/* ==========================================================================
   MIS XV — Mía Ehringhaus | NEXXO DIGITAL
   Plantilla base reutilizable de invitaciones digitales
   ========================================================================== */

:root {
  --navy: #163E8C;
  --navy-deep: #0F2E6E;
  --silver: #C0C5CE;
  --white: #F8F9FA;
  --bright: #E8EEF5;
  --rose-blue: #6E9BFF;

  --font-title: "Great Vibes", cursive;
  --font-subtitle: "Cormorant Garamond", serif;
  --font-body: "Poppins", sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: clamp(1.5rem, 1.2rem + 1.5vw, 2.5rem);
  --space-lg: clamp(2.5rem, 2rem + 2.5vw, 5rem);

  --radius: 14px;
  --transition: 0.4s ease;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--navy);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

h1, h2 { font-family: var(--font-title); font-weight: 400; color: var(--white); }
h2 {
  font-size: clamp(2.2rem, 1.8rem + 1.5vw, 3.2rem);
  text-align: center;
  margin-block-end: var(--space-md);
}

.section {
  max-width: 40rem;
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md);
  text-align: center;
}

/* -------------------- Fondo decorativo (estrellas / mariposas / rosas) -------------------- */
.sky {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.stars {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1.5px 1.5px at 20% 30%, var(--bright) 50%, transparent 100%),
    radial-gradient(1.5px 1.5px at 65% 15%, var(--bright) 50%, transparent 100%),
    radial-gradient(1px 1px at 80% 60%, var(--bright) 50%, transparent 100%),
    radial-gradient(1.5px 1.5px at 40% 80%, var(--bright) 50%, transparent 100%),
    radial-gradient(1px 1px at 10% 70%, var(--bright) 50%, transparent 100%),
    radial-gradient(1.5px 1.5px at 90% 40%, var(--bright) 50%, transparent 100%),
    radial-gradient(1px 1px at 55% 50%, var(--bright) 50%, transparent 100%);
  background-repeat: repeat;
  background-size: 100% 100%;
  animation: twinkle 6s ease-in-out infinite alternate;
}

@keyframes twinkle {
  from { opacity: 0.35; }
  to { opacity: 0.9; }
}

.sparkles {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 12% 22%, #ffffff 60%, transparent 100%),
    radial-gradient(1.2px 1.2px at 32% 68%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 48% 12%, var(--silver) 60%, transparent 100%),
    radial-gradient(1.4px 1.4px at 62% 44%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 74% 78%, var(--silver) 60%, transparent 100%),
    radial-gradient(1.2px 1.2px at 88% 30%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 95% 60%, var(--silver) 60%, transparent 100%),
    radial-gradient(1.3px 1.3px at 20% 88%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 5% 45%, var(--silver) 60%, transparent 100%),
    radial-gradient(1.1px 1.1px at 25% 8%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 40% 35%, var(--silver) 60%, transparent 100%),
    radial-gradient(1.2px 1.2px at 55% 92%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 68% 18%, var(--silver) 60%, transparent 100%),
    radial-gradient(1.1px 1.1px at 80% 55%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 92% 82%, var(--silver) 60%, transparent 100%),
    radial-gradient(1.2px 1.2px at 15% 60%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 35% 78%, var(--silver) 60%, transparent 100%),
    radial-gradient(1.1px 1.1px at 45% 55%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 58% 68%, var(--silver) 60%, transparent 100%),
    radial-gradient(1.2px 1.2px at 85% 10%, #ffffff 60%, transparent 100%);
  background-repeat: repeat;
  animation: sparkle 2.6s ease-in-out infinite alternate;
}

.sparkles-b {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 6% 30%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 16% 78%, var(--silver) 60%, transparent 100%),
    radial-gradient(1.1px 1.1px at 28% 50%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 36% 15%, var(--silver) 60%, transparent 100%),
    radial-gradient(1.2px 1.2px at 44% 90%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 52% 28%, var(--silver) 60%, transparent 100%),
    radial-gradient(1.1px 1.1px at 60% 65%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 70% 8%, var(--silver) 60%, transparent 100%),
    radial-gradient(1.2px 1.2px at 78% 42%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 86% 72%, var(--silver) 60%, transparent 100%),
    radial-gradient(1.1px 1.1px at 94% 20%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 10% 95%, var(--silver) 60%, transparent 100%),
    radial-gradient(1.2px 1.2px at 50% 50%, #ffffff 60%, transparent 100%),
    radial-gradient(1px 1px at 22% 4%, var(--silver) 60%, transparent 100%);
  background-repeat: repeat;
  animation: sparkle 3.4s ease-in-out infinite alternate;
  animation-delay: 0.8s;
}

@keyframes sparkle {
  from { opacity: 0.2; }
  to { opacity: 1; }
}

.sparkles-mobile {
  display: none;
}

@media (max-width: 640px) {
  .sparkles-mobile {
    display: block;
    position: absolute;
    inset: 0;
    background-image:
      radial-gradient(1.4px 1.4px at 8% 12%, #ffffff 60%, transparent 100%),
      radial-gradient(1.6px 1.6px at 18% 40%, var(--silver) 60%, transparent 100%),
      radial-gradient(1.3px 1.3px at 30% 22%, #ffffff 60%, transparent 100%),
      radial-gradient(1.5px 1.5px at 42% 60%, var(--silver) 60%, transparent 100%),
      radial-gradient(1.3px 1.3px at 54% 8%, #ffffff 60%, transparent 100%),
      radial-gradient(1.6px 1.6px at 66% 35%, var(--silver) 60%, transparent 100%),
      radial-gradient(1.3px 1.3px at 76% 58%, #ffffff 60%, transparent 100%),
      radial-gradient(1.5px 1.5px at 88% 18%, var(--silver) 60%, transparent 100%),
      radial-gradient(1.3px 1.3px at 12% 70%, #ffffff 60%, transparent 100%),
      radial-gradient(1.6px 1.6px at 24% 88%, var(--silver) 60%, transparent 100%),
      radial-gradient(1.3px 1.3px at 38% 76%, #ffffff 60%, transparent 100%),
      radial-gradient(1.5px 1.5px at 50% 94%, var(--silver) 60%, transparent 100%),
      radial-gradient(1.3px 1.3px at 62% 82%, #ffffff 60%, transparent 100%),
      radial-gradient(1.6px 1.6px at 74% 96%, var(--silver) 60%, transparent 100%),
      radial-gradient(1.3px 1.3px at 90% 68%, #ffffff 60%, transparent 100%),
      radial-gradient(1.4px 1.4px at 96% 45%, var(--silver) 60%, transparent 100%);
    background-repeat: repeat;
    animation: sparkle 2.2s ease-in-out infinite alternate;
    animation-delay: 0.4s;
  }

  @media (prefers-reduced-motion: reduce) {
    .sparkles-mobile { animation: none; }
  }
}

.rose {
  position: absolute;
  width: 150px;
  height: auto;
  opacity: 0.9;
}
.rose--tl { top: -10px; left: -10px; }
.rose--br { bottom: -10px; right: -10px; transform: rotate(180deg); }
.rose--tr { top: 3%; right: -6px; width: 90px; transform: scaleX(-1); }
.rose--bl { bottom: 6%; left: -4px; width: 100px; transform: scaleY(-1); }

@media (prefers-reduced-motion: reduce) {
  .stars, .sparkles, .sparkles-b { animation: none; }
}

main, .gate, .floating-nav, .lightbox { position: relative; z-index: 1; }

/* -------------------- Pantalla de bienvenida -------------------- */
.gate {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
}

.gate-content {
  max-width: 34rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.gate-sparkle {
  font-family: var(--font-subtitle);
  font-size: clamp(1.1rem, 0.95rem + 0.8vw, 1.4rem);
  color: var(--bright);
  margin: 0;
}

.gate-name {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.4rem, 0.3rem + 0.5vw, 0.9rem);
  font-family: "Alex Brush", cursive;
  font-size: clamp(2.8rem, 2rem + 5vw, 5.2rem);
  line-height: 1;
  color: var(--silver);
  text-shadow: 0 0 18px rgba(192, 197, 206, 0.55);
  margin: 0.2rem 0 0;
}

.gate-star {
  width: clamp(1.1rem, 0.9rem + 1vw, 1.6rem);
  height: clamp(1.1rem, 0.9rem + 1vw, 1.6rem);
  fill: var(--silver);
  filter: drop-shadow(0 0 6px rgba(192, 197, 206, 0.8));
  flex-shrink: 0;
}

.gate-quote {
  font-family: var(--font-subtitle);
  font-style: italic;
  font-size: clamp(1rem, 0.9rem + 0.5vw, 1.25rem);
  color: var(--silver);
  line-height: 1.7;
}

.gate-music-hint {
  font-size: 0.85rem;
  color: var(--silver);
  margin-block-start: var(--space-sm);
}
.lightbox[hidden] {
  display: none;
}

/* -------------------- Botones -------------------- */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  padding: 0.85rem 2rem;
  border-radius: 100px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--silver);
  color: var(--navy);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border-color: var(--silver);
}

.btn-ghost {
  background: transparent;
  color: var(--bright);
  border-color: rgba(232, 238, 245, 0.35);
  font-size: 0.8rem;
  padding: 0.6rem 1.4rem;
}

.btn.is-playing { border-color: var(--silver); color: var(--silver); }

/* -------------------- Menú flotante -------------------- */
.floating-nav {
  position: fixed;
  top: var(--space-sm);
  right: var(--space-sm);
  z-index: 20;
}

.nav-toggle {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid rgba(232, 238, 245, 0.35);
  background: rgba(22, 62, 140, 0.7);
  backdrop-filter: blur(6px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  cursor: pointer;
}

.nav-toggle span {
  width: 18px;
  height: 1.5px;
  background: var(--white);
}

#navList {
  list-style: none;
  margin: 0.6rem 0 0;
  padding: var(--space-sm);
  background: rgba(22, 62, 140, 0.92);
  border: 1px solid rgba(232, 238, 245, 0.2);
  border-radius: var(--radius);
  display: none;
  flex-direction: column;
  gap: 0.5rem;
  min-width: 12rem;
  backdrop-filter: blur(8px);
}

#navList.is-open { display: flex; }

#navList a {
  color: var(--white);
  text-decoration: none;
  font-size: 0.9rem;
  font-family: var(--font-subtitle);
}

#navList a:hover { color: var(--silver); }

/* -------------------- Portada -------------------- */
.portada {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  overflow: hidden;
}

.portada-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
}

.portada-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(22, 62, 140, 0.25) 0%, rgba(22, 62, 140, 0.55) 55%, rgba(22, 62, 140, 0.95) 100%);
}

.portada-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding-block-end: var(--space-lg);
}

.portada-content h1 {
  font-size: clamp(3.5rem, 2.5rem + 5vw, 6.5rem);
  margin: 0;
}

.portada-name {
  font-family: "Parisienne", cursive;
  font-size: clamp(3.4rem, 2.2rem + 6vw, 6.5rem);
  font-weight: 400;
  letter-spacing: 0.01em;
  text-transform: none;
  color: var(--silver);
  text-shadow: 0 0 20px rgba(192, 197, 206, 0.5);
  margin: 0.1rem 0 0.4rem;
  line-height: 1.15;
}

.portada-date {
  font-family: var(--font-subtitle);
  font-size: 1rem;
  color: var(--bright);
  margin: 0;
}

/* -------------------- Cuenta regresiva -------------------- */
.countdown {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.countdown-item {
  min-width: 4.5rem;
  padding: var(--space-sm);
  background: rgba(232, 238, 245, 0.05);
  border: 1px solid rgba(232, 238, 245, 0.15);
  border-radius: var(--radius);
}

.countdown-item span {
  display: block;
  font-family: var(--font-subtitle);
  font-size: clamp(1.8rem, 1.5rem + 1vw, 2.4rem);
  color: var(--white);
}

.countdown-item small {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--silver);
}

.countdown-done {
  font-family: var(--font-subtitle);
  font-size: 1.3rem;
  color: var(--bright);
}

/* -------------------- Cita de invitación -------------------- */
.section--quote {
  padding-block: var(--space-lg);
}

.invite-message {
  font-family: var(--font-subtitle);
  font-style: italic;
  font-size: clamp(1.1rem, 1rem + 0.5vw, 1.4rem);
  line-height: 1.8;
  color: var(--silver);
  margin-block-end: var(--space-md);
}

/* -------------------- Formulario RSVP -------------------- */
.rsvp-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  text-align: left;
}

.field label,
.field legend {
  display: block;
  font-size: 0.85rem;
  color: var(--silver);
  margin-block-end: 0.35rem;
}

.field input[type="text"],
.field input[type="number"],
.field textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: 8px;
  border: 1px solid rgba(232, 238, 245, 0.25);
  background: rgba(232, 238, 245, 0.05);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
}

.field input:focus,
.field textarea:focus {
  outline: 2px solid var(--silver);
  outline-offset: 2px;
}

.field--radio { border: none; padding: 0; margin: 0; }
.field--radio label { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.95rem; color: var(--white); margin-right: 1.2rem; }

.field-error {
  display: block;
  color: #e69595;
  font-size: 0.8rem;
  margin-block-start: 0.3rem;
  min-height: 1em;
}

.form-status { font-size: 0.9rem; color: var(--bright); min-height: 1.2em; }
.form-status.error { color: #e69595; }

/* -------------------- Ubicación / Dress code / Regalos -------------------- */
.location-name { font-family: var(--font-subtitle); font-size: 1.3rem; margin: 0; }
.location-detail { color: var(--silver); margin-block-end: var(--space-sm); }

.dresscode-tag {
  display: inline-block;
  font-family: var(--font-subtitle);
  font-size: 1.1rem;
  color: var(--navy);
  background: var(--silver);
  padding: 0.3rem 1.2rem;
  border-radius: 100px;
  margin-block-end: var(--space-sm);
}

.gift-text { color: var(--silver); line-height: 1.7; margin-block-end: var(--space-sm); }

.gift-alias {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(232, 238, 245, 0.06);
  border: 1px solid rgba(232, 238, 245, 0.2);
  border-radius: 100px;
  padding: 0.6rem 0.6rem 0.6rem 1.4rem;
  flex-wrap: wrap;
  justify-content: center;
}

#aliasText { font-family: var(--font-subtitle); letter-spacing: 0.03em; }

.gift-confirm { margin-block-start: 0.6rem; font-size: 0.85rem; color: var(--bright); }

/* -------------------- Galería -------------------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xs);
}

.gallery-item {
  padding: 0;
  border: none;
  background: none;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 1;
  display: block;
  font: inherit;
  -webkit-tap-highlight-color: transparent;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}

.gallery-item:hover img { transform: scale(1.06); }

@media (min-width: 32rem) {
  .gallery { grid-template-columns: repeat(3, 1fr); }
}

.qr-image {
  width: 10rem;
  margin: var(--space-sm) auto;
  border-radius: var(--radius);
}

.qr-caption { color: var(--silver); font-size: 0.9rem; }

/* -------------------- Lightbox -------------------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: rgba(22, 62, 140, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
}

.lightbox img { max-height: 85vh; border-radius: var(--radius); }

.lightbox-close {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  background: none;
  border: none;
  color: var(--white);
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
}

/* -------------------- Footer / cierre -------------------- */
.invite-footer {
  text-align: center;
  padding: var(--space-md);
  font-size: 0.75rem;
  color: rgba(232, 238, 245, 0.6);
}

.invite-footer a { color: var(--silver); }

.closing {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-md);
}

.closing-content p {
  font-family: var(--font-subtitle);
  font-style: italic;
  font-size: clamp(1.2rem, 1rem + 1vw, 1.7rem);
  line-height: 1.9;
  color: var(--bright);
  max-width: 34rem;
}

/* -------------------- Revelado suave al hacer scroll -------------------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* -------------------- Accesibilidad -------------------- */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--silver);
  outline-offset: 3px;
}