@import"https://fonts.googleapis.com/css2?family=Playfair+Display:wght@500;600;700&family=Quicksand:wght@400;600&display=swap";:root{--font-title: "Playfair Display", serif;--font-ui: "Quicksand", sans-serif;--color-ink: #4a1b2c;--color-muted: #7d4656;background-color:#fff5f7;color:var(--color-ink);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:var(--font-ui);background-color:#fff5f7}#root{min-height:100vh}button{font-family:inherit;border:none;background:none;cursor:pointer;-webkit-tap-highlight-color:transparent}button:focus-visible{outline:2px solid rgba(227,110,135,.7);outline-offset:2px}.app{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.5rem;padding:2.5rem 1.25rem 3rem;position:relative;overflow:hidden}.backdrop{position:absolute;inset:0;background:radial-gradient(circle at 20% 20%,rgba(255,220,227,.9),transparent 55%),radial-gradient(circle at 80% 10%,rgba(255,200,215,.8),transparent 45%),radial-gradient(circle at 50% 90%,rgba(255,215,230,.75),transparent 55%),linear-gradient(180deg,#fff1f5,#ffe6ee,#fff5f7);z-index:0}.hero{text-align:center;max-width:360px;z-index:1}.eyebrow{font-size:.85rem;text-transform:uppercase;letter-spacing:.2em;color:var(--color-muted);margin:0 0 .5rem}.hero h1{font-family:var(--font-title);font-size:1.8rem;margin:0 0 .75rem;color:var(--color-ink)}.hint{margin:0;font-size:.95rem;color:var(--color-muted)}.scene{position:relative;z-index:1;perspective:1000px}.envelope{position:relative;width:min(88vw,340px);aspect-ratio:3 / 2;touch-action:manipulation;cursor:pointer;transform-style:preserve-3d;transition:transform .4s ease}.envelope.is-open{cursor:default;transform:translateY(4px)}.envelope__shadow{position:absolute;inset:10% 6% -6%;background:#d67a9440;filter:blur(18px);border-radius:30px;z-index:0}.envelope__back{position:absolute;inset:0;background:linear-gradient(145deg,#f5b9c4,#f3a8b4 60%,#f6c3cc);border-radius:18px;z-index:1;box-shadow:0 20px 40px #86374d40}.envelope__paper{position:absolute;left:7%;right:7%;top:10%;height:420px;background:#fff9f8;border-radius:16px;padding:1.25rem 1.1rem 2rem;box-shadow:0 12px 30px #7a374633;transform:translateY(45%);opacity:0;transition:transform .7s ease,opacity .4s ease;z-index:2;overflow:hidden}.envelope.is-open .envelope__paper{transform:translateY(-58%);opacity:1}.envelope__front{position:absolute;inset:0;background:linear-gradient(135deg,#f7c3cd,#f2a2b1 70%);border-radius:18px;clip-path:polygon(0 18%,50% 58%,100% 18%,100% 100%,0 100%);z-index:3}.envelope__flap{position:absolute;inset:0 0 auto;height:60%;background:linear-gradient(135deg,#f2a4b3,#f6c6cf);clip-path:polygon(0 0,100% 0,50% 70%);transform-origin:top center;transform:rotateX(0);transition:transform .7s ease;z-index:4;backface-visibility:hidden}.envelope.is-open .envelope__flap{transform:rotateX(180deg)}.letter{font-size:.86rem;line-height:1.4;color:#5b2738}.letter__greeting{font-family:var(--font-title);font-size:1rem;margin:0 0 .4rem}.letter__question{font-family:var(--font-title);font-size:1.1rem;margin:.8rem 0 .9rem;color:#8d2f46}.choices{display:flex;gap:.7rem;justify-content:center;align-items:center;margin-bottom:.6rem;--yes-scale: 1}.choice{position:relative;border-radius:999px;padding:.55rem 1.1rem .55rem 2.4rem;font-size:.9rem;font-weight:600;color:#7a2b3f;border:2px solid #f1a2b4;background:#fff0f4;box-shadow:0 8px 16px #963c561f;transition:transform .25s ease,box-shadow .3s ease}.choice:before{content:"";position:absolute;left:.75rem;top:50%;width:1rem;height:1rem;border-radius:.3rem;border:2px solid #e28ea2;background:#fff;transform:translateY(-50%)}.choice--yes{background:#ffe3ea;border-color:#f2859b;transform:scale(var(--yes-scale));z-index:2}.choice--yes.is-selected:before{background:#f48aa2;border-color:#f0708a}.choice--yes.is-selected:after{content:"";position:absolute;left:1.05rem;top:50%;width:.45rem;height:.25rem;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:translateY(-65%) rotate(-45deg)}.choice--no{background:#f8f2f4;border-color:#e7b8c4;color:#9a5a68}.choice--no:active{transform:scale(.98)}.letter__final{font-size:.82rem;color:#a13b57;margin:.4rem 0 0}.hearts{position:absolute;inset:0;pointer-events:none;z-index:1;opacity:0;transition:opacity .4s ease}.hearts.show{opacity:1}.hearts span{position:absolute;width:16px;height:16px;background:#f57b95;transform:rotate(45deg);border-radius:4px;opacity:0}.hearts span:before,.hearts span:after{content:"";position:absolute;width:16px;height:16px;background:inherit;border-radius:50%}.hearts span:before{top:-8px;left:0}.hearts span:after{left:-8px;top:0}.hearts.show span{opacity:.8;animation:float 3s ease-in-out infinite}.hearts.show span:nth-child(1){left:20%;bottom:25%;animation-delay:.1s}.hearts.show span:nth-child(2){left:65%;bottom:30%;animation-delay:.5s}.hearts.show span:nth-child(3){left:35%;bottom:15%;animation-delay:.9s}.hearts.show span:nth-child(4){left:75%;bottom:10%;animation-delay:1.2s}.hearts.show span:nth-child(5){left:50%;bottom:35%;animation-delay:1.6s}.hearts.show span:nth-child(6){left:10%;bottom:5%;animation-delay:2s}@keyframes float{0%{transform:translateY(0) rotate(45deg) scale(.9)}50%{transform:translateY(-30px) rotate(45deg) scale(1.1)}to{transform:translateY(0) rotate(45deg) scale(.95)}}@media(max-width:420px){.hero h1{font-size:1.6rem}.envelope__paper{padding:1.1rem .95rem 1.8rem}.letter{font-size:.82rem}}@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}