:root {
            --primary: #1D7BFF;
            --primary-hover: #0056C6;
            --bg-dark: #0A192F;
            --bg-light: #F8FAFC;
            --border-color: rgb(223,230,233);
            --text-main: #0F172A;
            --text-muted: #475569;
            --glass-bg: rgba(255, 255, 255, 0.85);
            --glass-border: rgba(223, 230, 233, 0.7);
            --shadow: 0 10px 30px -10px rgba(15, 23, 42, 0.08);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; background: var(--bg-light); color: var(--text-main); line-height: 1.6; }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        
        header { background: var(--glass-bg); backdrop-filter: blur(12px); border-bottom: 1px solid var(--glass-border); position: fixed; top: 0; left: 0; width: 100%; z-index: 100; }
        .header-wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; }
        .logo { display: inline-flex; align-items: center; gap: 12px; }
        .logo img { height: 40px; width: auto; max-width: 160px; object-fit: contain; }
        .logo span { font-size: 18px; font-weight: 800; color: var(--bg-dark); }
        nav.nav-desktop { display: flex; align-items: center; gap: 32px; }
        nav.nav-desktop a { font-size: 15px; font-weight: 500; color: var(--text-muted); padding: 8px 0; }
        nav.nav-desktop a:hover { color: var(--primary); }
        .header-actions { display: flex; align-items: center; gap: 16px; }
        .btn { display: inline-flex; align-items: center; justify-content: center; padding: 10px 24px; font-size: 14px; font-weight: 600; border-radius: 8px; border: none; cursor: pointer; transition: var(--transition); }
        .btn-primary { background: var(--primary); color: #fff; }
        .btn-outline { background: transparent; color: var(--primary); border: 1px solid var(--primary); }
        .menu-toggle { display: none; flex-direction: column; gap: 6px; background: none; border: none; cursor: pointer; }

        .drawer { position: fixed; top: 0; left: -100%; width: 300px; height: 100%; background: #fff; z-index: 150; box-shadow: 10px 0 30px rgba(0,0,0,0.1); transition: left 0.4s; display: flex; flex-direction: column; padding: 30px 24px; }
        .drawer.active { left: 0; }
        .drawer-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(10, 25, 47, 0.4); backdrop-filter: blur(4px); z-index: 140; opacity: 0; visibility: hidden; transition: var(--transition); }
        .drawer-overlay.active { opacity: 1; visibility: visible; }
        .drawer-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 40px; }
        .drawer-close { background: none; border: none; font-size: 24px; cursor: pointer; }

        
        .page-hero { padding: 120px 0 60px; background: radial-gradient(circle at top, rgba(29, 123, 255, 0.08) 0%, rgba(248, 250, 252, 1) 100%); border-bottom: 1px solid var(--border-color); text-align: center; }
        .page-title { font-size: 36px; font-weight: 800; color: var(--bg-dark); }

        
        .tags-section { padding: 80px 0; }
        .tags-intro { text-align: center; max-width: 600px; margin: 0 auto 50px; color: var(--text-muted); font-size: 16px; }
        .tag-cloud-wrap { background: #fff; border: 1px solid var(--border-color); border-radius: 20px; padding: 50px; display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; box-shadow: var(--shadow); }
        
        .tag-badge { display: inline-flex; align-items: center; gap: 8px; background: var(--bg-light); border: 1px solid var(--border-color); color: var(--text-main); padding: 8px 18px; border-radius: 30px; font-size: 15px; font-weight: 600; transition: var(--transition); }
        .tag-badge:hover { background: var(--primary); color: #fff; border-color: var(--primary); transform: translateY(-3px); box-shadow: 0 4px 14px rgba(29, 123, 255, 0.2); }
        .tag-badge span { font-size: 12px; background: rgba(0,0,0,0.05); color: var(--text-muted); padding: 2px 6px; border-radius: 10px; }
        .tag-badge:hover span { background: rgba(255,255,255,0.2); color: #fff; }

        
        footer { background: #0A1120; color: rgba(255, 255, 255, 0.6); padding: 80px 0 30px; border-top: 1px solid rgba(255, 255, 255, 0.05); }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px; margin-bottom: 60px; }
        .footer-brand .logo span { color: #fff; }
        .footer-brand p { margin-top: 20px; font-size: 14px; }
        .footer-title { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 24px; }
        .footer-links { list-style: none; }
        .footer-links li { margin-bottom: 12px; }
        .footer-links a:hover { color: var(--primary); padding-left: 4px; }
        .footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.05); padding-top: 30px; display: flex; align-items: center; justify-content: space-between; font-size: 13px; }

        @media (max-width: 768px) {
            nav.nav-desktop, .header-actions .btn-outline { display: none; }
            .menu-toggle { display: flex; }
            .tag-cloud-wrap { padding: 24px; }
            .footer-grid { grid-template-columns: 1fr; }
        }