:root{
  --bg: #14110D;
  --bg-alt: #1B160F;
  --surface: #211A12;
  --surface-2: #271F15;
  --border: #38301F;
  --gold: #D4AF37;
  --gold-bright: #F2CA50;
  --copper: #C97C3E;
  --text: #F1ECE0;
  --text-dim: #A99C86;
  --text-dimmer: #7A6F5C;
  --font-display: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-body: 'Inter', sans-serif;
  --max-w: 1100px;
}

*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  line-height:1.6;
  overflow-x:hidden;
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.01ms !important; transition-duration:0.01ms !important;}
}

a{color:inherit; text-decoration:none;}
ul{list-style:none;}
img{max-width:100%; display:block;}

.grain{
  position:fixed; inset:0; pointer-events:none; z-index:1;
  opacity:.035; mix-blend-mode:overlay;
  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");
}

.mono-tag{
  font-family:var(--font-mono);
  font-size:.8rem;
  color:var(--gold);
  letter-spacing:.02em;
  margin-bottom:.9rem;
}

:focus-visible{
  outline:2px solid var(--gold-bright);
  outline-offset:3px;
}

/* ---------- Nav ---------- */
#navbar{
  position:fixed; top:0; left:0; right:0; z-index:100;
  background:rgba(20,17,13,0);
  border-bottom:1px solid transparent;
  transition:background .3s ease, border-color .3s ease;
}
#navbar.scrolled{
  background:rgba(20,17,13,.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.nav-inner{
  max-width:var(--max-w); margin:0 auto; padding:1.1rem 1.5rem;
  display:flex; align-items:center; justify-content:space-between;
}
.logo{
  font-family:var(--font-display); font-weight:700; font-size:1.2rem;
  letter-spacing:.02em;
}
.logo span{color:var(--gold);}
.nav-links{display:flex; gap:2rem;}
.nav-links a{
  font-size:.92rem; color:var(--text-dim); transition:color .2s ease;
  position:relative;
}
.nav-links a::after{
  content:''; position:absolute; left:0; bottom:-4px; width:0; height:1px;
  background:var(--gold); transition:width .25s ease;
}
.nav-links a:hover{color:var(--text);}
.nav-links a:hover::after{width:100%;}
.nav-cta{
  border:1px solid var(--gold); color:var(--gold-bright);
  padding:.5rem 1.1rem; border-radius:2px; font-size:.88rem;
  transition:background .2s ease, color .2s ease;
}
.nav-cta:hover{background:var(--gold); color:var(--bg);}
.nav-toggle{display:none; background:none; border:none; flex-direction:column; gap:5px; cursor:pointer; padding:0;}
.nav-toggle span{width:22px; height:2px; background:var(--text);}

/* ---------- Hero ---------- */
.hero{
  position:relative; min-height:100vh;
  display:flex; align-items:center;
  padding:6rem 1.5rem 3rem;
}
#netCanvas{
  position:absolute; inset:0; width:100%; height:100%; z-index:0;
  opacity:.55;
}
.hero-inner{
  position:relative; z-index:2; max-width:var(--max-w); margin:0 auto; width:100%;
}
.hero-title{
  font-family:var(--font-display); font-weight:700;
  font-size:clamp(2.6rem, 7vw, 5rem);
  line-height:1.04; letter-spacing:-.02em;
  margin-bottom:1.5rem;
  max-width:14ch;
}
.hero-sub{
  font-size:1.15rem; color:var(--text-dim);
  max-width:46ch; margin-bottom:1.5rem;
}
.hero-meta{
  font-family:var(--font-mono); font-size:.85rem; color:var(--text-dimmer);
  margin-bottom:2.2rem;
}
.hero-meta .dot{color:var(--gold); margin:0 .6rem;}
.hero-actions{display:flex; gap:1rem; flex-wrap:wrap;}

.btn{
  padding:.85rem 1.6rem; border-radius:2px; font-size:.95rem; font-weight:500;
  transition:transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
  display:inline-block;
}
.btn-primary{background:var(--gold); color:#1a1508;}
.btn-primary:hover{background:var(--gold-bright); transform:translateY(-2px);}
.btn-ghost{border:1px solid var(--border); color:var(--text);}
.btn-ghost:hover{border-color:var(--gold); color:var(--gold-bright); transform:translateY(-2px);}

.scroll-cue{
  position:absolute; bottom:2.2rem; left:50%; transform:translateX(-50%);
  width:1px; height:46px; background:var(--border); z-index:2;
}
.scroll-cue span{
  display:block; width:5px; height:5px; border-radius:50%; background:var(--gold);
  position:relative; top:0; animation:scrollDown 2.2s ease-in-out infinite;
}
@keyframes scrollDown{
  0%{top:0; opacity:0;}
  25%{opacity:1;}
  90%{opacity:0;}
  100%{top:44px; opacity:0;}
}

/* ---------- Sections ---------- */
.section{
  max-width:var(--max-w); margin:0 auto; padding:7rem 1.5rem;
}
.section-head{margin-bottom:3rem; max-width:60ch;}
.section-head h2{
  font-family:var(--font-display); font-weight:600;
  font-size:clamp(1.6rem, 3.4vw, 2.3rem); letter-spacing:-.01em;
}

/* ---------- About ---------- */
.about-grid{
  display:grid; grid-template-columns:1.4fr 1fr; gap:3rem; align-items:start;
}
.about-text{color:var(--text-dim); font-size:1.03rem; max-width:56ch;}
.about-facts{display:flex; flex-direction:column; gap:1.6rem;}
.fact{
  border-left:2px solid var(--gold); padding-left:1rem;
}
.fact-num{
  display:block; font-family:var(--font-display); font-size:1.7rem; color:var(--gold-bright);
}
.fact-label{font-size:.85rem; color:var(--text-dimmer);}

/* ---------- Skills ---------- */
.skills-grid{
  display:grid; grid-template-columns:repeat(auto-fit, minmax(240px,1fr));
  gap:2rem 2.5rem;
}
.skill-group h3{
  font-family:var(--font-mono); font-size:.8rem; color:var(--text-dimmer);
  text-transform:lowercase; margin-bottom:.9rem; font-weight:500;
}
.tags{display:flex; flex-wrap:wrap; gap:.5rem;}
.tags span{
  font-size:.8rem; padding:.35rem .7rem; border:1px solid var(--border);
  border-radius:2px; color:var(--text-dim); background:var(--surface);
  transition:border-color .2s ease, color .2s ease;
}
.tags span:hover{border-color:var(--gold); color:var(--gold-bright);}

/* ---------- Timeline ---------- */
.timeline{position:relative; padding-left:2.2rem;}
.tl-line{
  position:absolute; left:5px; top:8px; bottom:8px; width:2px; background:var(--border);
}
.tl-line-fill{
  width:100%; height:0%; background:linear-gradient(var(--gold), var(--copper));
  transition:height 1.4s cubic-bezier(.22,.9,.3,1);
}
.tl-item{position:relative; margin-bottom:3rem;}
.tl-item:last-child{margin-bottom:0;}
.tl-dot{
  position:absolute; left:-2.2rem; top:6px; width:12px; height:12px;
  border-radius:50%; background:var(--bg); border:2px solid var(--border);
  transition:border-color .4s ease, background .4s ease, box-shadow .4s ease;
}
.tl-item.in-view .tl-dot{
  border-color:var(--gold); background:var(--gold-bright);
  box-shadow:0 0 12px rgba(242,202,80,.6);
}
.tl-card{
  background:var(--surface); border:1px solid var(--border); border-radius:3px;
  padding:1.6rem 1.8rem;
}
.tl-date{font-family:var(--font-mono); font-size:.78rem; color:var(--gold);}
.tl-card h3{font-family:var(--font-display); font-size:1.2rem; margin:.5rem 0 .1rem;}
.tl-company{
  color:var(--text-dimmer); font-size:.88rem; margin-bottom:.9rem;
  display:flex; align-items:center; gap:.5rem;
}
.tl-company a{color:var(--text-dim); border-bottom:1px solid transparent; transition:color .2s ease, border-color .2s ease;}
.tl-company a:hover{color:var(--gold-bright); border-color:var(--gold);}
.company-icon{
  width:18px; height:18px; object-fit:contain; border-radius:2px;
  background:var(--bg-alt); flex-shrink:0;
}
.tl-card ul{display:flex; flex-direction:column; gap:.5rem;}
.tl-card li{
  color:var(--text-dim); font-size:.92rem; padding-left:1rem; position:relative;
}
.tl-card li::before{
  content:''; position:absolute; left:0; top:.55rem; width:5px; height:1px; background:var(--gold);
}

/* ---------- Projects ---------- */
.projects-grid{
  display:grid; grid-template-columns:repeat(auto-fit, minmax(300px,1fr)); gap:1.6rem;
}
.project-card{
  background:var(--surface); border:1px solid var(--border); border-radius:3px;
  padding:1.8rem; position:relative; overflow:hidden;
  transition:border-color .3s ease, transform .3s ease;
}
.project-card::before{
  content:''; position:absolute; top:0; left:0; right:0; height:2px;
  background:linear-gradient(90deg, var(--gold), transparent);
  transform:scaleX(0); transform-origin:left; transition:transform .4s ease;
}
.project-card:hover{border-color:var(--gold); transform:translateY(-4px);}
.project-card:hover::before{transform:scaleX(1);}
.project-top h3{font-family:var(--font-display); font-size:1.15rem; margin-bottom:.7rem;}
.project-title-row{display:flex; align-items:center; gap:.6rem;}
.project-title-row h3{margin-bottom:.7rem;}
.project-icon{
  width:26px; height:26px; object-fit:contain; border-radius:4px;
  background:var(--bg-alt); padding:3px; flex-shrink:0;
  margin-top:-.5rem;
}
.project-links{display:flex; gap:1.2rem; margin-top:1.1rem; padding-top:1rem; border-top:1px solid var(--border);}
.project-links a{
  font-family:var(--font-mono); font-size:.78rem; color:var(--gold);
  transition:color .2s ease;
}
.project-links a:hover{color:var(--gold-bright);}
.project-stack{display:flex; flex-wrap:wrap; gap:.4rem; margin-bottom:1rem;}
.project-stack span{
  font-family:var(--font-mono); font-size:.7rem; color:var(--copper);
  border:1px solid var(--border); padding:.2rem .5rem; border-radius:2px;
}
.project-card p{color:var(--text-dim); font-size:.92rem; margin-bottom:1rem;}
.project-card ul{display:flex; flex-direction:column; gap:.45rem;}
.project-card li{
  font-size:.85rem; color:var(--text-dimmer); padding-left:1rem; position:relative;
}
.project-card li::before{
  content:''; position:absolute; left:0; top:.5rem; width:5px; height:1px; background:var(--gold);
}

/* ---------- Contact ---------- */
.contact-section{padding-bottom:5rem;}
.contact-grid{
  display:grid; grid-template-columns:1.2fr 1fr; gap:3rem; align-items:start;
}
.contact-text{color:var(--text-dim); max-width:48ch;}
.contact-links{display:flex; flex-direction:column; gap:1rem; align-items:flex-start;}
.contact-links a{
  font-family:var(--font-mono); font-size:.95rem; color:var(--text);
  border-bottom:1px solid var(--border); padding-bottom:.2rem;
  transition:color .2s ease, border-color .2s ease;
}
.contact-links a:hover{color:var(--gold-bright); border-color:var(--gold);}

/* ---------- Footer ---------- */
footer{
  border-top:1px solid var(--border); padding:2rem 1.5rem;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:.5rem;
  max-width:var(--max-w); margin:0 auto;
  font-size:.82rem; color:var(--text-dimmer);
}

/* ---------- Reveal ---------- */
.reveal{opacity:0; transform:translateY(16px); transition:opacity .7s ease, transform .7s ease;}
.reveal.in-view{opacity:1; transform:translateY(0);}

/* ---------- Responsive ---------- */
@media (max-width:820px){
  .about-grid, .contact-grid{grid-template-columns:1fr;}
  .nav-links, .nav-cta{display:none;}
  .nav-toggle{display:flex;}
  .nav-links.open{
    display:flex; flex-direction:column; position:absolute; top:100%; left:0; right:0;
    background:rgba(20,17,13,.97); padding:1.5rem; gap:1.2rem; border-bottom:1px solid var(--border);
  }
}
@media (max-width:520px){
  .section{padding:4.5rem 1.2rem;}
  .hero{padding-top:7rem;}
}