.price-button{position:relative;width:180px;height:180px;border-radius:50%;border:none;cursor:pointer;font-size:22px;font-weight:700;text-transform:uppercase;line-height:1.2;text-align:center;color:#fff;background:radial-gradient(circle at top,#ff9a9a 0,#ff3b3b 40%,#b30000 75%);box-shadow:inset 0 6px 8px rgba(255,255,255,0.45),inset 0 -10px 14px rgba(0,0,0,0.45),0 16px 26px rgba(0,0,0,0.5);transition:transform .1s ease,box-shadow .1s ease}.price-button.small{width:120px;height:120px;font-size:16px}.price-button.medium{width:160px;height:160px;font-size:20px}.price-button.large{width:200px;height:200px;font-size:24px}.price-button::before{content:"";position:absolute;inset:12px;border-radius:50%;background:linear-gradient(to bottom,rgba(255,255,255,0.45),rgba(255,255,255,0));pointer-events:none}.price-button::after{content:"";position:absolute;inset:-12px;border-radius:50%;background:linear-gradient(135deg,#f5f5f5 0,#cfcfcf 20%,#9a9a9a 45%,#fff 60%,#8a8a8a 80%,#e6e6e6 100%);box-shadow:inset 0 2px 4px rgba(255,255,255,0.8),inset 0 -4px 6px rgba(0,0,0,0.35),0 8px 16px rgba(0,0,0,0.45);z-index:-1}.price-button:hover{transform:translateY(-2px)}.price-button:active{transform:translateY(3px);box-shadow:inset 0 12px 18px rgba(0,0,0,0.55),0 8px 14px rgba(0,0,0,0.35)}