/* Product Design case study — shared page-specific extensions */
.breadcrumb{padding-top:calc(var(--header-height) + 18px);padding-bottom:18px;color:var(--color-muted);font-size:.78rem}.breadcrumb ol{display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0;list-style:none}.breadcrumb li{display:inline-flex;align-items:center;overflow-wrap:anywhere}.breadcrumb li:not(:last-child)::after{width:1px;height:.9em;margin-left:6px;background:#a6b2bf;content:"";transform:rotate(20deg)}.breadcrumb a{color:inherit;text-decoration:underline;text-underline-offset:3px}.case-hero{position:relative;overflow:hidden;background:var(--color-primary-dark);color:#fff}.case-hero::before{position:absolute;right:-180px;bottom:-260px;width:500px;height:500px;border:72px solid rgba(123,196,226,.07);border-radius:50%;content:""}.case-hero .hero__inner{position:relative;display:grid;gap:42px;padding-top:64px;padding-bottom:72px}.case-hero h1{max-width:760px;margin:0 0 22px;font-size:clamp(2.15rem,8vw,4rem);line-height:1.28;letter-spacing:-.04em}.case-hero .hero__project{margin:0 0 8px;color:var(--color-accent-light);font-family:var(--font-latin);font-size:.82rem;font-weight:800;letter-spacing:.14em}.case-hero .hero__client{display:flex;flex-wrap:wrap;gap:6px 12px;margin:0 0 20px;color:rgba(255,255,255,.72);font-size:.86rem}.case-hero .hero__client span{color:var(--color-accent-light);font-family:var(--font-latin);font-size:.68rem;font-weight:800;letter-spacing:.12em}.case-hero .hero__lead{max-width:660px;margin-bottom:26px;color:rgba(255,255,255,.8)}.case-hero .hero__tags{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}.case-hero .hero__tags li{padding:7px 12px;border:1px solid rgba(123,196,226,.42);border-radius:999px;background:rgba(255,255,255,.05);font-size:.76rem;font-weight:600}.case-hero__visual{display:block;margin:0;overflow:hidden;border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-card);background:#fff;box-shadow:0 22px 50px rgba(0,0,0,.22)}.case-hero__visual img{display:block;width:100%;height:auto;max-height:520px;object-fit:contain}.case-hero__visual figcaption,.media-frame figcaption{padding:11px 15px;border-top:1px solid var(--color-border);color:var(--color-muted);font-size:.76rem}.split-heading,.case-media{display:grid;gap:36px}.section-heading{margin-bottom:34px}.project-facts{margin:0;border-top:1px solid var(--color-border)}.project-facts div{padding:17px 0;border-bottom:1px solid var(--color-border)}.project-facts dt{margin-bottom:5px;color:var(--color-accent);font-family:var(--font-latin);font-size:.72rem;font-weight:800;letter-spacing:.08em}.project-facts dd{margin:0;color:var(--color-primary);font-size:.95rem;font-weight:600}.media-frame{min-width:0;margin:0;overflow:hidden;border:1px solid var(--color-border);border-radius:var(--radius-card);background:#fff;box-shadow:var(--shadow-card)}.media-frame img{display:block;width:100%;height:auto;max-height:620px;object-fit:contain;background:#fff}.case-note{margin-top:18px;color:var(--color-muted);font-size:.76rem}.application-cta{padding:64px 0;background:var(--color-primary);color:#fff}.application-cta__inner{display:grid;gap:28px}.application-cta h2{margin:0 0 16px;font-size:clamp(1.55rem,5vw,2.4rem);line-height:1.45}.application-cta p:not(.eyebrow){max-width:720px;color:rgba(255,255,255,.78)}.application-cta__actions{display:flex;flex-direction:column;gap:12px}.site-footer__brand{display:flex;flex-direction:column;gap:6px;margin-bottom:32px;line-height:1}.site-footer__brand .site-brand__name,.site-footer__brand .site-brand__tagline{display:block;line-height:1}.site-footer__brand .site-brand__tagline{margin-top:0}@media(min-width:768px){.case-hero .hero__inner{padding-top:88px;padding-bottom:94px}.split-heading{grid-template-columns:minmax(250px,.78fr) minmax(0,1.22fr);gap:64px}.case-media{grid-template-columns:minmax(250px,.82fr) minmax(0,1.18fr);gap:56px;align-items:center}.application-cta__actions{flex-direction:row;flex-wrap:wrap}}@media(min-width:1024px){.case-hero .hero__inner{grid-template-columns:minmax(0,.92fr) minmax(420px,1.08fr);gap:64px;align-items:center;padding-top:104px;padding-bottom:108px}.case-hero__visual{max-width:570px;justify-self:end}.application-cta__inner{grid-template-columns:minmax(0,1fr) auto;align-items:center}.application-cta__actions{max-width:420px;flex-direction:column}}@media(max-width:479px){.case-hero h1 br,.application-cta h2 br{display:none}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}

/* v2 finishing: protect designed Japanese headline breaks and refine case media rhythm. */
.case-hero h1{font-size:clamp(2.15rem,6vw,3.75rem)}.case-hero h1,.section-title,.application-cta h2{overflow-wrap:normal;word-break:keep-all;text-wrap:balance}.headline-phrase{display:inline-block;white-space:nowrap}.mobile-break{display:none}.prose{max-width:720px}.case-media{align-items:center}.media-frame figcaption,.study-comparison figcaption{padding:12px 16px}.study-comparison{display:grid;gap:14px;padding:14px;background:#fff}.study-comparison figure{min-width:0;margin:0;overflow:hidden;border:1px solid var(--color-border);border-radius:calc(var(--radius-card) - 4px);background:#fff}.study-comparison img{display:block;width:100%;height:auto;object-fit:contain;background:#fff}.media-frame>img{aspect-ratio:16/10;object-fit:contain}.case-hero__visual img{aspect-ratio:16/10;object-fit:contain}.study-comparison figcaption{border-top:1px solid var(--color-border);color:var(--color-muted);font-size:.74rem;line-height:1.45}.study-comparison--featured{grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);align-items:stretch}.study-comparison--featured .study-comparison__main{grid-row:span 2}.study-comparison--featured figure{min-height:190px}.study-comparison--featured .study-comparison__main{min-height:410px}.study-comparison--quad{grid-template-columns:repeat(2,minmax(0,1fr))}.study-comparison--quad figure{min-height:220px}@media(max-width:767px){.case-hero h1 br,.section-title br,.application-cta h2 br{display:block}.case-hero h1{font-size:clamp(1.92rem,8.95vw,2.45rem);line-height:1.34}.mobile-break{display:block}.prose{max-width:none}.study-comparison{gap:10px;padding:10px}.study-comparison--featured,.study-comparison--quad{grid-template-columns:1fr}.study-comparison--featured .study-comparison__main{grid-row:auto;min-height:0}.study-comparison--featured figure,.study-comparison--quad figure{min-height:0}.study-comparison img{height:auto}.media-frame>img,.case-hero__visual img{aspect-ratio:auto}.study-comparison figcaption{padding:10px 12px}}@media(max-width:389px){.case-hero h1{font-size:1.92rem}.section-title{font-size:1.54rem}}

/* MEGASHINE logotype section. */
.megashine-logo-frame{background:#fff}.megashine-logo-frame>img{display:block;width:min(76%,520px);height:auto;margin:76px auto 72px;aspect-ratio:auto;object-fit:contain;background:#fff}@media(max-width:767px){.megashine-logo-frame>img{width:78%;margin:48px auto 46px}}
.megashine-logotype-study{margin-top:56px}.megashine-logotype-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.megashine-logotype-card{min-width:0;margin:0;overflow:hidden;border:1px solid var(--color-border);border-radius:var(--radius-card);background:#fff;box-shadow:var(--shadow-card)}.megashine-logotype-card img{display:block;width:100%;height:auto;aspect-ratio:1684/1191;object-fit:contain;background:#fff}.megashine-logotype-card figcaption{padding:10px 14px;border-top:1px solid var(--color-border);color:var(--color-muted);font-family:var(--font-latin);font-size:.74rem;font-weight:700;letter-spacing:.04em}.megashine-final-label{margin-top:54px}.megashine-logotype-study>.megashine-logo-frame{max-width:760px;margin-right:auto;margin-left:auto}@media(max-width:767px){.megashine-logotype-study{margin-top:42px}.megashine-logotype-grid{grid-template-columns:1fr;gap:14px}.megashine-final-label{margin-top:42px}}
.megashine-identity .case-media{grid-template-columns:1fr;gap:42px}.megashine-identity .case-media>div:first-child{max-width:760px}
.case-media--text-only{display:block}.case-media--text-only>div{max-width:900px}

/* Keep the final-design hero at its native 1518:1093 ratio. */
.case-hero__visual img{aspect-ratio:auto;object-fit:contain}

.case-related-grid{display:grid;gap:14px}.case-related-card{display:grid;grid-template-columns:1fr auto;gap:22px;align-items:center;padding:28px;border:1px solid var(--color-border);border-radius:var(--radius-card);background:#fff;box-shadow:var(--shadow-card);text-decoration:none;transition:border-color var(--transition),transform var(--transition)}.case-related-card:hover{border-color:var(--color-accent);transform:translateY(-2px)}.case-related-card:focus-visible{outline:3px solid rgba(0,123,255,.42);outline-offset:3px}.case-related-card h3{margin:0 0 8px;color:var(--color-primary);font-size:1.25rem;line-height:1.45}.case-related-card p{margin:0;color:var(--color-muted)}.case-related-card__eyebrow{margin:0 0 8px!important;color:var(--color-accent)!important;font-family:var(--font-latin);font-size:.72rem;font-weight:800;letter-spacing:.12em}.case-related-card__arrow{color:var(--color-accent);font-size:1.4rem;font-weight:700}@media(min-width:768px){.case-related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){.case-related-card{grid-template-columns:1fr;gap:12px}.case-related-card__arrow{justify-self:end}}
.case-related { background: var(--color-background, #fff); border-top: 1px solid var(--color-border); }