*,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #1a237e;
            --secondary: #ff6f00;
            --accent: #00c853;
            --dark: #0d1117;
            --light: #f5f7fa;
            --text: #212529;
            --border: #dee2e6;
            --gradient: linear-gradient(135deg, #1a237e, #283593);
            --shadow: 0 4px 20px rgba(0, 0, 0, .08);
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, Roboto, sans-serif;
            color: var(--text);
            background: var(--light);
            line-height: 1.75;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: all .3s ease;
        }
        a:hover {
            color: var(--secondary);
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: var(--gradient);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 15px rgba(0, 0, 0, .1);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            text-decoration: none;
            letter-spacing: .5px;
        }
        .my-logo span {
            color: var(--secondary);
        }
        .my-logo small {
            display: block;
            font-size: .7rem;
            font-weight: 300;
            opacity: .9;
            letter-spacing: 1px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.5rem;
            cursor: pointer;
            padding: .5rem;
        }
        .main-nav {
            display: flex;
            gap: 1.2rem;
            align-items: center;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: rgba(255, 255, 255, .9);
            font-weight: 500;
            font-size: .9rem;
            padding: .4rem .8rem;
            border-radius: 4px;
            transition: all .3s ease;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: rgba(255, 255, 255, .15);
            color: #fff;
        }
        .nav-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, .12);
            border-radius: 30px;
            padding: .2rem .4rem .2rem 1rem;
        }
        .nav-search input {
            background: transparent;
            border: none;
            color: #fff;
            outline: none;
            font-size: .85rem;
            width: 140px;
        }
        .nav-search input::placeholder {
            color: rgba(255, 255, 255, .7);
        }
        .nav-search button {
            background: var(--secondary);
            border: none;
            color: #fff;
            border-radius: 50%;
            width: 28px;
            height: 28px;
            font-size: .8rem;
            cursor: pointer;
            transition: transform .3s;
        }
        .nav-search button:hover {
            transform: scale(1.1);
        }
        .breadcrumb {
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: .6rem 0;
            font-size: .85rem;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: .4rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: .4rem;
            color: #999;
        }
        .breadcrumb a {
            color: var(--primary);
        }
        .breadcrumb li[aria-current="page"] {
            color: #666;
            font-weight: 500;
        }
        .hero {
            background: linear-gradient(135deg, #e8eaf6, #f5f5f5);
            padding: 2.5rem 0;
            text-align: center;
            border-bottom: 1px solid var(--border);
        }
        .hero h1 {
            font-size: 2.2rem;
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: .8rem;
        }
        .hero p {
            max-width: 800px;
            margin: 0 auto 1.2rem;
            font-size: 1.1rem;
            color: #444;
        }
        .hero-badges {
            display: flex;
            justify-content: center;
            gap: 1rem;
            flex-wrap: wrap;
            margin-top: 1rem;
        }
        .badge {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 30px;
            padding: .4rem 1rem;
            font-size: .8rem;
            font-weight: 600;
            color: var(--primary);
            box-shadow: var(--shadow);
        }
        .badge i {
            color: var(--secondary);
            margin-right: .3rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 2rem;
            padding: 2rem 0;
        }
        .main-content {
            background: #fff;
            border-radius: 12px;
            padding: 2rem;
            box-shadow: var(--shadow);
            overflow: hidden;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .sidebar-widget {
            background: #fff;
            border-radius: 12px;
            padding: 1.5rem;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            font-size: 1rem;
            color: var(--primary);
            margin-bottom: 1rem;
            padding-bottom: .5rem;
            border-bottom: 2px solid var(--secondary);
        }
        .sidebar-widget ul {
            list-style: none;
        }
        .sidebar-widget ul li {
            margin-bottom: .6rem;
            font-size: .9rem;
        }
        .sidebar-widget ul li a {
            color: var(--text);
        }
        .sidebar-widget ul li a:hover {
            color: var(--secondary);
        }
        .main-content h2 {
            font-size: 1.6rem;
            color: var(--primary);
            margin: 2rem 0 1rem;
            padding-bottom: .5rem;
            border-bottom: 2px solid var(--secondary);
            line-height: 1.4;
        }
        .main-content h3 {
            font-size: 1.2rem;
            color: var(--dark);
            margin: 1.5rem 0 .8rem;
        }
        .main-content h4 {
            font-size: 1.05rem;
            color: #555;
            margin: 1rem 0 .5rem;
            font-weight: 600;
        }
        .main-content p {
            margin-bottom: 1rem;
            line-height: 1.8;
        }
        .main-content ul,
        .main-content ol {
            margin: 0 0 1rem 1.5rem;
        }
        .main-content li {
            margin-bottom: .5rem;
        }
        .main-content img {
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            margin: 1.5rem 0;
            box-shadow: var(--shadow);
        }
        .main-content figure {
            margin: 1.5rem 0;
            text-align: center;
        }
        .main-content figcaption {
            font-size: .8rem;
            color: #888;
            margin-top: .4rem;
        }
        .highlight-box {
            background: #f0f4ff;
            border-left: 4px solid var(--primary);
            padding: 1.2rem;
            border-radius: 8px;
            margin: 1.5rem 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .tip-box {
            background: #fff8e1;
            border-left: 4px solid var(--secondary);
            padding: 1.2rem;
            border-radius: 8px;
            margin: 1.5rem 0;
        }
        .stats-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: .95rem;
        }
        .stats-table th {
            background: var(--primary);
            color: #fff;
            padding: .7rem;
            text-align: left;
        }
        .stats-table td {
            padding: .6rem;
            border-bottom: 1px solid var(--border);
        }
        .stats-table tr:nth-child(even) {
            background: #f8f9fa;
        }
        .pros-cons {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
            margin: 1.5rem 0;
        }
        .pros,
        .cons {
            padding: 1.2rem;
            border-radius: 8px;
        }
        .pros {
            background: #e8f5e9;
            border: 1px solid #c8e6c9;
        }
        .cons {
            background: #ffebee;
            border: 1px solid #ffcdd2;
        }
        .pros h4 {
            color: #2e7d32;
        }
        .cons h4 {
            color: #c62828;
        }
        .review-box {
            background: #f8f9fa;
            border-radius: 8px;
            padding: 1.5rem;
            margin: 1.5rem 0;
            border: 1px solid var(--border);
        }
        .rating-stars {
            color: var(--secondary);
            font-size: 1.2rem;
            letter-spacing: 2px;
        }
        .rating-stars .far {
            color: #ccc;
        }
        .comment-form,
        .score-form {
            background: #f8f9fa;
            border-radius: 8px;
            padding: 1.5rem;
            margin: 1.5rem 0;
            border: 1px solid var(--border);
        }
        .comment-form h3,
        .score-form h3 {
            margin-top: 0;
        }
        .comment-form input,
        .comment-form textarea,
        .score-form input,
        .score-form select {
            width: 100%;
            padding: .6rem;
            border: 1px solid var(--border);
            border-radius: 6px;
            font-size: .9rem;
            margin-bottom: .8rem;
        }
        .btn {
            background: var(--gradient);
            color: #fff;
            border: none;
            padding: .6rem 1.5rem;
            border-radius: 6px;
            font-size: .9rem;
            font-weight: 600;
            cursor: pointer;
            transition: all .3s ease;
            display: inline-block;
        }
        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 15px rgba(0, 0, 0, .2);
        }
        .btn-secondary {
            background: var(--secondary);
        }
        .site-footer {
            background: var(--dark);
            color: #aaa;
            padding: 3rem 0 1rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-content h4 {
            color: #fff;
            margin-bottom: 1rem;
            font-size: 1rem;
        }
        .footer-content ul {
            list-style: none;
        }
        .footer-content ul li {
            margin-bottom: .5rem;
            font-size: .9rem;
        }
        .footer-content ul li a {
            color: #aaa;
        }
        .footer-content ul li a:hover {
            color: var(--secondary);
        }
        friend-link {
            display: block;
            border-top: 1px solid #2d2d2d;
            padding-top: 1.5rem;
            font-size: .85rem;
        }
        friend-link a {
            color: #aaa;
            margin: 0 .5rem;
        }
        friend-link a:hover {
            color: var(--secondary);
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #2d2d2d;
            font-size: .85rem;
            color: #666;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                order: 2;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: nowrap;
            }
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--primary);
                padding: 1rem;
                border-radius: 8px;
                margin-top: 1rem;
            }
            .main-nav.open {
                display: flex;
            }
            .nav-search {
                width: 100%;
                margin-top: .5rem;
            }
            .nav-search input {
                flex: 1;
                width: auto;
            }
            .hero h1 {
                font-size: 1.5rem;
            }
            .hero p {
                font-size: .95rem;
            }
            .main-content {
                padding: 1.2rem;
            }
            .pros-cons {
                grid-template-columns: 1fr;
            }
            .footer-content {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .hero-badges {
                flex-direction: column;
                align-items: center;
            }
            .main-content h2 {
                font-size: 1.3rem;
            }
        }
        @media print {
            .site-header,
            .sidebar,
            .site-footer,
            .breadcrumb,
            .comment-form,
            .score-form {
                display: none !important;
            }
            .content-grid {
                display: block;
            }
        }