:root {
            --primary: rgb(59,130,246);
            --primary-glow: rgba(59,130,246,0.15);
            --glacier-blue: #38bdf8;
            --silver-white: #f8fafc;
            --deep-sea-ink: #070d19;
            --deep-sea-light: #0f172a;
            --text-main: #f1f5f9;
            --text-muted: #94a3b8;
            --border-color: rgba(255,255,255,0.08);
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
            background-color: var(--deep-sea-ink);
            color: var(--text-main);
            line-height: 1.6;
            overflow-x: hidden;
        }
        a { color: inherit; text-decoration: none; transition: all 0.3s; }
        img { max-width: 100%; height: auto; }
        .container { width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 24px; }

        
        header {
            background: rgba(7, 13, 25, 0.8);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            position: fixed;
            top: 0; left: 0; width: 100%; z-index: 1000;
        }
        .header-wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; }
        .logo { display: inline-flex; align-items: center; gap: 12px; }
        .logo img { display: block; height: 40px; width: auto; max-width: 160px; object-fit: contain; }
        .logo span { font-size: 20px; font-weight: 800; color: var(--silver-white); }
        .nav-desktop { display: flex; align-items: center; gap: 32px; }
        .nav-desktop a { font-size: 15px; color: var(--text-muted); font-weight: 500; }
        .nav-desktop a:hover { color: var(--glacier-blue); }
        .nav-btn { background: linear-gradient(135deg, var(--primary), #1d4ed8); color: #fff; padding: 10px 24px; border-radius: 99px; font-size: 14px; font-weight: 600; }
        .menu-toggle { display: none; background: none; border: none; color: var(--text-main); font-size: 24px; cursor: pointer; }

        
        .drawer-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.6); backdrop-filter: blur(4px); opacity: 0; visibility: hidden; transition: all 0.3s ease; z-index: 1001; }
        .drawer-overlay.active { opacity: 1; visibility: visible; }
        .mobile-drawer { position: fixed; top: 0; left: -320px; width: 300px; height: 100%; background: var(--deep-sea-light); border-right: 1px solid var(--border-color); padding: 24px; z-index: 1002; transition: all 0.3s ease; display: flex; flex-direction: column; gap: 32px; }
        .mobile-drawer.active { left: 0; }
        .drawer-header { display: flex; align-items: center; justify-content: space-between; }
        .close-btn { background: none; border: none; color: var(--text-muted); font-size: 28px; cursor: pointer; }
        .drawer-nav { display: flex; flex-direction: column; gap: 20px; }
        .drawer-nav a { font-size: 16px; color: var(--text-main); padding-bottom: 8px; border-bottom: 1px solid rgba(255,255,255,0.05); }

        
        .page-banner {
            padding: 140px 0 60px;
            background: linear-gradient(180deg, rgba(29, 123, 255, 0.1) 0%, transparent 100%);
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb { font-size: 14px; color: var(--text-muted); margin-bottom: 12px; }
        .page-banner h1 { font-size: 36px; color: var(--silver-white); font-weight: 800; }

        
        .tag-main {
            padding: 80px 0;
        }
        .tag-container-box {
            background: var(--deep-sea-light);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 50px;
        }
        .tag-intro {
            font-size: 16px;
            color: var(--text-muted);
            margin-bottom: 40px;
            line-height: 1.8;
            max-width: 800px;
        }
        .tags-index-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }
        .tag-index-bubble {
            font-size: 15px;
            background: rgba(255,255,255,0.02);
            border: 1px solid rgba(255,255,255,0.06);
            color: var(--text-muted);
            padding: 12px 24px;
            border-radius: 99px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .tag-index-bubble:hover {
            background: rgba(29,123,255,0.1);
            border-color: #1D7BFF;
            color: var(--silver-white);
        }
        .tag-count-pill {
            background: rgba(255,255,255,0.1);
            font-size: 11px;
            padding: 2px 8px;
            border-radius: 99px;
            color: var(--glacier-blue);
        }

        
        footer { background: #040912; border-top: 1px solid var(--border-color); padding: 80px 0 30px; color: var(--text-muted); font-size: 14px; }
        .footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 40px; margin-bottom: 60px; }
        .footer-brand { grid-column: span 2; }
        .footer-brand p { margin-top: 16px; max-width: 320px; }
        .footer-col h4 { color: var(--silver-white); font-size: 16px; font-weight: 600; margin-bottom: 20px; }
        .footer-col ul { list-style: none; }
        .footer-col ul li { margin-bottom: 12px; }
        .footer-col ul a:hover { color: var(--glacier-blue); }
        .footer-bottom { border-top: 1px solid rgba(255,255,255,0.05); padding-top: 30px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; }
        .footer-links { display: flex; gap: 24px; }

        @media (max-width: 768px) {
            .nav-desktop { display: none; }
            .menu-toggle { display: block; }
            .tag-container-box { padding: 30px; }
        }