/* adeelahmad.net — Ledger direction. Tokens follow the Aladdin design system (DM Sans, JetBrains Mono, grey + one blue).
   Fonts are self-hosted: drop the OFL woff2 files into fonts/ (see README). System fonts are the fallback. */
@font-face{font-family:"DM Sans";src:url("fonts/DMSans-Variable.woff2") format("woff2");font-weight:400 800;font-style:normal;font-display:swap}
@font-face{font-family:"DM Sans";src:url("fonts/DMSans-Italic-Variable.woff2") format("woff2");font-weight:400 700;font-style:italic;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url("fonts/JetBrainsMono-Variable.woff2") format("woff2");font-weight:400 700;font-display:swap}

:root{
  --font-sans:"DM Sans",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,"SF Mono",Menlo,monospace;
  --background:#FFFFFF;--surface:#F8F9FA;--surface-neutral:#F1F3F4;
  --text-primary:#202124;--text-strong:#3C4043;--text-secondary:#5F6368;--text-muted:#80868B;
  --border:#DADCE0;--blue:#1A73E8;--blue-dark:#1558B0;--underline:#A8C7FA;--green-dark:#1E7E43;--highlight:#FEF7E0;
  color-scheme:light;
}
:root[data-theme="dark"]{--background:#202124;--surface:#292A2D;--surface-neutral:#303134;--text-primary:#E8EAED;--text-strong:#E8EAED;--text-secondary:#BDC1C6;--text-muted:#9AA0A6;--border:#3C4043;--blue:#8AB4F8;--blue-dark:#AECBFA;--underline:#4F6A96;--green-dark:#A8DAB5;--highlight:#3A3220;color-scheme:dark}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--background:#202124;--surface:#292A2D;--surface-neutral:#303134;--text-primary:#E8EAED;--text-strong:#E8EAED;--text-secondary:#BDC1C6;--text-muted:#9AA0A6;--border:#3C4043;--blue:#8AB4F8;--blue-dark:#AECBFA;--underline:#4F6A96;--green-dark:#A8DAB5;--highlight:#3A3220;color-scheme:dark}}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--background);color:var(--text-primary);font:400 16px/1.55 var(--font-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:var(--blue);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:.18em;text-decoration-color:var(--underline)}
a:hover{color:var(--blue-dark);text-decoration-color:currentColor}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
:target{scroll-margin-top:16px}html{scroll-padding-top:96px}
p{text-wrap:pretty}h1,h2,h3,h4{text-wrap:balance;margin:0}
img{max-width:100%;height:auto}
summary{list-style:none;cursor:pointer}summary::-webkit-details-marker{display:none}
mark{background:var(--highlight);color:inherit}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.mono{font-family:var(--font-mono)}
.js-only{display:none}html.js .js-only{display:flex}
[hidden]{display:none!important}

/* Quiet links: inherit colour, hairline underline, blue on hover */
.q{color:inherit;text-decoration-color:var(--border)}.q:hover{color:var(--blue)}
.qd{color:inherit;text-decoration:underline dotted;text-decoration-color:var(--text-muted)}.qd:hover{color:var(--blue)}

.wrap{max-width:720px;margin:0 auto;padding:0 20px 80px}
.skip{position:absolute;left:-9999px;top:8px;padding:8px 12px;background:var(--background);z-index:10}.skip:focus{left:20px}

/* Top bar */
.top{position:sticky;top:0;z-index:5;background:var(--background);display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px 16px;padding:18px 0;border-bottom:1px solid var(--border)}
.top__name{font:700 15px/1 var(--font-sans);color:var(--text-primary);text-decoration:none}
.crumbs{display:flex;gap:10px;align-items:baseline;font:400 13px/1 var(--font-mono);color:var(--text-secondary)}
.top__end{display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px}
.top__nav{display:flex;gap:16px;font:400 13px/1 var(--font-mono)}
.top__nav a{color:var(--text-secondary);text-decoration:none}.top__nav a:hover{color:var(--blue)}
.top__social{display:flex;align-items:center;gap:12px}
.top__social a{display:flex;color:var(--text-secondary)}.top__social a:hover{color:var(--blue)}
.top__social svg{fill:currentColor}
@media (max-width:600px){.top{padding:12px 0;gap:12px}.top__nav{gap:12px}.top__social{gap:10px}.top__end{display:contents}.btn-theme{order:1;margin-left:auto}.top__nav{order:2}.top__social{order:3;margin-left:auto}}
.btn-theme{font:400 12px/1 var(--font-mono);color:var(--text-secondary);background:transparent;border:1px solid var(--border);border-radius:999px;padding:7px 12px;cursor:pointer}
.btn-theme:hover{color:var(--text-primary);background:var(--surface-neutral)}

/* Intro */
.intro{display:flex;flex-wrap:wrap;gap:24px 32px;align-items:flex-start;padding:56px 0 8px}
.intro__portrait{flex:0 0 auto;width:min(180px,42vw);aspect-ratio:1;border-radius:16px;object-fit:cover;margin-top:4px}
.intro__text{flex:999 1 min(100%,360px);min-width:0}
.intro h1{font:700 30px/1.15 var(--font-sans);letter-spacing:-.015em;margin:0 0 18px}
.intro p{font-size:18px;line-height:1.6;max-width:58ch;margin:0 0 14px}.intro p:last-child{margin-bottom:0}

/* On this page */
.toc{display:flex;flex-wrap:wrap;gap:6px 20px;margin:36px 0 0;padding:14px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);font:400 13px/1.6 var(--font-mono);color:var(--text-secondary)}
.toc a{color:var(--text-primary);text-decoration-color:var(--border)}.toc a:hover{color:var(--blue)}

/* Sections */
.section{padding-top:88px}.section--first{padding-top:72px}
.h2{font:700 24px/1.2 var(--font-sans);letter-spacing:-.01em;margin:0 0 10px}
.lede{margin:0 0 24px;color:var(--text-secondary);line-height:1.6;max-width:60ch}
.h3{font:700 18px/1.3 var(--font-sans);margin:56px 0 6px}
.label{font:500 12px/1.6 var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--text-secondary)}
.hair{border-top:1px solid var(--border)}
.more{margin-top:8px;font-size:13px;color:var(--text-secondary)}
.more summary,.notes summary{display:inline-block;text-decoration:underline dotted;text-underline-offset:.2em}

/* Chapters: a ruled line down the left of the text, period in the gutter */
.chapters{display:flex;flex-direction:column;margin-top:40px}
.chapter{display:flex;flex-wrap:wrap;gap:6px 28px}
.chapter__when{flex:1 1 120px;max-width:140px;font:400 13px/1.6 var(--font-mono);color:var(--text-secondary);padding-top:5px}
.chapter__body{flex:999 1 min(100%,380px);min-width:0;position:relative;padding:0 0 48px 24px;border-left:1px solid var(--border)}
.chapter:last-child .chapter__body{padding-bottom:8px}
.chapter__dot{position:absolute;left:-4px;top:9px;width:7px;height:7px;border-radius:50%;background:var(--text-secondary)}
.chapter h3{font:700 22px/1.25 var(--font-sans);letter-spacing:-.01em;margin:0 0 10px}
.chapter p{font-size:17px;line-height:1.6;margin:0}
.chapter__meta{margin-top:14px!important;font-size:13px!important;line-height:1.7!important;color:var(--text-secondary)}
.figure{margin:20px 0 0}.figure img{display:block;width:100%;border-radius:8px;border:1px solid var(--border)}
.figure figcaption{margin-top:8px;font-size:13px;line-height:1.5;color:var(--text-secondary)}

/* Timeline toolbar (JS only) */
.toolbar{flex-direction:column;gap:12px;padding:16px;border:1px solid var(--border);border-radius:12px;background:var(--surface);margin-bottom:0}
.toolbar__row{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end}
.field{display:flex;flex-direction:column;gap:6px;flex:1 1 150px}
.field>span{font:700 13px/1.2 var(--font-sans);color:var(--text-strong)}
.input,.select{height:40px;padding:0 14px;border-radius:8px;border:1px solid var(--border);background:var(--background);color:var(--text-primary);font:400 15px/1.5 var(--font-sans);width:100%}
.input:focus,.select:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--underline);outline:none}
.select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-secondary) 50%),linear-gradient(135deg,var(--text-secondary) 50%,transparent 50%);background-position:calc(100% - 18px) 50%,calc(100% - 13px) 50%;background-size:5px 5px;background-repeat:no-repeat;padding-right:36px}
.status{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 16px;font:400 12px/1.6 var(--font-mono);color:var(--text-secondary)}
.linkbtn{font:inherit;color:inherit;background:transparent;border:0;padding:0;cursor:pointer;text-decoration:underline;text-decoration-color:var(--border);text-underline-offset:.18em}.linkbtn:hover{color:var(--text-primary)}
.jump{display:flex;flex-wrap:wrap;gap:4px 14px;margin:12px 0 0;font:400 12px/1.6 var(--font-mono);color:var(--text-secondary)}
.jump a{color:inherit;text-decoration-color:var(--border)}.jump a:hover{color:var(--blue)}.jump .count{color:var(--text-muted)}
.empty{margin-top:40px;padding:24px 0;border-top:1px solid var(--border)}.empty p{margin:0 0 6px}.empty p+p{color:var(--text-secondary)}

/* Periods and entries */
.timeline__list,.period{display:flex;flex-direction:column}
.period__head{display:flex;justify-content:space-between;gap:16px;margin:48px 0 0;padding-bottom:8px}
.entry{display:flex;flex-wrap:wrap;gap:4px 24px;padding:20px 0;border-top:1px solid var(--border)}
.entry__when{flex:0 0 150px;font:400 13px/1.5 var(--font-mono);color:var(--text-secondary)}
.entry__when a{color:inherit;text-decoration:none}.entry__when a:hover{text-decoration:underline}
.entry__kind{margin-top:2px}.entry__kind--merged{color:var(--green-dark)}
.entry__main{flex:999 1 min(100%,320px);min-width:0}
.entry__title{font:500 17px/1.35 var(--font-sans)}
.entry__main>p{margin:6px 0 0}
.entry__skills{margin-top:8px!important;font-size:13px;line-height:1.6;color:var(--text-secondary)}
.notes{margin-top:6px;font-size:13px;line-height:1.6;color:var(--text-secondary)}.notes>div{margin-top:6px}

/* Skills */
.skills-top{display:flex;flex-wrap:wrap;gap:0 18px;margin:20px 0 0;font-size:15px;line-height:2}
.skills-more{display:flex;flex-wrap:wrap;gap:0 14px;margin:10px 0 0;font-size:14px;line-height:1.9}
.skill{color:var(--text-primary);text-decoration-color:var(--border)}.skill:hover{color:var(--blue)}
.skill .count{font:400 12px var(--font-mono);color:var(--text-secondary)}
.inventory{display:flex;flex-direction:column;gap:22px}
.inventory__area{display:flex;flex-wrap:wrap;gap:4px 28px}
.inventory__area h4{flex:1 1 120px;max-width:140px;font:500 13px/1.6 var(--font-mono);color:var(--text-secondary)}
.inventory__area p{flex:999 1 min(100%,380px);margin:0;font-size:15px;line-height:1.7}

/* Projects */
.pgroup{margin-bottom:40px}
.pgroup .label{display:block;padding-bottom:8px}
.project{display:flex;flex-wrap:wrap;gap:2px 20px;align-items:baseline;padding:14px 0;border-top:1px solid var(--border)}
.project h4{font:500 16px/1.4 var(--font-sans)}
.project p{flex:999 1 min(100%,240px);margin:0;font-size:15px;line-height:1.5;color:var(--text-secondary)}
.project__status{margin-left:auto;font:400 12px/1.6 var(--font-mono);color:var(--text-secondary)}.project__status--merged{color:var(--green-dark)}

/* Writing lists */
.post{display:flex;flex-wrap:wrap;gap:4px 24px;padding:14px 0;border-top:1px solid var(--border)}
.post time{flex:0 0 150px;font:400 13px/1.6 var(--font-mono);color:var(--text-secondary)}
.post__main{flex:999 1 min(100%,320px);min-width:0}
.post h3,.post h2{font:500 17px/1.4 var(--font-sans)}
.post--full{padding:22px 0}.post--full h2{font-size:18px;margin-bottom:6px}
.post__excerpt{margin:0 0 8px;font-size:15px;line-height:1.6;color:var(--text-secondary)}
.post__meta{margin:0;font-size:13px;line-height:1.6;color:var(--text-secondary)}

/* Footer */
.footer{margin-top:96px;padding-top:20px;border-top:1px solid var(--border);font-size:13px;line-height:1.6;color:var(--text-secondary)}
.footer__row{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px}
.footer__row span:last-child{display:flex;gap:16px}.footer a{color:inherit}
.footer details{margin-top:20px}.footer summary{display:inline-block;text-decoration:underline dotted;text-underline-offset:.2em}
.footer dl{margin:12px 0 0;display:grid;gap:10px;max-width:60ch}.footer dt{display:inline;font-weight:700;color:var(--text-primary)}.footer dd{display:inline;margin:0}

/* Article */
.article{max-width:680px}
.article__head{padding:56px 0 8px}
.article__head .when{margin:0 0 16px;font:400 13px/1.6 var(--font-mono);color:var(--text-secondary)}
.article__head h1{font:700 clamp(28px,5vw,36px)/1.15 var(--font-sans);letter-spacing:-.02em;margin:0 0 20px}
.article__head .origin{margin:0;font-size:15px;line-height:1.6;color:var(--text-secondary)}
.prose{margin-top:40px;font-size:18px;line-height:1.7}
.prose p,.prose ul,.prose ol,.prose pre,.prose figure,.prose blockquote{margin:0 0 24px}
.prose h2{font:700 24px/1.25 var(--font-sans);letter-spacing:-.015em;margin:44px 0 14px}
.prose h3{font:700 19px/1.3 var(--font-sans);letter-spacing:-.01em;margin:36px 0 12px}
.prose ul,.prose ol{padding-left:1.3em}.prose li{margin-bottom:8px}
.prose code{font:400 .9em/1 var(--font-mono);background:var(--surface-neutral);padding:2px 5px;border-radius:4px}
.prose pre{padding:14px 18px;border:1px solid var(--border);border-radius:12px;background:var(--surface-neutral);font:400 14px/1.6 var(--font-mono);overflow-x:auto;tab-size:2}
.prose pre code{background:none;padding:0;font:inherit}
.prose blockquote{padding:0 0 0 20px;border-left:2px solid var(--border);font-style:italic;font-size:19px;line-height:1.6;color:var(--text-strong)}
.prose blockquote p{margin:0 0 6px}.prose blockquote footer{font-style:normal;font-size:14px;color:var(--text-secondary)}
.prose img{display:block;width:100%;border-radius:8px;border:1px solid var(--border)}
.prose figcaption{margin-top:8px;font-size:13px;line-height:1.5;color:var(--text-secondary)}
.article__foot{margin-top:48px;padding-top:20px;border-top:1px solid var(--border);font-size:14px;line-height:1.6;color:var(--text-secondary)}
.article__foot p{margin:0 0 20px}
.pager{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 24px}
.pager a{flex:1 1 240px;color:inherit;text-decoration:none}.pager a:hover{color:var(--blue)}
.pager a+a{text-align:right}.pager .dir{display:block;font:400 12px/1.6 var(--font-mono)}.pager .t{display:block;color:var(--text-primary)}

@media print{.top,.toolbar,.btn-theme,.skip{display:none}.wrap{max-width:none}a{color:inherit}.notes[open] summary{display:none}}

/* Classes standing in for inline styles, which the Content-Security-Policy does not allow */
.skills-search{max-width:380px}
.section--writing{padding-top:48px}
.more--small{font-size:14px}
.page-title{margin-top:56px;font-size:30px}
.page-title--tight{margin-top:0}
.page-lede{font-size:17px;margin-bottom:40px}
.label--top{margin-top:56px}

/* CV page */
.cv__role{margin:-4px 0 10px;color:var(--text-secondary)}
.cv__points{margin:0;padding-left:1.1em}.cv__points li{margin:0 0 8px}
.cv__pairs{margin:0}.cv__pairs>div{padding:14px 0;border-top:1px solid var(--border)}
.cv__pairs dt{font-weight:700;margin-bottom:4px}.cv__pairs dd{margin:0;color:var(--text-strong)}
.wrap--wide{max-width:1280px;padding-bottom:24px}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.cvpdf__bar{display:flex;justify-content:flex-end;margin:16px 0 12px}
.cvpdf__download{font:500 14px/1 var(--font-sans);color:var(--background);background:var(--text-primary);border-radius:999px;padding:10px 18px;text-decoration:none}
.cvpdf__download:hover{opacity:.85}
.cvpdf__frame{display:block;width:100%;height:calc(100vh - 140px);min-height:600px;border:1px solid var(--border);border-radius:4px;background:#fff}

/* Publications */
.pubs{margin-top:8px}.pubs+.pubs{margin-top:40px}.pubs>.label{display:block;padding-bottom:8px}
.video{margin-top:32px;aspect-ratio:16/9;border:1px solid var(--border);border-radius:8px;overflow:hidden;background:var(--surface-neutral)}
.video__link{display:flex;width:100%;height:100%;align-items:center;justify-content:center;gap:16px;padding:20px;color:var(--text-primary);text-decoration:none}
.video__link:hover{color:var(--blue)}
.video__play{display:flex;flex:0 0 auto;align-items:center;justify-content:center;width:56px;height:56px;border-radius:50%;border:1px solid currentColor;font-size:18px;padding-left:4px}
.video__text{display:flex;flex-direction:column;gap:4px;font:500 17px/1.4 var(--font-sans)}
.video__note{font:400 13px/1.5 var(--font-sans);color:var(--text-secondary)}
.video iframe{display:block;width:100%;height:100%;border:0}