:root{
  --blue:#1d4e91;
  --blue-deep:#123b73;
  --blue-soft:#2d70be;
  --ink:#333;
  --muted:#888;
  --line:#e6e6e6;
  --bg:#f4f4f4;
  --orange:#f08331;
  --green:#59b44a;
  --pink:#d92e70;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);font:14px/1.6 Arial,"Microsoft YaHei",sans-serif;background:var(--bg)}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.container{width:1190px;max-width:calc(100% - 32px);margin:0 auto}
.topbar{position:fixed;left:0;top:0;width:100%;height:50px;z-index:88;background:var(--blue) url("../images/top.jpg") center top/auto 50px no-repeat;color:#fff}
.topbar-inner{height:100%;display:flex;align-items:center}
.brand-mark{display:flex;width:156px;height:50px;align-items:center;justify-content:center;background:rgba(0,0,0,.12);font-size:20px;font-weight:700;letter-spacing:1px}
.home .brand-mark{display:none}
.brand-mark span{font-weight:400;margin-left:8px}
.nav{display:flex;height:100%}
.nav a{display:flex;align-items:center;padding:0 20px;color:#fff;font-size:14px}
.nav a:hover,.nav a.active{background:#113d6a}
.top-actions{margin-left:auto;display:flex;align-items:center;gap:10px;font-size:13px}
.top-actions .phone{font-weight:700;padding-left:18px;position:relative}
.top-actions .phone:before{content:"☎";position:absolute;left:0}
.hero{height:465px;margin-top:50px;background:#d8d8d8 url("../images/y77.jpg") center/cover no-repeat;position:relative}
.hero:after{display:none}
.hero-inner{height:100%;position:relative;z-index:1}
.search-panel{position:absolute;left:50%;bottom:20px;transform:translateX(-50%);width:710px;height:150px;padding:25px 20px 0;background:rgba(0,0,0,.65);border-radius:5px;box-shadow:0 0 7px rgba(0,0,0,.5);display:block}
.search-panel .hero-wordmark{display:block;width:155px;height:34px;object-fit:contain;margin:0 auto}
.search-panel .search-row{display:flex;width:670px;margin:20px auto 0}
.search-panel input{width:527px;height:40px;border:0;padding:0 10px;font-size:14px;color:#465e71;background:#fff}
.search-panel button{width:103px;height:40px;border:0;background:url("../images/search.jpg") center/103px 40px no-repeat;color:transparent;font-size:0}
.quick-links{background:#fff;border-bottom:1px solid #ddd}
.quick-grid{display:grid;grid-template-columns:442px 420px 320px;min-height:99px;padding:20px 0}
.quick-group{padding:0;border-right:1px solid #eee}
.quick-group:last-child{border-right:0}
.quick-title{font-size:16px;line-height:40px;color:#333;font-weight:700;padding-left:24px;margin:0}
.quick-items{display:flex;gap:0;align-items:flex-start;padding-left:24px}
.quick-item{font-size:12px;color:#666;text-align:center;min-width:55px}
.quick-item img{width:32px;height:24px;object-fit:contain;margin:2px auto 4px}
.quick-item .model-icon{height:20px;width:50px;border-radius:0;background:transparent url("../images/car_modal_sprite.png") 6px 0/150px 60px no-repeat;margin:4px auto 7px;font-size:0}
.quick-item:hover{color:var(--blue)}
.section{padding:50px 0}
.section.gray{background:#f2f2f2}
.section-title{font-size:28px;font-weight:400;color:#2e71b8;margin:0 0 35px;padding-bottom:5px;border-bottom:4px solid #2e71b8;display:inline-block}
.section-title.small{font-size:24px}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.card{background:#fff;border:1px solid #e8e8e8;position:relative;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:0 10px 25px rgba(0,0,0,.1)}
.card img{width:100%;height:175px;object-fit:cover;background:#eee}
.card-body{padding:14px}
.tag{position:absolute;right:0;top:0;background:var(--pink);color:#fff;padding:4px 9px;font-size:12px}
.tag.green{background:var(--green)}
.price{font-size:24px;color:#2670c2;font-weight:700}
.price small{font-size:12px;color:#777;font-weight:400}
.card h3{font-size:16px;line-height:1.5;margin:8px 0;color:#333;font-weight:400}
.meta{color:#777;font-size:12px}
.recommend-source{display:grid;grid-template-columns:470px 482px 230px;gap:10px;align-items:start}
.recommend-poster{width:470px;height:470px;position:relative;overflow:hidden;background:#fff}
.recommend-poster img{width:470px;height:470px;object-fit:cover}
.recommend-tiles{display:grid;grid-template-columns:repeat(2,231px);gap:8px 10px}
.recommend-tile{height:231px;background:#fff;overflow:hidden;position:relative}
.recommend-tile .tile-image{display:table-cell;vertical-align:middle;width:231px;height:155px;overflow:hidden}
.recommend-tile img{max-width:231px;max-height:155px;margin:0 auto}
.recommend-tile p{padding:9px 10px 0;color:#333;line-height:19px;height:72px;overflow:hidden}
.recommend-tile .price{position:absolute;right:10px;bottom:8px;font-size:20px}
.recommend-vertical{width:230px;height:470px;overflow:hidden;background:#fff}
.recommend-vertical img{width:230px;height:470px;object-fit:cover}
.home-car-source{display:grid;grid-template-columns:468px 712px;gap:10px}
.home-car-large{height:468px;overflow:hidden;background:#fff}
.home-car-large img{width:468px;height:468px;object-fit:cover}
.home-car-mosaic{display:grid;grid-template-columns:repeat(3,228px);gap:9px}
.home-car-mosaic .card{height:228px}.home-car-mosaic .card:first-child{grid-column:span 2}
.home-car-mosaic .card img{height:155px}
.feature-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:18px}
.feature-panel{background:#fff;min-height:260px;position:relative;overflow:hidden}
.feature-panel img{width:100%;height:100%;object-fit:cover}
.feature-panel .overlay{position:absolute;left:0;right:0;bottom:0;padding:20px;color:#fff;background:linear-gradient(transparent,rgba(0,0,0,.75))}
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.news-panel{background:#fff;padding:22px}
.news-panel h3{margin:0 0 12px;color:var(--blue);font-size:20px}
.news-list{margin:0;padding:0;list-style:none}
.news-list li{padding:8px 0;border-bottom:1px dashed #ddd;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.news-list li:before{content:"·";color:var(--orange);padding-right:8px}
.promise{display:none}
.footer{background:#fff;color:#2e2e2e;padding:0}
.footer-promise{height:121px;background:#245f9d url("../images/foot_bg.jpg") center top/auto 121px no-repeat}
.footer-promise ul{width:1190px;max-width:calc(100% - 32px);height:100%;margin:0 auto;padding:15px 0;display:grid;grid-template-columns:repeat(5,1fr)}
.footer-promise li{color:#fff;text-align:center;font-weight:700;padding-top:10px}
.footer-promise li b{display:block;font-size:21px;line-height:31px;font-weight:400}
.footer-promise li span{display:block;margin-top:7px;font-size:14px}
.footer-content{width:1190px;max-width:calc(100% - 32px);margin:0 auto;display:grid;grid-template-columns:repeat(5,minmax(0,1fr)) 137px;gap:24px;padding:35px 0 20px}
.footer-column h3{color:#2e2e2e;font-size:18px;font-weight:400;margin:8px 0 12px}
.footer-column a{display:block;height:24px;line-height:24px;color:#2e2e2e;font-size:12px}
.footer-column a:hover{color:#e60041;text-decoration:underline}
.footer-qr{border-left:1px solid #eee;padding-left:20px;text-align:center}
.footer-qr h4{font-size:21px;font-weight:400;padding:0 0 10px;margin:0;border-bottom:1px solid #dedede}
.footer-qr img{width:80px;height:80px;margin:10px auto 0;border:1px solid #aaa;padding:3px;background:#fff}
.footer-qr p{margin:7px 0 0;font-size:13px;line-height:20px}
.footer-copy{width:1190px;max-width:calc(100% - 32px);margin:0 auto;border-top:1px solid #dedede;color:#8d8d8d;font-size:12px;padding:18px 0 24px;line-height:23px}
.footer-copy a{color:#8d8d8d}
.float-tools{position:fixed;right:0;top:0;bottom:0;z-index:20;background:#333;color:#fff;width:36px}
.float-tools{display:flex;flex-direction:column;justify-content:center}
.float-tools button{position:relative;width:36px;height:40px;border:0;background:#333 url("../images/mi.png") 8px 2px no-repeat;color:transparent;border-bottom:1px solid rgba(255,255,255,.08)}
.float-tools button:hover{background-color:#2695f3}
.float-tools .tool-ticket{background-position:8px -20px}
.float-tools .tool-browse{background-position:8px -46px}
.float-tools .tool-collect{background-position:8px -71px}
.float-tools .tool-service{background-position:8px -94px}
.float-tools .tool-callback{background-position:8px -121px}
.float-tools .tool-shopping{height:110px;background-position:8px -145px}
.float-tools .tool-top{position:absolute;bottom:7px;background-position:-35px -226px}
.float-tools .tool-count{position:absolute;bottom:7px;left:8px;min-width:20px;height:20px;border-radius:10px;background:#2695f3;color:#fff;font:14px/20px Arial}
.page-hero{margin-top:50px;background:#f1f1f1;border-bottom:1px solid #ddd;padding:24px 0}
.breadcrumbs{color:#999;font-size:13px}
.breadcrumbs a{color:var(--blue)}
.page-layout{display:grid;grid-template-columns:220px 1fr;gap:28px;align-items:start}
.side-nav{background:#fff;border:1px solid var(--line)}
.side-nav h2{margin:0;background:var(--blue);color:#fff;font-size:18px;font-weight:400;padding:18px}
.side-nav a{display:block;padding:13px 18px;border-bottom:1px solid #eee}
.side-nav a:hover,.side-nav a.active{color:var(--blue);background:#f6f9fd}
.paper{background:#fff;padding:30px;border:1px solid #e6e6e6}
.paper h1{margin:0 0 24px;color:var(--blue);font-size:28px;font-weight:400}
.paper h2{margin:30px 0 15px;color:var(--blue);font-size:21px;font-weight:400}
.paper p{margin:12px 0;color:#555}
.filters{background:#fff;border:1px solid #ddd;padding:20px;margin-bottom:20px}
.filter-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid #eee}
.filter-row:last-child{border-bottom:0}
.filter-label{width:78px;color:#666;font-weight:700}
.filter-options{display:flex;gap:10px;flex-wrap:wrap}
.filter-options a,.filter-chip{padding:5px 12px;border:1px solid transparent;color:#555}
.filter-options a:hover,.filter-options a.selected,.filter-chip.active{color:#fff;background:var(--blue);border-color:var(--blue)}
.filter-input{width:110px;height:30px;border:1px solid #ddd;padding:0 8px}
.list-toolbar{display:flex;align-items:center;justify-content:space-between;margin:16px 0;color:#777}
.sorts{display:flex;gap:10px}
.sorts button{border:0;background:transparent;color:#777}
.sorts button.active{color:var(--blue);font-weight:700}
.car-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.list-card{background:#fff;border:1px solid #e6e6e6;padding:14px;display:grid;grid-template-columns:180px 1fr;gap:16px}
.list-card img{height:126px;width:180px;object-fit:cover;background:#eee}
.list-card h3{font-size:17px;font-weight:400;margin:0 0 9px}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.form-field{display:flex;flex-direction:column;gap:7px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:13px;color:#666}
.form-field input,.form-field select,.form-field textarea{border:1px solid #ddd;min-height:38px;padding:8px 10px;background:#fff}
.form-field textarea{min-height:110px;resize:vertical}
.primary-btn{border:0;background:var(--blue);color:#fff;padding:10px 26px}
.primary-btn:hover{background:var(--blue-soft)}
.process{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:30px}
.process-item{background:#f7f9fc;border-left:4px solid var(--blue);padding:20px}
.process-item strong{display:block;color:var(--blue);font-size:18px}
.contact-box{background:#f8f8f8;border-left:4px solid var(--orange);padding:18px;margin-top:22px}
.toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%) translateY(15px);background:#333;color:#fff;padding:11px 18px;opacity:0;pointer-events:none;transition:.25s;z-index:30}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.empty-404{min-height:70vh;display:flex;align-items:center;justify-content:center;background:#fff}
.empty-404 h1{font-size:42px;margin:0 0 12px}
.empty-404 hr{border:0;border-top:1px solid #ddd}
@media (max-width:900px){
  .topbar{height:auto}.topbar-inner{flex-wrap:wrap}.brand-mark{height:44px}.nav{order:3;width:100%;overflow:auto}.nav a{padding:12px 16px;white-space:nowrap}.top-actions{padding-right:10px}
  .hero{height:390px}.search-panel{width:calc(100% - 32px);height:118px;padding:18px 12px}.search-panel .search-row{width:100%;margin-top:14px}.search-panel input{width:calc(100% - 103px)}
  .quick-grid{grid-template-columns:1fr;gap:16px}.quick-group{border-right:0;border-bottom:1px solid #eee;padding:0 10px 16px}.quick-group:last-child{border-bottom:0}
  .cards,.feature-grid,.news-grid,.car-list,.form-grid,.process{grid-template-columns:1fr}
  .recommend-source,.home-car-source{grid-template-columns:1fr}.recommend-poster,.recommend-poster img,.recommend-vertical,.recommend-vertical img{width:100%;height:auto}.recommend-tiles{grid-template-columns:repeat(2,1fr)}.recommend-tile,.recommend-tile .tile-image{width:100%}.home-car-mosaic{grid-template-columns:repeat(2,1fr)}
  .footer-promise ul{grid-template-columns:repeat(2,1fr);padding:6px 0}.footer-promise{height:auto;min-height:121px}.footer-content{grid-template-columns:repeat(2,1fr)}.footer-qr{border-left:0;padding-left:0}.footer-copy{padding-bottom:18px}
  .page-layout{grid-template-columns:1fr}.side-nav{display:flex;overflow:auto}.side-nav h2{display:none}.side-nav a{white-space:nowrap;border-bottom:0}
  .list-card{grid-template-columns:120px 1fr}.list-card img{width:120px;height:100px}
}