:root{--ink:#0b1729;--muted:#5a687a;--line:#dce4ed;--soft:#f4f7fa;--blue:#1672d4;--blue-dark:#0753aa;--navy:#071c34;--teal:#24c0b4;--white:#fff;--shadow:0 18px 50px rgba(15,43,78,.11);--radius:22px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:86px}body{margin:0;color:var(--ink);background:#fff;font-family:"Microsoft YaHei","PingFang SC",system-ui,-apple-system,sans-serif;line-height:1.7;-webkit-font-smoothing:antialiased}body.nav-open{overflow:hidden}a{color:inherit}img{display:block;max-width:100%}button,input,textarea,select{font:inherit}.shell{width:min(1180px,calc(100% - 48px));margin:0 auto}.skip-link{position:fixed;left:16px;top:-60px;z-index:2000;padding:10px 16px;border-radius:8px;background:#fff;color:var(--navy);box-shadow:var(--shadow)}.skip-link:focus{top:14px}
.site-header{position:fixed;inset:0 0 auto;z-index:1000;border-bottom:1px solid rgba(255,255,255,.06);background:linear-gradient(180deg,rgba(3,18,35,.38),rgba(3,18,35,.06));transition:background .25s,border-color .25s,box-shadow .25s}.site-header.is-scrolled{background:rgba(255,255,255,.95);border-color:rgba(10,33,61,.08);box-shadow:0 8px 28px rgba(15,43,78,.07);backdrop-filter:blur(14px)}.nav-shell{height:82px;display:flex;align-items:center;justify-content:space-between;gap:28px}.site-logo{display:flex;align-items:center;width:176px}.site-logo img{width:100%;height:auto}.main-nav{display:flex;align-items:center;gap:28px}.main-nav a{text-decoration:none;color:#fff;font-size:15px;font-weight:600;position:relative}.site-header.is-scrolled .main-nav a{color:var(--ink)}.main-nav a:not(.nav-contact):not(.language-switch):after{content:"";position:absolute;left:0;right:100%;bottom:-7px;height:2px;background:var(--teal);transition:right .2s}.main-nav a:hover:after,.main-nav a:focus-visible:after{right:0}.main-nav .nav-contact{padding:10px 18px;border:1px solid rgba(255,255,255,.45);border-radius:999px}.site-header.is-scrolled .main-nav .nav-contact{background:var(--blue);border-color:var(--blue);color:#fff}.main-nav .language-switch{display:inline-flex;align-items:center;justify-content:center;min-width:44px;height:34px;padding:0 11px;border:1px solid rgba(255,255,255,.42);border-radius:999px;font-size:13px;letter-spacing:.04em}.main-nav .language-switch:hover,.main-nav .language-switch:focus-visible{background:rgba(255,255,255,.12)}.site-header.is-scrolled .main-nav .language-switch{border-color:#c9d5e2;background:#fff;color:var(--blue-dark)}.nav-toggle{display:none;border:0;background:transparent;color:#fff}.site-header.is-scrolled .nav-toggle{color:var(--ink)}
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;overflow:hidden;background:var(--navy);color:#fff}.hero-backdrop{position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(3,18,35,.97) 0%,rgba(5,28,52,.91) 42%,rgba(5,28,52,.38) 73%,rgba(4,22,43,.52) 100%),var(--hero-image);background-size:cover;background-position:center}.hero-backdrop:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(2,14,28,.16),transparent 55%,rgba(2,14,28,.48)),radial-gradient(circle at 74% 38%,rgba(62,157,242,.15),transparent 30%)}.hero:before{content:"";position:absolute;width:600px;height:600px;border-radius:50%;left:-220px;bottom:-380px;background:rgba(36,192,180,.18);filter:blur(4px)}.hero:after{content:"";position:absolute;right:-120px;top:110px;width:340px;height:340px;border:1px solid rgba(255,255,255,.15);border-radius:42% 58% 61% 39%;transform:rotate(20deg)}.hero-grid{position:relative;z-index:1;padding:130px 0 105px}.hero-copy{max-width:810px}.eyebrow,.section-kicker{margin:0 0 18px;color:#57d8ce;font-size:13px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.hero .eyebrow{display:inline-flex;align-items:center;min-height:34px;padding:6px 12px;border:1px solid rgba(119,226,217,.28);border-radius:999px;background:rgba(11,51,76,.42);backdrop-filter:blur(10px)}.hero h1{max-width:810px;margin:0;font-size:clamp(48px,5.4vw,76px);line-height:1.12;letter-spacing:-.05em;text-shadow:0 8px 32px rgba(0,0,0,.16)}.hero-lead{max-width:680px;margin:27px 0 0;color:rgba(255,255,255,.78);font-size:19px;line-height:1.85}.hero-actions{display:flex;gap:14px;margin-top:34px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 26px;border:1px solid transparent;border-radius:999px;text-decoration:none;font-weight:700;cursor:pointer;transition:transform .2s,background .2s,border-color .2s,box-shadow .2s}.button:hover{transform:translateY(-2px)}.button-primary{background:linear-gradient(135deg,#258cf1,#1262c2);color:#fff;box-shadow:0 12px 28px rgba(21,114,212,.28)}.button-primary:hover{box-shadow:0 16px 32px rgba(21,114,212,.36)}.button-ghost{border-color:rgba(255,255,255,.36);color:#fff;background:rgba(255,255,255,.07);backdrop-filter:blur(8px)}.button-ghost:hover{background:rgba(255,255,255,.14)}.hero-proof{display:grid;grid-template-columns:repeat(3,1fr);max-width:810px;margin:50px 0 0;padding:20px 22px;border:1px solid rgba(255,255,255,.14);border-radius:18px;background:rgba(5,28,52,.28);backdrop-filter:blur(12px);list-style:none;gap:24px}.hero-proof li{display:flex;flex-direction:column}.hero-proof strong{font-size:16px}.hero-proof span{color:rgba(255,255,255,.6);font-size:13px}.hero-scroll{position:absolute;z-index:2;left:50%;bottom:22px;display:flex;align-items:center;gap:9px;transform:translateX(-50%);color:rgba(255,255,255,.62);font-size:12px;letter-spacing:.08em;text-decoration:none}.hero-scroll i{display:grid;place-items:center;width:28px;height:28px;border:1px solid rgba(255,255,255,.28);border-radius:50%;font-style:normal;transition:transform .2s,background .2s}.hero-scroll:hover i{transform:translateY(3px);background:rgba(255,255,255,.1)}
.section{padding:112px 0}.section-soft{background:linear-gradient(180deg,#f6f9fc,#eef4f9)}.about{position:relative;overflow:hidden}.about:after{content:"";position:absolute;right:-140px;top:-170px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(22,114,212,.09),transparent 67%);pointer-events:none}.about-grid{position:relative;z-index:1;display:grid;grid-template-columns:.88fr 1.12fr;gap:100px;align-items:start}.section h2{margin:0;font-size:clamp(34px,4vw,52px);line-height:1.22;letter-spacing:-.035em}.section-kicker{color:var(--blue)}.section-lead{margin:4px 0 0;color:#415065;font-size:18px;line-height:2}.about-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}.about-points span{padding:9px 14px;border:1px solid #d4e2ee;border-radius:999px;background:#f8fbfd;color:#274563;font-size:13px;font-weight:700;box-shadow:0 6px 18px rgba(15,43,78,.04)}.section-head{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(320px,.8fr);align-items:end;gap:70px;margin-bottom:46px}.section-head>p{margin:0;color:var(--muted);font-size:16px}.service-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px}.service-card{position:relative;min-height:310px;padding:36px;border:1px solid rgba(204,220,234,.88);border-radius:var(--radius);background:linear-gradient(145deg,#fff 0%,#fbfdff 72%,#eef7ff 100%);overflow:hidden;box-shadow:0 10px 32px rgba(15,43,78,.05);transition:transform .25s,border-color .25s,box-shadow .25s}.service-card:before{content:"";position:absolute;inset:0 auto 0 0;width:4px;background:linear-gradient(180deg,var(--blue),var(--teal));opacity:.82}.service-card:hover{transform:translateY(-6px);border-color:#b8d5f0;box-shadow:var(--shadow)}.service-number{position:absolute;right:26px;top:18px;color:#e1ebf4;font-size:58px;font-weight:800;line-height:1}.service-icon{display:grid;place-items:center;width:62px;height:62px;margin-bottom:48px;border-radius:18px;background:linear-gradient(145deg,#e8f3ff,#f1fffd);color:var(--blue);box-shadow:0 10px 24px rgba(22,114,212,.1)}.service-card h3{margin:0 0 14px;font-size:24px}.service-card p{max-width:500px;margin:0;color:var(--muted)}
.project-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:24px}.project-card{display:flex;flex-direction:column;min-width:0;border:1px solid var(--line);border-radius:var(--radius);background:#fff;overflow:hidden;box-shadow:0 10px 34px rgba(15,43,78,.07);transition:transform .25s,box-shadow .25s,border-color .25s}.project-card:hover{transform:translateY(-6px);border-color:#bed7ee;box-shadow:var(--shadow)}.project-image{height:250px;overflow:hidden;background:#e9f0f6}.project-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.project-card:hover .project-image img{transform:scale(1.035)}.project-placeholder{position:relative;background:linear-gradient(145deg,#082b50,#1672d4)}.project-placeholder:before,.project-placeholder:after,.project-placeholder span{content:"";position:absolute;border:1px solid rgba(255,255,255,.23);border-radius:30px;transform:rotate(25deg)}.project-placeholder:before{width:220px;height:120px;right:-20px;top:-25px}.project-placeholder:after{width:260px;height:150px;left:-45px;bottom:-45px}.project-placeholder span{width:100px;height:100px;left:50%;top:50%;transform:translate(-50%,-50%) rotate(45deg);background:rgba(36,192,180,.14)}.project-body{display:flex;flex-direction:column;flex:1;padding:30px}.project-category{color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.1em}.project-body h3{margin:8px 0 12px;font-size:24px}.project-body p{margin:0;color:var(--muted)}.project-result{margin-top:18px;padding:13px 15px;border-left:3px solid var(--teal);background:#f3fbfa;color:#315762;font-size:14px}.text-link{margin-top:auto;padding-top:22px;color:var(--blue-dark);font-weight:700;text-decoration:none}.text-link span{display:inline-block;transition:transform .2s}.text-link:hover span{transform:translateX(4px)}
.process{background:linear-gradient(145deg,#061a31,#0a2c4e);color:#fff}.section-head.light>p{color:rgba(255,255,255,.62)}.process .section-kicker{color:#57d8ce}.process-list{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin:0;padding:0;list-style:none;border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);overflow:hidden}.process-list li{min-height:250px;padding:30px;border-right:1px solid rgba(255,255,255,.14)}.process-list li:last-child{border-right:0}.process-list span{color:#57d8ce;font-size:13px;font-weight:800;letter-spacing:.12em}.process-list h3{margin:46px 0 12px;font-size:21px}.process-list p{margin:0;color:rgba(255,255,255,.62);font-size:14px}
.contact{background:#f7f9fc}.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:76px;align-items:start}.contact-copy>p:not(.section-kicker){max-width:470px;color:var(--muted)}.contact-copy dl{margin:38px 0 0}.contact-copy dl div{padding:16px 0;border-top:1px solid var(--line)}.contact-copy dt{color:#768396;font-size:12px;font-weight:700}.contact-copy dd{margin:3px 0 0;font-weight:700}.contact-copy dd a{text-decoration:none}.contact-form{position:relative;padding:36px;border:1px solid #e0e7ef;border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.contact-form label{display:block;margin-bottom:18px}.contact-form label>span{display:block;margin-bottom:7px;color:#3d4c60;font-size:13px;font-weight:700}.contact-form input,.contact-form textarea{width:100%;border:1px solid #ccd6e2;border-radius:10px;background:#fbfcfe;color:var(--ink);outline:0;padding:13px 14px;transition:border-color .2s,box-shadow .2s}.contact-form input{height:49px}.contact-form textarea{resize:vertical;min-height:138px}.contact-form input:focus,.contact-form textarea:focus{border-color:#57a5ed;box-shadow:0 0 0 4px rgba(22,114,212,.11);background:#fff}.contact-form .consent{display:flex;align-items:flex-start;gap:9px}.contact-form .consent input{width:18px;height:18px;margin:3px 0 0;flex:0 0 auto}.contact-form .consent span{margin:0;color:#667589;font-size:13px;font-weight:400}.form-submit{width:100%;border:0}.form-submit:disabled{cursor:wait;opacity:.65}.form-status{min-height:25px;margin:12px 0 0;font-size:14px}.form-status.is-success{color:#117247}.form-status.is-error{color:#b12a2a}.honeypot{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;overflow:hidden!important}
.site-footer{background:#051526;color:#fff}.footer-main{display:grid;grid-template-columns:1.3fr .65fr 1fr;gap:90px;padding:66px 0}.footer-main>div{display:flex;flex-direction:column;align-items:flex-start}.footer-main img{width:185px;filter:brightness(0) invert(1);opacity:.9}.footer-main p{max-width:390px;margin:22px 0 0;color:rgba(255,255,255,.58)}.footer-main strong{margin-bottom:17px}.footer-main a,.footer-main span{margin:4px 0;color:rgba(255,255,255,.68);text-decoration:none}.footer-main a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:24px;padding:20px 0;border-top:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.46);font-size:13px}.footer-bottom a{color:inherit;text-decoration:none}
@media(max-width:1080px){.main-nav{gap:18px}.main-nav a{font-size:14px}.about-grid,.contact-grid{gap:50px}.process-list{grid-template-columns:repeat(2,1fr)}.process-list li:nth-child(2){border-right:0}.process-list li:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.14)}}
@media(max-width:760px){html{scroll-padding-top:70px}.shell{width:min(100% - 32px,1180px)}.nav-shell{height:70px}.site-logo{width:145px}.nav-toggle{display:flex;width:52px;height:44px;align-items:center;justify-content:center;flex-direction:column;gap:5px;position:relative;z-index:2}.nav-toggle span{width:24px;height:2px;border-radius:2px;background:currentColor;transition:transform .2s,opacity .2s}.nav-toggle b{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.main-nav{position:fixed;inset:0;display:flex;align-items:flex-start;justify-content:center;flex-direction:column;gap:4px;padding:100px 28px 40px;background:#071c34;transform:translateX(100%);visibility:hidden;transition:transform .28s,visibility .28s}.main-nav.is-open{transform:none;visibility:visible}.main-nav a,.site-header.is-scrolled .main-nav a{width:100%;padding:14px 10px;border-bottom:1px solid rgba(255,255,255,.1);color:#fff;font-size:20px}.main-nav .nav-contact,.site-header.is-scrolled .main-nav .nav-contact{width:auto;margin-top:20px;padding:12px 22px;border:0;background:var(--blue)}.hero{min-height:100vh;min-height:100svh;align-items:flex-start}.hero-backdrop{background-image:linear-gradient(180deg,rgba(4,22,43,.76),rgba(4,22,43,.96)),var(--hero-image);background-position:center}.hero-grid{padding:116px 0 72px}.hero .eyebrow{max-width:100%;font-size:11px;letter-spacing:.1em}.hero h1{font-size:clamp(38px,11vw,52px);letter-spacing:-.04em}.hero-lead{font-size:16px}.hero-actions{flex-direction:column}.hero-actions .button{width:100%}.hero-proof{grid-template-columns:1fr;gap:14px;margin-top:38px;padding:20px}.hero-proof li{padding-left:14px;border-left:2px solid rgba(87,216,206,.7)}.hero-scroll{display:none}.section{padding:76px 0}.about-grid,.section-head,.contact-grid{grid-template-columns:1fr;gap:28px}.section h2{font-size:34px}.section-head{align-items:start;margin-bottom:30px}.section-head>p{font-size:15px}.section-lead{font-size:16px}.service-grid,.project-grid{grid-template-columns:1fr}.service-card{min-height:0;padding:28px}.service-icon{margin-bottom:32px}.project-image{height:210px}.process-list{grid-template-columns:1fr}.process-list li{min-height:0;border-right:0;border-bottom:1px solid rgba(255,255,255,.14)}.process-list li:last-child{border-bottom:0}.process-list h3{margin:22px 0 8px}.form-row{grid-template-columns:1fr;gap:0}.contact-form{padding:24px}.footer-main{grid-template-columns:1fr;gap:36px;padding:50px 0}.footer-bottom{flex-direction:column;gap:8px}.footer-main img{width:160px}}
@media(min-width:761px) and (max-height:760px){.hero-grid{padding:112px 0 76px}.hero-proof{margin-top:34px}.hero-scroll{display:none}}
@media(max-width:760px){.main-nav{padding-top:90px;padding-bottom:36px;overflow-y:auto}.main-nav .language-switch,.site-header.is-scrolled .main-nav .language-switch{width:auto;min-width:70px;height:40px;margin-top:10px;padding:0 16px;border:1px solid rgba(255,255,255,.34);background:transparent;color:#fff;font-size:15px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}