:root{
  --bg:#F3F6F8;--surface:#FFFFFF;--ink:#0C1B2A;--muted:#4F6172;--line:#D3DCE3;
  --accent:#0A6C78;--on-accent:#FFFFFF;--chip:#E4ECF1;--shadow:0 1px 2px rgba(12,27,42,.06);
  --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --sans:"Instrument Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0E1822;--surface:#142230;--ink:#E8EEF3;--muted:#9FB0BF;--line:#26394B;
  --accent:#5FD0BF;--on-accent:#06221F;--chip:#1B2D3D;--shadow:none;color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0E1822;--surface:#142230;--ink:#E8EEF3;--muted:#9FB0BF;--line:#26394B;
  --accent:#5FD0BF;--on-accent:#06221F;--chip:#1B2D3D;--shadow:none;color-scheme:dark}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:5rem}
body{margin:0;background:var(--bg);color:var(--ink);font:400 1.0625rem/1.65 var(--sans);-webkit-font-smoothing:antialiased;transition:background .25s,color .25s}
h1,h2,h3{margin:0;line-height:1.15}
h1,h2{font-family:var(--serif);font-weight:600;letter-spacing:-.01em}
a{color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px}
.wrap{width:min(100% - 2.5rem,66rem);margin-inline:auto}
.skip{position:absolute;left:-999px;top:.5rem;background:var(--accent);color:var(--on-accent);padding:.5rem 1rem;border-radius:6px;z-index:100}
.skip:focus{left:.5rem}

/* nav */
.nav{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;gap:1rem;min-height:4rem}
.brand{font-family:var(--serif);font-weight:600;font-size:1.25rem;text-decoration:none;margin-right:auto}
.nav nav{display:flex;gap:1.5rem}
.nav nav a{text-decoration:none;color:var(--muted);font-size:.95rem;font-weight:500}
.nav nav a:hover{color:var(--ink)}
.icon-btn{display:grid;place-items:center;width:2.5rem;height:2.5rem;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:50%;cursor:pointer}
.icon-btn:hover{border-color:var(--accent)}
.i-moon{display:none}
:root[data-theme="dark"] .i-sun{display:none}
:root[data-theme="dark"] .i-moon{display:block}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .i-sun{display:none}:root:not([data-theme="light"]) .i-moon{display:block}}

.btn{display:inline-block;background:var(--accent);color:var(--on-accent);padding:.7rem 1.2rem;border-radius:8px;font-weight:600;font-size:.95rem;text-decoration:none;border:1.5px solid var(--accent);transition:transform .15s,filter .15s}
.btn:hover{filter:brightness(1.08);transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn.ghost:hover{border-color:var(--accent);filter:none}
.actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.75rem}

/* hero */
.hero{display:grid;grid-template-columns:1fr auto;gap:3.5rem;align-items:center;padding:clamp(3rem,8vw,6rem) 0 3rem}
.role{margin:0 0 1rem;color:var(--accent);font-weight:600}
h1{font-size:clamp(2.5rem,6.5vw,4.6rem)}
.lede{max-width:36rem;margin:1.25rem 0 0;font-size:1.2rem;color:var(--muted)}
.rails{list-style:none;display:flex;flex-wrap:wrap;gap:.5rem;padding:0;margin:2rem 0 0}
.rails li,.chips li{background:var(--chip);border-radius:999px;padding:.3rem .85rem;font-size:.9rem}
.portrait{margin:0;position:relative}
.portrait::before{content:"";position:absolute;inset:14px -14px -14px 14px;border:2px solid var(--accent);border-radius:20px}
.portrait img{position:relative;display:block;width:min(15rem,60vw);height:auto;aspect-ratio:1;object-fit:cover;border-radius:20px;background:var(--surface)}

/* sections */
.sec{padding:3.5rem 0;border-top:1px solid var(--line)}
.sec h2{font-size:clamp(1.8rem,4vw,2.4rem);margin-bottom:1.5rem}
.prose{max-width:42rem}.prose p{margin:0 0 1rem}
.facts{display:flex;flex-wrap:wrap;gap:2rem 3.5rem;margin:2rem 0 0}
.facts div{display:flex;flex-direction:column-reverse}
.facts dt{color:var(--muted);font-size:.9rem}
.facts dd{margin:0;font-family:var(--serif);font-size:1.6rem;font-weight:600}
.hint{margin:-.75rem 0 1.25rem;color:var(--muted);font-size:.95rem}

/* experience as a statement ledger */
.ledger{background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);overflow:hidden}
.ledger-head,.ledger summary{display:grid;grid-template-columns:11.5rem 1fr 6rem;gap:1.25rem;align-items:baseline;padding:1rem 1.5rem}
.ledger-head{background:var(--chip);color:var(--muted);font-size:.85rem;font-weight:600}
.ledger-head span:last-child,.len{text-align:right}
.ledger details{border-top:1px solid var(--line)}
.ledger summary{cursor:pointer;list-style:none}
.ledger summary::-webkit-details-marker{display:none}
.ledger summary:hover{background:color-mix(in srgb,var(--chip) 55%,transparent)}
.when,.len{font-variant-numeric:tabular-nums;color:var(--muted);font-size:.95rem}
.what{display:flex;flex-direction:column}
.what strong{font-weight:600}
.what em{font-style:normal;color:var(--muted)}
.len{color:var(--accent);font-weight:600}
details[open] summary{background:color-mix(in srgb,var(--chip) 40%,transparent)}
.detail{padding:.5rem 1.5rem 1.5rem calc(1.5rem + 12.75rem);max-width:100%}
.detail h3{font-size:1rem;font-family:var(--sans);font-weight:600;margin:1.25rem 0 .5rem}
.detail ul{margin:.5rem 0 0;padding-left:1.1rem}
.detail li{margin-bottom:.4rem;max-width:44rem}
.detail li::marker{color:var(--accent)}

.skills{display:grid;grid-template-columns:repeat(2,1fr);gap:2.5rem 3rem}
.skills h3{font-size:1.05rem;margin-bottom:.85rem}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:.5rem;padding:0;margin:0}

.edu{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.5rem 2rem;max-width:42rem;margin:0}
.edu span{color:var(--muted);font-variant-numeric:tabular-nums}

.contact-list{list-style:none;padding:0;margin:1.5rem 0 0;max-width:32rem}
.contact-list li{display:flex;justify-content:space-between;gap:1rem;padding:.75rem 0;border-bottom:1px solid var(--line)}
.contact-list span{color:var(--muted)}
.contact-list a{font-weight:500;text-underline-offset:3px}
.contact-list a:hover{color:var(--accent)}
.foot{display:flex;justify-content:space-between;padding:2rem 0 3rem;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}

/* one entrance on load */
@media (prefers-reduced-motion:no-preference){.hero-text,.portrait{animation:rise .7s ease-out both}.portrait{animation-delay:.12s}}
@keyframes rise{from{opacity:0;transform:translateY(14px)}}

@media (max-width:860px){
  .nav nav{display:none}
  .hero{grid-template-columns:1fr;gap:2.5rem}
  .portrait{order:-1;width:fit-content}
  .skills{grid-template-columns:1fr}
}
@media (max-width:700px){
  .ledger-head{display:none}
  .ledger summary{grid-template-columns:1fr auto;gap:.15rem 1rem;padding:1rem}
  .when{grid-column:1/-1;order:-1}
  .detail{padding:.25rem 1rem 1.25rem}
  .nav .btn{padding:.55rem .85rem;font-size:.85rem}
}
@media print{.nav,.actions,.icon-btn{display:none}}