/* 基本導航列樣式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 8px 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1030;
    transition: all 0.3s ease;

}

.navbar::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('/images/mainback1.jpg');
    background-size: 70%; 
    background-position: center;
    opacity: 0.6;
    z-index: -1; 
}

/* Logo 樣式 */
.navbar-brand {
    padding: 0;
    margin-left: 2%;
    margin-right: 0;
    flex-shrink: 0;
    width: 12%;
}

.navbar-brand:hover {
    transform: scale(1.02);
}

.navbar-brand img {
    width: 180px;
    height: auto;
}

/* 導航項目樣式 */
.nav-item {
    position: relative;
    margin: 0 1px;
    white-space: nowrap;
    flex: 0 0 auto;
}

.nav-link {
    color: black !important;
    font-size: 10.5pt !important;
    font-weight: 450 !important;
    letter-spacing: 1.5pt;
    padding: 8px 12px !important;
    transition: all 0.3s ease;
}

/* 導航圖標和文字容器 */
.nav-link-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-width: 75px;
}

/* 導航圖標 */
.nav-icon {
    width: 32px;
    height: auto;
    transition: transform 0.3s ease;
}

/* 懸停效果 */
.nav-link:hover .nav-icon {
    transform: translateY(-3px);
}

.nav-link:hover {
    color: #6895D2 !important;
}

/* 下拉選單樣式 */
.dropdown-menu {
    border: none;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    padding: 10px 0;
    margin-top: 0;
    display: none;
    background-color: #fff;
}

/* 顯示子選單 */
.dropdown:hover > .dropdown-menu {
    display: block;
}

/* 子子選單容器 */
.dropdown-submenu {
    position: relative;
}

/* 子子選單定位和式 */
.dropdown-submenu > .dropdown-menu {
    top: 0;
    left: 100%;
    margin-top: -10px;
    margin-left: 1px;
}

/* 顯示子子選單 */
.dropdown-submenu:hover > .dropdown-menu {
    display: block;
}

/* 子選單項目樣式 */
.dropdown-item {
    padding: 8px 20px;
    font-size: 11pt;
    letter-spacing: 0.8pt;
    color: #333;
    transition: all 0.3s ease;
    position: relative;
    white-space: nowrap;
}

/* 子選單項目懸停效果 */
.dropdown-item:hover {
    background-color: #f8f9fa;
    color: #6895D2;
    padding-left: 25px;
}

/* 子選單箭頭指示器 */
.dropdown-submenu > .dropdown-item::after {
    content: '\F285';
    font-family: "bootstrap-icons";
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.8em;
    color: #6895D2;
    opacity: 0.7;
    display: block !important;
}

/* 響應調整 */
@media (max-width: 991.98px) {
    .dropdown-menu {
        position: static !important;
        float: none;
        width: auto;
        margin-top: 0;
        background-color: transparent;
        border: 0;
        box-shadow: none;
        padding-left: 20px;
    }

    .dropdown-submenu > .dropdown-menu {
        margin-left: 15px;
    }

    .dropdown-item {
        padding: 8px 15px;
        color: #333;
    }

    .dropdown-submenu > .dropdown-item::after {
        transform: rotate(90deg);
    }
}

/* 動畫效果 */
.dropdown-menu {
    animation: fadeIn 0.2s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 更多選單樣式 */
.more-menu-wrapper {
    margin-left: auto;
    margin-right: 8%;
    margin-top: 0;
    display: flex;
    align-items: center;
}

/* 更多選單的下拉選單樣式 */
.more-menu-wrapper .dropdown-menu {
    right: 0;
    left: auto;
    min-width: 200px;  /* 設定最小寬度 */
    padding: 10px 0;
    border: none !important;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    margin-top: 0 !important;
}

/* 更多選單的子選單樣式 */
.more-menu-wrapper .dropdown-submenu > .dropdown-menu {
    right: auto;
    left: -100%;  /* 向左展開 */
    top: 0;
    margin-top: -10px;
    margin-right: 1px;
}

/* 更多選單的選項樣式 */
.more-menu-wrapper .dropdown-item {
    padding: 8px 20px;
    white-space: nowrap;
    position: relative;
    transition: all 0.3s ease;
    border: none !important;
}

/* 更多選單的箭頭指示器 */
.more-menu-wrapper .dropdown-submenu > .dropdown-item::after {
    content: '\F284';  /* Bootstrap Icons 的左箭頭 */
    font-family: "bootstrap-icons";
    position: absolute;
    left: 10px;  /* 改為左側顯示 */
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.8em;
    color: #6895D2;
    opacity: 0.7;
    
}

/* 更多選單的選項懸停效果 */
.more-menu-wrapper .dropdown-item:hover {
    background-color: #f8f9fa;
    color: #6895D2;
    padding-left: 25px;
   
}

/* 更多選單箭頭懸停效果 */
.more-menu-wrapper .dropdown-submenu:hover > .dropdown-item::after {
    opacity: 1;
    transform: translateY(-50%) translateX(-3px);
}

/* 響應調整 */
@media (max-width: 991.98px) {
    .more-menu-wrapper {
        margin: 10px 0;
        width: 100%;
        justify-content: center;
    }

    .more-menu-wrapper .dropdown-menu {
        position: static;
        width: 100%;
        min-width: auto;
        box-shadow: none;
        background: transparent;
    }

    .more-menu-wrapper .dropdown-submenu > .dropdown-menu {
        left: auto;
        margin: 0;
        padding-left: 20px;
    }

    .more-menu-wrapper .dropdown-submenu > .dropdown-item::after {
        content: '\F282';  /* 改為向下箭頭 */
        right: 15px;
        left: auto;
        transform: none;
    }

    .more-menu-wrapper .dropdown-item {
        text-align: center;
        padding: 10px 20px;
    }

    .more-menu-wrapper .nav-link {
        gap: 5px;  /* 手機版稍微縮小間距 */
    }
    
    .more-menu-wrapper .nav-icon {
        margin-bottom: 5px;
      
    }
}

/* 動畫效果 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.nav-item {
    animation: fadeIn 0.5s ease forwards;
    animation-delay: calc(var(--animation-order) * 0.1s);
}

/* 主選單容器樣式 */
.main-menu-container {
    width: auto;
    margin-left: 4%;
    margin-right: auto;
    position: relative;
    display: flex;
    align-items: center;
}

.main-menu {
    display: flex;
    flex-wrap: nowrap;
    gap: 20px;
    justify-content: flex-start;
}

/* 子選單樣式 */
.dropdown-submenu {
    position: relative;
}

.dropdown-submenu .dropdown-menu {
    position: absolute;
    top: 0;
    left: 100%;
    margin-top: 0;
    margin-left: 1px;
    border-radius: 10px;
    opacity: 0;
    visibility: hidden;
    transform: translateX(10px);
    transition: all 0.3s ease;
}

.dropdown-submenu:hover > .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

/* 子選單箭頭指示 */
.dropdown-submenu > .dropdown-item::after {
    content: '\f054';  /* Bootstrap Icons 的右箭頭 */
    font-family: "bootstrap-icons";
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.8em;
    transition: transform 0.3s ease;
}

.dropdown-submenu:hover > .dropdown-item::after {
    transform: translateY(-50%) translateX(3px);
}

/* 響應式調整 */
@media (max-width: 991.98px) {
    .main-menu-container {
        width: 100%;
        margin: 0;
      
    }

    .main-menu {
        flex-direction: column;
        width: 100%;
        gap: 5px;
      
    }

    .dropdown-submenu .dropdown-menu {
        position: static;
        transform: none;
        margin: 0;
        padding-left: 20px;
        background: transparent;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
    }

    .dropdown-submenu > .dropdown-item::after {
        transform: rotate(90deg);
    }

    .dropdown-submenu:hover > .dropdown-item::after {
        transform: rotate(90deg);
    }
}

/* 更多選單樣式調整 */
.more-menu-wrapper {
    margin-left: 20px;
}

.more-menu-wrapper .dropdown-menu {
    right: 0;
    left: auto;
}

/* 動畫效果增強 */
.dropdown-menu {
    animation: fadeInMenu 0.3s ease forwards;
}

@keyframes fadeInMenu {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 選單項目間距和對齊 */
.menu-item-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 3px;
}


.nav-link-content {
    position: relative;
    padding: 5px 0;
}

/* 移除子選單項目上方的橫線 */
.nav-link-content::after {
    display: none;  /* 移除主選單項目下方的橫線 */
}

/* 移除 Bootstrap 預設的下拉箭頭 */
.dropdown-toggle::after {
    display: none !important;
}

/* 移除子選單的箭頭 */
.dropdown-submenu > .dropdown-item::after {
    display: none !important;
}

/* 調整下拉選單的距 */
.dropdown-menu {
    margin-top: 0 !important;  /* 移除上方間距 */
}

.dropdown-item {
    padding: 8px 15px !important;  /* 調整選項內距 */
}

/* 調整子選單位置 */
.dropdown-submenu .dropdown-menu {
    margin-top: -28px;  /* 微調子選單位置 */
}

/* 子選單箭頭指示器 - 只在有子子頁面的項目顯示 */
.dropdown-submenu > .dropdown-item {
    padding-right: 30px !important;  /* 為箭頭預留空間 */
    position: relative;
  
}

.dropdown-submenu > .dropdown-item::after {
    content: '\F285';  /* Bootstrap Icons 的箭頭圖標 */
    font-family: "bootstrap-icons";
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.8em;
    color: #6895D2;
    opacity: 0.7;
    display: block !important;  /* 覆蓋之前的 display: none */
}

/* 箭頭懸停效果 */
.dropdown-submenu:hover > .dropdown-item::after {
    opacity: 1;
    transform: translateY(-50%) translateX(3px);
}

/* 手機版箭頭樣式 */
@media (max-width: 991.98px) {
    .dropdown-submenu > .dropdown-item::after {
        transform: rotate(90deg);
        right: 15px;
    }

    .dropdown-submenu:hover > .dropdown-item::after {
        transform: rotate(90deg);
    }
}

/* 移除所有可能的邊框和線條 */
.more-menu-wrapper *,
.more-menu-wrapper *::before,
.more-menu-wrapper *::after {
    border: none !important;
    outline: none !important;
}

/* 確保懸停時也不會出現邊框 */
.more-menu-wrapper .dropdown-item:hover,
.more-menu-wrapper .dropdown-item:focus {
    border: none !important;
    outline: none !important;
}

.navbar-collapse.collapse.show {
    max-height: 80vh; /* 設置最大高度為視窗高度的80% */
    overflow-y: auto; /* 允許垂直滾動 */
}

.navbar-collapse {
    z-index: 1050; /* 確保選單在其他元素之上 */
}

/* 更多選單存在時的樣式 */
.more-menu-wrapper + .main-menu-container {
    margin-right: 5%;
}

/* 響應式調整 */
@media (max-width: 991.98px) {
    .navbar-brand {
        margin-left: 15px;
    }

    .main-menu-container {
        margin-left: 0;
        width: 100%;
    }

    .main-menu {
        gap: 5px;
    }
}

/* 修改斷點設定 */
@media (max-width: 1024px) {
    /* 保持原有的漢堡選單樣式 */
}

@media (min-width: 1025px) {
    /* 保持原有的桌面版樣式 */
}

/* 漢堡選單控制 */
@media (max-width: 1024px) {
    .navbar-toggler {
        display: block;
    }

    .navbar-collapse {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: rgba(255, 255, 255, 0.95);
        padding: 10px 0;
        display: none;
    }

    .navbar-collapse.show {
        display: block;
    }

    .navbar-nav {
        flex-direction: column;
        width: 100%;
    }

    .nav-item {
        width: 100%;
        text-align: center;
        padding: 8px 0;
    }

    /* 下拉選單樣式調整 */
    .dropdown-menu {
        position: static;
        float: none;
        width: 100%;
        background-color: transparent;
        border: none;
        box-shadow: none;
    }
}

@media (min-width: 992px) and (max-width: 1024px) {
    /* 平板版樣式 - 保持水平選單 */
    .navbar-toggler {
        display: none;
    }

    .navbar-collapse {
        display: flex !important;
        position: static;
        width: auto;
        background-color: transparent;
        padding: 0;
    }

    .navbar-nav {
        flex-direction: row;
        width: auto;
    }

    .nav-item {
        width: auto;
        text-align: left;
    }

    .dropdown-menu {
        position: absolute;
        float: left;
        width: auto;
    }
}

@media (min-width: 1025px) {
    /* 桌面版樣式 */
    .navbar-toggler {
        display: none;
    }

    .navbar-collapse {
        display: flex !important;
        flex-basis: auto;
    }
}

/* 導航列容器樣式 */
.navbar .container-fluid {
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 1%;
}

/* Logo 樣式調整 */
.navbar-brand {
    padding: 0;
    margin-left: 2%;
    margin-right: 0;
    flex-shrink: 0;
    width: 12%;
}

.navbar-brand img {
    width: 180px;
    height: auto;
}

/* 主選單容器 */
.navbar-collapse {
    display: flex;
    justify-content: flex-end;
    flex-grow: 1;
    margin-right: 3%;
    padding-left: 5%;
}

/* 選單列表 */
.navbar-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.8rem;
    width: auto;
}

/* 平板版特別處理 */
@media (min-width: 992px) and (max-width: 1024px) {
    .navbar .container-fluid {
        max-width: 100%;
        padding: 0 0.5%;
    }

    .navbar-brand {
        margin-left: 1%;
        margin-right: 1%;
    }

    .navbar-nav {
        gap: 0.5rem;
    }

    .nav-link {
        padding: 8px 4px !important;
        font-size: 10pt !important;
    }

    .navbar-brand {
        width: 10%;
    }

    .nav-link-content {
        min-width: 65px;
    }

    .nav-link {
        font-size: 9pt !important;
        padding: 8px 4px !important;
    }

    .navbar-nav {
        gap: 0.5rem;
    }
}

@media  (max-width: 768px) {
    .navbar-brand img{
        width: 200px !important;
    }
}

@media (min-width: 768px) and (max-width: 1024px) {
    .navbar-brand img{
        width: 220px !important;
    }

}