/* ==========================================================================
   Header (移植自 carota 專案 /css/menu.css)
   - 只保留目前 header 用到的規則, 並全部限定在 #site-header 底下,
     避免影響全站 (carota 原檔有全域 * { margin: 0; padding: 0 } reset)
   - 手機版手風琴/漢堡按鈕的 javascript 在 /js/menu.js
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700;900&display=swap');

/* 字型只設在外層讓文字繼承; 不可用 `*`, 否則會蓋掉 Font Awesome 圖示的字型 (圖示變成方框) */
#site-header .header-bar {
    font-family: 'Roboto', sans-serif;
    background: #fafafa;
    border-bottom: 1px solid #ddd;
    line-height: 1.4;
}

/* 選單按鈕在 carota 跟這裡一樣吃 style.css 的 `body, button`
   (font-family: "Nunito Sans"; line-height: 1.875; color: #6d6d6d), 所以不覆寫 button.
   沒有子選單的項目是 <a> (carota 沒有), 讓它套用跟 button 相同的字型/行高/顏色, 高度與外觀才一致 */
#site-header a.header-dropdown-button,
#site-header a.accordion-item-header {
    font-family: "Nunito Sans", sans-serif;
    line-height: 1.875;
    color: #6d6d6d;
}

#site-header .header-menu {
    align-items: center;
}

/* header 是不透明的 fixed-top, 內容要往下推一個 header 的高度才不會被蓋住.
   高度由 /js/menu.js 量測寫入 --header-height; 76px 是 JS 執行前的預估值 (實測高度), 避免頁面跳動 */
#content.site-content {
    padding-top: var(--header-height, 76px);
}

/* carota 原版 logo 上下貼齊 header 邊緣, 這裡加 8px 留白避免擁擠 */
#site-header .header-logo {
    width: 184px;
}

#site-header .header-lang-icon {
    width: 30px;
    font-size: 22px;
    vertical-align: middle;
}

/* 漢堡按鈕 (line-height: 1 同 bootstrap 的 .navbar-toggler, 跟 carota 一樣大) */
#site-header .header-bar .navbar-toggler {
    display: block;
    line-height: 1;
    background: transparent;
    font-size: 1.8rem;
    cursor: pointer;
    transition: all 0.4s ease;
    border: 2px solid #000;
    border-radius: 4px;
    padding: 0.2rem 0.5rem;
    max-height: 50px;
    margin-right: 1rem;
}

#site-header .navbar-toggler:hover {
    opacity: 0.7;
}

#site-header .navbar-collapse {
    display: none;
}

/* dropdown menu 樣式 */
#site-header .header-dropdown {
    margin-left: auto;
    margin-right: auto;
    position: relative;
    display: inline-block;
    font-size: 1rem;
    font-weight: 700;
}

#site-header .header-dropdown-button {
    display: block;
    font-size: 1.1rem;
    font-weight: 700;
    background-color: #fafafa;
    padding: 20px;
    margin: 0;
    border: none;
    cursor: pointer;
    text-decoration: none;
}

#site-header .header-dropdown-button:focus {
    outline: none;
}

/* 隱藏下拉內容 */
#site-header .header-dropdown-content {
    display: none;
    position: absolute;
    background-color: #f9f9f9;
    min-width: 170px;
    border-bottom: 1px solid #ddd;
    z-index: 1;
}

#site-header .header-dropdown-content.header-lang-content {
    min-width: 116px;
}

#site-header .header-dropdown-content a {
    color: #6d6d6d;
    padding: 12px 16px 12px 18px;
    text-decoration: none;
    display: block;
}

#site-header .header-dropdown-content a.nested {
    padding-left: 34px;
    font-weight: 400;
}

#site-header .header-dropdown-content a:hover {
    color: #1785C0;
}

/* 顯示下拉菜單 */
#site-header .header-dropdown:hover .header-dropdown-content {
    display: block;
}

/* 手機版手風琴 */
#site-header .header-accordion-item {
    border-bottom: 1px solid #ddd;
}

#site-header .accordion-item-header {
    font-size: 1.1rem;
    font-weight: 700;
    background-color: #fafafa;
    padding: 15px;
    margin: 0;
    width: 100%;
    text-align: left;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: color 0.3s ease;
}

#site-header .accordion-item-header:focus {
    outline: none;
}

#site-header .accordion-item-header:hover {
    color: #1785C0;
}

#site-header .accordion-item-body {
    font-size: 1.1rem;
    font-weight: 700;
    padding: 0 30px;
    background-color: #fafafa;
    display: none;
}

#site-header .accordion-item-body .nested {
    padding-left: 16px;
    font-weight: 400;
}

#site-header .accordion-item-body a {
    color: #6d6d6d;
    display: block;
    width: 100%;
}

#site-header .accordion-item-body li:hover a {
    color: #1785C0;
}

#site-header .header-accordion-item.open .accordion-item-body {
    display: block;
}

@media screen and (max-width: 1199px) {
    #site-header .header-dropdown {
        font-size: 0.73rem;
    }

    #site-header .header-dropdown-button {
        font-size: 0.7rem;
    }
}