* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #4A00E0;
            --secondary-color: #8E2DE2;
            --accent-color: #FF5E62;
            --light-bg: #F8F9FA;
            --dark-bg: #1A1A2E;
            --text-dark: #2D3748;
            --text-light: #718096;
            --white: #FFFFFF;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
            --border-radius: 12px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background: linear-gradient(135deg, var(--light-bg) 0%, #E9ECEF 100%);
            min-height: 100vh;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            color: var(--white);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 800;
            text-decoration: none;
            color: var(--white);
            display: flex;
            align-items: center;
            gap: 10px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .logo i {
            color: var(--accent-color);
        }
        .logo:hover {
            transform: scale(1.05);
            transition: var(--transition);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: var(--white);
            text-decoration: none;
            font-weight: 600;
            font-size: 1rem;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            transition: var(--transition);
        }
        .main-nav a:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--white);
            font-size: 1.5rem;
            cursor: pointer;
        }
        .breadcrumb {
            background: var(--white);
            padding: 1rem;
            border-radius: var(--border-radius);
            margin: 1rem 0;
            box-shadow: var(--shadow);
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
        }
        .breadcrumb a {
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 500;
        }
        .breadcrumb i {
            margin: 0 0.5rem;
            color: var(--text-light);
            font-size: 0.8rem;
        }
        .search-section {
            background: var(--white);
            padding: 2rem;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            box-shadow: var(--shadow);
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
            gap: 10px;
        }
        .search-input {
            flex: 1;
            padding: 1rem;
            border: 2px solid #E2E8F0;
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-input:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(74, 0, 224, 0.1);
        }
        .search-btn {
            background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
            color: var(--white);
            border: none;
            padding: 0 2rem;
            border-radius: var(--border-radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(74, 0, 224, 0.3);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
            margin: 2rem 0;
        }
        .article-content {
            background: var(--white);
            padding: 2.5rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .tier-list-section {
            margin: 3rem 0;
        }
        .tier-category {
            background: var(--light-bg);
            padding: 1.5rem;
            border-radius: var(--border-radius);
            margin: 1.5rem 0;
            border-left: 5px solid var(--primary-color);
        }
        .tier-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 1.5rem 0;
        }
        .tier-item {
            background: var(--white);
            padding: 1.5rem;
            border-radius: var(--border-radius);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
            text-align: center;
        }
        .tier-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
        }
        .tier-rank {
            display: inline-block;
            padding: 0.3rem 1rem;
            border-radius: 20px;
            font-weight: 700;
            margin-bottom: 1rem;
        }
        .rank-s { background: linear-gradient(45deg, #FFD700, #FFA500); color: #000; }
        .rank-a { background: linear-gradient(45deg, #FF6B6B, #EE5A52); color: white; }
        .rank-b { background: linear-gradient(45deg, #4ECDC4, #44A08D); color: white; }
        .rank-c { background: linear-gradient(45deg, #7B9FE3, #5B7CBB); color: white; }
        .rating-widget {
            background: var(--light-bg);
            padding: 2rem;
            border-radius: var(--border-radius);
            text-align: center;
            box-shadow: var(--shadow);
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 2rem;
            color: #E2E8F0;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #FFD700;
        }
        .comment-section {
            background: var(--white);
            padding: 2rem;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            box-shadow: var(--shadow);
        }
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1.5rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .form-input {
            padding: 1rem;
            border: 2px solid #E2E8F0;
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-input:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .submit-btn {
            background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
            color: var(--white);
            border: none;
            padding: 1rem 2rem;
            border-radius: var(--border-radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            align-self: flex-start;
        }
        .submit-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(74, 0, 224, 0.3);
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
            margin: 2rem 0;
        }
        .web-link {
            background: var(--white);
            padding: 1.5rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateX(5px);
            background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
            color: var(--white);
        }
        .web-link a {
            color: inherit;
            text-decoration: none;
            font-weight: 600;
            display: block;
        }
        .site-footer {
            background: var(--dark-bg);
            color: var(--white);
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #A0AEC0;
        }
        h1, h2, h3 {
            color: var(--primary-color);
            margin-bottom: 1.5rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.5rem;
            background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        h2 {
            font-size: 2rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--accent-color);
        }
        h3 {
            font-size: 1.5rem;
            color: var(--secondary-color);
        }
        .lead {
            font-size: 1.25rem;
            color: var(--text-light);
            margin-bottom: 2rem;
        }
        .highlight {
            background: linear-gradient(45deg, #FFEAA7, #FDCB6E);
            padding: 2rem;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            border-left: 5px solid var(--accent-color);
        }
        .tip {
            background: #E3F2FD;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            margin: 1.5rem 0;
            position: relative;
            padding-left: 3.5rem;
        }
        .tip:before {
            content: "💡";
            position: absolute;
            left: 1rem;
            top: 1.5rem;
            font-size: 1.5rem;
        }
        .featured-image {
            width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .featured-image:hover {
            transform: scale(1.02);
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .main-nav ul {
                gap: 1rem;
            }
        }
        @media (max-width: 768px) {
            .mobile-menu-btn {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--primary-color);
                padding: 1rem;
                transform: translateY(-100%);
                opacity: 0;
                visibility: hidden;
                transition: var(--transition);
                box-shadow: var(--shadow);
            }
            .main-nav.active {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav a {
                display: block;
                padding: 1rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            }
            .search-form {
                flex-direction: column;
            }
            .search-btn {
                width: 100%;
                justify-content: center;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.75rem;
            }
            .article-content {
                padding: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            .tier-grid {
                grid-template-columns: 1fr;
            }
            .web-links {
                grid-template-columns: 1fr;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.6s ease-out;
        }