:root {
    --primary-color: #0f2d52;
    --secondary-color: #79aff1;
    --dark-blue: #192028;
    --accent-blue: #018cd5;

    --text-light: #ffffff;
    --text-muted: #d1d5db;

    --radius-md: 0.75rem;
    --radius-lg: 1rem;

    --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.22);
    --shadow-strong: 0 20px 40px rgba(0, 0, 0, 0.45);

    --transition-fast: 0.25s ease;
    --transition-base: 0.35s ease;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--dark-blue);
    font-family: system-ui, -apple-system, sans-serif;
    color: var(--text-light);
}

.hidden {
    display: none;
}

#splash {
    position: fixed;
    inset: 0;
    z-index: 9999;

    display: flex;
    align-items: center;
    justify-content: center;

    background-color: rgba(15, 23, 42, 0.35);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);

    transition: opacity 0.4s ease;
}

#splash.fade-out {
    opacity: 0;
    pointer-events: none;
}

.splash-gif {
    clip-path: inset(2px); /* ajusta el valor */
    width: 200px;
    height: auto;
}

#hero-section {
    padding-top: 80px; 
}

.functions-seccion {
    background-color: var(--primary-color);
    min-height: 400px;
}

.functions-card {
    contain: content;
}

.functions-card {
    width: 100%;
    max-width: 280px;
    height: 320px;

    display: flex;
    flex-direction: column;

    background-color: var(--dark-blue);
    border: 1px solid var(--accent-blue);
    border-radius: 17px;
    box-shadow: var(--shadow-soft);

    transition:
        transform var(--transition-base),
        border-color var(--transition-fast);
    will-change: transform;
}


.functions-card-content {
    text-align: center;
}

.functions-card-content p {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* .functions-card img {
    background: linear-gradient(90deg, #1a2937 25%, #243447 50%, #1a2937 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}
 */

.functions-card-media {
    position: relative;
    width: 100%;
    height: 160px;
    overflow: hidden;
    border-radius: var(--radius-md);
}

.img-skeleton {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        #1a2937 25%,
        #243447 50%,
        #1a2937 75%
    );
    background-size: 200% 100%;
    animation: skeleton 1.2s infinite;
}

.functions-card-media img {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.3s ease;
}


@keyframes loading {
    from { background-position: 200% 0; }
    to { background-position: -200% 0; }
}

.title-secondary {
    color: var(--secondary-color);
}

.cta-register {
    background-color: var(--primary-color);
    color: var(--text-light);
    text-decoration: none;
    transition: background-color var(--transition-fast);
}

.cta-register:hover {
    background-color: #0f55ac;
}

.functions-seccion {
    background-color: var(--primary-color);
}   

.functions-card:hover {
    border-color: #012e66;
    transform: scale(1.05);
}

.functions-card:active {
    transform: scale(0.96) rotateZ(1.5deg);
}


.functions-card h3 {
    color: var(--text-light);
}


.functions-card img {
    width: 100%;
    height: 160px;
    object-fit: cover;

    border-radius: var(--radius-md);
    margin-bottom: 1rem;

    background: linear-gradient(
        90deg,
        #1a2937 25%,
        #243447 50%,
        #1a2937 75%
    );
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}


.cta-section {
    background-image: linear-gradient(
        to right,
        #012e66,
        #054481,
        #085b9d,
        #0773b9,
        var(--accent-blue)
    );
    color: var(--text-light);
}

.cta-section a {
    text-decoration: none;
    background-color: var(--accent-blue);
    color: var(--text-light);
}

.beneficios-section {
    background-color: var(--dark-blue);
}

.beneficios-section h2 {
    display: flex;
    align-items: center;
    justify-content: center;
}

.beneficios-card {
    position: relative;
    overflow: hidden;

    background-color: var(--primary-color);
    text-align: center;
    align-items: center;

    transition:
        transform var(--transition-base),
        box-shadow var(--transition-base);
    will-change: transform;
}

.beneficios-card::before {
    content: "";
    position: absolute;
    inset: -1px;

    background: linear-gradient(
        120deg,
        transparent,
        rgba(1, 140, 213, 0.6),
        transparent
    );
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
}

.beneficios-card:hover {
    transform: translateY(-12px) scale(1.03);
    box-shadow:
        var(--shadow-strong),
        0 0 0 1px rgba(1, 140, 213, 0.35);
}

.beneficios-card:hover::before {
    opacity: 1;
}


.beneficios-card:hover::before {
    opacity: 1;
}

.beneficios-card i {
    font-size: 3rem;
    color: var(--text-light);

    transition:
        transform var(--transition-base),
        color var(--transition-base),
        filter var(--transition-base);
}

.beneficios-card:hover i {
    transform: scale(1.25) rotate(-3deg);
    color: var(--accent-blue);
    filter: drop-shadow(0 0 8px rgba(1, 140, 213, 0.8));
}


.beneficios-card h3,
.beneficios-card p {
    transition: transform var(--transition-fast), color var(--transition-fast);
}

.beneficios-card:hover p {
    color: var(--text-muted);
}


.beneficios-card:hover h3 {
    transform: translateY(-2px);
    color: #ffffff;
}

.beneficios-card:hover p {
    transform: translateY(-2px);
    color: #d1d5db;
}

.cta-section a {
    text-decoration: none;
    background-color: #000000ff;
    color: white;
}


.fade-up {
    animation: fadeUp 0.9s ease forwards;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .functions-card {
        max-width: none;
        width: 100%;
    }

    .img-skeleton {
        animation: none;
    }

    #hero-section img {
        object-position: 65% center;
        min-height: 100vh;
    }

    #hero-section {
        min-height: 100vh;
        overflow: hidden;
    }

}