:root{--blue:#084fa8;--blue-dark:#063c7d;--green:#063c7d;--yellow:#ffd426;--ink:#153047;--pale:#edf5fb;--white:#fff;--line:#cddce8}*{box-sizing:border-box}body{margin:0;background:#fff;color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.58}a{color:inherit}.header{min-height:92px;padding:12px max(32px,calc((100vw - 1240px)/2));display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:18px;background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:30}.brand{grid-column:2;text-decoration:none;display:block;width:72px;height:72px;position:relative;background:#273a7d url("assets/psi-logo-mark.png") center/70% auto no-repeat;border-radius:50%;box-shadow:0 3px 8px rgba(5,44,91,.12)}.brand:before{display:none}.brand strong,.brand span{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.header nav{grid-column:1;grid-row:1;display:flex;align-items:center;gap:12px;font-size:12px;font-weight:700;min-width:0}.header>.button{grid-column:3;grid-row:1;justify-self:end}.header nav a,.footer-links a{text-decoration:none}.header nav a:hover,.footer-links a:hover,.cards a:hover{color:var(--yellow)}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 19px;border-radius:999px;text-decoration:none;font-weight:800;font-size:14px;border:1px solid transparent}.yellow{background:var(--yellow);color:var(--green)}.blue-button{background:var(--blue);color:#fff}.outline{border-color:#fff;color:#fff}.hero{display:grid;grid-template-columns:1.08fr .92fr;min-height:620px;background:var(--blue-dark)}.hero-copy{padding:90px max(44px,calc((100vw - 1240px)/2)) 90px max(44px,calc((100vw - 1240px)/2));padding-right:70px;color:#fff;align-self:center}.hero h1{font-size:clamp(48px,5.5vw,77px);line-height:.98;letter-spacing:-.065em;max-width:680px;margin:12px 0 25px}.hero p:not(.kicker){font-size:18px;max-width:620px}.hero>img{width:100%;height:100%;min-height:620px;object-fit:cover}.kicker{margin:0;color:var(--yellow);font-size:11px;letter-spacing:.11em;text-transform:uppercase;font-weight:850}.kicker.blue{color:var(--blue)}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}.content{width:min(1150px,calc(100% - 64px));margin:0 auto}.split{display:grid;grid-template-columns:.8fr 1.2fr;gap:92px;padding:105px 0}.split h2,.callout h2{font-size:clamp(34px,4vw,58px);letter-spacing:-.055em;line-height:1.05;margin:12px 0}.split>div:last-child{font-size:18px}.green-band{background:var(--green);padding:96px 0}.green-band>.content>.kicker{margin-bottom:28px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.cards article{display:flex;flex-direction:column;padding:0 28px 27px;background:#fff;min-height:490px}.cards img{width:calc(100% + 56px);height:220px;object-fit:cover;margin:0 -28px 24px}.cards h3{color:var(--blue);font-size:25px;line-height:1.1;letter-spacing:-.04em;margin:0 0 12px}.cards p{font-size:15px;margin:0}.cards a{margin-top:auto;padding-top:22px;color:var(--blue);font-weight:800}.story{align-items:center}.story>img{width:100%;height:420px;object-fit:cover}.story h2{font-size:36px}.yellow-band{background:var(--yellow);padding:72px 0}.callout{display:flex;gap:34px;align-items:center;justify-content:space-between}.callout h2{max-width:800px;font-size:45px}footer{display:flex;justify-content:space-between;gap:40px;padding:55px max(32px,calc((100vw - 1240px)/2));background:var(--green);color:#fff}footer .brand strong{color:var(--yellow)}footer .brand span{color:#fff}.footer-links{display:flex;gap:18px;align-items:start;flex-wrap:wrap;font-size:14px;font-weight:700}.page-hero{position:relative;isolation:isolate;overflow:hidden;background:var(--blue-dark);color:#fff;padding:95px 0 82px}.page-hero:after{content:"";position:absolute;z-index:-1;inset:0;background:linear-gradient(90deg,rgba(6,60,125,.96),rgba(6,60,125,.78)),url("assets/97aecb894393459e849c6cea5624c52c.jpg") center/cover}.page-hero h1{max-width:950px;margin:12px 0 0;font-size:clamp(45px,5vw,70px);line-height:1;letter-spacing:-.06em}.page-content{width:min(960px,calc(100% - 64px));margin:0 auto;padding:82px 0 100px}.page-content:before{content:"";display:block;width:78px;height:6px;background:var(--yellow);margin-bottom:34px}.page-content h2{color:var(--blue);font-size:34px;letter-spacing:-.04em;line-height:1.1;margin:54px 0 14px;padding-top:28px;border-top:1px solid var(--line)}.page-content h3{color:var(--green);font-size:23px;line-height:1.15;margin:32px 0 10px}.page-content p,.page-content li{font-size:17px}.page-content a{color:var(--blue);font-weight:750}.page-content ul{padding-left:24px}.quote-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.quote-grid blockquote{margin:0;padding:27px;background:var(--pale);border-left:5px solid var(--yellow);font-size:18px}.resource-list a{display:block;padding:13px 0;border-bottom:1px solid var(--line);overflow-wrap:anywhere}.more-menu,.more-nav{position:relative;display:inline-block;font-size:inherit;font-weight:inherit}.more-menu summary,.more-nav summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:5px;padding:8px 0;white-space:nowrap}.more-menu summary::-webkit-details-marker,.more-nav summary::-webkit-details-marker{display:none}.more-menu summary:after,.more-nav summary:after{content:"⌄";font-size:13px;color:var(--blue)}.more-menu[open] summary:after,.more-nav[open] summary:after{content:"⌃"}.more-menu>div,.more-nav>div{position:absolute;z-index:100;right:0;top:36px;width:220px;max-height:min(70vh,460px);overflow:auto;padding:9px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 16px 38px rgba(5,44,91,.18)}.more-menu a,.more-nav a{display:block;padding:9px 10px;text-decoration:none;color:var(--ink);border-radius:7px;white-space:nowrap}.more-menu a:hover,.more-nav a:hover,.more-menu a:focus-visible,.more-nav a:focus-visible{background:var(--pale);color:var(--blue);outline:none}.menu-toggle{display:none;border:0;background:var(--blue-dark);color:#fff;border-radius:8px;padding:9px 11px;font:inherit;font-weight:800;cursor:pointer}.route-map{display:none}@media(max-width:900px){.header{display:flex;min-height:82px;padding:12px 20px;justify-content:space-between}.header nav{display:none}.header.is-menu-open nav{display:flex;position:absolute;left:0;right:0;top:100%;padding:16px 20px 20px;flex-direction:column;align-items:stretch;gap:4px;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 15px 30px rgba(5,44,91,.13);font-size:15px}.header.is-menu-open nav>a,.header.is-menu-open nav details{padding:8px 0}.header.is-menu-open .more-menu>div,.header.is-menu-open .more-nav>div{position:static;width:auto;margin:5px 0 2px;box-shadow:none}.menu-toggle{display:inline-flex;align-items:center}.brand{width:56px;height:56px}.hero,.split{grid-template-columns:1fr}.hero-copy{padding:72px 32px}.hero>img{min-height:360px}.cards{grid-template-columns:1fr}.story>img{height:350px}.callout,footer{flex-direction:column;align-items:flex-start}.quote-grid{grid-template-columns:1fr}.split{gap:35px;padding:70px 0}.content,.page-content{width:min(100% - 40px,960px)}}
img{display:block;max-width:100%}.hero>img{object-position:center center}.page-hero:after{background-position:center 42%}.gallery img,.award-gallery img,.image-strip img,.media-gallery img,.donate-gallery img{object-fit:contain!important;background:#edf5fb;padding:8px}.leader img{object-fit:cover!important;object-position:center 26%}.image-strip img:first-child,.media-gallery img:first-child{object-fit:cover!important;padding:0}.route-map{background:#083d36;padding:66px 0}.route-map .content{display:flex;gap:12px;flex-wrap:wrap}.route-map a{display:inline-flex;align-items:center;min-height:42px;padding:8px 16px;border:1px solid rgba(255,255,255,.45);border-radius:999px;color:#fff;font-weight:750;text-decoration:none}.route-map a:hover{background:#ffd426;color:#083d36;border-color:#ffd426}

/* Homepage refinements */
.hero h1{line-height:1.03;letter-spacing:-.02em;word-spacing:.07em;max-width:700px}
.cards article{overflow:hidden}
.cards .mentor-image{object-position:center 43%}
.cards .summer-image{object-position:22% center}
.cards .conference-image{object-position:center 46%}
.cards .card-image{width:calc(100% + 56px);height:220px;overflow:hidden;margin:0 -28px 24px;background:var(--pale)}
.cards .card-image img{width:100%;height:100%;margin:0;object-fit:cover}
.cards .card-image .mentor-image{object-position:center 31%;transform:none}
.cards .card-image .summer-image{object-position:68% center;transform:scale(1.16)}
.cards .card-image .conference-image{object-position:center 48%;transform:scale(1.1)}
.story>img.story-logo{height:auto;aspect-ratio:2150/1453;object-fit:cover;background:transparent;padding:0}
.course-experience{padding:100px 0 108px;background:var(--pale)}
.course-heading{display:grid;grid-template-columns:.8fr 1.2fr;gap:92px;align-items:end;margin-bottom:38px}
.course-heading h2{margin:10px 0 0;color:var(--blue);font-size:clamp(36px,4.3vw,56px);line-height:1.03;letter-spacing:-.05em}
.experience-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.experience-grid article{padding:30px 28px 32px;background:#fff;border-top:5px solid var(--yellow);box-shadow:0 12px 32px rgba(5,44,91,.07)}
.experience-grid span{display:block;margin-bottom:22px;color:var(--blue);font-size:13px;font-weight:900;letter-spacing:.12em}
.experience-grid h3{margin:0 0 14px;color:var(--blue-dark);font-size:23px;line-height:1.15;letter-spacing:-.025em}
.experience-grid p{margin:0;font-size:16px;line-height:1.65}
.sponsor-band{padding:72px 0;background:var(--blue-dark);color:#fff}
.sponsor-copy{display:grid;grid-template-columns:.8fr 1.2fr;gap:92px;align-items:start}
.sponsor-copy h2{margin:10px 0 0;color:#fff;font-size:clamp(32px,4vw,46px);line-height:1.05;letter-spacing:-.045em}
.sponsor-copy p{margin:0 0 14px;font-size:17px;line-height:1.65}
.sponsor-copy p:last-child{margin-bottom:0}
footer{align-items:center;padding-top:42px;padding-bottom:42px}
footer>div:first-child{display:flex;align-items:center;gap:20px}
footer>div:first-child p{margin:0}
footer .brand{flex:0 0 72px;background-color:#fff}
.footer-links{align-items:center}

@media(max-width:900px){footer>div:first-child{align-items:flex-start}.course-experience{padding:72px 0 78px}.course-heading,.sponsor-copy{grid-template-columns:1fr;gap:22px}.experience-grid{grid-template-columns:1fr}.sponsor-band{padding:58px 0}}

/* Site header */
.header{min-height:112px;grid-template-columns:minmax(0,1fr) 190px minmax(0,1fr);gap:24px;padding-top:14px;padding-bottom:14px;background:#253372;color:#fff;border-bottom-color:rgba(255,255,255,.2)}
.header nav>a{color:#fff}
.page-hero .kicker{color:var(--yellow)!important}
.header .brand{width:190px;height:82px;border-radius:0;background-color:transparent;background-image:url("assets/8c51ca_3cf25c56721d465fbe4b03a7d5243766~mv2.jpg");background-size:contain;box-shadow:none}
.header nav{gap:12px}
.header nav>a{white-space:nowrap}
.header nav>a[href*="contact/"]{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:8px 16px;border-radius:999px;background:#fff;color:var(--blue-dark);white-space:nowrap;box-shadow:0 3px 9px rgba(0,0,0,.18)}
.header nav>a[href*="contact/"]:hover,.header nav>a[href*="contact/"]:focus-visible{background:var(--pale);color:var(--blue-dark);outline:3px solid rgba(255,255,255,.28);outline-offset:2px}
.header .more-menu summary,.header .more-nav summary,.header .lewis-nav-more summary{min-height:40px;padding:8px 14px;border:1px solid rgba(255,255,255,.45);border-radius:999px;background:rgba(255,255,255,.1);color:#fff;transition:background-color .18s,border-color .18s}
.header .more-menu summary:hover,.header .more-nav summary:hover,.header .lewis-nav-more summary:hover,.header details[open]>summary{background:rgba(255,255,255,.2);border-color:#fff}
.header .more-menu summary:after,.header .more-nav summary:after,.header .lewis-nav-more summary:after{content:"▾";margin-left:3px;color:var(--yellow);font-size:11px;line-height:1}
.header .more-menu[open] summary:after,.header .more-nav[open] summary:after,.header .lewis-nav-more[open] summary:after{content:"▴"}
.header .more-menu>div,.header .more-nav>div,.header .lewis-nav-more>div{top:48px}

@media(min-width:1201px){.header nav>a[href*="important-dates/"]{position:absolute;right:calc(max(32px,(100vw - 1240px)/2) + 274px);top:50%;transform:translateY(-50%)}.header nav>a[href*="contact/"]{position:absolute;right:calc(max(32px,(100vw - 1240px)/2) + 147px);top:50%;transform:translateY(-50%)}.header>.button{min-width:132px}}

@media(max-width:1100px) and (min-width:901px){.header{grid-template-columns:minmax(0,1fr) 150px auto;gap:16px;padding-left:22px;padding-right:22px}.header .brand{width:150px;height:72px}.header nav{gap:8px}.header nav>a,.header nav summary{font-size:11px}.header nav>a[href*="contact/"]{padding-left:12px;padding-right:12px}.header>.button{padding-left:15px;padding-right:15px}}
@media(max-width:900px){.header{min-height:92px;padding-top:10px;padding-bottom:10px}.header .brand{width:142px;height:66px}.header.is-menu-open nav>a[href*="contact/"]{margin-top:7px}.header.is-menu-open nav details>summary{justify-content:space-between;padding-left:14px;padding-right:14px}}

@media(min-width:1101px){.header{min-height:112px;grid-template-columns:repeat(9,minmax(0,1fr));grid-template-rows:1fr;gap:0;padding:10px max(20px,calc((100vw - 1360px)/2))}.header .brand{position:static;grid-column:5;grid-row:1;width:150px;height:82px;transform:none;justify-self:center;align-self:center}.header nav{display:contents}.header nav>a,.header nav details{grid-row:1;align-self:center;justify-self:center;font-size:14px}.header nav>a:nth-of-type(1){grid-column:1}.header nav>a:nth-of-type(2){grid-column:2}.header nav>a:nth-of-type(3){grid-column:3}.header nav>a:nth-of-type(4){grid-column:4}.header nav>a[href*="important-dates/"]{position:static;grid-column:6;transform:none}.header nav details{grid-column:7}.header nav>a[href*="contact/"]{position:static;grid-column:8;transform:none;min-width:112px}.header>.button{grid-column:9;grid-row:1;justify-self:center;min-width:132px;font-size:14px}}

/* Single-row desktop header: logo anchors the left, actions anchor the right. */
@media(min-width:901px){
  .header{display:flex;min-height:104px;padding:10px max(28px,calc((100vw - 1380px)/2));gap:clamp(18px,2vw,34px)}
  .header .brand{position:static;flex:0 0 164px;width:164px;height:78px;transform:none}
  .header nav{display:flex;flex:1;grid-column:auto;grid-row:auto;align-items:center;justify-content:flex-start;gap:clamp(10px,1.25vw,21px);font-size:14px}
  .header nav>a,.header nav details{position:static;grid-column:auto;grid-row:auto;align-self:center;justify-self:auto;transform:none;white-space:nowrap}
  .header nav details{order:8;margin-left:auto;position:relative}
  .header nav>a[href*="contact/"]{order:9;position:static;transform:none;min-width:112px}
  .header>.button{position:static;flex:0 0 auto;grid-column:auto;grid-row:auto;justify-self:auto;min-width:132px;font-size:14px}
  .header nav details>div,.header nav details>ul{left:auto!important;right:0!important;top:calc(100% + 8px)!important;margin:0!important}
}
@media(max-width:1100px) and (min-width:901px){
  .header{padding-left:20px;padding-right:20px;gap:12px}
  .header .brand{flex-basis:128px;width:128px;height:68px}
  .header nav{gap:8px;font-size:11px}
  .header nav>a[href*="contact/"]{min-width:94px;padding-left:11px;padding-right:11px}
  .header>.button{min-width:112px;padding-left:13px;padding-right:13px;font-size:12px}
  .header .more-menu summary,.header .more-nav summary,.header .lewis-nav-more summary{padding-left:11px;padding-right:11px}
}

/* Keep the full navigation from compressing into a crowded middle-width row. */
@media(max-width:1180px){
  .header{display:flex;min-height:92px;padding:10px 20px;justify-content:space-between;gap:18px}
  .header .brand{flex:0 0 142px;width:142px;height:66px}
  .header nav{display:none}
  .header>.button{min-width:124px;font-size:13px}
  .menu-toggle{display:inline-flex;align-items:center}
  .header.is-menu-open nav{display:flex;position:absolute;left:0;right:0;top:100%;padding:16px 20px 20px;flex-direction:column;align-items:stretch;gap:4px;background:#253372;border-bottom:1px solid rgba(255,255,255,.2);box-shadow:0 15px 30px rgba(5,44,91,.2);font-size:15px}
  .header.is-menu-open nav>a,.header.is-menu-open nav details{padding:8px 0;margin-left:0}
  .header.is-menu-open nav>a[href*="contact/"]{margin-top:7px}
  .header.is-menu-open nav details>summary{justify-content:space-between;padding-left:14px;padding-right:14px}
  .header.is-menu-open .more-menu>div,.header.is-menu-open .more-nav>div,.header.is-menu-open .lewis-nav-more>div{position:static;width:auto;margin:5px 0 2px;box-shadow:none}
}

/* Bring the scientist into the visual center of the homepage hero. */
@media(min-width:901px){
  .hero{overflow:hidden}
  .hero>img{object-position:68% center;transform:translateY(-24px) scale(1.1);transform-origin:center center}
  .hero>img.hero-main-image{object-position:center center;transform:none}
}

/* Contact page refinement */
.contact-page .contact-hero{padding:64px 0 68px}
.contact-page .contact-hero h1{font-size:clamp(48px,5.7vw,72px);letter-spacing:-.045em}
.contact-page .contact-main{width:min(860px,calc(100% - 64px));padding:56px 0 82px}
.contact-page .contact-card{grid-template-columns:1fr;border-radius:18px}
.contact-page .contact-card-intro{min-height:0;padding:36px 42px 34px;border-right:0;border-bottom:1px solid var(--line);background:#fff}
.contact-page .contact-card-intro:before{width:64px;margin-bottom:18px}
.contact-page .contact-card h2{font-size:clamp(30px,4vw,43px)}
.contact-page .contact-card-detail{min-height:0;padding:34px 42px 40px;background:var(--pale)}
.contact-page .contact-card-detail p{margin-bottom:11px}
.contact-page .contact-email{background:#fff;box-shadow:0 8px 22px rgba(21,48,71,.07)}
@media(max-width:760px){.contact-page .contact-main{width:min(100% - 40px,860px)}.contact-page .contact-card-intro,.contact-page .contact-card-detail{padding:30px 26px}.contact-page .contact-hero{padding:54px 0 58px}}

/* Testimonials refinement */
.testimonials .intro{max-width:860px}
.testimonials .quote-grid{gap:28px}
.testimonials .quote-card{grid-template-columns:148px 1fr;gap:28px;padding:26px;background:#fff;border-radius:16px;border-top:4px solid var(--blue);box-shadow:0 14px 34px rgba(9,47,95,.08)}
.testimonials .quote-card.wide{grid-template-columns:210px 1fr;padding:30px}
.testimonials .photo-placeholder{border:0;border-radius:12px;overflow:hidden;background:var(--pale)}
.testimonials .photo-placeholder.has-photo img{object-position:center 25%}
.testimonials blockquote{position:relative;padding-top:18px}
.testimonials blockquote:before{content:"“";position:absolute;top:-13px;left:-3px;color:var(--yellow);font:800 44px/1 Georgia,serif}
.testimonials .legacy-grid{gap:28px}
.testimonials .legacy-card{display:grid;grid-template-columns:116px 1fr;grid-template-areas:"photo quote" "photo label" "photo author";column-gap:24px;border-radius:14px;box-shadow:0 12px 30px rgba(9,47,95,.06)}
.testimonials .legacy-card .photo-placeholder{grid-area:photo;width:116px;height:145px;aspect-ratio:auto}
.testimonials .legacy-card blockquote{grid-area:quote}
.testimonials .legacy-card .quote-label{grid-area:label;margin-top:14px}
.testimonials .legacy-card .quote-author{grid-area:author}
.testimonials .photo-note{display:none}
@media(max-width:700px){.testimonials .quote-card,.testimonials .quote-card.wide{display:block}.testimonials .quote-card .photo-placeholder,.testimonials .quote-card.wide .photo-placeholder{width:130px;height:155px;aspect-ratio:auto}.testimonials .legacy-card{display:block}.testimonials .legacy-card .photo-placeholder{margin-bottom:20px}}

/* Lewis Scholar cohort separation */
#scholar-alumni{margin-top:78px;padding:72px 42px 46px;background:var(--pale);border-top:6px solid var(--yellow)}
#scholar-alumni .alumni-intro{max-width:760px;margin:-10px 0 30px;color:#526a7d;font-size:17px}
#scholar-alumni .scholar-card{background:#fff}
#previous-scholars{margin-top:0}
@media(max-width:700px){#scholar-alumni{padding:48px 20px 28px}}