:root{
  --bg-primary:#151515;
  --bg-secondary:#1C1C1C;
  --surface:#222222;
  --card:#1A1A1A;
  --text-primary:#F5F5F5;
  --text-secondary:#BDBDBD;
  --text-muted:#888888;
  --border:#353535;
  --accent:#C9CBCE;
  --accent-dim:#8B8D90;
  --ease:cubic-bezier(.16,.84,.32,1);
}

*{margin:0;padding:0;box-sizing:border-box;}
html{background:var(--bg-primary);}
html,body{overflow-x:hidden;}

body{
  background:var(--bg-primary);
  color:var(--text-primary);
  font-family:'Inter',sans-serif;
  font-weight:300;
  line-height:1.6;
  cursor:none;
}

::selection{background:var(--accent-dim);color:#111;}

a{color:inherit;text-decoration:none;}
button{font-family:inherit;background:none;border:none;color:inherit;cursor:none;}

h1,h2,h3,.serif{
  font-family:'Instrument Serif', serif;
  font-weight:400;
  letter-spacing:0.01em;
}

.num{font-family:'Space Grotesk',sans-serif;}

.grain{
  position:fixed;inset:0;pointer-events:none;z-index:2;
  opacity:0.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode:overlay;
}
.grid-overlay{
  position:fixed;inset:0;pointer-events:none;z-index:1;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size:64px 64px;
}

#cursor-ring{
  position:fixed;top:0;left:0;width:28px;height:28px;
  border:1px solid rgba(245,245,245,0.35);
  border-radius:50%;
  pointer-events:none;z-index:9999;
  transform:translate(-50%,-50%);
  transition:width .3s var(--ease), height .3s var(--ease), opacity .3s;
  mix-blend-mode:difference;
}
#cursor-glow{
  position:fixed;top:0;left:0;width:260px;height:260px;
  border-radius:50%;pointer-events:none;z-index:9998;
  transform:translate(-50%,-50%);
  background:radial-gradient(circle, rgba(245,245,245,0.05), transparent 70%);
}
@media (max-width:900px){
  #cursor-ring,#cursor-glow{display:none;}
  body,button,a{cursor:auto;}
}

header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:72px;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 48px;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .4s var(--ease), border-color .4s var(--ease), backdrop-filter .4s var(--ease);
}
header.scrolled{
  background:rgba(21,21,21,0.72);
  backdrop-filter:blur(16px) saturate(120%);
  border-bottom:1px solid var(--border);
}
.logo{
  font-family:'Space Grotesk',sans-serif;
  font-size:15px;letter-spacing:0.14em;
  text-transform:uppercase;
}
nav ul{display:flex;gap:40px;list-style:none;}
nav a{
  position:relative;font-size:13px;letter-spacing:0.06em;
  text-transform:uppercase;color:var(--text-secondary);
  padding-bottom:6px;
}
nav a::after{
  content:'';position:absolute;left:0;bottom:0;width:0;height:1px;
  background:var(--text-primary);transition:width .35s var(--ease);
}
nav a:hover{color:var(--text-primary);}
nav a:hover::after{width:100%;}
.nav-toggle{display:none;}
@media (max-width:860px){
  nav ul{display:none;}
  header{padding:0 24px;}
}

section{position:relative;z-index:5;padding:160px 48px;max-width:1360px;margin:0 auto;}
@media (max-width:860px){section{padding:120px 24px;}}

.eyebrow{
  font-family:'Space Grotesk',sans-serif;
  font-size:12px;letter-spacing:0.22em;text-transform:uppercase;
  color:var(--text-muted);display:flex;align-items:center;gap:14px;margin-bottom:28px;
}
.eyebrow::before{content:'';width:24px;height:1px;background:var(--border);display:inline-block;}

#hero{
  min-height:100vh;display:flex;flex-direction:column;
  align-items:flex-start;justify-content:center;text-align:left;
  padding-top:72px;position:relative;
}
#hero-canvas{
  position:absolute;inset:0;z-index:0;
  opacity:0;transition:opacity 1.6s var(--ease);
}
.hero-inner{position:relative;z-index:2;width:min(100%,720px);padding-right:clamp(180px,20vw,320px);display:flex;flex-direction:column;align-items:flex-start;}
.hero-portrait{
  position:absolute;
  right:clamp(16px,3vw,48px);
  top:50%;
  transform:translateY(-50%);
  width:min(42vw,640px);
  max-width:640px;
  z-index:1;
  pointer-events:none;
  animation:heroPortraitLoad 1.2s ease-out both;
}
.hero-portrait img{
  width:100%;
  height:auto;
  display:block;
  object-fit:contain;
  filter:drop-shadow(0 24px 60px rgba(0,0,0,0.45));
  animation:heroPortraitImageLoad 1.2s ease-out both;
}
.hero-kicker{
  font-family:'Space Grotesk',sans-serif;
  font-size:13px;letter-spacing:0.2em;text-transform:uppercase;
  color:var(--text-muted);margin-bottom:32px;
  overflow:hidden;
}
.hero-title{
  font-size:clamp(52px,9vw,132px);
  line-height:0.92;
  color:var(--text-primary);
  overflow:hidden;
  max-width:620px;
  text-align:left;
}
.hero-title span{display:block;overflow:hidden;}
.hero-title .line-inner{display:block;transform:translateY(110%);}
.hero-roles{
  margin-top:26px;
  font-family:'Space Grotesk',sans-serif;
  font-size:14px;letter-spacing:0.05em;
  color:var(--text-secondary);
  display:flex;gap:10px;justify-content:flex-start;flex-wrap:wrap;
}
.hero-roles .dot{color:var(--border);}
.hero-sub{
  max-width:520px;margin:34px 0 0;
  font-size:17px;color:var(--text-secondary);font-weight:300;
  text-align:left;
}
.hero-actions{
  margin-top:46px;display:flex;gap:18px;justify-content:flex-start;flex-wrap:wrap;
}
.btn{
  font-family:'Space Grotesk',sans-serif;
  font-size:13px;letter-spacing:0.08em;text-transform:uppercase;
  padding:16px 34px;border-radius:100px;
  transition:transform .45s var(--ease), background .4s, color .4s, box-shadow .4s;
  display:inline-flex;align-items:center;gap:10px;
}
.btn-primary{
  background:linear-gradient(155deg,#EDEDED,#B9BBBE);
  color:#141414;
  box-shadow:0 10px 30px -8px rgba(0,0,0,0.6);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 40px -8px rgba(0,0,0,0.7);}
.btn-ghost{
  border:1px solid var(--border);color:var(--text-primary);
}
.btn-ghost:hover{border-color:var(--accent-dim);transform:translateY(-3px);}

.scroll-indicator{
  position:absolute;bottom:44px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:10px;
  color:var(--text-muted);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
}
.scroll-line{width:1px;height:36px;background:var(--border);position:relative;overflow:hidden;}
.scroll-line::after{
  content:'';position:absolute;top:0;left:0;width:100%;height:40%;
  background:var(--text-primary);
  animation:scrolldrop 2.2s infinite var(--ease);
}
@keyframes scrolldrop{
  0%{transform:translateY(-100%);} 100%{transform:translateY(250%);} 
}
@keyframes heroPortraitLoad{
  0%{opacity:0; transform:translateY(-50%) scale(0.95);} 
  100%{opacity:1; transform:translateY(-50%) scale(1);} 
}
@keyframes heroPortraitImageLoad{
  0%{opacity:0; transform:translateY(12px) scale(0.98);} 
  100%{opacity:1; transform:translateY(0) scale(1);} 
}
@media (max-width:980px){
  .hero-inner{padding-right:0;text-align:center;}
  .hero-portrait{
    position:relative;
    top:auto;
    right:auto;
    transform:none;
    width:min(70vw,320px);
    max-width:320px;
    margin:24px auto 0;
  }
}

.reveal{opacity:0;transform:translateY(40px);}

#about .about-grid{
  display:grid;grid-template-columns:0.9fr 1.1fr;gap:80px;align-items:start;
}
@media (max-width:900px){#about .about-grid{grid-template-columns:1fr;gap:40px;}}
#about h2{font-size:clamp(34px,4.5vw,54px);line-height:1.15;}
#about .about-text p{color:var(--text-secondary);font-size:16px;margin-bottom:20px;max-width:560px;}
.about-facts{display:grid;grid-template-columns:1fr 1fr;gap:28px 40px;margin-top:44px;}
.fact-num{font-family:'Space Grotesk',sans-serif;font-size:34px;color:var(--text-primary);}
.fact-label{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted);margin-top:6px;}

.chip-field{display:flex;flex-wrap:wrap;gap:14px;margin-top:20px;}
.chip{
  font-family:'Space Grotesk',sans-serif;
  font-size:13px;letter-spacing:.03em;
  padding:12px 22px;border:1px solid var(--border);
  border-radius:100px;color:var(--text-secondary);
  background:var(--card);
  transition:border-color .4s var(--ease), color .4s var(--ease), transform .4s var(--ease), background .4s var(--ease);
}
.chip:hover{
  border-color:var(--accent-dim);color:var(--text-primary);
  transform:translateY(-3px);
  background:#202020;
}

.project-list{display:flex;flex-direction:column;gap:26px;margin-top:40px;}
.project-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:18px;
  padding:0;
  overflow:hidden;
  display:grid;grid-template-columns:1fr 1fr;
  box-shadow:0 24px 60px -30px rgba(0,0,0,0.7);
  transform-style:preserve-3d;
  will-change:transform;
  transition:box-shadow .5s var(--ease);
}
@media (max-width:820px){.project-card{grid-template-columns:1fr;}}
.project-card:hover{box-shadow:0 30px 80px -20px rgba(0,0,0,0.85);}
.project-media{
  position:relative;min-height:280px;
  background:
    radial-gradient(circle at 30% 20%, rgba(255,255,255,0.06), transparent 55%),
    linear-gradient(160deg,#1f1f1f, #131313);
  display:flex;align-items:center;justify-content:center;
}
.project-index{
  font-family:'Space Grotesk',sans-serif;font-size:80px;color:rgba(245,245,245,0.06);
}
.project-body{padding:44px 40px;display:flex;flex-direction:column;justify-content:center;}
.project-body h3{font-size:30px;margin-bottom:10px;}
.project-tag{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-muted);margin-bottom:16px;}
.project-body p{color:var(--text-secondary);font-size:15px;margin-bottom:22px;max-width:440px;}
.tech-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px;}
.tech-tags span{
  font-family:'Space Grotesk',sans-serif;font-size:11px;letter-spacing:.05em;
  padding:5px 12px;border:1px solid var(--border);border-radius:100px;color:var(--text-muted);
}
.project-links{display:flex;gap:22px;}
.project-links a{
  font-size:13px;letter-spacing:.05em;color:var(--text-secondary);
  border-bottom:1px solid var(--border);padding-bottom:3px;
  transition:color .3s, border-color .3s;
}
.project-links a:hover{color:var(--text-primary);border-color:var(--text-primary);} 

.timeline{position:relative;margin-top:50px;padding-left:36px;border-left:1px solid var(--border);}
.timeline-item{position:relative;padding-bottom:56px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
  content:'';position:absolute;left:-41px;top:4px;width:9px;height:9px;border-radius:50%;
  background:var(--bg-primary);border:1px solid var(--accent-dim);
}
.timeline-date{font-family:'Space Grotesk',sans-serif;font-size:12px;letter-spacing:.1em;color:var(--text-muted);text-transform:uppercase;margin-bottom:8px;}
.timeline-item h3{font-size:22px;margin-bottom:8px;}
.timeline-item p{color:var(--text-secondary);font-size:15px;max-width:560px;}

.stack-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);margin-top:40px;border:1px solid var(--border);border-radius:18px;overflow:hidden;}
@media (max-width:760px){.stack-grid{grid-template-columns:repeat(2,1fr);}}
.stack-cell{background:var(--card);padding:36px 28px;}
.stack-cell h4{
  font-family:'Space Grotesk',sans-serif;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-muted);margin-bottom:18px;
}
.stack-cell ul{list-style:none;display:flex;flex-direction:column;gap:10px;}
.stack-cell li{font-size:14px;color:var(--text-secondary);display:flex;align-items:center;gap:10px;}
.stack-cell li::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--accent-dim);} 

.cert-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px;}
@media (max-width:820px){.cert-row{grid-template-columns:1fr;}}
.cert-card{
  border:1px solid var(--border);border-radius:16px;padding:30px 26px;background:var(--card);
  transition:transform .4s var(--ease), border-color .4s;
}
.cert-card:hover{transform:translateY(-4px);border-color:var(--accent-dim);}
.cert-card .num{font-size:13px;color:var(--text-muted);margin-bottom:18px;display:block;}
.cert-card h4{font-size:18px;margin-bottom:8px;font-family:'Inter';font-weight:500;}
.cert-card p{font-size:13px;color:var(--text-muted);} 

#contact{text-align:left;}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start;}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr;gap:50px;}}
#contact h2{font-size:clamp(38px,6vw,74px);line-height:1.08;max-width:560px;}
.contact-links{margin-top:44px;display:flex;flex-direction:column;gap:0;}
.contact-links a{
  display:flex;justify-content:space-between;align-items:center;
  padding:20px 0;border-top:1px solid var(--border);
  font-family:'Space Grotesk',sans-serif;font-size:15px;letter-spacing:.02em;
  color:var(--text-secondary);
  transition:color .3s, padding-left .3s var(--ease);
}
.contact-links a:last-child{border-bottom:1px solid var(--border);}
.contact-links a:hover{color:var(--text-primary);padding-left:8px;}
.contact-links a span.arrow{color:var(--text-muted);transition:transform .3s var(--ease);}
.contact-links a:hover span.arrow{transform:translateX(6px);color:var(--text-primary);} 

.form-field{margin-bottom:22px;}
.form-field label{display:block;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted);margin-bottom:10px;}
.form-field input, .form-field textarea{
  width:100%;background:var(--surface);border:1px solid var(--border);border-radius:10px;
  padding:14px 16px;color:var(--text-primary);font-family:'Inter';font-size:14px;
  transition:border-color .3s;
}
.form-field input:focus, .form-field textarea:focus{outline:none;border-color:var(--accent-dim);}
.form-field textarea{resize:vertical;min-height:110px;}

footer{
  padding:48px;display:flex;justify-content:space-between;align-items:center;
  border-top:1px solid var(--border);
  font-size:12px;letter-spacing:.06em;color:var(--text-muted);
  font-family:'Space Grotesk',sans-serif;
}
@media (max-width:700px){footer{flex-direction:column;gap:14px;padding:36px 24px;text-align:center;}}

@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important;}
}