:root{
	--red:#e50011;
	--red-dark:#c0000e;
	--red-soft:#fff5f5;
	--gray-1:#333333;
	--gray-2:#666666;
	--gray-3:#999999;
	--border:#e8e8e8;
	--bg-soft:#f8f8f8;
}
.appx .nav .nav-ul .nav-li .nav-a{color:#333;}
.appx .nav .nav-ul .nav-li.active .nav-a{color:#e50011;}
.appx .nav .nav-ul .nav-li.active .icon-right:after{border-color:#e50011;}
.appx .icon-sousuo,.appx .login a{color:#333;}
.appx .login a.phone{color:#e50011;}
.appx .phone-gd-right span,.appx .phone-gd-right:before,.appx .phone-gd-right:after{background:#333}
#brand{display:none;}
.appx .nav-link,.appx .plain,.appx .tool-btn{color:#333;}

/* ============ Banner ============ */
.fault-banner{
	background:url(/template/pc/skin/css/../images/fault.jpg) no-repeat;
	background-size:100%;
	padding:120px 0 120px;
	position:relative;
	overflow:hidden;
}
.fault-banner::before{
	content:"";
	position:absolute;
	top:-50%;right:-10%;
	width:500px;height:500px;
	background:radial-gradient(circle,rgba(229,0,17,.18) 0%,transparent 70%);
	border-radius:50%;
}
.fault-banner::after{
	content:"";
	position:absolute;
	bottom:-60%;left:-5%;
	width:400px;height:400px;
	background:radial-gradient(circle,rgba(18,183,245,.1) 0%,transparent 70%);
	border-radius:50%;
}
.banner-inner{position:relative;z-index:1;}
.fault-banner h1{
	font-size:36px;
	color:#333;
	font-weight:700;
	line-height:1.35;
	letter-spacing:-.5px;
	margin-bottom:16px;
}
.fault-banner h1 span{
	background:linear-gradient(90deg,#e50011,#ff4d5e);
	-webkit-background-clip:text;
	-webkit-text-fill-color:transparent;
	background-clip:text;
}
.banner-desc{
	font-size:16px;
	color:rgba(0,0,0,.72);
	line-height:1.9;
	max-width:800px;
	margin-bottom:36px;
}
.banner-actions{
	display:flex;
	gap:16px;
	flex-wrap:wrap;
	align-items:center;
}
.btn-primary{
	display:inline-flex;
	align-items:center;
	gap:8px;
	background:var(--red);
	color:#fff;
	font-size:15px;
	font-weight:600;
	padding:14px 32px;
	border-radius:6px;
	border:none;
	cursor:pointer;
	font-family:inherit;
	transition:all .22s;
}
.btn-primary:hover{
	background:var(--red-dark);
	box-shadow:0 6px 20px rgba(229,0,17,.35);
	transform:translateY(-2px);
}
.btn-primary em{font-size:14px;}
.btn-outline{
	display:inline-flex;
	align-items:center;
	gap:8px;
	background:transparent;
	color:var(--red);
	font-size:15px;
	font-weight:600;
	padding:14px 32px;
	border-radius:6px;
	border:1px solid rgba(229,0,17,.35);
	cursor:pointer;
	font-family:inherit;
	transition:all .22s;
}
.btn-outline:hover{
	background:rgba(229,0,17,.1);
	border-color:rgba(229,0,17,.6);
	transform:translateY(-2px);
}
.btn-outline em{font-size:14px;}

.banner-stats{
	display:flex;
	gap:48px;
	margin-top:40px;
	flex-wrap:wrap;
}
.banner-stat .num{
	font-size:32px;
	font-weight:700;
	color:#333;
	line-height:1.2;
	letter-spacing:-.5px;
}
.banner-stat .num em{
	font-style:normal;
	font-size:16px;
	font-weight:500;
	color:rgba(0,0,0,.5);
	margin-left:4px;
}
.banner-stat .label{
	font-size:13px;
	color:rgba(0,0,0,.5);
	margin-top:4px;
	letter-spacing:.5px;
}

/* ============ 温馨提示条 ============ */
.notice-bar{
	background:#fff5f5;
	border-bottom:1px solid #f5d8db;
	padding:16px 0;
}
.notice-inner{
	display:flex;
	align-items:center;
	gap:12px;
	font-size:14px;
	color:var(--red);
	line-height:1.7;
}
.notice-inner em{
	font-size:16px;
	color:var(--red);
	flex-shrink:0;
}
.notice-inner strong{color:var(--red);}

#brand-title{
	font-size:24px;
	color:#333;
	font-weight:700;
	margin-bottom:8px;
	position:relative;
	z-index:1;
	text-align:center;
}
.brand-small{
	display:block;
	font-size:15.5px;
	font-weight:400;
	color:rgba(0,0,0,.4);
	letter-spacing:2px;
	text-transform:uppercase;
	margin-bottom:40px;
	text-align:center;
}

#fault-list{
	padding:80px 0;
}
#quick{
	padding:80px 0;
	background:var(--bg-soft);
}

/* ============ 故障详情 ============ */
.fault-list{
	display:grid;
	grid-template-columns:repeat(4,1fr);
	gap:16px;
	align-items:stretch;
	margin:0;
	max-width:none;
}

.fault-item{
	background:#fff;
	border:1px solid var(--border);
	overflow:hidden;
	transition:all .28s;
	scroll-margin-top:90px;
	display:flex;
	flex-direction:column;
}
.fault-item:hover{
	border-color:#e0e0e0;
}
.fault-item.highlight{
	border-color:var(--red);
	box-shadow:0 12px 32px rgba(229,0,17,.15);
	animation:faultPulse .9s ease;
}
@keyframes faultPulse{
	0%{box-shadow:0 0 0 0 rgba(229,0,17,.35);}
	70%{box-shadow:0 0 0 10px rgba(229,0,17,0);}
	100%{box-shadow:0 12px 32px rgba(229,0,17,.15);}
}

.fault-head{
	display:flex;
	align-items:center;
	gap:14px;
	padding:20px 22px;
	background:var(--red-soft);
	border-bottom:1px solid var(--border);
	min-height:52px;
}
.fault-icon{
	width:46px;
	height:46px;
	border-radius:12px;
	background:var(--red);
	color:#fff;
	display:flex;
	align-items:center;
	justify-content:center;
	font-size:19px;
	flex-shrink:0;
}
.fault-head-text{flex:1;min-width:0;}
.fault-head-text h3{
	font-size:16px;
	font-weight:700;
	color:var(--gray-1);
	line-height:1.45;
	margin-bottom:4px;
	white-space:nowrap;
	overflow:hidden;
	text-overflow:ellipsis;
}
.fault-head-text p{
	font-size:12.5px;
	color:var(--gray-3);
	line-height:1.6;
	white-space:nowrap;
	overflow:hidden;
	text-overflow:ellipsis;
}

.fault-body-inner{
	padding:20px 22px 22px;
	display:flex;
	flex-direction:column;
	flex:1;
}
.fault-block{margin-bottom:18px;}
.fault-block:last-of-type{margin-bottom:0;}
.fault-block-title{
	display:flex;
	align-items:center;
	gap:8px;
	font-size:13.5px;
	font-weight:700;
	color:var(--gray-1);
	margin-bottom:8px;
}
.fault-block-title em{
	font-size:13px;
	color:var(--red);
}
.fault-block ul{
	list-style:none;
	padding:0;
}
.fault-block ul li{
	position:relative;
	padding-left:16px;
	font-size:13px;
	color:var(--gray-2);
	line-height:1.8;
	margin-bottom:4px;
}
.fault-block ul li:last-child{margin-bottom:0;}
.fault-block ul li::before{
	content:"";
	position:absolute;
	left:3px;
	top:10px;
	width:5px;
	height:5px;
	border-radius:50%;
	background:var(--red);
	opacity:.55;
}
.fault-block ul li strong{color:var(--gray-1);font-weight:700;}

.fault-tip{
	display:flex;
	gap:10px;
	background:var(--red-soft);
	border-left:3px solid var(--red);
	padding:12px 14px;
	font-size:12.5px;
	color:#a3303a;
	line-height:1.8;
	margin-top:auto;
	padding-top:12px;
}
.fault-tip em{
	color:var(--red);
	font-size:14px;
	flex-shrink:0;
	margin-top:3px;
}
.fault-tip a{
	color:var(--red-dark);
	font-weight:700;
	border-bottom:1px dashed rgba(192,0,14,.5);
}
.fault-tip a:hover{border-bottom-color:var(--red-dark);}

/* ============ 自查三步 ============ */
.steps-section,.support{
	background:var(--bg-soft);
	padding:80px 0;
}
.steps-grid{
	display:grid;
	grid-template-columns:repeat(3,1fr);
	gap:24px;
}
.step-card{
	background:#fff;
	border:1px solid var(--border);
	padding:30px 26px;
	position:relative;
	transition:all .28s;
}
.step-card:hover{
	transform:translateY(-4px);
	border-color:#ddd;
}
.step-num{
	display:inline-flex;
	align-items:center;
	justify-content:center;
	width:40px;height:40px;
	border-radius:10px;
	background:var(--red);
	color:#fff;
	font-size:16px;
	font-weight:700;
	margin-bottom:16px;
}
.step-card h4{
	font-size:16px;
	font-weight:700;
	color:var(--gray-1);
	margin-bottom:8px;
}
.step-card p{
	font-size:13.5px;
	color:var(--gray-3);
	line-height:1.8;
}

/* ============ 何时该报修 ============ */
.warn-section{padding:80px 0;}
.warn-box{
	background:linear-gradient(135deg,#0f3460 0%,#1a1a2e 100%);
	padding:44px;
	position:relative;
	overflow:hidden;
}
.warn-box::before{
	content:"";
	position:absolute;
	top:-40%;right:-10%;
	width:420px;height:420px;
	background:radial-gradient(circle,rgba(229,0,17,.2) 0%,transparent 70%);
	border-radius:50%;
}
.warn-inner{
	position:relative;
	z-index:1;
	display:grid;
	grid-template-columns:1fr 1fr;
	gap:40px;
	align-items:center;
}
.warn-left h3{
	font-size:22px;
	color:#fff;
	font-weight:700;
	line-height:1.5;
	margin-bottom:12px;
}
.warn-left p{
	font-size:14.5px;
	color:rgba(255,255,255,.7);
	line-height:1.9;
}
.warn-list{
	display:flex;
	flex-direction:column;
	gap:12px;
}
.warn-list-item{
	display:flex;
	align-items:flex-start;
	gap:12px;
	background:rgba(255,255,255,.07);
	border:1px solid rgba(255,255,255,.12);
	padding:14px 18px;
	font-size:13.5px;
	color:rgba(255,255,255,.82);
	line-height:1.7;
	transition:all .25s;
}
.warn-list-item:hover{
	background:rgba(255,255,255,.12);
	transform:translateX(4px);
}
.warn-list-item em{
	color:var(--red);
	font-size:15px;
	flex-shrink:0;
	margin-top:2px;
}

/* ============ 服务优势 ============ */
.grid{background:var(--bg-soft);padding:80px 0;}
.adv-grid{
	display:grid;
	grid-template-columns:repeat(4,1fr);
	gap:22px;
}
.adv-card{
	background:#fff;
	border:1px solid var(--border);
	padding:28px 24px;
	text-align:center;
	transition:all .28s;
	position:relative;
	overflow:hidden;
}
.adv-card::after{
	content:"";
	position:absolute;
	left:0;top:0;
	width:100%;height:3px;
	background:var(--red);
	transform:scaleX(0);
	transform-origin:left;
	transition:transform .3s;
}
.adv-card:hover{
	transform:translateY(-5px);
	border-color:#ddd;
}
.adv-card:hover::after{transform:scaleX(1);}
.adv-icon{
	width:56px;height:56px;
	border-radius:14px;
	background:var(--red-soft);
	color:var(--red);
	display:flex;
	align-items:center;
	justify-content:center;
	font-size:24px;
	margin:0 auto 16px;
	transition:all .25s;
}
.adv-card:hover .adv-icon{
	background:var(--red);
	color:#fff;
}
.adv-card h4{
	font-size:15px;
	color:var(--gray-1);
	font-weight:700;
	margin-bottom:8px;
}
.adv-card p{
	font-size:13px;
	color:var(--gray-3);
	line-height:1.75;
}

/* ============ CTA ============ */
.cta-section{
	background:var(--bg-soft);
	border-top:1px solid var(--border);
	border-bottom:1px solid var(--border);
	padding:52px 0;
}
.cta-box{
	display:flex;
	align-items:center;
	justify-content:space-between;
	gap:32px;
	flex-wrap:wrap;
}
.cta-left h2{
	font-size:22px;
	color:var(--gray-1);
	font-weight:700;
	margin-bottom:8px;
	display:flex;
	align-items:center;
	gap:10px;
}
.cta-left h2 em{color:var(--red);font-size:20px;}
.cta-left p{
	font-size:14px;
	color:var(--gray-2);
	line-height:1.8;
	max-width:640px;
}
.cta-actions{
	display:flex;
	gap:12px;
	flex-wrap:wrap;
}

/* ============ 页脚间距 ============ */
.page-end{height:60px;}


/* ============================================================
   ============ 响应式（全部集中于此） ============
   ============================================================ */

/* ---------- 1380px ---------- */
@media (max-width:1380px){
	.fault-banner{padding:130px 0 90px;}
	.fault-banner h1{font-size:34px;}
	.banner-desc{max-width:740px;}
	.banner-stats{gap:40px;}
	.banner-stat .num{font-size:30px;}
	
	#fault-list, #quick, .steps-section, .support, .warn-section, .grid{padding:70px 0;}
	.fault-list{gap:14px;}
	.fault-head{padding:18px 20px;}
	.fault-body-inner{padding:18px 20px 20px;}
	.adv-grid{gap:20px;}
}

/* ---------- 1280px ---------- */
@media (max-width:1280px){
	.fault-banner{padding:120px 0 80px;}
	.fault-banner h1{font-size:30px;}
	.banner-desc{font-size:15px;margin-bottom:30px;}
	.banner-stats{gap:34px;margin-top:34px;}
	.banner-stat .num{font-size:28px;}
	.banner-stat .num em{font-size:15px;}
	.banner-stat .label{font-size:12.5px;}
	.btn-primary,.btn-outline{padding:13px 28px;font-size:14.5px;}

	#brand-title{font-size:22px;}
	.brand-small{margin-bottom:34px;}

	#fault-list, #quick, .steps-section, .support, .warn-section, .grid{padding:60px 0;}
	.fault-list{gap:12px;}
	.fault-head{padding:16px 18px;gap:12px;min-height:48px;}
	.fault-icon{width:42px;height:42px;font-size:17px;}
	.fault-head-text h3{font-size:15px;}
	.fault-body-inner{padding:16px 18px 18px;}
	.fault-block ul li{font-size:12.5px;}
	.fault-tip{font-size:12px;padding:10px 12px;}

	.steps-grid{gap:20px;}
	.step-card{padding:26px 22px;}
	.warn-box{padding:36px;}
	.adv-grid{gap:16px;}
	.adv-card{padding:24px 20px;}
}

/* ---------- 1024px ---------- */
@media (max-width:1024px){
	.fault-banner h1{font-size:28px;}
	.banner-stats{gap:32px;}
	
	.steps-grid{grid-template-columns:1fr;}
	.warn-inner{grid-template-columns:1fr;gap:28px;}
	.adv-grid{grid-template-columns:repeat(2,1fr);}
}

/* ---------- 900px（大屏手机/平板） ---------- */
@media (max-width:900px){
	/* 故障卡片切为单列 */
	.fault-list{grid-template-columns:1fr;gap:16px;}
	
	.fault-head-text h3{white-space:normal;font-size:16px;}
	.fault-head-text p{white-space:normal;font-size:13px;}
	.fault-body-inner{padding:20px;}
	.fault-block ul li{font-size:13px;}
	.fault-tip{font-size:12.5px;padding:12px 14px;}

	.cta-box{flex-direction:column;align-items:flex-start;}
	.cta-actions{width:100%;}
	.cta-actions .btn-primary,
	.cta-actions .btn-outline{width:100%;justify-content:center;}
	
	.fault-banner{padding:100px 0 60px;background-size:cover;background-position:center top;}
}

/* ---------- 860px ---------- */
@media (max-width:860px){
	.warn-box{padding:30px 24px;}
	.warn-left h3{font-size:20px;}
	.steps-grid{gap:16px;}
}

/* ---------- 600px（手机小屏） ---------- */
@media (max-width:600px){
	.container{padding:0 15px;}
	.sec-title{font-size:19px;margin:40px 0 18px;}
	.sec-title small{display:none;}
	
	.fault-banner{padding:100px 0 45%;background:url(/template/pc/skin/css/../images/fault_phone.jpg) no-repeat;background-size:cover;}
	.fault-banner h1{font-size:22px;}
	.banner-desc{font-size:14px;}
	.banner-actions .btn-primary,
	.banner-actions .btn-outline{width:100%;justify-content:center;padding:14px 0;}
	
	.banner-stats{
		gap:0;
		background:rgba(255, 255, 255, .4);
		padding:15px;
		justify-content:space-between;
		backdrop-filter:blur(14px);
		margin-top:26px;
	}
	.banner-stat .num{font-size:24px;text-align:center;}
	.banner-stat .num em{font-size:13px;}
	.banner-stat .label{font-size:11.5px;}
	
	.btn-outline{background:#fff;border:solid 1px #fff;color:var(--red-dark);}
	
	.notice-inner{font-size:13px;display:block;}
	.notice-inner em{margin-right:5px;}
	
	#fault-list,#quick,.steps-section,.support,.warn-section,.grid{padding:30px 0;}
	
	.fault-head{padding:16px;gap:12px;min-height:auto;}
	.fault-icon{width:40px;height:40px;font-size:16px;}
	.fault-head-text h3{font-size:15px;}
	.fault-head-text p{font-size:12px;}
	.fault-body-inner{padding:16px 16px 18px;}
	.fault-block ul li{font-size:12.5px;}
	.fault-tip{font-size:12px;}
	
	.steps-section{padding:44px 0;}
	.step-card{padding:24px 20px;}
	
	.warn-box{padding:28px 22px;}
	.warn-left h3{font-size:18px;}
	.warn-left p{font-size:13.5px;}
	
	.adv-grid{grid-template-columns:1fr;}
	
	.cta-section{padding:36px 0;}
	.cta-left h2{font-size:18px;}
	.cta-left p{font-size:13px;}
}