/* ARC — photographic editorial, kinetic cuts, and clear hierarchy. */
.site-header { height: 92px; gap: 25px; background: #f8f8f8; }
.site-header .brand-descriptor { font-size: .75rem; }
.header-contact { font-family: var(--jp); font-size: .875rem; white-space: nowrap; }
.desktop-nav { font-size: .75rem; gap: 24px; }
.heading-dot { color: var(--red); }

/* A new photographic first view. No logo enlargement or ribbon geometry. */
.hero-editorial {
  height: 100svh; min-height: 800px; max-height: 1200px;
  padding: 0; background: #090909; color: #fff; isolation: isolate;
}
.hero-editorial::after { display: none; }
.hero-scene { position: absolute; inset: 92px 0 0; overflow: hidden; }
.hero-photograph { width: 100%; height: 100%; object-fit: cover; object-position: 65% 55%; }
.hero-scene::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg,rgba(0,0,0,.45),transparent 70%),linear-gradient(0deg,rgba(0,0,0,.65),transparent 30%); }
.hero-fragment { position: absolute; inset: 0; background: url('/assets/arc-unfold.webp') 65% 55% / cover; clip-path: inset(0 18% 0 66%); }
.hero-shutters { position: absolute; inset: 0; display: flex; pointer-events: none; }
.hero-shutters span { width: 33.334%; height: 100%; background: var(--red); transform: translateY(-101%); }
.hero-shutters span:nth-child(2) { background: #461611; }
.hero-shutters span:nth-child(3) { background: #171717; }
.hero-edition { position: absolute; inset: 120px var(--gutter) auto; display: flex; justify-content: space-between; gap: 24px; font-size: .75rem; letter-spacing: .08em; z-index: 3; }
.hero-manifesto { position: absolute; left: var(--gutter); top: 49%; transform: translateY(-38%); z-index: 3; }
.hero-eyebrow { font-size: .875rem; font-weight: 600; letter-spacing: .14em; margin-bottom: 30px; }
.hero-editorial h1 { font-family: var(--jp); font-size: clamp(68px,9.2vw,155px); letter-spacing: -.065em; line-height: 1.23; font-weight: 900; }
.hero-editorial h1>span { display: block; color: #fff; }
.hero-editorial h1>span:last-child { padding-left: .55em; }
.hero-editorial h1 .hero-period { color: #ff493d; }
.hero-description { font-family: var(--jp); font-size: 1rem; line-height: 2; letter-spacing: .03em; margin-top: 32px; }
.hero-film-caption { position: absolute; right: 24px; top: 40%; writing-mode: vertical-rl; font-size: .75rem; letter-spacing: .16em; z-index: 3; }
.hero-bottom { bottom: 0; min-height: 76px; border-top: 1px solid #777; }
.hero-visual-credit { font-size: .75rem; color: #bbb; font-weight: 400; letter-spacing: .08em; }
.motion-toggle { display: none; border: 0; min-height: 44px; padding: 12px 0; color: inherit; background: transparent; font-family: var(--jp); font-size: .75rem; align-items: center; gap: 10px; }
.has-motion .motion-toggle { display: inline-flex; }
.motion-icon { display: inline-block; width: 9px; height: 10px; border-left: 2px solid currentColor; border-right: 2px solid currentColor; }
.motion-toggle[aria-pressed="true"] .motion-icon { border: 0; width: 0; height: 0; border-top: 5px solid transparent; border-bottom: 5px solid transparent; border-left: 8px solid currentColor; }
.scroll-link { font-size: .75rem; }
.hero-editorial :focus-visible { outline-color: #fff; }
.has-motion .hero-photograph { animation: photographic-drift 14s ease-in-out infinite alternate; }
.has-motion .hero-fragment { animation: photographic-cut 10s cubic-bezier(.65,0,.25,1) infinite; }
.has-motion .hero-shutters span { animation: frame-open 1.45s cubic-bezier(.77,0,.175,1) both; }
.has-motion .hero-shutters span:nth-child(2) { animation-delay: .12s; }
.has-motion .hero-shutters span:nth-child(3) { animation-delay: .24s; }
.hero-editorial.is-paused *, .hero-editorial.is-paused *::before, .hero-editorial.is-paused *::after { animation-play-state: paused; }
@keyframes photographic-drift { from { transform: scale(1.01); } to { transform: scale(1.095) translateX(-1%); } }
@keyframes photographic-cut {
  0%,12% { clip-path: inset(0 19% 0 68%); transform: translateX(0); opacity: 0; }
  24%,46% { clip-path: inset(0 18% 0 66%); transform: translateX(-32px); opacity: 1; }
  61%,78% { clip-path: inset(0 31% 0 56%); transform: translateX(22px); opacity: .85; }
  91%,100% { clip-path: inset(0 19% 0 68%); transform: translateX(0); opacity: 0; }
}
@keyframes frame-open { from { transform: translateY(0); } to { transform: translateY(-101%); } }

.about { display: block; padding-top: 130px; padding-bottom: 130px; }
.about>.section-label { max-width: none; flex-wrap: nowrap; margin-bottom: 52px; }
.about>.section-label .label-ja { width: auto; padding: 0; margin-left: 15px; }
.about-content { display: grid; grid-template-columns: 1fr 1fr; column-gap: 7vw; row-gap: 45px; }
.statement-title { grid-column: 1/-1; margin-left: 22%; font-size: clamp(30px,3.6vw,60px); line-height: 1.65; letter-spacing: -.045em; }
.about-photo { grid-column: 1; grid-row: 2/4; align-self: start; margin-top: 44px; }
.about-photo img { width: 100%; aspect-ratio: 1.06; object-fit: cover; object-position: 50% 50%; }
.about-photo figcaption { display: flex; justify-content: space-between; gap: 12px; border-top: 1px solid var(--ink); padding-top: 14px; margin-top: 16px; font-size: .75rem; letter-spacing: .025em; }
.about-body { grid-column: 2; max-width: 740px; margin-top: 0; }
.about-body p { font-size: 1.0625rem; line-height: 2.15; }
.about-conclusion { font-weight: 600; }
.about-signature { grid-column: 2; margin-top: 0; }
.about-signature>span:last-child { line-height: 1.8; }
.approach { padding-block: 105px 62px; background: var(--paper); color: var(--ink); }
.approach-intro { width: 62%; max-width: 870px; }
.approach-heading h2 { width: auto; font-size: clamp(32px,3.4vw,54px); }
.approach-intro>p { font-family: var(--jp); font-size: 1rem; line-height: 2; color: var(--muted); margin-top: 26px; }
.approach-step h3 { font-size: clamp(22px,2.1vw,32px); line-height: 1.6; }
.approach-step p { font-size: 1rem; line-height: 1.9; color: var(--muted); }
.approach-step { border-top: 1px solid var(--ink); padding-top: 25px; }
.approach .step-number { color: var(--red); }
.approach-steps { padding-top: 68px; gap: 32px; }
.approach-rule { display: none; }
.method-statement { display: flex; border: 0; padding-top: 22px; font-size: clamp(24px,5.3vw,80px); gap: 25px; }
.method-statement span { letter-spacing: -.055em; }
.method-statement span:last-child { color: var(--red); }

/* Japanese service names are the primary labels. */
.section-heading { align-items: end; gap: 44px; margin-bottom: 65px; }
.section-heading h2 { font-family: var(--jp); font-size: clamp(46px,6.4vw,98px); line-height: 1.2; white-space: nowrap; letter-spacing: -.055em; }
.section-heading>p { max-width: 480px; font-size: 1rem; }
.service-item { padding: 42px 0; }
.service-item summary { grid-template-columns: 58px minmax(0,1fr) 36px; gap: 30px; align-items: center; }
.service-number { font-size: 1.5rem; margin-top: 3px; }
.service-name { min-width: 0; }
.service-name h3,.service-primary .service-name h3 { font-family: var(--jp); font-size: clamp(28px,3.1vw,48px); line-height: 1.5; letter-spacing: -.04em; font-weight: 700; overflow-wrap: anywhere; }
.service-primary .service-name h3 { font-size: clamp(36px,4.2vw,64px); }
.service-name>span { font-size: 1rem; margin-top: 8px; line-height: 1.8; }
.service-name>.service-en { font-family: var(--sans); font-size: .75rem; font-weight: 600; color: var(--muted); letter-spacing: .065em; margin: 0 0 10px; }
.service-primary .service-en { color: var(--red); }
.service-content { padding: 24px 65px 0 88px; }
.service-content>p { max-width: 850px; font-size: 1rem; line-height: 2; }
.service-tags li { font-size: .875rem; }
.service-item summary:hover h3 { transform: none; }
.profile { border-top: 1px solid var(--line); padding-top: 115px; }
.profile-kicker { color: var(--ink); -webkit-text-stroke: 0; font-family: var(--jp); font-size: clamp(44px,5.1vw,76px); line-height: 1.3; letter-spacing: -.055em; margin: 46px 0 55px; font-weight: 700; }
.profile h2 { font-size: clamp(32px,3.1vw,47px); }
.profile h2 span { font-size: .75rem; }
.profile blockquote { font-size: clamp(22px,1.9vw,30px); }

/* Three equal metric panels, with no channel or client names. */
.experience { padding: 88px 0 40px; background: radial-gradient(ellipse at 90% 80%,#57140f 0%,#1b1312 36%,#111 75%); }
.experience-head { display: flex; justify-content: space-between; align-items: end; gap: 48px; }
.experience-head h2 { font-family: var(--jp); font-size: clamp(36px,4.6vw,70px); line-height: 1.4; letter-spacing: -.055em; margin-top: 32px; }
.experience-head>p { font-size: 1rem; line-height: 2; padding-bottom: 8px; }
.metrics-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); margin: 62px 0 0; padding: 0 var(--gutter); border-top: 1px solid #625450; border-bottom: 1px solid #625450; }
.metric { border-left: 1px solid #625450; min-width: 0; min-height: 390px; padding: 37px 24px 32px; display: flex; flex-direction: column; justify-content: space-between; text-align: center; }
.metric:last-child { border-right: 1px solid #625450; }
.metric dt { font-family: var(--jp); font-size: 1rem; font-weight: 600; line-height: 1.8; min-height: 87px; }
.metric-index { font-family: var(--sans); font-size: .75rem; letter-spacing: .07em; font-weight: 400; display: block; color: #ba9c96; margin-bottom: 13px; }
.metric dd { margin: 20px 0; display: flex; align-items: baseline; justify-content: center; gap: 9px; flex-wrap: wrap; }
.metric-value { font-size: clamp(90px,10.4vw,170px); line-height: 1; letter-spacing: -.08em; font-weight: 800; color: #ff5847; font-variant-numeric: tabular-nums; }
.metric-unit { color: #ff5847; font-family: var(--jp); font-size: clamp(19px,2.1vw,32px); letter-spacing: -.025em; font-weight: 600; }
.metric:first-child .metric-unit { flex-basis: 100%; font-size: 1rem; }
.metric dd.metric-caption { display: block; margin: 16px 0 0; font-family: var(--jp); font-size: .75rem; color: #c1b4b1; line-height: 1.9; min-height: 46px; }
.experience-note { margin-top: 27px; color: #d0b4ae; font-size: .875rem; line-height: 1.8; }

.contact { padding-top: 72px; background: #dd2b24; }
.contact-intro { display: block; margin-top: 35px; }
.contact h2 { font-size: clamp(44px,8.2vw,126px); line-height: 1.3; letter-spacing: -.055em; }
.contact-intro>p { margin-top: 30px; max-width: 680px; font-size: 1rem; line-height: 2; }
.contact-form { margin-top: 52px; }
.contact-form-notice { margin-bottom: 38px; font-family: var(--jp); font-size: .875rem; line-height: 1.9; }
.contact-form-notice a { white-space: nowrap; text-decoration: underline; text-underline-offset: 4px; }
.form-grid em { font-size: .75rem; }
.form-grid input::placeholder,.form-grid textarea::placeholder { color: #fff; opacity: .76; }
.form-action button { font-family: var(--jp); font-size: 1rem; }
.form-action p { font-size: .875rem; }
.company-info dd { overflow-wrap: anywhere; }
.menu-dialog nav a { font-family: var(--jp); }

@media(max-width:1100px) {
  .site-header { height: 85px; gap: 18px; }
  .desktop-nav { gap: 18px; }
  .hero-editorial { min-height: 760px; }
  .hero-scene { top: 85px; }
  .hero-edition { top: 115px; }
  .hero-editorial h1 { font-size: 9.5vw; }
  .about { padding-block: 100px; }
  .about-content { column-gap: 40px; }
  .statement-title { margin-left: 12%; }
  .about-signature { display: block; }
  .about-signature p { margin: 12px 0; }
  .about-body p br { display: none; }
  .approach-intro { width: 63%; }
  .approach-steps { grid-template-columns: 1fr 1fr; gap: 40px; }
  .approach-step { border-top: 1px solid var(--ink); padding-top: 22px; }
  .approach-step h3 { font-size: 26px; margin-top: 14px; }
  .approach-rule { display: none; }
  .method-statement { margin-top: 20px; }
  .section-heading { display: block; }
  .section-heading>p { margin-top: 26px; max-width: 600px; }
  .metric { padding-inline: 16px; min-height: 365px; }
  .metric-value { font-size: 11vw; }
  .metrics-grid { padding-inline: 30px; }
  .experience-head>p { max-width: 250px; }
}
@media(max-width:760px) {
  .site-header { height: 78px; gap: 12px; }
  .brand-logo { font-size: 42px; }
  .header-contact { padding: 12px; gap: 10px; font-size: .875rem; }
  .hero-editorial { height: 100svh; min-height: 730px; max-height: 1000px; padding: 0; }
  .hero-scene { top: 78px; }
  .hero-photograph { object-position: 77% 50%; }
  .hero-fragment { background-position: 77% 50%; }
  .hero-scene::after { background: linear-gradient(90deg,rgba(0,0,0,.76),rgba(0,0,0,.05)),linear-gradient(0deg,rgba(0,0,0,.85),transparent 45%); }
  .hero-edition { top: 104px; font-size: .75rem; letter-spacing: .025em; }
  .hero-edition>span:last-child { display: none; }
  .hero-manifesto { top: 43%; right: var(--gutter); transform: translateY(-32%); }
  .hero-eyebrow { font-size: .75rem; letter-spacing: .11em; margin-bottom: 27px; }
  .hero-editorial h1 { font-size: 13.5vw; line-height: 1.35; letter-spacing: -.065em; }
  .hero-editorial h1>span:last-child { padding-left: .15em; }
  .hero-description { margin-top: 25px; font-size: 1rem; line-height: 2; max-width: 320px; }
  .hero-description br { display: none; }
  .hero-film-caption { right: 11px; font-size: .75rem; top: auto; bottom: 102px; }
  .hero-visual-credit { display: none; }
  .hero-bottom { justify-content: space-between; min-height: 61px; }
  .scroll-link { gap: 12px; font-size: .75rem; }
  .scroll-link span { font-size: 21px; }
  .motion-toggle { font-size: .75rem; gap: 7px; }
  .about { padding-block: 79px; }
  .about>.section-label { margin-bottom: 31px; }
  .about>.section-label .label-ja { margin-left: auto; }
  .about-content { display: block; padding-top: 0; }
  .statement-title { font-size: 6.6vw; letter-spacing: -.04em; line-height: 1.75; margin-left: 0; }
  .about-photo { margin: 35px 0; }
  .about-photo img { aspect-ratio: 1.35; }
  .about-photo figcaption { font-size: .75rem; }
  .about-body { margin-top: 36px; }
  .about-body p { font-size: 1rem; line-height: 2; }
  .about-signature { margin-top: 36px; }
  .about-signature>span:last-child { font-size: .875rem; }
  .approach { padding-block: 66px 35px; }
  .approach-intro { width: auto; }
  .approach-heading h2 { margin-top: 32px; font-size: 7vw; line-height: 1.65; }
  .approach-intro>p { font-size: 1rem; margin-top: 23px; }
  .approach-intro>p br { display: none; }
  .approach-steps { grid-template-columns: 1fr; gap: 28px; padding-top: 38px; padding-bottom: 22px; }
  .approach-step h3 { font-size: 1.5rem; margin-top: 12px; }
  .approach-step p { margin-top: 13px; line-height: 1.9; }
  .method-statement { gap: 12px; flex-wrap: wrap; font-size: 7.3vw; justify-content: start; margin-top: 15px; }
  .method-statement span:last-child { margin-left: auto; }
  .section-heading { margin-bottom: 34px; }
  .section-heading h2 { font-size: 13vw; line-height: 1.3; }
  .section-heading>p { font-size: 1rem; line-height: 1.9; }
  .section-heading>p br { display: none; }
  .service-item { padding-block: 32px; }
  .service-item summary { grid-template-columns: 27px minmax(0,1fr) 24px; gap: 10px; align-items: start; }
  .service-number { font-size: 1rem; margin-top: 4px; }
  .service-name h3,.service-primary .service-name h3 { font-size: 6vw; line-height: 1.6; letter-spacing: -.04em; }
  .service-primary .service-name h3 { font-size: 7.5vw; }
  .service-name>.service-en { font-size: .75rem; line-height: 1.6; margin-bottom: 10px; letter-spacing: .015em; }
  .service-name>span { font-size: .875rem; margin-top: 8px; }
  .service-content { padding: 23px 0 0 37px; }
  .service-content>p { font-size: 1rem; line-height: 1.9; }
  .service-tags { margin-top: 20px; gap: 7px; }
  .service-tags li { font-size: .875rem; padding: 6px 8px; }
  .profile { padding-top: 0; border-top: 0; }
  .profile-kicker { font-size: 13vw; margin: 31px 0 36px; line-height: 1.4; }
  .profile h2 { font-size: 2rem; }
  .profile blockquote { font-size: 1.35rem; }
  .experience { padding-top: 63px; padding-bottom: 31px; }
  .experience-head { display: block; }
  .experience-head h2 { margin-top: 29px; font-size: 9.3vw; }
  .experience-head>p { max-width: none; margin-top: 23px; }
  .metrics-grid { display: block; padding: 0 24px; margin-top: 35px; border-block: 0; }
  .metric { border: 1px solid #625450; padding: 30px 20px; min-height: 320px; }
  .metric+.metric { border-top: 0; }
  .metric dt { min-height: 0; font-size: 1rem; }
  .metric-index { margin-bottom: 9px; }
  .metric dd { margin: 18px 0; }
  .metric-value { font-size: 31vw; max-width: 100%; }
  .metric-unit { font-size: 1.65rem; }
  .metric:first-child .metric-unit { flex-basis: auto; font-size: .875rem; max-width: 85px; text-align: left; }
  .metric dd.metric-caption { margin: 0; min-height: 0; font-size: .75rem; }
  .experience-note { font-size: .875rem; margin-top: 23px; }
  .contact { padding-top: 52px; }
  .contact h2 { font-size: 11.7vw; line-height: 1.4; letter-spacing: -.055em; white-space: nowrap; }
  .contact-intro>p { margin-top: 23px; font-size: 1rem; line-height: 1.9; }
  .contact-form { margin-top: 35px; }
  .form-action p { font-size: .875rem; }
}
@media(max-width:370px) {
  .brand-logo { font-size: 35px; }
  .header-contact { font-size: .75rem; }
  .hero-editorial { min-height: 710px; }
  .scroll-link { font-size: .75rem; gap: 7px; }
  .service-content { padding-left: 0; }
}
@media(prefers-reduced-motion:reduce) {
  .hero-editorial .motion-toggle { display: none; }
  .hero-editorial .hero-photograph,.hero-editorial .hero-fragment,.hero-editorial .hero-shutters span { animation: none; }
  .hero-editorial .hero-fragment { display: none; }
  .hero-editorial .hero-shutters span { transform: translateY(-101%); }
  .scroll-link span { animation: none; }
}