/**
 * /about-us/ (ID 269) — rolled back to pre-low-fi version
 * Larger headings, tagline card with cream bottom-border, gray full-bleed
 * concept/history sections, 5 circular icon features, subtle history block,
 * 440px grayscale map.
 */

.au-page {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 24px;
	box-sizing: border-box;
	font-family: 'Noto Serif TC', 'Crimson Text', 'Source Han Serif TC', serif;
	color: #4b4b4b;
}

.au-page p,
.au-page ol,
.au-page ul,
.au-page li {
	font-family: inherit;
}

/* Common heading pair (h2 Chinese + English subtitle) */
.au-heading {
	font-family: 'Noto Serif TC', serif;
	font-size: 40px;
	font-weight: 600;
	color: #1a1a1a;
	letter-spacing: 3px;
	line-height: 1.4;
	margin: 0;
}

.au-heading-en {
	font-family: 'Crimson Text', serif;
	font-size: 16px;
	font-weight: 600;
	color: #4b4b4b;
	letter-spacing: 1.5px;
	opacity: 0.5;
	line-height: 1.6;
	margin: 8px 0 28px;
}

.au-section-title {
	text-align: center;
	margin-bottom: 56px;
}

.au-section-title .au-heading-en {
	margin: 8px 0 0;
}

.au-section-title .au-heading-en::after {
	content: "";
	display: block;
	width: 40px;
	height: 1.5px;
	background: #79895f;
	margin: 28px auto 0;
	opacity: 2;
}

/* =========================================================
   1. Intro: tagline card + decorative image
   ========================================================= */
.au-intro {
	display: flex;
	align-items: stretch;
	gap: 32px;
	margin: 80px auto 0;
	max-width: 1000px;
}

.au-intro-card {
	flex: 1 1 50%;
	background: #fefefe;
	border-bottom: 1px solid #DFCEB4;
	padding: 48px 56px;
	display: flex;
	flex-direction: column;
	justify-content: center;
	box-shadow: -2px 5px 16px rgba(0, 0, 0, 0.04);
}

.au-intro-zh {
	font-family: 'Noto Serif TC', serif;
	font-size: 16px;
	font-weight: 600;
	color: #1a1a1a;
	letter-spacing: 2.5px;
	line-height: 1.8;
	margin: 0 0 14px;
}

.au-intro-en {
	font-family: 'Crimson Text', serif;
	font-size: 17px;
	font-weight: 600;
	color: #4b4b4b;
	letter-spacing: 1.5px;
	line-height: 1.6;
	margin: 0;
	opacity: 0.7;
}

.au-intro-img {
	flex: 1 1 50%;
	overflow: hidden;
	border-radius: 4px;
}

.au-intro-img img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

/* =========================================================
   2. Concept + Vision two-column
   ========================================================= */
.au-concept {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 64px;
	background: #F5F5F5;
	margin: 96px -9999px 0;
	padding: 120px calc(9999px + 40px) 120px;
}

.au-concept .au-col {
	min-width: 0;
}

.au-concept p {
	font-size: 17px;
	line-height: 2;
	letter-spacing: 1px;
	color: #4b4b4b;
	margin: 0;
}

/* =========================================================
   3. Vision detail: single column
   ========================================================= */
.au-vision {
	padding: 120px 40px;
	max-width: 900px;
	margin: 0 auto;
}

.au-vision-imgs {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 16px;
	margin: 0 0 48px;
}

.au-vision-imgs figure {
	margin: 0;
	border-radius: 4px;
	overflow: hidden;
}

.au-vision-imgs img {
	display: block;
	width: 100%;
	height: auto;
	box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
	border-radius: 4px;
}

.au-vision-text {
	margin: 0 0 48px;
}

.au-vision-text p {
	font-size: 17px;
	line-height: 2;
	letter-spacing: 1px;
	color: #4b4b4b;
	margin: 0 0 1.4em;
}

/* 5 feature cards with SVG icons */
.au-features {
	list-style: none;
	padding: 0;
	margin: 64px 0 0;
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 32px 16px;
}

.au-feature {
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	gap: 16px;
}

.au-feature-icon {
	width: 72px;
	height: 72px;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 50%;
	background: #fafaf7;
	border: 1px solid #DFCEB4;
	padding: 15px;
	box-sizing: border-box;
	flex-shrink: 0;
}

.au-feature-icon img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: contain;
}

.au-feature-label {
	font-family: 'Noto Serif TC', serif;
	font-size: 15px;
	font-weight: 500;
	color: #1a1a1a;
	letter-spacing: 1.5px;
	line-height: 1.6;
}

/* =========================================================
   4. History timeline — subtle / low-fi
   ========================================================= */
.au-history {
	background: #79895f;
	margin: 0 -9999px;
	padding: 96px calc(9999px + 40px);
	color: #fff;
}

.au-history > * {
	max-width: 720px;
	margin-left: auto;
	margin-right: auto;
}

.au-history .au-heading,
.au-history .au-heading-en,
.au-history .au-year-num,
.au-history .au-year-suffix,
.au-history .au-event-date,
.au-history .au-event-title {
	color: #fff;
}

.au-history h3.au-event-title {
	color: #fff !important;
}

.au-history .au-section-title .au-heading-en::after {
	background: #fff;
}

.au-history .au-timeline {
	border-top-color: rgba(255, 255, 255, 0.4);
}

.au-history .au-timeline-item {
	border-bottom-color: rgba(255, 255, 255, 0.4);
}

.au-history .au-event-fig {
	max-width: 280px;
	opacity: 1;
}

.au-timeline {
	list-style: none;
	padding: 0;
	margin: 0;
	border-top: 1px solid #e5e2db;
}

.au-timeline-item {
	display: grid;
	grid-template-columns: 140px 1fr;
	gap: 40px;
	padding: 32px 0;
	border-bottom: 1px solid #e5e2db;
	align-items: baseline;
}

.au-year-block {
	display: flex;
	align-items: baseline;
	gap: 4px;
}

.au-year-num {
	font-family: 'Crimson Text', serif;
	font-size: 17px;
	font-weight: 500;
	color: #707070;
	letter-spacing: 1px;
	line-height: 1.6;
}

.au-year-suffix {
	font-family: 'Noto Serif TC', serif;
	font-size: 14px;
	font-weight: 400;
	color: #8e8e8e;
	letter-spacing: 1px;
}

.au-event {
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.au-event-head {
	display: flex;
	align-items: baseline;
	gap: 0;
	margin: 0;
}

.au-event-mark {
	display: none;
}

.au-event-date {
	font-family: 'Noto Serif TC', serif;
	font-size: 13px;
	font-weight: 400;
	color: #9a9a9a;
	letter-spacing: 1.5px;
	line-height: 1.6;
}

.au-event-title {
	font-family: 'Noto Serif TC', serif;
	font-size: 16px;
	font-weight: 400;
	color: #3a3a3a;
	letter-spacing: 0.8px;
	line-height: 1.8;
	margin: 0;
}

.au-event-fig {
	margin: 12px 0 0;
	max-width: 140px;
	opacity: 0.75;
}

.au-event-fig img {
	display: block;
	width: 100%;
	height: auto;
}

/* =========================================================
   5. Traffic guide
   ========================================================= */
.au-traffic {
	padding: 120px 40px;
}

.au-traffic-items {
	max-width: 900px;
	margin: 0 auto;
	display: flex;
	flex-direction: column;
	gap: 48px;
}

.au-traffic-item h3 {
	font-family: 'Noto Serif TC', serif;
	font-size: 24px;
	font-weight: 600;
	color: #79895f;
	letter-spacing: 2px;
	margin: 0 0 20px;
	line-height: 1.4;
}

.au-traffic-item p {
	font-size: 17px;
	line-height: 2;
	letter-spacing: 1px;
	color: #4b4b4b;
	margin: 0 0 12px;
}

.au-traffic-item ol {
	margin: 12px 0 0;
	padding: 0 0 0 20px;
	list-style: decimal;
	font-size: 17px;
	line-height: 2;
	letter-spacing: 1px;
	color: #4b4b4b;
}

.au-traffic-item ol li {
	margin: 0 0 4px;
}

.au-parking {
	padding: 16px 20px;
	background: #F5F5F5;
	border-left: 3px solid #79895f;
	margin-top: 16px !important;
	font-size: 16px !important;
}

/* =========================================================
   6. Google Map — grayscale footer
   ========================================================= */
.au-map {
	margin: 0 -9999px;
	padding: 0;
	position: relative;
	line-height: 0;
}

.au-map iframe {
	width: 100%;
	height: 440px;
	border: 0;
	display: block;
	filter: grayscale(100%) contrast(1.05);
}

/* =========================================================
   Mobile
   ========================================================= */
@media (max-width: 767px) {
	.au-page {
		padding: 0 16px;
	}

	.au-intro {
		flex-direction: column;
		gap: 24px;
		margin-top: 56px;
	}

	.au-intro-card {
		padding: 32px 24px;
	}

	.au-intro-zh {
		font-size: 13px;
		letter-spacing: 2px;
	}

	.au-concept {
		grid-template-columns: 1fr;
		gap: 40px;
		margin: 64px -16px 0;
		padding: 64px 32px;
	}

	.au-vision {
		padding: 64px 16px;
	}

	.au-vision-imgs {
		grid-template-columns: 1fr;
		gap: 12px;
		margin-bottom: 32px;
	}

	.au-features {
		grid-template-columns: repeat(2, 1fr);
		gap: 24px 12px;
	}

	.au-feature-icon {
		width: 60px;
		height: 60px;
		padding: 12px;
	}

	.au-feature-label {
		font-size: 14px;
	}

	.au-history {
		padding: 64px calc(9999px + 16px);
	}

	.au-history .au-event-fig {
		max-width: 220px;
	}

	.au-timeline-item {
		grid-template-columns: 100px 1fr;
		gap: 24px;
		padding: 24px 0;
	}

	.au-event-fig {
		max-width: 110px;
	}

	.au-traffic {
		padding: 64px 0;
	}

	.au-map iframe {
		height: 320px;
	}

	.au-heading {
		font-size: 28px;
		letter-spacing: 2px;
	}

	.au-section-title {
		margin-bottom: 40px;
	}
}