:root {
    --cyber-primary: #00d9ff;
    --cyber-secondary: #9d00ff;
    --cyber-glow: rgba(0, 217, 255, 0.5);
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Montserrat";
}

article {
    overflow-x: hidden;
}

.navbar-nav .nav-link {
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: #0ea5e9;
    /* Celeste moderno al pasar el cursor */
}

.navbar-brand img {
    transition: transform 0.3s ease;
}

.navbar-brand:hover img {
    transform: scale(1.05);
}

/* Navbar más compacto al inicio */
.transition {
    transition: all 0.3s ease-in-out;
}

.navbar-scrolled {
    background-color: #ffffff !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Subrayado elegante al hacer hover */
.nav-underline {
    position: relative;
    display: inline-block;
}

.nav-underline::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    height: 2px;
    width: 0;
    background-color: #1d4ed8;
    transition: width 0.3s ease;
}

.nav-underline:hover::after {
    width: 100%;
}

.text-shadow-sm {
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.6);
}

@media (max-width: 768px) {
    .COPEIQ_logo {
        max-height: 160px;
    }
}

/* =======  ======= */
.section-copeiq {
    background: linear-gradient(180deg, #ffffff, #f8f9fa);
    /* combina con azul oscuro */
    padding: 60px 0;
    border-top: 1px solid #cce7f6;
}

/* Título principal */
.COPEIQ-title {
    font-size: 3rem;
    font-weight: 800;
    text-align: center;
    background-color: #1b4191;
    color: white;
    padding: 1rem 2rem;
    border-radius: 1rem;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    margin-bottom: 3rem;
    display: inline-block;
}

/* Descripción */
.desc-copeiq {
    font-size: 1.15rem;
    line-height: 1.8;
    color: #8c8c8c;
    font-weight: 500;
}

/* Imagen */
.img-copeiq {
    width: 70%;
    max-width: 400px;
    /* más pequeño que antes */
    height: auto;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    border-radius: 1rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.15));
    margin: 0 auto;
    display: block;
}

.img-copeiq:hover {
    transform: scale(1.05);
    /* animación más sutil */
}

/* ======= Beneficios ======= */
.beneficios-section {
    position: relative;
    background-image: url("../img/desarrollo_industrial.jpg");
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    min-height: auto;
    overflow: hidden;
}

.beneficios-section .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.6),
        rgba(27, 65, 145, 0.8)
    );
    z-index: 1;
}

.beneficios-section .container {
    position: relative;
    z-index: 2;
}

/* Tarjetas */
.beneficio-card {
    background-color: rgba(255, 255, 255, 0.95);
    border: none;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    color: #333;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.beneficio-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.15);
}

/*========== ponentes ===============*/
#ponentes {
    background: linear-gradient(135deg, #1b4191, #4fc3f7);
    color: white;
}

#ponentes h2 {
    color: white;
    font-weight: 700;
}

#ponentes .card {
    background: rgba(255, 255, 255, 0.95);
    border: none;
    border-radius: 1rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    height: 100%;
}

#ponentes .rounded-circle {
    border: 4px solid #1b4191;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/*============== UNIFORMIDAD DE CONTENIDO ==============*/

.ponente-card .card-title {
    font-weight: 600;
    font-size: 1.2rem;
    color: #1b4191;
    min-height: 48px; /* <-- altura fija */
    max-height: 48px;
    line-height: 1.2;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.ponente-card .card-body p {
    font-size: 0.95rem;
    min-height: 38px; /* <-- altura mínima para uniformidad */
    line-height: 1.2;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

#ponentes .card-body img {
    max-height: 30px;
}

.badge-coming-soon {
    margin: 10px 0;
    min-height: 24px; /* <-- asegura espacio aunque no haya badge */
}

.badge-coming-soon .badge {
    font-size: 0.75rem;
    padding: 6px 12px;
    animation: bounce 2s infinite;
    font-weight: 600;
}

.empresa-placeholder {
    background: rgba(248, 249, 250, 0.8);
    border: 1px dashed #dee2e6;
    border-radius: 8px;
    padding: 8px;
    min-height: 45px;
    max-height: 45px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.empresa-placeholder span {
    font-size: 0.8rem;
    font-style: italic;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.1rem;
}

/*======================================================*/

.ponente-pendiente {
    background: rgba(248, 249, 250, 0.95) !important;
    border: 2px dashed rgba(27, 65, 145, 0.3) !important;
    position: relative;
    overflow: hidden;
}

.ponente-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 100%;
    height: 100%;
}

.ponente-card .card-body {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    text-align: center;
    padding-bottom: 10px;
}

.placeholder-avatar {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    overflow: hidden;
    background: linear-gradient(135deg, #6c757d 0%, #495057 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3.5rem;
    position: relative;
    z-index: 2;
    border: 4px solid #6c757d;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.placeholder-avatar img,
.ponente-foto {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ponente-pendiente .card-title {
    color: #6c757d !important;
    font-style: italic;
    position: relative;
    z-index: 2;
}

.ponente-pendiente .card-body {
    position: relative;
    z-index: 2;
}

.ponente-card .flag-placeholder {
    margin: 8px 0;
    font-size: 1.5rem;
}

/* --- SWIPER --- */
.ponentes-swiper {
    min-height: 500px;
}

.ponentes-swiper .swiper-slide {
    display: flex;
    justify-content: center;
    height: auto;
}

.ponentes-swiper .card {
    width: 100%;
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* Dots de paginación */
.ponentes-swiper .swiper-pagination-bullet {
    width: 16px;
    height: 16px;
    background: rgba(255, 255, 255, 0.6);
    opacity: 1;
    transition: background-color 0.3s ease, transform 0.3s ease;
    margin: 0 6px !important;
    border-radius: 50%;
}

.ponentes-swiper .swiper-pagination-bullet-active {
    background: #fff;
    transform: scale(1.3);
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.7);
}

.ponente-pendiente:hover .placeholder-avatar {
    background: linear-gradient(135deg, #ffc107 0%, #ffb300 100%);
    color: #000;
    border-color: #ffc107;
}

/* ======= Videos de Ponentes ======= */
#videos-ponentes .video-card {
    background: #f8f9fa;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-radius: 1rem;
    height: 100%;
    display: flex;
    flex-direction: column;
}

#videos-ponentes .video-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

#videos-ponentes .video-title {
    background: #fff;
    font-size: 1rem;
    color: #1b4191;
    font-weight: 600;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.video-placeholder {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    background-color: #f0f0f0;
    border-radius: 0.75rem;
}

.video-placeholder p {
    font-size: 1.2rem;
    color: #888;
    margin: 0;
}

.text-muted {
    font-size: 1rem;
    font-weight: 500;
}
/* ======= Itinerario ======= */
.itinerario-section {
    background: linear-gradient(180deg, #ffffff, #f4f6f9);
    /* blanco elegante */
    color: #1b1b1b;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 700;
    text-transform: uppercase;
    color: #1b4191;
    /* para mantener identidad del evento */
    position: relative;
}

.section-title::after {
    content: "";
    width: 60px;
    height: 3px;
    background-color: #4fc3f7;
    display: block;
    margin: 30px auto 0;
    border-radius: 2px;
}

.itinerario-img {
    border-radius: 1rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin-bottom: 30px;
}

.itinerario-img:hover {
    transform: scale(1.02);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

/* ======= ejes tematicos ======= */
.focus-section {
    background: linear-gradient(
        135deg,
        #012e40,
        #026873
    ); /* Profundo y profesional */
    color: #fff;
    padding-top: 4rem;
    padding-bottom: 4rem;
    font-family: "Roboto", sans-serif;
}

.section-title-ejes {
    font-size: 2.5rem;
    font-weight: 700;
    color: #ffffff;
    position: relative;
    margin-bottom: 2rem;
    letter-spacing: 0.5px;
}

.section-title-ejes::after {
    content: "";
    width: 70px;
    height: 4px;
    background-color: #00d1d1;
    display: block;
    margin-top: 10px;
    border-radius: 2px;
}

.focus-list li {
    margin-bottom: 1rem;
    color: #e0f7fa;
    padding-left: 0.5rem;
    border-left: 3px solid #00d1d1;
    transition: background-color 0.3s, transform 0.2s ease;
    padding-top: 0.4rem;
    padding-bottom: 0.4rem;
}

.focus-list li i {
    color: #00d1d1;
    font-size: 1.1rem;
}

.focus-list li:hover {
    background-color: rgba(255, 255, 255, 0.05);
    transform: translateX(5px);
    border-left-color: #00ffff;
}

.focus-img {
    max-width: 100%;
    height: auto;
    border-radius: 1rem;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.25);
    transform: scale(1.02);
    transition: transform 0.4s ease, box-shadow 0.3s ease;
}

.focus-img:hover {
    transform: scale(1.06);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
}

/* Responsive tweaks */
@media (max-width: 768px) {
    .section-title-ejes {
        font-size: 2rem;
        text-align: center;
    }

    .focus-list {
        font-size: 1.05rem;
    }

    .focus-img {
        transform: none;
    }
}

/* ======= Modalidad ======= */
@import url("https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&display=swap");

.ofrecemos-section {
    background: linear-gradient(180deg, #f7fafe, #e2efff);
    color: #1b1f33;
    font-family: "Roboto", sans-serif;
}

.section-title {
    font-size: 2.4rem;
    font-weight: 700;
    color: #1b4191;
    position: relative;
}

.section-title::after {
    content: "";
    width: 60px;
    height: 4px;
    background: #0ea5e9;
    display: block;
    margin: 10px auto 0;
    border-radius: 2px;
}
.card {
    background: white;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
    position: relative;
}

.card:hover {
    transform: translateY(-5px);
}

.btn-primary {
    background-color: #0ea5e9;
    border-color: #0ea5e9;
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.3s ease;
    width: 100%;
    margin-bottom: 0.5rem;
}

.btn-primary:hover {
    background-color: #0284c7;
    border-color: #0284c7;
}

.card-body .btn-success {
    background: #28a745;
    border-color: #28a745;
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.3s ease;
    width: 100%;
    margin-bottom: 0.5rem;
}

.card-body .btn-success:hover {
    background: #218838;
    border-color: #218838;
}

/* Estilos para etapa agotada */
.card.agotada {
    background: #f8f9fa;
    opacity: 0.7;
    border: 1px solid #dee2e6;
}

.card.agotada:hover {
    transform: none;
}

.card.agotada h4,
.card.agotada h5 {
    color: #6c757d;
}

.card.agotada .btn {
    background: #6c757d;
    border-color: #6c757d;
    pointer-events: none;
    cursor: not-allowed;
    width: 100%;
    margin-bottom: 0.5rem;
}

.card.agotada .btn:hover {
    background: #6c757d;
}

/* Estilos para etapa activa */
.card.activa {
    background: #f8fff9;
    border: 2px solid #28a745;
    box-shadow: 0 0 20px rgba(40, 167, 69, 0.1);
}

.card.activa h4 {
    color: #28a745;
}

/* Estilos para etapa próximamente */
.card.proximamente {
    background: #fff8e1;
    opacity: 0.8;
    border: 1px solid #ffc107;
}

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

.card.proximamente h4 {
    color: #f57c00;
}

.card.proximamente h5 {
    color: #6c757d;
}

.card.proximamente .btn {
    background: #6c757d;
    border-color: #6c757d;
    pointer-events: none;
    cursor: not-allowed;
    width: 100%;
    margin-bottom: 0.5rem;
}

.card.proximamente .btn:hover {
    background: #6c757d;
}
/* Card Cyber */
.etapa-cyber {
    background: linear-gradient(135deg, #0a0e27 0%, #1a1f3a 50%, #0a0e27 100%);
    border: 2px solid var(--cyber-primary) !important;
    box-shadow: 0 0 30px var(--cyber-glow), 0 0 60px rgba(157, 0, 255, 0.3) !important;
    position: relative;
    overflow: hidden;
    animation: cyberGlow 3s ease-in-out infinite;
    max-width: 350px;
}

@keyframes cyberGlow {
    0%,
    100% {
        box-shadow: 0 0 30px var(--cyber-glow), 0 0 60px rgba(157, 0, 255, 0.3);
    }
    50% {
        box-shadow: 0 0 40px var(--cyber-glow), 0 0 80px rgba(157, 0, 255, 0.5);
    }
}

.etapa-cyber::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(
        circle,
        var(--cyber-primary) 0%,
        transparent 70%
    );
    opacity: 0.1;
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.badge-cyber {
    position: absolute;
    top: 15px;
    right: -35px;
    background: linear-gradient(
        135deg,
        var(--cyber-primary),
        var(--cyber-secondary)
    );
    color: white;
    padding: 5px 45px;
    transform: rotate(45deg);
    font-weight: bold;
    font-size: 0.75rem;
    box-shadow: 0 0 15px var(--cyber-glow);
    z-index: 10;
    animation: neonPulse 2s ease-in-out infinite;
}

@keyframes neonPulse {
    0%,
    100% {
        box-shadow: 0 0 15px var(--cyber-glow);
        text-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
    }
    50% {
        box-shadow: 0 0 25px var(--cyber-glow), 0 0 35px rgba(157, 0, 255, 0.5);
        text-shadow: 0 0 15px rgba(255, 255, 255, 1);
    }
}

.cyber-title {
    color: var(--cyber-primary);
    text-shadow: 0 0 10px var(--cyber-glow);
    font-size: 1.5rem;
}

.cyber-subtitle {
    color: var(--cyber-secondary);
    text-shadow: 0 0 8px rgba(157, 0, 255, 0.5);
}

.cyber-text {
    color: #a0a0a0;
    font-weight: 500;
}

.btn-cyber {
    background: linear-gradient(
        135deg,
        var(--cyber-primary),
        var(--cyber-secondary)
    );
    border: none;
    color: white;
    font-weight: bold;
    padding: 10px 20px;
    transition: all 0.3s ease;
    box-shadow: 0 0 15px var(--cyber-glow);
}

.btn-cyber:hover:not(.disabled) {
    transform: scale(1.05);
    box-shadow: 0 0 25px var(--cyber-glow), 0 0 35px rgba(157, 0, 255, 0.5);
    color: white;
}

.btn-cyber-secondary {
    background: linear-gradient(
        135deg,
        var(--cyber-secondary),
        var(--cyber-primary)
    );
    border: none;
    color: white;
    font-weight: bold;
    padding: 10px 20px;
    transition: all 0.3s ease;
    box-shadow: 0 0 15px rgba(157, 0, 255, 0.5);
}

.btn-cyber-secondary:hover:not(.disabled) {
    transform: scale(1.05);
    box-shadow: 0 0 25px rgba(157, 0, 255, 0.5), 0 0 35px var(--cyber-glow);
    color: white;
}

.btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}
/* Responsive */
@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }
}
/* Sección Auspiciadores */
.bg-auspiciadores {
    min-height: 400px;
}

.overlay-auspiciadores {
    background: rgb(117, 102, 102);
    z-index: 1;
}

.container {
    z-index: 2;
}

/* Títulos */
.titulo-auspiciadores {
    font-size: 2.5rem;
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    letter-spacing: 2px;
}

.subtitulo-auspiciadores {
    font-size: 1.1rem;
    color: #e0e0e0;
    max-width: 600px;
    margin: 0 auto 3rem auto;
}

/* Contenedor de logos */
.fila-auspiciadores {
    margin-top: 2rem;
}

.logo-container {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    padding: 0;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    width: 150px;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    overflow: hidden;
    aspect-ratio: 1 / 1;
}

.logo-container:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

/* Logos */
.logo-auspiciador {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(1.1) contrast(1.1);
    transition: all 0.3s ease;
    border-radius: 50%;
    aspect-ratio: 1 / 1;
}

.logo-auspiciador:hover {
    filter: brightness(1.3) contrast(1.2);
    transform: scale(1.05);
}

/* Nombres de auspiciadores */
.nombre-auspiciador {
    font-size: 0.95rem;
    color: #ffffff;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.7);
    letter-spacing: 0.5px;
    transition: color 0.3s ease;
}

.logo-container:hover .nombre-auspiciador {
    color: #f8f9fa;
}
/* CAROUSEL INFINITO */

.sponsors-section {
    overflow: hidden;
    padding: 60px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.sponsors-grid {
    display: flex;
    gap: 40px;
    animation: scroll-infinite 30s linear infinite;
    width: max-content;
}

.sponsors-grid:hover {
    animation-play-state: paused;
}

.sponsor-container {
    flex-shrink: 0;
}

@keyframes scroll-infinite {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}
/* Responsive */
@media (max-width: 768px) {
    .titulo-auspiciadores {
        font-size: 2rem;
    }

    .subtitulo-auspiciadores {
        font-size: 1rem;
        padding: 0 15px;
    }

    .logo-container {
        width: 130px;
        height: 130px;
        margin: 10px auto;
    }

    .nombre-auspiciador {
        font-size: 0.9rem;
    }
}

@media (max-width: 576px) {
    .fila-auspiciadores {
        flex-direction: column;
        align-items: center;
    }

    .logo-container {
        width: 120px;
        height: 120px;
        margin-bottom: 20px;
    }
}
/* ======= apoyan ======= */
.bg-organizacion {
    background-image: url("../img/apoyan.jpg");
    background-size: cover;
    background-position: center;
    position: relative;
}

.overlay-dark {
    background-color: rgba(0, 0, 0, 0.6);
    /* Fondo más oscuro */
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

#organizacion .container {
    position: relative;
    z-index: 2;
}

.organizacion-titulo {
    letter-spacing: 1px;
    font-size: 25px;
    color: white;
    position: relative;
    /* Tamaño del título */
}

.organizacion-logo {
    max-height: 140px;
    /* Tamaño grande pero razonable */
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.5));
    transition: transform 0.3s ease;
}

.organizacion-logo:hover {
    transform: scale(1.05);
}

/* ======= Modalidades de Inscripción ======= */
/* Sección general */
.ofrecemos-section .tarjeta-modalidad {
    min-height: 420px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.ofrecemos-section .tarjeta-modalidad:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15) !important;
}

.ofrecemos-section .contenido-tarjeta {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2rem !important;
    height: 100%;
    position: relative;
}

.ofrecemos-section .contenido-tarjeta h4 {
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.ofrecemos-section .contenido-tarjeta h5 {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: #6c757d;
}

.ofrecemos-section .contenido-tarjeta .text-muted {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    line-height: 1.4;
}

.ofrecemos-section .contenido-tarjeta .btn {
    margin-top: 0.5rem;
    margin-bottom: 0.25rem;
    width: 100%;
    padding: 0.75rem 1rem;
    font-weight: 500;
    border-radius: 8px;
}

/* Estados de las tarjetas */
.ofrecemos-section .tarjeta-modalidad.etapa-activa {
    border-color: #22c55e;
    background: linear-gradient(135deg, #ffffff 0%, #f0fdf4 100%);
}

.ofrecemos-section .tarjeta-modalidad.etapa-activa::before {
    content: "DISPONIBLE";
    position: absolute;
    top: 15px;
    right: -30px;
    background: #22c55e;
    color: white;
    padding: 5px 40px;
    font-size: 0.75rem;
    font-weight: bold;
    transform: rotate(45deg);
    z-index: 2;
}

.ofrecemos-section .tarjeta-modalidad.etapa-agotada {
    border-color: #ef4444;
    background: linear-gradient(135deg, #ffffff 0%, #fef2f2 100%);
    opacity: 0.8;
}

.ofrecemos-section .tarjeta-modalidad.etapa-agotada::before {
    content: "AGOTADA";
    position: absolute;
    top: 15px;
    right: -30px;
    background: #ef4444;
    color: white;
    padding: 5px 40px;
    font-size: 0.75rem;
    font-weight: bold;
    transform: rotate(45deg);
    z-index: 2;
}

.ofrecemos-section .tarjeta-modalidad.etapa-proximamente {
    border-color: #f59e0b;
    background: linear-gradient(135deg, #ffffff 0%, #fffbeb 100%);
}

.ofrecemos-section .tarjeta-modalidad.etapa-proximamente::before {
    content: "PRÓXIMAMENTE";
    position: absolute;
    top: 15px;
    right: -35px;
    background: #f59e0b;
    color: white;
    padding: 5px 45px;
    font-size: 0.75rem;
    font-weight: bold;
    transform: rotate(45deg);
    z-index: 2;
}

/* Botones deshabilitados */
.ofrecemos-section .tarjeta-modalidad.etapa-agotada .btn,
.ofrecemos-section .tarjeta-modalidad.etapa-proximamente .btn {
    opacity: 0.6;
    cursor: not-allowed;
}
/* --- SWIPER FIXES PARA MODALIDAD --- */
.modalidad-swiper .swiper-slide {
    display: flex;
    justify-content: center;
    height: auto;
}

.modalidad-swiper .tarjeta-modalidad {
    width: 100%;
    max-width: 360px;
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* Dots paginación - mismos que ponentes */
.modalidad-swiper .swiper-pagination-bullet {
    width: 14px;
    height: 14px;
    background: rgba(27, 65, 145, 0.3); /* Azul con opacidad */
    opacity: 1;
    border-radius: 50%;
    transition: background-color 0.3s ease, transform 0.3s ease;
    margin: 0 6px !important;
}

.modalidad-swiper .swiper-pagination-bullet-active {
    background: #1b4191; /* Azul sólido */
    transform: scale(1.2);
    box-shadow: 0 0 6px rgba(27, 65, 145, 0.4);
}

/* Card Cyber */
.etapa-cyber {
    background: linear-gradient(135deg, #0a0e27 0%, #1a1f3a 50%, #0a0e27 100%);
    border: 2px solid var(--cyber-primary) !important;
    box-shadow: 0 0 30px var(--cyber-glow), 0 0 60px rgba(157, 0, 255, 0.3) !important;
    position: relative;
    overflow: hidden;
    animation: cyberGlow 3s ease-in-out infinite;
    max-width: 350px;
}

@keyframes cyberGlow {
    0%,
    100% {
        box-shadow: 0 0 30px var(--cyber-glow), 0 0 60px rgba(157, 0, 255, 0.3);
    }
    50% {
        box-shadow: 0 0 40px var(--cyber-glow), 0 0 80px rgba(157, 0, 255, 0.5);
    }
}

.etapa-cyber::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(
        circle,
        var(--cyber-primary) 0%,
        transparent 70%
    );
    opacity: 0.1;
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.badge-cyber {
    position: absolute;
    top: 15px;
    right: -35px;
    background: linear-gradient(
        135deg,
        var(--cyber-primary),
        var(--cyber-secondary)
    );
    color: white;
    padding: 5px 45px;
    transform: rotate(45deg);
    font-weight: bold;
    font-size: 0.75rem;
    box-shadow: 0 0 15px var(--cyber-glow);
    z-index: 10;
    animation: neonPulse 2s ease-in-out infinite;
}

@keyframes neonPulse {
    0%,
    100% {
        box-shadow: 0 0 15px var(--cyber-glow);
        text-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
    }
    50% {
        box-shadow: 0 0 25px var(--cyber-glow), 0 0 35px rgba(157, 0, 255, 0.5);
        text-shadow: 0 0 15px rgba(255, 255, 255, 1);
    }
}

.cyber-title {
    color: var(--cyber-primary);
    text-shadow: 0 0 10px var(--cyber-glow);
    font-size: 1.5rem;
}

.cyber-subtitle {
    color: var(--cyber-secondary);
    text-shadow: 0 0 8px rgba(157, 0, 255, 0.5);
}

.cyber-text {
    color: #a0a0a0;
    font-weight: 500;
}

.btn-cyber {
    background: linear-gradient(
        135deg,
        var(--cyber-primary),
        var(--cyber-secondary)
    );
    border: none;
    color: white;
    font-weight: bold;
    padding: 10px 20px;
    transition: all 0.3s ease;
    box-shadow: 0 0 15px var(--cyber-glow);
}

.btn-cyber:hover:not(.disabled) {
    transform: scale(1.05);
    box-shadow: 0 0 25px var(--cyber-glow), 0 0 35px rgba(157, 0, 255, 0.5);
    color: white;
}

.btn-cyber-secondary {
    background: linear-gradient(
        135deg,
        var(--cyber-secondary),
        var(--cyber-primary)
    );
    border: none;
    color: white;
    font-weight: bold;
    padding: 10px 20px;
    transition: all 0.3s ease;
    box-shadow: 0 0 15px rgba(157, 0, 255, 0.5);
}

.btn-cyber-secondary:hover:not(.disabled) {
    transform: scale(1.05);
    box-shadow: 0 0 25px rgba(157, 0, 255, 0.5), 0 0 35px var(--cyber-glow);
    color: white;
}

.btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}
/* Responsive */
@media (max-width: 768px) {
    .ofrecemos-section .tarjeta-modalidad {
        min-height: 360px;
    }

    .ofrecemos-section .contenido-tarjeta {
        padding: 1.5rem !important;
    }

    .ofrecemos-section .tarjeta-modalidad::before {
        font-size: 0.7rem;
        padding: 4px 35px;
    }
}

/*medios de pagos*/
.conteiner-pago {
    padding: 70px 35px;
    overflow: hidden;
}

.btn-group {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 40px;
    flex-wrap: wrap;
}

.btn-group button {
    border: solid 1px #000000;
    height: 40px;
    width: 250px;
    border-radius: 5px;
    font-weight: 600;
    flex-shrink: 1;
    transition: all 0.3s ease;
}

.btn-group .btn.active {
    background: #01378f;
    color: white;
}

.content-pago {
    display: grid;
    place-content: center;
    width: 100%;
    max-width: 770px;
    padding: 0 20px;
    background: #f9fcff;
    border: 1px solid #d0d0d0;
    border-radius: 10px;
    overflow: hidden;
    padding: 30px 20px;
}

.content-pago h4 {
    font-weight: 600;
}

.content-pago p {
    font-weight: 550;
}

.description_qr {
    display: flex;
    flex-direction: column;

    padding-top: 5px;
}

.description_qr ol {
    list-style-position: inside;
    padding-left: 0px;
    font-size: 14px;
    color: #555555;
}

.content_qr {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 50%;
    height: 100%;
}

.qr-code {
    width: 100%;
    max-width: 200px;
    height: 200px;
    padding: 10px;
    box-sizing: border-box;
    margin: 10px;
    border: 1.5px solid #000;
    border-radius: 5px;
    overflow: hidden;
    background-color: #fff;
}

.qr-code img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    border-radius: 6px;
}

#content_banco {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.description_banco {
    border-radius: 5px;
    border: solid 1px #e4e4e7;
    padding: 20px;
    gap: 5px;
    width: 100%;
    max-width: 300px;
    font-size: 14px;
    line-height: 20px;
}

.bank {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.2rem;
}

.bank i {
    font-size: 1.4rem;
}

/* Tarjetas */
.card {
    transition: all 0.4s ease;
}

.hover-individual:hover {
    background-color: #e0f2ff;
    transform: translateY(-6px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.hover-individual:hover .card-title {
    color: #1d4ed8;
}

.hover-grupal:hover {
    background-color: #dcfce7;
    transform: translateY(-6px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.hover-grupal:hover .card-title {
    color: #15803d;
}

.footer-white {
    background-color: #ffffff;
    border-top: 1px solid #e5e7eb;
    font-size: 0.95rem;
}

.footer-white a:hover i {
    color: #0ea5e9;
    /* celeste moderno al hacer hover */
}

/* ======= Sección Auspiciadores ======= */
.sponsors-section {
    margin: 20px auto;
    text-align: center;
}

.section-title {
    letter-spacing: 1px;
    font-size: 25px;
    color: #1b4191;
    position: relative;
    margin-bottom: 40px;
}

.section-title .highlight {
    color: #3498db;
}

.sponsors-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 40px 60px;
}

.sponsor-logo {
    width: 140px;
    height: 100px;
    object-fit: contain;
    transition: all 0.3s ease;
    filter: grayscale(100%) opacity(0.8);
}

/* Tamaño específico para data.svg en desktop */
.sponsor-logo-data {
    width: 110px !important;
    height: 80px !important;
}

.sponsor-logo:hover {
    filter: grayscale(0%) opacity(1);
    transform: scale(1.1);
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
        margin-bottom: 40px;
    }

    .sponsors-grid {
        gap: 30px 40px;
    }

    .sponsor-logo {
        width: 120px;
        height: 80px;
    }

    /* data.svg en tablet */
    .sponsor-logo-data {
        width: 95px !important;
        height: 65px !important;
    }
}

@media (max-width: 480px) {
    .sponsors-grid {
        gap: 20px 30px;
    }

    .sponsor-logo {
        width: 100px;
        height: 65px;
    }

    /* data.svg en móvil */
    .sponsor-logo-data {
        width: 80px !important;
        height: 55px !important;
    }
}