.slider-container {
    position: relative;
    width: 100%;
    overflow: hidden;
    /* 確保容器內的圖片和 logo 正確定位 */
    z-index: 1;
}

/* 輪播項目 */
.slide-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    transition: opacity 0.6s ease-in-out;
    z-index: 1;
}

.slide-item.active {
    opacity: 1;
    z-index: 2;
    position: relative; /* 活動的項目使用相對定位，讓容器高度由它決定 */
}

/* 桌面版圖片 */
.desktop-image {
    display: block;
    width: 100%;
}

.desktop-image img {
    width: 100%;
    height: auto;
    display: block;
}

@media (max-width: 768px) {
    .desktop-image {
        display: none;
    }
}

/* 手機版圖片 */
.mobile-image {
    display: none;
    width: 100%;
}

.mobile-image img {
    width: 100%;
    height: auto;
    display: block;
}

@media (max-width: 768px) {
    .mobile-image {
        display: block;
    }
}

/* 圓球指示器 */
.slider-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    display: flex;
    gap: 12px;
    justify-content: center;
    align-items: center;
}

.slider-indicators .indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.5);
    background-color: rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
    outline: none;
}

.slider-indicators .indicator:hover {
    background-color: rgba(255, 255, 255, 0.4);
    border-color: rgba(255, 255, 255, 0.6);
    transform: scale(1.2);
}

.slider-indicators .indicator.active {
    background-color: rgba(255, 255, 255, 0.6);
    border-color: rgba(255, 255, 255, 0.8);
    transform: scale(1.3);
}

@media (max-width: 768px) {
    .slider-indicators {
        bottom: 20px;
    }
    
    .slider-indicators .indicator {
        width: 10px;
        height: 10px;
    }
}

.logo-container {
    position: absolute;
    top: 50%;            /* 垂直居中 */
    left: 50%;           /* 水平居中 */
    transform: translate(-50%, -50%); /* 讓 Logo 完全置中 */
    z-index: 999;       /* 確保 Logo 在圖片上方 */
    width: 100%;
    text-align: center;
    /* 防止 CLS：固定尺寸 */
    min-width: 300px;
    min-height: 200px;
    pointer-events: none; /* 讓點擊事件穿透到圖片 */
}

.logo-img {
    width: 19%;
    /* 防止 CLS：固定尺寸 */
    max-width: 300px;
    max-height: 200px;
    height: auto;
    display: block;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .logo-img {
        width: 42.7%;
        max-width: 200px;
        max-height: 130px;
    }
    .logo-container {
        min-width: 200px;
        min-height: 130px;
    }
}

.fade-in {
    opacity: 0; /* 初始狀態完全隱藏 */
    transform: translateY(50px); /* 初始位置下移50px */
    transition: opacity 1s ease-out, transform 1s ease-out; /* 動畫效果 */
}

.fade-in.visible {
    opacity: 1; /* 顯示時完全不透明 */
    transform: translateY(0); /* 回到原始位置 */
}