/* ===== Main Layout ===== */
        .main-layout {
            padding: 48px 0;
        }
        .main-layout .container {
            display: grid; grid-template-columns: 1fr 320px; gap: 36px;
        } 
.article-content {
all: revert;
}

/* ===== Article Detail ===== */
        .article-detail {
            background: #fff; border-radius: var(--radius);
            box-shadow: var(--shadow); overflow: hidden;}

        /* Article Header */
        .article-header {
            padding: 36px 40px 0;}
        .article-title {
            font-size: 26px; color: var(--text-dark); font-weight: 700;
            line-height: 1.5; margin-bottom: 20px;}
        .article-meta {
            display: flex; align-items: center; flex-wrap: wrap; gap: 20px;
            padding-bottom: 20px; border-bottom: 1px solid var(--border);
            font-size: 13px; color: var(--text-muted);}
        .article-meta .meta-item {
            display: flex; align-items: center; gap: 5px;}
        .article-meta svg {
            width: 14px; height: 14px; stroke: currentColor; stroke-width: 2;
            fill: none; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0;}

        /* Article Body */
        .article-body {
            padding: 32px 40px;
            font-size: 15px; line-height: 1.9; color: var(--text-body);}
        .article-body p {
            margin-bottom: 18px; text-indent: 2em;}
        .article-body p:last-child { margin-bottom: 0;}
        .article-body img {
            border-radius: var(--radius); margin: 24px auto;
            max-width: 100%; display: block; box-shadow: 0 2px 8px rgba(0,0,0,0.06);}
        .article-body h2 {
            font-size: 20px; color: var(--text-dark); font-weight: 600;
            margin: 32px 0 16px; padding-left: 14px;
            border-left: 4px solid var(--primary);}
        .article-body h3 {
            font-size: 17px; color: var(--text-dark); font-weight: 600;
            margin: 24px 0 12px;}
        .article-body ul, .article-body ol {
            margin: 16px 0; padding-left: 2em;}
        .article-body li {
            margin-bottom: 8px; line-height: 1.8; text-indent: 0;}
        .article-body blockquote {
            margin: 20px 0; padding: 16px 20px;
            background: var(--primary-bg); border-left: 4px solid var(--primary);
            border-radius: 0 var(--radius) var(--radius) 0;
            color: var(--text-body); font-size: 14px;}
        .article-body blockquote p { text-indent: 0; margin-bottom: 0;}
        .article-body table {
            width: 100%; border-collapse: collapse; margin: 20px 0;
            font-size: 14px;}
        .article-body table th, .article-body table td {
            border: 1px solid var(--border); padding: 10px 14px; text-align: left;}
        .article-body table th {
            background: var(--primary-bg); color: var(--primary); font-weight: 600;}
        .article-body table tr:hover td { background: var(--bg-gray);}
        .article-body .img-caption {
            text-align: center; font-size: 12px; color: var(--text-muted);
            margin-top: -16px; margin-bottom: 20px;}

        /* Article Footer - Share & Tools */
        .article-footer {
            padding: 20px 40px;
            border-top: 1px solid var(--border);
            display: flex; align-items: center; justify-content: space-between;
            flex-wrap: wrap; gap: 12px;}
        .article-share {
            display: flex; align-items: center; gap: 10px;}
        .article-share .share-label {
            font-size: 13px; color: var(--text-muted); font-weight: 500;}
        .share-btn {
            display: inline-flex; align-items: center; justify-content: center;
            width: 34px; height: 34px; border-radius: 50%;
            border: 1px solid var(--border); background: #fff; cursor: pointer;
            transition: var(--transition); color: var(--text-muted);}
        .share-btn:hover {
            border-color: var(--primary); color: var(--primary); background: var(--primary-bg);}
        .share-btn svg { width: 16px; height: 16px; stroke: currentColor; stroke-width: 2; fill: none; stroke-linecap: round; stroke-linejoin: round;}
        .article-tools {
            display: flex; align-items: center; gap: 8px;}
        .tool-btn {
            display: inline-flex; align-items: center; gap: 5px;
            padding: 6px 14px; border-radius: 6px; font-size: 12px;
            color: var(--text-muted); border: 1px solid var(--border);
            background: #fff; cursor: pointer; transition: var(--transition);}
        .tool-btn:hover {
            color: var(--primary); border-color: var(--primary); background: var(--primary-bg);}
        .tool-btn svg { width: 14px; height: 14px; stroke: currentColor; stroke-width: 2; fill: none; stroke-linecap: round; stroke-linejoin: round;}

        /* Prev/Next Navigation */
        .article-nav {
            margin-top: 24px; display: flex; flex-direction: column; gap: 12px;}
        .article-nav-item {
            display: flex; align-items: center; gap: 12px;
            background: #fff; border-radius: var(--radius);
            box-shadow: var(--shadow); padding: 16px 24px;
            transition: var(--transition); cursor: pointer;
            border: 1px solid transparent;}
        .article-nav-item:hover {
            box-shadow: var(--shadow-hover); border-color: var(--primary-border);}
        .article-nav-item .nav-label {
            flex-shrink: 0; font-size: 12px; color: #fff;
            background: var(--primary); padding: 3px 10px;
            border-radius: 4px; font-weight: 500;}
        .article-nav-item.next .nav-label { background: var(--accent);}
        .article-nav-item .nav-text {
            font-size: 14px; color: var(--text-dark); font-weight: 500;
            display: -webkit-box; -webkit-line-clamp: 1;
            -webkit-box-orient: vertical; overflow: hidden;
            line-height: 1.5;}
        .article-nav-item:hover .nav-text { color: var(--primary);}

        /* ===== Sidebar ===== */
        .sidebar { display: flex; flex-direction: column; gap: 24px;}

        .sidebar-panel {
            background: #fff; border-radius: var(--radius);
            box-shadow: var(--shadow); overflow: hidden;}
        .sidebar-panel-head {
            padding: 16px 20px; border-bottom: 1px solid var(--border);
            display: flex; align-items: center; gap: 8px;}
        .sidebar-panel-head h3 {
            font-size: 16px; color: var(--primary); font-weight: 600;
            display: flex; align-items: center; gap: 8px;}
        .sidebar-panel-head h3::before {
            content: ''; width: 3px; height: 16px; background: var(--primary);
            border-radius: 2px;}
        .sidebar-panel-body { padding: 12px 20px;}

        /* 热门新闻 */
        .hot-item {
            display: flex; gap: 12px; padding: 12px 0;
            border-bottom: 1px dashed var(--border); transition: var(--transition);}
        .hot-item:last-child { border-bottom: none;}
        .hot-item:hover { padding-left: 4px;}
        .hot-item .rank {
            flex-shrink: 0; width: 24px; height: 24px; border-radius: 6px;
            display: flex; align-items: center; justify-content: center;
            font-size: 12px; font-weight: 700; margin-top: 2px;}
        .hot-item:nth-child(1) .rank { background: var(--primary); color: #fff;}
        .hot-item:nth-child(2) .rank { background: var(--primary-light); color: #fff;}
        .hot-item:nth-child(3) .rank { background: var(--accent); color: #fff;}
        .hot-item:nth-child(n+4) .rank { background: var(--bg-gray); color: var(--text-muted);}
        .hot-item h4 {
            font-size: 13px; color: var(--text-dark); font-weight: 400; line-height: 1.5;
            display: -webkit-box; -webkit-line-clamp: 2;
            -webkit-box-orient: vertical; overflow: hidden;}
        .hot-item:hover h4 { color: var(--primary);}

        /* 联系卡片 */
        .contact-card {
            background: var(--primary); color: #fff; border-radius: var(--radius);
            padding: 24px 20px; box-shadow: var(--shadow);}
        .contact-card h4 { font-size: 16px; font-weight: 600; margin-bottom: 14px;}
        .contact-card .info-item {
            display: flex; align-items: flex-start; gap: 10px;
            font-size: 13px; opacity: 0.85; margin-bottom: 10px;}
        .contact-card .info-item svg { width: 16px; height: 16px; stroke: currentColor; stroke-width: 2; fill: none; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; margin-top: 2px;}
        .contact-card .info-item:last-child { margin-bottom: 0;}

        

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .main-layout .container { grid-template-columns: 1fr;}
            .sidebar { order: 2;}
        }
        @media (max-width: 768px) {
            .mobile-toggle { display: block;}
            .nav { display: none;}
            .nav.open {
                display: flex; flex-direction: column; position: absolute;
                top: 100%; left: 0; right: 0; background: #fff;
                padding: 12px 20px; box-shadow: 0 8px 24px rgba(0,0,0,0.1);
                border-top: 1px solid var(--border);}
            .nav-item { position: static;}
            .nav-dropdown {
                position: static; box-shadow: none; border: none;
                background: var(--primary-bg); border-radius: 6px; min-width: auto;
                margin: 0 0 4px 12px; padding: 0;
                opacity: 0; max-height: 0; overflow: hidden; pointer-events: none;
                transform: none; transition: max-height 0.35s ease, opacity 0.3s ease;}
            .nav-dropdown.open {
                max-height: 200px; opacity: 1; pointer-events: auto;
                margin-top: 4px; margin-bottom: 8px;}
            .nav-dropdown a { padding: 10px 16px; font-size: 13px; border-left: 3px solid var(--primary-border);}
            .nav-dropdown a:hover { border-left-color: var(--primary); background: rgba(114,39,81,0.06);}
            .nav-item > a.has-dropdown::after { content: '\25B8'; margin-left: 6px; font-size: 10px; transition: transform 0.3s ease; display: inline-block;}
            .nav-item > a.has-dropdown.open::after { transform: rotate(90deg);}
            .banner-inner { flex-direction: column; align-items: flex-start; gap: 12px;}
            .page-banner { padding: 0;}
            .banner-info h2 { font-size: 20px;}
            .article-header { padding: 24px 20px 0;}
            .article-title { font-size: 20px;}
            .article-meta { gap: 12px;}
            .article-body { padding: 24px 20px;}
            .article-body h2 { font-size: 18px;}
            .article-footer { padding: 16px 20px;}
            .article-nav-item { padding: 14px 18px;}
            .footer-grid { grid-template-columns: 1fr; gap: 24px;}
        }
        @media (max-width: 480px) {
            .top-bar { display: none;}
            .article-title { font-size: 18px;}
            .article-footer { flex-direction: column; align-items: flex-start;}
            .article-meta { font-size: 12px; gap: 8px;}
        }