* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
        }
        
        :root {
            --primary: #6c5ce7;
            --secondary: #a29bfe;
            --accent: #fd79a8;
            --dark: #2d3436;
            --light: #f5f6fa;
            --success: #00b894;
            --warning: #fdcb6e;
            --danger: #e17055;
            --card-bg: rgba(255, 255, 255, 0.95);
            --gradient: linear-gradient(135deg, #6c5ce7, #a29bfe);
            --night-bg: #0f1c2e;
            --text-dark: #2d3436;
            --text-light: #636e72;
        }
        
        body {
            background: linear-gradient(135deg, #1e2a3a, #0f1c2e);
            color: var(--text-dark);
            line-height: 1.6;
            background-attachment: fixed;
            min-height: 100vh;
        }
        
        .container {
            width: 1200px;
            max-width: 95%;
            margin: 0 auto;
            padding: 0 15px;
        }
        
        /* 头部样式 */
        header {
            background: rgba(44, 62, 80, 0.95);
            backdrop-filter: blur(10px);
            color: white;
            padding: 15px 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            font-size: 28px;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            text-decoration: none;
        }
        
        .logo i {
            color: var(--accent);
            margin-right: 10px;
            font-size: 32px;
        }
        
        .logo span {
            background: var(--gradient);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        /* 导航样式 */
        nav ul {
            display: flex;
            list-style: none;
        }
        
        nav ul li {
            margin-left: 25px;
            position: relative;
        }
        
        nav ul li a {
            color: white;
            font-weight: 600;
            padding: 8px 15px;
            border-radius: 25px;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            text-decoration: none;
        }
        
        nav ul li a i {
            margin-right: 8px;
        }
        
        nav ul li a:hover, nav ul li a.active {
            background: var(--gradient);
            color: white;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(108, 92, 231, 0.4);
        }
        
        /* 搜索框样式 */
        .search-box {
            background: rgba(52, 73, 94, 0.8);
            padding: 25px 0;
            backdrop-filter: blur(5px);
        }
        
        .search-form {
            display: flex;
            justify-content: center;
            max-width: 600px;
            margin: 0 auto;
            position: relative;
        }
        
        .search-form input[type="text"] {
            width: 100%;
            padding: 15px 20px;
            border: none;
            border-radius: 50px;
            font-size: 16px;
            background: rgba(255, 255, 255, 0.95);
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
        }
        
        .search-form input[type="text"]:focus {
            outline: none;
            box-shadow: 0 5px 25px rgba(108, 92, 231, 0.3);
            transform: scale(1.02);
        }
        
        .search-form button {
            background: var(--gradient);
            color: white;
            border: none;
            padding: 0 30px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-weight: bold;
            position: absolute;
            right: 0;
            top: 0;
            height: 100%;
            transition: all 0.3s ease;
            box-shadow: 0 5px 15px rgba(108, 92, 231, 0.4);
        }
        
        .search-form button:hover {
            background: linear-gradient(135deg, #5a4bd4, #8a7ff5);
            transform: scale(1.05);
        }
        
        /* 面包屑导航 */
        .breadcrumb {
            margin: 20px 0;
            display: flex;
            align-items: center;
            color: var(--text-light);
            font-size: 14px;
        }
        
        .breadcrumb a {
            color: var(--secondary);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        
        .breadcrumb a:hover {
            color: var(--primary);
        }
        
        .breadcrumb span {
            margin: 0 8px;
            color: var(--text-light);
        }
        
        /* 文章帮助模块样式 */
        .article-help {
            margin: 20px 0 40px;
            background: var(--card-bg);
            border-radius: 15px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            backdrop-filter: blur(10px);
            transition: transform 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        
        .article-help::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: var(--gradient);
        }
        
        .article-help:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
        }
        
        .article-tit {
            text-align: center;
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 3px solid;
            border-image: var(--gradient) 1;
        }
        
        .article-tit h1 {
            font-size: 32px;
            color: var(--dark);
            margin-bottom: 10px;
            font-weight: 700;
        }
        
        .article-tit p {
            font-size: 18px;
            color: var(--text-light);
        }
        
        .intro-text {
            text-align: center;
            margin-bottom: 30px;
            font-size: 20px;
            line-height: 1.8;
            color: var(--dark);
            background: rgba(108, 92, 231, 0.05);
            padding: 20px;
            border-radius: 10px;
            
        }
        
        .intro-text .highlight {
            font-size: 24px;
            color: #e74c3c;
            font-weight: bold;
            font-family: "Microsoft YaHei", sans-serif;
            text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
        }
        
        /* 折叠面板样式 */
        .faq-container {
            margin-top: 30px;
        }
        
        .faq-item {
            margin-bottom: 15px;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
            background: white;
        }
        
        .faq-item:hover {
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.12);
        }
        
        .faq-question {
            background: white;
            padding: 20px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 18px;
            color: var(--dark);
            border-left: 5px solid var(--primary);
            transition: all 0.3s ease;
            position: relative;
        }
        
        .faq-question:hover {
            background: #f8f9fa;
        }
        
        .faq-question i {
            transition: transform 0.3s ease;
            color: var(--primary);
        }
        
        .faq-question.active i {
            transform: rotate(180deg);
        }
        
        .faq-answer {
            background: #f8f9fa;
            padding: 0;
            max-height: 0;
            overflow: hidden;
            transition: all 0.3s ease;
        }
        
        .faq-answer.active {
            padding: 25px;
            max-height: 50000px;
        }
        
        .faq-answer h4 {
            font-size: 18px;
            margin-bottom: 15px;
            color: var(--dark);
            padding: 10px 15px;
            border-radius: 5px;
            display: inline-block;
        }
        
        .faq-answer p {
            margin-bottom: 15px;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-dark);
        }
        
        .faq-answer img {
            max-width: 100%;
            border-radius: 8px;
            margin: 15px 0;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
            border: 1px solid #e0e0e0;
            display: block;
        }
        
        .faq-answer a {
            color: var(--primary);
            font-weight: 600;
            text-decoration: none;
            transition: color 0.3s ease;
            display: inline-flex;
            align-items: center;
        }
        
        .faq-answer a:hover {
            color: var(--accent);
            text-decoration: underline;
        }
        
        .faq-answer a i {
            margin-right: 5px;
        }
        
        .highlight-red {
            background: linear-gradient(135deg, #e74c3c, #e67e22);
            color: #fff;
            padding: 8px 15px;
            border-radius: 6px;
            box-shadow: 0 3px 10px rgba(231, 76, 60, 0.3);
        }
        
        .highlight-yellow {
            background: linear-gradient(135deg, #f1c40f, #f39c12);
            color: var(--dark);
            padding: 8px 15px;
            border-radius: 6px;
            box-shadow: 0 3px 10px rgba(241, 196, 15, 0.3);
        }
        
        .highlight-blue {
            background: var(--gradient);
            color: #fff;
            padding: 8px 15px;
            border-radius: 6px;
            box-shadow: 0 3px 10px rgba(108, 92, 231, 0.3);
        }
        
        .step-box {
            background: white;
            border-radius: 8px;
            padding: 15px;
            margin: 15px 0;
            border-left: 4px solid var(--success);
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
        }
        
        .step-title {
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
        }
        
        .step-title i {
            margin-right: 8px;
            color: var(--success);
        }
        
        /* 页脚样式 */
        footer {
            background: rgba(44, 62, 80, 0.95);
            color: #ecf0f1;
            text-align: center;
            padding: 30px 0;
            margin-top: 50px;
            backdrop-filter: blur(10px);
        }
        
        footer p {
            margin-bottom: 10px;
        }
        
        .footer-links {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-top: 15px;
        }
        
        .footer-links a {
            color: #bdc3c7;
            transition: color 0.3s ease;
            font-size: 18px;
        }
        
        .footer-links a:hover {
            color: white;
            transform: translateY(-2px);
        }
        
        /* 响应式设计 */
        @media (max-width: 1200px) {
            .container {
                width: 95%;
            }
        }
        
        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                gap: 15px;
            }
            
            nav ul {
                justify-content: center;
                flex-wrap: wrap;
            }
            
            nav ul li {
                margin: 5px 10px;
            }
            
            .article-tit h1 {
                font-size: 26px;
            }
            
            .intro-text {
                font-size: 18px;
            }
            
            .intro-text .highlight {
                font-size: 20px;
            }
            
            .faq-question {
                font-size: 16px;
                padding: 15px;
            }
            
            .faq-answer {
                padding: 0 15px;
            }
            
            .faq-answer.active {
                padding: 20px;
            }
        }
        
        @media (max-width: 576px) {
            .search-form input[type="text"] {
                padding: 12px 15px;
            }
            
            .search-form button {
                padding: 0 20px;
            }
            
            .article-help {
                padding: 20px;
            }
            
            .faq-question {
                padding: 12px;
                font-size: 15px;
            }
        }
        
        /* 图片加载失败样式 */
        .image-error {
            background: #f8f9fa;
            border: 1px solid #e0e0e0;
            border-radius: 8px;
            padding: 20px;
            text-align: center;
            color: var(--text-light);
            margin: 15px 0;
        }
        
        .image-error i {
            font-size: 48px;
            margin-bottom: 10px;
            color: var(--secondary);
        }
        
        /* 回到顶部按钮 */
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--gradient);
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(108, 92, 231, 0.4);
            transition: all 0.3s ease;
            z-index: 999;
            opacity: 0;
            visibility: hidden;
        }
        
        .back-to-top.visible {
            opacity: 1;
            visibility: visible;
        }
        
        .back-to-top:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(108, 92, 231, 0.6);
        }