:root{--navy:#07111f;--navy2:#0b1d31;--orange:#ef6b32;--ice:#eef3f6;--white:#fff;--muted:#a7b3bf;--line:#d9e0e5}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Manrope,Arial,sans-serif;color:var(--navy);background:#fff}
a{color:inherit;text-decoration:none}
.nav{height:84px;display:flex;align-items:center;justify-content:space-between;padding:0 5vw;border-bottom:1px solid #e7ebee;position:sticky;top:0;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);z-index:20}
.brand{display:flex;align-items:center;gap:12px;font-size:16px;font-weight:800;letter-spacing:.08em;line-height:1}
.brand small{display:block;font-size:9px;letter-spacing:.27em;margin-top:6px;color:#667483}
.brand-symbol{display:block;width:48px;height:48px;overflow:hidden;border-radius:10px;background:#111923;box-shadow:0 4px 12px #07111f2e}
.brand-symbol img{display:block;width:70px;max-width:none;transform:translate(-10px,-5px)}
.nav nav{display:flex;align-items:center;gap:30px;font-size:14px;font-weight:600}
.nav nav a:hover{color:var(--orange)}
.nav-cta{padding:13px 20px;background:var(--orange);color:white!important;border-radius:4px}
.menu{display:none;border:0;background:none;font-size:25px}
.hero{min-height:690px;display:grid;grid-template-columns:54% 46%;background:var(--ice);overflow:hidden}
.hero-copy{padding:105px 7vw 70px 8vw}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:.16em;color:#526170;display:flex;align-items:center;gap:10px}
.eyebrow span{display:inline-block;width:30px;height:3px;background:var(--orange)}
h1,h2{letter-spacing:-.045em;margin:0;line-height:1.03}
h1{font-size:clamp(48px,6.2vw,88px);font-weight:800;margin:24px 0}
h1 em{font-style:normal;color:var(--orange)}
.lead{max-width:680px;font-size:18px;line-height:1.72;color:#526170}
.hero-actions{display:flex;align-items:center;gap:24px;margin-top:35px}
.primary{background:var(--navy);color:#fff;padding:18px 24px;border-radius:4px;font-weight:700}
.primary span,.project-copy a span,.contact-card a span{color:var(--orange);margin-left:12px}
.secondary{font-weight:700;border-bottom:1px solid}
.proof{display:flex;gap:55px;margin-top:70px}
.proof div{display:flex;flex-direction:column;gap:7px}
.proof strong{font-size:15px}
.proof span{font-size:12px;color:#6a7782}
.hero-visual{position:relative;background:linear-gradient(145deg,#0c2136,#050b12);min-height:600px;overflow:hidden}
.grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,black,transparent)}
.pipe{position:absolute;background:linear-gradient(90deg,#71808b,#e2e7e9 48%,#53616b);border-radius:20px;box-shadow:0 14px 30px #0008}
.p1{width:90%;height:38px;top:28%;left:18%;transform:rotate(-24deg)}
.p2{width:70%;height:52px;top:54%;left:-5%;transform:rotate(18deg)}
.p3{width:65%;height:25px;top:70%;left:38%;transform:rotate(-40deg);background:linear-gradient(90deg,#8f331b,#ef6b32,#982c14)}
.joint{position:absolute;width:78px;height:78px;border:15px solid #aab4ba;border-radius:50%;box-shadow:0 10px 25px #0009}
.j1{top:23%;left:51%}
.j2{top:51%;left:26%}
.spec{position:absolute;top:9%;right:8%;color:white;text-align:right}
.spec span{font-size:10px;letter-spacing:.15em;color:#8fa1af}
.spec b{display:block;font-size:36px;color:var(--orange);margin:8px 0}
.spec small{line-height:1.7;color:#aab8c2}
.hero-logo{position:absolute;z-index:2;width:min(72%,500px);height:auto;left:50%;top:50%;transform:translate(-50%,-50%);border-radius:18px;box-shadow:0 34px 80px #000b,0 0 0 1px #fff1}
.badge{position:absolute;z-index:3;bottom:7%;right:7%;background:#fff;color:var(--navy);padding:18px 22px;font-size:12px;line-height:1.6;border-left:4px solid var(--orange)}
.badge b{font-size:14px}
.services,.why{padding:100px 7vw}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:40px}
.section-head h2,.why h2,.projects h2,.contact h2{font-size:clamp(38px,4.5vw,64px)}
.section-head>p{max-width:480px;color:#667483;line-height:1.7}
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:60px;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.service-grid article{padding:30px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:330px;position:relative;transition:.25s}
.service-grid article:hover{background:var(--navy);color:#fff;transform:translateY(-5px)}
.num{font-size:12px;color:#87939d}
.icon{font-size:34px;color:var(--orange);margin:55px 0 25px}
.service-grid h3{font-size:20px}
.service-grid p{font-size:14px;line-height:1.7;color:#74818b}
.service-more{display:inline-block;margin-top:16px;font-size:13px;font-weight:800;color:var(--orange);border-bottom:1px solid currentColor;padding-bottom:4px}
.service-grid article:hover p{color:#afbbc4}
.projects{background:var(--navy);color:white;padding:100px 8vw;display:grid;grid-template-columns:1fr 1fr;gap:10vw}
.light{color:#9ba8b2}
.project-copy>p:not(.eyebrow){color:#aab5be;line-height:1.8;max-width:560px;margin:28px 0}
.project-copy a{font-weight:700;border-bottom:1px solid #546474;padding-bottom:8px}
.project-list{border-top:1px solid #405063}
.project-list div{padding:26px 5px;border-bottom:1px solid #405063;display:flex;justify-content:space-between;gap:20px}
.project-list b{font-size:18px}
.project-list span{font-size:13px;color:#9facb6}
.why{text-align:center}
.why .eyebrow{justify-content:center}
.why h2{margin:20px auto 60px;max-width:850px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);text-align:left}
.steps div{padding:25px 30px;border-left:1px solid var(--line)}
.steps b{color:var(--orange);font-size:13px}
.steps h3{margin-top:35px}
.steps p{color:#6f7d88;font-size:14px;line-height:1.7}
.contact{margin:0 5vw;background:var(--navy2);color:#fff;padding:80px 7vw;display:grid;grid-template-columns:1.2fr 1fr;gap:9vw}
.contact-card{display:flex;flex-direction:column}
.contact-card p{color:#abb7c0;line-height:1.7}
.contact-card a{padding:18px 0;border-bottom:1px solid #415166;font-weight:700}
.contact-card small{margin-top:24px;color:#8998a4}
footer{display:flex;justify-content:space-between;padding:35px 5vw;font-size:12px;color:#7b8790}
@media(max-width:900px){.nav nav{display:none;position:absolute;top:84px;left:0;right:0;background:#fff;padding:25px 5vw;flex-direction:column;align-items:flex-start;box-shadow:0 15px 30px #0002}
.nav nav.open{display:flex}
.menu{display:block}
.hero{grid-template-columns:1fr}
.hero-copy{padding:70px 7vw}
.hero-visual{min-height:470px}
.proof{margin-top:50px;gap:25px}
.section-head,.projects,.contact{grid-template-columns:1fr;display:grid}
.service-grid,.steps{grid-template-columns:1fr 1fr}
.projects{gap:60px}
.contact{gap:40px}
}
@media(max-width:560px){.nav{height:72px}
.nav nav{top:72px}
.hero-copy{padding:55px 6vw}
.hero-actions,.proof{flex-direction:column;align-items:flex-start}
.hero-visual{min-height:390px}
.services,.why{padding:75px 6vw}
.service-grid,.steps{grid-template-columns:1fr}
.service-grid article{min-height:260px}
.icon{margin:35px 0 20px}
.projects{padding:75px 7vw}
.project-list div{flex-direction:column}
.contact{margin:0;padding:60px 7vw}
footer{gap:15px;flex-direction:column}
}