:root{color-scheme:light;--bg:#fff;--surface:#f5f7fa;--text:#111318;--muted:#4f5663;--line:#d7dde5;--blue:#0f62fe;--on-blue:#fff;--max:1180px;--article:760px}html[data-theme=dark]{color-scheme:dark;--bg:#0d1117;--surface:#161b22;--text:#f4f7fb;--muted:#c1c8d2;--line:#39424e;--blue:#78a9ff;--on-blue:#07111f}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65}a{color:var(--text);text-underline-offset:.18em}img{max-width:100%;height:auto}.shell{width:min(calc(100% - 40px),var(--max));margin:auto}.page-shell,.privacy-shell{width:min(calc(100% - 40px),var(--article));margin:auto}.skip-link{position:fixed;top:-80px;left:12px;z-index:2000;background:var(--text);color:var(--bg);padding:10px}.skip-link:focus{top:12px}.screen-reader-text{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.site-header{position:sticky;top:0;z-index:1000;background:color-mix(in srgb,var(--bg) 94%,transparent);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}.scroll-progress{position:absolute;bottom:-1px;height:2px;background:var(--blue)}.header-row{height:72px;display:flex;align-items:center;justify-content:space-between}.identity{display:flex;align-items:center;gap:8px;text-decoration:none;font-weight:800}.menu-avatar{width:32px;height:32px;border-radius:50%;object-fit:cover;object-position:center top}.identity-badge{display:inline-flex;width:18px;height:18px}.identity-badge svg{fill:#0f62fe}.identity-badge path{fill:none;stroke:#fff;stroke-width:2}.site-nav,.site-nav ul{display:flex;align-items:center;gap:22px}.site-nav ul{list-style:none;margin:0;padding:0}.site-nav a{text-decoration:none;font-weight:650}.theme-toggle,.menu-toggle{border:1px solid var(--line);background:var(--surface);color:var(--text)}.theme-toggle{width:40px;height:40px;border-radius:50%}.menu-toggle{display:none;width:42px;height:42px}.menu-toggle span{display:block;height:2px;background:currentColor;margin:5px}.hero,.page-hero{padding:74px 0}.hero-grid,.page-grid{display:grid;grid-template-columns:1.2fr .65fr;gap:65px;align-items:center}.hero-photo,.page-photo{width:100%;max-width:420px;aspect-ratio:4/5;object-fit:cover;object-position:center top}.eyebrow,.meta{color:var(--blue)!important;text-transform:uppercase;letter-spacing:.11em;font-size:.78rem;font-weight:800}h1,h2,h3{color:var(--text);line-height:1.08;letter-spacing:-.04em;text-wrap:balance}h1{font-size:clamp(3rem,7vw,6rem)}h2{font-size:clamp(2rem,4vw,4rem)}.lead{color:var(--muted)!important;font-size:clamp(1.1rem,1.7vw,1.35rem)}.actions{display:flex;gap:12px;flex-wrap:wrap}.button{display:inline-flex;padding:10px 18px;border-radius:999px;text-decoration:none;font-weight:750}.primary{background:var(--blue);color:var(--on-blue)!important}.secondary{border:1px solid var(--line);background:var(--surface)}.section{padding:90px 0;border-top:1px solid var(--line);background:var(--bg)}.cards,.post-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.cards article,.post-card{padding:26px;background:var(--surface);border:1px solid var(--line)}.card-image{display:block;aspect-ratio:16/10}.card-image img{width:100%;height:100%;object-fit:cover}.expertise-list{border-top:1px solid var(--line)}.expertise-list article{display:grid;grid-template-columns:60px 1fr;gap:20px;padding:30px 0;border-bottom:1px solid var(--line)}.expertise-list span{color:var(--blue);font-weight:800}.expertise-list h2{font-size:clamp(1.6rem,3vw,2.6rem);margin:0}.expertise-list p,.article-head .meta{color:var(--muted)}.executive-page,.executive-page>section,.executive-page p,.executive-page li{color:var(--text)!important}.preserved{background:var(--surface)!important}.connect{text-align:center}.topic-links{display:flex;flex-wrap:wrap;gap:10px}.topic-links a{padding:9px 14px;border:1px solid var(--line);border-radius:999px;background:var(--surface);text-decoration:none}.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:.86rem;margin-bottom:24px}.article-head{padding:60px 0}.wide-image{width:min(calc(100% - 32px),1320px);margin:auto}.wide-image img{width:100%;max-height:720px;object-fit:cover}.article-content{font-family:Georgia,"Times New Roman",serif;font-size:1.16rem;line-height:1.8;padding:50px 0}.post-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:36px}.post-tags span{padding:7px 10px;background:var(--surface)}.linkedin-share{display:flex;justify-content:space-between;align-items:center;margin-top:40px;padding:20px 0;border-block:1px solid var(--line);font-family:system-ui}.linkedin-share a{background:#0a66c2;color:#fff!important;padding:10px 16px;border-radius:999px;text-decoration:none}.post-navigation{padding:40px 0;display:flex;justify-content:space-between}.comments{padding:40px 0}.policy{font-size:1.06rem}.policy aside{padding:20px;background:var(--surface);border-left:4px solid var(--blue)}.search-form{display:flex;gap:8px}.search-form label{flex:1}.search-form input{width:100%;padding:12px;border:1px solid var(--line);background:var(--surface);color:var(--text)}.search-form button{padding:12px 18px;border:0;background:var(--blue);color:var(--on-blue)}.site-footer{padding:60px 0 28px;border-top:1px solid var(--line);background:var(--surface)}.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.footer-statement,.footer-copyright{grid-column:1/-1;display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:9px;text-align:center;border-top:1px solid var(--line);padding-top:20px;color:var(--muted);font-size:.92rem}.footer-copyright{border-top:0;padding-top:0}.heart{color:#e01e5a;font-size:1.05em}@media(max-width:900px){.menu-toggle{display:block}.site-nav{display:none;position:absolute;top:72px;left:0;right:0;background:var(--bg);padding:20px;flex-direction:column}.site-nav.open{display:flex}.site-nav ul{flex-direction:column}.hero-grid,.page-grid{grid-template-columns:1fr}.cards,.post-grid{grid-template-columns:1fr}.hero-photo,.page-photo{max-width:320px;aspect-ratio:1/1}}@media(max-width:640px){.shell,.page-shell,.privacy-shell{width:min(calc(100% - 28px),var(--max))}.section{padding:62px 0}.expertise-list article{grid-template-columns:42px 1fr}.footer-grid{grid-template-columns:1fr}.linkedin-share{align-items:flex-start;flex-direction:column}.linkedin-share a{width:100%;text-align:center}.footer-statement{flex-direction:column;gap:4px}.footer-statement>span[aria-hidden="true"]{display:none}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* About and resume integration v9.2 */
.about-actions{margin-top:28px}.about-story p{font-size:1.12rem;color:var(--muted);margin:0 0 1.35em}.about-story h2{margin-bottom:30px}.about-value-cards{grid-template-columns:repeat(2,1fr)}.resume-feature{display:grid;grid-template-columns:minmax(0,.9fr) minmax(360px,1.1fr);gap:60px;align-items:center}.resume-preview{min-height:620px;background:var(--surface);border:1px solid var(--line);box-shadow:0 18px 55px rgba(0,0,0,.08)}.resume-preview object{display:block;width:100%;height:620px}.resume-feature .actions{margin-top:28px}@media(max-width:900px){.resume-feature{grid-template-columns:1fr}.resume-preview,.resume-preview object{min-height:560px;height:560px}}@media(max-width:640px){.about-value-cards{grid-template-columns:1fr}.about-actions .button,.resume-feature .button{width:100%;justify-content:center}.resume-preview,.resume-preview object{min-height:460px;height:460px}}

/* Certifications integration v9.3 */
.certifications-section{background:var(--surface)}.certifications-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:44px;align-items:end}.certifications-head h2{margin:.25em 0}.certifications-head .button{white-space:nowrap}.credential-note{margin-top:38px;padding:24px;border:1px solid var(--line);border-left:4px solid var(--blue);background:var(--bg)}.credential-note strong{display:block;font-size:1.05rem}.credential-note p{margin:.5rem 0 0;color:var(--muted)}@media(max-width:760px){.certifications-head{grid-template-columns:1fr;align-items:start}.certifications-head .button{width:100%;justify-content:center}}

/* v9.4 modernization, credentials, gallery */
.theme-toggle{display:grid;place-items:center;position:relative;overflow:hidden}.theme-toggle span{grid-area:1/1;transition:transform .25s,opacity .25s}.theme-moon{opacity:0;transform:rotate(-25deg) scale(.65)}html[data-theme=dark] .theme-sun{opacity:0;transform:rotate(25deg) scale(.65)}html[data-theme=dark] .theme-moon{opacity:1;transform:none}.credential-grid{margin-top:38px}.credential-card{display:grid;grid-template-columns:96px 1fr;gap:24px;padding:28px;background:var(--bg);border:1px solid var(--line);border-radius:18px;box-shadow:0 16px 45px rgba(0,0,0,.06)}.credential-mark{width:88px;height:88px;border-radius:22px;display:grid;place-items:center;background:#0f62fe;color:#fff;font-weight:900;font-size:1.35rem;letter-spacing:.08em}.credential-card h3{font-size:1.6rem;margin:.3rem 0}.credential-card p{color:var(--muted)}.credential-card a{font-weight:750;color:var(--blue)}.gallery-grid{columns:3 280px;column-gap:18px}.gallery-item{break-inside:avoid;margin:0 0 18px;background:var(--surface);border:1px solid var(--line);overflow:hidden;border-radius:16px}.gallery-item img{display:block;width:100%;height:auto;transition:transform .35s}.gallery-item:hover img{transform:scale(1.025)}.gallery-item figcaption{padding:12px 14px;color:var(--muted);font-size:.9rem}.gallery-empty{padding:48px;background:var(--surface);border:1px solid var(--line);border-radius:18px;text-align:center}.site-header,.cards article,.post-card,.resume-preview,.credential-card{border-radius:14px}.button{transition:transform .2s,box-shadow .2s}.button:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(15,98,254,.18)}@media(max-width:640px){.credential-card{grid-template-columns:1fr}.gallery-grid{columns:2 150px}}

/* Footer link separation v9.4.1 */
.footer-links{display:inline-flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}.footer-links a{display:inline-flex;padding:4px 2px;white-space:nowrap}.footer-link-divider{color:var(--muted);opacity:.65}@media(max-width:640px){.footer-links{gap:10px}.footer-links a{padding:8px 4px}.footer-link-divider{display:inline-block}}

/* Selective gallery and leadership badge v9.4.2 */
.credential-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.credential-image{width:96px;height:96px;object-fit:contain;align-self:start}.credential-card{align-items:start}@media(max-width:760px){.credential-grid{grid-template-columns:1fr}}

/* Header theme control placement v9.4.3 */
.header-row{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:24px}.site-nav{justify-self:end}.header-utilities{display:flex;align-items:center;justify-content:flex-end;gap:10px;min-width:44px}.theme-toggle{flex:0 0 44px;width:44px;height:44px;border-radius:50%;cursor:pointer;touch-action:manipulation}.theme-toggle:focus-visible,.menu-toggle:focus-visible{outline:3px solid color-mix(in srgb,var(--blue) 70%,white);outline-offset:3px}.theme-toggle:hover{border-color:var(--blue);background:color-mix(in srgb,var(--surface) 78%,var(--blue))}@media(max-width:900px){.header-row{grid-template-columns:minmax(0,1fr) auto;gap:14px}.header-utilities{grid-column:2;grid-row:1}.site-nav{grid-column:1/-1;justify-self:stretch}.menu-toggle{display:block;flex:0 0 44px;width:44px;height:44px}.theme-toggle{display:grid!important}.site-nav .theme-toggle{display:none!important}}@media(max-width:420px){.identity span{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.header-utilities{gap:8px}}

/* v9.5.2 portrait and resume mobile fix */
.homepage-portrait,.site-page-portrait{display:block;max-width:420px;margin-inline:auto}.homepage-portrait img,.site-page-portrait img{display:block;width:100%;height:auto;aspect-ratio:2/3;object-fit:contain;object-position:center;border-radius:20px;background:var(--surface);box-shadow:0 20px 55px rgba(17,19,24,.12)}@media(max-width:760px){.resume-preview{display:none}.resume-feature{grid-template-columns:1fr}.resume-feature .actions{display:grid;grid-template-columns:1fr;gap:12px}.resume-feature .actions .button{width:100%;justify-content:center}.homepage-portrait,.site-page-portrait{max-width:340px}}

/* v9.6.0 master optimization */
:focus-visible{outline:3px solid var(--blue);outline-offset:4px}.button,.topic-links a,.text-link{min-height:44px}.text-link{display:inline-flex;align-items:center;gap:.35rem;font-weight:800;text-underline-offset:.25em}.section-action{margin-top:28px}.centered{justify-content:center}.credibility-strip{padding:22px 0;border-block:1px solid var(--line);background:var(--surface)}.credibility-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;list-style:none;margin:0;padding:0}.credibility-list li{font-weight:800;text-align:center}.expertise-cards article,.featured-speaking article{border-top:4px solid var(--blue)}.split-feature{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,6vw,72px);align-items:start}.experience-panel{padding:clamp(26px,4vw,44px);background:var(--surface);border:1px solid var(--line);border-radius:20px}.experience-panel h2{font-size:clamp(1.7rem,3vw,2.7rem)}@media(max-width:900px){.credibility-list,.split-feature{grid-template-columns:1fr 1fr}}@media(max-width:640px){.credibility-list,.split-feature{grid-template-columns:1fr}.credibility-list li{text-align:left}.section{padding:64px 0}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.cards article:hover,.post-card:hover{transform:none}}

/* ===== v9.5.0 additions ===== */
.button.primary:focus-visible,.button.secondary:focus-visible{outline-offset:4px}

/* stat strip */
.stat-section{padding:10px 0 0}
.stat-strip{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.stat-strip li{padding:22px;background:var(--surface);border:1px solid var(--line);border-radius:14px}
.stat-strip strong{display:block;font-size:clamp(2rem,4vw,2.8rem);line-height:1;color:var(--blue)}
.stat-strip span{display:block;margin-top:8px;color:var(--muted);font-size:.95rem}

/* highlights */
.highlight-list{list-style:none;margin:28px 0 0;padding:0;border-top:1px solid var(--line)}
.highlight-list li{display:grid;grid-template-columns:170px minmax(0,1fr);gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}
.highlight-when{color:var(--blue);font-weight:800}
.highlight-list p{margin:0;color:var(--muted)}

/* testimonials */
.testimonials{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:28px}
.testimonial{margin:0;padding:26px;background:var(--bg);border:1px solid var(--line);border-radius:14px;display:flex;flex-direction:column;justify-content:space-between;gap:18px}
.testimonial blockquote{margin:0;font-size:1.08rem;line-height:1.55}
.testimonial blockquote p{margin:0}
.testimonial figcaption strong{display:block}
.testimonial figcaption span{color:var(--muted);font-size:.92rem}
.testimonial-note{margin-top:18px;color:var(--muted);font-size:.92rem}

/* speaking talks */
.talk-list article{grid-template-columns:60px minmax(0,1fr)}
.talk-number{grid-row:1/span 2;color:var(--blue);font-weight:800}
.talk-list h3,.talk-list p{grid-column:2;margin:0}
.talk-list h3{font-size:clamp(1.3rem,2.4vw,1.9rem);line-height:1.15}

/* FAQ */
.faq{margin-top:20px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:4px 0}
.faq summary{cursor:pointer;font-weight:750;padding:16px 28px 16px 0;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:14px;font-size:1.4rem;color:var(--blue)}
.faq details[open] summary::after{content:"–"}
.faq p{margin:0 0 18px;color:var(--muted)}

/* resume preview loads on demand, desktop only */
.resume-preview[data-resume]{display:flex;align-items:center;justify-content:center;min-height:240px;height:auto}
.resume-preview[data-resume] .button{width:auto}
.resume-preview[data-resume] .resume-frame{display:block;width:100%;height:560px}
@media(max-width:900px){.resume-preview[data-resume]{display:none}}

/* contact page */
.contact-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.8fr);gap:48px;align-items:start}
.contact-aside{padding:26px;background:var(--surface);border:1px solid var(--line);border-radius:14px}
.contact-aside h2{font-size:1.4rem;margin:0 0 14px}
.contact-aside h3{margin:22px 0 6px}
.contact-aside p{margin:0 0 12px;color:var(--muted)}
.contact-aside .button{width:100%}

/* visitor engagement */
.ih95-exit{position:fixed;right:24px;bottom:24px;z-index:1500;width:min(380px,calc(100% - 32px));padding:24px;background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:18px;box-shadow:0 24px 70px rgba(0,0,0,.28);opacity:0;transform:translateY(18px);transition:opacity .25s ease,transform .3s ease}
.ih95-exit[hidden]{display:none}
.ih95-exit.is-open{opacity:1;transform:none}
.ih95-exit h2{font-size:1.45rem;margin:4px 0 8px}
.ih95-exit p{margin:0 0 14px;color:var(--muted)}
.ih95-exit .eyebrow{margin:0}
.ih95-exit .actions{display:flex;flex-wrap:wrap;gap:8px}
.ih95-exit .button{width:auto;padding:9px 15px;font-size:.92rem}
.ih95-exit-close{position:absolute;top:10px;right:12px;width:36px;height:36px;border:0;border-radius:50%;background:transparent;color:var(--text);font-size:1.5rem;line-height:1;cursor:pointer}
.ih95-exit-close:hover{background:var(--surface)}
.ih95-connect{position:fixed;right:16px;bottom:16px;z-index:1400;display:none;padding:11px 20px;border-radius:999px;background:var(--blue);color:var(--on-blue);font-weight:800;text-decoration:none;box-shadow:0 10px 30px rgba(0,0,0,.28);opacity:0;transform:translateY(12px);transition:opacity .25s ease,transform .25s ease}
.ih95-connect[hidden]{display:none}
.ih95-connect.is-visible{opacity:1;transform:none}
@media(max-width:900px){.ih95-connect:not([hidden]){display:inline-flex}.ih95-exit{display:none!important}}

@media(max-width:900px){.stat-strip{grid-template-columns:repeat(2,minmax(0,1fr))}.contact-grid{grid-template-columns:1fr}.highlight-list li{grid-template-columns:1fr;gap:6px}}
@media(max-width:420px){.stat-strip{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){.ih95-exit,.ih95-connect{transition:none}}

/* v9.7.1 contact page portrait */
.contact-portrait{margin:0;text-align:center}
.contact-portrait .site-page-portrait{margin-inline:auto}
.contact-portrait figcaption{margin-top:16px}
.contact-portrait figcaption strong{display:block;font-size:1.15rem}
.contact-portrait figcaption span{display:block;color:var(--muted);font-size:.95rem}
.contact-aside-photo{display:block;width:96px;height:96px;margin:0 0 16px;border-radius:50%;object-fit:cover;object-position:center top;border:2px solid var(--line)}

/* v9.7.2 contact extras (inside the standard page template) */
.contact-extras{display:grid;grid-template-columns:minmax(0,240px) minmax(0,1fr);gap:32px;align-items:center;margin-top:44px;padding-top:36px;border-top:1px solid var(--line)}
.contact-extras .contact-portrait{margin:0}
.contact-extras .site-page-portrait{max-width:240px}
.contact-card{padding:26px;background:var(--surface);border:1px solid var(--line);border-radius:14px}
.contact-card h2{font-size:1.4rem;margin:0 0 14px}
.contact-card h3{margin:20px 0 6px}
.contact-card p{margin:0 0 12px;color:var(--muted)}
.contact-card .button{width:100%}
@media(max-width:700px){.contact-extras{grid-template-columns:1fr}.contact-extras .site-page-portrait{margin-inline:auto}}

/* v9.7.4 credibility strip: compact 2 x 2 tiles on phones, 4 across on desktop, consistent capitalization */
.credibility-list li{font-weight:400;display:flex;flex-direction:column;gap:2px;align-items:center;text-align:center}
.credibility-list strong{font-size:1.15rem;font-weight:800;line-height:1.2;color:var(--blue)}
.credibility-list span{font-size:.9rem;font-weight:600;line-height:1.3;color:var(--muted)}
@media(max-width:760px){
  .credibility-strip{padding:16px 0}
  .credibility-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .credibility-list li{justify-content:center;min-height:72px;padding:12px 10px;background:var(--bg);border:1px solid var(--line);border-radius:12px;text-align:center}
  .credibility-list strong{font-size:1.2rem}
  .credibility-list span{font-size:.8rem}
}