@font-face{font-family:Tiro Bangla;font-style:normal;font-weight:400;font-display:swap;src:url(https://fonts.gstatic.com/s/tirobangla/v6/IFSgHe1Tm95E3O8b5i2V8PGo80Luuw.woff2) format("woff2");unicode-range:U+0980-09FF}@font-face{font-family:Tiro Bangla;font-style:italic;font-weight:400;font-display:swap;src:url(https://fonts.gstatic.com/s/tirobangla/v6/IFSiHe1Tm95E3O8b5i2V8PG_w1L2vx4i.woff2) format("woff2");unicode-range:U+0980-09FF}:root{--accent: #2337ff;--accent-dark: #000d8a;--accent-rgb: 35, 55, 255;--black: 15, 18, 25;--gray: 96, 115, 159;--gray-light: 229, 233, 240;--gray-dark: 34, 41, 57;--gray-gradient: rgba(var(--gray-light), 50%), #fff;--box-shadow: 0 2px 6px rgba(var(--gray), 25%), 0 8px 24px rgba(var(--gray), 33%), 0 16px 32px rgba(var(--gray), 33%)}@media(prefers-color-scheme:dark){:root{--accent: #6b7cff;--accent-dark: #3449db;--accent-rgb: 107, 124, 255;--black: 230, 233, 240;--gray: 160, 170, 195;--gray-light: 40, 44, 55;--gray-dark: 210, 215, 225;--gray-gradient: rgba(var(--gray-light), 50%), #0f1219;--box-shadow: 0 2px 6px rgba(0, 0, 0, 40%), 0 8px 24px rgba(0, 0, 0, 50%), 0 16px 32px rgba(0, 0, 0, 50%)}body{background-color:#0f1219}}.theme-home{--accent: #4f46e5;--accent-dark: #3730a3;--accent-rgb: 79, 70, 229}@media(prefers-color-scheme:dark){.theme-home{--accent: #818cf8;--accent-dark: #4f46e5;--accent-rgb: 129, 140, 248}}.theme-research{--accent: #0d9488;--accent-dark: #0f766e;--accent-rgb: 13, 148, 136}@media(prefers-color-scheme:dark){.theme-research{--accent: #2dd4bf;--accent-dark: #0d9488;--accent-rgb: 45, 212, 191}}.theme-engineering{--accent: #d97706;--accent-dark: #b45309;--accent-rgb: 217, 119, 6}@media(prefers-color-scheme:dark){.theme-engineering{--accent: #fbbf24;--accent-dark: #d97706;--accent-rgb: 251, 191, 36}}@font-face{font-family:Atkinson;src:url(/fonts/atkinson-regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Atkinson;src:url(/fonts/atkinson-bold.woff) format("woff");font-weight:700;font-style:normal;font-display:swap}body{font-family:Atkinson,sans-serif;margin:0;padding:0;text-align:left;background:linear-gradient(var(--gray-gradient)) no-repeat;background-size:100% 600px;word-wrap:break-word;overflow-wrap:break-word;color:rgb(var(--gray-dark));font-size:20px;line-height:1.7;position:relative}body:before{content:"";position:absolute;top:0;left:0;right:0;height:600px;background:radial-gradient(circle at 50% 0%,rgba(var(--accent-rgb),.06) 0%,rgba(var(--accent-rgb),.01) 60%,transparent 80%);pointer-events:none;z-index:-1;transition:background .5s ease-in-out}main{width:720px;max-width:calc(100% - 2em);margin:auto;padding:3em 1em}h1,h2,h3,h4,h5,h6{margin:0 0 .5rem;color:rgb(var(--black));line-height:1.2}h1{font-size:3.052em}h2{font-size:2.441em}h3{font-size:1.953em}h4{font-size:1.563em}h5{font-size:1.25em}strong,b{font-weight:700}a,a:hover{color:var(--accent)}p{margin-bottom:1em}.prose p{margin-bottom:2em}textarea{width:100%;font-size:16px}input{font-size:16px}table{width:100%}img{max-width:100%;height:auto;border-radius:8px}figure{margin:2rem 0}figure img{width:100%;height:auto;display:block}figcaption{margin-top:.5rem;font-size:.82em;color:rgb(var(--gray));line-height:1.5}.figure-pair{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin:2rem 0}.katex-display{clear:both}.term-aside{float:right;clear:right;width:220px;margin:0 0 1.5em 1.8em;padding:.9em 1.1em;background:rgba(var(--gray-light),.25);border-left:3px solid var(--accent);border-radius:0 4px 4px 0;font-size:.82em;line-height:1.5}.term-aside dt{font-weight:700;color:var(--accent);margin-top:.6em}.term-aside dt:first-child{margin-top:0}.term-aside dd{margin:.15em 0 0;color:rgb(var(--gray-dark))}.term-aside .aside-more{display:block;margin-top:.7em;font-size:.9em;color:var(--accent);text-decoration:none}.term-aside .aside-more:hover{text-decoration:underline}@media(max-width:640px){.term-aside{float:none;width:auto;margin:1em 0}}.figure-pair figure{margin:0}@media(max-width:600px){.figure-pair{grid-template-columns:1fr}}code{padding:2px 5px;background-color:rgb(var(--gray-light));border-radius:2px}pre{padding:1.5em;border-radius:8px}pre>code{all:unset}blockquote{border-left:4px solid var(--accent);padding:0 0 0 20px;margin:0;font-size:1.333em}hr{border:none;border-top:1px solid rgb(var(--gray-light))}@media(max-width:720px){body{font-size:18px}main{padding:1em}}.sr-only{border:0;padding:0;margin:0;position:absolute!important;height:1px;width:1px;overflow:hidden;clip:rect(1px 1px 1px 1px);clip:rect(1px,1px,1px,1px);clip-path:inset(50%);white-space:nowrap}.lang-bn{font-family:Tiro Bangla,serif}.lang-bn p,.lang-bn li,.lang-bn blockquote,.lang-bn td,.lang-bn th{font-family:Tiro Bangla,serif;font-size:1.05em;line-height:1.9}.lang-bn h1{font-family:Tiro Bangla,serif;font-size:2.5em;line-height:1.3}.lang-bn h2{font-family:Tiro Bangla,serif;font-size:1.75em;line-height:1.4}.lang-bn h3{font-family:Tiro Bangla,serif;font-size:1.35em;line-height:1.4}.cognate .bengali-term{font-family:Tiro Bangla,serif}.timeline-container{position:relative;margin:2em 0;padding:1em 0}.timeline-spine{position:absolute;top:0;bottom:0;left:20px;width:2px;background:rgba(var(--gray-light),.3)}.timeline-feed{display:flex;flex-direction:column;gap:2.25em;position:relative}.timeline-item{display:flex;position:relative;padding-left:50px}.timeline-node{position:absolute;left:20px;top:1.8em;width:10px;height:10px;background:rgb(var(--gray-light));border:2px solid var(--accent);border-radius:50%;transform:translate(-50%);z-index:2;transition:background .3s,border-color .3s}.timeline-item:hover .timeline-node{background:var(--accent)}.timeline-card-wrapper{position:relative;width:100%;max-width:680px}.timeline-card{padding:1.1em 1.3em;background:rgba(var(--gray-light),.08);border:1px solid rgba(var(--gray-light),.25);border-radius:6px;text-decoration:none;display:block;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;position:relative;color:inherit}.timeline-card:hover{transform:translateY(-2px);box-shadow:var(--box-shadow);border-color:rgba(var(--accent-rgb),.5)}.timeline-item.single .timeline-card{border-left:3px solid var(--accent)}.timeline-item.series .timeline-card{border-left:3px solid var(--accent);background:rgba(var(--accent-rgb),.04)}.timeline-card h4{font-size:1.15em;margin:0 0 .3em;line-height:1.3}.timeline-card .title-link{color:inherit;text-decoration:none}.timeline-card .title-link:after{content:"";position:absolute;inset:0;z-index:1}.timeline-card .date{font-size:.78em;color:rgb(var(--gray));margin:0 0 .6em}.timeline-card .description{font-size:.86em;margin:.4em 0 .8em;line-height:1.45;color:rgb(var(--gray-dark))}.timeline-card .post-tags{margin-top:.6em;position:relative;z-index:2}.series-progression{display:inline-flex;align-items:center;gap:.4em;font-size:.68em;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--accent);margin-bottom:.4em}.series-connection{position:absolute;top:1.8em;bottom:-4.05em;left:-30px;width:2px;background:var(--accent);z-index:1}a[data-astro-cid-eimmu3lg]{display:inline-block;text-decoration:none}a[data-astro-cid-eimmu3lg].active{font-weight:bolder;text-decoration:underline}header[data-astro-cid-3ef6ksr2]{margin:0;padding:0 1em;background:#fff;box-shadow:0 2px 8px rgba(var(--black),5%)}h2[data-astro-cid-3ef6ksr2]{margin:0;font-size:1em}h2[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2],h2[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2].active{text-decoration:none}nav[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:space-between}nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{padding:1em .5em;color:var(--black);border-bottom:4px solid transparent;text-decoration:none}nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2].active{text-decoration:none;border-bottom-color:var(--accent)}.social-links[data-astro-cid-3ef6ksr2],.social-links[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{display:flex}@media(max-width:720px){.social-links[data-astro-cid-3ef6ksr2]{display:none}}@media(prefers-color-scheme:dark){header[data-astro-cid-3ef6ksr2]{background:#0f1219}}footer[data-astro-cid-sz7xmlte]{padding:2em 1em 6em;background:linear-gradient(var(--gray-gradient)) no-repeat;color:rgb(var(--gray));text-align:center}.social-links[data-astro-cid-sz7xmlte]{display:flex;justify-content:center;gap:1em;margin-top:1em}.social-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{text-decoration:none;color:rgb(var(--gray))}.social-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:rgb(var(--gray-dark))}