.header {
    flex-wrap: wrap;
}

.header nav {
    flex-wrap: wrap;
    gap: 12px 22px;
}

.header nav a {
    padding: 5px 0;
}

.header nav a[aria-current="page"] {
    color: var(--cobre-escuro);
    border-bottom: 2px solid var(--lava);
}

.page-intro {
    max-width: 820px;
    padding: 65px 0 40px;
}

.page-intro h1 {
    font-size: clamp(38px, 5vw, 60px);
    letter-spacing: -2px;
}

.page-lead {
    max-width: 650px;
    margin-top: 24px;
    color: var(--muted);
    font-size: 17px;
}

.learning-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
    padding-bottom: 45px;
}

.learning-card {
    padding: 30px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: white;
}

.learning-card h2 {
    margin-bottom: 16px;
    font-size: 25px;
}

.learning-card p {
    color: var(--muted);
    font-size: 14px;
}

.learning-number {
    display: block;
    margin-bottom: 18px;
    color: var(--cobre);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
}

.page-link {
    display: inline-block;
    margin-top: 10px;
    color: var(--cobre-escuro);
    font-size: 14px;
    font-weight: 650;
    border-bottom: 2px solid var(--lava);
}

.page-panel {
    padding: 32px;
    margin-bottom: 40px;
    border-radius: 16px;
    background: var(--basalto);
    color: var(--marfim);
}

.page-panel h2 {
    margin-bottom: 16px;
    font-size: 28px;
}

.page-panel p {
    color: #e9ddd2;
}

.score-method {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: center;
}

.score-method strong {
    color: #ffad73;
    font-size: 42px;
    line-height: 1.2;
}

.faq-list {
    max-width: 900px;
    padding-bottom: 50px;
}

.faq-list details {
    margin-bottom: 12px;
    padding: 20px 24px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: white;
}

.faq-list details[open] {
    border-left: 3px solid var(--lava);
}

.faq-list summary {
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
}

.faq-list p {
    color: var(--muted);
    font-size: 14px;
}

@media (max-width: 1100px) {
    .brand-caption {
        display: none;
    }
}

@media (max-width: 650px) {
    .header nav {
        width: 100%;
        gap: 8px 18px;
    }

    .page-intro {
        padding: 35px 0 28px;
    }

    .learning-grid {
        grid-template-columns: 1fr;
    }

    .learning-card,
    .page-panel {
        padding: 24px;
    }
}