:root{color-scheme:dark}
body{background:#0a0a0a;color:#e5e7eb;font-family:ui-sans-serif,system-ui,Segoe UI,Roboto,Helvetica,Arial}
.container{max-width:1200px;margin:0 auto;padding:0 1rem}
.card{border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03);border-radius:16px;padding:1.25rem}
.btn{display:inline-block;padding:.75rem 1rem;border-radius:12px;font-weight:600;text-decoration:none}
.btn-primary{background:#1aa4ff;color:#001e30}
.btn-outline{border:1px solid rgba(255,255,255,.2);color:#e5e7eb}
.grid{display:grid;gap:1rem}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
@media(max-width:900px){.grid-2,.grid-3{grid-template-columns:1fr}}
nav a{color:#e5e7eb;text-decoration:none;margin:0 .75rem}
nav a:hover{color:#86d8ff}
.hero h1{font-size:clamp(2rem,4vw+1rem,3.5rem);line-height:1.05;margin:0}
h1,h2,h3{color:#fff}
h1{font-size:2rem;margin-top:0}
h2{font-size:1.4rem;margin:1rem 0 .5rem}
h3{font-size:1.1rem;margin:.5rem 0}
small, .muted{color:#9ca3af}
input,select,textarea{width:100%;padding:.75rem;border-radius:12px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.03);color:#e5e7eb}
label{font-size:.9rem;color:#cbd5e1}
header,footer{border-color:rgba(255,255,255,.08)}
.badge{display:inline-flex;align-items:center;gap:.4rem;font-size:.8rem;padding:.3rem .6rem;border-radius:999px;background:#0b1f2c;color:#86d8ff;border:1px solid #10364d}
.price{font-size:2rem;font-weight:800}
.brand{color:#1aa4ff}
.header-cta{display:flex;gap:.75rem;align-items:center}