/* 调音网首页 · 深色炫酷版 V2 */
:root {
	--bg: #05060b;
	--bg2: #080a11;
	--panel: #10131c;
	--panel2: #171a26;
	--line: rgba(255, 255, 255, .1);
	--line2: rgba(255, 255, 255, .16);
	--txt: #f3f5fb;
	--muted: #a9b1c6;
	--dim: #858da3;
	--gold: #ffc24b;
	--gold2: #ff9f1c;
	--rose: #ff3d7f;
	--violet: #8b5cf6;
	--cyan: #22d3ee;
	--radius: 16px;
	--wrap: 1200px;
	--ease: cubic-bezier(.22, .61, .36, 1);
	/* 提高特异性压过客服组件注入的 html,body{background:transparent} */
	background: var(--bg);
}

* {
	box-sizing: border-box;
}

html {
	background: var(--bg);
	scroll-behavior: smooth;
	-webkit-text-size-adjust: 100%;
	overflow-y: scroll;
}

/* 圆角渐变滚动条（Chrome / Edge / Safari） */
::-webkit-scrollbar {
	width: 10px;
	height: 10px;
}

::-webkit-scrollbar-track {
	background: transparent;
}

::-webkit-scrollbar-thumb {
	border-radius: 999px;
	/* 默认：与悬停同一套渐变，只把透明度压到一半，弱一档 */
	background-image: linear-gradient(180deg, rgba(255, 215, 110, .5), rgba(255, 194, 75, .5) 42%, rgba(255, 61, 127, .5));
}

::-webkit-scrollbar-thumb:hover {
	background-image: linear-gradient(180deg, #ffd76e, var(--gold) 42%, var(--rose));
}

::-webkit-scrollbar-corner {
	background: transparent;
}

/* Firefox：用标准属性，避免影响 Chrome 的 ::-webkit-scrollbar 样式 */
@supports not selector(::-webkit-scrollbar) {
	html {
		scrollbar-width: thin;
		scrollbar-color: rgba(255, 194, 75, .5) transparent;
	}
}

/* 打开支付弹窗时：滚动条由 html 常驻（overflow-y: scroll），
   Bootstrap 叠加的 padding-right 补偿会让页面左右位移，这里清零 */
body.modal-open {
	padding-right: 0 !important;
}

html body {
	margin: 0;
	background:
		radial-gradient(1100px 520px at 50% -6%, rgba(255, 159, 28, .08), transparent 66%),
		var(--bg) !important;
	color: var(--txt);
	font: 15px/1.75 "Microsoft YaHei", "Microsoft YaHei UI", "PingFang SC", sans-serif;
	overflow-x: hidden;
}

section[id],
[id="adv"] {
	scroll-margin-top: 84px;
}

h1,
h2,
h3,
h4,
p,
dl,
dd,
ol,
ul {
	margin: 0;
	padding: 0;
}

ul,
ol {
	list-style: none;
}

a {
	color: inherit;
	text-decoration: none;
}

img {
	display: block;
	max-width: 100%;
	border: 0;
}

button {
	font-family: inherit;
	cursor: pointer;
}

::selection {
	background: rgba(255, 194, 75, .26);
}

.wrap {
	width: 100%;
	max-width: var(--wrap);
	margin: 0 auto;
	padding: 0 24px;
}

/* 全局氛围光 */
.page-glow {
	position: fixed;
	inset: 0;
	z-index: 0;
	pointer-events: none;
	overflow: hidden;
}

.page-glow i {
	position: absolute;
	display: block;
	border-radius: 50%;
	filter: blur(100px);
	opacity: .38;
}

.page-glow .g1 {
	width: 560px;
	height: 560px;
	top: -200px;
	left: -140px;
	background: rgba(255, 159, 28, .3);
}

.page-glow .g2 {
	width: 500px;
	height: 500px;
	top: 36%;
	right: -200px;
	background: rgba(139, 92, 246, .26);
}

.page-glow .g3 {
	width: 460px;
	height: 460px;
	bottom: 4%;
	left: 36%;
	background: rgba(255, 61, 127, .16);
}

/* 顶部导航 */
.site-header {
	position: sticky;
	top: 0;
	z-index: 900;
	background:
		radial-gradient(620px 120px at 26% 0%, rgba(255, 194, 75, .06), transparent 72%),
		radial-gradient(520px 120px at 82% 0%, rgba(255, 61, 127, .05), transparent 72%),
		linear-gradient(180deg, rgba(6, 1, 24, .88), rgba(5, 6, 11, .76));
	border-bottom: 1px solid rgba(255, 194, 75, .16);
	backdrop-filter: blur(20px) saturate(1.3);
	-webkit-backdrop-filter: blur(20px) saturate(1.3);
	box-shadow: 0 6px 26px -14px rgba(0, 0, 0, .95);
	overflow: hidden;
}

.site-header::before {
	content: "";
	position: absolute;
	left: -20%;
	top: -160%;
	z-index: 0;
	width: 140%;
	height: 360%;
	background: conic-gradient(from 200deg at 50% 50%,
			transparent 0 38%,
			rgba(255, 194, 75, .18) 50%,
			rgba(255, 61, 127, .2) 60%,
			rgba(139, 92, 246, .18) 70%,
			transparent 82%);
	filter: blur(24px);
	animation: spin 26s linear infinite;
	pointer-events: none;
}

.site-header::after {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	bottom: -1px;
	height: 1px;
	background: linear-gradient(90deg, transparent, rgba(255, 194, 75, .1) 18%, rgba(255, 194, 75, .95) 42%, rgba(255, 61, 127, .85) 62%, rgba(139, 92, 246, .55) 80%, transparent);
	box-shadow: 0 0 14px rgba(255, 159, 28, .55);
	animation: lineGlow 5s ease-in-out infinite;
	pointer-events: none;
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
	.site-header {
		background: rgba(6, 7, 13, .94);
	}
}

.site-header__inner {
	position: relative;
	z-index: 1;
	display: flex;
	align-items: center;
	height: 72px;
	gap: 26px;
}

.brand {
	display: flex;
	align-items: center;
	gap: 12px;
	flex-shrink: 0;
}

.brand img {
	width: 150px;
	height: auto;
	filter: drop-shadow(0 0 12px rgba(255, 159, 28, .3));
	transition: filter .3s;
}

.brand:hover img {
	filter: drop-shadow(0 0 20px rgba(255, 194, 75, .6));
}

.nav {
	display: flex;
	align-items: center;
	gap: 6px;
	margin-left: auto;
}

.nav a {
	position: relative;
	padding: 8px 14px;
	border-radius: 9px;
	font-size: 14px;
	color: #ccd3e3;
	isolation: isolate;
	transition: color .22s, text-shadow .22s;
}

.nav a::before {
	content: "";
	position: absolute;
	inset: 0;
	z-index: -1;
	border-radius: inherit;
	background: radial-gradient(120% 150% at 50% 120%, rgba(255, 194, 75, .28), rgba(255, 61, 127, .12) 55%, transparent 72%);
	opacity: 0;
	transform: scale(.86);
	transition: opacity .26s, transform .26s var(--ease);
}

.nav a::after {
	content: "";
	position: absolute;
	left: 50%;
	right: 50%;
	bottom: 3px;
	height: 2px;
	border-radius: 2px;
	background: linear-gradient(90deg, var(--gold), var(--rose));
	box-shadow: 0 0 10px rgba(255, 61, 127, .7);
	transition: left .26s var(--ease), right .26s var(--ease);
}

.nav a:hover {
	color: #fff;
	text-shadow: 0 0 12px rgba(255, 194, 75, .6);
}

.nav a:hover::before {
	opacity: 1;
	transform: scale(1);
}

.nav a:hover::after {
	left: 14px;
	right: 14px;
}

/* 导航右侧：三词站点优势，斜体渐变 + 扫光取代原来的按钮 */
.header-marks {
	display: flex;
	align-items: center;
	gap: 8px;
	flex-shrink: 0;
	font-size: 19px;
	font-weight: 700;
	letter-spacing: .2px;
	line-height: 1;
}

.header-marks span {
	background-image: linear-gradient(100deg, #ffd76e 0%, var(--gold) 22%, #fffaf0 34%, var(--gold) 46%, var(--rose) 68%, #ffd76e 100%);
	background-size: 260% 100%;
	background-position: 120% 50%;
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
	font-style: italic;
	filter: drop-shadow(0 0 9px rgba(255, 194, 75, .26));
	animation: markSheen 4.6s linear infinite;
}

/* 三个词错开时间扫，读起来像依次亮起 */
.header-marks span:nth-of-type(2) {
	animation-delay: .3s;
}

.header-marks span:nth-of-type(3) {
	animation-delay: .6s;
}

@keyframes markSheen {
	0% {
		background-position: 120% 50%;
	}

	100% {
		background-position: -30% 50%;
	}
}

.header-marks i {
	font-style: normal;
	font-size: 22px;
	line-height: 1;
	font-weight: 700;
	color: rgba(255, 214, 140, .62);
}

/* 移动端菜单按钮（PC 隐藏，≤860 出现） */
.nav-toggle {
	display: none;
	align-items: center;
	justify-content: center;
	flex-direction: column;
	gap: 4px;
	width: 38px;
	height: 34px;
	margin-left: 2px;
	padding: 0;
	flex-shrink: 0;
	border: 1px solid rgba(255, 194, 75, .3);
	border-radius: 9px;
	background: rgba(255, 194, 75, .07);
}

.nav-toggle i {
	display: block;
	width: 16px;
	height: 1.5px;
	border-radius: 2px;
	background: #ffd76e;
	transition: transform .24s var(--ease), opacity .24s;
}

.nav-toggle.is-on i:nth-child(1) {
	transform: translateY(5.5px) rotate(45deg);
}

.nav-toggle.is-on i:nth-child(2) {
	opacity: 0;
}

.nav-toggle.is-on i:nth-child(3) {
	transform: translateY(-5.5px) rotate(-45deg);
}

/* 移动端下拉菜单：吸在标题栏下方 */
.nav-panel {
	position: fixed;
	top: 78px;
	right: 14px;
	z-index: 880;
	display: none;
	min-width: 168px;
	padding: 8px;
	border: 1px solid rgba(255, 194, 75, .24);
	border-radius: 12px;
	background: rgba(8, 10, 18, .97);
	backdrop-filter: blur(16px);
	-webkit-backdrop-filter: blur(16px);
	box-shadow: 0 22px 44px -22px rgba(0, 0, 0, .95);
	animation: navPanelIn .18s var(--ease);
}

.nav-panel[hidden] {
	display: none;
}

.nav-panel a {
	display: block;
	padding: 11px 12px;
	border-radius: 8px;
	font-size: 14px;
	color: #ccd3e3;
}

.nav-panel a:hover {
	background: rgba(255, 194, 75, .1);
	color: var(--gold);
}

@keyframes navPanelIn {
	from {
		opacity: 0;
		transform: translateY(-6px);
	}

	to {
		opacity: 1;
		transform: none;
	}
}

/* 按钮 */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	height: 40px;
	padding: 0 20px;
	border: 0;
	border-radius: 10px;
	font-size: 14px;
	font-weight: 600;
	white-space: nowrap;
	transition: transform .2s var(--ease), box-shadow .2s, background .2s, color .2s, border-color .2s;
}

.btn--primary {
	position: relative;
	overflow: hidden;
	background: linear-gradient(135deg, #ffd76e, var(--gold) 46%, var(--gold2));
	color: #1b1305;
	box-shadow: 0 12px 28px -16px rgba(255, 159, 28, .95);
}

.btn--primary:hover {
	transform: translateY(-2px);
	box-shadow: 0 18px 36px -16px rgba(255, 159, 28, 1);
}

.btn--line {
	border: 1px solid rgba(255, 255, 255, .22);
	background: rgba(255, 255, 255, .04);
	color: #e8ecf7;
}

.btn--line:hover {
	border-color: rgba(255, 194, 75, .55);
	color: var(--gold);
	background: rgba(255, 194, 75, .07);
}

.btn--lg {
	height: 48px;
	padding: 0 28px;
	border-radius: 12px;
	font-size: 15px;
}

/* 首屏 */
.hero {
	position: relative;
	overflow: hidden;
	padding: 74px 0 96px;
	background:
		radial-gradient(860px 400px at 78% 6%, rgba(255, 159, 28, .18), transparent 70%),
		radial-gradient(780px 440px at 6% 32%, rgba(139, 92, 246, .16), transparent 72%),
		linear-gradient(180deg, #080a12 0%, #05060b 84%);
}

.hero::after {
	content: "";
	position: absolute;
	left: 50%;
	top: -46%;
	z-index: 0;
	width: 1500px;
	height: 1500px;
	margin-left: -750px;
	border-radius: 50%;
	background: conic-gradient(from 0deg, transparent 0 74%, rgba(255, 194, 75, .2) 86%, rgba(255, 61, 127, .16) 93%, transparent 100%);
	filter: blur(20px);
	opacity: .55;
	animation: spin 30s linear infinite;
	pointer-events: none;
}

/* 首屏背景视频：静音循环，压暗后垫在内容下方 */
.hero__bg {
	position: absolute;
	inset: 0;
	z-index: 0;
	overflow: hidden;
	pointer-events: none;
	/* iOS Safari 兜底：强制独立合成层，防止 video 逃逸 overflow 裁剪 */
	transform: translateZ(0);
	-webkit-mask-image: -webkit-radial-gradient(white, black);
}

/* 首屏背景视频：静音循环，压暗后垫在内容下方
   元素本身比容器高 30% 并整体上移，把人物头部推出画面；
   top 越负 = 画面越往上，想再往上就继续加大 top/height 的同一数值。
   注意：不要给 video 加 filter，iOS Safari 会让它脱离层级盖到内容上 */
.hero__bg video {
	position: absolute;
	z-index: 0;
	top: -30%;
	left: 0;
	width: 100%;
	height: 130%;
	object-fit: cover;
}

/* 压暗层：整体蒙一层暗色降低视频存在感，标题区域再额外压暗保证可读 */
.hero__bg::after {
	content: "";
	position: absolute;
	inset: 0;
	background:
		linear-gradient(0deg, rgba(5, 6, 11, .62), rgba(5, 6, 11, .62)),
		radial-gradient(62% 54% at 50% 38%, rgba(5, 6, 11, .72), rgba(5, 6, 11, .34) 72%, transparent 100%),
		linear-gradient(180deg, rgba(5, 6, 11, .34) 0%, rgba(5, 6, 11, .14) 42%, rgba(5, 6, 11, .8) 84%, #05060b 100%);
}

.hero__grid {
	position: absolute;
	inset: 0;
	z-index: 1;
	background-image:
		linear-gradient(rgba(255, 255, 255, .018) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255, 255, 255, .018) 1px, transparent 1px);
	background-size: 68px 68px;
	mask-image: radial-gradient(circle at 50% 26%, #000 0%, transparent 72%);
	-webkit-mask-image: radial-gradient(circle at 50% 26%, #000 0%, transparent 72%);
	pointer-events: none;
}

.hero__inner {
	position: relative;
	z-index: 3;
	display: flex;
	flex-direction: column;
	align-items: center;
}

.hero__scan {
	position: absolute;
	inset: 0;
	z-index: 1;
	background: repeating-linear-gradient(to bottom, transparent 0 3px, rgba(5, 6, 11, .18) 3px 4px);
	opacity: .18;
	pointer-events: none;
}

.hero__copy {
	max-width: 1040px;
	text-align: center;
}

.eyebrow {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	font-size: 12px;
	letter-spacing: .16em;
	color: var(--gold);
}

.eyebrow span {
	width: 28px;
	height: 1px;
	background: linear-gradient(90deg, transparent, var(--gold));
}

.eyebrow span:last-child {
	background: linear-gradient(90deg, var(--gold), transparent);
}

.hero h1 {
	margin: 18px 0 18px;
	font-size: clamp(38px, 4.6vw, 56px);
	font-weight: 800;
	line-height: 1.24;
	letter-spacing: 0;
	color: #fff;
}

.hero h1 em {
	display: inline-block;
	margin-top: 12px;
	font-style: normal;
	background: linear-gradient(100deg, #ffd76e 6%, var(--gold) 34%, var(--rose) 94%);
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

/* 首屏「15」：四棱立方体旋转 + 渐变流光；「年」保持白色静止 */
.h1-spin {
	display: inline-block;
	perspective: 900px;
	vertical-align: baseline;
	filter: drop-shadow(0 6px 18px rgba(255, 61, 127, .34)) drop-shadow(0 0 22px rgba(255, 159, 28, .26));
}

.h1-cube {
	position: relative;
	display: inline-block;
	width: 1.26em;
	height: 1em;
	transform-style: preserve-3d;
	animation: cubeSpin 7s cubic-bezier(.6, .02, .3, 1) infinite;
	will-change: transform;
}

/* 四个面贴同样的数字，转到哪个面看到的都一样，才像真正的立方体 */
.h1-cube i {
	position: absolute;
	left: 0;
	top: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	width: 100%;
	height: 1em;
	margin-top: -.5em;
	font-style: normal;
	line-height: 1;
	background: linear-gradient(100deg, #fff2c8 0%, #ffc24b 22%, #ff3d7f 52%, #8b5cf6 78%, #fff2c8 100%);
	background-size: 240% 100%;
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
	backface-visibility: hidden;
	animation: yearShine 4.6s linear infinite;
}

.h1-cube i:nth-child(1) {
	transform: rotateY(0deg) translateZ(.63em);
}

.h1-cube i:nth-child(2) {
	transform: rotateY(90deg) translateZ(.63em);
}

.h1-cube i:nth-child(3) {
	transform: rotateY(180deg) translateZ(.63em);
}

.h1-cube i:nth-child(4) {
	transform: rotateY(270deg) translateZ(.63em);
}

@keyframes cubeSpin {

	0%,
	14% {
		transform: rotateX(-7deg) rotateY(0deg);
	}

	50%,
	64% {
		transform: rotateX(-7deg) rotateY(180deg);
	}

	92%,
	100% {
		transform: rotateX(-7deg) rotateY(360deg);
	}
}

@keyframes yearShine {
	0% {
		background-position: 0% 50%;
	}

	100% {
		background-position: 240% 50%;
	}
}

/* 副标题分 PC / 手机两版文案，默认只显示 PC 那版 */
.mb-only {
	display: none;
}

.hero__desc {
	max-width: 1040px;
	margin: 0 auto;
	font-size: 16px;
	line-height: 1.85;
	color: #bcc3d6;
}

/* 描述行里的品牌名链到对方站点：颜色跟随正文，悬停才点亮 */
.hero__desc a {
	color: #dfe4f2;
	border-bottom: 1px solid rgba(255, 194, 75, .32);
	transition: color .2s, border-color .2s;
}

.hero__desc a:hover {
	color: var(--gold);
	border-bottom-color: var(--gold);
}

.hero__cta {
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	gap: 14px;
	margin-top: 32px;
}

.hero__stats {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 18px;
	width: 100%;
	max-width: 880px;
	margin-top: 44px;
	padding-top: 24px;
	border-top: 1px solid rgba(255, 255, 255, .12);
}

.hero__stats dt {
	display: flex;
	align-items: baseline;
	justify-content: center;
	gap: 3px;
	line-height: 1;
}

.hero__stats dt strong {
	font-size: 34px;
	font-weight: 800;
	background: linear-gradient(180deg, #fff 24%, var(--gold) 100%);
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

.hero__stats dt i {
	font-style: normal;
	font-size: 12px;
	font-weight: 400;
	color: var(--gold);
}

.hero__stats dd {
	margin-top: 9px;
	font-size: 13px;
	text-align: center;
	color: var(--muted);
}

/* 首屏试听卡 */
.hero__visual {
	position: relative;
	display: flex;
	flex-direction: column;
	width: 100%;
	max-width: 880px;
	margin-top: 52px;
	scroll-margin-top: 96px;
}

.hero__visual::before {
	content: "";
	position: absolute;
	inset: -26px -22px;
	z-index: -1;
	border-radius: 28px;
	background: radial-gradient(closest-side, rgba(255, 159, 28, .2), transparent 74%);
	filter: blur(14px);
	pointer-events: none;
}

.hero-video {
	position: relative;
	overflow: hidden;
	aspect-ratio: 16 / 10;
	border-radius: 8px;
	background-color: #0a0b10;
	background-size: cover;
	background-position: center;
	box-shadow:
		0 0 0 4px rgba(10, 11, 17, .92),
		0 0 0 5px rgba(255, 194, 75, .2),
		0 0 60px -24px rgba(255, 159, 28, .38),
		0 40px 80px -46px rgba(0, 0, 0, .95);
}

/* 渐变描边框 */
.hero-video__frame {
	position: absolute;
	inset: 0;
	z-index: 4;
	padding: 2px;
	border-radius: inherit;
	background: linear-gradient(135deg,
			rgba(255, 214, 140, .92),
			rgba(255, 194, 75, .55) 18%,
			rgba(255, 61, 127, .42) 48%,
			rgba(139, 92, 246, .5) 72%,
			rgba(255, 194, 75, .34));
	-webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
	-webkit-mask-composite: xor;
	mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
	mask-composite: exclude;
	pointer-events: none;
}

/* 三边框线（左上角留给胶囊标签）：静态，向外渐隐 */
.hero-video::after {
	content: "";
	position: absolute;
	inset: 13px;
	z-index: 4;
	pointer-events: none;
	background-image:
		linear-gradient(270deg, rgba(255, 159, 28, .9), transparent),
		linear-gradient(180deg, rgba(255, 159, 28, .9), transparent),
		linear-gradient(270deg, rgba(255, 61, 127, .85), transparent),
		linear-gradient(0deg, rgba(255, 61, 127, .85), transparent),
		linear-gradient(90deg, rgba(139, 92, 246, .8), transparent),
		linear-gradient(0deg, rgba(139, 92, 246, .8), transparent);
	background-repeat: no-repeat;
	background-size:
		46px 2px, 2px 46px,
		46px 2px, 2px 46px,
		46px 2px, 2px 46px;
	background-position:
		right top, right top,
		right bottom, right bottom,
		left bottom, left bottom;
	opacity: .92;
}

.hero-video::before {
	content: "";
	position: absolute;
	inset: 0;
	z-index: 1;
	background:
		linear-gradient(to top, rgba(4, 5, 10, .92), rgba(4, 5, 10, .1) 52%, rgba(4, 5, 10, .38)),
		radial-gradient(520px 260px at 50% 48%, rgba(255, 159, 28, .18), transparent 72%);
	transition: opacity .3s;
	pointer-events: none;
}

.hero-video.is-playing::before,
.hero-video.is-playing .hero-video__badge,
.hero-video.is-playing .hero-video__meta {
	display: none;
}

.hero-video video {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	background: #000;
	object-fit: cover;
}

.hero-video.is-playing video {
	object-fit: contain;
}

/* 透明点击层：整块视频响应播放 / 暂停，播放后让出底部原生控制条 */
.hero-video__hit {
	position: absolute;
	inset: 0;
	z-index: 5;
	cursor: pointer;
}

.hero-video.is-playing .hero-video__hit {
	bottom: 44px;
}

.hero-video__badge {
	position: absolute;
	top: 14px;
	left: 14px;
	z-index: 3;
	display: inline-flex;
	align-items: center;
	gap: 7px;
	padding: 5px 11px;
	border: 1px solid rgba(255, 194, 75, .34);
	border-radius: 999px;
	background: rgba(6, 7, 12, .7);
	font-size: 12px;
	color: #ffe4b0;
	backdrop-filter: blur(8px);
	pointer-events: none;
}

.hero-video__badge i {
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: #3ddc84;
	box-shadow: 0 0 0 4px rgba(61, 220, 132, .16);
	animation: blip 2.4s ease-in-out infinite;
}

.hero-video {
	cursor: pointer;
}

.hero-video.is-playing {
	cursor: default;
}

.hero-video__meta {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 20px;
	text-align: center;
}

.hero-video__meta strong {
	display: block;
	font-size: 16px;
	font-weight: 700;
	letter-spacing: .02em;
	color: #fff;
	text-shadow: 0 2px 12px rgba(0, 0, 0, .8);
}

.hero-video__meta small {
	display: block;
	margin-top: 6px;
	font-size: 12px;
	color: rgba(255, 255, 255, .72);
}

/* 首屏底部声波 */
.wave-line {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	z-index: 2;
	display: flex;
	align-items: flex-end;
	gap: 4px;
	height: 62px;
	padding: 0 4px;
	opacity: .3;
	pointer-events: none;
}

.wave-line i {
	flex: 1;
	height: 34%;
	border-radius: 2px;
	background: linear-gradient(to top, rgba(255, 194, 75, 0), rgba(255, 194, 75, .95));
	transform-origin: bottom;
	animation: wave 1.6s ease-in-out infinite alternate;
	animation-delay: calc(var(--i) * -0.06s);
}

.wave-line i:nth-child(3n) {
	height: 56%;
}

.wave-line i:nth-child(4n) {
	height: 78%;
}

.wave-line i:nth-child(7n) {
	height: 46%;
}

.wave-line i:nth-child(11n) {
	height: 92%;
}

/* 品牌跑马灯（仅文字，无背景） */
.marquee {
	position: relative;
	z-index: 1;
	overflow: hidden;
	-webkit-mask-image: linear-gradient(90deg, transparent 0, #000 9%, #000 91%, transparent 100%);
	mask-image: linear-gradient(90deg, transparent 0, #000 9%, #000 91%, transparent 100%);
}

.marquee__track {
	display: flex;
	align-items: center;
	gap: 46px;
	width: max-content;
	padding: 5px 0;
	animation: mq 38s linear infinite;
	will-change: transform;
}

.marquee:hover .marquee__track {
	animation-play-state: paused;
}

.marquee__track span {
	font-size: 13px;
	font-weight: 700;
	letter-spacing: .16em;
	white-space: nowrap;
	background: linear-gradient(100deg, #ffffff 0%, #ffe4b0 18%, var(--gold) 34%, #ffffff 50%, #ff8fb6 68%, var(--gold2) 86%, #ffffff 100%);
	background-size: 220% 100%;
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
	filter: drop-shadow(0 0 10px rgba(255, 159, 28, .28));
	animation: mqShine 7s linear infinite;
}

.marquee__track span:nth-child(4n + 1) {
	animation-duration: 5.4s;
	filter: drop-shadow(0 0 12px rgba(255, 61, 127, .32));
}

.marquee__track span:nth-child(4n + 3) {
	animation-duration: 8.6s;
	filter: drop-shadow(0 0 12px rgba(139, 92, 246, .34));
}

.marquee__track i {
	width: 6px;
	height: 6px;
	background: linear-gradient(135deg, var(--gold), var(--rose));
	box-shadow: 0 0 10px rgba(255, 61, 127, .55);
	transform: rotate(45deg);
	animation: mqDot 3.4s ease-in-out infinite;
}

.marquee__track i:nth-of-type(2n) {
	animation-delay: -1.7s;
	background: linear-gradient(135deg, var(--violet), var(--gold));
	box-shadow: 0 0 10px rgba(139, 92, 246, .55);
}

@keyframes mq {
	to {
		transform: translateX(-50%);
	}
}

@keyframes mqShine {
	to {
		background-position: -220% 0;
	}
}

@keyframes mqDot {

	0%,
	100% {
		transform: rotate(45deg) scale(1);
		opacity: .7;
	}

	50% {
		transform: rotate(225deg) scale(1.18);
		opacity: 1;
	}
}

/* 版块 */
.section {
	position: relative;
	padding: 66px 0;
	background: #07080e;
}

/* 商品区背后的彩光，让玻璃卡片透出层次 */
#waizhi {
	background:
		radial-gradient(640px 320px at 6% 0%, rgba(255, 159, 28, .18), transparent 68%),
		radial-gradient(580px 320px at 94% 34%, rgba(139, 92, 246, .17), transparent 70%),
		#07080e;
}

.section::before {
	content: "";
	position: absolute;
	top: 0;
	left: 14%;
	right: 14%;
	height: 1px;
	background: linear-gradient(90deg, transparent, rgba(255, 194, 75, .28), transparent);
	pointer-events: none;
	animation: lineGlow 6s ease-in-out infinite;
}

.section--alt {
	background: linear-gradient(180deg, #0a0c14 0%, #07080e 100%);
}

.section--adv {
	background:
		radial-gradient(700px 320px at 82% 0%, rgba(139, 92, 246, .2), transparent 70%),
		radial-gradient(560px 300px at 8% 70%, rgba(255, 159, 28, .14), transparent 70%),
		radial-gradient(480px 260px at 55% 100%, rgba(255, 61, 127, .12), transparent 72%),
		linear-gradient(180deg, #0a0b13, #07080e);
}

.sec-head {
	max-width: 720px;
	margin-bottom: 34px;
}

.sec-head--row {
	display: flex;
	align-items: flex-end;
	justify-content: space-between;
	gap: 24px;
	max-width: none;
}

.sec-head h2 {
	margin: 12px 0 0;
	font-size: clamp(27px, 3vw, 38px);
	font-weight: 700;
	line-height: 1.3;
	letter-spacing: -.01em;
	color: #fff;
}

.sec-head h2 em {
	font-style: normal;
	background: linear-gradient(100deg, #ffd76e, var(--gold) 52%, var(--rose));
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

.sec-head__desc {
	margin-top: 14px;
	max-width: 640px;
	font-size: 14px;
	line-height: 1.8;
	color: #b9c1d4;
}

.sec-head__note {
	flex-shrink: 0;
	max-width: 340px;
	padding-bottom: 6px;
	font-size: 13px;
	line-height: 1.7;
	text-align: right;
	color: var(--dim);
}

/* 版块标题右侧数据装饰 */
.sec-stats {
	display: flex;
	align-items: center;
	gap: 30px;
	flex-shrink: 0;
	padding-bottom: 4px;
}

.sec-stat {
	position: relative;
	min-width: 92px;
}

.sec-stat+.sec-stat::before {
	content: "";
	position: absolute;
	left: -16px;
	top: 50%;
	width: 1px;
	height: 32px;
	margin-top: -16px;
	background: linear-gradient(180deg, transparent, rgba(255, 255, 255, .18), transparent);
}

.sec-stat strong {
	display: block;
	font-size: 30px;
	font-weight: 700;
	line-height: 1.1;
	background: linear-gradient(120deg, #ffd76e 4%, var(--gold) 44%, var(--rose) 96%);
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

.sec-stat strong em {
	margin-left: 2px;
	font-style: normal;
	font-size: 14px;
	font-weight: 500;
}

.sec-stat span {
	display: block;
	margin-top: 6px;
	font-size: 13px;
	letter-spacing: .04em;
	color: #9aa2b8;
}

/* 版块标题右侧单标签装饰 */
.sec-tag {
	display: inline-flex;
	align-items: center;
	gap: 9px;
	flex-shrink: 0;
	margin-bottom: 6px;
	padding: 10px 20px;
	border: 1px solid rgba(255, 194, 75, .28);
	border-radius: 999px;
	background: linear-gradient(120deg, rgba(255, 194, 75, .12), rgba(255, 61, 127, .08));
	font-size: 14px;
	font-weight: 600;
	letter-spacing: .04em;
	white-space: nowrap;
	color: #ffd76e;
	box-shadow: 0 16px 32px -24px rgba(255, 159, 28, .9);
}

.sec-tag i {
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: linear-gradient(135deg, #ffd76e, var(--rose));
	box-shadow: 0 0 10px rgba(255, 61, 127, .8);
}

/* 价格说明 */
.price-note {
	display: flex;
	align-items: flex-start;
	gap: 14px;
	margin: -10px 0 26px;
	padding: 12px 18px;
	border: 1px solid rgba(255, 255, 255, .08);
	border-left: 2px solid rgba(255, 194, 75, .5);
	border-radius: 10px;
	background: linear-gradient(90deg, rgba(255, 194, 75, .06), rgba(255, 255, 255, .02) 42%, rgba(255, 255, 255, .01));
	font-size: 14px;
	line-height: 1.8;
	color: #d5dbe9;
}

.price-note strong {
	color: #ffd76e;
	font-weight: 500;
}

.price-note__tag {
	flex-shrink: 0;
	padding-right: 14px;
	border-right: 1px solid rgba(255, 194, 75, .22);
	color: var(--gold);
	font-size: 13px;
	font-weight: 600;
	letter-spacing: .08em;
	line-height: 1.8;
	white-space: nowrap;
}

/* 优势 */
.adv-wrap {
	display: grid;
	grid-template-columns: 242px minmax(0, 1fr);
	gap: 40px;
	align-items: start;
}

.adv-wrap .sec-head {
	margin-bottom: 0;
}

/* 「我们的承诺」标题：只在 768 以下（右侧形象图隐藏后）出现 */
.adv-title {
	display: none;
	margin: 0 0 20px;
	font-size: 26px;
	font-weight: 700;
	line-height: 1.35;
	color: #fff;
}

/* 调音师形象图 */
.adv-portrait {
	position: relative;
	width: 242px;
	height: 430px;
	margin: 0;
	overflow: hidden;
	border: 1px solid rgba(255, 194, 75, .22);
	border-radius: 16px;
	background: #0a0b12;
	box-shadow:
		0 24px 50px -32px rgba(0, 0, 0, .92),
		0 0 44px -22px rgba(255, 159, 28, .55);
}

.adv-portrait img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	object-position: 50% 0%;
	transform: scale(1.04);
	transform-origin: 50% 0%;
}

.adv-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 18px;
}

.adv {
	position: relative;
	overflow: hidden;
	padding: 26px 24px 26px;
	border: 1px solid rgba(255, 255, 255, .16);
	border-radius: 18px;
	background: linear-gradient(158deg, rgba(255, 255, 255, .11), rgba(255, 255, 255, .028) 42%, rgba(255, 255, 255, .055));
	backdrop-filter: blur(18px) saturate(1.3);
	-webkit-backdrop-filter: blur(18px) saturate(1.3);
	box-shadow:
		inset 0 1px 0 rgba(255, 255, 255, .2),
		0 22px 46px -32px rgba(0, 0, 0, .92);
	transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}

.adv::before {
	content: "";
	position: absolute;
	top: -60%;
	bottom: -60%;
	left: -80%;
	z-index: 4;
	width: 55%;
	background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .2), transparent);
	transform: skewX(-18deg);
	transition: left .8s var(--ease);
	pointer-events: none;
}

.adv::after {
	content: "";
	position: absolute;
	right: -46px;
	top: -46px;
	width: 130px;
	height: 130px;
	border-radius: 50%;
	background: radial-gradient(circle, rgba(255, 194, 75, .22), transparent 68%);
	opacity: 0;
	transition: opacity .3s;
	pointer-events: none;
}

.adv:hover {
	transform: translateY(-6px);
	border-color: rgba(255, 194, 75, .5);
	box-shadow:
		inset 0 1px 0 rgba(255, 255, 255, .26),
		0 32px 58px -32px rgba(0, 0, 0, .95),
		0 0 42px -16px rgba(255, 159, 28, .5);
}

.adv:hover::before {
	left: 132%;
}

.adv:hover::after {
	opacity: 1;
}

.adv__icon {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 46px;
	height: 46px;
	margin-bottom: 18px;
	border: 1px solid rgba(255, 194, 75, .38);
	border-radius: 12px;
	background: linear-gradient(150deg, rgba(255, 194, 75, .18), rgba(255, 194, 75, .05));
	color: var(--gold);
	box-shadow: inset 0 1px 0 rgba(255, 255, 255, .16), 0 8px 18px -10px rgba(255, 159, 28, .5);
}

.adv__icon svg {
	width: 22px;
	height: 22px;
}

.adv h3 {
	font-size: 16px;
	font-weight: 700;
	color: #f2f4fa;
}

.adv p {
	margin-top: 10px;
	font-size: 14px;
	line-height: 1.8;
	color: var(--muted);
}

/* 商品卡片 */
.p-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 20px;
}

.p-card {
	position: relative;
	display: flex;
	flex-direction: column;
	overflow: hidden;
	border: 1px solid rgba(255, 255, 255, .16);
	border-radius: 18px;
	background: linear-gradient(158deg, rgba(255, 255, 255, .11), rgba(255, 255, 255, .028) 42%, rgba(255, 255, 255, .055));
	backdrop-filter: blur(18px) saturate(1.3);
	-webkit-backdrop-filter: blur(18px) saturate(1.3);
	box-shadow:
		inset 0 1px 0 rgba(255, 255, 255, .2),
		inset 0 -1px 0 rgba(255, 255, 255, .04),
		0 22px 46px -32px rgba(0, 0, 0, .92);
	transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}

.p-card::before {
	content: "";
	position: absolute;
	top: -60%;
	bottom: -60%;
	left: -80%;
	z-index: 4;
	width: 55%;
	background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .22), transparent);
	transform: skewX(-18deg);
	transition: left .8s var(--ease);
	pointer-events: none;
}

.p-card:hover {
	transform: translateY(-6px);
	border-color: rgba(255, 194, 75, .55);
	box-shadow:
		inset 0 1px 0 rgba(255, 255, 255, .26),
		0 36px 62px -32px rgba(0, 0, 0, .96),
		0 0 44px -14px rgba(255, 159, 28, .55);
}

.p-card:hover::before {
	left: 132%;
}

.p-card__media {
	position: relative;
	aspect-ratio: 4 / 3;
	overflow: hidden;
	background: #06070c;
}

.p-card__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	filter: saturate(.96) brightness(.94);
	transition: transform .55s var(--ease), filter .3s;
}

.p-card:hover .p-card__media img {
	transform: scale(1.06);
	filter: saturate(1.06) brightness(1.05);
}

.p-card__media::after {
	content: "";
	position: absolute;
	inset: 0;
	background: linear-gradient(to top, rgba(6, 7, 12, .82), transparent 46%);
}

.p-card__brand {
	position: absolute;
	top: 12px;
	left: 12px;
	z-index: 3;
	padding: 4px 10px;
	border: 1px solid rgba(255, 255, 255, .3);
	border-radius: 999px;
	background: rgba(8, 9, 14, .5);
	font-size: 12px;
	font-weight: 500;
	letter-spacing: .04em;
	color: #fff;
	text-shadow: 0 1px 6px rgba(0, 0, 0, .65);
	backdrop-filter: blur(10px);
	-webkit-backdrop-filter: blur(10px);
}

.p-card__body {
	display: flex;
	flex: 1;
	flex-direction: column;
	padding: 15px 16px 17px;
}

.p-card__name {
	display: -webkit-box;
	min-height: 52px;
	font-size: 15px;
	font-weight: 500;
	line-height: 1.7;
	color: #f0f3fa;
	overflow: hidden;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
}

.p-card__foot {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 10px;
	margin-top: auto;
	padding-top: 14px;
	border-top: 1px solid rgba(255, 255, 255, .12);
}

.price {
	display: flex;
	align-items: baseline;
	gap: 2px;
	color: var(--gold);
}

.price em {
	font-style: normal;
	font-size: 14px;
}

.price strong {
	font-size: 26px;
	font-weight: 700;
	line-height: 1;
}

.price del {
	margin-left: 6px;
	font-size: 13px;
	color: #7b8296;
}

.btn--buy {
	height: 38px;
	padding: 0 18px;
	border: 0;
	border-radius: 10px;
	background: linear-gradient(135deg, #ffe08f, var(--gold) 46%, var(--gold2));
	color: #1b1305;
	font-size: 14px;
	font-weight: 600;
	box-shadow: 0 10px 22px -14px rgba(255, 159, 28, .95);
	transition: transform .2s var(--ease), box-shadow .2s;
}

.btn--buy:hover {
	transform: translateY(-1px);
	box-shadow: 0 16px 30px -14px rgba(255, 159, 28, 1);
}

/* 机架 */
.rack-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 20px;
}

.rack {
	display: flex;
	overflow: hidden;
	border: 1px solid rgba(255, 255, 255, .1);
	border-radius: var(--radius);
	background: linear-gradient(150deg, rgba(255, 255, 255, .055), rgba(255, 255, 255, .012));
	transition: transform .25s var(--ease), border-color .25s, box-shadow .25s;
}

.rack:hover {
	transform: translateY(-4px);
	border-color: rgba(255, 194, 75, .42);
	box-shadow: 0 30px 56px -34px rgba(0, 0, 0, .98), 0 0 44px -22px rgba(255, 159, 28, .45);
}

.rack__media {
	width: 46%;
	flex-shrink: 0;
	overflow: hidden;
}

.rack__media img {
	width: 100%;
	height: 100%;
	min-height: 210px;
	object-fit: cover;
	filter: brightness(.9);
	transition: filter .3s, transform .5s var(--ease);
}

.rack:hover .rack__media img {
	filter: brightness(1);
	transform: scale(1.03);
}

.rack__body {
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	padding: 26px;
}

.rack__tag {
	padding: 3px 10px;
	border: 1px solid rgba(255, 194, 75, .4);
	border-radius: 999px;
	background: rgba(255, 194, 75, .1);
	font-size: 12px;
	letter-spacing: .06em;
	color: #ffd76e;
}

.rack:nth-child(2) .rack__tag {
	border-color: rgba(255, 61, 127, .42);
	background: rgba(255, 61, 127, .12);
	color: #ff86ad;
}

.rack h3 {
	margin-top: 14px;
	font-size: 20px;
	font-weight: 700;
	color: #f2f4fa;
}

.rack p {
	margin-top: 8px;
	font-size: 14px;
	color: var(--muted);
}

.rack__link {
	margin-top: auto;
	padding-top: 18px;
	font-size: 14px;
	font-weight: 600;
	color: var(--gold);
}

.rack__link i {
	display: inline-block;
	font-style: normal;
	transition: transform .2s;
}

.rack:hover .rack__link i {
	transform: translateX(4px);
}

/* 服务流程 · 一行流程图 */
.steps {
	display: grid;
	grid-template-columns: repeat(5, minmax(0, 1fr));
	margin-top: 18px;
}

.step {
	position: relative;
	padding: 0 10px;
	text-align: center;
}

/* 节点之间的连接线 */
.step:not(:last-child)::after {
	content: "";
	position: absolute;
	top: 31px;
	left: calc(50% + 44px);
	right: calc(-50% + 44px);
	height: 1px;
	background: linear-gradient(90deg, rgba(255, 194, 75, .55), rgba(255, 61, 127, .5));
}

/* 连接线末端的箭头 */
.step:not(:last-child)::before {
	content: "";
	position: absolute;
	top: 27px;
	right: calc(-50% + 37px);
	width: 7px;
	height: 7px;
	border-top: 1px solid rgba(255, 61, 127, .8);
	border-right: 1px solid rgba(255, 61, 127, .8);
	transform: rotate(45deg);
}

.step__no {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 62px;
	height: 62px;
	margin: 0 auto;
	border: 1px solid rgba(255, 194, 75, .38);
	border-radius: 50%;
	background: radial-gradient(circle at 50% 34%, rgba(255, 194, 75, .16), rgba(16, 18, 27, .97) 70%);
	font-size: 15px;
	font-weight: 700;
	letter-spacing: .04em;
	color: #ffd76e;
	box-shadow: 0 0 0 6px rgba(255, 194, 75, .035), 0 14px 28px -18px rgba(255, 159, 28, .65);
	transition: border-color .2s, box-shadow .2s, transform .2s;
}

.step:hover .step__no {
	border-color: rgba(255, 194, 75, .8);
	transform: translateY(-2px);
	box-shadow: 0 0 0 6px rgba(255, 194, 75, .06), 0 20px 34px -18px rgba(255, 159, 28, .85);
}

.step h3 {
	margin-top: 16px;
	font-size: 16px;
	font-weight: 700;
	color: #f2f4fa;
}

.step p {
	margin: 8px auto 0;
	max-width: 208px;
	font-size: 13px;
	line-height: 1.75;
	color: var(--muted);
}

/* 常见问题 */
.faq-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 14px 18px;
}

.faq {
	border: 1px solid rgba(255, 255, 255, .1);
	border-radius: 12px;
	background: rgba(255, 255, 255, .03);
	cursor: pointer;
	transition: border-color .25s, background .25s;
}

.faq:hover {
	border-color: rgba(255, 194, 75, .3);
}

.faq[open] {
	border-color: rgba(255, 194, 75, .4);
	background: rgba(255, 194, 75, .045);
}

.faq summary {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 14px;
	padding: 16px 18px;
	font-size: 15px;
	font-weight: 600;
	color: #e9ecf6;
	list-style: none;
	cursor: pointer;
}

.faq summary::-webkit-details-marker {
	display: none;
}

.faq summary i {
	position: relative;
	width: 14px;
	height: 14px;
	flex-shrink: 0;
}

.faq summary i::before,
.faq summary i::after {
	content: "";
	position: absolute;
	top: 50%;
	left: 0;
	width: 14px;
	height: 1.5px;
	border-radius: 2px;
	background: var(--gold);
	transition: transform .25s;
}

.faq summary i::after {
	transform: rotate(90deg);
}

.faq[open] summary i::after {
	transform: rotate(0deg);
}

.faq__body {
	padding: 0 18px 18px;
	font-size: 14px;
	line-height: 1.85;
	color: var(--muted);
	cursor: auto;
}

/* 购买引导 */
.buy-band {
	position: relative;
	overflow: hidden;
	padding: 52px 0;
	border-top: 1px solid rgba(255, 255, 255, .08);
	border-bottom: 1px solid rgba(255, 255, 255, .08);
	background:
		radial-gradient(700px 260px at 16% 50%, rgba(255, 159, 28, .2), transparent 70%),
		radial-gradient(620px 260px at 88% 44%, rgba(139, 92, 246, .22), transparent 72%),
		linear-gradient(180deg, #0c0e18, #07080e);
}

.buy-band__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 28px;
}

.buy-band h2 {
	font-size: clamp(22px, 2.6vw, 30px);
	font-weight: 800;
	color: #fff;
}

.buy-band h2 em {
	font-style: normal;
	background: linear-gradient(100deg, #ffd76e, var(--gold) 52%, var(--rose));
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

.buy-band p {
	margin-top: 10px;
	font-size: 14px;
	color: var(--muted);
}

.buy-band__actions {
	display: flex;
	flex-shrink: 0;
	gap: 14px;
}

/* 页脚 · 单行居中版权 */
.site-footer {
	position: relative;
	z-index: 1;
	padding: 26px 0;
	border-top: 1px solid rgba(255, 255, 255, .07);
	background: #04050a;
}

.site-footer__copy {
	font-size: 12.5px;
	line-height: 1.8;
	text-align: center;
	color: #8b93a8;
}

/* 页脚整行文字同色，链接不带下划线，悬停才出现 */
.site-footer__copy a {
	color: inherit;
	text-decoration: none;
	text-underline-offset: 3px;
	transition: color .2s;
}

.site-footer__copy a:hover {
	color: var(--gold);
	text-decoration: underline;
}

/* 右下角工具条：一体式玻璃胶囊，上下大圆角，默认低调融入页面 */
.dock {
	position: fixed;
	right: 18px;
	bottom: 88px;
	z-index: 800;
	display: flex;
	flex-direction: column;
	width: 54px;
	padding: 5px;
	overflow: hidden;
	border: 1px solid rgba(255, 255, 255, .14);
	border-radius: 26px;
	background:
		linear-gradient(180deg, rgba(255, 255, 255, .1), rgba(255, 255, 255, .02) 38%, rgba(255, 255, 255, 0) 62%),
		linear-gradient(180deg, rgba(26, 29, 40, .58), rgba(11, 13, 20, .5));
	-webkit-backdrop-filter: blur(22px) saturate(170%);
	backdrop-filter: blur(22px) saturate(170%);
	box-shadow:
		0 26px 48px -34px rgba(0, 0, 0, .95),
		inset 0 1px 0 rgba(255, 255, 255, .26),
		inset 0 -1px 0 rgba(255, 255, 255, .06),
		inset 0 -18px 26px -22px rgba(255, 61, 127, .32);
	transition: background .3s, border-color .3s, box-shadow .3s;
}

/* 玻璃高光：顶部一圈白雾 + 底部一点玫瑰反光 */
.dock::before {
	content: "";
	position: absolute;
	inset: 0;
	border-radius: inherit;
	background:
		radial-gradient(120% 58% at 50% -12%, rgba(255, 255, 255, .16), transparent 62%),
		radial-gradient(120% 46% at 50% 112%, rgba(255, 61, 127, .14), transparent 72%);
	pointer-events: none;
}

.dock:hover {
	border-color: rgba(255, 194, 75, .26);
	background:
		linear-gradient(180deg, rgba(255, 255, 255, .14), rgba(255, 255, 255, .03) 38%, rgba(255, 255, 255, 0) 62%),
		linear-gradient(180deg, rgba(30, 33, 46, .66), rgba(11, 13, 20, .58));
	box-shadow:
		0 26px 48px -32px rgba(0, 0, 0, .98),
		inset 0 1px 0 rgba(255, 255, 255, .3),
		inset 0 -18px 26px -20px rgba(255, 61, 127, .42),
		0 0 32px -18px rgba(255, 159, 28, .45);
}

.dock__stat,
.dock__btn {
	position: relative;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	width: 100%;
	border: 0;
	border-radius: 21px;
	background: transparent;
	color: rgba(255, 226, 178, .7);
	transition: color .25s, background .25s;
}

.dock__stat {
	flex: none;
	padding: 8px 0 7px;
}

.dock__stat svg {
	width: 16px;
	height: 16px;
	margin-bottom: 3px;
	opacity: .78;
	transition: opacity .25s;
}

.dock__stat strong {
	font-size: 13px;
	font-weight: 700;
	line-height: 1.2;
	background: linear-gradient(120deg, #ffe4a0, #ffb02e 52%, #ff7099);
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

.dock__stat span {
	font-size: 10px;
	letter-spacing: .1em;
	color: rgba(255, 232, 200, .48);
}

.dock__stat small {
	margin-top: 1px;
	font-size: 10px;
	color: rgba(255, 232, 200, .38);
}

.dock__btn {
	flex: none;
	height: 40px;
	cursor: pointer;
}

.dock__btn svg {
	width: 18px;
	height: 18px;
	opacity: .82;
	transition: opacity .25s;
}

.dock__stat:hover,
.dock__btn:hover {
	color: #fff;
	background: linear-gradient(120deg, rgba(255, 194, 75, .16), rgba(255, 61, 127, .13));
}

.dock__stat:hover svg,
.dock__btn:hover svg {
	opacity: 1;
}

/* 回到顶部：页面顶部时没有意义，滚动后再展开 */
#toTop {
	height: 0;
	max-height: 0;
	opacity: 0;
	visibility: hidden;
	overflow: hidden;
	transition: height .28s var(--ease), max-height .28s var(--ease), opacity .28s, visibility .28s;
}

#toTop.is-on {
	height: 40px;
	max-height: 40px;
	opacity: 1;
	visibility: visible;
}

/* 入场动效 */
.reveal {
	opacity: 0;
	transform: translateY(22px);
	transition: opacity .7s var(--ease), transform .7s var(--ease);
}

.reveal.in {
	opacity: 1;
	transform: none;
}

.adv-grid .reveal:nth-child(2),
.p-grid .reveal:nth-child(2) {
	transition-delay: .06s;
}

.adv-grid .reveal:nth-child(3),
.p-grid .reveal:nth-child(3) {
	transition-delay: .12s;
}

.adv-grid .reveal:nth-child(4),
.p-grid .reveal:nth-child(4) {
	transition-delay: .18s;
}

/* 光效增强 */
.sec-head h2 em,
.hero h1 em {
	background-size: 200% 100%;
	animation: gradMove 8s ease-in-out infinite;
}

.btn--primary::after {
	content: "";
	position: absolute;
	inset: 0;
	background: linear-gradient(110deg, transparent 36%, rgba(255, 255, 255, .55) 50%, transparent 64%);
	transform: translateX(-130%);
	transition: transform .8s var(--ease);
	pointer-events: none;
}

.btn--primary:hover::after {
	transform: translateX(130%);
}

.buy-band::before {
	content: "";
	position: absolute;
	top: -60%;
	bottom: -60%;
	left: -40%;
	width: 38%;
	background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .07), transparent);
	transform: skewX(-16deg);
	animation: beam 9s linear infinite;
	pointer-events: none;
}

/* 动画 */
@keyframes spin {
	to {
		transform: rotate(360deg);
	}
}

@keyframes blip {

	0%,
	100% {
		opacity: 1;
	}

	50% {
		opacity: .35;
	}
}

@keyframes wave {
	from {
		transform: scaleY(.28);
	}

	to {
		transform: scaleY(1);
	}
}

@keyframes gradMove {

	0%,
	100% {
		background-position: 0% 50%;
	}

	50% {
		background-position: 100% 50%;
	}
}

@keyframes lineGlow {

	0%,
	100% {
		opacity: .45;
	}

	50% {
		opacity: 1;
	}
}

@keyframes beam {
	0% {
		left: -40%;
	}

	100% {
		left: 125%;
	}
}

/* 响应式 */
@media (max-width: 1080px) {
	.nav {
		gap: 18px;
	}

	.adv-wrap {
		grid-template-columns: 1fr;
		gap: 34px;
	}

	.adv-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 860px) {
	.nav {
		display: none;
	}

	.nav-toggle {
		display: flex;
	}

	.nav-panel {
		display: block;
	}

	/* 导航隐藏后：标语占满 logo 与菜单按钮之间的空间并水平居中 */
	.header-marks {
		flex: 1;
		justify-content: center;
		margin: 0;
	}

	.p-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.rack-grid {
		grid-template-columns: 1fr;
	}

	.faq-grid {
		grid-template-columns: 1fr;
	}

	.sec-head--row {
		flex-direction: column;
		align-items: flex-start;
	}

	.sec-head__note {
		margin-top: 12px;
		padding-bottom: 0;
		text-align: left;
	}

	.sec-stats {
		gap: 22px;
		margin-top: 18px;
		padding-bottom: 0;
	}

	.sec-stat {
		min-width: 0;
	}

	.sec-stat+.sec-stat::before {
		left: -11px;
	}

	.sec-stat strong {
		font-size: 25px;
	}

	.sec-tag {
		margin-top: 16px;
		margin-bottom: 0;
	}

	.buy-band__inner {
		flex-direction: column;
		align-items: flex-start;
	}

	.hero::after {
		opacity: .32;
	}
}

/* 768 断点：平板竖屏与手机版式，PC（≥769）不受影响 */
@media (max-width: 768px) {
	/* 首屏描述只留品牌合作，后半句隐藏；按钮改胶囊 */
	.hero__desc-tail {
		display: none;
	}

	/* 副标题换成手机版文案：PC 那句隐藏，只留「量身定制好声音」 */
	.pc-only {
		display: none;
	}

	.mb-only {
		display: inline;
	}

	.hero__cta .btn {
		border-radius: 999px;
	}

	/* 我们的承诺：隐藏右侧形象图，标题单独一行 */
	.adv-wrap .sec-head {
		display: none;
	}

	.adv-title {
		display: block;
		margin-bottom: 0;
	}

	/* 标题与卡片之间收紧，避免大片空白 */
	.adv-wrap {
		gap: 18px;
	}

	/* 4 张承诺卡片的描述统一压到两行 */
	.adv p {
		display: -webkit-box;
		-webkit-box-orient: vertical;
		-webkit-line-clamp: 2;
		overflow: hidden;
	}

	/* 宿主机架：两张卡片的描述压到两行 */
	.rack p {
		display: -webkit-box;
		-webkit-box-orient: vertical;
		-webkit-line-clamp: 2;
		overflow: hidden;
	}

	/* 声卡调试流程：标题下的小字限制一行 */
	#liucheng .sec-head__desc {
		display: -webkit-box;
		-webkit-box-orient: vertical;
		-webkit-line-clamp: 1;
		overflow: hidden;
	}

	/* 购买引导：文字与按钮整体水平居中 */
	.buy-band__inner {
		flex-direction: column;
		align-items: center;
		text-align: center;
	}

	.buy-band__actions {
		justify-content: center;
		flex-wrap: wrap;
	}

	/* 购买引导的两个按钮改成胶囊 */
	.buy-band__actions .btn {
		border-radius: 999px;
	}

	/* 声卡调试服务 / 宿主机架：隐藏说明文字，保留右侧数据 */
	#waizhi .sec-head__desc,
	#jiaruan .sec-head__desc {
		display: none;
	}

	/* 12 张卡片标题统一限制一行 */
	.p-card__name {
		display: block;
		min-height: 0;
		white-space: nowrap;
		overflow: hidden;
		text-overflow: ellipsis;
	}

	/* 机架缩略图完整显示，不再裁切 */
	.rack {
		flex-direction: column;
	}

	.rack__media {
		width: 100%;
	}

	.rack__media img {
		height: auto;
		min-height: 0;
		object-fit: contain;
		background: #0a0b12;
	}

	.rack:hover .rack__media img {
		transform: none;
	}

	/* 调试流程：隐藏「5步定制好声音」，改成 1 + 2 + 2 三行卡片 */
	#liucheng .sec-tag {
		display: none;
	}

	.steps {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 12px;
		margin-top: 16px;
	}

	.step {
		padding: 18px 14px;
		border: 1px solid rgba(255, 255, 255, .12);
		border-radius: 14px;
		background: linear-gradient(158deg, rgba(255, 255, 255, .075), rgba(255, 255, 255, .02));
	}

	.step:first-child {
		grid-column: 1 / -1;
	}

	.step:not(:last-child)::after,
	.step:not(:last-child)::before {
		display: none;
	}

	.step p {
		max-width: none;
	}

	/* 常见问题：小字说明回到标题下方，间距与其他版块一致 */
	#faq .sec-head--row {
		gap: 0;
	}

	#faq .sec-head__note {
		max-width: none;
		margin-top: 14px;
		padding-bottom: 0;
		font-size: 13.5px;
		text-align: left;
	}

	/* 页脚只保留版权与备案号 */
	.footer-extra {
		display: none;
	}
}

/* 768–1100：保持「左图 + 右侧 2×2」原布局，图与卡片同步收小，避免文字被挤到换行 */
@media (min-width: 769px) and (max-width: 1100px) {
	.adv-wrap {
		grid-template-columns: clamp(150px, 20vw, 210px) minmax(0, 1fr);
		gap: 24px;
	}

	.adv-portrait {
		width: 100%;
		height: auto;
		aspect-ratio: 242 / 430;
	}

	.adv-grid {
		gap: 14px;
	}

	.adv {
		padding: 18px 16px 19px;
		border-radius: 15px;
	}

	.adv__icon {
		width: 38px;
		height: 38px;
		margin-bottom: 13px;
		border-radius: 10px;
	}

	.adv__icon svg {
		width: 18px;
		height: 18px;
	}

	.adv h3 {
		font-size: 15px;
	}

	.adv p {
		margin-top: 8px;
		font-size: 13px;
		line-height: 1.75;
	}
}

@media (max-width: 640px) {
	body {
		font-size: 14px;
	}

	.wrap {
		padding: 0 16px;
	}

	.site-header__inner {
		height: 62px;
		gap: 12px;
	}

	.brand img {
		width: 116px;
	}

	.header-marks {
		gap: 7px;
		font-size: 14px;
		letter-spacing: .5px;
	}

	.header-marks i {
		font-size: 16px;
	}

	.nav-panel {
		top: 70px;
		right: 10px;
	}

	.hero {
		padding: 46px 0 76px;
	}

	.hero h1 {
		margin: 14px 0 16px;
	}

	.hero__stats {
		grid-template-columns: repeat(3, minmax(0, 1fr));
		gap: 12px;
	}

	.hero__stats dt strong {
		font-size: 26px;
	}

	.hero__stats dd {
		font-size: 12px;
	}

	.hero__cta .btn {
		flex: 1 1 100%;
	}

	.hero-video__meta {
		bottom: 16px;
	}

	.hero-video__meta strong {
		font-size: 14px;
	}

	.section {
		padding: 50px 0;
	}

	.adv-grid {
		grid-template-columns: 1fr;
	}

	.p-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 12px;
	}

	.p-card__name {
		font-size: 14px;
		min-height: 0;
	}

	.p-card__body {
		padding: 12px;
	}

	.price strong {
		font-size: 21px;
	}

	.btn--buy {
		height: 34px;
		padding: 0 10px;
		font-size: 13px;
	}

	.rack__body {
		padding: 20px;
	}

	.buy-band__actions .btn {
		flex: 1 1 100%;
	}

	.dock {
		right: 10px;
		bottom: 76px;
		width: 46px;
		padding: 4px;
		border-radius: 23px;
	}

	.dock__stat,
	.dock__btn {
		border-radius: 19px;
	}
}

@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}

	*,
	*::before,
	*::after {
		animation-duration: .001ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: .001ms !important;
	}

	.reveal {
		opacity: 1;
		transform: none;
	}
}


/* 支付弹窗 · 白色主题（金色 / 玫瑰红点缀，与首页呼应） */

/* Bootstrap 3 模态框基础样式（本站未引入 bootstrap.css） */
.modal {
	position: fixed;
	top: 0;
	right: 0;
	bottom: 0;
	left: 0;
	z-index: 1050;
	display: none;
	overflow-y: auto;
	overflow-x: hidden;
	outline: 0;
	-webkit-overflow-scrolling: touch;
	/* Bootstrap 打开时会按滚动条宽度给 .modal 补 padding，导致弹窗左右跳动，统一清零 */
	padding: 0 !important;
}

.modal-backdrop {
	position: fixed;
	top: 0;
	right: 0;
	bottom: 0;
	left: 0;
	z-index: 1040;
	background: #05060b;
	opacity: 0;
	transition: opacity .22s ease;
}

.modal-backdrop.in {
	opacity: .62;
}

.modal-dialog {
	position: relative;
	width: 400px;
	max-width: calc(100% - 32px);
	margin: 72px auto 40px;
	transition: opacity .22s ease, transform .22s ease;
}

.modal.fade .modal-dialog {
	opacity: 0;
	transform: translateY(-16px);
}

.modal.in .modal-dialog {
	opacity: 1;
	transform: none;
}

.modal-content {
	position: relative;
	overflow: hidden;
	border: 0;
	border-radius: 18px;
	background: #fff;
	box-shadow: 0 36px 80px -32px rgba(6, 8, 18, .62), 0 4px 18px rgba(6, 8, 18, .06);
	color: #1b2133;
	font-family: "Microsoft YaHei", "Microsoft YaHei UI", "PingFang SC", sans-serif;
}

/* 顶部一条金色到玫瑰红的细色带，呼应页面主题 */
.modal-content::before {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	top: 0;
	height: 3px;
	background: linear-gradient(90deg, #ffd76e, #ffc24b 42%, #ff3d7f);
}

.modal-header {
	position: relative;
	padding: 22px 56px 4px 24px;
	border-bottom: 0;
	text-align: left;
}

.modal-title {
	font-size: 18px;
	font-weight: 700;
	line-height: 1.35;
	color: #151a28;
}

.modal-sub {
	margin-top: 5px;
	font-size: 12.5px;
	line-height: 1.5;
	color: #8b93a7;
}

.modal-header .close {
	position: absolute;
	top: 14px;
	right: 14px;
	width: 30px;
	height: 30px;
	padding: 0;
	border: 0;
	border-radius: 0;
	background: transparent;
	color: #9aa2b6;
	font-size: 16px;
	line-height: 1;
	cursor: pointer;
	opacity: 1;
	transition: color .2s;
}

.modal-header .close span {
	display: block;
	font-size: 20px;
	line-height: 30px;
}

.modal-header .close:hover,
.modal-header .close:focus {
	background: transparent;
	color: #ff3d7f;
	opacity: 1;
	outline: 0;
}

/* 支付方式切换（配色与图标取自用户中心购买弹窗） */
.pay-ways {
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	gap: 8px;
	padding: 14px 24px 0;
}

.pay-ways .pay-way {
	display: flex;
	align-items: center;
	margin: 0;
	padding: 6px 14px;
	border: 1px solid #e7eaf1;
	border-radius: 999px;
	background: #f7f8fb;
	font-size: 13px;
	line-height: 20px;
	color: #6c7488;
	cursor: pointer;
	transition: color .18s, border-color .18s, background .18s;
}

.pay-ways .pay-way svg {
	width: 16px;
	height: 16px;
	margin-right: 6px;
	opacity: .75;
	transition: opacity .18s;
}

.pay-ways .pay-way--wx:hover,
.pay-ways .pay-way--wx.active {
	color: #07C160;
	border-color: rgba(7, 193, 96, .55);
	background: #eefbf4;
}

.pay-ways .pay-way--ali:hover,
.pay-ways .pay-way--ali.active {
	color: #1677FF;
	border-color: rgba(22, 119, 255, .55);
	background: #eef5ff;
}

.pay-ways .pay-way--dy:hover,
.pay-ways .pay-way--dy.active {
	color: #FE2C55;
	border-color: rgba(254, 44, 85, .5);
	background: #fff0f4;
}

.pay-ways .pay-way:hover svg,
.pay-ways .pay-way.active svg {
	opacity: 1;
}

.pay-ways .pay-way.active {
	font-weight: 600;
}

/* 主体：金额 → 二维码 → 扫码提示 */
.app-pay__main {
	padding: 16px 24px 20px;
	text-align: center;
}

.app-pay__amount {
	font-size: 12.5px;
	line-height: 1.5;
	color: #929aae;
	letter-spacing: .02em;
}

.app-pay__amount b {
	display: block;
	margin-top: 3px;
	font-size: 34px;
	font-weight: 800;
	line-height: 1.12;
	letter-spacing: -.01em;
	background: linear-gradient(120deg, #ff9f1c, #ff3d7f 84%);
	-webkit-background-clip: text;
	background-clip: text;
	-webkit-text-fill-color: transparent;
	color: #ff3d7f;
}

.app-pay__amount b em {
	font-style: normal;
	font-size: 17px;
	font-weight: 700;
	margin-right: 2px;
}

.app-pay__qrcode {
	position: relative;
	width: 196px;
	height: 196px;
	margin: 14px auto 0;
	padding: 10px;
	border: 1px solid #edf0f6;
	border-radius: 8px;
	background: #fff;
	box-shadow: 0 0 0 5px #fafbfd, 0 16px 36px -22px rgba(255, 159, 28, .55);
	box-sizing: content-box;
}

.app-pay__qrcode img {
	display: none;
	width: 196px;
	height: 196px;
	border-radius: 8px;
	background: #fff;
}

/* 二维码生成中 */
.pay-loading {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	position: absolute;
	left: 0;
	top: 0;
	width: 196px;
	height: 196px;
	padding: 10px;
	box-sizing: content-box;
	text-align: center;
	font-size: 12px;
	line-height: 1.6;
	color: #98a0b4;
	background: #fff;
	border-radius: 8px;
}

.pay-loading i {
	display: block;
	width: 26px;
	height: 26px;
	margin: 0 auto 12px;
	border: 2px solid #ffc24b;
	border-top-color: transparent;
	border-radius: 50%;
	animation: payspin .8s linear infinite;
}

@keyframes payspin {
	to {
		transform: rotate(360deg);
	}
}

.app-pay__scan {
	margin-top: 14px;
	font-size: 12px;
	line-height: 1.6;
	color: #98a0b4;
}

/* 支付成功：覆盖在二维码框内，图标 / 支付成功 / 按钮垂直居中，弹窗高度保持不变 */
.pay-success {
	display: none;
	position: absolute;
	left: 0;
	right: 0;
	top: 0;
	bottom: 0;
	border-radius: 8px;
	background: #fff;
	text-align: center;
}

.pay-success.is-on {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
}

.pay-success__icon {
	width: 44px;
	height: 44px;
	margin: 0 0 10px;
	border-radius: 50%;
	background: linear-gradient(135deg, #3ddc84, #12b76a);
	color: #fff;
	font-size: 22px;
	line-height: 44px;
	text-align: center;
	box-shadow: 0 12px 22px -12px rgba(18, 183, 106, .85);
}

.pay-success__title {
	font-size: 17px;
	font-weight: 700;
	line-height: 1.4;
	color: #121826;
}

/* 联系客服胶囊按钮 */
.pay-success__btn {
	margin-top: 14px;
	height: 34px;
	padding: 0 26px;
	border: 0;
	border-radius: 999px;
	background: linear-gradient(135deg, #ffd76e, #ffc24b 46%, #ff9f1c);
	color: #3d2a05;
	font-size: 13px;
	font-weight: 700;
	letter-spacing: .02em;
	cursor: pointer;
	box-shadow: 0 10px 20px -12px rgba(255, 159, 28, .9);
	transition: transform .18s, box-shadow .18s;
}

.pay-success__btn:hover {
	transform: translateY(-1px);
	box-shadow: 0 14px 24px -12px rgba(255, 159, 28, 1);
}

/* 底部订单信息（浅灰色块，稳住整个弹窗的底部重心） */
.app-pay__meta {
	margin-top: 18px;
	padding: 10px 12px;
	border-radius: 12px;
	background: #f6f7fb;
	text-align: left;
	font-size: 12px;
	line-height: 1.9;
	color: #8b93a7;
}

.app-pay__meta>div {
	display: flex;
	gap: 10px;
}

.app-pay__meta dt {
	flex: 0 0 56px;
	color: #a2a9bb;
}

.app-pay__meta dd {
	flex: 1;
	min-width: 0;
	color: #4b5468;
	word-break: break-all;
}

@media (max-width: 640px) {
	.modal-dialog {
		width: auto;
		max-width: none;
		margin: 44px 16px 24px;
	}

	.modal-header {
		padding: 20px 50px 4px 18px;
	}

	.pay-ways {
		padding: 12px 16px 0;
	}

	.pay-ways .pay-way {
		padding: 5px 12px;
		font-size: 12.5px;
	}

	.app-pay__main {
		padding: 14px 18px 18px;
	}

	.app-pay__amount b {
		font-size: 30px;
	}

	.app-pay__qrcode,
	.app-pay__qrcode img,
	.pay-loading {
		width: 168px;
		height: 168px;
	}

	.pay-loading i {
		margin-top: 46px;
	}
}