.referrals-shell .referral-code-card{box-shadow:var(--theme-shadow-lg)}.referrals-shell .referral-code-card:before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;background:linear-gradient(135deg,rgba(56,189,248,.22),hsla(0,0%,100%,.08),var(--theme-border));-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;opacity:.65;animation:referral-border-shimmer 6s ease-in-out infinite}@keyframes referral-border-shimmer{0%,to{opacity:.45}50%{opacity:.75}}.referrals-shell .referral-volume-slider::-webkit-slider-thumb{-webkit-appearance:none;height:18px;width:18px;border-radius:50%;background:linear-gradient(180deg,var(--theme-primary),var(--brand-secondary));border:2px solid var(--theme-card);box-shadow:0 4px 12px rgba(94,166,119,.24);cursor:pointer}.referrals-shell .referral-tier-card{transition:box-shadow .35s ease,border-color .35s ease,transform .35s ease}.referrals-shell .referral-tier-progress-fill{box-shadow:0 0 16px rgba(56,189,248,.12)}.referrals-shell .referral-volume-slider::-moz-range-thumb{height:18px;width:18px;border-radius:50%;background:linear-gradient(180deg,var(--theme-primary),var(--brand-secondary));border:2px solid var(--theme-card);cursor:pointer}