:root{--bg:#FFE9D6;--cream:#FFF8F0;--brown:#4A2C2A;--orange:#FF7A2F;--pink:#FF5C93;--green:#06C167}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Segoe UI",Calibri,system-ui,sans-serif;background:var(--bg);color:var(--brown);line-height:1.5}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{line-height:1.1;margin:0 0 .6rem}
h2{font-size:clamp(1.8rem,5vw,2.6rem)}
.eyebrow{margin:0;font-weight:700;letter-spacing:.3em;text-transform:uppercase;color:var(--pink)}
.eyebrow.claro{color:#FFC83D}
.btn{display:inline-block;border:0;border-radius:999px;background:var(--orange);color:#fff;font:inherit;font-weight:700;padding:.8rem 1.6rem;cursor:pointer;text-decoration:none;transition:transform .15s,translate .2s}
.btn:hover{transform:translateY(-2px)}
.btn:focus-visible,input:focus-visible{outline:3px solid #FFC83D;outline-offset:2px}
.btn.peq{padding:.5rem 1.1rem;font-size:.9rem;background:var(--green)}
.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:2rem;align-items:center;min-height:92vh;padding:4rem 6vw}
.hero h1{font-size:clamp(2.6rem,8vw,4.6rem);margin:.3rem 0 1rem}
.feliz{font-size:clamp(1.6rem,4vw,2.2rem);font-weight:800;color:var(--orange);margin:0 0 .5rem}
.hero-art{position:relative;width:100%;max-width:460px;aspect-ratio:1;margin:auto}
.hero-art::before{content:"";position:absolute;inset:0;border-radius:50%;background:rgba(255,122,47,.3)}
@keyframes bob{50%{transform:translateY(-12px)}}
.nota{font-style:italic;color:#8A6A60}
.regalo{padding:4.5rem 6vw;background:var(--brown);color:#fff;text-align:center}
.candado{max-width:540px;margin:2rem auto 0;padding:1.5rem;background:#fff;color:var(--brown);border-radius:20px}
.candado label{display:block;font-weight:700;margin-bottom:.8rem}
.fila{display:flex;gap:.6rem;flex-wrap:wrap}
input{flex:1 1 180px;padding:.8rem 1rem;border:2px solid #E5D3C5;border-radius:12px;font:inherit;text-transform:uppercase}
#mensaje{min-height:1.5rem;margin:.8rem 0 0;font-weight:600;color:#D62F5E}
#mensaje.ok{color:var(--green)}
.boleto{display:flex;max-width:640px;margin:2rem auto;background:#fff;color:var(--brown);border-radius:20px;overflow:hidden;text-align:left;animation:sube .5s ease}
@keyframes sube{from{opacity:0;transform:translateY(20px)}}
.talon{display:grid;place-items:center;padding:1.5rem;background:var(--green);color:#fff;font-size:1.5rem;font-weight:800;text-align:center}
.cuerpo{padding:1.5rem;display:grid;gap:.5rem;justify-items:start;min-width:0}
.cuerpo small{font-weight:700;color:#777}
.cuerpo strong{font-size:clamp(1.3rem,5vw,2rem);color:var(--green);letter-spacing:.05em;word-break:break-all}
.pasos{list-style:none;counter-reset:p;max-width:640px;margin:1rem auto 0;padding:0;text-align:left}
.pasos li{counter-increment:p;position:relative;display:grid;margin:.8rem 0;padding:.8rem 1rem .8rem 4rem;background:#fff;color:var(--brown);border-radius:14px}
.pasos li::before{content:counter(p);position:absolute;left:1rem;top:50%;translate:0 -50%;width:2.2rem;height:2.2rem;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:800;background:var(--pink)}
.pasos li:nth-child(2)::before{background:var(--green)}
.pasos li:nth-child(3)::before{background:var(--orange)}
.pasos span{font-size:.9rem;color:#6B5550}
.cierre{padding:4rem 6vw;background:var(--pink);color:#fff;text-align:center}
.cierre p{margin:.2rem 0}
.firma{font-size:clamp(2rem,6vw,3rem);font-weight:800;color:var(--brown)}
.fila-art{display:flex;justify-content:center;gap:1rem;margin-top:2rem}
.fila-art img{width:clamp(60px,17vw,140px)}
.confeti span{position:fixed;top:-20px;width:10px;height:14px;z-index:99;animation:caer linear forwards}
@keyframes caer{to{transform:translateY(110vh) rotate(720deg)}}
@media(max-width:760px){
 .hero{grid-template-columns:1fr;text-align:center;min-height:auto}
 .boleto{flex-direction:column}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto}}

/* ===== versión dinámica ===== */
.progreso{position:fixed;inset:0 0 auto;height:5px;z-index:100;transform-origin:0 50%;transform:scaleX(0);background:linear-gradient(90deg,var(--pink),var(--orange),var(--green))}
.hero{position:relative;overflow:hidden}
.fondo{position:absolute;inset:0;pointer-events:none}
.fondo .par{position:absolute;will-change:transform;z-index:0;opacity:.9}
.par img{width:var(--s);animation:bob 4s ease-in-out infinite}
.par:nth-child(2n) img{animation-delay:-1.3s}.par:nth-child(3n) img{animation-delay:-2.4s}
.hero-txt,.hero-art{position:relative;z-index:1}
.palabras span{display:inline-block;animation:entra .9s cubic-bezier(.2,.8,.2,1) both;animation-delay:calc(var(--i)*.14s + .1s)}
.hero-txt>:not(h1){animation:entra .9s .5s both}
@keyframes entra{from{opacity:0;transform:translateY(60%) rotate(4deg)}}
.tilt{position:absolute;inset:0;transform:perspective(800px) rotateY(calc(var(--rx,0)*16deg)) rotateX(calc(var(--ry,0)*-16deg));transition:transform .15s ease-out}
.pers{position:relative;border:0;background:none;padding:0;cursor:pointer;-webkit-tap-highlight-color:transparent}
.pers img{width:100%}
.hero-art .main{position:absolute;inset:8%;width:84%}
.hero-art .float{position:absolute;left:-4%;bottom:2%;width:30%;animation:bob 3s ease-in-out infinite}
.pers:focus-visible{outline:3px solid #FFC83D;border-radius:20px}
.pers.salta img{animation:salta .6s}
@keyframes salta{30%{transform:translateY(-22%) scale(1.08,.94) rotate(-6deg)}60%{transform:scale(.95,1.06)}}
.burbuja{position:absolute;left:50%;top:-8%;translate:-50% 0;white-space:nowrap;background:#fff;color:var(--brown);padding:.4rem .8rem;border-radius:99px;font-weight:700;font-size:.9rem;box-shadow:0 6px 18px rgba(0,0,0,.2);animation:pop 1.6s forwards;pointer-events:none;z-index:5}
@keyframes pop{0%{opacity:0;transform:translateY(10px) scale(.6)}15%,80%{opacity:1;transform:none}100%{opacity:0;transform:translateY(-14px)}}
.baja{position:absolute;bottom:2.2rem;left:50%;translate:-50% 0;z-index:2;color:var(--brown);font-weight:700;text-decoration:none;animation:bob 1.6s ease-in-out infinite}
.cinta{position:relative;z-index:3;margin:-1rem 0;overflow:hidden;background:var(--pink);color:#fff;transform:rotate(-2deg) scale(1.05);box-shadow:0 8px 24px rgba(0,0,0,.15)}
.pista{display:flex;width:max-content;animation:desfila 30s linear infinite}
.pista>*{flex:none}.pista img{width:62px;margin:.6rem 1.2rem}.pista b{align-self:center;font-size:1.4rem;white-space:nowrap}
@keyframes desfila{to{transform:translateX(-50%)}}
.deseo{position:relative;height:260vh;background:var(--cream)}
.pegajoso{position:sticky;top:0;height:100vh;display:grid;place-content:center;justify-items:center;padding:0 8vw;text-align:center;overflow:hidden}
.texto{max-width:16em;margin:.5rem 0;font-size:clamp(2rem,6.2vw,4rem);font-weight:800;line-height:1.15}
.texto span{display:inline-block;margin-right:.25em;opacity:.14;transform:translateY(.2em);transition:opacity .35s,transform .35s}
.texto span.on{opacity:1;transform:none}
.nota{opacity:0;transition:opacity .6s}.nota.on{opacity:1}
.lado{position:absolute;width:clamp(90px,20vw,230px);will-change:transform}
.izq{left:3%;bottom:6%}.der{right:3%;top:8%}
.rev{opacity:0;transform:translateY(40px) scale(.97);transition:opacity .8s,transform .8s cubic-bezier(.2,.8,.2,1);transition-delay:var(--d,0s)}
.rev.on{opacity:1;transform:none}
.tiembla{animation:tiembla .45s}
@keyframes tiembla{20%,60%{transform:translateX(-10px)}40%,80%{transform:translateX(10px)}}
.pasos li:nth-child(1){--i:1}.pasos li:nth-child(2){--i:2}.pasos li:nth-child(3){--i:3}
#revelado:not([hidden]) .pasos li{animation:sube .6s both;animation-delay:calc(.25s + var(--i)*.15s)}
.fila-art .pers{width:clamp(60px,17vw,140px)}
.fila-art .pers:hover img{animation:salta .6s}
.pista-final{margin-top:1.2rem;font-weight:700;opacity:.9}
.chispa{position:fixed;width:10px;height:10px;border-radius:50%;pointer-events:none;z-index:99;animation:vuela .9s ease-out forwards}
@keyframes vuela{to{transform:translate(var(--dx),var(--dy)) scale(.2);opacity:0}}
@media(max-width:760px){.fondo .par{opacity:.5}.fondo .par:nth-child(-n+2),.fondo .par:nth-child(5){display:none}.hero-art{max-width:340px}}
@media(prefers-reduced-motion:reduce){
 .rev{opacity:1;transform:none}
 .deseo{height:auto}.pegajoso{position:static;height:auto;padding:4rem 8vw}.lado{position:static;display:inline-block;width:100px}
}