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var(--line)}.lightbox__nav{display:flex;align-items:center;justify-content:center;gap:1.25rem}.lightbox__count{font-family:var(--font-mono);font-size:.86rem;letter-spacing:.08em;color:var(--text-400)}.area-map{display:grid;gap:clamp(1.25rem,3vw,2rem)}.area-map__title{font-size:clamp(1.15rem,2.6vw,1.55rem);font-weight:700;color:var(--text-100)}.area-map__panels{display:grid;grid-template-columns:minmax(0,.62fr) minmax(0,1fr);gap:clamp(1.25rem,3vw,2.5rem);align-items:center}.area-map__panel{display:grid;gap:.85rem;justify-items:center;margin:0}.area-map__canvas{position:relative;width:100%}.area-map__panel:first-child .area-map__canvas{max-width:15rem}.area-map__panel:last-child .area-map__canvas{max-width:33rem}.area-map__canvas svg{display:block;width:100%;height:auto}.area-map__pin{position:absolute;transform:translateY(-50%);white-space:nowrap;font-size:clamp(.86rem,2.6vw,1.02rem);font-weight:700;letter-spacing:.04em;text-shadow:0 1px 6px rgba(2,3,6,.95),0 0 14px rgba(2,3,6,.9)}.area-map__pin:before{content:"";position:absolute;top:50%;width:.8rem;height:1px;background:currentColor;opacity:.6}.area-map__pin--gold{color:var(--gold-300)}.area-map__pin--blue{color:var(--blue-400)}.area-map__pin--start{transform:translate(.95rem,-50%)}.area-map__pin--start:before{left:-.85rem}.area-map__pin--end{transform:translate(calc(-100% - .95rem),-50%)}.area-map__pin--end:before{right:-.85rem}.area-map__sea{display:grid;gap:.25rem;justify-items:center;text-align:center;font-size:.86rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--text-200)}.area-map__range{font-size:.76rem;font-weight:500;letter-spacing:.06em;text-transform:none;color:var(--text-400)}.area-map__legend{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.area-map__row{display:grid;grid-template-columns:minmax(0,11rem) minmax(0,1fr);gap:1rem 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/* Partner links, 2026-09-30: retain original chip appearance and full click area. */
.partner-chip.partner-chip--linked{padding:0}
.partner-chip__link{display:block;padding:.45rem .85rem;color:inherit;text-decoration:none;border-radius:inherit}
.partner-chip--linked:focus-within{border-color:var(--gold-400);color:var(--text-100)}
.partner-chip__link:focus-visible{outline:2px solid var(--gold-400);outline-offset:3px}
.partner-group--jp .partner-chip--linked:hover,.partner-group--jp .partner-chip--linked:focus-within{border-color:var(--blue-400);color:var(--text-100)}
.partner-group--jp .partner-chip__link:focus-visible{outline-color:var(--blue-400)}

/* Readability and homepage hierarchy. Existing interior-page layouts remain intact. */
:root{--text-400:#b5c0d0;--text-600:#9caabd;--line:rgba(255,255,255,.2)}
.nav__link{font-size:.94rem}.footer-note,.footer-col__list,.footer-legal{color:var(--text-400)}
.xh-home{font-size:1.0625rem;line-height:1.8;background:#080d15;color:#d5dce6}
.xh-home .shell{width:min(100% - 3rem,1200px)}
.xh-home h1,.xh-home h2,.xh-home h3{color:#f3f5f8;letter-spacing:-.025em;text-wrap:balance}
.xh-home h1{font-size:clamp(2.2rem,4.3vw,4.1rem);line-height:1.22;font-weight:700;max-width:15ch;margin:.85rem 0 1.4rem}
.xh-home h2{font-size:clamp(1.65rem,2.65vw,2.5rem);line-height:1.4;font-weight:650}
.xh-home h3{font-size:1.2rem;line-height:1.55;font-weight:600}
.xh-home .eyebrow{font-size:.82rem;letter-spacing:.12em;color:#ebd3a3;margin-bottom:.75rem}
.xh-lead{font-size:1.08rem;line-height:1.85;color:#c8d2e1;max-width:64ch;margin-top:1rem}
.xh-hero{padding:clamp(2.5rem,5vw,5rem) 0 0;background:linear-gradient(140deg,#101b2a,#080d15 80%)}
.xh-hero__grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.xh-area{color:#b5c0d0;font-size:.95rem;line-height:1.8;margin-top:1rem;max-width:58ch}
.xh-hero__image{position:relative;height:440px;overflow:hidden;border:1px solid #ffffff26;border-radius:4px;background:#121c2c}
.xh-hero__image img{width:100%;height:100%;object-fit:cover;object-position:65% center}
.xh-hero__image figcaption{position:absolute;bottom:1.1rem;left:1.1rem;padding:.45rem .8rem;background:#080d15eb;color:#f3f5f8;font-size:.8rem;letter-spacing:.16em}
.xh-actions{display:flex;align-items:center;flex-wrap:wrap;gap:1rem;margin-top:1.8rem}
.xh-home .btn{min-height:48px;padding:.85rem 1.25rem;font-size:1rem;line-height:1.5;white-space:normal;text-align:center}
.xh-home .btn--ghost{color:#e5ebf3;border-color:#69778c;background:transparent}
.xh-home .btn--ghost:hover{background:#18253a;border-color:#d8b173}
.xh-proof{margin-top:3rem!important;padding-top:1.5rem;padding-bottom:1.8rem;border-top:1px solid #ffffff26}
.xh-proof__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2rem}
.xh-proof__value{font-size:clamp(1.35rem,2.2vw,1.9rem);font-weight:650;line-height:1.35;color:#f3f5f8}
.xh-proof__label{font-size:.9rem;color:#b5c0d0;margin-top:.35rem}
.xh-proof__note{font-size:.83rem;color:#b5c0d0;line-height:1.8;margin-top:1.25rem;max-width:100ch}
.xh-proof__note a{color:#ebd3a3;text-decoration:underline;text-underline-offset:4px}
.xh-section{padding:clamp(3rem,6vw,5.5rem) 0}
.xh-section--raised{background:#0e1724;border-block:1px solid #ffffff0f}
.xh-heading{max-width:780px;margin-bottom:2rem}
.xh-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.25rem}
.xh-service{display:flex;flex-direction:column;padding:1.75rem;background:#152131;border:1px solid #354355;border-radius:4px;transition:background .2s,border-color .2s}
.xh-service:hover{background:#1b2a3c;border-color:#d8b173}
.xh-number{display:block;font-family:var(--font-mono);font-size:.86rem;letter-spacing:.06em;color:#ebd3a3;margin-bottom:1rem}
.xh-service p,.xh-project p{font-size:1rem;line-height:1.8;color:#c8d2e1;margin-top:.75rem}
.xh-card-link{color:#ebd3a3;font-size:.93rem;margin-top:auto;padding-top:1.5rem}
.xh-section-action{margin-top:2rem}
.xh-projects{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2rem}
.xh-project{border-top:2px solid #647489;padding-top:1.35rem}
.xh-quality{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.xh-quality__image{height:370px;border-radius:4px;overflow:hidden;border:1px solid #354355}
.xh-quality__image img{width:100%;height:100%;object-fit:cover}
.xh-quality .xh-heading{margin-bottom:1.25rem}
.xh-quality__points{display:grid;gap:.65rem;padding:0;list-style:none}
.xh-quality__points li{border-left:2px solid #d8b173;padding-left:.85rem;font-size:1rem;color:#d5dce6}
.xh-home .partner-groups{margin-top:0}.xh-home .partner-group__title{font-size:1rem;letter-spacing:.03em}
.xh-home .partner-chip{font-size:.94rem;color:#c8d2e1;background:#121c2c;line-height:1.75}
.xh-home .partner-chip__link{padding:.55rem .85rem}.xh-home .partner-chip:not(.partner-chip--linked){padding:.55rem .85rem}
.xh-home .partner-chip:not(.partner-chip--linked):hover{border-color:var(--line);color:#c8d2e1}
.xh-contact{padding:clamp(3rem,6vw,5rem) 0;background:#172438;border-top:1px solid #ffffff26}
.xh-email{color:#e5ebf3;text-decoration:underline;text-underline-offset:5px;overflow-wrap:anywhere}
.xh-home :focus-visible{outline:3px solid #ebd3a3;outline-offset:5px}
@media(max-width:900px){.xh-hero__grid{gap:2rem}.xh-hero__image{height:390px}.xh-cards{gap:1rem}.xh-service{padding:1.25rem}.xh-quality{gap:2rem}}
@media(max-width:700px){.xh-home .shell{width:calc(100% - 2.5rem)}.xh-hero__grid,.xh-quality{grid-template-columns:1fr}.xh-home h1{max-width:17ch;font-size:2.3rem}.xh-hero__image{height:240px}.xh-proof{margin-top:2rem!important}.xh-proof__grid{gap:1rem}.xh-proof__value{font-size:1.1rem;overflow-wrap:anywhere}.xh-proof__label{font-size:.82rem}.xh-cards,.xh-projects{grid-template-columns:1fr;gap:1.15rem}.xh-service{padding:1.5rem}.xh-service .xh-number{margin-bottom:.6rem}.xh-quality__image{height:280px}.xh-quality__image{order:2}.xh-home .partner-groups{grid-template-columns:1fr;gap:1.75rem}.xh-home .btn{font-size:.96rem}.xh-actions{gap:.8rem}.xh-proof__note{font-size:.83rem}.xh-home .xh-lead{font-size:1.02rem}}
@media(prefers-reduced-motion:reduce){.xh-home *{transition:none!important}}