/* =====================================================
   Maria Manzoor — portfolio (profile card + tabbed card)
   Dark / gold by default, light mode available
   ===================================================== */
:root{
  color-scheme:dark light;
  --bg:light-dark(#e9e6de,#0f0f11);
  --card:light-dark(#ffffff,#1a1a1d);
  --card2:light-dark(#f4f1ea,#232326);
  --line:light-dark(#e0dccf,#2d2d32);
  --ink:light-dark(#1c1b18,#f5f5f6);
  --muted:light-dark(#66625a,#a4a4ab);
  --accent:light-dark(#e3a920,#f6c453);
  --accent-text:light-dark(#8a5a00,#f6c453);
  --accent-ink:#1a1405;
  --accent-soft:color-mix(in oklab,var(--accent) 15%,transparent);
  --up:#14a800;
  --shadow:0 18px 44px -24px rgb(0 0 0/.5);
  --r:22px;
  --sans:"Poppins",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --ease:cubic-bezier(.2,.8,.2,1);
}
:root[data-theme="light"]{color-scheme:light}
:root[data-theme="dark"]{color-scheme:dark}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 .95rem/1.75 var(--sans);-webkit-font-smoothing:antialiased;padding:1.5rem;overflow-x:clip}
img,svg{display:block;max-width:100%}
a{color:inherit}
p{margin:0 0 1rem}
h1,h2,h3,h4{margin:0;font-weight:600;line-height:1.25;letter-spacing:-.01em}
ul,ol{list-style:none;margin:0;padding:0}
button{font:inherit;color:inherit}
b{font-weight:600}
:focus-visible{outline:2.5px solid var(--accent);outline-offset:3px;border-radius:8px}
.skip{position:absolute;left:-999px;top:0;background:var(--accent);color:var(--accent-ink);padding:.6rem 1rem;z-index:900;border-radius:0 0 10px 0}
.skip:focus{left:0}
.tiny{font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}

.shell{width:min(1240px,100%);margin-inline:auto;display:grid;grid-template-columns:320px minmax(0,1fr);gap:1.5rem;align-items:start}

/* ---------- profile card ---------- */
.side{position:sticky;top:1.5rem;background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:2rem 1.5rem 1.5rem;max-height:calc(100vh - 3rem);overflow-y:auto;scrollbar-width:thin}
.side-head{display:flex;flex-direction:column;align-items:center;text-align:center;gap:1rem;position:relative}
.avatar{margin:0;width:120px;height:120px;border-radius:30px;overflow:hidden;background:var(--card2);box-shadow:0 0 0 3px var(--card),0 0 0 5px var(--accent)}
.avatar img{width:100%;height:100%;object-fit:cover}
.id h1{font-size:1.45rem;letter-spacing:-.02em}
.badge{display:inline-block;margin:.6rem 0 0;padding:.3rem 1rem;border-radius:10px;background:var(--card2);border:1px solid var(--line);font-size:.78rem;font-weight:500;color:var(--ink)}
.sbtn{display:none;align-items:center;gap:.4rem;border:1px solid var(--line);background:var(--card2);border-radius:0 14px 0 14px;padding:.5rem .9rem;font-size:.78rem;font-weight:500;color:var(--accent-text);cursor:pointer;position:absolute;top:-1.2rem;right:-1.2rem;transition:.2s}
.sbtn:hover{background:var(--accent-soft)}
.sep{border:0;height:1px;background:var(--line);margin:1.5rem 0}
.contacts{display:grid;gap:1.1rem}
.contacts li{display:flex;align-items:center;gap:.9rem;min-width:0}
.cico{width:42px;height:42px;border-radius:12px;background:var(--card2);border:1px solid var(--line);color:var(--accent-text);display:grid;place-items:center;flex:none}
.contacts div{min-width:0}
.contacts small{display:block;font-size:.68rem;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);line-height:1.3}
.contacts a,.contacts span:not(.cico){display:block;font-size:.84rem;font-weight:500;text-decoration:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.contacts a:hover{color:var(--accent-text)}
.socials{display:flex;justify-content:center;gap:.5rem}
.socials a{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:var(--card2);display:grid;place-items:center;color:var(--muted);transition:.2s}
.socials a:hover{color:var(--accent-text);border-color:var(--accent);transform:translateY(-2px)}
.side-cta{display:grid;gap:.6rem;margin-top:1.4rem}
.side-tools{display:flex;justify-content:center;gap:.5rem;margin-top:1.2rem}
.ib{width:38px;height:38px;border-radius:12px;border:1px solid var(--line);background:var(--card2);display:grid;place-items:center;cursor:pointer;transition:.2s}
.ib:hover{border-color:var(--accent);color:var(--accent-text)}
.i-sun{display:none}
:root[data-theme="dark"] .i-sun{display:block}
:root[data-theme="dark"] .i-moon{display:none}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;padding:.75rem 1.2rem;border-radius:12px;border:1px solid transparent;font:600 .85rem var(--sans);text-decoration:none;cursor:pointer;white-space:nowrap;transition:transform .25s var(--ease),box-shadow .25s,border-color .2s,background .2s,color .2s}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:none}
.btn-p{background:var(--accent);color:var(--accent-ink);box-shadow:0 10px 24px -14px var(--accent)}
.btn-o{background:var(--card2);border-color:var(--line);color:var(--ink)}
.btn-o:hover{border-color:var(--accent);color:var(--accent-text)}
.btn-up{background:var(--up);color:#fff}
.btn-sm{padding:.5rem 1rem;font-size:.8rem}
.upmark{width:20px;height:20px;border-radius:6px;background:#fff;color:var(--up);display:grid;place-items:center;font:700 .62rem var(--sans);letter-spacing:-.02em}

/* ---------- main card ---------- */
.main{position:relative;display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);min-height:calc(100vh - 3rem);overflow:hidden}
.tabs{position:absolute;top:0;right:0;z-index:5;background:var(--card2);border-left:1px solid var(--line);border-bottom:1px solid var(--line);border-radius:0 0 0 var(--r);padding:0 1.8rem}
.tabs ul{display:flex;gap:1.6rem}
.tabs a{position:relative;display:block;padding:1.15rem 0;font-size:.86rem;font-weight:500;text-decoration:none;color:var(--ink);transition:color .2s}
.tabs a:hover{color:var(--accent-text)}
.tabs a[aria-current="page"]{color:var(--accent-text)}
.tabs a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:.7rem;height:2px;border-radius:2px;background:var(--accent)}

.page{padding:2.5rem 2.2rem 2rem;flex:1}
.js .page{display:none}
.js .page.active{display:block;animation:pg .5s var(--ease)}
@keyframes pg{from{opacity:0;transform:translateY(12px)}}
.title{position:relative;font-size:1.9rem;letter-spacing:-.025em;padding-bottom:.7rem;margin-bottom:1.5rem}
.title::after{content:"";position:absolute;left:0;bottom:0;width:42px;height:4px;border-radius:2px;background:var(--accent)}
.sub{display:flex;align-items:center;gap:.7rem;font-size:1.3rem;margin:2.4rem 0 1.2rem;letter-spacing:-.015em}
.sub.nm{margin-top:0}
.sub-ico{width:36px;height:36px;border-radius:11px;background:var(--card2);border:1px solid var(--line);color:var(--accent-text);display:grid;place-items:center}
.page p{color:var(--muted)}
.page p b{color:var(--ink)}
.page-head{display:flex;flex-direction:column;align-items:flex-start}
.page-head .title{margin-bottom:1.1rem}
.page-head .btn{margin-bottom:.4rem}

.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:.8rem;margin:1.6rem 0 0}
.stats li{background:var(--card2);border:1px solid var(--line);border-radius:16px;padding:1rem 1.1rem}
.stats b{display:block;font-size:1.5rem;color:var(--accent-text);letter-spacing:-.03em;line-height:1.2}
.stats span{font-size:.78rem;color:var(--muted);line-height:1.4;display:block}

.cards2{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
.card2{display:flex;gap:1.1rem;background:var(--card2);border:1px solid var(--line);border-radius:18px;padding:1.3rem;transition:border-color .25s,transform .3s var(--ease)}
.card2:hover{border-color:color-mix(in oklab,var(--accent) 55%,var(--line));transform:translateY(-3px)}
.ico{width:50px;height:50px;border-radius:14px;background:var(--card);border:1px solid var(--line);color:var(--accent-text);display:grid;place-items:center;flex:none}
.card2 h4{font-size:1rem;margin-bottom:.35rem}
.card2 p{font-size:.84rem;margin:0 0 .5rem;line-height:1.65}
.link{font-weight:600;font-size:.84rem;color:var(--accent-text);text-decoration:none}
.link:hover{text-decoration:underline;text-underline-offset:3px}

.logos{display:grid;grid-template-columns:repeat(3,1fr);gap:.8rem}
.logos a{display:block;background:var(--card2);border:1px solid var(--line);border-radius:16px;padding:1rem 1.1rem;text-decoration:none;transition:.25s}
.logos a:hover{border-color:var(--accent);transform:translateY(-3px)}
.logos b{display:block;font-size:.95rem}
.logos span{font-size:.76rem;color:var(--muted)}

/* ---------- timeline ---------- */
.tl{margin-left:.6rem;border-left:1px solid var(--line)}
.ti{position:relative;padding:0 0 1.9rem 1.7rem}
.ti:last-child{padding-bottom:.3rem}
.ti::before{content:"";position:absolute;left:-6.5px;top:.5rem;width:12px;height:12px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--card)}
.ti h4{font-size:1.05rem}
.co{display:flex;flex-wrap:wrap;align-items:center;gap:.2rem 1rem;margin:.2rem 0 .7rem !important;font-size:.84rem}
.co a{color:var(--accent-text);font-weight:600;text-decoration:none}
.co a:hover{text-decoration:underline}
.when{font-size:.76rem;color:var(--muted);font-weight:500}
.bul li{position:relative;padding-left:1.1rem;margin-bottom:.45rem;color:var(--muted);font-size:.88rem;line-height:1.65}
.bul li::before{content:"";position:absolute;left:0;top:.7em;width:6px;height:6px;border-radius:50%;background:var(--accent)}
.note-line{font-size:.84rem !important;color:var(--ink) !important;font-weight:500}

/* ---------- projects ---------- */
.filters{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:1.4rem}
.pill{border:1px solid var(--line);background:var(--card2);color:var(--muted);padding:.4rem 1rem;border-radius:999px;font-size:.8rem;font-weight:500;cursor:pointer;transition:.2s}
.pill:hover{color:var(--ink);border-color:var(--muted)}
.pill[aria-pressed="true"]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.pgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
.proj{display:flex;flex-direction:column;background:var(--card2);border:1px solid var(--line);border-radius:18px;padding:1.4rem;transition:border-color .25s,transform .3s var(--ease)}
.proj:hover{border-color:color-mix(in oklab,var(--accent) 55%,var(--line));transform:translateY(-4px)}
.proj[hidden]{display:none}
.ph{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}
.ph .n{font-size:.7rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.proj h3{font-size:1.08rem;margin-bottom:.15rem}
.by{font-size:.76rem;color:var(--accent-text) !important;font-weight:500;margin-bottom:.8rem !important}
.lead{font-size:.86rem !important}
.tags{display:flex;flex-wrap:wrap;gap:.35rem;margin:auto 0 1rem;padding-top:.4rem}
.tags li{font-size:.7rem;font-weight:500;padding:.18rem .6rem;border-radius:7px;background:var(--card);border:1px solid var(--line);color:var(--muted)}
.acts{display:flex;align-items:center;justify-content:space-between;gap:.6rem}
.more-btn{border:1px solid var(--line);background:var(--card);border-radius:10px;padding:.38rem .85rem;font-size:.8rem;font-weight:600;cursor:pointer;transition:.2s}
.more-btn:hover{border-color:var(--accent);color:var(--accent-text)}

/* ---------- writing ---------- */
.paper{margin:1.6rem 0 1rem;padding:1.8rem;border-radius:20px;border:1px solid color-mix(in oklab,var(--accent) 45%,var(--line));background:linear-gradient(140deg,color-mix(in oklab,var(--accent) 14%,var(--card2)),var(--card2) 60%)}
.pbadge{display:inline-block;font-size:.68rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-text);border:1px solid color-mix(in oklab,var(--accent) 50%,transparent);padding:.28rem .8rem;border-radius:999px;margin-bottom:1rem}
.paper h3{font-size:1.45rem;line-height:1.3;max-width:30ch}
.paper h3 em{font-style:normal;color:var(--accent-text)}
.meta{display:flex;flex-wrap:wrap;gap:.45rem;margin:1.2rem 0}
.meta li{font-size:.74rem;padding:.3rem .75rem;border-radius:9px;background:var(--card);border:1px solid var(--line);color:var(--muted)}
.paper .cta{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:.4rem}
.award{display:inline-flex;margin-top:1.2rem;font-size:.8rem;font-weight:600;color:var(--accent-ink);background:var(--accent);padding:.32rem .85rem;border-radius:9px}
.w2{margin-top:1rem}
.quote{margin:1.5rem 0 0;padding-left:1rem;border-left:3px solid var(--accent);font-size:.9rem}

/* ---------- skills ---------- */
.skills .col{flex-direction:column;gap:.9rem}
.skills .wide{grid-column:span 2}
.skills h4{display:flex;align-items:center;gap:.6rem;margin:0}
.dot{width:9px;height:9px;border-radius:3px;background:var(--accent);display:inline-block}
.chips{display:flex;flex-wrap:wrap;gap:.4rem}
.chips li{font-size:.78rem;font-weight:500;padding:.3rem .75rem;border-radius:9px;background:var(--card);border:1px solid var(--line);color:var(--muted);transition:.2s}
.chips li:hover{color:var(--accent-text);border-color:var(--accent)}

/* ---------- contact ---------- */
.cgrid{display:grid;grid-template-columns:1fr 1fr;gap:2.2rem;align-items:start;margin-top:.4rem}
.rows{margin-top:1.4rem}
.rows li{display:flex;align-items:center;gap:.8rem;padding:.75rem 0;border-bottom:1px solid var(--line);font-size:.86rem}
.rows .l{font-size:.68rem;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.07em;width:66px;flex:none}
.rows .v{flex:1;min-width:0;word-break:break-word}
.rows a{text-decoration:none}.rows a:hover{color:var(--accent-text)}
.copy{border:1px solid var(--line);background:var(--card2);border-radius:9px;padding:.25rem .65rem;font-size:.72rem;font-weight:500;cursor:pointer;transition:.2s}
.copy:hover{border-color:var(--accent);color:var(--accent-text)}
.copy.ok{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
form{display:grid;gap:1rem}
label{display:grid;gap:.4rem;font-size:.78rem;font-weight:600}
input,textarea{font:400 .95rem var(--sans);color:var(--ink);background:var(--card2);border:1px solid var(--line);border-radius:14px;padding:.8rem 1rem;resize:vertical;width:100%;transition:border-color .2s,box-shadow .2s}
input:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
.bad{border-color:#ef4444 !important}
.note{min-height:1.3rem;margin:0 !important;font-size:.85rem}
.note.ok{color:#22c55e !important}.note.err{color:#ef4444 !important}
form .btn{justify-self:start}

.foot{padding:1.2rem 2.2rem;border-top:1px solid var(--line);font-size:.78rem;color:var(--muted)}
.foot p{margin:0}

/* ---------- dialogs ---------- */
dialog{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:24px;padding:0;box-shadow:0 40px 90px -30px rgb(0 0 0/.7);max-width:min(620px,100% - 1.5rem);width:100%;opacity:0;transform:translateY(14px) scale(.97);transition:opacity .25s var(--ease),transform .3s var(--ease),overlay .3s allow-discrete,display .3s allow-discrete}
dialog[open]{opacity:1;transform:none}
@starting-style{dialog[open]{opacity:0;transform:translateY(14px) scale(.97)}}
dialog::backdrop{background:rgb(8 8 10/.6);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);opacity:0;transition:opacity .25s,overlay .25s allow-discrete,display .25s allow-discrete}
dialog[open]::backdrop{opacity:1}
@starting-style{dialog[open]::backdrop{opacity:0}}
.dlg-in{padding:2rem;position:relative}
.dlg-x{position:absolute;top:1.1rem;right:1.1rem}
.dlg-in h3{font-size:1.5rem;margin:.4rem 2.6rem .8rem 0}
.dlg-lead{color:var(--muted)}
#pdlg-body li{position:relative;padding-left:1.1rem;margin-bottom:.55rem;color:var(--muted);font-size:.9rem}
#pdlg-body li::before{content:"";position:absolute;left:0;top:.7em;width:6px;height:6px;border-radius:50%;background:var(--accent)}
.dlg-in .tags{margin:1.2rem 0}
.dlg-foot{display:flex;gap:.6rem;flex-wrap:wrap}

dialog#cmdk{align-self:start;margin-top:12vh;max-width:min(580px,100% - 1.5rem);overflow:hidden}
.cmd-in{display:flex;align-items:center;gap:.7rem;padding:1rem 1.2rem;border-bottom:1px solid var(--line);color:var(--muted)}
.cmd-in input{flex:1;border:0;background:transparent;font:400 1rem var(--sans);color:var(--ink);outline:none;min-width:0;padding:0;border-radius:0;box-shadow:none}
.cmd-in kbd{font:500 .7rem var(--sans);border:1px solid var(--line);border-radius:6px;padding:.1rem .45rem;background:var(--card2)}
.cmd-list{max-height:min(52vh,420px);overflow:auto;padding:.5rem}
.cmd-list li{display:flex;align-items:center;gap:.75rem;padding:.6rem .8rem;border-radius:12px;cursor:pointer;font-size:.9rem}
.cmd-list li[aria-selected="true"]{background:var(--accent-soft)}
.cmd-list .g{font-size:.64rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding:.7rem .8rem .3rem;cursor:default}
.cmd-list .g:first-child{padding-top:.3rem}
.cmd-list .ci{width:28px;height:28px;border-radius:8px;background:var(--card2);display:grid;place-items:center;color:var(--accent-text);font-size:.8rem;flex:none}
.cmd-list small{margin-left:auto;color:var(--muted);font-size:.72rem}
.cmd-empty{padding:1.4rem;text-align:center;color:var(--muted);margin:0}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .tabs{position:static;border:0;border-bottom:1px solid var(--line);border-radius:0;padding:0 2.2rem;overflow-x:auto}
  .tabs ul{gap:1.6rem}
  .tabs a{padding:1rem 0;white-space:nowrap}
  .tabs a[aria-current="page"]::after{bottom:.55rem}
  .page{padding-top:2rem}
}
@media (max-width:1023px){
  body{padding:1rem 1rem 5.5rem}
  .shell{grid-template-columns:1fr;gap:1rem}
  .side{position:static;max-height:none;padding:1.3rem}
  .side-head{flex-direction:row;text-align:left;align-items:center;gap:1rem;padding-right:0}
  .avatar{width:78px;height:78px;border-radius:22px;flex:none}
  .id h1{font-size:1.2rem}
  .badge{margin-top:.4rem;font-size:.7rem;padding:.2rem .75rem}
  .side-head{flex-wrap:wrap}
  .sbtn{display:inline-flex;position:static;flex:1 1 100%;justify-content:center;border-radius:12px;margin-top:.2rem}
  .side-extra{display:none}
  .side.open .side-extra{display:block}
  .main{min-height:0;overflow:visible}
  .tabs{position:fixed;top:auto;left:0;right:0;bottom:0;z-index:600;border:0;border-top:1px solid var(--line);border-radius:18px 18px 0 0;padding:0 .4rem env(safe-area-inset-bottom);overflow:visible;background:color-mix(in oklab,var(--card) 90%,transparent);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 -10px 30px -18px rgb(0 0 0/.6)}
  .tabs ul{justify-content:space-around;gap:0}
  .tabs a{padding:.95rem .5rem;font-size:.74rem}
  .tabs a[aria-current="page"]::after{bottom:.5rem;left:.5rem;right:.5rem}
  .foot{border-radius:0 0 var(--r) var(--r)}
}
@media (max-width:760px){
  .cards2,.pgrid,.logos,.cgrid{grid-template-columns:1fr}
  .skills .wide{grid-column:auto}
  .page{padding:1.7rem 1.3rem 1.4rem}
  .foot{padding:1rem 1.3rem}
  .title{font-size:1.6rem}
  .stats{gap:.5rem}.stats li{padding:.8rem}.stats b{font-size:1.2rem}
  .paper{padding:1.3rem}
  .dlg-in{padding:1.4rem}
  .rows li{flex-wrap:wrap}.rows .l{width:100%}
  dialog#cmdk{margin-top:8vh}
}
@media (max-width:420px){.tabs a{font-size:.68rem;padding-inline:.3rem}}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none !important;transition:none !important}
}
@media print{
  body{background:#fff;color:#000;padding:0}
  .shell{display:block}
  .tabs,.side-tools,.side-cta,.filters,form,dialog,.sbtn{display:none !important}
  .page{display:block !important;animation:none;page-break-inside:auto}
  .side{position:static;box-shadow:none}
}
.proj .more{display:none}
@media (max-width:1023px){.side-tools{margin-top:1rem;justify-content:flex-start}}

/* ---------- certificates ---------- */
.cgal{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:.4rem}
.cert[hidden]{display:none}
.cert-btn{all:unset;box-sizing:border-box;display:flex;flex-direction:column;width:100%;height:100%;cursor:pointer;background:var(--card2);border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:border-color .25s,transform .3s var(--ease)}
.cert-btn:hover{border-color:color-mix(in oklab,var(--accent) 55%,var(--line));transform:translateY(-4px)}
.cert-btn:focus-visible{outline:2.5px solid var(--accent);outline-offset:3px}
.cert-img{display:block;aspect-ratio:4/3;background:color-mix(in oklab,var(--card) 70%,#000);padding:.7rem;overflow:hidden}
.cert-img img{width:100%;height:100%;object-fit:contain;border-radius:6px;box-shadow:0 8px 22px -10px rgb(0 0 0/.6);transition:transform .4s var(--ease)}
.cert-btn:hover .cert-img img{transform:scale(1.04)}
.cert-meta{display:flex;flex-direction:column;gap:.2rem;padding:.9rem 1rem 1.05rem}
.cert-tag{align-self:flex-start;font-size:.64rem;font-weight:600;letter-spacing:.09em;text-transform:uppercase;color:var(--accent-text);border:1px solid color-mix(in oklab,var(--accent) 45%,transparent);padding:.1rem .55rem;border-radius:999px;margin-bottom:.3rem}
.cert-t{font-size:.9rem;line-height:1.35;font-weight:600}
.cert-i{font-size:.78rem;color:var(--muted);line-height:1.4}
.cert-d{font-size:.74rem;color:var(--accent-text);font-weight:500;margin-top:.15rem}
dialog#cdlg{max-width:min(980px,100% - 1.5rem);max-height:calc(100vh - 1.5rem);overflow:hidden}
.cv{position:relative;display:flex;flex-direction:column;max-height:calc(100vh - 1.5rem)}
.cv .dlg-x{z-index:2;background:color-mix(in oklab,var(--card) 85%,transparent)}
.cv-stage{flex:1;min-height:0;display:grid;place-items:center;padding:1.2rem 1.2rem .6rem;background:color-mix(in oklab,var(--card) 70%,#000);overflow:auto}
.cv-stage img{max-width:100%;max-height:calc(100vh - 12rem);width:auto;height:auto;border-radius:8px;box-shadow:0 20px 50px -20px rgb(0 0 0/.7)}
.cv-bar{display:flex;flex-wrap:wrap;gap:.8rem 1.2rem;align-items:center;justify-content:space-between;padding:1rem 1.3rem;border-top:1px solid var(--line)}
.cv-info{display:flex;flex-direction:column;min-width:0;flex:1 1 260px}
.cv-info b{font-size:.98rem;line-height:1.35}
.cv-info span{font-size:.8rem;color:var(--muted)}
.cv-nav{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap}
@media (max-width:1100px){.cgal{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.cgal{grid-template-columns:1fr}.cv-stage img{max-height:calc(100vh - 17rem)}}
@media (max-width:1023px){.tabs{overflow-x:auto;scrollbar-width:none}.tabs ul{min-width:max-content;width:100%}}
@media (max-width:480px){.tabs a{padding-inline:.25rem;font-size:.66rem}}

/* =====================================================
   v9 theme refresh: warmer gradients, teal secondary accent,
   edge-to-edge certificate images
   ===================================================== */
:root{
  --accent2:light-dark(#0b8f83,#5eead4);
  --grad:linear-gradient(135deg,#ffd76e 0%,#ffa94d 55%,#ff7e5f 100%);
  --glow:light-dark(rgb(255 169 77/.22),rgb(255 190 80/.16));
  --glow2:light-dark(rgb(45 190 170/.16),rgb(60 200 190/.10));
}
body{
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 520px at 8% -6%,var(--glow),transparent 62%),
    radial-gradient(820px 560px at 100% 105%,var(--glow2),transparent 60%);
  background-attachment:fixed;
}
.side{background:linear-gradient(180deg,color-mix(in oklab,var(--accent) 12%,var(--card)) 0,var(--card) 220px)}
.main{background:linear-gradient(180deg,color-mix(in oklab,var(--accent) 5%,var(--card)) 0,var(--card) 260px)}
.avatar{padding:3px;background:var(--grad);box-shadow:0 14px 30px -14px var(--accent)}
.avatar img{border-radius:27px}
.title::after{width:64px;height:4px;background:var(--grad)}
.tabs a[aria-current="page"]::after{background:var(--grad);height:3px}
.btn-p,.pill[aria-pressed="true"],.award{background:var(--grad);border-color:transparent;color:var(--accent-ink)}
.btn-p{box-shadow:0 12px 26px -14px #ff9a3d}
.btn-up{box-shadow:0 12px 24px -14px var(--up)}
.stats b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}
:root[data-theme="light"] .stats b{background:linear-gradient(135deg,#c67a00,#e0531f);-webkit-background-clip:text;background-clip:text}
.by,.cert-d,.when{color:var(--accent2) !important}
.cico,.ico,.sub-ico{background:linear-gradient(145deg,color-mix(in oklab,var(--accent) 16%,var(--card2)),var(--card2))}
.card2:hover,.proj:hover,.cert:hover{box-shadow:0 22px 40px -26px var(--accent)}
.ti::before{background:var(--grad);box-shadow:0 0 0 4px var(--card),0 0 18px -2px var(--accent)}
.chips li:hover{color:var(--accent2);border-color:var(--accent2)}
.tags li{border-color:color-mix(in oklab,var(--accent2) 30%,var(--line))}
.cert-tag{color:var(--accent2);border-color:color-mix(in oklab,var(--accent2) 45%,transparent)}
.paper{background:linear-gradient(140deg,color-mix(in oklab,var(--accent) 16%,var(--card2)),color-mix(in oklab,var(--accent2) 8%,var(--card2)) 70%)}

/* certificates: natural proportions, no letterbox bars */
.cgal{display:block;columns:3;column-gap:1rem}
.cert{break-inside:avoid;margin:0 0 1rem}
.cert-btn{display:block;height:auto;background:var(--card2)}
.cert-img{display:block;aspect-ratio:auto;padding:0;background:none;overflow:hidden;border-bottom:1px solid var(--line)}
.cert-img img{display:block;width:100%;height:auto;object-fit:cover;border-radius:0;box-shadow:none}
.cert-btn:hover .cert-img img{transform:scale(1.03)}
.cv-stage{background:var(--card2);padding:1rem 1rem .4rem}
.cv-stage img{box-shadow:0 18px 40px -22px rgb(0 0 0/.5);border:1px solid var(--line)}
@media (max-width:1100px){.cgal{columns:2}}
@media (max-width:560px){.cgal{columns:1}}

/* =====================================================
   v9b: bolder, more colourful finish
   ===================================================== */
:root{
  --violet:light-dark(#6d4aff,#a78bfa);
  --coral:light-dark(#e5484d,#ff8f7e);
  --glass:light-dark(rgb(255 255 255/.72),rgb(26 26 29/.72));
}
::selection{background:var(--accent);color:var(--accent-ink)}
body{
  background-image:
    radial-gradient(760px 480px at 6% -4%,var(--glow),transparent 62%),
    radial-gradient(700px 520px at 98% 8%,color-mix(in oklab,var(--violet) 16%,transparent),transparent 62%),
    radial-gradient(860px 560px at 90% 108%,var(--glow2),transparent 60%),
    radial-gradient(640px 420px at 0% 100%,color-mix(in oklab,var(--coral) 12%,transparent),transparent 62%);
}
.side,.main{background-color:var(--glass);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}
.side{background-image:linear-gradient(180deg,color-mix(in oklab,var(--accent) 22%,transparent) 0,transparent 190px)}
.main{background-image:linear-gradient(180deg,color-mix(in oklab,var(--violet) 8%,transparent) 0,transparent 240px)}

/* hero on About */
.hero{margin-bottom:1.4rem}
.hello{display:inline-block;margin:0 0 .9rem;padding:.3rem .95rem;border-radius:999px;font-size:.78rem;font-weight:600;letter-spacing:.03em;color:var(--accent-text);background:var(--accent-soft);border:1px solid color-mix(in oklab,var(--accent) 40%,transparent)}
.hero .title{font-size:clamp(1.9rem,3.4vw,2.7rem);line-height:1.15;padding-bottom:1rem;max-width:20ch;text-wrap:balance}
.grad{background:linear-gradient(120deg,#ffc94d,#ff7e5f 55%,#b08cff);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}
:root[data-theme="light"] .grad{background:linear-gradient(120deg,#d98200,#e0451f 55%,#6d4aff);-webkit-background-clip:text;background-clip:text}
.id h1{background:linear-gradient(120deg,var(--ink) 40%,var(--accent-text));-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}

/* coloured stat tiles */
.stats li{position:relative;overflow:hidden;border-color:transparent;background:linear-gradient(145deg,color-mix(in oklab,var(--accent) 20%,var(--card2)),var(--card2) 75%)}
.stats li:nth-child(2){background:linear-gradient(145deg,color-mix(in oklab,var(--violet) 22%,var(--card2)),var(--card2) 75%)}
.stats li:nth-child(3){background:linear-gradient(145deg,color-mix(in oklab,var(--accent2) 22%,var(--card2)),var(--card2) 75%)}

/* different hue per icon */
.cards2 .card2:nth-child(4n+2) .ico{color:var(--violet);background:linear-gradient(145deg,color-mix(in oklab,var(--violet) 20%,var(--card2)),var(--card2))}
.cards2 .card2:nth-child(4n+3) .ico{color:var(--accent2);background:linear-gradient(145deg,color-mix(in oklab,var(--accent2) 20%,var(--card2)),var(--card2))}
.cards2 .card2:nth-child(4n+4) .ico{color:var(--coral);background:linear-gradient(145deg,color-mix(in oklab,var(--coral) 20%,var(--card2)),var(--card2))}
.card2,.proj,.cert-btn,.logos a,.stats li{background-color:var(--card2)}

/* project categories get their own colour */
.proj .ph .n{display:inline-flex;align-items:center;gap:.45rem}
.proj .ph .n::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--accent)}
.proj[data-c="ai"] .ph .n::before{background:var(--violet)}
.proj[data-c="automation"] .ph .n::before{background:var(--accent2)}
.proj[data-c="research"] .ph .n::before{background:var(--coral)}

/* certificates tags per category */
.cert[data-c="academic"] .cert-tag{color:var(--accent-text);border-color:color-mix(in oklab,var(--accent) 50%,transparent)}
.cert[data-c="research"] .cert-tag{color:var(--violet);border-color:color-mix(in oklab,var(--violet) 50%,transparent)}
.cert[data-c="work"] .cert-tag{color:var(--coral);border-color:color-mix(in oklab,var(--coral) 50%,transparent)}
.cert[data-c="volunteer"] .cert-tag{color:var(--accent2);border-color:color-mix(in oklab,var(--accent2) 50%,transparent)}

/* tabs: soft pill on the active one */
.tabs a{padding-inline:.2rem}
.tabs a[aria-current="page"]{color:var(--ink)}

/* buttons: light sweep on hover */
.btn{position:relative;overflow:hidden;isolation:isolate}
.btn::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgb(255 255 255/.35) 50%,transparent 70%);transform:translateX(-120%);transition:transform .7s var(--ease);z-index:-1}
.btn:hover::after{transform:translateX(120%)}

/* gentle ambient motion */
@keyframes drift{0%,100%{background-position:0 0,100% 0,100% 100%,0 100%}50%{background-position:30px 20px,calc(100% - 40px) 30px,calc(100% - 20px) calc(100% - 40px),20px calc(100% - 30px)}}
@media (prefers-reduced-motion:no-preference){body{animation:drift 24s ease-in-out infinite}}
@media (max-width:760px){.hero .title{font-size:1.75rem}}
.hero{padding-top:.5rem}