/* =========================================
   CSS 變數參數化設計
========================================= */
:root {
    --color-brown:          #40220f; /* 深咖啡色 */
    --color-brown-light:    #6a3906; /* 淺咖啡色 */
    --color-gold:           #ffd700; /* 金色 */
    --color-white:          #ffffff; /* 純白色 */
    --color-black:          #000000; /* 純黑色 */
    --color-dark-blue:      #0f172a; /* 深藍色 */
    --color-cream:          #fffdf5; /* 奶油色/米白色 */
    --color-cream-dark:     #f2ebd9; /* 深奶油色/淺沙色 */
    --color-text-main:      #2c241b; /* 深棕灰色 */
    --color-text-sub:       #5d554a; /* 灰褐色 */

    --radius-sm:            0.5rem;
    --radius-md:            1rem;
    --radius-lg:            2rem;

    --ease-brand:           cubic-bezier(.25, .46, .45, .94); 
    --duration-fast:        0.2s;
    --duration-normal:      0.4s;
    --transition-base:      all var(--duration-normal) var(--ease-brand);

    --glass-shadow:         0 12px 40px rgba(0, 51, 102, 0.08);
}

*, *::before, *::after {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

img, video, iframe, canvas {
    display: block;
    max-width: 100%;
    height: auto;
}

body {
    font-family: "Roboto", "Helvetica Neue", "Inter", "PingFang TC", "Microsoft JhengHei", sans-serif;
    color: var(--color-text-main);
    background: var(--color-cream);
    line-height: 1.6;
}

body.menu-open {
    overflow: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* =========================================
	返回按鈕 
========================================= */
.back-btn {
    position: fixed;
    top: 1.5rem;
    left: 1.5rem;
    color: white;
    text-decoration: none;
    font-size: 0.9375rem;
    padding: 0.625rem 1.25rem;
    border-radius: 1.875rem;
    transition: var(--transition-base);
    z-index: 1000;
    background-color: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(4px);
}

.back-btn:hover {
    background-color: var(--color-black);
    transform: translateX(-3px);
}

@media (max-width: 48rem) {
	.back-btn {
		font-size: 0.6rem;
	}
}

/* =========================================
   最新/置頂消息特別樣式 (Highlight Latest News)
========================================= */
.news-item-latest {
	
    /* 漸層背景，與一般的純白卡片做出區隔 */
    background: linear-gradient(135deg, #ffffff 50%, #dc143c 100%);
    
    /* 左側加上標誌性的品牌金邊 */
    border: 1px solid #F2E3A1;
    border-left: 4px solid var(--color-gold);
    
    /* 讓這張卡片的陰影預設就帶有一點點暖色光暈 */
    box-shadow: 0 6px 18px rgba(204, 163, 0, 0.08);
}

/* =========================================
   最新消息
========================================= */
.news-page-main {
    background-color: var(--color-cream);
    min-height: calc(100vh - 300px);
}

/* 消息標題條 */
.news-hero {
    background-color: var(--color-brown);
    color: var(--color-white);
    padding: 4rem 0;
    text-align: center;
    border-bottom: 4px solid var(--color-gold);
    margin-bottom: 3rem;
}

.news-hero .page-title {
    font-size: 2.5rem;
    color: var(--color-gold);
    margin-bottom: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.news-hero .page-subtitle {
    font-size: 1.05rem;
    color: var(--color-cream-dark);
    opacity: 0.9;
}

/* 訊息佈局容器 */
.news-section {
    max-width: 850px;
    margin: 0 auto 6rem auto;
    padding: 0 3.8rem;
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* 現代化卡片式消息外觀 */
.news-item {
    background-color: var(--color-white);
    border: 1px solid var(--color-cream-dark);
    border-radius: var(--radius-sm);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    box-shadow: 0 4px 12px rgba(64, 34, 15, 0.03);
    
    /* 換頁流暢動畫 */
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.35s ease, transform 0.35s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.news-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.news-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(64, 34, 15, 0.07);
    border-color: var(--color-brown-light);
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.news-date {
    font-size: 0.9rem;
    color: var(--color-text-sub);
    font-weight: 600;
}

/* 各種類別精緻標籤 */
.news-badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.65rem;
    border-radius: 4px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.badge-clinic { background-color: #ffebeb; color: #cc2424; }   /* 紅色-門診異動 */
.badge-health { background-color: #eafaf1; color: #1b8a4c; }   /* 綠色-健康專欄 */
.badge-activity { background-color: #e8f4fd; color: #1d72b8; } /* 藍色-診所公告 */

.news-title {
    font-size: 1.35rem;
    color: var(--color-brown);
    font-weight: 700;
    margin: 0;
    line-height: 1.4;
}

.news-summary {
    font-size: 0.98rem;
    color: var(--color-text-main);
    line-height: 1.65;
    margin: 0;
}

/* =========================================
   分頁控制組件
========================================= */
.pagination-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.25rem;
    margin-top: 4rem;
}

/* 上一頁、下一頁按鈕 */
.page-btn {
    background-color: var(--color-white);
    border: 1px solid var(--color-cream-dark);
    color: var(--color-brown);
    padding: 0.65rem 1.25rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-base);
}

.page-btn svg {
    fill: currentColor;
    transition: transform 0.2s ease;
}

.page-btn:hover:not(:disabled) {
    background-color: var(--color-brown);
    color: var(--color-white);
    border-color: var(--color-brown);
}

.page-btn.prev-btn:hover:not(:disabled) svg { transform: translateX(-2px); }
.page-btn.next-btn:hover:not(:disabled) svg { transform: translateX(2px); }

/* 停用狀態樣式 */
.page-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    background-color: #f5f5f5;
    color: #999999;
    border-color: #e5e5e5;
}

.page-numbers {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

/* 數字頁碼按鈕 */
.page-num {
    background-color: var(--color-white);
    border: 1px solid var(--color-cream-dark);
    color: var(--color-text-main);
    width: 2.6rem;
    height: 2.6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-base);
}

.page-num:hover {
    border-color: var(--color-brown-light);
    color: var(--color-brown-light);
    background-color: var(--color-cream);
}

/* 激活的當前頁碼 */
.page-num.active {
    background-color: var(--color-brown);
    color: var(--color-white);
    border-color: var(--color-brown);
    box-shadow: 0 4px 10px rgba(64, 34, 15, 0.15);
}

/* 省略號的排版美化 */
.page-ellipsis {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2.4rem;
    color: var(--color-text-sub);
    font-weight: bold;
    letter-spacing: 1px;
}

/* 響應式：手機版微調 */
@media (max-width: 48rem) {
	.news-hero { 
		padding: 2.5rem 1rem; 
		margin-bottom: 2rem; 
	}

	.news-hero .page-title { 
		font-size: 1.85rem; 
	}

	.news-item { 
		padding: 1.25rem; 
		gap: 0.6rem; 
	}

	.news-title { 
		font-size: 1.15rem; 
	}

	.news-summary { 
		font-size: 0.92rem; 
	}

	.pagination-container { 
		gap: 0.5rem; 
		margin-top: 2.5rem; 
	}

	/* 手機版隱藏「上一頁/下一頁」中文字，只留箭頭標誌，維持精簡 */
	.page-btn span { 
		display: none; 
	}

	.page-btn { 
		padding: 0.65rem 0.85rem; 
	}

	.page-num { 
		width: 2.4rem; 
		height: 2.4rem; 
		font-size: 0.95rem; 
	}
}

/* =========================================
   Floating UI (FAB & Back To Top)
========================================= */
.side-fab-group {
	position: fixed;
	right: 1.25rem;
	bottom: 1.875rem; 
	display: flex;
	flex-direction: column;
	gap: 1rem;
	z-index: 998;
	align-items: flex-end; 
	opacity: 0;
	visibility: hidden;
	transform: translateY(20px);
	transition: all var(--duration-normal) ease;
}

.side-fab-group.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.fab-item {
    display: flex;
    align-items: center;
    justify-content: flex-end; 
    width: 3rem; height: 3rem;
    padding: 0 0.75rem; 
    background: var(--color-gold); 
    color: var(--color-brown);
    box-shadow: 0 0.25rem 0.5rem rgba(0, 0, 0, 0.4);
    border-radius: 2rem; 
    cursor: pointer; border: none;
    overflow: hidden; white-space: nowrap;
    transition: width 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), background-color var(--duration-normal) ease;
}

.fab-item svg {
	width: 1.5rem;
	height: 1.5rem;
	flex-shrink: 0;
	transition: transform 0.3s ease;
}

.fab-item::before {
	content: attr(title);
	margin-right: 0.75rem;
	font-size: 0.95rem;
	font-weight: 600;
	opacity: 0;
	transform: translateX(10px);
	transition: all 0.3s ease;
}

.back-to-top {
    fill: none;
    stroke: currentColor;
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* --- RWD --- */
@media (min-width: 48rem) {
	.fab-item:hover {
		width: 9rem;
		background-color: #ffe066;
	}

	.fab-item:hover::before {
		opacity: 1;
		transform: translateX(0);
		transition-delay: 0.1s;
	}

	/* BackToTop 不延展寬度 */
	.fab-item.back-to-top:hover {
		width: 3rem;
		background-color: #ffe066;
		transform: translateY(-4px);
	}

	.fab-item.back-to-top::before {
		display: none;
	}
}

@media (max-width: 48rem) {
	.fab-item {
		width: 2.75rem;
		height: 2.75rem;
		justify-content: center;
		padding: 0;
	}

	.fab-item::before {
		display: none;
	}

	.side-fab-group {
		bottom: 1.25rem;
		right: 0.9375rem;
	}
}

/* =========================================
   Footer
========================================= */
footer {
	background-color: var(--color-brown);
	color: var(--color-white);
	padding-top: 1rem;
}

.footer-grid {
	display: grid;
	grid-template-columns: 1fr 300px;
	gap: 3rem;
	padding-bottom: 1rem;
	align-items: start;
}

.footer-heading {
	color: var(--color-gold);
	font-size: 1.25rem;
	margin-bottom: 1.5rem;
}

.footer-contact p {
	margin-bottom: 0.8rem;
	color: rgba(255, 255, 255, 0.9);
}

.nhi-logo-wrapper {
	margin-top: 1rem;
	display: inline-block;
}

.footer-bottom {
	background-color: rgba(0, 0, 0, 0.2);
	padding: 1rem 0;
}

.copyright-row {
	display: flex;
	justify-content: space-between;
	align-items: center;
	font-size: 0.9rem;
	color: rgba(255, 255, 255, 0.6);
}

/* --- RWD 響應式設定 --- */
@media (max-width: 48rem) {
	.footer-grid {
		grid-template-columns: 1fr;
		gap: 2.5rem;
		text-align: center;
	}

	.copyright-row {
		flex-direction: column;
		gap: 0.5rem;
	}
}