:root {
	--font-stack: 'Handlee', 'Yomogi', 'Klee One', 'Zen Maru Gothic', "Microsoft JhengHei", sans-serif;
	--font-serif: "Noto Serif TC", serif;
	--brand-brown: #A67C52;
	--brand-dark: #3D3935;
	--bg-paper: #FDFCF8;
}

body {
	font-family: var(--font-stack);
	background-color: #E6E2D3;
	background-image: url('https://www.transparenttextures.com/patterns/natural-paper.png');
	color: var(--brand-dark);
	font-size: 16px;
	line-height: 1.8;
}

.container-about {
	width: 1000px;
	margin: 40px auto;
	background: var(--bg-paper);
	padding: 60px 80px;
	border: 1px solid #C4BCAC;
	box-shadow: 12px 12px 0px rgba(196, 188, 172, 0.15);
	position: relative;
	overflow: visible; 
}

.washi-tape-top {
	position: absolute;
	width: 140px;
	height: 40px;
	background: rgba(182, 194, 170, 0.4);
	top: -12px;
	left: 50px;
	transform: rotate(-3deg);
	z-index: 50;
	border-left: 2px dashed #FFF;
	border-right: 2px dashed #FFF;
}

/* --- Global Header --- */
header {
	border-bottom: 2px solid var(--brand-dark);
	padding-bottom: 30px;
	margin-bottom: 60px;
}

.header-top {
	display: flex;
	justify-content: space-between;
	align-items: flex-end;
}

.logo-main {
	font-size: 42px;
	font-weight: 700;
	letter-spacing: 4px;
	line-height: 1.1;
	color: #2D2A26;
}

.logo-en {
	font-family: 'Handlee', cursive;
	font-size: 18px;
	color: #6B6559;
	letter-spacing: 2px;
	opacity: 0.8;
}

.logo-sub-aside {
	font-family: 'Yomogi', cursive;
	font-size: 16px;
	color: #A69F8E;
	text-align: right;
	line-height: 1.8;
	letter-spacing: 2px;
}

nav {
	margin-top: 30px;
	display: flex;
	justify-content: center;
	gap: 45px;
	position: relative;
	z-index: 100;
}

.nav-item { position: relative; }

.nav-link {
	text-decoration: none;
	color: #888;
	font-size: 17px;
	letter-spacing: 1px;
	padding-bottom: 5px;
	border-bottom: 1px dotted transparent;
	transition: all 0.3s;
	cursor: pointer;
	display: flex;
	align-items: center;
	gap: 4px;
}

.nav-item:hover .nav-link {
	color: var(--brand-dark);
	border-bottom-color: var(--brand-dark);
}

.arrow-down { font-size: 10px; opacity: 0.5; transition: transform 0.3s; }
.nav-item:hover .arrow-down { transform: translateY(2px); }

.dropdown-menu {
	display: none;
	position: absolute;
	top: 100%;
	left: 50%;
	transform: translateX(-50%);
	background: var(--bg-paper);
	border: 1px solid #C4BCAC;
	box-shadow: 4px 4px 0px rgba(196, 188, 172, 0.1);
	min-width: 140px;
	padding: 10px 0;
	z-index: 200;
	margin-top: 5px;
}

.dropdown-menu::before {
	content: '';
	position: absolute;
	top: -15px;
	left: 0;
	width: 100%;
	height: 15px;
	background: transparent;
}

.nav-item:hover .dropdown-menu { display: block; }

.dropdown-menu a {
	display: block;
	padding: 8px 20px;
	color: #6B6559;
	text-decoration: none;
	font-size: 14px;
	text-align: center;
	transition: all 0.2s;
}

.dropdown-menu a:hover { background-color: #F7F5F0; color: var(--brand-brown); }

/* --- Content Layout --- */
.page-intro { text-align: center; margin-bottom: 80px; }
.page-title-box {
	display: inline-block;
	background: var(--brand-dark);
	color: var(--bg-paper);
	padding: 8px 30px;
	transform: rotate(-1deg);
	font-family: 'Zen Maru Gothic', sans-serif;
	font-size: 28px;
	font-weight: 700;
}

/* 統一使用 grid 以確保對齊 */
.grid-section { 
	display: grid; 
	grid-template-columns: 1.1fr 0.9fr; 
	gap: 60px; 
	align-items: center; 
	margin-bottom: 60px; 
}

.origin-text h2, .illus-text h3 { 
	font-family: 'Zen Maru Gothic', sans-serif; 
	font-size: 24px; 
	font-weight: 700; 
	margin-bottom: 25px; 
	border-bottom: 1px solid #EEE; 
	padding-bottom: 10px; 
}

.img-frame { 
	position: relative; 
	background: #FFF; 
	padding: 10px; 
	border: 1px solid #EBE7DE; 
	box-shadow: 0 10px 25px rgba(0,0,0,0.05); 
}
.img-frame img { width: 100%; height: 350px; object-fit: cover; }

/* 雙引擎模型 */
.dual-drive { 
	background: #F7F5F0; 
	margin: 0 -80px 60px; 
	padding: 50px 120px; 
	position: relative; 
}
.drive-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.drive-card h3 { 
	font-family: 'Zen Maru Gothic', sans-serif; 
	font-size: 20px; 
	margin-bottom: 20px; 
	color: var(--brand-brown); 
	display: flex; 
	align-items: center; 
	gap: 10px; 
}
.drive-card h3 span { font-family: 'Handlee', cursive; font-size: 32px; color: #E6E2D3; }
.drive-img-small { 
	width: 100%; 
	height: 180px; 
	background: #FFF; 
	margin-top: 30px; 
	border: 1px solid #EBE7DE; 
	padding: 5px; 
	transform: rotate(-1deg);
}
.drive-img-small img { width: 100%; height: 100%; object-fit: cover; filter: sepia(5%); }

/* 插畫設計區修正 */
.illus-section {
	display: grid;
	grid-template-columns: 1fr 1fr; /* 使用等分或 1.1fr 0.9fr */
	gap: 60px;
	align-items: center;
	margin-bottom: 120px;
}

.visual-quote { 
	font-family: 'Klee One', serif; 
	font-size: 24px; 
	color: var(--brand-brown); 
	line-height: 1.6; 
	margin-top: 30px; 
	padding-left: 20px; 
	border-left: 3px solid #E6E2D3; 
}

/* 組織架構 */
.org-tags-container { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 60px; margin-bottom: 120px; }
.org-tag-box { border: 1px dashed #D1C9BC; padding: 30px; transition: all 0.3s; }
.org-tag-box:hover { border-style: solid; background: #FFF; transform: translateY(-5px); }
.org-label { font-family: 'Handlee', cursive; font-size: 13px; color: var(--brand-brown); text-transform: uppercase; margin-bottom: 10px; display: block; }

/* 信念宣言 */
.belief-banner { 
	background: var(--brand-dark); 
	color: var(--bg-paper); 
	padding: 100px 60px; 
	text-align: center; 
	margin: 0 -80px 80px; 
	position: relative; 
}
.belief-text { font-size: 26px; letter-spacing: 5px; font-weight: 600; line-height: 2.2; }

/* --- Footer --- */
.bottom-action { 
	display: grid; 
	grid-template-columns: 1.6fr 1fr; 
	gap: 50px; 
	background: var(--brand-dark); 
	color: #DDD; 
	padding: 60px 80px; 
	margin: 0 -80px -60px -80px; 
}
.section-title-footer { 
	font-weight: 700; 
	letter-spacing: 2px; 
	font-size: 17px; 
	margin-bottom: 30px; 
	display: block; 
	color: #FFF; 
	border-bottom: 1px solid #555; 
	padding-bottom: 10px; 
}
.stamp-btn { 
	border: 2px solid var(--brand-brown); 
	color: var(--brand-brown); 
	padding: 20px; 
	text-align: center; 
	display: block; 
	text-decoration: none; 
	font-weight: 700; 
	letter-spacing: 4px; 
	background: var(--brand-dark); 
	transition: all 0.3s; 
}
.stamp-btn:hover { background: var(--brand-brown); color: #FFF; }
.note-small { font-family: 'Handlee', cursive; font-size: 14px; color: #A69F8E; margin-top: 10px; }