:root{
  --bg:#000; --surf:#111113; --surf2:#1C1C1E; --ink:#F5F5F7; --mute:#86868B; --rule:rgba(255,255,255,.12);
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Display","Inter","Helvetica Neue",Arial,sans-serif;
  --ease:cubic-bezier(.25,.1,.25,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{background:var(--bg);color:var(--ink);scroll-behavior:smooth;scroll-padding-top:3rem}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{background:var(--bg);font-family:var(--font);font-size:17px;line-height:1.47;letter-spacing:-.01em;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:2px solid #fff;outline-offset:3px;border-radius:8px}
img{max-width:100%;display:block}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}

/* SpaceX-style small caps label */
.eyebrow{display:block;font-size:12px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--mute)}

/* ---------- Nav: thin, glassy, active section highlighted ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:20;height:48px;background:rgba(0,0,0,.72);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav-in{height:100%;padding:0 clamp(22px,5vw,64px);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:1rem}
.nav-in .brand{justify-self:start}
.nav-in .nav-cta,.nav-in .menu-btn{justify-self:end}
@media (max-width:760px){.nav-in{grid-template-columns:1fr auto}}
.brand{font-size:13px;font-weight:600;letter-spacing:.28em;text-transform:uppercase}
.links{display:flex;gap:2rem;list-style:none;font-size:12px}
.links a{color:#D2D2D7;transition:color .2s}
.links a:hover,.links a.on{color:#fff}
.links a.on{font-weight:600}
.nav-cta{font-size:12px;font-weight:500;padding:5px 13px;border-radius:980px;background:#fff;color:#000}
.nav-cta:hover{background:#D2D2D7}
.menu-btn{display:none;width:32px;height:32px;position:relative}
.menu-btn span{position:absolute;left:8px;right:8px;height:1.5px;background:#fff;transition:transform .3s var(--ease),top .3s var(--ease)}
.menu-btn span:first-child{top:12px}.menu-btn span:last-child{top:19px}
.nav.open .menu-btn span:first-child{top:15.5px;transform:rotate(45deg)}
.nav.open .menu-btn span:last-child{top:15.5px;transform:rotate(-45deg)}
@media (max-width:760px){
  .menu-btn{display:block}
  .links{position:fixed;top:48px;left:0;right:0;flex-direction:column;gap:0;padding:8px 22px 24px;background:rgba(0,0,0,.95);
    transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s var(--ease)}
  .nav.open .links{opacity:1;transform:none;pointer-events:auto}
  .links a{display:block;padding:14px 0;font-size:24px;font-weight:600;border-bottom:1px solid var(--rule)}
  .nav-cta{display:none}
}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100svh;display:grid;align-items:end;overflow:hidden}
#flow{position:absolute;inset:0;width:100%;height:100%;display:block}
.hero::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,rgba(0,0,0,.85) 0,rgba(0,0,0,.4) 30%,transparent 52%)}
.hero::after{content:"";position:absolute;inset:auto 0 0 0;height:28%;z-index:1;pointer-events:none;background:linear-gradient(transparent,#000)}
@media (max-width:760px){.hero::before{background:linear-gradient(0deg,rgba(0,0,0,.92) 0,transparent 50%)}}
.hero-text{position:relative;z-index:2;max-width:620px;padding:0 clamp(22px,5vw,64px) clamp(56px,10vw,110px)}
.hero h1{margin-top:14px;font-size:clamp(40px,5.6vw,72px);line-height:1.05;font-weight:700;letter-spacing:-.025em}
.hero-text p{margin-top:16px;max-width:480px;font-size:clamp(17px,1.5vw,21px);color:#D2D2D7}
.ctas{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:28px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 22px;border-radius:980px;font-size:17px;font-weight:500;transition:background .2s,color .2s,border-color .2s}
.btn.primary{background:#fff;color:#000}
.btn.primary:hover{background:#D2D2D7}
.btn.ghost{border:1px solid rgba(255,255,255,.6)}
.btn.ghost:hover{background:#fff;color:#000;border-color:#fff}
.link{font-size:17px;color:#fff;display:inline-flex;align-items:center;gap:4px}
.link::after{content:"›";font-size:1.2em;line-height:1;transition:transform .2s}
.link:hover{text-decoration:underline;text-underline-offset:3px}
.link:hover::after{transform:translateX(3px)}

.caption{position:absolute;top:72px;right:clamp(22px,5vw,64px);z-index:3;max-width:240px;text-align:right;font-size:12px;line-height:1.5;color:#A1A1A6;
  background:rgba(0,0,0,.55);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding:12px 14px;border-radius:14px;border:1px solid rgba(255,255,255,.08)}
.caption p{margin:0}
.scale{height:3px;width:150px;margin:10px 0 4px auto;border-radius:2px}
.scale-labels{display:flex;justify-content:space-between;width:150px;margin-left:auto;font-size:11px}
.sim-next{margin-top:10px;font-size:12px;font-weight:500;padding:5px 12px;border-radius:980px;border:1px solid rgba(255,255,255,.35);color:#fff}
.sim-next:hover{background:#fff;color:#000}
@media (max-width:760px){.caption{display:none}}

.scroll-hint{position:absolute;left:50%;bottom:20px;z-index:2;transform:translateX(-50%);width:22px;height:34px;border:1.5px solid rgba(255,255,255,.5);border-radius:12px}
.scroll-hint::after{content:"";position:absolute;left:50%;top:7px;width:3px;height:7px;margin-left:-1.5px;border-radius:2px;background:#fff;animation:wheel 1.8s infinite}
@keyframes wheel{0%{opacity:0;transform:translateY(0)}30%{opacity:1}100%{opacity:0;transform:translateY(10px)}}
@media (max-width:760px){.scroll-hint{display:none}}

/* ---------- Sections ---------- */
section{padding:clamp(88px,12vw,140px) 0}
.wrap{max-width:1024px;margin:0 auto;padding:0 22px}
.section-head{text-align:center;max-width:720px;margin:0 auto clamp(40px,6vw,64px)}
h2{margin-top:12px;font-size:clamp(34px,5vw,56px);line-height:1.07;font-weight:700;letter-spacing:-.02em}
.section-head p{margin-top:16px;font-size:clamp(17px,1.6vw,21px);color:var(--mute)}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(32px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- Projects: centered grid, 3 per row ---------- */
.grid-wrap{max-width:1180px;margin:0 auto;padding:0 22px}
.grid{display:flex;flex-wrap:wrap;justify-content:center;gap:20px}
.grid .card{flex:0 0 calc((100% - 40px)/3)}
@media (max-width:980px){.grid .card{flex-basis:calc((100% - 20px)/2)}}
@media (max-width:620px){.grid .card{flex-basis:100%;height:420px}}
.card{position:relative;display:block;width:100%;height:460px;border-radius:28px;overflow:hidden;background:var(--surf);text-align:left;transition:transform .4s var(--ease)}
.card:hover{transform:scale(1.015)}
.reveal.card{transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.card.in:hover{transform:scale(1.015)}
.thumb{position:absolute;inset:0}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(0,0,0,.65),transparent 40%,transparent 60%,rgba(0,0,0,.55))}
.thumb.empty{background:radial-gradient(80% 60% at 70% 75%,#2A2A2E,#0E0E10 70%)}
.thumb.empty::before{content:attr(data-hint);position:absolute;left:28px;bottom:84px;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#4A4A4F}
.card-top{position:absolute;top:0;left:0;right:0;z-index:1;padding:28px 28px 0}
.card-top h3{margin-top:8px;font-size:28px;line-height:1.14;font-weight:700;letter-spacing:-.015em}
.card-top p{margin-top:10px;font-size:17px;color:#D2D2D7}
.plus{position:absolute;right:20px;bottom:20px;z-index:1;width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.18);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  display:grid;place-items:center;font-size:22px;line-height:1;font-weight:300;transition:background .2s,transform .2s}
.card:hover .plus{background:#fff;color:#000;transform:rotate(90deg)}

/* project detail sheet */
dialog.sheet{margin:auto;width:min(860px,94vw);max-height:90vh;border:0;border-radius:28px;background:var(--surf);color:var(--ink);padding:0;overflow:auto}
dialog.sheet::backdrop{background:rgba(0,0,0,.6);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
dialog.sheet[open]{animation:pop .35s var(--ease)}
@keyframes pop{from{opacity:0;transform:translateY(24px) scale(.98)}to{opacity:1;transform:none}}
.sheet-img{aspect-ratio:16/8;background:radial-gradient(80% 60% at 70% 75%,#2A2A2E,#0E0E10 70%)}
.sheet-img img{width:100%;height:100%;object-fit:cover}
.sheet-body{padding:clamp(24px,5vw,48px)}
.sheet-body h3{margin-top:10px;font-size:clamp(28px,4vw,40px);line-height:1.1;font-weight:700;letter-spacing:-.02em}
.sheet-body p{margin-top:16px;font-size:19px;color:#D2D2D7;max-width:620px}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.tags span{font-size:13px;padding:6px 12px;border-radius:980px;background:var(--surf2);color:#D2D2D7}
.sheet-body .ctas{margin-top:28px}
.close{position:sticky;top:16px;float:right;margin:16px 16px -52px 0;z-index:2;width:36px;height:36px;border-radius:50%;background:rgba(0,0,0,.6);display:grid;place-items:center;font-size:20px}
.close:hover{background:#fff;color:#000}

/* ---------- About ---------- */
.statement{font-size:clamp(26px,3.6vw,40px);line-height:1.2;font-weight:600;letter-spacing:-.015em;text-align:center;max-width:860px;margin:0 auto}
.statement .dim{color:var(--mute)}
.duo{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:clamp(48px,7vw,72px)}
.tile{background:var(--surf);border-radius:28px;padding:36px}
.tile h3{margin-top:10px;font-size:24px;font-weight:700;letter-spacing:-.01em}
.tile ul{list-style:none;margin-top:16px}
.tile li{padding:12px 0;border-top:1px solid var(--rule);color:#D2D2D7}
@media (max-width:760px){.duo{grid-template-columns:1fr}}

/* ---------- Skills ---------- */
.skills{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.skill{background:var(--surf);border-radius:28px;padding:32px 28px;min-height:180px;display:flex;flex-direction:column;justify-content:space-between}
.skill p{margin-top:24px;font-size:21px;font-weight:600;line-height:1.3;letter-spacing:-.01em}

/* ---------- Contact ---------- */
.contact{text-align:center}
.email{display:inline-block;margin-top:20px;font-size:clamp(26px,4.4vw,48px);font-weight:700;letter-spacing:-.02em;word-break:break-word}
.email:hover{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:6px}
.contact .ctas{justify-content:center}
.toast{display:block;height:20px;margin-top:14px;font-size:14px;color:var(--mute)}

footer{border-top:1px solid var(--rule);padding:20px 0 40px;font-size:12px;color:var(--mute)}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
footer a:hover{color:#fff;text-decoration:underline}
.m-only{display:none}
@media (max-width:760px){.m-only{display:block}}

/* whole card is clickable through the title link; + sits above it */
.cover{position:absolute;inset:0;z-index:1;border-radius:28px}
.card .plus{z-index:2;color:#fff}
.card .plus:hover{background:#fff;color:#000;transform:rotate(90deg)}
.card:hover .plus{background:rgba(255,255,255,.18);color:#fff;transform:none}
.card .plus:hover{background:#fff!important;color:#000!important;transform:rotate(90deg)!important}
.card:focus-within{outline:2px solid #fff;outline-offset:3px}
.cover:focus-visible{outline:none}

/* ---------- Project detail page ---------- */
.project-page main{padding-top:48px}
.pj-head{padding-top:clamp(48px,8vw,96px);padding-bottom:clamp(32px,5vw,56px);text-align:center}
.back{display:inline-block;margin-bottom:28px;font-size:14px;color:var(--mute)}
.back:hover{color:#fff}
.pj-head h1{margin-top:12px;font-size:clamp(40px,6.4vw,80px);line-height:1.04;font-weight:700;letter-spacing:-.03em}
.pj-where{margin-top:12px;color:var(--mute);font-size:17px}
.pj-lede{margin:24px auto 0;max-width:680px;font-size:clamp(19px,2vw,24px);line-height:1.4;color:#D2D2D7}
.pj-head .ctas{justify-content:center}
.pj-cover{position:relative;max-width:1180px;margin:0 auto;aspect-ratio:16/8;border-radius:28px;overflow:hidden;background:var(--surf)}
@media (max-width:1224px){.pj-cover{margin:0 22px}}
.pj-cover img{width:100%;height:100%;object-fit:cover}
.pj-cover.empty{background:radial-gradient(80% 60% at 70% 75%,#2A2A2E,#0E0E10 70%)}
.pj-cover.empty::after{content:attr(data-hint);position:absolute;left:28px;bottom:24px;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#4A4A4F}
.pj-body{max-width:760px;padding-top:clamp(56px,8vw,96px);padding-bottom:clamp(40px,6vw,72px)}
.pj-sec{padding:0}
.pj-sec+.pj-sec{margin-top:56px}
.pj-list{list-style:none;margin-top:16px}
.pj-list li{padding:18px 0;border-top:1px solid var(--rule);font-size:19px;line-height:1.45}
.pj-list li:last-child{border-bottom:1px solid var(--rule)}
.pj-gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:16px}
.pj-gallery img{width:100%;border-radius:18px}
.pj-gallery figcaption{margin-top:8px;font-size:14px;color:var(--mute)}
@media (max-width:620px){.pj-gallery{grid-template-columns:1fr}}
.pj-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:1024px;padding-bottom:clamp(64px,9vw,110px)}
.pj-nav a{background:var(--surf);border-radius:22px;padding:24px 26px;transition:background .2s}
.pj-nav a:hover{background:var(--surf2)}
.pj-nav strong{display:block;margin-top:8px;font-size:19px;font-weight:600}
.pj-nav #next{text-align:right}
.pj-missing{padding:160px 22px;text-align:center}
.pj-missing h1{margin:12px 0 28px;font-size:clamp(32px,5vw,56px);font-weight:700;letter-spacing:-.02em}