/* ---------- tokens ---------- */
:root{
  --bg:#0a0e0d;
  --bg-alt:#0f1513;
  --surface:#121917;
  --surface-2:#161f1c;
  --border:#22322c;
  --text:#e7f3ee;
  --text-dim:#8fa39b;
  --text-faint:#5a6d65;
  --accent:#39ff88;
  --accent-dim:#1f9c56;
  --accent-glow:rgba(57,255,136,.35);
  --cyan:#4fd8ff;
  --font-mono:'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  --font-sans:'Space Grotesk', ui-sans-serif, system-ui, sans-serif;
  --maxw:1100px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  line-height:1.5;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;}
ul{padding-left:1.1em;margin:.6em 0;}
li{margin:.35em 0;color:var(--text-dim);}
strong{color:var(--text);}
em{color:var(--text-dim);font-style:italic;}
h1,h2,h3,h4{font-family:var(--font-sans);margin:0;line-height:1.15;}

::selection{background:var(--accent);color:#04140a;}

/* scrollbar */
::-webkit-scrollbar{width:10px;}
::-webkit-scrollbar-track{background:var(--bg);}
::-webkit-scrollbar-thumb{background:var(--surface-2);border-radius:6px;border:2px solid var(--bg);}
::-webkit-scrollbar-thumb:hover{background:var(--accent-dim);}

/* ---------- scroll progress ---------- */
.scroll-progress{
  position:fixed;top:0;left:0;height:3px;width:0%;
  background:linear-gradient(90deg,var(--accent),var(--cyan));
  z-index:999;
  box-shadow:0 0 12px var(--accent-glow);
  transition:width .1s linear;
}

/* ---------- background matrix rain ---------- */
#bgRain{
  position:fixed;inset:0;
  width:100%;height:100%;
  z-index:0;
  opacity:.16;
  pointer-events:none;
}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;
  z-index:100;
  background:rgba(10,14,13,.7);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .3s ease, background .3s ease;
}
.nav.scrolled{border-bottom-color:var(--border);background:rgba(10,14,13,.92);}
.nav-inner{
  max-width:var(--maxw);margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 28px;
}
.logo{
  font-family:var(--font-mono);font-weight:700;font-size:1.05rem;
  color:var(--accent);letter-spacing:.5px;
}
.cursor{animation:blink 1.1s step-end infinite;color:var(--cyan);}
@keyframes blink{50%{opacity:0;}}

.nav-name{
  display:none;
  font-family:var(--font-mono);font-size:.8rem;color:var(--text-dim);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  max-width:55vw;
}

.nav-links{display:flex;gap:28px;}
.nav-links a{
  position:relative;
  font-family:var(--font-mono);font-size:.85rem;
  color:var(--text-dim);
  padding:4px 0;
  transition:color .2s ease;
}
.nav-links a::before{content:'';}
.nav-links a::after{
  content:'';position:absolute;left:0;bottom:-2px;width:0;height:1px;
  background:var(--accent);transition:width .25s ease;
}
.nav-links a:hover{color:var(--text);}
.nav-links a:hover::after{width:100%;}

.resume-btn{
  font-family:var(--font-mono);font-size:.8rem;
  border:1px solid var(--border);
  padding:8px 14px;border-radius:6px;
  color:var(--text);
  display:flex;align-items:center;gap:6px;
  transition:all .2s ease;
}
.resume-btn:hover{border-color:var(--accent);color:var(--accent);box-shadow:0 0 16px var(--accent-glow);}

.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px;}
.burger span{width:22px;height:2px;background:var(--text);display:block;}

/* ---------- hero ---------- */
.hero{
  position:relative;z-index:1;
  min-height:100vh;
  display:flex;flex-direction:column;justify-content:center;
  max-width:var(--maxw);margin:0 auto;
  padding:120px 28px 60px;
}
.hero-inner{
  display:grid;grid-template-columns:1.15fr .85fr;
  gap:40px;align-items:center;
}
.eyebrow{
  font-family:var(--font-mono);font-size:.82rem;color:var(--text-dim);
  display:flex;align-items:center;gap:8px;margin:0 0 18px;
}
.dot{
  width:8px;height:8px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 10px var(--accent-glow);
  animation:pulse 1.8s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.4;transform:scale(1.3);}}

.hero-text h1{
  font-size:clamp(2.2rem,5vw,3.4rem);
  font-weight:700;letter-spacing:-1px;
  margin-bottom:18px;
}
.accent{color:var(--accent);}
.type-role{
  font-family:var(--font-mono);
  font-size:clamp(1.1rem,2.6vw,1.6rem);
  color:var(--cyan);font-weight:500;
  display:inline-block;
  border-right:2px solid var(--cyan);
  padding-right:4px;
}
.hero-sub{
  color:var(--text-dim);max-width:46ch;font-size:1.02rem;margin-bottom:30px;
}
.hero-actions{display:flex;gap:14px;margin-bottom:34px;flex-wrap:wrap;}
.btn{
  font-family:var(--font-mono);font-size:.88rem;
  padding:12px 22px;border-radius:7px;
  display:inline-block;transition:all .25s ease;
}
.btn-primary{
  background:var(--accent);color:#04140a;font-weight:700;
  box-shadow:0 0 0 var(--accent-glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 26px var(--accent-glow);}
.btn-ghost{
  border:1px solid var(--border);color:var(--text);
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px);}

.hero-links{display:flex;flex-wrap:wrap;gap:14px 22px;}
.hero-links a{
  display:inline-flex;align-items:center;gap:6px;flex-shrink:0;white-space:nowrap;
  font-family:var(--font-mono);font-size:.8rem;color:var(--text-faint);
  transition:color .2s ease;
}
.hero-links a:hover{color:var(--accent);}
.icon{width:15px;height:15px;flex:none;}

/* ---------- binary portrait ---------- */
.hero-photo{
  position:relative;box-sizing:border-box;
  width:100%;aspect-ratio:768/1191;max-width:360px;margin:0 auto;top:-90px;
  border-radius:18px;
}
.hero-photo::before{
  content:'';position:absolute;inset:-40px;
  background:radial-gradient(circle,var(--accent-glow),transparent 65%);
  filter:blur(20px);z-index:0;
  opacity:.6;
  transition:opacity .8s ease;
}
#binaryPortrait{
  position:relative;z-index:2;
  width:100%;height:100%;
  border-radius:16px;
}
/* the final photo — revealed once the binary intro finishes. Source PNG is
   already a clean, full-resolution cutout with real alpha transparency. */
#portraitImg{
  position:absolute;inset:0;z-index:1;
  width:100%;height:100%;object-fit:contain;
  opacity:0;
  transition:opacity 1.1s ease;
  /* drop-shadow (unlike box-shadow/border) glows around the image's actual
     alpha silhouette, not its rectangular box — so the neon line traces the
     shoulders/head outline itself instead of floating around empty corners */
  filter:drop-shadow(0 0 2px var(--accent))
         drop-shadow(0 0 9px var(--accent))
         drop-shadow(0 0 22px var(--accent-glow))
         drop-shadow(0 0 42px var(--accent-glow))
         drop-shadow(0 12px 26px rgba(0,0,0,.5));
  pointer-events:none;
  user-select:none;
}
.hero-photo.assembled #portraitImg{opacity:1;}
.hero-photo.assembled #binaryPortrait{opacity:0;transition:opacity .9s ease;}
.hero-photo.assembled::before{opacity:1;}

/* the original white-background photo — only ever used as a pixel source,
   never rendered on screen */
#portraitRaw{
  position:absolute;width:1px;height:1px;
  opacity:0;pointer-events:none;
  overflow:hidden;clip:rect(0,0,0,0);
}

.scroll-cue{
  position:absolute;bottom:28px;left:50%;transform:translateX(-50%);
}
.scroll-cue span{
  display:block;width:1px;height:46px;
  background:linear-gradient(var(--accent),transparent);
  animation:scrolldown 1.8s ease-in-out infinite;
}
@keyframes scrolldown{
  0%{transform:scaleY(0);transform-origin:top;opacity:0;}
  40%{transform:scaleY(1);transform-origin:top;opacity:1;}
  60%{transform:scaleY(1);transform-origin:bottom;opacity:1;}
  100%{transform:scaleY(0);transform-origin:bottom;opacity:0;}
}

/* ---------- sections ---------- */
.section{
  position:relative;z-index:1;
  max-width:var(--maxw);margin:0 auto;
  padding:110px 28px;
  border-top:1px solid var(--border);
}
.section-title{
  font-size:clamp(1.8rem,4vw,2.4rem);font-weight:700;
  margin-bottom:50px;letter-spacing:-.5px;
}
.section-title::after{
  content:'';display:block;width:44px;height:3px;
  background:var(--accent);margin-top:16px;border-radius:2px;
}

/* reveal animation */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease, transform .7s ease;}
.reveal.in{opacity:1;transform:translateY(0);}

/* about */
.about-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:50px;align-items:start;}
.about-text{color:var(--text-dim);font-size:1.05rem;max-width:60ch;}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.stat{
  background:var(--surface);border:1px solid var(--border);border-radius:10px;
  padding:20px;transition:border-color .25s ease, transform .25s ease;
}
.stat:hover{border-color:var(--accent-dim);transform:translateY(-3px);}
.stat-num{
  display:block;font-family:var(--font-mono);font-size:1.9rem;font-weight:700;color:var(--accent);
}
.stat-label{font-size:.8rem;color:var(--text-faint);}

/* timeline */
.timeline{position:relative;padding-left:26px;}
.timeline::before{
  content:'';position:absolute;left:5px;top:6px;bottom:6px;width:1px;
  background:linear-gradient(var(--border),var(--border) 90%,transparent);
}
.tl-item{position:relative;margin-bottom:52px;}
.tl-item:last-child{margin-bottom:0;}
.tl-dot{
  position:absolute;left:-26px;top:6px;
  width:11px;height:11px;border-radius:50%;
  background:var(--bg);border:2px solid var(--accent);
  box-shadow:0 0 0 4px var(--bg);
}
.tl-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:8px 20px;}
.tl-head h3{font-size:1.2rem;}
.tl-date{font-family:var(--font-mono);font-size:.8rem;color:var(--accent);white-space:nowrap;}
.tl-org{color:var(--cyan);font-size:.92rem;margin:4px 0 10px;font-family:var(--font-mono);}

/* projects */
.project-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.project-card{
  position:relative;
  display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--border);border-radius:14px;
  padding:28px;overflow:hidden;
  transition:transform .3s ease, border-color .3s ease;
}
.project-card:hover{transform:translateY(-6px);border-color:var(--accent-dim);}
.project-glow{
  position:absolute;top:-60%;right:-30%;width:220px;height:220px;
  background:radial-gradient(circle,var(--accent-glow),transparent 70%);
  opacity:0;transition:opacity .4s ease;filter:blur(10px);
}
.project-card:hover .project-glow{opacity:.7;}
.project-thumb{
  display:block;
  margin:-28px -28px 20px;
  aspect-ratio:16/10;overflow:hidden;
  border-bottom:1px solid var(--border);
  background:var(--surface-2);
}
.project-thumb img{
  width:100%;height:100%;object-fit:cover;object-position:top;
  display:block;
  filter:saturate(.92);
  transition:transform .5s ease, filter .5s ease;
}
.project-card:hover .project-thumb img{transform:scale(1.05);filter:saturate(1.05);}
.project-card h3{font-size:1.15rem;margin-bottom:12px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.tag{
  font-family:var(--font-mono);font-size:.68rem;
  border:1px solid var(--border);border-radius:20px;
  padding:3px 10px;color:var(--text-faint);
}
.tag.live{color:var(--accent);border-color:var(--accent-dim);}
a.tag.live{transition:background .2s ease, box-shadow .2s ease;}
a.tag.live:hover{background:var(--accent-glow);box-shadow:0 0 12px var(--accent-glow);}
.project-card p{color:var(--text-dim);font-size:.95rem;}
.project-points li{font-size:.9rem;}
.project-stack{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px;margin-bottom:20px;}
.project-stack span{
  font-family:var(--font-mono);font-size:.72rem;color:var(--cyan);
  background:rgba(79,216,255,.08);border:1px solid rgba(79,216,255,.2);
  padding:4px 9px;border-radius:6px;
}
.project-visit{
  display:flex;align-items:center;justify-content:center;gap:6px;
  margin-top:auto; /* pushes to the bottom of the (grid-stretched) card, regardless of how short the content above is */
  padding:11px;border-radius:8px;
  font-family:var(--font-mono);font-size:.85rem;font-weight:600;
  background:var(--accent);color:#04140a;
  transition:transform .2s ease, box-shadow .2s ease;
}
.project-visit:hover{transform:translateY(-2px);box-shadow:0 8px 22px var(--accent-glow);}

/* skills */
.skills-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:60px;}
.skill-card{
  background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px;
  transition:border-color .25s ease, transform .25s ease;
}
.skill-card:hover{border-color:var(--accent-dim);transform:translateY(-3px);}
.skill-card h4{font-family:var(--font-mono);color:var(--accent);font-size:.85rem;margin-bottom:14px;}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;}
.chip-row span{
  font-size:.78rem;color:var(--text-dim);
  background:var(--surface-2);border:1px solid var(--border);
  padding:5px 10px;border-radius:6px;
}

.edu-cert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.ec-card{
  background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:22px;
  transition:border-color .25s ease, transform .25s ease;
}
.ec-card:hover{border-color:var(--accent-dim);transform:translateY(-3px);}
.ec-card h4{font-family:var(--font-mono);color:var(--cyan);font-size:.85rem;margin-bottom:12px;}
.ec-title{color:var(--text);font-weight:600;font-size:.95rem;margin:0 0 4px;}
.ec-sub{color:var(--text-dim);font-size:.85rem;margin:4px 0;}
.inline-link{color:var(--cyan);border-bottom:1px solid transparent;transition:border-color .2s ease;}
.inline-link:hover{border-color:var(--cyan);}

/* contact */
.contact-section{text-align:center;border-bottom:1px solid var(--border);}
.contact-section .section-title::after{margin-left:auto;margin-right:auto;}
.contact-sub{color:var(--text-dim);margin-bottom:26px;}
.contact-email{
  font-family:var(--font-mono);font-size:clamp(1.3rem,4vw,2.1rem);
  color:var(--text);font-weight:700;
  display:inline-block;margin-bottom:30px;
  position:relative;
}
.contact-email::after{
  content:'';position:absolute;left:0;bottom:-4px;width:100%;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform .3s ease;
}
.contact-email:hover{color:var(--accent);}
.contact-email:hover::after{transform:scaleX(1);}
.contact-links{display:flex;gap:26px;justify-content:center;flex-wrap:wrap;}
.contact-links a{
  display:inline-flex;align-items:center;gap:7px;flex-shrink:0;white-space:nowrap;
  font-family:var(--font-mono);font-size:.85rem;color:var(--text-dim);
  border:1px solid var(--border);padding:9px 16px;border-radius:7px;
  transition:all .2s ease;
}
.contact-links a:hover{color:var(--accent);border-color:var(--accent-dim);transform:translateY(-2px);}

/* footer */
.footer{
  position:relative;z-index:1;
  text-align:center;padding:26px;
  font-family:var(--font-mono);font-size:.75rem;color:var(--text-faint);
}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .hero{min-height:0;justify-content:flex-start;padding-top:92px;}
  .hero-inner{grid-template-columns:1fr;gap:0;}
  .hero-photo{order:-1;width:78%;max-width:340px;top:-16px;margin:0 auto 4px;}
  .about-grid{grid-template-columns:1fr;}
  .project-grid{grid-template-columns:1fr;}
  .skills-grid{grid-template-columns:repeat(2,1fr);}
  .edu-cert-grid{grid-template-columns:1fr;}
}
@media (max-width:720px){
  .nav-links,.resume-btn{display:none;}
  .nav-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:14px 20px;}
  .logo{justify-self:start;}
  .nav-name{display:block;justify-self:center;text-align:center;}
  .burger{display:flex;justify-self:end;}
  .nav-links.open{
    display:flex;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;background:rgba(10,14,13,.98);
    padding:20px 28px;gap:18px;border-bottom:1px solid var(--border);
  }
  .hero{padding-top:80px;padding-left:20px;padding-right:20px;padding-bottom:50px;}
  .section{padding:70px 20px;}
}
@media (max-width:480px){
  .hero-photo{width:72%;max-width:280px;}
  .stat-grid{grid-template-columns:1fr 1fr;gap:14px;}
  .stat{padding:16px;}
  .skills-grid{grid-template-columns:1fr;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{text-align:center;}
  .hero-links{flex-wrap:wrap;gap:14px 20px;}
  .contact-links{gap:14px;}
}

/* ---------- project card tilt ---------- */
.project-card{transform-style:preserve-3d;transition:transform .25s ease, border-color .3s ease;}
.project-card .project-thumb,
.project-card h3,
.project-card p,
.project-card .project-points,
.project-card .project-stack,
.project-card .project-visit{transform:translateZ(20px);}

/* ---------- konami easter egg ---------- */
.konami-overlay{
  position:fixed;inset:0;z-index:500;
  display:flex;align-items:center;justify-content:center;
  background:#04140a;
  opacity:0;pointer-events:none;
  transition:opacity .4s ease;
}
.konami-overlay.show{opacity:1;pointer-events:auto;}
#konamiRain{position:absolute;inset:0;width:100%;height:100%;}
.konami-msg{
  position:relative;z-index:1;text-align:center;padding:0 24px;
  animation:konamiPop .5s ease;
}
.konami-title{
  font-family:var(--font-mono);font-weight:700;
  font-size:clamp(1.4rem,4vw,2.2rem);color:var(--accent);
  text-shadow:0 0 20px var(--accent-glow);margin:0 0 14px;
}
.konami-sub{
  font-family:var(--font-mono);color:var(--text-dim);font-size:.95rem;max-width:480px;margin:0 auto;
}
@keyframes konamiPop{
  0%{transform:scale(.7);opacity:0;}
  60%{transform:scale(1.05);opacity:1;}
  100%{transform:scale(1);}
}