:root{--bg:#07131F;--panel:#0d1f31;--gold:#C9A227;--cream:#FBF6E4;--mute:#C3CDD8}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--cream);font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.wrap{max-width:640px;margin:0 auto;padding:28px 20px 48px}
header{display:flex;gap:16px;align-items:center;margin-bottom:18px}
header img{width:72px;height:auto}
.brand{color:var(--gold);font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:.85rem}
h1{margin:.1em 0 0;font-size:1.9rem;line-height:1.15}
.price{font-size:2.6rem;font-weight:800;color:var(--gold);margin:14px 0 0}
.price small{font-size:1rem;color:var(--mute);font-weight:500}
.card{background:var(--panel);border:1px solid #1d3550;border-radius:14px;padding:18px 20px;margin:16px 0}
ul{padding-left:1.2em;margin:.4em 0}li{margin:.35em 0}
.grail{border-color:var(--gold)}
.grail b{color:var(--gold)}
button,.btn{display:block;width:100%;background:var(--gold);color:#07131F;border:0;border-radius:12px;padding:16px;font-size:1.2rem;font-weight:800;cursor:pointer;text-align:center;text-decoration:none}
button:hover,.btn:hover{filter:brightness(1.08)}
button[disabled]{opacity:.6;cursor:wait}
.fine{color:var(--mute);font-size:.85rem;margin-top:12px}
.err{color:#ffb4a8;margin-top:10px}
a{color:var(--gold)}