/* Legacy page styles */
body.legacy-page-body {
    background: #f8fafc;
    color: #1e293b;
}

.legacy-page {
    max-width: 860px;
    margin: 0 auto;
    padding: 1.5rem 1rem 3rem;
}

/* Header */
.legacy-head {
    margin-bottom: 1.5rem;
    text-align: center;
}

.legacy-title {
    margin: 0;
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: #0f172a;
}

.legacy-sub {
    margin: 0.5rem 0 0;
    font-size: 0.96rem;
    color: #64748b;
}

/* Stats */
.legacy-stats {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.legacy-stat-chip {
    padding: 0.3rem 0.75rem;
    border-radius: 999px;
    background: #e0e7ff;
    color: #3730a3;
    font-size: 0.8rem;
    font-weight: 700;
}

/* Article list */
.legacy-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.9rem;
}

.legacy-card {
    border-radius: 12px;
    border: 1px solid #dbe3ef;
    background: #fff;
    box-shadow: 0 2px 8px rgba(15,23,42,0.05);
    transition: transform 0.14s, box-shadow 0.14s, border-color 0.14s;
}

.legacy-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37,99,235,0.1);
    border-color: #93c5fd;
}

.legacy-card-link {
    display: block;
    padding: 1.1rem 1.2rem;
    text-decoration: none;
    color: inherit;
}

.legacy-card-inner {
    display: grid;
    gap: 0.45rem;
}

.legacy-card-title {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 800;
    color: #0f172a;
    line-height: 1.4;
}

.legacy-card:hover .legacy-card-title {
    color: #2563eb;
}

.legacy-card-excerpt {
    margin: 0;
    font-size: 0.88rem;
    color: #64748b;
    line-height: 1.65;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.legacy-card-meta {
    display: flex;
    gap: 0.8rem;
    font-size: 0.8rem;
    color: #94a3b8;
}

/* Tags */
.legacy-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.legacy-tag {
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    background: #eff6ff;
    color: #1d4ed8;
    font-size: 0.75rem;
    font-weight: 700;
}

/* Pagination */
.legacy-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.legacy-page-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.55rem 1.1rem;
    border-radius: 999px;
    background: #fff;
    border: 1px solid #dbe3ef;
    color: #2563eb;
    font-size: 0.9rem;
    font-weight: 700;
    text-decoration: none;
    transition: background 0.14s, border-color 0.14s;
}

.legacy-page-btn:hover {
    background: #eff6ff;
    border-color: #93c5fd;
    text-decoration: none;
}

.legacy-page-current {
    font-size: 0.88rem;
    color: #64748b;
}

/* Empty state */
.legacy-empty {
    padding: 2.5rem 1rem;
    text-align: center;
    color: #94a3b8;
    border: 1px dashed #cbd5e1;
    border-radius: 12px;
}

/* Article detail */
.legacy-article-wrap {
    max-width: 720px;
    margin: 0 auto;
}

.legacy-breadcrumb {
    margin-bottom: 1.2rem;
    font-size: 0.88rem;
}

.legacy-breadcrumb a {
    color: #64748b;
    text-decoration: none;
}

.legacy-breadcrumb a:hover {
    color: #2563eb;
}

.legacy-article {
    background: #fff;
    border: 1px solid #dbe3ef;
    border-radius: 14px;
    box-shadow: 0 4px 16px rgba(15,23,42,0.06);
    overflow: hidden;
}

.legacy-article-head {
    padding: 1.8rem 1.8rem 1.2rem;
    border-bottom: 1px solid #f1f5f9;
}

.legacy-article-title {
    margin: 0.5rem 0 0.75rem;
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: #0f172a;
    line-height: 1.35;
}

.legacy-article-meta {
    display: flex;
    gap: 0.9rem;
    font-size: 0.84rem;
    color: #94a3b8;
}

.legacy-article-body {
    padding: 1.6rem 1.8rem 2rem;
    color: #334155;
    line-height: 1.9;
    font-size: 0.98rem;
}

.legacy-article-body h2,
.legacy-article-body h3 {
    margin: 1.8rem 0 0.7rem;
    color: #0f172a;
    font-weight: 800;
}

.legacy-article-body h2 { font-size: 1.25rem; }
.legacy-article-body h3 { font-size: 1.05rem; }

.legacy-article-body p { margin: 0.85rem 0; }

.legacy-article-body a {
    color: #2563eb;
    text-decoration: underline;
}

.legacy-article-body ul,
.legacy-article-body ol {
    padding-left: 1.5rem;
    margin: 0.85rem 0;
}

.legacy-article-body li { margin: 0.3rem 0; }

.legacy-article-body img {
    max-width: 100%;
    border-radius: 8px;
    height: auto;
}

.legacy-article-body pre,
.legacy-article-body code {
    background: #f1f5f9;
    border-radius: 6px;
    font-size: 0.88em;
}

.legacy-article-body pre {
    padding: 1rem 1.2rem;
    overflow-x: auto;
}

.legacy-article-body code {
    padding: 0.15em 0.4em;
}

@media (max-width: 640px) {
    .legacy-article-head,
    .legacy-article-body {
        padding: 1.2rem 1rem;
    }

    .legacy-article-title {
        font-size: 1.3rem;
    }

    .legacy-card-link {
        padding: 0.9rem 1rem;
    }
}