:root {
            --theme-color: rgb(0,0,0);
            --bg-base: #050505;
            --bg-card: #121212;
            --bg-card-hover: #1a1a1a;
            --text-main: #ffffff;
            --text-sub: #a0a0a0;
            --accent-color: #d4af37; 
            --accent-hover: #f0c950;
            --border-color: #222222;
            --radius: 8px;
            --transition: all 0.3s ease;
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif; background-color: var(--bg-base); color: var(--text-main); line-height: 1.6; -webkit-font-smoothing: antialiased; }
        a { text-decoration: none; color: inherit; }
        ul { list-style: none; }
        img { max-width: 100%; height: auto; display: block; }
        
        
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        .section-padding { padding: 80px 0; }
        .section-title { font-size: 32px; font-weight: 700; text-align: center; margin-bottom: 15px; background: linear-gradient(90deg, #fff, #999); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
        .section-desc { text-align: center; color: var(--text-sub); margin-bottom: 50px; font-size: 16px; max-width: 600px; margin-left: auto; margin-right: auto; }

        
        .header { position: sticky; top: 0; width: 100%; z-index: 100; background: rgba(5,5,5,0.85); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border-color); }
        .header-inner { display: flex; justify-content: space-between; align-items: center; height: 70px; }
        .logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
        .logo img { display: block; height: 36px; 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; letter-spacing: 1px; }
        .nav-desktop { display: flex; gap: 30px; align-items: center; }
        .nav-desktop a { font-size: 15px; font-weight: 500; color: var(--text-sub); transition: var(--transition); }
        .nav-desktop a:hover { color: var(--accent-color); }
        .menu-btn { display: none; background: none; border: none; color: var(--text-main); font-size: 24px; cursor: pointer; }

        
        .drawer-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.7); z-index: 998; opacity: 0; visibility: hidden; transition: var(--transition); }
        .drawer-overlay.active { opacity: 1; visibility: visible; }
        .drawer { position: fixed; top: 0; left: -300px; width: 280px; height: 100%; background: var(--bg-card); z-index: 999; box-shadow: 4px 0 20px rgba(0,0,0,0.5); transition: var(--transition); overflow-y: auto; display: flex; flex-direction: column; }
        .drawer.active { left: 0; }
        .drawer-header { padding: 20px; border-bottom: 1px solid var(--border-color); display: flex; justify-content: space-between; align-items: center; }
        .drawer-close { background: none; border: none; color: var(--text-sub); font-size: 28px; cursor: pointer; line-height: 1; }
        .drawer-nav { padding: 20px 0; }
        .drawer-nav a { display: block; padding: 12px 20px; font-size: 16px; color: var(--text-main); border-bottom: 1px solid rgba(255,255,255,0.05); }
        .drawer-footer { margin-top: auto; padding: 20px; border-top: 1px solid var(--border-color); color: var(--text-sub); font-size: 12px; }

        
        .hero { position: relative; padding: 100px 0; overflow: hidden; background: var(--theme-color); min-height: 600px; display: flex; align-items: center; }
        .hero-bg { position: absolute; inset: 0; background-image: url('https://images.unsplash.com/photo-1639322537228-f710d846310a?auto=format&fit=crop&w=1920&q=80'); background-size: cover; background-position: center; opacity: 0.3; mix-blend-mode: luminosity; }
        .hero-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to right, rgba(0,0,0,1) 0%, rgba(0,0,0,0.4) 100%); }
        .hero-content { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 50px; }
        .hero-text { flex: 1; max-width: 600px; }
        .hero-title { font-size: 48px; font-weight: 800; line-height: 1.2; margin-bottom: 20px; text-transform: uppercase; }
        .hero-title span { color: var(--accent-color); }
        .hero-desc { font-size: 18px; color: #ccc; margin-bottom: 40px; }
        .hero-actions { display: flex; gap: 20px; }
        .btn-primary { background: var(--accent-color); color: #000; padding: 14px 30px; border-radius: var(--radius); font-weight: 600; font-size: 16px; display: inline-flex; align-items: center; justify-content: center; transition: var(--transition); border: 1px solid var(--accent-color); }
        .btn-primary:hover { background: var(--accent-hover); box-shadow: 0 0 20px rgba(212,175,55,0.4); transform: translateY(-2px); }
        .btn-outline { background: transparent; color: var(--text-main); padding: 14px 30px; border-radius: var(--radius); font-weight: 600; font-size: 16px; border: 1px solid rgba(255,255,255,0.3); transition: var(--transition); }
        .btn-outline:hover { border-color: var(--text-main); background: rgba(255,255,255,0.05); }
        .hero-visual { flex: 1; display: flex; justify-content: center; position: relative; }
        .hero-visual-card { background: rgba(18,18,18,0.8); border: 1px solid var(--border-color); padding: 20px; border-radius: 12px; backdrop-filter: blur(10px); box-shadow: 0 20px 40px rgba(0,0,0,0.8); width: 100%; max-width: 450px; transform: perspective(1000px) rotateY(-10deg); transition: var(--transition); }
        .hero-visual-card:hover { transform: perspective(1000px) rotateY(0deg); }
        .visual-img { border-radius: 8px; margin-bottom: 15px; }

        
        .features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
        .feature-card { background: var(--bg-card); padding: 40px 30px; border-radius: var(--radius); border: 1px solid var(--border-color); transition: var(--transition); text-align: center; }
        .feature-card:hover { transform: translateY(-5px); border-color: var(--accent-color); box-shadow: 0 10px 30px rgba(0,0,0,0.5); }
        .feature-icon { width: 60px; height: 60px; background: rgba(212,175,55,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; font-size: 24px; color: var(--accent-color); }
        .feature-title { font-size: 20px; font-weight: 600; margin-bottom: 15px; }
        .feature-desc { color: var(--text-sub); font-size: 14px; }

        
        .news-wrapper { display: grid; grid-template-columns: 350px 1fr; gap: 40px; }
        .hot-news { background: var(--bg-card); padding: 30px; border-radius: var(--radius); border: 1px solid var(--border-color); }
        .hot-news-title { font-size: 20px; font-weight: 700; margin-bottom: 20px; padding-bottom: 10px; border-bottom: 1px solid var(--border-color); display: flex; align-items: center; gap: 10px; }
        .hot-news-title::before { content: ''; width: 4px; height: 18px; background: var(--accent-color); border-radius: 2px; }
        .hot-list { display: flex; flex-direction: column; gap: 15px; }
        .hot-item { display: flex; gap: 15px; align-items: center; }
        .hot-num { font-size: 24px; font-weight: 800; color: #333; font-style: italic; width: 30px; }
        .hot-item:nth-child(-n+3) .hot-num { color: var(--accent-color); }
        .hot-info h4 { font-size: 14px; font-weight: 500; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 5px; }
        .hot-info span { font-size: 12px; color: var(--text-sub); }

        .latest-news { display: grid; grid-template-columns: repeat(2, 1fr); gap: 25px; }
        .article-card { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius); overflow: hidden; transition: var(--transition); display: flex; flex-direction: column; }
        .article-card:hover { border-color: rgba(212,175,55,0.5); transform: translateY(-3px); }
        .article-img { width: 100%; aspect-ratio: 16/9; overflow: hidden; position: relative; }
        .article-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
        .article-card:hover .article-img img { transform: scale(1.05); }
        .article-tag { position: absolute; top: 15px; left: 15px; background: var(--accent-color); color: #000; font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 4px; }
        .article-content { padding: 20px; flex: 1; display: flex; flex-direction: column; }
        .article-title { font-size: 18px; font-weight: 600; margin-bottom: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
        .article-summary { font-size: 14px; color: var(--text-sub); margin-bottom: 20px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; flex: 1; }
        .article-meta { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid rgba(255,255,255,0.05); padding-top: 15px; font-size: 12px; color: var(--text-sub); }
        .article-meta span { display: flex; align-items: center; gap: 5px; }

        
        .cta-section { background: linear-gradient(135deg, #111, #000); border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); text-align: center; position: relative; overflow: hidden; }
        .cta-section::before { content: ''; position: absolute; top: -50%; left: 50%; width: 600px; height: 600px; background: radial-gradient(circle, rgba(212,175,55,0.1) 0%, transparent 70%); transform: translateX(-50%); pointer-events: none; }
        .cta-title { font-size: 36px; font-weight: 700; margin-bottom: 20px; }
        .cta-desc { color: var(--text-sub); margin-bottom: 30px; font-size: 16px; }

        
        .footer { background: var(--theme-color); border-top: 1px solid var(--border-color); padding: 80px 0 30px; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 50px; margin-bottom: 50px; }
        .footer-brand .logo { margin-bottom: 20px; }
        .footer-desc { color: var(--text-sub); font-size: 14px; margin-bottom: 20px; max-width: 400px; }
        .footer-title { font-size: 16px; font-weight: 600; margin-bottom: 25px; color: #fff; }
        .footer-links { display: flex; flex-direction: column; gap: 12px; }
        .footer-links a { color: var(--text-sub); font-size: 14px; transition: var(--transition); }
        .footer-links a:hover { color: var(--accent-color); padding-left: 5px; }
        .footer-bottom { border-top: 1px solid var(--border-color); padding-top: 30px; display: flex; justify-content: space-between; align-items: center; color: #666; font-size: 13px; }

        @media (max-width: 992px) {
            .hero-content { flex-direction: column; text-align: center; }
            .hero-text { max-width: 100%; }
            .hero-actions { justify-content: center; }
            .news-wrapper { grid-template-columns: 1fr; }
            .latest-news { grid-template-columns: 1fr; }
        }
        @media (max-width: 768px) {
            .nav-desktop { display: none; }
            .menu-btn { display: block; }
            .features-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 30px; }
            .footer-bottom { flex-direction: column; gap: 15px; text-align: center; }
            .hero-title { font-size: 36px; }
        }