@charset "utf-8";

/* 淡いピンクとベージュがゆっくり溶け合う背景。 */
body.immersive {
  --paper: #fcf6ef;
  --cream: #f4e8e0;
  --pink: #f1dfe3;
  --rose: #b55061;
  --rose-dark: #9d4050;
  --ink: #573a3d;
  --muted: #73545a;
  --gold: #795b3d;
  --line: rgba(135, 100, 84, .25);
  background: linear-gradient(145deg, #fbf4ec, #f3e2e4 45%, #f0dfe0 75%, #f7ece1);
}

body.immersive::before {
  background: radial-gradient(ellipse at 9% 12%, rgba(241, 207, 184, .68), transparent 48%), radial-gradient(ellipse at 77% 36%, rgba(244, 215, 225, .76), transparent 55%), radial-gradient(ellipse at 35% 82%, rgba(234, 209, 217, .62), transparent 53%), linear-gradient(145deg, #fbf5ed, #f5e5e7 45%, #f2e0df 73%, #f8eee2);
}
body.immersive::after { opacity: .16; }

.immersive .site-header {
  --gold: #795b3d;
  --line: rgba(135, 100, 84, .25);
  color: var(--ink);
  background: linear-gradient(110deg, #f7eee5, #f2e3e5);
  position: fixed;
  inset: 0 0 auto;
  width: 100%;
  z-index: 50;
  transform: translateY(calc(-100% - 2px));
  visibility: hidden;
  pointer-events: none;
  transition: transform .24s ease, visibility 0s linear .24s;
}
.immersive .site-header.is-visible { transform: translateY(0); visibility: visible; pointer-events: auto; transition: transform .24s ease, visibility 0s; }
.immersive .wordmark { color: #634549; }
.immersive .header-reserve { color: var(--rose); border-color: var(--rose); }
.site-brand { display: block; width: 360px; max-width: 36%; min-width: 0; flex: 0 1 360px; }
.site-brand > img { display: block; width: 100%; height: auto; }
.header-reserve,
.site-nav { flex-shrink: 0; }
.header-reserve { white-space: nowrap; }
.immersive .reservation-ribbon { background: linear-gradient(110deg, rgba(251, 241, 231, .9), rgba(244, 224, 230, .86)); }
.immersive .button { color: #fff; box-shadow: 0 4px 20px rgba(181, 80, 97, .1); }
.immersive .button-outline { color: var(--rose); box-shadow: none; }
.immersive .button-outline:hover { background: rgba(181, 80, 97, .06); color: var(--rose-dark); }
.immersive .collection-nav { background: linear-gradient(100deg, rgba(248, 235, 224, .94), rgba(241, 219, 228, .92)); }
.immersive .collection-nav a:hover { color: var(--rose); }
.immersive .collection-section.signature { background: linear-gradient(155deg, rgba(250, 238, 229, .77), rgba(244, 223, 231, .8) 52%, rgba(244, 230, 218, .7)); }
.immersive .classic { background: linear-gradient(145deg, rgba(249, 236, 225, .8), rgba(243, 223, 229, .78)); }
.immersive .traditional { background: linear-gradient(150deg, rgba(245, 227, 224, .79), rgba(248, 237, 221, .83)); }
.immersive .premium { --muted: #705058; background: linear-gradient(130deg, rgba(241, 218, 218, .94), rgba(228, 194, 208, .9)); }
.immersive .premium .eyebrow,
.immersive .premium-label { color: #8c631d; }
.immersive .premium .eyebrow { font-size: 16px; font-weight: 700; letter-spacing: .18em; }
.immersive .premium-label { border-color: #a0803e; background: rgba(255, 248, 224, .65); font-weight: 700; }
.premium-note > span { display: block; margin-top: 8px; }
.immersive .badge { background: #92702a; color: #fff; font-weight: 700; }
.immersive .premium-photo { box-shadow: 0 18px 45px rgba(120, 85, 76, .09); }
.immersive .atelier { background: linear-gradient(145deg, rgba(249, 237, 224, .88), rgba(242, 222, 228, .84)); }
.immersive .reservation-section { background: #fffefc; }
.immersive .reservation-box { background: #fffefc; box-shadow: none; }
.immersive .site-footer { color: #634549; background: linear-gradient(110deg, #efe1d8, #ead8df); }
.immersive .site-footer .copyright { color: #795b60; }
.footer-logo { display: block; width: 139px; max-width: 100%; margin: 0 auto; line-height: 0; }
.footer-logo > img { display: block; width: 100%; height: auto; }
.immersive .mobile-bar { background: rgba(255, 249, 243, .97); }

/* 導入文と窓の装飾は、一枚の白い背景の上でつなぐ。 */
.immersive .introduction { background: #fffefc; padding: 0 0 88px; }
.immersive .window-decoration {
  -webkit-mask-image: none;
  mask-image: none;
  filter: none;
}
.immersive .introduction .window-decoration { display: block; width: 100%; max-width: none; margin: 0 0 46px; }
.immersive .introduction::after { opacity: .35; }
.immersive .intro-copy { color: #654c4d; }
.intro-content { max-width: 960px; margin: auto; padding: 0 24px; }

/* 商品写真が右から左へ、同じ間隔のまま継ぎ目なく流れる。 */
.cake-carousel { --slide-width: clamp(188px, 24vw, 320px); --slide-gap: 20px; --carousel-duration: 180s; position: relative; padding: 0 0 52px; overflow: hidden; background: #fffefc; }
.carousel-viewport { width: 100%; overflow-x: auto; overflow-y: hidden; }
.cake-carousel.is-ready .carousel-viewport { overflow-x: hidden; }
.carousel-track { display: flex; width: max-content; animation: christmas-carousel var(--carousel-duration) linear infinite; animation-play-state: paused; will-change: transform; }
.carousel-group { display: flex; flex: 0 0 auto; width: max-content; gap: var(--slide-gap); margin: 0; padding: 0 var(--slide-gap) 0 0; list-style: none; }
.carousel-slide { flex: 0 0 var(--slide-width); width: var(--slide-width); scroll-snap-align: start; }
.carousel-slide > a { display: block; overflow: hidden; }
.carousel-slide img { display: block; width: 100%; height: auto; aspect-ratio: 9 / 10; object-fit: cover; }
.cake-carousel.is-ready:not(.is-paused):not(.is-offscreen):not(.is-touching):not(.is-document-hidden) .carousel-track { animation-play-state: running; }
.cake-carousel .carousel-viewport:focus-within .carousel-track { animation-play-state: paused; }
.carousel-toggle { position: absolute; right: 24px; bottom: 6px; display: grid; place-items: center; width: 40px; height: 40px; padding: 6px; border: 1px solid #ded3c7; border-radius: 50%; background: #fffefc; color: #73545a; cursor: pointer; }
.carousel-toggle::before { content: ""; position: absolute; inset: -2px; }
.carousel-toggle[hidden] { display: none; }
.carousel-toggle svg { width: 18px; height: 18px; }
.carousel-pause-icon { fill: none; stroke: currentColor; stroke-width: 2; }
.carousel-play-icon { display: none; fill: currentColor; }
.cake-carousel.is-paused .carousel-pause-icon { display: none; }
.cake-carousel.is-paused .carousel-play-icon { display: block; }
@keyframes christmas-carousel { to { transform: translate3d(-50%, 0, 0); } }
@media (hover: hover) { .cake-carousel:hover .carousel-track { animation-play-state: paused !important; } }

/* 背景と操作ボタンは保ち、内容だけを一度ずつ柔らかく表示する。 */
.scroll-reveal { opacity: 0; transform: translate3d(0, 22px, 0); transition: opacity .8s ease, transform .9s cubic-bezier(.2, .65, .3, 1); transition-delay: var(--reveal-delay, 0ms); }
.scroll-reveal.is-revealed,
.scroll-reveal:focus-within { opacity: 1; transform: none; }
.site-footer.scroll-reveal { transform: none; }

/* 写真の外側に帯を付けず、全商品を同じ比率へフィット。 */
.immersive .product-card .product-photo {
  position: relative;
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 10;
  align-self: start;
  background: #faf0dc;
}
.immersive .product-card .product-photo > img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  object-fit: cover;
  object-position: center;
}
.immersive .premium-photo > img { width: 100%; height: auto; aspect-ratio: auto; object-fit: cover; }
.product-variants { margin-top: auto; padding-top: 18px; }
.product-variant + .product-variant { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.variant-overview { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 3px 12px; }
.product-card .product-size,
.product-card .product-price { margin: 0; }
.product-limit { display: inline-flex; align-items: baseline; gap: 3px; width: fit-content; margin-top: 6px; padding: 0; border: 0; background: none; color: var(--muted); font-size: 11px; font-weight: 400; line-height: 1.8; }
.product-limit > strong { color: inherit; font: 500 14px/1.4 var(--sans); }

/* 写真を主役に、商品情報は小さくひとまとまりに。 */
.immersive .collection-section .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 68px 48px; }
.immersive .collection-section .product-card { display: flex; flex-direction: column; gap: 0; }
.immersive .collection-section .product-photo { box-shadow: none; outline: none; }
.immersive .collection-section .product-copy { padding-top: 20px; }
.immersive .collection-section .product-card h3 { font-size: 20px; line-height: 1.7; letter-spacing: .025em; }
.immersive .product-card .product-subtitle { font-size: .72em; margin-top: .2em; }
.immersive .collection-section .product-catch { font-size: 12px; line-height: 1.9; margin-top: 10px; }
.immersive .product-card .product-variants { padding-top: 16px; }
.immersive .product-card .product-variant { display: flex; flex-wrap: wrap; align-items: baseline; gap: 5px 18px; }
.immersive .product-card .product-variant + .product-variant { margin-top: 6px; padding-top: 0; border-top: 0; }
.immersive .product-card .variant-overview { justify-content: flex-start; gap: 4px 14px; }
.immersive .product-card .product-limit { margin-top: 0; font-size: 11px; gap: 2px; }
.immersive .product-card .product-limit > strong { font-size: 12px; }
.immersive .product-card .product-price,
.immersive .collection-section .product-card .product-price { font-size: 18px; line-height: 1.5; }
.immersive .premium .product-price { font-size: 20px; }
.immersive .detail-option dd { font-size: 21px; }
.immersive .collection-section .product-card .product-actions { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 18px; }
.immersive .collection-section .product-card .product-actions .button { min-height: 40px; padding: 9px 18px; font-size: 11px; gap: 18px; }
.immersive .collection-section .product-card .product-actions .button-outline { border: 0; padding-left: 0; padding-right: 0; background: transparent; }
.immersive .collection-section .product-card .product-actions .button:not(.button-outline) { min-width: 128px; }

.product-title-main { display: block; }
.product-subtitle {
  display: block;
  margin: .3em 0 .15em;
  font-size: .75em;
  font-weight: 400;
  line-height: 1.65;
  letter-spacing: .015em;
}
.detail-summary h1 .product-subtitle { font-size: .65em; }
.product-card h3,
.detail-summary h1 { line-break: strict; }

/* 商品写真と説明は、白い紙面として読みやすくまとめる。 */
.immersive.product-page #main { background: #fffefc; }
.immersive .detail-main-photo { background: #fff; box-shadow: none; outline: none; }
.immersive .detail-main-photo > img { display: block; width: 100%; height: auto; aspect-ratio: auto; object-fit: initial; }
.immersive .detail-story { background: #fffdf9; border-top: 1px solid #eaded3; }
.immersive .detail-facts { background: #faf5ed; }
.immersive .allergy-note,
.immersive .detail-option dt span { color: var(--rose); }
.immersive .layer-chips li { background: #fffaf3; }
.immersive .related-section { background: linear-gradient(150deg, #f7ebe2, #f3e1e7); }
.detail-information { min-width: 0; align-self: start; }
.immersive .detail-cutaway { max-width: none; margin: 0 0 28px; padding: 24px 18px; background: #fff; border: 1px solid #eaded3; }
.detail-cutaway h3 { margin: 0 0 24px; font: 19px/1.7 var(--serif); font-weight: 500; text-align: center; }
.detail-cutaway .cutaway-image-link { display: block; }
.detail-cutaway img { width: 100%; height: auto; max-height: none; }
.detail-cutaway figcaption { margin-top: 20px; font-size: 11px; line-height: 1.8; }
.detail-cutaway figcaption span { display: block; margin-top: 6px; color: var(--rose); font-size: 10px; }

/* 添付のイラストを、そのまま予約フローとして掲載する。 */
.reservation-flow {
  box-sizing: border-box;
  max-width: 1200px;
  margin: 48px 8% 0;
  padding: 0;
  background: #fffefc;
  border: 0;
  color: #310708;
  text-align: center;
  letter-spacing: 0;
}
.reservation-flow > .eyebrow { margin: 0 0 12px; color: #87664c; }
.reservation-flow > h2 { margin: 0 0 36px; font: 25px/1.7 var(--serif, Georgia, "Yu Mincho", serif); color: #573a3d; }
.reservation-online-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 50px; align-items: start; justify-content: space-around;}
.online-shop-banner { display: block; max-width: 430px; width: 100%; margin: 0 auto; }
.online-shop-banner > img { display: block; width: 100%; height: auto; }
.online-shop-banner-cta { display: flex; align-items: center; justify-content: center; gap: 18px; margin-top: 24px; padding: 12px 16px; border: 1px solid var(--rose); color: var(--rose); font-size: 13px; line-height: 1.6; }
.online-shop-banner:hover .online-shop-banner-cta { background: #fbf3eb; }
.flow-steps { min-width: 0; container-type: inline-size; max-width: 460px; }
.flow-step-one { display: grid; grid-template-columns: 13.2% 1fr 19%; gap: 3.5%; align-items: center; padding: 10px 0 30px; margin-bottom: 12px; border-bottom: 1px dotted #ac9277; text-align: left; }
.flow-step-number { display: grid; place-content: center; position: relative; width: 100%; aspect-ratio: 1; border-radius: 50%; background: #310708; color: white; text-align: center; font-family: Arial, sans-serif; line-height: 1.1; }
.flow-step-number::after { content: ""; position: absolute; right: 0; bottom: 6%; width: 20%; height: 20%; background: #310708; clip-path: polygon(0 0,100% 100%,0 75%); }
.flow-step-number span { font-size: clamp(10px, 4cqw, 27px); }
.flow-step-number b { font-size: clamp(23px, 6cqw, 48px); font-weight: 400; }
.flow-step-copy h3 { margin: 0 0 12px; font: bold clamp(12px, 4.4cqw, 32px)/1.6 var(--sans, Arial, sans-serif); color: #310708; }
.flow-step-copy a { display: inline-block; color: #9d0018; font-size: clamp(10px, 2.3cqw, 16px); line-height: 1.8; text-decoration: underline; text-underline-offset: 4px; }
.flow-device { width: 100%; max-width: 145px; margin-left: auto; color: #937c67; }
.flow-illustration { margin: 0; }
.flow-illustration img { display: block; width: 100%; height: auto; }

.making-film { padding: 58px 32px 68px; background: #fffdf9; border-top: 1px solid #eaded3; }
.film-inner { max-width: 920px; margin: auto; text-align: center; }
.film-inner > h2 { margin: 12px 0 28px; font: 25px/1.7 var(--serif); font-weight: 500; }
.movie-player { position: relative; width: 100%; aspect-ratio: 16 / 9; background: #e9dfd5; overflow: hidden; }
.movie-player iframe { position: absolute; inset: 0; display: block; width: 100%; height: 100%; border: 0; }
.movie-launch { position: absolute; inset: 0; display: grid; place-items: center; width: 100%; height: 100%; overflow: hidden; margin: 0; padding: 0; border: 0; background: transparent; cursor: pointer; }
.movie-launch > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: brightness(.72); transition: transform .3s; }
.movie-launch:hover > img { transform: scale(1.025); }
.movie-launch > span { position: relative; display: block; color: white; font: 64px/1 Arial, sans-serif; text-shadow: 0 2px 14px rgba(35, 15, 14, .4); }
.mobile-bar-label .reservation-deadline { font-weight: 800; color: var(--rose); }
.movie-external { margin-top: 13px; font-size: 11px; text-align: right; }
.movie-external a { text-decoration: underline; text-underline-offset: 4px; }
.making-details { margin-top: 24px; text-align: left; font-size: 13px; }
.making-details > summary { cursor: pointer; padding: 12px 0; border-bottom: 1px solid var(--line); }
.making-details[open] > summary { margin-bottom: 18px; }
.atelier-movie { max-width: 920px; margin: 28px auto 0; }

/* ノンエッグのグリーンへの切り替えを保つ。 */
.immersive .non-egg .button-outline { color: #ffe5c9; }
.immersive .non-egg .button-outline:hover { background: rgba(249, 217, 181, .12); color: #fff5e7; }

/* 予約方法ページも白い背景に。 */
body.immersive.order { background: #fff; }
body.immersive.order::before,
body.immersive.order::after { display: none; }
.immersive.order #wrapper { margin: 30px auto; padding: 1px 0 24px; background: #fff; border: 0; box-shadow: none; }
.immersive.order .reservation-flow { margin: 8px auto 30px; padding: 24px 26px; }
.immersive.order .reservation-online-layout { grid-template-columns: 1fr; gap: 32px; }
.immersive.order .online-shop-banner { max-width: 320px; }
.immersive.order .reservation-flow a { color: #9d0018; }
.immersive.order .flow-step-copy h3 { font-size: 24px; }
.immersive.order .flow-step-copy a { font-size: 12px; }

@media (max-width: 900px) {
  .reservation-online-layout { grid-template-columns: 1fr; gap: 40px; }
  .online-shop-banner { max-width: 340px; }
}

@media (max-width: 800px) {
  .site-brand { max-width: none; width: 300px; flex-basis: 300px; }
  .immersive .introduction { padding-bottom: 64px; }
  .immersive.order .flow-step-copy h3 { font-size: 19px; }
}

@media (max-width: 700px) {
  .immersive .collection-section .product-grid { grid-template-columns: minmax(0, 1fr); gap: 48px; }
  .immersive .collection-section .product-card { grid-column: 1 / -1; }
  .immersive .collection-section .product-copy { padding-top: 18px; }
  .immersive .collection-section .product-card h3 { font-size: 18px; }
  .immersive .collection-section .product-catch { font-size: 11px; line-height: 1.9; }
  .immersive .product-card .product-price,
  .immersive .collection-section .product-card .product-price { font-size: 16px; }
  .immersive .premium .product-price { font-size: 18px; }
  .immersive .detail-option dd { font-size: 20px; }
}

@media (max-width: 560px) {
  .cake-carousel { --slide-gap: 14px; padding-bottom: 48px; }
  .carousel-toggle { right: 18px; bottom: 4px; }
  .site-brand { width: 220px; flex-basis: 220px; }
  .product-variants { padding-top: 13px; }
  .product-limit { font-size: 10px; }
  .product-limit > strong { font-size: 13px; }
  .immersive .introduction { padding: 0 0 48px; }
  .immersive .introduction .window-decoration { display: block; width: 100%; max-width: none; margin: 0 0 28px; }
  .intro-content { padding: 0 22px; }
  .immersive .detail-cutaway { margin: 0 0 24px; padding: 20px 12px; }
  .detail-cutaway h3 { margin-bottom: 18px; font-size: 18px; }
  .detail-cutaway figcaption { margin-top: 16px; font-size: 10px; }
  .reservation-flow { margin-top: 36px; padding: 0; }
  .reservation-online-layout { gap: 34px; }
  .online-shop-banner { max-width: 290px; }
  .online-shop-banner-cta { font-size: 12px; margin-top: 18px; }
  .reservation-flow > h2 { font-size: 19px; margin-bottom: 22px; }
  .flow-step-one { padding-top: 3px; padding-bottom: 18px; margin-bottom: 10px; }
  .flow-step-copy h3 { font-size: 12px; line-height: 1.6; margin-bottom: 6px; }
  .flow-step-copy a { font-size: 10px; line-height: 1.7; }
  .flow-step-number span { font-size: 10px; }
  .flow-step-number b { font-size: 23px; }
  .flow-device { max-width: 60px; }
  .making-film { padding: 36px 18px 40px; }
  .film-inner > h2 { font-size: 21px; margin: 10px 0 20px; }
  .movie-launch > span { font-size: 48px; }
  .making-details { font-size: 12px; }
  .immersive.order #wrapper { margin-block: 18px; padding-inline: 0; }
  .immersive.order .reservation-flow { padding: 20px 8px; }
  .immersive.order .reservation-flow > h2 { font-size: 17px; }
  .immersive.order .flow-step-copy h3 { font-size: 11px; }
  .immersive.order .flow-step-copy a { font-size: 9px; }
}

@media (prefers-reduced-motion: reduce) {
  .scroll-reveal { opacity: 1; transform: none; transition: none; }
  .carousel-track { animation: none; transform: none; }
  .cake-carousel.is-ready .carousel-viewport { overflow-x: auto; scroll-snap-type: x proximity; }
  .carousel-group[aria-hidden="true"] { display: none; }
  .carousel-toggle { display: none; }
}
@media print {
  .scroll-reveal { opacity: 1; transform: none; }
  .carousel-track { animation: none; }
  .carousel-group[aria-hidden="true"], .carousel-toggle { display: none; }
}