/* Spatial UI theme — frosted glass panels floating in layered depth */
:root{
  --bg:#06070d; --ink:#eef1ff; --muted:#a3a9c6; --line:rgba(255,255,255,.14);
  --glass:rgba(255,255,255,.07); --glass-hi:rgba(255,255,255,.13);
  --a:#7c5cff; --b:#22d3ee; --c:#ff5ca8; --g:#34d399;
  --radius:28px;
  --font:"SF Pro Display",-apple-system,BlinkMacSystemFont,"Inter","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:20px}
body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%;display:block}
::selection{background:var(--a);color:#fff}

/* ---------- ambient space ---------- */
.space{position:fixed;inset:0;z-index:-1;overflow:hidden;background:
  radial-gradient(1200px 800px at 80% -10%,#1a1450 0%,transparent 60%),
  radial-gradient(900px 700px at -10% 110%,#0b2a3d 0%,transparent 60%),var(--bg)}
.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.55;will-change:transform}
.blob.b1{width:520px;height:520px;background:var(--a);top:-120px;left:55%;animation:drift 22s ease-in-out infinite alternate}
.blob.b2{width:460px;height:460px;background:var(--b);bottom:-140px;left:-80px;animation:drift 26s ease-in-out infinite alternate-reverse;opacity:.35}
.blob.b3{width:380px;height:380px;background:var(--c);top:40%;left:30%;animation:drift 30s ease-in-out infinite alternate;opacity:.22}
@keyframes drift{to{transform:translate3d(-80px,60px,0) scale(1.15)}}
#stars{position:absolute;inset:0;width:100%;height:100%}

/* ---------- glass ---------- */
.glass{position:relative;background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  -webkit-backdrop-filter:blur(26px) saturate(170%);backdrop-filter:blur(26px) saturate(170%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.25),inset 0 -1px 0 rgba(255,255,255,.04),0 30px 60px -20px rgba(0,0,0,.6);
  transform-style:preserve-3d;transition:transform .25s ease-out,border-color .3s,background .3s}
.glass::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .3s;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,0%),rgba(255,255,255,.18),transparent 45%)}
.glass:hover::before{opacity:1}
.glass:hover{border-color:rgba(255,255,255,.28)}
[data-tilt]{will-change:transform}

/* ---------- layout ---------- */
main{max-width:1180px;margin:0 auto;padding:0 24px 160px}
section{padding:110px 0 0;perspective:1400px}
.eyebrow{font-family:var(--mono);font-size:.78rem;letter-spacing:.2em;text-transform:uppercase;color:var(--b)}
h2.title{font-size:clamp(2rem,5vw,3.4rem);line-height:1.1;margin:10px 0 14px;letter-spacing:-.02em}
.lead{color:var(--muted);max-width:680px;font-size:1.05rem}
.grad{background:linear-gradient(100deg,var(--b),var(--a) 50%,var(--c));-webkit-background-clip:text;background-clip:text;color:transparent}
.reveal{opacity:0;transform:translate3d(0,40px,-60px) rotateX(8deg);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1);transition-delay:var(--d,0s)}
.reveal.in{opacity:1;transform:none}

/* ---------- dock (visionOS-style ornament) ---------- */
.dock{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:50;display:flex;gap:4px;padding:8px;border-radius:999px;max-width:calc(100vw - 20px);overflow-x:auto;scrollbar-width:none}
.dock::-webkit-scrollbar{display:none}
.dock a{flex:none;text-decoration:none;font-size:.82rem;padding:9px 16px;border-radius:999px;color:var(--muted);transition:all .25s;white-space:nowrap}
.dock a:hover{color:#fff;background:var(--glass-hi);transform:translateY(-3px) scale(1.06)}
.dock a.on{color:#fff;background:linear-gradient(135deg,rgba(124,92,255,.7),rgba(34,211,238,.5))}
.dock .brand{font-weight:700;color:#fff;letter-spacing:.05em}

/* ---------- hero ---------- */
.hero{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding-top:60px;perspective:1400px}
.pill{display:inline-flex;align-items:center;gap:10px;padding:8px 16px;border-radius:999px;font-size:.85rem;color:var(--muted)}
.pill i{width:8px;height:8px;border-radius:50%;background:var(--g);box-shadow:0 0 0 0 rgba(52,211,153,.6);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 10px transparent}}
.hero h1{font-size:clamp(2.8rem,8vw,6rem);line-height:1;letter-spacing:-.04em;margin:22px 0 18px}
.hero .role{font-size:clamp(1.1rem,2.2vw,1.5rem);color:var(--muted);min-height:2em}
.hero .role b{color:#fff;font-weight:600}
.caret{display:inline-block;width:2px;height:1.1em;background:var(--b);vertical-align:-3px;margin-left:3px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.cta{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:999px;text-decoration:none;font-weight:600;font-size:.95rem;border:1px solid var(--line);transition:transform .25s,box-shadow .25s}
.btn.pri{background:linear-gradient(135deg,var(--a),#4f8cff);border-color:transparent;box-shadow:0 12px 30px -8px rgba(124,92,255,.8)}
.btn.sec{background:var(--glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}
.btn:hover{transform:translateY(-3px) scale(1.03)}
.stage{position:relative;height:520px;transform-style:preserve-3d}
.float{position:absolute;padding:18px 22px;transform:translateZ(var(--z,0px));animation:bob 7s ease-in-out infinite;animation-delay:var(--bd,0s)}
@keyframes bob{50%{margin-top:-14px}}
.float .num{font-size:2.3rem;font-weight:800;letter-spacing:-.03em;line-height:1}
.float .lbl{font-size:.8rem;color:var(--muted);margin-top:6px}
.f1{top:2%;left:4%;--z:60px}
.f2{top:20%;right:0;--z:120px;--bd:-2s}
.f3{top:50%;left:0;--z:30px;--bd:-4s}
.f4{bottom:6%;right:8%;--z:90px;--bd:-1s}
.core{position:absolute;top:50%;left:50%;width:210px;height:210px;margin:-105px 0 0 -105px;border-radius:50%;
  background:radial-gradient(circle at 30% 25%,#fff8,var(--a) 35%,#1b1160 75%);box-shadow:0 0 90px 10px rgba(124,92,255,.5),inset -20px -30px 60px rgba(0,0,0,.5);transform:translateZ(0);animation:spin 18s linear infinite}
.ring{position:absolute;top:50%;left:50%;border:1px solid rgba(255,255,255,.18);border-radius:50%;transform:translate(-50%,-50%) rotateX(72deg)}
.ring.r1{width:340px;height:340px}.ring.r2{width:460px;height:460px;transform:translate(-50%,-50%) rotateX(72deg) rotateY(18deg);border-color:rgba(34,211,238,.3)}
.ring::after{content:"";position:absolute;top:-5px;left:50%;width:10px;height:10px;border-radius:50%;background:var(--b);box-shadow:0 0 14px var(--b)}
.scroll-hint{position:absolute;left:50%;bottom:90px;font-size:.75rem;color:var(--muted);letter-spacing:.2em;text-transform:uppercase}

/* ---------- about ---------- */
.about{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;margin-top:40px}
.about .glass{padding:34px}
.about p{color:var(--muted);margin-bottom:14px}
.about p b{color:#fff}
.facts{display:grid;gap:14px}
.fact{display:flex;gap:14px;align-items:center}
.fact span{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(124,92,255,.5),rgba(34,211,238,.3));font-size:1.2rem}
.fact small{display:block;color:var(--muted);font-size:.78rem}

/* ---------- timeline (vertical, newest first) ---------- */
.tl-bar{display:flex;justify-content:space-between;align-items:center;margin-top:30px;color:var(--muted);font-size:.85rem}
.tl-bar button{border:1px solid var(--line);background:var(--glass);color:#fff;padding:9px 18px;border-radius:999px;font:inherit;font-size:.82rem;cursor:pointer;transition:.25s}
.tl-bar button:hover{background:var(--glass-hi)}
.tl{list-style:none;position:relative;margin-top:22px;padding-left:46px}
.tl::before{content:"";position:absolute;left:13px;top:10px;bottom:10px;width:2px;background:linear-gradient(var(--b),var(--a) 40%,rgba(255,255,255,.1))}
.tl-item{position:relative;margin-bottom:20px}
.tl-dot{position:absolute;left:-42px;top:34px;width:16px;height:16px;border-radius:50%;background:var(--bg);border:2px solid var(--b);box-shadow:0 0 0 5px rgba(34,211,238,.12)}
.tl-item.now .tl-dot{background:var(--g);border-color:#fff;box-shadow:0 0 0 5px rgba(52,211,153,.2),0 0 20px var(--g)}
.tl-card{overflow:hidden}
.tl-head{all:unset;box-sizing:border-box;width:100%;display:flex;align-items:center;gap:18px;padding:22px 26px;cursor:pointer}
.tl-head:focus-visible{outline:2px solid var(--b);outline-offset:-4px;border-radius:var(--radius)}
.logo{flex:none;width:68px;height:52px;border-radius:14px;background:#fff;display:grid;place-items:center;overflow:hidden}
.logo img{width:100%;height:100%;object-fit:contain}
.logo.txt{font-weight:800;color:#111;font-size:1.4rem}
.tl-title{flex:1;display:grid;gap:2px;min-width:0}
.tl-when{font-family:var(--mono);font-size:.75rem;color:var(--b)}
.tl-title h3{font-size:1.35rem;letter-spacing:-.02em;line-height:1.2}
.tl-role{color:var(--muted);font-size:.9rem}
.live{font-style:normal;color:var(--g);margin-left:8px}
.chev{font-size:1.6rem;color:var(--muted);transition:transform .4s;line-height:1}
.tl-card.open .chev{transform:rotate(180deg)}
.tl-body{display:grid;grid-template-rows:0fr;transition:grid-template-rows .5s cubic-bezier(.2,.8,.2,1)}
.tl-card.open .tl-body{grid-template-rows:1fr}
.tl-inner{overflow:hidden;min-height:0;padding:0 26px;opacity:0;transition:opacity .4s,padding .5s}
.tl-card.open .tl-inner{padding:0 26px 26px;opacity:1}
.tl-inner .sub{color:var(--muted);font-size:.92rem;margin-bottom:16px;padding-top:4px;border-top:1px solid var(--line);padding-top:16px}
.grp{margin-top:18px}
.grp h4{font-family:var(--mono);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--b);margin-bottom:10px}
.grp.feat{padding:16px 18px;border-radius:18px;background:linear-gradient(135deg,rgba(124,92,255,.22),rgba(34,211,238,.1));border:1px solid rgba(124,92,255,.4)}
.grp ul{list-style:none;display:grid;gap:9px}
.grp li{position:relative;padding-left:22px;color:#d6dbf2;font-size:.93rem}
.grp li::before{content:"";position:absolute;left:2px;top:.6em;width:8px;height:8px;border-radius:2px;background:linear-gradient(135deg,var(--a),var(--b));transform:rotate(45deg)}
.grp li b{color:#fff}
.tl-inner .tags{margin-top:20px}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{font-size:.74rem;padding:5px 12px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid var(--line);color:var(--muted)}

/* ---------- capability stack ---------- */
.stack-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;margin-top:40px;align-items:start}
.stack{display:grid;gap:10px;padding:6px 0}
.slab{all:unset;box-sizing:border-box;position:relative;display:flex;align-items:center;gap:16px;padding:16px 20px;cursor:pointer;border-radius:22px;
  background:var(--glass);border:1px solid var(--line);-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);
  transition:transform .3s cubic-bezier(.2,.8,.2,1),background .3s,border-color .3s,box-shadow .3s;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.2),0 14px 28px -16px rgba(0,0,0,.7)}
.slab:hover{transform:translateX(6px);border-color:rgba(255,255,255,.3)}
.slab:focus-visible{outline:2px solid var(--b)}
.slab.on{transform:translateX(10px);background:linear-gradient(135deg,rgba(124,92,255,.5),rgba(34,211,238,.28));border-color:rgba(255,255,255,.4);box-shadow:0 18px 40px -18px rgba(124,92,255,.8)}
.slab .ico{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:rgba(255,255,255,.1);font-size:1.05rem;flex:none;font-family:var(--mono)}
.slab .nm{flex:1;font-weight:600}
.slab .ct{font-family:var(--mono);font-size:.74rem;color:var(--muted)}
#stack-panel{padding:34px;min-height:340px}
#stack-panel .lp{display:none}
#stack-panel .lp.show{display:block;animation:swap .5s cubic-bezier(.2,.8,.2,1)}
@keyframes swap{from{opacity:0;transform:perspective(1200px) rotateY(-10deg) translateZ(-50px)}}
#stack-panel h3{font-size:1.7rem;letter-spacing:-.02em}
#stack-panel p{color:var(--muted);margin:8px 0 22px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{padding:8px 16px;border-radius:999px;font-size:.88rem;background:rgba(255,255,255,.08);border:1px solid var(--line);animation:pop .5s both;animation-delay:calc(var(--k) * 35ms)}
.chip em{font-style:normal;font-family:var(--mono);font-size:.68rem;margin-left:8px;padding:2px 8px;border-radius:99px;background:linear-gradient(135deg,var(--a),var(--b))}
@keyframes pop{from{opacity:0;transform:translateY(10px) scale(.9)}}

/* ---------- highlights (7 cards) ---------- */
.impact{display:grid;grid-template-columns:repeat(12,1fr);gap:20px;margin-top:40px}
.impact .glass{padding:28px 22px;text-align:center;grid-column:span 3}
.impact .glass:nth-child(n+5){grid-column:span 4}
.impact .big{font-size:clamp(2rem,4vw,3rem);font-weight:800;letter-spacing:-.03em;line-height:1.1}
.impact p{color:var(--muted);font-size:.86rem;margin-top:8px}

/* ---------- featured recent projects ---------- */
.rp{display:grid;grid-template-columns:repeat(6,1fr);gap:22px;margin-top:40px}
.rp .glass{padding:28px;grid-column:span 2;display:flex;flex-direction:column;gap:12px}
.rp .glass:nth-child(-n+2){grid-column:span 3}
.rp .no{font-family:var(--mono);color:var(--b);font-size:.78rem}
.rp h3{font-size:1.25rem;line-height:1.25;letter-spacing:-.01em}
.rp p{color:var(--muted);font-size:.92rem;flex:1}
.rp .org{font-size:.75rem;color:var(--g);font-family:var(--mono)}

/* ---------- contact cards ---------- */
.cgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:34px 0 8px;text-align:left}
.cc{display:flex;gap:14px;align-items:center;padding:18px 20px;text-decoration:none;border-radius:20px}
.cc span.i{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(124,92,255,.5),rgba(34,211,238,.3));font-size:1.2rem;flex:none}
.cc small{display:block;color:var(--muted);font-size:.75rem}
.cc b{font-size:.95rem;word-break:break-word}

/* ---------- projects (flip) ---------- */
.proj{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}
.flip{height:260px;perspective:1200px;cursor:pointer;background:none;border:0;color:inherit;font:inherit;text-align:left}
.flip>div{position:relative;width:100%;height:100%;transform-style:preserve-3d;transition:transform .8s cubic-bezier(.2,.8,.2,1)}
.flip:hover>div,.flip:focus-visible>div,.flip.open>div{transform:rotateY(180deg)}
.face{position:absolute;inset:0;padding:26px;backface-visibility:hidden;-webkit-backface-visibility:hidden;display:flex;flex-direction:column;justify-content:space-between}
.face.back{transform:rotateY(180deg);background:linear-gradient(160deg,rgba(124,92,255,.28),rgba(34,211,238,.14));font-size:.88rem;color:#d6dbf2}
.face.back ul{padding-left:18px;display:grid;gap:6px}
.face h3{font-size:1.2rem;line-height:1.25}
.face small{color:var(--muted)}
.status{font-size:.7rem;font-family:var(--mono);color:var(--g)}

/* ---------- certs ---------- */
.certs{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:40px}
.cert{padding:26px;text-align:center}
.cert img{width:110px;height:110px;object-fit:contain;margin:0 auto 14px;transform:translateZ(40px);filter:drop-shadow(0 14px 18px rgba(0,0,0,.5))}
.cert h3{font-size:.95rem}
.edu{margin-top:22px;padding:24px 28px;display:flex;gap:18px;align-items:center}
.edu img{width:64px;height:64px;border-radius:14px;background:#fff;object-fit:contain;padding:4px}

/* ---------- lazy images ---------- */
img.lazy{opacity:0;filter:blur(14px);transform:scale(1.04);transition:opacity .8s,filter .8s,transform .8s;background:rgba(255,255,255,.05)}
img.lazy.loaded{opacity:1;filter:none;transform:none}

/* ---------- testimonials: 3D coverflow ---------- */
.cf{position:relative;height:430px;margin-top:40px;perspective:1500px;touch-action:pan-y}
.cf-item{position:absolute;left:50%;top:0;width:min(560px,86vw);padding:34px;transition:transform .8s cubic-bezier(.2,.8,.2,1),opacity .8s,filter .8s;transform-origin:center}
.cf-item .q{font-size:3.4rem;line-height:.6;color:var(--a);font-family:Georgia,serif}
.cf-item p{font-size:1rem;color:#dfe3f8;margin:10px 0 22px;max-height:210px;overflow:auto;scrollbar-width:thin}
.who{display:flex;gap:14px;align-items:center}
.av{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;font-weight:700;background:linear-gradient(135deg,var(--a),var(--c))}
.who small{color:var(--muted);display:block}
.cf-nav{display:flex;justify-content:center;gap:10px;margin-top:10px}
.cf-nav button{width:10px;height:10px;border-radius:50%;border:0;background:var(--line);cursor:pointer;transition:.3s}
.cf-nav button.on{background:var(--b);width:28px;border-radius:99px}

/* ---------- blog ---------- */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.blog{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:30px}
.card{overflow:hidden;text-decoration:none;display:flex;flex-direction:column}
.card .im{aspect-ratio:16/9;overflow:hidden;background:rgba(255,255,255,.05);transform:translateZ(30px)}
.card .im img{width:100%;height:100%;object-fit:cover;transition:transform .8s}
.card:hover .im img.loaded{transform:scale(1.08)}
.card .bd{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card .meta{font-family:var(--mono);font-size:.72rem;color:var(--b);display:flex;gap:10px;flex-wrap:wrap}
.card h3{font-size:1.08rem;line-height:1.3}
.card p{color:var(--muted);font-size:.86rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card.hide{display:none}
.more{margin-top:28px;text-align:center}

/* ---------- contact ---------- */
.contact{padding:54px 30px;text-align:center;margin-top:40px}
.contact h2{font-size:clamp(1.8rem,4vw,3rem);letter-spacing:-.02em;margin-bottom:12px}
.contact .cta{justify-content:center}
footer{text-align:center;color:var(--muted);font-size:.8rem;margin-top:60px}

/* ---------- blog post page ---------- */
.post{max-width:820px;margin:0 auto;padding:40px 22px 160px}
.post header{margin:30px 0}
.post h1{font-size:clamp(1.9rem,5vw,3.1rem);line-height:1.12;letter-spacing:-.03em;margin:14px 0}
.post .meta{font-family:var(--mono);font-size:.78rem;color:var(--b);display:flex;gap:14px;flex-wrap:wrap}
.post .hero-img{border-radius:var(--radius);overflow:hidden;margin:26px 0;aspect-ratio:16/8;border:1px solid var(--line)}
.post .hero-img img{width:100%;height:100%;object-fit:cover}
.prose{padding:40px;font-size:1.04rem;color:#d9ddf2}
.prose h2{font-size:1.7rem;margin:2em 0 .6em;color:#fff;letter-spacing:-.02em}
.prose h3{font-size:1.3rem;margin:1.7em 0 .5em;color:#fff}
.prose h4{margin:1.4em 0 .4em;color:#fff}
.prose p{margin:1em 0}
.prose a{color:var(--b);text-underline-offset:3px}
.prose ul,.prose ol{margin:1em 0 1em 1.4em;display:grid;gap:.4em}
.prose img{border-radius:16px;margin:1.6em auto;border:1px solid var(--line);height:auto}
.prose figure{margin:1.6em 0}
.prose figcaption{text-align:center;font-size:.82rem;color:var(--muted)}
.prose pre{background:#05060c;border:1px solid var(--line);border-radius:14px;padding:18px;overflow-x:auto;font-family:var(--mono);font-size:.85rem;margin:1.4em 0;line-height:1.5}
.prose code{font-family:var(--mono);font-size:.88em;background:rgba(255,255,255,.09);padding:2px 6px;border-radius:6px}
.prose pre code{background:none;padding:0}
.prose blockquote{border-left:3px solid var(--a);padding:6px 18px;margin:1.4em 0;color:var(--muted);background:rgba(255,255,255,.04);border-radius:0 12px 12px 0}
.prose table{display:block;overflow-x:auto;border-collapse:collapse;margin:1.4em 0;font-size:.92rem}
.prose th,.prose td{border:1px solid var(--line);padding:9px 14px;text-align:left}
.prose th{background:rgba(255,255,255,.07)}
.prose hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.pn{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:30px}
.pn a{padding:20px 24px;text-decoration:none;font-size:.9rem}
.pn small{display:block;color:var(--b);font-family:var(--mono);font-size:.72rem;margin-bottom:4px}
.pn a:last-child{text-align:right}

/* ---------- shared page components ---------- */
figure{margin:0}blockquote{margin:0}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
html:not(.js) .reveal{opacity:1;transform:none}
main.sub{padding-top:70px}
.phead{margin-bottom:34px}
.phead h1{font-size:clamp(2rem,5vw,3.4rem);line-height:1.1;margin:10px 0 14px;letter-spacing:-.02em}
.crumbs{font-size:.8rem;color:var(--muted);margin-bottom:18px;display:flex;flex-wrap:wrap;gap:6px}
.crumbs a{text-decoration:none}.crumbs a:hover{color:#fff}
.h2{font-size:1.6rem;letter-spacing:-.01em;margin:56px 0 0}
.sidx{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:24px}
.sidx section{padding:26px}.sidx h2{font-size:1.2rem;margin-bottom:6px}.sidx p{color:var(--muted);font-size:.9rem;margin-bottom:14px}
.tgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.tcard{padding:30px}.tcard .q{font-size:3.4rem;line-height:.6;color:var(--a);font-family:Georgia,serif}
.tcard p{margin:10px 0 22px;color:#dfe3f8}
.svcs{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.svc{padding:28px;text-decoration:none;display:flex;flex-direction:column;gap:12px}
.svc h2{font-size:1.25rem;letter-spacing:-.01em}.svc p{color:var(--muted);font-size:.92rem;flex:1}
.two{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.two section{padding:30px}.two h2{font-size:1.25rem;margin-bottom:14px}
.ticks{list-style:none;display:grid;gap:11px}
.ticks li{position:relative;padding-left:26px;color:#d6dbf2;font-size:.95rem}
.ticks li::before{content:"✓";position:absolute;left:0;color:var(--b);font-weight:700}
.byline{padding:22px 26px;margin-top:26px}.byline p{color:var(--muted);font-size:.9rem}.byline a{color:var(--b)}
.post .crumbs{margin-bottom:14px}.post .meta a{text-decoration:none}
.post .meta a:hover{color:#fff}
.post h2.h2{margin:50px 0 0}
.more{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.about a,.prose a,.lead a{color:var(--b)}
a.cat{text-decoration:none;display:inline-block}

/* ---------- footer ---------- */
.site-foot{max-width:1180px;margin:0 auto 150px;padding:36px 32px 22px;border-radius:var(--radius);width:calc(100% - 48px)}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.site-foot h4{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--b);margin-bottom:12px}
.site-foot ul{list-style:none;display:grid;gap:7px}
.site-foot a{text-decoration:none;color:var(--muted);font-size:.88rem}.site-foot a:hover{color:#fff}
.fbrand b{font-size:1.1rem}.fbrand p{color:var(--muted);font-size:.85rem;margin-top:10px}
.legal{margin-top:26px;padding-top:16px;border-top:1px solid var(--line);color:var(--muted);font-size:.78rem;text-align:center}

/* ---------- menu sheet (mobile) ---------- */
.menu-btn{display:none;flex:none;border:0;background:linear-gradient(135deg,rgba(124,92,255,.7),rgba(34,211,238,.5));color:#fff;font:inherit;font-size:.85rem;padding:10px 18px;border-radius:999px;cursor:pointer;min-height:44px}
.sheet{position:fixed;left:12px;right:12px;bottom:calc(86px + env(safe-area-inset-bottom));z-index:60;max-height:68vh;overflow:auto;padding:12px}
.sheet[hidden]{display:none}
.sheet ul{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:8px}
.sheet a{display:block;padding:14px 16px;border-radius:16px;background:rgba(255,255,255,.07);text-decoration:none;font-weight:600;min-height:48px}
.sheet a:active{background:var(--glass-hi)}

/* ---------- responsive ---------- */
@media(max-width:980px){
  .hero,.about,.stack-wrap,.two{grid-template-columns:1fr}
  .stage{height:430px}.certs{grid-template-columns:repeat(2,1fr)}
  .impact{grid-template-columns:repeat(2,1fr)}.impact .glass,.impact .glass:nth-child(n+5){grid-column:auto}.impact .glass:last-child{grid-column:1/-1}
  .rp{grid-template-columns:1fr 1fr}.rp .glass,.rp .glass:nth-child(-n+2){grid-column:auto}
  .proj,.blog,.svcs{grid-template-columns:repeat(2,1fr)}.cgrid{grid-template-columns:1fr 1fr}.fgrid{grid-template-columns:1fr 1fr}.sidx,.tgrid{grid-template-columns:1fr}
}
@media(max-width:700px){
  main{padding:0 16px 130px}main.sub{padding-top:40px}
  section{padding-top:72px}
  .site-foot{width:calc(100% - 32px);padding:26px 20px 18px;margin-bottom:130px}.fgrid{grid-template-columns:1fr 1fr;gap:22px}.fbrand{grid-column:1/-1}
  .btn{min-height:48px;justify-content:center}.cta .btn,.more .btn{flex:1 1 100%}
  /* nav: brand + Menu button, full list lives in the sheet */
  .dock{left:12px;right:12px;transform:none;bottom:calc(12px + env(safe-area-inset-bottom));justify-content:space-between;align-items:center;max-width:none;overflow:visible}
  .js .dock a:not(.brand){display:none}.js .menu-btn{display:inline-flex;align-items:center}
  .dock .brand{padding:10px 16px}
  /* hero: calm 2x2 grid instead of floating 3D layers */
  .hero{min-height:auto;padding-top:30px;gap:26px;display:block}
  .hero h1{font-size:clamp(3rem,16vw,4.5rem)}
  .stage{height:auto;display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:30px;transform:none!important}
  .stage .core,.stage .ring{display:none}
  .float{position:static;animation:none;transform:none;padding:16px}.float .num{font-size:1.7rem}
  .pill{font-size:.78rem}
  .about .glass{padding:24px}
  .impact{grid-template-columns:1fr 1fr;gap:12px}.impact .glass{padding:20px 12px}.impact .big{font-size:1.7rem}.impact p{font-size:.78rem}
  .rp,.proj,.blog,.certs,.cgrid,.svcs,.sidx{grid-template-columns:1fr}
  .rp .glass{padding:22px}
  .certs{grid-template-columns:1fr 1fr;gap:14px}.cert{padding:18px}.cert img{width:80px;height:80px}.cert h3{font-size:.8rem}
  .edu{flex-direction:row;padding:18px}
  /* timeline */
  .tl{padding-left:30px}.tl-dot{left:-30px;top:30px;width:14px;height:14px}.tl::before{left:5px}
  .tl-head{padding:16px;gap:12px;align-items:flex-start}.logo{width:48px;height:40px;border-radius:10px}.tl-title h3{font-size:1.1rem}.tl-role{font-size:.82rem}
  .tl-inner{padding-left:16px;padding-right:16px}.tl-card.open .tl-inner{padding:0 16px 20px}
  .grp.feat{padding:14px}
  /* skills stack becomes a swipeable tab strip */
  .stack{display:flex;overflow-x:auto;gap:10px;padding:4px 2px 12px;perspective:none;scrollbar-width:none;scroll-snap-type:x proximity}
  .stack::-webkit-scrollbar{display:none}
  .slab{flex:none;padding:12px 16px;scroll-snap-align:start;border-radius:999px}.slab .ct{display:none}.slab .ico{width:30px;height:30px;border-radius:10px;font-size:.95rem}.slab .nm{font-size:.88rem;white-space:nowrap}
  #stack-panel{padding:22px;min-height:0}
  /* flip cards */
  .flip{height:300px}.face{padding:20px}.face.back{overflow:auto}
  /* testimonials: native swipe carousel */
  .cf{height:auto;display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;perspective:none;padding:6px 2px 16px;scrollbar-width:none}
  .cf::-webkit-scrollbar{display:none}
  .cf-item{position:static;flex:0 0 88%;scroll-snap-align:center;padding:24px;transform:none!important;opacity:1!important;filter:none!important}
  .cf-item p{max-height:none}.cf-nav{display:none}
  .tcard{padding:22px}
  .filters{flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;scrollbar-width:none}.filters::-webkit-scrollbar{display:none}.filters .cat{flex:none}
  .contact{padding:34px 18px}
  .prose{padding:22px 18px;font-size:1rem}.post{padding:24px 16px 120px}.pn{grid-template-columns:1fr}.pn a:last-child{text-align:left}
  .sheet ul{grid-template-columns:1fr 1fr}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}html{scroll-behavior:auto}
}