:root{
  --bg:#0c1417;
  --bg-elev:#101d22;
  --bg-card:#13242a;
  --line:#1f3940;
  --line-soft:#19302f;
  --ink:#e8f0ee;
  --ink-dim:#9fb4b2;
  --ink-faint:#6c8581;
  --accent:#e0a458;       /* âmbar */
  --accent-2:#4fd1c0;     /* verde-cloud */
  --accent-deep:#b8803a;
  --radius:4px;
  --maxw:1080px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
::selection{background:var(--accent);color:#0c1417}
a{color:inherit;text-decoration:none}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.mono{font-family:'JetBrains Mono',monospace}
.eyebrow{
  font-family:'JetBrains Mono',monospace;
  font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent-2);
}

/* ---------- NAV ---------- */
nav{
  position:sticky;top:0;z-index:50;
  background:rgba(12,20,23,.82);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line-soft);
}
nav .wrap{display:flex;align-items:center;justify-content:space-between;height:60px;position:relative}
.brand{font-family:'JetBrains Mono',monospace;font-weight:700;font-size:14px;letter-spacing:.04em}
.brand span{color:var(--accent)}
.navlinks{display:flex;gap:26px}
.navlinks a{font-size:13px;color:var(--ink-dim);transition:color .2s}
.navlinks a:hover{color:var(--ink)}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:var(--radius);width:38px;height:34px;cursor:pointer;position:relative}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:9px;width:20px;height:2px;background:var(--ink);transition:.2s;
}
.nav-toggle span{top:16px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle.open span{background:transparent}
.nav-toggle.open span::before{top:0;transform:rotate(45deg)}
.nav-toggle.open span::after{top:0;transform:rotate(-45deg)}
@media(max-width:680px){
  .navlinks{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;gap:0;background:var(--bg-elev);
    border-bottom:1px solid var(--line-soft);padding:6px 0;
  }
  .navlinks.open{display:flex}
  .navlinks a{padding:13px 28px;border-top:1px solid var(--line-soft)}
  .navlinks a:first-child{border-top:none}
  .nav-toggle{display:block}
}

/* ---------- HERO ---------- */
header{
  position:relative;
  padding:88px 0 72px;
  border-bottom:1px solid var(--line-soft);
  overflow:hidden;
}
header::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(640px 300px at 78% 8%, rgba(224,164,88,.10), transparent 60%),
    radial-gradient(520px 280px at 12% 92%, rgba(79,209,192,.08), transparent 60%);
  pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:1fr;gap:30px}
.role-line{
  font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--ink-faint);
  margin-bottom:22px;display:flex;align-items:center;gap:10px;
}
.role-line .dot{width:7px;height:7px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 0 3px rgba(79,209,192,.18)}
h1{
  font-family:'Space Grotesk',sans-serif;font-weight:700;
  font-size:clamp(34px,6vw,62px);line-height:1.04;letter-spacing:-.02em;
  margin-bottom:18px;
}
h1 .hl{color:var(--accent)}
.lede{font-size:clamp(16px,2.1vw,20px);color:var(--ink-dim);max-width:62ch}
.lede strong{color:var(--ink);font-weight:600}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:30px;
  font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--ink-dim);
}
.hero-meta span{display:flex;align-items:center;gap:8px}
.hero-meta b{color:var(--accent-2);font-weight:500}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.btn{
  font-family:'JetBrains Mono',monospace;font-size:13px;font-weight:500;
  padding:11px 20px;border-radius:var(--radius);border:1px solid var(--line);
  color:var(--ink);transition:.2s;cursor:pointer;display:inline-flex;align-items:center;gap:8px;
}
.btn.primary{background:var(--accent);color:#0c1417;border-color:var(--accent);font-weight:700}
.btn.primary:hover{background:var(--accent-deep);border-color:var(--accent-deep)}
.btn:hover{border-color:var(--accent-2);color:var(--accent-2)}
.btn.primary:hover{color:#0c1417}

/* ---------- SECTION ---------- */
section{padding:74px 0;border-bottom:1px solid var(--line-soft)}
.sec-head{display:flex;align-items:baseline;gap:16px;margin-bottom:38px}
.sec-head h2{
  font-family:'Space Grotesk',sans-serif;font-weight:600;
  font-size:clamp(24px,3.4vw,34px);letter-spacing:-.01em;
}
.sec-no{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--accent);}

/* ---------- POSITIONING / focus cards ---------- */
.focus-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:760px){.focus-grid{grid-template-columns:1fr}}
.focus{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;transition:.25s;
}
.focus:hover{border-color:var(--accent-2);transform:translateY(-3px)}
.focus h3{font-family:'Space Grotesk',sans-serif;font-size:18px;margin-bottom:8px}
.focus p{font-size:14px;color:var(--ink-dim)}
.focus .tag{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--accent);letter-spacing:.1em;text-transform:uppercase}

/* ---------- METRICS (signature) ---------- */
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
@media(max-width:760px){.metrics{grid-template-columns:1fr}}
.metric{padding:28px 24px;position:relative;background:var(--bg-card)}
.metric .out{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--accent-2);letter-spacing:.1em;margin-bottom:14px;display:block}
.metric .num{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:clamp(30px,5vw,46px);line-height:1;color:var(--accent)}
.metric .lab{font-size:13px;color:var(--ink-dim);margin-top:10px}
.metric-note{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--ink-faint);margin-top:16px}

/* ---------- TIMELINE ---------- */
.tl{position:relative;padding-left:30px}
.tl::before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:1px;background:var(--line)}
.tl-item{position:relative;padding:0 0 36px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-27px;top:6px;width:11px;height:11px;border-radius:50%;
  background:var(--bg);border:2px solid var(--accent);
}
.tl-item.current::before{background:var(--accent);box-shadow:0 0 0 4px rgba(224,164,88,.18)}
.tl-when{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--ink-faint);letter-spacing:.05em}
.tl-role{font-family:'Space Grotesk',sans-serif;font-size:19px;font-weight:600;margin:5px 0 2px}
.tl-co{font-size:14px;color:var(--accent-2);margin-bottom:12px}
.tl-item ul{list-style:none;display:flex;flex-direction:column;gap:7px}
.tl-item li{font-size:14.5px;color:var(--ink-dim);padding-left:18px;position:relative}
.tl-item li::before{content:"›";position:absolute;left:0;color:var(--accent);font-family:'JetBrains Mono',monospace}

/* ---------- PROJECTS ---------- */
.proj-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
@media(max-width:760px){.proj-grid{grid-template-columns:1fr}}
.proj{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;display:flex;flex-direction:column;transition:.25s;position:relative;overflow:hidden;
}
.proj::after{content:"";position:absolute;left:0;top:0;width:3px;height:0;background:var(--accent);transition:height .3s}
.proj:hover{border-color:var(--line);transform:translateY(-3px)}
.proj:hover::after{height:100%}
.proj .cat{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--accent-2);letter-spacing:.12em;text-transform:uppercase;margin-bottom:12px}
.proj h3{font-family:'Space Grotesk',sans-serif;font-size:20px;margin-bottom:10px;line-height:1.2}
.proj p{font-size:14px;color:var(--ink-dim);margin-bottom:16px;flex-grow:1}
.impacts{list-style:none;display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.impacts li{font-size:13.5px;color:var(--ink);padding-left:20px;position:relative}
.impacts li::before{content:"▸";position:absolute;left:0;color:var(--accent)}
.stack{display:flex;flex-wrap:wrap;gap:6px}
.chip{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--ink-dim);border:1px solid var(--line);padding:3px 9px;border-radius:99px}

/* ---------- SKILLS ---------- */
.skill-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
@media(max-width:760px){.skill-cols{grid-template-columns:1fr}}
.skill-col h4{font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:16px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.skill-col ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.skill-col li{font-size:14px;color:var(--ink-dim)}
.skill-col li b{color:var(--ink);font-weight:500}

/* ---------- EDU / CERT ---------- */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:46px}
@media(max-width:760px){.two-col{grid-template-columns:1fr;gap:38px}}
.edu-item{padding:14px 0;border-bottom:1px solid var(--line-soft)}
.edu-item:last-child{border-bottom:none}
.edu-item .deg{font-family:'Space Grotesk',sans-serif;font-size:15.5px;font-weight:500}
.edu-item .meta{font-size:13px;color:var(--ink-faint);font-family:'JetBrains Mono',monospace;margin-top:3px}
.edu-item .st{font-family:'JetBrains Mono',monospace;font-size:11px;padding:2px 8px;border-radius:99px;border:1px solid var(--accent-2);color:var(--accent-2);margin-left:8px}
.edu-item .st.done{border-color:var(--ink-faint);color:var(--ink-faint)}
.cert-list{display:flex;flex-wrap:wrap;gap:9px}
.cert{font-size:13px;color:var(--ink-dim);border:1px solid var(--line);padding:7px 12px;border-radius:var(--radius);background:var(--bg-card)}

/* ---------- ROLES strip ---------- */
.roles-strip{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.role-pill{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--ink);border:1px solid var(--line);padding:9px 16px;border-radius:99px;background:var(--bg-card);transition:.2s}
.role-pill:hover{border-color:var(--accent);color:var(--accent)}

/* ---------- CONTACT ---------- */
.contact-box{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius);
  padding:40px 34px;text-align:center;
}
.contact-box h2{font-family:'Space Grotesk',sans-serif;font-size:clamp(24px,3.6vw,34px);margin-bottom:12px}
.contact-box p{color:var(--ink-dim);margin-bottom:26px}
.contact-links{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

footer{padding:34px 0;text-align:center}
footer p{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--ink-faint)}

.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

@media(max-width:480px){
  .wrap{padding:0 18px}
  header{padding:56px 0 48px}
  section{padding:54px 0}
  .cta-row{flex-direction:column}
  .cta-row .btn{justify-content:center}
  .contact-box{padding:30px 20px}
  .contact-links{flex-direction:column}
  .contact-links .btn{justify-content:center}
}