:root {
            --primary-color: #7a2c8a;
            --secondary-color: #a347af;
            --accent-color: #d46bfa;
            --dark-color: #2a0a30;
            --light-color: #f9f0fc;
            --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--accent-color));
            --gradient-dark: linear-gradient(135deg, var(--dark-color), #4a1a52);
            --shadow: 0 10px 30px rgba(122, 44, 138, 0.15);
            --transition: all 0.3s ease;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
        }
        
        body {
            background-color: var(--light-color);
            color: #333;
            line-height: 1.6;
            overflow-x: hidden;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* 头部导航 */
        header {
            background: rgba(255, 255, 255, 0.95);
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
        }
        
        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        
        .logo {
            display: flex;
            align-items: center;
            font-weight: 700;
            font-size: 1.8rem;
            color: var(--primary-color);
            text-decoration: none;
        }
        
        .logo-icon {
            display: inline-block;
            width: 40px;
            height: 40px;
            background: var(--gradient-primary);
            border-radius: 8px;
            margin-right: 10px;
            position: relative;
        }
        
        .logo-icon:after {
            content: "CPU-Z";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            color: white;
            font-weight: bold;
            font-size: 12px;
            letter-spacing: 0.5px;
        }
        
        .nav-links {
            display: flex;
            list-style: none;
        }
        
        .nav-links li {
            margin-left: 30px;
        }
        
        .nav-links a {
            text-decoration: none;
            color: #333;
            font-weight: 600;
            transition: var(--transition);
            position: relative;
            padding: 5px 0;
        }
        
        .nav-links a:hover {
            color: var(--primary-color);
        }
        
        .nav-links a:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--gradient-primary);
            transition: var(--transition);
        }
        
        .nav-links a:hover:after {
            width: 100%;
        }
        
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--primary-color);
            cursor: pointer;
        }
        
        /* 英雄区域 */
        .hero {
            padding: 160px 0 100px;
            background: var(--gradient-dark);
            color: white;
            position: relative;
            overflow: hidden;
        }
        
        .hero:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 100" preserveAspectRatio="none"><path d="M0,0V100H1000V0C750,100 500,50 250,100S0,0 0,0Z" fill="rgba(255,255,255,0.05)"/></svg>');
            background-size: cover;
        }
        
        .hero-content {
            display: flex;
            align-items: center;
            justify-content: space-between;
            position: relative;
            z-index: 1;
        }
        
        .hero-text {
            flex: 1;
            padding-right: 40px;
        }
        
        .hero-text h1 {
            font-size: 3.2rem;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        
        .hero-text p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            opacity: 0.9;
            max-width: 600px;
        }
        
        .platform-badges {
            display: flex;
            gap: 15px;
            margin-top: 25px;
        }
        
        .platform-badge {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.1);
            padding: 8px 15px;
            border-radius: 50px;
            font-size: 0.9rem;
        }
        
        .platform-badge i {
            margin-right: 8px;
            font-size: 1.2rem;
        }
        
        .hero-image {
            flex: 1;
            text-align: center;
        }
        
        .hero-image img {
            max-width: 100%;
            border-radius: 12px;
            box-shadow: var(--shadow);
            transform: perspective(1000px) rotateY(-10deg);
            transition: var(--transition);
        }
        
        .hero-image img:hover {
            transform: perspective(1000px) rotateY(0deg);
        }
        
        /* 按钮样式 */
        .btn {
            display: inline-block;
            padding: 14px 32px;
            background: var(--gradient-primary);
            color: white;
            border: none;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 600;
            text-decoration: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 5px 15px rgba(122, 44, 138, 0.3);
        }
        
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(122, 44, 138, 0.4);
        }
        
        .btn-secondary {
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            margin-left: 15px;
        }
        
        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.25);
        }
        
        /* 跟随下载按钮 */
        .floating-download-btn {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            transform: translateY(100px);
            opacity: 0;
            transition: var(--transition);
        }
        
        .floating-download-btn.show {
            transform: translateY(0);
            opacity: 1;
        }
        
        .floating-download-btn .btn {
            padding: 12px 28px;
            font-size: 1rem;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
            display: flex;
            align-items: center;
        }
        
        .floating-download-btn .btn i {
            margin-right: 8px;
            font-size: 1.2rem;
        }
        
        /* 功能区域 */
        .section {
            padding: 100px 0;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }
        
        .section-title h2 {
            font-size: 2.5rem;
            color: var(--dark-color);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }
        
        .section-title h2:after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--gradient-primary);
            border-radius: 2px;
        }
        
        .section-title p {
            color: #666;
            max-width: 700px;
            margin: 0 auto;
            font-size: 1.1rem;
        }
        
        /* 功能卡片 */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }
        
        .feature-card {
            background: white;
            border-radius: 12px;
            padding: 35px 30px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            text-align: center;
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(122, 44, 138, 0.15);
        }
        
        .feature-icon {
            width: 70px;
            height: 70px;
            background: var(--gradient-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 25px;
            color: white;
            font-size: 1.8rem;
        }
        
        .feature-card h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--dark-color);
        }
        
        .feature-card p {
            color: #666;
        }
        
        /* 下载区域 */
        .download-section {
            background: #f5f0f9;
        }
        
        .download-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        
        .download-info {
            flex: 1;
            min-width: 300px;
            padding-right: 40px;
        }
        
        .download-info h3 {
            font-size: 2rem;
            color: var(--dark-color);
            margin-bottom: 20px;
        }
        
        .download-info p {
            margin-bottom: 25px;
            color: #555;
        }
        
        .version-info {
            background: white;
            padding: 15px 20px;
            border-radius: 8px;
            margin-bottom: 25px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        
        .version-info span {
            font-weight: 600;
            color: var(--primary-color);
        }
        
        .download-options {
            flex: 1;
            min-width: 300px;
            background: white;
            padding: 30px;
            border-radius: 12px;
            box-shadow: var(--shadow);
            text-align: center;
        }
        
        .download-options h4 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            color: var(--dark-color);
        }
        
        .platform-selector {
            display: flex;
            justify-content: center;
            margin-bottom: 25px;
        }
        
        .platform-btn {
            padding: 10px 20px;
            background: #f5f5f5;
            border: none;
            border-radius: 6px;
            margin: 0 5px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 600;
        }
        
        .platform-btn.active {
            background: var(--gradient-primary);
            color: white;
        }
        
        .qrcode-container {
            margin: 25px 0;
            padding: 15px;
            background: #f9f9f9;
            border-radius: 8px;
            display: inline-block;
        }
        
        .qrcode {
            width: 180px;
            height: 180px;
            background: #f0f0f0;
            border-radius: 8px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #888;
            font-weight: 600;
        }
        
        .direct-download {
            margin-top: 25px;
            padding-top: 25px;
            border-top: 1px solid #eee;
        }
        
        .direct-download p {
            margin-bottom: 15px;
            color: #666;
        }
        
        .direct-link {
            display: inline-block;
            padding: 10px 20px;
            background: #f5f5f5;
            border-radius: 6px;
            color: #333;
            text-decoration: none;
            transition: var(--transition);
        }
        
        .direct-link:hover {
            background: #eaeaea;
        }
        
        /* 详情区域 */
        .details-list {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .detail-item {
            background: white;
            border-radius: 10px;
            padding: 25px;
            margin-bottom: 20px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
        }
        
        .detail-item:hover {
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
        }
        
        .detail-item h3 {
            font-size: 1.3rem;
            color: var(--primary-color);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
        }
        
        .detail-item h3 i {
            margin-right: 10px;
        }
        
        /* 常见问题 */
        .faq-container {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .faq-item {
            background: white;
            border-radius: 10px;
            margin-bottom: 15px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        
        .faq-question {
            padding: 20px 25px;
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--dark-color);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: var(--transition);
        }
        
        .faq-question:hover {
            background: #f9f9f9;
        }
        
        .faq-question i {
            transition: var(--transition);
        }
        
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        
        .faq-answer {
            padding: 0 25px;
            max-height: 0;
            overflow: hidden;
            transition: var(--transition);
        }
        
        .faq-item.active .faq-answer {
            padding: 0 25px 25px;
            max-height: 500px;
        }
        
        /* 硬件检测结果示例 */
        .hardware-example {
            background: white;
            border-radius: 12px;
            padding: 30px;
            margin-top: 40px;
            box-shadow: var(--shadow);
        }
        
        .hardware-example h3 {
            color: var(--primary-color);
            margin-bottom: 20px;
            text-align: center;
        }
        
        .hardware-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
        }
        
        .hardware-item {
            background: #f9f5fb;
            padding: 15px;
            border-radius: 8px;
        }
        
        .hardware-item h4 {
            color: var(--primary-color);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
        }
        
        .hardware-item h4 i {
            margin-right: 8px;
        }
        
        /* 页脚 */
        footer {
            background: var(--dark-color);
            color: white;
            padding: 70px 0 30px;
        }
        
        .footer-content {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            margin-bottom: 50px;
        }
        
        .footer-column {
            flex: 1;
            min-width: 250px;
            margin-bottom: 30px;
            padding-right: 30px;
        }
        
        .footer-column h3 {
            font-size: 1.3rem;
            margin-bottom: 25px;
            color: white;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-column h3:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 3px;
            background: var(--accent-color);
        }
        
        .footer-links {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 12px;
        }
        
        .footer-links a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            transition: var(--transition);
        }
        
        .footer-links a:hover {
            color: var(--accent-color);
            padding-left: 5px;
        }
        
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .hero-content {
                flex-direction: column;
            }
            
            .hero-text {
                padding-right: 0;
                margin-bottom: 50px;
                text-align: center;
            }
            
            .hero-text h1 {
                font-size: 2.8rem;
            }
            
            .download-container {
                flex-direction: column;
            }
            
            .download-info {
                padding-right: 0;
                margin-bottom: 50px;
            }
        }
        
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: white;
                flex-direction: column;
                padding: 20px;
                box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
            }
            
            .nav-links.active {
                display: flex;
            }
            
            .nav-links li {
                margin: 10px 0;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .hero {
                padding: 140px 0 80px;
            }
            
            .hero-text h1 {
                font-size: 2.3rem;
            }
            
            .section {
                padding: 80px 0;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
            
            .floating-download-btn {
                bottom: 20px;
                right: 20px;
            }
            
            .floating-download-btn .btn {
                padding: 10px 20px;
                font-size: 0.9rem;
            }
            
            .platform-badges {
                flex-direction: column;
                align-items: center;
            }
        }
        
        @media (max-width: 480px) {
            .btn {
                padding: 12px 24px;
                font-size: 1rem;
            }
            
            .hero-buttons {
                display: flex;
                flex-direction: column;
            }
            
            .btn-secondary {
                margin-left: 0;
                margin-top: 15px;
            }
            
            .hero-text h1 {
                font-size: 2rem;
            }
            
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .platform-selector {
                flex-direction: column;
                gap: 10px;
            }
        }