* {
    box-sizing: border-box;
}

/* LAYOUT PRINCIPAL */
.layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 240px;
    min-width: 200px;
}

.sidebar iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.main iframe {
    flex: 1;
    width: 100%;
    border: none;
}

/* FOOTER */
.footer {
    background: #2c2c2c;
    color: white;
    padding: 8px;
    text-align: center;
    font-size: 0.9rem;
}

/* CONTENIDO */
.main-wrapper {
    padding: 16px;
    max-width: 1200px;
    margin: auto;
}

/* GRID */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
}

/* CALENDARIO */
.calendario {
    line-height: 1.6;
}

/* ICONOS */
.icons {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.icons img {
    width: 60px;
    height: auto;
}

/* RESPONSIVE */
@media (max-width: 900px) {
    .layout {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        height: 200px;
    }
}