/* ARKe サンプル。トークンはガイド §8〜§10 の値だけを使う。 */
:root {
  --paper: #F4F4F2; --white: #FFFFFF; --graphite: #0E1110; --gray: #717171; --line: #D2D2CD; --muted: #7F8481;
  --m: 64px; --g: 24px;
  --font: "ARKe Inter", "ARKe Noto JP", sans-serif;
  --t-text: 300ms; --t-hover: 200ms; --t-menu: 380ms; --t-project: 800ms;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--graphite); font: 400 16px/1.8 var(--font); font-feature-settings: "palt"; overflow-x: clip; word-break: auto-phrase; }
img { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; padding: 0; }
ul, ol { list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
:focus-visible { outline: 2px solid var(--white); outline-offset: 2px; box-shadow: 0 0 0 4px var(--graphite); }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 32px; z-index: 60; background: var(--white); padding: 8px 16px; }

.band { position: relative; z-index: 40; background: var(--graphite); color: var(--line); font-size: 11px; line-height: 1.4; padding: 6px var(--m); letter-spacing: .02em; }

/* ヘッダー。ロゴの色は変えない。 */
.head { position: absolute; left: 0; right: 0; top: 26px; padding: 24px var(--m); display: flex; justify-content: space-between; align-items: center; pointer-events: none; }
.head a, .head button { pointer-events: auto; }
.head__logo { position: relative; z-index: 30; }
.head__logo img { width: 120px; height: auto; }
.head__menu { position: fixed; z-index: 31; right: var(--m); top: 40px; min-height: 44px; padding: 0 14px; font-size: 13px; font-weight: 500; letter-spacing: .12em; color: var(--white); background: var(--graphite); }
html:not(.js) .head__menu, html:not(.js) .filter { display: none; }

/* 全画面メニュー */
.menu { width: 100%; max-width: none; height: 100vh; height: 100dvh; max-height: none; margin: 0; border: 0; background: var(--graphite); color: var(--white); padding: 96px var(--m) 48px; overscroll-behavior: contain; }
.menu[open] { display: flex; flex-direction: column; justify-content: space-between; animation: menu-in var(--t-menu) ease both; }
.menu.is-closing { animation: menu-out 300ms ease both; }
@keyframes menu-in { from { clip-path: polygon(0 100%, 0 100%, 0 100%); } 50% { clip-path: polygon(0 100%, 200% 100%, 0 -100%); } to { clip-path: polygon(0 100%, 200% 100%, 0 -100%); } }
@keyframes menu-out { to { opacity: 0; } }
.menu::backdrop { background: var(--graphite); }
.menu__close { position: absolute; right: var(--m); top: 50px; font-size: 13px; letter-spacing: .12em; font-weight: 500; }
.menu li { border-top: 1px solid rgba(255,255,255,.2); max-width: 760px; }
.menu li:last-child { border-bottom: 1px solid rgba(255,255,255,.2); }
.menu nav a { display: block; font-size: 56px; line-height: 1.25; padding: 12px 0; text-decoration: none; }
.menu nav a:hover { opacity: .65; }
.menu__addr { font-style: normal; font-size: 14px; line-height: 1.8; color: var(--line); margin-top: 32px; }

/* 共通 */
.st { padding: 128px var(--m); position: relative; }
.st--paper { background: var(--paper); color: var(--graphite); }
.st--dark { background: var(--graphite); color: var(--white); }
.fig { position: relative; overflow: hidden; background: var(--line); }
.fig img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: opacity var(--t-hover) ease; }
.fig img.is-swap { opacity: .4; }
.fig__ph { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: flex-end; gap: 4px; padding: 16px; font-size: 12px; line-height: 1.5; color: var(--graphite); background: var(--line) linear-gradient(135deg, transparent 49.9%, rgba(14,17,16,.25) 50%, rgba(14,17,16,.25) 50.1%, transparent 50.2%); }
.st--dark .fig { background: #1c1f1e; }
.st--dark .fig__ph, .fig__ph--dark { color: var(--line); background: #1c1f1e linear-gradient(135deg, transparent 49.9%, rgba(255,255,255,.25) 50%, rgba(255,255,255,.25) 50.1%, transparent 50.2%); }
.eyebrow { font-size: 12px; font-weight: 500; letter-spacing: .14em; margin-bottom: 24px; }
.h1 { font-size: 56px; line-height: 1.3; font-weight: 500; letter-spacing: -.005em; }
.h2 { font-size: 36px; line-height: 1.4; font-weight: 500; }
.body-l { font-size: 18px; line-height: 2; }
.label { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 12px; font-weight: 500; letter-spacing: .08em; line-height: 1.4; }
.label i, .scope i { display: inline-block; width: 9px; height: 12px; background: linear-gradient(to bottom right, transparent calc(50% - .6px), currentColor calc(50% - .6px), currentColor calc(50% + .6px), transparent calc(50% + .6px)); }
.scope { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 12px; font-weight: 500; letter-spacing: .08em; line-height: 1.5; }
.scope__k { margin-right: 8px; }
.st--paper .scope__k { color: var(--gray); }
.st--dark .scope__k { color: var(--muted); }
.credit { font-size: 12px; line-height: 1.5; }
.tlink { display: inline-block; font-size: 13px; font-weight: 500; letter-spacing: .08em; text-decoration: none; border-bottom: 1px solid currentColor; padding-bottom: 2px; }
.tlink span { display: inline-block; transition: transform var(--t-hover) ease; }
.tlink:hover span { transform: translateX(4px); }
.notice { font-size: 15px; line-height: 1.8; color: var(--graphite); border-left: 1px solid var(--graphite); padding-left: 16px; max-width: 760px; margin: 32px 0; }
.notice--s { margin: 24px 0 0; font-size: 14px; }
.notice-line { background: var(--paper); padding: 0 var(--m) 48px; font-size: 15px; }
.reveal { transition: opacity var(--t-text) ease, transform var(--t-text) ease; }
.js-motion .reveal { opacity: 0; transform: translateY(12px); }
.js-motion .reveal.is-in { opacity: 1; transform: none; }

/* 見出しは語の途中で折らない */
h1, h2, h3, .h1, .h2, .detail__data h1, .next__t strong, .wi__meta strong { word-break: auto-phrase; text-wrap: balance; }
.manifesto .h1 { font-size: 44px; }

/* 01 HERO */
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; flex-direction: column; justify-content: space-between; gap: 40px; padding: 112px var(--m) 40px; background: var(--graphite); color: var(--white); overflow: hidden; }
.hero__media { position: absolute; inset: 0; max-width: 1600px; margin: 0 auto; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 45%; animation: hero-in 1200ms ease both; }
.hero__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(14,17,16,.92) 0%, rgba(14,17,16,.72) 34%, rgba(14,17,16,.18) 66%, rgba(14,17,16,.45) 100%); }
@keyframes hero-in { from { transform: scale(1.02); } to { transform: scale(1); } }
.hero__copy { position: relative; }
.hero__en { font-size: clamp(56px, 11vh, 96px); line-height: 1; font-weight: 400; letter-spacing: -.01em; }
.hero__en span { display: block; }
.hero__tag { margin-top: 24px; font-size: 20px; line-height: 1.5; font-weight: 500; }
.hero__data { position: relative; max-width: 620px; display: grid; gap: 8px; justify-items: start; }
.hero__title { font-size: 14px; line-height: 1.6; }
.hero__notice { font-size: 13px; line-height: 1.6; margin-top: 8px; color: var(--line); }
.photo-note { font-size: 14px; line-height: 1.7; margin-top: 24px; }
.approach .photo-note { margin: -40px 0 48px; color: var(--line); }
.hero__cue { position: absolute; right: var(--m); bottom: 0; width: 1px; height: 96px; background: var(--white); }

/* 02 POP-UP: 片側を裁ち落とす */
.p02 { display: grid; grid-template-columns: minmax(0, 1fr) min(800px, 56%); gap: var(--g); padding: 0 0 0 var(--m); align-items: end; }
.p02__text { padding-bottom: 64px; display: grid; gap: 16px; justify-items: start; }
.p02 h2, .p03 h2, .p04 h2, .p08 h2, .p09 h2 { font-size: 28px; line-height: 1.5; font-weight: 500; }

/* 03 PERMANENT */
.p03 { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); gap: 64px; padding: 96px var(--m) 96px 0; align-items: start; }
.p03__img { max-width: 1000px; }
.p03__text { display: grid; gap: 16px; justify-items: start; }

/* 04 EXHIBITION */
.p04 { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--g); padding-top: 128px; padding-bottom: 96px; align-items: start; }
.p04__text { grid-column: 1 / span 3; display: grid; gap: 16px; justify-items: start; }
.p04__main { grid-column: 7 / span 6; grid-row: 1; max-width: 800px; }
.p04__sub { grid-column: 4 / span 3; grid-row: 1; margin-top: 200px; }
.p04 h2 { font-size: 24px; }

/* 05 MANIFESTO */
.manifesto { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 64px; padding: 128px 0 96px var(--m); align-items: center; }
.manifesto__img { max-width: 931px; }
.manifesto .body-l { margin-top: 32px; max-width: 460px; }
.slash { position: absolute; right: 48px; bottom: 32px; width: 48px; height: 48px; background: linear-gradient(to bottom right, transparent calc(50% - .6px), var(--gray) calc(50% - .6px), var(--gray) calc(50% + .6px), transparent calc(50% + .6px)); }

/* 06 APPROACH */
.approach { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 96px; padding-top: 32px; }
.approach__stage { position: sticky; top: 96px; align-self: start; aspect-ratio: 1.41; }
.approach__frame { position: absolute; inset: 0; opacity: 0; transition: opacity var(--t-project) ease; }
.approach__frame.is-on { opacity: 1; }
.approach__frame .fig { width: 100%; height: 100%; aspect-ratio: auto !important; }
.approach__list .h2 { margin-bottom: 64px; }
.step { border-top: 1px solid rgba(255,255,255,.22); padding: 32px 0 96px; }
.step h3 { font-size: 36px; line-height: 1.2; font-weight: 400; }
.step__ja { font-size: 13px; color: var(--line); margin: 4px 0 16px; }
.step p:last-of-type { max-width: 560px; }
.step__img { display: none; }
.approach--static { display: block; }
.approach--static .step { padding-bottom: 48px; }

/* 07 CAPABILITY MATRIX */
.capa__intro { max-width: 620px; margin: 24px 0 64px; }
.mx { display: grid; grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); gap: var(--g); align-items: start; }
.mx__head { display: grid; grid-template-columns: 2fr 3fr 3fr; column-gap: var(--g); font-size: 12px; font-weight: 500; letter-spacing: .08em; padding-bottom: 12px; }
.mx em { font-style: normal; font-weight: 400; color: var(--gray); margin-left: 4px; }
.mx__row { display: grid; grid-template-columns: 2fr 3fr 3fr; column-gap: var(--g); border-top: 1px solid var(--line); padding: 32px 0; }
.mx__row:last-of-type { border-bottom: 1px solid var(--line); }
.mx__key { font-size: 16px; font-weight: 500; letter-spacing: .06em; }
.mx__toggle { text-align: left; cursor: default; display: block; }
.mx__toggle em { display: block; margin: 4px 0 0; font-size: 13px; letter-spacing: 0; }
.mx__toggle i { display: none; }
.mx__col h4 { display: none; }
.mx__col + .mx__col { border-left: 1px solid var(--line); padding-left: var(--g); }
.mx-item { display: block; font-size: 16px; font-weight: 500; line-height: 2; letter-spacing: .03em; text-align: left; position: relative; }
button.mx-item { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; text-decoration-color: var(--line); }
button.mx-item.is-on { text-decoration-color: var(--graphite); }
button.mx-item.is-on::before, button.mx-item:hover::before { content: ""; position: absolute; left: -14px; top: 11px; width: 8px; height: 10px; background: linear-gradient(to bottom right, transparent calc(50% - .6px), currentColor calc(50% - .6px), currentColor calc(50% + .6px), transparent calc(50% + .6px)); }
.mx__note { font-size: 15px; line-height: 1.7; margin-top: 16px; }
.mx__preview { position: sticky; top: 96px; display: grid; gap: 12px; justify-items: start; }
.mx__preview .fig { width: 100%; max-height: 70vh; }
.mx__preview .fig img { object-fit: contain; background: var(--line); }
.mx__caption { font-size: 12px; font-weight: 500; letter-spacing: .08em; line-height: 1.4; }

/* 08 EVENT */
.p08 { display: grid; grid-template-columns: 200px minmax(0, 1fr); column-gap: var(--g); padding: 0 0 96px var(--m); }
.p08__img { grid-column: 2; grid-row: 1; width: 100%; max-width: 1200px; justify-self: end; }
.p08__rail { grid-column: 1; grid-row: 1; padding-top: 32px; display: grid; gap: 16px; align-content: start; }
.p08__text { grid-column: 2; padding-top: 24px; display: grid; gap: 16px; justify-items: start; }

/* 09 CREATIVE は紙面に置く。黒の面を3分の1強に抑える。 */
.p09 { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--g); padding-top: 96px; align-items: start; }
.p09__main { grid-column: 1 / span 6; grid-row: 1 / span 2; max-width: 720px; }
.p09__text { grid-column: 8 / span 5; display: grid; gap: 16px; justify-items: start; }
.p09__sub { grid-column: 9 / span 4; align-self: end; margin-top: 48px; }

/* 10 WORK INDEX */
.wi .notice { margin-top: 24px; }
.wi__list { margin: 48px 0; }
.wi__row { border-top: 1px solid var(--line); }
.wi__row:last-child { border-bottom: 1px solid var(--line); }
.wi__row[hidden] { display: none; }
.wi__row > a { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--g); padding: 32px 0; text-decoration: none; align-items: start; }
.wi__no { grid-column: 1; font-size: 13px; font-weight: 500; line-height: 1.6; }
.wi__meta { grid-column: 2 / span 4; display: grid; gap: 8px; }
.wi__meta strong { font-size: 16px; font-weight: 500; line-height: 1.6; }
.wi__row > a:hover strong { text-decoration: underline; text-underline-offset: 4px; text-decoration-thickness: 1px; }
.wi__sub, .wi__scope { font-size: 13px; letter-spacing: .06em; line-height: 1.5; font-weight: 500; }
.wi__scope { color: var(--graphite); }
.wi__img { grid-column: var(--start) / span var(--span); }
/* 一覧の型を揃えない: 写真を左へ／文字の下に大判で */
.wi__row--left .wi__img { grid-column: 1 / span var(--span); grid-row: 1; }
.wi__row--left .wi__no { grid-column: calc(var(--lstart)); grid-row: 1; }
.wi__row--left .wi__meta { grid-column: calc(var(--lstart) + 1) / span 4; grid-row: 1; }
.wi__row--wide .wi__img { grid-column: 2 / span 8; grid-row: 2; margin-top: 24px; }
.wi__row--wide .wi__meta { grid-column: 2 / span 8; }
.wi__count { font-size: 13px; }
.filter { display: flex; flex-wrap: wrap; gap: 8px 24px; margin-top: 32px; font-size: 13px; font-weight: 500; letter-spacing: .08em; }
.filter button { padding: 8px 0; min-height: 44px; position: relative; }
.filter button[aria-pressed="true"] { border-bottom: 1px solid currentColor; }

/* 11-13 */
.about { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--g); padding-top: 96px; }
.about .eyebrow { grid-column: 1 / span 3; }
.about__img { grid-column: 4 / span 9; max-width: 1000px; }
.about__text { grid-column: 4 / span 8; margin-top: 48px; }
.about__text .h1 { font-size: 40px; }
.about__text .body-l { margin-top: 24px; max-width: 720px; }
.company { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--g); padding-top: 0; }
.company .eyebrow { grid-column: 1 / span 3; padding-top: 16px; }
.company dl { grid-column: 4 / span 7; }
.company dl > div { display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: var(--g); border-top: 1px solid var(--line); padding: 16px 0; font-size: 15px; line-height: 1.7; }
.company dl > div:last-child { border-bottom: 1px solid var(--line); }
.company dt { font-weight: 500; }
.contact .h1 { max-width: 900px; }
.contact .body-l { margin-top: 24px; max-width: 620px; }
.cta { display: inline-flex; align-items: center; gap: 24px; margin-top: 48px; text-decoration: none; font-size: 16px; font-weight: 500; letter-spacing: .1em; }
.cta__ring { width: 64px; height: 64px; border: 1px solid currentColor; border-radius: 50%; display: grid; place-items: center; font-size: 18px; transition: transform var(--t-hover) ease; }
.cta:hover .cta__ring { transform: translateX(6px); }
.contact__tel { margin-top: 32px; font-size: 15px; }
.contact__note { margin-top: 16px; font-size: 12px; color: var(--line); }
.foot { background: var(--graphite); color: var(--line); padding: 48px var(--m); display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: end; border-top: 1px solid rgba(255,255,255,.14); font-size: 12px; }
.foot img { width: 96px; height: auto; }
.foot a { display: inline-block; padding: 8px 0; }
.foot ul { display: flex; flex-wrap: wrap; gap: 4px 24px; letter-spacing: .08em; font-weight: 500; }
.foot a { text-decoration: none; }
.foot__lic { grid-column: 1 / -1; }

/* PROJECT DETAIL */
.detail { padding-top: 128px; }
.detail__hero { display: grid; grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); gap: 48px; align-items: start; }
.detail__hero > .fig { max-width: 1000px; margin-left: calc(var(--m) * -1); }
.detail__data { display: grid; gap: 16px; }
.detail__data h1 { font-size: 24px; line-height: 1.6; font-weight: 500; }
.detail__data dl > div { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 12px; border-top: 1px solid var(--line); padding: 12px 0; font-size: 14px; line-height: 1.6; }
.detail__data dt { font-size: 12px; font-weight: 500; letter-spacing: .08em; }
.detail__story { max-width: 720px; margin: 64px 0 0 33%; font-size: 18px; line-height: 2; }
.seq { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 64px var(--g); margin-top: 96px; }
.seq__i--0 { grid-column: 1 / span 5; }
.seq__i--1 { grid-column: 7 / span 6; }
.seq__i--2 { grid-column: 3 / span 4; }
.cap { font-size: 13px; line-height: 1.6; margin-top: 8px; }
.detail__process { margin-top: 128px; }
.detail__process .eyebrow { margin: 0; border-top: 1px solid var(--line); padding-top: 16px; }
.detail__process .seq { margin-top: 32px; }
.next { padding-top: 64px; padding-bottom: 96px; }
.next a { display: grid; grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); gap: 48px; text-decoration: none; align-items: end; }
.next__img { max-width: 1000px; }
.next__t { display: grid; gap: 16px; }
.next__t strong { font-size: 24px; line-height: 1.6; font-weight: 500; }

/* 長い英語ラベルが狭い画面で枠を押し広げない */
.detail__data, .next__t { grid-template-columns: minmax(0, 1fr); min-width: 0; }
.label span, .detail__data dd, .next__t strong { overflow-wrap: anywhere; min-width: 0; }

/* 広い画面でも写真を引き伸ばさない */
@media (min-width: 1680px) {
  .hero__media::before { content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none; background: linear-gradient(90deg, var(--graphite), transparent 96px, transparent calc(100% - 96px), var(--graphite)); }
}
@media (max-width: 1180px) {
  :root { --m: 40px; }
  .h1 { font-size: 44px; }
  .approach { gap: 48px; }
  .mx { grid-template-columns: minmax(0, 1fr) 280px; }
  .mx__row, .mx__head { grid-template-columns: 1.4fr 2fr 2fr; }
}

/* スマホ。PC の縮小にしない。 */
@media (max-width: 767px) {
  :root { --m: 20px; --g: 12px; }
  body { font-size: 15px; }
  .band { font-size: 10px; }
  .head { top: 30px; padding: 16px var(--m); }
  .head__menu { top: 40px; right: 12px; }
  .menu { padding-top: 88px; }
  .menu__close { top: 50px; }
  .menu nav a { font-size: 32px; }
  .st { padding: 80px var(--m); }
  .h1 { font-size: 32px; }
  .h2 { font-size: 26px; }
  .body-l { font-size: 16px; }
  .eyebrow { margin-bottom: 16px; }

  .manifesto .h1 { font-size: 28px; }
  .hero { display: block; min-height: 0; padding: 100svh 0 0; }
  .hero__media { height: 100svh; bottom: auto; }
  .hero__media::after { background: linear-gradient(180deg, rgba(14,17,16,.85) 0%, rgba(14,17,16,.55) 55%, rgba(14,17,16,.25) 100%); }
  .hero__copy { position: absolute; left: var(--m); top: 96px; right: var(--m); }
  .hero__en { font-size: 56px; }
  .hero__tag { font-size: 20px; }
  .hero__data { position: relative; padding: 24px var(--m) 32px; max-width: none; background: var(--graphite); }
  .hero__cue { display: none; }

  .p02, .p03, .p04, .manifesto, .approach, .p08, .p09, .about, .company { display: block; padding-left: var(--m); padding-right: var(--m); }
  .p02 { padding: 0 0 64px; }
  .p02__img { order: -1; }
  .p02 { display: flex; flex-direction: column; }
  .p02__text { padding: 24px var(--m) 0; }
  .p02 h2, .p03 h2, .p04 h2, .p08 h2, .p09 h2 { font-size: 22px; }
  .p03 { padding: 0 0 64px; }
  .p03__text { padding: 24px var(--m) 0; }
  .p04 { padding: 64px 0; display: flex; flex-direction: column; }
  .p04__text { padding: 24px var(--m) 24px; order: 2; }
  .p04__main { order: 1; }
  .p04__sub { order: 3; width: 70%; margin: 0 0 0 auto; }
  .notice-line { padding: 0 var(--m) 32px; }
  .manifesto { padding: 64px 0; display: flex; flex-direction: column; }
  .manifesto__text { padding: 0 var(--m) 32px; }
  .slash { display: none; }
  .approach { padding: 0 var(--m) 40px; }
  .approach__stage { display: none; }
  .step { padding: 24px 0 40px; }
  .step h3 { font-size: 26px; }
  .step__img { display: block; margin-top: 20px; }
  .capa__intro { margin-bottom: 32px; }
  .mx { display: block; }
  .mx__head { display: none; }
  .mx__row { display: block; padding: 0; }
  .mx__toggle { display: grid; grid-template-columns: 1fr auto; column-gap: 12px; align-items: center; width: 100%; padding: 16px 0; cursor: pointer; }
  .mx__toggle em { grid-column: 1; grid-row: 2; margin: 0; }
  .mx__toggle i { display: block; grid-column: 2; grid-row: 1 / span 2; width: 16px; height: 16px; background: linear-gradient(currentColor, currentColor) center/100% 1px no-repeat, linear-gradient(currentColor, currentColor) center/1px 100% no-repeat; transition: transform var(--t-hover) ease; }
  .is-open .mx__toggle i { transform: rotate(45deg); }
  .mx.is-js .mx__row:not(.is-open) .mx__col { display: none; }
  .mx__col { padding: 0 0 16px; }
  .mx__col + .mx__col { border-left: 0; padding-left: 0; }
  .mx__col h4 { display: block; font-size: 12px; font-weight: 500; letter-spacing: .08em; margin-bottom: 4px; }
  .mx-item { line-height: 44px; font-size: 13px; }
  button.mx-item.is-on::before, button.mx-item:hover::before { display: none; }
  .mx__preview { position: static; margin: 8px 0 16px; }
  .mx:not(.has-pick) > .mx__preview { margin-top: 24px; }
  .mx__preview .fig { max-height: none; }
  .p08 { padding: 0 0 64px; display: flex; flex-direction: column; }
  .p08__img { order: 1; }
  .p08__rail { order: 2; padding: 24px var(--m) 8px; }
  .p08__text { order: 3; padding: 0 var(--m); }
  .p09 { padding: 0 0 64px; }
  .p09__text { padding: 24px var(--m); }
  .p09__sub { width: 70%; margin: 0; }
  .wi__row > a { display: block; padding: 24px 0; }
  .wi__row--wide .wi__img { margin-top: 0; }
  .wi__no { display: block; margin-bottom: 4px; }
  .wi__meta { margin-bottom: 16px; }
  .wi__img { display: block; width: 100%; }
  .wi__row:nth-child(even) .wi__img { width: 66%; margin-left: auto; }
  .about { padding: 64px 0 40px; }
  .about .eyebrow { padding: 0 var(--m); }
  .about__text { padding: 0 var(--m); margin-top: 32px; }
  .about__text .h1 { font-size: 28px; }
  .company { padding: 0 var(--m) 64px; }
  .company .eyebrow { padding-top: 0; }
  .company dl > div { grid-template-columns: 1fr; gap: 2px; padding: 12px 0; }
  .foot { grid-template-columns: 1fr; }
  .detail { padding-top: 96px; }
  .detail__hero { display: block; }
  .detail__hero > .fig { margin: 0 calc(var(--m) * -1); }
  .detail__data { margin-top: 24px; }
  .detail__story { margin: 40px 0 0; font-size: 16px; }
  .seq { display: block; margin-top: 48px; }
  .seq__i { margin-bottom: 32px; }
  .seq__i--1 { width: 72%; margin-left: auto; }
  .detail__process { margin-top: 64px; }
  .next a { display: block; }
  .next__t { margin-top: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .js-motion .reveal { opacity: 1; transform: none; }
}

/* 実績を出さない間の組み（写真なし） */
.hero--plain { justify-content: center; padding-top: 128px; padding-bottom: 96px; }
.hero--plain .hero__copy { position: relative; }
.manifesto--plain { display: block; padding: 96px var(--m); }
.manifesto--plain .h1 { font-size: 44px; }
.manifesto--plain .body-l { max-width: 640px; }
.mx--plain { display: block; }
.preparing { padding-top: 96px; padding-bottom: 96px; border-top: 1px solid var(--line); }
.preparing__t { font-size: 40px; line-height: 1.4; font-weight: 500; }
.preparing--page { padding-top: 192px; min-height: 60vh; }
@media (max-width: 767px) {
  .hero--plain { display: flex; min-height: 100svh; padding: 96px var(--m) 64px; }
  .hero--plain .hero__copy { position: relative; left: 0; top: 0; right: 0; }
  .manifesto--plain { display: block; padding: 64px var(--m); }
  .manifesto--plain .h1 { font-size: 28px; }
  .manifesto--plain .manifesto__text { padding: 0; }
  .preparing__t { font-size: 28px; }
  .preparing--page { padding-top: 128px; }
}

@media print {
  .reveal, .js-motion .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  .head__menu, .hero__cue { display: none; }
  .approach__stage { position: static; }
}