/* Estilos generales */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background: #f4f6f8;
    color: #333;
}

/* Header */
header {
    background: linear-gradient(135deg, #0a74da, #007bff);
    color: white;
    padding: 2rem 1rem;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

header h1 {
    margin: 0;
    font-size: 2.5rem;
}

header p {
    margin-top: 1rem;
    font-size: 1.1rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Artículos */
article {
    margin: 2rem auto;
    max-width: 900px;
    padding: 1.5rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

article h2 {
    color: #0a74da;
    margin-bottom: 1rem;
}

/* Input + select + botón */
.container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: stretch;
}

.container input,
.container select {
    padding: 0.75rem;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 1rem;
    width: 100%;
}

.container button {
    padding: 0.75rem;
    background-color: #007bff;
    border: none;
    color: white;
    font-size: 1rem;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.container button:hover {
    background-color: #0056b3;
}

/* Gráfico */
canvas#graficoAcciones {
    margin-top: 2rem;
    max-width: 100%;
}

/* Noticias */
.noticias {
    padding: 1rem;
    background: #f9f9f9;
    border-radius: 10px;
}

.lista {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.lista li {
    padding: 1rem;
    background: white;
    border-left: 5px solid #007bff;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.lista li img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    margin-top: 0.5rem;
}

.lista li a {
    font-weight: bold;
    font-size: 1.1rem;
    color: #007bff;
    text-decoration: none;
}

.lista li a:hover {
    text-decoration: underline;
}

.lista li small {
    color: #777;
}

/* Footer */
footer {
    background: #e9ecef;
    text-align: center;
    padding: 2rem 1rem;
    margin-top: 3rem;
    font-size: 0.9rem;
    line-height: 1.6;
}

footer a {
    color: #007bff;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Responsive */
@media (min-width: 600px) {
    .container {
        flex-direction: row;
        align-items: center;
    }

    .container input,
    .container select,
    .container button {
        flex: 1;
    }

    .container button {
        flex: 0.5;
    }
}