:root{
  --bg:#070b16;
  --bg-soft:#0c1222;
  --card:#0f1729;
  --card-2:#111a30;
  --line:rgba(255,255,255,.07);
  --line-2:rgba(255,255,255,.12);
  --txt:#eef2fb;
  --muted:#8e9cb8;
  --muted-2:#6b7793;
  --accent:#5eead4;
  --accent-2:#818cf8;
  --accent-3:#f0abfc;
  --grad:linear-gradient(120deg,#5eead4,#818cf8 52%,#f0abfc);
  --ease:cubic-bezier(.22,1,.36,1);
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,sans-serif;
  background:var(--bg);
  color:var(--txt);
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,.brand{font-family:'Sora',sans-serif;line-height:1.1}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(94,234,212,.65);outline-offset:3px}
.skip-link{position:fixed;left:16px;top:10px;z-index:999;background:var(--txt);color:var(--bg);padding:10px 14px;border-radius:10px;font-weight:700;transform:translateY(-140%);transition:.25s var(--ease)}
.skip-link:focus{transform:translateY(0)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.grad-text{background:var(--grad);background-size:200% auto;-webkit-background-clip:text;background-clip:text;color:transparent;animation:shine 6s linear infinite}
@keyframes shine{to{background-position:200% center}}

/* scroll progress */
#progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--grad);z-index:100;transition:width .1s linear}

/* background glows */
.glow{position:fixed;border-radius:50%;filter:blur(130px);z-index:0;pointer-events:none}
.glow.a{width:480px;height:480px;background:#5eead4;opacity:.22;top:-160px;left:-120px;animation:float 16s var(--ease) infinite}
.glow.b{width:540px;height:540px;background:#818cf8;opacity:.20;top:38%;right:-200px;animation:float 20s var(--ease) infinite reverse}
.glow.c{width:420px;height:420px;background:#f0abfc;opacity:.14;bottom:-180px;left:28%;animation:float 24s var(--ease) infinite}
@keyframes float{0%,100%{transform:translate(0,0)}50%{transform:translate(40px,-40px)}}

/* nav */
header{position:fixed;top:0;left:0;right:0;z-index:50;transition:.4s var(--ease)}
header.scrolled{background:rgba(7,11,22,.72);backdrop-filter:blur(16px) saturate(150%);border-bottom:1px solid var(--line)}
nav{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;max-width:var(--maxw);margin:0 auto}
.brand{display:inline-flex;align-items:center;gap:11px;font-weight:800;font-size:1.25rem;letter-spacing:-.02em;color:var(--txt)}
.brand .logo{width:34px;height:34px;display:block;flex-shrink:0;transition:transform .4s var(--ease)}
.logo-mark{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--grad);color:#070b16;font-family:'Sora';font-weight:800;font-size:.82rem;flex-shrink:0}
.brand:hover .logo{transform:rotate(-8deg) scale(1.06)}
.brand b{font-weight:400;color:var(--muted)}
.nav-links{display:flex;gap:32px;align-items:center}
.nav-links a{color:var(--muted);font-size:.92rem;font-weight:500;transition:.25s var(--ease);position:relative}
.nav-links a:hover{color:var(--txt)}
.nav-links a.active{color:var(--txt)}
.nav-links a.active::after{content:'';position:absolute;left:0;right:0;bottom:-7px;height:2px;border-radius:2px;background:var(--grad)}
.lang{display:flex;border:1px solid var(--line-2);border-radius:999px;overflow:hidden;font-size:.78rem;font-weight:600}
.lang button{background:transparent;color:var(--muted);border:0;padding:7px 13px;cursor:pointer;transition:.25s var(--ease);font-family:inherit}
.lang button.active{background:var(--grad);color:#070b16}
.burger{display:none;background:none;border:0;color:var(--txt);cursor:pointer;font-size:1.5rem}

/* hero */
.hero{position:relative;z-index:2;padding:175px 0 110px;text-align:center}
.pill{display:inline-flex;align-items:center;gap:9px;border:1px solid var(--line-2);background:rgba(255,255,255,.03);padding:8px 17px;border-radius:999px;font-size:.82rem;color:var(--muted);margin-bottom:30px}
.pill .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 0 rgba(94,234,212,.6);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(94,234,212,.55)}70%{box-shadow:0 0 0 9px rgba(94,234,212,0)}100%{box-shadow:0 0 0 0 rgba(94,234,212,0)}}
.hero h1{font-size:clamp(2.5rem,6.2vw,4.6rem);font-weight:800;letter-spacing:-.035em;margin-bottom:24px}
.hero p.lead{max-width:660px;margin:0 auto 40px;color:var(--muted);font-size:clamp(1.02rem,2vw,1.2rem)}
.cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:9px;padding:15px 28px;border-radius:13px;font-weight:600;font-size:.96rem;cursor:pointer;border:0;transition:.3s var(--ease);font-family:inherit}
.btn-primary{background:var(--grad);color:#070b16}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 44px rgba(129,140,248,.4)}
.btn-ghost{background:transparent;color:var(--txt);border:1px solid var(--line-2)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-3px)}

/* tech marquee */
.marquee{margin-top:70px;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee .track{display:flex;gap:54px;width:max-content;animation:scrollx 26s linear infinite}
.marquee span{font-family:'Sora';font-weight:600;font-size:1.05rem;color:var(--muted-2);white-space:nowrap;letter-spacing:.01em}
@keyframes scrollx{to{transform:translateX(-50%)}}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:64px}
.stat{text-align:center;padding:28px 16px;background:linear-gradient(180deg,var(--card),var(--card-2));border:1px solid var(--line);border-radius:18px;transition:.35s var(--ease)}
.stat:hover{transform:translateY(-5px);border-color:var(--line-2)}
.stat .num{font-family:'Sora';font-size:2.35rem;font-weight:800}
.stat .lbl{color:var(--muted);font-size:.84rem;margin-top:8px}

/* sections */
section{position:relative;z-index:2}
.sec{padding:104px 0;scroll-margin-top:80px}
.sec-head{text-align:center;max-width:660px;margin:0 auto 62px}
.tag{display:inline-block;color:var(--accent);font-weight:600;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase}
.sec-head h2{font-size:clamp(2rem,4vw,2.9rem);font-weight:800;margin:14px 0 16px;letter-spacing:-.025em}
.sec-head p{color:var(--muted)}

/* about */
.about{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.about p{color:var(--muted);margin-bottom:18px}
.lead-q{font-family:'Sora';font-size:1.4rem;color:var(--txt);font-weight:600;line-height:1.45;margin:16px 0 26px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.chip{border:1px solid var(--line-2);background:rgba(255,255,255,.03);padding:8px 15px;border-radius:999px;font-size:.84rem;color:var(--muted);transition:.25s var(--ease)}
.chip:hover{color:var(--txt);border-color:var(--accent)}
/* timeline */
.timeline{position:relative;padding-left:26px}
.timeline::before{content:'';position:absolute;left:5px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--accent),var(--accent-2),var(--accent-3))}
.tl-item{position:relative;padding-bottom:26px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:'';position:absolute;left:-25px;top:5px;width:12px;height:12px;border-radius:50%;background:var(--bg);border:2px solid var(--accent)}
.tl-item .yr{font-family:'Sora';font-weight:700;color:var(--accent);font-size:.95rem}
.tl-item h4{font-size:1.02rem;margin:3px 0 4px;font-weight:600;font-family:'Sora'}
.tl-item p{color:var(--muted);font-size:.9rem;margin:0}
.about-card{background:linear-gradient(180deg,var(--card),var(--card-2));border:1px solid var(--line);border-radius:22px;padding:38px}
.about-card h3{font-size:1.12rem;margin-bottom:22px}

/* services */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{position:relative;border-radius:22px;padding:2px;background:var(--line);transition:.4s var(--ease)}
.card-inner{background:linear-gradient(180deg,var(--card),var(--card-2));border-radius:20px;padding:34px;height:100%}
.card::before{content:'';position:absolute;inset:0;border-radius:22px;padding:2px;background:var(--grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:.4s var(--ease)}
.card:hover{transform:translateY(-8px)}
.card:hover::before{opacity:1}
.card .icon{width:56px;height:56px;border-radius:15px;display:grid;place-items:center;background:rgba(94,234,212,.1);margin-bottom:22px;font-size:1.55rem}
.card:nth-child(2) .icon{background:rgba(129,140,248,.13)}
.card:nth-child(3) .icon{background:rgba(240,171,252,.13)}
.card h3{font-size:1.28rem;margin-bottom:12px}
.card>.card-inner>p{color:var(--muted);font-size:.94rem;margin-bottom:18px}
.card ul{list-style:none}
.card ul li{color:var(--muted);font-size:.88rem;padding:6px 0;padding-left:22px;position:relative}
.card ul li::before{content:'→';position:absolute;left:0;color:var(--accent)}

/* focus badge + split bar */
.badge{display:inline-block;margin-left:10px;font-size:.62rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:#070b16;background:var(--grad);padding:4px 10px;border-radius:999px;vertical-align:middle}
.card.primary{box-shadow:0 0 0 1px rgba(94,234,212,.25)}
.split{max-width:660px;margin:0 auto 58px}
.split-bar{display:flex;height:14px;border-radius:999px;overflow:hidden;border:1px solid var(--line-2);background:var(--bg)}
.split-bar i{display:block;height:100%}
.split .s1{background:linear-gradient(90deg,#5eead4,#818cf8);width:70%}
.split .s2{background:#818cf8;width:15%}
.split .s3{background:#f0abfc;width:15%}
.split-legend{display:flex;justify-content:center;gap:24px;margin-top:16px;flex-wrap:wrap;font-size:.88rem;color:var(--muted)}
.split-legend .k{display:inline-flex;align-items:center;gap:8px}
.split-legend b{color:var(--txt);font-family:'Sora'}
.split-legend .dotc{width:10px;height:10px;border-radius:50%}

/* portfolio */
.work{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.work-item{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:linear-gradient(180deg,var(--card),var(--card-2));transition:.4s var(--ease)}
.work-item:hover{transform:translateY(-6px);border-color:var(--line-2)}
.work-thumb{height:180px;position:relative;display:grid;place-items:center;overflow:hidden}
.work-thumb::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(7,11,22,.55))}
.work-thumb .mock{font-family:'Sora';font-weight:800;font-size:1.5rem;color:rgba(255,255,255,.9);z-index:1;letter-spacing:.02em}
.w1{background:linear-gradient(135deg,#0e7490,#5eead4)}
.w2{background:linear-gradient(135deg,#4338ca,#818cf8)}
.w3{background:linear-gradient(135deg,#a21caf,#f0abfc)}
.w4{background:linear-gradient(135deg,#0f766e,#818cf8)}
.work-body{padding:24px}
.work-body h3{font-size:1.12rem;margin-bottom:6px}
.work-body p{color:var(--muted);font-size:.9rem;margin-bottom:14px}
.work-tags{display:flex;flex-wrap:wrap;gap:7px}
.work-tags span{font-size:.74rem;color:var(--muted);border:1px solid var(--line-2);padding:4px 10px;border-radius:999px}

/* process */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{padding:32px 26px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(180deg,var(--card),var(--card-2));transition:.35s var(--ease)}
.step:hover{transform:translateY(-6px);border-color:var(--line-2)}
.step .n{font-family:'Sora';font-size:2.5rem;font-weight:800;color:transparent;-webkit-text-stroke:1.5px var(--accent-2);opacity:.6;line-height:1;margin-bottom:16px}
.step h3{font-size:1.06rem;margin-bottom:10px}
.step p{color:var(--muted);font-size:.88rem}

/* contact */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:54px;align-items:start}
.contact-info h2{font-size:clamp(1.9rem,4vw,2.7rem);font-weight:800;letter-spacing:-.025em;margin-bottom:18px}
.contact-info>p{color:var(--muted);margin-bottom:30px}
.info-item{display:flex;gap:16px;align-items:center;padding:17px 0;border-bottom:1px solid var(--line)}
.info-item .ic{width:46px;height:46px;border-radius:13px;background:rgba(129,140,248,.12);display:grid;place-items:center;color:var(--accent);flex-shrink:0;font-size:1.1rem}
.info-item .lbl{font-size:.74rem;color:var(--muted);text-transform:uppercase;letter-spacing:.09em}
.info-item .val{font-weight:600}
form{background:linear-gradient(180deg,var(--card),var(--card-2));border:1px solid var(--line);border-radius:22px;padding:36px}
.field{margin-bottom:18px}
.field label{display:block;font-size:.85rem;color:var(--muted);margin-bottom:8px}
.field input,.field textarea,.field select{width:100%;background:var(--bg);border:1px solid var(--line-2);border-radius:12px;padding:14px 15px;color:var(--txt);font-family:inherit;font-size:.95rem;transition:.25s var(--ease)}
.field option{background:var(--bg);color:var(--txt)}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(94,234,212,.12)}
.field textarea{resize:vertical;min-height:118px}
form .btn-primary{width:100%;justify-content:center;margin-top:6px}

/* form alerts + validation + honeypot + turnstile */
.form-alert{padding:14px 16px;border-radius:12px;margin-bottom:20px;font-size:.9rem;border:1px solid}
.form-alert.error{background:rgba(248,113,113,.1);border-color:rgba(248,113,113,.4);color:#fca5a5}
.form-alert ul{margin:0;padding-left:18px}
.form-alert li{margin:2px 0}
.val-err{display:block;color:#fca5a5;font-size:.8rem;margin-top:6px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.cf-turnstile{margin-bottom:18px}
.success-card{background:linear-gradient(180deg,var(--card),var(--card-2));border:1px solid var(--line);border-radius:22px;padding:48px 36px;text-align:center}
.success-card .ic{width:66px;height:66px;border-radius:50%;background:rgba(94,234,212,.12);color:var(--accent);display:grid;place-items:center;margin:0 auto 20px;font-size:1.9rem}
.success-card h3{font-size:1.4rem;margin-bottom:10px}
.success-card p{color:var(--muted)}

/* footer */
footer{border-top:1px solid var(--line);padding:44px 0;text-align:center;color:var(--muted);font-size:.88rem;position:relative;z-index:2}
footer .social{display:flex;gap:16px;justify-content:center;margin-bottom:20px}
footer .social a{width:42px;height:42px;border:1px solid var(--line-2);border-radius:12px;display:grid;place-items:center;transition:.3s var(--ease);color:var(--muted)}
footer .social a:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-4px)}
footer .social a svg{display:block}

/* back to top */
#toTop{position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:14px;border:1px solid var(--line-2);background:rgba(15,23,41,.8);backdrop-filter:blur(10px);color:var(--txt);font-size:1.2rem;cursor:pointer;display:grid;place-items:center;opacity:0;pointer-events:none;transform:translateY(12px);transition:.35s var(--ease);z-index:60}
#toTop.show{opacity:1;pointer-events:auto;transform:none}
#toTop:hover{border-color:var(--accent);color:var(--accent)}

/* reveal */
.reveal{opacity:0;transform:translateY(34px);transition:.8s var(--ease)}
.reveal.in{opacity:1;transform:none}

@media(max-width:880px){
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;background:rgba(7,11,22,.97);backdrop-filter:blur(16px);padding:24px;gap:18px;border-bottom:1px solid var(--line)}
  .nav-links.open{display:flex}
  .burger{display:block}
  .stats{grid-template-columns:repeat(2,1fr)}
  .about,.contact-grid{grid-template-columns:1fr;gap:40px}
  .cards{grid-template-columns:1fr}
  .work{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:520px){.steps{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}