.opening-effect-art_deco_envelope{z-index:9999;cursor:pointer;background:radial-gradient(circle,#1a3a34 0%,#0a1f1c 100%);flex-direction:column;justify-content:center;align-items:center;transition:opacity 1s,transform 1.2s cubic-bezier(.7,0,.3,1);display:flex;position:fixed;inset:0;overflow:hidden}.opening-effect-art_deco_envelope.hidden,.opening-effect-art_deco_envelope.fade-out{opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-100%)}.opening-effect-art_deco_envelope .envelope-wrapper{flex-direction:column;justify-content:center;align-items:center;width:100%;max-width:450px;height:350px;display:flex;position:relative}.opening-effect-art_deco_envelope .envelope{background:#0a1f1c;border:2px solid #d4af37;width:320px;height:220px;transition:transform .3s;position:relative;box-shadow:0 30px 60px #00000080}.opening-effect-art_deco_envelope .envelope:hover{transform:scale(1.02)}.opening-effect-art_deco_envelope .envelope:before{content:"";z-index:2;transform-origin:top;border-top:108px solid #d4af37;border-left:158px solid #0000;border-right:158px solid #0000;width:0;height:0;transition:transform .6s;position:absolute;top:0;left:0}.opening-effect-art_deco_envelope.opening .envelope:before{z-index:0;transform:rotateX(180deg)}.opening-effect-art_deco_envelope .monogram{color:#d4af37;z-index:3;background:#0a1f1c;border:2px solid #d4af37;border-radius:50%;justify-content:center;align-items:center;width:70px;height:70px;font-family:Alex Brush,cursive;font-size:1.8rem;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 0 15px #d4af374d}.opening-effect-art_deco_envelope .envelope-hint{color:#d4af37;text-transform:uppercase;letter-spacing:4px;text-align:center;margin-top:40px;font-size:.9rem;font-weight:600;animation:2s infinite adPulseHint}@keyframes adPulseHint{0%,to{opacity:.6}50%{opacity:1}}@media (width<=576px){.opening-effect-art_deco_envelope .envelope-wrapper{max-width:90%}}