:root{--ink:#050914;--ink2:#0b1224;--paper:#f4f6f8;--white:#fff;--cyan:#39dbff;--blue:#5677ff;--violet:#a66cff;--coral:#ff7c69;--muted:#aab4ca;--line:rgba(255,255,255,.14);--pad:clamp(24px,5vw,84px)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ink);color:var(--white);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16px;line-height:1.6;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}.skip{position:fixed;top:-100px;left:20px;background:#fff;color:#000;padding:12px 18px;z-index:1000}.skip:focus{top:20px}.site-header{position:absolute;top:0;left:0;right:0;z-index:10;height:94px;display:flex;align-items:center;justify-content:space-between;padding:0 var(--pad);border-bottom:1px solid rgba(255,255,255,.13)}.brand{display:flex;align-items:center;gap:14px;font-weight:650}.brand-mark{font-size:1.15rem;letter-spacing:-.06em;border:1px solid rgba(255,255,255,.32);padding:5px 8px}.brand-mark span{color:var(--cyan)}.brand-name{font-size:.75rem;letter-spacing:.18em;text-transform:uppercase}.site-header nav{display:flex;align-items:center;gap:clamp(22px,3vw,48px);font-size:.83rem;letter-spacing:.06em}.site-header nav>a:not(.nav-cta){color:#d7ddec}.site-header nav>a:hover{color:var(--cyan)}.nav-cta{border:1px solid rgba(255,255,255,.55);padding:10px 16px}.menu-button{display:none;background:none;border:0;color:#fff;width:44px;height:44px}.menu-button span{display:block;width:24px;height:1px;background:#fff;margin:7px auto}
.hero{position:relative;min-height:100svh;isolation:isolate;display:flex;align-items:center;padding:130px var(--pad) 100px;overflow:hidden}.hero-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center center;z-index:-3}.hero-shade{position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,rgba(2,6,18,.96) 0%,rgba(3,9,25,.74) 33%,rgba(5,9,20,.08) 68%),linear-gradient(0deg,rgba(3,7,17,.6) 0%,transparent 38%)}.hero:after{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(circle at 13% 35%,rgba(57,219,255,.08),transparent 26%)}.hero-content{width:min(720px,52vw)}.eyebrow,.section-kicker{margin:0 0 24px;text-transform:uppercase;letter-spacing:.22em;font-weight:700;font-size:.72rem;color:#c4cee3}.eyebrow{display:flex;align-items:center;gap:12px;color:#e5edff}.eyebrow span{width:32px;height:1px;background:var(--cyan);box-shadow:0 0 10px var(--cyan)}h1,h2,h3,p{margin-top:0}h1,h2{font-weight:520;letter-spacing:-.055em;line-height:.91}h1{font-size:clamp(4.5rem,8.3vw,9rem);margin:0 0 30px}h1 em,h2 em{font-family:Georgia,"Times New Roman",serif;font-weight:400;color:var(--cyan)}.hero-lede{max-width:620px;color:#d2d9e8;font-size:clamp(1.08rem,1.35vw,1.3rem);line-height:1.65}.hero-actions{display:flex;align-items:center;gap:32px;margin-top:38px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:32px;border:0;cursor:pointer;text-transform:uppercase;letter-spacing:.12em;font-size:.75rem;font-weight:800;min-height:56px;padding:0 22px}.button-primary{background:var(--cyan);color:#041018;box-shadow:0 12px 50px rgba(57,219,255,.18)}.button-primary:hover{background:#81eaff;transform:translateY(-2px)}.text-link{display:flex;align-items:center;gap:11px;font-size:.82rem;font-weight:700}.play{width:34px;height:34px;border:1px solid rgba(255,255,255,.4);border-radius:50%;display:grid;place-items:center;font-size:.58rem;padding-left:2px}.hero-note{position:absolute;right:var(--pad);top:120px;display:flex;gap:14px;align-items:flex-start}.hero-note span{color:var(--cyan);font-size:.65rem}.hero-note p{font-size:.7rem;line-height:1.5;text-transform:uppercase;letter-spacing:.13em}.scroll-cue{position:absolute;left:var(--pad);bottom:32px;font-size:.65rem;text-transform:uppercase;letter-spacing:.18em;color:#b8c3da;display:flex;gap:12px;align-items:center}.scroll-cue span{width:1px;height:24px;background:linear-gradient(var(--cyan),transparent)}
.intro,.topics,.experience,.about,.book{padding:clamp(90px,10vw,160px) var(--pad)}.intro{background:var(--paper);color:var(--ink)}.section-kicker{color:#657087}.intro-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(280px,.8fr);gap:8vw;align-items:end}.intro h2,.section-heading h2,.experience h2,.about h2,.book h2{font-size:clamp(3.1rem,6.1vw,7rem);margin:0}.intro h2 em,.about h2 em{color:var(--blue)}.intro-grid>div>p{font-size:1.1rem;color:#4b5364;max-width:480px}.arrow-link{display:inline-flex;gap:35px;margin-top:20px;padding-bottom:6px;border-bottom:1px solid #b5bbc7;text-transform:uppercase;letter-spacing:.12em;font-size:.72rem;font-weight:800}.arrow-link span{color:var(--blue)}.signal-bar{margin-top:110px;padding-top:36px;border-top:1px solid #ccd1da;display:grid;grid-template-columns:repeat(3,1fr) 1.6fr;gap:28px;align-items:start}.signal-bar>div:not(.signal-quote){display:flex;gap:14px;align-items:flex-start}.signal-bar strong{font-size:1.9rem;letter-spacing:-.05em;line-height:1}.signal-bar span{font-size:.66rem;text-transform:uppercase;letter-spacing:.11em;line-height:1.45;color:#667085}.signal-quote{font-family:Georgia,serif;font-size:1.2rem;line-height:1.4;color:#353d4e;padding-left:30px;border-left:1px solid #ccd1da}
.topics{background:#080d19}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:60px;margin-bottom:70px}.section-heading h2 em,.experience h2 em,.book h2 em{color:var(--cyan)}.section-heading>p{max-width:390px;color:var(--muted);margin-bottom:8px}.experience{display:grid;grid-template-columns:.9fr 1.1fr;gap:10vw;background:#10192c}.experience-sticky{align-self:start;position:sticky;top:60px}.experience-sticky>p:last-child{max-width:420px;color:#aeb9ce;margin-top:34px}.experience-list article{display:grid;grid-template-columns:72px 1fr;gap:26px;padding:42px 0;border-top:1px solid rgba(255,255,255,.15)}.experience-list article:last-child{border-bottom:1px solid rgba(255,255,255,.15)}.experience-list span{color:var(--cyan);font-size:.75rem}.experience-list h3{font-size:clamp(1.7rem,2.8vw,2.7rem);letter-spacing:-.035em;margin:0 0 10px}.experience-list p{color:#aeb9ce;max-width:520px;margin:0}
.about{background:#eef1f5;color:var(--ink);display:grid;grid-template-columns:.65fr 1.35fr;gap:8vw;position:relative;overflow:hidden}.about-monogram{font-size:clamp(12rem,25vw,28rem);line-height:.76;font-weight:900;letter-spacing:-.12em;color:#dce1e9;writing-mode:vertical-rl;transform:rotate(180deg);user-select:none}.about-copy{position:relative;z-index:1}.about-lede{font-size:clamp(1.25rem,2vw,1.8rem);max-width:720px;line-height:1.45;margin:45px 0;color:#343d50}.about-columns{display:grid;grid-template-columns:1fr 1fr;gap:42px;color:#596173}.about-columns em{color:#182033}.credentials{display:grid;grid-template-columns:120px 1fr;border-top:1px solid #c8ced8;margin-top:55px;padding-top:25px;gap:8px 25px}.credentials span{text-transform:uppercase;letter-spacing:.12em;font-size:.65rem;color:#717a8d}.credentials strong{font-size:.88rem}
.book{background:radial-gradient(circle at 75% 20%,rgba(81,93,255,.34),transparent 28%),linear-gradient(135deg,#171865,#541d7b 65%,#133c65);display:grid;grid-template-columns:1fr 1fr;gap:9vw;align-items:start}.book-copy h2{font-size:clamp(3.4rem,5.5vw,6.5rem)}.book-copy>p:last-child{color:#d6d8e7;max-width:510px;margin-top:32px}.inquiry-form{display:grid;grid-template-columns:1fr 1fr;gap:22px}.inquiry-form label{display:flex;flex-direction:column;gap:8px;text-transform:uppercase;letter-spacing:.12em;font-weight:750;font-size:.65rem;color:#d5d9e7}.inquiry-form input,.inquiry-form textarea{width:100%;border:0;border-bottom:1px solid rgba(255,255,255,.45);background:rgba(3,6,18,.16);color:#fff;padding:14px 12px;border-radius:0;outline:none;text-transform:none;letter-spacing:normal;font-weight:400;font-size:1rem}.inquiry-form input:focus,.inquiry-form textarea:focus{border-color:var(--cyan);box-shadow:0 1px 0 var(--cyan)}.inquiry-form input::placeholder,.inquiry-form textarea::placeholder{color:#aab0c2}.full{grid-column:1/-1}.inquiry-form button{margin-top:10px}.form-status{min-height:24px;margin:0;color:#dffbff;font-size:.85rem}footer{min-height:150px;display:flex;align-items:center;justify-content:space-between;gap:30px;padding:40px var(--pad);background:#030610;border-top:1px solid rgba(255,255,255,.1);color:#aab3c7;font-size:.75rem}footer>a:last-child{text-transform:uppercase;letter-spacing:.12em}
@media(max-width:900px){.site-header{height:76px}.brand-name{display:none}.menu-button{display:block}.site-header nav{position:absolute;left:0;right:0;top:76px;background:rgba(4,8,18,.98);padding:28px var(--pad);display:none;flex-direction:column;align-items:stretch;gap:20px;border-top:1px solid var(--line)}.site-header nav.open{display:flex}.nav-cta{text-align:center}.hero{min-height:820px;align-items:flex-end;padding-bottom:90px}.hero-image{object-position:64% center}.hero-shade{background:linear-gradient(0deg,rgba(2,6,18,.98) 0%,rgba(3,7,18,.75) 48%,rgba(3,7,18,.05) 78%)}.hero-content{width:100%;max-width:650px}.hero h1{font-size:clamp(4rem,15vw,7.2rem)}.hero-lede{max-width:590px}.hero-note{display:none}.intro-grid,.experience,.about,.book{grid-template-columns:1fr}.signal-bar{grid-template-columns:1fr 1fr}.signal-quote{grid-column:1/-1;padding:25px 0 0;border-left:0;border-top:1px solid #ccd1da}.topic-grid{grid-template-columns:1fr 1fr}.topic-card.wide{grid-column:span 2}.about-monogram{position:absolute;right:-15px;top:100px;writing-mode:horizontal-tb;transform:none;opacity:.55}.about-copy{max-width:780px}.book{gap:65px}}
@media(max-width:620px){:root{--pad:22px}.hero{min-height:760px;padding-top:110px}.hero-image{height:58%;object-position:67% 15%;bottom:auto}.hero-shade{background:linear-gradient(0deg,#030714 39%,rgba(3,7,20,.6) 64%,rgba(3,7,20,.05) 90%)}.hero-content{padding-top:285px}.hero h1{font-size:clamp(3.8rem,19vw,5.4rem);margin-bottom:22px}.eyebrow{margin-bottom:16px}.hero-lede{font-size:1rem;line-height:1.55}.hero-actions{align-items:flex-start;flex-direction:column;gap:20px;margin-top:28px}.hero-actions .button{width:100%}.scroll-cue{display:none}.intro,.topics,.experience,.about,.book{padding-top:85px;padding-bottom:85px}.intro-grid{gap:30px}.intro h2,.section-heading h2,.experience h2,.about h2,.book h2{font-size:clamp(2.9rem,14vw,4.2rem)}.signal-bar{margin-top:65px;grid-template-columns:1fr}.signal-quote{grid-column:auto}.section-heading{align-items:flex-start;flex-direction:column;gap:28px;margin-bottom:42px}.topic-grid{grid-template-columns:1fr}.topic-card,.topic-card.wide{grid-column:auto;min-height:450px;display:flex}.topic-card.wide .topic-top,.topic-card.wide .topic-copy{display:block}.wide-art{position:absolute;right:-40px;top:50px}.wide-art span{width:150px;height:150px;font-size:6rem}.wide .topic-copy{padding-top:0}.experience{gap:55px}.experience-sticky{position:relative;top:auto}.experience-list article{grid-template-columns:42px 1fr;padding:34px 0;gap:10px}.about-columns{grid-template-columns:1fr;gap:12px}.credentials{grid-template-columns:92px 1fr}.inquiry-form{grid-template-columns:1fr}.inquiry-form label,.inquiry-form .full{grid-column:1}footer{align-items:flex-start;flex-direction:column;min-height:220px}.topic-icon.orb{width:190px;height:190px}.topic-glyph{font-size:8rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.topic-card,.button{transition:none}}


/* Responsive editorial layout */
:root{--pad:clamp(22px,5vw,80px)}
body{overflow-x:visible}
img{max-width:100%}
main,section,.session-body,.about-copy{min-width:0}
h1,h2{line-height:1.02}
a,button,summary{-webkit-tap-highlight-color:transparent}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--cyan);outline-offset:5px}
section[id]{scroll-margin-top:28px}
.site-header{height:88px}
.site-header nav{font-size:.875rem}
.brand-name{font-size:.75rem}
.eyebrow,.section-kicker{font-size:.75rem;letter-spacing:.16em;line-height:1.6}
.hero{min-height:720px;height:min(900px,100svh);padding-top:120px;padding-bottom:90px}
.hero-content{width:51%;max-width:680px}
.hero h1{font-size:clamp(4.5rem,8vw,8rem)}
.hero-image{object-position:70% center}
.hero-actions .text-link{min-height:48px;font-size:.875rem}
.hero-note{display:none}
.intro,.topics,.experience,.about,.book{padding-block:clamp(64px,7vw,108px);padding-inline:max(var(--pad),calc((100vw - 1360px)/2))}
.intro h2,.section-heading h2,.experience h2,.book h2{font-size:clamp(2.8rem,5vw,5.3rem)}
.intro-grid{gap:60px;grid-template-columns:1fr 1fr}
.intro-grid>div>p{max-width:540px;margin-bottom:10px}
.arrow-link{font-size:.75rem;min-height:44px;align-items:center;margin-top:12px}
.signal-bar{margin-top:56px;gap:24px}
.signal-bar span{font-size:.75rem;letter-spacing:.04em}
.signal-bar strong{font-size:1.75rem}
.signal-quote{font-size:1.05rem}
.section-heading{gap:48px;margin-bottom:42px}
.section-heading>p{font-size:1.1rem;max-width:400px}
.session-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:start}
.session-card{min-width:0;background:linear-gradient(150deg,#142039,#0c1424);border:1px solid #29344a;border-radius:16px;overflow:hidden;box-shadow:0 16px 40px #0002}
.session-image{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:contain;margin:0;background:#132338}
.session-body{padding:28px}
.session-stage{font-size:.75rem;letter-spacing:.13em;text-transform:uppercase;color:var(--cyan);margin:0 0 14px;font-weight:750}
.session-card:nth-child(2) .session-stage{color:#c6abff}
.session-card:nth-child(3) .session-stage{color:#75e8c3}
.session-card h3{font-size:clamp(1.75rem,2.3vw,2.35rem);line-height:1.15;letter-spacing:-.04em;margin:0 0 14px}
.session-hook{font-size:1.125rem;line-height:1.45;color:#fff;font-weight:650;min-height:3em;margin-bottom:18px}
.session-intro{font-size:1rem;line-height:1.7;color:#bac6da;margin-bottom:20px}
.session-highlights{list-style:none;padding:0;margin:0 0 24px;display:grid;gap:12px}
.session-highlights li{position:relative;padding-left:20px;font-size:1rem;line-height:1.55;color:#e1e8f4}
.session-highlights li:before{content:"";position:absolute;left:0;top:.65em;width:5px;height:5px;background:var(--cyan);border-radius:50%}
.session-details{border-block:1px solid #34415a;margin:0 0 22px}
.session-details summary{cursor:pointer;padding:16px 2px;color:#b7efff;font-size:1rem;font-weight:650;min-height:56px;line-height:1.5}
.session-details ul,.session-details ol{padding-left:22px;color:#bac6da;margin:12px 0 20px}
.session-details li{padding-left:4px;margin-bottom:18px;line-height:1.7}
.session-details strong{color:#fff;display:block;margin-bottom:3px}
.session-details a{text-decoration:underline;text-underline-offset:3px}
.session-note{font-size:.875rem;color:#aebbd3;line-height:1.6;margin-bottom:22px}
.session-payoff{font-size:1rem;color:#fff;font-weight:650;line-height:1.55;margin-bottom:14px}
.session-tools{font-size:.875rem;color:#aebbd3;margin-bottom:0;line-height:1.6}
.session-closing{text-align:center;color:#bdc9df;margin:36px auto 0;font-size:1.1rem;max-width:650px}
.experience{gap:7vw}
.experience-sticky{position:static}
.experience-list article{grid-template-columns:32px minmax(0,1fr);gap:16px;padding:28px 0}
.experience-list h3{font-size:1.5rem;line-height:1.25}
.experience-list span{font-size:.875rem}
.about{grid-template-columns:240px minmax(0,1fr);gap:64px}
.about-portrait{width:100%;max-width:240px;margin:0;align-self:start}
.about-portrait img{display:block;width:100%;height:auto;aspect-ratio:5/6;object-fit:cover;object-position:center top;border-radius:12px;box-shadow:0 16px 40px #05091418}
.about-portrait figcaption{font-size:.875rem;color:#596173;margin-top:12px}
.about h2{font-size:clamp(2.5rem,4.1vw,4.5rem);max-width:800px}
.about-lede{margin:28px 0;font-size:1.3rem;max-width:720px}
.about-columns{gap:32px}
.credentials{margin-top:28px}
.credentials span{font-size:.75rem;letter-spacing:.06em}
.inquiry-form label{font-size:.75rem;letter-spacing:.07em}
.inquiry-help{font-size:.875rem;color:#d6d8e7;margin:0}
.book{gap:64px}
.book-copy h2{font-size:clamp(2.8rem,4.5vw,4.8rem)}
footer{font-size:.875rem}
@media(min-width:701px) and (max-width:1100px){
.session-grid{grid-template-columns:minmax(0,1fr)}
.session-card{display:grid;grid-template-columns:42% minmax(0,1fr);align-items:start}
.session-image{margin:28px 0 28px 24px;width:calc(100% - 24px);border-radius:9px}
.session-hook{min-height:0}
.session-body{padding:28px}
.signal-bar{grid-template-columns:repeat(3,minmax(0,1fr))}
.signal-quote{grid-column:1/-1;padding:22px 0 0;border-left:0;border-top:1px solid #ccd1da}
.about{grid-template-columns:180px minmax(0,1fr);gap:36px}
.about-portrait{max-width:180px}
.about-columns{grid-template-columns:1fr;gap:8px}
}
@media(max-width:900px){
.site-header{height:76px;background:#050914}
.site-header nav{top:76px}
.site-header nav>a{min-height:44px;display:flex;align-items:center}
.hero{height:auto;min-height:0;display:flex;flex-direction:column;align-items:stretch;padding:76px 0 56px;background:#050914}
.hero-image{position:relative;inset:auto;height:clamp(280px,65vw,500px);width:100%;object-fit:cover;object-position:80% 38%;z-index:-3}
.hero-shade{inset:76px 0 auto;height:clamp(280px,65vw,500px);background:linear-gradient(0deg,#050914,transparent 32%);z-index:-2}
.hero-content{width:auto;max-width:700px;margin:-16px var(--pad) 0;padding:0}
.hero h1{font-size:clamp(3.7rem,9vw,5.2rem);margin-bottom:22px}
.hero h1 br{display:none}
.hero h1 em:before{content:" "}
.hero-lede{max-width:620px;font-size:1.1rem}
.hero-actions{margin-top:24px;flex-direction:row;align-items:center;gap:24px}
.hero-actions .button{width:auto}
.scroll-cue{display:none}
.intro-grid{grid-template-columns:1fr;gap:28px}
.intro-grid>div>p{max-width:650px}
.section-heading{align-items:flex-start;flex-direction:column;gap:24px}
.section-heading>p{max-width:650px;margin:0}
.experience,.book{grid-template-columns:1fr;gap:32px}
.experience-sticky>p:last-child{max-width:650px;margin-top:24px}
}
@media(max-width:700px){
.session-grid{grid-template-columns:minmax(0,1fr);max-width:560px;margin-inline:auto;gap:28px}
.session-card{display:block}
.session-image{width:100%;height:auto;aspect-ratio:3/2;margin:0;border-radius:0}
.session-body{padding:24px}
.session-card h3{font-size:2rem}
.session-hook{min-height:0}
.signal-bar{grid-template-columns:1fr;gap:24px;margin-top:36px;padding-top:28px}
.signal-quote{padding:22px 0 0;border-left:0;border-top:1px solid #ccd1da}
.about{grid-template-columns:1fr;gap:28px}
.about-portrait{max-width:156px}
.about h2{font-size:clamp(2.35rem,8vw,3.2rem)}
.about-columns{grid-template-columns:1fr;gap:8px}
.credentials{grid-template-columns:100px minmax(0,1fr);gap:10px 16px}
}
@media(max-width:480px){
.hero h1{font-size:clamp(3rem,13vw,3.9rem)}
.hero .eyebrow{font-size:.75rem;letter-spacing:.09em;gap:8px}
.eyebrow span{width:20px;flex-shrink:0}
.hero-actions{flex-direction:column;align-items:stretch;gap:12px}
.hero-actions .button{width:100%}
.hero-actions .text-link{justify-content:center}
.intro h2,.section-heading h2,.experience h2,.book h2{font-size:clamp(2.45rem,10vw,3.2rem)}
.intro,.topics,.experience,.about,.book{padding-block:60px}
.section-heading{margin-bottom:30px}
}

/* Standalone session menu: balanced pairs, then a natural reading flow on phones. */
.program-format{display:flex;flex-wrap:wrap;gap:10px 22px;align-items:center;margin:0 0 28px;padding:18px 0;border-block:1px solid #29344a;color:#b9c7dd;font-size:.875rem}
.program-format strong{color:#fff}
.program-format span{display:block}
.session-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;align-items:stretch}
.session-card{display:flex;flex-direction:column}
.session-body{padding:32px;flex:1;display:flex;flex-direction:column}
.session-card h3{font-size:clamp(1.8rem,2.6vw,2.6rem);margin-bottom:8px}
.session-duration{font-size:.875rem;color:#aebbd3;margin-bottom:22px}
.session-hook{min-height:0}
.session-card:nth-child(4) .session-stage{color:#ffcb8b}
.session-payoff{margin-top:auto;padding-top:2px}
@media(min-width:701px) and (max-width:1100px){
.session-grid{grid-template-columns:minmax(0,1fr)}
.session-card{display:grid;grid-template-columns:42% minmax(0,1fr)}
.session-body{padding:28px}
}
@media(max-width:700px){
.session-grid{grid-template-columns:minmax(0,1fr)}
.session-body{padding:24px}
.program-format{align-items:flex-start;flex-direction:column;gap:6px}
}

/* Explicit disclosure buttons with native keyboard and expanded-state semantics. */
.session-details{border:0;margin:2px 0 24px}
.session-details summary{display:flex;align-items:center;justify-content:space-between;gap:18px;width:100%;padding:15px 18px;min-height:56px;border:1px solid #6598b3;border-radius:10px;background:#153047;color:#e0f8ff;list-style:none;font-size:1rem;line-height:1.5;font-weight:700;transition:background .18s,border-color .18s}
.session-details summary::-webkit-details-marker{display:none}
.session-details summary::marker{content:""}
.session-details summary:hover{background:#21435b;border-color:#8ce9ff}
.session-details summary:focus-visible{outline:3px solid var(--cyan);outline-offset:4px}
.details-symbol{flex:0 0 24px;text-align:center;font-size:1.5rem;font-weight:400;line-height:1;color:var(--cyan)}
.details-symbol:before{content:"+"}
.details-open{display:none}
.session-details[open] .details-closed{display:none}
.session-details[open] .details-open{display:inline}
.session-details[open] .details-symbol:before{content:"−"}
.session-details[open] summary{margin-bottom:24px;background:#21435b}
@media(prefers-reduced-motion:reduce){.session-details summary{transition:none}}

/* Cruise enrichment menu and supplied brand artwork. */
.brand-logo{display:block;flex:0 0 auto;width:64px;height:64px;object-fit:contain}
.brand{gap:10px}
.brand-mark{border:0;padding:0;white-space:nowrap}
.hero-promise{max-width:510px;color:#d8f3fa;font-size:.95rem;line-height:1.6;margin:18px 0 0;padding-left:16px;border-left:2px solid var(--cyan)}
.session-subtitle{color:#d5e5f3;font-size:1.05rem;margin:0 0 12px;line-height:1.45}
.session-card:nth-child(5) .session-stage{color:#aaafff}
.session-card:nth-child(6) .session-stage{color:#ffcb8b}
.programmers{padding:clamp(60px,7vw,100px) max(var(--pad),calc((100vw - 1360px)/2));background:#0d1728;border-top:1px solid #29344a}
.programmers-heading{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:end}
.programmers h2{font-size:clamp(2.5rem,4.2vw,4.8rem);letter-spacing:-.045em;margin:0;line-height:1.08}
.programmers h2 em{color:var(--cyan);font-family:Georgia,serif;font-weight:400}
.programmers .section-kicker{color:#aebbd3}
.programmers-heading>p{color:#bac6da;font-size:1.1rem;max-width:590px;margin:0}
.programmer-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px;margin:36px 0;padding-block:28px;border-block:1px solid #34415a}
.programmer-facts dt{font-weight:700;color:#fff;margin-bottom:10px;font-size:1rem}
.programmer-facts dd{margin:0;color:#bac6da;font-size:.95rem;line-height:1.65}
@media(min-width:901px) and (max-width:1150px){.site-header .brand-name{display:none}.site-header nav{gap:20px}.hero h1{font-size:5rem}}
@media(max-width:900px){.brand-logo{width:52px;height:52px}.programmers-heading{grid-template-columns:1fr;gap:24px}.programmer-facts{grid-template-columns:1fr 1fr}.hero-promise{max-width:620px}}
@media(max-width:620px){.programmer-facts{grid-template-columns:1fr;gap:24px}.programmers .button{width:100%;gap:12px;justify-content:space-between}.programmers h2{font-size:2.65rem}}
/* Direct contact */
.bio-linkedin{display:inline-flex;align-items:center;gap:12px;min-height:48px;margin-top:24px;color:#174f82;font-size:1rem;font-weight:650}
.bio-linkedin svg{flex:none}
.bio-linkedin:hover{text-decoration:underline;text-underline-offset:4px}
.email-contact{display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:16px;align-self:center;min-width:0;width:100%;padding:40px;border:1px solid #ffffff55;border-radius:16px;background:#07153255;color:#fff}
.email-contact svg{color:var(--cyan)}
.email-contact-title{font-size:clamp(1.75rem,3vw,2.5rem);font-weight:650;line-height:1.2}
.email-contact-address{font-size:clamp(1rem,1.5vw,1.25rem);overflow-wrap:anywhere;color:#d8f6ff}
.email-contact:hover{background:#07153288;border-color:var(--cyan)}
@media(max-width:620px){.email-contact{padding:28px}.email-contact svg{width:48px;height:48px}}

/* Contact details directly below the bio portrait. */
.about-portrait .portrait-contact{display:flex;flex-direction:column;gap:5px;margin-top:16px;text-transform:none;letter-spacing:normal}
.portrait-contact>strong{font-size:1.125rem;color:var(--ink);line-height:1.3}
.portrait-contact>span{font-size:.875rem;line-height:1.5}
.portrait-links{display:flex;flex-wrap:wrap;align-items:center;gap:4px 16px;margin-top:8px}
.portrait-links>a{display:inline-flex;align-items:center;gap:6px;min-height:44px;color:#174f82;font-size:.875rem;font-weight:650;margin:0}
.portrait-links>a:hover{text-decoration:underline;text-underline-offset:3px}
.portrait-links .bio-linkedin svg{width:18px;height:18px}

/* Optional workshop: a compact landscape feature alongside the six talks. */
.workshop-card{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);align-items:start;margin-top:40px}
.workshop-card .session-image{width:calc(100% - 32px);margin:32px 0 32px 32px;border-radius:10px}
.workshop-card .session-stage{color:var(--cyan)}
@media(max-width:700px){
.workshop-card{display:flex;max-width:560px;margin:28px auto 0}
.workshop-card .session-image{width:100%;margin:0;border-radius:0}
}

/* Targeted cruise audience within the main heading. */
.hero-audience{display:block;font-size:clamp(1.5rem,3vw,2.6rem);line-height:1.2;letter-spacing:-.025em;margin-top:16px}
.hero-actions{flex-wrap:wrap}