/* 网站模板下载 www.adminbuy.cn */
/* QQ：9490489 */
/* 微信：wwwadminbuycn */
*{margin:0;padding:0;box-sizing:border-box;}
:root{
  --ab-blue:#2563eb;
  --ab-blue-d:#1d4ed8;
  --ab-blue-l:#dbeafe;
  --ab-orange:#f97316;
  --ab-orange-d:#ea580c;
  --ab-bg:#f8fafc;
  --ab-white:#ffffff;
  --ab-text:#1e293b;
  --ab-sub:#64748b;
  --ab-line:#e2e8f0;
  --ab-green:#10b981;
}
html,body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--ab-bg);
  color:var(--ab-text);
  line-height:1.7;
  overflow-x:hidden;
}
a{text-decoration:none;color:inherit;}
ul{list-style:none;}
img{max-width:100%;}

.ab_container{max-width:1200px;margin:0 auto;padding:0 24px;}

/* 顶部条 */
ab_topbar{
  background:var(--ab-blue);
  color:#fff;
  padding:8px 0;
  font-size:13px;
}
.ab_topbar_inner{
  display:flex;justify-content:space-between;align-items:center;
}
.ab_topbar_right{display:flex;gap:20px;}
.ab_topbar_right span{display:flex;align-items:center;gap:4px;}

/* 导航 */
.ab_nav{
  background:var(--ab-white);
  box-shadow:0 2px 10px rgba(0,0,0,.05);
  position:sticky;top:0;z-index:50;
}
.ab_nav_inner{
  display:flex;align-items:center;justify-content:space-between;
  height:70px;
}
.ab_logo{
  display:flex;align-items:center;gap:10px;
  font-size:20px;font-weight:800;color:var(--ab-blue);
}
.ab_logo_icon{
  width:40px;height:40px;
  background:var(--ab-blue);
  border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:20px;
}
.ab_nav_menu{display:flex;gap:32px;}
.ab_nav_menu a{
  font-size:15px;color:var(--ab-text);
  padding:8px 0;position:relative;
  transition:.2s;
}
.ab_nav_menu a:hover{color:var(--ab-blue);}
.ab_nav_menu a::after{
  content:"";position:absolute;bottom:0;left:0;
  width:0;height:2px;background:var(--ab-blue);
  transition:.2s;
}
.ab_nav_menu a:hover::after{width:100%;}
.ab_nav_right{display:flex;align-items:center;gap:16px;}
.ab_nav_tel{
  font-size:18px;font-weight:800;color:var(--ab-orange);
}
.ab_nav_btn{
  background:var(--ab-orange);color:#fff;
  padding:10px 20px;border-radius:6px;font-size:14px;font-weight:600;
  transition:.2s;
}
.ab_nav_btn:hover{background:var(--ab-orange-d);}
.ab_hamburger{
  display:none;
  width:44px;height:44px;border:1px solid var(--ab-line);
  border-radius:6px;background:#fff;
  align-items:center;justify-content:center;
  font-size:20px;cursor:pointer;color:var(--ab-text);
}
.ab_mobile_menu{
  display:none;background:var(--ab-white);
  border-top:1px solid var(--ab-line);
  padding:16px 24px;
}
.ab_mobile_menu a{
  display:block;padding:14px 0;
  border-bottom:1px solid var(--ab-line);
  color:var(--ab-text);
}

/* Hero */
.ab_hero{
  background:linear-gradient(135deg,#eff6ff 0%,#dbeafe 100%);
  padding:80px 0;
  position:relative;overflow:hidden;
}
.ab_hero::before{
  content:"";position:absolute;right:-100px;top:-100px;
  width:400px;height:400px;border-radius:50%;
  background:radial-gradient(circle,rgba(37,99,235,.08),transparent 70%);
}
.ab_hero_inner{
  display:grid;grid-template-columns:1.2fr 1fr;gap:60px;align-items:center;
  position:relative;z-index:1;
}
.ab_hero_tag{
  display:inline-block;
  background:var(--ab-blue-l);color:var(--ab-blue);
  padding:6px 14px;border-radius:20px;
  font-size:13px;font-weight:600;
  margin-bottom:20px;
}
.ab_hero h1{
  font-size:48px;line-height:1.2;font-weight:800;
  margin-bottom:20px;
}
.ab_hero h1 em{
  color:var(--ab-blue);font-style:normal;
}
.ab_hero_sub{
  font-size:17px;color:var(--ab-sub);
  margin-bottom:32px;
}
.ab_hero_features{
  display:grid;grid-template-columns:1fr 1fr;gap:12px;
  margin-bottom:36px;
}
.ab_feat{
  display:flex;align-items:center;gap:10px;
  font-size:14px;
}
.ab_feat .check{
  width:22px;height:22px;border-radius:50%;
  background:var(--ab-green);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:12px;flex-shrink:0;
}
.ab_hero_btns{display:flex;gap:14px;flex-wrap:wrap;}
.ab_btn_primary{
  background:var(--ab-orange);color:#fff;
  padding:16px 36px;border-radius:8px;
  font-size:16px;font-weight:700;
  transition:.2s;display:inline-block;
}
.ab_btn_primary:hover{background:var(--ab-orange-d);transform:translateY(-2px);}
.ab_btn_blue{
  background:var(--ab-blue);color:#fff;
  padding:16px 36px;border-radius:8px;
  font-size:16px;font-weight:700;
  transition:.2s;display:inline-block;
}
.ab_btn_blue:hover{background:var(--ab-blue-d);}

/* Hero右侧卡片 */
.ab_hero_card{
  background:var(--ab-white);
  border-radius:16px;
  padding:36px;
  box-shadow:0 20px 60px rgba(37,99,235,.15);
}
.ab_hero_card h3{
  font-size:18px;margin-bottom:20px;
  padding-bottom:16px;border-bottom:1px solid var(--ab-line);
}
.ab_hero_card_row{
  display:flex;justify-content:space-between;
  padding:12px 0;
  font-size:14px;
}
.ab_hero_card_row span:first-child{color:var(--ab-sub);}
.ab_hero_card_row span:last-child{font-weight:600;}
.ab_hero_card_btn{
  margin-top:20px;
  width:100%;
  background:var(--ab-blue);color:#fff;
  border:none;padding:14px;
  border-radius:8px;font-size:15px;font-weight:600;
  cursor:pointer;
}

/* 板块通用 */
.ab_section{padding:80px 0;}
.ab_sec_head{
  text-align:center;margin-bottom:50px;
}
.ab_sec_head h2{
  font-size:36px;font-weight:800;
  margin-bottom:12px;
}
.ab_sec_head p{
  color:var(--ab-sub);font-size:16px;
}
.ab_sec_head .line{
  width:60px;height:4px;
  background:var(--ab-blue);
  margin:16px auto 0;
  border-radius:2px;
}

/* 服务项目 */
.ab_svc_grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.ab_svc_card{
  background:var(--ab-white);
  border-radius:12px;
  padding:36px 28px;
  box-shadow:0 4px 20px rgba(0,0,0,.04);
  transition:.25s;
  border-top:3px solid transparent;
}
.ab_svc_card:hover{
  transform:translateY(-6px);
  box-shadow:0 12px 40px rgba(37,99,235,.12);
  border-top-color:var(--ab-blue);
}
.ab_svc_icon{
  width:60px;height:60px;
  background:var(--ab-blue-l);
  border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  font-size:28px;margin-bottom:20px;
}
.ab_svc_card h3{
  font-size:18px;margin-bottom:10px;
}
.ab_svc_card p{
  font-size:14px;color:var(--ab-sub);
  margin-bottom:16px;
}
.ab_svc_price{
  font-size:14px;color:var(--ab-orange);font-weight:700;
}
.ab_svc_price small{color:var(--ab-sub);font-weight:400;}

/* 机型覆盖 */
.ab_brand_section{
  background:var(--ab-white);
  padding:60px 0;
}
.ab_brand_grid{
  display:grid;grid-template-columns:repeat(6,1fr);gap:20px;
  text-align:center;
}
.ab_brand_item{
  padding:20px;
  border:1px solid var(--ab-line);
  border-radius:8px;
  font-size:15px;font-weight:600;
  color:var(--ab-sub);
  transition:.2s;
}
.ab_brand_item:hover{
  border-color:var(--ab-blue);
  color:var(--ab-blue);
}

/* 常见故障 */
.ab_fault_section{
  background:var(--ab-white);
}
.ab_fault_grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.ab_fault_card{
  padding:24px;
  background:var(--ab-bg);
  border-radius:10px;
  text-align:center;
}
.ab_fault_icon{font-size:36px;margin-bottom:12px;}
.ab_fault_card h4{font-size:15px;margin-bottom:6px;}
.ab_fault_card p{font-size:13px;color:var(--ab-sub);}

/* 流程 */
.ab_proc_section{
  background:var(--ab-bg);
}
.ab_proc_grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  position:relative;
}
.ab_proc_item{
  text-align:center;
  padding:30px 20px;
}
.ab_proc_num{
  width:60px;height:60px;
  background:var(--ab-blue);
  color:#fff;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:24px;font-weight:800;
  margin:0 auto 20px;
  position:relative;
}
.ab_proc_item h4{font-size:17px;margin-bottom:8px;}
.ab_proc_item p{font-size:14px;color:var(--ab-sub);}

/* 价格表 */
.ab_price_table{
  background:var(--ab-white);
  border-radius:12px;
  overflow:hidden;
  box-shadow:0 4px 20px rgba(0,0,0,.04);
}
.ab_price_row{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;
  padding:18px 24px;
  border-bottom:1px solid var(--ab-line);
  align-items:center;
  font-size:14px;
}
.ab_price_row.header{
  background:var(--ab-blue);
  color:#fff;font-weight:600;
}
.ab_price_row.header span{color:#fff;}
.ab_price_row:not(.header):hover{
  background:var(--ab-bg);
}
.ab_price_row span:nth-child(3),
.ab_price_row span:nth-child(4){
  color:var(--ab-orange);font-weight:600;
}

/* 优势 */
.ab_why_grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.ab_why_card{
  background:var(--ab-white);
  border-radius:12px;
  padding:32px;
  box-shadow:0 4px 20px rgba(0,0,0,.04);
}
.ab_why_icon{
  font-size:36px;margin-bottom:16px;
}
.ab_why_card h4{font-size:17px;margin-bottom:10px;}
.ab_why_card p{font-size:14px;color:var(--ab-sub);}

/* 表单区 */
.ab_order_section{
  background:linear-gradient(135deg,var(--ab-blue) 0%,var(--ab-blue-d) 100%);
  padding:80px 0;
}
.ab_order_wrap{
  display:grid;grid-template-columns:1fr 1fr;gap:60px;
  align-items:center;
}
.ab_order_left h2{
  color:#fff;font-size:36px;
  margin-bottom:20px;
}
.ab_order_left p{
  color:rgba(255,255,255,.8);
  margin-bottom:30px;
}
.ab_order_info{
  display:flex;flex-direction:column;gap:16px;
}
.ab_order_info_row{
  display:flex;align-items:center;gap:14px;
  color:#fff;
}
.ab_order_info_row .ic{
  width:44px;height:44px;
  background:rgba(255,255,255,.15);
  border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  font-size:20px;
}
.ab_order_info_row b{font-size:20px;}
.ab_order_form{
  background:var(--ab-white);
  border-radius:16px;
  padding:36px;
}
.ab_order_form h3{
  font-size:20px;margin-bottom:24px;
  padding-bottom:16px;
  border-bottom:1px solid var(--ab-line);
}
.ab_frow{margin-bottom:14px;}
.ab_frow input,.ab_frow select,.ab_frow textarea{
  width:100%;
  border:1px solid var(--ab-line);
  border-radius:8px;
  padding:13px 16px;
  font-size:14px;
  font-family:inherit;
  outline:none;
  transition:.2s;
}
.ab_frow input:focus,.ab_frow select:focus,.ab_frow textarea:focus{
  border-color:var(--ab-blue);
}
.ab_frow textarea{height:90px;resize:none;}
.ab_submit{
  width:100%;
  background:var(--ab-orange);color:#fff;
  border:none;padding:15px;
  border-radius:8px;font-size:16px;font-weight:700;
  cursor:pointer;
}
.ab_submit:hover{background:var(--ab-orange-d);}

/* 悬浮客服卡片 */
.ab_float{
  position:fixed;right:20px;bottom:30px;z-index:60;
  background:var(--ab-white);
  border-radius:12px;
  box-shadow:0 8px 30px rgba(0,0,0,.15);
  overflow:hidden;
  width:160px;
}
.ab_float_title{
  background:var(--ab-blue);
  color:#fff;
  text-align:center;
  padding:10px;
  font-size:13px;font-weight:600;
}
.ab_float_item{
  display:flex;align-items:center;gap:10px;
  padding:14px 16px;
  cursor:pointer;
  transition:.2s;
  border-bottom:1px solid var(--ab-line);
}
.ab_float_item:last-child{border-bottom:none;}
.ab_float_item:hover{background:var(--ab-bg);}
.ab_float_item .ic{
  width:36px;height:36px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;flex-shrink:0;
}
.ab_float_call .ic{background:#fff7ed;color:var(--ab-orange);}
.ab_float_wx .ic{background:#ecfdf5;color:var(--ab-green);}
.ab_float_item .txt{font-size:13px;line-height:1.3;}
.ab_float_item .txt b{display:block;color:var(--ab-text);}
.ab_float_item .txt span{color:var(--ab-sub);font-size:11px;}

/* 弹窗 */
.ab_modal{
  position:fixed;inset:0;background:rgba(0,0,0,.6);
  display:none;align-items:center;justify-content:center;z-index:90;
}
.ab_modal.ab_show{display:flex;}
.ab_modal_box{
  background:var(--ab-white);
  border-radius:16px;
  padding:36px;
  width:90%;max-width:360px;
  text-align:center;
  position:relative;
}
.ab_modal_close{
  position:absolute;top:12px;right:18px;
  font-size:24px;cursor:pointer;color:#999;
}
.ab_modal_box h3{color:var(--ab-blue);margin-bottom:10px;}
.ab_modal_box p{color:var(--ab-sub);font-size:13px;margin-bottom:10px;}
.ab_modal_phone{
  font-size:26px;font-weight:800;
  color:var(--ab-orange);margin:16px 0;
}

/* 页脚 */
.ab_footer{
  background:#1e293b;
  color:#94a3b8;
  padding:50px 0 30px;
  font-size:14px;
}
.ab_footer_grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;
  margin-bottom:30px;
}
.ab_footer h4{color:#fff;margin-bottom:16px;font-size:16px;}
.ab_footer a{color:#94a3b8;display:block;padding:4px 0;}
.ab_footer a:hover{color:#fff;}
.ab_footer_bottom{
  text-align:center;
  padding-top:20px;
  border-top:1px solid #334155;
  font-size:13px;
}

@media(max-width:900px){
  .ab_hero_inner,.ab_order_wrap{grid-template-columns:1fr;gap:40px;}
  .ab_svc_grid,.ab_why_grid{grid-template-columns:1fr 1fr;}
  .ab_proc_grid,.ab_fault_grid{grid-template-columns:1fr 1fr;}
  .ab_brand_grid{grid-template-columns:repeat(3,1fr);}
  .ab_footer_grid{grid-template-columns:1fr 1fr;}
  .ab_price_row{grid-template-columns:2fr 1fr 1fr;}
  .ab_price_row span:nth-child(4){display:none;}
}
@media(max-width:640px){
  .ab_nav_menu{display:none;}
  .ab_hamburger{display:flex;}
  .ab_nav_tel{display:none;}
  .ab_hero h1{font-size:32px;}
  .ab_sec_head h2{font-size:26px;}
  .ab_svc_grid,.ab_why_grid,.ab_proc_grid,.ab_fault_grid{grid-template-columns:1fr;}
  .ab_brand_grid{grid-template-columns:repeat(2,1fr);}
  .ab_topbar_right span:first-child{display:none;}
}