:root{
  --paper:#f3f2ee;
  --ink:#121315;
  --ink-2:#55585e;
  --ink-3:#9a9ca0;
  --line:#d9d7d0;
  --accent:#ff4f00; /* international orange */
  --pad:clamp(20px,4vw,56px);
  --sans:"Inter Tight",ui-sans-serif,system-ui,-apple-system,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--paper);color:var(--ink);font-family:var(--sans);
  font-weight:400;line-height:1.5;-webkit-font-smoothing:antialiased;
  background-image:
    linear-gradient(var(--line) 1px,transparent 1px),
    linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:100% 100%,calc((100% - 2*var(--pad))/12) 100%;
  background-position:0 0,var(--pad) 0;
  background-repeat:no-repeat,repeat-x;
}
body::before{ /* soften the column grid */
  content:"";position:fixed;inset:0;background:var(--paper);opacity:.72;pointer-events:none;z-index:-1
}
body{position:relative;z-index:0}
a{color:inherit;text-decoration:none}
.mono{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase}
::selection{background:var(--accent);color:#fff}

/* BAR */
.bar{
  position:fixed;top:0;left:0;right:0;z-index:20;display:flex;align-items:center;gap:32px;
  padding:18px var(--pad);
  background:color-mix(in srgb,var(--paper) 82%,transparent);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;transition:border-color .3s;
}
.bar.scrolled{border-color:var(--line)}
.mark{font-weight:600;letter-spacing:-.02em;font-size:17px}
.mark span{color:var(--accent)}
.bar nav{display:flex;gap:28px;margin-left:auto}
.bar nav a{font-size:13px;color:var(--ink-2);transition:color .2s}
.bar nav a:hover{color:var(--ink)}
.clock{color:var(--ink-3);min-width:12ch;text-align:right}

/* HERO */
.hero{
  position:relative;min-height:100svh;padding:120px var(--pad) 56px;
  display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden;
}
.hero-meta{position:absolute;top:96px;left:var(--pad);display:flex;gap:24px;color:var(--ink-3)}
.name{
  font-weight:300;letter-spacing:-.055em;line-height:.86;
  font-size:clamp(68px,15.5vw,236px);position:relative;z-index:2;
}
.name .line{display:block;overflow:hidden}
.name .line>span{display:inline-block;transform:translateY(105%);animation:rise 1.1s cubic-bezier(.2,.7,.1,1) forwards}
.name .line:nth-child(2)>span{animation-delay:.12s;font-weight:500}
@keyframes rise{to{transform:none}}
.tag{
  margin-top:28px;font-size:clamp(18px,2vw,26px);letter-spacing:-.01em;font-weight:400;
  opacity:0;animation:fade .9s .5s forwards;
}
.tag i{font-style:normal;color:var(--accent);margin:0 .5em}
.hero-foot{
  margin-top:clamp(40px,7vh,80px);padding-top:20px;border-top:1px solid var(--ink);
  display:grid;grid-template-columns:1fr 1fr;gap:var(--pad);
  opacity:0;animation:fade .9s .7s forwards;position:relative;z-index:2;
}
.role{font-size:15px;font-weight:500}
.role span{color:var(--ink-2);font-weight:400}
.lede{font-size:15px;color:var(--ink-2);max-width:42ch;justify-self:end}
@keyframes fade{to{opacity:1}}

.orbit{
  position:absolute;right:calc(var(--pad) * -1);top:50%;transform:translateY(-58%);
  width:min(62vw,760px);height:auto;z-index:1;opacity:0;animation:fade 1.6s .3s forwards;
}
.orbit .grid *{fill:none;stroke:var(--line);stroke-width:1}
.orbit .path{fill:none;stroke:var(--ink);stroke-width:1}
.orbit .faint{stroke:var(--ink-3);stroke-dasharray:2 5}
.orbit .sat rect{fill:var(--accent)}
.orbit .sat line{stroke:var(--ink);stroke-width:1.5}
.orbit .sat2{fill:var(--ink)}
.scroll{position:absolute;right:var(--pad);bottom:20px;color:var(--ink-3);display:none}

/* SECTIONS */
section{padding:clamp(80px,12vh,140px) var(--pad)}
.label{color:var(--ink-3);margin-bottom:48px;display:flex;align-items:center;gap:14px}
.label::before{content:"";width:8px;height:8px;background:var(--accent)}

/* INDEX */
.index{
  display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding-top:0;padding-bottom:0;
}
.stat{padding:44px 24px 40px 0;border-right:1px solid var(--line);margin-right:24px}
.stat:last-child{border-right:0;margin-right:0}
.stat b{display:block;font-weight:300;font-size:clamp(40px,5vw,72px);letter-spacing:-.04em;line-height:1;font-variant-numeric:tabular-nums}
.stat span{display:block;margin-top:14px;font-size:13px;color:var(--ink-2);max-width:22ch}

/* ABOUT */
.about-body{display:grid;grid-template-columns:minmax(220px,320px) 1fr;gap:var(--pad);align-items:start}
.portrait{position:relative}
.portrait img{width:100%;height:auto;display:block;background:#fff;border:1px solid var(--line);border-bottom-color:var(--ink)}
.portrait figcaption{margin-top:10px;color:var(--ink-3)}
.big{font-size:clamp(24px,3vw,42px);line-height:1.18;letter-spacing:-.025em;font-weight:300;max-width:26ch}
.aside{grid-column:2;color:var(--ink-2);font-size:15px}

/* tooltip */
.tip{position:relative;border-bottom:1px dotted var(--ink-3);cursor:help;color:var(--ink)}
.tip::after{
  content:attr(data-tip);position:absolute;left:0;bottom:calc(100% + 10px);width:max-content;max-width:260px;
  background:var(--ink);color:var(--paper);font-size:12px;line-height:1.4;padding:8px 10px;
  opacity:0;transform:translateY(4px);pointer-events:none;transition:.2s;
}
.tip:hover::after,.tip:focus::after{opacity:1;transform:none}

/* TRAJECTORY */
.log{list-style:none;border-top:1px solid var(--ink)}
.log li{
  display:grid;grid-template-columns:110px 1.1fr 1.4fr 120px;gap:24px;align-items:baseline;
  padding:26px 0;border-bottom:1px solid var(--line);position:relative;transition:padding .35s;
}
.log li::before{
  content:"";position:absolute;left:0;top:-1px;height:1px;width:0;background:var(--accent);transition:width .6s cubic-bezier(.2,.7,.1,1)
}
.log li:hover::before{width:100%}
.log li:first-child .t{color:var(--accent)}
.log .t{color:var(--ink-3)}
.log h3{font-size:20px;font-weight:500;letter-spacing:-.015em}
.log p{font-size:14px;color:var(--ink-2)}
.log .d{font-size:14px;color:var(--ink-2);max-width:48ch}
.log .loc{color:var(--ink-3);text-align:right}

/* WORK */
.cards{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.card{
  padding:32px 28px 28px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  display:flex;flex-direction:column;gap:14px;min-height:260px;position:relative;
  transition:background .35s,color .35s;
}
.card .no{color:var(--accent)}
.card h3{font-size:22px;font-weight:500;letter-spacing:-.02em;margin-top:auto}
.card p{font-size:14px;color:var(--ink-2);transition:color .35s}
.card .tags{color:var(--ink-3);transition:color .35s}
.card:hover{background:var(--ink);color:var(--paper)}
.card:hover p{color:#b9bbbf}
.card:hover .tags{color:#7d8085}

/* STACK */
.cols{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.cols h4{color:var(--ink-3);font-weight:400;padding-bottom:14px;border-bottom:1px solid var(--ink);margin-bottom:16px}
.cols p{font-size:17px;line-height:1.9;letter-spacing:-.01em}

/* EDU */
.rows{list-style:none;border-top:1px solid var(--ink)}
.rows li{display:grid;grid-template-columns:110px 1fr 1.3fr;gap:24px;padding:22px 0;border-bottom:1px solid var(--line);align-items:baseline}
.rows li>span:first-child{color:var(--ink-3)}
.rows b{font-weight:500;font-size:18px;letter-spacing:-.01em}
.rows li>span:last-child{color:var(--ink-2);font-size:14px}
.note{margin-top:24px;color:var(--ink-3)}

/* CONTACT */
.contact{background:var(--ink);color:var(--paper);padding-bottom:clamp(100px,16vh,180px)}
.contact .label{color:#7d8085}
.contact h2{font-weight:300;letter-spacing:-.05em;line-height:.95;font-size:clamp(48px,9vw,140px);max-width:12ch}
.cta{
  display:inline-flex;align-items:center;gap:20px;margin-top:56px;padding:18px 26px;
  border:1px solid #3a3d42;font-size:15px;transition:background .3s,border-color .3s;
}
.cta .arrow{color:var(--accent);transition:transform .3s}
.cta:hover{background:var(--accent);border-color:var(--accent)}
.cta:hover .arrow{color:#fff;transform:translateX(6px)}

.foot{display:flex;justify-content:space-between;padding:22px var(--pad);background:var(--ink);color:#6b6e73;border-top:1px solid #26292d}

/* reveal */
.rv{opacity:0;transform:translateY(18px);transition:opacity .9s,transform .9s cubic-bezier(.2,.7,.1,1)}
.rv.in{opacity:1;transform:none}

/* RESPONSIVE */
@media (max-width:900px){
  body{background-size:100% 100%,calc((100% - 2*var(--pad))/4) 100%}
  .bar nav{display:none}
  .clock{margin-left:auto}
  .orbit{width:110vw;right:-30vw;top:34%;opacity:.5}
  .hero-foot{grid-template-columns:1fr}
  .lede{justify-self:start}
  .index{grid-template-columns:1fr 1fr}
  .stat{margin-right:0;padding:32px 16px 28px 0}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .stat:nth-child(even){padding-left:16px}
  .about-body{grid-template-columns:1fr}
  .portrait{width:min(260px,70vw)}
  .aside{grid-column:1}
  .log li{grid-template-columns:1fr;gap:6px}
  .log .loc{text-align:left}
  .cards{grid-template-columns:1fr}
  .card{min-height:0}
  .cols{grid-template-columns:1fr 1fr;row-gap:40px}
  .rows li{grid-template-columns:1fr;gap:4px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .name .line>span,.tag,.hero-foot,.orbit,.rv{opacity:1;transform:none}
}