:root {
  --crema: #fbf4ee;
  --marfil: #f6e9e4;
  --rosa: #ebc4c6;
  --rosa-fuerte: #c98b94;
  --dorado: #b8935a;
  --dorado-claro: #dcc293;
  --ciruela: #4b2e3c;
  --texto: #5b4452;
  --sombra: 0 18px 40px -18px rgba(75, 46, 60, .35);
  --script: "Great Vibes", "Brush Script MT", cursive;
  --serif: "Cormorant Garamond", Georgia, serif;
  --sans: "Jost", system-ui, sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--serif); font-size: 1.2rem; line-height: 1.6; color: var(--texto);
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(235, 196, 198, .55), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(220, 194, 147, .28), transparent 60%),
    var(--crema);
  overflow-x: hidden;
}
body.bloqueado { overflow: hidden; height: 100vh; }
img { max-width: 100%; display: block; }
a { color: inherit; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

#petalos { position: fixed; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 5; }

/* ───────── Sobre de entrada ───────── */
.sobre { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; transition: opacity 1.1s ease, visibility 1.1s; }
.sobre.fuera { opacity: 0; visibility: hidden; pointer-events: none; }
.sobre-fondo { position: absolute; inset: 0; background:
  radial-gradient(900px 500px at 50% 0%, rgba(255,255,255,.7), transparent 60%),
  linear-gradient(160deg, #f9e6e1 0%, #f2d3d3 55%, #ecc3c6 100%); }
.sobre-escena { position: relative; text-align: center; padding: 24px; width: min(92vw, 460px); }
.sobre-sobretitulo { font-family: var(--script); font-size: clamp(2.2rem, 9vw, 3.2rem); color: var(--ciruela); margin-bottom: 28px; }
.sobre-ayuda { margin-top: 38px; font: 400 .78rem var(--sans); letter-spacing: .22em; text-transform: uppercase; color: var(--ciruela); opacity: .65; animation: latido 2.4s ease-in-out infinite; }
.sobre-objeto { position: relative; width: min(84vw, 360px); aspect-ratio: 1.45; margin: 0 auto; filter: drop-shadow(0 28px 30px rgba(75, 46, 60, .28)); }
.sobre-cuerpo { position: absolute; inset: 0; border-radius: 6px; background: linear-gradient(180deg, #fffaf5, #f8ebe3); z-index: 2;
  clip-path: polygon(0 0, 50% 52%, 100% 0, 100% 100%, 0 100%); }
.sobre-cuerpo::after { content: ""; position: absolute; inset: 0; border-radius: 6px; box-shadow: inset 0 0 0 1px rgba(184, 147, 90, .35); }
.sobre-solapa { position: absolute; left: 0; right: 0; top: 0; height: 56%; background: linear-gradient(180deg, #fff6ef, #f3e0d6); z-index: 4; transform-origin: top center;
  clip-path: polygon(0 0, 100% 0, 50% 100%); border-radius: 6px 6px 0 0; transition: transform .9s cubic-bezier(.5, 0, .2, 1) .35s, z-index 0s .75s; }
.sobre-carta { position: absolute; left: 7%; right: 7%; top: 8%; bottom: 8%; z-index: 1; background: #fffdfa; border-radius: 4px; display: grid; place-items: center; align-content: center; gap: 6px; text-align: center;
  box-shadow: 0 0 0 1px rgba(184, 147, 90, .35); transition: transform 1s cubic-bezier(.4, 0, .2, 1) 1s; }
.sobre-carta-nombre { font-family: var(--script); font-size: 2.2rem; color: var(--ciruela); line-height: 1; }
.sobre-carta-xv { font: 500 .8rem var(--sans); letter-spacing: .4em; color: var(--dorado); }
.sello { position: absolute; z-index: 6; left: 50%; top: 52%; width: 74px; height: 74px; transform: translate(-50%, -50%); border: 0; border-radius: 50%; cursor: pointer;
  background: radial-gradient(circle at 35% 30%, #e7cc9b, #b8935a 60%, #8d6b3b); color: #fff8ea; font: 500 1.15rem var(--serif); letter-spacing: .08em;
  box-shadow: 0 6px 14px rgba(75, 46, 60, .4), inset 0 2px 3px rgba(255, 255, 255, .55), inset 0 -3px 5px rgba(80, 55, 20, .35); transition: transform .5s ease, opacity .5s ease; animation: latido 2.4s ease-in-out infinite; }
.sello span { display: block; text-shadow: 0 1px 1px rgba(80, 55, 20, .5); }
.sello:focus-visible { outline: 3px solid var(--ciruela); outline-offset: 4px; }
.sobre.abierto .sello { animation: none; transform: translate(-50%, -50%) scale(1.5); opacity: 0; }
.sobre.abierto .sobre-solapa { transform: rotateX(180deg); z-index: 0; }
.sobre.abierto .sobre-carta { transform: translateY(-62%); }
.sobre.abierto .sobre-ayuda { opacity: 0; animation: none; }

@keyframes latido { 0%, 100% { transform: translate(-50%, -50%) scale(1); } 50% { transform: translate(-50%, -50%) scale(1.06); } }
.sobre-ayuda { animation-name: respirar; }
@keyframes respirar { 0%, 100% { opacity: .35; } 50% { opacity: .8; } }

/* ───────── Música ───────── */
.musica { position: fixed; right: 14px; bottom: 14px; z-index: 40; width: 46px; height: 46px; border-radius: 50%; border: 1px solid rgba(184, 147, 90, .6);
  background: rgba(255, 250, 245, .9); color: var(--ciruela); display: grid; place-items: center; cursor: pointer; box-shadow: var(--sombra); backdrop-filter: blur(6px); }
.musica[hidden] { display: none; }
.musica .musica-raya { position: absolute; width: 26px; height: 1.6px; background: var(--ciruela); transform: rotate(-45deg); opacity: 0; transition: opacity .2s; }
.musica.silencio .musica-raya { opacity: 1; }
.musica:focus-visible { outline: 3px solid var(--ciruela); outline-offset: 3px; }

/* ───────── Estructura ───────── */
main { position: relative; z-index: 2; }
.seccion { max-width: 980px; margin: 0 auto; padding: 96px 22px; text-align: center; }
.eyebrow { font: 500 .8rem var(--sans); letter-spacing: .32em; text-transform: uppercase; color: var(--dorado); margin-bottom: 14px; }
.titulo { font-family: var(--script); font-weight: 400; font-size: clamp(2.6rem, 9vw, 4.2rem); line-height: 1.1; color: var(--ciruela); margin-bottom: 38px; }
.ornamento { color: var(--dorado); font-size: 1.6rem; letter-spacing: .6em; text-indent: .6em; }

/* ───────── Portada ───────── */
.portada { min-height: 100svh; display: grid; place-items: center; padding: 36px 20px 80px; position: relative; text-align: center; }
.portada-marco { width: min(94vw, 640px); padding: 64px 26px 56px; position: relative; border: 1px solid rgba(184, 147, 90, .55); border-radius: 300px 300px 14px 14px;
  background: linear-gradient(180deg, rgba(255, 253, 250, .85), rgba(255, 247, 242, .6)); box-shadow: var(--sombra); }
.portada-marco::before { content: ""; position: absolute; inset: 9px; border: 1px solid rgba(184, 147, 90, .3); border-radius: 292px 292px 8px 8px; pointer-events: none; }
.portada-nombre { font-family: var(--script); font-weight: 400; font-size: clamp(4.2rem, 19vw, 8rem); line-height: 1; color: var(--ciruela); margin: 6px 0 6px; text-shadow: 0 2px 0 rgba(255, 255, 255, .6); }
.portada-xv { display: flex; align-items: center; justify-content: center; gap: 16px; color: var(--dorado); margin: 4px 0 18px; }
.portada-xv span { width: 70px; height: 1px; background: linear-gradient(90deg, transparent, var(--dorado)); }
.portada-xv span:last-child { transform: scaleX(-1); }
.portada-xv b { font: 500 1.7rem var(--serif); letter-spacing: .3em; text-indent: .3em; }
.portada-frase { font-style: italic; font-size: 1.35rem; max-width: 22ch; margin: 0 auto 22px; color: var(--texto); }
.portada-fecha { font: 400 .82rem var(--sans); letter-spacing: .28em; text-transform: uppercase; color: var(--ciruela); }
.bajar { position: absolute; bottom: 22px; left: 50%; transform: translateX(-50%); width: 30px; height: 46px; border: 1px solid rgba(75, 46, 60, .4); border-radius: 20px; display: grid; justify-items: center; padding-top: 8px; }
.bajar span { width: 3px; height: 8px; border-radius: 3px; background: var(--ciruela); animation: baja 1.8s ease-in-out infinite; }
@keyframes baja { 0% { transform: translateY(0); opacity: 1; } 70% { transform: translateY(14px); opacity: 0; } 100% { opacity: 0; } }

/* ───────── Carta ───────── */
.carta { max-width: 640px; }
.carta-texto p { font-size: 1.42rem; line-height: 1.75; font-style: italic; margin-bottom: 22px; }
.carta-texto p:first-child::first-letter { font-family: var(--script); font-size: 3.4rem; line-height: 0; color: var(--rosa-fuerte); padding-right: 4px; font-style: normal; }
.firma { font-family: var(--script); font-size: 2.8rem; color: var(--ciruela); margin-top: 10px; }

/* ───────── Historia ───────── */
.linea { list-style: none; position: relative; max-width: 760px; margin: 0 auto; padding: 8px 0; }
.linea::before { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: linear-gradient(180deg, transparent, var(--dorado-claro) 8%, var(--dorado-claro) 92%, transparent); transform: translateX(-.5px); }
.hito { position: relative; display: grid; grid-template-columns: 1fr 1fr; align-items: center; column-gap: 54px; margin-bottom: 64px; }
.hito:last-child { margin-bottom: 0; }
.hito::after { content: ""; position: absolute; left: 50%; top: 50%; width: 13px; height: 13px; border-radius: 50%; background: var(--crema); border: 2px solid var(--dorado); transform: translate(-50%, -50%); box-shadow: 0 0 0 6px rgba(220, 194, 147, .25); }
.hito .polaroid { grid-column: 1; justify-self: end; }
.hito .hito-texto { grid-column: 2; text-align: left; }
.hito:nth-child(even) .polaroid { grid-column: 2; justify-self: start; grid-row: 1; }
.hito:nth-child(even) .hito-texto { grid-column: 1; text-align: right; grid-row: 1; }
.hito-edad { font: 500 .78rem var(--sans); letter-spacing: .26em; text-transform: uppercase; color: var(--dorado); }
.hito-titulo { font-family: var(--script); font-size: 2.3rem; line-height: 1.15; color: var(--ciruela); margin: 2px 0 6px; font-weight: 400; }
.hito-desc { font-size: 1.12rem; line-height: 1.5; }
.polaroid { width: min(100%, 250px); background: #fffdfa; padding: 10px 10px 34px; border-radius: 3px; box-shadow: var(--sombra), 0 0 0 1px rgba(184, 147, 90, .22); transform: rotate(-3deg); position: relative; }
.hito:nth-child(even) .polaroid { transform: rotate(3deg); }
.polaroid::before { content: ""; position: absolute; top: -11px; left: 50%; width: 70px; height: 22px; background: rgba(235, 196, 198, .75); transform: translateX(-50%) rotate(-2deg); }
.polaroid .foto { aspect-ratio: 1; background: linear-gradient(150deg, #f6dede, #f1e4d3); display: grid; place-items: center; overflow: hidden; border-radius: 2px; }
.polaroid .foto img { width: 100%; height: 100%; object-fit: cover; }
.polaroid .foto.vacia { color: var(--dorado); font-size: 3rem; opacity: .75; background: radial-gradient(circle at 30% 25%, rgba(255,255,255,.8), transparent 55%), linear-gradient(150deg, #f6dede, #f1e4d3); }
.polaroid figcaption { position: absolute; left: 0; right: 0; bottom: 8px; font: 400 .68rem var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--texto); }

/* ───────── Cuenta regresiva ───────── */
.cuenta { padding-top: 40px; }
.reloj { display: flex; justify-content: center; flex-wrap: wrap; gap: clamp(10px, 3vw, 22px); }
.reloj div { width: clamp(72px, 20vw, 118px); aspect-ratio: 1; border-radius: 50%; display: grid; align-content: center; justify-items: center; background: rgba(255, 253, 250, .75); border: 1px solid rgba(184, 147, 90, .5); box-shadow: var(--sombra); }
.reloj b { font: 500 clamp(1.7rem, 7vw, 2.7rem)/1 var(--serif); color: var(--ciruela); font-variant-numeric: tabular-nums; }
.reloj span { font: 400 .62rem var(--sans); letter-spacing: .22em; text-transform: uppercase; color: var(--dorado); margin-top: 4px; }
.reloj-fin { font-family: var(--script); font-size: 3rem; color: var(--ciruela); }

/* ───────── Detalles ───────── */
.tarjetas { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 18px; }
.tarjeta { background: rgba(255, 253, 250, .8); border: 1px solid rgba(184, 147, 90, .35); border-radius: 18px; padding: 30px 20px 26px; box-shadow: var(--sombra); }
.tarjeta svg { width: 34px; height: 34px; color: var(--dorado); margin-bottom: 10px; }
.tarjeta h3 { font: 500 .78rem var(--sans); letter-spacing: .28em; text-transform: uppercase; color: var(--dorado); margin-bottom: 8px; }
.tarjeta p { font-size: 1.25rem; line-height: 1.35; color: var(--ciruela); }
.tarjeta .chica { font-size: 1rem; color: var(--texto); margin-top: 6px; font-style: italic; }
.enlace { display: inline-block; margin-top: 14px; font: 500 .8rem var(--sans); letter-spacing: .14em; text-transform: uppercase; text-decoration: none; color: var(--ciruela); border-bottom: 1px solid var(--dorado); padding-bottom: 2px; }
.enlace:hover { color: var(--rosa-fuerte); }

/* ───────── Galería ───────── */
.galeria-grid { columns: 2 180px; column-gap: 12px; }
.galeria-grid img { width: 100%; margin-bottom: 12px; border-radius: 10px; box-shadow: var(--sombra); break-inside: avoid; }

/* ───────── Confirmación ───────── */
.confirmar { max-width: 560px; }
.confirmar-limite { font-style: italic; margin: -18px 0 26px; }
.formulario { text-align: left; background: rgba(255, 253, 250, .85); border: 1px solid rgba(184, 147, 90, .4); border-radius: 22px; padding: 30px 24px; box-shadow: var(--sombra); }
.campo { margin-bottom: 20px; }
.campo label { display: block; font: 500 .74rem var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--dorado); margin-bottom: 8px; }
.campo input { width: 100%; font: 400 1.25rem var(--serif); color: var(--ciruela); background: #fffdfa; border: 1px solid rgba(184, 147, 90, .45); border-radius: 12px; padding: 13px 16px; outline: none; transition: border-color .2s, box-shadow .2s; }
.campo input:focus { border-color: var(--rosa-fuerte); box-shadow: 0 0 0 4px rgba(201, 139, 148, .2); }
.opciones { border: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 4px 0 20px; }
.opcion { position: relative; cursor: pointer; }
.opcion input { position: absolute; opacity: 0; inset: 0; }
.opcion span { display: block; text-align: center; padding: 14px 8px; border: 1px solid rgba(184, 147, 90, .5); border-radius: 12px; background: #fffdfa; font-size: 1.1rem; color: var(--ciruela); transition: all .2s; }
.opcion input:checked + span { background: linear-gradient(135deg, #c98b94, #b9737f); border-color: transparent; color: #fff; box-shadow: 0 8px 18px -8px rgba(185, 115, 127, .8); }
.opcion input:focus-visible + span { outline: 3px solid var(--ciruela); outline-offset: 2px; }
.trampa { position: absolute; left: -9999px; opacity: 0; }
.error { color: #a23a48; background: #fbe6e8; border-radius: 10px; padding: 10px 14px; font-size: 1.05rem; margin-bottom: 14px; }
.boton { width: 100%; border: 0; cursor: pointer; font: 500 .9rem var(--sans); letter-spacing: .24em; text-transform: uppercase; color: #fff; padding: 17px; border-radius: 40px;
  background: linear-gradient(135deg, #c8a066, #a57e45); box-shadow: 0 12px 24px -12px rgba(165, 126, 69, .9); transition: transform .2s, box-shadow .2s, opacity .2s; }
.boton:hover { transform: translateY(-2px); box-shadow: 0 16px 28px -12px rgba(165, 126, 69, .95); }
.boton:disabled { opacity: .6; cursor: progress; transform: none; }
.boton:focus-visible { outline: 3px solid var(--ciruela); outline-offset: 3px; }
.gracias { background: rgba(255, 253, 250, .9); border: 1px solid rgba(184, 147, 90, .4); border-radius: 22px; padding: 38px 26px; box-shadow: var(--sombra); }
.gracias h3 { font-family: var(--script); font-weight: 400; font-size: 2.8rem; line-height: 1.15; color: var(--ciruela); margin: 8px 0 10px; }
.enlace-boton { margin-top: 18px; background: none; border: 0; cursor: pointer; font: 500 .78rem var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--ciruela); border-bottom: 1px solid var(--dorado); padding-bottom: 2px; }

/* ───────── Pie ───────── */
.pie { text-align: center; padding: 70px 22px 90px; }
.pie-padres { font-style: italic; margin-top: 6px; }
.pie-nombres { font-family: var(--script); font-size: 2.6rem; color: var(--ciruela); line-height: 1.2; }
.pie-padrinos { font-style: italic; margin-top: 4px; }
.pie-final { margin-top: 28px; font: 400 .72rem var(--sans); letter-spacing: .28em; text-transform: uppercase; color: var(--dorado); }

/* ───────── Aparición al desplazarse ───────── */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 1s ease, transform 1s cubic-bezier(.2, .7, .2, 1); }
.reveal.visto { opacity: 1; transform: none; }

@media (max-width: 640px) {
  body { font-size: 1.12rem; }
  .seccion { padding: 70px 18px; }
  .portada-marco { padding: 56px 18px 46px; border-radius: 220px 220px 14px 14px; }
  .linea::before { left: 16px; }
  .hito { grid-template-columns: 1fr; padding-left: 44px; row-gap: 16px; margin-bottom: 52px; }
  .hito::after { left: 16px; top: 22px; }
  .hito .polaroid, .hito:nth-child(even) .polaroid { grid-column: 1; grid-row: 1; justify-self: start; width: min(100%, 230px); }
  .hito .hito-texto, .hito:nth-child(even) .hito-texto { grid-column: 1; grid-row: 2; text-align: left; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .sello, .sobre-ayuda, .bajar span { animation: none; }
  .sobre-solapa, .sobre-carta { transition-duration: .01s; transition-delay: 0s; }
}