/* ==========================================================================
   SISTEMA DE DISEÑO & VARIABLES (CONFIGURACIÓN CENTRALIZADA)
   ========================================================================== */
:root {
    /* Paleta de Colores Elegante, Minimalista y Desaturada */
    --color-bg: #faf9f6;          /* Blanco cálido editorial */
    --color-bg-pure: #ffffff;
    --color-text-primary: #222222; /* Gris oscuro neutro */
    --color-text-secondary: #555555;
    --color-accent: #a8dadc;      /* Turquesa muy claro, suave y desaturado */
    --color-accent-hover: #90c2c4;
    --color-accent-light: rgba(168, 218, 220, 0.15);
    
    /* Tipografía */
    --font-serif: "Playfair Display", Georgia, serif;
    --font-sans: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
    
    /* Espaciados y Layout */
    --container-max-width: 1100px;
    --container-narrow-width: 650px;
    --section-padding: 8rem 2rem;
    --section-padding-mobile: 5rem 1.5rem;
    
    /* Efectos, Bordes y Transiciones */
    --radius-sm: 4px;
    --radius-md: 8px;
    --transition-smooth: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

/* ==========================================================================
   RESET & ESTILOS BASE
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 0; /* No hay barra de navegación fija */
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.countdown-banner {
    background-color: var(--color-bg-pure);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 0.8rem 1rem;
    text-align: center;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
}

/* Compensar el espacio ocupado por la barra fija */
body {
    overflow-x: hidden;
    padding-top: 55px; /* Altura aproximada de la barra */
}

.countdown-content {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.countdown-label {
    font-weight: 500;
}

.countdown-timer {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
}

.timer-segment {
    display: inline-flex;
    align-items: baseline;
    gap: 0.15rem;
    background-color: var(--color-bg);
    padding: 0.3rem 0.6rem;
    border-radius: var(--radius-sm);
}

.timer-num {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.timer-unit {
    font-size: 0.7rem;
    color: var(--color-text-secondary);
    text-transform: lowercase;
}

/* Tipografía de Encabezados */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.25;
}

/* Enlaces y Elementos Interactivos */
a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-smooth);
}

img {
    max-width: 100%;
    display: block;
    height: auto;
    object-fit: cover;
}

/* Contenedores */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    width: 100%;
}

.container-narrow {
    max-width: var(--container-narrow-width);
}

/* ==========================================================================
   COMPONENTES: BOTONES
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.9rem 2.2rem;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition-smooth);
}

/* Botón Principal (Confirmar asistencia) — Desataca sobre los demás */
.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-text-primary);
    box-shadow: 0 4px 15px var(--color-accent-light);
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(144, 194, 196, 0.3);
}

.btn-primary:active {
    transform: translateY(0);
}

/* Botones Secundarios (Hero / Portada) */
.btn-secondary {
    background-color: rgba(255, 255, 255, 0.15);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(5px);
}

.btn-secondary:hover {
    background-color: #ffffff;
    color: var(--color-text-primary);
    border-color: #ffffff;
    transform: translateY(-2px);
}

/* Botón Outline */
.btn-outline {
    background-color: transparent;
    border: 1.5px solid var(--color-text-primary);
    color: var(--color-text-primary);
}

.btn-outline:hover {
    background-color: var(--color-text-primary);
    color: var(--color-bg);
    transform: translateY(-2px);
}

/* ==========================================================================
   1. HERO / PORTADA
   ========================================================================== */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #ffffff;
    padding: 0 1.5rem;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-img {
    width: 100%;
    height: 100%;
    object-position: center 40%;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.5) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 800px;
}

.hero-title {
    font-size: 5.5rem;
    margin-bottom: 0.5rem;
    letter-spacing: 0.02em;
    animation: fadeInDown 1.2s ease-out;
}

.hero-subtitle {
    font-family: var(--font-sans);
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    margin-bottom: 1rem;
    opacity: 0.9;
    animation: fadeInUp 1.2s ease-out 0.2s both;
}

.hero-date {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-style: italic;
    margin-bottom: 3rem;
    opacity: 0.95;
    animation: fadeInUp 1.2s ease-out 0.4s both;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 1.2rem;
    flex-wrap: wrap;
    animation: fadeInUp 1.2s ease-out 0.6s both;
}

/* ==========================================================================
   2. INTRODUCCIÓN
   ========================================================================== */
.intro-section {
    padding: var(--section-padding);
    text-align: center;
    background-color: var(--color-bg);
}

.intro-text {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    line-height: 1.5;
    margin-bottom: 4rem;
    color: var(--color-text-primary);
}

.bible-quote {
    position: relative;
    padding: 0 2rem;
}

.quote-text {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-style: italic;
    opacity: 0.85;
    margin-bottom: 0.8rem;
}

.quote-source {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-style: normal;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    opacity: 0.6;
}

/* ==========================================================================
   ESTRUCTURA DE SECCIONES (GRID)
   ========================================================================== */
.grid-two-columns {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 5rem;
    align-items: center;
}

.section-image-wrapper {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4 / 5;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
}

.section-image-wrapper picture {
    display: block;
    width: 100%;
    height: 100%;
}

.section-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 1.5s var(--transition-smooth);
}

.section-image-wrapper:hover .section-img {
    transform: scale(1.03);
}

.section-title-block {
    text-align: center;
    margin-bottom: 4rem;
}

.section-content-wrapper {
    padding: 2rem 0;
}

.section-label {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
    position: relative;
}

.section-title {
    font-size: 3.5rem;
    margin-bottom: 2rem;
    color: var(--color-text-primary);
}

.section-lead-text {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 2.5rem;
}

/* Listado de Detalles (Ceremonia / Celebración) */
.details-list {
    margin-bottom: 3rem;
}

.detail-item {
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    padding: 1.2rem 0;
}

.detail-item:last-child {
    border-bottom: none;
}

.detail-title {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-secondary);
    margin-bottom: 0.3rem;
}

.detail-value {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    color: var(--color-text-primary);
}

/* ==========================================================================
   3. CEREMONIA & 4. CELEBRACIÓN
   ========================================================================== */
.ceremonia-section, .celebracion-section {
    padding: var(--section-padding);
    background-color: var(--color-bg-pure);
}

.celebracion-section {
    background-color: var(--color-bg);
}

/* ==========================================================================
   5. HORARIO DEL GRAN DÍA
   ========================================================================== */
.horario-section {
    padding: var(--section-padding);
    background-color: var(--color-bg-pure);
}

.text-center {
    text-align: center;
}

.section-header {
    margin-bottom: 5rem;
}

/* Timeline Minimalista */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 1px;
    background-color: rgba(0, 0, 0, 0.1);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: 2rem 3rem;
    clear: both;
}

/* Izquierda */
.timeline-item:nth-child(odd) {
    float: left;
    text-align: right;
}

/* Derecha */
.timeline-item:nth-child(even) {
    float: right;
    text-align: left;
}

/* Nodo / Punto de la Timeline */
.timeline-item::after {
    content: '';
    position: absolute;
    top: 2.8rem;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background-color: var(--color-accent);
    border: 2px solid var(--color-bg-pure);
    z-index: 5;
    box-shadow: 0 0 0 4px var(--color-accent-light);
}

.timeline-item:nth-child(odd)::after {
    right: -6px;
}

.timeline-item:nth-child(even)::after {
    left: -5px;
}

.timeline-time {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-style: italic;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
}

.timeline-title {
    font-family: var(--font-sans);
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--color-text-primary);
}

.timeline-desc {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

/* Limpieza de floats */
.timeline::after {
    content: '';
    display: table;
    clear: both;
}

/* ==========================================================================
   6. DONATIVO
   ========================================================================== */
.donativo-section {
    padding: var(--section-padding);
    background-color: var(--color-bg);
}

.donativo-text {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    margin-bottom: 3rem;
}

.donativo-interactive {
    min-height: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.iban-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    opacity: 1;
    transform: translateY(0);
    transition: var(--transition-smooth);
}

.iban-container.hidden {
    display: none;
    opacity: 0;
    transform: translateY(-10px);
}

.iban-number {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    letter-spacing: 0.05em;
    color: var(--color-text-primary);
    background-color: var(--color-bg-pure);
    padding: 1rem 2rem;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}

.btn-copy {
    background: none;
    border: none;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    color: var(--color-text-secondary);
    position: relative;
    padding: 0.5rem 1rem;
    transition: var(--transition-smooth);
}

.btn-copy:hover {
    color: var(--color-text-primary);
}

.btn-copy-feedback {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    background-color: var(--color-text-primary);
    color: var(--color-bg);
    padding: 0.4rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
}

.btn-copy.copied .btn-copy-text {
    opacity: 0;
}

.btn-copy.copied .btn-copy-feedback {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

/* ==========================================================================
   7. CONFIRMAR ASISTENCIA
   ========================================================================== */
.rsvp-section {
    padding: var(--section-padding);
    background-color: var(--color-bg-pure);
}

.rsvp-title {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.rsvp-text {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
}

.rsvp-deadline {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-style: italic;
    color: var(--color-text-primary);
    margin-bottom: 3.5rem;
}

.btn-large {
    padding: 1.2rem 3.5rem;
    font-size: 0.95rem;
}

/* ==========================================================================
   8. CONTACTO
   ========================================================================== */
.contacto-section {
    padding: var(--section-padding);
    background-color: var(--color-bg-pure);
    border-top: 1px solid rgba(0, 0, 0, 0.03);
}

.contacto-intro {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 4rem;
}

.contacts-grid {
    display: flex;
    justify-content: center;
    gap: 4rem;
    max-width: 600px;
    margin: 0 auto;
}

.contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: var(--color-bg);
    padding: 2.5rem 3.5rem;
    border-radius: var(--radius-md);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.02);
    width: 250px;
    transition: var(--transition-smooth);
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.04);
}

.contact-name {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    margin-bottom: 0.8rem;
}

.contact-link {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-accent);
    padding-bottom: 0.2rem;
}

.contact-link:hover {
    color: var(--color-text-primary);
    border-color: var(--color-text-primary);
}

/* ==========================================================================
   9. CIERRE / FOOTER
   ========================================================================== */
.footer-section {
    position: relative;
    height: 90vh;
    min-height: 550px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    color: #ffffff;
    text-align: center;
}

.footer-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.footer-img {
    width: 100%;
    height: 100%;
    object-position: center 30%;
}

.footer-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.2) 100%);
    z-index: 2;
}

.footer-content {
    position: relative;
    z-index: 3;
    margin: auto 0;
}

.footer-lead {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-style: italic;
    margin-bottom: 1rem;
}

.footer-couple {
    display: block;
    font-family: var(--font-serif);
    font-size: 4.5rem;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.footer-date {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.4em;
    margin-bottom: 3.5rem;
    opacity: 0.8;
}

.footer-bottom {
    position: relative;
    z-index: 3;
    padding: 2rem 0;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.6;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ==========================================================================
   ANIMACIONES AL HACER SCROLL (INTERSECTION OBSERVER)
   ========================================================================== */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s cubic-bezier(0.25, 1, 0.5, 1), 
                transform 1s cubic-bezier(0.25, 1, 0.5, 1);
}

.scroll-reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Keyframes de entrada del Hero */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */

/* Tablet y Pantallas Medianas */
@media (max-width: 992px) {
    :root {
        --section-padding: 6rem 2rem;
    }
    
    .hero-title {
        font-size: 4.5rem;
    }
    
    .hero-date {
        font-size: 1.8rem;
    }
    
    .grid-two-columns {
        gap: 3rem;
    }
    
    .section-title {
        font-size: 2.8rem;
    }
}

/* Móvil - Mobile First Overrides */
@media (max-width: 768px) {
    :root {
        --section-padding: var(--section-padding-mobile);
    }
    
    body {
        padding-top: 75px; /* Más padding en móviles porque la cuenta atrás ocupa dos líneas al colapsar */
    }
    
    /* Navegación Móvil */
    .nav-container {
        height: 70px;
    }
    .nav-content {
        padding: 0 1rem;
    }
    .nav-links {
        gap: 1rem;
    }
    .nav-links a:not(.nav-cta) {
        display: none; /* Simplificamos ocultando enlaces secundarios en móvil para evitar saturación */
    }
    
    /* Hero */
    .hero-section {
        min-height: 520px;
    }
    .hero-title {
        font-size: 3rem;
    }
    .hero-subtitle {
        font-size: 0.9rem;
        letter-spacing: 0.2em;
    }
    .hero-date {
        font-size: 1.5rem;
        margin-bottom: 2rem;
    }
    .hero-actions {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        max-width: 280px;
        margin: 0 auto;
        gap: 0.8rem;
    }
    /* El botón de confirmar asistencia (.btn-trigger-rsvp) se posiciona el primero en el flujo flex vertical */
    .hero-actions .btn-trigger-rsvp {
        order: -1;
    }
    .btn {
        padding: 0.8rem 1.8rem;
        font-size: 0.8rem;
    }
    
    /* Introducción */
    .intro-text {
        font-size: 1.6rem;
        margin-bottom: 2.5rem;
    }
    .quote-text {
        font-size: 1.25rem;
    }
    
    /* Layouts en Grid */
    .grid-two-columns {
        display: grid;
        grid-template-columns: 1fr;
        grid-template-areas: 
            "label"
            "title"
            "image"
            "lead"
            "details"
            "button";
        gap: 1rem;
    }
    
    .grid-two-columns.reverse-desktop {
        grid-template-areas: 
            "label"
            "title"
            "image"
            "lead"
            "details"
            "button";
    }
    
    /* Con display: contents hacemos que los hijos directos de section-content-wrapper 
       pasen a ser hijos del grid principal, permitiendo ordenarlos de forma independiente */
    .section-content-wrapper {
        display: contents;
    }
    
    .section-image-wrapper {
        grid-area: image;
        aspect-ratio: 3 / 2;
        margin-bottom: 1.5rem;
    }
    
    .section-content-wrapper .section-label {
        grid-area: label;
        text-align: center;
        margin-bottom: 0.2rem;
    }
    
    .section-content-wrapper .section-title {
        grid-area: title;
        text-align: center;
        font-size: 2.5rem;
        margin-top: 0;
        margin-bottom: 1.5rem;
    }

    .section-content-wrapper .section-lead-text {
        grid-area: lead;
        text-align: center;
        margin-bottom: 1.5rem;
    }
    
    .section-content-wrapper .details-list {
        grid-area: details;
        margin-bottom: 1.5rem;
    }
    
    .section-content-wrapper .btn {
        grid-area: button;
        width: 100%;
        max-width: 280px;
        margin: 0 auto;
        display: block;
        text-align: center;
    }
    
    .detail-value {
        font-size: 1.15rem;
    }
    
    /* Timeline en Móvil (Se convierte en lineal a la izquierda) */
    .timeline::before {
        left: 20px;
    }
    .timeline-item {
        width: 100%;
        padding: 1.5rem 0 1.5rem 3rem;
        float: none !important;
        text-align: left !important;
    }
    .timeline-item::after {
        left: 15px !important;
        right: auto !important;
    }
    
    /* Donativo e IBAN */
    .iban-number {
        font-size: 1.1rem;
        padding: 0.8rem 1.2rem;
    }
    
    /* RSVP */
    .rsvp-title {
        font-size: 2.5rem;
    }
    .rsvp-deadline {
        font-size: 1.2rem;
        margin-bottom: 2.5rem;
    }
    
    /* Contactos */
    .contacts-grid {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }
    .contact-card {
        width: 100%;
        max-width: 280px;
        padding: 2rem;
    }
    
    /* Footer */
    .footer-section {
        height: 80vh;
        min-height: 480px;
    }
    .footer-lead {
        font-size: 2rem;
    }
    .footer-couple {
        font-size: 3rem;
    }
    .footer-date {
        font-size: 0.85rem;
        margin-bottom: 2.5rem;
    }
}

/* Soporte para preferencias de menor movimiento */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .scroll-reveal {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
    .btn, .contact-card, .section-img {
        transition: none !important;
        transform: none !important;
    }
    .hero-title, .hero-subtitle, .hero-date, .hero-actions {
        animation: none !important;
    }
}

/* ==========================================================================
   VENTANA MODAL (POPUP RSVP)
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(43, 45, 66, 0.4);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
    padding: 1.5rem;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-card {
    background-color: var(--color-bg-pure);
    width: 100%;
    max-width: 550px;
    max-height: 90vh;
    overflow-y: auto;
    border-radius: var(--radius-md);
    box-shadow: 0 20px 50px rgba(43, 45, 66, 0.15);
    padding: 3rem 2.5rem;
    position: relative;
    transform: scale(0.9) translateY(10px);
    transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.modal-overlay.active .modal-card {
    transform: scale(1) translateY(0);
}

.modal-close-btn {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    font-size: 2rem;
    line-height: 1;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.modal-close-btn:hover {
    color: var(--color-text-primary);
}

.modal-title {
    font-size: 2.2rem;
    text-align: center;
    margin-bottom: 0.5rem;
}

.modal-notice {
    font-size: 0.85rem;
    color: #e63946; /* Color de aviso desaturado */
    font-weight: 600;
    text-align: center;
    margin-bottom: 2rem;
    letter-spacing: 0.02em;
}

/* Formulario */
.form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.form-label {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-primary);
    margin-bottom: 0.5rem;
}

.form-label .required {
    color: #e63946;
}

.form-input, .form-textarea {
    width: 100%;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    padding: 0.8rem 1rem;
    background-color: var(--color-bg);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    transition: var(--transition-smooth);
}

.form-input:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--color-accent-hover);
    background-color: var(--color-bg-pure);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

.form-textarea {
    resize: vertical;
}

/* Opciones de Radio */
.form-radio-group {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    margin-top: 0.5rem;
}

.form-radio-option {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    cursor: pointer;
    font-size: 0.95rem;
    position: relative;
    user-select: none;
}

.form-radio-option input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.radio-custom {
    width: 18px;
    height: 18px;
    background-color: var(--color-bg);
    border: 1px solid rgba(0, 0, 0, 0.15);
    border-radius: 50%;
    display: inline-block;
    position: relative;
    transition: var(--transition-smooth);
}

.form-radio-option:hover input ~ .radio-custom {
    border-color: var(--color-accent-hover);
}

.form-radio-option input:checked ~ .radio-custom {
    background-color: var(--color-accent);
    border-color: var(--color-accent-hover);
}

.radio-custom::after {
    content: '';
    position: absolute;
    display: none;
    top: 5px;
    left: 5px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-text-primary);
}

.form-radio-option input:checked ~ .radio-custom::after {
    display: block;
}

.btn-submit-form {
    width: 100%;
    margin-top: 1.5rem;
}

/* Mensajes de feedback */
.form-message {
    font-size: 0.9rem;
    margin: 1rem 0;
    text-align: center;
    display: none;
    padding: 0.8rem;
    border-radius: var(--radius-sm);
}

.form-message.success {
    display: block;
    background-color: #e8f5e9;
    color: #2e7d32;
    border: 1px solid #c8e6c9;
}

.form-message.error {
    display: block;
    background-color: #ffebee;
    color: #c62828;
    border: 1px solid #ffcdd2;
}

/* Bloquear scroll detrás del modal */
body.modal-open {
    overflow: hidden;
}

@media (max-width: 576px) {
    .modal-card {
        padding: 2.5rem 1.5rem;
    }
    .modal-title {
        font-size: 1.8rem;
    }
}