/* ============================================
   Sticky Navigation CSS
   ============================================ */

/* 導航欄固定樣式 */
.desktop-navigation-menu {
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1;
}

/* 滾動時固定在頂部 */
.desktop-navigation-menu.sticky {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    background: white !important;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1) !important;
    animation: slideDown 0.3s ease;
    z-index: 9999 !important;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

/* 防止內容跳動 - 佔位符 */
.nav-spacer {
    display: none;
}

.nav-spacer.active {
    display: block;
    height: 70px; /* ⭐ 改成你導航欄的實際高度 */
}