:root {
  --marfil: #fbf8f2;
  --papel: #ffffff;
  --tinta: #3b3530;
  --tinta-suave: #7a716a;
  --dorado: #b08d57;
  --dorado-claro: #e8dcc6;
  --error: #a33b3b;
  --ok: #4d7a4d;
  --serif: "Playfair Display", Georgia, serif;
  --script: "Great Vibes", cursive;
  --sans: "Lato", system-ui, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background-color: var(--marfil);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='8'%3E%3Crect width='8' height='8' fill='%23fbf8f2'/%3E%3Ccircle cx='2' cy='2' r='.6' fill='%23efe9db' /%3E%3Ccircle cx='6' cy='6' r='.6' fill='%23efe9db' /%3E%3Ccircle cx='6' cy='2' r='.4' fill='%23f0ead9' /%3E%3Ccircle cx='2' cy='6' r='.4' fill='%23f0ead9' /%3E%3Cline x1='0' y1='4' x2='8' y2='4' stroke='%23efe9db' stroke-width='.3'/%3E%3Cline x1='4' y1='0' x2='4' y2='8' stroke='%23f0ead9' stroke-width='.2'/%3E%3C/svg%3E");
  background-size: 8px 8px;
  color: var(--tinta);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
}

h1, h2, h3 { font-family: var(--serif); font-weight: 400; margin: 0 0 .5em; }
h2 { font-size: 1.9rem; color: var(--dorado); }
a { color: var(--dorado); }

.script { font-family: var(--script); font-weight: 400; }
.oculto { display: none !important; }
.centro { text-align: center; }
.suave { color: var(--tinta-suave); }

.contenedor { max-width: 760px; margin: 0 auto; padding: 0 16px; }

.adorno {
  display: flex; align-items: center; gap: 12px;
  color: var(--dorado); justify-content: center; margin: 1.2em 0;
}
.adorno::before, .adorno::after {
  content: ""; height: 1px; width: 70px; background: var(--dorado);
}

/* ---------- Portada / login ---------- */
.portada {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 24px 16px;
  background:
    radial-gradient(circle at top, rgba(176,141,87,.12), transparent 60%);
}

/* --- Carta flip (login) --- */
.carta-scene {
  width: 100%; max-width: 460px;
  perspective: 1200px;
  transition: opacity .7s ease, transform .7s ease;
}
.carta-flip {
  position: relative;
  width: 100%;
  min-height: 640px;
  transform-style: preserve-3d;
  transition: transform 0.8s ease-in-out;
}
.carta-flip.volteada { transform: rotateY(180deg); }

.carta-cara {
  position: absolute; inset: 0; width: 100%;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: 4px;
  box-shadow: 0 10px 40px rgba(59,53,48,.1);
}

/* --- Frente: sobre --- */
.carta-frente {
  background:
    radial-gradient(ellipse at 30% 20%, rgba(255,255,255,.25) 0%, transparent 60%),
    linear-gradient(145deg, #efe4d4 0%, #e6d9c5 30%, #ddd0b8 60%, #d8c9b0 100%);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  cursor: pointer;
  padding: 40px 32px;
  min-height: 640px;
  position: relative;
}
.carta-familia {
  font-family: var(--script);
  font-size: clamp(2.2rem, 7vw, 3.4rem);
  color: var(--dorado);
  margin: 0;
  line-height: 1.2;
}
.carta-voltear {
  position: absolute; bottom: 28px;
  font-size: .8rem; letter-spacing: .15em; text-transform: uppercase;
  animation: pulsar 2s ease-in-out infinite;
}
@keyframes pulsar { 0%, 100% { opacity: .5; } 50% { opacity: 1; } }

/* Estampilla */
.sobre-estampilla {
  position: absolute; top: 20px; right: 20px;
}
.estampilla-borde {
  width: 58px; height: 68px;
  background: var(--papel);
  border: 2px dashed var(--dorado-claro);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  box-shadow: 1px 1px 4px rgba(0,0,0,.06);
}

/* Matasellos */
.sobre-matasellos {
  position: absolute; top: 28px; right: 86px;
  width: 50px; height: 28px;
  display: flex; flex-direction: column; justify-content: space-between;
}
.matasellos-lineas {
  width: 100%; height: 100%;
  background: repeating-linear-gradient(
    to bottom,
    var(--dorado-claro) 0px, var(--dorado-claro) 2px,
    transparent 2px, transparent 7px
  );
  opacity: .6;
}

/* --- Reverso: formulario --- */
.carta-reverso {
  transform: rotateY(180deg);
  background: var(--papel);
  border: 1px solid var(--dorado-claro);
  outline: 1px solid var(--dorado-claro);
  outline-offset: -12px;
  padding: 48px 36px;
  text-align: center;
  min-height: 640px;
  display: flex; flex-direction: column; justify-content: center;
}
.carta-reverso .nombres { font-size: 3.2rem; color: var(--dorado); line-height: 1.1; margin: .2em 0; }
.carta-reverso .fecha { letter-spacing: .25em; text-transform: uppercase; font-size: .8rem; color: var(--tinta-suave); }

/* --- Animación post-login --- */
.carta-scene.abierto {
  transform: scale(1.03);
}
.carta-scene.salir {
  opacity: 0;
  transform: scale(0.85) translateY(-40px);
}

@media (max-width: 480px) {
  .carta-flip { min-height: 580px; }
  .carta-frente { min-height: 580px; padding: 32px 20px; }
  .carta-reverso { padding: 40px 22px; min-height: 580px; }
  .carta-reverso .nombres { font-size: 2.5rem; }
  .carta-familia { font-size: 1.3rem; }
}

/* ---------- Formularios ---------- */
label { display: block; text-align: left; font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--tinta-suave); margin: 1.1em 0 .35em; }
input[type=text], input[type=password], input[type=search], textarea, select {
  width: 100%; padding: 12px 14px; font: inherit; color: var(--tinta);
  background: var(--marfil); border: 1px solid var(--dorado-claro); border-radius: 2px;
}
input:focus, textarea:focus, select:focus { outline: 2px solid var(--dorado); outline-offset: 1px; }
textarea { min-height: 90px; resize: vertical; }

.boton {
  display: inline-block; margin-top: 1.5em; padding: 13px 34px;
  background: var(--dorado); color: #fff; border: none; border-radius: 2px;
  font: inherit; font-size: .85rem; letter-spacing: .2em; text-transform: uppercase;
  cursor: pointer; text-decoration: none; transition: background .2s;
}
.boton:hover { background: #967545; }
.boton:disabled { opacity: .6; cursor: default; }
.boton.secundario { background: transparent; color: var(--dorado); border: 1px solid var(--dorado); }
.boton.pequeno { padding: 8px 18px; margin-top: 0; font-size: .75rem; }

.mensaje { margin-top: 1em; font-size: .95rem; }
.mensaje.error { color: var(--error); }
.mensaje.ok { color: var(--ok); }

.opciones { display: flex; gap: 12px; flex-wrap: wrap; }
.opcion {
  flex: 1 1 140px; border: 1px solid var(--dorado-claro); padding: 14px; cursor: pointer;
  text-align: center; background: var(--marfil); transition: all .2s;
}
.opcion input { display: none; }
.opcion:has(input:checked) { border-color: var(--dorado); background: #f5ecdc; color: var(--tinta); }

/* ---------- Invitación ---------- */
.barra {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 16px; font-size: .85rem; color: var(--tinta-suave);
}
.barra button { background: none; border: none; color: var(--dorado); cursor: pointer; font: inherit; }

.hero { text-align: center; padding: 48px 16px 64px; }
.hero .saludo { font-family: var(--serif); font-style: italic; font-size: 1.2rem; }
.hero .nombres { font-size: clamp(3rem, 12vw, 5.5rem); color: var(--dorado); line-height: 1.1; margin: .2em 0; }
.hero .fecha { letter-spacing: .3em; text-transform: uppercase; font-size: .85rem; }
.cupos {
  display: inline-block; margin-top: 1.5em; padding: 10px 22px;
  border: 1px solid var(--dorado); font-family: var(--serif); font-style: italic;
}

.cuenta { display: flex; justify-content: center; align-items: center; gap: 18px; margin-top: 2em; flex-wrap: wrap; }
.cuenta-label { width: 100%; font-family: var(--serif); font-style: italic; font-size: 1.1rem; color: var(--tinta-suave); }
.cuenta div { min-width: 64px; }
.cuenta b { display: block; font-family: var(--serif); font-size: 2rem; font-weight: 400; color: var(--dorado); }
.cuenta span { font-size: .7rem; letter-spacing: .15em; text-transform: uppercase; color: var(--tinta-suave); }

section.bloque { padding: 56px 0; border-top: 1px solid var(--dorado-claro); }
.lugares { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin-top: 1.5em; }
.lugar { background: var(--papel); border: 1px solid var(--dorado-claro); padding: 28px 20px; text-align: center; }
.lugar h3 { font-size: 1.3rem; }
.mapa-embed { margin-top: 1.5em; border: 1px solid var(--dorado-claro); border-radius: 4px; overflow: hidden; }
.lugar .hora { font-family: var(--serif); font-size: 1.4rem; color: var(--dorado); }

.rsvp { background: var(--papel); border: 1px solid var(--dorado-claro); padding: 32px 24px; }
.nombres-asistentes input { margin-bottom: 8px; }

/* ---------- Dress code ---------- */
.dresscode-ilustracion { display: block; margin: 0 auto 1.5em; max-width: 240px; height: auto; }
.dresscode-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 1em;
}
.dresscode-card {
  border: 1px solid var(--dorado-claro); padding: 32px 20px; text-align: center;
}
.dresscode-card h3 { font-family: var(--script); font-size: 1.8rem; color: var(--dorado); margin-bottom: .3em; }
.dresscode-item { font-family: var(--serif); font-size: 1.1rem; margin: 0 0 .3em; letter-spacing: .05em; text-transform: uppercase; }
.dresscode-label { font-size: .85rem; margin: 0 0 .8em; }
.dresscode-colores { display: flex; justify-content: center; gap: 10px; margin-bottom: 1em; }
.color-circulo {
  width: 28px; height: 28px; border-radius: 50%; display: inline-block;
  position: relative;
}
.color-circulo::after {
  content: ""; position: absolute; inset: -2px;
  border: 2px solid var(--dorado-claro); border-radius: 50%;
}
.dresscode-detalle { font-size: .85rem; margin: 0; }

/* ---------- Carta regalos ---------- */
.carta-regalos {
  display: block; margin: 1.5em auto 0; max-width: 480px; width: 100%;
  height: auto; border-radius: 6px;
  box-shadow: 0 8px 30px rgba(59, 53, 48, .12);
}
@media (max-width: 520px) {
  .dresscode-grid { grid-template-columns: 1fr; }
}

footer { text-align: center; padding: 48px 16px; color: var(--tinta-suave); font-size: .9rem; }

/* ---------- Admin ---------- */
.admin { max-width: 1100px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; margin: 1.5em 0; }
.stat { background: var(--papel); border: 1px solid var(--dorado-claro); padding: 16px; text-align: center; }
.stat b { display: block; font-family: var(--serif); font-size: 2rem; font-weight: 400; color: var(--dorado); }
.stat span { font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; color: var(--tinta-suave); }
.filtros { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin-bottom: 12px; }
.filtros input, .filtros select { flex: 1 1 200px; width: auto; }
.tabla-wrap { overflow-x: auto; background: var(--papel); border: 1px solid var(--dorado-claro); }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--dorado-claro); vertical-align: top; }
th { font-weight: 700; font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; color: var(--tinta-suave); white-space: nowrap; }
.chip { display: inline-block; padding: 2px 10px; border-radius: 99px; font-size: .75rem; white-space: nowrap; }
.chip.si { background: #e3eee3; color: var(--ok); }
.chip.no { background: #f3e1e1; color: var(--error); }
.chip.pend { background: #efe9df; color: var(--tinta-suave); }

.acciones-col { white-space: nowrap; }
.btn-wa {
  display: inline-block; padding: 4px 10px; background: #25d366; color: #fff;
  border-radius: 4px; font-size: .75rem; font-weight: 700; text-decoration: none;
  margin-right: 4px; vertical-align: middle;
}
.btn-wa:hover { background: #1ebe5d; color: #fff; }
.btn-copiar {
  padding: 4px 10px; background: var(--marfil); border: 1px solid var(--dorado-claro);
  border-radius: 4px; font-size: .75rem; cursor: pointer; color: var(--tinta);
  vertical-align: middle;
}
.btn-copiar:hover { border-color: var(--dorado); }

@media (max-width: 480px) {
  .tarjeta { padding: 40px 22px; }
  .rsvp { padding: 24px 16px; }
}

/* ---------- Parallax ---------- */
.parallax {
  min-height: 55vh;
  background-attachment: fixed;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  position: relative;
}
.parallax::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(251,248,242,.95) 0%, transparent 15%, transparent 85%, rgba(251,248,242,.95) 100%);
  pointer-events: none;
}

@supports (-webkit-touch-callout: none) {
  .parallax { background-attachment: scroll; }
}
@media (max-width: 768px) {
  .parallax { background-attachment: scroll; min-height: 40vh; }
}

/* ---------- Historia ---------- */
.bloque-historia { padding: 64px 0; }
.historia-subtitulo { font-size: 1.8rem; color: var(--dorado); margin-bottom: 2.5em; }

.momento {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 56px;
}
.momento:last-child { margin-bottom: 0; }
.momento:nth-child(even) .momento-foto { order: -1; }

.momento-texto h3 { font-family: var(--serif); font-size: 1.5rem; color: var(--dorado); margin-bottom: .4em; }
.momento-texto p { color: var(--tinta-suave); line-height: 1.8; }

.momento-foto img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 6px;
  box-shadow: 0 8px 30px rgba(59, 53, 48, .12);
}

@media (max-width: 640px) {
  .momento { grid-template-columns: 1fr; gap: 20px; }
  .momento:nth-child(even) .momento-foto { order: 0; }
}

/* ---------- Galería ---------- */
.galeria {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-top: 1.5em;
}
.galeria img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 6px;
  cursor: pointer;
  transition: transform .3s ease, box-shadow .3s ease;
  box-shadow: 0 4px 12px rgba(59, 53, 48, .08);
}
.galeria img:hover {
  transform: scale(1.03);
  box-shadow: 0 8px 28px rgba(59, 53, 48, .18);
}

/* ---------- Lightbox ---------- */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease;
  cursor: pointer;
  padding: 24px;
}
.lightbox-overlay.activo {
  opacity: 1;
  pointer-events: auto;
}
.lightbox-overlay img {
  max-width: min(90vw, 700px);
  max-height: 85vh;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 0 40px rgba(0, 0, 0, .4);
  position: relative;
  z-index: 1001;
}

/* ---------- Fade-in animaciones ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .7s ease, transform .7s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}