/* ============================================================
   文章单页业务块：失效提示 / 有用·失效投票 / 图片灯箱
   变量沿用 xb-skin 的暖纸砖红体系
   ============================================================ */

/* 已失效提示条 */
.mb-expnote {
    margin: 0 0 16px;
    padding: 12px 14px;
    font-size: 13px;
    line-height: 1.8;
    border-radius: 8px;
    background: rgba(192, 57, 43, .08);
    border-left: 3px solid var(--mb-danger, #c0392b);
    color: #8c241b;
}
.mb-expnote a {
    color: var(--mb-danger, #c0392b);
    text-decoration: underline;
}
html[data-theme="dark"] .mb-expnote {
    background: rgba(224, 107, 94, .12);
    color: #e8a097;
}

/* 有用 / 失效 投票 */
.mb-vote {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
    padding: 14px 16px;
    border-radius: var(--border-radius);
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
}
.mb-vote-q {
    font-size: 14px;
    color: var(--text-secondary);
    margin-right: 4px;
}
.mb-vbtn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 16px;
    border-radius: 18px;
    border: 1px solid var(--border-input);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: border-color .15s, color .15s;
}
.mb-vbtn:hover {
    border-color: var(--theme-color);
    color: var(--theme-color);
}
.mb-vbtn b {
    color: var(--theme-color);
    font-variant-numeric: tabular-nums;
}
.mb-vbtn-dead:hover {
    border-color: var(--mb-danger, #c0392b);
    color: var(--mb-danger, #c0392b);
}
.mb-vbtn-dead b {
    color: var(--mb-danger, #c0392b);
}
.mb-vote-tip {
    font-size: 12px;
}

/* 图片灯箱 */
.mb-lightbox {
    position: fixed;
    inset: 0;
    z-index: 300;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(20, 16, 12, .9);
    cursor: zoom-out;
    animation: mb-fade .18s ease-out;
}
.mb-lightbox img {
    max-width: 100%;
    max-height: 100%;
    border-radius: 6px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, .5);
}
@keyframes mb-fade {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@media (max-width: 900px) {
    .mb-vote {
        padding: 12px;
    }
    .mb-vote-q {
        width: 100%;
    }
    .mb-vote-tip {
        display: none;
    }
}