:root{--primary:#039;--primary-2:#05c;--primary-3:#9cc0ff;--accent:#c2a165;--gold-2:#e8d9b8;--gold-3:#a8894e;--bg:#fff;--bg-soft:#f8f9fa;--dark:#0a0a0a;--card:#fff;--ink:#333;--muted:#666;--line:#e0e0e0;--radius:4px;--maxw:1080px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{color:var(--ink);background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:16px;line-height:1.75}img{max-width:100%;display:block}a{color:var(--primary-2);text-decoration:none}a:hover{color:var(--primary)}.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}.btn{border-radius:var(--radius);padding:11px 26px;font-size:15px;font-weight:700;text-decoration:none;transition:background .15s;display:inline-block}.btn-light{color:var(--primary);background:#fff}.btn-light:hover{color:var(--primary);background:#eaf1ff}.btn-ghost{color:#fff;background:0 0;border:1px solid #ffffffb3}.btn-ghost:hover{color:#fff;background:#ffffff1f}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-2);color:#fff}.site-header{background:var(--primary);z-index:50;position:sticky;top:0}.header-inner{max-width:var(--maxw);justify-content:space-between;align-items:center;height:64px;margin:0 auto;padding:0 20px;display:flex}.logo{color:#fff;align-items:baseline;gap:10px;display:flex}.logo:hover{color:#fff}.logo .logo-en{letter-spacing:2px;color:#fff;font-size:22px;font-weight:800}.logo .logo-cn{color:var(--gold-2);font-size:16px;font-weight:600}.main-nav{align-items:center;gap:4px;display:flex}.main-nav a{color:#ffffffd9;border-radius:var(--radius);padding:8px 14px;font-size:15px}.main-nav a:hover{color:#fff;background:#ffffff24}.main-nav a.nav-cta{color:var(--primary);background:#fff;margin-left:8px;font-weight:700}.main-nav a.nav-cta:hover{color:var(--primary);background:#eaf1ff}.menu-btn,.nav-toggle{display:none}.nav-toggle-label{color:#fff;cursor:pointer;padding:8px;font-size:22px;display:none}@media (width<=860px){.main-nav{display:none}.nav-toggle-label{display:block}.nav-toggle:checked~.header-inner .main-nav{background:var(--primary-2);flex-direction:column;gap:2px;padding:12px 20px;display:flex;position:absolute;top:64px;left:0;right:0}.nav-toggle:checked~.header-inner .main-nav a{padding:12px 14px}}.hero-home{color:#fff;text-align:center;background:linear-gradient(#09132985 0%,#091329bd 100%),url(/imgs/banner/b1.jpg) 50%/cover no-repeat;padding:84px 0 64px;position:relative;overflow:hidden}.hero-home h1{line-height:1.3}.hero-brand{letter-spacing:5px;color:#ffffffd9;margin-bottom:12px;font-size:clamp(19px,3vw,26px);font-weight:700;display:block}.hero-slogan{letter-spacing:6px;color:#fff;font-size:clamp(36px,6vw,54px);font-weight:800;display:block}.hero-tags{letter-spacing:2px;color:#ffffffbf;margin-top:18px;font-size:15px;font-weight:400;display:block}.hero-sub{color:#ffffffd1;max-width:840px;margin:24px auto 0;font-size:16px;line-height:1.9}.hero-cta{flex-wrap:wrap;justify-content:center;gap:14px;margin-top:32px;display:flex}.hero-slides{margin-top:24px;display:grid}.hero-slide{opacity:0;visibility:hidden;pointer-events:none;grid-area:1/1;transition:opacity .5s}.hero-slide.is-active{opacity:1;visibility:visible;pointer-events:auto}.hero-slide .hero-sub{margin-top:0}.hero-home.slide-2{background:linear-gradient(#09132985 0%,#091329bd 100%),url(/imgs/banner/b2.jpg) 50%/cover no-repeat}.hero-home.slide-3{background:linear-gradient(#09132985 0%,#091329bd 100%),url(/imgs/banner/b3.jpg) 50%/cover no-repeat}.hero-home.slide-4{background:linear-gradient(#09132985 0%,#091329bd 100%),url(/imgs/banner/b4.jpg) 50%/cover no-repeat}.hero-home.slide-2,.hero-home.slide-3,.hero-home.slide-4{text-align:left}.hero-home.slide-2 .hero-sub,.hero-home.slide-3 .hero-sub,.hero-home.slide-4 .hero-sub{max-width:620px;margin-left:0}.hero-home.slide-2 .hero-cta,.hero-home.slide-3 .hero-cta,.hero-home.slide-4 .hero-cta,.hero-home.slide-2 .hero-dots,.hero-home.slide-3 .hero-dots,.hero-home.slide-4 .hero-dots{justify-content:flex-start}.hero-dots{justify-content:center;gap:8px;margin-top:40px;display:flex}.hero-dots button{cursor:pointer;background:#ffffff59;border:0;border-radius:50%;width:8px;height:8px;padding:0}.hero-dots button.on{background:#fff}.page-hero{background:linear-gradient(150deg, var(--primary) 0%, var(--primary-2) 100%);color:#fff;padding:56px 0}.page-hero h1{margin-bottom:14px;font-size:34px;font-weight:800;line-height:1.3}.page-hero .hero-short{color:#ffffffd9;max-width:720px;font-size:17px}.page-hero .hero-meta{color:#ffffffb3;margin-top:18px;font-size:14px}.section{padding:48px 0}.section-soft{background:var(--bg-soft)}.section h2{border-left:4px solid var(--accent);margin-bottom:20px;padding-left:12px;font-size:26px;line-height:1.4}.section h3{margin:24px 0 12px;font-size:20px}.section p+p{margin-top:12px}.section .lead{color:var(--ink);font-size:17px}.sec-head{justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:22px;display:flex}.sec-head h2{margin-bottom:0}.link-more{color:var(--accent);white-space:nowrap;font-size:14.5px;font-weight:600}.link-more:hover{color:var(--gold-3);text-decoration:underline}.card-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.card-grid.cols-2{grid-template-columns:repeat(2,1fr)}.card-grid.cols-4{grid-template-columns:repeat(4,1fr)}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:box-shadow .15s,border-color .15s}.card:hover{border-color:var(--primary-2);box-shadow:0 6px 20px #00339914}.card h3{margin-top:0;font-size:19px}.card p{color:var(--muted);font-size:14.5px}.card .card-link{color:var(--accent);margin-top:12px;font-weight:600;display:inline-block}.card .card-link:hover{color:var(--gold-3);text-decoration:underline}.cat-card,.course-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);color:inherit;transition:box-shadow .15s,border-color .15s;display:block;overflow:hidden}.cat-card:hover,.course-card:hover{border-color:var(--primary-2);box-shadow:0 6px 18px #0033991a}.cat-card .card-img,.course-card .card-img{width:100%;height:auto;margin-bottom:14px;display:block}.cat-card .ph{min-height:110px;margin-bottom:14px;font-size:13px}.cat-card h3{margin:0 0 8px;padding:0 18px;font-size:17px}.cat-card p{color:var(--muted);padding:0 18px 18px;font-size:13.5px}.course-card{padding-bottom:16px}.course-card .course-ph{min-height:130px;margin-bottom:14px;font-size:13px}.course-card h3{margin:0 0 8px;padding:0 18px;font-size:17px}.course-card p{color:var(--muted);padding:0 18px;font-size:13.5px}.course-card .card-link{margin:10px 18px 0}.split{grid-template-columns:1fr 1.1fr;align-items:center;gap:32px;margin-bottom:28px;display:grid}.media-img{border-radius:var(--radius);width:100%;height:auto;display:block}.split-media .ph{min-height:260px}.split-text p{color:var(--ink);font-size:15.5px}.split-text .link-more{margin-top:14px;font-size:15px;display:inline-block}.blue-panel{background:linear-gradient(140deg, var(--primary) 0%, var(--primary-2) 100%);color:#fff;border-radius:var(--radius);grid-template-columns:1fr 1.2fr;align-items:center;gap:28px;margin-bottom:26px;padding:28px;display:grid}.panel-media .ph{color:#ffffffbf;background:#ffffff1f;border-color:#ffffff59;min-height:220px}.panel-text h3{color:#fff;margin:0 0 12px;font-size:22px}.panel-text p{color:#ffffffd9;margin-bottom:18px;font-size:15px}.note{color:var(--muted);margin-top:16px;font-size:13.5px}.data-band{background:var(--primary);color:#fff;padding:36px 0}.data-band dl{text-align:center;grid-template-columns:repeat(4,1fr);gap:16px;display:grid}.data-band dt{color:var(--gold-2);font-size:30px;font-weight:800;line-height:1.2}.data-band dd{color:#ffffffbf;margin-top:6px;font-size:14px}table{border-collapse:collapse;background:var(--card);border-radius:var(--radius);width:100%;font-size:15px;overflow:hidden}th,td{text-align:left;border-bottom:1px solid var(--line);padding:12px 14px}th{background:#eef2f8;font-weight:700}.keypoints{grid-template-columns:repeat(2,1fr);gap:10px;list-style:none;display:grid}.keypoints li{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px 16px 12px 34px;font-size:15px;position:relative}.keypoints li:before{content:"";background:var(--primary-2);border-radius:50%;width:7px;height:7px;margin-top:-4px;position:absolute;top:50%;left:14px}.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:14px;padding:18px 22px}.faq-item h2{border:none;margin-bottom:8px;padding-left:0;font-size:17px}.faq-item p{color:var(--ink);font-size:15px}.breadcrumbs{color:#999;padding:12px 0 0;font-size:12px}.breadcrumbs ol{flex-wrap:wrap;gap:6px;list-style:none;display:flex}.breadcrumbs li{gap:6px;display:flex}.breadcrumbs a{color:#999;text-decoration:none}.breadcrumbs a:hover{color:var(--primary);text-decoration:underline}.breadcrumbs li+li:before{content:"›";color:#c4c4c4}.steps{counter-reset:step;grid-template-columns:repeat(4,1fr);gap:14px;list-style:none;display:grid}.steps li{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;position:relative}.steps li:before{counter-increment:step;content:counter(step);background:var(--primary);color:#fff;text-align:center;border-radius:50%;width:30px;height:30px;margin-bottom:10px;font-weight:800;line-height:30px;display:block}.steps li strong{margin-bottom:4px;font-size:16px;display:block}.steps li span{color:var(--muted);font-size:14px}.steps.flow-6{grid-template-columns:repeat(6,1fr)}.steps .step-img{width:100%;min-height:130px;margin-bottom:12px}.steps .step-img img{object-fit:cover;width:100%;height:100%;display:block}.module-block{border-radius:var(--radius);background:linear-gradient(140deg,#eef3fb 0%,#e2ebf8 100%);border:1px solid #d5e0f2;padding:26px 30px}.module-block+.module-block{margin-top:18px}.module-block h2{margin-bottom:10px;font-size:21px}.module-block p{color:var(--ink);max-width:760px;margin:0;font-size:15px}.module-link{color:var(--accent);margin-top:12px;font-weight:700;display:inline-block}.module-link:hover{color:var(--gold-3);text-decoration:underline}.equip-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.equip-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;transition:box-shadow .15s,border-color .15s}.equip-card:hover{border-color:var(--primary-2);box-shadow:0 6px 20px #00339914}.equip-card .eq-img{width:100%;min-height:120px;margin-bottom:14px}.equip-card .eq-img img{object-fit:cover;width:100%;height:100%;display:block}.equip-card h3{margin-top:0;font-size:17px}.equip-card p{color:var(--muted);font-size:14px}.person-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px}.person-card .person-name{font-size:18px;font-weight:800}.person-card .person-title{color:var(--accent);margin:4px 0 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button:hover{background:var(--primary-2)}.form-note{color:var(--muted);margin-top:12px;font-size:13.5px}.form-msg{border-radius:var(--radius);background:#eaf1ff;border:1px solid #c9dcf8;margin-top:12px;padding:12px;font-size:14px;display:none}.cta-band{background:var(--primary);color:#fff;border-radius:var(--radius);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;padding:30px 32px;display:flex}.cta-band h2{color:#fff;border:none;padding:0;font-size:22px}.cta-band p{color:#ffffffbf;font-size:14.5px}.cta-band .cta-contact{text-align:right}.cta-band .cta-contact strong{color:var(--gold-2);font-size:18px;display:block}.site-footer{background:var(--primary);color:#fffc;margin-top:60px;font-size:14px}.footer-grid{max-width:var(--maxw);grid-template-columns:1.3fr 1fr 1.2fr;gap:32px;margin:0 auto;padding:48px 20px 32px;display:grid}.footer-grid h4{color:#fff;margin-bottom:14px;font-size:15px}.footer-grid a{color:#ffffffbf;padding:3px 0;display:block}.footer-grid a:hover{color:var(--primary-3)}.footer-grid p{line-height:1.7}.footer-nav a{margin:0 12px 8px 0;padding:0;display:inline-block}.footer-city{margin-bottom:12px}.footer-city strong{color:#fff;display:block}.qr-ph{color:#ffffffb3;background:#ffffff1a;border-color:#ffffff4d;width:110px;min-height:110px;margin-top:12px;font-size:12px}.footer-bottom{text-align:center;color:#ffffff80;border-top:1px solid #ffffff26;padding:18px 20px;font-size:13px;line-height:1.9}@media (width<=860px){.card-grid,.card-grid.cols-2,.card-grid.cols-4{grid-template-columns:1fr}.data-band dl,.keypoints,.steps,.steps.flow-6,.equip-grid{grid-template-columns:repeat(2,1fr)}.module-block{padding:20px}.split,.blue-panel,.footer-grid{grid-template-columns:1fr}.page-hero h1{font-size:26px}.hero-home{padding:56px 0 44px}.cta-band .cta-contact{text-align:left}}@media (width<=1080px){.steps.flow-6{grid-template-columns:repeat(3,1fr)}}@media (width<=560px){.card-grid.cols-4,.steps.flow-6,.equip-grid{grid-template-columns:1fr}.sec-head{flex-direction:column;gap:4px}}.page-hero--banner{background:linear-gradient(150deg,#0a2c5ff0 0%,#0a2c5fd6 55%,#0a2c5f99 100%),url(/imgs/identify/banner.jpg) 50%/cover no-repeat;align-items:center;min-height:320px;display:flex}.page-hero--banner .container{z-index:1;position:relative}.cat-img{aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius);background:#0a2c5f;width:100%;margin-bottom:14px;display:block}.module-media{grid-template-columns:1.15fr 1fr;align-items:center;gap:26px;display:grid}.module-media .module-img{border-radius:var(--radius);width:100%;display:block;box-shadow:0 12px 30px #0a2c5f29}.steps.flow-badge li:before{display:none}.step-no{color:#0a2c5f;letter-spacing:1px;background:#b3d9ff;border-radius:8px 8px 0 0;margin-bottom:18px;padding:5px 14px 8px;font-size:14px;font-weight:800;display:inline-block;position:relative}.step-no:after{content:"";background:#039;border-radius:0 0 8px 8px;height:11px;position:absolute;bottom:-7px;left:-4px;right:-4px}.device-grid{grid-template-columns:repeat(4,1fr);gap:12px;display:grid}.device-grid .dev{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.device-grid .dev img{aspect-ratio:4/3;object-fit:cover;width:100%;display:block}.person-photo{aspect-ratio:3/4;object-fit:cover;border-radius:var(--radius);background:#333;width:100%;margin-bottom:12px;display:block}@media (width<=860px){.module-media{grid-template-columns:1fr}.device-grid{grid-template-columns:repeat(3,1fr)}}@media (width<=560px){.device-grid{grid-template-columns:repeat(2,1fr)}}