/* ==========================================================
   DESIGN TOKENS
   bg   #0a0e17 (deep space navy)  surface #12151f  surface-2 #171b28
   blue #5b8cff   violet #9b6bff   cyan #3fd8e0
   text #e9ebf3   muted  #8d93a8
   display: Space Grotesk / body: Inter / utility: JetBrains Mono
========================================================== */
:root{
  --bg:#0a0e17;
  --surface:#12151f;
  --surface-2:#171b28;
  --border:#232838;
  --blue:#5b8cff;
  --violet:#9b6bff;
  --cyan:#3fd8e0;
  --text:#e9ebf3;
  --muted:#8d93a8;
  --grad: linear-gradient(120deg,var(--blue),var(--violet) 55%,var(--cyan));
  --radius:14px;
  --maxw:1240px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
.mono{font-family:'JetBrains Mono',monospace}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* subtle grain / vignette overlay for texture */
.grain{
  position:fixed;inset:0;pointer-events:none;z-index:1;
  background:radial-gradient(ellipse at 50% -10%, rgba(91,140,255,.08), transparent 60%);
}

.scroll-progress{
  position:fixed;top:0;left:0;height:3px;width:0%;
  background:var(--grad);z-index:200;transition:width .1s linear;
}

/* ---------- reveal-on-scroll ---------- */
.reveal{
  opacity:0;
  transform:translateY(28px);
  transition:opacity .7s cubic-bezier(.16,1,.3,1), transform .7s cubic-bezier(.16,1,.3,1);
  transition-delay:var(--delay,0s);
}
.reveal.in{opacity:1;transform:translateY(0)}

/* ---------- NAV ---------- */
.nav{
  position:sticky;top:0;z-index:100;
  background:rgba(10,14,23,.72);
  backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s ease;
}
.nav.scrolled{border-bottom-color:var(--border)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:18px 32px}
.logo{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:19px;letter-spacing:.02em}
.logo .dot{color:var(--blue)}
.logo-caret{color:var(--cyan);animation:blink 1.1s step-end infinite}
@keyframes blink{50%{opacity:0}}
.navlinks{display:flex;gap:30px;font-size:14px}
.navlinks a{color:var(--muted);position:relative;padding:4px 0;transition:color .2s}
.navlinks a::after{
  content:'';position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--grad);
  transition:width .25s ease;
}
.navlinks a:hover{color:var(--text)}
.navlinks a:hover::after{width:100%}

.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;border-radius:9px;font-size:14px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#050810;box-shadow:0 0 0 0 rgba(91,140,255,0)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 30px -8px rgba(91,140,255,.55)}
.btn-ghost{border-color:var(--border);color:var(--text);background:transparent}
.btn-ghost:hover{border-color:var(--blue);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:13px}

.hamburger{display:none;background:none;border:0;flex-direction:column;gap:5px;cursor:pointer;padding:6px}
.hamburger span{width:22px;height:2px;background:var(--text);display:block}
.mobile-menu{
  display:none;flex-direction:column;position:sticky;top:64px;z-index:99;
  background:var(--surface);border-bottom:1px solid var(--border);
}
.mobile-menu a{padding:16px 32px;border-bottom:1px solid var(--border);font-size:15px}
.mobile-menu.open{display:flex}

/* ---------- HERO ---------- */
.hero{position:relative;padding:120px 0 90px;overflow:hidden}
.hero-glow{
  position:absolute;top:-200px;left:50%;transform:translateX(-50%);
  width:900px;height:600px;border-radius:50%;
  background:radial-gradient(circle,rgba(91,140,255,.25),rgba(155,107,255,.08) 55%,transparent 70%);
  filter:blur(40px);pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.term-chip{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--border);border-radius:20px;padding:7px 14px;font-size:12.5px;color:var(--cyan);
  background:rgba(63,216,224,.06);margin-bottom:22px;
}
.term-dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 8px var(--cyan);animation:pulse 1.8s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero-title{font-family:'Space Grotesk',sans-serif;font-size:46px;line-height:1.15;font-weight:700;margin:0 0 18px}
.prompt{display:block;font-size:15px;color:var(--muted);font-weight:400;margin-bottom:10px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{color:var(--blue);font-size:16px;min-height:24px;margin:0 0 16px}
.hero-sub::after{content:'';display:inline-block;width:8px;height:16px;background:var(--blue);margin-left:2px;animation:blink 1s step-end infinite;vertical-align:middle}
.hero-desc{color:var(--muted);font-size:16.5px;line-height:1.65;max-width:520px;margin:0 0 30px}
.hero-cta{display:flex;gap:14px;margin-bottom:44px}

.stat-strip{display:flex;gap:28px;flex-wrap:wrap}
.stat-chip{display:flex;flex-direction:column;gap:2px}
.stat-chip .num{font-family:'Space Grotesk',sans-serif;font-size:26px;font-weight:700;color:var(--text)}
.stat-chip .lbl{font-size:12.5px;color:var(--muted)}
.stat-chip .lbl-only{font-size:13px;color:var(--muted);border-left:1px solid var(--border);padding-left:20px;align-self:center}

.hero-art{position:relative}
.float-wrap{position:relative;animation:floaty 6s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
.hero-img{border-radius:20px;box-shadow:0 30px 80px -20px rgba(0,0,0,.6)}
.code-card{
  position:absolute;bottom:-30px;left:-40px;
  background:var(--surface);border:1px solid var(--border);border-radius:12px;
  padding:16px 18px;font-size:12.5px;line-height:1.6;box-shadow:0 20px 50px -15px rgba(0,0,0,.6);
  max-width:230px;
}
.code-card pre{margin:0;white-space:pre-wrap}
.code-dots{display:flex;gap:5px;margin-bottom:10px}
.code-dots span{width:8px;height:8px;border-radius:50%;background:var(--border)}
.code-dots span:nth-child(1){background:#ff6767}
.code-dots span:nth-child(2){background:#ffc267}
.code-dots span:nth-child(3){background:#67ff9e}
.c-kw{color:var(--violet)} .c-cl{color:var(--cyan)} .c-fn{color:var(--blue)} .c-str{color:#8ee6a6}

/* ---------- SECTIONS ---------- */
.section{padding:110px 0;position:relative}
.sec-head{max-width:640px;margin-bottom:56px}
.eyebrow{display:inline-block;color:var(--cyan);font-size:13px;margin-bottom:14px}
.h2{font-family:'Space Grotesk',sans-serif;font-size:34px;font-weight:700;line-height:1.25;margin:0 0 12px}
.sub{color:var(--muted);font-size:16px;line-height:1.6}
.body-text{color:var(--muted);font-size:16px;line-height:1.75;max-width:560px;margin-bottom:18px}

/* ---------- ABOUT ---------- */
.about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:center}
.about-img{border-radius:20px;box-shadow:0 30px 70px -20px rgba(0,0,0,.55)}
.expertise-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:28px}
.exp-card{
  display:flex;align-items:center;gap:10px;
  border:1px solid var(--border);border-radius:10px;padding:16px 18px;font-size:14.5px;font-weight:500;
  background:var(--surface);transition:transform .25s ease, border-color .25s ease;
}
.exp-card:hover{transform:translateY(-4px);border-color:var(--blue)}
.exp-ico{color:var(--blue)}

/* ---------- PROJECTS ---------- */
.project-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.project-card:first-child{grid-column:1 / -1}
.project-card{
  border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:var(--surface);
  transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
  display:flex;flex-direction:column;
}
.project-card:first-child{flex-direction:row}
.project-card:first-child .project-media{width:46%}
.project-card:first-child .project-body{width:54%}
.project-card:hover{transform:translateY(-6px);border-color:var(--blue);box-shadow:0 25px 60px -25px rgba(91,140,255,.35)}
.project-media{overflow:hidden}
.project-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.project-card:hover .project-media img{transform:scale(1.06)}
.project-body{padding:26px 28px;display:flex;flex-direction:column;gap:10px}
.project-body h3{font-family:'Space Grotesk',sans-serif;font-size:19px;margin:0}
.project-body p{color:var(--muted);font-size:14.5px;line-height:1.6;margin:0}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.tag{font-size:11.5px;border:1px solid var(--border);border-radius:20px;padding:4px 11px;color:var(--muted)}
.key-result{font-size:13px;color:var(--cyan);margin-top:6px}

/* ---------- TECH STACK ---------- */
.stack-section{position:relative}
.stack-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.07;pointer-events:none}
.stack-grid{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:24px}
.stack-col h4{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 14px}
.pill-row{display:flex;flex-wrap:wrap;gap:8px}
.pill{
  font-size:12.5px;border:1px solid var(--border);border-radius:8px;padding:7px 12px;background:var(--surface);
  transition:border-color .2s ease, color .2s ease;
}
.pill:hover{border-color:var(--cyan);color:var(--cyan)}

/* ---------- SERVICES ---------- */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service-card{
  border:1px solid var(--border);border-radius:var(--radius);padding:30px 26px;background:var(--surface);
  transition:transform .3s ease, border-color .3s ease;
}
.service-card:hover{transform:translateY(-6px);border-color:var(--violet)}
.svc-ico{width:52px;height:52px;border-radius:12px;object-fit:cover;margin-bottom:18px}
.service-card h3{font-family:'Space Grotesk',sans-serif;font-size:17px;margin:0 0 8px}
.service-card p{color:var(--muted);font-size:14.5px;line-height:1.6;margin:0}

/* ---------- TIMELINE ---------- */
.timeline{position:relative;padding-left:36px}
.timeline-line{
  position:absolute;left:5px;top:6px;bottom:6px;width:2px;
  background:var(--border);
}
.timeline-line::after{
  content:'';position:absolute;left:0;top:0;width:100%;height:var(--fill,0%);
  background:var(--grad);transition:height .3s ease;
}
.tl-item{position:relative;padding-bottom:52px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
  position:absolute;left:-36px;top:4px;width:12px;height:12px;border-radius:50%;
  background:var(--bg);border:2px solid var(--blue);box-shadow:0 0 0 4px var(--bg);
}
.tl-date{color:var(--cyan);font-size:12.5px;margin-bottom:8px}
.tl-content h3{font-family:'Space Grotesk',sans-serif;font-size:19px;margin:0 0 14px;font-weight:600}
.tl-co{color:var(--muted);font-weight:400;font-size:15px}
.tl-content ul li{
  position:relative;padding-left:18px;color:var(--muted);font-size:14.5px;line-height:1.65;margin-bottom:8px;
}
.tl-content ul li::before{content:'—';position:absolute;left:0;color:var(--blue)}

/* ---------- PROCESS ---------- */
.process-row{display:flex;align-items:flex-start;gap:0;overflow-x:auto;padding-bottom:10px;scrollbar-width: none;}
.proc-step{
  flex:1;min-width:150px;text-align:center;position:relative;padding:0 6px;
}
.proc-step img{width:64px;height:64px;object-fit:contain;margin:0 auto 14px;border-radius:12px}
.proc-num{color:var(--muted);font-size:12px;margin-bottom:6px}
.proc-step h4{font-family:'Space Grotesk',sans-serif;font-size:15.5px;margin:0 0 6px}
.proc-step p{color:var(--muted);font-size:13px;line-height:1.5;margin:0}
.proc-arrow{color:var(--border);font-size:20px;padding-top:24px;flex-shrink:0}

/* ---------- TESTIMONIALS ---------- */
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testi-card{
  border:1px solid var(--border);border-radius:var(--radius);padding:28px;background:var(--surface);
  display:flex;flex-direction:column;justify-content:space-between;transition:transform .3s ease, border-color .3s ease;
}
.testi-card:hover{transform:translateY(-6px);border-color:var(--cyan)}
.testi-quote{font-size:14.5px;line-height:1.7;color:var(--text);margin:0 0 22px}
.testi-person{display:flex;align-items:center;gap:12px}
.testi-person img{width:42px;height:42px;border-radius:50%;object-fit:cover}
.testi-person strong{display:block;font-size:14px}
.testi-person span{display:block;font-size:12.5px;color:var(--muted)}

/* ---------- CONTACT ---------- */
.contact-section{padding-bottom:60px}
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:start}
.contact-form{display:flex;flex-direction:column;gap:18px;margin-top:28px;max-width:480px}
.contact-form label{display:flex;flex-direction:column;gap:8px;font-size:13px;color:var(--muted)}
.contact-form input,.contact-form textarea{
  background:var(--surface);border:1px solid var(--border);border-radius:9px;padding:12px 14px;
  color:var(--text);font-family:'Inter',sans-serif;font-size:14.5px;resize:vertical;
  transition:border-color .2s ease;
}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--blue)}
.contact-form button{margin-top:6px;align-self:flex-start}
.form-status{font-size:13px;color:var(--cyan);min-height:18px}

.contact-side{position:relative}
.contact-img{border-radius:20px;margin-bottom:24px;box-shadow:0 30px 70px -20px rgba(0,0,0,.55)}
.social-list{display:flex;flex-direction:column;gap:10px}
.social-link{
  display:flex;justify-content:space-between;align-items:center;
  border:1px solid var(--border);border-radius:10px;padding:14px 18px;font-size:14px;
  transition:border-color .2s ease, transform .2s ease, background .2s ease;
}
.social-link:hover{border-color:var(--blue);transform:translateX(4px);background:var(--surface)}
.social-link .arrow{color:var(--muted)}

/* ---------- FOOTER ---------- */
.footer{border-top:1px solid var(--border);padding:32px 0}
.footer-inner{display:flex;justify-content:space-between;align-items:center;font-size:13.5px;color:var(--muted)}
.footer-links{display:flex;gap:20px}
.footer-links a:hover{color:var(--text)}

/* ==========================================================
   RESPONSIVE
========================================================== */
@media (max-width:980px){
  .hero-grid,.about-grid,.contact-grid{grid-template-columns:1fr;gap:48px}
  .hero-art{order:-1}
  .project-grid{grid-template-columns:1fr}
  .project-card:first-child{flex-direction:column}
  .project-card:first-child .project-media,.project-card:first-child .project-body{width:100%}
  .stack-grid{grid-template-columns:repeat(2,1fr)}
  .service-grid{grid-template-columns:1fr 1fr}
  .testi-grid{grid-template-columns:1fr}
  .navlinks,.nav-inner .btn-primary{display:none}
  .hamburger{display:flex}
  .code-card{display:none}
}
@media (max-width:640px){
  .wrap{padding:0 20px}
  .hero{padding:90px 0 60px}
  .hero-title{font-size:34px}
  .h2{font-size:27px}
  .stack-grid,.service-grid{grid-template-columns:1fr}
  .expertise-grid{grid-template-columns:1fr}
  .process-row{flex-direction:column;gap:36px}
  .proc-arrow{display:none}
  .stat-strip{gap:20px}
}