vertical check valve | بنیاداستیل

/* WhatsApp Bubble */ .whatsapp-bubble { position: fixed; bottom: 35px; right: 30px; background: #000; color: #FFD400; padding: 20px 22px 18px; border-radius: 16px; font-size: 17px; font-weight: 700; line-height: 1.7; box-shadow: 0 18px 40px rgba(0,0,0,0.6); z-index: 99999; max-width: 320px; opacity: 0; transform: translateY(50px) scale(0.9); animation: bubbleIn 0.9s cubic-bezier(0.25, 1, 0.5, 1) forwards; } /* دکمه ضربدر */ .whatsapp-bubble .close-btn { position: absolute; top: 8px; left: 10px; font-size: 18px; color: #FFD400; cursor: pointer; opacity: 0.8; } .whatsapp-bubble .close-btn:hover { opacity: 1; } /* ناحیه کلیک واتساپ */ .whatsapp-bubble .content { cursor: pointer; } /* فلش پایین */ .whatsapp-bubble::after { content: ""; position: absolute; bottom: -12px; right: 25px; border-width: 12px 12px 0; border-style: solid; border-color: #000 transparent transparent transparent; } /* افکت پالس ملایم */ .whatsapp-bubble::before { content: ""; position: absolute; inset: 0; border-radius: 16px; background: rgba(255, 212, 0, 0.15); animation: pulse 2.8s infinite; z-index: -1; } /* انیمیشن ورود */ @keyframes bubbleIn { from { opacity: 0; transform: translateY(60px) scale(0.85); } to { opacity: 1; transform: translateY(0) scale(1); } } /* پالس */ @keyframes pulse { from { transform: scale(1); opacity: 0.6; } to { transform: scale(1.18); opacity: 0; } } /* موبایل */ @media (max-width: 768px) { .whatsapp-bubble { font-size: 16px; bottom: 20px; right: 15px; } }