:root { --primary: rgb(220,38,38); --primary-hover: rgb(185,28,28); --primary-light: rgba(220,38,38,0.1); --text-main: #1f2937; --text-muted: #4b5563; --bg-body: #f3f4f6; --bg-white: #ffffff; --border-color: #e5e7eb; --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05); --transition: all 0.3s ease; }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: sans-serif; background-color: var(--bg-body); color: var(--text-main); line-height: 1.8; }
        a { text-decoration: none; color: inherit; transition: var(--transition); }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        
        
        .logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
        .logo img { display: block; height: 40px; width: auto; max-width: 160px; object-fit: contain; flex-shrink: 0; }
        .logo span { display: inline-block; font-size: 20px; font-weight: 800; line-height: 1; color: var(--text-main); white-space: nowrap; }
        .header { background: var(--bg-white); border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 50; }
        .header-inner { display: flex; justify-content: space-between; align-items: center; height: 70px; }
        .nav-links { display: none; }
        .nav-links a { font-size: 16px; font-weight: 500; padding: 10px 15px; border-radius: 6px; }
        .nav-links a:hover { color: var(--primary); background: var(--primary-light); }
        .menu-btn { display: block; background: none; border: none; cursor: pointer; }
        .menu-btn svg { width: 28px; height: 28px; }
        @media (min-width: 768px) { .nav-links { display: flex; gap: 10px; } .menu-btn { display: none; } }
        
        
        .drawer-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 90; opacity: 0; visibility: hidden; }
        .drawer-overlay.active { opacity: 1; visibility: visible; }
        .drawer { position: fixed; top: 0; left: -300px; bottom: 0; width: 280px; background: var(--bg-white); z-index: 100; transition: var(--transition); }
        .drawer.active { left: 0; }
        .drawer-header { padding: 20px; border-bottom: 1px solid var(--border-color); display: flex; justify-content: space-between; }
        .drawer-close { background: none; border: none; cursor: pointer; }
        .drawer-nav { padding: 20px; }
        .drawer-nav a { display: block; padding: 12px 0; border-bottom: 1px solid var(--border-color); }

        
        .main-wrapper { display: grid; grid-template-columns: 1fr; gap: 30px; margin: 40px auto; }
        @media (min-width: 1024px) { .main-wrapper { grid-template-columns: 1fr 320px; } }
        
        .article-content { background: var(--bg-white); border-radius: 12px; padding: 30px; box-shadow: var(--shadow-sm); border: 1px solid var(--border-color); }
        @media (min-width: 768px) { .article-content { padding: 50px; } }
        
        .breadcrumb { font-size: 14px; color: var(--text-muted); margin-bottom: 20px; display: flex; gap: 8px; flex-wrap: wrap; }
        .breadcrumb a:hover { color: var(--primary); }

        .article-head { border-bottom: 1px solid var(--border-color); padding-bottom: 25px; margin-bottom: 30px; }
        .article-title { font-size: 28px; font-weight: 800; color: #111; line-height: 1.4; margin-bottom: 15px; }
        @media (min-width: 768px) { .article-title { font-size: 34px; } }
        .article-meta { display: flex; flex-wrap: wrap; gap: 20px; font-size: 14px; color: var(--text-muted); }
        .meta-item { display: flex; align-items: center; gap: 5px; }
        .meta-item svg { width: 16px; height: 16px; color: var(--primary); }
        
        .article-tags { margin-top: 15px; display: flex; gap: 10px; }
        .article-tags a { background: var(--primary-light); color: var(--primary); font-size: 12px; padding: 4px 10px; border-radius: 4px; font-weight: 500; }

        .article-body { font-size: 16px; color: #374151; }
        .article-body p { margin-bottom: 20px; }
        .article-body img { max-width: 100%; height: auto; border-radius: 8px; margin: 20px 0; }
        .article-body h2, .article-body h3 { color: #111; margin: 30px 0 15px; font-weight: 700; }

        .article-nav { display: flex; justify-content: space-between; border-top: 1px solid var(--border-color); padding-top: 20px; margin-top: 40px; font-size: 15px; }
        .article-nav a { color: var(--primary); font-weight: 600; display: block; max-width: 45%; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
        .article-nav a:hover { text-decoration: underline; }

        
        .sidebar-widget { background: var(--bg-white); padding: 25px; border-radius: 12px; box-shadow: var(--shadow-sm); margin-bottom: 30px; border: 1px solid var(--border-color); }
        .widget-title { font-size: 18px; font-weight: 700; border-left: 4px solid var(--primary); padding-left: 15px; margin-bottom: 20px; color: #111; }
        .rel-list { display: flex; flex-direction: column; gap: 15px; }
        .rel-item { display: flex; gap: 15px; align-items: center; }
        .rel-item:hover .rel-title { color: var(--primary); }
        .rel-img { width: 80px; height: 60px; border-radius: 6px; object-fit: cover; }
        .rel-info { flex: 1; }
        .rel-title { font-size: 14px; font-weight: 600; margin-bottom: 4px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .rel-time { font-size: 12px; color: var(--text-muted); }

        
        .footer { background: #111827; color: #d1d5db; padding: 60px 0 20px; margin-top: 60px;}
        .footer-grid { display: grid; grid-template-columns: 1fr; gap: 40px; margin-bottom: 40px; }
        @media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr; } }
        .footer-brand .logo span { color: white; }
        .footer-title { color: white; font-size: 18px; font-weight: 700; margin-bottom: 20px; }
        .footer-links li { margin-bottom: 12px; }
        .footer-links a:hover { color: var(--primary); }
        .footer-bottom { border-top: 1px solid #374151; padding-top: 20px; display: flex; justify-content: space-between; font-size: 14px; }
        
        .promo-box { background: linear-gradient(135deg, var(--primary), #991b1b); color: white; padding: 25px; border-radius: 12px; text-align: center; margin-bottom: 30px; }
        .promo-box h3 { font-size: 20px; margin-bottom: 10px; font-weight: 800; }
        .promo-box p { font-size: 14px; margin-bottom: 15px; opacity: 0.9; }
        .promo-box a { display: inline-block; background: white; color: var(--primary); padding: 10px 20px; border-radius: 6px; font-weight: 600; }