:root {
            --primary: #1a1a2e;
            --accent: #ff6b35;
            --secondary-accent: #e8a020;
            --light: #f5f5f5;
            --dark: #0f0f1a;
            --text: #e0d8d0;
            --text-muted: #a0a0a8;
            --card-bg: #24243d;
            --border: #343452;
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; font-size: 16px; }
        body { font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; background: var(--dark); color: var(--text); line-height: 1.75; }
        .site-header { background: linear-gradient(135deg, #0a0a1a 0%, #1a1a3a 100%); padding: 1.2rem 2rem; border-bottom: 3px solid var(--accent); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: 1000; }
        .my-logo { font-size: 2.2rem; font-weight: 900; color: var(--accent); text-decoration: none; letter-spacing: 2px; text-transform: uppercase; font-family: 'Arial Black', Arial, sans-serif; text-shadow: 0 0 15px rgba(255, 107, 53, 0.4); }
        .my-logo span { color: #fff; }
        .my-logo:hover { transform: scale(1.02); }
        .site-header .logo-subtitle { font-size: 0.75rem; color: var(--text-muted); display: block; text-align: center; letter-spacing: 3px; }
        .nav-menu { display: flex; list-style: none; gap: 1.5rem; }
        .nav-menu a { color: var(--text); text-decoration: none; font-weight: 500; font-size: 1rem; padding: 0.5rem 1rem; border-radius: 4px; transition: all 0.3s ease; border: 1px solid transparent; }
        .nav-menu a:hover { background: rgba(255, 107, 53, 0.15); color: var(--accent); border-color: var(--accent); }
        .hamburger { display: none; background: none; border: none; font-size: 1.8rem; color: var(--text); cursor: pointer; }
        .nav-active { display: flex !important; }
        @media (max-width: 768px) {
            .nav-menu { display: none; flex-direction: column; width: 100%; background: var(--primary); padding: 1rem; margin-top: 1rem; border-radius: 8px; gap: 0.5rem; }
            .hamburger { display: block; }
            .site-header { padding: 1rem; }
            .my-logo { font-size: 1.6rem; }
        }
        .breadcrumb { padding: 0.8rem 2rem; background: var(--primary); font-size: 0.85rem; border-bottom: 1px solid var(--border); }
        .breadcrumb a { color: var(--accent); text-decoration: none; }
        .breadcrumb a:hover { text-decoration: underline; }
        .breadcrumb .separator { margin: 0 8px; color: var(--text-muted); }
        .container { display: flex; gap: 2rem; max-width: 1440px; margin: 0 auto; padding: 2rem; }
        .main-content { flex: 1; min-width: 0; }
        .sidebar { width: 340px; flex-shrink: 0; }
        h1 { font-size: 2.4rem; color: var(--accent); margin: 1.5rem 0 1rem; line-height: 1.3; font-weight: 800; border-left: 5px solid var(--accent); padding-left: 1rem; }
        h2 { font-size: 1.9rem; color: var(--secondary-accent); margin: 2.5rem 0 1.2rem; font-weight: 700; border-bottom: 2px solid var(--border); padding-bottom: 0.5rem; }
        h3 { font-size: 1.4rem; color: var(--text); margin: 1.8rem 0 0.8rem; font-weight: 600; }
        h4 { font-size: 1.1rem; color: var(--text-muted); margin: 1.4rem 0 0.6rem; font-weight: 500; }
        p { margin-bottom: 1rem; text-align: justify; }
        .highlight { background: rgba(255, 107, 53, 0.1); border-left: 4px solid var(--accent); padding: 1rem; border-radius: 4px; }
        .content-card { background: var(--card-bg); border-radius: 8px; padding: 1.5rem; margin-bottom: 1.5rem; border: 1px solid var(--border); transition: transform 0.2s; }
        .content-card:hover { transform: translateY(-3px); box-shadow: 0 8px 25px rgba(0,0,0,0.3); }
        .btn { display: inline-block; background: var(--accent); color: #fff; padding: 0.7rem 1.8rem; border-radius: 50px; text-decoration: none; font-weight: 600; transition: all 0.3s; border: none; cursor: pointer; }
        .btn:hover { background: #e55a2b; transform: translateY(-2px); box-shadow: 0 5px 15px rgba(255, 107, 53, 0.4); }
        .btn-outline { background: transparent; border: 2px solid var(--accent); color: var(--accent); }
        .btn-outline:hover { background: var(--accent); color: #fff; }
        .form-group { margin-bottom: 1rem; }
        .form-group label { display: block; margin-bottom: 0.3rem; color: var(--text-muted); }  
        .form-group input, .form-group textarea, .form-group select { width: 100%; padding: 0.7rem; border: 1px solid var(--border); border-radius: 4px; background: var(--primary); color: var(--text); font-family: inherit; }
        .form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--accent); }
        .form-group textarea { min-height: 100px; resize: vertical; }
        .search-box { background: var(--card-bg); padding: 1.2rem; border-radius: 8px; margin-bottom: 2rem; }
        .search-box form { display: flex; gap: 0.5rem; }
        .search-box input { flex: 1; padding: 0.7rem; border: 1px solid var(--border); border-radius: 4px; background: var(--primary); color: var(--text); }
        .search-box button { background: var(--accent); border: none; padding: 0.7rem 1.2rem; border-radius: 4px; color: #fff; cursor: pointer; }
        .comment-section { background: var(--card-bg); padding: 1.5rem; border-radius: 8px; margin-top: 2.5rem; border: 1px solid var(--border); }
        .rating-stars { display: flex; gap: 0.3rem; font-size: 1.5rem; color: var(--secondary-accent); cursor: pointer; }
        .rating-stars i:hover { transform: scale(1.2); color: var(--accent); }
        .site-footer { background: var(--primary); padding: 2rem; border-top: 3px solid var(--accent); margin-top: 3rem; }
        friend-link { display: block; padding: 1rem; background: var(--card-bg); border-radius: 6px; margin: 1rem 0; }
        friend-link a { color: var(--accent); text-decoration: none; margin-right: 1rem; }
        friend-link a:hover { text-decoration: underline; }
        .copyright { text-align: center; color: var(--text-muted); font-size: 0.85rem; padding-top: 1.5rem; border-top: 1px solid var(--border); margin-top: 1.5rem; }
        .sidebar-widget { background: var(--card-bg); border-radius: 8px; padding: 1.2rem; margin-bottom: 1.5rem; border: 1px solid var(--border); }
        .sidebar-widget h3 { font-size: 1.1rem; color: var(--accent); margin-top: 0; }
        .sidebar-widget ul { list-style: none; padding: 0; }
        .sidebar-widget li { padding: 0.4rem 0; border-bottom: 1px solid var(--border); }
        .sidebar-widget li:last-child { border-bottom: none; }
        .sidebar-widget a { color: var(--text); text-decoration: none; }
        .sidebar-widget a:hover { color: var(--accent); }
        .spec-table { width: 100%; border-collapse: collapse; margin: 1rem 0; }
        .spec-table th, .spec-table td { padding: 0.75rem; border: 1px solid var(--border); text-align: left; }
        .spec-table th { background: var(--primary); color: var(--accent); font-weight: 600; }
        figure { margin: 2rem 0; text-align: center; }
        figure img { max-width: 100%; border-radius: 8px; border: 1px solid var(--border); }
        figcaption { color: var(--text-muted); font-size: 0.85rem; margin-top: 0.5rem; }
        .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
        .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
        @media (max-width: 768px) {
            .container { flex-direction: column; padding: 1rem; }
            .sidebar { width: 100%; }
            .grid-2, .grid-3 { grid-template-columns: 1fr; }
            h1 { font-size: 1.8rem; }
            h2 { font-size: 1.5rem; }
        }
        .mt-3 { margin-top: 1.5rem; }
        .mb-3 { margin-bottom: 1.5rem; }
        .badge { display: inline-block; background: var(--accent); color: #fff; padding: 0.2rem 0.8rem; border-radius: 50px; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; }
        .emoji { font-size: 1.2rem; }
        .callout { background: linear-gradient(135deg, rgba(255, 178, 56, 0.1), rgba(255, 107, 53, 0.05)); border-left: 5px solid var(--secondary-accent); padding: 1.2rem 1.5rem; border-radius: 0 8px 8px 0; margin: 1.5rem 0; }