/********************event**********************/

        /* 確保整個頁面有平滑滾動效果 */
        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: Arial, sans-serif;
            scroll-behavior: smooth;
            margin: 0;
            padding: 0;
			background-color: #000000;
        }

        /* 網頁主要內容區域置中，寬度 960px */
        .content {
            max-width: 960px;
            margin: 0 auto;
            padding: 0px;
        }

        /* 快速導覽文字 */
        .sidebar::before {
            content: "快速導覽";
            color: white;
            font-size: 16px;
            text-align: center;
            opacity: 1; /* 初始可見 */
            transition: opacity 0.3s ease;
            position: absolute;
            left: 50%;
            top: 50%;
            transform: translate(-50%, -50%);
            writing-mode: vertical-rl; /* 垂直顯示文字 */
        }

		/* 桌面版右側側邊欄 */
		.sidebar {
			top: 20px;
			height: 38%; /* 固定高度，佔滿整個螢幕 */
			width: 50px;
			position: fixed;
			right: 0;
			top: 0; /* 從頂部開始 */
			background-color: rgba(51, 51, 51, 0.75); /* 75% 透明度 */
			border-radius: 20px 0 0 20px;
			transition: width 0.3s ease, right 0.3s ease;
			overflow-x: hidden;
			overflow-y: hidden;
			padding-top: 20px; /* 調整padding讓內容有足夠空間 */
		}

		/* 滑過時展開側邊欄，隱藏快速導覽 */
		.sidebar:hover {
			width: 140px;
			text-align: center;
		}

		.sidebar:hover::before {
			opacity: 0;
		}


        /* 桌面版選項連結 */
        .sidebar a {
            padding: 10px 15px;
            text-decoration: none;
            font-size: 18px;
            color: white;
            display: block;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        /* 當側邊欄展開時，文字顯示 */
        .sidebar:hover a {
            opacity: 1;
        }

        .sidebar a:hover {
            background-color: #575757;
        }
		
		.sidebar-mobile {display: none;}
		
		#section1{}

        /* 內容區域樣式，每個 section 不同顏色 */
        .section {
            height: 100vh;
            padding: 20px;
        }

        /*#section1 { background-color: #FFCCCC; } /* 紅色調 */
        /*#section2 { background-color: #CCFFCC; } /* 綠色調 */
        /*#section3 { background-color: #CCCCFF; } /* 藍色調 */
        /*#section4 { background-color: #FFFFCC; } /* 黃色調 */
        /*#section5 { background-color: #FFCCFF; } /* 粉色調 */
        /*#section6 { background-color: #CCFFFF; } /* 青色調 */

        h2 {
            margin-top: 0;
        }

        /* 圓形Top按鈕 */
        .top-btn {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 60px;
            height: 60px;
            background-color: #dd6250;
            color: white;
            border: none;
            border-radius: 50%;
            text-align: center;
            line-height: 50px;
            font-size: 18px;
            cursor: pointer;
            transition: background-color 0.3s;
            z-index: 9999;
        }

        .top-btn:hover {
            background-color: #ac2310;
        }

/* 手機版側邊欄 */
        @media (max-width: 768px) {
            .sidebar {
                display: none;
            }

            .sidebar-mobile {
                display: flex;
                justify-content: flex-start;
                align-items: center;
                bottom:0px;
                left: 0;
                width: 100%;
                height: 50px;
                background-color: #333; /* 無透明度 */
                overflow-x: auto;
                white-space: nowrap;
                z-index: 9999;
                padding: 0px 5px;
				position: fixed !important;
            }

            .sidebar-mobile a {
                display: inline-block;
                padding: 10px;
                font-size: 16px;
                color: white;
                text-align: center;
                white-space: nowrap;
            }

            .content {
                margin-top: 80px; /* 手機版內容區域下移，預留側邊欄高度 */
            }


	/* Javascript 或 jQuery 觸發事件，讓滑過後隱藏再出現 */
	.sidebar-mobile:hover {
		transform: translateY(0); /* 滑過時顯示側邊欄 */
	}

			
        /* 圓形Top按鈕 */
        .top-btn {
            position: fixed;
            bottom: 80px;
            right: 20px;
            width: 50px;
            height: 50px;
            background-color: #dd6250;
            color: white;
            border: none;
            border-radius: 50%;
            text-align: center;
            line-height: 50px;
            font-size: 13px;
            cursor: pointer;
            transition: background-color 0.3s;
            z-index: 9999;
        }

        .top-btn:hover {
            background-color: #ac2310;
        }
}