/* ahsan157 — public site styles. Monochrome, one quiet accent for focus. */
:root{
  --bg:#FFFFFF; --surface:#FFFFFF; --text:#17191D; --muted:#5F636C; --faint:#8A8E96;
  --rule:#E3E4E7; --accent:#2A4FA8; --code:#F2F3F5; --sel:#DCE4F7; --danger:#B42318;
  --sans:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --serif:"Source Serif 4",Georgia,"Times New Roman",serif;
  color-scheme:light;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:76px}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased;
  padding-inline:max(20px,env(safe-area-inset-left));}
::selection{background:var(--sel)}
a{color:inherit;text-decoration:underline;text-decoration-color:var(--rule);text-underline-offset:3px;text-decoration-thickness:1px;transition:text-decoration-color .15s}
a:hover{text-decoration-color:currentColor}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}
img{max-width:100%;height:auto}
[hidden]{display:none!important}
.wrap{max-width:740px;margin:0 auto}

header.site{position:sticky;top:0;z-index:50;background:var(--bg);display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:14px;border-bottom:1px solid var(--rule);flex-wrap:wrap}
.brand{font-weight:700;text-decoration:none;font-size:17px}
nav.main{display:flex;gap:2px;flex-wrap:wrap}
nav.main a{text-decoration:none;color:var(--text);font-size:15px;font-weight:500;padding:6px 10px;border-radius:6px}
nav.main a:hover{background:var(--code)}
nav.main a[aria-current="page"]{background:var(--code);font-weight:600}

main{padding-block:56px 40px;min-height:60vh}
h1,h2,h3{text-wrap:balance;line-height:1.25}
h1{font-size:30px;font-weight:600;margin:0 0 6px;letter-spacing:-.01em}
h2.sec{font-family:var(--mono);font-size:12px;font-weight:500;text-transform:uppercase;letter-spacing:.08em;color:var(--faint);margin:0 0 18px}
section{margin-top:56px}
section.tight{margin-top:36px}

.hero{display:flex;align-items:center;justify-content:space-between;gap:24px}
.avatar{width:112px;height:112px;border-radius:50%;object-fit:cover;flex:none;border:1px solid var(--rule)}
.role{font-size:17px;color:var(--muted);margin:0}
.role b{font-weight:500;color:var(--text)}
.lead{margin-bottom:28px}
.intro{margin:24px 0 0;max-width:62ch}
.links{display:flex;flex-wrap:wrap;gap:8px 20px;margin:24px 0 0;padding:0;list-style:none}
.links a{font-size:15px}
.links .k{font-family:var(--mono);font-size:12px;color:var(--faint);margin-right:6px}
.copy{font:inherit;font-size:15px;background:none;border:0;padding:0;color:inherit;cursor:pointer;text-decoration:underline;text-decoration-color:var(--rule);text-underline-offset:3px}
.copy:hover{text-decoration-color:currentColor}

.list{list-style:none;margin:0;padding:0}
.list li{display:grid;grid-template-columns:96px minmax(0,1fr);gap:4px 20px;padding:12px 0;border-top:1px solid var(--rule)}
.list li:last-child{border-bottom:1px solid var(--rule)}
.list .date{font-family:var(--mono);font-size:13px;color:var(--faint);padding-top:2px;font-variant-numeric:tabular-nums}
.list a.t{text-decoration:none;font-weight:500}
.list a.t:hover{text-decoration:underline}
.list .sub{grid-column:2;font-size:14px;color:var(--muted);margin:0}
.more{display:inline-block;margin-top:16px;font-size:15px}
.empty{color:var(--muted);padding:24px 0;border-top:1px solid var(--rule);margin:0}

.job{display:grid;grid-template-columns:140px minmax(0,1fr);gap:4px 24px;padding:18px 0;border-top:1px solid var(--rule)}
.job:last-child{border-bottom:1px solid var(--rule)}
.job .when{font-family:var(--mono);font-size:13px;color:var(--faint);font-variant-numeric:tabular-nums;padding-top:2px}
.job h3{font-size:16px;font-weight:600;margin:0}
.job .org{color:var(--muted);font-weight:400}
.job p{margin:6px 0 0;font-size:15px;color:var(--muted);max-width:60ch}
.stack{margin-top:8px;display:flex;flex-wrap:wrap;gap:6px}
.tag{font-family:var(--mono);font-size:12px;color:var(--muted);background:var(--code);padding:2px 7px;border-radius:4px;white-space:nowrap}
.skills{display:grid;grid-template-columns:140px minmax(0,1fr);gap:10px 24px;margin:0}
.skills dt{font-family:var(--mono);font-size:13px;color:var(--faint);padding-top:2px}
.skills dd{margin:0;font-size:15px}
.cvhead{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap}
.btn{font:500 14px var(--sans);color:var(--text);background:var(--surface);border:1px solid var(--rule);border-radius:6px;padding:7px 14px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:8px}
.btn:hover{border-color:var(--faint)}
.btn.primary{background:var(--text);color:var(--bg);border-color:var(--text)}
.btn.primary:hover{opacity:.88}
.btn:disabled{opacity:.5;cursor:default}

.tools{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-bottom:24px}
.search{flex:1 1 220px;font:15px var(--sans);color:var(--text);background:var(--surface);border:1px solid var(--rule);border-radius:6px;padding:8px 12px}
.search::placeholder{color:var(--faint)}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{font:13px var(--mono);color:var(--muted);background:none;border:1px solid var(--rule);border-radius:99px;padding:3px 10px;cursor:pointer}
.chip:hover{color:var(--text)}
.chip[aria-pressed="true"]{color:var(--bg);background:var(--text);border-color:var(--text)}
.pill{font:11px var(--mono);text-transform:uppercase;letter-spacing:.05em;padding:1px 7px;border-radius:99px;border:1px solid var(--rule);color:var(--muted);white-space:nowrap;font-weight:400}

.plist{list-style:none;margin:0;padding:0}
.proj{display:grid;grid-template-columns:96px minmax(0,1fr);gap:4px 20px;padding:18px 0;border-top:1px solid var(--rule)}
.proj:last-child{border-bottom:1px solid var(--rule)}
.ptype{font-family:var(--mono);font-size:13px;color:var(--faint);padding-top:3px;line-height:1.5}
.ptype small{display:block;font-size:12px}
.proj h3{font-size:16px;font-weight:600;margin:0;display:flex;flex-wrap:wrap;align-items:center;gap:4px 10px}
.proj h3 a{text-decoration:none}
.proj h3 a:hover{text-decoration:underline}
.proj p{margin:6px 0 0;font-size:15px;color:var(--muted);max-width:60ch}
.plinks{display:flex;flex-wrap:wrap;gap:4px 18px;margin-top:10px;font-size:14px}
.plinks:empty{display:none}
.plinks a{color:var(--muted)}
.plinks a:hover{color:var(--text)}

.back{font-size:14px;color:var(--muted);text-decoration:none}
.back:hover{color:var(--text)}
article header{margin:24px 0 36px}
article h1{font-size:34px;line-height:1.2}
.meta{font-family:var(--mono);font-size:13px;color:var(--faint);display:flex;gap:14px;flex-wrap:wrap;margin-top:12px}
.prose{font-family:var(--serif);font-size:19px;line-height:1.7;max-width:66ch;overflow-wrap:break-word}
.prose h2{font-family:var(--sans);font-size:21px;font-weight:600;margin:40px 0 8px}
.prose h3{font-family:var(--sans);font-size:17px;font-weight:600;margin:32px 0 6px}
.prose p{margin:0 0 20px}
.prose ul,.prose ol{margin:0 0 20px;padding-left:24px}
.prose li{margin:4px 0}
.prose blockquote{margin:0 0 20px;padding-left:18px;border-left:2px solid var(--rule);color:var(--muted);font-style:italic}
.prose code{font-family:var(--mono);font-size:.8em;background:var(--code);padding:1px 5px;border-radius:4px}
.prose pre{font-family:var(--mono);font-size:14px;line-height:1.6;background:var(--code);padding:16px 18px;border-radius:6px;overflow-x:auto;margin:0 0 24px}
.prose pre code{background:none;padding:0;font-size:inherit}
.prose img{border-radius:6px;margin:4px 0}
.prose table{border-collapse:collapse;font-family:var(--sans);font-size:15px;margin:0 0 24px;display:block;overflow-x:auto}
.prose th,.prose td{border-bottom:1px solid var(--rule);padding:6px 12px 6px 0;text-align:left}
.prose a{text-decoration-color:var(--faint)}
.endnote{margin-top:48px;padding-top:20px;border-top:1px solid var(--rule);font-size:15px;color:var(--muted);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

.form{display:grid;max-width:540px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.field label{font:12px var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--faint)}
.field input,.field textarea{font:15px var(--sans);color:var(--text);background:var(--surface);border:1px solid var(--rule);border-radius:6px;padding:9px 12px;width:100%}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--faint)}
.field textarea{min-height:150px;resize:vertical;line-height:1.55}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.formstate{font-size:14px;color:var(--muted);margin:12px 0 0;min-height:1.4em}
.formstate.err{color:var(--danger)}

footer.site{border-top:1px solid var(--rule);padding-block:24px max(40px,env(safe-area-inset-bottom));display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:14px;color:var(--faint)}
footer.site a{color:var(--muted)}
.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--text);color:var(--bg);font-size:14px;padding:10px 16px;border-radius:6px;max-width:calc(100% - 32px)}

@media (max-width:760px){header.site{flex-direction:column;align-items:flex-start;gap:6px;padding-block:10px} nav.main{margin-left:-10px}}
@media (max-width:560px){
  h1{font-size:26px} article h1{font-size:28px}
  .list li,.proj{grid-template-columns:1fr;gap:2px}
  .list .sub{grid-column:1}
  .ptype small{display:inline;margin-left:8px}
  .job,.skills{grid-template-columns:1fr;gap:2px}
  .skills dd{margin-bottom:10px}
  .row2{grid-template-columns:1fr}
  .prose{font-size:18px}
  main{padding-block:32px}
  .hero{flex-direction:row-reverse;justify-content:flex-end;align-items:flex-start;gap:16px}
  .avatar{width:80px;height:80px}
  nav.main a{font-size:14px;padding:5px 7px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}