.intro-section {
    padding: 4rem 1rem 2rem;
    margin-top: 70px;
    text-align: center;
    background: linear-gradient(135deg, #2d6a8f 0%, #1e4a5f 100%);
    color: #fff;
    position: relative;
}

.page-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: bold;
    opacity: 0;
    transform: translateY(20px);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-title.fade-in-visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.page-subtitle {
    font-size: 1.1rem;
    opacity: 0;
    transform: translateY(20px);
    color: #e8f4f8;
}

.page-subtitle.fade-in-visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease 0.2s, transform 0.6s ease 0.2s;
}

.section {
    padding: 3rem 1rem;
    position: relative;
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #4a9bc4, transparent);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 2rem;
    font-weight: bold;
    opacity: 0;
    transform: translateY(20px);
    color: #1e4a5f;
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, transparent, #4a9bc4, transparent);
}

.section-title.fade-in-visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}


.miembros {
    background: linear-gradient(180deg, #e8f4f8 0%, #d4e8f0 100%);
}

.estadisticas-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.estadistica-item {
    background: linear-gradient(135deg, #fff 0%, #f0f8ff 100%);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.3s ease;
    border: 2px solid #d4e8f0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.estadistica-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #4a9bc4, #2d6a8f);
}

.estadistica-item.slide-up-visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.estadistica-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    border-color: #4a9bc4;
}

.estadistica-number {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
    color: #1e4a5f;
    background: linear-gradient(135deg, #4a9bc4 0%, #2d6a8f 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.estadistica-item h3 {
    font-size: 1.2rem;
    font-weight: bold;
    color: #2d6a8f;
}


.experiencias {
    background: linear-gradient(180deg, #d4e8f0 0%, #e8f4f8 100%);
}

.experiencias-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.experiencia-card {
    background: linear-gradient(135deg, #fff 0%, #f0f8ff 100%);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.3s ease;
    border: 2px solid #d4e8f0;
}

.experiencia-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #4a9bc4, #2d6a8f);
}

.experiencia-card.slide-up-visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.experiencia-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    border-color: #4a9bc4;
}

.experiencia-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.experiencia-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.experiencia-card:hover .experiencia-image img {
    transform: scale(1.1);
}

.experiencia-content {
    padding: 2rem;
}

.experiencia-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: bold;
    color: #1e4a5f;
}

.experiencia-content p {
    line-height: 1.8;
    margin-bottom: 1rem;
    color: #2d6a8f;
}

.experiencia-author {
    font-weight: bold;
    text-align: right;
    color: #1e4a5f;
}


.interaccion {
    background: linear-gradient(180deg, #e8f4f8 0%, #d4e8f0 100%);
}

.comentarios-container {
    max-width: 800px;
    margin: 2rem auto 0;
    opacity: 0;
    transform: translateY(20px);
}

.comentarios-container.fade-in-visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.comentario-item {
    background: linear-gradient(135deg, #fff 0%, #f0f8ff 100%);
    padding: 1.5rem;
    border-radius: 15px;
    margin-bottom: 1.5rem;
    border-left: 5px solid #4a9bc4;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border: 2px solid #d4e8f0;
}

.comentario-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.comentario-header h4 {
    font-size: 1.1rem;
    font-weight: bold;
    color: #1e4a5f;
}

.comentario-fecha {
    font-size: 0.9rem;
    color: #2d6a8f;
}

.comentario-texto {
    line-height: 1.6;
    font-size: 1rem;
    color: #2d6a8f;
}


.invitacion {
    background: linear-gradient(135deg, #2d6a8f 0%, #1e4a5f 100%);
    text-align: center;
    color: #fff;
}

.invitacion-content {
    max-width: 600px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(20px);
}

.invitacion-content.fade-in-visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.invitacion-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    color: #e8f4f8;
}

.btn-invitacion {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, #4a9bc4 0%, #2d6a8f 100%);
    color: #fff;
    text-decoration: none;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: bold;
    transition: all 0.3s ease;
    border: 2px solid #6bb3d4;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.btn-invitacion:hover {
    background: linear-gradient(135deg, #5bb3d4 0%, #3d7a9f 100%);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}


.fade-in {
    opacity: 0;
    transform: translateY(20px);
}

.fade-in-visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-up {
    opacity: 0;
    transform: translateY(30px);
}

.slide-up-visible {
    opacity: 1;
    transform: translateY(0);
}


@media (min-width: 768px) {
    .page-title {
        font-size: 3.5rem;
    }

    .section-title {
        font-size: 2.5rem;
    }

    .estadisticas-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .experiencias-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}


@media (min-width: 1024px) {
    .intro-section {
        padding: 6rem 1rem 4rem;
    }

    .section {
        padding: 5rem 1rem;
    }

    .estadisticas-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .experiencias-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}