/* octo — redesign
   紙（paper）に青（blue）とシアンの2色刷り。写真はCMYKのカラーハーフトーンから解像する。 */

:root {
  --paper: #f7f6f2;
  --paper-2: #ecebe5;
  --blue: #2962ff;
  --blue-ink: #1b46d8;      /* 小さい文字用（紙地でAAコントラスト確保） */
  --white: #fff;
  --fg: var(--blue);
  --bg: var(--paper);
  --rule: color-mix(in srgb, var(--fg) 28%, transparent);
  --g: clamp(16px, 2.2vw, 36px);
  --hd: 72px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-io: cubic-bezier(0.87, 0, 0.13, 1);
  --f-disp: 'Archivo', 'Noto Sans JP', system-ui, sans-serif;
  --f-mono: 'JetBrains Mono', ui-monospace, monospace;
  --f-jp: 'Noto Sans JP', system-ui, sans-serif;
}

[data-theme='blue'] { --fg: var(--white); --bg: var(--blue); --rule: rgba(255, 255, 255, 0.32); }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: auto; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--blue-ink);
  font-family: var(--f-jp);
  font-size: 16px;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: 'palt' 1;
  overflow-x: clip;
}
html.is-loading body, html.is-locked body { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
p, h1, h2, h3, ol, ul, dl, dd, figure { margin: 0; padding: 0; }
ol, ul { list-style: none; }
::selection { background: var(--blue); color: var(--paper); }
[data-theme='blue'] ::selection { background: var(--white); color: var(--blue); }
:focus-visible { outline: 2px solid currentColor; outline-offset: 3px; }
[hidden] { display: none !important; }

.sr-only, .hp { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: fixed; left: 8px; top: 8px; z-index: 3000; padding: 8px 12px; background: var(--blue); color: #fff; transform: translateY(-200%); }
.skip:focus { transform: none; }

.mono { font-family: var(--f-mono); font-size: 12px; line-height: 1.6; letter-spacing: 0.02em; font-feature-settings: normal; }
.label { font-family: var(--f-mono); font-size: 12px; letter-spacing: 0.04em; color: var(--fg); }

section, footer, .next { position: relative; background: var(--bg); color: var(--fg); }

/* ---------- registration marks（トンボ） ---------- */
.reg { position: absolute; width: 22px; height: 22px; pointer-events: none; z-index: 2; color: var(--fg); }
.reg::before, .reg::after { content: ''; position: absolute; background: currentColor; }
.reg::before { left: 0; right: 0; top: 50%; height: 1px; }
.reg::after { top: 0; bottom: 0; left: 50%; width: 1px; }
.reg.tl { left: calc(var(--g) - 11px); top: calc(var(--g) - 11px); }
.reg.tr { right: calc(var(--g) - 11px); top: calc(var(--g) - 11px); }
.reg.bl { left: calc(var(--g) - 11px); bottom: calc(var(--g) - 11px); }
.reg.br { right: calc(var(--g) - 11px); bottom: calc(var(--g) - 11px); }
/* ヘッダーと重なる位置のトンボはヘッダーの下へ */
.hero .reg.tl, .hero .reg.tr, .page-head .reg.tl, .page-head .reg.tr, .work-head .reg.tl, .work-head .reg.tr { top: calc(var(--hd) - 11px); }

/* ---------- split text ---------- */
.split { display: inline; }
.split .w { display: inline-block; overflow: hidden; vertical-align: top; padding: 0.06em 0.02em 0.1em; margin: -0.06em -0.02em -0.1em; }
.split .ch { display: inline-block; transform: translate3d(0, 110%, 0); transition: transform 1s var(--ease); transition-delay: calc(var(--i) * 24ms + var(--d, 0ms)); }
.split.is-in .ch { transform: none; }
.reveal { opacity: 0; transform: translate3d(0, 24px, 0); transition: opacity 1s var(--ease), transform 1.2s var(--ease); transition-delay: var(--d, 0ms); }
.reveal.is-in { opacity: 1; transform: none; }
.rl { display: block; overflow: hidden; }
.rl > span { display: block; transform: translate3d(0, 105%, 0); transition: transform 1.1s var(--ease); transition-delay: calc(var(--i) * 90ms); }
.reveal-lines.is-in .rl > span { transform: none; }
html:not(.js) .split .ch, html:not(.js) .reveal, html:not(.js) .rl > span { transform: none; opacity: 1; }

/* ---------- header ---------- */
.hd {
  position: fixed; inset: 0 0 auto; z-index: 800; height: var(--hd);
  display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--g); align-items: center;
  padding: 0 var(--g); color: var(--blue);
  transition: transform 0.6s var(--ease), color 0.35s;
}
.hd[data-theme='paper'] { mix-blend-mode: multiply; }
.hd[data-theme='blue'] { color: var(--white); }
.hd.is-hidden { transform: translateY(-100%); }
.hd-logo { grid-column: 1 / span 2; width: 64px; display: block; }
.hd-logo .wordmark { width: 100%; height: auto; display: block; }
.hd-tag { grid-column: 3 / span 3; opacity: 0.9; }
.hd-nav { grid-column: 7 / span 4; display: flex; gap: clamp(16px, 2.4vw, 40px); }
.hd-nav a, .hd-contact { position: relative; display: inline-flex; align-items: flex-start; gap: 3px; text-transform: uppercase; letter-spacing: 0.06em; }
.hd-nav sup { font-size: 9px; line-height: 1; margin-top: 1px; }
.hd-nav a span, .hd-contact span { background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat; transition: background-size 0.45s var(--ease); }
.hd-nav a:hover span, .hd-contact:hover span { background-size: 100% 1px; }
.hd-contact { grid-column: 11 / span 2; justify-self: end; align-items: center; gap: 8px; }
.hd-contact .star { width: 12px; height: 12px; transition: transform 0.8s var(--ease); }
.hd-contact:hover .star { transform: rotate(135deg) scale(1.2); }
.hd-menu { display: none; }

.menu {
  position: fixed; inset: 0; z-index: 790; background: var(--blue); color: #fff;
  padding: calc(var(--hd) + 24px) var(--g) var(--g); display: flex; flex-direction: column; justify-content: space-between;
}
.menu nav { display: flex; flex-direction: column; }
.menu nav a, .menu nav button {
  display: flex; align-items: baseline; gap: 14px; text-align: left;
  font-family: var(--f-disp); font-stretch: 125%; font-weight: 700; text-transform: uppercase;
  font-size: clamp(40px, 11vw, 72px); line-height: 1.05; letter-spacing: -0.02em;
  border-top: 1px solid rgba(255, 255, 255, 0.3); padding: 10px 0;
}
.menu small { font-size: 11px; letter-spacing: 0; font-weight: 400; }
.menu:not([hidden]) { animation: menu-in 0.7s var(--ease) both; }
.menu:not([hidden]) nav > * { animation: rise 0.9s var(--ease) both; }
.menu nav > :nth-child(2) { animation-delay: 0.05s !important; }
.menu nav > :nth-child(3) { animation-delay: 0.1s !important; }
.menu nav > :nth-child(4) { animation-delay: 0.15s !important; }
.menu nav > :nth-child(5) { animation-delay: 0.2s !important; }
@keyframes menu-in { from { clip-path: circle(0 at calc(100% - 40px) 30px); } to { clip-path: circle(150% at calc(100% - 40px) 30px); } }
@keyframes rise { from { transform: translateY(60%); opacity: 0; } to { transform: none; opacity: 1; } }

/* ---------- buttons ---------- */
.btn {
  --bc: var(--fg);
  display: inline-flex; align-items: center; gap: 14px; height: 60px; padding: 0 30px;
  border: 1px solid var(--bc); border-radius: 999px; color: var(--bc); overflow: hidden; position: relative; isolation: isolate;
  font-family: var(--f-disp); font-stretch: 112%; font-weight: 600; font-size: 15px; letter-spacing: 0.02em; text-transform: uppercase;
  transition: color 0.45s var(--ease);
}
.btn::before { content: ''; position: absolute; inset: 0; background: var(--bc); border-radius: inherit; transform: translateY(101%); transition: transform 0.55s var(--ease); z-index: -1; }
.btn:hover { color: var(--bg); }
.btn:hover::before { transform: none; }
.btn .arrow { width: 20px; height: 20px; transition: transform 0.45s var(--ease); }
.btn:hover .arrow { transform: translateX(6px); }
.btn-invert { --bc: var(--white); }
.btn-invert:hover { color: var(--blue); }
.link-more { display: inline-flex; align-items: center; gap: 8px; text-transform: uppercase; color: var(--fg); }
.link-more .arrow { width: 14px; height: 14px; transition: transform 0.4s var(--ease); }
.link-more:hover .arrow { transform: translateX(5px); }

/* ---------- halftone media ---------- */
.ht { position: relative; overflow: hidden; background: var(--paper-2); }
[data-theme='blue'] .ht { background: transparent; }
.ht[style*='--ratio'] { aspect-ratio: var(--ratio); }
.ht img { width: 100%; height: auto; }
.ht[style*='--ratio'] img { height: 100%; object-fit: cover; }
.ht canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; pointer-events: none; }
.ht.is-gl canvas { opacity: 1; }
.ht.is-gl.is-rest canvas { opacity: 0; }
.ht.is-gl:not(.is-rest) img { visibility: hidden; }
html.js .ht:not(.is-gl):not(.is-rest) img { opacity: 0; transition: opacity 1s var(--ease); }
html.js .ht.is-fallback img { opacity: 1; }
.ht[data-preset='lineInverse'] img, .ht[data-preset='line'] img { opacity: 0; }
.ht[data-preset='line'].is-fallback img { opacity: 1; }
.ht[data-preset='lineInverse'].is-fallback img { opacity: 1; mix-blend-mode: screen; filter: invert(1) grayscale(1) contrast(3); }

/* ---------- hero ---------- */
.hero { height: 100svh; min-height: 640px; overflow: hidden; }
.stage { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.hero-grid {
  position: absolute; inset: 0; padding: calc(var(--hd) + 12px) var(--g) calc(var(--g) + 8px);
  display: grid; grid-template-columns: repeat(12, 1fr); grid-template-rows: auto 1fr auto auto; column-gap: var(--g);
  pointer-events: none;
}
.hero-grid a { pointer-events: auto; }
/* 網点の上は「オーバープリント」：青×青で濃く刷り重なり、文字が沈まない */
.hero-grid > * { mix-blend-mode: multiply; }
.hero-idx { grid-column: 1 / span 4; grid-row: 1; display: flex; flex-direction: column; color: var(--blue); }
.hero-readout { grid-column: 9 / span 4; grid-row: 1; justify-self: end; display: flex; gap: 18px; color: var(--blue); }
.hero-readout b { font-weight: 500; font-variant-numeric: tabular-nums; }
.hero-title {
  grid-column: 1 / span 9; grid-row: 3; align-self: end;
  font-family: var(--f-disp); font-stretch: 118%; font-weight: 650; text-transform: uppercase;
  font-size: clamp(42px, 7.2vw, 138px); line-height: 0.92; letter-spacing: -0.035em; color: var(--blue);
}
.hero-title .line { display: block; }
.hero-title .line:nth-child(2) { padding-left: 0.9em; }
.hero-title .line:nth-child(2) .ch { --d: 200ms; }
.hero-jp { grid-column: 1 / span 5; grid-row: 4; margin-top: 22px; font-size: 15px; line-height: 1.8; font-weight: 500; color: var(--blue); }
.hero-svc { grid-column: 10 / span 3; grid-row: 2 / span 2; align-self: end; justify-self: end; color: var(--blue); text-transform: uppercase; }
.hero-svc li { border-top: 1px solid var(--rule); }
.hero-svc li:last-child { border-bottom: 1px solid var(--rule); }
.hero-svc a { display: flex; gap: 20px; padding: 7px 0; min-width: 210px; transition: padding 0.4s var(--ease); }
.hero-svc a:hover { padding-left: 8px; }
.hero-svc span { opacity: 0.6; }
.hero-cue { grid-column: 10 / span 3; grid-row: 4; justify-self: end; align-self: end; display: flex; align-items: center; gap: 12px; color: var(--blue); text-transform: uppercase; }
.hero-cue i { width: 56px; height: 1px; background: currentColor; transform-origin: left; animation: cue 2.4s var(--ease-io) infinite; }
@keyframes cue { 0% { transform: scaleX(0); } 50% { transform: scaleX(1); transform-origin: left; } 50.01% { transform-origin: right; } 100% { transform: scaleX(0); transform-origin: right; } }

/* ---------- ticker ---------- */
.ticker { border-block: 1px solid color-mix(in srgb, var(--blue) 30%, transparent); overflow: hidden; background: var(--paper); color: var(--blue); }
.ticker-track { display: flex; align-items: center; width: max-content; gap: 0.5em; padding: 0.22em 0; animation: ticker 36s linear infinite;
  font-family: var(--f-disp); font-stretch: 125%; font-weight: 700; text-transform: uppercase; font-size: clamp(30px, 4.6vw, 76px); line-height: 1; letter-spacing: -0.03em; }
.ticker-track span { white-space: nowrap; }
.ticker .star { width: 0.6em; height: 0.6em; flex: none; }
@keyframes ticker { to { transform: translateX(-50%); } }

/* ---------- sections ---------- */
.statement, .works, .services, .about { padding: clamp(96px, 13vw, 200px) var(--g); }
.statement { display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--g); row-gap: 40px; }
.statement .label { grid-column: 1 / span 3; padding-top: 0.9em; }
.statement-text { grid-column: 4 / span 9; font-size: clamp(26px, 3.7vw, 60px); line-height: 1.5; font-weight: 500; letter-spacing: 0.01em; color: var(--blue); }
.statement-text .hl { position: relative; z-index: 0; white-space: nowrap; }
/* 網点の蛍光マーカー：出現時に左から刷られる */
.statement-text .hl::before {
  content: ''; position: absolute; z-index: -1; left: -0.08em; right: -0.08em; top: 0.52em; bottom: 0.02em;
  background: radial-gradient(circle at center, #00b4ff 0 42%, transparent 46%) 0 0 / 7px 7px;
  transform: scaleX(0); transform-origin: left; transition: transform 1.2s var(--ease) 0.5s;
}
.statement-text.is-in .hl::before { transform: none; }
.statement-en { grid-column: 4 / span 5; max-width: 46ch; color: var(--blue); }

.sec-head { display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--g); align-items: end; margin-bottom: clamp(48px, 7vw, 112px); }
.sec-head .label { grid-column: 1 / span 3; align-self: start; margin-bottom: clamp(16px, 2vw, 28px); }
.sec-title, .page-title {
  grid-column: 1 / span 10; grid-row: 2; white-space: nowrap; font-family: var(--f-disp); font-stretch: 125%; font-weight: 700; text-transform: uppercase;
  font-size: clamp(56px, 11.4vw, 220px); line-height: 0.8; letter-spacing: -0.045em; color: var(--fg); display: flex; align-items: flex-start;
}
.sec-title sup, .page-title sup { font-size: 13px; letter-spacing: 0; margin-left: 10px; font-weight: 400; line-height: 1; }
.sec-head .link-more { grid-column: 11 / span 2; grid-row: 2; justify-self: end; }

/* ---------- works (home) ---------- */

/* ---------- work card ---------- */
.card { grid-column: span 6; }
.card-link { display: block; }
.card-media { --ratio: 4/3; aspect-ratio: var(--ratio); }
.card-media img { height: 100%; object-fit: cover; }
.card-meta { display: grid; grid-template-columns: 44px 1fr auto; column-gap: 12px; padding-top: 16px; color: var(--fg); }
.card-no { grid-row: 1 / span 2; padding-top: 0.4em; }
.card-title { font-family: var(--f-disp); font-stretch: 112%; font-weight: 600; font-size: clamp(22px, 2vw, 32px); line-height: 1.15; letter-spacing: -0.02em; }
.card-sub { grid-column: 2; font-size: 14px; line-height: 1.6; color: var(--fg); opacity: 0.85; font-family: var(--f-disp); }
.card-tags { grid-column: 3; grid-row: 1 / span 2; display: flex; flex-direction: column; align-items: flex-end; text-transform: uppercase; padding-top: 0.4em; }
.card-title span { background: linear-gradient(currentColor, currentColor) 0 92% / 0 2px no-repeat; transition: background-size 0.6s var(--ease); }
.card-link:hover .card-title span { background-size: 100% 2px; }
.card .ht { transition: clip-path 0.9s var(--ease); clip-path: inset(0); }
.card-link:hover .ht { clip-path: inset(10px); }

/* ---------- works (home): 縦スクロールで横に流れるピン留めセクション ---------- */
.works.hs { padding: 0; }
.hs-pin {
  position: sticky; top: 0; height: 100svh; overflow: hidden;
  display: grid; grid-template-columns: minmax(0, 1fr); grid-template-rows: auto 1fr auto; row-gap: clamp(12px, 2svh, 24px);
  padding: calc(var(--hd) + 4px) 0 calc(var(--g) + 4px);
}
.hs-head { display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--g); padding: 0 var(--g); align-items: end; }
.hs-head .label { grid-column: 1 / span 4; grid-row: 1; margin-bottom: 10px; }
.hs-title {
  grid-column: 1 / span 9; grid-row: 2; display: flex; align-items: flex-start; white-space: nowrap; will-change: transform;
  font-family: var(--f-disp); font-stretch: 125%; font-weight: 700; text-transform: uppercase;
  font-size: clamp(52px, 7.6vw, 140px); line-height: 0.8; letter-spacing: -0.045em; color: var(--fg);
}
.hs-title sup { font-size: 13px; letter-spacing: 0; margin-left: 10px; font-weight: 400; line-height: 1; }
.hs-hint { grid-column: 10 / span 3; grid-row: 2; justify-self: end; display: flex; align-items: center; gap: 12px; text-transform: uppercase; color: var(--fg); }
.hs-hint i { position: relative; width: 56px; height: 1px; background: color-mix(in srgb, currentColor 30%, transparent); overflow: hidden; }
.hs-hint i::after { content: ''; position: absolute; inset: 0; background: currentColor; animation: hint 1.8s var(--ease-io) infinite; }
@keyframes hint { from { transform: translateX(-100%); } to { transform: translateX(100%); } }

.hs-track {
  --h: min(40svh, 64vw);
  display: flex; gap: clamp(28px, 4.4vw, 88px); width: max-content; padding: 0 var(--g);
  height: calc(var(--h) + 92px + 6svh); align-self: center; justify-self: start; will-change: transform;
}
.hs-card { flex: none; width: calc(var(--h) * var(--r, 1)); }
.hs-card.is-high { align-self: flex-start; }
.hs-card.is-low { align-self: flex-end; }
.hs-card .card-media { --ratio: var(--r, 1); }
.hs-card .card-meta { grid-template-columns: 36px 1fr; row-gap: 2px; }
.hs-card .card-tags { grid-column: 2; grid-row: auto; flex-direction: row; gap: 14px; padding-top: 6px; }

.hs-end {
  flex: none; align-self: center; width: calc(var(--h) * 0.8); height: var(--h); padding: clamp(16px, 2vw, 28px);
  display: flex; flex-direction: column; justify-content: space-between; color: #fff; position: relative; overflow: hidden; isolation: isolate;
  background: var(--blue);
}
/* 網点がホバーで太り、紙色の面になる */
.hs-end::before {
  content: ''; position: absolute; inset: -10%; z-index: -1;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.22) 0 30%, transparent 32%) 0 0 / 14px 14px;
  transform: rotate(45deg); transition: background-size 0.8s var(--ease);
}
.hs-end:hover::before { background-size: 9px 9px; }
.hs-end-title { font-family: var(--f-disp); font-stretch: 125%; font-weight: 700; text-transform: uppercase; font-size: clamp(30px, 3.4vw, 64px); line-height: 0.86; letter-spacing: -0.04em; }
.hs-end-foot { display: flex; justify-content: space-between; align-items: center; text-transform: uppercase; }
.hs-end-foot .arrow { width: 22px; height: 22px; transition: transform 0.5s var(--ease); }
.hs-end:hover .arrow { transform: translateX(8px); }

.hs-ui { display: grid; grid-template-columns: auto 1fr auto; align-items: center; column-gap: 24px; padding: 0 var(--g); color: var(--fg); text-transform: uppercase; }
.hs-count b { font-weight: 500; font-variant-numeric: tabular-nums; }
.hs-bar { position: relative; height: 1px; background: var(--rule); }
.hs-bar i { position: absolute; inset: 0; background: currentColor; transform-origin: left; transform: scaleX(0); }
.hs-cat { min-width: 12ch; text-align: right; }
html:not(.js) .hs-pin { position: relative; height: auto; overflow-x: auto; }

/* ---------- services ---------- */
/* PC: 左にサービスのリスト、右に画面固定の3Dステージ。スクロールで読んでいるサービスに切り替わる */
.services { overflow-x: clip; } /* hidden だと sticky が効かない */
.svc-wrap { display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--g); }
.svc-list { grid-column: 1 / span 6; border-bottom: 1px solid var(--rule); }
.svc {
  display: grid; grid-template-columns: 48px 1fr; column-gap: var(--g); row-gap: 20px; align-content: center;
  border-top: 1px solid var(--rule); padding: clamp(28px, 3.4vw, 52px) 0; min-height: 64svh;
  transition: opacity 0.6s var(--ease);
}
.svc-no { grid-column: 1; padding-top: 0.8em; }
.svc-text { grid-column: 2; }
.svc-title {
  font-family: var(--f-disp); font-stretch: 125%; font-weight: 700; text-transform: uppercase;
  font-size: clamp(32px, 4.4vw, 84px); line-height: 0.9; letter-spacing: -0.04em; margin-bottom: 24px;
  transition: transform 0.8s var(--ease);
}
.svc-body { font-size: 15px; line-height: 2; max-width: 34em; }
html.js .svc-wrap.is-staged .svc:not(.is-active) { opacity: 0.32; }
.svc.is-active .svc-title { transform: translateX(0.12em); }
.svc-3d { position: relative; }
.svc-3d .svc-media { width: 100%; transition: opacity 0.6s; }
/* 3Dが動いたら画像は隠し、モデルを青地に直接置く（キャンバスは枠より少し大きく取って見切れを防ぐ） */
html.js .svc-3d:not(.is-fallback) .svc-media { opacity: 0; pointer-events: none; }
.svc-3d-canvas { position: absolute; inset: -12% -8%; width: 116%; height: 124%; display: block; }
.svc-3d-inline { display: none; }
.svc-stage { grid-column: 7 / span 6; position: sticky; top: var(--hd); height: calc(100svh - var(--hd)); align-self: start; }
.svc-3d-stage {
  position: absolute; inset: 8% 0 16%; opacity: 0; pointer-events: none;
  transform: translate3d(0, 28px, 0) scale(0.97); transition: opacity 0.7s var(--ease), transform 1.1s var(--ease);
}
.svc-3d-stage.is-active { opacity: 1; transform: none; pointer-events: auto; }
.svc-3d-stage .svc-media { position: absolute; inset: 0; margin: auto; height: auto; top: 50%; transform: translateY(-50%); }
.svc-stage-cap { position: absolute; left: 0; bottom: 7%; display: flex; gap: 10px; align-items: baseline; text-transform: uppercase; }
.svc-stage-cap b { font-weight: 500; font-variant-numeric: tabular-nums; }
.svc-stage-name { margin-left: 8px; }
.svc-stage-bar { position: absolute; left: 0; right: 0; bottom: 5%; height: 1px; background: var(--rule); }
.svc-stage-bar i { position: absolute; inset: 0; background: currentColor; transform-origin: left; transform: scaleX(0.25); transition: transform 0.6s var(--ease); }

/* ---------- about ---------- */
.about-grid { display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--g); align-items: start; }
.about-media { grid-column: 1 / span 5; position: sticky; top: calc(var(--hd) + 24px); }
.about-media img { object-position: 50% 35%; }
.about-body { grid-column: 7 / span 6; color: var(--fg); padding-top: 8px; }
.about-name { font-family: var(--f-disp); font-stretch: 118%; font-weight: 650; font-size: clamp(40px, 5vw, 88px); line-height: 0.95; letter-spacing: -0.035em; margin: 18px 0 40px; }
.about-name small { display: block; font-family: var(--f-jp); font-size: 15px; letter-spacing: 0.2em; font-weight: 500; margin-top: 18px; }
.about-bio { font-size: clamp(17px, 1.4vw, 20px); line-height: 2; max-width: 30em; color: var(--blue-ink); }
.timeline { margin-top: 56px; border-bottom: 1px solid var(--rule); }
.timeline li { display: grid; grid-template-columns: 72px 1fr; border-top: 1px solid var(--rule); padding: 14px 0; font-family: var(--f-jp); font-size: 14px; }
.timeline li span:first-child { font-family: var(--f-mono); font-size: 12px; }

/* ---------- footer / cta ---------- */
.ft { overflow: hidden; }
.cta { min-height: 100svh; display: flex; align-items: flex-end; overflow: hidden; padding: calc(var(--hd) + 40px) var(--g) clamp(48px, 6vw, 96px); }
.cta-inner { position: relative; z-index: 1; width: 100%; display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--g); pointer-events: none; }
.cta-inner a, .cta-inner button { pointer-events: auto; }
.cta .label { grid-column: 1 / span 12; margin-bottom: 24px; }
.cta-title { grid-column: 1 / span 12; font-family: var(--f-disp); font-stretch: 125%; font-weight: 700; text-transform: uppercase; font-size: clamp(44px, 8vw, 168px); line-height: 0.86; letter-spacing: -0.045em; }
.cta-jp { grid-column: 1 / span 5; margin-top: 40px; font-size: 16px; line-height: 2; }
.cta-actions { grid-column: 7 / span 6; margin-top: 40px; display: flex; align-items: center; justify-content: flex-end; gap: 28px; flex-wrap: wrap; }
.cta-mail { text-decoration: underline; text-underline-offset: 4px; }
.ft-bottom { padding: clamp(40px, 5vw, 80px) var(--g) var(--g); border-top: 1px solid var(--rule); }
.ft-cols { display: grid; grid-template-columns: repeat(4, 1fr); column-gap: var(--g); row-gap: 28px; }
.ft-cols .label { opacity: 0.7; margin-bottom: 8px; color: inherit; }
.ft-cols a:hover { text-decoration: underline; text-underline-offset: 3px; }
.ft-top { justify-self: end; }
.ft-mark { display: block; margin: clamp(56px, 8vw, 120px) calc(var(--g) * -0.2) 18px; }
.ft-mark-ht { background: transparent; }
.ft-mark .wordmark { width: 100%; height: auto; display: block; }
.ft-copy { display: flex; justify-content: space-between; opacity: 0.85; }

/* ---------- contact panel ---------- */
.contact { position: fixed; inset: 0; z-index: 1500; background: var(--blue); color: #fff; overflow-y: auto; overscroll-behavior: contain; padding: var(--g); }
.contact-close { position: fixed; top: 22px; right: var(--g); z-index: 2; display: inline-flex; align-items: center; gap: 12px; text-transform: uppercase; }
.contact-close i { position: relative; width: 28px; height: 28px; }
.contact-close i::before, .contact-close i::after { content: ''; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: currentColor; transition: transform 0.5s var(--ease); }
.contact-close i::before { transform: rotate(45deg); }
.contact-close i::after { transform: rotate(-45deg); }
.contact-close:hover i::before { transform: rotate(135deg); }
.contact-close:hover i::after { transform: rotate(45deg); }
.contact-grid { display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--g); min-height: 100%; padding: calc(var(--hd) + 8px) 0 var(--g); }
.contact-head { grid-column: 1 / span 5; position: sticky; top: calc(var(--hd) + 8px); align-self: start; }
.contact-title { font-family: var(--f-disp); font-stretch: 125%; font-weight: 700; text-transform: uppercase; font-size: clamp(40px, 5.4vw, 96px); line-height: 0.9; letter-spacing: -0.04em; margin: 20px 0 32px; }
.contact-lead { font-size: 15px; line-height: 2; max-width: 30em; }
.contact-mail { margin-top: 24px; text-decoration: underline; text-underline-offset: 4px; }
.contact-form, .contact-thanks { grid-column: 7 / span 6; }
.contact-form { display: flex; flex-direction: column; gap: 30px; }
.topics { border: 0; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.topics legend { padding: 0; margin-bottom: 14px; width: 100%; }
.topics label { position: relative; }
.topics input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.topics span { display: inline-flex; align-items: center; height: 40px; padding: 0 18px; border: 1px solid rgba(255, 255, 255, 0.6); border-radius: 999px; font-family: var(--f-disp); font-stretch: 110%; font-weight: 500; font-size: 14px; transition: background 0.3s, color 0.3s, border-color 0.3s; }
.topics input:checked + span { background: #fff; color: var(--blue); border-color: #fff; }
.topics input:focus-visible + span { outline: 2px solid #fff; outline-offset: 3px; }
.field { display: flex; flex-direction: column; gap: 10px; }
.field label { display: flex; align-items: baseline; gap: 12px; font-size: 14px; font-weight: 500; }
.field label .mono { opacity: 0.75; }
.field em { font-style: normal; opacity: 0.75; }
.field input, .field textarea {
  font: 500 17px/1.6 var(--f-jp); color: #fff; background: transparent; border: 0; border-bottom: 1px solid rgba(255, 255, 255, 0.45);
  padding: 10px 0 12px; border-radius: 0; outline: none; transition: border-color 0.3s, background 0.3s, padding 0.3s; resize: vertical;
}
.field input::placeholder, .field textarea::placeholder { color: rgba(255, 255, 255, 0.5); }
.field input:focus, .field textarea:focus { border-bottom-color: #fff; background: rgba(255, 255, 255, 0.08); padding-left: 12px; }
.field.is-invalid input, .field.is-invalid textarea { border-bottom-color: #ffd23f; }
.form-error { min-height: 1.5em; font-size: 14px; color: #ffd23f; }
.contact-send { align-self: flex-start; }
.contact.is-sent .contact-head { display: none; }
.contact.is-sent .contact-thanks { grid-column: 1 / span 7; align-self: end; }
.contact-send.is-sending { pointer-events: none; opacity: 0.6; }
.contact .split .ch { transform: none; }

/* ---------- page head (works index) ---------- */
.page-head { padding: calc(var(--hd) + clamp(64px, 9vw, 140px)) var(--g) clamp(40px, 5vw, 72px); display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--g); }
.page-head .label { grid-column: 1 / span 3; margin-bottom: clamp(16px, 2vw, 28px); }
.page-title { grid-column: 1 / -1; font-size: clamp(80px, 19.6vw, 380px); }
.filters { grid-column: 4 / span 9; grid-row: 3; display: flex; flex-wrap: wrap; gap: 8px; margin-top: clamp(32px, 4vw, 56px); }
.filters button { display: inline-flex; gap: 4px; align-items: flex-start; height: 36px; align-items: center; padding: 0 16px; border: 1px solid var(--rule); border-radius: 999px; text-transform: uppercase; color: var(--blue); transition: background 0.3s, color 0.3s, border-color 0.3s; }
.filters button sup { font-size: 9px; }
.filters button:hover { border-color: var(--blue); }
.filters button.is-active { background: var(--blue); color: var(--paper); border-color: var(--blue); }
.filters button:disabled { opacity: 0.35; pointer-events: none; }
.works-index { padding: 0 var(--g) clamp(96px, 12vw, 180px); }
.index-grid { display: grid; grid-template-columns: repeat(3, 1fr); column-gap: var(--g); row-gap: clamp(48px, 6vw, 96px); }
.index-grid .card { grid-column: auto; transition: opacity 0.4s var(--ease), transform 0.6s var(--ease); }
.index-grid .card.is-out { opacity: 0; transform: translateY(16px); }
.index-grid .card:nth-child(3n + 2) { margin-top: clamp(0px, 6vw, 96px); }

/* ---------- work detail ---------- */
.work { padding-bottom: clamp(96px, 12vw, 180px); }
.work-head { position: relative; padding: calc(var(--hd) + clamp(56px, 8vw, 120px)) var(--g) clamp(40px, 5vw, 72px); }
.work-crumb { display: flex; gap: 12px; align-items: center; text-transform: uppercase; color: var(--blue); }
.work-crumb a:hover { text-decoration: underline; text-underline-offset: 3px; }
.sample { margin-left: 8px; padding: 2px 10px; border: 1px dashed currentColor; border-radius: 999px; font-size: 10px; }
.work-title { font-family: var(--f-disp); font-stretch: 125%; font-weight: 700; text-transform: uppercase; font-size: clamp(56px, 11.6vw, 224px); line-height: 0.84; letter-spacing: -0.045em; color: var(--blue); margin: clamp(24px, 3vw, 48px) 0 18px; }
.work-sub { font-family: var(--f-disp); font-stretch: 105%; font-size: clamp(20px, 2vw, 32px); line-height: 1.2; color: var(--blue); }
.work-meta { display: grid; grid-template-columns: repeat(4, 1fr); column-gap: var(--g); margin-top: clamp(48px, 6vw, 96px); color: var(--blue); }
.work-meta div { border-top: 1px solid var(--rule); padding-top: 12px; }
.work-meta dt { opacity: 0.6; text-transform: uppercase; margin-bottom: 6px; }
.work-cover { margin: 0 var(--g); aspect-ratio: 16/9; }
.work-cover img { height: 100%; object-fit: cover; }
.work-body { display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--g); row-gap: clamp(48px, 6vw, 88px); padding: clamp(96px, 11vw, 180px) var(--g); }
.work-body > .label { grid-column: 1 / span 3; padding-top: 0.7em; }
.work-lead { grid-column: 4 / span 9; font-size: clamp(22px, 2.7vw, 44px); line-height: 1.6; font-weight: 500; color: var(--blue); }
.work-sec { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--g); border-top: 1px solid var(--rule); padding-top: 20px; }
.work-sec h2 { grid-column: 1 / span 3; display: flex; gap: 18px; text-transform: uppercase; color: var(--blue); font-weight: 500; }
.work-sec p { grid-column: 4 / span 6; font-size: 16px; line-height: 2.1; }
.work-body > *, .work-sec > *, .work-sec h2 > span { min-width: 0; overflow-wrap: anywhere; }
.work-sec h2 > span:first-child { flex-shrink: 0; }
.work-gallery { display: grid; grid-template-columns: repeat(12, 1fr); column-gap: var(--g); row-gap: var(--g); padding: 0 var(--g); }
.g-wide { grid-column: 1 / -1; }
.g-narrow { grid-column: 4 / span 6; }
.g-narrow + .g-narrow { grid-column: 7 / span 6; }

.next { display: block; position: relative; min-height: 86svh; overflow: hidden; color: #fff; isolation: isolate; }
.next-media { position: absolute !important; inset: 0; z-index: -2; }
.next-media img { height: 100%; object-fit: cover; }
.next-media img { opacity: 0; }
.next-label { position: absolute; left: var(--g); top: var(--g); text-transform: uppercase; }
.next-title { position: absolute; left: var(--g); right: var(--g); bottom: calc(var(--g) + 44px); font-family: var(--f-disp); font-stretch: 125%; font-weight: 700; text-transform: uppercase; font-size: clamp(56px, 13vw, 260px); line-height: 0.84; letter-spacing: -0.045em; }
.next-sub { position: absolute; left: var(--g); bottom: var(--g); display: flex; align-items: center; gap: 10px; text-transform: uppercase; }
.next-sub .arrow { width: 14px; height: 14px; transition: transform 0.5s var(--ease); }
.next:hover .next-sub .arrow { transform: translateX(8px); }

/* ---------- wipe / loader ---------- */
#wipe { position: fixed; inset: 0; z-index: 2000; pointer-events: none; }
#wipe canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
html.wipe-in #wipe, html.is-loading #wipe { background: var(--blue); pointer-events: auto; }
#wipe.is-active { pointer-events: auto; }
.loader { position: absolute; inset: 0; display: none; color: #fff; }
html.is-loading .loader { display: block; }
.loader.is-done { opacity: 0; transition: opacity 0.35s; }
.loader-star { position: absolute; left: 50%; top: 50%; width: min(34vmin, 260px); height: min(34vmin, 260px); transform: translate(-50%, -50%); }
.loader-pct { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); font-size: 13px; color: var(--blue); font-weight: 500; letter-spacing: 0.08em; font-variant-numeric: tabular-nums; }
.loader-word { position: absolute; left: var(--g); bottom: var(--g); text-transform: uppercase; }

/* ---------- cursor ---------- */
#cursor { position: fixed; left: 0; top: 0; z-index: 1900; width: 0; height: 0; pointer-events: none; display: none; }
@media (hover: hover) and (pointer: fine) { html.js #cursor { display: block; } }
#cursor::before { content: ''; position: absolute; left: -5px; top: -5px; width: 10px; height: 10px; border-radius: 50%; background: var(--blue); transition: transform 0.5s var(--ease), background 0.3s, opacity 0.3s; }
#cursor.on-blue::before { background: #fff; }
#cursor.is-label::before { transform: scale(9.2); }
#cursor.is-hidden::before { opacity: 0; }
.cursor-label { position: absolute; left: 0; top: 0; transform: translate(-50%, -50%) scale(0.4); opacity: 0; color: #fff; text-transform: uppercase; white-space: nowrap; transition: transform 0.5s var(--ease), opacity 0.3s; }
#cursor.on-blue .cursor-label { color: var(--blue); }
#cursor.is-label .cursor-label { transform: translate(-50%, -50%); opacity: 1; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .hd-tag { display: none; }
  .hd-nav { grid-column: 5 / span 5; }
  .hero-title { grid-column: 1 / span 12; }
  /* タブレット以下: ステージをやめ、各行の下に3Dを置く（行が画面中央を通る間に開閉） */
  .svc-list { grid-column: 1 / -1; }
  .svc-stage { display: none; }
  .svc { min-height: 0; }
  .svc-3d-inline { display: block; grid-column: 1 / -1; aspect-ratio: 3/2; margin-top: 12px; }
  .index-grid { grid-template-columns: repeat(2, 1fr); }
  .index-grid .card:nth-child(3n + 2) { margin-top: 0; }
  .index-grid .card:nth-child(2n) { margin-top: clamp(0px, 8vw, 96px); }
}

@media (max-width: 760px) {
  .page-title { font-size: 17vw; } /* Keep Works plus the count inside narrow screens. */
  :root { --hd: 60px; }
  .hd-nav, .hd-contact { display: none; }
  .hd-menu { display: inline-flex; grid-column: 9 / span 4; justify-self: end; text-transform: uppercase; align-items: center; gap: 8px; z-index: 2; }
  .hd-menu::after { content: ''; width: 18px; height: 7px; border-block: 1px solid currentColor; transition: transform 0.4s var(--ease); }
  .hd-menu[aria-expanded='true']::after { transform: rotate(90deg); }
  .hd-logo { grid-column: 1 / span 4; width: 56px; z-index: 2; }

  .hero { min-height: 560px; }
  .hero-grid { grid-template-rows: auto 1fr auto auto auto; }
  .hero-readout { display: none; }
  .hero-idx { grid-column: 1 / -1; flex-direction: row; justify-content: space-between; }
  .hero-svc { display: none; }
  .hero-title { font-size: clamp(34px, 10.4vw, 64px); font-stretch: 112%; }
  .hero-title .line:nth-child(2) { padding-left: 0.6em; }
  .hero-jp { grid-column: 1 / -1; font-size: 14px; }
  .hero-cue { grid-column: 1 / -1; grid-row: 5; justify-self: start; margin-top: 18px; }

  .statement .label, .statement-text, .statement-en, .sec-head .label, .sec-title, .page-head .label, .page-title, .filters,
  .work-body > .label, .work-lead, .work-sec h2, .work-sec p { grid-column: 1 / -1; }
  .statement-text { font-size: clamp(22px, 6.4vw, 30px); }
  .sec-head { row-gap: 20px; }
  .sec-head .link-more { grid-column: 1 / -1; grid-row: 3; justify-self: start; }
  .sec-title { font-size: clamp(56px, 19vw, 120px); }

  .hs-track { --h: min(40svh, 58vw); }
  .hs-head .label { grid-column: 1 / -1; }
  .hs-card .card-meta { grid-template-columns: 26px 1fr; }
  .hs-hint span { display: none; }
  .hs-title { font-size: clamp(48px, 17vw, 96px); grid-column: 1 / span 10; }
  .hs-hint { grid-column: 11 / span 2; }
  .card-meta { grid-template-columns: 32px 1fr auto; }

  .svc { row-gap: 14px; grid-template-columns: 1fr; }
  .svc-no, .svc-text { grid-column: 1; padding: 0; }
  .svc-title { font-size: clamp(34px, 11vw, 64px); }

  .about-media { grid-column: 1 / -1; position: relative; top: 0; margin-bottom: 32px; }
  .about-body { grid-column: 1 / -1; }

  .cta-jp, .cta-actions { grid-column: 1 / -1; justify-content: flex-start; }
  .ft-cols { grid-template-columns: 1fr 1fr; }
  .ft-top { justify-self: start; }
  .ft-copy { flex-direction: column; gap: 4px; }

  .contact-head, .contact-form, .contact-thanks { grid-column: 1 / -1; position: relative; top: 0; }
  .contact-head { margin-bottom: 40px; }

  .index-grid { grid-template-columns: 1fr; }
  .index-grid .card:nth-child(n) { margin-top: 0; }
  .work-meta { grid-template-columns: 1fr 1fr; row-gap: 20px; }
  .work-cover { aspect-ratio: 4/3; }
  .g-narrow, .g-narrow + .g-narrow { grid-column: 1 / -1; }
  .next { min-height: 70svh; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; transition-delay: 0ms !important; }
}

/* Keep complete CMS covers, including booklet edges and typography. */
.ht[data-fit="contain"] { background: var(--paper); }
.ht[data-fit="contain"] img { object-fit: contain; object-position: center; }