/* 基础样式 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Microsoft YaHei', sans-serif;
        }

        body {
            background-color: #1a1a1a;
            color: #e0e0e0;
            line-height: 1.6;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        /* 警告提示 */
        .warning-banner {
            background-color: #d32f2f;
            color: white;
            padding: 10px 0;
            text-align: center;
            font-weight: bold;
        }

        /* 头部样式 */
        header {
            background: linear-gradient(to right, #0a0a0a, #2a2a2a);
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
        }

        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            display: flex;
            align-items: center;
        }

        .logo img {
            height: 50px;
            margin-right: 10px;
        }

        .logo-text {
            font-size: 1.8rem;
            font-weight: bold;
            background: linear-gradient(to right, #ff5722, #ff9800);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        nav ul {
            display: flex;
            list-style: none;
        }

        nav ul li {
            margin-left: 1.5rem;
            position: relative;
        }

        nav ul li a {
            color: #b0b0b0;
            font-weight: 500;
            transition: color 0.3s;
            padding: 5px 0;
        }

        nav ul li a:hover,
        nav ul li a.active {
            color: #ff9800;
        }

        nav ul li a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: #ff9800;
            transition: width 0.3s;
        }

        nav ul li a:hover::after,
        nav ul li a.active::after {
            width: 100%;
        }

        /* 英雄区域 */
        .hero {
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://via.placeholder.com/1920x600/333/666?text=CF+辅助大师');
            background-size: cover;
            background-position: center;
            padding: 5rem 0;
            text-align: center;
            position: relative;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, rgba(255, 87, 34, 0.3), rgba(255, 152, 0, 0.3));
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
        }

        .hero h1 {
            font-size: 3rem;
            margin-bottom: 1.5rem;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
            background: linear-gradient(to right, #ff5722, #ff9800);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 2rem;
            color: #e0e0e0;
        }

        .btn {
            display: inline-block;
            padding: 0.8rem 2rem;
            background: linear-gradient(to right, #ff5722, #ff9800);
            color: white;
            border-radius: 30px;
            font-weight: bold;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: transform 0.3s, box-shadow 0.3s;
            box-shadow: 0 4px 15px rgba(255, 87, 34, 0.4);
        }

        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(255, 87, 34, 0.6);
        }

        /* 功能展示 */
        .features {
            padding: 4rem 0;
            background-color: #222;
        }

        .section-title {
            text-align: center;
            margin-bottom: 3rem;
            font-size: 2.2rem;
            color: #ff9800;
            position: relative;
            display: inline-block;
            left: 50%;
            transform: translateX(-50%);
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(to right, #ff5722, #ff9800);
            border-radius: 3px;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .feature-card {
            background-color: #2a2a2a;
            border-radius: 10px;
            padding: 2rem;
            text-align: center;
            transition: transform 0.3s, box-shadow 0.3s;
            border: 1px solid #333;
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
            border-color: #ff9800;
        }

        .feature-icon {
            font-size: 3rem;
            margin-bottom: 1.5rem;
            color: #ff9800;
        }

        .feature-title {
            font-size: 1.5rem;
            margin-bottom: 1rem;
            color: #ff9800;
        }

        /* 辅助工具展示 */
        .tools {
            padding: 4rem 0;
            background-color: #1a1a1a;
        }

        .tools-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }

        .tool-card {
            background-color: #2a2a2a;
            border-radius: 10px;
            overflow: hidden;
            transition: transform 0.3s, box-shadow 0.3s;
            border: 1px solid #333;
        }

        .tool-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
            border-color: #ff9800;
        }

        .tool-img {
            height: 180px;
            overflow: hidden;
        }

        .tool-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }

        .tool-card:hover .tool-img img {
            transform: scale(1.1);
        }

        .tool-info {
            padding: 1.5rem;
        }

        .tool-title {
            font-size: 1.3rem;
            margin-bottom: 0.5rem;
            color: #ff9800;
        }

        .tool-version {
            display: inline-block;
            background-color: #333;
            color: #ff9800;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            margin-bottom: 1rem;
        }

        .tool-desc {
            color: #b0b0b0;
            margin-bottom: 1.5rem;
            font-size: 0.9rem;
        }

        .tool-stats {
            display: flex;
            justify-content: space-between;
            margin-bottom: 1.5rem;
            font-size: 0.9rem;
        }

        .tool-stat {
            display: flex;
            align-items: center;
        }

        .tool-stat i {
            margin-right: 5px;
            color: #ff9800;
        }

        .download-btn {
            display: block;
            text-align: center;
            background: linear-gradient(to right, #ff5722, #ff9800);
            color: white;
            padding: 0.8rem;
            border-radius: 5px;
            font-weight: bold;
            transition: opacity 0.3s;
        }

        .download-btn:hover {
            opacity: 0.9;
        }

        /* 使用教程 */
        .tutorial {
            padding: 4rem 0;
            background-color: #222;
        }

        .steps {
            max-width: 800px;
            margin: 0 auto;
        }

        .step {
            display: flex;
            margin-bottom: 2rem;
            background-color: #2a2a2a;
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid #333;
        }

        .step-number {
            min-width: 60px;
            background: linear-gradient(to bottom, #ff5722, #ff9800);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            font-weight: bold;
        }

        .step-content {
            padding: 1.5rem;
            flex-grow: 1;
        }

        .step-title {
            font-size: 1.3rem;
            margin-bottom: 0.5rem;
            color: #ff9800;
        }

        /* 页脚 */
        footer {
            background-color: #0a0a0a;
            padding: 3rem 0 1rem;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-column h3 {
            color: #ff9800;
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-column h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 2px;
            background: linear-gradient(to right, #ff5722, #ff9800);
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 0.8rem;
        }

        .footer-links a {
            color: #b0b0b0;
            transition: color 0.3s;
            display: block;
            padding: 5px 0;
        }

        .footer-links a:hover {
            color: #ff9800;
            padding-left: 5px;
        }

        .social-links {
            display: flex;
            gap: 1rem;
            margin-top: 1rem;
        }

        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: #333;
            border-radius: 50%;
            transition: background-color 0.3s;
        }

        .social-links a:hover {
            background-color: #ff9800;
        }

        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #333;
            color: #666;
            font-size: 0.9rem;
        }

        /* 响应式设计 */
        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
            }

            nav ul {
                margin-top: 1rem;
            }

            nav ul li {
                margin-left: 1rem;
                margin-right: 1rem;
            }

            .hero h1 {
                font-size: 2.2rem;
            }

            .section-title {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.8rem;
            }

            .btn {
                padding: 0.6rem 1.5rem;
            }

            .step {
                flex-direction: column;
            }

            .step-number {
                width: 100%;
                min-height: 50px;
            }
        }