/* 全局样式 */
        body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            background-color: #f5f5f5;
        }

        /* 头部样式 */
        header {
            background-color: #ffffff;
            padding: 10px;
            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
            display: flex;
            justify-content: center;
            align-items: center;
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
        }

		/* 字母导航栏样式 */
		.alphabet-nav {
			display: flex;
			overflow-x: auto;
			white-space: nowrap;
			padding: 10px 0;
			background-color: #ffffff;
			box-shadow: 0 4px 4px rgba(0, 0, 0, 0.1);
			margin: 0;
			position: fixed;
			top: 50px;
			width: 100%;
			z-index: 1000;
		}

		/* 字母导航栏中的字母样式 */
		.alphabet-nav span {
			display: inline-block;
			margin: 0 5px;
			padding: 8px;
			font-size: 16px;
			text-align:center;
			line-height:16px;
			min-width: 10px;
			background-color: #ffffff;
			/*
			width:16px;
			*/
			height:16px;
			color: #333;
			/*
			color: #ccc;
			background-color: #f1f1f1;
			border-radius: 40px;
			cursor: pointer;
			*/
			user-select: none;
		}

		.alphabet-nav span:first-child {
			min-width:32px;
			/*
			font-size:8px;
			*/
		}

		/* 激活状态的字母样式 */
		.alphabet-nav span.active {
			color: #000;
			font-weight:bold;
			/*
			color: #fff;
			background-color: #007bff;
			*/
		}


        /* 内容区域样式 */
        .content {
            padding: 120px 20px 50px 20px;
            overflow-y: auto;
            -webkit-overflow-scrolling: touch;
        }

        /* 词条卡片样式 */
        .term-card {
            background-color: #ffffff;
            border-radius: 8px;
            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
            margin-bottom: 20px;
            padding: 15px;
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.5s ease-in-out, transform 0.5s ease-in-out;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
        }

        /* 显示状态的词条卡片样式 */
        .term-card.show {
            opacity: 1;
            transform: translateY(0);
            animation: fadeIn 0.5s ease-in-out;
        }

        /* 词条卡片标题样式 */
        .term-card h2 {
            font-size: 18px;
            margin: 0 0 10px;
            color: #333333;
        }

        /* 词条卡片段落样式 */
        .term-card p {
            font-size: 14px;
            color: #666666;
            margin: 5px 0;
        }

        /* 词条卡片第一个段落样式 */
        .term-card p:first-of-type {
            color: #333333;
            font-size: 16px;
        }

        /* 搜索输入框样式 */
        #searchInput {
            width: 300px;
            padding: 10px 15px;
            font-size: 14px;
            border: 1px solid #f5f5f5;
            border-radius: 20px;
            background-color: #f5f5f5;
            color: #333333;
            outline: none;
        }

        /* 搜索输入框占位符样式 */
        #searchInput::placeholder {
            color: #999999;
        }

        /* 无结果提示样式 */
        .no-result {
            text-align: center;
            font-size: 16px;
            color: #666666;
            padding: 20px;
        }

        /* 词条卡片图片样式 */
        .term-card img {
            max-width: 100%;
            height: auto;
            margin-top: 10px;
        }

        /* 结果计数样式 */
        .result-count {
            padding-bottom: 10px;
            line-height:30px;
        }

        /* 结果计数中的数字样式 */
        .result-count span {
            color: #ff0000;
        }

        /* 到底提示样式 */
        .end-message {
            text-align: center;
            font-size: 16px;
            color: #666666;
            padding: 20px;
        }

        /* 淡入动画 */
        @keyframes fadeIn {
            0% {
                opacity: 0;
                transform: translateY(20px);
            }
            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* 复制按钮样式 */
        .copy-btn {
            background-color: #007bff;
            color: white;
            border: none;
            padding: 8px 12px;
            border-radius: 4px;
            cursor: pointer;
            white-space: nowrap;
        }

        /* 提示层样式 */
        .copy-tip {
            position: fixed;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background-color: rgba(0, 0, 0, 0.7);
            color: white;
            padding: 10px 20px;
            border-radius: 4px;
            opacity: 0;
            transition: opacity 0.3s ease-in-out;
            z-index: 1001;
        }

        /* 半屏层样式 */
        .half-screen-layer {
            position: fixed;
            bottom: -100%;
			padding-bottom:30px;
            left: 0;
            width: 100%;
            background-color: white;
            box-shadow: 0 -2px 4px rgba(0, 0, 0, 0.1);
            border-top-left-radius: 16px;
            border-top-right-radius: 16px;
            transition: bottom 0.3s ease-in-out;
            z-index: 1002;
            max-height: 80vh;
            min-height: 55vh;
            overflow-y: auto;
            box-sizing: border-box;
        }
		.half-screen-layer img{max-width:90vw;}

        /* 半屏层显示状态 */
        .half-screen-layer.show {
            bottom: 0;
        }

        /* 遮罩层样式 */
        .mask {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease-in-out, visibility 0.3s ease-in-out;
            z-index: 1001;
        }

        /* 遮罩层显示状态 */
        .mask.show {
            opacity: 1;
            visibility: visible;
        }

        /* 半屏层内容样式 */
        .layer-content {
            padding: 20px;
        }

        /* 半屏层词条卡片标题样式 */
        .layer-content h2 {
            font-size: 20px;
            margin: 0 0 10px;
			padding:0px;
            color: #333333;
        }
        /* 半屏层内词条卡片段落样式 */
        .layer-content p {
            font-size: 16px;
            color: #666666;
            margin: 5px 0;
        }
        /* 半屏层内词条卡片第一个段落样式 */
        .layer-content p:first-of-type {
            margin: 10px 0;
            color: #333333;
            font-size: 18px;
        }