/* obaidaqeel.com */
:root{
  --bg:#0a0b0d; --bg-soft:#101216; --bg-lift:#14171c; --line:#1e2229; --line-soft:#171a20;
  --fg:#e8eaed; --fg-dim:#9aa1ac; --fg-faint:#646b76;
  --accent:#64e3a1; --accent-dim:#2f7a56; --warn:#e3a764; --gb:#ff5d5d;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Inter","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --max:940px;
}
html[data-theme="light"]{
  --bg:#fbfbf9; --bg-soft:#f2f2ee; --bg-lift:#eaeae4; --line:#e2e2dc; --line-soft:#ebebe6;
  --fg:#14161a; --fg-dim:#5b626c; --fg-faint:#8b929c;
  --accent:#0f7a4d; --accent-dim:#9ad5b8; --warn:#9a6712; --gb:#d42f2f;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);color:var(--fg);font-family:var(--sans);
  font-size:15px;line-height:1.65;letter-spacing:-0.008em;
  -webkit-font-smoothing:antialiased;padding-bottom:80px;
  transition:background .3s ease,color .3s ease;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.5;
  background:
    radial-gradient(760px 400px at 10% -10%,color-mix(in srgb,var(--accent) 11%,transparent),transparent 70%),
    radial-gradient(560px 340px at 97% 2%,color-mix(in srgb,var(--accent) 6%,transparent),transparent 70%);
}
.wrap{position:relative;z-index:1;max-width:var(--max);margin:0 auto;padding:0 22px}
a{color:inherit;text-decoration:none}
.mono{font-family:var(--mono)}
::selection{background:var(--accent);color:var(--bg)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

/* ---------- nav ---------- */
nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:color-mix(in srgb,var(--bg) 84%,transparent);
  border-bottom:1px solid transparent;transition:border-color .3s ease}
nav.stuck{border-bottom-color:var(--line)}
.nav-in{max-width:var(--max);margin:0 auto;padding:13px 22px;display:flex;align-items:center;gap:16px}
.brand{font-family:var(--mono);font-size:13.5px;font-weight:600;letter-spacing:-0.02em;white-space:nowrap}
.brand i{color:var(--accent);font-style:normal}
.nav-links{margin-left:auto;display:flex;gap:2px}
.nav-links a{font-family:var(--mono);font-size:12px;color:var(--fg-faint);padding:5px 9px;border-radius:6px;transition:color .2s,background .2s}
.nav-links a:hover{color:var(--fg);background:var(--bg-soft)}
.nav-links a.active{color:var(--accent)}
#themeBtn{background:none;border:1px solid var(--line);color:var(--fg-dim);cursor:pointer;
  width:30px;height:30px;border-radius:8px;display:grid;place-items:center;flex:none;
  transition:border-color .2s,color .2s,transform .2s}
#themeBtn:hover{color:var(--accent);border-color:var(--accent-dim);transform:rotate(18deg)}
#themeBtn svg{width:14px;height:14px}
@media(max-width:680px){.nav-links a:not(.keep){display:none}}
.nav-cv{font-family:var(--mono);font-size:11.5px;font-weight:600;color:var(--bg);background:var(--accent);
  border:1px solid var(--accent);border-radius:8px;height:30px;padding:0 11px;flex:none;
  display:inline-flex;align-items:center;gap:6px;transition:opacity .2s,transform .2s}
.nav-cv:hover{opacity:.88;transform:translateY(-1px)}
.nav-cv svg{width:13px;height:13px}
html[data-theme="light"] .nav-cv{color:#fff}
.nav-links+.nav-cv{margin-left:4px}

/* ---------- hero ---------- */
header{padding:62px 0 52px;position:relative}
/* live systems console in the hero's empty space (hero-bg.js) */
#heroBg{position:absolute;top:0;left:0;width:100%;height:100%;z-index:-1;pointer-events:none}
.hero-top{display:flex;align-items:flex-start;gap:32px}
.hero-copy{flex:1;min-width:0}
.pfp{position:relative;flex:none;width:150px;margin-top:6px}
.pfp img{width:150px;height:150px;border-radius:20px;object-fit:cover;display:block;
  border:1px solid var(--line);transition:transform .4s cubic-bezier(.2,.7,.3,1),border-color .3s}
.pfp::before{content:"";position:absolute;inset:-9px;border-radius:26px;z-index:-1;
  background:linear-gradient(150deg,color-mix(in srgb,var(--accent) 40%,transparent),transparent 62%);
  opacity:.55;transition:opacity .4s}
.pfp:hover img{transform:translateY(-3px);border-color:var(--accent-dim)}
.pfp:hover::before{opacity:1}
.pfp .badge{position:absolute;left:50%;transform:translateX(-50%);bottom:-13px;white-space:nowrap;
  font-family:var(--mono);font-size:9.5px;letter-spacing:.05em;text-transform:uppercase;
  background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:3px 9px;color:var(--fg-faint)}
@media(max-width:720px){
  .hero-top{flex-direction:column-reverse;align-items:flex-start;gap:24px}
  .pfp,.pfp img{width:92px}.pfp img{height:92px;border-radius:16px}
  .pfp::before{inset:-6px;border-radius:20px}.pfp .badge{display:none}
}
.avail{display:inline-flex;align-items:center;gap:7px;font-family:var(--mono);font-size:11.5px;
  color:var(--accent);border:1px solid var(--accent-dim);border-radius:999px;padding:4px 11px;margin-bottom:24px}
.dot{width:6px;height:6px;border-radius:50%;background:var(--accent);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.75)}}
h1{font-size:clamp(34px,7vw,56px);line-height:1.04;font-weight:680;letter-spacing:-0.035em;margin-bottom:12px}
.role{font-family:var(--mono);font-size:clamp(12px,2.6vw,14px);color:var(--accent);margin-bottom:20px;letter-spacing:-0.01em}
.hook{font-size:clamp(19px,3.4vw,25px);line-height:1.38;letter-spacing:-0.022em;font-weight:560;max-width:24ch;margin-bottom:16px}
.hero-actions{display:flex;flex-wrap:wrap;gap:9px;margin:4px 0 24px}
.hero-actions .btn{padding:10px 17px}
@media(max-width:420px){.hero-actions .btn{flex:1 1 auto;justify-content:center}}
.lede{font-size:16px;color:var(--fg-dim);max-width:64ch;margin-bottom:26px}
.lede b{color:var(--fg);font-weight:600}
.lede a{color:var(--fg);border-bottom:1px solid var(--accent-dim)}
.lede a:hover{color:var(--accent)}
.meta-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.chip{font-family:var(--mono);font-size:11.5px;color:var(--fg-dim);border:1px solid var(--line);
  border-radius:7px;padding:5px 10px;display:inline-flex;align-items:center;gap:6px;
  transition:all .2s;background:var(--bg-soft)}
a.chip:hover,button.chip:hover{color:var(--accent);border-color:var(--accent-dim);transform:translateY(-1px)}
button.chip{cursor:pointer;font-family:var(--mono)}
.chip svg{width:12px;height:12px;opacity:.85;flex:none}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:12px;overflow:hidden}
@media(max-width:620px){.stats{grid-template-columns:1fr 1fr}}
.stat{background:var(--bg);padding:15px 16px}
.stat b{display:block;font-family:var(--mono);font-size:21px;font-weight:640;color:var(--accent);letter-spacing:-0.03em}
.stat span{font-size:11.5px;color:var(--fg-faint);font-family:var(--mono)}

/* ---------- sections ---------- */
section{padding:46px 0;scroll-margin-top:64px}
.sec-head{display:flex;align-items:baseline;gap:12px;margin-bottom:24px}
.sec-head h2{font-size:13px;font-family:var(--mono);font-weight:600;color:var(--fg);letter-spacing:.02em;white-space:nowrap}
.sec-head h2::before{content:"// ";color:var(--accent)}
.sec-head .rule{flex:1;height:1px;background:var(--line)}
.sec-head .count{font-family:var(--mono);font-size:11px;color:var(--fg-faint);white-space:nowrap}
@media(max-width:520px){.sec-head .count{display:none}}

/* ---------- featured case study ---------- */
.feature{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--bg-soft);position:relative}
.feature-body{padding:26px 26px 24px}
.feature .eyebrow{font-family:var(--mono);font-size:11px;color:var(--accent);letter-spacing:.07em;text-transform:uppercase;margin-bottom:10px}
.feature h3{font-size:clamp(21px,3.6vw,27px);font-weight:660;letter-spacing:-0.028em;margin-bottom:6px}
.feature .tagline{color:var(--fg-dim);font-size:15.5px;max-width:60ch;margin-bottom:20px}
.feature .tagline b{color:var(--fg);font-weight:600}
.fstats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
@media(max-width:620px){.fstats{grid-template-columns:1fr}}
.fstat{background:var(--bg-soft);padding:16px 26px}
.fstat b{display:block;font-family:var(--mono);font-size:24px;font-weight:660;color:var(--accent);letter-spacing:-0.03em;line-height:1.2}
.fstat span{display:block;font-size:12.5px;color:var(--fg);margin-top:2px}
.fstat i{display:block;font-style:normal;font-size:11.5px;color:var(--fg-faint);margin-top:3px;line-height:1.45}
.feature-foot{padding:20px 26px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.feature-foot .stack{flex:1;min-width:180px}

/* ---------- experience ---------- */
.job{border-left:1px solid var(--line);padding:0 0 26px 22px;position:relative}
.job.has-mark{padding-left:30px}
.job:last-child{padding-bottom:4px}
.job::before{content:"";position:absolute;left:-4.5px;top:7px;width:8px;height:8px;border-radius:50%;
  background:var(--bg);border:1.5px solid var(--line-soft);box-shadow:0 0 0 3px var(--bg);transition:border-color .25s}
.job.now::before{border-color:var(--accent);background:var(--accent)}
.job:hover::before{border-color:var(--accent)}
.job.has-mark::before{display:none}
.job-mark{position:absolute;left:-16px;top:0;width:32px;height:32px;border-radius:9px;overflow:hidden;
  background:var(--bg);border:1px solid var(--line);box-shadow:0 0 0 4px var(--bg);
  display:grid;place-items:center;transition:border-color .25s,transform .25s}
.job-mark img{width:100%;height:100%;object-fit:cover;display:block}
.job:hover .job-mark{border-color:var(--accent);transform:scale(1.06)}
@media(max-width:620px){.job.has-mark{padding-left:26px}.job-mark{width:28px;height:28px;left:-14px}}
.job-top{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px;cursor:pointer;user-select:none}
.job-top h3{font-size:15.5px;font-weight:600;letter-spacing:-0.015em}
.job-top .co{color:var(--accent);font-weight:600}
.job-top .when{margin-left:auto;font-family:var(--mono);font-size:11.5px;color:var(--fg-faint);white-space:nowrap}
@media(max-width:620px){.job-top .when{margin-left:0;width:100%}.job-top h3{font-size:15px}}
.job-sub{font-family:var(--mono);font-size:11.5px;color:var(--fg-faint);margin:3px 0 9px}
.job-sub a{color:var(--fg-dim);border-bottom:1px solid var(--line)}
.job-sub a:hover{color:var(--accent);border-color:var(--accent-dim)}
.bullets{list-style:none;display:grid;gap:6px;overflow:hidden;transition:max-height .4s cubic-bezier(.4,0,.2,1),opacity .3s}
.bullets li{font-size:14.2px;color:var(--fg-dim);padding-left:16px;position:relative}
.bullets li::before{content:"\25B8";position:absolute;left:0;color:var(--accent-dim);font-size:10px;top:3px}
.bullets li b{color:var(--fg);font-weight:600}
.bullets li a{color:var(--fg);border-bottom:1px solid var(--accent-dim)}
.bullets li a:hover{color:var(--accent)}
.job[data-open="0"] .bullets{max-height:0;opacity:0;margin:0}
.job[data-open="1"] .bullets{max-height:700px;opacity:1}

/* ---------- projects ---------- */
.filters{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:20px}
.filters button{font-family:var(--mono);font-size:11.5px;padding:5px 11px;border-radius:999px;cursor:pointer;
  background:none;border:1px solid var(--line);color:var(--fg-faint);transition:all .2s}
.filters button:hover{color:var(--fg);border-color:var(--fg-faint)}
.filters button.on{color:var(--bg);background:var(--accent);border-color:var(--accent);font-weight:600}
html[data-theme="light"] .filters button.on{color:#fff}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(272px,1fr));gap:12px}
.card{border:1px solid var(--line);border-radius:12px;padding:17px 17px 15px;background:var(--bg-soft);
  display:flex;flex-direction:column;gap:9px;position:relative;overflow:hidden;
  transition:border-color .25s,transform .25s}
.card::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .3s;
  background:radial-gradient(340px 180px at var(--mx,50%) var(--my,0%),color-mix(in srgb,var(--accent) 9%,transparent),transparent 70%)}
.card:hover{border-color:var(--accent-dim);transform:translateY(-2px)}
.card:hover::after{opacity:1}
.card.hide{display:none}
.card-top{display:flex;align-items:center;gap:10px}
.logo{width:32px;height:32px;flex:none;border-radius:9px;position:relative;overflow:hidden;
  background:var(--bg);border:1px solid var(--line);display:grid;place-items:center;
  font-family:var(--mono);font-size:12px;font-weight:700;color:var(--accent);transition:border-color .25s}
.card:hover .logo{border-color:var(--accent-dim)}
.logo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:8px}
.logo.has-logo{font-size:0}
.card h3{font-size:14.8px;font-weight:640;letter-spacing:-0.015em;line-height:1.3}
.live{font-family:var(--mono);font-size:9.5px;letter-spacing:.06em;color:var(--accent);
  border:1px solid var(--accent-dim);border-radius:4px;padding:1px 5px;margin-left:auto;flex:none;text-transform:uppercase}
.card p{font-size:13.6px;color:var(--fg-dim);flex:1}
.card p b{color:var(--fg);font-weight:600}
.stack{display:flex;flex-wrap:wrap;gap:4px}
.stack span{font-family:var(--mono);font-size:10.5px;color:var(--fg-faint);border:1px solid var(--line);border-radius:5px;padding:1.5px 6px}
.card-link{font-family:var(--mono);font-size:11.5px;color:var(--accent);display:inline-flex;align-items:center;gap:5px;position:relative;z-index:2}
.card-link:hover{text-decoration:underline}
.badges{display:flex;flex-wrap:wrap;gap:6px;margin-top:1px}
.badges a{font-family:var(--mono);font-size:10.5px;color:var(--fg-dim);border:1px solid var(--line);
  border-radius:6px;padding:3px 8px;display:inline-flex;align-items:center;gap:5px;
  position:relative;z-index:2;transition:.2s;background:var(--bg)}
.badges a:hover{color:var(--accent);border-color:var(--accent-dim)}
.badges svg{width:11px;height:11px;flex:none}
.badges img{width:12px;height:12px;border-radius:3px;flex:none}
.shots-btn{font-family:var(--mono);font-size:10.5px;color:var(--fg-dim);border:1px solid var(--line);
  border-radius:6px;padding:3px 8px;background:var(--bg);cursor:pointer;position:relative;z-index:2;
  display:inline-flex;align-items:center;gap:5px;transition:.2s}
.shots-btn:hover{color:var(--accent);border-color:var(--accent-dim)}
.shots-btn svg{width:11px;height:11px}

.wcard{border:1px solid var(--line);border-radius:12px;padding:17px 17px 15px;background:var(--bg-soft);
  display:flex;flex-direction:column;gap:9px;position:relative;overflow:hidden;
  transition:border-color .25s,transform .25s}
.wcard:hover{border-color:var(--accent-dim);transform:translateY(-2px)}
.wcard .card-top{display:flex;align-items:center;gap:10px}
.wcard h3{font-size:14.8px;font-weight:640;letter-spacing:-0.015em;line-height:1.3}
.wcard p{font-size:13.6px;color:var(--fg-dim);flex:1}

/* ---------- shot rails ---------- */
.rail{margin-top:14px;display:flex;gap:12px;overflow-x:auto;padding:2px 2px 12px;
  scroll-snap-type:x mandatory;scrollbar-width:thin;scrollbar-color:var(--line) transparent}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}
.rail figure{flex:none;scroll-snap-align:start;margin:0}
.rail img{display:block;height:auto;border-radius:10px;border:1px solid var(--line);background:var(--bg-lift);
  transition:border-color .25s,transform .25s;cursor:zoom-in}
.rail img:hover{border-color:var(--accent-dim);transform:translateY(-2px)}
.rail figcaption{font-family:var(--mono);font-size:10.5px;color:var(--fg-faint);margin-top:7px;max-width:100%}
.rail.phones img{width:190px}
.rail.wide img{width:440px}
@media(max-width:560px){.rail.wide img{width:290px}.rail.phones img{width:150px}}
.rail-note{font-family:var(--mono);font-size:10.5px;color:var(--fg-faint);margin-top:-4px}

/* lightbox */
#lb{position:fixed;inset:0;z-index:200;background:rgba(4,5,7,.93);display:none;
  align-items:center;justify-content:center;padding:28px;cursor:zoom-out;backdrop-filter:blur(6px)}
#lb.on{display:flex}
#lb img{max-width:100%;max-height:88vh;border-radius:12px;border:1px solid var(--line)}
#lb .cap{position:absolute;bottom:16px;left:0;right:0;text-align:center;font-family:var(--mono);
  font-size:11.5px;color:var(--fg-dim)}
#lb .x{position:absolute;top:16px;right:20px;font-family:var(--mono);font-size:12px;color:var(--fg-dim);
  border:1px solid var(--line);border-radius:6px;padding:4px 9px;background:var(--bg)}

/* ---------- skills ---------- */
.skills{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.srow{background:var(--bg);padding:13px 16px;display:grid;grid-template-columns:130px 1fr;gap:14px;align-items:start}
.srow dt{font-family:var(--mono);font-size:11.5px;color:var(--accent);padding-top:2px}
.srow dd{font-size:13.6px;color:var(--fg-dim)}
@media(max-width:560px){.srow{grid-template-columns:1fr;gap:5px}}

/* ---------- background / certs ---------- */
.two{display:grid;grid-template-columns:1fr 1fr;gap:28px}
@media(max-width:720px){.two{grid-template-columns:1fr;gap:30px}}
.mini h4{font-size:14.5px;font-weight:600;margin-bottom:2px}
.mini p{font-size:13px;color:var(--fg-dim)}
.mini h4.edu{display:flex;align-items:center;gap:10px}
.mini .edu-logo{width:34px;height:34px;border-radius:9px;overflow:hidden}
.mini .edu-logo img{width:100%;height:100%}
.mini .when{font-family:var(--mono);font-size:11px;color:var(--fg-faint)}
.certs{list-style:none;display:grid;gap:2px}
.certs li{position:relative}
.certs a,.certs span.nolink{display:flex;gap:10px;align-items:center;padding:5px 8px;border-radius:7px;
  font-size:13.2px;color:var(--fg-dim);transition:background .2s,color .2s}
.certs a:hover{background:var(--bg-soft);color:var(--fg)}
.clogo{width:22px;height:22px;flex:none;border-radius:6px;background:#fff;border:1px solid var(--line);
  display:grid;place-items:center;transition:border-color .2s}
.clogo img{width:14px;height:14px;display:block}
.certs a:hover .clogo{border-color:var(--accent-dim)}
.certs .new{font-family:var(--mono);font-size:9px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);
  border:1px solid var(--accent-dim);border-radius:4px;padding:0 4px;flex:none}
.certs i{font-style:normal;color:var(--fg-faint);font-family:var(--mono);font-size:10.5px;margin-left:auto;white-space:nowrap;flex:none}
.certs .ext{opacity:0;transition:opacity .2s;color:var(--accent);font-size:10px;flex:none}
.certs a:hover .ext{opacity:1}
.more-certs{font-family:var(--mono);font-size:11px;color:var(--fg-faint);margin-top:8px;padding-left:8px}
.more-certs a{color:var(--fg-dim);border-bottom:1px solid var(--line)}
.more-certs a:hover{color:var(--accent);border-color:var(--accent-dim)}

/* ---------- contact ---------- */
.cta{border:1px solid var(--line);border-radius:14px;padding:30px 26px;background:var(--bg-soft);text-align:center}
.cta h2{font-size:clamp(22px,4.4vw,30px);font-weight:660;letter-spacing:-0.03em;margin-bottom:9px}
.cta p{color:var(--fg-dim);max-width:48ch;margin:0 auto 22px;font-size:15px}
.cta-links{display:flex;flex-wrap:wrap;gap:9px;justify-content:center}
.btn{font-family:var(--mono);font-size:12.5px;padding:9px 16px;border-radius:9px;cursor:pointer;
  border:1px solid var(--line);background:var(--bg);color:var(--fg);transition:all .2s;
  display:inline-flex;align-items:center;gap:7px}
.btn:hover{border-color:var(--accent-dim);color:var(--accent);transform:translateY(-1px)}
.btn.primary{background:var(--accent);color:var(--bg);border-color:var(--accent);font-weight:600}
.btn.primary:hover{color:var(--bg);opacity:.9}
html[data-theme="light"] .btn.primary,html[data-theme="light"] .btn.primary:hover{color:#fff}
.btn svg{width:14px;height:14px;flex:none}
footer{padding:32px 0 10px;border-top:1px solid var(--line);margin-top:44px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}
footer p{font-family:var(--mono);font-size:11.5px;color:var(--fg-faint)}
footer .right{margin-left:auto;display:flex;gap:14px}
footer .right a{font-family:var(--mono);font-size:11.5px;color:var(--fg-faint)}
footer .right a:hover{color:var(--accent)}

#toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,20px);z-index:99;
  font-family:var(--mono);font-size:12px;background:var(--fg);color:var(--bg);
  padding:8px 15px;border-radius:8px;opacity:0;pointer-events:none;transition:.28s}
#toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- motion ---------- */
#progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:60;pointer-events:none;
  background:linear-gradient(90deg,var(--accent-dim),var(--accent));transform:scaleX(0);transform-origin:0 50%}
#toTop{position:fixed;right:20px;bottom:22px;z-index:55;width:38px;height:38px;border-radius:10px;
  display:grid;place-items:center;font-family:var(--mono);font-size:15px;color:var(--fg-dim);
  background:color-mix(in srgb,var(--bg) 85%,transparent);border:1px solid var(--line);backdrop-filter:blur(10px);
  opacity:0;translate:0 12px;pointer-events:none;transition:opacity .3s,translate .3s,color .2s,border-color .2s}
#toTop.show{opacity:1;translate:none;pointer-events:auto}
#toTop:hover{color:var(--accent);border-color:var(--accent-dim)}
/* section rules draw in once their heading animates */
.sec-head[data-aos] .rule{transform:scaleX(0);transform-origin:0 50%;transition:transform .9s cubic-bezier(.2,.7,.3,1) .2s}
.sec-head.aos-animate .rule{transform:scaleX(1)}
/* primary buttons get a light sweep on hover */
.btn.primary{position:relative;overflow:hidden}
.btn.primary::after{content:"";position:absolute;inset:0;transform:translateX(-120%);pointer-events:none;
  background:linear-gradient(100deg,transparent 30%,rgba(255,255,255,.35) 50%,transparent 70%)}
.btn.primary:hover::after{transform:translateX(120%);transition:transform .7s ease}
/* profile photo drifts gently, its glow breathes */
.pfp img{animation:drift 6s ease-in-out infinite}
.pfp::before{animation:breathe 6s ease-in-out infinite}
@keyframes drift{0%,100%{translate:0 0}50%{translate:0 -5px}}
@keyframes breathe{0%,100%{opacity:.45}50%{opacity:.8}}
.shotset.swap{animation:swapIn .45s cubic-bezier(.2,.7,.3,1)}
@keyframes swapIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}
  .sec-head .rule{transform:none!important}#progress{display:none}}
@media print{nav,#themeBtn,.filters,#toast,.cta-links,.rail,.hero-actions,#progress,#toTop{display:none}body{padding:0}
  [data-aos]{opacity:1!important;transform:none!important}
  .job[data-open="0"] .bullets{max-height:none;opacity:1}
  .bullets,.card,.wcard{height:auto!important;opacity:1!important;transform:none!important}}

/* ================= case study page ================= */
.cs-hero{padding:56px 0 34px}
.back{font-family:var(--mono);font-size:11.5px;color:var(--fg-faint);display:inline-flex;gap:6px;align-items:center;margin-bottom:22px}
.back:hover{color:var(--accent)}
.cs-hero h1{font-size:clamp(30px,5.6vw,46px);margin-bottom:14px}
.cs-logo{display:inline-block;width:.92em;height:.92em;border-radius:.22em;overflow:hidden;vertical-align:-.1em;
  margin-right:.3em;border:1px solid var(--line)}
.cs-logo img{width:100%;height:100%;object-fit:cover;display:block}
.cs-hero .kicker{font-family:var(--mono);font-size:11.5px;color:var(--accent);letter-spacing:.07em;text-transform:uppercase;margin-bottom:14px;display:block}
.cs-hero .thesis{font-size:clamp(17px,3vw,21px);color:var(--fg);line-height:1.45;letter-spacing:-0.02em;max-width:42ch;font-weight:540;margin-bottom:16px}
.cs-meta{font-family:var(--mono);font-size:11.5px;color:var(--fg-faint);display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:26px}
.cs-meta a{color:var(--accent);border-bottom:1px solid var(--accent-dim)}
.prose{max-width:70ch}
.prose p{color:var(--fg-dim);margin-bottom:15px;font-size:15.2px}
.prose p b,.prose strong{color:var(--fg);font-weight:600}
.prose h3{font-size:17px;font-weight:640;letter-spacing:-0.02em;margin:30px 0 10px}
.prose h3::before{content:"# ";color:var(--accent);font-family:var(--mono);font-size:14px}
.prose ul{list-style:none;display:grid;gap:7px;margin-bottom:16px}
.prose ul li{font-size:14.6px;color:var(--fg-dim);padding-left:16px;position:relative}
.prose ul li::before{content:"\25B8";position:absolute;left:0;color:var(--accent-dim);font-size:10px;top:3px}
.prose code{font-family:var(--mono);font-size:12.5px;background:var(--bg-soft);border:1px solid var(--line);
  border-radius:5px;padding:1px 5px;color:var(--fg)}
.pull{border-left:2px solid var(--accent-dim);padding:2px 0 2px 16px;margin:20px 0;
  font-size:16px;color:var(--fg);letter-spacing:-0.015em;line-height:1.5}

/* flow chips */
.flows{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:10px}
.flow{border:1px solid var(--line);border-radius:11px;padding:14px 15px;background:var(--bg-soft)}
.flow h4{font-size:13.5px;font-weight:620;margin-bottom:3px}
.flow p{font-size:12.3px;color:var(--fg-faint);margin-bottom:10px;line-height:1.45}
.chain{display:flex;flex-wrap:wrap;gap:5px;align-items:center}
.chain b{font-family:var(--mono);font-size:9.5px;letter-spacing:.05em;font-weight:600;
  border:1px solid var(--line);border-radius:5px;padding:2px 6px;color:var(--fg-dim);background:var(--bg)}
.chain b.bad{color:var(--warn);border-color:color-mix(in srgb,var(--warn) 40%,var(--line))}
.chain b.good{color:var(--accent);border-color:var(--accent-dim)}
.chain s{color:var(--fg-faint);font-size:10px;text-decoration:none}

/* tables */
.tbl{width:100%;border-collapse:collapse;border:1px solid var(--line);border-radius:12px;overflow:hidden;font-size:13.6px}
.tbl th{text-align:left;font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--fg-faint);font-weight:600;padding:11px 14px;background:var(--bg-soft);border-bottom:1px solid var(--line)}
.tbl td{padding:12px 14px;border-bottom:1px solid var(--line-soft);color:var(--fg-dim);vertical-align:top}
.tbl tr:last-child td{border-bottom:none}
.tbl td:first-child{color:var(--fg);font-weight:560;width:26%}
.tbl td.mono{font-family:var(--mono);font-size:12px;color:var(--accent);width:22%}
.tbl tr:hover td{background:color-mix(in srgb,var(--accent) 3%,transparent)}
@media(max-width:680px){
  .tbl,.tbl tbody,.tbl tr,.tbl td{display:block;width:100%}
  .tbl thead{display:none}
  .tbl tr{border-bottom:1px solid var(--line);padding:6px 0}
  .tbl tr:last-child{border-bottom:none}
  .tbl td{border:none;padding:4px 14px}
  .tbl td:first-child{width:auto;padding-top:12px}
  .tbl td.mono{width:auto}
}
.slo{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:12px;overflow:hidden}
.slo div{background:var(--bg);padding:15px 16px}
.slo b{display:block;font-family:var(--mono);font-size:17px;color:var(--accent);letter-spacing:-0.02em}
.slo span{display:block;font-size:12.8px;color:var(--fg);margin:2px 0 4px;font-weight:560}
.slo i{font-style:normal;font-size:11.8px;color:var(--fg-faint);line-height:1.5}
.qa{border:1px solid var(--line);border-radius:11px;margin-bottom:8px;background:var(--bg-soft);overflow:hidden}
.qa summary{cursor:pointer;padding:13px 16px;font-size:14.4px;font-weight:580;list-style:none;
  display:flex;gap:10px;align-items:baseline;transition:color .2s}
.qa summary::-webkit-details-marker{display:none}
.qa summary::before{content:"?";font-family:var(--mono);font-size:11px;color:var(--accent);flex:none}
.qa summary:hover{color:var(--accent)}
.qa[open] summary{border-bottom:1px solid var(--line)}
.qa .qa-body{padding:14px 16px 15px}
.qa .qa-body p{font-size:14px;color:var(--fg-dim);margin:0}

/* ---------- v2 additions ---------- */
a.chip.accent{color:var(--accent);border-color:var(--accent-dim)}
a.chip.accent:hover{background:color-mix(in srgb,var(--accent) 10%,var(--bg-soft))}

/* devops grid */
.opsgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px}
.ops{border:1px solid var(--line);border-radius:12px;padding:16px 17px;background:var(--bg-soft);
  transition:border-color .25s,transform .25s}
.ops:hover{border-color:var(--accent-dim);transform:translateY(-2px)}
.ops h4{font-size:14px;font-weight:640;letter-spacing:-0.015em;margin-bottom:6px}
.ops h4::before{content:"▪ ";color:var(--accent)}
.ops p{font-size:13.4px;color:var(--fg-dim);line-height:1.55}

/* card image (FireTrax mockup etc) */
.card-img{width:100%;height:auto;border-radius:9px;border:1px solid var(--line);
  background:var(--bg-lift);display:block;margin-bottom:2px}

/* instagram facade */
.ig-wrap{max-width:540px;margin:0 auto}
.ig-facade{border:1px solid var(--line);border-radius:14px;background:var(--bg-soft);
  cursor:pointer;padding:44px 24px;text-align:center;transition:border-color .25s,transform .25s;
  background-image:radial-gradient(420px 220px at 50% 0%,color-mix(in srgb,var(--accent) 7%,transparent),transparent 70%)}
.ig-facade:hover{border-color:var(--accent-dim);transform:translateY(-2px)}
.ig-play{display:grid;place-items:center;width:52px;height:52px;margin:0 auto 14px;border-radius:50%;
  border:1px solid var(--accent-dim);color:var(--accent);font-size:16px;padding-left:3px;
  background:var(--bg);transition:background .25s}
.ig-facade:hover .ig-play{background:color-mix(in srgb,var(--accent) 14%,var(--bg))}
.ig-t{font-size:16px;font-weight:620;letter-spacing:-0.02em;margin-bottom:3px}
.ig-s{font-size:13.5px;color:var(--fg-dim)}
.ig-n{font-family:var(--mono);font-size:10.5px;color:var(--fg-faint);margin-top:14px}
#igSlot{display:flex;justify-content:center}

/* ================= certifications page ================= */
.logo.brand{background:#fff;font-size:0}
.logo.brand img{inset:6px;width:calc(100% - 12px);height:calc(100% - 12px);object-fit:contain;border-radius:0}
.card-top .ctitle{min-width:0}
.card-top .ctitle h3{margin-bottom:1px}
.issuer{display:block;font-family:var(--mono);font-size:10.5px;color:var(--fg-faint)}
.issuers{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));background:var(--bg);
  border:1px solid var(--line);border-radius:12px;overflow:hidden}
.issuers div{padding:13px 15px;display:flex;align-items:center;gap:11px;box-shadow:1px 1px 0 var(--line)}
.issuers .logo{width:34px;height:34px}
.issuers p b{display:block;font-family:var(--mono);font-size:17px;color:var(--accent);letter-spacing:-0.02em;line-height:1.2}
.issuers p span{display:block;font-size:12px;color:var(--fg-dim);line-height:1.35}
.cfeat .feature-body{display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:start}
@media(max-width:620px){.cfeat .feature-body{grid-template-columns:1fr;gap:16px}}
.cfeat .logos{display:flex;gap:8px}
.cfeat .logo{width:56px;height:56px;border-radius:14px}
.cfeat .logo.brand img{inset:11px;width:calc(100% - 22px);height:calc(100% - 22px)}
.cfeat .tagline{margin-bottom:14px}
.cred{display:grid;grid-template-columns:auto 1fr;gap:4px 14px;font-size:12.5px;margin-bottom:16px}
.cred dt{font-family:var(--mono);font-size:10.5px;color:var(--fg-faint);text-transform:uppercase;letter-spacing:.06em;padding-top:2px}
.cred dd{color:var(--fg-dim);min-width:0}
.cred dd.id{font-family:var(--mono);font-size:11px;overflow-wrap:anywhere;color:var(--fg-faint)}
.cred a{color:var(--accent);border-bottom:1px solid var(--accent-dim)}
.applied,.card .applied{flex:none;font-size:12.3px;color:var(--fg-faint);line-height:1.5}
.applied b{font-family:var(--mono);font-size:10px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);font-weight:600;margin-right:4px}
.applied a{color:var(--fg-dim);border-bottom:1px solid var(--line)}
.applied a:hover{color:var(--accent);border-color:var(--accent-dim)}

/* ================= article pages ================= */
.article-container{max-width:900px;margin:0 auto;padding:0 20px}
.article-cover{border-radius:16px;overflow:hidden;margin:40px 0;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.mailserver-cover{--topic:#a5f3fc;--topic-rgb:6,182,212}
.geoblood-cover{--topic:#fca5a5;--topic-rgb:239,68,68}
html[data-theme="light"] .mailserver-cover{--topic:#0e7490}
html[data-theme="light"] .geoblood-cover{--topic:#b91c1c}
.cover-content{padding:40px 0}
.cover-meta{font-family:var(--mono);font-size:11px;letter-spacing:1.5px;color:var(--fg-faint);margin-bottom:24px;text-transform:uppercase}
.article-cover h1{font-size:3em;line-height:1.1;margin:0 0 20px;font-weight:700;color:var(--topic)}
.cover-subtitle{font-size:16px;line-height:1.6;color:var(--fg-dim);margin:0 0 30px}
.cover-tags{display:flex;gap:8px;flex-wrap:wrap}
.cover-tags span{font-family:var(--mono);background:rgba(var(--topic-rgb),.1);border:1px solid rgba(var(--topic-rgb),.3);
  color:var(--topic);padding:6px 12px;border-radius:6px;font-size:12px}
.cover-visual{display:flex;align-items:center;justify-content:center}
.cover-visual svg{width:100%;max-width:280px;height:auto}
.dns-viz text{fill:var(--topic)}
.article-highlights{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:60px 0}
.highlight{background:var(--bg-soft);border-radius:12px;padding:24px;border:1px solid var(--line);transition:border-color .25s}
.highlight:hover{border-color:var(--accent-dim)}
.highlight h3{font-size:1.1em;margin:0 0 12px}
.highlight p{margin:0;font-size:14px;line-height:1.6;color:var(--fg-dim)}
.article-footer-section{text-align:center;padding:50px 0 30px;border-top:1px solid var(--line);margin-top:50px}
.author-line{font-size:14px;color:var(--fg-faint);margin-bottom:30px}
.author-line .sep{margin:0 8px;opacity:.3}
.cta-primary{margin:40px 0}
.btn-hackernoon{display:inline-flex;align-items:center;background:linear-gradient(135deg,#1a1a1a 0%,#2d2d2d 100%);
  border:1.5px solid #444;color:#fff;padding:14px 28px;border-radius:8px;font-weight:600;font-size:15px;transition:all .3s}
.btn-hackernoon:hover{background:linear-gradient(135deg,#2d2d2d 0%,#3d3d3d 100%);border-color:#555;transform:translateY(-2px)}
.related-links{display:flex;gap:16px;justify-content:center;margin-top:30px;flex-wrap:wrap}
.link-btn{color:var(--fg-faint);border-bottom:2px solid transparent;padding:0 0 4px;transition:all .2s}
.link-btn:hover{color:var(--fg);border-color:var(--fg-faint)}
@media(max-width:768px){
  .article-cover{grid-template-columns:1fr;gap:30px}
  .article-cover h1{font-size:2.2em}
  .article-highlights{grid-template-columns:1fr}
  .cover-visual{max-height:200px}
}
@media(max-width:600px){
  .cover-content{padding:30px 0}
  .article-cover h1{font-size:1.8em;margin-bottom:16px}
  .cover-subtitle{font-size:14px}
  .cover-tags{gap:6px}
  .cover-tags span{font-size:11px;padding:5px 10px}
}

/* ================= interaction layer (motion.js adds .gsap-on) ================= */
/* GSAP owns transforms on these; CSS keeps only colour transitions */
.gsap-on :is(.btn,.nav-cv,.chip,.filters button,.shots-btn,.badges a,#themeBtn,.card-link,.btn-hackernoon,.ig-facade,.link-btn,.card,.wcard,.ops,.highlight){
  transition-property:color,background-color,border-color,opacity,box-shadow}
.gsap-on :is(.btn,.nav-cv,a.chip,button.chip,#themeBtn,.btn-hackernoon,.ig-facade,.card,.wcard,.ops):hover{transform:none}
.gsap-on :is(.btn,.nav-cv,.chip,.filters button,.shots-btn,.badges a,#themeBtn,.card-link,.btn-hackernoon,.ig-facade,.link-btn){
  position:relative;overflow:hidden;isolation:isolate}
.gsap-on #toTop{overflow:hidden;isolation:isolate}
.ripple{position:absolute;border-radius:50%;background:currentColor;pointer-events:none;z-index:-1}
/* sliding pill behind the active filter / tab */
.gsap-on .filters{position:relative}
.gsap-on .filters button{z-index:1}
.gsap-on .filters button.on{background:transparent;border-color:transparent}
.f-pill{position:absolute;left:0;top:0;border-radius:999px;background:var(--accent);pointer-events:none;z-index:0}
/* nav pill follows hover, rests on the active section */
.gsap-on .nav-links{position:relative}
.gsap-on .nav-links a{position:relative;z-index:1}
.gsap-on .nav-links a:hover{background:transparent}
.nav-pill{position:absolute;left:0;top:0;bottom:0;width:0;border-radius:6px;background:var(--bg-soft);
  border:1px solid var(--line);pointer-events:none}
/* accordion and Q&A heights are animated by GSAP */
.gsap-on .job .bullets{transition:none;max-height:none!important;overflow:hidden}
.gsap-on .job[data-open="0"] .bullets{margin:0}
.gsap-on .qa-body{overflow:hidden}
.gsap-on .shotset.swap{animation:none}
.chip.ok{color:var(--accent);border-color:var(--accent-dim)}
/* inline links: accent underline grows on hover */
:is(.lede a,.bullets li a,.job-sub a,.more-certs a,.cs-meta a,.prose a){background:linear-gradient(var(--accent),var(--accent)) 0 100%/0 1px no-repeat;
  background-origin:border-box;transition:background-size .35s cubic-bezier(.2,.7,.3,1),color .2s}
:is(.lede a,.bullets li a,.job-sub a,.more-certs a,.cs-meta a,.prose a):hover{background-size:100% 1px}
footer .right a{background:linear-gradient(var(--accent),var(--accent)) 0 100%/0 1px no-repeat;transition:background-size .3s,color .2s}
footer .right a:hover{background-size:100% 1px}
.certs a{transition:background .2s,color .2s,translate .25s cubic-bezier(.2,.7,.3,1)}
.certs a:hover{translate:4px 0}
/* theme switch: circular reveal via the View Transitions API */
::view-transition-old(root),::view-transition-new(root){animation:none;mix-blend-mode:normal}
html.vt *{transition:none!important}

/* ================= project visuals (project-viz.js) ================= */
.fvis{position:relative;height:270px;border-top:1px solid var(--line);background:var(--bg)}
.fvis canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.fvis.solo{height:320px;border:1px solid var(--line);border-radius:14px;overflow:hidden;margin-bottom:14px}
.viz-status{position:absolute;left:12px;top:12px;z-index:2;max-width:calc(100% - 24px);margin:0;
  display:inline-flex;align-items:center;gap:7px;font-family:var(--mono);font-size:11px;line-height:1.4;
  padding:4px 10px;border-radius:999px;color:var(--accent);border:1px solid var(--accent-dim);
  background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(6px);white-space:nowrap}
.viz-status .viz-text{overflow:hidden;text-overflow:ellipsis}
.viz-status .dot{flex:none}
.viz-status[data-tone="warn"]{color:var(--warn);border-color:color-mix(in srgb,var(--warn) 45%,transparent)}
.viz-status[data-tone="warn"] .dot{background:var(--warn);animation-duration:.8s}
.viz-status[data-tone="gb"]{color:var(--gb);border-color:color-mix(in srgb,var(--gb) 40%,transparent)}
.viz-status[data-tone="gb"] .dot{background:var(--gb)}
.viz-hint{position:absolute;right:12px;bottom:9px;z-index:2;font-family:var(--mono);font-size:10px;color:var(--fg-faint);pointer-events:none}
.fvis[data-viz="geomatch"] .viz-hint{right:auto;left:12px}
/* 3D phone showing the real GeoBlood screens */
.phone3d{position:absolute;right:26px;bottom:14px;width:106px;z-index:3;transform-style:preserve-3d;
  transform:perspective(1100px) rotateY(-16deg) rotateX(6deg)}
.phone-body{position:relative;padding:4px;border-radius:20px;transform-style:preserve-3d;
  background:linear-gradient(150deg,#3a3d43,#111214 45%,#26282c);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.1),-14px 28px 44px -16px rgba(0,0,0,.6)}
.phone-body::before{content:"";position:absolute;inset:0;border-radius:inherit;background:#050506;transform:translateZ(-9px)}
.phone-body::after{content:"";position:absolute;left:-2px;top:22%;width:2px;height:12%;border-radius:2px;background:#2a2c30}
.screen{position:relative;aspect-ratio:420/914;border-radius:16px;overflow:hidden;background:#000}
.screen img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .5s ease}
.screen img.on{opacity:1}
.glare{position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(115deg,transparent 30%,rgba(255,255,255,.14) 45%,transparent 58%)}
@media(min-width:860px){
  .fvis{height:290px}
  .feature .phone3d{width:156px;right:44px;bottom:18px}   /* rises out of the band beside the copy */
  .phone-body{padding:5px;border-radius:26px}.screen{border-radius:21px}
  .fvis.solo .phone3d{width:128px;right:40px;bottom:16px}
}
@media(max-width:520px){.fvis{height:250px}.phone3d{width:92px;right:12px;bottom:12px}.fvis.solo{height:290px}}
@media print{.fvis{display:none}}