/* 阅读域 · 站内长文（app/read/*） */
.article-body {
    line-height: 1.8;
}

.article-body h3 {
    color: #0a0a0a;
    margin: 28px 0 16px;
    font-size: 1.28rem;
}

.article-body p {
    margin-bottom: 14px;
    font-size: 1.02rem;
}

.article-body ul {
    margin-left: 20px;
    margin-top: 8px;
}

.article-body li {
    margin-bottom: 8px;
}

.article-step {
    padding: 12px 18px;
    margin: 14px 0;
    border-radius: 0;
    border-left: 4px solid var(--color-theme-deep);
    background-color: #e8f4f8;
}

.article-step strong {
    color: var(--color-theme-text-end);
}

.article-tip {
    background-color: #e8f8f5;
    border-left: 4px solid #1abc9c;
    padding: 14px 18px;
    border-radius: 0;
    margin: 18px 0;
    color: #117864;
}

.article-warning {
    background-color: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 14px 18px;
    border-radius: 0;
    margin: 18px 0;
    color: #856404;
}

.article-code {
    background-color: #f4f4f4;
    border: 1px solid #ddd;
    border-radius: 0;
    padding: 12px 15px;
    margin: 12px 0;
    font-family: "Courier New", monospace;
    font-size: 0.9rem;
    overflow-x: auto;
}

@media (max-width: 767.98px) {
    .article-body h3 {
        font-size: 1.15rem;
    }

    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 70px;
        font-size: 20px;
    }
}