/* 原创文章列表与详情 */
.article-hero {
    border: 1px solid rgba(99, 102, 241, .22);
    background:
        radial-gradient(100% 120% at 100% 0, rgba(99, 102, 241, .18), transparent 55%),
        linear-gradient(135deg, #eef2ff, #f8fafc 65%);
}

.dark .article-hero {
    border-color: rgba(99, 102, 241, .3);
    background:
        radial-gradient(100% 120% at 100% 0, rgba(99, 102, 241, .24), transparent 55%),
        linear-gradient(135deg, #17203a, #111a2f 65%);
}

.article-hero-kicker {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .18em;
    color: #4f46e5;
}

.dark .article-hero-kicker {
    color: #a5b4fc;
}

.article-hero h1 {
    color: #0f172a;
}

.dark .article-hero h1 {
    color: #f8fafc;
}

.article-hero p:not(.article-hero-kicker) {
    color: #64748b;
}

.dark .article-hero p:not(.article-hero-kicker) {
    color: #94a3b8;
}

.article-filter {
    display: inline-flex;
    align-items: center;
    border: 1px solid #e2e8f0;
    border-radius: 999px;
    padding: 6px 13px;
    font-size: 12px;
    color: #64748b;
    transition: color .2s ease, border-color .2s ease, background .2s ease;
}

.article-filter:hover {
    border-color: #a5b4fc;
    color: #4f46e5;
}

.article-filter.is-active {
    border-color: transparent;
    background: #4f46e5;
    color: #fff;
}

.dark .article-filter {
    border-color: #334155;
    color: #94a3b8;
}

.dark .article-filter.is-active {
    border-color: transparent;
    background: #6366f1;
    color: #fff;
}

.article-type {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    background: rgba(79, 70, 229, .1);
    padding: 4px 9px;
    font-size: 10px;
    font-weight: 600;
    color: #4f46e5;
}

.dark .article-type {
    background: rgba(129, 140, 248, .14);
    color: #c7d2fe;
}

.article-card {
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.article-excerpt {
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    line-clamp: 3;
}

.article-card:hover {
    border-color: rgba(99, 102, 241, .35);
    box-shadow: 0 18px 40px -24px rgba(79, 70, 229, .4);
    transform: translateY(-2px);
}

.article-related {
    transition: border-color .2s ease, transform .2s ease;
}

.article-related:hover {
    border-color: rgba(99, 102, 241, .35);
    transform: translateY(-2px);
}

.article-body {
    color: #334155;
    font-size: 15px;
    line-height: 1.95;
}

.dark .article-body {
    color: #cbd5e1;
}

.article-body > * + * {
    margin-top: 1rem;
}

.article-body h2 {
    margin-top: 2rem;
    color: #1e293b;
    font-size: 19px;
    font-weight: 700;
    line-height: 1.55;
}

.article-body h3 {
    margin-top: 1.5rem;
    color: #1e293b;
    font-size: 16px;
    font-weight: 700;
}

.dark .article-body h2,
.dark .article-body h3 {
    color: #f1f5f9;
}

.article-body p {
    margin: 0;
}

.article-body ul,
.article-body ol {
    padding-left: 1.35rem;
}

.article-body ul {
    list-style: disc;
}

.article-body ol {
    list-style: decimal;
}

.article-body li + li {
    margin-top: .4rem;
}

.article-body blockquote {
    margin: 1.25rem 0;
    border-left: 3px solid #818cf8;
    border-radius: 0 8px 8px 0;
    background: rgba(238, 242, 255, .7);
    padding: .75rem 1rem;
    color: #475569;
}

.dark .article-body blockquote {
    background: rgba(30, 41, 59, .6);
    color: #cbd5e1;
}

.article-body strong {
    color: #1e293b;
    font-weight: 700;
}

.dark .article-body strong {
    color: #f8fafc;
}