.audio-system-hero{position:relative;overflow:hidden;min-height:690px;padding:104px 0 88px;background:radial-gradient(circle at 75% 25%,#7f1010 0,#311010 34%,#1a0f0f 72%)}.audio-system-hero::before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:48px 48px}.audio-system-hero .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,0.9fr) minmax(0,1.1fr);grid-gap:64px;gap:64px;align-items:center}.audio-system-hero .hero-copy{min-width:0}.audio-system-hero .hero-label{color:var(--brand-primary-light);font-size:.76rem;font-weight:800;letter-spacing:.15em;text-transform:uppercase}.audio-system-hero h1{margin:20px 0 24px;color:var(--brand-text-inverse);font-size:max(2rem, min(4vw, 3.5rem))}.audio-system-hero .hero-lead{color:var(--brand-text-inverse);font-size:1.07rem;opacity:.86}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}.hero-signal-chain{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:8px;gap:8px;margin:40px 0 0}.hero-signal-chain div{padding:12px 0;border-top:1px solid rgba(255,255,255,.26)}.hero-signal-chain dt{color:var(--brand-primary-light);font-size:.68rem;letter-spacing:.12em}.hero-signal-chain dd{margin:3px 0 0;color:var(--brand-text-inverse);font-size:.82rem}.system-diagram{position:relative;min-height:520px;border:1px solid rgba(255,255,255,.18);background:#241919;box-shadow:0 24px 80px rgba(0,0,0,.35)}.system-diagram img{width:100%;height:520px;-o-object-fit:cover;object-fit:cover}.diagram-readout{position:absolute;right:16px;bottom:16px;left:16px;display:flex;justify-content:space-between;gap:16px;padding:14px 16px;background:rgba(26,15,15,.88);border-left:3px solid var(--brand-primary)}.diagram-readout span,.diagram-readout strong{color:var(--brand-text-inverse);font-size:.78rem}.mta-home-stats{background:var(--brand-bg-alt);border-bottom:1px solid var(--brand-border)}.stats-row{display:flex;flex-wrap:nowrap;padding:28px 0}.stat-item{flex:1 1 0;min-width:0;padding:0 20px;text-align:center;border-right:1px solid var(--brand-border)}.stat-item:last-child{border-right:0}.stat-item strong{display:block;color:var(--brand-primary-dark);font-size:1.75rem;line-height:1}.stat-item span{display:block;margin-top:7px;color:var(--brand-text);font-size:.78rem}.mta-system-families{padding:88px 0}.install-cases-band h2,.mta-home-cta h2,.mta-milestones h2,.mta-system-families h2{font-size:max(1.85rem, min(3vw, 2.75rem))}.family-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:24px;gap:24px}.family-card{overflow:hidden;border:1px solid var(--brand-border);border-radius:var(--brand-radius);background:var(--brand-bg);transition:transform .2s,box-shadow .2s}.family-card:hover{transform:translateY(-4px);box-shadow:var(--mta-shadow)}.family-card img{display:block;width:100%;aspect-ratio:4/3;-o-object-fit:cover;object-fit:cover;background:var(--brand-neutral-light)}.family-card>div{padding:24px}.case-code,.family-card span{color:var(--brand-primary);font-size:.7rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.family-card h3{margin:8px 0 12px;font-size:1.2rem}.family-card p{color:var(--brand-text);font-size:.9rem}.family-card a{font-weight:700}.family-card--brief{display:flex;flex-direction:column;justify-content:center;background:var(--brand-secondary)}.family-card--brief h3,.family-card--brief p{color:var(--brand-text-inverse)}.brief-mark{margin:24px 24px 0;padding:32px 24px!important;border:1px dashed rgba(255,255,255,.3);color:var(--brand-primary-light);font-size:2rem;font-weight:800;letter-spacing:.12em;text-align:center}.install-cases-band{padding:88px 0;background:#161010}.cases-intro{display:grid;grid-template-columns:1fr 1.5fr;grid-gap:48px;gap:48px;align-items:end;margin-bottom:40px}.cases-intro .mta-kicker{grid-column:1/-1}.cases-intro h2,.cases-intro p{margin:0;color:var(--brand-text-inverse)}.cases-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:24px;gap:24px}.cases-grid article{border-bottom:3px solid var(--brand-primary);background:#241919}.cases-grid img{display:block;width:100%;aspect-ratio:4/3;-o-object-fit:cover;object-fit:cover;background:#302222}.cases-grid .case-code,.cases-grid h3,.cases-grid p{margin-right:24px;margin-left:24px;color:var(--brand-text-inverse)}.cases-grid .case-code{display:block;margin-top:24px;color:var(--brand-primary-light)}.cases-grid p{margin-bottom:28px;opacity:.82}.mta-milestones{padding:88px 0;background:var(--brand-bg-alt)}.timeline{position:relative;max-width:1000px;margin:0 auto}.timeline::before{content:"";position:absolute;top:0;bottom:0;left:50%;width:2px;background:var(--brand-primary);transform:translateX(-50%)}.timeline article{position:relative;display:grid;grid-template-columns:1fr 88px 1fr;grid-gap:24px;gap:24px;min-height:150px}.timeline article time{grid-column:2;align-self:start;z-index:1;padding:12px 8px;border-radius:50%;background:var(--brand-primary-dark);color:var(--brand-text-inverse);font-weight:800;text-align:center}.timeline article div{grid-column:1;grid-row:1;padding:0 24px 24px 0;text-align:right}.timeline article:nth-child(2n) div{grid-column:3;padding:0 0 24px 24px;text-align:left}.timeline article h3{font-size:1.12rem}.mta-home-cta{padding:80px 0 104px;background:var(--brand-primary-dark)}.cta-grid{display:grid;grid-template-columns:3fr 2fr;grid-gap:64px;gap:64px;align-items:start}.cta-copy h2,.cta-copy li,.cta-copy p{color:var(--brand-text-inverse)}.cta-copy .mta-kicker{color:var(--brand-primary-light)}.cta-copy li{margin:12px 0}.cta-form-card{padding:32px;border-radius:var(--brand-radius);background:var(--brand-bg);box-shadow:var(--mta-shadow)}.cta-form-card h3,.cta-form-card p{color:var(--brand-text)}@media (max-width:991.98px){.audio-system-hero .hero-grid,.cases-intro,.cta-grid{grid-template-columns:1fr}.system-diagram{min-height:420px}.system-diagram img{height:420px}.family-grid{grid-template-columns:repeat(2,1fr)}.cases-grid{grid-template-columns:1fr}}@media (max-width:767.98px){.audio-system-hero{min-height:auto;padding:72px 0}.hero-signal-chain{grid-template-columns:1fr}.system-diagram,.system-diagram img{min-height:320px;height:320px}.stats-row{flex-wrap:wrap}.stat-item{flex:0 0 50%;padding:16px 8px}.stat-item:nth-child(2){border-right:0}.family-grid{grid-template-columns:1fr}.timeline::before{left:36px}.timeline article{grid-template-columns:72px 1fr;gap:16px}.timeline article time{grid-column:1}.timeline article div,.timeline article:nth-child(2n) div{grid-column:2;padding:0 0 24px;text-align:left}.mta-home-cta{padding-bottom:104px}}