/* =========================================================================
   Nicolle Medina — Invitación XV Años
   Paleta y atmósfera inspiradas en la elegancia sureña, nenúfares y noches
   de bayou: verde esmeralda, dorado satinado y papel fino color marfil.
   ========================================================================= */

:root {
  /* ---- Color: verdes ---- */
  --verde-esmeralda:  #163C31;
  --verde-bosque:     #22503F;
  --verde-oliva:      #5C6B3F;

  /* ---- Color: neutros cálidos ---- */
  --marfil:           #F6F1E4;
  --champagne:        #E7DBB9;
  --blanco-calido:    #FBF8F0;

  /* ---- Color: acento dorado ---- */
  --dorado:           #B8934F;
  --dorado-claro:     #D8BC80;
  --dorado-brillo:    #EFDCA8;

  /* ---- Texto ---- */
  --texto-principal:  #1C2A20;
  --texto-suave:      #3E4F41;
  --texto-sobre-oscuro: #F3ECDA;

  /* ---- Tipografía ---- */
  --font-caligrafica: 'Alex Brush', cursive;
  --font-serif:       'Cormorant Garamond', serif;
  --font-sans:        'Jost', sans-serif;

  /* ---- Espaciado fluido ---- */
  --space-xs: clamp(0.5rem, 1vw, 0.75rem);
  --space-s:  clamp(1rem, 2vw, 1.5rem);
  --space-m:  clamp(1.75rem, 4vw, 3rem);
  --space-l:  clamp(3rem, 7vw, 5.5rem);
  --space-xl: clamp(4.5rem, 10vw, 8rem);

  /* ---- Otros ---- */
  --radius-s: 10px;
  --radius-m: 18px;
  --max-width: 720px;
  --ease-elegant: cubic-bezier(0.22, 1, 0.36, 1);
}

/* =========================================================================
   Reset ligero
   ========================================================================= */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 300;
  color: var(--texto-principal);
  background-color: var(--marfil);
  /* Textura de papel fino: ruido sutil + veta suave, generado con gradientes,
     sin depender de ninguna imagen externa. */
  background-image:
    radial-gradient(circle at 20% 20%, rgba(184, 147, 79, 0.05), transparent 45%),
    radial-gradient(circle at 80% 60%, rgba(34, 80, 63, 0.05), transparent 50%),
    repeating-linear-gradient(115deg, rgba(28, 42, 32, 0.015) 0px, rgba(28, 42, 32, 0.015) 1px, transparent 1px, transparent 3px);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--verde-esmeralda);
  color: var(--texto-sobre-oscuro);
  padding: 0.75rem 1.25rem;
  z-index: 999;
}
.skip-link:focus {
  left: var(--space-s);
  top: var(--space-s);
}

:focus-visible {
  outline: 2px solid var(--dorado);
  outline-offset: 3px;
}

/* =========================================================================
   Decoración de esquinas (florales, muy discretas)
   ========================================================================= */
.corner-decor {
  position: fixed;
  width: clamp(80px, 14vw, 160px);
  height: clamp(80px, 14vw, 160px);
  pointer-events: none;
  z-index: 1;
  opacity: 0.5;
  background-repeat: no-repeat;
  background-size: contain;
}
.corner-decor--tl {
  top: 0; left: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 160 160'%3E%3Cg fill='none' stroke='%23B8934F' stroke-width='1'%3E%3Cpath d='M0 40 C 30 40, 40 10, 70 0'/%3E%3Cpath d='M0 70 C 40 70, 60 30, 100 20'/%3E%3Ccircle cx='72' cy='2' r='3'/%3E%3Ccircle cx='102' cy='22' r='2'/%3E%3C/g%3E%3C/svg%3E");
}
.corner-decor--br {
  bottom: 0; right: 0;
  transform: rotate(180deg);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 160 160'%3E%3Cg fill='none' stroke='%23B8934F' stroke-width='1'%3E%3Cpath d='M0 40 C 30 40, 40 10, 70 0'/%3E%3Cpath d='M0 70 C 40 70, 60 30, 100 20'/%3E%3Ccircle cx='72' cy='2' r='3'/%3E%3Ccircle cx='102' cy='22' r='2'/%3E%3C/g%3E%3C/svg%3E");
}

/* =========================================================================
   HERO
   ========================================================================= */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  color: var(--texto-sobre-oscuro);
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(180deg, rgba(10, 22, 17, 0.55) 0%, rgba(10, 22, 17, 0.72) 55%, rgba(10, 22, 17, 0.88) 100%),
    radial-gradient(ellipse at 50% 15%, rgba(184, 147, 79, 0.25), transparent 55%),
    radial-gradient(ellipse at 15% 85%, rgba(92, 107, 63, 0.55), transparent 60%),
    radial-gradient(ellipse at 85% 90%, rgba(22, 60, 49, 0.7), transparent 65%),
    linear-gradient(160deg, #0E251D 0%, #163C31 45%, #22503F 100%);
  will-change: transform;
}

/* Si se habilita una imagen real de banner vía config.js, se superpone
   como fondo detrás del degradado (la clase la añade main.js). */
.hero__bg.hero__bg--photo {
  background-image:
    linear-gradient(180deg, rgba(10, 22, 17, 0.55) 0%, rgba(10, 22, 17, 0.75) 60%, rgba(10, 22, 17, 0.9) 100%),
    var(--banner-photo);
  background-size: cover;
  background-position: center;
}

.hero__fireflies {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}
.firefly {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--dorado-brillo);
  box-shadow: 0 0 8px 2px rgba(239, 220, 168, 0.8);
  opacity: 0;
  animation: firefly-drift linear infinite;
}
@keyframes firefly-drift {
  0%   { opacity: 0; transform: translate(0, 0); }
  10%  { opacity: 0.9; }
  50%  { opacity: 0.4; transform: translate(14px, -26px); }
  90%  { opacity: 0.8; }
  100% { opacity: 0; transform: translate(-8px, -52px); }
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: var(--space-m);
  max-width: 90vw;
}

.hero__eyebrow {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(0.85rem, 2vw, 1.05rem);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dorado-claro);
  margin: 0 0 var(--space-s);
}

.hero__name {
  font-family: var(--font-caligrafica);
  font-weight: 400;
  font-size: clamp(3.75rem, 13vw, 8.5rem);
  line-height: 1;
  margin: 0;
  color: var(--blanco-calido);
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.35);
}

.hero__tagline {
  font-family: var(--font-serif);
  font-size: clamp(1.15rem, 3vw, 1.6rem);
  letter-spacing: 0.06em;
  margin: var(--space-xs) 0 0;
  color: var(--texto-sobre-oscuro);
}

.hero__ornament {
  width: clamp(120px, 24vw, 200px);
  margin: var(--space-m) auto 0;
  color: var(--dorado-claro);
}
.hero__ornament svg { width: 100%; height: auto; display: block; }

.hero__scroll {
  position: absolute;
  bottom: var(--space-m);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--champagne);
  font-size: 0.85rem;
  opacity: 0.85;
}
.hero__scroll span {
  width: 1px;
  height: 28px;
  background: linear-gradient(180deg, transparent, var(--dorado-claro));
}
.hero__scroll i { animation: scroll-bounce 2.4s ease-in-out infinite; font-size: 0.8rem; }
@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50% { transform: translateY(6px); opacity: 1; }
}

/* =========================================================================
   Reveal animations (fade in / slide up al hacer scroll)
   ========================================================================= */
.reveal-fade {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 1s var(--ease-elegant), transform 1s var(--ease-elegant);
}
.reveal-fade.is-visible { opacity: 1; transform: translateY(0); }
.reveal-fade[data-delay="0"] { transition-delay: 0.1s; }
.reveal-fade[data-delay="1"] { transition-delay: 0.45s; }
.reveal-fade[data-delay="2"] { transition-delay: 0.85s; }
.reveal-fade[data-delay="3"] { transition-delay: 1.15s; }

.reveal-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease-elegant), transform 0.9s var(--ease-elegant);
}
.reveal-up.is-visible { opacity: 1; transform: translateY(0); }

/* =========================================================================
   Secciones genéricas
   ========================================================================= */
.section {
  position: relative;
  padding: var(--space-xl) var(--space-s);
}
.section__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  text-align: center;
}
.section__eyebrow {
  font-family: var(--font-serif);
  font-style: italic;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.85rem;
  color: var(--verde-oliva);
  margin: 0 0 var(--space-xs);
}
.section__title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(2rem, 5vw, 2.75rem);
  color: var(--verde-esmeralda);
  margin: 0 0 var(--space-m);
  letter-spacing: 0.02em;
}

.divider {
  max-width: 300px;
  margin: 0 auto;
  color: var(--dorado);
  opacity: 0.6;
}
.divider svg { width: 100%; height: auto; display: block; }

/* =========================================================================
   Invitados
   ========================================================================= */
.guests__family {
  font-family: var(--font-caligrafica);
  font-size: clamp(2.75rem, 7vw, 4.25rem);
  color: var(--verde-esmeralda);
  margin: 0;
  line-height: 1.05;
}
.guests__count {
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 2.4vw, 1.3rem);
  color: var(--texto-suave);
  margin-top: var(--space-xs);
}

/* =========================================================================
   Detalles
   ========================================================================= */
.details__card {
  background: rgba(255, 255, 255, 0.35);
  border: 1px solid rgba(184, 147, 79, 0.35);
  border-radius: var(--radius-m);
  padding: var(--space-l) var(--space-m);
  backdrop-filter: blur(2px);
}
.details__icon {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  color: var(--dorado);
  margin-bottom: var(--space-s);
}
.details__date {
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 3.4vw, 1.75rem);
  color: var(--verde-esmeralda);
  margin: 0;
}
.details__time {
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--texto-suave);
  margin: 0.25rem 0 var(--space-m);
  letter-spacing: 0.04em;
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  border: 1px solid var(--dorado);
  cursor: pointer;
  transition: background 0.4s var(--ease-elegant), color 0.4s var(--ease-elegant), transform 0.3s var(--ease-elegant), box-shadow 0.4s var(--ease-elegant);
}
.btn:hover, .btn:focus-visible { transform: translateY(-2px); }

.btn--outline {
  background: transparent;
  color: var(--verde-esmeralda);
}
.btn--outline:hover, .btn--outline:focus-visible {
  background: var(--verde-esmeralda);
  color: var(--texto-sobre-oscuro);
  border-color: var(--verde-esmeralda);
}

.btn--solid {
  background: var(--verde-esmeralda);
  color: var(--texto-sobre-oscuro);
  border-color: var(--verde-esmeralda);
  box-shadow: 0 8px 24px rgba(22, 60, 49, 0.25);
}
.btn--solid:hover, .btn--solid:focus-visible {
  background: var(--verde-bosque);
  box-shadow: 0 10px 30px rgba(22, 60, 49, 0.35);
}

/* Menú de calendario */
.calendar-menu { position: relative; display: inline-block; }
.calendar-menu__list {
  list-style: none;
  margin: 0.6rem 0 0;
  padding: 0.4rem;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  min-width: 220px;
  background: var(--blanco-calido);
  border: 1px solid rgba(184, 147, 79, 0.4);
  border-radius: var(--radius-s);
  box-shadow: 0 12px 30px rgba(22, 60, 49, 0.18);
  z-index: 5;
}
.calendar-menu__list[hidden] { display: none; }
.calendar-menu__list li a {
  display: block;
  padding: 0.65rem 0.9rem;
  border-radius: 6px;
  font-size: 0.92rem;
  color: var(--texto-principal);
  transition: background 0.25s;
}
.calendar-menu__list li a:hover,
.calendar-menu__list li a:focus-visible { background: rgba(184, 147, 79, 0.15); }

/* =========================================================================
   Cuenta regresiva
   ========================================================================= */
.countdown__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(0.6rem, 2vw, 1.25rem);
  max-width: 560px;
  margin: 0 auto;
}
.countdown__block {
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid rgba(184, 147, 79, 0.35);
  border-radius: var(--radius-m);
  padding: clamp(0.9rem, 3vw, 1.5rem) 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
}
.countdown__value {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(1.6rem, 5.5vw, 2.6rem);
  color: var(--verde-esmeralda);
  font-variant-numeric: tabular-nums;
  transition: opacity 0.3s var(--ease-elegant), transform 0.3s var(--ease-elegant);
}
.countdown__value.is-updating {
  opacity: 0.35;
  transform: translateY(-4px);
}
.countdown__label {
  font-family: var(--font-sans);
  font-size: clamp(0.65rem, 2vw, 0.8rem);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--texto-suave);
}
.countdown__arrived {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.5rem, 4vw, 2rem);
  color: var(--dorado);
  margin-top: var(--space-m);
}

/* =========================================================================
   Ubicación
   ========================================================================= */
.location__icon {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  color: var(--dorado);
  margin-bottom: var(--space-s);
  display: block;
}
.location__link {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 3.6vw, 1.9rem);
  color: var(--verde-esmeralda);
  border-bottom: 1px solid var(--dorado);
  padding-bottom: 2px;
  transition: color 0.3s, border-color 0.3s;
}
.location__link:hover, .location__link:focus-visible {
  color: var(--dorado);
  border-color: var(--verde-esmeralda);
}
.location__address {
  margin-top: var(--space-xs);
  color: var(--texto-suave);
  font-size: 0.95rem;
}

/* =========================================================================
   RSVP
   ========================================================================= */
.rsvp__text {
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 2.6vw, 1.3rem);
  color: var(--texto-suave);
  line-height: 1.6;
  margin: 0 0 var(--space-m);
}
.rsvp__btn { font-size: 1rem; }
.rsvp__btn i { font-size: 1.1rem; }

/* =========================================================================
   Footer
   ========================================================================= */
.footer {
  text-align: center;
  padding: var(--space-l) var(--space-s);
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--verde-oliva);
  font-size: 0.95rem;
}

/* =========================================================================
   Responsive — tablet / escritorio / ultrawide
   ========================================================================= */
@media (min-width: 640px) {
  .countdown__grid { max-width: 640px; }
}

@media (min-width: 900px) {
  .section { padding: var(--space-xl) var(--space-m); }
  .details__card { padding: var(--space-xl) var(--space-l); }
}

@media (min-width: 1400px) {
  :root { --max-width: 820px; }
  .hero__name { font-size: clamp(6rem, 9vw, 10rem); }
}