/* =========================================================
   saadhtiwana — Wikipedia (Vector 2022) inspired stylesheet
   Body  : sans-serif (Wikimedia UI stack)
   Display: serif (Source Serif 4 / Libre Baskerville) for titles
   ========================================================= */

:root{
  --link:#3366cc;
  --link-visited:#6b4ba1;
  --link-red:#d33;
  --text:#202122;
  --text-soft:#54595d;
  --border:#a2a9b1;
  --border-soft:#c8ccd1;
  --bg:#f8f9fa;
  --bg-page:#fff;
  --bg-shell:#f8f9fa;
  --accent:#1d9bf0;
  --serif:"Source Serif 4",Georgia,"Times New Roman",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  --content-max:960px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
html{scroll-padding-top:64px;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:14px;
  line-height:1.6;
  color:var(--text);
  background:var(--bg-shell);
}

a{color:var(--link);text-decoration:none;}
a:hover{text-decoration:underline;}
a:visited{color:var(--link-visited);}

/* ============ TOP HEADER ============ */
.w-header{
  position:sticky;top:0;z-index:50;
  background:var(--bg-page);
  border-bottom:1px solid var(--border-soft);
}
.w-header-inner{
  display:flex;align-items:center;gap:14px;
  max-width:1280px;margin:0 auto;
  padding:6px 16px;
}
.w-hamburger{
  background:none;border:none;cursor:pointer;
  width:36px;height:36px;border-radius:3px;
  display:flex;flex-direction:column;justify-content:center;gap:4px;padding:8px;
}
.w-hamburger:hover{background:var(--bg);}
.w-hamburger span{display:block;height:2px;background:var(--text-soft);border-radius:2px;}

.w-logo{display:flex;align-items:center;gap:8px;color:var(--text);}
.w-logo:hover{text-decoration:none;}
.w-logo-globe svg{display:block;}
.w-logo-text{display:flex;flex-direction:column;line-height:1.05;}
.w-logo-word{
  font-family:var(--serif);
  font-size:18px;font-weight:700;letter-spacing:.2px;
}
.w-logo-tag{font-size:10px;color:var(--text-soft);font-style:italic;letter-spacing:.3px;}

.w-search{position:relative;flex:1;max-width:520px;margin:0 auto;}
.w-search-icon{
  position:absolute;left:10px;top:50%;transform:translateY(-50%);
  font-size:13px;opacity:.5;pointer-events:none;
}
.w-search input{
  width:100%;padding:7px 10px 7px 30px;
  border:1px solid var(--border);border-radius:2px;
  font-size:13px;font-family:var(--sans);background:var(--bg-page);
}
.w-search input:focus{outline:none;border-color:var(--link);box-shadow:inset 0 0 0 1px var(--link);}
.w-search-results{
  position:absolute;top:calc(100% + 2px);left:0;right:0;
  background:var(--bg-page);border:1px solid var(--border);
  border-radius:2px;box-shadow:0 2px 6px rgba(0,0,0,.12);
  max-height:320px;overflow:auto;z-index:60;
}
.w-search-results a{
  display:block;padding:8px 12px;color:var(--text);border-bottom:1px solid #eaecf0;
}
.w-search-results a:hover{background:#eaf3ff;text-decoration:none;}
.w-search-results .sr-title{font-weight:600;color:var(--link);}
.w-search-results .sr-snip{font-size:12px;color:var(--text-soft);}
.w-search-results .sr-empty{padding:10px 12px;color:var(--text-soft);}

.w-header-actions{display:flex;align-items:center;gap:8px;}
.w-btn{
  display:inline-block;padding:6px 12px;border-radius:2px;
  font-size:13px;font-weight:500;border:1px solid var(--border);
  cursor:pointer;white-space:nowrap;
}
.w-btn:hover{text-decoration:none;}
.w-btn-quiet,.w-btn-quiet:visited{background:var(--bg-page);color:var(--link);}
.w-btn-quiet:hover{background:var(--bg);}
.w-btn-primary,.w-btn-primary:visited{background:#3366cc;border-color:#3366cc;color:#fff;}
.w-btn-primary:hover{background:#2a4b8d;color:#fff;}

/* ============ PAGE LAYOUT ============ */
.w-page{
  display:grid;
  grid-template-columns:176px minmax(0,1fr);
  gap:0;
  max-width:1280px;margin:0 auto;
  background:var(--bg-shell);
}
/* Hamburger collapses the sidebar on desktop */
body.nav-collapsed .w-page{grid-template-columns:1fr;}
body.nav-collapsed .w-sidebar{display:none;}

/* SIDEBAR */
.w-sidebar{
  padding:18px 12px 40px 16px;
  font-size:12.5px;
}
.w-sidebar-section{margin-bottom:18px;}
.w-sidebar-h{
  font-size:11px;font-weight:400;color:var(--text-soft);
  text-transform:none;margin:0 0 4px;padding-bottom:3px;
  border-bottom:1px solid #eaecf0;font-family:var(--sans);
}
.w-sidebar ul{list-style:none;margin:0;padding:0;}
.w-sidebar li{margin:1px 0;}
.w-sidebar a{display:block;padding:3px 8px;border-radius:2px;color:var(--link);}
.w-sidebar a:hover{background:#eaf3ff;text-decoration:none;}

/* CONTENT */
.w-content{
  background:var(--bg-page);
  border-left:1px solid #c8ccd1;
  padding:0;
  min-width:0;
}

.w-article-tabs{
  display:flex;justify-content:space-between;align-items:flex-end;
  border-bottom:1px solid var(--border);
  padding:0 24px;background:var(--bg-page);
  font-size:13px;
}
.w-tabs-left,.w-tabs-right{display:flex;gap:0;}
.w-tab{
  padding:9px 12px 7px;color:var(--link);
  border:1px solid transparent;border-bottom:none;position:relative;top:1px;
}
.w-tab:hover{text-decoration:underline;background:#fcfcfc;}
.w-tab.active{
  color:var(--text);background:var(--bg-page);
  border-color:var(--border);border-bottom:1px solid var(--bg-page);
  font-weight:400;
}

.w-article{
  padding:18px 28px 40px;
  max-width:var(--content-max);
}

/* ============ TITLE & LEAD ============ */
.w-title{
  font-family:var(--serif);
  font-weight:400;
  font-size:30px;line-height:1.25;
  margin:0 0 2px;padding-bottom:4px;
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
}
.w-verified svg,.w-verified-sm svg{display:block;}
.w-verified{display:inline-flex;}
.w-subtitle{font-size:13px;color:var(--text-soft);font-style:italic;margin:6px 0 14px;}
.w-hatnote{
  font-size:13px;font-style:italic;color:#222;
  margin:0 0 16px;padding:4px 0 4px 1.6em;
}

.w-lead{font-size:14.5px;}
.w-lead b,p b{font-weight:700;}
.w-quote{font-style:italic;color:#3a3a3a;}
abbr{cursor:help;border-bottom:1px dotted #888;text-decoration:none;}

sup.w-ref{font-size:11px;line-height:1;}
sup.w-ref a{color:var(--link);}

/* ============ HEADINGS ============ */
h2{
  font-family:var(--serif);font-weight:400;
  font-size:23px;line-height:1.3;
  margin:26px 0 10px;padding-bottom:4px;
  border-bottom:1px solid var(--border);
}
h3{
  font-family:var(--serif);font-weight:700;
  font-size:17px;margin:20px 0 6px;
}
h4{
  font-family:var(--sans);font-weight:700;
  font-size:14.5px;margin:0 0 2px;
}
p{margin:0 0 12px;}
section{scroll-margin-top:64px;}
h2,h3,h4{scroll-margin-top:64px;}

/* ============ INFOBOX ============ */
.w-infobox{
  float:right;clear:right;
  width:300px;margin:6px 0 18px 24px;
  border:1px solid var(--border);
  background:var(--bg);
  font-size:12.5px;line-height:1.5;
}
.w-infobox-name{
  font-family:var(--serif);font-weight:700;font-size:16px;
  text-align:center;padding:10px 8px 8px;
  display:flex;align-items:center;justify-content:center;gap:6px;
}
.w-verified-sm{display:inline-flex;}
.w-infobox-img{margin:0;padding:0 8px 6px;text-align:center;}
.w-infobox-img img{
  width:100%;max-width:240px;height:auto;
  border:1px solid var(--border-soft);background:#fff;
}
.w-infobox-img figcaption{font-size:11.5px;color:var(--text-soft);padding:5px 4px 2px;}
.w-infobox-table{width:100%;border-collapse:collapse;}
.w-infobox-table th,.w-infobox-table td{
  text-align:left;vertical-align:top;padding:5px 8px;
  border-top:1px solid #eaecf0;
}
.w-infobox-table th{width:40%;font-weight:700;color:#222;}
.w-ib-head{
  background:#eaecf0;text-align:center !important;
  font-weight:700;color:#222;width:auto !important;
  font-family:var(--serif);font-size:13px;
}
.w-muted{color:var(--text-soft);font-size:11.5px;}
.w-ib-skills{padding:8px !important;}
.w-ib-links{text-align:center !important;padding:8px !important;}
.w-chip{
  display:inline-block;margin:2px;padding:2px 8px;
  background:#eaf3ff;border:1px solid #c8d8f0;border-radius:10px;
  font-size:11.5px;color:#2a4b8d;
}

/* ============ TABLE OF CONTENTS ============ */
.w-toc{
  display:inline-block;min-width:230px;max-width:100%;
  border:1px solid #a2a9b1;background:var(--bg);
  padding:8px 16px 12px;margin:8px 0 18px;
  font-size:13px;clear:left;
}
.w-toc-title{font-weight:700;text-align:center;margin-bottom:6px;}
.w-toc-toggle{font-weight:400;color:var(--link);cursor:pointer;font-size:12px;}
.w-toc-list,.w-toc-list ol{list-style:none;margin:0;padding:0;counter-reset:none;}
.w-toc-list li{margin:3px 0;}
.w-toc-list ol{padding-left:18px;}
.w-toc-num{color:var(--text-soft);margin-right:6px;font-weight:400;}
.w-toc-list a{color:var(--link);}
.w-toc.collapsed .w-toc-list{display:none;}

/* ============ EXPERIENCE / EDUCATION ============ */
.w-exp{
  display:flex;gap:16px;align-items:flex-start;
  padding:14px 0;border-top:1px solid #eaecf0;
}
.w-exp:first-of-type{border-top:none;}
.w-exp-logo{
  flex:0 0 64px;width:64px;height:64px;
  border:1px solid var(--border-soft);background:#fff;border-radius:4px;
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.w-exp-logo img{max-width:100%;max-height:100%;object-fit:contain;padding:4px;}
.w-exp-logo--edu{border-radius:50%;}
.w-exp-body{flex:1;min-width:0;}
.w-exp-org{font-weight:700;color:var(--link);}
.w-exp-meta{font-size:12.5px;color:var(--text-soft);margin:1px 0 7px;}
.w-exp-body ul{margin:0 0 6px;padding-left:20px;}
.w-exp-body li{margin:3px 0;}
.w-edu-p{margin:4px 0 8px;}
.w-exp-tags{margin-top:6px;}
.w-tag{
  display:inline-block;margin:2px 4px 2px 0;padding:2px 9px;
  background:var(--bg);border:1px solid var(--border-soft);border-radius:2px;
  font-size:12px;color:#222;
}

/* ============ GITHUB CARD ============ */
.w-gh{
  border:1px solid var(--border);border-radius:4px;
  background:var(--bg);overflow:hidden;margin:14px 0;
}
.w-gh-loading,.w-gh-error{padding:24px;text-align:center;color:var(--text-soft);}
.w-gh-error a{color:var(--link);}
.w-gh-top{
  display:flex;gap:16px;align-items:center;
  padding:18px;background:#fff;border-bottom:1px solid #eaecf0;
}
.w-gh-avatar{
  width:84px;height:84px;border-radius:50%;
  border:1px solid var(--border-soft);object-fit:cover;flex:0 0 auto;
}
.w-gh-id{min-width:0;}
.w-gh-name{font-family:var(--serif);font-size:19px;font-weight:700;margin:0;}
.w-gh-login{color:var(--text-soft);font-size:13px;}
.w-gh-bio{margin:6px 0 0;font-size:13px;color:#333;}
.w-gh-stats{
  display:grid;grid-template-columns:repeat(3,1fr);
  background:#fff;
}
.w-gh-stat{
  text-align:center;padding:14px 8px;border-left:1px solid #eaecf0;
}
.w-gh-stat:first-child{border-left:none;}
.w-gh-stat .n{
  font-family:var(--serif);font-size:22px;font-weight:700;color:var(--text);display:block;
}
.w-gh-stat .l{font-size:11.5px;color:var(--text-soft);text-transform:uppercase;letter-spacing:.4px;}
.w-gh-meta{
  padding:12px 18px;font-size:12.5px;color:var(--text-soft);
  display:flex;flex-wrap:wrap;gap:6px 18px;border-top:1px solid #eaecf0;background:var(--bg);
}
.w-gh-k{
  display:inline-block;font-size:10.5px;text-transform:uppercase;letter-spacing:.4px;
  color:#72777d;font-weight:700;margin-right:5px;
}
.w-gh-cta,.w-gh-cta:visited{
  display:block;text-align:center;padding:11px;
  background:#3366cc;color:#fff !important;font-weight:600;font-size:13px;
}
.w-gh-cta:hover{background:#2a4b8d;text-decoration:none;}

.w-portal-note{
  background:var(--bg);border:1px solid var(--border);
  padding:10px 14px;font-size:13px;border-radius:2px;
}
.w-portal-link{font-weight:600;}

/* ============ SKILLS TABLE ============ */
.w-skills-table{
  width:100%;border-collapse:collapse;margin:10px 0;font-size:13px;
  border:1px solid var(--border);
}
.w-skills-table th,.w-skills-table td{
  text-align:left;vertical-align:top;padding:8px 12px;border:1px solid var(--border-soft);
}
.w-skills-table thead th{background:#eaecf0;font-family:var(--serif);}
.w-skills-table tbody th{width:170px;background:var(--bg);font-weight:700;}

/* ============ SERVICES ============ */
.w-services{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:1px;background:var(--border-soft);
  border:1px solid var(--border-soft);margin:14px 0;
}
.w-service{background:var(--bg-page);padding:14px 16px;}
.w-service h4{
  font-family:var(--serif);font-weight:700;font-size:15px;
  margin:0 0 5px;color:#222;
}
.w-service p{margin:0;font-size:13px;color:#333;line-height:1.55;}
.w-service-cta{
  font-size:13.5px;background:var(--bg);
  border:1px solid var(--border);border-radius:2px;
  padding:10px 14px;margin-top:4px;
}
.w-service-cta a{font-weight:600;}

/* ============ TOP SKILLS LIST ============ */
.w-skills-list{margin:8px 0 4px;padding-left:22px;}
.w-skills-list li{margin:3px 0;}

/* ============ WRITING / ARTICLES ============ */
.w-articles{margin:14px 0;}
.w-article-item{
  padding:14px 0;border-top:1px solid #eaecf0;
}
.w-article-item:first-child{border-top:none;}
.w-article-item h4{
  font-family:var(--serif);font-weight:700;font-size:16px;margin:0 0 3px;
}
.w-article-item h4 a{color:var(--link);}
.w-article-meta{font-size:12.5px;color:var(--text-soft);margin-bottom:6px;}
.w-article-item p{margin:0 0 7px;font-size:13.5px;color:#333;}

/* ============ CONTACT ============ */
.w-contact{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin:14px 0;}
.w-contact-btn,.w-contact-btn:visited{
  display:inline-flex;align-items:center;gap:9px;
  padding:10px 20px;background:#3366cc;color:#fff !important;
  border:1px solid #2a4b8d;border-radius:3px;font-weight:600;font-size:14px;
}
.w-contact-btn:hover{background:#2a4b8d;text-decoration:none;}
.w-contact-mail{display:block;}
.w-contact-fallback{font-size:13px;color:var(--text-soft);}
.w-contact-fallback code{background:var(--bg);border:1px solid var(--border-soft);padding:1px 6px;border-radius:2px;color:#222;}
.w-copy{
  margin-left:6px;padding:2px 9px;font-size:12px;cursor:pointer;
  border:1px solid var(--border);border-radius:2px;background:#fff;color:var(--link);
}
.w-copy:hover{background:var(--bg);}
.w-copy.copied{color:#14866d;border-color:#14866d;}
.w-contact-list{margin:10px 0;padding-left:20px;}
.w-contact-list li{margin:4px 0;}

/* ============ FAQ (click-to-expand accordion) ============ */
.w-faq{margin:12px 0;border:1px solid var(--border);border-radius:3px;overflow:hidden;}
.w-faq-item{border-top:1px solid #eaecf0;background:var(--bg-page);}
.w-faq-item:first-child{border-top:none;}
.w-faq-q{
  list-style:none;cursor:pointer;user-select:none;
  font-family:var(--serif);font-weight:700;font-size:15px;color:#202122;
  padding:11px 38px 11px 14px;position:relative;
}
.w-faq-q::-webkit-details-marker{display:none;}
.w-faq-q:hover{background:#eaf3ff;}
.w-faq-q::after{
  content:"";position:absolute;right:15px;top:50%;
  width:8px;height:8px;border-right:2px solid #72777d;border-bottom:2px solid #72777d;
  transform:translateY(-65%) rotate(45deg);transition:transform .18s ease;
}
.w-faq-item[open] > .w-faq-q::after{transform:translateY(-35%) rotate(-135deg);}
.w-faq-item[open] > .w-faq-q{color:var(--link);}
.w-faq-a{margin:0;padding:0 14px 13px;font-size:13.5px;color:#333;line-height:1.6;}

/* ============ REFERENCES / FOOTER ============ */
.w-refs{font-size:12.5px;color:#333;padding-left:26px;}
.w-refs li{margin:5px 0;}
.w-categories{
  margin-top:30px;padding:8px 10px;
  border:1px solid var(--border);background:var(--bg);
  font-size:13px;
}
.w-cat-label{font-weight:700;margin-right:6px;}
.w-categories a{margin-right:6px;}
.w-categories a:not(:last-child)::after{content:" |";color:var(--text-soft);margin-left:6px;}
.w-lastmod{font-size:12px;color:var(--text-soft);margin-top:18px;border-top:1px solid #eaecf0;padding-top:10px;}

.w-footer{background:var(--bg-shell);border-top:1px solid var(--border-soft);margin-top:0;}
.w-footer-inner{max-width:1280px;margin:0 auto;padding:18px 24px 30px;font-size:12px;color:var(--text-soft);}
.w-footer-links{margin-top:6px;}

/* BACK TO TOP */
.w-totop{
  position:fixed;right:18px;bottom:18px;z-index:40;
  width:42px;height:42px;border-radius:50%;
  border:1px solid var(--border);background:var(--bg-page);
  color:var(--text);font-size:20px;cursor:pointer;
  box-shadow:0 2px 6px rgba(0,0,0,.18);
}
.w-totop:hover{background:var(--bg);}

/* search highlight */
mark.w-hl{background:#fef6a4;color:inherit;padding:0 1px;}

/* ============ RESPONSIVE ============ */
@media (max-width:1000px){
  .w-page{grid-template-columns:1fr;}
  .w-sidebar{
    position:fixed;top:53px;left:0;bottom:0;width:240px;z-index:45;
    background:var(--bg-page);border-right:1px solid var(--border);
    transform:translateX(-100%);transition:transform .2s ease;overflow:auto;
  }
  .w-sidebar.open{transform:translateX(0);box-shadow:2px 0 12px rgba(0,0,0,.2);}
  .w-content{border-left:none;}
}
@media (max-width:680px){
  .w-logo-tag{display:none;}
  .w-header-actions .w-btn-quiet{display:none;}
  .w-infobox{float:none;width:100%;margin:0 0 18px;}
  .w-article{padding:16px 16px 36px;}
  .w-article-tabs{padding:0 12px;overflow-x:auto;}
  .w-title{font-size:25px;}
  .w-services{grid-template-columns:1fr;}
  .w-gh-stats{grid-template-columns:repeat(3,1fr);}
  .w-search{margin:0;}
}