.about-header{height:80px;position:absolute;z-index:4;left:0;right:0;display:flex;align-items:center;justify-content:space-between;color:#fff;width:min(1200px,calc(100% - 48px));margin:auto}.about-header nav{display:flex;gap:32px;font-size:14px}.about-header nav a{padding:28px 0;position:relative}.about-header nav .active:after{content:"";position:absolute;bottom:18px;left:50%;width:20px;height:2px;transform:translateX(-50%);background:#e50012}.about-hero{height:470px;color:#fff;display:flex;align-items:center;background:linear-gradient(90deg,#101216eb,#1012165d),url('assets/hero-vehicle-network.jpg') center/cover}.about-hero h1{font-size:54px;margin:13px 0}.about-hero p:not(.eyebrow){font-size:18px;color:#e7e7e8}.about-hero small{display:block;margin-top:48px;color:#ddd}.profile{background:#fff}.profile-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}.profile-text{margin-top:24px;color:#60656d;line-height:2;font-size:15px}.profile-text p{margin:0 0 16px}.about-media{height:365px;margin:0;background:center/cover;border-radius:6px;position:relative;overflow:hidden}.about-media figcaption{position:absolute;right:18px;bottom:18px;background:#ffffffe8;color:#555;padding:9px 13px;font-size:12px}.about-culture{display:grid;grid-template-columns:30% 35% 35%;min-height:480px}.culture-tabs{background:#1c1f23;color:#fff;padding:60px max(36px,calc((100vw - 1200px)/2)) 50px max(36px,calc((100vw - 1200px)/2));min-width:0}.culture-tabs h2{margin:14px 0 26px}.culture-tab{width:100%;display:flex;justify-content:space-between;text-align:left;color:#e0e1e4;background:transparent;border:0;border-bottom:1px solid #ffffff1c;padding:17px 12px;font-weight:400}.culture-tab.active{background:linear-gradient(90deg,#e50012,#e5001200);color:#fff}.culture-picture{background:url('assets/hero-vehicle-network.jpg') center/cover}.culture-detail{padding:75px 50px;background:#fff}.culture-detail i{display:grid;place-items:center;width:48px;height:48px;border-radius:50%;background:#fff0f0;color:#e50012;font-style:normal}.culture-detail p{margin:25px 0 13px;font-weight:700}.culture-detail h2{font-size:32px;line-height:1.5}.distribution{background:#fafafa}.distribution-layout{display:grid;grid-template-columns:1.7fr .9fr;min-height:610px;background:#fff;border:1px solid #ececef;border-radius:8px;overflow:hidden}.map-pane{position:relative;min-height:610px;background:radial-gradient(circle at 65% 64%,#ffecee,transparent 26%),#fcfcfc;overflow:hidden}.china-outline{position:absolute;width:88%;height:80%;left:3%;top:9%;fill:#f0f2f4;stroke:#dfe3e7;stroke-width:2}.city-node{position:absolute;transform:translate(-50%,-50%);display:flex;align-items:center;gap:5px;background:#fff;border:0;box-shadow:0 7px 18px #1112;padding:6px 10px 6px 7px;border-radius:24px;color:#202226;font-weight:700}.city-node:before{content:"";width:14px;height:14px;background:#e50012;border-radius:50% 50% 50% 0;transform:rotate(-45deg)}.city-node b{font-size:12px;color:#e50012}.city-node.anhui:before{background:#9299a3}.map-popover{position:absolute;z-index:2;min-width:250px;max-width:330px;background:#fff;border:1px solid #eee;border-radius:8px;padding:18px;box-shadow:0 16px 36px #1112}.map-popover h3{margin:0 0 12px;font-size:16px}.map-popover ul{margin:0;padding-left:18px;color:#555;line-height:1.9;font-size:13px}.city-panel{padding:24px;border-left:1px solid #eee}.city-search{display:flex;align-items:center;border:1px solid #e2e3e6;border-radius:5px;padding:0 12px}.city-search input{border:0;padding:12px 0;outline:0}.filters{display:flex;gap:7px;flex-wrap:wrap;margin:16px 0}.filters button{background:#f1f2f4;color:#555;padding:8px 11px;font-size:12px}.filters button.active{background:#e50012;color:#fff}.city-list{display:grid;gap:11px;max-height:420px;overflow:auto}.city-card{width:100%;border:1px solid #eee;border-radius:7px;background:#fff;text-align:left;padding:15px}.city-card.active{border-color:#e50012;box-shadow:0 6px 16px #e5001215}.city-card header{display:flex;justify-content:space-between;align-items:center;font-weight:700}.city-card header b{color:#e50012;background:#fff1f2;border-radius:12px;padding:2px 8px;font-size:12px}.city-card p{color:#6c7077;font-size:12px;line-height:1.8;margin:8px 0 0}.city-count{font-size:12px;text-align:center;color:#777;margin-top:16px}@media(max-width:800px){.about-header{height:64px}.about-header nav{display:none}.about-hero{height:390px}.about-hero h1{font-size:42px}.profile-grid,.distribution-layout{grid-template-columns:1fr;gap:30px}.about-culture{grid-template-columns:1fr}.culture-tabs{padding:45px 25px}.culture-picture{height:280px}.culture-detail{padding:45px 25px}.map-pane{min-height:430px}.city-panel{border-left:0;border-top:1px solid #eee}.about-media{height:260px}}
.about-media video,.about-media iframe{width:100%;height:100%;display:block;object-fit:cover;background:#111;border:0}
.about-page .container{width:min(1360px,calc(100% - 64px))}.about-page .site-header{padding-left:max(32px,calc((100vw - 1360px)/2));padding-right:max(32px,calc((100vw - 1360px)/2))}.about-page .profile{padding:78px 0}.about-page .profile-grid{gap:96px}.profile-lead{margin:22px 0 0;padding:15px 0 15px 18px;border-left:3px solid #e50012;color:#3f454d;font-size:17px;line-height:1.85;font-weight:600}.about-page .profile-text{margin-top:20px}.about-page .culture-tabs{padding-left:max(36px,calc((100vw - 1360px)/2));padding-right:42px}.about-page .culture-tab{border:0;border-radius:9px;margin:7px 0;padding:15px 14px;transition:background .22s ease,color .22s ease}.about-page .culture-tab:hover{background:#ffffff16;color:#fff}.about-page .culture-tab.active{background:linear-gradient(90deg,#e50012,#e5001266);box-shadow:none}.about-page .filters button{border:0;border-radius:18px;box-shadow:none;transition:background .2s ease,color .2s ease}.about-page .city-card{border-radius:10px}.about-page .city-search{border-radius:18px}.about-page .city-search input{padding-left:4px}@media(max-width:800px){.about-page .container{width:min(1360px,calc(100% - 48px))}.about-page .site-header{padding-left:22px;padding-right:22px}.about-page .profile{padding:58px 0}.profile-lead{font-size:15px;padding-left:14px}.about-page .culture-tabs{padding-left:25px;padding-right:25px}}
.about-page .about-mission{padding:0;border:0}.about-page .about-mission .culture-layout{position:relative;isolation:isolate;overflow:hidden;min-height:510px;background:#fff}.about-page .about-mission .culture-layout:before{content:"";position:absolute;z-index:-2;inset:0;background:url('assets/home-mission-cockpit-chip-hd.jpg') right center/cover no-repeat;filter:contrast(1.06) saturate(1.08)}.about-page .about-mission .culture-layout:after{content:"";position:absolute;z-index:-1;inset:0;pointer-events:none;background:radial-gradient(ellipse 38% 62% at 38% 18%,#fff 10%,#ffffffd6 49%,transparent 73%),radial-gradient(ellipse 36% 48% at 44% 87%,#fff 8%,#ffffffbf 52%,transparent 75%),linear-gradient(90deg,#fff 0%,#fff 25%,#ffffffef 39%,#ffffff92 50%,#ffffff18 66%,transparent 82%)}.about-page .about-mission .culture-copy{position:relative;background:linear-gradient(90deg,#fff 0%,#fffffffc 54%,#ffffffc9 82%,#ffffff28 100%)}.about-page .about-mission .culture-visual{position:relative;overflow:hidden;background:none!important}.about-page .about-mission .culture-visual:before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.42;mix-blend-mode:screen;background:linear-gradient(112deg,transparent 34%,#ff1b2b00 43%,#ff5861a8 48%,#fff4f4c4 50%,#ff58618a 52%,#ff1b2b00 58%,transparent 68%);background-size:235% 100%;background-position:125% 0;animation:mission-circuit-flow 8.5s ease-in-out infinite;mask-image:linear-gradient(90deg,transparent 0%,#000 30%,#000 100%)}@media(max-width:800px){.about-page .about-mission .culture-layout{min-height:0}.about-page .about-mission .culture-layout:before,.about-page .about-mission .culture-layout:after{display:none}.about-page .about-mission .culture-copy{background:#fff}.about-page .about-mission .culture-visual{min-height:290px;background:url('assets/home-mission-cockpit-chip-hd.jpg') 68% center/cover no-repeat!important}}
.about-page .distribution .section-head{display:none}.about-page .distribution{padding-top:72px}.about-page .map-pane:after{content:"集团分布";position:absolute;z-index:3;top:26px;left:30px;color:#17191d;font-size:30px;font-weight:700;letter-spacing:.04em;pointer-events:none}@media(max-width:800px){.about-page .distribution{padding-top:56px}.about-page .map-pane:after{top:18px;left:20px;font-size:24px}}
.about-page .map-popover{left:24px!important;top:auto!important;bottom:24px!important}@media(max-width:800px){.about-page .map-popover{left:14px!important;right:14px;top:auto!important;bottom:14px!important}}
.about-page .city-search input{flex:1;min-width:0}.about-page .city-search span{margin-left:auto;display:grid;place-items:center;width:24px;color:#727780;font-size:17px}
.about-hero{height:470px;min-height:470px}.about-hero small{display:none}.about-culture{grid-template-columns:minmax(300px,30%) minmax(300px,35%) minmax(320px,35%);align-items:stretch}.culture-tabs,.culture-detail{min-height:480px}.culture-detail{display:flex;flex-direction:column;justify-content:center}.culture-detail h2{font-size:clamp(22px,2.2vw,34px);line-height:1.65;overflow-wrap:anywhere}.culture-detail p{margin-top:24px}.map-pane{min-height:610px;background:#fcfcfc}.china-outline,#mapNodes{display:none!important}#chinaMap{width:100%;height:610px}.map-popover{left:24px!important;top:24px!important;max-height:210px;overflow:auto;pointer-events:none}.city-node{display:none}@media(max-width:800px){.about-hero{height:390px;min-height:390px}.about-culture{grid-template-columns:1fr}.culture-tabs,.culture-detail{min-height:0}.culture-detail h2{font-size:24px}.map-pane,#chinaMap{min-height:430px;height:430px}.map-popover{left:14px!important;top:14px!important;right:14px;max-width:none}}