:root {
			--primary: #44c767;
			--bg: #f7f8fa;
			--text-main: #1a1a1a;
			--text-sub: #666;
			--gray: #9ea3ab;
			font-size: 16px;
		}

		body {
			margin: 0;
			background-color: var(--bg);
			font-family: -apple-system, "PingFang SC", sans-serif;
			color: var(--text-main);
			line-height: 1.6;
		}

		.container {
			max-width: 31.25rem;
			/* 500px */
			margin: 0 auto;
			background: #fff;
			min-height: 100vh;
			padding-bottom: 2rem;
		}

		/* 统一的顶部导航 */
		.nav-header {
			padding: 1rem 0.9375rem;
			display: flex;
			align-items: center;
			border-bottom: 1px solid #f0f0f0;
			position: sticky;
			top: 0;
			background: #fff;
			z-index: 100;
		}

		.back-btn {
			font-size: 1.25rem;
			color: var(--text-main);
			text-decoration: none;
			margin-right: 1rem;
		}

		.nav-title {
			font-size: 1.125rem;
			font-weight: bold;
		}

		/* 内容区域 */
		.content {
			padding: 1.25rem 0.9375rem;
		}

		.section-title {
			font-size: 1.125rem;
			font-weight: bold;
			color: var(--text-main);
			margin: 1.5rem 0 0.75rem;
			padding-left: 0.625rem;
			border-left: 0.25rem solid var(--primary);
		}

		p {
			font-size: 0.875rem;
			color: var(--text-sub);
			margin-bottom: 1rem;
		}

		.last-update {
			font-size: 0.75rem;
			color: var(--gray);
			margin-bottom: 2rem;
		}