:root{
  --deep:#061A2F;
  --navy:#071F3A;
  --green:#00C878;
  --cyan:#12D8FF;
  --text:#0A2036;
  --muted:#607086;
  --line:#DDE8F3;
  --bg:#F4F8FC;
  --white:#fff;
  --shadow:0 22px 60px rgba(7,31,58,.12);
  --radius:24px;
  --max:1280px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Microsoft YaHei",PingFang SC,Arial,sans-serif;color:var(--text);background:#fff;line-height:1.7}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.container{max-width:var(--max);margin:0 auto;padding:0 22px}
.topbar{background:#071A2C;color:#fff;font-size:14px}
.topbar .container{display:flex;justify-content:space-between;gap:20px;padding-top:9px;padding-bottom:9px}
.topbar span{margin-right:22px}
.navbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);box-shadow:0 8px 25px rgba(7,31,58,.08)}
.navbar .container{height:82px;display:flex;align-items:center;justify-content:space-between;gap:26px}
.logo{display:flex;align-items:center;gap:12px;font-weight:900;color:#1b2a3a;min-width:330px}
.logo small{display:block;font-size:10px;color:#6B7B8F;font-weight:500;margin-top:4px}
.logo-mark{position:relative;width:44px;height:34px;display:inline-block;flex:0 0 auto}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;transform:rotate(45deg);border-radius:5px}
.logo-mark:before{width:24px;height:24px;background:#0FD35F;left:0;top:5px}
.logo-mark:after{width:24px;height:24px;background:#0647FF;left:18px;top:5px}
.logo-mark i{position:absolute;width:18px;height:18px;background:#FF1E1E;left:17px;top:13px;transform:rotate(45deg);border-radius:3px;z-index:2}
.navlinks{display:flex;align-items:center;gap:20px;font-weight:800;white-space:nowrap}
.navlinks a{color:#12263A}
.navlinks a.active{color:var(--green)}
.nav-btn{background:linear-gradient(135deg,var(--green),var(--cyan));border-radius:999px;padding:10px 16px;color:#05172B!important}
.menu-btn{display:none}

.hero{position:relative;min-height:720px;background:#071f3a;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0}
.hero-bg img{width:100%;height:100%;object-fit:cover}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,20,38,.92) 0%,rgba(5,20,38,.72) 47%,rgba(5,20,38,.54) 100%),radial-gradient(circle at 82% 20%,rgba(18,216,255,.26),transparent 30%);z-index:1}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr .88fr;gap:48px;align-items:center;min-height:720px;padding-top:85px;padding-bottom:85px}
.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:9px;font-weight:900;color:var(--green);background:rgba(0,200,120,.13);border-radius:999px;padding:7px 14px;margin-bottom:18px}
.eyebrow:before,.section-kicker:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 6px rgba(0,200,120,.13)}
.section-kicker{background:#E7FFF4}
.section-kicker.green{background:rgba(0,200,120,.14)}
h1,h2,h3{margin:0;line-height:1.2}
h1{font-size:66px;letter-spacing:-2px}
.hero-sub{font-size:24px;font-weight:900;margin:22px 0;color:#fff}
.hero-copy{font-size:18px;color:rgba(255,255,255,.86);max-width:760px;margin:0 0 34px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;border:none;cursor:pointer;border-radius:12px;padding:14px 24px;font-weight:900;font-size:16px;transition:.22s}
.btn:hover{transform:translateY(-2px)}
.btn.primary{background:linear-gradient(135deg,var(--green),var(--cyan));color:#05172B;box-shadow:0 16px 36px rgba(0,200,120,.28)}
.btn.ghost{border:1px solid rgba(255,255,255,.45);color:#fff;background:rgba(255,255,255,.06)}
.btn.dark{background:#071A2C;color:#fff}
.hero-card{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.20);border-radius:var(--radius);padding:34px;backdrop-filter:blur(12px);box-shadow:0 20px 60px rgba(0,0,0,.22)}
.hero-card h3{color:#fff;font-size:28px;margin-bottom:18px}
.hero-card ul{list-style:none;padding:0;margin:0;display:grid;gap:15px}
.hero-card li{display:flex;gap:12px;color:rgba(255,255,255,.86);font-weight:700}
.hero-card span{width:26px;height:26px;border-radius:50%;background:var(--green);display:inline-flex;align-items:center;justify-content:center;color:#fff;flex:0 0 auto}

.section{padding:88px 0}
.section:nth-child(even){background:var(--bg)}
.section-head{text-align:center;max-width:900px;margin:0 auto 42px}
.section-head h2,.split-text h2,.value h2,.process h2,.industries h2{font-size:42px;margin:0 0 18px;color:var(--text)}
.section-head p,.split-text p,.process p{font-size:18px;color:var(--muted)}
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:center}
.split-image img,.feature-image img,.wide-image,.why-image img,.process img{border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--line);width:100%}
.problem-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:36px}
.problem-grid article,.service-grid article,.direction-grid article,.compare-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:26px;box-shadow:0 12px 34px rgba(7,31,58,.06)}
.problem-grid b{color:var(--green);font-size:18px}
.problem-grid h3,.service-grid h3,.direction-grid h3{font-size:22px;margin:8px 0 10px}
.problem-grid p,.service-grid p,.direction-grid p{color:var(--muted);margin:0}

.dark{background:linear-gradient(135deg,#061A2F,#092A4D)!important;color:#fff}
.dark h2{color:#fff}
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px}
.value-grid article{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:22px;padding:30px}
.value-grid .icon{width:52px;height:52px;border-radius:16px;background:rgba(0,200,120,.18);border:1px solid rgba(0,200,120,.38);display:flex;align-items:center;justify-content:center;color:var(--green);font-size:28px;margin-bottom:20px}
.value-grid h3{font-size:24px;color:#fff}
.value-grid p{color:rgba(255,255,255,.78)}

.feature-image{margin-bottom:28px}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.service-grid ul{padding-left:18px;color:#24415F;margin-bottom:0}
.process-layout{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:start}
.timeline{display:grid;gap:16px}
.timeline article{position:relative;background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px 24px 22px 72px;box-shadow:0 10px 26px rgba(7,31,58,.06)}
.timeline b{position:absolute;left:22px;top:22px;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--green),var(--cyan));display:flex;align-items:center;justify-content:center;color:#fff}
.timeline h3{font-size:21px}
.timeline p{font-size:15px;margin:6px 0 0}

.wide-image{margin-bottom:28px}
.direction-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tag-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:30px}
.tag-grid span{border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.08);border-radius:999px;padding:13px 16px;text-align:center;color:rgba(255,255,255,.86);font-weight:800}
.output-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.output-grid span{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;text-align:center;font-weight:900;box-shadow:0 9px 24px rgba(7,31,58,.05)}
.why-layout{display:grid;grid-template-columns:.95fr 1.05fr;gap:44px;align-items:center}
.why-list{display:grid;gap:14px}
.why-list article{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 20px 18px 66px;position:relative;box-shadow:0 8px 24px rgba(7,31,58,.05)}
.why-list b{position:absolute;left:18px;top:20px;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--green),var(--cyan));display:flex;align-items:center;justify-content:center;color:#fff}
.why-list h3{font-size:20px}.why-list p{margin:6px 0 0;color:var(--muted)}

.faq-list{max-width:900px;margin:0 auto;display:grid;gap:14px}
details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px 24px;box-shadow:0 8px 24px rgba(7,31,58,.05)}
summary{cursor:pointer;font-weight:900;font-size:18px}
details p{color:var(--muted);margin:14px 0 0}

.cta{position:relative;overflow:hidden;padding:100px 0;color:var(--text);background:#EFF5FA}
.cta-bg{position:absolute;inset:0;opacity:.58}
.cta-bg img{width:100%;height:100%;object-fit:cover}
.cta:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.98),rgba(255,255,255,.9),rgba(255,255,255,.54));z-index:1}
.cta .container{position:relative;z-index:2}
.cta h2{font-size:46px;max-width:720px;margin-bottom:20px}
.cta p{font-size:18px;color:#3F536A;max-width:740px}

.form{background:#fff;border:1px solid var(--line);border-radius:28px;padding:38px;box-shadow:var(--shadow)}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.form label{font-weight:900;color:#1C344E}
input,textarea{width:100%;margin-top:8px;border:1px solid #D7E2EE;border-radius:14px;padding:14px 16px;font-family:inherit;font-size:15px}
textarea{min-height:140px;resize:vertical}
fieldset{border:1px solid #D7E2EE;border-radius:18px;margin:22px 0 0;padding:20px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
legend{font-weight:900;padding:0 8px}
fieldset label{background:#F7FAFD;border:1px solid #E3ECF5;border-radius:14px;padding:12px;color:#35506B}
.full{display:block;margin-top:20px}
.form .btn{margin-top:24px}

.footer{background:#071A2C;color:#D6E3EE;padding:30px 0}
.footer .container{display:flex;justify-content:space-between;gap:30px}
.footer strong{color:#fff;font-size:18px}
.footer p{margin:6px 0;color:#ADC2D5}

@media(max-width:1120px){
  .navlinks{display:none}.menu-btn{display:block;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 14px;font-weight:900}
  .hero-inner,.split,.process-layout,.why-layout{grid-template-columns:1fr}
  .problem-grid,.service-grid,.direction-grid,.value-grid{grid-template-columns:repeat(2,1fr)}
  .output-grid,.tag-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:720px){
  .container{padding:0 16px}.topbar .container{flex-direction:column}.navbar .container{height:auto;padding-top:14px;padding-bottom:14px}.logo{min-width:auto;font-size:14px}
  .hero,.hero-inner{min-height:auto}.hero-inner{padding-top:70px;padding-bottom:70px}h1{font-size:40px}.hero-sub{font-size:20px}.section{padding:60px 0}.section-head h2,.split-text h2,.value h2,.process h2,.industries h2,.cta h2{font-size:32px}
  .problem-grid,.service-grid,.direction-grid,.value-grid,.output-grid,.tag-grid,.form-grid,fieldset{grid-template-columns:1fr}
  .form{padding:24px}.footer .container{flex-direction:column}
}