/* sRGB hex palette — universal support (oklch broke on older iOS Safari) */
:root{
  --bg:#110e0b;
  --surface:#1a1613;
  --surface-2:#241f1c;
  --text:#f2f0ec;
  --muted:#a9a29a;
  --faint:#938c85;
  --border:#332e2a;
  --border-strong:#4e4640;
  --accent:#fc8758;
  --accent-ink:#22110b;
  --shadow:0 1px 2px rgba(0,0,0,0.4);
}
html[data-theme="light"]{
  --bg:#f9f6f2;
  --surface:#fefdfb;
  --surface-2:#f0ece7;
  --text:#1f1b17;
  --muted:#5c5550;
  --faint:#67605b;
  --border:#ddd8d4;
  --border-strong:#bbb5ae;
  --accent:#ba451c;
  --accent-ink:#fffaf5;
  --shadow:0 1px 2px rgba(0,0,0,0.06);
}
*{box-sizing:border-box}
/* Hero: stacked on mobile; on desktop the stats sit under the photo (left column) so they stay above the fold */
.hero-grid{display:grid;gap:clamp(20px,3vw,32px);grid-template-columns:1fr;grid-template-areas:"photo" "intro" "stats";align-items:start}
@media (min-width:1001px){
  .hero-grid{grid-template-columns:minmax(200px,270px) minmax(0,1fr);grid-template-areas:"photo intro" "stats intro";column-gap:clamp(28px,4vw,52px);row-gap:clamp(20px,2.5vw,28px);align-content:start}
  .hero-grid > [style*="grid-area:intro"]{align-self:start}
}
html{scroll-behavior:smooth;scroll-padding-top:96px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:'Archivo',system-ui,sans-serif;font-synthesis-weight:none;-webkit-font-smoothing:antialiased;text-wrap:pretty;transition:background-color .25s ease,color .25s ease}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
a{color:var(--text);text-decoration:none}
a:hover{color:var(--accent)}
::selection{background:var(--accent);color:var(--accent-ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}
[data-nav] a[aria-current="true"]{color:var(--text)}
[data-nav] a[aria-current="true"] [data-bar]{background:var(--accent);width:22px}
[data-theme-opt][aria-pressed="true"]{background:var(--accent);color:var(--accent-ink)}
[data-theme-opt][aria-pressed="true"]:hover{color:var(--accent-ink)}
[data-skip]{position:absolute;left:-9999px}
[data-skip]:focus{left:16px;top:16px;z-index:99;padding:10px 16px;background:var(--accent);color:var(--accent-ink)}
@media (max-width:1000px){
  [data-sidebar]{position:static !important;padding-bottom:8px !important;border-bottom:1px solid var(--border)}
  [data-navlist]{flex-direction:row !important;flex-wrap:wrap;gap:4px 18px !important}
  [data-navlist] [data-bar]{display:none !important}
  [data-sidebar-foot]{margin-top:20px !important}
  [data-flag-media]{flex:1 1 100% !important}
}
@media (prefers-reduced-motion:reduce){*{animation:none !important;transition:none !important}}

/* hover states */
.hx1:hover{color:var(--text)}
.hx2:hover{color:var(--text)}
.hx3:hover{color:var(--text)}
.hx4:hover{border-color:var(--border-strong);color:var(--text)}
.hx5:hover{border-color:var(--border-strong);color:var(--text)}
.hx6:hover{filter:brightness(1.08);color:var(--accent-ink)}
.hx7:hover{border-color:var(--accent);color:var(--accent)}
.hx8:hover{border-color:var(--border-strong)}
.hx9:hover{border-color:var(--border-strong)}
.hx10:hover{filter:brightness(1.08);color:var(--accent-ink)}
.hx11:hover{border-color:var(--accent);color:var(--accent)}
.hx12:hover{border-color:var(--border-strong)}
.hx13:hover{border-color:var(--accent);color:var(--accent)}
.hx14:hover{border-color:var(--accent);color:var(--accent)}
.hx15:hover{border-color:var(--border-strong)}
.hx16:hover{border-color:var(--accent);color:var(--accent)}
.hx17:hover{border-color:var(--border-strong)}
.hx18:hover{border-color:var(--accent);color:var(--accent)}
.hx19:hover{border-color:var(--accent);color:var(--accent)}
.hx20:hover{border-color:var(--border-strong)}
.hx21:hover{border-color:var(--accent);color:var(--accent)}
.hx22:hover{border-color:var(--accent);color:var(--accent)}
.hx23:hover{border-color:var(--border-strong)}
.hx24:hover{border-color:var(--accent);color:var(--accent)}
.hx25:hover{border-color:var(--accent);color:var(--accent)}
.hx26:hover{color:var(--accent)}
.hx27:hover{color:var(--accent)}
.hx28:hover{color:var(--accent)}
.hx29:hover{color:var(--accent)}
.hx30:hover{filter:brightness(1.08);color:var(--accent-ink)}
.hx31:hover{border-color:var(--accent);color:var(--accent)}
.hx32:hover{color:var(--accent)}
.hx33:hover{color:var(--accent)}
.hx34:hover{color:var(--accent)}
.hx35:hover{filter:brightness(1.08);color:var(--accent-ink)}
.hx36:hover,.hx37:hover{border-color:var(--accent);color:var(--accent)}
.hx38:hover{border-color:var(--border-strong)}
.hx39:hover{border-color:var(--accent);color:var(--accent)}
.hx41{color:var(--muted)}
.hx41:hover{color:var(--accent)}

/* ---- Architecture write-up page (jde.html) ---- */
.doc-wrap{max-width:820px;margin:0 auto;padding:clamp(16px,4vw,32px) clamp(20px,5vw,40px) clamp(56px,8vw,100px)}
.doc-top{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:8px 0 clamp(22px,4vw,40px)}
.doc-back{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--muted)}
.doc-back:hover{color:var(--accent)}
.doc-brand{font-family:'JetBrains Mono',monospace;font-size:13px;font-weight:600;color:var(--text)}
.doc-wrap .doc-eyebrow{font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:0.08em;text-transform:uppercase;color:var(--accent)}
.doc-h1{margin-top:14px;font-size:clamp(30px,5vw,50px);font-weight:600;letter-spacing:-0.035em;line-height:1.03}
.doc-wrap .doc-lead{margin-top:18px;font-size:clamp(16px,1.4vw,19px);line-height:1.6;color:var(--muted);max-width:62ch}
.doc-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,120px),1fr));gap:1px;margin-top:clamp(26px,3vw,36px);background:var(--border);border:1px solid var(--border)}
.doc-stats li{background:var(--bg);padding:16px 14px}
.doc-stats b{display:block;font-size:clamp(22px,2.6vw,30px);font-weight:600;letter-spacing:-0.03em;line-height:1}
.doc-stats span{display:block;margin-top:7px;font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--muted)}
.doc-h2{font-size:clamp(19px,2.2vw,25px);font-weight:600;letter-spacing:-0.02em;margin-top:clamp(38px,5vw,58px);padding-bottom:12px;border-bottom:1px solid var(--border)}
.doc-wrap p{font-size:16px;line-height:1.7;color:var(--muted);margin-top:16px;max-width:68ch}
.doc-wrap strong{color:var(--text);font-weight:600}
.doc-figure{margin-top:22px;border:1px solid var(--border);border-radius:3px;background:var(--surface-2);padding:clamp(14px,2.5vw,26px)}
.doc-steps{margin-top:14px;display:flex;flex-direction:column;gap:12px;max-width:68ch}
.doc-steps li{font-size:16px;line-height:1.65;color:var(--muted);padding-left:16px;border-left:2px solid var(--border-strong)}
.doc-steps b{color:var(--text);font-weight:600}
.doc-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--muted)}
.doc-tags li{padding:5px 10px;border:1px solid var(--border);border-radius:2px}
.doc-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:clamp(36px,5vw,56px)}
.doc-btn-primary{display:inline-flex;align-items:center;gap:9px;min-height:48px;padding:0 22px;background:var(--accent);color:var(--accent-ink);border-radius:2px;font-size:15px;font-weight:600}
.doc-btn{display:inline-flex;align-items:center;min-height:48px;padding:0 22px;border:1px solid var(--border-strong);border-radius:2px;font-size:15px;font-weight:500;color:var(--text)}
.doc-foot{margin-top:clamp(40px,6vw,72px);padding-top:20px;border-top:1px solid var(--border);font-family:'JetBrains Mono',monospace;font-size:11.5px;color:var(--faint)}

/* ---- Component classes (extracted from index.html inline styles) ---- */
.card{display:flex;flex-direction:column;padding:clamp(18px,2vw,24px);background:var(--surface);border:1px solid var(--border);border-radius:3px;transition:border-color .2s ease}
.card-sm{display:flex;flex-direction:column;padding:14px;background:var(--surface);border:1px solid var(--border);border-radius:3px;transition:border-color .2s ease}
.card-eyebrow{margin-top:18px;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:0.08em;text-transform:uppercase;color:var(--accent)}
.card-title{margin-top:10px;font-size:20px;font-weight:600;letter-spacing:-0.02em}
.card-sub{margin-top:5px;font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--faint)}
.card-desc{margin-top:14px;font-size:15px;line-height:1.6;color:var(--muted)}
.card-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:auto;padding-top:18px}
.tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px;font-family:'JetBrains Mono',monospace;font-size:11.5px;color:var(--muted)}
.tag{padding:4px 8px;border:1px solid var(--border);border-radius:2px}
.btn{display:inline-flex;align-items:center;min-height:44px;padding:0 16px;border:1px solid var(--border-strong);border-radius:2px;font-size:14px;font-weight:500}
.sec-head{display:flex;align-items:baseline;gap:16px;padding-bottom:16px;border-bottom:1px solid var(--border)}
.sec-num{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--accent)}
.sec-h2{font-size:clamp(22px,2.4vw,30px);font-weight:600;letter-spacing:-0.02em}
.tk-h{font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:0.08em;text-transform:uppercase;color:var(--accent)}
.tk-list{margin-top:14px;display:flex;flex-direction:column;gap:10px;font-size:15px;line-height:1.55;color:var(--muted)}
.tk-li{padding-bottom:10px;border-bottom:1px solid var(--border)}
.cert{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 20px;padding:20px 0;border-bottom:1px solid var(--border)}
.cert-name{flex:1 1 260px;font-size:17px;font-weight:600;letter-spacing:-0.01em}
.cert-org{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--faint)}
.cert-verify{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--accent);margin-left:auto}

/* ---------- Selected work: shared layout classes ---------- */
.sec{margin-top:clamp(72px,9vw,132px);scroll-margin-top:110px}
.sec-meta{margin-left:auto;font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--faint);text-align:right}
.work-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:clamp(20px,2.5vw,32px);margin-top:clamp(26px,3vw,40px)}
.small-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr));gap:clamp(16px,2vw,22px);margin-top:clamp(20px,2.5vw,28px)}
.group-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 16px;padding-bottom:14px;border-bottom:1px solid var(--border);margin-top:clamp(56px,7vw,88px);scroll-margin-top:110px}
.group-title{font-size:clamp(18px,2vw,22px);font-weight:600;letter-spacing:-0.02em}
.group-intro{margin-top:18px;max-width:68ch;font-size:15.5px;line-height:1.65;color:var(--muted)}

.feature{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:clamp(20px,2.5vw,36px);padding:clamp(18px,2.5vw,28px);background:var(--surface);border:1px solid var(--border);border-radius:3px;transition:border-color .2s ease}
.feature-media{flex:1 1 320px;margin:0;min-width:0}
.feature-body{flex:1 1 340px;min-width:0;display:flex;flex-direction:column}
.eyebrow{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:0.08em;text-transform:uppercase;color:var(--accent)}
.feature-title{margin-top:12px;font-size:clamp(21px,2.2vw,27px);font-weight:600;letter-spacing:-0.02em;overflow-wrap:anywhere}
.feature-desc{margin-top:16px;max-width:60ch;font-size:15.5px;line-height:1.65;color:var(--muted)}
.card-title{overflow-wrap:anywhere}
.hl{color:var(--text)}
.note{font-family:'JetBrains Mono',monospace;font-size:11.5px;color:var(--faint)}

.shot-link{display:block;border-radius:2px}
.shot{display:block;width:100%;height:auto;aspect-ratio:1366/646;object-fit:cover;object-position:top;background:var(--surface-2);border:1px solid var(--border);border-radius:2px;transition:border-color .2s ease}
.shot-link:hover .shot{border-color:var(--border-strong)}

.feature:hover,.card:hover,.card-sm:hover{border-color:var(--border-strong)}
.btn{transition:border-color .2s ease,color .2s ease}
.btn:hover{border-color:var(--accent);color:var(--accent)}
.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}
.btn-primary:hover{filter:brightness(1.08);color:var(--accent-ink)}

.diagram{border:1px solid var(--border);border-radius:2px;background:var(--surface-2);padding:10px;overflow:hidden;aspect-ratio:1366/646;display:flex;align-items:center}
.card-sm-head{display:flex;align-items:baseline;gap:10px;margin-top:12px}
.card-sm-title{font-size:16px;font-weight:600;letter-spacing:-0.01em}
.card-sm-tag{margin-left:auto;font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:0.08em;text-transform:uppercase;color:var(--accent)}
.card-sm-desc{margin-top:6px;font-size:13.5px;line-height:1.55;color:var(--muted)}
.card-sm-links{display:flex;gap:16px;margin-top:auto;padding-top:12px;font-family:'JetBrains Mono',monospace;font-size:12.5px}
.card-sm-links a{color:var(--muted);display:inline-flex;align-items:center;min-height:32px}
.card-sm-links a:hover{color:var(--accent)}
@media (max-width:1000px){.feature-media{flex:1 1 100%}}

/* ---------- Experience, toolkit, sidebar ---------- */
.dash-list{margin-top:16px;display:flex;flex-direction:column;gap:12px;max-width:62ch;font-size:15.5px;line-height:1.65;color:var(--muted)}
.dash-item{display:flex;gap:12px}
.dash{color:var(--accent);font-family:'JetBrains Mono',monospace;flex:none}
.exp-org{margin-top:6px;font-family:'JetBrains Mono',monospace;font-size:12px;line-height:1.6;color:var(--faint)}
.tk-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(24px,3vw,40px) clamp(24px,4vw,56px);margin-top:clamp(26px,3vw,40px)}
@media (max-width:640px){.tk-grid{grid-template-columns:1fr}}
/* keep the theme switch on its own row so GitHub and LinkedIn sit together */
@media (min-width:1001px){[data-sidebar-foot] > [role="group"]{flex:0 0 auto;margin-right:100%}}
.ar{font-family:system-ui,"Segoe UI","Noto Naskh Arabic","Geeza Pro",sans-serif;letter-spacing:0;unicode-bidi:isolate}