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translateY(var(--invite-out-y))}34%{opacity:1;z-index:18;transform:translate3d(-50%, -50%, 0) translateY(var(--invite-out-y))}48%{opacity:1;z-index:18;transform:translate3d(-50%, -50%, 0) translateY(var(--invite-center-y))}96%{opacity:1;z-index:18;transform:translate3d(-50%, -50%, 0) translateY(var(--invite-center-y))}to{opacity:0;z-index:18;transform:translate3d(-50%, -50%, 0) translateY(var(--invite-center-y))}}@keyframes envelopeInviteScale{0%{transform:scale(var(--invite-start-scale))}6%{transform:scale(var(--invite-start-scale))}26%{transform:scale(var(--invite-out-scale))}34%{transform:scale(.76)}48%{transform:scale(var(--invite-center-scale))}72%{transform:scale(var(--invite-full-scale))}to{transform:scale(var(--invite-final-scale))}}@keyframes envelopeMoveBack{0%{opacity:1;transform:translate(0,0)scale(1)}to{opacity:0;transform:translateY(42px)scale(.86)}}@keyframes envelopeSealOut{to{opacity:0;transform:translate(-50%,-50%)scale(.74)}}@keyframes envelopeInsideGlow{to{opacity:1}}@keyframes envelopeGlow{0%,to{opacity:.66;transform:scale(.94)}50%{opacity:1;transform:scale(1.08)}}@keyframes envelopeSparkle{0%,to{opacity:0;transform:translateY(8px)scale(.86)}40%,62%{opacity:1;transform:translateY(0)scale(1)}}@keyframes envelopeIntroExit{to{opacity:0;visibility:hidden;pointer-events:none}}@media (width<=480px){.envelope-intro{--invite-track-width:46vw;--invite-out-y:-84px;--invite-center-y:-24px;--invite-start-scale:.34;--invite-out-scale:.64;--invite-center-scale:1.15;--invite-full-scale:2;--invite-final-scale:2}.envelope-stage{width:88vw;margin-top:-18px}.envelope-seal{width:138px;height:128px;font-size:16px;top:55%;left:52%;transform:translate(-50%,-50%)}.envelope-seal span{letter-spacing:.03em;place-items:center;font-size:19px;display:grid;inset:0;transform:translate(-7px,-2px)}}.envelope-intro.envelope-waiting{cursor:pointer;animation:none!important}.envelope-intro.envelope-waiting 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.envelope-seal{opacity:1;transform:translate(-50%,-50%)scale(1)}.envelope-tap-hint{left:50%;bottom:max(34px, env(safe-area-inset-bottom));z-index:30;color:#f3dfca;letter-spacing:.03em;text-align:center;white-space:nowrap;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#fff8ee1f;border:1px solid #e7d0b252;border-radius:999px;padding:11px 18px;font-size:14px;font-weight:700;animation:1.6s ease-in-out infinite tapHintPulse;position:absolute;transform:translate(-50%)}@keyframes tapHintPulse{0%,to{opacity:.72;transform:translate(-50%)translateY(0)}50%{opacity:1;transform:translate(-50%)translateY(-3px)}}.envelope-intro.envelope-started .envelope-tap-hint{display:none}@media (prefers-reduced-motion:reduce){.envelope-intro{animation-duration:.28s;animation-delay:.7s}.envelope-stage,.envelope-flap,.envelope-invite-track,.envelope-invite-sheet,.envelope-seal,.envelope-light,.envelope-inner-glow,.envelope-sparkle,.envelope-back-layer,.envelope-front-layer{animation-duration:1ms;animation-delay:0s}}