:root{--bg:#0e0e10;--panel:#151518;--muted:#6b7280;--text:#f5f7fa;--brand:#c62828;--brand-2:#ef5350;--accent:#e0e7ff;--ok:#22c55e;--warn:#f59e0b;--border:#23232a}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;line-height:1.5}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1100px, 92%);margin:0 auto}
.header{position:sticky;top:0;z-index:50;background:rgba(14,14,16,.8);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;gap:16px;align-items:center;justify-content:space-between;padding:16px 0}
.nav{display:flex;gap:22px;align-items:center}
.nav a{color:#cbd5e1;font-weight:600;font-size:14px;opacity:.9}
.nav .cta{background:var(--brand);padding:10px 14px;border-radius:8px;color:white}
.phone{font-weight:700;letter-spacing:.3px}
.brand img{height:64px;width:auto;display:block}
@media (min-width:900px){.brand img{height:72px}}
.hero{padding:64px 0 32px;border-bottom:1px solid var(--border);background:linear-gradient(180deg, rgba(198,40,40,.06), transparent)}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px}
.hero h1{font-size:40px;line-height:1.1;margin:0 0 12px}
.hero p.lede{font-size:18px;color:#e5e7eb;margin:0 0 18px}
.badges{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0 24px}
.badge{background:var(--panel);border:1px solid var(--border);padding:8px 10px;border-radius:999px;font-size:13px;color:#e2e8f0}
.ctas{display:flex;gap:12px;flex-wrap:wrap}
.button{display:inline-block;background:var(--brand);padding:12px 16px;border-radius:10px;font-weight:700}
.button.alt{background:#27272a;border:1px solid var(--border)}
.card{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:18px}
.section{padding:44px 0;border-bottom:1px solid var(--border)}
.section h2{font-size:28px;margin:0 0 8px}
.section p.kicker{margin:0 0 20px;color:#d1d5db}
.grid{display:grid;gap:16px}
.grid.cols-3{grid-template-columns:repeat(3, minmax(0,1fr))}
.grid.cols-2{grid-template-columns:repeat(2, minmax(0,1fr))}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}.grid.cols-3{grid-template-columns:1fr}.grid.cols-2{grid-template-columns:1fr}}
.product h3{margin:0 0 6px}
.kv{display:flex;gap:12px;flex-wrap:wrap;margin-top:10px}
.kv span{padding:6px 8px;border:1px solid var(--border);border-radius:8px;background:#1b1b1f;font-size:13px;color:#e5e7eb}
.options ul{margin:0;padding-left:18px}
.options li{margin:6px 0;color:#e5e7eb}
.small{font-size:13px;color:#cbd5e1}
.calc{display:grid;gap:10px}
.input{display:grid;gap:6px}
input, select, textarea{background:#0f0f12;border:1px solid var(--border);color:#e5e7eb;border-radius:10px;padding:12px;font:inherit}
label{font-weight:600;color:#e5e7eb}
.help{font-size:12px;color:#9ca3af}
.faq details{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:12px}
.faq summary{font-weight:700;cursor:pointer}
.faq details+details{margin-top:10px}
.footer{padding:28px 0;color:#bfc6d1}
.footer small{color:#9aa3b2}
.img-card img{width:100%;height:auto;display:block;border-radius:10px}