:root {
            --primary-color: #00DB00;
            --primary-dark: #00B300;
            --primary-light: #33E233;
            --text-color: #ffffff;
            --bg-color: #111111;
            --card-bg: #1a1a1a;
            --shadow-color: rgba(0, 219, 0, 0.3);
            --muted-text: #cccccc;
            --meta-text: #999999;
            --border-subtle: rgba(0, 219, 0, 0.15);
            --radius: 10px;
            --transition-fast: 0.3s ease;
            --transition-smooth: 0.4s cubic-bezier(0.65, 0, 0.35, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background-color: var(--bg-color);
            color: var(--text-color);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 30px 20px;
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }

        /* ===== 主容器 ===== */
        .error-container {
            max-width: 1200px;
            width: 100%;
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 50px 40px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
            border: 1px solid rgba(255, 255, 255, 0.04);
            backdrop-filter: blur(4px);
            transition: all var(--transition-smooth);
        }

        /* ===== 错误头部 ===== */
        .error-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .error-code {
            font-size: 8rem;
            font-weight: 800;
            line-height: 1;
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 80%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 0 40px var(--shadow-color);
            letter-spacing: 4px;
            margin-bottom: 10px;
        }

        .error-title {
            font-size: 2.4rem;
            font-weight: 600;
            color: var(--text-color);
            margin-bottom: 12px;
            letter-spacing: 1px;
        }

        .error-description {
            font-size: 1.15rem;
            color: var(--muted-text);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .home-button {
            display: inline-block;
            padding: 14px 40px;
            background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
            color: #fff;
            text-decoration: none;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.05rem;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 15px var(--shadow-color);
            border: none;
            cursor: pointer;
        }

        .home-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 30px var(--shadow-color);
            background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
        }

        /* ===== 最新文章区域 ===== */
        .latest-section {
            margin-top: 20px;
        }

        .latest-section .section-title {
            font-size: 1.8rem;
            font-weight: 600;
            color: var(--primary-color);
            text-align: center;
            margin-bottom: 30px;
            position: relative;
            display: inline-block;
            left: 50%;
            transform: translateX(-50%);
            white-space: nowrap;
        }

        .latest-section .section-title::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 10%;
            width: 80%;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
            border-radius: 2px;
        }

        .articles-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        /* ===== 文章卡片 ===== */
        .article-card {
            background: rgba(255, 255, 255, 0.03);
            border-radius: var(--radius);
            padding: 24px 22px;
            border: 1px solid rgba(255, 255, 255, 0.04);
            transition: all var(--transition-fast);
            display: flex;
            flex-direction: column;
            backdrop-filter: blur(2px);
        }

        .article-card:hover {
            background: rgba(0, 219, 0, 0.04);
            border-color: var(--border-subtle);
            transform: translateY(-4px);
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
        }

        .article-date {
            font-size: 0.85rem;
            color: var(--meta-text);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-date::before {
            content: "📅";
            font-size: 0.9rem;
        }

        .article-title {
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .article-title a {
            color: var(--text-color);
            text-decoration: none;
            transition: color var(--transition-fast);
            display: inline-block;
        }

        .article-title a:hover {
            color: var(--primary-light);
            text-shadow: 0 0 10px var(--shadow-color);
        }

        .article-excerpt {
            color: var(--muted-text);
            font-size: 0.95rem;
            line-height: 1.6;
            flex-grow: 1;
            margin-bottom: 16px;
        }

        .read-more {
            align-self: flex-start;
            color: var(--primary-light);
            text-decoration: none;
            font-weight: 500;
            font-size: 0.9rem;
            border-bottom: 1.5px solid transparent;
            transition: all var(--transition-fast);
            padding-bottom: 2px;
        }

        .read-more:hover {
            border-bottom-color: var(--primary-light);
            color: #fff;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 768px) {
            .error-container {
                padding: 35px 20px;
            }

            .error-code {
                font-size: 6rem;
            }

            .error-title {
                font-size: 2rem;
            }

            .articles-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }

            .latest-section .section-title {
                font-size: 1.5rem;
                white-space: normal;
            }
        }

        @media (max-width: 480px) {
            .error-code {
                font-size: 4.5rem;
            }

            .error-title {
                font-size: 1.6rem;
            }

            .error-description {
                font-size: 1rem;
            }

            .error-container {
                padding: 25px 16px;
            }

            .article-card {
                padding: 18px 16px;
            }

            .article-title {
                font-size: 1.1rem;
            }

            .home-button {
                padding: 12px 32px;
                font-size: 0.95rem;
            }
        }

        /* 小屏手机额外优化 */
        @media (max-width: 400px) {
            .error-code {
                font-size: 3.8rem;
            }
        }