/* Colores IA Robots */
:root {
    --dark-blue: #0f2d60;
    --mid-blue: #1a4a8f;
    --white: #ffffff;
}

body {
    margin: 0;
    padding: 0;
    background: var(--dark-blue);
    color: var(--white);
    font-family: "Poppins", sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    text-align: center;
}

.container {
    padding: 20px;
    animation: fadeIn 1.2s ease-in-out;
}

.title {
    font-size: 3rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.subtitle {
    font-size: 1.3rem;
    margin-bottom: 30px;
    color: var(--white);
    opacity: 0.9;
}

/* Loader minimalista */
.loader {
    width: 45px;
    height: 45px;
    border: 4px solid var(--white);
    border-top: 4px solid var(--mid-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 25px auto;
}

.footer-text {
    font-size: 1rem;
    opacity: 0.8;
}

/* Animaciones */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}