:root {
  --bg: #090a0b;
  --bg-soft: #111315;
  --panel: #15181b;
  --line: rgba(255,255,255,.10);
  --line-strong: rgba(255,255,255,.18);
  --text: #f3f1ec;
  --muted: #a8adb3;
  --accent: #b83a32;
  --accent-soft: rgba(184,58,50,.16);
  --max: 1180px;
  --radius: 18px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px),
    var(--bg);
  background-size: 42px 42px;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.site-header {
  position: sticky; top: 0; z-index: 30;
  background: rgba(9,10,11,.82); backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
.nav { height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 760; letter-spacing: .16em; }
.brand-mark {
  width: 38px; height: 38px; display: grid; place-items: center;
  border: 1px solid var(--line-strong); border-radius: 10px; font-size: 13px; letter-spacing: .05em;
  background: linear-gradient(145deg, #1e2225, #0c0d0f);
}
.nav-links { display: flex; align-items: center; gap: 26px; color: #c7cbd0; font-size: 14px; }
.nav-links a:hover, .nav-links a.active { color: white; }
.nav-cta { border: 1px solid var(--line-strong); border-radius: 999px; padding: 10px 16px; }
.nav-toggle { display: none; background: none; color: white; border: 0; font-size: 24px; }

.hero { min-height: 78vh; display: grid; align-items: center; padding: 92px 0 70px; position: relative; overflow: hidden; }
.hero:after {
  content:""; position:absolute; width:520px; height:520px; right:-130px; top:70px;
  border-radius:50%; background: radial-gradient(circle, rgba(184,58,50,.17), transparent 67%);
  pointer-events:none;
}
.eyebrow { text-transform: uppercase; letter-spacing: .22em; color: #c6c9cc; font-size: 12px; font-weight: 700; }
h1, h2, h3 { margin: 0; line-height: 1.04; }
h1 { font-size: clamp(54px, 9vw, 112px); letter-spacing: -.055em; max-width: 950px; }
h2 { font-size: clamp(36px, 5vw, 64px); letter-spacing: -.04em; }
h3 { font-size: 23px; letter-spacing: -.02em; }
.hero p { max-width: 740px; color: #c0c4c8; font-size: clamp(18px, 2.2vw, 24px); margin: 28px 0 0; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 34px; }
.button {
  display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 20px;
  border: 1px solid var(--line-strong); border-radius: 999px; font-weight: 650; font-size: 14px;
}
.button.primary { background: var(--text); color: #0a0a0a; border-color: var(--text); }
.button:hover { transform: translateY(-1px); }
.hero-meta { margin-top: 74px; display: flex; gap: 28px; color: #83898f; font-size: 12px; letter-spacing: .12em; text-transform: uppercase; }

.section { padding: 110px 0; border-top: 1px solid var(--line); }
.section-head { display: grid; grid-template-columns: .8fr 1.6fr; gap: 40px; align-items: start; margin-bottom: 54px; }
.section-head p { color: var(--muted); max-width: 720px; margin: 0; font-size: 18px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card {
  min-height: 290px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(255,255,255,.045), rgba(255,255,255,.012));
  display: flex; flex-direction: column; justify-content: space-between;
}
.card p { color: var(--muted); margin: 18px 0 0; }
.card .index { color: #686e74; font-size: 12px; letter-spacing: .14em; }

.product {
  display: grid; grid-template-columns: 1.15fr .85fr; gap: 18px;
  border: 1px solid var(--line); border-radius: 24px; overflow: hidden; background: #0d0f10;
}
.product-visual {
  min-height: 620px; position: relative; display: grid; place-items: center; overflow: hidden;
  background:
    radial-gradient(circle at 50% 45%, rgba(184,58,50,.22), transparent 31%),
    linear-gradient(145deg, #16191b, #08090a);
}
.speaker {
  width: min(250px, 48%); aspect-ratio: .38; min-height: 520px; position: relative;
  background: linear-gradient(90deg, #8d2925, #c2453b 46%, #7e211f);
  clip-path: polygon(18% 0, 82% 0, 100% 100%, 0 100%);
  filter: drop-shadow(0 40px 42px rgba(0,0,0,.55));
}
.driver { position:absolute; left:50%; transform:translateX(-50%); border-radius:50%; background:#111; box-shadow: inset 0 0 0 8px #252525, inset 0 0 0 11px #0a0a0a; }
.d1 { width: 58%; aspect-ratio:1; bottom: 9%; }
.d2 { width: 58%; aspect-ratio:1; bottom: 35%; }
.d3 { width: 31%; aspect-ratio:1; top: 17%; }
.d4 { width: 15%; aspect-ratio:1; top: 8%; box-shadow: inset 0 0 0 5px #2d2d2d; }
.product-info { padding: 46px; display:flex; flex-direction:column; justify-content:space-between; }
.product-info p { color: var(--muted); }
.specs { display:grid; grid-template-columns:1fr 1fr; gap: 1px; background: var(--line); border:1px solid var(--line); border-radius:14px; overflow:hidden; margin-top:32px; }
.spec { background:#101214; padding:18px; }
.spec small { display:block; color:#737980; text-transform:uppercase; letter-spacing:.14em; margin-bottom:5px; }

.split { display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.panel { border:1px solid var(--line); border-radius:var(--radius); padding:34px; background:rgba(255,255,255,.018); min-height:320px; }
.panel p, .page-intro p, .prose p { color:var(--muted); }
.list { list-style:none; padding:0; margin:28px 0 0; }
.list li { padding:14px 0; border-top:1px solid var(--line); display:flex; justify-content:space-between; gap:20px; }
.list li span:last-child { color:#7f858b; }

.page-hero { padding:100px 0 72px; border-bottom:1px solid var(--line); }
.page-hero h1 { font-size:clamp(48px,8vw,92px); }
.page-intro { display:grid; grid-template-columns:.85fr 1.4fr; gap:48px; margin-top:34px; }
.page-intro p { font-size:20px; margin:0; }

.contact-box {
  border:1px solid var(--line); border-radius:24px; padding:48px;
  background:linear-gradient(145deg, rgba(184,58,50,.08), rgba(255,255,255,.015));
}
.contact-box p { color:var(--muted); max-width:700px; font-size:18px; }

footer { border-top:1px solid var(--line); padding:42px 0 54px; color:#7f858b; }
.footer-row { display:flex; justify-content:space-between; gap:30px; flex-wrap:wrap; }
.footer-links { display:flex; gap:18px; flex-wrap:wrap; }

@media (max-width: 840px) {
  .nav-toggle { display:block; }
  .nav-links {
    display:none; position:absolute; left:20px; right:20px; top:76px; padding:18px;
    flex-direction:column; align-items:flex-start; background:#111315; border:1px solid var(--line); border-radius:14px;
  }
  .nav-links.open { display:flex; }
  .section-head, .page-intro, .product, .split { grid-template-columns:1fr; }
  .cards { grid-template-columns:1fr; }
  .product-visual { min-height:520px; }
  .hero-meta { flex-direction:column; gap:8px; }
}
@media (max-width: 520px) {
  .container { width:min(calc(100% - 28px), var(--max)); }
  .hero { padding-top:70px; }
  .section { padding:78px 0; }
  .product-info, .contact-box { padding:28px; }
  .specs { grid-template-columns:1fr; }
}

.product-visual img.ref-render {
  width: auto;
  max-width: 88%;
  max-height: 570px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 40px 42px rgba(0,0,0,.55));
}