/* =========================================================
   BASE COMÚN DE TODAS LAS PLANTILLAS
   Cada tema (temas/*.css) cambia colores, fuentes y adornos
   redefiniendo estas variables.
   ========================================================= */
:root {
  --fondo: #fbf7f2;
  --superficie: #ffffff;
  --texto: #3b302b;
  --suave: #8a7d74;
  --acento: #b8925a;
  --acento2: #e8c9c1;
  --sobre-acento: #ffffff;
  --linea: rgba(0, 0, 0, .1);
  --f-titulo: Georgia, serif;
  --f-script: Georgia, serif;
  --f-texto: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --radio: 18px;
  --radio-btn: 999px;
  --sombra: 0 10px 30px -12px rgba(0, 0, 0, .18);
  --ancho: 560px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--fondo);
  color: var(--texto);
  font-family: var(--f-texto);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.bloqueado { overflow: hidden; }
img { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; }
[hidden] { display: none !important; }

#xv {
  max-width: var(--ancho);
  margin: 0 auto;
  background: var(--fondo);
  position: relative;
  overflow: hidden;
}
@media (min-width: 600px) {
  body { background: var(--fondo-escritorio, var(--fondo)); }
  #xv { box-shadow: 0 0 60px rgba(0, 0, 0, .12); }
}

/* ---------- Íconos ---------- */
.ico { display: inline-flex; width: 1.25em; height: 1.25em; flex: none; }
.ico svg { width: 100%; height: 100%; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: 46px; padding: .7em 1.5em;
  border-radius: var(--radio-btn);
  border: 1.5px solid var(--acento);
  background: transparent; color: var(--acento);
  font-weight: 600; letter-spacing: .02em; cursor: pointer;
  text-decoration: none;
  transition: transform .15s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: scale(.97); }
.btn-lleno { background: var(--acento); color: var(--sobre-acento); box-shadow: var(--sombra); }
.btn-linea { background: transparent; color: var(--acento); }
.btn-chico { min-height: 40px; padding: .45em 1.1em; font-size: .9rem; }
.btn-grande { min-height: 54px; padding: .8em 2em; font-size: 1.05rem; }
.btn:focus-visible, .campo:focus-visible, .galeria-item:focus-visible, .copiable:focus-visible {
  outline: 2px solid var(--acento); outline-offset: 3px;
}

/* ---------- Sobre de apertura ---------- */
.intro {
  position: fixed; inset: 0; z-index: 50;
  display: grid; place-items: center;
  background: var(--fondo);
  transition: opacity .9s ease .2s, visibility 0s linear 1.1s;
}
.intro-fondo { position: absolute; inset: 0; background: var(--intro-fondo, var(--fondo)); }
.intro-contenido { position: relative; text-align: center; padding: 24px; display: grid; justify-items: center; gap: 18px; }
.intro-para { margin: 0; color: var(--suave); letter-spacing: .12em; text-transform: uppercase; font-size: .78rem; max-width: 28ch; }
.intro-sello {
  width: 128px; height: 128px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--acento); color: var(--sobre-acento);
  font-family: var(--f-script); font-size: 64px; line-height: 1;
  box-shadow: 0 0 0 6px var(--fondo), 0 0 0 7px var(--acento), var(--sombra);
  animation: latido 2.4s ease-in-out infinite;
}
.intro-sello span { transform: translateY(4px); }
.intro-tipo { margin: 0; font-family: var(--f-titulo); font-size: 1.6rem; letter-spacing: .08em; }
.intro-sin { background: none; border: 0; color: var(--suave); text-decoration: underline; cursor: pointer; font-size: .9rem; padding: 6px; }
.intro.abierta { opacity: 0; visibility: hidden; }
.intro.abierta .intro-contenido { transform: scale(1.08); transition: transform 1s ease; }
@keyframes latido { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.04); } }

/* ---------- Portada ---------- */
.hero {
  position: relative; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: flex-end; align-items: center;
  text-align: center; color: #fff; isolation: isolate;
}
.hero-foto { position: absolute; inset: 0; z-index: -1; }
.hero-foto img { width: 100%; height: 100%; object-fit: cover; object-position: center 25%; }
.hero-foto::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0) 35%, rgba(0,0,0,.55) 80%, var(--fondo) 100%);
}
.hero-texto { padding: 0 24px 96px; }
.hero-para { margin: 0 0 8px; font-size: .85rem; letter-spacing: .14em; text-transform: uppercase; opacity: .9; }
.hero-tipo { margin: 0; font-family: var(--f-titulo); letter-spacing: .3em; text-transform: uppercase; font-size: .95rem; }
.hero-nombre { margin: .05em 0 .1em; font-family: var(--f-script); font-weight: 400; font-size: clamp(3.6rem, 18vw, 6rem); line-height: 1.05; }
.hero-fecha { margin: 0; font-family: var(--f-titulo); letter-spacing: .25em; font-size: 1rem; }
.hero-deco { position: absolute; inset: 0; pointer-events: none; z-index: 0; }
.hero-deco i { position: absolute; }
.hero-bajar {
  position: absolute; bottom: 28px; left: 50%; translate: -50% 0;
  width: 26px; height: 42px; border: 1.5px solid currentColor; border-radius: 14px; opacity: .7; color: inherit;
}
.hero-bajar span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: currentColor; animation: bajar 1.8s infinite; }
@keyframes bajar { 0% { opacity: 0; transform: translateY(0); } 40% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* ---------- Secciones ---------- */
.sec { position: relative; padding: 64px 24px; text-align: center; }
.sec + .sec::before {
  content: ""; display: block; width: 64px; height: 1px; margin: -64px auto 64px;
  background: var(--acento); opacity: .45;
}
.sec-adorno { display: none; }
.sec-icono { color: var(--acento); font-size: 1.6rem; margin-bottom: 6px; }
.sec-titulo {
  margin: 0 0 18px; font-family: var(--f-titulo); font-weight: 400;
  font-size: clamp(1.9rem, 8vw, 2.5rem); line-height: 1.15; color: var(--titulo, var(--texto));
}
.sec-texto { margin: 0 auto 22px; max-width: 34ch; color: var(--suave); }
.destacado { margin: 0 0 8px; font-family: var(--f-titulo); font-size: 1.5rem; color: var(--acento); }
.nota { margin: 14px auto 0; max-width: 34ch; color: var(--suave); font-size: .85rem; }

.sec-bienvenida { padding-top: 40px; }
.frase { margin: 0 auto; max-width: 30ch; font-family: var(--f-titulo); font-size: 1.3rem; line-height: 1.55; font-style: italic; }
.padres { margin: 22px auto 0; color: var(--suave); max-width: 32ch; }

/* Cuenta regresiva */
.cuenta { display: flex; justify-content: center; gap: 10px; }
.cuenta-item {
  width: 74px; padding: 14px 0 10px; border-radius: var(--radio);
  background: var(--superficie); box-shadow: var(--sombra); border: 1px solid var(--linea);
  display: grid; gap: 2px;
}
.cuenta-num { font-family: var(--f-titulo); font-size: 1.9rem; line-height: 1; font-variant-numeric: tabular-nums; color: var(--acento); }
.cuenta-label { font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--suave); }
.cuenta-msg { margin: 0; font-family: var(--f-script); font-size: 2.2rem; color: var(--acento); }
.cuenta-msg:empty { display: none; }

/* Fiesta */
.tarjetas-info { display: grid; gap: 16px; }
.info {
  padding: 28px 20px; border-radius: var(--radio);
  background: var(--superficie); border: 1px solid var(--linea); box-shadow: var(--sombra);
  display: grid; justify-items: center; gap: 4px;
}
.info > .ico { color: var(--acento); font-size: 1.6rem; margin-bottom: 4px; }
.info p { margin: 0; }
.info-titulo { font-family: var(--f-titulo); font-size: 1.35rem; color: var(--titulo, var(--texto)); }
.info-sub { color: var(--suave); font-size: .92rem; }
.info .btn, .info .fila-btns { margin-top: 12px; }
.fila-btns { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

/* Cronograma */
.cronograma { list-style: none; margin: 0 auto; padding: 0; max-width: 320px; text-align: left; position: relative; }
.cronograma::before { content: ""; position: absolute; left: 66px; top: 8px; bottom: 8px; width: 1px; background: var(--acento); opacity: .4; }
.cronograma li { display: grid; grid-template-columns: 56px 1fr; gap: 22px; padding: 10px 0; position: relative; }
.cronograma li::before { content: ""; position: absolute; left: 62px; top: 19px; width: 9px; height: 9px; border-radius: 50%; background: var(--acento); }
.crono-hora { font-family: var(--f-titulo); color: var(--acento); text-align: right; font-variant-numeric: tabular-nums; }

/* Galería */
.galeria { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; margin: 0 -8px; }
.galeria-item {
  padding: 0; border: 0; cursor: zoom-in; overflow: hidden; border-radius: calc(var(--radio) * .6);
  grid-column: span 3; aspect-ratio: 3 / 4; background: var(--linea);
}
.galeria-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.galeria-item:hover img { transform: scale(1.05); }
.galeria.g3 .galeria-item:first-child, .galeria.g5 .galeria-item:first-child { grid-column: span 6; aspect-ratio: 4 / 3; }
.galeria.g6 .galeria-item:nth-child(n+3):nth-child(-n+5) { grid-column: span 2; aspect-ratio: 3 / 4; }
.galeria.g6 .galeria-item:nth-child(6) { grid-column: span 6; aspect-ratio: 16 / 10; }

/* Dress code */
.paleta { display: flex; justify-content: center; gap: 10px; margin: 0 0 6px; }
.paleta-color { width: 34px; height: 34px; border-radius: 50%; box-shadow: 0 0 0 1.5px var(--linea), var(--sombra); }

/* Canción */
.form-linea { display: flex; gap: 8px; max-width: 400px; margin: 0 auto; }
.form-linea .campo { flex: 1; min-width: 0; }
.campo {
  width: 100%; min-height: 46px; padding: .6em 1em;
  border-radius: 14px; border: 1px solid var(--linea);
  background: var(--superficie); color: var(--texto);
}
.campo::placeholder { color: var(--suave); }

/* Regalos */
.regalo-datos { display: grid; gap: 12px; margin-top: 20px; }
.cuenta-banco { padding: 18px; border-radius: var(--radio); background: var(--superficie); border: 1px solid var(--linea); display: grid; gap: 4px; justify-items: center; }
.cuenta-banco p { margin: 0; }
.copiable {
  display: inline-flex; align-items: center; gap: 10px; margin: 6px 0 2px;
  padding: 8px 14px; border-radius: 10px; border: 1px dashed var(--acento);
  background: transparent; color: var(--texto); cursor: pointer;
  font-variant-numeric: tabular-nums; letter-spacing: .04em; font-weight: 600;
}
.copiable .ico { color: var(--acento); }

/* Confirmar */
.sec-confirmar { padding-bottom: 72px; }

/* Cierre */
.cierre { padding: 56px 24px 120px; text-align: center; }
.cierre p { margin: 0; }
.cierre-texto { font-family: var(--f-titulo); color: var(--suave); letter-spacing: .2em; text-transform: uppercase; font-size: .9rem; }
.cierre-nombre { font-family: var(--f-script); font-size: 3.4rem; line-height: 1.2; color: var(--acento); }
.marca { display: inline-block; margin-top: 36px; font-size: .75rem; color: var(--suave); text-decoration: none; letter-spacing: .12em; text-transform: uppercase; opacity: .8; }

/* ---------- Flotantes ---------- */
.flotante {
  position: fixed; z-index: 20; border: 0; cursor: pointer;
  background: var(--acento); color: var(--sobre-acento); box-shadow: var(--sombra);
  -webkit-tap-highlight-color: transparent;
}
.flotante-musica {
  top: max(14px, env(safe-area-inset-top)); right: 14px;
  width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; opacity: .9;
}
.flotante-musica.sonando .ico { animation: latido 1s ease-in-out infinite; }
.flotante-confirmar {
  bottom: max(16px, env(safe-area-inset-bottom)); left: 50%;
  display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px; border-radius: 999px; font-weight: 600;
  transform: translate(-50%, 140%); transition: transform .35s cubic-bezier(.2,.8,.2,1);
}
.flotante-confirmar.ver { transform: translate(-50%, 0); }

/* ---------- Modal RSVP ---------- */
.modal {
  width: min(440px, calc(100% - 24px)); max-height: calc(100% - 24px);
  padding: 0; border: 0; border-radius: 24px;
  background: var(--superficie); color: var(--texto); box-shadow: 0 30px 80px rgba(0,0,0,.35);
}
.modal::backdrop { background: rgba(10, 8, 6, .55); backdrop-filter: blur(3px); }
.modal[open] { animation: subir .3s ease; }
@keyframes subir { from { opacity: 0; transform: translateY(20px); } }
.modal-form { position: relative; padding: 28px 22px 22px; display: grid; gap: 14px; text-align: left; }
.modal-form h3 { margin: 0 0 4px; font-family: var(--f-titulo); font-weight: 400; font-size: 1.6rem; text-align: center; }
.modal-form label > span { display: block; font-size: .8rem; letter-spacing: .06em; text-transform: uppercase; color: var(--suave); margin-bottom: 6px; }
.modal-form .nota { text-align: center; margin-top: 0; }
.modal-cerrar { position: absolute; top: 10px; right: 10px; width: 40px; height: 40px; border: 0; border-radius: 50%; background: transparent; color: var(--suave); cursor: pointer; display: grid; place-items: center; }
.modal { overflow-y: auto; }
.modal-para { margin: -6px 0 2px; text-align: center; font-family: var(--f-titulo); font-size: 1.15rem; color: var(--acento); }
.campos-si-bloque { display: grid; gap: 14px; }
.etq-personas { display: block; font-size: .8rem; letter-spacing: .06em; text-transform: uppercase; color: var(--suave); margin-bottom: 8px; }
.personas { display: grid; gap: 8px; }
.persona { display: grid; grid-template-columns: 26px 1fr 1fr; gap: 6px; align-items: center; }
.persona-num { display: grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: color-mix(in srgb, var(--acento) 14%, transparent); color: var(--acento); font-size: .8rem; font-weight: 700; }
.persona .campo { min-height: 42px; padding: .5em .7em; font-size: .92rem; }
.persona-detalle { grid-column: 2 / -1; }
.modal-gracias { padding: 40px 24px 28px; text-align: center; display: grid; justify-items: center; gap: 8px; }
.modal-gracias h3 { margin: 6px 0 0; font-family: var(--f-titulo); font-weight: 400; font-size: 1.7rem; }
.modal-gracias .sec-texto { margin-bottom: 14px; }
.gracias-icono { display: grid; place-items: center; width: 64px; height: 64px; border-radius: 50%; background: var(--acento); color: var(--sobre-acento); font-size: 1.8rem; }
.modal > .modal-cerrar { z-index: 2; }
.modal { position: fixed; }
.opciones { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.opcion { position: relative; }
.opcion input { position: absolute; opacity: 0; }
.opcion span {
  display: block; text-align: center; padding: 12px 8px; border-radius: 14px;
  border: 1.5px solid var(--linea); cursor: pointer; font-weight: 600;
  text-transform: none !important; letter-spacing: 0 !important; font-size: 1rem !important; color: var(--texto) !important; margin: 0 !important;
}
.opcion input:checked + span { border-color: var(--acento); background: color-mix(in srgb, var(--acento) 12%, transparent); color: var(--acento) !important; }
.opcion input:focus-visible + span { outline: 2px solid var(--acento); outline-offset: 2px; }

/* ---------- Visor de fotos ---------- */
.visor { width: 100%; height: 100%; max-width: none; max-height: none; margin: 0; padding: 0; border: 0; background: rgba(0,0,0,.94); }
.visor[open] { display: grid; place-items: center; }
.visor::backdrop { background: rgba(0,0,0,.9); }
.visor img { max-width: 100%; max-height: 100svh; object-fit: contain; }
.visor-btn { position: absolute; width: 48px; height: 48px; border-radius: 50%; border: 0; background: rgba(255,255,255,.14); color: #fff; display: grid; place-items: center; cursor: pointer; font-size: 1.2rem; }
.visor-cerrar { top: 14px; right: 14px; }
.visor-izq { left: 10px; top: 50%; translate: 0 -50%; }
.visor-der { right: 10px; top: 50%; translate: 0 -50%; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; z-index: 60; left: 50%; bottom: 90px; transform: translate(-50%, 20px);
  padding: 10px 18px; border-radius: 999px; background: rgba(20,20,20,.88); color: #fff; font-size: .9rem;
  opacity: 0; pointer-events: none; transition: .3s ease; max-width: calc(100% - 32px); text-align: center;
}
.toast.ver { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Animación al hacer scroll ---------- */
.revelar { opacity: 0; transform: translateY(26px); transition: opacity .8s ease, transform .8s ease; }
.revelar.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .revelar { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}