/* ==========================================
   1. SISTEMA DE DISEÑO Y VARIABLES
   ========================================== */
:root {
    --color-fondo: #FDFDFD;
    --color-texto-oscuro: #2D3748;
    --color-texto-claro: #718096;
    
    --color-rosa: #F4C2C2;
    --color-azul: #89CFF0;
    --color-acento: #B39DDB;
    
    /* Variables para Glassmorphism */
    --bg-cristal: rgba(255, 255, 255, 0.65);
    --borde-cristal: 1px solid rgba(255, 255, 255, 0.8);
    --blur-cristal: blur(12px);
    
    --fuente-titulos: 'Playfair Display', serif;
    --fuente-textos: 'Poppins', sans-serif;
    
    --sombra-elegante: 0 10px 25px rgba(0,0,0,0.05);
    --sombra-flotante: 0 20px 40px rgba(0,0,0,0.08);
}

/* ==========================================
   2. RESET Y REGLA DE ORO ANTI-BUGS
   ========================================== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { 
    font-family: var(--fuente-textos); 
    background-color: var(--color-fondo); 
    /* TEXTURA PREMIUM TIPO ACUARELA / PAPEL */
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.05'/%3E%3C/svg%3E");
    color: var(--color-texto-oscuro); 
    line-height: 1.6; overflow-x: hidden; 
    -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }

/* Contenedor Mobile-First */
.contenedor { width: 100%; padding: 0 20px; margin: 0 auto; max-width: 800px; position: relative; z-index: 10; }
.seccion-padding { padding: 70px 0; position: relative; }
.seccion-titulo { font-family: var(--fuente-titulos); font-size: 2.2rem; text-align: center; margin-bottom: 10px; color: var(--color-texto-oscuro); }
.seccion-subtitulo { text-align: center; font-size: 0.95rem; color: var(--color-texto-claro); margin-bottom: 45px; }

/* ==========================================
   2.5 FONDO ANIMADO: LUCES, GLOBOS Y CHUPONES
   ========================================== */
.bg-animado {
    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; z-index: 0; overflow: hidden; pointer-events: none;
}

/* Luces suaves difuminadas */
.orbe {
    position: absolute; border-radius: 50%; filter: blur(70px); opacity: 0.35;
    will-change: transform; -webkit-backface-visibility: hidden; backface-visibility: hidden; transform: translateZ(0);
}
.orbe-rosa { width: 350px; height: 350px; background: var(--color-rosa); top: -10%; left: -10%; animation: flotarOrbeRosa 18s alternate ease-in-out infinite; }
.orbe-azul { width: 400px; height: 400px; background: var(--color-azul); bottom: -10%; right: -10%; animation: flotarOrbeAzul 22s alternate-reverse ease-in-out infinite; }

/* Elementos temáticos (Globos y Chupones) */
.elemento-tema {
    position: absolute; opacity: 0.25; /* Opacidad sutil para que no opaque el texto */
    will-change: transform; -webkit-backface-visibility: hidden; backface-visibility: hidden; transform: translateZ(0);
}
.svg-globo { width: 45px; height: auto; }
.svg-chupon { width: 35px; height: auto; }

/* Posiciones y colores */
.el-1 { top: 15%; left: 10%; color: var(--color-rosa); animation: derivarDer 20s alternate ease-in-out infinite; }
.el-2 { top: 60%; right: 15%; color: var(--color-azul); animation: derivarIzq 25s alternate-reverse ease-in-out infinite; }
.el-3 { top: 80%; left: 20%; color: var(--color-azul); animation: derivarDer 22s alternate ease-in-out infinite; }
.el-4 { top: 25%; right: 10%; color: var(--color-rosa); animation: derivarIzq 18s alternate-reverse ease-in-out infinite; }
.el-5 { top: 45%; left: 80%; color: var(--color-acento); animation: derivarArriba 24s alternate ease-in-out infinite; }

/* Animaciones Anti-Bugs (Puros translate3d) */
@keyframes flotarOrbeRosa { 0% { transform: translate3d(0, 0, 0); } 100% { transform: translate3d(20vw, 30vh, 0); } }
@keyframes flotarOrbeAzul { 0% { transform: translate3d(0, 0, 0); } 100% { transform: translate3d(-30vw, -20vh, 0); } }

@keyframes derivarDer { 
    0% { transform: translate3d(0, 0, 0) rotate(-10deg); } 
    100% { transform: translate3d(15vw, -20vh, 0) rotate(15deg); } 
}
@keyframes derivarIzq { 
    0% { transform: translate3d(0, 0, 0) rotate(10deg); } 
    100% { transform: translate3d(-15vw, -25vh, 0) rotate(-15deg); } 
}
@keyframes derivarArriba { 
    0% { transform: translate3d(0, 0, 0) rotate(-5deg); } 
    100% { transform: translate3d(-10vw, -35vh, 0) rotate(10deg); } 
}

/* ==========================================
   3. PRELOADER Y MÚSICA
   ========================================== */
#preloader { 
    position: fixed; top: 0; left: 0; width: 100%; height: 100%; 
    background-color: var(--color-fondo); background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.05'/%3E%3C/svg%3E");
    z-index: 99999; display: flex; flex-direction: column; justify-content: center; align-items: center; 
    transition: opacity 0.8s ease, visibility 0.8s ease; 
}
#preloader.oculto { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-icono { font-size: 3rem; color: var(--color-acento); margin-bottom: 15px; }
.loader-texto { 
    font-family: var(--fuente-titulos); font-size: 1.5rem; letter-spacing: 2px;
    animation: pulsoNitido 2s infinite ease-in-out;
    will-change: transform, opacity; -webkit-backface-visibility: hidden; backface-visibility: hidden; transform: translateZ(0);
}
@keyframes pulsoNitido { 0%, 100% { opacity: 1; transform: translate3d(0, 0, 0); } 50% { opacity: 0.5; transform: translate3d(0, -3px, 0); } }

#btn-musica { 
    position: fixed; bottom: 25px; right: 25px; width: 55px; height: 55px; 
    background: var(--bg-cristal); backdrop-filter: var(--blur-cristal); -webkit-backdrop-filter: var(--blur-cristal);
    border: var(--borde-cristal); border-radius: 50%; 
    display: flex; justify-content: center; align-items: center; z-index: 9990; 
    cursor: pointer; font-size: 1.8rem; color: var(--color-acento); box-shadow: var(--sombra-elegante);
}
.girar { animation: girarDisco 4s linear infinite; }
@keyframes girarDisco { 100% { transform: rotate(360deg); } }

/* ==========================================
   4. ANIMACIONES SCROLL
   ========================================== */
.fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 150ms; }
.delay-2 { transition-delay: 300ms; }

/* ==========================================
   5. PORTADA (HERO)
   ========================================== */
.hero { 
    position: relative; min-height: 100vh; display: flex; align-items: center; justify-content: center; 
    overflow: hidden; padding: 20px; z-index: 10;
}

.hero-card {
    background: var(--bg-cristal); backdrop-filter: var(--blur-cristal); -webkit-backdrop-filter: var(--blur-cristal);
    border: var(--borde-cristal); border-radius: 24px; padding: 50px 30px;
    text-align: center; width: 100%; max-width: 450px; position: relative; z-index: 2;
    animation: flotacionElegante 6s ease-in-out infinite;
    will-change: transform; -webkit-backface-visibility: hidden; backface-visibility: hidden; transform: translateZ(0);
}
.hero-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; border-radius: inherit;
    box-shadow: var(--sombra-flotante); opacity: 0; z-index: -1; pointer-events: none;
    animation: sombraFlotante 6s ease-in-out infinite; will-change: opacity;
}
@keyframes flotacionElegante { 0%, 100% { transform: translate3d(0, 0, 0); } 50% { transform: translate3d(0, -12px, 0); } }
@keyframes sombraFlotante { 0%, 100% { opacity: 0; } 50% { opacity: 1; } }

.hero-tag { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 4px; color: var(--color-texto-claro); margin-bottom: 15px; }
.hero-title { font-size: 3.5rem; line-height: 1.1; margin-bottom: 20px; color: var(--color-texto-oscuro); text-shadow: 2px 2px 4px rgba(255,255,255,0.6);}
.hero-names { font-family: var(--fuente-textos); font-size: 1.1rem; font-weight: 500; color: var(--color-acento); margin-bottom: 10px; }
.hero-date { font-size: 0.95rem; color: var(--color-texto-claro); }

.divisor { display: flex; align-items: center; justify-content: center; gap: 10px; margin: 25px 0; }
.divisor-line { height: 1px; background: rgba(0,0,0,0.1); flex-grow: 1; }
.divisor-icon { color: var(--color-acento); font-size: 1.2rem; }

/* ==========================================
   6. ELEMENTOS GLASSMORPHISM
   ========================================== */
.glass-panel {
    background: var(--bg-cristal); backdrop-filter: var(--blur-cristal); -webkit-backdrop-filter: var(--blur-cristal);
    border: var(--borde-cristal); box-shadow: var(--sombra-elegante);
}

/* ==========================================
   7. ITINERARIO
   ========================================== */
.timeline { position: relative; max-width: 400px; margin: 0 auto; padding-left: 30px; }
.timeline::before { content: ''; position: absolute; top: 0; bottom: 0; left: 8px; width: 2px; background: rgba(179, 157, 219, 0.3); }

.timeline-item { position: relative; margin-bottom: 35px; background: rgba(255,255,255,0.5); padding: 15px 20px; border-radius: 12px; border: 1px solid rgba(255,255,255,0.6); }
.timeline-item:last-child { margin-bottom: 0; }
.timeline-punto { 
    position: absolute; left: -31px; top: 20px; width: 20px; height: 20px; 
    background: var(--color-fondo); border: 4px solid var(--color-acento); border-radius: 50%; box-shadow: 0 0 10px rgba(179, 157, 219, 0.4);
}
.timeline-item:nth-child(even) .timeline-punto { border-color: var(--color-azul); }
.timeline-item:nth-child(odd) .timeline-punto { border-color: var(--color-rosa); }

.timeline-hora { font-family: var(--fuente-titulos); font-size: 1.2rem; font-weight: 600; color: var(--color-texto-oscuro); margin-bottom: 5px; line-height: 1; }
.timeline-desc { font-size: 0.95rem; color: var(--color-texto-claro); }

/* ==========================================
   8. GALERÍA FOTOGRÁFICA
   ========================================== */
.galeria-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; padding: 10px; }
.foto-item { 
    border-radius: 16px; overflow: hidden; box-shadow: var(--sombra-flotante); 
    aspect-ratio: 1/1; position: relative; border: 4px solid;
    /* REGLA ANTI-BUGS: Flotación fluida con translate3d y GPU Rendering */
    animation: flotarFoto 6s ease-in-out infinite;
    will-change: transform; -webkit-backface-visibility: hidden; backface-visibility: hidden; transform: translateZ(0);
}

/* Marcos Rosa y Celeste asignados por clases para animaciones seguras */
.foto-item.marco-rosa { border-color: var(--color-rosa); }
.foto-item.marco-azul { border-color: var(--color-azul); }

/* Tiempos desfasados para un movimiento orgánico asignados por clases */
.foto-item.t-1 { animation-delay: 0s; }
.foto-item.t-2 { animation-delay: 1.5s; }
.foto-item.t-3 { animation-delay: 0.8s; }
.foto-item.t-4 { animation-delay: 2.2s; }
.foto-item.t-5 { animation-delay: 1.2s; }
.foto-item.t-6 { animation-delay: 0.5s; }

@keyframes flotarFoto {
    0%, 100% { transform: translate3d(0, 0, 0); }
    50% { transform: translate3d(0, -10px, 0); }
}

.foto-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.foto-item:hover img { transform: scale(1.1); }

/* ==========================================
   9. DRESS CODE & REGALOS
   ========================================== */
.info-card { 
    border-radius: 20px; padding: 35px 25px; text-align: center;
    margin-bottom: 30px; transition: transform 0.3s ease;
}
.info-card:hover { transform: translate3d(0, -5px, 0); }
.info-icono { font-size: 2.5rem; color: var(--color-acento); margin-bottom: 15px; }
.info-titulo { font-family: var(--fuente-titulos); font-size: 1.6rem; margin-bottom: 12px; }
.info-texto { font-size: 0.95rem; color: var(--color-texto-claro); line-height: 1.6; }

.equipos-colores { display: flex; justify-content: center; gap: 20px; margin-top: 20px; }
.equipo { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.circulo-color { width: 45px; height: 45px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: white; font-size: 1.3rem; border: 2px solid white;}
.circulo-rosa { background: var(--color-rosa); box-shadow: 0 5px 15px rgba(244,194,194,0.5); }
.circulo-azul { background: var(--color-azul); box-shadow: 0 5px 15px rgba(137,207,240,0.5); }
.equipo span { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 1px; font-weight: 500; }

/* ==========================================
   10. CUENTA REGRESIVA
   ========================================== */
.countdown-grid { display: flex; justify-content: center; gap: 10px; margin: 0 auto; max-width: 400px; }
.countdown-box { 
    flex: 1; padding: 15px 5px; border-radius: 12px; text-align: center;
    border-top: 3px solid var(--color-acento);
}
.countdown-box:nth-child(even) { border-top-color: var(--color-azul); }
.countdown-box:nth-child(odd) { border-top-color: var(--color-rosa); }
.countdown-num { font-family: var(--fuente-titulos); font-size: 1.8rem; font-weight: 600; color: var(--color-texto-oscuro); line-height: 1; display: block;}
.countdown-label { font-size: 0.65rem; text-transform: uppercase; letter-spacing: 1px; color: var(--color-texto-claro); margin-top: 5px; display: block;}

/* ==========================================
   11. UBICACIÓN Y RSVP
   ========================================== */
.btn-container { display: flex; flex-direction: column; gap: 12px; margin-top: 25px; }
.btn { 
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 14px 24px; border-radius: 50px; font-weight: 500; font-size: 0.95rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease; border: none; cursor: pointer; width: 100%;
}
.btn:active { transform: translateY(2px); }
.btn-maps { background-color: rgba(255,255,255,0.9); color: var(--color-texto-oscuro); border: 1px solid rgba(0,0,0,0.05); }
.btn-whatsapp { 
    background-color: #25D366; color: white; box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3); 
    position: relative; overflow: hidden;
}
.btn-whatsapp::after {
    content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
    background: rgba(255,255,255,0.2); transform: rotate(45deg);
    animation: brilloBoton 3s infinite; pointer-events: none;
}
@keyframes brilloBoton { 0% { transform: translateX(-100%) rotate(45deg); } 100% { transform: translateX(100%) rotate(45deg); } }

.rsvp-wrapper { padding: 50px 20px; border-radius: 24px; max-width: 500px; margin: 0 auto; text-align: center; }

/* ==========================================
   12. FOOTER COMERCIAL
   ========================================== */
footer { text-align: center; padding: 35px 20px 20px; background-color: var(--color-texto-oscuro); color: white; position: relative; z-index: 10;}
.footer-logo { font-family: var(--fuente-titulos); font-size: 1.4rem; margin-bottom: 10px; }
.color-azul { color: var(--color-azul); }
.color-rosa { color: var(--color-rosa); font-style: italic; }
.footer-texto { font-size: 0.85rem; color: #A0AEC0; }
.social-links { display: flex; justify-content: center; gap: 20px; margin-bottom: 15px; }
.social-link { font-size: 1.8rem; color: #A0AEC0; transition: color 0.3s ease, transform 0.3s ease; }
.social-link:hover { color: white; transform: translateY(-3px); }
.social-link.wa:hover { color: #25D366; }
.social-link.fb:hover { color: #1877F2; }
.social-link.ig:hover { color: #E1306C; }

/* ==========================================
   13. MEDIA QUERIES (Desktop)
   ========================================== */
@media (min-width: 768px) {
    .contenedor { padding: 0 40px; }
    .hero-title { font-size: 4.5rem; }
    .galeria-grid { grid-template-columns: repeat(3, 1fr); }
    .btn-container { flex-direction: row; justify-content: center; }
    .btn { width: auto; padding: 14px 30px; }
    .info-card { padding: 40px; }
    .timeline { padding-left: 0; }
    .timeline::before { left: 50%; transform: translateX(-50%); }
    .timeline-item { width: 45%; margin-bottom: 40px; }
    .timeline-item:nth-child(odd) { margin-left: auto; }
    .timeline-punto { left: auto; right: -42px; }
    .timeline-item:nth-child(odd) .timeline-punto { right: auto; left: -42px; }
}