:root{--blue:#1cbcff;--blue-ink:#0071a6;--sky:#e9f8ff;--sky-2:#c9eeff;--navy:#071a2e;--navy-2:#0d2a47;--ink:#0b1b2b;--muted:#4a5a6a;--line:#d8e6ef;--white:#fff;
--r:14px;--s1:.5rem;--s2:1rem;--s3:1.5rem;--s4:2.5rem;--s5:4rem;--s6:6rem;--max:1180px;
--font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--white);line-height:1.6;font-size:1.0625rem;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--blue-ink)}
h1,h2,h3{line-height:1.12;letter-spacing:-.02em;margin:0 0 var(--s2)}
h1{font-size:clamp(2.3rem,5.5vw,4.25rem);font-weight:800}
h2{font-size:clamp(1.75rem,3.4vw,2.6rem);font-weight:800}
h3{font-size:1.3rem;font-weight:700}
p{margin:0 0 var(--s2)}
.wrap{width:min(100% - 2.5rem,var(--max));margin-inline:auto}
.skip{position:absolute;left:-999px;top:0;background:var(--blue);color:var(--navy);padding:.75rem 1rem;z-index:100;font-weight:700}
.skip:focus{left:1rem;top:1rem}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:4px}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--blue-ink);margin-bottom:var(--s2)}
.dark .eyebrow{color:var(--blue)}
/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(7,26,46,.94);backdrop-filter:blur(8px);border-bottom:1px solid rgba(28,188,255,.18)}
.nav{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:1rem}
.brand{display:flex;align-items:center;min-height:44px}
.brand img{width:170px}
.nav-list{display:flex;gap:.25rem;list-style:none;margin:0;padding:0;align-items:center}
.nav-list a{display:flex;align-items:center;min-height:44px;padding:0 .9rem;color:#dbeefa;text-decoration:none;font-weight:600;font-size:.97rem;border-radius:999px}
.nav-list a:hover{color:var(--white);background:rgba(28,188,255,.12)}
.nav-list a[aria-current="page"]{color:var(--blue)}
.nav-list .btn{margin-left:.5rem}
.menu-btn{display:none;min-width:44px;min-height:44px;background:transparent;border:1px solid rgba(28,188,255,.4);border-radius:10px;color:var(--white);font:inherit;font-weight:600;padding:0 .9rem;cursor:pointer}
@media (max-width:860px){
 .menu-btn{display:inline-flex;align-items:center}
 .nav-list{display:none;position:absolute;left:0;right:0;top:72px;flex-direction:column;align-items:stretch;background:var(--navy);padding:1rem 1.25rem 1.5rem;border-bottom:1px solid rgba(28,188,255,.2)}
 .nav-list.open{display:flex}
 .nav-list .btn{margin:.5rem 0 0;justify-content:center}
 .brand img{width:150px}
}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 1.4rem;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid transparent;font-size:1rem;cursor:pointer;font-family:inherit;transition:transform .15s,background .15s}
.btn-primary,.nav-list a.btn-primary{background:var(--blue);color:var(--navy)}
.btn-primary:hover,.nav-list a.btn-primary:hover{background:#5fd0ff;color:var(--navy);transform:translateY(-1px)}
.btn-ghost{border-color:rgba(255,255,255,.4);color:var(--white)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn-outline{border-color:var(--blue-ink);color:var(--blue-ink)}
.btn-row{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:var(--s3)}
/* sections */
section{padding:var(--s6) 0}
.dark{background:var(--navy);color:#dbeefa}
.dark h1,.dark h2,.dark h3{color:var(--white)}
.tint{background:var(--sky)}
.lead{font-size:clamp(1.1rem,1.6vw,1.3rem);color:var(--muted);max-width:44rem}
.dark .lead{color:#b9d6ea}
.section-head{max-width:46rem;margin-bottom:var(--s4)}
/* hero */
.hero{position:relative;overflow:hidden;padding:calc(var(--s6) + 1.5rem) 0 calc(var(--s6) + 1.5rem);background:radial-gradient(1000px 500px at 85% -10%,rgba(28,188,255,.35),transparent 60%),radial-gradient(700px 400px at -10% 110%,rgba(28,188,255,.18),transparent 60%),var(--navy)}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(28,188,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(28,188,255,.07) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(180deg,#000,transparent 85%);pointer-events:none}
.hero .wrap{position:relative;z-index:1}
.hero-logo{width:min(420px,80%);margin-bottom:var(--s4)}
.hero h1{max-width:15ch}
.hero h1 span{color:var(--blue)}
.page-hero{padding:var(--s5) 0}
.page-hero h1{max-width:20ch}
/* grids/cards */
.grid{display:grid;gap:var(--s3)}
.g2{grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr))}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:var(--s3) var(--s3) var(--s4);display:flex;flex-direction:column;transition:border-color .2s,transform .2s,box-shadow .2s}
.card:hover{border-color:var(--blue);transform:translateY(-3px);box-shadow:0 14px 30px -18px rgba(7,26,46,.35)}
.card p{color:var(--muted)}
.card .more{margin-top:auto;font-weight:700;text-decoration:none;min-height:44px;display:inline-flex;align-items:center}
.icon{width:48px;height:48px;border-radius:12px;background:var(--sky);color:var(--blue-ink);display:grid;place-items:center;margin-bottom:var(--s2)}
.icon svg{width:26px;height:26px}
.stack{display:grid;gap:var(--s2)}
.pillars{list-style:none;padding:0;margin:0;display:grid;gap:var(--s2)}
.pillars li{padding-left:1.75rem;position:relative}
.pillars li::before{content:"";position:absolute;left:0;top:.55em;width:.7rem;height:.7rem;border-radius:3px;background:var(--blue)}
.checks{list-style:none;padding:0;margin:var(--s2) 0 0;display:grid;gap:.5rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr))}
.checks li{padding-left:1.6rem;position:relative}
.checks li::before{content:"";position:absolute;left:0;top:.45em;width:.9rem;height:.5rem;border-left:3px solid var(--blue-ink);border-bottom:3px solid var(--blue-ink);transform:rotate(-45deg)}
.steps{counter-reset:s;list-style:none;padding:0;margin:0;display:grid;gap:var(--s3);grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr))}
.steps li{counter-increment:s;border-top:2px solid var(--blue);padding-top:var(--s2)}
.steps li::before{content:"0" counter(s);display:block;font-weight:800;color:var(--blue);font-size:1.4rem;margin-bottom:.4rem}
.dark .steps p{color:#b9d6ea}
/* service detail */
.service{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:var(--s5);padding:var(--s5) 0;border-top:1px solid var(--line);scroll-margin-top:90px}
.service:first-of-type{border-top:0}
.service .num{font-weight:800;color:var(--blue-ink);letter-spacing:.1em}
@media (max-width:860px){.service{grid-template-columns:1fr;gap:var(--s3)}}
.jump{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:var(--s3)}
.jump a{min-height:44px;display:inline-flex;align-items:center;padding:0 1rem;border:1px solid rgba(28,188,255,.45);border-radius:999px;color:#dbeefa;text-decoration:none;font-weight:600}
.jump a:hover{background:rgba(28,188,255,.12)}
/* work */
.case{padding:0;overflow:hidden}
.case .thumb{aspect-ratio:16/10;background:linear-gradient(135deg,var(--navy-2),var(--navy));position:relative;display:grid;place-items:center}
.case .thumb svg{width:38%;opacity:.9}
.case .body{padding:var(--s3)}
.tag{display:inline-block;font-size:.78rem;font-weight:700;background:var(--sky);color:var(--blue-ink);padding:.2rem .65rem;border-radius:999px;margin-bottom:.75rem}
.ph{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#7a4b00;background:#fff3d6;border:1px solid #f0d08a;padding:.15rem .5rem;border-radius:6px}
.thumb .ph{position:absolute;top:.75rem;left:.75rem}
/* cta */
.cta{background:linear-gradient(120deg,var(--navy) 0%,var(--navy-2) 100%);border-radius:24px;padding:var(--s5) var(--s4);color:#dbeefa;position:relative;overflow:hidden}
.cta h2{color:var(--white);max-width:22ch}
.cta::after{content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(28,188,255,.45),transparent 70%)}
.cta>*{position:relative;z-index:1}
@media (max-width:600px){.cta{padding:var(--s4) var(--s3)}section{padding:var(--s5) 0}}
/* contact */
.form{display:grid;gap:var(--s2)}
.field{display:grid;gap:.35rem}
.field label{font-weight:700;font-size:.95rem}
.field input,.field select,.field textarea{font:inherit;padding:.8rem .9rem;min-height:48px;border:1.5px solid #9fb6c6;border-radius:10px;background:var(--white);color:var(--ink);width:100%}
.field textarea{min-height:150px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue-ink);outline:3px solid rgba(28,188,255,.35);outline-offset:0}
.row2{display:grid;gap:var(--s2);grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr))}
.note{background:#fff8e6;border:1px solid #f0d08a;border-radius:10px;padding:.8rem 1rem;font-size:.95rem;color:#5c3d00}
.status{min-height:1.5em;font-weight:600;color:var(--blue-ink)}
.details{list-style:none;padding:0;margin:0;display:grid;gap:var(--s3)}
.details dt,.details .k{font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--muted)}
.details a{font-weight:700;font-size:1.15rem;min-height:44px;display:inline-flex;align-items:center}
/* footer */
.site-footer{background:var(--navy);color:#b9d6ea;padding:var(--s5) 0 var(--s3);font-size:.97rem}
.foot{display:grid;gap:var(--s4);grid-template-columns:2fr 1fr 1.4fr}
@media (max-width:760px){.foot{grid-template-columns:1fr}}
.site-footer img{width:180px;margin-bottom:var(--s2)}
.site-footer h2{font-size:.85rem;text-transform:uppercase;letter-spacing:.14em;color:var(--white);margin-bottom:var(--s2)}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer a{color:#dbeefa;text-decoration:none;min-height:44px;display:inline-flex;align-items:center}
.site-footer a:hover{color:var(--blue)}
.legal{border-top:1px solid rgba(255,255,255,.1);margin-top:var(--s4);padding-top:var(--s3);font-size:.87rem;color:#9fbdd3}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
.cta .lead{color:#b9d6ea}.cta .eyebrow{color:var(--blue)}
.hero .eyebrow{margin-bottom:var(--s3)}
.site-footer a{min-width:44px}