:root {
            --primary: #FF6B35;
            --secondary: #1A73E8;
            --dark: #202124;
            --light: #F8F9FA;
            --gray: #5F6368;
            --success: #34A853;
            --border-radius: 12px;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--dark);
            background-color: #fff;
            overflow-x: hidden;
        }
        a {
            color: var(--secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
            border-bottom: 1px solid #eee;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            color: var(--primary);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: var(--secondary);
        }
        .search-box {
            display: flex;
            max-width: 400px;
            flex-grow: 1;
            margin: 0 30px;
        }
        .search-box input {
            flex-grow: 1;
            padding: 12px 20px;
            border: 2px solid #ddd;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            outline: none;
        }
        .search-box button {
            background: var(--secondary);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-box button:hover {
            background: #0d62d9;
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--dark);
            cursor: pointer;
        }
        nav {
            padding: 15px 0;
        }
        .nav-list {
            display: flex;
            list-style: none;
            justify-content: center;
            gap: 30px;
        }
        .nav-list a {
            font-weight: 600;
            color: var(--gray);
            padding: 8px 0;
            position: relative;
        }
        .nav-list a:hover,
        .nav-list a.active {
            color: var(--primary);
        }
        .nav-list a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--primary);
            border-radius: 3px;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: var(--gray);
            background: #f9f9f9;
            border-bottom: 1px solid #eee;
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb span {
            margin: 0 8px;
            color: #ccc;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        .content-area {
            background: white;
            border-radius: var(--border-radius);
            overflow: hidden;
        }
        .hero-image {
            width: 100%;
            height: 400px;
            object-fit: cover;
            border-radius: var(--border-radius);
            margin-bottom: 30px;
        }
        article {
            padding: 20px;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--dark);
            margin-bottom: 20px;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            color: var(--dark);
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--primary);
        }
        h3 {
            font-size: 1.6rem;
            color: var(--secondary);
            margin: 30px 0 15px;
        }
        h4 {
            font-size: 1.3rem;
            color: var(--gray);
            margin: 25px 0 12px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
        }
        .highlight {
            background: linear-gradient(135deg, #FFE8DC 0%, #FFD9C8 100%);
            border-left: 5px solid var(--primary);
            padding: 25px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            margin: 30px 0;
        }
        .highlight strong {
            color: var(--primary);
            font-size: 1.2rem;
        }
        ul, ol {
            margin-left: 25px;
            margin-bottom: 25px;
        }
        li {
            margin-bottom: 10px;
        }
        .feature-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .feature-card {
            background: white;
            border-radius: var(--border-radius);
            padding: 25px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid #eee;
        }
        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        .feature-card i {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 15px;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin: 40px 0;
        }
        .stat-box {
            text-align: center;
            padding: 25px;
            background: white;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            display: block;
            line-height: 1;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--gray);
            margin-top: 10px;
        }
        aside {
            background: #f8f9fa;
            border-radius: var(--border-radius);
            padding: 25px;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 30px;
            padding-bottom: 25px;
            border-bottom: 1px solid #eaeaea;
        }
        .sidebar-widget:last-child {
            border-bottom: none;
        }
        .widget-title {
            font-size: 1.3rem;
            color: var(--dark);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--primary);
        }
        .link-list {
            list-style: none;
        }
        .link-list li {
            margin-bottom: 15px;
            padding: 12px 15px;
            background: white;
            border-radius: 8px;
            transition: var(--transition);
        }
        .link-list li:hover {
            background: var(--light);
            transform: translateX(5px);
        }
        .link-list a {
            display: block;
            color: var(--dark);
            font-weight: 500;
        }
        .link-list a:hover {
            color: var(--primary);
        }
        .update-time {
            font-size: 0.9rem;
            color: var(--gray);
            background: #fff;
            padding: 15px;
            border-radius: var(--border-radius);
            text-align: center;
            margin-top: 20px;
        }
        .interaction-section {
            background: white;
            border-radius: var(--border-radius);
            padding: 30px;
            box-shadow: var(--shadow);
            margin: 50px 0;
        }
        .rating {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 25px;
        }
        .stars {
            display: flex;
            gap: 5px;
        }
        .stars i {
            color: #ddd;
            cursor: pointer;
            font-size: 1.5rem;
            transition: var(--transition);
        }
        .stars i:hover,
        .stars i.active {
            color: #FFC107;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--dark);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 15px;
            border: 2px solid #eee;
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--secondary);
        }
        .btn {
            display: inline-block;
            background: var(--secondary);
            color: white;
            padding: 15px 35px;
            border: none;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn:hover {
            background: var(--primary);
            transform: translateY(-2px);
        }
        .btn-block {
            display: block;
            width: 100%;
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-column h3 {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 25px;
            border-bottom: 2px solid var(--primary);
            padding-bottom: 10px;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 15px;
        }
        .footer-links a {
            color: #bbb;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            margin: 15px 0;
            padding: 12px;
            background: #2d2d2d;
            border-radius: 8px;
            transition: var(--transition);
        }
        friend-link:hover {
            background: #3a3a3a;
        }
        friend-link a {
            color: #fff;
            font-weight: 500;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #333;
            color: #999;
            font-size: 0.9rem;
        }
        @media (max-width: 1024px) {
            main {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-content {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .header-top {
                flex-wrap: wrap;
            }
            .search-box {
                order: 3;
                width: 100%;
                margin: 20px 0 0;
                max-width: 100%;
            }
            .mobile-toggle {
                display: block;
            }
            nav {
                display: none;
                padding: 0;
            }
            nav.active {
                display: block;
            }
            .nav-list {
                flex-direction: column;
                gap: 0;
            }
            .nav-list li {
                border-bottom: 1px solid #eee;
            }
            .nav-list a {
                display: block;
                padding: 15px 20px;
            }
            .nav-list a.active::after {
                display: none;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .feature-list {
                grid-template-columns: 1fr;
            }
            .footer-content {
                grid-template-columns: 1fr;
            }
        }