e4;
            --dark: #22223b;
            --success: #4a934a;
            --border-radius: 12px;
            --box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
            --transition: all 0.3s ease;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
            line-height: 1.6;
            background-color: var(--light);
            color: