.audio-system-hero{position:relative;overflow:hidden;padding-top:160px;padding-bottom:96px}.audio-system-hero::before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 74% 18%,rgba(204,0,0,.36),transparent 32%),linear-gradient(135deg,#1a0f0f 0,#5c0000 100%)}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,0.95fr) minmax(360px,1.05fr);grid-gap:56px;gap:56px;align-items:center}.audio-system-hero h1{font-size:max(2rem, min(4vw, 3.5rem));color:var(--brand-text-inverse)}.audio-system-hero p{max-width:660px;color:var(--brand-text-inverse);font-size:1.08rem}.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}.hero-media img{width:100%;min-height:360px;-o-object-fit:cover;object-fit:cover;border-radius:var(--brand-radius);border:1px solid rgba(255,255,255,.18);background:var(--brand-secondary)}.company-stats{background:var(--brand-bg);border-bottom:1px solid var(--brand-border)}.product-grid-three{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:24px;gap:24px}.product-card{border:1px solid var(--brand-border);border-radius:var(--brand-radius);background:var(--brand-bg);overflow:hidden;transition:transform 180ms,box-shadow 180ms}.product-card:hover{transform:translateY(-4px);box-shadow:0 18px 36px rgba(26,31,42,.12)}.product-card img{width:100%;aspect-ratio:4/3;-o-object-fit:cover;object-fit:cover;background:var(--brand-neutral-light)}.product-card div{padding:24px}.install-cases-band{padding-top:88px;padding-bottom:88px}.cases-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:24px;gap:24px}.cases-grid article{border:1px solid rgba(255,255,255,.18);border-radius:var(--brand-radius);padding:28px;background:rgba(255,255,255,.06)}.kpi{display:inline-block;color:var(--brand-primary-light);font-weight:800;margin-bottom:16px}.vertical-timeline{position:relative;max-width:900px;margin:0 auto}.vertical-timeline::before{content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;background:var(--brand-border)}.vertical-timeline article{position:relative;width:calc(50% - 32px);margin-bottom:28px;padding:24px;border:1px solid var(--brand-border);border-radius:var(--brand-radius);background:var(--brand-bg)}.vertical-timeline article:nth-child(2n){margin-left:calc(50% + 32px)}.vertical-timeline span{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;background:var(--brand-primary);color:var(--brand-text-inverse);font-weight:800;margin-bottom:14px}@media (max-width:991px){.cases-grid,.hero-grid,.product-grid-three{grid-template-columns:1fr}.vertical-timeline::before{left:20px}.vertical-timeline article,.vertical-timeline article:nth-child(2n){width:auto;margin-left:48px}}