.onesong-case .os-business-case-list{display:grid;gap:28px;}
.onesong-case .os-business-case{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,1fr);gap:30px;align-items:start;background:var(--os-white);border:1px solid rgba(142,67,96,.1);border-radius:22px;padding:30px;box-shadow:0 18px 44px rgba(61,47,63,.08);}
.onesong-case .os-business-case__content{display:flex;flex-direction:column;min-width:0;}
.onesong-case .os-business-case__company{display:grid;grid-template-columns:176px minmax(0,1fr);gap:20px;align-items:center;margin:0 0 26px;}
.onesong-case .os-business-case__logo{height:92px;display:flex;align-items:center;justify-content:center;padding:18px;background:linear-gradient(180deg,rgba(255,250,247,.72),rgba(250,239,237,.92));border:1px solid rgba(142,67,96,.07);border-radius:16px;box-shadow:inset 0 1px 0 rgba(255,255,255,.72);}
.onesong-case .os-business-case__logo img{width:auto;max-width:100%;max-height:100%;object-fit:contain;mix-blend-mode:multiply;filter:contrast(1.04);}
.onesong-case .os-business-case__label{display:block;font-family:var(--os-font-number);font-size:10px;font-weight:700;letter-spacing:.14em;color:var(--os-pink-dark);margin:0 0 6px;}
.onesong-case .os-business-case__name{font-size:22px;line-height:1.45;font-weight:700;color:var(--os-charcoal);margin:0;}
.onesong-case .os-business-case__message{background:var(--os-cream);border-left:4px solid var(--os-pink-mid);border-radius:16px;padding:26px 26px 24px;margin:0 0 24px;}
.onesong-case .os-business-case__person{font-size:12px;font-weight:700;color:var(--os-rose);margin:0 0 10px;}
.onesong-case .os-business-case__headline{font-size:clamp(20px,2.3vw,28px);line-height:1.55;font-weight:700;color:var(--os-charcoal);margin:0 0 14px;}
.onesong-case .os-business-case__text{font-size:14.5px;line-height:2;color:var(--os-text-light);margin:0;}
.onesong-case .os-business-case__btn{align-self:flex-start;margin-top:4px;}
.onesong-case .os-business-case__media{display:grid;grid-template-columns:minmax(190px,.48fr) minmax(0,.52fr);gap:18px;align-items:start;min-width:0;}
.onesong-case .os-business-case__portrait{margin:0;aspect-ratio:4/5;min-height:0;border-radius:18px;overflow:hidden;background:var(--os-pink-pale);box-shadow:0 12px 32px rgba(61,47,63,.12);}
.onesong-case .os-business-case__portrait img{width:100%;height:100%;object-fit:cover;object-position:center top;}
.onesong-case .os-business-case__movie{position:relative;width:100%;aspect-ratio:16/9;border-radius:16px;overflow:hidden;background:var(--os-charcoal);box-shadow:0 12px 32px rgba(61,47,63,.15);}
.onesong-case .os-business-case__movie iframe{position:absolute;inset:0;width:100%;height:100%;border:0;display:block;}
@media(max-width:960px){
  .onesong-case .os-business-case{grid-template-columns:1fr;padding:24px;}
  .onesong-case .os-business-case__media{grid-template-columns:minmax(220px,.46fr) minmax(0,1fr);align-items:start;}
}
@media(max-width:640px){
  .onesong-case .os-business-case{padding:20px;border-radius:18px;}
  .onesong-case .os-business-case__company{grid-template-columns:1fr;gap:14px;margin-bottom:22px;}
  .onesong-case .os-business-case__logo{height:84px;justify-content:flex-start;}
  .onesong-case .os-business-case__message{padding:22px 20px;}
  .onesong-case .os-business-case__media{grid-template-columns:1fr;}
  .onesong-case .os-business-case__portrait{min-height:260px;}
  .onesong-case .os-business-case__btn{width:100%;}
}
.os-case-jump{position:relative;z-index:2;display:flex;justify-content:center;gap:10px;max-width:760px;margin:-25px auto 55px;padding:12px;background:#fff;border:1px solid rgba(142,67,96,.12);border-radius:999px;box-shadow:0 12px 30px rgba(58,39,47,.08)}.os-case-jump a{padding:10px 20px;border-radius:999px;color:var(--os-charcoal);font-weight:700;text-decoration:none}.os-case-jump a:hover{background:var(--os-pink-pale);color:var(--os-rose)}.os-case-group{padding:42px 24px 26px;text-align:center;background:#fff}.os-case-group p{margin:0 0 7px;color:var(--os-rose);font-size:12px;font-weight:700;letter-spacing:.16em}.os-case-group h2{margin:0;font-family:var(--os-font-display);font-size:clamp(24px,3vw,38px)}@media(max-width:640px){.os-case-jump{margin:-18px 16px 35px;border-radius:18px;gap:3px;padding:7px}.os-case-jump a{flex:1;padding:9px 5px;text-align:center;font-size:12px}.os-case-group{padding:32px 16px 20px}}
.os-case-jump a:focus-visible{background:var(--os-pink-pale);color:var(--os-rose)}
.onesong-case .os-grid-3-1020{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;max-width:1020px;margin:0 auto;align-items:start}.onesong-case .os-embed-cell{min-width:0;overflow:hidden}@media(max-width:860px){.onesong-case .os-grid-3-1020{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:14px;padding:0 18px 14px;margin:0 -18px}.onesong-case .os-grid-3-1020 .os-embed-cell{flex:0 0:min(82vw,360px);scroll-snap-align:start}}
.os-case-jump a{display:inline-flex;align-items:center;justify-content:center;min-height:44px}