:root{--d:#04101f;--n:#0a1f3a;--c:#00c2ff;--g:#f5b301;--t:#c8d6e8}
*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}
body{font-family:Montserrat,Arial,sans-serif;background:var(--d);color:var(--t);line-height:1.6;overflow-x:hidden}
a{color:inherit;text-decoration:none}
.w{max-width:1200px;margin:auto;padding:0 24px}
.btn{display:inline-block;padding:14px 32px;border-radius:50px;font-weight:700;font-size:14px;letter-spacing:.5px;background:linear-gradient(90deg,var(--c),#0077ff);color:#fff;box-shadow:0 10px 30px #00c2ff44;transition:.3s;border:0;cursor:pointer}
.btn:hover{transform:translateY(-3px)}.btn.o{background:transparent;border:2px solid #ffffff66;box-shadow:none}
.tag{color:var(--c);font-weight:700;font-size:12px;letter-spacing:4px;text-transform:uppercase;display:block;margin-bottom:10px}
h2{font-size:42px;color:#fff;line-height:1.15;font-weight:800}h2 span{color:var(--c)}
/* top bar + nav */
.top{background:#020a14;font-size:13px;padding:8px 0}.top .w{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
header{position:absolute;left:0;right:0;z-index:20;padding:18px 0;transition:.3s}
header.s{position:fixed;top:0;background:#04101fee;backdrop-filter:blur(10px);padding:12px 0;box-shadow:0 5px 30px #0008}
header .w{display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:900;font-size:22px;letter-spacing:2px}
.logo i{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--c),#0055ff);display:grid;place-items:center;font-style:normal;font-size:20px}
.logo small{display:block;font-size:10px;letter-spacing:3px;color:var(--c);font-weight:600;line-height:1}
.menu{display:flex;gap:34px;font-weight:600;font-size:14px}.menu a:hover,.menu a.a{color:var(--c)}
.bur{display:none;font-size:28px;color:#fff;background:none;border:0;cursor:pointer}
/* slider */
.slider{position:relative;height:100vh;min-height:640px;overflow:hidden}
.slide{position:absolute;inset:0;opacity:0;transition:opacity 1s;display:flex;align-items:center}
.slide.on{opacity:1;z-index:1}
.slide .bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.15);transition:transform 7s ease}
.slide.on .bg{transform:scale(1)}
.slide:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#04101ff2 0%,#04101fb0 45%,#04101f40 100%)}
.s1 .bg{background-image:url('https://images.unsplash.com/photo-1605745341112-85968b19335b?w=1800&q=80'),linear-gradient(135deg,#0a2a50,#04101f)}
.s2 .bg{background-image:url('https://images.unsplash.com/photo-1578575437130-527eed3abbec?w=1800&q=80'),linear-gradient(135deg,#06324a,#04101f)}
.s3 .bg{background-image:url('https://images.unsplash.com/photo-1494412574643-ff11b0a5c1c3?w=1800&q=80'),linear-gradient(135deg,#1a2a4a,#04101f)}
.cap{position:relative;z-index:2;max-width:680px}
.cap>*{opacity:0;transform:translateY(40px);transition:.8s}
.on .cap>*{opacity:1;transform:none}.on .cap h1{transition-delay:.2s}.on .cap p{transition-delay:.4s}.on .cap .bb{transition-delay:.6s}
.cap h1{font-size:64px;line-height:1.05;color:#fff;font-weight:900;margin-bottom:22px}
.cap h1 span{background:linear-gradient(90deg,var(--c),#7df9ff);-webkit-background-clip:text;color:transparent}
.cap p{font-size:18px;margin-bottom:34px;max-width:560px}
.bb{display:flex;gap:16px;flex-wrap:wrap}
.arrows{position:absolute;right:40px;bottom:50px;z-index:5;display:flex;gap:12px}
.arrows button{width:54px;height:54px;border-radius:50%;border:1px solid #ffffff55;background:#ffffff11;color:#fff;font-size:20px;cursor:pointer;backdrop-filter:blur(6px)}
.arrows button:hover{background:var(--c)}
.dots{position:absolute;left:50%;transform:translateX(-50%);bottom:60px;z-index:5;display:flex;gap:10px}
.dots b{width:12px;height:12px;border-radius:12px;background:#ffffff55;cursor:pointer;transition:.3s}.dots b.on{width:40px;background:var(--c)}
.num{position:absolute;left:40px;bottom:50px;z-index:5;color:#fff;font-weight:800;font-size:22px}.num small{opacity:.5;font-size:14px}
/* features strip */
.strip{position:relative;z-index:6;margin-top:-70px}
.sg{display:grid;grid-template-columns:repeat(4,1fr);border-radius:20px;overflow:hidden;box-shadow:0 30px 60px #0009}
.sg div{background:var(--n);padding:30px;border-right:1px solid #ffffff10}
.sg div:nth-child(2){background:linear-gradient(135deg,#0077ff,var(--c));color:#fff}
.sg strong{display:block;font-size:40px;color:#fff;font-weight:900;line-height:1.1}
.sec{padding:110px 0}
/* about */
.ab{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.abimg{position:relative;height:480px;border-radius:24px;background:url('https://images.unsplash.com/photo-1567604130959-7ea7ab2a7807?w=1000&q=80') center/cover,linear-gradient(135deg,#0a3060,#04101f)}
.abimg .badge{position:absolute;right:-24px;bottom:40px;background:linear-gradient(135deg,var(--g),#ff8a00);color:#1a1000;padding:26px;border-radius:20px;font-weight:800;text-align:center;box-shadow:0 20px 40px #0008}
.abimg .badge b{display:block;font-size:46px;line-height:1}
.chk{list-style:none;margin:24px 0 32px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.chk li:before{content:"✔";color:var(--c);margin-right:10px;font-weight:900}
/* services */
.dark2{background:linear-gradient(180deg,#061a30,var(--d))}
.head{text-align:center;max-width:640px;margin:0 auto 60px}
.g3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.sv{position:relative;padding:40px 32px;border-radius:20px;background:#ffffff08;border:1px solid #ffffff14;overflow:hidden;transition:.4s}
.sv:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#0077ff,var(--c));opacity:0;transition:.4s}
.sv:hover{transform:translateY(-10px)}.sv:hover:before{opacity:1}
.sv>*{position:relative}.sv .ic{font-size:44px;margin-bottom:20px;display:block}
.sv h3{color:#fff;font-size:20px;margin-bottom:10px}.sv .n{position:absolute;right:24px;top:18px;font-size:56px;font-weight:900;color:#ffffff10}
.sv:hover p{color:#fff}
/* projects carousel */
.pc{display:flex;gap:26px;transition:transform .6s}
.pcw{overflow:hidden}
.pj{min-width:calc(33.333% - 18px);height:420px;border-radius:22px;position:relative;overflow:hidden;background-size:cover;background-position:center}
.pj:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,#04101f 5%,transparent 70%)}
.pj div{position:absolute;left:28px;right:28px;bottom:26px;z-index:2}
.pj span{background:var(--c);color:#fff;font-size:11px;font-weight:700;padding:4px 12px;border-radius:20px;letter-spacing:1px}
.pj h3{color:#fff;font-size:22px;margin-top:10px}
.ph{display:flex;justify-content:space-between;align-items:end;margin-bottom:44px;gap:20px;flex-wrap:wrap}
.pa button{width:50px;height:50px;border-radius:50%;border:1px solid #ffffff44;background:none;color:#fff;font-size:18px;cursor:pointer;margin-left:8px}.pa button:hover{background:var(--c)}
/* tech */
.tech{background:linear-gradient(135deg,#0055ff,var(--c));color:#eaf8ff;border-radius:30px;padding:70px;display:grid;grid-template-columns:1.1fr 1fr;gap:50px;align-items:center}
.tech h2,.tech h2 span{color:#fff}
.bars div{margin-bottom:22px}.bars p{display:flex;justify-content:space-between;font-weight:700;color:#fff;margin-bottom:8px}
.bars i{display:block;height:8px;background:#ffffff40;border-radius:8px}.bars i b{display:block;height:100%;background:#fff;border-radius:8px}
/* process */
.g4{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;position:relative}
.st{text-align:center;position:relative}
.st .c{width:96px;height:96px;margin:0 auto 22px;border-radius:50%;display:grid;place-items:center;font-size:38px;background:var(--n);border:2px dashed var(--c)}
.st h3{color:#fff;margin-bottom:6px}
/* cta + contact */
.cta{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.form{background:#ffffff08;border:1px solid #ffffff18;border-radius:24px;padding:40px;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form input,.form select,.form textarea{background:#04101f;border:1px solid #ffffff22;border-radius:12px;padding:14px 16px;color:#fff;font-family:inherit;font-size:14px;width:100%}
.form .f{grid-column:1/-1}
.ci{display:flex;gap:16px;align-items:center;margin-top:20px}.ci i{width:52px;height:52px;border-radius:14px;background:#00c2ff22;display:grid;place-items:center;font-style:normal;font-size:22px}
.ci b{display:block;color:#fff}
footer{background:#020a14;padding:80px 0 24px;margin-top:40px}
.fg{display:grid;grid-template-columns:2fr 1fr 1fr 1.3fr;gap:40px}footer h4{color:#fff;margin-bottom:16px}footer p{margin-bottom:8px;font-size:14px}
.soc{display:flex;gap:10px;margin-top:16px}.soc span{width:40px;height:40px;border-radius:50%;background:#ffffff10;display:grid;place-items:center;font-weight:800;color:#fff;font-size:13px}
.copy{border-top:1px solid #ffffff12;margin-top:50px;padding-top:22px;text-align:center;font-size:13px}
.rv{opacity:0;transform:translateY(40px);transition:1s}.rv.in{opacity:1;transform:none}
@media(max-width:960px){
 .menu{display:none;position:absolute;top:100%;left:0;right:0;background:#04101ff8;flex-direction:column;padding:24px;gap:18px}.menu.op{display:flex}.bur{display:block}.hm{display:none}
 .cap h1{font-size:40px}.cap p{font-size:16px}.arrows,.num{display:none}
 .sg{grid-template-columns:1fr 1fr}.ab,.cta,.tech{grid-template-columns:1fr}.tech{padding:40px 26px}
 .g3,.g4{grid-template-columns:1fr 1fr}.pj{min-width:calc(50% - 13px)}.fg{grid-template-columns:1fr 1fr}
 .abimg{height:340px}.abimg .badge{right:16px}h2{font-size:32px}.sec{padding:80px 0}
}
@media(max-width:600px){
 .top{display:none}.g3,.g4,.chk,.fg,.form{grid-template-columns:1fr}.pj{min-width:100%}.sg div{padding:22px}.sg strong{font-size:30px}
 .cap h1{font-size:34px}.slider{min-height:600px}h2{font-size:28px}.form{padding:24px}
}
/* ---- multi-page additions ---- */
header.solid{position:sticky;top:0;background:#04101fee;backdrop-filter:blur(10px)}
.ph-hero{position:relative;padding:190px 0 110px;background-size:cover;background-position:center;text-align:center}
.ph-hero:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#04101fd9,#04101ff5)}
.ph-hero .w{position:relative;z-index:2}.ph-hero h1{font-size:54px;color:#fff;font-weight:900;line-height:1.1}
.ph-hero h1 span{color:var(--c)}.ph-hero p{max-width:640px;margin:16px auto 0;font-size:17px}
.crumb{margin-top:22px;font-size:13px;letter-spacing:1px}.crumb a{color:var(--c)}
.lead{font-size:17px}.mt{margin-top:18px}
.g2{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.img{height:420px;border-radius:24px;background-size:cover;background-position:center;box-shadow:0 30px 60px #0008}
.box{padding:34px;border-radius:20px;background:#ffffff08;border:1px solid #ffffff14}
.box h3{color:#fff;margin-bottom:8px;font-size:20px}.box .ic{font-size:38px;display:block;margin-bottom:14px}
.svd{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;padding:70px 0;border-bottom:1px solid #ffffff10}
.svd:nth-child(even) .img{order:2}
.svd ul{list-style:none;margin:18px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:10px}.svd li:before{content:"✔";color:var(--c);margin-right:8px;font-weight:900}
.tl{position:relative;max-width:820px;margin:auto}.tl:before{content:"";position:absolute;left:18px;top:0;bottom:0;width:2px;background:#00c2ff44}
.tl div{position:relative;padding:0 0 36px 60px}.tl div:before{content:"";position:absolute;left:10px;top:4px;width:18px;height:18px;border-radius:50%;background:var(--c);box-shadow:0 0 0 6px #00c2ff22}
.tl b{color:var(--c);font-size:20px}.tl h3{color:#fff;margin:2px 0 4px}
.filters{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:40px}
.filters button{padding:10px 22px;border-radius:30px;border:1px solid #ffffff33;background:none;color:#fff;font-family:inherit;font-weight:600;cursor:pointer}
.filters button.on,.filters button:hover{background:var(--c);border-color:var(--c)}
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}.pgrid .pj{min-width:0;height:380px}
.job{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:26px 30px;border-radius:16px;background:#ffffff08;border:1px solid #ffffff14;margin-bottom:16px;flex-wrap:wrap}
.job h3{color:#fff}.job small{color:var(--c);font-weight:600}
.news{border-radius:20px;overflow:hidden;background:#ffffff08;border:1px solid #ffffff14}
.news .img{height:220px;border-radius:0;box-shadow:none}.news div.t{padding:26px}.news small{color:var(--c);font-weight:700}.news h3{color:#fff;margin:8px 0}
.tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}.tabs label{cursor:pointer}
.tabs input{display:none}.tabs span{display:inline-block;padding:10px 20px;border-radius:30px;border:1px solid #ffffff33;font-weight:600;font-size:14px}
.tabs input:checked+span{background:var(--c);border-color:var(--c);color:#fff}
.msg{grid-column:1/-1;padding:14px;border-radius:12px;font-weight:600;display:none}.msg.ok{display:block;background:#00c27a22;color:#5dffb8}.msg.err{display:block;background:#ff3b3b22;color:#ff9b9b}
.map{height:360px;border:0;width:100%;border-radius:24px;filter:grayscale(.4) invert(.9) hue-rotate(180deg)}
.cards4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.cta-band{background:linear-gradient(135deg,#0055ff,var(--c));border-radius:30px;padding:60px;display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.cta-band h2{color:#fff}.cta-band .btn{background:#fff;color:#0055ff}
footer a:hover{color:var(--c)}
@media(max-width:960px){.g2,.svd{grid-template-columns:1fr}.svd:nth-child(even) .img{order:0}.pgrid,.cards4{grid-template-columns:1fr 1fr}.ph-hero h1{font-size:38px}.img{height:300px}.cta-band{padding:40px 26px}}
@media(max-width:600px){.pgrid,.cards4,.svd ul{grid-template-columns:1fr}.ph-hero{padding:150px 0 80px}.ph-hero h1{font-size:32px}}
a.sv{display:block}