:root{
  --se-black:#000; --se-white:#fff; --se-gold:#D4AF37;
}
.se-bg-black{background:#000;}
.se-text-gold{color:var(--se-gold);}
.se-border-gold{border-color:var(--se-gold);}
.se-btn-gold{background:var(--se-gold);color:#000;border-radius:1rem;padding:.75rem 1.25rem;font-weight:700;}
.se-btn-gold:hover{filter:brightness(1.08);}
.se-card{border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.04);border-radius:1.5rem;}
.se-ring-gold{border:1px solid rgba(212,175,55,.6);border-radius:9999px;}