/* ===== 页面专属：使用说明 ===== */
.page-disclaimer {
	--chapter-gap: 3rem;
	--chapter-offset: 80px;
	--number-size: 4rem;
	--number-gap: 1.5rem;
	--border-gold: 1px solid var(--color-gold-dark);
	--detail-bg: var(--color-surface);
	--detail-radius: 8px;

	position: relative;
	max-width: 800px;
	margin: 0 auto;
	padding: 2rem 1.5rem 3rem;
	background-color: var(--color-bg);
	color: var(--color-text);
	font-family: var(--font-body);
	line-height: 1.6;
}

/* 面包屑导航 */
.page-disclaimer .breadcrumb {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	font-size: 0.875rem;
	color: var(--color-text-muted);
	margin-bottom: 1.5rem;
}
.page-disclaimer .breadcrumb a {
	color: var(--color-gold-light);
	text-decoration: none;
	transition: color var(--transition-speed);
}
.page-disclaimer .breadcrumb a:hover,
.page-disclaimer .breadcrumb a:focus {
	color: var(--color-gold);
	outline: 2px solid var(--color-gold);
	outline-offset: 2px;
}
.page-disclaimer .breadcrumb-sep {
	color: var(--color-border);
}
.page-disclaimer .breadcrumb [aria-current="page"] {
	font-weight: 600;
	color: var(--color-text);
}

/* 顶部法律象征图 */
.page-disclaimer .hero-image {
	display: flex;
	justify-content: center;
	margin-bottom: 1.5rem;
}
.page-disclaimer .hero-image img {
	max-width: 100%;
	height: auto;
	object-fit: contain;
	border-radius: 4px;
	box-shadow: 0 2px 12px rgba(212,160,23,0.15);
}

/* 页面主标题 */
.page-disclaimer .page-title {
	font-family: var(--font-heading);
	font-size: 2.5rem;
	font-weight: 700;
	color: var(--color-gold-light);
	text-align: center;
	margin: 0 0 2.5rem;
	letter-spacing: 0.05em;
	text-shadow: 1px 1px 4px rgba(0,0,0,0.4);
}

/* 章节容器 */
.page-disclaimer .disclaimer-chapters {
	display: flex;
	flex-direction: column;
	gap: var(--chapter-gap);
}

/* 每个章节 */
.page-disclaimer .chapter {
	position: relative;
	padding-left: var(--chapter-offset);
}
/* 章节编号：大号金色斜线装饰 */
.page-disclaimer .section-number {
	position: absolute;
	left: 0;
	top: -0.2em;
	font-size: var(--number-size);
	font-weight: 700;
	color: transparent;
	background: var(--gradient-gold);
	-webkit-background-clip: text;
	background-clip: text;
	line-height: 1;
	opacity: 0.7;
	pointer-events: none;
	/* 斜线装饰 */
	&::after {
		content: '';
		position: absolute;
		left: 0;
		bottom: 0.3em;
		width: 100%;
		height: 2px;
		background: var(--gradient-gold);
		transform: rotate(-2deg);
		opacity: 0.5;
	}
}

/* 章节标题 */
.page-disclaimer .chapter-heading {
	font-family: var(--font-heading);
	font-size: 1.5rem;
	font-weight: 600;
	color: var(--color-text);
	margin: 0 0 0.75rem;
	position: relative;
	display: inline-block;
	/* 金色装饰角标 */
	&::before {
		content: '◆';
		color: var(--color-gold);
		font-size: 0.75rem;
		margin-right: 0.5rem;
		vertical-align: middle;
	}
}

/* 章节正文 */
.page-disclaimer .chapter-content {
	color: var(--color-text-muted);
	font-size: 0.95rem;
}
.page-disclaimer .chapter-content p {
	margin: 0 0 1em;
}
.page-disclaimer .chapter-content a {
	color: var(--color-gold-light);
	text-decoration: underline;
	text-underline-offset: 2px;
	transition: color var(--transition-speed);
}
.page-disclaimer .chapter-content a:hover,
.page-disclaimer .chapter-content a:focus {
	color: var(--color-gold);
}

/* 条款变更折叠样式 */
.page-disclaimer .chapter-details {
	background-color: var(--detail-bg);
	border: var(--border-gold);
	border-radius: var(--detail-radius);
	padding: 0.75rem 1rem;
	transition: border-color var(--transition-speed);
}
.page-disclaimer .chapter-details[open] {
	border-color: var(--color-gold-light);
	background-color: var(--color-surface-light);
}
.page-disclaimer .chapter-summary {
	display: flex;
	justify-content: space-between;
	align-items: center;
	cursor: pointer;
	font-weight: 600;
	color: var(--color-gold-light);
	padding: 0.25rem 0;
	list-style: none; /* 移除默认三角 */
}
.page-disclaimer .chapter-summary::-webkit-details-marker {
	display: none; /* 兼容 WebKit */
}
.page-disclaimer .chapter-summary:hover,
.page-disclaimer .chapter-summary:focus-visible {
	color: var(--color-gold);
	outline: 2px solid var(--color-gold);
	outline-offset: 2px;
}
.page-disclaimer .details-icon {
	font-size: 1.5rem;
	line-height: 1;
	transition: transform var(--transition-speed);
}
.page-disclaimer .chapter-details[open] .details-icon {
	transform: rotate(45deg);
}
.page-disclaimer .chapter-details .chapter-content {
	margin-top: 1rem;
	padding-top: 0.75rem;
	border-top: 1px dashed var(--color-border);
}

/* 返回链接 */
.page-disclaimer .back-link {
	margin-top: 3rem;
	text-align: center;
	font-size: 0.9rem;
}
.page-disclaimer .back-link a {
	color: var(--color-gold-light);
	text-decoration: none;
	transition: color var(--transition-speed);
}
.page-disclaimer .back-link a:hover,
.page-disclaimer .back-link a:focus {
	color: var(--color-gold);
	text-decoration: underline;
}

/* ===== 移动端适配 ===== */
@media (max-width: 767px) {
	.page-disclaimer {
		padding: 1.5rem 1rem 2.5rem;
	}
	.page-disclaimer .page-title {
		font-size: 1.75rem;
		margin-bottom: 1.5rem;
	}
	.page-disclaimer .chapter {
		padding-left: 0;
	}
	.page-disclaimer .section-number {
		position: static;
		display: block;
		font-size: 2rem;
		margin-bottom: 0.25rem;
		text-align: left;
		&::after {
			display: none;
		}
	}
	.page-disclaimer .chapter-heading {
		font-size: 1.25rem;
	}
	.page-disclaimer .disclaimer-chapters {
		gap: 2rem;
	}
	.page-disclaimer .chapter-details {
		padding: 0.5rem 0.75rem;
	}
	.page-disclaimer .hero-image img {
		width: 120px;
		height: auto;
	}
}