/*
 * Header / 漢堡選單 共用樣式
 * 提供桌面下拉選單動效與手機子選單動畫，供 hf-components.js 注入元件使用。
 */

/* 桌面下拉選單樣式 */
.nav-dropdown-item {
    opacity: 0;
    transform: translateY(-5px);
    transition: all 0.3s ease-out;
    position: relative;
    padding-left: 28px;
}

.nav-item-icon {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translate(-6px, -50%);
    opacity: 0;
    color: #C5A670;
    font-size: 12px;
    transition: all 0.2s ease;
}

.nav-item-line {
    position: absolute;
    left: 4px;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 60%;
    background: #C5A670;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.nav-dropdown-text {
    transition: transform 0.2s ease;
}

.nav-dropdown-item:hover .nav-item-icon {
    transform: translate(0, -50%);
    opacity: 0.9;
}

.nav-dropdown-item:hover .nav-item-line {
    opacity: 0.9;
}

.nav-dropdown-item:hover .nav-dropdown-text {
    transform: translateX(2px);
}

.group:hover .nav-dropdown-item {
    opacity: 1;
    transform: translateY(0);
}

.group:hover .nav-dropdown-item:nth-child(1) { transition-delay: 0.05s; }
.group:hover .nav-dropdown-item:nth-child(2) { transition-delay: 0.1s; }
.group:hover .nav-dropdown-item:nth-child(3) { transition-delay: 0.15s; }
.group:hover .nav-dropdown-item:nth-child(4) { transition-delay: 0.2s; }
.group:hover .nav-dropdown-item:nth-child(5) { transition-delay: 0.25s; }

/*
 * 下拉選單「連往其他頁面」項目（例如「最新消息」）：
 * 與同選單中「頁內錨點」項目做視覺區隔，但沿用同一套金色／墨綠語彙，
 * 避免突兀 —— 僅以一條金色分隔線 + 文字改為主色系 + 小型外部連結圖示標示。
 */
.nav-dropdown-item--link {
    margin-top: 6px;
    padding-top: 12px;
    border-top: 1px solid rgba(197, 166, 112, 0.32);
}

.nav-dropdown-extlink {
    font-size: 9px;
    margin-left: 4px;
    opacity: 0.7;
    vertical-align: 1px;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav-dropdown-item--link:hover .nav-dropdown-extlink {
    opacity: 1;
    transform: translate(1px, -1px);
}

/* 手機版子選單動畫 */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.submenu-item-fade {
    animation: fadeInUp 0.4s ease-out forwards;
    opacity: 0;
}

/*
 * 頁尾前螢幕網屏底圖（footer_screentone）
 * 桌面（md 以上）維持依比例隨寬度縮放（沿用元件 inline style：width:100% + aspect-ratio）。
 * 手機（md 以下）改為固定高度 + object-fit: cover，讓網屏點點維持一致大小，
 * 不會隨螢幕變窄而縮小到幾乎看不見。
 */
@media (max-width: 1320px) {
    .hf-footer-screentone {
        height: 480px !important;
        aspect-ratio: auto !important;
        object-fit: cover !important;
        object-position: center bottom !important;
    }
}