:root {
  --papel: #f7f1e8;
  --papel-2: #efe5d6;
  --tinta: #2c211c;
  --tinta-suave: #6b5a4f;
  --acento: #7a2e3a;
  --oro: #a9844a;
  --oro-claro: #d8bd85;
  --linea: rgba(169, 132, 74, .45);
  --serif: "Cormorant Garamond", Georgia, serif;
  --script: "Pinyon Script", "Cormorant Garamond", cursive;
  --sans: "Jost", system-ui, sans-serif;
  --ease: cubic-bezier(.23, 1, .32, 1);
}
[data-tema="rosa"] { --papel: #fbf2f1; --papel-2: #f4e2e0; --acento: #a24a62; --oro: #b48a6a; --oro-claro: #e2c2ad; }
[data-tema="azul"] { --papel: #f3f5f8; --papel-2: #e4e9f0; --tinta: #1d2533; --acento: #23406e; --oro: #9c8350; --oro-claro: #d3c08f; }
[data-tema="salvia"] { --papel: #f4f4ee; --papel-2: #e6e8dc; --tinta: #262b22; --acento: #56684a; --oro: #a08a55; --oro-claro: #d6c696; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--papel);
  color: var(--tinta);
  font: 400 1.18rem/1.6 var(--serif);
  -webkit-tap-highlight-color: transparent;
}
img { max-width: 100%; display: block; }
[hidden] { display: none !important; }

.aviso-ejemplo {
  position: sticky; top: 0; z-index: 10;
  background: var(--tinta); color: var(--papel);
  font: 500 .72rem/1 var(--sans); letter-spacing: .14em; text-transform: uppercase;
  text-align: center; padding: .7rem 1rem;
}

/* Portada */
.portada {
  position: relative;
  min-height: 100svh;
  display: grid; place-items: center;
  padding: 3.5rem 1.5rem 5rem;
  text-align: center;
  background:
    radial-gradient(120% 70% at 50% 0%, #fff 0%, transparent 60%),
    radial-gradient(90% 60% at 50% 110%, var(--papel-2) 0%, transparent 70%),
    var(--papel);
  overflow: hidden;
}
.marco {
  position: absolute; inset: 14px;
  border: 1px solid var(--linea);
  pointer-events: none;
}
.marco::after {
  content: ""; position: absolute; inset: 6px;
  border: 1px solid var(--linea);
}
.portada__contenido { position: relative; max-width: 30rem; }
.sobre {
  font: 500 .78rem/1 var(--sans); letter-spacing: .32em; text-transform: uppercase;
  color: var(--oro); margin: 0 0 1.2rem;
}
.nombres {
  font: 400 clamp(4.2rem, 21vw, 7.5rem)/1 var(--script);
  color: var(--acento);
  margin: 0 0 .6rem;
  padding: 0 .1em;
}
.adorno { width: 13rem; height: 1.3rem; margin: .4rem auto 1.4rem; fill: none; stroke: var(--oro); stroke-width: 1; }
.adorno circle, .adorno path:nth-child(2) { fill: var(--oro-claro); }
.fecha { font-size: 1.45rem; font-weight: 500; margin: 0; }
.lugar { color: var(--tinta-suave); font-style: italic; margin: .2rem 0 2rem; }

.cuenta { display: grid; grid-template-columns: repeat(4, 1fr); gap: .5rem; max-width: 20rem; margin: 0 auto 1.8rem; }
.cuenta div { border-top: 1px solid var(--linea); border-bottom: 1px solid var(--linea); padding: .6rem 0 .5rem; }
.cuenta span { display: block; font: 500 2rem/1 var(--serif); font-variant-numeric: lining-nums tabular-nums; }
.cuenta small { font: 400 .68rem/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--tinta-suave); }

.bajar { position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%); width: 1.6rem; height: 2.6rem; border: 1px solid var(--oro); border-radius: 1rem; }
.bajar span { position: absolute; top: .45rem; left: 50%; width: 3px; height: .5rem; margin-left: -1.5px; border-radius: 2px; background: var(--oro); animation: bajar 1.8s var(--ease) infinite; }
@keyframes bajar { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(.9rem); } }

/* Botones */
.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  min-height: 3rem; padding: .8rem 1.6rem;
  border: 0; border-radius: 999px;
  background: var(--acento); color: #fff;
  font: 500 .82rem/1 var(--sans); letter-spacing: .14em; text-transform: uppercase;
  text-decoration: none; cursor: pointer;
  transition: transform 160ms var(--ease), filter 160ms ease;
}
.boton:active { transform: scale(.97); }
@media (hover: hover) { .boton:hover { filter: brightness(1.08); } }
.boton--suave { background: transparent; color: var(--acento); border: 1px solid var(--acento); }

/* Secciones */
main { max-width: 40rem; margin: 0 auto; padding: 0 1.25rem; }
.seccion { padding: 4.5rem 0; text-align: center; border-top: 1px solid var(--linea); }
.seccion:first-child { border-top: 0; }
h2 { font: 400 clamp(2.6rem, 11vw, 3.4rem)/1.1 var(--script); color: var(--acento); margin: 0 0 1.8rem; }
h3 { font: 500 .76rem/1 var(--sans); letter-spacing: .26em; text-transform: uppercase; color: var(--oro); margin: 0 0 1rem; }
.frase { font-size: clamp(1.45rem, 6vw, 1.8rem); font-style: italic; line-height: 1.45; margin: 0 auto 3rem; max-width: 26rem; }
.familia { display: grid; gap: 2rem; }
.familia h3 { margin-bottom: .6rem; }
.familia p { margin: 0; font-size: 1.3rem; }
.nota { color: var(--tinta-suave); font-size: 1rem; font-style: italic; }
.grande { font-size: 1.9rem; font-weight: 500; margin: 0 0 .3rem; }

.itinerario { list-style: none; padding: 0; margin: 0 auto; max-width: 24rem; position: relative; text-align: left; }
.itinerario::before { content: ""; position: absolute; left: 4.6rem; top: .6rem; bottom: .6rem; width: 1px; background: var(--linea); }
.itinerario li { display: grid; grid-template-columns: 4.6rem 1fr; gap: 0 1.4rem; padding: 0 0 2rem; position: relative; }
.itinerario li::after { content: ""; position: absolute; left: calc(4.6rem - 4px); top: .55rem; width: 9px; height: 9px; transform: rotate(45deg); background: var(--papel); border: 1px solid var(--oro); }
.itinerario .hora { font: 500 1.25rem/1.3 var(--serif); color: var(--acento); text-align: right; padding-right: .9rem; font-variant-numeric: lining-nums tabular-nums; }
.itinerario strong { display: block; font-weight: 600; font-size: 1.25rem; line-height: 1.3; }
.itinerario .dir { display: block; color: var(--tinta-suave); font-size: 1rem; }
.itinerario a { display: inline-block; margin-top: .5rem; font: 500 .74rem/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--acento); text-decoration: none; border-bottom: 1px solid currentColor; padding-bottom: .2rem; }

.seccion--dos { display: grid; gap: 1rem; }
.tarjeta { background: rgba(255, 255, 255, .55); border: 1px solid var(--linea); padding: 2rem 1.5rem; }
.tarjeta p { margin: 0; }

.musica { background: #120d0a; color: #f3e7d3; margin: 0 -1.25rem; padding: 4rem 1.25rem; border: 0; }
.musica .sobre { color: var(--oro-claro); }
.musica__logo img { width: min(22rem, 90%); margin: 0 auto; }
.musica__nombre { margin: 1rem 0 0; font-style: italic; color: #d9c8ad; }

.fotos__qr { margin: 1.5rem auto; padding: .8rem; background: #fff; border: 1px solid var(--linea); width: 12.5rem; height: 12.5rem; }
.fotos p { max-width: 26rem; margin-left: auto; margin-right: auto; }

.formulario { display: grid; gap: 1.1rem; text-align: left; max-width: 24rem; margin: 2rem auto 0; }
.formulario label, .formulario legend { display: grid; gap: .4rem; font: 500 .74rem/1.2 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--tinta-suave); }
.formulario input:not([type=radio]), .formulario select, .formulario textarea {
  font: 400 1.1rem/1.4 var(--serif); color: var(--tinta);
  background: rgba(255, 255, 255, .7); border: 1px solid var(--linea); border-radius: 4px;
  padding: .75rem .9rem; width: 100%; font-size: max(16px, 1.1rem);
}
.formulario :focus-visible { outline: 2px solid var(--acento); outline-offset: 2px; }
.opciones { border: 0; padding: 0; margin: 0; display: grid; gap: .5rem; }
.opciones label { display: flex; align-items: center; gap: .7rem; text-transform: none; letter-spacing: 0; font: 400 1.15rem/1.3 var(--serif); color: var(--tinta); background: rgba(255, 255, 255, .55); border: 1px solid var(--linea); border-radius: 4px; padding: .75rem .9rem; cursor: pointer; }
.opciones input { accent-color: var(--acento); width: 1.1rem; height: 1.1rem; }
.formulario .boton { margin-top: .5rem; }

.pie { text-align: center; padding: 3rem 1rem calc(3rem + env(safe-area-inset-bottom)); font: 400 .78rem/1.4 var(--sans); letter-spacing: .1em; color: var(--tinta-suave); border-top: 1px solid var(--linea); }

/* Aparición al hacer scroll */
.revela { opacity: 0; transform: translateY(18px); transition: opacity 700ms var(--ease), transform 700ms var(--ease); }
.revela.visible { opacity: 1; transform: none; }
.portada__contenido > * { animation: entra 900ms var(--ease) both; }
.portada__contenido > :nth-child(2) { animation-delay: 120ms; }
.portada__contenido > :nth-child(3) { animation-delay: 240ms; }
.portada__contenido > :nth-child(n+4) { animation-delay: 360ms; }
@keyframes entra { from { opacity: 0; transform: translateY(12px); } }

@media (min-width: 640px) {
  .seccion--dos { grid-template-columns: 1fr 1fr; }
  .familia { grid-template-columns: 1fr 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .revela { opacity: 1; transform: none; }
}