:root{
  --ink:#0b1020;
  --ink-2:#151c2e;
  --muted:#667085;
  --muted-2:#8a94a6;
  --line:#e4e8ef;
  --soft:#f6f8fb;
  --soft-2:#eef3f8;
  --white:#ffffff;
  --blue:#0a7cff;
  --blue-2:#10bce8;
  --blue-soft:#eaf5ff;
  --success:#0e9f6e;
  --max:1180px;
  --radius:22px;
  --shadow:0 18px 55px rgba(16,24,40,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  background:var(--white);
  font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
::selection{background:#cfeaff;color:#06172b}
.container{width:min(calc(100% - 40px),var(--max));margin-inline:auto}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.78rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#3d4b63}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--blue)}
.kicker{font-size:.86rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--blue)}
.muted{color:var(--muted)}
.section{padding:110px 0}
.section.soft{background:var(--soft)}
.section.dark{background:var(--ink);color:#fff}
.section-head{display:flex;justify-content:space-between;gap:50px;align-items:flex-end;margin-bottom:52px}
.section-head .copy{max-width:720px}
.section-head h2{margin:12px 0 0;font-size:clamp(2.2rem,4vw,4.4rem);line-height:1.02;letter-spacing:-.05em;font-weight:760}
.section-head p{max-width:470px;margin:0;color:var(--muted);font-size:1.02rem;line-height:1.8}
.section.dark .section-head p{color:#a9b2c3}

/* Header */
.site-header{position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(228,232,239,.85);background:rgba(255,255,255,.92);backdrop-filter:blur(14px)}
.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.brand{display:flex;align-items:center;gap:12px;font-size:1.16rem;font-weight:850;letter-spacing:-.035em}
.brand img{width:38px;height:38px;object-fit:contain}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{padding:10px 12px;border-radius:10px;color:#344054;font-size:.92rem;font-weight:650;transition:.18s ease}
.nav-links a:hover,.nav-links a.active{background:#f2f5f8;color:var(--ink)}
.nav-right{display:flex;align-items:center;gap:12px}
.nav-email{font-size:.88rem;color:#5d697b;font-weight:650}
.menu-btn{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:12px;padding:13px 18px;font-weight:800;font-size:.92rem;border:1px solid transparent;transition:.2s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--ink);color:#fff;box-shadow:0 8px 24px rgba(11,16,32,.15)}
.btn-primary:hover{background:#182035}
.btn-blue{background:var(--blue);color:#fff;box-shadow:0 10px 28px rgba(10,124,255,.2)}
.btn-blue:hover{background:#056de0}
.btn-light{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-light:hover{border-color:#cdd4df;background:#fbfcfd}

/* Hero */
.hero{padding:96px 0 90px;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:68px;align-items:center}
.hero h1{font-size:clamp(3.6rem,7.2vw,7.2rem);line-height:.9;letter-spacing:-.07em;margin:18px 0 28px;max-width:820px;font-weight:770}
.hero h1 .accent{color:var(--blue)}
.hero-copy{font-size:1.14rem;line-height:1.82;color:var(--muted);max-width:690px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero-notes{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:34px;color:#596579;font-size:.88rem;font-weight:650}
.hero-notes span{display:inline-flex;align-items:center;gap:8px}
.hero-notes i{width:7px;height:7px;border-radius:50%;background:var(--blue)}

.architecture{position:relative;min-height:560px}
.arch-shell{height:100%;min-height:560px;border:1px solid #dfe5ec;border-radius:28px;background:#fbfcfe;box-shadow:var(--shadow);padding:26px;display:flex;flex-direction:column;overflow:hidden;position:relative}
.arch-shell::before{content:"";position:absolute;inset:0;background-image:linear-gradient(#eef2f6 1px,transparent 1px),linear-gradient(90deg,#eef2f6 1px,transparent 1px);background-size:28px 28px;mask-image:linear-gradient(to bottom,#000 0%,transparent 58%);opacity:.75;pointer-events:none}
.arch-top{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;padding-bottom:24px;border-bottom:1px solid var(--line)}
.arch-top b{font-size:.84rem;letter-spacing:.08em;text-transform:uppercase}
.arch-top span{font-size:.78rem;color:var(--muted)}
.arch-logo{position:relative;z-index:1;display:flex;align-items:center;justify-content:center;flex:1;min-height:260px}
.arch-logo img{width:min(68%,290px);filter:drop-shadow(0 22px 30px rgba(0,91,255,.14))}
.arch-modules{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.module{border:1px solid var(--line);background:#fff;border-radius:15px;padding:15px 16px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.module strong{font-size:.9rem}.module small{display:block;margin-top:4px;color:var(--muted);font-size:.76rem}
.module .dot{width:8px;height:8px;border-radius:50%;background:var(--blue)}
.module:nth-child(2) .dot{background:#12bde9}.module:nth-child(3) .dot{background:#5665f2}.module:nth-child(4) .dot{background:#12a674}

/* service strip */
.cap-strip{padding:22px 0;border-bottom:1px solid var(--line);background:#fff}
.cap-strip .inner{display:flex;gap:28px;align-items:center;justify-content:space-between;overflow:auto;scrollbar-width:none}
.cap-strip .inner::-webkit-scrollbar{display:none}
.cap-strip span{white-space:nowrap;color:#526076;font-weight:750;font-size:.84rem;letter-spacing:.02em}
.cap-strip b{color:var(--ink)}

/* Services */
.service-list{border-top:1px solid var(--line)}
.service-row{display:grid;grid-template-columns:90px 1.05fr 1fr;gap:34px;padding:36px 0;border-bottom:1px solid var(--line);align-items:start;transition:.2s ease}
.service-row:hover{padding-left:10px;background:linear-gradient(90deg,#f8fbff,transparent)}
.service-no{font-size:.82rem;color:#98a2b3;font-weight:800;letter-spacing:.08em}
.service-row h3{margin:0;font-size:clamp(1.45rem,2.4vw,2.1rem);letter-spacing:-.035em}
.service-row p{margin:0;color:var(--muted);line-height:1.78}
.service-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.service-tags span{font-size:.76rem;font-weight:750;padding:7px 9px;border-radius:999px;background:#f3f6f9;color:#4b586d;border:1px solid #e9edf2}

/* Principles */
.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.principle{border:1px solid var(--line);border-radius:20px;padding:28px;background:#fff}
.principle .index{color:var(--blue);font-size:.8rem;font-weight:900;letter-spacing:.12em}
.principle h3{font-size:1.25rem;margin:42px 0 12px;letter-spacing:-.025em}
.principle p{margin:0;color:var(--muted);line-height:1.75;font-size:.93rem}

/* Process */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#30394d;border:1px solid #30394d;border-radius:22px;overflow:hidden}
.step{background:#11182a;padding:28px;min-height:260px}
.step .n{font-size:.78rem;color:#7e8aa1;font-weight:800;letter-spacing:.12em}
.step h3{font-size:1.25rem;margin:62px 0 12px}
.step p{margin:0;color:#aab4c5;line-height:1.72;font-size:.9rem}

/* Tech */
.tech-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.tech-panel{border:1px solid var(--line);border-radius:22px;padding:30px;background:#fff}
.tech-panel h3{margin:0 0 20px;font-size:1.12rem}
.tech-list{display:flex;flex-wrap:wrap;gap:9px}
.tech-list span{padding:9px 11px;border:1px solid var(--line);border-radius:10px;background:#fbfcfd;color:#4f5c70;font-size:.84rem;font-weight:700}

/* CTA */
.cta{padding:95px 0;background:#0b1020;color:#fff}
.cta-card{display:grid;grid-template-columns:1fr auto;gap:40px;align-items:end}
.cta h2{margin:0;font-size:clamp(2.7rem,5vw,5.4rem);line-height:.94;letter-spacing:-.055em;max-width:860px}
.cta p{color:#a9b2c3;line-height:1.8;max-width:620px;margin:24px 0 0}
.cta-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.cta .btn-light{background:#fff;border-color:#fff}

/* Footer */
.footer{padding:54px 0 34px;background:#080c16;color:#a5afc0;border-top:1px solid #1c2434}
.footer-top{display:grid;grid-template-columns:1.2fr .8fr .8fr .8fr;gap:40px;padding-bottom:44px}
.footer .brand{color:#fff}.footer .brand img{width:44px;height:44px}
.footer-desc{max-width:350px;line-height:1.75;font-size:.9rem;margin-top:17px}
.footer h4{color:#fff;margin:0 0 15px;font-size:.86rem}
.footer-col{display:grid;gap:9px;align-content:start}.footer-col a{font-size:.86rem}.footer-col a:hover{color:#fff}
.footer-bottom{border-top:1px solid #1d2636;padding-top:24px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:.8rem}

/* Inner pages */
.page-hero{padding:90px 0 76px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#fff,#fbfcfd)}
.page-hero h1{font-size:clamp(3.2rem,6vw,6.4rem);line-height:.94;letter-spacing:-.065em;margin:14px 0 20px;max-width:900px}
.page-hero p{max-width:720px;color:var(--muted);line-height:1.82;font-size:1.08rem;margin:0}
.page-grid{display:grid;grid-template-columns:280px 1fr;gap:60px;align-items:start}
.side-nav{position:sticky;top:108px;border:1px solid var(--line);border-radius:16px;padding:12px;background:#fff}
.side-nav a{display:block;padding:11px 12px;border-radius:9px;color:#5d687a;font-size:.88rem;font-weight:650}.side-nav a:hover{background:#f5f7fa;color:var(--ink)}
.prose{max-width:820px}.prose h2{font-size:2rem;letter-spacing:-.035em;margin:0 0 18px}.prose h3{font-size:1.16rem;margin:34px 0 10px}.prose p,.prose li{color:#5f6b7e;line-height:1.82}.prose ul{padding-left:22px}.prose section{padding:0 0 48px;margin-bottom:48px;border-bottom:1px solid var(--line)}.prose section:last-child{border-bottom:0;margin-bottom:0}

/* Services detail */
.detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.detail-card{border:1px solid var(--line);border-radius:20px;padding:28px;background:#fff}
.detail-card .cap-no{font-size:.75rem;font-weight:900;color:var(--blue);letter-spacing:.12em}
.detail-card h3{font-size:1.45rem;margin:28px 0 12px;letter-spacing:-.035em}.detail-card p{margin:0;color:var(--muted);line-height:1.75}
.detail-card ul{margin:18px 0 0;padding:0;list-style:none;display:grid;gap:9px}.detail-card li{font-size:.88rem;color:#536075}.detail-card li::before{content:"—";margin-right:8px;color:#97a0af}

/* About */
.about-split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}
.about-split h2{font-size:clamp(2.2rem,4vw,4rem);letter-spacing:-.05em;line-height:1.02;margin:0}
.about-copy{font-size:1.02rem;color:var(--muted);line-height:1.85}.about-copy p:first-child{margin-top:0}
.values{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;margin-top:44px}.value{border-top:2px solid var(--ink);padding-top:16px}.value b{display:block;margin-bottom:7px}.value span{color:var(--muted);font-size:.88rem;line-height:1.6;display:block}

/* Contact */
.contact-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:38px;align-items:start}
.contact-info{border-radius:24px;background:var(--ink);color:#fff;padding:34px;min-height:520px;display:flex;flex-direction:column;justify-content:space-between}
.contact-info h2{font-size:2.4rem;line-height:1;letter-spacing:-.045em;margin:0 0 18px}.contact-info p{color:#aab4c5;line-height:1.8}.email-box{border-top:1px solid #283147;padding-top:22px}.email-box span{display:block;color:#8f9ab0;font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:7px}.email-box a{font-size:1.05rem;font-weight:800}
.form-card{border:1px solid var(--line);border-radius:24px;padding:32px;background:#fff}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field{display:grid;gap:8px}.field.full{grid-column:1/-1}.field label{font-size:.82rem;font-weight:750;color:#4d596d}.field input,.field textarea,.field select{width:100%;padding:13px 14px;border:1px solid #dfe4ea;border-radius:11px;background:#fff;color:var(--ink);outline:none;transition:.18s}.field textarea{min-height:155px;resize:vertical}.field input:focus,.field textarea:focus,.field select:focus{border-color:#5aa9ff;box-shadow:0 0 0 4px #edf6ff}.form-note{font-size:.76rem;color:#8c96a8;line-height:1.6;margin-top:13px}.form-status{margin-top:12px;color:var(--success);font-size:.84rem;font-weight:650;min-height:1.2em}

/* 404 */
.not-found{min-height:72vh;display:grid;place-items:center;text-align:center;padding:70px 20px}.not-found img{width:110px;margin:0 auto 20px}.not-found h1{font-size:clamp(4rem,12vw,9rem);letter-spacing:-.08em;margin:0;line-height:.9}.not-found p{color:var(--muted);max-width:500px;margin:18px auto 26px;line-height:1.7}

@media(max-width:980px){
  .nav-links{display:none;position:absolute;left:20px;right:20px;top:70px;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:15px;padding:8px;box-shadow:var(--shadow)}
  .nav-links.open{display:flex}.nav-links a{padding:12px}.nav-email,.nav-right>.btn{display:none}.menu-btn{display:inline-grid;place-items:center}
  .hero-grid{grid-template-columns:1fr;gap:50px}.architecture{min-height:auto}.arch-shell{min-height:500px}
  .section-head{display:block}.section-head p{margin-top:20px}
  .service-row{grid-template-columns:60px 1fr}.service-row>p{grid-column:2}
  .principles{grid-template-columns:1fr 1fr}.process{grid-template-columns:1fr 1fr}
  .cta-card{grid-template-columns:1fr}.cta-actions{justify-content:flex-start}
  .footer-top{grid-template-columns:1fr 1fr}
  .page-grid{grid-template-columns:1fr}.side-nav{position:static}.contact-layout,.about-split{grid-template-columns:1fr}
}
@media(max-width:650px){
  .container{width:min(calc(100% - 28px),var(--max))}.section{padding:78px 0}.hero{padding:70px 0 65px}.hero h1{font-size:clamp(3.25rem,17vw,5rem)}
  .architecture{display:none}.cap-strip{padding:18px 0}.service-row{grid-template-columns:44px 1fr;gap:16px;padding:28px 0}.service-row:hover{padding-left:0}.service-row>p{grid-column:2}
  .principles,.detail-grid,.tech-grid,.values{grid-template-columns:1fr}.process{grid-template-columns:1fr}.step{min-height:220px}
  .footer-top{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}
  .page-hero{padding:62px 0 54px}.page-hero h1{font-size:clamp(3rem,16vw,4.7rem)}
  .form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.contact-info{min-height:400px}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}