:root{--bg:#F6F8FA;--surface:#FFFFFF;--elevated:#EEF2F6;--border:#E2E6EC;--border-strong:#C7CEDA;--accent:#1C8FD1;--accent-dark:#145E8C;--text:#16233A;--muted:#556477;--hint:rgba(16,35,58,0.4);--maxw:1200px;--ease:cubic-bezier(.22,.61,.36,1);}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html,body{background:var(--bg);color:var(--text);font-family:'Roboto',system-ui,sans-serif;-webkit-font-smoothing:antialiased;}
body{overflow-x:hidden;line-height:1.55;}
a{color:inherit;text-decoration:none;}
a:hover{color:var(--accent-dark);}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
input,textarea{font-family:inherit;}
img{max-width:100%;display:block;}
::selection{background:var(--accent);color:#03110D;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 32px;}
.eyebrow{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-dark);font-weight:600;}
.section-title{font-size:clamp(30px,4vw,46px);font-weight:600;letter-spacing:-.03em;line-height:1.08;}
.section-sub{color:var(--muted);font-size:16.5px;max-width:560px;margin-top:14px;}
.section{padding:110px 0;position:relative;}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .9s var(--ease),transform .9s var(--ease);}
.reveal.in{opacity:1;transform:none;}
.reveal-stagger>*{opacity:0;transform:translateY(20px);transition:opacity .8s var(--ease),transform .8s var(--ease);}
.reveal-stagger.in>*{opacity:1;transform:none;}
.reveal-stagger.in>*:nth-child(1){transition-delay:.05s}.reveal-stagger.in>*:nth-child(2){transition-delay:.15s}.reveal-stagger.in>*:nth-child(3){transition-delay:.25s}.reveal-stagger.in>*:nth-child(4){transition-delay:.35s}.reveal-stagger.in>*:nth-child(5){transition-delay:.45s}.reveal-stagger.in>*:nth-child(6){transition-delay:.55s}
@media (prefers-reduced-motion:reduce){.reveal,.reveal-stagger>*{opacity:1!important;transform:none!important}}
/* nav */
.nav{position:fixed;top:18px;left:0;right:0;z-index:50;display:flex;justify-content:center;}
.nav-inner{max-width:1040px;width:calc(100% - 48px);margin:0 auto;padding:12px 20px;display:flex;align-items:center;justify-content:space-between;gap:24px;background:rgba(255,255,255,.92);backdrop-filter:saturate(140%) blur(14px);-webkit-backdrop-filter:saturate(140%) blur(14px);border:1px solid var(--border);border-radius:999px;box-shadow:0 8px 30px -12px rgba(16,35,58,.12);transition:box-shadow .3s var(--ease);}
.nav.scrolled .nav-inner{box-shadow:0 12px 34px -10px rgba(16,35,58,.18);}
.logo{display:flex;align-items:center;font-weight:700;font-size:19px;letter-spacing:-.02em;}
.logo iframe{display:block;pointer-events:none;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{position:relative;padding:9px 15px;border-radius:8px;color:var(--muted);font-size:14.5px;font-weight:500;transition:all .25s var(--ease);}
.nav-link::after{content:"";position:absolute;left:15px;right:15px;bottom:5px;height:1px;background:var(--accent-dark);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease);}
.nav-link:hover{color:var(--text);background:rgba(0,0,0,.03);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-cta{margin-left:8px;padding:11px 20px;border-radius:999px;background:var(--text);color:#fff;font-size:14px;font-weight:600;transition:all .25s var(--ease);}
.nav-cta:hover{background:var(--accent-dark);color:#fff;}
.nav-hamburger{display:none;width:38px;height:38px;border-radius:8px;border:1px solid var(--border);align-items:center;justify-content:center;}
.nav-hamburger span{display:block;width:16px;height:1.5px;background:var(--text);position:relative;}
.nav-hamburger span::before,.nav-hamburger span::after{content:"";position:absolute;left:0;width:16px;height:1.5px;background:var(--text);}
.nav-hamburger span::before{top:-5px}.nav-hamburger span::after{top:5px}
/* hero */
.hero{padding:150px 0 0;position:relative;}
.hero::before{content:"";position:absolute;inset:0;z-index:0;background-image:repeating-linear-gradient(45deg,rgba(22,35,58,.045) 0 1px,transparent 1px 16px);mask-image:linear-gradient(135deg,#000 0%,#000 30%,transparent 75%);-webkit-mask-image:linear-gradient(135deg,#000 0%,#000 30%,transparent 75%);pointer-events:none;}
.hero-inner,.hero .container{position:relative;z-index:1;}
.hero-float{position:absolute;z-index:1;display:flex;align-items:center;gap:8px;padding:10px 16px;border-radius:999px;background:var(--surface);border:1px solid var(--border);box-shadow:0 10px 26px -14px rgba(16,35,58,.18);font-size:13px;font-weight:600;color:var(--text);animation:floatY 5s ease-in-out infinite;}
.hero-float svg{width:15px;height:15px;color:var(--accent-dark);}
.hero-float.f1{top:14%;left:6%;animation-delay:.2s;}
.hero-float.f2{top:20%;right:7%;animation-delay:1.1s;}
.hero-float.f3{bottom:8%;left:12%;animation-delay:.6s;}
@keyframes floatY{0%,100%{transform:translateY(0);}50%{transform:translateY(-12px);}}
.hero-terminal{position:absolute;z-index:1;top:6%;right:2%;width:230px;border-radius:14px;background:#101826;border:1px solid rgba(255,255,255,.08);box-shadow:0 16px 40px -16px rgba(16,35,58,.35);overflow:hidden;animation:floatY 6s ease-in-out infinite;animation-delay:.4s;}
.hero-terminal .bar{display:flex;gap:6px;padding:9px 12px;background:rgba(255,255,255,.05);}
.hero-terminal .bar span{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.25);}
.hero-terminal .body{padding:14px 14px 16px;font-family:'JetBrains Mono',monospace;font-size:11px;line-height:1.7;color:#8FD3F4;min-height:74px;}
.hero-terminal .body .muted{color:rgba(255,255,255,.4);}
.hero-terminal .cursor{display:inline-block;width:6px;height:12px;background:var(--accent);margin-left:2px;animation:blink 1s step-end infinite;vertical-align:middle;}
@keyframes blink{50%{opacity:0;}}
@media (max-width:960px){.hero-float,.hero-terminal{display:none;}}
.hero-inner{text-align:center;max-width:840px;margin:0 auto;padding:0 24px;}
.hero-tag{display:inline-flex;align-items:center;gap:10px;padding:8px 16px;border-radius:999px;border:1px solid var(--border-strong);background:var(--surface);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-dark);font-weight:600;margin-bottom:28px;}
.hero-tag .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);}
.hero h1{font-size:clamp(36px,5.6vw,68px);line-height:1.04;letter-spacing:-.03em;font-weight:600;margin-bottom:22px;text-wrap:balance;}
.hero h1 .accent{color:var(--accent-dark);}
.hero-sub{font-size:clamp(15px,1.3vw,18px);color:var(--muted);max-width:560px;margin:0 auto 36px;line-height:1.6;text-wrap:pretty;}
.hero-actions{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap;margin-bottom:56px;}
.btn-primary{display:inline-flex;align-items:center;gap:10px;padding:15px 26px;border-radius:999px;background:var(--text);color:#fff;font-size:15px;font-weight:600;transition:all .25s var(--ease);}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-1px) scale(1.015);box-shadow:0 10px 26px -10px rgba(0,168,125,.5);}
.btn-primary:active{transform:scale(.97);}
.btn-primary svg{width:14px;height:14px;}
.btn-outline{display:inline-flex;align-items:center;gap:10px;padding:15px 26px;border-radius:999px;border:1px solid var(--border-strong);color:var(--text);font-size:15px;font-weight:600;transition:all .25s var(--ease);}
.btn-outline:hover{border-color:var(--accent-dark);color:var(--accent-dark);transform:translateY(-1px);}
.btn-outline:active{transform:scale(.97);}
.hero-stats{display:flex;justify-content:center;gap:48px;flex-wrap:wrap;padding-top:12px;border-top:1px solid var(--border);}
.hero-stat{text-align:center;}
.hero-stat .n{font-size:30px;font-weight:700;letter-spacing:-.02em;color:var(--text);}
.hero-stat .n .accent{color:var(--accent-dark);}
.hero-stat .l{font-size:12.5px;color:var(--muted);margin-top:2px;}
.hero-banner{margin-top:56px;border-radius:24px;aspect-ratio:16/7;will-change:transform;overflow:hidden;}
.hero-banner img{width:100%;height:100%;object-fit:cover;}
/* stack */
.stack-section{padding:64px 0;background:var(--surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border);overflow:hidden;}
.stack-head{text-align:center;margin-bottom:40px;}
.stack-head h3{font-size:clamp(28px,3.6vw,42px);font-weight:600;letter-spacing:-.03em;color:var(--text);}
.stack-marquee{width:100%;overflow:hidden;mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);-webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);}
.stack-track{display:flex;gap:22px;flex-shrink:0;animation:stackMarquee 38s linear infinite;padding-right:22px;}
.stack-marquee:hover .stack-track{animation-play-state:paused;}
@keyframes stackMarquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.stack-card{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;width:200px;height:150px;padding:18px;border-radius:16px;background:var(--surface);border:1px solid var(--border);flex-shrink:0;transition:all .35s var(--ease);filter:grayscale(1);opacity:.7;}
.stack-card:hover{filter:none;opacity:1;border-color:var(--accent);box-shadow:0 14px 30px -18px rgba(0,0,0,.15);transform:translateY(-3px);}
.stack-card .icon-box{width:auto;height:auto;background:none;border:none;color:var(--text);}
.stack-card .icon-box svg{width:44px;height:44px;stroke-width:1.4;}
.stack-card .info{text-align:center;}
.stack-card .info h5{font-size:14.5px;font-weight:600;letter-spacing:-.01em;}
.stack-card .info span{font-size:11.5px;color:var(--muted);line-height:1.3;display:block;margin-top:2px;}
/* about */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.about-visual{border-radius:20px;aspect-ratio:4/5;overflow:hidden;}
.about-visual img{width:100%;height:100%;object-fit:cover;}
.about-counter{display:flex;align-items:center;gap:18px;margin:24px 0 20px;}
.about-counter .num{font-size:64px;font-weight:700;letter-spacing:-.03em;color:var(--accent-dark);line-height:1;flex-shrink:0;}
.about-counter .num::after{content:"+";}
.about-counter .label{color:var(--muted);font-size:14.5px;max-width:220px;line-height:1.45;padding-left:14px;border-left:1px solid var(--border);}
.about-copy p{color:var(--muted);font-size:16px;line-height:1.7;margin-bottom:28px;max-width:480px;}
/* choose */
.choose{background:var(--surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.choose-head{margin-bottom:56px;}
.choose-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.choose-card{padding:8px;transition:transform .4s var(--ease);}
.choose-card:hover{transform:translateY(-4px);}
.choose-num{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--accent-dark);font-weight:600;margin-bottom:18px;}
.choose-card h4{font-size:20px;font-weight:600;margin-bottom:10px;letter-spacing:-.01em;}
.choose-card p{color:var(--muted);font-size:14.5px;line-height:1.65;}
/* services */
.services-head{margin-bottom:56px;display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:24px;}
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.service-card{position:relative;padding:30px 26px;border-radius:16px;background:var(--surface);border:1px solid var(--border);transition:all .3s var(--ease);}
.service-card:hover{border-color:var(--accent);box-shadow:0 16px 40px -20px rgba(0,0,0,.12);transform:translateY(-2px);}
.service-icon{width:64px;height:64px;border-radius:18px;background:linear-gradient(135deg,var(--accent),var(--accent-dark));display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:22px;box-shadow:0 12px 26px -12px rgba(20,94,140,.5);}
.service-icon svg{width:30px;height:30px;stroke-width:1.5;}
.service-title{font-size:18px;font-weight:600;letter-spacing:-.01em;margin-bottom:8px;}
.service-desc{color:var(--muted);font-size:14px;line-height:1.6;}
/* portfolio */
.work{background:var(--surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.work-head{margin-bottom:56px;}
.work-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;max-width:820px;margin:0 auto;}
.work-card{position:relative;border-radius:16px;overflow:hidden;aspect-ratio:16/11;display:block;}
.work-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);}
.work-card:hover img{transform:scale(1.07);}
.work-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(10,14,10,.82) 100%);transition:opacity .4s var(--ease);}
.work-card:hover::after{opacity:.92;}
.work-card-inner{position:absolute;left:22px;right:22px;bottom:22px;z-index:2;display:flex;align-items:flex-end;justify-content:space-between;gap:12px;}
.work-card-inner h4{color:#fff;font-size:21px;font-weight:600;letter-spacing:-.02em;transition:transform .4s var(--ease);}
.work-card:hover .work-card-inner h4{transform:translateX(3px);}
.work-card-inner p{color:rgba(255,255,255,.75);font-size:13px;margin-top:4px;max-width:280px;}
.work-arrow{width:40px;height:40px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform .3s var(--ease);}
.work-arrow svg{width:15px;height:15px;color:#03110D;}
.work-card:hover .work-arrow{transform:rotate(45deg);}
/* funfact */
.funfact{padding:80px 0;background:linear-gradient(135deg,var(--accent-dark),var(--accent));color:#fff;position:relative;overflow:hidden;}
.funfact::after{content:"";position:absolute;top:-80px;right:-80px;width:340px;height:340px;border-radius:50%;background:rgba(255,255,255,.08);}
.funfact-head{position:relative;z-index:1;margin-bottom:44px;}
.funfact-head .eyebrow{color:rgba(255,255,255,.65);}
.funfact-head h2{font-size:clamp(26px,3.4vw,38px);font-weight:700;letter-spacing:-.02em;color:#fff;margin-top:10px;}
.funfact-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.funfact-item .num{font-size:48px;font-weight:700;letter-spacing:-.02em;color:#fff;}
.funfact-item .num sup{font-size:24px;top:-.6em;}
.funfact-item .label{color:rgba(255,255,255,.75);font-size:14.5px;margin-top:6px;}
/* team */
.team-head{margin-bottom:56px;}
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;max-width:760px;margin:0 auto;justify-content:center;}
.team-card{border-radius:16px;overflow:hidden;background:var(--surface);border:1px solid var(--border);text-align:center;padding-bottom:22px;transition:all .3s var(--ease);}
.team-card:hover{box-shadow:0 16px 40px -20px rgba(0,0,0,.12);transform:translateY(-2px);}
.team-photo{aspect-ratio:1;overflow:hidden;}
.team-photo img{width:100%;height:100%;object-fit:cover;}
.team-card h4{font-size:16px;font-weight:600;margin:18px 0 3px;}
.team-card .role{color:var(--muted);font-size:13px;margin-bottom:14px;}
.team-socials{display:flex;justify-content:center;gap:8px;}
.team-socials a{width:28px;height:28px;border-radius:7px;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--muted);transition:all .25s var(--ease);}
.team-socials a:hover{color:var(--accent-dark);border-color:var(--accent);}
.team-socials svg{width:13px;height:13px;}
/* contact */
.contact{background:var(--surface);border-top:1px solid var(--border);}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.contact-left h2{font-size:clamp(32px,4.2vw,48px);font-weight:600;letter-spacing:-.03em;line-height:1.08;margin:16px 0 22px;text-wrap:balance;}
.contact-left p{color:var(--muted);font-size:16.5px;max-width:440px;margin-bottom:28px;line-height:1.6;}
.contact-info{display:flex;flex-direction:column;gap:14px;border-top:1px solid var(--border);padding-top:26px;}
.contact-info-row{display:flex;align-items:center;gap:14px;color:var(--muted);font-size:14.5px;}
.contact-info-row svg{width:16px;height:16px;color:var(--accent-dark);flex-shrink:0;}
.contact-info-row strong{color:var(--text);font-weight:500;}
.form{background:var(--bg);border:1px solid var(--border);border-radius:20px;padding:34px;display:flex;flex-direction:column;gap:16px;}
.field{display:flex;flex-direction:column;gap:7px;}
.field label{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--hint);font-weight:600;}
.field input,.field textarea{width:100%;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:12px 14px;color:var(--text);font-size:14.5px;transition:all .25s var(--ease);resize:none;font-family:inherit;}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(28,143,209,.14);}
.field textarea{min-height:92px;}
.field-error{display:none;color:#C0392B;font-size:12px;line-height:1.4;}
.field-error:not(:empty){display:block;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-submit{margin-top:6px;padding:14px;border-radius:999px;background:var(--text);color:#fff;font-size:15px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:10px;transition:all .25s var(--ease);}
.form-submit:hover:not(.sent){background:var(--accent-dark);}
.form-submit.sent{background:rgba(28,143,209,.16);color:var(--accent-dark);}
.form-submit svg{width:14px;height:14px;}
.form-success{background:rgba(28,143,209,.12);color:var(--accent-dark);border:1px solid rgba(28,143,209,.3);border-radius:12px;padding:14px 18px;font-size:14px;font-weight:500;margin-bottom:16px;}
/* footer */
.footer{background:var(--text);color:rgba(255,255,255,.7);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:56px;margin-bottom:48px;}
.footer .logo{color:#fff;}
.footer-col p{color:rgba(255,255,255,.55);font-size:14px;line-height:1.6;max-width:280px;margin-top:14px;}
.footer-col h5{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.4);margin-bottom:16px;}
.footer-nav{display:flex;flex-direction:column;gap:10px;}
.footer-nav a{color:rgba(255,255,255,.65);font-size:14px;}
.footer-nav a:hover{color:var(--accent);}
.footer-contact{display:flex;flex-direction:column;gap:10px;color:rgba(255,255,255,.65);font-size:14px;}
.footer-contact a:hover{color:var(--accent);}
.socials{display:flex;gap:8px;margin-top:16px;}
.social-btn{width:34px;height:34px;border-radius:8px;border:1px solid rgba(255,255,255,.15);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.7);transition:all .25s var(--ease);}
.social-btn:hover{border-color:var(--accent);color:var(--accent);}
.social-btn svg{width:14px;height:14px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;color:rgba(255,255,255,.4);font-size:12px;font-family:'JetBrains Mono',monospace;}
@media (max-width:960px){
.nav{top:12px;}
.nav-inner{width:calc(100% - 24px);border-radius:24px;padding:12px 16px;}
.section{padding:80px 0}.container{padding:0 22px}
.nav-links{display:none}.nav-links.open{display:flex;flex-direction:column;align-items:flex-start;gap:4px;position:absolute;top:calc(100% + 8px);left:0;right:0;background:rgba(255,255,255,.98);backdrop-filter:blur(14px);padding:16px 20px 22px;border-radius:20px;border:1px solid var(--border);box-shadow:0 12px 34px -10px rgba(16,35,58,.18)}
.nav-links.open .nav-link,.nav-links.open .nav-cta{width:100%}
.nav-hamburger{display:flex}
.about-grid{grid-template-columns:1fr;gap:32px}
.choose-grid{grid-template-columns:1fr}
.services-grid{grid-template-columns:1fr}
.work-grid{grid-template-columns:1fr}
.funfact-grid{grid-template-columns:repeat(2,1fr);gap:32px}
.team-grid{grid-template-columns:repeat(2,1fr)}
.contact-grid{grid-template-columns:1fr;gap:32px}
.form-row{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr;gap:36px}
.hero-stats{gap:28px}
}