* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'DFPOP1W5GB';
        }

        @font-face {
            font-family: 'DFPOP1W5GB';
            src: url('DFPOP1W5GB.woff2') format('woff2');
            font-weight: normal;
            font-style: normal;
        }

body {
    cursor: url('https://mmljc.ccwu.cc/arrow.cur') 16 16, auto;

    margin: 0;
}
    /* 链接悬停 */
    a {
      /* 修正：var() 改为 url() */
      cursor: url('https://mmljc.ccwu.cc/hand.cur') 16 16, pointer;
      color: #4fc3f7;
    }

    /* 按钮悬停 */
    button {
      /* 修正：var() 改为 url() */
      cursor: url('https://mmljc.ccwu.cc/hand.cur') 16 16, pointer;
      padding: 10px 20px;
      background: #4fc3f7;
      border: none;
      border-radius: 4px;
      color: #1a1a1a;
      font-size: 16px;
    }

        /* 视频背景 */
        #bg-video {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: -1;
        }

        /* 内容容器 */
        .content-box {
            position: fixed;
            top: 50%;
            right: 20px;
            transform: translateY(-50%);
            width: 320px;
            max-width: 90vw;
            padding: 40px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.25);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
            color: #fff;
            text-align: center;
            overflow-y: auto;
        }

        /* 滚动条样式 */
        .content-box::-webkit-scrollbar {
            width: 6px;
        }
        .content-box::-webkit-scrollbar-track {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 3px;
        }
        .content-box::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.3);
            border-radius: 3px;
        }
        .content-box::-webkit-scrollbar-thumb:hover {
            background: rgba(255, 255, 255, 0.5);
        }

        h1 {
            font-size: 26px;
            margin-bottom: 12px;
            font-weight: 600;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        
        h3 {
            font-size: 18px;
            margin-bottom: 20px;
            font-weight: normal;
            opacity: 0.9;
        }

        p {
            font-size: 15px;
            line-height: 1.6;
            margin-bottom: 30px;
            opacity: 0.9;
        }

        /* --- 优化开始：输入框样式 --- */
        #input {
            width: 100%;
            padding: 14px;
            margin-bottom: 20px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 10px;
            color: #fff;
            font-size: 15px;
            text-align: center;
            outline: none;
            transition: all 0.3s ease;
        }

        #input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }

        #input:focus {
            background: rgba(255, 255, 255, 0.25);
            border-color: rgba(255, 255, 255, 0.8);
            transform: scale(1.02);
        }
        /* --- 优化结束 --- */

        /* --- 优化开始：按钮样式 --- */
        button {
            display: inline-block;
            padding: 14px 32px;
            background: rgba(255, 255, 255, 0.2);
            border: 1px solid rgba(255, 255, 255, 0.4);
            border-radius: 10px;
            color: #fff;
            font-size: 15px;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            font-family: inherit;
            text-shadow: 0 1px 2px rgba(0,0,0,0.2);
        }

        button:hover {
            background: rgba(255, 255, 255, 0.35);
            border-color: rgba(255, 255, 255, 0.6);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }

        button:active {
            transform: translateY(-1px);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }
        /* --- 优化结束 --- */

        /* 修复：为动画添加了时间单位 's' */
        .fade-in-up {
            transform: translateY(20px);
            opacity: 0;
            transition: all 0.5s ease-out;
        }
        
        .fade-in-up.show {
            opacity: 1;
            transform: translateY(0);
        }

        /* 响应式 */
        @media (max-width: 768px) {
            .content-box {
                right: 20px;
                left: 20px;
                width: auto;
                padding: 30px 20px;
            }
        }