:root {
  --paper: #f4ede0;
  --card: #fbf7ee;
  --ink: #4a463f;
  --ink-soft: #7a7469;
  --lacre: #a31621;
  --gold: #c9a15a;
  --line: rgba(74, 70, 63, 0.16);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: "Cormorant Garamond", Georgia, serif;
  font-size: 19px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---------- INTRO (canvas scroll-scrubbing) ---------- */
/* La sección es alta: su altura = recorrido de scroll que "frota" la
   animación. El canvas queda sticky, fijo en pantalla, mientras deslizas. */
.intro {
  position: relative;
  height: 560vh; /* recorrido del scrubbing (360 frames) */
  background: var(--paper);
}
.intro__sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  height: 100svh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
#lienzo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.intro__cargando {
  position: absolute;
  display: flex;
  gap: 8px;
}
.intro__cargando span {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--lacre); opacity: 0.5;
  animation: latido 1s infinite ease-in-out;
}
.intro__cargando span:nth-child(2) { animation-delay: 0.15s; }
.intro__cargando span:nth-child(3) { animation-delay: 0.3s; }
@keyframes latido { 0%,100%{transform:scale(0.7);opacity:0.35} 50%{transform:scale(1);opacity:0.9} }

/* Sello clicable */
.sello {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: none; border: none; cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  transition: opacity 0.5s ease, transform 0.5s ease;
  z-index: 3;
}
.sello img {
  width: 34vw; max-width: 190px;
  filter: drop-shadow(0 10px 22px rgba(74, 22, 33, 0.4));
  animation: pulso 2.4s infinite ease-in-out;
}
@keyframes pulso { 0%,100%{transform:scale(1)} 50%{transform:scale(1.06)} }
.sello__hint {
  font-family: "Great Vibes", cursive;
  font-size: 26px; color: var(--lacre);
  letter-spacing: 0.02em;
}
.sello.oculto { opacity: 0; pointer-events: none; transform: translate(-50%, -50%) scale(0.85); }

/* Indicador de scroll */
.intro__scrollhint {
  position: absolute;
  bottom: 26px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  color: var(--ink-soft); font-size: 13px; letter-spacing: 0.28em;
  text-transform: uppercase;
  opacity: 0; transition: opacity 0.5s ease; z-index: 3;
}
.intro__scrollhint.visible { opacity: 0.8; }
.rueda { animation: baja 1.6s infinite; }
@keyframes baja { 0%{transform:translateY(0);opacity:1} 70%{transform:translateY(12px);opacity:0} 100%{opacity:0} }

/* ---------- CONTENIDO ---------- */
.contenido {
  position: relative;
  z-index: 2;
  background: var(--paper);
}
.bloque {
  padding: 68px 24px;
  max-width: 620px;
  margin: 0 auto;
  text-align: center;
}
.eyebrow {
  font-family: "Great Vibes", cursive;
  font-size: 30px;
  color: var(--lacre);
  margin-bottom: 6px;
}
.titulo {
  font-family: "Playfair Display", serif;
  font-weight: 500;
  font-size: 34px;
  letter-spacing: 0.01em;
  margin-bottom: 22px;
}
.bloque p { color: var(--ink); }
.apunte { color: var(--ink-soft); font-size: 0.9em; }

/* Cuenta atrás */
.bloque--cta { padding-top: 84px; }
.countdown {
  display: flex; justify-content: center; gap: 14px;
  margin: 26px 0 16px;
}
.countdown > div {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 6px;
  min-width: 68px;
  box-shadow: 0 6px 18px rgba(74,70,63,0.06);
}
.countdown b {
  display: block;
  font-family: "Playfair Display", serif;
  font-size: 34px; font-weight: 600; color: var(--lacre);
  line-height: 1;
}
.countdown span {
  font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-soft);
}
.fecha-larga { font-style: italic; font-size: 21px; }

/* Tarjetas de datos */
.tarjetas { display: grid; gap: 16px; margin-top: 10px; }
.tarjeta {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 26px 22px;
  box-shadow: 0 8px 24px rgba(74,70,63,0.06);
}
.tarjeta__icono { font-size: 30px; margin-bottom: 8px; }
.tarjeta h3 {
  font-family: "Playfair Display", serif; font-weight: 500;
  font-size: 22px; margin-bottom: 8px;
}
.mini-btn {
  display: inline-block; margin-top: 12px;
  font-family: inherit; font-size: 15px;
  color: var(--lacre); text-decoration: none;
  border: 1px solid var(--lacre); border-radius: 999px;
  padding: 7px 18px; background: none; cursor: pointer;
  letter-spacing: 0.06em;
}

/* Nota "solo adultos" */
.nota-ninos {
  margin-top: 22px;
  background: rgba(163, 22, 33, 0.05);
  border: 1px solid rgba(163, 22, 33, 0.2);
  border-radius: 16px;
  padding: 22px 24px;
  display: flex; gap: 14px; align-items: flex-start;
  text-align: left;
}
.nota-ninos__icono { font-size: 26px; line-height: 1; flex-shrink: 0; }
.nota-ninos p { font-size: 17px; color: var(--ink); }

/* Foto */
.bloque--foto { padding: 20px 24px 68px; max-width: 720px; }
.foto { margin: 0; }
.foto img {
  width: 100%; border-radius: 18px; display: block;
  box-shadow: 0 18px 44px rgba(74,70,63,0.18);
}
.foto figcaption {
  font-family: "Great Vibes", cursive;
  font-size: 30px; color: var(--ink);
  margin-top: 14px;
}

/* RSVP */
.bloque--rsvp { background: var(--card); max-width: none; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.rsvp__intro { margin-bottom: 22px; }
.rsvp-form {
  display: grid; gap: 16px; max-width: 440px; margin: 0 auto; text-align: left;
}
.rsvp-form label {
  display: flex; flex-direction: column; gap: 6px;
  font-size: 16px; letter-spacing: 0.04em; color: var(--ink-soft);
  text-transform: uppercase;
}
.rsvp-form input, .rsvp-form select, .rsvp-form textarea {
  font-family: "Cormorant Garamond", serif; font-size: 19px;
  color: var(--ink);
  padding: 12px 14px;
  border: 1px solid var(--line); border-radius: 10px;
  background: #fff;
}
.rsvp-form input:focus, .rsvp-form select:focus, .rsvp-form textarea:focus {
  outline: none; border-color: var(--lacre);
}
.btn {
  font-family: "Playfair Display", serif; font-size: 18px;
  color: #fff; background: var(--lacre);
  border: none; border-radius: 999px;
  padding: 14px 20px; cursor: pointer;
  letter-spacing: 0.05em;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn:active { transform: scale(0.98); }
.rsvp-form__ok { text-align: center; color: var(--lacre); font-size: 18px; }

/* FAQ */
#faq details {
  text-align: left;
  border-bottom: 1px solid var(--line);
  padding: 16px 4px;
}
#faq summary {
  font-family: "Playfair Display", serif; font-size: 20px;
  cursor: pointer; list-style: none;
  display: flex; justify-content: space-between; align-items: center;
}
#faq summary::after { content: "+"; color: var(--lacre); font-size: 26px; }
#faq details[open] summary::after { content: "–"; }
#faq details p { margin-top: 10px; color: var(--ink-soft); }

/* Regalos */
.bloque--regalos p { margin-bottom: 18px; }
.iban {
  display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; align-items: center;
  background: var(--card); border: 1px dashed var(--lacre); border-radius: 12px;
  padding: 16px; letter-spacing: 0.08em; font-size: 17px;
}

/* Pie */
.pie {
  position: relative;
  overflow: hidden;
  text-align: center; padding: 64px 24px 76px;
  background: var(--ink); color: var(--paper);
}
/* dos ramas floridas enmarcando el pie, en blanco tenue */
.pie__flor {
  position: absolute;
  bottom: -18px;
  width: 190px;
  opacity: 0.14;
  /* las flores son gris oscuro → las viramos a claro para el fondo oscuro */
  filter: brightness(0) invert(1);
  pointer-events: none;
}
.pie__flor--izq { left: -46px; transform: rotate(-6deg); }
.pie__flor--der { right: -46px; transform: rotate(8deg) scaleX(-1); }
.pie__contenido { position: relative; z-index: 1; }
/* ramita central sobre el monograma */
.pie__ramita {
  width: 60px;
  opacity: 0.5;
  filter: brightness(0) invert(1);
  margin-bottom: 14px;
}
.pie__mono {
  font-family: "Playfair Display", serif; font-size: 40px; letter-spacing: 0.1em;
  margin-bottom: 12px;
}
.pie p { color: rgba(244,237,224,0.85); font-size: 16px; letter-spacing: 0.12em; }
.pie__firma { font-family: "Great Vibes", cursive; font-size: 26px; margin-top: 14px; color: var(--gold); letter-spacing: 0; }

@media (min-width: 760px) {
  .pie__flor { width: 240px; }
}

/* Aparición al hacer scroll */
.aparece { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.aparece.dentro { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .intro { height: auto; }
  .intro__sticky { position: relative; height: 100svh; }
  .sello img, .rueda, .intro__cargando span { animation: none; }
  .aparece { opacity: 1; transform: none; }
}

/* En pantallas anchas centramos la "columna móvil" tipo invitación */
@media (min-width: 760px) {
  .contenido { box-shadow: 0 0 80px rgba(74,70,63,0.08); }
  .tarjetas { grid-template-columns: repeat(3, 1fr); }
}