/* ==========================================================================
   Avyukt Raghuvanshi — shared styles

   Near monochrome on black, with one accent: #76B900. Because the green is
   the only colour on the page, it is reserved for things that mean something:
   brand marks, live state, and results that passed. Measured values are white.
   Everything else is grey.
   ========================================================================== */

@view-transition { navigation: auto; }

:root{
  --bg:#000000;
  --panel:#080808;
  --card:#101010;
  --card-2:#161616;
  --line:#232323;
  --line-2:#343434;
  --text:#ffffff;
  --sub:#a2a2a2;
  --dim:#6b6b6b;

  --acid:#76b900;
  --acid-hi:#95e600;
  --acid-mid:#4d7a00;
  --acid-low:#2c4600;
  --acid-glow:rgba(118,185,0,.18);

  --display:"Archivo",system-ui,sans-serif;
  --body:"Inter",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,monospace;

  --gutter:clamp(20px,4vw,48px);
  --maxw:1220px;
  --pad-section:clamp(80px,10vh,124px);
  --r:4px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--body);font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:
    linear-gradient(to right,rgba(118,185,0,.07) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(118,185,0,.07) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(115% 75% at 50% 0%,#000 0%,transparent 70%);
  mask-image:radial-gradient(115% 75% at 50% 0%,#000 0%,transparent 70%);
}
a{color:inherit}
p{margin:0}
:focus-visible{outline:2px solid var(--acid);outline-offset:3px;border-radius:2px}
::selection{background:var(--acid);color:#000}

.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter);position:relative;z-index:1}
.skip{position:absolute;left:-9999px}
.skip:focus{left:var(--gutter);top:10px;z-index:99;background:var(--acid);color:#000;padding:8px 14px;border-radius:var(--r);font-family:var(--mono);font-size:.7rem}

/* ---------- type ---------- */
h1,h2,h3{font-family:var(--display);font-weight:800;letter-spacing:-.035em;line-height:1.0;margin:0}
h1{font-size:clamp(2.4rem,5.6vw,4.5rem)}
h2{font-size:clamp(1.8rem,3.4vw,2.7rem)}
h3{font-size:1.1rem;font-weight:700;letter-spacing:-.015em;line-height:1.26}
.mono{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;font-weight:500}
.lede{color:var(--sub);font-size:1.05rem;max-width:60ch}

.eyebrow{display:flex;align-items:center;gap:12px;color:var(--acid);margin-bottom:22px}
.eyebrow::before{content:"";width:8px;height:8px;flex:none;background:currentColor}
.eyebrow::after{content:"";height:1px;flex:1;background:linear-gradient(to right,var(--line-2),transparent)}
.eyebrow.is-silicon,.eyebrow.is-research,.eyebrow.is-people{color:var(--acid)}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:60;height:62px;display:flex;align-items:center;
  border-bottom:1px solid transparent;
  transition:background .3s var(--ease),border-color .3s var(--ease);
}
.nav.is-stuck{background:rgba(0,0,0,.86);backdrop-filter:blur(14px);border-bottom-color:var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px}
.nav-mark{font-family:var(--mono);font-size:.75rem;letter-spacing:.17em;text-transform:uppercase;font-weight:700;text-decoration:none;white-space:nowrap}
.nav-mark span{color:var(--acid)}
.nav-links{display:flex;align-items:center;gap:clamp(14px,2.4vw,28px)}
.nav-links a{
  position:relative;font-family:var(--mono);font-size:.68rem;letter-spacing:.15em;text-transform:uppercase;
  color:var(--sub);text-decoration:none;padding-block:6px;transition:color .2s;
}
.nav-links a:hover{color:var(--text)}
.nav-links a[aria-current="page"]{color:var(--acid)}
.nav-links a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--acid)}
@media(max-width:820px){
  .nav-mark span{display:none}
  .nav-links{gap:16px}
}
@media(max-width:640px){
  .nav-links{gap:12px}
  .nav-links a{font-size:.62rem;letter-spacing:.09em}
  .nav-mark{
    font-size:0;flex:none;width:28px;height:28px;border:1px solid var(--line-2);border-radius:3px;
    background:var(--card) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 32'%3E%3Crect x='9' y='9' width='14' height='14' fill='none' stroke='%2376b900' stroke-width='2.4'/%3E%3Cpath d='M16 4v5M16 23v5M4 16h5M23 16h5' stroke='%2376b900' stroke-width='2.4'/%3E%3C/svg%3E") center/19px no-repeat;
  }
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;padding:11px 20px;border-radius:var(--r);
  text-decoration:none;font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;
  text-transform:uppercase;font-weight:500;border:1px solid var(--line-2);color:var(--text);background:var(--card);
  transition:border-color .2s,color .2s,transform .2s var(--ease),background .2s;
}
.btn:hover{border-color:var(--acid);color:var(--acid);transform:translateY(-2px)}
.btn.is-primary{background:var(--acid);color:#000;border-color:var(--acid);font-weight:700}
.btn.is-primary:hover{background:var(--acid-hi);border-color:var(--acid-hi);color:#000}

/* ---------- page header ---------- */
.phead{padding-top:clamp(112px,15vh,168px);padding-bottom:clamp(40px,6vh,72px)}
.phead h1{margin-bottom:24px;max-width:17ch}
.phead .lede{max-width:64ch}

/* ---------- sections ---------- */
.section{padding-block:var(--pad-section);position:relative}
.section.alt{background:var(--panel);border-block:1px solid var(--line)}
.section.tight{padding-block:clamp(52px,7vh,84px)}
.section-head{max-width:64ch;margin-bottom:clamp(32px,5vh,54px)}
.section-head .lede{margin-top:16px}

/* ---------- home hero ---------- */
.hero{padding-top:104px;padding-bottom:30px}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:clamp(24px,4vw,56px);align-items:center;min-height:calc(100svh - 250px)}
.hero h1{font-size:clamp(2.5rem,6.2vw,4.8rem);margin-bottom:26px}
.hero h1 em{font-style:normal;color:var(--acid)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}

.sheet{margin-top:38px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:repeat(4,1fr)}
.sheet div{padding:12px 16px 12px 0;border-right:1px solid var(--line);font-family:var(--mono);font-size:.68rem;letter-spacing:.05em}
.sheet div:last-child{border-right:0;padding-right:0}
.sheet b{display:block;color:var(--dim);font-weight:400;font-size:.6rem;letter-spacing:.16em;text-transform:uppercase;margin-bottom:5px}
.sheet i{font-style:normal;color:var(--text)}

/* ---------- 3d die stage ---------- */
.stage{position:relative;aspect-ratio:1/.94;min-height:320px}
#die-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;cursor:grab}
#die-canvas:active{cursor:grabbing}
.stage::after{
  content:"";position:absolute;left:50%;top:56%;translate:-50% -50%;width:76%;aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle,var(--acid-glow),transparent 66%);filter:blur(30px);z-index:-1;
}
.stack{position:absolute;right:0;top:50%;translate:0 -50%;display:flex;flex-direction:column-reverse;gap:1px;z-index:3;pointer-events:none;margin:0;padding:0}
.stack li{
  list-style:none;display:flex;align-items:center;gap:8px;justify-content:flex-end;
  font-family:var(--mono);font-size:.6rem;letter-spacing:.13em;text-transform:uppercase;color:var(--dim);
  opacity:.3;transition:opacity .45s var(--ease),color .45s var(--ease);
}
.stack li i{width:16px;height:3px;background:currentColor;font-style:normal;flex:none}
.stack li.on{opacity:1;color:var(--c,var(--acid))}
.drag-hint{position:absolute;left:0;bottom:2px;color:var(--dim);font-family:var(--mono);font-size:.6rem;letter-spacing:.14em;text-transform:uppercase}
.fallback{position:absolute;inset:0;display:none;place-items:center;text-align:center;padding:24px;color:var(--dim)}
.fallback.on{display:grid}

/* ---------- flow rail ---------- */
.flow{padding-bottom:clamp(40px,7vh,76px)}
.flow-track{display:flex;border:1px solid var(--line);border-radius:var(--r);overflow-x:auto;scrollbar-width:none;background:var(--panel)}
.flow-track::-webkit-scrollbar{display:none}
.step{
  flex:1 0 auto;min-width:110px;display:flex;flex-direction:column;gap:7px;align-items:flex-start;
  padding:14px 16px;background:transparent;border:0;border-right:1px solid var(--line);
  color:var(--dim);font-family:var(--mono);cursor:pointer;text-align:left;
  transition:background .28s var(--ease),color .28s var(--ease);
}
.step:last-child{border-right:0}
.step b{font-size:.58rem;letter-spacing:.14em;font-weight:400;opacity:.7}
.step span{font-size:.73rem;letter-spacing:.13em;text-transform:uppercase;font-weight:500;color:var(--sub);transition:color .28s}
.step .bar{width:100%;height:2px;background:var(--line-2);transition:background .28s}
.step:hover span{color:var(--text)}
.step.on{background:rgba(118,185,0,.08)}
.step.on span{color:var(--acid)}
.step.on .bar{background:var(--acid)}
.step.done .bar{background:var(--acid-mid)}
.flow-note{margin-top:14px;color:var(--sub);font-family:var(--mono);font-size:.72rem;letter-spacing:.03em;line-height:1.7;min-height:2.6em}
.flow-note em{font-style:normal;color:var(--acid)}

/* ---------- hub cards ---------- */
.hub{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.hub-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:28px;text-decoration:none;position:relative;overflow:hidden;
  transition:transform .3s var(--ease),border-color .3s var(--ease),background .3s;
}
.hub-card::before{content:"";position:absolute;top:0;left:0;height:2px;width:100%;background:var(--acid);transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease)}
.hub-card:hover{transform:translateY(-4px);border-color:var(--line-2);background:var(--card-2)}
.hub-card:hover::before{transform:scaleX(1)}
.hub-card h3{color:var(--text);margin-bottom:10px}
.hub-card .hub-copy{color:var(--sub);font-size:.95rem;margin-bottom:24px}
.hub-card .hub-tag{font-family:var(--mono);font-size:.6rem;letter-spacing:.16em;text-transform:uppercase;margin-bottom:14px;color:var(--acid)}
.hub-stat{margin-top:auto;display:flex;flex-direction:column;gap:5px;padding-top:16px;border-top:1px solid var(--line);font-family:var(--mono);font-size:.63rem;letter-spacing:.06em;color:var(--dim)}
.hub-stat i{font-style:normal;color:var(--text)}
.hub-go{margin-top:16px;font-family:var(--mono);font-size:.63rem;letter-spacing:.14em;text-transform:uppercase;color:var(--acid)}
@media(max-width:900px){.hub{grid-template-columns:1fr}}

/* ---------- project cards ---------- */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.card{
  position:relative;display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r);padding:26px 26px 0;overflow:hidden;text-decoration:none;
  transition:transform .3s var(--ease),border-color .3s var(--ease),background .3s;
}
.card::before{content:"";position:absolute;top:0;left:0;height:2px;width:100%;background:var(--acid);transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease)}
.card:hover{transform:translateY(-4px);border-color:var(--line-2);background:var(--card-2)}
.card:hover::before{transform:scaleX(1)}
.card.is-wide{grid-column:span 2}
.card-top{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:14px}
.card-tag{font-family:var(--mono);font-size:.6rem;letter-spacing:.16em;text-transform:uppercase;color:var(--acid);white-space:nowrap}
.card-date{font-family:var(--mono);font-size:.6rem;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);white-space:nowrap}
.card h3{margin-bottom:10px}
.card-meta{font-family:var(--mono);font-size:.66rem;letter-spacing:.04em;color:var(--dim);margin-bottom:14px}
.card ul{margin:0 0 22px;padding:0;list-style:none;color:var(--sub);font-size:.95rem}
.card ul li{position:relative;padding-left:18px;margin-bottom:9px}
.card ul li::before{content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;background:var(--acid-mid)}
.card ul li:last-child{margin-bottom:0}
.card ul a{color:var(--acid);text-decoration:underline;text-underline-offset:2px}
.card-more{margin:0 0 22px}
.card-more a{
  font-family:var(--mono);font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--acid);text-decoration:none;border-bottom:1px solid transparent;padding-bottom:2px;transition:border-color .2s;
}
.card-more a:hover{border-bottom-color:var(--acid)}
.specs{margin:auto -26px 0;padding:12px 26px;display:flex;flex-wrap:wrap;gap:0 26px;border-top:1px solid var(--line);background:rgba(0,0,0,.5)}
.specs div{font-family:var(--mono);font-size:.64rem;letter-spacing:.04em;padding-block:3px}
.specs b{color:var(--dim);font-weight:400;text-transform:uppercase;letter-spacing:.14em;font-size:.58rem;margin-right:7px}
.specs i{font-style:normal;color:var(--text)}
.specs i.ok{color:var(--acid)}

/* ---------- research log ---------- */
.log{border-top:1px solid var(--line)}
.entry{display:grid;grid-template-columns:180px 1fr;gap:clamp(16px,3vw,46px);padding-block:34px;border-bottom:1px solid var(--line)}
.entry-when{font-family:var(--mono);font-size:.66rem;letter-spacing:.13em;text-transform:uppercase;color:var(--dim);padding-top:5px}
.entry-when span{display:block;color:var(--acid);margin-bottom:7px}
.entry h3{margin-bottom:6px}
.entry-who{font-family:var(--mono);font-size:.68rem;letter-spacing:.03em;color:var(--sub);margin-bottom:14px}
.entry-body{color:var(--sub);max-width:66ch}
.metrics{display:flex;flex-wrap:wrap;gap:10px 34px;margin-top:20px}
.metrics div{font-family:var(--mono)}
.metrics strong{display:block;font-size:1.5rem;font-weight:700;color:var(--acid);letter-spacing:-.02em;line-height:1.1}
.metrics span{font-size:.6rem;letter-spacing:.15em;text-transform:uppercase;color:var(--dim)}

/* ---------- chirp figure ---------- */
.chirp-band{margin-top:clamp(30px,5vh,46px);height:clamp(170px,24vh,224px);margin-bottom:calc(clamp(40px,6vh,72px) * -0.45)}
.chirp-wrap{position:relative;width:100%;height:100%;border:1px solid var(--line);border-radius:var(--r);background:var(--panel);overflow:hidden}
#chirp-canvas{display:block;width:100%;height:100%}
.chirp-label{position:absolute;left:14px;top:12px;font-family:var(--mono);font-size:.58rem;letter-spacing:.14em;text-transform:uppercase;color:var(--dim)}
.chirp-key{position:absolute;right:14px;bottom:12px;display:flex;gap:16px;font-family:var(--mono);font-size:.56rem;letter-spacing:.12em;text-transform:uppercase;color:var(--dim)}
.chirp-key span{display:flex;align-items:center;gap:6px}
.chirp-key i{width:12px;height:2px;font-style:normal}

/* ---------- publications ---------- */
.pubs{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.pubs li{display:grid;grid-template-columns:130px 1fr auto;gap:20px;align-items:baseline;padding-block:19px;border-bottom:1px solid var(--line)}
.pubs .venue{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--acid)}
.pubs .role{font-family:var(--mono);font-size:.6rem;letter-spacing:.13em;text-transform:uppercase;color:var(--dim);white-space:nowrap}
.pubs .title{color:var(--text);font-size:.98rem}

/* ---------- panels ---------- */
.lead-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:16px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px}
.panel h3{margin-bottom:6px}
.panel .card-meta{margin-bottom:16px}
.panel .panel-body{color:var(--sub);font-size:.96rem;margin-top:2px}
.panel .peach{color:var(--acid)}
.orgs{list-style:none;margin:20px 0 0;padding:0}
.orgs li{display:flex;align-items:center;gap:12px;padding-block:11px;border-top:1px solid var(--line);font-family:var(--mono);font-size:.68rem;letter-spacing:.06em;color:var(--sub)}
.orgs li i{width:6px;height:6px;background:var(--acid);flex:none;font-style:normal}
.teach{margin-top:18px}
.teach div{padding-block:14px;border-top:1px solid var(--line)}
.teach h4{margin:0 0 4px;font-family:var(--body);font-size:.96rem;font-weight:600}
.teach p{font-family:var(--mono);font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}

/* ---------- skills ---------- */
.skills{display:grid;grid-template-columns:repeat(2,1fr);gap:0 clamp(24px,5vw,72px)}
.skills dl{margin:0}
.srow{display:grid;grid-template-columns:132px 1fr;gap:18px;padding-block:18px;border-top:1px solid var(--line);align-items:baseline}
.srow dt{font-family:var(--mono);font-size:.62rem;letter-spacing:.15em;text-transform:uppercase;color:var(--acid)}
.srow dd{margin:0;font-family:var(--mono);font-size:.78rem;color:var(--sub);line-height:1.85}

/* ==========================================================================
   Posit lab
   ========================================================================== */
.posit{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.posit-grid{display:grid;grid-template-columns:1.25fr .75fr}
.posit-left{padding:clamp(20px,3vw,30px);border-right:1px solid var(--line)}
.posit-right{padding:clamp(20px,3vw,30px);background:var(--panel);display:flex;flex-direction:column}

.posit-label{font-family:var(--mono);font-size:.58rem;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);margin-bottom:14px}

.bit-index{display:flex;gap:6px;margin-bottom:6px}
.bit-index span{flex:1;text-align:center;font-family:var(--mono);font-size:.55rem;color:var(--dim);letter-spacing:.06em}

.bits{display:flex;gap:6px}
.bit{
  flex:1;min-width:0;display:flex;flex-direction:column;align-items:center;
  padding:0;border:1px solid var(--line-2);background:var(--bg);border-radius:2px;
  cursor:pointer;font-family:var(--mono);color:var(--sub);
  transition:background .18s,border-color .18s,color .18s;
}
.bit:hover{border-color:var(--acid)}
.bit .bv{font-size:clamp(1.05rem,2.3vw,1.55rem);font-weight:700;line-height:1;padding:14px 0 10px}
.bit .bf{width:100%;font-size:.5rem;letter-spacing:.08em;text-transform:uppercase;padding:4px 0 5px;border-top:1px solid currentColor;opacity:.8}
.bit.f-sign{background:var(--text);border-color:var(--text);color:#000}
.bit.f-regime{background:var(--acid);border-color:var(--acid);color:#000}
.bit.f-term{background:transparent;border-color:var(--acid-mid);color:var(--acid)}
.bit.f-exp{background:var(--line);border-color:var(--line-2);color:var(--text)}
.bit.f-frac{background:transparent;border-color:var(--line-2);color:var(--sub)}
.bit.f-off{background:transparent;border-color:var(--line);color:var(--dim)}

.posit-legend{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:16px}
.posit-legend span{display:flex;align-items:center;gap:7px;font-family:var(--mono);font-size:.56rem;letter-spacing:.12em;text-transform:uppercase;color:var(--dim)}
.posit-legend i{width:11px;height:11px;border:1px solid var(--line-2);font-style:normal;flex:none}

.posit-controls{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px;align-items:center}
.pbtn{
  font-family:var(--mono);font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;
  background:var(--bg);border:1px solid var(--line-2);color:var(--sub);padding:8px 12px;border-radius:2px;cursor:pointer;
  transition:border-color .18s,color .18s;
}
.pbtn:hover{border-color:var(--acid);color:var(--acid)}
.pin{font-family:var(--mono);font-size:.72rem;background:var(--bg);border:1px solid var(--line-2);color:var(--text);padding:8px 10px;border-radius:2px;width:116px}
.pin:focus{outline:none;border-color:var(--acid)}

.posit-value{font-family:var(--display);font-weight:800;letter-spacing:-.03em;line-height:1;font-size:clamp(1.8rem,3.8vw,2.7rem);color:var(--acid);word-break:break-all;margin-bottom:6px}
.posit-value.is-nar{color:var(--text)}
.posit-hex{font-family:var(--mono);font-size:.7rem;letter-spacing:.08em;color:var(--dim);margin-bottom:22px}

.pfields{border-top:1px solid var(--line);margin-top:auto}
.pfields div{display:flex;justify-content:space-between;gap:14px;padding-block:9px;border-bottom:1px solid var(--line);font-family:var(--mono);font-size:.66rem}
.pfields b{font-weight:400;color:var(--dim);letter-spacing:.11em;text-transform:uppercase;font-size:.58rem}
.pfields i{font-style:normal;color:var(--text)}
.pformula{margin-top:14px;font-family:var(--mono);font-size:.65rem;color:var(--sub);line-height:1.8;word-break:break-word}
.pformula em{font-style:normal;color:var(--acid)}

.pnear{display:grid;grid-template-columns:repeat(7,1fr);gap:4px;margin-top:10px}
.pn{
  padding:9px 4px;border:1px solid var(--line);border-radius:2px;text-align:center;
  font-family:var(--mono);cursor:pointer;background:var(--bg);
  transition:border-color .18s,background .18s;
}
.pn:hover{border-color:var(--acid)}
.pn b{display:block;font-weight:400;font-size:.55rem;letter-spacing:.06em;color:var(--dim);margin-bottom:4px}
.pn i{font-style:normal;font-size:.6rem;color:var(--sub);word-break:break-all;line-height:1.3;display:block}
.pn.is-here{border-color:var(--acid);background:rgba(118,185,0,.1)}
.pn.is-here b{color:var(--acid)}
.pn.is-here i{color:var(--text)}
@media(max-width:520px){
  .pnear{grid-template-columns:repeat(4,1fr)}
  .pn:nth-child(1),.pn:nth-child(2),.pn:nth-child(7){display:none}
}

.posit-scale{border-top:1px solid var(--line);padding:clamp(18px,3vw,26px) clamp(20px,3vw,30px)}
.posit-scale svg{display:block;width:100%;height:104px;overflow:visible;font-family:var(--mono);letter-spacing:.04em}
.posit-note{margin-top:12px;font-family:var(--mono);font-size:.6rem;letter-spacing:.04em;color:var(--dim);line-height:1.7}

@media(max-width:860px){
  .posit-grid{grid-template-columns:1fr}
  .posit-left{border-right:0;border-bottom:1px solid var(--line)}
  .bit .bv{font-size:1.15rem;padding:11px 0 8px}
}
@media(max-width:520px){
  .bits,.bit-index{gap:3px}
  .bit .bv{font-size:.88rem}
  .bit .bf{font-size:.42rem;letter-spacing:.02em}
  .bit-index span{font-size:.46rem}
}

/* ---------- contact ---------- */
.contact-hero{padding-top:clamp(120px,17vh,190px);padding-bottom:clamp(48px,7vh,86px)}
.contact-hero h1{max-width:22ch;margin-bottom:26px}
.contact-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.ask{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.ask div{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.ask h3{font-size:1rem;margin-bottom:8px}
.ask p{color:var(--sub);font-size:.94rem}
.ask .card-tag{display:block;margin-bottom:12px}
@media(max-width:900px){.ask{grid-template-columns:1fr}}

/* ---------- notice ---------- */
.notice{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px;max-width:66ch}
.notice p{color:var(--sub);font-size:.95rem;margin-bottom:12px}
.notice p:last-child{margin-bottom:0}
.notice .notice-title{color:var(--text);font-size:1rem;font-weight:600}
.notice pre{margin:16px 0;padding:14px 16px;background:var(--bg);border:1px solid var(--line);border-radius:2px;overflow-x:auto}
.notice pre code{font-size:.76rem;color:var(--acid);background:none;padding:0;border:0}
code{font-family:var(--mono);font-size:.86em;color:var(--acid);background:rgba(118,185,0,.08);border:1px solid var(--line-2);border-radius:2px;padding:1px 5px}

/* ---------- footer ---------- */
.foot{background:var(--panel);border-top:1px solid var(--line);padding-block:clamp(44px,7vh,68px);position:relative;z-index:1}
.foot-grid{display:flex;flex-wrap:wrap;gap:26px 40px;justify-content:space-between;align-items:flex-start}
.foot-nav{display:flex;flex-wrap:wrap;gap:10px 26px}
.foot-nav a{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--sub);text-decoration:none;transition:color .2s}
.foot-nav a:hover{color:var(--acid)}
.foot-mail{font-family:var(--mono);font-size:.72rem;letter-spacing:.04em;color:var(--text);text-decoration:none;border-bottom:1px solid var(--line-2);padding-bottom:2px}
.foot-mail:hover{color:var(--acid);border-color:var(--acid)}
.foot-note{margin-top:30px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:10px 28px;justify-content:space-between;font-family:var(--mono);font-size:.6rem;letter-spacing:.13em;text-transform:uppercase;color:var(--dim)}

/* ---------- reveal ---------- */
.rise{opacity:0;transform:translateY(14px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.rise.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media(max-width:980px){
  .hero-grid{grid-template-columns:1fr;min-height:0;gap:34px}
  .stage{aspect-ratio:1/.78;min-height:300px;margin-top:8px}
  #die-canvas{cursor:default}
  .cards,.lead-grid,.skills{grid-template-columns:1fr}
  .card.is-wide{grid-column:span 1}
  .entry{grid-template-columns:1fr;gap:12px}
  .pubs li{grid-template-columns:1fr;gap:7px}
  .stack{right:auto;left:0;top:auto;bottom:0;translate:0;flex-direction:row;flex-wrap:wrap;gap:5px 12px}
  .drag-hint{display:none}
  .hero{padding-top:88px}
}
@media(max-width:700px){
  .stack{display:none}
  :root{--pad-section:clamp(58px,8vh,92px)}
  .flow{padding-bottom:clamp(28px,5vh,48px)}
}
@media(max-width:560px){
  body{font-size:16px}
  .sheet{grid-template-columns:repeat(2,1fr)}
  .sheet div:nth-child(2n){border-right:0}
  .srow{grid-template-columns:1fr;gap:6px}
  .card,.panel,.hub-card{padding:22px}
  .card{padding-bottom:0}
  .specs{margin-inline:-22px;padding-inline:22px}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  .rise{opacity:1;transform:none}
}