* {
	margin: 0;
	padding: 0;
}

body {
	position: relative;
}

.box {
	padding: 1rem;
	display: flex;
	flex-direction: column;
	gap: 1rem;
}

.article {
	padding: 0.5rem;
}

.card {
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.card-title {
	font-size: 1.5rem;
	font-weight: 300;
}



.new-mobile-navbar {
	position: fixed;
	top: auto;

	bottom: 0px;
	background-color: var(--bs-body-bg);
	padding: 1rem 0;
	display: flex;
	gap: 5px;
	align-items: center;
	justify-content: space-around;
	border-top: 1px solid rgba(0, 0, 0, 0.05);
	box-shadow: 0 -3px 3px rgba(0, 0, 0, 0.02);
	display: none;
	animation: Into 1s ease;
	transition: all 0.5s;
	z-index: 999;
}

.nav-item {
	display: flex;
	flex-direction: column;
	align-items: center;
	position: relative;
}

.menu {
	display: none;
	position: absolute;
	bottom: 100%;
	/* 从底部向上弹出 */
	left: 50%;
	transform: translateX(-50%);
	background-color: var(--bs-body-bg);
	border-radius: 10px 10px 0 0;
	box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
	padding: 1rem;
	flex-direction: column;
	gap: 10px;
	width: max-content;
	margin-bottom: 15px;
	opacity: 0;
	visibility: hidden;
	transition: all 0.3s ease;
}

.menu.active {
	display: flex;
	gap: 1rem;
	opacity: 1;
	visibility: visible;
	animation: slideUp 0.3s ease forwards;
}

#article {
	position: relative;
	cursor: pointer;
}

/* 遮罩层 */
.overlay {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: rgba(0, 0, 0, 0.5);
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.3s;
	backdrop-filter: blur(10px);
	z-index: 1;
}

.overlay.show {
	opacity: 1;
	visibility: visible;
}

.navbar-head {
	padding: 1.5rem 1rem;
	display: flex;
	align-items: center;
	border-bottom: 1px solid #3333;
	position: sticky;
	top: 0;
	z-index: 1;
	backdrop-filter: blur(10px);
}

.back-to-top {
	position: fixed;
	bottom: 80px;
	right: 20px;
	width: 30px;
	height: 30px;
	border-radius: 10%;
	background-color: rgba(13, 110, 253, 0.9);
	color: white;
	border: none;
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
	opacity: 0;
	visibility: hidden;
	transition: all 0.3s ease;
	z-index: 1000;
}

.back-to-top.show {
	opacity: 1;
	visibility: visible;
}

.back-to-top:hover {
	background-color: rgba(13, 110, 253, 1);
	transform: translateY(-3px);
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.back-to-top:active {
	transform: translateY(0);
}

@font-face {
	font-family: "阿里妈妈方圆体 VF Regular";
	src: url("../fonts/alimamafangyuantivf-thin.woff2") format("woff2"),
		url("../fonts/alimamafangyuantivf-thin.woff") format("woff");
	font-display: swap;
}
/* 媒体查询 - 仅在屏幕宽度小于996px时显示导航栏*/
@media (max-width: 996px) {

	:root,
	[data-bs-theme=dark] {
		--bs-font-sans-serif: "阿里妈妈方圆体 VF Regular", -apple-system, SF UI Text, Arial, sans-serif;
		--bg-auto-rgb: 10, 12, 25;
		--link-color-rgba: 222, 226, 230, 0.8;
		--link-color-second-rgba: 222, 226, 230, .65;
		--primary-color-rgba: 13, 110, 253;
		--primary-bg-rgba: 13, 110, 253, .2;

	}

	:root,
	[data-bs-theme=light] {
		--bg-auto-rgb: 242, 241, 246;
		--bs-font-sans-serif: "阿里妈妈方圆体 VF Regular", -apple-system, SF UI Text, Arial, sans-serif;
		--link-color-rgba: 0, 0, 0, 1;
		--link-color-second-rgba: 0, 0, 0, .65;
		--primary-color-rgba: 13, 110, 253;
		--primary-bg-rgba: 13, 110, 253, .2;
	}

	.new-mobile-navbar {
		display: flex;

	}

	body {
		padding-bottom: 80px;
	}
}


@media (max-width: 576px) {
	.new-mobile-navbar {
		width: 100%;

	}


}



/* 进入动画 */
@keyframes Into {
	0% {
		opacity: 0;
		transform: translateY(100%) translateX(0);
	}

	100% {
		opacity: 1;
		transform: translateY(0%) translateX(0);
	}
}

/* 菜单向上滑动动画 */
@keyframes slideUp {
	0% {
		transform: translateX(-50%) translateY(20px);
		opacity: 0;
	}

	100% {
		transform: translateX(-50%) translateY(0);
		opacity: 1;
	}
}