/* 青いものたち — 色は白・黒・灰と、ボタンにだけ使う青の一色 */
:root {
  --bg: #ffffff;
  --ink: #141414;
  --ink-2: #6b6b6b;
  --ink-3: #9a9a9a;
  --line: #e5e3de;
  --tile: #f0efeb;
  --blue: #258bed;
  --blue-d: #1a76d2;
  --gutter: clamp(16px, 4vw, 48px);
  --header-h: 64px;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --font: "Inter", "Zen Kaku Gothic New", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
  color-scheme: light;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--font); font-size: 15px; line-height: 1.8; letter-spacing: .02em;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; letter-spacing: inherit; }
h1, h2, h3, p, dl, dd, figure { margin: 0; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
.wrap { max-width: 1440px; margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -9999px; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip:focus { left: 16px; top: 12px; z-index: 100; background: #fff; padding: 8px 12px; }
body.is-locked { overflow: hidden; }

/* ---------- header ---------- */
.site-header { position: sticky; top: 0; z-index: 30; background: rgba(255, 255, 255, .94); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); transition: box-shadow .3s; }
.site-header.is-scrolled { box-shadow: 0 1px 0 var(--line); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); }
.brand { font-weight: 500; font-size: 15px; letter-spacing: .18em; white-space: nowrap; }
.nav { display: flex; align-items: center; gap: clamp(18px, 2.6vw, 36px); font-size: 13px; }
.nav a, .nav__cart { position: relative; padding: 6px 0; display: inline-flex; align-items: center; }
.nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 2px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease); }
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }
.nav__count { display: inline-grid; place-items: center; min-width: 20px; height: 20px; padding: 0 6px; margin-left: 7px; border-radius: 10px; border: 1px solid var(--line); font-size: 11px; line-height: 1; letter-spacing: 0; font-variant-numeric: tabular-nums; transition: background .3s, color .3s, border-color .3s; }
.nav__count.has-items { background: var(--blue); border-color: var(--blue); color: #fff; }
.nav__count.is-bump { animation: bump .5s var(--ease); }
@keyframes bump { 40% { transform: scale(1.25); } }

/* ---------- intro (一覧の上) ---------- */
.intro { padding-top: clamp(28px, 3.6vw, 52px); padding-bottom: clamp(22px, 2vw, 28px); }
.intro__lead { font-size: clamp(17px, 1.5vw, 20px); font-weight: 400; letter-spacing: .14em; line-height: 1.6; word-break: keep-all; overflow-wrap: anywhere; }
.intro__facts { margin-top: 10px; color: var(--ink-2); font-size: 13px; letter-spacing: .06em; font-variant-numeric: tabular-nums; }
.intro__facts span { margin: 0 .7em; color: var(--ink-3); }

/* ---------- toolbar ---------- */
.toolbar { display: flex; align-items: center; justify-content: flex-end; gap: 16px; border-top: 1px solid var(--line); padding: 14px 0; margin-bottom: clamp(18px, 1.7vw, 24px); }
.toolbar__title { font-size: 13px; font-weight: 400; letter-spacing: .08em; }
.toolbar__count { color: var(--ink-3); margin-left: .4em; font-variant-numeric: tabular-nums; }
.seg { display: inline-flex; padding: 3px; background: var(--tile); border-radius: 999px; }
.seg__btn { font-size: 12px; padding: 5px 14px; border-radius: 999px; color: var(--ink-2); transition: background .3s var(--ease), color .3s, box-shadow .3s; white-space: nowrap; }
.seg__btn[aria-pressed="true"] { background: #fff; color: var(--ink); box-shadow: 0 1px 3px rgba(0, 0, 0, .08); }
.seg__btn:focus-visible { outline: 1.5px solid var(--blue); outline-offset: 1px; }

/* ---------- grid / card ---------- */
.grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(40px, 4.4vw, 64px) clamp(16px, 2.8vw, 40px); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card__link { display: block; }
.card__media { position: relative; aspect-ratio: 4 / 5; background: var(--tile); overflow: hidden; }
.card__art { position: absolute; inset: 0; display: grid; place-items: center; transition: transform .8s var(--ease); }
.card__art img { width: 62%; height: auto; box-shadow: 0 1px 1px rgba(0, 0, 0, .06), 0 10px 28px -8px rgba(0, 0, 0, .22); }
.card__room { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity .6s var(--ease); }
.grid[data-view="room"] .card__room { opacity: 1; }
@media (hover: hover) and (pointer: fine) {
  .card__link:hover .card__room { opacity: 1; }
  .grid[data-view="room"] .card__link:hover .card__room { opacity: 0; }
  .card__link:hover .card__art { transform: scale(1.015); }
}
.card__info { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding-top: 14px; font-size: 14px; line-height: 1.5; }
.card__name { min-width: 0; }
.card__no { font-size: 11px; color: var(--ink-3); letter-spacing: .06em; margin-right: .9em; font-variant-numeric: tabular-nums; }
.card__price { white-space: nowrap; font-variant-numeric: tabular-nums; color: var(--ink-2); font-size: 13px; }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 14px; height: 52px; padding: 0 28px; font-size: 14px; letter-spacing: .1em; transition: background .25s, color .25s, border-color .25s, transform .15s; }
.btn:active { transform: translateY(1px); }
.btn--primary { width: 100%; background: var(--blue); color: #fff; }
.btn--primary:hover { background: var(--blue-d); }
.btn--outline { border: 1px solid var(--ink); }
.btn--outline:hover { background: var(--ink); color: #fff; }
.btn--text { width: 100%; height: 44px; font-size: 13px; color: var(--ink-2); }
.btn--text:hover { color: var(--ink); }
.btn--sm { width: auto; height: 44px; padding: 0 20px; font-size: 13px; }
.btn__price { font-variant-numeric: tabular-nums; opacity: .82; font-size: 13px; letter-spacing: .04em; }
.btn__price::before { content: ""; display: inline-block; width: 1px; height: 12px; background: currentColor; opacity: .4; margin-right: 14px; vertical-align: -1px; }
.icon-btn { display: grid; place-items: center; width: 40px; height: 40px; }
.label { font-size: 12px; color: var(--ink-2); letter-spacing: .08em; }

/* ---------- product ---------- */
.crumbs { display: flex; gap: .7em; padding: 18px 0 0; font-size: 12px; color: var(--ink-3); }
.crumbs a:hover { color: var(--ink); }
.pd { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 0 clamp(40px, 5.5vw, 88px); padding-top: 18px; }
.pd__gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; grid-column: 1; grid-row: 1 / span 2; align-content: start; }
.pd__gallery > .g--art, .pd__gallery > .g--detail { grid-column: 1 / -1; }
.g { position: relative; cursor: zoom-in; background: var(--tile); overflow: hidden; }
.g img { width: 100%; height: auto; }
.g__tile { aspect-ratio: 4 / 5; display: grid; place-items: center; }
.g__tile img { width: 62%; box-shadow: 0 1px 1px rgba(0, 0, 0, .06), 0 18px 44px -14px rgba(0, 0, 0, .26); }
.g--detail img { aspect-ratio: 2 / 1; object-fit: cover; width: 100%; }
.g__cap { position: absolute; left: 14px; bottom: 12px; font-size: 11px; color: #fff; letter-spacing: .06em; background: rgba(0, 0, 0, .32); padding: 3px 9px; }
.pd__dots { display: none; }
.pd__panel { grid-column: 2; grid-row: 1; position: sticky; top: calc(var(--header-h) + 24px); align-self: start; padding: 22px 0 40px; }
.pd__no { font-size: 12px; color: var(--ink-3); letter-spacing: .1em; font-variant-numeric: tabular-nums; }
.pd__title { margin-top: 6px; font-size: clamp(24px, 2.2vw, 30px); font-weight: 500; letter-spacing: .08em; line-height: 1.45; }
.pd__caption { margin-top: 14px; color: var(--ink-2); font-size: 14px; }

.buy { margin-top: 30px; }
.sizes { border: 0; margin: 0; padding: 0; display: grid; gap: 10px; }
.sizes legend { padding: 0; margin-bottom: 10px; }
.size { position: relative; display: grid; grid-template-columns: 3.2em 1fr auto; align-items: center; gap: 12px; padding: 15px 18px; border: 1px solid var(--line); cursor: pointer; transition: border-color .2s, box-shadow .2s; font-variant-numeric: tabular-nums; }
.size:hover { border-color: #bdbab3; }
.size__input { position: absolute; opacity: 0; pointer-events: none; }
.size:has(.size__input:checked), .size.is-checked { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.size:has(.size__input:focus-visible) { outline: 2px solid var(--blue); outline-offset: 2px; }
.size__id { font-weight: 500; font-size: 15px; letter-spacing: .06em; }
.size__cm { color: var(--ink-2); font-size: 13px; }
.size__price { font-size: 14px; }

.scale { display: grid; grid-template-columns: minmax(0, 300px) minmax(128px, 1fr); gap: 20px; align-items: end; margin: 18px 0 22px; padding: 18px 20px 18px 18px; background: #fafaf8; }
.scale__svg { width: 100%; height: auto; overflow: hidden; }
.scale__wall { fill: #f4f3ef; }
.scale__floor { fill: #e9e6e0; }
.scale__sofa-back { fill: #e4e1da; }
.scale__sofa-seat { fill: #ebe8e2; }
.scale__sofa-arm { fill: #dfdbd3; }
.scale__sofa-leg { fill: #cfcbc2; }
.scale__person { fill: #d3cfc7; }
.scale__art { transform-box: fill-box; transform-origin: 50% 100%; transition: transform .55s var(--ease); }
.scale[data-size="A3"] .scale__art { transform: scale(.70711); }
.scale__cap { display: grid; gap: 4px; padding-bottom: 2px; }
.scale__dims { font-size: 15px; font-variant-numeric: tabular-nums; letter-spacing: .04em; white-space: nowrap; }
.scale__note { font-size: 12px; color: var(--ink-2); line-height: 1.6; }

.facts { list-style: none; margin: 20px 0 0; padding: 0; display: grid; gap: 6px; font-size: 13px; color: var(--ink-2); }
.facts li { position: relative; padding-left: 16px; }
.facts li::before { content: ""; position: absolute; left: 0; top: .78em; width: 6px; height: 6px; border-radius: 50%; background: var(--blue); }
.acc { margin-top: 26px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.acc__sum { list-style: none; display: flex; justify-content: space-between; align-items: center; padding: 14px 0; font-size: 13px; letter-spacing: .08em; cursor: pointer; }
.acc__sum::-webkit-details-marker { display: none; }
.acc__sum::after { content: ""; width: 9px; height: 9px; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: translateY(-3px) rotate(45deg); transition: transform .3s var(--ease); }
.acc[open] .acc__sum::after { transform: translateY(2px) rotate(-135deg); }
.spec { display: grid; grid-template-columns: 4.5em 1fr; gap: 8px 12px; padding: 0 0 18px; font-size: 13px; }
.spec dt { color: var(--ink-3); }

.more { padding-top: clamp(72px, 9vw, 128px); }
.more__head { display: flex; justify-content: space-between; align-items: baseline; border-top: 1px solid var(--line); padding: 16px 0 28px; }
.more__title { font-size: 13px; font-weight: 400; letter-spacing: .1em; }
.more__all { font-size: 13px; color: var(--ink-2); border-bottom: 1px solid var(--line); }
.more__all:hover { color: var(--ink); border-color: var(--ink); }

.buybar { display: none; }

/* ---------- lightbox ---------- */
.lb { position: fixed; inset: 0; z-index: 60; background: #fafaf8; display: grid; place-items: center; opacity: 0; transition: opacity .3s; }
.lb.is-open { opacity: 1; }
.lb[hidden] { display: none; }
.lb__img { max-width: min(92vw, 1400px); max-height: 88vh; width: auto; height: auto; object-fit: contain; box-shadow: 0 20px 60px -20px rgba(0, 0, 0, .25); }
.lb__close { position: absolute; top: 14px; right: 14px; }
.lb__nav { position: absolute; top: 50%; transform: translateY(-50%); width: 56px; height: 56px; }
.lb__nav--prev { left: 8px; } .lb__nav--next { right: 8px; }
.lb__count { position: absolute; bottom: 18px; left: 0; right: 0; text-align: center; font-size: 12px; color: var(--ink-2); font-variant-numeric: tabular-nums; }

/* ---------- 送料の帯・比較の画像・並べて飾る1枚 ---------- */
.topbar { margin: 0; padding: 8px var(--gutter); background: var(--tile); text-align: center; font-size: 12px; letter-spacing: .1em; color: var(--ink-2); }
.topbar a:hover { color: var(--ink); }
.pd__gallery > .g--sizes { grid-column: 1 / -1; }
.g--sizes img { aspect-ratio: 16 / 10; width: 100%; object-fit: cover; }
.pair { margin-top: 26px; padding-top: 20px; border-top: 1px solid var(--line); }
.pair__label { font-size: 12px; color: var(--ink-2); letter-spacing: .08em; margin-bottom: 12px; }
.pair__row { display: grid; grid-template-columns: 76px 1fr; gap: 16px; align-items: center; }
.pair__thumb { display: grid; place-items: center; aspect-ratio: 4 / 5; background: var(--tile); }
.pair__thumb img { width: 64%; box-shadow: 0 4px 10px -6px rgba(0, 0, 0, .35); }
.pair__title { font-size: 14px; }
.pair__title:hover { text-decoration: underline; text-underline-offset: 3px; }
.pair__no { font-size: 11px; color: var(--ink-3); letter-spacing: .06em; margin-right: .8em; font-variant-numeric: tabular-nums; }
.pair__note { margin-top: 2px; font-size: 12px; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.pair__add { margin-top: 10px; height: 38px; padding: 0 16px; border: 1px solid var(--ink); font-size: 12px; letter-spacing: .08em; transition: background .25s, color .25s; }
.pair__add:hover { background: var(--ink); color: #fff; }

/* ---------- drawer (cart) ---------- */
.drawer[hidden], .drawer-backdrop[hidden] { display: none; }
.drawer-backdrop { position: fixed; inset: 0; z-index: 50; background: rgba(20, 20, 20, .26); opacity: 0; transition: opacity .35s; }
.drawer { position: fixed; top: 0; right: 0; bottom: 0; z-index: 51; width: min(440px, 100vw); background: #fff; display: flex; flex-direction: column; transform: translateX(100%); transition: transform .42s var(--ease); box-shadow: -20px 0 60px -30px rgba(0, 0, 0, .3); }
.is-cart-open .drawer-backdrop { opacity: 1; }
.is-cart-open .drawer { transform: none; }
.drawer__head { display: flex; justify-content: space-between; align-items: center; height: var(--header-h); padding: 0 12px 0 24px; border-bottom: 1px solid var(--line); }
.drawer__title { font-size: 14px; font-weight: 500; letter-spacing: .1em; }
.drawer__status { font-size: 12px; color: var(--blue); padding: 0 24px; min-height: 0; }
.drawer__status:not(:empty) { padding-top: 14px; }
.drawer__body { flex: 1; overflow-y: auto; padding: 4px 24px; overscroll-behavior: contain; }
.drawer__empty { padding: 48px 0; text-align: center; color: var(--ink-2); font-size: 14px; }
.drawer__empty .btn { margin-top: 20px; }
.line { display: grid; grid-template-columns: 76px minmax(0, 1fr); gap: 16px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.line.is-new { animation: flash 1.6s var(--ease); }
@keyframes flash { 0% { background: #eef1fb; } 100% { background: transparent; } }
.line__thumb { aspect-ratio: 4 / 5; background: var(--tile); display: grid; place-items: center; }
.line__thumb img { width: 62%; box-shadow: 0 4px 10px -4px rgba(0, 0, 0, .25); }
.line__top { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; line-height: 1.5; }
.line__no { display: block; font-size: 11px; color: var(--ink-3); letter-spacing: .06em; }
.line__price { white-space: nowrap; font-variant-numeric: tabular-nums; }
.line__size { font-size: 12px; color: var(--ink-2); margin-top: 4px; font-variant-numeric: tabular-nums; }
.line__ctrl { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; }
.qty { display: inline-flex; align-items: center; border: 1px solid var(--line); height: 34px; }
.qty button { width: 34px; height: 32px; display: grid; place-items: center; color: var(--ink-2); }
.qty button:hover { color: var(--ink); }
.qty button:disabled { opacity: .3; cursor: default; }
.qty output { min-width: 26px; text-align: center; font-size: 13px; font-variant-numeric: tabular-nums; }
.line__remove { font-size: 12px; color: var(--ink-3); border-bottom: 1px solid transparent; }
.line__remove:hover { color: var(--ink); border-color: currentColor; }
.drawer__foot { padding: 18px 24px calc(18px + env(safe-area-inset-bottom)); border-top: 1px solid var(--line); display: grid; gap: 6px; }
.drawer__foot[hidden] { display: none; }
.drawer__sum { display: flex; justify-content: space-between; align-items: baseline; font-size: 14px; }
.drawer__sum dd { font-size: 18px; font-variant-numeric: tabular-nums; letter-spacing: .04em; }
.drawer__sum small { font-size: 11px; color: var(--ink-3); margin-left: .3em; letter-spacing: 0; }
.drawer__terms { display: grid; gap: 4px; margin: 6px 0 2px; font-size: 11.5px; line-height: 1.6; color: var(--ink-2); }
.drawer__terms > div { display: grid; grid-template-columns: 4.6em 1fr; gap: 8px; }
.drawer__terms dt { color: var(--ink-3); }
.drawer__legal { display: flex; flex-wrap: wrap; gap: 4px 14px; margin-bottom: 10px; font-size: 11.5px; }
.drawer__legal a { color: var(--ink-2); border-bottom: 1px solid var(--line); }
.drawer__legal a:hover { color: var(--ink); border-color: currentColor; }
.btn[disabled] { opacity: .6; cursor: progress; }

/* ---------- about ---------- */
.about { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(40px, 6vw, 96px); padding-top: clamp(40px, 7vw, 88px); align-items: start; }
.about__text { position: sticky; top: calc(var(--header-h) + 40px); }
.about__title { font-size: clamp(22px, 2.4vw, 30px); font-weight: 500; letter-spacing: .14em; margin-bottom: 28px; }
.about__line { font-size: clamp(16px, 1.4vw, 18px); letter-spacing: .14em; line-height: 1.9; }
.about__facts { display: grid; grid-template-columns: 5em 1fr; gap: 10px 16px; margin: 36px 0 36px; padding-top: 24px; border-top: 1px solid var(--line); font-size: 13px; font-variant-numeric: tabular-nums; }
.about__facts dt { color: var(--ink-3); }
.about__wall { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(12px, 2vw, 28px); }
.about__wall li { background: var(--tile); aspect-ratio: 4 / 5; display: grid; place-items: center; }
.about__wall img { width: 62%; box-shadow: 0 8px 20px -10px rgba(0, 0, 0, .3); }
.about__wall li:nth-child(3n+2) { transform: translateY(18%); }

/* ---------- footer ---------- */
.site-footer { margin-top: clamp(96px, 12vw, 160px); border-top: 1px solid var(--line); }
.site-footer__inner { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding-top: 28px; padding-bottom: calc(36px + env(safe-area-inset-bottom)); font-size: 12px; color: var(--ink-2); flex-wrap: wrap; }
.site-footer__brand { color: var(--ink); letter-spacing: .16em; }
.site-footer__nav { display: flex; gap: 24px; }
.site-footer__nav a:hover, .site-footer__meta a:hover { color: var(--ink); }
.site-footer__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px; color: var(--ink-3); }

/* ---------- 文書のページ (特商法・送料・プライバシー・お問い合わせ・注文完了) ---------- */
.doc { max-width: 760px; padding-top: clamp(40px, 6vw, 80px); font-size: 14px; line-height: 1.9; }
.doc__title { font-size: clamp(20px, 2vw, 24px); font-weight: 500; letter-spacing: .12em; margin-bottom: 32px; }
.doc__lead { margin-bottom: 8px; }
.doc__table { display: grid; grid-template-columns: 11em 1fr; border-top: 1px solid var(--line); }
.doc__table dt, .doc__table dd { margin: 0; padding: 14px 0; border-bottom: 1px solid var(--line); }
.doc__table dt { color: var(--ink-2); padding-right: 16px; }
.doc__sec { padding: 22px 0; border-top: 1px solid var(--line); }
.doc__sec:last-child { border-bottom: 1px solid var(--line); }
.doc__sec h2 { font-size: 14px; font-weight: 500; letter-spacing: .08em; margin-bottom: 8px; }
.doc__sec p + p { margin-top: 6px; }
.doc__sec ul { margin: 0; padding-left: 1.2em; }
.doc a { border-bottom: 1px solid var(--line); }
.doc a:hover { border-color: currentColor; }
.doc__note { margin-top: 20px; color: var(--ink-2); font-size: 13px; }
.nw { white-space: nowrap; }
.doc--center { text-align: center; }
.doc--center .doc__title { margin-bottom: 20px; }
.doc .doc__btn { display: inline-flex; width: auto; padding: 0 32px; margin-top: 32px; border-bottom: 1px solid var(--ink); }

/* ---------- tablet / phone ---------- */
@media (max-width: 1023px) {
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 959px) {
  .pd { grid-template-columns: minmax(0, 1fr); }
  .pd__gallery { grid-row: auto; display: flex; grid-template-columns: none; gap: 0; overflow-x: auto; scroll-snap-type: x mandatory; margin: 0 calc(-1 * var(--gutter)); scrollbar-width: none; overscroll-behavior-x: contain; }
  .pd__gallery::-webkit-scrollbar { display: none; }
  .pd__gallery > .g { flex: 0 0 100%; scroll-snap-align: center; scroll-snap-stop: always; }
  .pd__gallery .g--detail img { aspect-ratio: 4 / 5; }
  .pd__gallery .g--art .g__tile, .pd__gallery .g img { aspect-ratio: 4 / 5; object-fit: cover; }
  .pd__gallery .g--art .g__tile img { aspect-ratio: auto; }
  .pd__dots { display: flex; justify-content: center; gap: 8px; list-style: none; margin: 14px 0 0; padding: 0; }
  .pd__dots li { width: 5px; height: 5px; border-radius: 50%; background: #d4d1ca; transition: background .3s, transform .3s; }
  .pd__dots li.is-on { background: var(--ink); transform: scale(1.2); }
  .pd__panel { grid-column: 1; grid-row: auto; position: static; padding-top: 18px; }
  .buybar { display: flex; align-items: center; justify-content: space-between; gap: 12px; position: fixed; z-index: 40; left: 12px; right: 12px; bottom: calc(12px + env(safe-area-inset-bottom)); padding: 8px 8px 8px 16px; background: rgba(255, 255, 255, .97); border: 1px solid var(--line); box-shadow: 0 10px 30px -12px rgba(0, 0, 0, .25); transform: translateY(calc(100% + 24px)); transition: transform .4s var(--ease); }
  .buybar.is-visible { transform: none; }
  .buybar__info { min-width: 0; line-height: 1.4; }
  .buybar__title { font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .buybar__meta { font-size: 12px; color: var(--ink-2); font-variant-numeric: tabular-nums; }
  .about { grid-template-columns: minmax(0, 1fr); }
  .more { padding-top: 48px; }
  .is-work .site-footer__inner { padding-bottom: calc(96px + env(safe-area-inset-bottom)); }
  .about__text { position: static; }
}
@media (min-width: 720px) and (max-width: 959px) {
  /* タブレット縦: 写真 (横に送る) と購入欄を左右に並べ、最初の画面で名前とボタンが見えるようにする */
  .pd { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); column-gap: 32px; }
  .pd__gallery { grid-column: 1; grid-row: 1; margin: 0; }
  .pd__dots { grid-column: 1; grid-row: 2; align-self: start; }
  .pd__panel { grid-column: 2; grid-row: 1 / span 3; position: sticky; top: calc(var(--header-h) + 16px); padding-top: 0; }
  .scale { grid-template-columns: minmax(0, 1fr); }
  .scale__svg { max-width: 320px; }
}
@media (max-width: 599px) {
  :root { --header-h: 56px; }
  body { font-size: 14px; }
  .brand { font-size: 14px; letter-spacing: .14em; }
  .nav { gap: 18px; font-size: 12px; }
  .grid { gap: 32px 12px; }
  .card__info { flex-direction: column; gap: 2px; padding-top: 10px; font-size: 13px; }
  .card__no { margin-right: .7em; }
  .card__price { font-size: 12px; }
  .toolbar { padding: 12px 0; }
  .seg__btn { padding: 5px 12px; }
  .scale { grid-template-columns: minmax(0, 1fr); gap: 12px; padding: 14px; }
  .scale__cap { gap: 2px; }
  .size { padding: 14px 14px; gap: 10px; }
  .lb__nav { display: none; }
  .site-footer__inner { flex-direction: column; align-items: flex-start; gap: 12px; }
  .site-footer__nav { flex-wrap: wrap; gap: 8px 20px; }
  .doc__table { grid-template-columns: minmax(0, 1fr); }
  .doc__table dt { padding: 14px 0 0; border-bottom: 0; font-size: 12px; }
  .doc__table dd { padding-top: 2px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}