/* ==========================================================================
   FBGroup Child — Components（共用元件樣式）
   依 brief 第 4 節：Header / Footer / 麵包屑 / 區塊標題 / 文章卡 / CTA
   ========================================================================== */

/* ==========================================================================
   1. Header（全站導航）— brief §4.1
   ========================================================================== */
.fb-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: #fff;
	border-bottom: 0.5px solid var(--color-border);
	height: 50px;
}
.fb-header__inner {
	max-width: var(--container-max);
	margin: 0 auto;
	padding: 0 var(--container-padding);
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 16px;
}
.fb-logo {
	display: flex;
	align-items: center;
	gap: 8px;
	text-decoration: none;
}
.fb-logo__mark {
	width: 22px;
	height: 22px;
	background: var(--color-primary);
	color: #fff;
	border-radius: 4px;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 13px;
	font-weight: 500;
}
.fb-logo__text {
	font-size: 13px;
	font-weight: 500;
	color: var(--color-primary);
}
.fb-nav {
	display: flex;
	align-items: center;
	gap: 18px;
}
.fb-nav a {
	font-size: 13px;
	color: var(--color-primary);
	text-decoration: none;
}
.fb-nav a:hover { color: var(--color-primary-light); }
.fb-nav .fb-nav-cta {
	background: var(--color-accent-orange);
	color: #fff;
	padding: 6px 14px;
	border-radius: var(--radius-pill);
	font-weight: 500;
}
.fb-nav .fb-nav-cta:hover { background: #B84823; color: #fff; }

/* Header 右側按鈕群（搜尋 + 漢堡） */
.fb-header__actions {
	display: flex;
	align-items: center;
	gap: 6px;
}

/* 搜尋按鈕（放大鏡） */
.fb-nav-search-toggle {
	background: transparent;
	border: 0;
	padding: 8px;
	cursor: pointer;
	color: var(--color-primary);
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 50%;
	transition: var(--transition-base);
}
.fb-nav-search-toggle:hover {
	background: var(--color-bg-cream-light);
	color: var(--color-primary-light);
}

/* 即時搜尋浮層 */
.fb-nav-search {
	position: absolute;
	top: 50px;
	right: 0;
	left: 0;
	background: #fff;
	border-bottom: 0.5px solid var(--color-border);
	box-shadow: 0 4px 16px rgba(4, 44, 83, 0.06);
	padding: 14px var(--container-padding);
	z-index: 200;
}
.fb-nav-search__form {
	max-width: var(--container-max);
	margin: 0 auto;
	display: flex;
	gap: 4px;
	background: var(--color-bg-cream-light);
	border-radius: 18px;
	padding: 4px;
}
.fb-nav-search__form input {
	flex: 1;
	border: 0;
	outline: 0;
	background: transparent;
	padding: 8px 14px;
	font-size: 14px;
	font-family: inherit;
}
.fb-nav-search__form button {
	background: var(--color-primary);
	color: #fff;
	border: 0;
	padding: 0 16px;
	border-radius: 14px;
	font-size: 14px;
	cursor: pointer;
	transition: var(--transition-base);
}
.fb-nav-search__form button:hover { background: var(--color-primary-light); }

/* 即時搜尋下拉建議 */
.fb-search-suggest {
	max-width: var(--container-max);
	margin: 8px auto 0;
	background: #fff;
	border: 0.5px solid var(--color-border);
	border-radius: 8px;
	overflow: hidden;
	box-shadow: 0 4px 12px rgba(4, 44, 83, 0.08);
}
.fb-search-suggest__item {
	display: flex;
	gap: 10px;
	align-items: flex-start;
	padding: 10px 14px;
	border-bottom: 0.5px solid var(--color-border);
	text-decoration: none;
	color: inherit;
	transition: background 0.15s ease;
}
.fb-search-suggest__item:last-of-type { border-bottom: 0; }
.fb-search-suggest__item:hover,
.fb-search-suggest__item:focus {
	background: var(--color-bg-cream-light);
	text-decoration: none;
	outline: none;
}
.fb-search-suggest__type {
	flex-shrink: 0;
	font-size: 10px;
	font-weight: 500;
	padding: 2px 8px;
	border-radius: 6px;
	margin-top: 2px;
	background: var(--color-bg-cream);
	color: var(--color-text-secondary);
}
.fb-search-suggest__type--post { background: #E6F1FB; color: #185FA5; }
.fb-search-suggest__type--case { background: #EEEDFE; color: #534AB7; }
.fb-search-suggest__type--page { background: #FAEEDA; color: #BA7517; }
.fb-search-suggest__body {
	flex: 1;
	display: flex;
	flex-direction: column;
	gap: 2px;
	min-width: 0;
}
.fb-search-suggest__title {
	font-size: 13px;
	font-weight: 500;
	color: var(--color-primary);
	line-height: 1.4;
}
.fb-search-suggest__excerpt {
	font-size: 11px;
	color: var(--color-text-secondary);
	line-height: 1.5;
	overflow: hidden;
	text-overflow: ellipsis;
	display: -webkit-box;
	-webkit-line-clamp: 1;
	-webkit-box-orient: vertical;
}
.fb-search-suggest mark {
	background: var(--color-accent-gold);
	color: var(--color-accent-gold-text);
	padding: 0 2px;
	border-radius: 2px;
}
.fb-search-suggest__empty {
	padding: 14px;
	font-size: 12px;
	color: var(--color-text-muted);
	text-align: center;
}
.fb-search-suggest__more {
	display: block;
	padding: 10px 14px;
	font-size: 12px;
	font-weight: 500;
	color: var(--color-primary-light);
	background: var(--color-bg-cream-light);
	text-decoration: none;
	text-align: center;
	border-top: 0.5px solid var(--color-border);
}
.fb-search-suggest__more:hover { background: var(--color-bg-cream); text-decoration: none; }

/* 行動版 — 漢堡 */
.fb-burger {
	display: none;
	background: transparent;
	border: 0;
	padding: 6px;
	cursor: pointer;
}
.fb-burger span {
	display: block;
	width: 22px;
	height: 2px;
	background: var(--color-primary);
	margin: 4px 0;
}

@media (max-width: 767px) {
	.fb-nav { display: none; }
	.fb-nav.is-open {
		display: flex;
		flex-direction: column;
		position: absolute;
		top: 50px;
		left: 0; right: 0;
		background: #fff;
		padding: 12px var(--container-padding);
		border-bottom: 0.5px solid var(--color-border);
		gap: 12px;
		align-items: flex-start;
	}
	.fb-burger { display: block; }
	.fb-nav .fb-nav-cta { display: inline-block; } /* 始終顯示 */
}

/* ==========================================================================
   2. Footer — brief §4.2
   ========================================================================== */
.fb-footer {
	background: var(--color-bg-cream);
	color: var(--color-primary);
	padding: 32px 0 20px;
}
.fb-footer__grid {
	max-width: var(--container-max);
	margin: 0 auto;
	padding: 0 var(--container-padding);
	display: grid;
	grid-template-columns: 1.4fr 1fr 1fr 1.4fr;
	gap: 24px;
}
.fb-footer__col h4 {
	font-size: 12px;
	font-weight: 500;
	color: var(--color-primary);
	margin-bottom: 10px;
	letter-spacing: 1px;
}
.fb-footer__col ul { list-style: none; padding: 0; margin: 0; }
.fb-footer__col li { margin-bottom: 6px; }
.fb-footer__col a {
	font-size: 12px;
	color: var(--color-text-secondary);
	text-decoration: none;
}
.fb-footer__col a:hover { color: var(--color-primary); }
.fb-footer__intro {
	font-size: 12px;
	line-height: 1.7;
	color: var(--color-text-secondary);
	margin-bottom: 12px;
}
.fb-footer__social {
	display: flex;
	gap: 8px;
}
.fb-footer__social a {
	width: 28px; height: 28px;
	border-radius: 50%;
	background: #fff;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 12px;
	color: var(--color-primary);
}
.fb-footer__newsletter input {
	width: 100%;
	padding: 8px 10px;
	border: 0.5px solid var(--color-border);
	border-radius: var(--radius-button);
	font-size: 12px;
	margin-bottom: 6px;
}
.fb-footer__newsletter button { width: 100%; }
.fb-footer__copyright {
	max-width: var(--container-max);
	margin: 24px auto 0;
	padding: 16px var(--container-padding) 0;
	border-top: 0.5px solid var(--color-border-cream);
	font-size: 11px;
	color: var(--color-text-muted);
	text-align: center;
}
@media (max-width: 767px) {
	.fb-footer__grid { grid-template-columns: 1fr; gap: 20px; }
}

/* ==========================================================================
   3. 麵包屑 — brief §4.3
   ========================================================================== */
.fb-breadcrumbs {
	background: var(--color-bg-cream-light);
	padding: 10px var(--container-padding);
	font-size: 10px;
	color: var(--color-text-muted);
}
.fb-breadcrumbs a {
	color: var(--color-text-muted);
	text-decoration: none;
}
.fb-breadcrumbs a:hover { color: var(--color-primary); }
.fb-breadcrumbs span { color: var(--color-primary); }

/* ==========================================================================
   4. 區塊標題模組 — brief §4.4
   ========================================================================== */
.fb-section-header {
	display: flex;
	align-items: flex-end;
	justify-content: space-between;
	gap: 12px;
	margin-bottom: var(--space-lg);
}
.fb-section-title {
	font-size: 17px;
	font-weight: 500;
	color: var(--color-primary);
	margin: 0 0 2px;
	line-height: 1.4;
}
.fb-section-subtitle {
	font-size: 11px;
	color: var(--color-text-secondary);
	margin: 0;
	line-height: 1.5;
}
.fb-section-more {
	font-size: 11px;
	color: var(--color-primary-light);
	white-space: nowrap;
	text-decoration: none;
}
.fb-section-more:hover { text-decoration: underline; }

/* ==========================================================================
   5. 文章卡片 — brief §4.5
   ========================================================================== */
.fb-post-card {
	display: block;
	background: #fff;
	border: 0.5px solid var(--color-border);
	border-radius: var(--radius-card);
	overflow: hidden;
	text-decoration: none;
	color: inherit;
	transition: var(--transition-base);
}
.fb-post-card:hover {
	box-shadow: var(--shadow-card-hover);
	transform: translateY(-2px);
	text-decoration: none;
}
.fb-post-card__thumb {
	height: 70px;
	background-color: var(--color-bg-cream);
	background-size: cover;
	background-position: center;
}
.fb-post-card__placeholder {
	width: 100%; height: 100%;
	background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
}
.fb-post-card__body { padding: 10px var(--space-card); }
.fb-post-card__title {
	font-size: 12px;
	font-weight: 500;
	color: var(--color-primary);
	margin: 6px 0 4px;
	line-height: 1.4;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}
.fb-post-card__excerpt {
	font-size: 10px;
	color: var(--color-text-secondary);
	line-height: 1.6;
	margin: 0 0 6px;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}
.fb-post-card__meta {
	font-size: 9px;
	color: var(--color-text-muted);
}

/* ==========================================================================
   6. 訂閱電子報 CTA — brief §4.6
   ========================================================================== */
.fb-newsletter-cta {
	background: var(--color-primary);
	color: #fff;
	padding: 14px var(--container-padding);
	display: flex;
	align-items: center;
	gap: 12px;
	flex-wrap: wrap;
}
.fb-newsletter-cta__text { flex: 1; min-width: 240px; }
.fb-newsletter-cta__title {
	font-size: 12px;
	font-weight: 500;
	margin-bottom: 2px;
}
.fb-newsletter-cta__subtitle {
	font-size: 10px;
	opacity: 0.7;
}
.fb-newsletter-cta__form {
	display: flex;
	gap: 4px;
	background: rgba(255, 255, 255, 0.1);
	padding: 3px;
	border-radius: 5px;
}
.fb-newsletter-cta__form input {
	border: 0;
	background: transparent;
	color: #fff;
	padding: 4px 8px;
	font-size: 12px;
	min-width: 180px;
	outline: none;
}
.fb-newsletter-cta__form input::placeholder {
	color: rgba(255, 255, 255, 0.5);
}
@media (max-width: 767px) {
	.fb-newsletter-cta { flex-direction: column; align-items: stretch; }
	.fb-newsletter-cta__form input { min-width: 0; flex: 1; }
}

/* ==========================================================================
   7. 預約顧問 CTA — brief §4.7
   ========================================================================== */
.fb-consultation-cta {
	padding: var(--space-block) var(--container-padding);
	background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
	color: #fff;
	text-align: center;
}
.fb-consultation-cta__title {
	font-size: 16px;
	font-weight: 500;
	margin-bottom: 6px;
}
.fb-consultation-cta__subtitle {
	font-size: 11px;
	opacity: 0.85;
	margin-bottom: 12px;
}

/* 米白底 CTA 變體（首頁服務列、案例詳情頁底用） */
.fb-consultation-cta--cream {
	background: var(--color-bg-cream);
	color: var(--color-primary);
}
.fb-consultation-cta--cream .fb-consultation-cta__subtitle { color: var(--color-text-secondary); opacity: 1; }