:root{--ink:#17222e;--slate:#5b6672;--accent:#0f62a3;--accent-d:#0a4a7c;--paper:#f7f9fb;--card:#fff;--line:#d7dee6}
*{box-sizing:border-box}body{margin:0;font-family:'Segoe UI',Helvetica,Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.65;font-size:16.5px}
a{color:var(--accent-d)}
header.site{border-bottom:3px solid var(--accent);background:#fff;padding:16px 20px;text-align:center}
header.site .wm{font-size:27px;font-weight:800;letter-spacing:.3px;color:var(--ink);text-decoration:none}
header.site .wm span{color:var(--accent)}
header.site nav{margin-top:8px}header.site nav a{margin:0 10px;font-size:13px;letter-spacing:1.2px;text-transform:uppercase;text-decoration:none;color:var(--ink)}
main{max-width:1060px;margin:0 auto;padding:26px 20px 50px}
.hero{background:linear-gradient(160deg,#10283e,#0f62a3);color:#fff;border-radius:12px;padding:36px 30px;margin-bottom:26px}
.hero .kick{letter-spacing:2.5px;font-size:12px;text-transform:uppercase;color:#a9d2f2}
.hero h1{font-size:36px;line-height:1.2;margin:8px 0 10px}
.hero p{max-width:640px;color:#e6f1fa}
.panel{background:#fff;border:1px solid var(--line);border-top:4px solid var(--accent);border-radius:8px;padding:20px 22px;margin:22px 0}
.panel h2{margin-top:0;font-size:21px}
.panel dl{display:grid;grid-template-columns:190px 1fr;gap:6px 16px;margin:0}
.panel dt{font-weight:700;color:var(--slate);font-size:13px;letter-spacing:1px;text-transform:uppercase;padding-top:3px}
.panel dd{margin:0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:16px 0}
.door{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:16px 18px}
.door h3{margin:0 0 6px;font-size:18px}
.qa{background:#fff;border-left:4px solid var(--accent);padding:14px 18px;margin:14px 0}
.qa h3{margin:0 0 6px;font-size:17px}
.brands{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin:16px 0}
.brand{display:block;background:#10283e;color:#fff;border-radius:8px;padding:16px 18px;text-decoration:none}
.brand strong{display:block;font-size:17px;margin-bottom:4px}
.brand span{font-size:13.5px;color:#cfe3f2}
footer.site{border-top:1px solid var(--line);color:var(--slate);font-size:13.5px;padding:22px 20px;max-width:1060px;margin:0 auto}
.tag{display:inline-block;background:#eaf3fa;border:1px solid var(--line);border-radius:11px;padding:1px 9px;margin:2px 3px 2px 0;font-size:12.5px;color:var(--accent-d)}

.qa h3{font-size:16.5px}
@media (max-width:640px){.panel dl{grid-template-columns:1fr}.panel dt{padding-top:10px}dd,.tag{overflow-wrap:anywhere}header.site nav{display:flex;flex-wrap:wrap;justify-content:center;row-gap:4px}.hero h1{font-size:29px}main{padding:18px 14px 40px}}