:root{--bg:#000;--alt:#1a1a1a;--card:#232323;--line:#333;--text:#fff;--muted:#a9a9a9;--accent:#81f22d;--accent-ink:#0a1a00;
--font:"Space Grotesk",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;--w:1140px;--r:14px}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:400 1rem/1.7 var(--font);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{line-height:1.1;margin:0;letter-spacing:-.02em}
p{margin:0 0 1rem}
ul,ol{list-style:none;margin:0;padding:0}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px}
.wrap{width:min(100% - 2.5rem,var(--w));margin-inline:auto}
.skip{position:absolute;left:-999px;top:0;background:var(--accent);color:var(--accent-ink);padding:.6rem 1rem;z-index:100}
.skip:focus{left:0}
.accent{color:var(--accent)}
.muted{color:var(--muted)}
.eyebrow{color:var(--accent);text-transform:uppercase;letter-spacing:.14em;font-size:.8rem;font-weight:600;margin-bottom:.8rem}
h2{font-size:clamp(2rem,4.5vw,3.25rem);font-weight:600;margin-bottom:2.5rem}
section{padding:clamp(4rem,9vw,7rem) 0}
.alt{background:var(--alt)}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(0,0,0,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{font-weight:700;font-size:1.4rem;text-decoration:none;letter-spacing:-.03em}
.brand span{color:var(--accent)}
.nav{display:flex;align-items:center;gap:2rem}
.nav a{text-decoration:none;font-size:.92rem;font-weight:500;color:var(--muted);transition:color .2s}
.nav a:hover{color:var(--text)}
.nav-toggle{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative}
.nav-toggle span{position:absolute;left:10px;right:10px;height:2px;background:var(--text);transition:transform .25s}
.nav-toggle span:first-child{top:18px}.nav-toggle span:last-child{top:26px}
.nav-toggle[aria-expanded=true] span:first-child{transform:translateY(4px) rotate(45deg)}
.nav-toggle[aria-expanded=true] span:last-child{transform:translateY(-4px) rotate(-45deg)}

/* Buttons */
.btn{display:inline-block;background:var(--accent);color:var(--accent-ink)!important;font-weight:600;font-size:.9rem;text-transform:uppercase;letter-spacing:.04em;padding:.9rem 1.8rem;border-radius:999px;text-decoration:none;transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(129,242,45,.28)}
.btn-sm{padding:.55rem 1.2rem;font-size:.78rem}
.nav .btn-sm{color:var(--accent-ink)}
.btn-ghost{background:none;color:var(--text)!important;border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--accent);box-shadow:none}

/* Hero */
.hero{padding-top:clamp(3rem,7vw,5.5rem)}
.hero h1{font-size:clamp(3rem,10vw,8rem);font-weight:700;text-align:center;line-height:.98;letter-spacing:-.04em}
.tags{display:grid;grid-template-columns:repeat(4,1fr);gap:1.25rem;margin:clamp(2rem,5vw,3.5rem) 0}
.tags li{text-align:center;text-transform:uppercase;font-weight:700;font-size:.82rem;letter-spacing:.03em;padding-bottom:1rem;border-bottom:2px solid var(--accent)}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:clamp(2rem,6vw,5rem);align-items:center}
.portrait{width:100%;max-height:560px;object-fit:cover;object-position:50% 0;border-radius:var(--r)}
.lead{font-size:clamp(1.25rem,2.4vw,1.7rem);line-height:1.4;font-weight:500}
.hero-text p:not(.lead){color:var(--muted);font-size:1.1rem}
.actions{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2rem}

/* Layouts */
.split{display:grid;grid-template-columns:5fr 7fr;gap:clamp(2rem,6vw,5rem);align-items:start}
.split h2{margin-bottom:1.5rem}
.prose p{font-size:1.15rem;color:#d6d6d6}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:2rem;transition:border-color .25s,transform .25s}
.card:hover{border-color:var(--accent);transform:translateY(-4px)}
.card h3{font-size:.8rem;text-transform:uppercase;letter-spacing:.14em;color:var(--accent);margin-bottom:.4rem;font-weight:600}
.meta{color:var(--muted);font-size:.85rem;margin-bottom:1.5rem}
.card p:last-child{margin:0;font-size:1.05rem}
.card strong{font-size:1.25rem;font-weight:600;line-height:1.3;display:inline-block;margin-bottom:.2rem}

/* Skills */
.chips{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.5rem}
.chips li{border:1px solid var(--line);border-radius:999px;padding:.35rem 1rem;font-size:.88rem;color:var(--muted)}
.accordion details{border-bottom:1px solid var(--line)}
.accordion summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:1.4rem 0;font-size:1.2rem;font-weight:500;transition:color .2s}
.accordion summary::-webkit-details-marker{display:none}
.accordion summary::after{content:"+";font-size:1.6rem;font-weight:300;color:var(--accent);transition:transform .25s}
.accordion details[open] summary{color:var(--accent)}
.accordion details[open] summary::after{transform:rotate(45deg)}
.accordion details p{color:var(--muted);padding-bottom:1.4rem;margin:0}

/* Interests */
.interests{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
.interests li{padding:0 2rem 0 0;margin-right:2rem;border-right:1px solid var(--line)}
.interests li:last-child{border:0;margin:0}
.num{display:block;color:var(--accent);font-weight:600;font-size:.9rem;margin-bottom:1.5rem}
.interests h3{font-size:1.5rem;font-weight:600;margin-bottom:1rem}
.interests p{color:var(--muted)}

/* Contact */
.contact{margin:0}
.contact div{padding:1.4rem 0;border-bottom:1px solid var(--line)}
.contact div:first-child{padding-top:0}
.contact dt{color:var(--accent);font-size:.8rem;text-transform:uppercase;letter-spacing:.14em;font-weight:600}
.contact dd{margin:.3rem 0 0;font-size:1.3rem}
.contact a{text-decoration:none;border-bottom:1px solid var(--line);transition:border-color .2s}
.contact a:hover{border-color:var(--accent)}

.site-footer{padding:2rem 0;border-top:1px solid var(--line);color:var(--muted);font-size:.88rem}
.site-footer p{margin:0}

/* Motion */
.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}.js .reveal{opacity:1;transform:none}}

/* Responsive */
@media (max-width:900px){
  .tags{grid-template-columns:repeat(2,1fr)}
  .hero-grid,.split{grid-template-columns:1fr}
  .portrait{max-width:420px;max-height:480px}
  .cards,.interests{grid-template-columns:1fr}
  .interests li{border:0;border-bottom:1px solid var(--line);margin:0 0 2rem;padding:0 0 2rem}
  .nav-toggle{display:block}
  .nav{position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:flex-start;gap:0;background:#000;border-bottom:1px solid var(--line);padding:.5rem 1.25rem 1.25rem;display:none}
  .nav.open{display:flex}
  .nav a{padding:.9rem 0;width:100%;font-size:1.05rem}
  .nav .btn-sm{width:auto;margin-top:.5rem;padding:.7rem 1.4rem}
}