/* Prabhat Tiwari — research profile. Calm, editorial, monochrome. */
@font-face{font-family:"Instrument Serif";font-style:normal;font-weight:400;font-display:swap;src:url(/assets/fonts/instrument-serif.woff2) format("woff2")}
@font-face{font-family:"Instrument Serif";font-style:italic;font-weight:400;font-display:swap;src:url(/assets/fonts/instrument-serif-italic.woff2) format("woff2")}
@font-face{font-family:"Inter";font-style:normal;font-weight:100 900;font-display:swap;src:url(/assets/fonts/inter-var.woff2) format("woff2")}

:root{
  --bg:#fbfbfa; --surface:#ffffff; --ink:#141416; --ink-2:#3d3d42; --muted:#6c6c72; --faint:#9a9aa0;
  --line:rgba(20,20,22,.08); --line-2:rgba(20,20,22,.14);
  --serif:"Instrument Serif","Iowan Old Style","Times New Roman",Georgia,serif;
  --sans:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --r-lg:28px; --r-md:18px; --r-sm:12px;
  --shadow:0 1px 1px rgba(20,20,22,.03),0 2px 6px rgba(20,20,22,.03),0 18px 40px -18px rgba(20,20,22,.12);
  --shadow-hover:0 1px 1px rgba(20,20,22,.03),0 4px 10px rgba(20,20,22,.04),0 28px 56px -22px rgba(20,20,22,.18);
  --emboss:inset 0 1px 0 rgba(255,255,255,.95),inset 0 -1px 0 rgba(20,20,22,.025);
  --wrap:1120px; --gutter:clamp(20px,5vw,48px);
}
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:24px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.65 var(--sans);font-feature-settings:"cv11","ss01";-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;min-height:100vh;display:flex;flex-direction:column;position:relative;overflow-x:hidden}
main{flex:1}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:6px}
::selection{background:#e9e6f7}
.skip{position:absolute;left:12px;top:-60px;background:var(--ink);color:#fff;padding:10px 14px;border-radius:10px;z-index:20;font-size:14px}
.skip:focus{top:12px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.narrow{max-width:calc(760px + 2*var(--gutter))}

/* soft pastel ambient light, top of page only */
.wash{position:absolute;inset:0 0 auto 0;height:min(920px,110vh);pointer-events:none;z-index:-1;
  background:
   radial-gradient(42% 46% at 14% 8%,rgba(226,221,250,.75),transparent 70%),
   radial-gradient(38% 42% at 88% 4%,rgba(252,226,214,.62),transparent 72%),
   radial-gradient(46% 40% at 62% 46%,rgba(220,240,234,.55),transparent 72%);
  -webkit-mask-image:linear-gradient(#000 55%,transparent);mask-image:linear-gradient(#000 55%,transparent)}
.is-admin .wash,.nf~* .wash{opacity:.6}

/* header */
.top{position:relative;z-index:10}
.top-in{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.mono{flex:none;display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--surface);font:400 17px/1 var(--serif);letter-spacing:.02em;color:var(--ink);box-shadow:0 1px 2px rgba(20,20,22,.06),0 6px 14px -6px rgba(20,20,22,.14),var(--emboss);border:1px solid var(--line)}
.brand-name{font:400 21px/1 var(--serif);letter-spacing:-.005em;white-space:nowrap}
.top nav ul{display:flex;gap:clamp(18px,3vw,34px);list-style:none;margin:0;padding:0}
.top nav a{font-size:14.5px;color:var(--muted);letter-spacing:.005em;padding:8px 0;transition:color .2s}
.top nav a:hover,.top nav a[aria-current]{color:var(--ink)}
@media (max-width:440px){.brand-name{display:none}}

/* hero */
.hero{padding:clamp(72px,14vw,168px) 0 clamp(40px,7vw,80px)}
.eyebrow{margin:0 0 22px;font-size:12px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.eyebrow a:hover{color:var(--ink)}
.hero h1,.page-head h1{font:400 clamp(60px,16.5vw,156px)/.92 var(--serif);letter-spacing:-.025em;margin:0;color:var(--ink);text-wrap:balance}
.page-head h1{font-size:clamp(48px,9vw,104px);line-height:.98}
.page-head h1.art-t{font-size:clamp(40px,6.4vw,72px);line-height:1.04}
.desc{margin:clamp(22px,3vw,32px) 0 0;font:italic 400 clamp(22px,2.6vw,30px)/1.3 var(--serif);color:var(--ink-2);max-width:38ch;text-wrap:balance}
.page-head{padding:clamp(64px,11vw,136px) 0 clamp(24px,4vw,44px)}
.page-head+.sec,.page-head+div.sec{padding-top:clamp(16px,3vw,32px)}
.byline{margin:20px 0 0;color:var(--muted);font-size:15px}

/* sections: label column + content column */
.sec{padding:clamp(44px,7vw,84px) 0}
.sec+.sec .sec-grid{position:relative;padding-top:clamp(44px,7vw,84px)}
.sec+.sec .sec-grid::before{content:"";position:absolute;top:0;left:var(--gutter);right:var(--gutter);border-top:1px solid var(--line)}
.sec+.sec{padding-top:0}
.sec-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:880px){.sec-grid{grid-template-columns:220px 1fr;gap:56px}}
.label{margin:0;font:500 12px/1.9 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.prose{max-width:62ch;color:var(--ink-2)}
.prose p{margin:0 0 1.1em}
.prose p:last-child{margin-bottom:0}
.prose a{text-decoration:underline;text-decoration-color:var(--line-2);text-underline-offset:3px}
.prose a:hover{text-decoration-color:var(--ink)}
.prose h2{font:400 clamp(28px,3.4vw,36px)/1.15 var(--serif);color:var(--ink);margin:1.6em 0 .5em;letter-spacing:-.01em}
.lead{font-size:clamp(19px,1.9vw,22px);line-height:1.6;color:var(--ink)}
.lead p+p{color:var(--ink-2)}
.art{font-size:18.5px;line-height:1.75}

/* cards */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow),var(--emboss)}
.grid{list-style:none;margin:0;padding:0;display:grid;gap:clamp(14px,2vw,20px);grid-template-columns:1fr}
@media (min-width:640px){.grid{grid-template-columns:1fr 1fr}}
.focus{padding:clamp(24px,3vw,36px);min-height:clamp(150px,20vw,220px);display:flex;flex-direction:column}
.num{font:italic 400 18px/1 var(--serif);color:var(--faint);padding-bottom:clamp(26px,3.4vw,44px)}
.focus h3,.proj h3{font:400 clamp(27px,2.8vw,32px)/1.12 var(--serif);letter-spacing:-.01em;margin:0 0 10px;color:var(--ink)}
.focus p,.proj p{margin:0;color:var(--muted);font-size:15.5px;line-height:1.6;max-width:40ch}
.proj{padding:clamp(26px,3vw,36px);position:relative;transition:box-shadow .25s,transform .25s}
.proj .meta{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);margin:0 0 18px}
.proj:has(a.stretch):hover{box-shadow:var(--shadow-hover),var(--emboss)}
.stretch::after{content:"";position:absolute;inset:0;border-radius:inherit}
.arr{display:inline-block;width:.62em;height:.62em;margin-left:.3em;vertical-align:.08em;opacity:.55}

/* empty state */
.empty{display:flex;align-items:center;gap:22px;padding:clamp(24px,3vw,32px) clamp(24px,3vw,36px)}
.dot{flex:none;width:52px;height:52px;border-radius:50%;background:var(--bg);box-shadow:inset 3px 3px 7px rgba(20,20,22,.07),inset -3px -3px 7px rgba(255,255,255,.95);position:relative}
.dot::after{content:"";position:absolute;inset:21px;border-radius:50%;background:#cfcfd4}
.empty-t{margin:0;font:400 24px/1.2 var(--serif);color:var(--ink)}
.empty-s{margin:4px 0 0;color:var(--muted);font-size:15px;line-height:1.55}

/* writing list */
.wlist{list-style:none;margin:0;padding:0}
.wlist li{display:grid;grid-template-columns:1fr;gap:4px;padding:22px 0;border-bottom:1px solid var(--line)}
.wlist li:first-child{padding-top:0}
@media (min-width:560px){.wlist li{grid-template-columns:110px 1fr;gap:24px}}
.wlist time{font-size:13.5px;color:var(--faint);padding-top:6px;font-variant-numeric:tabular-nums}
.wt{margin:0;font:400 clamp(24px,2.6vw,28px)/1.2 var(--serif);letter-spacing:-.005em}
.wt a{background:linear-gradient(currentColor,currentColor) 0 100%/0 1px no-repeat;transition:background-size .3s}
.wt a:hover{background-size:100% 1px}
.wlist p{margin:6px 0 0;color:var(--muted);font-size:15.5px;max-width:58ch}
.more{margin:28px 0 0;font-size:15px}
.more a{color:var(--ink-2);border-bottom:1px solid var(--line-2);padding-bottom:2px}
.more a:hover{border-color:var(--ink)}
.more a.btn{border:1px solid var(--line);padding:12px 22px}

/* contact */
.mail{display:inline-block;font:400 clamp(28px,4.4vw,48px)/1.15 var(--serif);letter-spacing:-.01em;border-bottom:1px solid var(--line-2);padding-bottom:4px;overflow-wrap:anywhere}
.mail:hover{border-color:var(--ink)}
.links{list-style:none;margin:28px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.pill{display:inline-flex;align-items:center;min-height:44px;padding:10px 20px;border-radius:999px;background:var(--surface);border:1px solid var(--line);box-shadow:0 1px 2px rgba(20,20,22,.04),var(--emboss);font-size:15px;color:var(--ink-2);transition:box-shadow .2s,color .2s}
.pill:hover{color:var(--ink);box-shadow:0 6px 16px -8px rgba(20,20,22,.2),var(--emboss)}

.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:12px 24px;border-radius:999px;border:1px solid var(--line);background:var(--ink);color:#fff;font:500 15px/1 var(--sans);cursor:pointer;box-shadow:0 8px 20px -10px rgba(20,20,22,.45)}
.more a.btn{color:#fff;background:var(--ink)}

/* footer */
.foot{margin-top:clamp(56px,9vw,120px);border-top:1px solid var(--line)}
.foot-in{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:28px;padding-bottom:36px;font-size:13.5px;color:var(--faint)}
.foot a:hover{color:var(--ink)}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}