:root{
  --bg:#0a0d10;
  --panel:#12161c;
  --panel-2:#171c23;
  --text:#eef1f3;
  --muted:#8b96a3;
  --line:#22282f;
  --accent:#ffb454;
  --accent-dim:rgba(255,180,84,.14);
  --cyan:#6fe3ff;
  --max:1180px;
  --mono:"IBM Plex Mono",monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*{animation-duration:0.001ms !important;animation-iteration-count:1 !important;transition-duration:0.001ms !important}}
body{margin:0;background:var(--bg);color:var(--text);font-family:"DM Sans",sans-serif;line-height:1.6}
.grid-bg{position:fixed;inset:0;pointer-events:none;opacity:.5;background-image:linear-gradient(rgba(255,180,84,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,180,84,.05) 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,black,transparent 75%)}
.container{width:min(calc(100% - 40px),var(--max));margin:auto}

/* nav */
.nav-wrap{position:sticky;top:0;z-index:10;background:rgba(10,13,16,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{height:72px;display:flex;align-items:center;justify-content:space-between}
.brand{font:700 18px "Space Grotesk";letter-spacing:.08em;color:var(--text);text-decoration:none}
.brand span,h1 span{color:var(--accent)}
.nav-links{display:flex;gap:32px}
.nav-links a,.section-head a,.socials a{color:var(--muted);text-decoration:none;font-size:14px;font-family:var(--mono)}
.nav-links a:hover,.section-head a:hover,.socials a:hover{color:var(--accent)}
.menu-btn{display:none;background:none;border:0;color:var(--text);font-size:24px}

/* hero */
.hero{min-height:calc(100vh - 72px);display:flex;align-items:center;padding:64px 0}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;width:100%}
.eyebrow{color:var(--muted);font-family:var(--mono);font-size:13px;text-transform:uppercase;letter-spacing:.1em;display:flex;align-items:center;gap:10px}
.pulse{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 18px var(--accent);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
h1,h2,h3{font-family:"Space Grotesk";margin:0;line-height:1.08}
h1{font-size:clamp(38px,4.6vw,60px);letter-spacing:-.03em;margin:24px 0}
.hero-copy{font-size:clamp(16px,1.6vw,19px);color:var(--muted);max-width:560px}
.hero-copy strong{color:var(--text)}
.hero-actions{display:flex;gap:12px;margin:26px 0 46px}
.btn{padding:13px 18px;border:1px solid var(--line);text-decoration:none;color:var(--text);font-weight:600;font-size:14px}
.btn.primary{background:var(--accent);color:#1a1206;border-color:var(--accent)}
.btn.ghost:hover{border-color:var(--accent);color:var(--accent)}
.signal-row{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);gap:8px}
.signal-row div{padding:18px 0;display:flex;flex-direction:column;gap:6px;color:var(--muted)}
.signal-row b{color:var(--accent);font-family:var(--mono);font-size:22px}
.signal-row span{font-size:13px}

/* terminal signature */
.terminal{background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden;box-shadow:0 30px 60px -30px rgba(255,180,84,.12)}
.terminal-bar{display:flex;align-items:center;gap:8px;padding:11px 14px;background:var(--panel-2);border-bottom:1px solid var(--line)}
.dot{width:9px;height:9px;border-radius:50%;background:#3a4048}
.terminal-title{margin-left:8px;font-family:var(--mono);font-size:12px;color:var(--muted)}
.terminal-body{font-family:var(--mono);font-size:13px;line-height:1.9;padding:20px;min-height:230px;color:#c9d2da;white-space:pre-wrap}
.terminal-body .prompt{color:var(--accent)}
.terminal-body .out{color:var(--cyan)}
.terminal-body .cursor{display:inline-block;width:7px;height:14px;background:var(--accent);animation:blink 1s steps(1) infinite;vertical-align:-2px}
@keyframes blink{50%{opacity:0}}

/* sections */
.section{padding:100px 0;border-top:1px solid var(--line)}
.section-label{font:600 12px var(--mono);letter-spacing:.15em;color:var(--accent);margin-bottom:44px}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:72px}
.split h2,.section-head h2{font-size:clamp(30px,3.6vw,46px);letter-spacing:-.03em}
.body-copy{color:var(--muted);font-size:17px}
.body-copy strong{color:var(--text)}
.section-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:38px}

/* timeline */
.timeline{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line)}
.tl-item{padding:28px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:220px 1fr;gap:28px}
.tl-meta{display:flex;flex-direction:column;gap:8px}
.tl-date{font-family:var(--mono);color:var(--accent);font-size:13px}
.tl-tag{font-family:var(--mono);color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.06em}
.tl-item h3{font-size:20px;margin-bottom:10px}
.tl-item p{color:var(--muted);margin:0}
.tl-item p strong{color:var(--text)}

/* cards */
.cards{display:grid;grid-template-columns:1.3fr .85fr .85fr .85fr;gap:14px}
.card{min-height:340px;background:var(--panel);border:1px solid var(--line);padding:24px;display:flex;flex-direction:column;justify-content:space-between;gap:16px;transition:.25s transform,.25s border-color}
.card:hover{transform:translateY(-4px);border-color:#3a3228}
.card.featured{background:linear-gradient(150deg,#191410,#12161c)}
.card-top{display:flex;justify-content:space-between;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.1em;font-family:var(--mono)}
.card h3{font-size:22px;margin-bottom:12px}
.card p{color:var(--muted);font-size:15px}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tags span{border:1px solid var(--line);padding:5px 9px;font-size:11px;color:var(--muted);font-family:var(--mono)}
.card-link{color:var(--accent);text-decoration:none;font-family:var(--mono);font-size:13px}
.card-link:hover{text-decoration:underline}
.card-link.muted{color:var(--muted)}

/* certifications */
.cert-list{list-style:none;margin:0 0 26px;padding:0;border-top:1px solid var(--line)}
.cert-list li{display:flex;flex-direction:column;padding:14px 0;border-bottom:1px solid var(--line)}
.cert-list li span{color:var(--text);font-weight:600;font-size:15px}
.cert-list li small{color:var(--muted);font-family:var(--mono);font-size:12px;margin-top:4px}
.cert-note{font-size:15px}
.cert-note strong{color:var(--text)}

/* contact */
.contact h2{font-size:clamp(32px,4.4vw,54px);letter-spacing:-.03em;max-width:900px}
.big-link{display:inline-block;margin:44px 0;color:var(--accent);font:600 clamp(20px,2.6vw,30px) "Space Grotesk";text-decoration:none;border-bottom:1px solid var(--accent)}
.socials{display:flex;gap:26px;font-family:var(--mono)}
footer{padding:28px 0 46px;border-top:1px solid var(--line);display:flex;justify-content:space-between;color:var(--muted);font-size:12px;font-family:var(--mono)}

/* scroll reveal */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-visible{opacity:1;transform:none}

@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr}
  .terminal{order:-1}
}
@media(max-width:800px){
  .menu-btn{display:block}
  .nav-links{display:none;position:absolute;top:72px;left:0;right:0;background:var(--panel);padding:24px 20px;flex-direction:column;border-bottom:1px solid var(--line)}
  .nav-links.open{display:flex}
  .signal-row{grid-template-columns:1fr 1fr}
  .split,.cards{grid-template-columns:1fr;gap:32px}
  .tl-item{grid-template-columns:1fr;gap:10px}
  .section{padding:72px 0}
  .section-head{align-items:start;gap:16px;flex-direction:column}
  .card{min-height:auto}
  .socials{flex-wrap:wrap}
  footer{gap:16px;flex-direction:column}
}