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

        body {
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            background: linear-gradient(135deg, #1a1a2e, #16213e);
            background-image: url(../image/main_bg.jpg);
            backdrop-filter: blur(5px);
            background-repeat: no-repeat;
            background-size:auto;
            background-position: center center;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            color: #fff;
            padding: 20px;
            overflow: hidden;
        }
        
        .container {
            max-width: 1400px;
            width: 100%;
            text-align: center;
        }
        
        .header {
            margin-bottom: 40px;
        }
        
        .header h1 {
            font-size: 2.8rem;
            margin-bottom: 10px;
            background: linear-gradient(45deg, #ff9a9e, #a1c4fd);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
        }
        
        .header p {
            font-size: 1.2rem;
            color: #e0e0ff;
        }
        
        .carousel-container {
            position: relative;
            width: 100%;
            height: 500px;
            perspective: 1500px;
            margin: 0 auto 30px;
            overflow: visible;
        }
        
        .carousel {
            position: relative;
            width: 100%;
            height: 100%;
            transform-style: preserve-3d;
            display: flex;
            justify-content: center;
            align-items: center;
            --current: 3; /* 当前中心位置 */
        }
        
        .item {
            position: absolute;
            width: 350px;
            height: 500px;
            transition: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
            border-radius: 12px;
            overflow: hidden;
            filter: drop-shadow(0 15px 25px rgba(0, 0, 0, 0.5));
            cursor: pointer;
            backface-visibility: hidden;
        }
        
        .item-content {
            width: 100%;
            height: 100%;
            background-size: cover;
            background-position: center;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 25px;
            transition: transform 0.3s;
        }
        
        .item:hover .item-content {
            transform: scale(1.05);
        }
        
        .item-title {
            font-size: 1.6rem;
            font-weight: 600;
            margin-bottom: 8px;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
            color: white;
        }
        
        .nav-dots {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin-top: 30px;
        }
        
        .dot {
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.3);
            cursor: pointer;
            transition: all 0.3s;
        }
        
        .dot.active {
            background: white;
            transform: scale(1.3);
            box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
        }
        
        
        .item:nth-child(1) .item-content {
            background-image: url(../image/hina/hina_none.png);
        }
        
        .item:nth-child(2) .item-content {
            background-image: url(../image/yuzu/yuzu_none.png);
        }
        
        .item:nth-child(3) .item-content {
            background-image: linear-gradient(rgba(28, 9, 44,0), rgba(28, 9, 44, 0.8)), url(../image/hoshino_leaf/hoshino2_none.png);
        }
        
        .item:nth-child(4) .item-content {
            background-image: linear-gradient(rgba(28, 9, 44,0), rgba(28, 9, 44, 0.8)), url(../image/hoshino_whale/whale_hoshino_none.png);
        }
        
        .item:nth-child(5) .item-content {
            background-image: linear-gradient(rgba(28, 9, 44,0), rgba(28, 9, 44, 0.8)), url(../image/AL1S/alice.png);
        }

        .item:nth-child(6) .item-content {
            background-image: linear-gradient(rgba(28, 9, 44,0), rgba(28, 9, 44, 0.8)), url(../image/CCC_Tachibana/CCC_Tachibana.jpg);
        }

        @media (max-width: 1200px) {
            .item {
                width: 300px;
                height: 430px;
            }
        }
        
        @media (max-width: 900px) {
            .item {
                width: 250px;
                height: 360px;
            }
            
            .item-title {
                font-size: 1.4rem;
            }
            
            .header h1 {
                font-size: 2.2rem;
            }
        }
          #image-popup-container {
            position: fixed;
            top: 20px;
            right: 20px;
            z-index: 1000;
        }
        
        /* 图标按钮样式 */
        #icon-btn {
            background: linear-gradient(135deg, #ff9a9e 0%, #fad0c4 100%);
            border: none;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            justify-content: center;
            align-items: center;
            box-shadow: 0 4px 15px rgba(0,0,0,0.2);
            transition: all 0.3s ease;
            position: relative;
        }
        
        #icon-btn:hover {
            transform: translateY(-3px) rotate(5deg);
            box-shadow: 0 6px 20px rgba(0,0,0,0.25);
            background: linear-gradient(135deg, #fad0c4 0%, #ff9a9e 100%);
        }
        
        #icon-btn i {
            font-size: 28px;
            color: #fff;
        }
        

        #icon-btn:hover .tooltip {
            opacity: 1;
            visibility: visible;
            bottom: -30px;
        }
        
        /* 图片容器 - 默认隐藏 */
        #image-popup {
            position: absolute;
            top: calc(100% + 15px);
            right: 0;
            width: 300px;
            padding: 15px;
            background: white;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
            opacity: 0;
            visibility: hidden;
            transform: translateY(10px);
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            z-index: 1001;
        }
        
        /* 鼠标悬停时显示图片 */
        #image-popup-container:hover #image-popup {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        
        /* 图片样式 */
        #popup-image {
            width: 100%;
            border-radius: 8px;
            display: block;
            transition: transform 0.3s ease;
        }
        
        #popup-image:hover {
            transform: scale(1.03);
        }
        
        .image-title {
            text-align: center;
            font-weight: 600;
            margin-top: 10px;
            color: #2c3e50;
        }
        
        /* 小三角形指示器 */
        #image-popup::before {
            content: '';
            position: absolute;
            bottom: 100%;
            right: 20px;
            border-width: 10px;
            border-style: solid;
            border-color: transparent transparent white transparent;
        }