px) {
  .art-nowbar_badge {
    font-size: 1rem;
    padding: 3px 6px;
  }

  .art-nowbar_text strong {
    white-space: normal;
  }

  .art-product-swiper .swiper-slide {
    width: 64%;
  }

  .art-insta-swiper .swiper-slide {
    width: 64%;
  }

  .art-year_btn {
    font-size: 1.1rem;
  }

  .art-gnav_btn {
    min-height: 52px;
    font-size: 1.3rem;
  }
}