*{margin:0;padding:0;box-sizing:border-box}:root{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:#2e3440;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-text-size-adjust:100%}body{margin:0;min-width:320px;min-height:100vh;overflow-x:hidden}button{border:none;background:none;font-family:inherit;cursor:pointer}*{box-sizing:border-box;margin:0;padding:0}:root{--tiffany-blue: #81D4E7;--accent-green: #02f780;--dark-tiffany: #5FB3C7;--light-tiffany: #B3E5FC;--white: #ffffff;--text-dark: #2E3440;--shadow: rgba(138, 146, 148, .3)}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:linear-gradient(135deg,var(--tiffany-blue) 0%,var(--light-tiffany) 100%);min-height:100vh;color:var(--text-dark)}#root{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1rem}.app{width:100%;max-width:400px;margin:0 auto}.step{background:var(--white);border-radius:20px;padding:2rem;box-shadow:0 20px 40px var(--shadow);text-align:center;min-height:400px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:1.5rem}.step-fade-in{animation:stepFadeIn .5s ease-out forwards}.step-fade-out{animation:stepFadeOut .3s ease-in forwards}@keyframes stepFadeIn{0%{opacity:0;transform:translateY(30px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes stepFadeOut{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(-20px) scale(.98)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}@keyframes heartBeat{0%{transform:scale(1)}25%{transform:scale(1.3)}50%{transform:scale(1.1)}75%{transform:scale(1.25)}to{transform:scale(1)}}@keyframes slideInBounce{0%{transform:scale(.3) rotate(-10deg);opacity:0}50%{transform:scale(1.1) rotate(5deg);opacity:.8}to{transform:scale(1) rotate(0);opacity:1}}@keyframes shimmer{0%{opacity:0;transform:translate(-100%) translateY(-100%) rotate(45deg)}50%{opacity:1}to{opacity:0;transform:translate(100%) translateY(100%) rotate(45deg)}}@media (max-width: 480px){.step{padding:1.5rem;margin:.5rem .5rem 1rem;border-radius:15px}}@media (min-width: 768px){.app{max-width:500px}.step{padding:3rem}}.btn{padding:1rem 2rem;border:none;border-radius:25px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 8px 16px #0000001a;min-width:120px;position:relative;overflow:hidden;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}.btn:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#ffffff4d;transition:width .6s,height .6s;transform:translate(-50%,-50%)}.btn:active:before{width:300px;height:300px}.btn:active{transform:translateY(2px) scale(.95);box-shadow:0 3px 8px #0003;transition:all .1s ease}.btn.primary{background:var(--accent-green);color:var(--white)}.btn.primary:hover{background:#00e676;transform:translateY(-2px);box-shadow:0 12px 24px #02f78080}.btn.primary:active{transform:translateY(0) scale(.98);box-shadow:0 6px 12px #02f7804d}.btn.secondary{background:var(--white);color:var(--text-dark);border:2px solid var(--tiffany-blue)}.btn.secondary:hover{background:var(--light-tiffany);transform:translateY(-2px);box-shadow:0 12px 24px var(--shadow)}.btn.secondary:active{transform:translateY(0) scale(.98);box-shadow:0 6px 12px var(--shadow)}.buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}@media (max-width: 480px){.btn{padding:.8rem 1.5rem;font-size:1rem}}.envelope{position:relative;margin:2rem 0;cursor:pointer;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;transition:all .3s ease}.envelope:active{transform:scale(.95)}.envelope-body{width:120px;height:80px;background:var(--white);border:3px solid var(--tiffany-blue);border-radius:8px;position:relative;box-shadow:0 10px 20px var(--shadow);display:flex;align-items:center;justify-content:center;transition:all .3s ease}.envelope:hover .envelope-body{box-shadow:0 15px 30px var(--shadow);border-color:var(--accent-green)}.envelope-flap{width:0;height:0;border-left:60px solid transparent;border-right:60px solid transparent;border-bottom:50px solid var(--tiffany-blue);position:absolute;top:-47px;left:0;border-radius:8px 8px 0 0;z-index:111}.envelope-heart{font-size:2rem;animation:pulse 1.5s ease-in-out infinite}.question{font-size:1.2rem;color:var(--text-dark);margin:1rem 0;font-weight:500}.excuse-step{background:linear-gradient(135deg,#fff0f0 0%,var(--white) 100%)}.excuse-image{width:200px;height:200px;margin:1rem 0;background:var(--light-tiffany);border-radius:20px;display:flex;align-items:center;justify-content:center;border:3px solid var(--tiffany-blue);transition:all .3s ease;position:relative;overflow:hidden;cursor:pointer;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}.excuse-image:hover{transform:scale(1.05);box-shadow:0 15px 30px var(--shadow);border-color:var(--accent-green)}.excuse-image:active{transform:scale(1.02);box-shadow:0 8px 16px var(--shadow)}.excuse-image:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:linear-gradient(45deg,transparent,rgba(255,255,255,.3),transparent);transform:rotate(45deg);transition:all .6s ease;opacity:0}.excuse-image:hover:before{animation:shimmer 1.5s ease-in-out}.excuse-img{max-width:100%;max-height:100%;border-radius:15px;transition:all .4s ease;animation:slideInBounce .6s ease-out}.excuse-img:hover{transform:scale(1.1) rotate(2deg);filter:brightness(1.1) saturate(1.2)}.excuse-text{font-size:1.3rem;color:var(--text-dark);font-weight:500}.loading-screen{position:fixed;top:0;left:0;width:100vw;height:100vh;background:linear-gradient(135deg,var(--tiffany-blue) 0%,var(--light-tiffany) 100%);display:flex;align-items:center;justify-content:center;z-index:1000;transition:opacity .8s ease-out,transform .8s ease-out}.loading-screen.fade-out{opacity:0;transform:scale(1.1)}.loading-container{text-align:center;position:relative}.love-letter{position:relative;margin-bottom:2rem;animation:letterFloat 3s ease-in-out infinite}.letter-paper{width:220px;height:280px;background:var(--white);border-radius:5px;box-shadow:0 20px 40px #0003;position:relative;z-index:2;margin:0 auto 20px;animation:paperSlide 2s ease-out,letterFlyUp .8s ease-in 2.5s forwards;padding:20px;border:1px solid #e0e0e0;overflow:hidden}.letter-paper:before{content:"";position:absolute;top:0;left:40px;right:20px;height:100%;background-image:linear-gradient(to right,#ff69b4 0%,#ff69b4 1px,transparent 1px),repeating-linear-gradient(transparent,transparent 24px,#e8f4f8 24px,#e8f4f8 26px);z-index:1}.letter-paper:after{content:"";position:absolute;top:0;left:0;width:3px;height:100%;background:#ff69b4;border-radius:0 0 0 5px}.letter-content{position:relative;z-index:2;text-align:left;height:100%;display:flex;flex-direction:column;justify-content:flex-start;padding-left:25px;font-family:Courier New,monospace}.letter-header{text-align:right;font-size:.8rem;color:var(--text-dark);margin-bottom:20px;opacity:.7}.letter-greeting{font-size:.9rem;color:var(--text-dark);margin-bottom:15px;font-weight:600}.letter-body{font-size:.8rem;line-height:1.4;color:var(--text-dark);margin-bottom:20px;flex-grow:1}.letter-signature{text-align:right;font-size:.9rem;color:var(--text-dark);font-style:italic}.letter-envelope{position:relative;width:280px;height:180px;margin:0 auto;animation:envelopeSlide 2s ease-out .5s both}.envelope-back{position:absolute;width:100%;height:100%;background:linear-gradient(135deg,#fefefe,#f8f9fa);border:2px solid var(--tiffany-blue);border-radius:3px;box-shadow:0 15px 30px #00000026,inset 0 1px #fffc,inset 0 -1px #0000000d;z-index:1}.envelope-front{position:absolute;top:0;left:0;width:100%;height:100%;background:var(--white);clip-path:polygon(0 0,50% 60%,100% 0);z-index:3;transition:all .8s ease-out;animation:envelopeFlapClose 1s ease-out 2.8s forwards;border:2px solid var(--tiffany-blue)}.envelope-front:after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:#0000009a;clip-path:polygon(0 0,50% 60%,100% 0);z-index:2;transform:translateY(5px) translate(-10px);filter:blur(5px)}.envelope-front:before{content:"";position:absolute;top:-3px;left:-3px;width:100%;height:100%;background:var(--white);clip-path:polygon(0 0,50% 60%,100% 0);z-index:3;border:2px solid rgba(129,212,231,.3)}.envelope-seal{position:absolute;top:35%;left:50%;transform:translate(-50%,-50%);font-size:2rem;z-index:3;animation:sealGlow 2s ease-in-out infinite;text-shadow:0 2px 4px rgba(0,0,0,.2)}.floating-hearts{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none}.floating-hearts span{position:absolute;font-size:1.5rem;animation:floatUp 3s ease-out infinite;opacity:0}.floating-hearts span:nth-child(1){left:10%;animation-delay:0s}.floating-hearts span:nth-child(2){left:20%;animation-delay:.5s}.floating-hearts span:nth-child(3){left:80%;animation-delay:1s}.floating-hearts span:nth-child(4){left:90%;animation-delay:1.5s}.floating-hearts span:nth-child(5){left:50%;animation-delay:2s}@keyframes letterFloat{0%,to{transform:translateY(0) rotate(0)}33%{transform:translateY(-10px) rotate(1deg)}66%{transform:translateY(-5px) rotate(-1deg)}}@keyframes letterFlyUp{0%{transform:translateY(0) scale(1) rotate(0);opacity:1}50%{transform:translateY(-150px) scale(.7) rotate(-10deg);opacity:.8}to{transform:translateY(-300px) scale(.3) rotate(-20deg);opacity:0}}@keyframes paperSlide{0%{transform:translateY(-100px) scale(.8) rotate(-5deg);opacity:0}50%{transform:translateY(10px) scale(1.05) rotate(2deg);opacity:.8}to{transform:translateY(0) scale(1) rotate(0);opacity:1}}@keyframes envelopeSlide{0%{transform:translateY(100px) scale(.8);opacity:0}50%{transform:translateY(-10px) scale(1.05);opacity:.8}to{transform:translateY(0) scale(1);opacity:1}}@keyframes envelopeFlapClose{0%{clip-path:polygon(0 0,50% 60%,100% 0);background:var(--white);border-color:var(--tiffany-blue);box-shadow:0 15px 50px #000000b3,0 10px 30px #0009,0 5px 15px #00000080,inset 0 -2px 5px #0000001a;filter:drop-shadow(0 8px 20px rgba(0,0,0,.4))}50%{clip-path:polygon(0 0,50% 40%,100% 0);background:#f8f9fa;border-color:var(--dark-tiffany);box-shadow:0 20px 60px #000c,0 15px 40px #000000b3,0 8px 20px #0009,inset 0 -3px 8px #00000026;filter:drop-shadow(0 12px 30px rgba(0,0,0,.5))}to{clip-path:polygon(0 0,50% 30%,100% 0);background:#f0f0f0;border-color:var(--dark-tiffany);box-shadow:0 25px 70px #000000e6,0 20px 50px #000c,0 10px 25px #000000b3,inset 0 -4px 10px #0003;filter:drop-shadow(0 15px 40px rgba(0,0,0,.6))}}@keyframes sealGlow{0%,to{transform:translate(-50%,-50%) scale(1);filter:brightness(1)}50%{transform:translate(-50%,-50%) scale(1.1);filter:brightness(1.3)}}@keyframes floatUp{0%{transform:translateY(100px);opacity:0}25%{opacity:1}75%{opacity:1}to{transform:translateY(-100px) rotate(360deg);opacity:0}}.message-step{min-height:500px;padding:2.5rem}.message-container{text-align:left;width:100%}.message-title{font-size:1.8rem;color:var(--tiffany-blue);text-align:center;margin-bottom:2rem;font-weight:700}.tiffany-image-container{display:flex;justify-content:center;margin-bottom:2rem}.tiffany-img{width:300px;height:300px;object-fit:cover;object-position:center top;transform:scale(1);border-radius:50%;transition:all .4s ease;animation:slideInBounce .8s ease-out;cursor:pointer;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}.tiffany-img:hover{transform:scale(1.05)}.tiffany-img:active{transform:scale(1.02)}.message-content{background:#f8fcff;padding:1.5rem;border-radius:15px;border-left:4px solid var(--accent-green);line-height:1.6}.message-content p{margin-bottom:1rem;color:var(--text-dark)}.signature{text-align:right;font-style:italic;color:var(--dark-tiffany);font-weight:600;margin-top:1.5rem;padding-top:1rem}@media (max-width: 480px){.message-step{padding:1.5rem;margin-bottom:2rem}.message-title{font-size:1.5rem}}.preparing-step{text-align:center;min-height:400px;display:flex;align-items:center;justify-content:center}.preparing-container{width:100%;max-width:400px}.preparing-hearts{display:flex;justify-content:center;gap:1rem;margin-bottom:2rem}.heart{font-size:2rem;animation:heartPulse 1.5s ease-in-out infinite}.heart-1{animation-delay:0s}.heart-2{animation-delay:.3s}.heart-3{animation-delay:.6s}@keyframes heartPulse{0%,to{transform:scale(1);opacity:.7}50%{transform:scale(1.3);opacity:1}}.preparing-title{font-size:1.8rem;color:var(--tiffany-blue);margin-bottom:2rem;font-weight:600}.progress-container{margin-bottom:1.5rem}.progress-bar{width:100%;height:12px;background:#81d4e733;border-radius:20px;overflow:hidden;margin-bottom:.5rem;position:relative}.progress-fill{height:100%;background:linear-gradient(90deg,var(--tiffany-blue),var(--accent-green));border-radius:20px;transition:width .1s ease-out;position:relative}.progress-fill:after{content:"";position:absolute;inset:0;background:linear-gradient(45deg,transparent 30%,rgba(255,255,255,.3) 50%,transparent 70%);animation:progressShine 2s ease-in-out infinite}@keyframes progressShine{0%{transform:translate(-100%)}to{transform:translate(100%)}}.progress-text{font-size:1rem;color:var(--text-dark);font-weight:600}.preparing-subtitle{font-size:1.1rem;color:var(--text-dark);opacity:.8;font-style:italic}@media (max-width: 480px){.preparing-title{font-size:1.5rem}.preparing-hearts{gap:.5rem}.heart{font-size:1.5rem}}.slideshow-container{position:fixed;top:0;left:0;width:100vw;height:100vh;background:linear-gradient(135deg,var(--tiffany-blue) 0%,var(--light-tiffany) 100%);display:flex;align-items:center;justify-content:center;z-index:1000;perspective:1000px}.slide{text-align:center;display:flex;flex-direction:column;align-items:center;gap:2rem;position:relative}.slide-hidden{opacity:0;transform:translateY(100px) rotateX(-15deg) scale(.8)}.slide-visible{opacity:1;transform:translateY(0) rotateX(0) scale(1);animation:cardFlipAndSlide 3s ease-in-out forwards}@keyframes cardFlipAndSlide{0%{opacity:0;transform:translateY(100px) rotateX(-90deg) scale(.8)}20%{opacity:1;transform:translateY(0) rotateX(0) scale(1)}70%{opacity:1;transform:translateY(0) rotateX(0) scale(1)}to{opacity:0;transform:translateY(-150px) rotateX(15deg) scale(.9)}}.slide-image-container{position:relative;border-radius:15px;overflow:hidden;background:var(--white);transition:all .6s cubic-bezier(.4,0,.2,1);transform-style:preserve-3d}.slide-image-container:before{content:"";position:absolute;inset:-10px;background:var(--white);border-radius:20px;z-index:-1}.slide-image-container:after{content:"";position:absolute;inset:-20px;background:var(--light-tiffany);border-radius:25px;z-index:-2;opacity:.3}.slide-image{width:300px;height:400px;object-fit:cover;border-radius:12px;display:block;filter:brightness(1.02) contrast(1.05)}.slide-message{font-size:1.4rem;color:var(--text-dark);font-weight:600;max-width:400px;padding:1.2rem 2rem;background:var(--white);border-radius:15px;position:relative}.slide-message:before{content:"";position:absolute;top:-15px;left:50%;transform:translate(-50%);width:0;height:0;border-left:15px solid transparent;border-right:15px solid transparent;border-bottom:15px solid var(--white)}.slide-message:after{content:"";position:absolute;top:-12px;left:50%;transform:translate(-50%);width:0;height:0;border-left:12px solid transparent;border-right:12px solid transparent;border-bottom:12px solid var(--white)}@media (max-width: 480px){.slide{gap:1.5rem;padding:0 1rem}.slide-image{width:260px;height:350px}.slide-message{font-size:1.2rem;max-width:300px;padding:1rem 1.5rem}}.instagram-post{background:var(--white);border-radius:15px;max-width:400px;width:90%;box-shadow:0 20px 40px #00000026;overflow:hidden;transition:all .6s cubic-bezier(.4,0,.2,1)}.post-header{display:flex;align-items:center;justify-content:space-between;padding:15px;border-bottom:1px solid #f0f0f0}.user-info{display:flex;align-items:center;gap:12px}.profile-pic{width:40px;height:40px;border-radius:50%;overflow:hidden;border:2px solid var(--tiffany-blue);display:flex;align-items:center;justify-content:center;background:var(--light-tiffany);font-weight:700;color:var(--text-dark)}.profile-image{width:100%;height:100%;object-fit:cover}.user-details{display:flex;flex-direction:column;justify-content:center}.username{font-weight:600;font-size:14px;color:var(--text-dark)}.location{font-size:12px;color:#666}.post-image-container{position:relative;width:100%;aspect-ratio:1;overflow:hidden}.post-image{width:100%;height:100%;object-fit:cover;display:block}.post-actions{display:flex;align-items:center;justify-content:space-between;padding:15px}.action-buttons{display:flex;gap:15px}.action-btn{background:none;border:none;font-size:24px;cursor:pointer;padding:0;transition:transform .2s ease;display:flex;align-items:center;justify-content:center;color:var(--text-dark)}.action-btn:active{transform:scale(.9)}.like-btn.liked{animation:likeAnimation .6s ease}.like-btn.liked svg{color:#ed4956}.save-btn{background:none;border:none;font-size:24px;cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center;color:var(--text-dark)}.more-options{font-size:20px;color:var(--text-dark);cursor:pointer;display:flex;align-items:center;justify-content:center}.likes-count{padding:0 15px 8px;font-size:14px;color:var(--text-dark)}.post-caption{padding:0 15px 8px;font-size:16px;line-height:1.4}.post-caption .username{font-weight:600;margin-right:8px;font-size:14px}.comments-preview{padding:0 15px 8px;font-size:14px}.view-comments{color:#666;margin-bottom:4px;display:block}.comment{margin-top:4px}.commenter{font-weight:600;margin-right:8px;font-size:14px}.comment-text{color:var(--text-dark)}.post-time{padding:0 15px 15px;font-size:12px;color:#666;text-transform:uppercase}@keyframes likeAnimation{0%{transform:scale(1)}50%{transform:scale(1.3)}to{transform:scale(1)}}@media (max-width: 480px){.instagram-post{width:95%;max-width:350px}.profile-pic{width:35px;height:35px}.username{font-size:13px}.location{font-size:11px}}.welcome-step{background:linear-gradient(135deg,var(--white) 0%,#f8fcff 100%)}.hearts{font-size:2rem;animation:float 2s ease-in-out infinite;cursor:pointer;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;transition:all .3s ease}.hearts:active{animation:heartBeat .6s ease-in-out;transform:scale(1.2)}.title{font-size:2rem;font-weight:700;color:var(--tiffany-blue);margin:0;text-shadow:2px 2px 4px var(--shadow)}.subtitle{font-size:1.1rem;color:var(--text-dark);opacity:.8;margin:0}@media (max-width: 480px){.title{font-size:1.7rem}}