:root{--bg:#111214;--panel:#191b1e;--panel-hi:#202328;--text:#f4f1ed;--muted:#a6a3a0;--line:#2b2e33;--orange:#f1872d;--orange-soft:#ffad68}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16px;line-height:1.65}a{color:inherit;text-decoration:none}a:focus-visible{outline:3px solid var(--orange);outline-offset:4px}.site-header{height:72px;padding:0 max(24px,calc((100vw - 1080px)/2));display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:rgba(17,18,20,.92);backdrop-filter:blur(14px);position:sticky;top:0;z-index:10}.brand{display:flex;align-items:center;gap:12px;font-weight:750;letter-spacing:-.02em}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--orange);color:#17120e;font-size:12px;letter-spacing:.04em}nav{display:flex;gap:32px;color:var(--muted);font-size:14px}nav a:hover{color:var(--orange-soft)}.page-shell{width:min(1080px,calc(100% - 48px));margin:auto}.hero{min-height:640px;padding:86px 0 94px;border-bottom:1px solid var(--line)}.eyebrow{color:var(--orange);text-transform:uppercase;letter-spacing:.18em;font-weight:800;font-size:12px;margin:0 0 24px}.hero-grid{display:grid;grid-template-columns:145px 1fr;align-items:center;gap:32px}.portrait-wrap{position:relative;width:140px;height:140px}.portrait{width:140px;height:140px;border-radius:50%;object-fit:cover;object-position:50% 26%;filter:saturate(.9) contrast(1.03);position:relative;z-index:1}.portrait-ring{position:absolute;inset:-6px;border:1px solid rgba(241,135,45,.55);border-radius:50%;transform:translate(8px,5px)}h1{font-size:clamp(62px,8vw,94px);line-height:.86;letter-spacing:-.065em;margin:0}h1 span,h1 strong{display:block}h1 strong{color:var(--orange);font-weight:800}.hero-role{margin:24px 0 0;font-size:clamp(20px,2.6vw,29px);color:#d6d2ce;letter-spacing:-.025em}.hero-role span{color:var(--orange)}.hero-intro{color:var(--muted);font-size:20px;max-width:720px;line-height:1.55;margin:46px 0 34px}.hero-actions{display:flex;flex-wrap:wrap;gap:14px}.button{min-height:48px;padding:11px 22px;border-radius:7px;display:inline-flex;align-items:center;gap:10px;font-weight:750;border:1px solid var(--orange);transition:.2s ease}.button-primary{background:var(--orange);color:#16110d}.button-outline{color:var(--orange-soft)}.button:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.25)}.section{padding:94px 0;border-bottom:1px solid var(--line)}.split-section{display:grid;grid-template-columns:.85fr 1.35fr;gap:90px}h2{font-size:clamp(34px,4.8vw,53px);line-height:1.06;letter-spacing:-.045em;margin:0}.prose{color:var(--muted);font-size:17px}.prose p:first-child{margin-top:0;color:#d7d4d0}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:40px}.section-heading p{color:var(--muted);max-width:430px;margin:0;text-align:right}.card-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.project-card{min-height:310px;border:1px solid var(--line);border-radius:12px;background:var(--panel);padding:28px;display:flex;flex-direction:column;transition:.2s ease}a.project-card:hover{border-color:rgba(241,135,45,.6);background:var(--panel-hi);transform:translateY(-3px)}.card-top{display:flex;justify-content:space-between;align-items:center}.card-marker{width:40px;height:40px;display:grid;place-items:center;border-radius:9px;background:#29251f;color:var(--orange-soft);font-weight:850;font-size:13px}.tag{border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:6px 11px;color:#bbb7b2;font-size:12px}.project-card h3,.interest h3,.cert h3{font-size:21px;letter-spacing:-.025em;margin:24px 0 10px}.project-card p,.interest p{margin:0;color:var(--muted);font-size:15px}.card-footer{margin-top:auto;padding-top:22px;color:var(--orange-soft);font-size:13px;display:flex;justify-content:space-between}.cert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.cert{min-height:175px;padding:24px;border:1px solid var(--line);border-radius:10px;background:linear-gradient(145deg,var(--panel),#151619)}.cert>span{color:var(--orange);font-size:11px;font-weight:850;letter-spacing:.12em}.cert h3{margin:18px 0 3px;font-size:18px}.cert p{margin:0;color:var(--muted);font-size:13px}.personal-section{border-bottom:0}.interest-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.interest{border-top:2px solid var(--orange);background:linear-gradient(180deg,var(--panel) 0,rgba(25,27,30,.4) 100%);padding:26px;min-height:220px}.interest>span{color:var(--orange);font-size:12px;font-weight:800}.contact-section{margin:10px 0 96px;padding:76px;border-radius:16px;background:var(--panel);border:1px solid var(--line);text-align:center}.contact-section>p:not(.eyebrow){color:var(--muted);max-width:620px;margin:22px auto 38px}.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;text-align:left}.contact-grid a{display:grid;grid-template-columns:1fr auto;align-items:end;gap:3px 10px;padding:20px;border:1px solid var(--line);border-radius:8px;background:var(--bg)}.contact-grid a:hover{border-color:var(--orange)}.contact-grid span:first-child{grid-column:1/-1;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.1em}.contact-grid strong{font-size:14px;overflow-wrap:anywhere}.contact-grid b{color:var(--orange)}footer{border-top:1px solid var(--line);min-height:90px;padding:28px max(24px,calc((100vw - 1080px)/2));display:flex;justify-content:space-between;align-items:center;color:#7f7d7a;font-size:13px}@media(max-width:760px){.site-header{height:64px}nav a:not(:last-child){display:none}nav{gap:0}.page-shell{width:min(100% - 34px,1080px)}.hero{padding:64px 0 72px;min-height:auto}.hero-grid{grid-template-columns:92px 1fr;gap:20px}.portrait-wrap,.portrait{width:88px;height:88px}h1{font-size:clamp(48px,15vw,68px)}.hero-intro{font-size:18px}.section{padding:72px 0}.split-section{grid-template-columns:1fr;gap:36px}.section-heading{align-items:start;flex-direction:column}.section-heading p{text-align:left}.card-grid,.interest-grid,.contact-grid,.cert-grid{grid-template-columns:1fr}.project-card{min-height:290px}.contact-section{padding:52px 20px;margin-bottom:58px}footer{flex-direction:column;gap:6px;align-items:flex-start}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
/* v0.3 certification groups */
.text-link{color:var(--orange-soft);border-bottom:1px solid rgba(255,173,104,.45)}
.text-link:hover{border-color:var(--orange-soft)}
.cert-groups{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.cert-group{padding:28px;border:1px solid var(--line);border-radius:12px;background:linear-gradient(145deg,var(--panel),#151619)}
.cert-group-title{display:flex;align-items:center;gap:15px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.cert-group-title>span{display:grid;place-items:center;width:40px;height:40px;border-radius:9px;background:#29251f;color:var(--orange-soft);font-weight:850;font-size:12px}
.cert-group-title p{margin:0;color:var(--orange);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.12em}
.cert-group-title h3{margin:2px 0 0;font-size:19px;letter-spacing:-.025em}
.cert-group ul{list-style:none;margin:20px 0 0;padding:0}
.cert-group li{position:relative;padding:10px 0 10px 20px;color:#c3bfbb;font-size:14px;border-bottom:1px solid rgba(255,255,255,.055)}
.cert-group li:last-child{border-bottom:0}
.cert-group li::before{content:"";position:absolute;left:0;top:19px;width:6px;height:6px;border-radius:50%;background:var(--orange)}
@media(max-width:760px){.cert-groups{grid-template-columns:1fr}}
/* v0.4 compact credential ledger */
.credential-ledger{border-top:1px solid var(--line)}
.credential-section{display:grid;grid-template-columns:minmax(250px,.75fr) 1.6fr;gap:42px;padding:28px 4px;border-bottom:1px solid var(--line)}
.credential-section header{display:flex;align-items:flex-start;gap:15px}
.credential-section header>span{display:grid;place-items:center;flex:0 0 36px;height:36px;border-radius:8px;background:#29251f;color:var(--orange-soft);font-size:11px;font-weight:850}
.credential-section header p{margin:0;color:var(--orange);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.12em}
.credential-section header h3{margin:2px 0 0;font-size:18px;line-height:1.3;letter-spacing:-.02em}
.credential-section ul{display:grid;grid-template-columns:1fr 1fr;gap:0 26px;list-style:none;margin:0;padding:0}
.credential-section li{position:relative;padding:7px 0 7px 17px;color:#c8c4c0;font-size:14px}
.credential-section li::before{content:"✓";position:absolute;left:0;top:7px;color:var(--orange);font-size:12px;font-weight:900}
.footer-main{display:flex;width:100%;justify-content:space-between;align-items:center}
.update-link{width:max-content;color:#6f6d6a;font-size:12px;border-bottom:1px solid transparent}
.update-link:hover{color:var(--orange-soft);border-color:var(--orange-soft)}
footer{flex-direction:column;justify-content:center;align-items:stretch;gap:5px}.update-link{align-self:flex-start}
@media(max-width:760px){.credential-section{grid-template-columns:1fr;gap:14px;padding:24px 0}.credential-section ul{grid-template-columns:1fr}.footer-main{flex-direction:column;align-items:flex-start;gap:2px}.update-link{margin-top:2px}}
/* v0.5 IUF Workplaces role */
.day-job{position:relative}
.day-job::before{content:"";position:absolute;left:0;top:94px;width:4px;height:76px;border-radius:4px;background:var(--orange)}
.day-job-heading{display:grid;grid-template-columns:1fr auto;gap:48px;align-items:start;padding-left:28px}
.role-kicker{display:block;margin:-10px 0 10px;color:#d0ccc8;font-size:14px;font-weight:750}
.day-job-heading h2{max-width:720px}
.company-link{display:grid;grid-template-columns:1fr auto;min-width:190px;padding:18px 20px;border:1px solid var(--line);border-radius:10px;background:var(--panel);transition:.2s ease}
.company-link:hover{border-color:var(--orange);transform:translateY(-2px)}
.company-link span{grid-column:1/-1;color:var(--orange);font-size:12px;font-weight:850;letter-spacing:.15em}
.company-link strong{font-size:18px}
.company-link b{color:var(--orange);font-weight:700}
.day-job-intro{max-width:830px;margin:38px 0 36px;padding-left:28px;color:var(--muted);font-size:18px;line-height:1.65}
.responsibility-grid{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.responsibility-grid article{min-height:190px;padding:26px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.responsibility-grid article>span{color:var(--orange);font-size:11px;font-weight:850}
.responsibility-grid h3{margin:12px 0 8px;font-size:18px;letter-spacing:-.02em}
.responsibility-grid p{margin:0;color:var(--muted);font-size:14px}
@media(max-width:760px){.day-job::before{top:72px;height:60px}.day-job-heading{grid-template-columns:1fr;gap:24px;padding-left:20px}.company-link{min-width:0;width:100%}.day-job-intro{padding-left:20px;margin-top:28px}.responsibility-grid{grid-template-columns:1fr}.responsibility-grid article{min-height:0}}
/* v0.6 IUF-inspired Workplaces feature */
.day-job.iuf-feature{margin:94px 0;padding:72px 54px 0;border:1px solid #132d4a;border-radius:22px;background:radial-gradient(circle at 0 100%,rgba(78,28,101,.34),transparent 36%),radial-gradient(circle at 100% 30%,rgba(0,96,154,.26),transparent 38%),#030a25;overflow:hidden}
.day-job.iuf-feature::before{content:none}
.iuf-intro{text-align:center;max-width:810px;margin:0 auto}
.iuf-label{margin:0 0 16px;color:#8fa6bf;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.15em}
.iuf-intro h2{font-size:clamp(36px,5vw,58px);line-height:1.1;color:#fff}
.iuf-intro h2 em{font-weight:500;font-style:italic;background:linear-gradient(90deg,#00bfff 8%,#45d2b6 48%,#f45a91 94%);-webkit-background-clip:text;background-clip:text;color:transparent}
.iuf-intro>p:last-child{max-width:720px;margin:24px auto 0;color:#b9c3d2;font-size:17px}
.iuf-intro a{color:#fff;font-weight:750;border-bottom:1px solid #16bfe6}
.iuf-services{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:60px auto 56px;max-width:880px}
.iuf-services article{display:flex;min-height:310px;padding:34px 30px;flex-direction:column;align-items:center;text-align:center;border:1px solid #173557;border-radius:12px;background:linear-gradient(145deg,#0b1932,#071128);transition:.2s ease}
.iuf-services article:hover{border-color:rgba(22,191,230,.65);background:linear-gradient(145deg,#10213e,#09162f);transform:translateY(-3px);box-shadow:0 12px 28px rgba(0,0,0,.2)}
.iuf-icon{display:grid;place-items:center;width:100px;height:100px;margin:0 auto 22px;border-radius:50%;background:#0b3152;box-shadow:0 0 0 1px rgba(78,177,224,.12)}
.iuf-icon svg{display:block;width:46px!important;height:46px!important;max-width:46px;max-height:46px;overflow:visible;flex:none}
.iuf-services h3{margin:0;color:#fff;font-size:19px;line-height:1.35;letter-spacing:-.02em}
.iuf-services p{max-width:330px;margin:12px auto 0;color:#97a8bc;font-size:14px;line-height:1.6;text-align:center}
.iuf-result{margin:0 -54px;padding:36px 28px 40px;border-radius:22px 22px 0 0;background:linear-gradient(100deg,#1d1e3b,#182845);text-align:center}
.iuf-result span{display:block;margin-bottom:7px;font-size:20px;font-style:italic;background:linear-gradient(90deg,#00bfff,#45d2b6,#f45a91);-webkit-background-clip:text;background-clip:text;color:transparent}
.iuf-result strong{display:block;color:#fff;font-size:clamp(20px,3vw,30px);line-height:1.38;letter-spacing:-.02em}
@media(max-width:900px){.iuf-services{gap:14px}.iuf-services article{padding:30px 20px}.iuf-services p{max-width:280px}}
@media(max-width:600px){.day-job.iuf-feature{margin:72px 0;padding:52px 22px 0;border-radius:16px}.iuf-services{grid-template-columns:1fr;gap:10px;margin:48px 0}.iuf-services article{min-height:0;padding:26px 10px 38px}.iuf-icon{width:88px;height:88px}.iuf-services p{max-width:290px}.iuf-result{margin:0 -22px;padding:30px 18px 34px;border-radius:16px 16px 0 0}.iuf-result strong br{display:none}}