* {
	padding: 0;
	margin: 0;
}

:root {
	--animate-duration: 1.45s;
}

.v1 {
	width: 100%;
	height: 100vh;
	height: 100svh;

	display: block;
}

img {
	display: block;
	width: 100%;
}

.jtbox {
	display: flex;
	flex-direction: column;
	justify-content: center;
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
	bottom: 70rem;
	align-items: center;
}

.jtbox.unlocked .jkjs,
.jtbox.unlocked .sx {
	opacity: 0;
	transform: translateY(-2.2rem);
	pointer-events: none;
}

.jtbox.unlocked .jkjs {
	display: none;
	animation: none;
}

.jkjs,
.sx {
	transition: opacity 0.75s ease, transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
}

.jkjs {
	width: 17.9rem;
	cursor: pointer;
}

@keyframes breathe {

	0%,
	100% {
		transform: scale(1);
		opacity: 1;
	}

	50% {
		transform: scale(1.08);
		opacity: 0.85;
	}
}

.sx {
	width: 3rem;
	margin: 5rem 0;
}

.jdzt {
	width: 40.6rem;
}

.page1 {
	position: relative;
}

.page2 {
	margin-top: -61rem;
	position: relative;
	width: 100%;
	height: 269.5rem;
	background-image: url('../img/bg_2.png');
	background-size: cover;

}

.tit2 {
	width: 58.3rem;
	padding-top: 80rem;
	margin: 0 auto;

}

.tit2-unlock-anim {
	opacity: 0;
	visibility: hidden;
}

.tit2-unlock-anim.animate__animated {
	opacity: 1;
	visibility: visible;
}

.txt2 {
	width: 55.5rem;
	margin: 13rem auto 0;
}

.v2 {
	width: 97rem;
	margin: 8.5rem auto 0;
	padding-right: 0.5rem;
	position: relative;
}

.play {
	width: 18rem;
	border-radius: 50%;
	position: absolute;
	left: 50%;
	top: 50%;
	transform: translate3d(-50%, calc(-50% + var(--scroll-ease-y, 0px)), 0);
	z-index: 100;
}

.txt2_2 {
	width: 68.8rem;
	margin: 13rem auto 0;
}

.page3 {
	margin-top: -20rem;
	position: relative;
	z-index: 40;

}

.tit3 {
	width: 56.6rem;
	margin: 20rem auto 0;
	position: relative;
	z-index: 100;
}

.leftbox {
	width: 100%;
	overflow: hidden;
	cursor: grab;
	touch-action: pan-y;
	user-select: none;
}

.limg {
	width: 432.7rem;
	height: 162.6rem;
	background-image: url('../img/leftbox2.jpg');
	background-size: cover;
	position: relative;
	transform: translate3d(0, 0, 0);
	will-change: transform;
}

.lsd {
	width: 100.3rem;
	position: absolute;
	top: 89rem;
	left: 156rem;
}

.san {
	width: 554rem;
	position: absolute;
	bottom: 0;
	left: -10rem;
	z-index: 100;
}

.lsd {}

.nub {
	width: 100%;
	margin-top: -30rem;
	position: relative;
	z-index: 50;
	box-sizing: border-box;
	/* border: 1px solid red; */
}

.page4 {
	width: 100%;
	height: 988rem;
	background-image: url('../img/bom_bg.jpg');
	background-size: cover;
	background-position: left top;
	margin-top: -1px;
	overflow: hidden;
	position: relative;
}

.txt5 {
	width: 41rem;
	position: absolute;
	top: 30rem;
	left: 8rem;
}

.redbig {
	width: 97.8rem;
	position: absolute;
	left: 23rem;
	top: 15rem;
	z-index: 106;
}

.redbig img {
	animation: redbigSway 3.8s ease-in-out infinite;
	transform-origin: center center;
	will-change: transform;
	backface-visibility: hidden;
}

@keyframes redbigSway {
	0% {
		transform: translate3d(0, 0, 0);
	}

	28% {
		transform: translate3d(-0.85rem, 0, 0);
	}

	58% {
		transform: translate3d(0.95rem, 0, 0);
	}

	82% {
		transform: translate3d(-0.25rem, 0, 0);
	}

	100% {
		transform: translate3d(0, 0, 0);
	}
}

.v3 {
	width: 77rem;
	position: absolute;
	left: 122rem;
	top: 21rem;
}

.v3 img,
.v4 img {
	filter: drop-shadow(0 0 1rem rgba(255, 255, 255, 0.55)) drop-shadow(0 0 2.4rem rgba(255, 255, 255, 0.28));
}

.txt6 {
	width: 48rem;
	position: absolute;
	left: 121.5rem;
	top: 71rem;
}

.txt7 {
	width: 54.6rem;
	position: absolute;
	top: 45rem;
	left: 363rem;
}

.v4 {
	width: 76.7rem;
	position: absolute;
	top: 64rem;
	left: 341.5rem;
}

/* 视差缓动：子元素 transition 负责平滑过渡 */
.limg>div {
	transition: transform 0.72s cubic-bezier(0.16, 1, 0.3, 1);
	will-change: transform;
	transform-origin: center center;
	backface-visibility: hidden;
}

.leftbox.is-dragging .limg>div,
.leftbox.grabbing .limg>div {
	transition-duration: 0.22s;
}

/* 鼠标拖拽指针样式 */
.leftbox.grabbing {
	cursor: grabbing;
}

.titxtbox {
	width: 97rem;
	display: flex;
	justify-content: space-between;
	align-items: flex-end;
	margin: 0 auto;
	box-sizing: border-box;
	/* border: 1px solid red; */
}

.tit5 {
	width: 76.5rem;

}

.tit6 {
	width: 50.4rem;
}

.tit7 {
	width: 64.7rem;
}

.tit8 {
	width: 65.4rem;
}

.pto {
	padding-top: 36rem;
}

.bom_jt {
	width: 3.4rem;

}

.prr {
	padding-right: 5rem;
}

.prl {
	padding-left: 4rem;
}

.v5 {
	width: 97.1rem;
	margin-top: 7rem;
}

.v6 {
	width: 97.1rem;
	margin-top: 7rem;
	/* float: right; */
}

.v7 {
	width: 97.1rem;
	margin-top: 7rem;
	/* float: right; */
}

.v8 {
	width: 97.1rem;
	margin-top: 7rem;
	/* float: right; */
}

.v5,
.v6,
.v7,
.v8 {
	position: relative;
	--section-glow-x: 1.2rem;
}

.v6,
.v8 {
	--section-glow-x: -1.2rem;
}

.v5>img,
.v6>img,
.v7>img,
.v8>img {
	filter: drop-shadow(var(--section-glow-x) 0 1.5rem rgba(50, 70, 118, 0.95)) drop-shadow(var(--section-glow-x) 0 3.6rem rgba(50, 70, 118, 0.72));
	box-shadow: var(--section-glow-x) 0 4.8rem rgba(50, 70, 118, 0.55);
}

.v5>img,
.v6>img,
.v7>img,
.v8>img,
.whbig img,
.jh2 img,
.jh3 img,
.jjh2 img {
	transform: translate3d(0, var(--scroll-ease-y, 0px), 0);
	will-change: transform;
	backface-visibility: hidden;
}

.pto2 {
	padding-top: 16rem;
}

.pto3 {
	padding-top: 13rem;
}

.txt8 {
	width: 52.7rem;
	margin: 0rem auto 0;
	margin-top: 9rem;
}

.rip {
	width: 100%;
	display: flex;
	flex-direction: row-reverse;
}

.tit9 {
	width: 68.7rem;
	margin: 24rem auto 0;
}

.img1 {
	width: 79.8rem;
	position: absolute;
	left: 5rem;
	top: 515rem;
}

.whbig {
	width: 52.1rem;
	position: absolute;
	left: 54rem;
	top: 490rem;
}

.whbig img {
	will-change: transform;
	backface-visibility: hidden;
}

.bfr {
	width: 41.5rem;
	position: absolute;
	left: 10.5rem;
	top: 562rem;
}

.jh2 {
	width: 36rem;
	position: absolute;
	right: 0;
	top: 613rem;
}

.jh3 {
	width: 46.5rem;
	position: absolute;
	left: 0;
	top: 633rem;
}

.txt9 {
	width: 40.9rem;
	position: absolute;
	left: 53rem;
	top: 678rem;
}

.jjh1 {
	width: 79rem;
	position: absolute;
	left: 14rem;
	top: 724rem;
}

.jjh2 {
	width: 33.9rem;
	position: absolute;
	left: 68rem;
	top: 749rem
}

.yh {
	width: 8.8rem;
	position: absolute;
	left: 85rem;
	top: 794rem;
}

.txt10 {
	width: 31.4rem;
	position: absolute;
	left: 14rem;
	top: 784rem;
}

.txt11 {
	width: 50.1rem;
	position: absolute;
	left: 29rem;
	top: 812rem;
}

.tit10 {
	width: 64.2rem;
	position: absolute;
	left: 22rem;
	top: 858rem;
}

.txt12 {
	width: 56.1rem;
	position: absolute;
	left: 25.5rem;
	top: 886rem;
}

.zhck {
	width: 41.7rem;
	position: absolute;
	left: 20rem;
	bottom: 4rem;
	z-index: 105;
}

.zhck img {
	animation: zhckHint 1.65s ease-in-out infinite alternate;
	backface-visibility: hidden;
	transform: translate3d(0, 0, 0);
	will-change: transform;
}

@keyframes zhckHint {
	0% {
		transform: translate3d(0rem, 0, 0);
	}

	100% {
		transform: translate3d(-1.9rem, 0, 0);
	}
}

/* page1 入场动画：初始隐藏 */
.jkjs,
.sx,
.jdzt {
	opacity: 0;
}

/* jdzt：上滑入场（最先出现） */
.jdzt.page-entrance {
	animation: entranceSlideUp 1.25s cubic-bezier(0.16, 1, 0.3, 1) 0.25s forwards;
}

/* sx：淡入上浮（第二个出现） */
.sx.page-entrance {
	animation: entranceFadeUp 1s cubic-bezier(0.16, 1, 0.3, 1) 0.95s forwards;
}

/* jkjs：弹跳缩放入场（最后出现） */
.jkjs.page-entrance {
	animation: entranceBounceIn 1.2s cubic-bezier(0.2, 1, 0.25, 1) 1.25s forwards;
}

/* 入场完成后状态 */
.jkjs.breathing {
	opacity: 1;
	animation: breathe 2.8s ease-in-out infinite;
}

.sx.entrance-done,
.jdzt.entrance-done {
	opacity: 1;
}

@keyframes entranceSlideUp {
	from {
		opacity: 0;
		transform: translateY(40px) scale(0.92);
	}

	to {
		opacity: 1;
		transform: translateY(0) scale(1);
	}
}

@keyframes entranceFadeUp {
	from {
		opacity: 0;
		transform: translateY(15px);
	}

	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@keyframes entranceBounceIn {
	0% {
		opacity: 0;
		transform: scale(0.2);
	}

	50% {
		opacity: 1;
		transform: scale(1.06);
	}

	70% {
		transform: scale(0.97);
	}

	100% {
		opacity: 1;
		transform: scale(1);
	}
}

/* 锁屏：禁止下滑 */
html.scroll-locked {
	overflow: hidden !important;
	height: 100% !important;
}

body.scroll-locked {
	overflow: hidden !important;
	position: fixed !important;
	width: 100% !important;
	height: 100% !important;
	touch-action: none !important;
}

/* 滚动动画：初始隐藏，IntersectionObserver 进入视口时触发 animate.css */
.wow,
.scroll-anim {
	opacity: 0;
}

.wow.animate__animated,
.scroll-anim.animated,
.scroll-anim.animate__animated {
	opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
	.wow {
		opacity: 1;
		visibility: visible !important;
		animation: none !important;
	}

	.zhck img {
		animation: none !important;
		transform: none !important;
	}

	.redbig img {
		animation: none !important;
		transform: none !important;
	}
}