/* ==========================================================================
   Kongbi · 基本笔画
   ========================================================================== */

.lxz-kb {
    max-width: 720px;
    margin: 0 auto;
    padding: 20px 16px 12px;
}

.lxz-kb-head {
    margin-bottom: 16px;
}

.lxz-kb-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
    gap: 12px;
}

.lxz-kb-card {
    display: block;
    overflow: hidden;
    border: 1px solid var(--lxz-line);
    border-radius: 10px;
    background: #fff;
    text-align: center;
    text-decoration: none;
}

.lxz-kb-thumb {
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1;
    background: #fafafa;
}

.lxz-kb-thumb img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.lxz-kb-name {
    display: block;
    padding: 6px 4px 8px;
    color: var(--lxz-ink-soft);
    font-size: 12px;
}

.lxz-kb-detail {
    max-width: 640px;
    margin: 0 auto;
    padding: 18px 16px 24px;
    text-align: center;
}

.lxz-kb-back {
    display: inline-block;
    margin-bottom: 10px;
    color: var(--lxz-muted);
    font-size: 13px;
    text-decoration: none;
}

.lxz-kb-figure {
    margin: 0 auto 14px;
    max-width: min(100%, 320px);
}

.lxz-kb-figure img {
    display: block;
    width: 100%;
    height: auto;
    border: 1px solid var(--lxz-line);
    border-radius: 12px;
    background: #fff;
}

.lxz-kb-title {
    margin: 0 0 8px;
    font-family: var(--lxz-serif);
    font-size: 26px;
}

.lxz-kb-detail-text {
    margin: 0 0 6px;
    color: var(--lxz-ink-soft);
    font-size: 14px;
    line-height: 1.8;
}

.lxz-kb-eg {
    margin: 0 0 18px;
    color: var(--lxz-muted);
    font-size: 13px;
}

.lxz-kb-pager {
    display: flex;
    gap: 10px;
    justify-content: space-between;
    margin-top: 20px;
}

.lxz-kb-prev,
.lxz-kb-next {
    flex: 1 1 0;
    padding: 10px 12px;
    border: 1px solid var(--lxz-line);
    border-radius: 999px;
    background: #fff;
    color: var(--lxz-ink-soft);
    font-size: 12.5px;
    text-align: center;
    text-decoration: none;
}

.lxz-kb-prev.is-disabled,
.lxz-kb-next.is-disabled {
    color: var(--lxz-muted-2);
    opacity: .55;
}

@media (max-width: 390px) {
    .lxz-kb-grid {
        grid-template-columns: repeat(auto-fill, minmax(82px, 1fr));
        gap: 9px;
    }

    .lxz-kb-title {
        font-size: 22px;
    }
}

.lxz-kb-figure .lxz-kb-mini {
    display: block;
    width: 96px;
    height: 96px;
    margin: 12px auto 0;
    border: 1px solid var(--lxz-line);
    border-radius: 8px;
    background: #fff;
    object-fit: contain;
}