:root{
  --bg:#0b0f14;
  --card:#121821;
  --muted:#8892a6;
  --text:#e6edf3;
  --accent:#6ea8fe;
  --accent2:#9b7bff;
  --btn:#1f6feb;
  --btn-hover:#2a7af5;
}

*{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,Ubuntu,Cantarell}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

.nav{
  border-bottom:1px solid #11161f;
  background:linear-gradient(180deg,#0d121a 0,#0b0f14 100%);
}
.nav-inner{
  max-width:1100px;margin:0 auto;display:flex;gap:16px;align-items:center;justify-content:space-between;padding:14px 18px;
}
.logo{height:42px;width:auto;border-radius:10px}
.brand h1{margin:0;font-size:20px}
.brand p{margin:2px 0 0;color:var(--muted);font-size:13px}
.btn{
  background:var(--btn);color:white;border:none;border-radius:10px;padding:10px 14px;cursor:pointer;font-weight:600
}
.btn:hover{background:var(--btn-hover)}
.btn.disabled{opacity:.5;cursor:not-allowed}

.container{max-width:1100px;margin:26px auto;padding:0 18px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.card{
  background:var(--card);border:1px solid #121826;box-shadow:0 6px 24px rgba(0,0,0,.25);
  border-radius:14px;padding:16px;display:flex;flex-direction:column;gap:10px
}
.card-head{display:flex;align-items:baseline;justify-content:space-between}
.imgwrap{width:100%;height:140px;overflow:hidden;border-radius:10px;border:1px solid #1a2230;background:#0b1118}
.imgwrap img{width:100%;height:100%;object-fit:cover}
.price{font-weight:800;background:linear-gradient(90deg,var(--accent),var(--accent2));-webkit-background-clip:text;color:transparent}
.desc{color:var(--muted);min-height:40px}
.disclaimer{color:var(--muted);margin-top:22px;font-size:12px}
.center{display:flex;justify-content:center}
.card.success{text-align:center;padding:28px}