body {
    font-family: 'Inter', sans-serif;
    background: #fafafa;
    color: #222;
    margin: 0;
}

/* Cabecera */
.topbar {
    background: white;
    text-align: center;
    padding: 40px 20px 20px 20px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.categoria {
    background: #6c63ff;
    color: white;
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 14px;
    margin-bottom: 10px;
}

.topbar h1 {
    font-size: 28px;
    font-weight: 700;
    margin: 10px 0;
}

.subtitulo {
    color: #666;
    font-size: 17px;
    margin-bottom: 20px;
}

.autor {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    color: #444;
}

.autor img {
    width: 45px;
    height: 45px;
    border-radius: 50%;
}

.social {
    margin-top: 15px;
}

.btn {
    border: none;
    border-radius: 50%;
    width: 35px;
    height: 35px;
    margin: 0 4px;
    font-weight: bold;
    cursor: pointer;
    color: white;
}

.facebook { background: #3b5998; }
.twitter { background: #000; }
.linkedin { background: #0077b5; }
.share { background: #6c63ff; }

/* Portada */
.portada img {
    width: 100%;
    height: 420px;
    object-fit: cover;
}

/* Contenido */
.contenido {
    max-width: 800px;
    margin: 40px auto;
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

.contenido h2 {
    color: #6c63ff;
    margin-top: 30px;
}

.contenido p {
    line-height: 1.8;
    text-align: justify;
    margin: 15px 0;
}

blockquote {
    background: #f3f3f3;
    border-left: 5px solid #6c63ff;
    padding: 15px;
    font-style: italic;
    color: #444;
    margin: 30px 0;
}

/* Imágenes de apps */
.img-box {
    text-align: center;
    margin: 20px 0;
}

.img-box img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

/* Footer */
footer {
    background: white;
    text-align: center;
    padding: 20px;
    color: #777;
    font-size: 14px;
    margin-top: 50px;
}