/* Paleta «Azul noche elegante» y componentes compartidos. Diseñado primero para móvil. */
:root {
  --steel:#465c86;      /* Azul acero · color principal */
  --night:#202d50;      /* Azul noche */
  --mist:#aebbd0;       /* Azul niebla */
  --silver:#d8dce5;     /* Plata suave */
  --pearl:#f8f5f0;      /* Blanco perla */
  --white:#fdfcfa;
  --text:#202d50;
  --muted:#465c86;
  --line:#c9d0dc;
  --surround:#d8dce5;
  --shadow:rgba(20,28,52,.18);
  --serif:'Cormorant Garamond',Georgia,serif;
  --sans:'Montserrat',Arial,sans-serif;
  --script:'Great Vibes','Brush Script MT',cursive;
}

* {
  box-sizing:border-box;
}

html {
  scroll-behavior:smooth;
}

body {
  margin:0;
  background:var(--surround);
  color:var(--text);
  font-family:var(--serif);
  font-size:19px;
  line-height:1.55;
}

button,input,textarea {
  font:inherit;
}

button,a {
  -webkit-tap-highlight-color:transparent;
}

button {
  cursor:pointer;
}

a {
  color:inherit;
}

button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,.gallery:focus-visible {
  outline:3px solid var(--steel);
  outline-offset:5px;
}

.on-dark :focus-visible {
  outline-color:var(--mist);
}

.on-dark .event-card :focus-visible,.on-dark .reply-card :focus-visible {
  outline-color:var(--steel);
}

button:disabled {
  cursor:default;
}

h1,h2,h3,p,figure {
  margin:0;
}

h2 {
  font-size:clamp(2.2rem,8vw,2.8rem);
  font-weight:400;
  line-height:1.1;
}

h3 {
  font-weight:500;
  font-size:2rem;
  line-height:1.15;
}

em {
  font-weight:400;
}

p+p {
  margin-top:22px;
}

.invitation {
  width:100%;
  max-width:480px;
  margin:auto;
  overflow:hidden;
  background:var(--pearl);
  box-shadow:0 0 70px var(--shadow);
}

.section {
  padding:72px 34px;
  text-align:center;
}

.on-dark {
  background:var(--night);
  color:var(--pearl);
}

.eyebrow,.surname,.weekday {
  font-family:var(--sans);
  font-size:12px;
  font-weight:500;
  letter-spacing:.22em;
  line-height:1.8;
}

.eyebrow+h2 {
  margin-top:17px;
}

.script {
  font-family:var(--script);
  font-weight:400;
  line-height:1.2;
}

.surname {
  display:block;
  letter-spacing:.24em;
}

/* El arte botánico se enfría para armonizar con los azules. */
.botanical {
  position:relative;
  isolation:isolate;
  background:var(--pearl);
}

/* Las hojas pasan de verde a azul acero/plata: gris → tono cálido → giro al azul. */
.botanical::before,.botanical::after {
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
}

.botanical::before {
  background:url('images/botanical.webp') center/cover;
  filter:grayscale(1) sepia(.5) hue-rotate(185deg) saturate(1.5) contrast(1.05) brightness(1.03);
}

.botanical::after {
  background:
    radial-gradient(ellipse 62% 48% at 50% 54%,rgba(248,245,240,.92) 40%,rgba(248,245,240,0) 100%),
    linear-gradient(rgba(248,245,240,.25),rgba(248,245,240,.25));
}

.separator {
  display:block;
  width:56px;
  height:1px;
  background:var(--mist);
  margin:28px auto;
}

.star {
  display:block;
  color:var(--steel);
  font-size:31px;
  margin-bottom:22px;
}

/* ─── Portada: sobre azul noche con tarjeta perla y listón ─── */
.hero {
  position:relative;
  min-height:820px;
  min-height:max(780px,100svh);
  display:flex;
  align-items:center;
  flex-direction:column;
  text-align:center;
  padding:40px 22px 28px;
  background:
    radial-gradient(120% 60% at 50% 100%,rgba(70,92,134,.55),transparent 70%),
    var(--night);
}

.envelope-flap {
  position:absolute;
  inset:0 0 auto;
  height:260px;
  background:linear-gradient(180deg,#2c3c66,var(--steel));
  clip-path:polygon(0 0,100% 0,50% 100%);
}

.hero-intro {
  position:relative;
  margin-top:6px;
  font-size:10px;
  letter-spacing:.3em;
  color:var(--silver);
}

.hero-card {
  width:100%;
  margin-top:58px;
  padding:42px 24px 40px;
  color:var(--night);
  border-radius:3px;
  box-shadow:0 24px 50px rgba(8,12,28,.45),0 2px 6px rgba(8,12,28,.25);
  outline:1px solid var(--mist);
  outline-offset:-12px;
}

.occasion {
  display:flex;
  flex-direction:column;
  align-items:center;
}

.occasion .eyebrow {
  font-size:12px;
  letter-spacing:.42em;
  padding-left:.42em;
  color:var(--steel);
}

.xv {
  font-size:124px;
  line-height:1;
  font-weight:400;
  letter-spacing:-.06em;
  padding-right:.06em;
  color:var(--steel);
}

.ribbon {
  position:relative;
  height:16px;
  margin:26px -24px 34px;
  background:linear-gradient(180deg,#eef0f4,#c3cad7 45%,#e6e9ef 70%,#aab3c4);
  box-shadow:0 2px 4px rgba(32,45,80,.18);
}

.bow {
  position:absolute;
  left:50%;
  top:50%;
  width:124px;
  height:auto;
  transform:translate(-50%,-44%);
  filter:drop-shadow(0 3px 3px rgba(32,45,80,.25));
}

.hero h1 {
  margin:6px 0 22px;
  font-weight:400;
}

.hero-name {
  display:block;
  font-size:86px;
  color:var(--night);
}

.hero .surname {
  font-size:11px;
  color:var(--steel);
}

.hero-date {
  display:flex;
  align-items:center;
  justify-content:center;
  gap:18px;
  font:500 12px var(--sans);
  letter-spacing:.2em;
}

.hero-date strong {
  border-inline:1px solid var(--mist);
  padding:0 22px;
  font:500 48px var(--serif);
  letter-spacing:0;
  line-height:1.1;
}

.weekday {
  font-size:10px;
  margin-top:12px;
  color:var(--steel);
}

.scroll-cue {
  position:relative;
  margin-top:auto;
  padding-top:34px;
  text-decoration:none;
  font:11px var(--sans);
  letter-spacing:.12em;
  color:var(--mist);
}

.scroll-cue span {
  display:block;
  font:24px var(--serif);
  margin-top:6px;
  animation:float 2.4s ease-in-out infinite;
}

/* ─── Cuenta regresiva ─── */
.countdown-section {
  padding:44px 22px 38px;
  background:var(--steel);
  text-align:center;
}

.countdown-section>.eyebrow {
  font-size:9px;
  letter-spacing:.2em;
  color:var(--silver);
}

.countdown-section h2 {
  margin-top:12px;
  font-style:italic;
  font-size:38px;
}

.countdown {
  display:grid;
  grid-template-columns:repeat(4,1fr);
  margin:26px 0 20px;
}

.countdown>div+div {
  border-left:1px solid rgba(216,220,229,.4);
}

.countdown strong {
  display:block;
  font-size:46px;
  line-height:1;
  font-weight:400;
  font-variant-numeric:tabular-nums;
}

.countdown span {
  display:block;
  font:9px var(--sans);
  letter-spacing:.14em;
  margin-top:12px;
  color:var(--silver);
}

.countdown-note {
  font-size:17px;
  color:var(--silver);
  font-style:italic;
}

/* ─── Mensaje con sello ─── */
.message {
  padding-top:70px;
  padding-bottom:70px;
}

.seal {
  width:104px;
  height:104px;
  margin:0 auto 30px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:radial-gradient(circle at 35% 30%,#5a72a0,var(--steel) 45%,var(--night));
  box-shadow:0 0 0 5px var(--pearl),0 0 0 6px var(--mist),0 10px 22px var(--shadow);
  color:var(--pearl);
}

.seal .script {
  font-size:64px;
  line-height:1;
  transform:translate(-2px,4px);
}

.message>.eyebrow {
  font-size:10px;
  color:var(--steel);
}

.lead {
  font-size:27px;
  line-height:1.4;
}

.message .eyebrow+.lead {
  margin-top:20px;
}

.message-note {
  font-size:20px;
  font-style:italic;
  color:var(--muted);
}

/* ─── Celebración: tarjetas de papelería sobre azul noche ─── */
.celebration {
  padding-top:64px;
  background:
    radial-gradient(90% 40% at 50% 0%,rgba(70,92,134,.5),transparent 70%),
    var(--night);
}

.celebration>.eyebrow {
  color:var(--mist);
}

.celebration h2 {
  margin-bottom:34px;
}

.event-card {
  position:relative;
  background:var(--pearl);
  color:var(--night);
  padding:40px 30px 36px;
  margin-top:24px;
  border-radius:2px;
  box-shadow:0 18px 36px rgba(6,10,26,.4);
  outline:1px solid var(--mist);
  outline-offset:-10px;
}

.event-card .eyebrow {
  color:var(--steel);
}

.card-number {
  display:block;
  font-style:italic;
  font-size:26px;
  color:var(--steel);
  margin-bottom:10px;
}

.event-card .separator {
  margin:18px auto;
}

.event-card h3+p {
  margin-top:7px;
}

.event-date {
  margin:24px 0;
  font-size:20px;
}

.event-date strong {
  font-weight:500;
}

.event-time {
  display:inline-block;
  font-size:30px;
  margin-top:10px;
}

.reception {
  background:var(--silver);
  outline-color:var(--pearl);
}

/* ─── Botones ─── */
.button {
  display:flex;
  align-items:center;
  justify-content:center;
  gap:14px;
  width:100%;
  min-height:50px;
  border:1px solid var(--night);
  background:var(--night);
  color:var(--pearl);
  padding:15px 14px;
  font:500 11px/1.6 var(--sans);
  letter-spacing:.12em;
  text-decoration:none;
  transition:background .2s,color .2s,transform .2s;
}

.button:hover {
  background:var(--steel);
  border-color:var(--steel);
  color:var(--white);
  transform:translateY(-2px);
}

.button-outline {
  background:transparent;
  color:var(--night);
}

.button span {
  font-size:18px;
  line-height:1;
}

.field-note {
  font:12px/1.6 var(--sans);
  color:var(--muted);
  margin-top:13px;
}

/* ─── Frase ─── */
.dream {
  position:relative;
  background:linear-gradient(180deg,var(--silver),#e7e9ef);
  padding-top:62px;
  padding-bottom:66px;
}

.dream h2 {
  font-size:64px;
  line-height:1.12;
  color:var(--night);
}

.dream h2 em {
  color:var(--steel);
}

.dream p {
  margin-top:28px;
  font-size:20px;
}

/* ─── Galería ─── */
.gallery-section {
  padding-inline:0;
}

.gallery-section>h2,.gallery-section>.eyebrow {
  padding-inline:25px;
}

.gallery-section>.eyebrow {
  color:var(--steel);
}

.gallery {
  display:flex;
  gap:16px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:34px 34px 8px;
  scrollbar-width:thin;
  scrollbar-color:var(--mist) transparent;
}

.photo {
  position:relative;
  flex:0 0 88%;
  scroll-snap-align:center;
  min-width:0;
}

.photo-placeholder {
  height:340px;
  background:linear-gradient(160deg,var(--silver),var(--mist));
  border-radius:150px 150px 2px 2px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  gap:22px;
  outline:1px solid rgba(248,245,240,.8);
  outline-offset:-9px;
}

.photo-placeholder .script {
  font-size:85px;
  color:var(--steel);
}

.photo-placeholder>span:last-child {
  font:9px var(--sans);
  letter-spacing:.16em;
  color:var(--night);
}

.photo img {
  display:none;
  position:absolute;
  inset:0;
  width:100%;
  height:340px;
  object-fit:cover;
  border-radius:150px 150px 2px 2px;
}

.photo.has-image img {
  display:block;
}

.photo.has-image .photo-placeholder {
  visibility:hidden;
}

.photo figcaption {
  display:flex;
  gap:15px;
  font-size:15px;
  color:var(--steel);
  padding:13px 2px;
}

.photo figcaption span {
  color:var(--text);
  font-style:italic;
}

.gallery-controls {
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin:15px 34px 0;
}

.gallery-controls span {
  font:9px var(--sans);
  letter-spacing:.13em;
  color:var(--muted);
}

.gallery-controls button {
  width:44px;
  height:44px;
  border:1px solid var(--mist);
  background:transparent;
  color:var(--night);
  border-radius:50%;
  font-size:20px;
  transition:background .2s,color .2s;
}

.gallery-controls button:hover {
  background:var(--night);
  color:var(--pearl);
}

/* ─── Código de vestimenta ─── */
.dress-code {
  padding-top:64px;
  padding-bottom:66px;
}

.dress-code>.eyebrow {
  color:var(--steel);
}

.dress-code h2 {
  font-size:58px;
  font-style:italic;
}

.dress-code .separator {
  margin:24px auto 28px;
}

.reserved {
  display:flex;
  align-items:center;
  gap:20px;
  text-align:left;
  max-width:330px;
  margin:auto;
  padding:20px 22px;
  background:var(--white);
  outline:1px solid var(--silver);
}

.swatch {
  flex:0 0 52px;
  height:52px;
  border-radius:50%;
  background:radial-gradient(circle at 35% 30%,#5a72a0,var(--steel) 45%,var(--night));
  box-shadow:0 0 0 4px var(--white),0 0 0 5px var(--mist);
}

.reserved p {
  font-size:18px;
  line-height:1.4;
}

.reserved strong {
  font-weight:600;
  color:var(--steel);
}

/* ─── Confirmación: tarjeta de respuesta ─── */
.rsvp {
  background:
    radial-gradient(100% 70% at 50% 50%,rgba(174,187,208,.18),transparent 70%),
    var(--steel);
  padding:60px 24px;
}

.reply-card {
  background:var(--pearl);
  color:var(--night);
  padding:48px 28px 36px;
  border-radius:2px;
  box-shadow:0 20px 40px rgba(10,16,36,.35);
  outline:1px solid var(--mist);
  outline-offset:-10px;
}

.reply-card>.eyebrow {
  font-size:10px;
  color:var(--steel);
}

.rsvp h2 {
  font-size:46px;
  margin-bottom:20px;
}

.rsvp h2 em {
  font-family:var(--script);
  font-size:1.15em;
  color:var(--steel);
}

.reply-card>.button {
  margin-top:28px;
}

.calendar-button {
  background:transparent;
  border:0;
  border-bottom:1px solid var(--mist);
  padding:15px 0;
  color:var(--night);
  font:500 10px/1.8 var(--sans);
  letter-spacing:.12em;
  margin-top:18px;
  min-height:44px;
}

.calendar-button span {
  font-size:18px;
  margin-right:8px;
}

/* ─── Libro de firmas ─── */
.guestbook>p {
  margin-top:20px;
}

.guestbook form {
  margin-top:28px;
  text-align:left;
}

.guestbook label {
  display:block;
  font:500 11px var(--sans);
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--steel);
  margin:20px 0 9px;
}

.guestbook input,.guestbook textarea {
  width:100%;
  border:1px solid var(--line);
  border-radius:0;
  background:var(--white);
  padding:14px;
  color:var(--text);
  font:16px/1.5 var(--serif);
  transition:border-color .2s;
}

.guestbook input:focus,.guestbook textarea:focus {
  border-color:var(--steel);
}

.guestbook input::placeholder,.guestbook textarea::placeholder {
  color:#6d7c98;
}

.guestbook textarea {
  resize:vertical;
  min-height:125px;
}

.guestbook form .button {
  margin-top:18px;
}

.guestbook .field-note {
  text-align:center;
}

.guest-messages {
  display:grid;
  gap:15px;
  margin-top:27px;
  text-align:left;
  max-height:600px;
  overflow:auto;
}

.guest-entry {
  border-top:1px solid var(--line);
  padding-top:19px;
  overflow-wrap:anywhere;
}

.guest-entry h3 {
  font-size:23px;
}

.guest-entry p {
  white-space:pre-wrap;
  font-size:18px;
  margin-top:8px;
}

.guest-entry time {
  font:10px var(--sans);
  color:var(--muted);
}

/* ─── Cierre: reverso del sobre ─── */
.footer {
  position:relative;
  padding:118px 30px 48px;
}

.footer::before {
  content:"";
  position:absolute;
  inset:0 0 auto;
  height:72px;
  background:var(--pearl);
  clip-path:polygon(0 0,100% 0,50% 100%);
}

.footer-kicker {
  font-family:var(--script);
  font-size:30px;
  color:var(--mist);
}

.footer-thanks {
  font-size:24px;
  line-height:1.35;
}

.footer .script {
  display:block;
  font-size:76px;
  margin-top:22px;
}

.footer-line {
  display:block;
  width:70%;
  height:1px;
  margin:10px auto 18px;
  background:linear-gradient(90deg,transparent,var(--mist),transparent);
}

.footer .eyebrow {
  font-size:10px;
  color:var(--mist);
}

/* ─── Elementos flotantes ─── */
.music-button {
  position:fixed;
  right:max(16px,calc((100vw - 480px)/2 + 16px));
  bottom:calc(18px + env(safe-area-inset-bottom));
  z-index:5;
  border:1px solid var(--mist);
  border-radius:50%;
  width:49px;
  height:49px;
  background:var(--night);
  color:var(--pearl);
  box-shadow:0 3px 15px var(--shadow);
  font-size:23px;
  display:grid;
  place-items:center;
}

.music-button.is-playing {
  background:var(--pearl);
  color:var(--night);
  border-color:var(--night);
}

.music-button.is-playing span {
  animation:music-pulse 2s ease-in-out infinite;
}

.toast {
  position:fixed;
  bottom:83px;
  left:50%;
  transform:translateX(-50%) translateY(12px);
  max-width:390px;
  width:calc(100% - 40px);
  padding:15px 19px;
  background:var(--night);
  color:var(--pearl);
  border:1px solid var(--steel);
  font:13px/1.6 var(--sans);
  box-shadow:0 5px 20px var(--shadow);
  z-index:9;
  opacity:0;
  visibility:hidden;
  transition:.2s;
  text-align:center;
}

.toast.is-visible {
  opacity:1;
  visibility:visible;
  transform:translateX(-50%) translateY(0);
}

.skip-link {
  position:fixed;
  top:8px;
  left:8px;
  z-index:20;
  background:var(--pearl);
  padding:10px;
  transform:translateY(-160%);
}

.skip-link:focus {
  transform:translateY(0);
}

.reveal.is-pending {
  opacity:0;
  transform:translateY(18px);
  transition:opacity .8s ease,transform .8s ease;
}

.reveal.is-visible {
  opacity:1;
  transform:translateY(0);
}

@keyframes float {
  50% {
    transform:translateY(5px);
  }
}

@keyframes music-pulse {
  50% {
    transform:scale(1.15);
  }
}

@media(min-width:600px) {
  body {
    padding:25px 0;
  }
  .hero {
    min-height:850px;
  }
}

@media(max-width:360px) {
  .section {
    padding-inline:22px;
  }
  .hero {
    padding-inline:16px;
  }
  .hero-card {
    padding-inline:18px;
  }
  .ribbon {
    margin-inline:-18px;
  }
  .xv {
    font-size:104px;
  }
  .hero-name {
    font-size:70px;
  }
  .countdown strong {
    font-size:38px;
  }
  .surname {
    letter-spacing:.17em;
  }
  .hero-date {
    gap:12px;
  }
  .hero-date strong {
    padding:0 16px;
  }
  .dream h2 {
    font-size:56px;
  }
  .rsvp {
    padding-inline:16px;
  }
  .reply-card {
    padding-inline:20px;
  }
}

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