ai {
    display: block;
    background: #1a1a1a;
    color: #e0e0e0;
    padding: 15px;
    border: 1px solid #4a3c20;
    font-size: 14px;
    line-height: 1.6;
    font-family: 'SimSun', serif;
}
hd {
    display: block;
    text-align: center;
    color: #c5a059;
    font-weight: bold;
    padding-bottom: 10px;
    border-bottom: 1px solid #8b0000;
    margin-bottom: 15px;
}
p[t] {
    margin: 10px 0;
    padding: 8px;
    background: #262626;
    border-left: 3px solid #c5a059;
}
p[t]::before {
    content: attr(t);
    display: block;
    color: #8b0000;
    font-weight: bold;
    font-size: 12px;
    margin-bottom: 4px;
}
f { display: block; color: #d4af37; font-size: 16px; font-weight: bold; }
d { display: block; padding-left: 5px; border-left: 1px solid #444; margin: 2px 0; }
details {
    margin-top: 20px;
    padding: 10px;
    background: #202020;
    border: 1px solid #c5a059;
}
summary {
    color: #c5a059;
    cursor: pointer;
    font-weight: bold;
    list-style: none;
}
summary::after { content: " ▾"; float: right; }
details[open] summary::after { content: " ▴"; }
/* 交互视觉增强 */
d:hover { background: #333; color: #fff; border-left-color: #c5a059; }
article p { text-indent: 2em; }