body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    background-color: #f4f8fb;
    color: #333;
}

header {
    background: linear-gradient(to right, #2c5364, #203a43, #0f2027);
    color: white;
    padding: 2rem;
    text-align: center;
    border-bottom: 5px solid #1c1c1c;
}

h1 {
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
}

.frase {
    font-style: italic;
    font-size: 1.1rem;
    opacity: 0.85;
}

.icon-bar {
    text-align: center;
    font-size: 1.8rem;
    padding: 1rem;
    background-color: #e6eff3;
    border-bottom: 1px solid #cfdde2;
}

main {
    padding: 2rem;
    max-width: 900px;
    margin: auto;
}

.accordion-button {
    background-color: #305f72;
    color: white;
    cursor: pointer;
    padding: 1rem 1.2rem;
    width: 100%;
    border: none;
    text-align: left;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s, transform 0.2s;
}

.accordion-button:hover {
    background-color: #417d8a;
    transform: scale(1.01);
}

.accordion-content {
    background-color: #fff;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 1rem;
    margin-bottom: 1rem;
    border-left: 4px solid #305f72;
    border-radius: 4px;
}

.accordion-content p, .accordion-content ul {
    padding: 1rem 0;
    line-height: 1.5;
}

.accordion-content ul {
    list-style: none;
    padding-left: 0;
}

.accordion-content ul li {
    padding: 0.3rem 0;
}

.accordion-content ul li a {
    color: #305f72;
    text-decoration: none;
}

.accordion-content ul li a:hover {
    text-decoration: underline;
}

footer {
    text-align: center;
    background-color: #305f72;
    color: white;
    padding: 1rem;
    font-size: 0.9rem;
    margin-top: 2rem;
}