:root { --ink: #1c1c1c; --paper: #f2eee5; --gold: #f3e1a9; --mint: #b7e4c7; }
html { scroll-behavior: smooth; }
body { overflow-x: hidden; }
html:lang(ja) { line-break: strict; }
html:lang(ja) :where(h1, h2, h3, p, li, a, strong, span) { word-break: normal; overflow-wrap: normal; hyphens: none; }
@supports (word-break: auto-phrase) { html:lang(ja) :where(h1, h2, h3, p, li, a, strong, span) { word-break: auto-phrase; } }
html:lang(ja) .jp-no-break { white-space: nowrap; }
.site-header { border-bottom: 1px solid rgba(255,255,255,.1); }
.header-brand { display: flex; align-items: center; gap: 1.25rem; min-width: 0; }
.brand-name { white-space: nowrap; }
.nav-link, .mobile-menu a, .footer-link { transition: color .2s ease; }
.nav-link:hover, .mobile-menu a:hover, .footer-link:hover { color: var(--gold); }
.hero { position: relative; }
.hero:before { content: ''; position: absolute; inset: 0 0 auto 55%; height: 560px; pointer-events: none; background-image: linear-gradient(rgba(243,225,169,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(243,225,169,.08) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(to bottom, black, transparent); }
.eyebrow { color: var(--mint); font-size: .68rem; font-weight: 700; letter-spacing: .17em; line-height: 1.5; text-transform: uppercase; }
.eyebrow-dark { color: #607c68; }
.eyebrow-cta { color: var(--ink); }
.status-dot { display: inline-block; width: 7px; height: 7px; margin-right: 8px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 4px rgba(183,228,199,.1); }
h1 em { color: var(--gold); font-style: normal; }
.button { display: inline-flex; align-items: center; gap: .55rem; border: 1px solid transparent; border-radius: 999px; font-size: .8rem; font-weight: 700; line-height: 1; padding: 1rem 1.25rem; transition: transform .2s ease, background .2s ease, color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--gold); color: var(--ink); }
.button-primary:hover { background: #fff2bd; }
.button-ghost { border-color: rgba(255,255,255,.25); color: var(--paper); }
.button-ghost:hover { border-color: var(--mint); color: var(--mint); }
.button-small { background: var(--mint); color: var(--ink); padding: .75rem 1rem; }
.button-dark { background: var(--ink); color: var(--paper); }
.button-dark:hover { background: #353535; }
.language-switcher { display: inline-flex; gap: .2rem; border: 1px solid rgba(255,255,255,.18); border-radius: 999px; padding: .18rem; }
.language-button { border: 0; border-radius: 999px; background: transparent; color: rgba(242,238,229,.55); cursor: pointer; font-size: .65rem; font-weight: 700; padding: .42rem .55rem; }
.language-button:hover, .language-button.is-active { background: var(--gold); color: var(--ink); }
.band-light { background: var(--paper); }
.band-mint { background: var(--mint); }
.section-title { max-width: 620px; font-family: 'Space Grotesk', sans-serif; font-size: clamp(2.4rem, 5vw, 4.6rem); font-weight: 500; letter-spacing: -.05em; line-height: .98; }
.solutions-header-title { display: inline-block; width: auto; max-width: none; margin: 0 auto; white-space: nowrap; text-align: center; }
.problem-card { background: var(--paper); padding: 1.5rem; }
.card-number, .service-index { display: block; color: #607c68; font-family: 'Space Grotesk', sans-serif; font-size: .75rem; font-weight: 700; letter-spacing: .12em; }
.problem-card h3 { margin-top: 3.5rem; font-family: 'Space Grotesk', sans-serif; font-size: 1.15rem; font-weight: 600; }
.problem-card p { margin-top: .75rem; color: rgba(28,28,28,.6); font-size: .9rem; line-height: 1.55; }
.service-card { display: flex; min-height: 460px; flex-direction: column; border: 1px solid rgba(255,255,255,.15); padding: 1.5rem; transition: border-color .2s ease, transform .2s ease; }
.service-card:hover { border-color: rgba(243,225,169,.75); transform: translateY(-4px); }
.service-card-accent { border-color: rgba(183,228,199,.45); background: rgba(183,228,199,.06); }
.service-group { margin-top: 4rem; }
.service-group-heading { display: flex; align-items: end; justify-content: space-between; gap: 2rem; border-bottom: 1px solid rgba(255,255,255,.12); padding-bottom: 1rem; }
.service-group-heading > p:last-child { max-width: 32rem; color: rgba(242,238,229,.55); font-size: .9rem; line-height: 1.5; }
.service-top { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.pill { border: 1px solid rgba(255,255,255,.18); border-radius: 999px; color: rgba(242,238,229,.55); font-size: .67rem; padding: .35rem .6rem; white-space: nowrap; }
.pill span { color: var(--mint); margin: 0 .25rem; }
.service-card h3 { max-width: 440px; margin-top: 5rem; font-family: 'Space Grotesk', sans-serif; font-size: clamp(1.65rem, 3vw, 2.4rem); font-weight: 500; letter-spacing: -.04em; line-height: 1.05; }
.service-card > p { margin-top: 1rem; max-width: 450px; color: rgba(242,238,229,.6); font-size: .9rem; line-height: 1.6; }
.service-card ul { margin-top: 1.5rem; display: grid; gap: .6rem; color: rgba(242,238,229,.65); font-size: .82rem; }
.service-card li:before { content: '↳'; color: var(--mint); margin-right: .6rem; }
.service-bottom { display: flex; align-items: end; justify-content: space-between; gap: 1rem; margin-top: auto; padding-top: 2rem; }
.service-bottom strong { color: var(--gold); font-family: 'Space Grotesk', sans-serif; font-size: 1.2rem; font-weight: 500; }
.service-bottom small { color: rgba(243,225,169,.55); font-family: 'DM Sans', sans-serif; font-size: .65rem; text-transform: uppercase; }
.service-bottom a { display: grid; place-items: center; width: 2.5rem; height: 2.5rem; border: 1px solid rgba(255,255,255,.25); border-radius: 50%; color: var(--paper); transition: all .2s ease; }
.service-bottom a:hover { background: var(--gold); border-color: var(--gold); color: var(--ink); }
.band-mint strong { font-weight: 700; }
.portrait-frame { position: relative; min-height: 280px; overflow: hidden; background: #18211d; }
.portrait-frame img { display: block; width: 100%; max-width: 560px; margin: 0 auto; object-fit: contain; object-position: center bottom; }
.portrait-frame figcaption { position: absolute; bottom: 1rem; left: 1rem; color: var(--gold); font-family: 'Space Grotesk', sans-serif; font-size: .72rem; font-weight: 600; letter-spacing: .05em; line-height: 1.5; text-transform: uppercase; }
.portrait-frame figcaption span { color: rgba(243,225,169,.62); font-family: 'DM Sans', sans-serif; font-size: .62rem; font-weight: 400; letter-spacing: .02em; text-transform: none; }
.band-mint p:not(.eyebrow) { color: rgba(28,28,28,.65); font-size: .88rem; line-height: 1.6; }
.band-mint strong + p { margin-top: .45rem; }
.process-step { display: grid; grid-template-columns: 3rem 1fr; gap: 1rem; border-top: 1px solid rgba(255,255,255,.15); padding: 1.5rem 0; }
.process-step > span { color: var(--mint); font-family: 'Space Grotesk', sans-serif; font-size: .8rem; font-weight: 700; }
.process-step h3 { font-family: 'Space Grotesk', sans-serif; font-size: 1.3rem; font-weight: 500; }
.process-step p { max-width: 560px; margin-top: .55rem; color: rgba(242,238,229,.58); font-size: .9rem; line-height: 1.6; }
.engineer-tabs { margin-top: 2.5rem; }
.tab-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .75rem; margin: 0 auto; max-width: 760px; }
.tab-button { border: 1px solid rgba(255,255,255,.15); border-radius: 999px; background: rgba(255,255,255,.02); color: rgba(242,238,229,.7); cursor: pointer; font-size: .72rem; font-weight: 700; letter-spacing: .12em; padding: .9rem 1rem; text-transform: uppercase; transition: all .2s ease; }
.tab-button:hover { border-color: rgba(243,225,169,.65); color: var(--paper); }
.tab-button.is-active { background: var(--gold); border-color: var(--gold); color: var(--ink); }
.tab-panels { margin-top: 1.5rem; }
.tab-panel { display: none; }
.tab-panel.is-active { display: block; }
.tab-panel-inner { border: 1px solid rgba(255,255,255,.15); background: rgba(255,255,255,.02); padding: 2rem; }
.tab-panel-inner h3 { max-width: 560px; margin-top: 3rem; font-family: 'Space Grotesk', sans-serif; font-size: clamp(2rem, 3vw, 3rem); font-weight: 500; letter-spacing: -.04em; line-height: 1.05; }
.tab-panel-inner p { margin-top: .9rem; max-width: 760px; color: rgba(242,238,229,.6); font-size: .96rem; line-height: 1.7; }
.tab-panel-inner ul { margin-top: 1.4rem; display: grid; gap: .7rem; color: rgba(242,238,229,.72); font-size: .85rem; }
.tab-panel-inner li:before { content: '↳'; color: var(--mint); margin-right: .6rem; }
.tab-panel-inner .service-bottom strong { color: var(--gold); font-size: 1.3rem; }
.faq-section { border-top: 1px solid rgba(255,255,255,.1); }
.faq-list { border-top: 1px solid rgba(255,255,255,.15); }
.faq-item { border-bottom: 1px solid rgba(255,255,255,.15); padding: 1.25rem 0; }
.faq-item summary { cursor: pointer; font-family: 'Space Grotesk', sans-serif; font-size: 1.2rem; font-weight: 500; list-style: none; padding-right: 2rem; position: relative; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:after { color: var(--mint); content: '+'; font-size: 1.5rem; position: absolute; right: 0; top: -.3rem; }
.faq-item[open] summary:after { content: '−'; }
.faq-item p { color: rgba(242,238,229,.62); font-size: .9rem; line-height: 1.7; margin-top: 1rem; max-width: 680px; }
.cta-band { background: var(--gold); }
.mobile-menu a { display: block; border-bottom: 1px solid rgba(255,255,255,.1); padding: .8rem 0; color: rgba(242,238,229,.8); font-size: .9rem; }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .12s; }
@media (max-width: 640px) { .hero:before { left: 10%; opacity: .45; } .service-card { min-height: 430px; } .service-top { align-items: flex-start; flex-direction: column; } .pill { white-space: normal; } }
@media (max-width: 480px) {
	.header-brand { align-items: flex-start; flex: 1; flex-direction: column; gap: .55rem; }
	.header-language { margin-bottom: .05rem; }
	nav { align-items: flex-start; }
}
@media (max-width: 360px) { .brand-middle-name { display: none; } }
@media (max-width: 1024px) { .service-group-heading { align-items: flex-start; flex-direction: column; gap: .6rem; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .reveal { opacity: 1; transform: none; transition: none; } .button, .service-card { transition: none; } }