.ref-banner{position:relative;overflow:hidden;border-radius:24px;padding:2.25rem 2.5rem;margin-top:1.5rem;background:radial-gradient(ellipse 80% 60% at 10% 50%,rgba(251,146,60,.55) 0,transparent 60%),radial-gradient(ellipse 60% 80% at 90% 20%,rgba(232,121,249,.5) 0,transparent 55%),radial-gradient(ellipse 70% 70% at 60% 90%,rgba(99,102,241,.45) 0,transparent 60%),#1c1033;box-shadow:0 0 0 1px rgba(255,255,255,.06)}.ref-banner:before{inset:0;border-radius:inherit;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23g)' opacity='0.07'/%3E%3C/svg%3E");pointer-events:none}.ref-banner:after,.ref-banner:before{content:"";position:absolute;z-index:0}.ref-banner:after{top:0;left:8%;right:8%;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent)}.ref-banner__particles{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:1}.ref-banner__particle{position:absolute;top:-3rem;font-size:1rem;font-weight:800;opacity:0;color:rgba(255,255,255,.2);animation:ref-fall linear infinite;left:calc(var(--i) * 8.5% + 1%);animation-duration:calc(7s + var(--i) * .45s);animation-delay:calc(var(--i) * -1s)}.ref-banner__particle:nth-child(3n+1){font-size:1.5rem;color:rgba(255,255,255,.13)}@keyframes ref-fall{0%{transform:translateY(0) rotate(-12deg) scale(.8);opacity:0}7%{opacity:1}88%{opacity:.7}to{transform:translateY(200px) rotate(20deg) scale(1.1);opacity:0}}.ref-banner__body{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap}.ref-banner__left{display:flex;flex-direction:column;gap:1.1rem;flex:1;min-width:0}.ref-banner__title{color:#fff;font-weight:800;font-size:1.4rem;line-height:1.2;letter-spacing:-.025em}.ref-banner__perks{display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap}.ref-banner__perk{display:flex;align-items:center;gap:.5rem}.ref-banner__perk-val{font-size:2.2rem;font-weight:900;line-height:1;letter-spacing:-.04em;color:#fff;text-shadow:0 0 24px rgba(251,191,36,.6),0 0 8px rgba(255,255,255,.3);flex-shrink:0}.ref-banner__perk-label{color:rgba(255,255,255,.6);font-size:.82rem;font-weight:500;line-height:1.35}.ref-banner__perk-divider{width:1px;height:2.5rem;background:rgba(255,255,255,.15);flex-shrink:0}.ref-banner__btn{display:inline-flex;align-items:center;gap:.5rem;padding:.85rem 1.75rem;border-radius:14px;font-weight:700;font-size:.9rem;text-decoration:none;white-space:nowrap;flex-shrink:0;letter-spacing:-.01em;transition:transform .15s,box-shadow .15s;background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.2);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:inset 0 1px 0 rgba(255,255,255,.15),0 4px 16px rgba(0,0,0,.25)}.ref-banner__btn:hover{background:rgba(255,255,255,.2);transform:translateY(-2px);box-shadow:inset 0 1px 0 rgba(255,255,255,.2),0 8px 24px rgba(0,0,0,.35)}.ref-banner--sidebar{padding:1.5rem 1.25rem;border-radius:18px;margin-top:1rem}.ref-banner--sidebar .ref-banner__body{flex-direction:column;align-items:stretch;gap:1rem}.ref-banner--sidebar .ref-banner__title{font-size:1.05rem}.ref-banner--sidebar .ref-banner__perk-val{font-size:1.7rem}.ref-banner--sidebar .ref-banner__perks{gap:1rem}.ref-banner--sidebar .ref-banner__btn{width:100%;justify-content:center;padding:.75rem 1rem}@media (max-width:640px){.ref-banner{padding:1.5rem 1.25rem;border-radius:20px;margin-top:1rem}.ref-banner__title{font-size:1.1rem}.ref-banner__perk-val{font-size:1.75rem}.ref-banner__body{flex-direction:column;align-items:stretch;gap:1.25rem}.ref-banner__btn{width:100%;justify-content:center}}