:root{
  --white:#ffffff;
  --paper:#f5f7f9;
  --ink:#141d30;
  --muted:#596274;
  --navy:#041832;
  --navy-2:#061f46;
  --green:#004225;
  --green-bright:#00683b;
  --blue:#0b4db3;
  --line:#d8dde4;
  --soft-blue:#eaf1f8;
  --max:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--white);
  color:var(--ink);
  font-family:Inter,Arial,Helvetica,sans-serif;
  line-height:1.6;
}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
button,input,textarea,select{font:inherit}
.site-shell{width:min(var(--max),calc(100% - 40px));margin-inline:auto}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:15px;top:15px;z-index:999;background:#fff;padding:10px 14px}
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:linear-gradient(135deg,var(--navy),var(--navy-2));
  box-shadow:0 8px 24px rgba(4,24,50,.18);
}
.header-inner{
  min-height:84px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
}
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand img{width:52px;height:52px;object-fit:contain}
.brand span{display:grid;font-size:18px;font-weight:900;line-height:1.05}
.brand small{margin-top:4px;color:#b8c6d8;font-size:9px;letter-spacing:.17em;text-transform:uppercase}
.primary-nav ul{display:flex;align-items:stretch;gap:3px;margin:0;padding:0;list-style:none}
.nav-link{
  position:relative;
  min-height:84px;
  display:flex;
  align-items:center;
  padding:0 21px;
  color:#e4edf7;
  font-size:14px;
  font-weight:900;
  letter-spacing:.13em;
  text-transform:uppercase;
}
.nav-link:hover,.nav-link.active{color:#fff}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:21px;
  right:21px;
  bottom:13px;
  height:3px;
  background:var(--green-bright);
}
.menu-toggle{
  display:none;
  border:1px solid rgba(255,255,255,.25);
  border-radius:999px;
  background:rgba(255,255,255,.08);
  color:#fff;
  padding:10px 15px;
  font-weight:850;
}
main h1,main h2,main h3{margin-top:0;color:var(--ink);letter-spacing:-.045em}
main h1{font-size:clamp(58px,9vw,122px);line-height:.89}
main h2{font-size:clamp(36px,5vw,66px);line-height:1.02}
main h3{font-size:clamp(21px,2.2vw,29px);line-height:1.15}
main p{color:var(--muted)}
.eyebrow,.section-label{
  margin:0 0 15px!important;
  color:var(--green)!important;
  font-size:12px!important;
  font-weight:900;
  letter-spacing:.17em;
  line-height:1.2;
  text-transform:uppercase;
}
.hero{
  min-height:720px;
  display:grid;
  grid-template-columns:1.08fr .72fr;
  gap:72px;
  align-items:center;
  padding-top:90px;
  padding-bottom:90px;
}
.hero-intro,.about-lead{
  max-width:720px;
  margin:25px 0 0;
  font-size:clamp(19px,2vw,25px);
  line-height:1.55;
}
.button-row{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-top:34px}
.button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:50px;
  border:0;
  border-radius:2px;
  padding:14px 22px;
  cursor:pointer;
  color:#fff;
  font-size:13px;
  font-weight:900;
  letter-spacing:.08em;
  text-transform:uppercase;
}
.button-primary{background:var(--navy-2)}
.button-green{background:var(--green)}
.text-link{display:inline-block;border-bottom:1px solid currentColor;font-weight:850}
.hero-visual,.about-image{margin:0}
.hero-visual img,.about-image img{
  width:100%;
  aspect-ratio:4/5;
  object-fit:cover;
  background:var(--paper);
}
.hero-visual figcaption,.about-image figcaption{padding-top:10px;color:#7a8492;font-size:12px}
.content-section{padding-top:100px;padding-bottom:100px}
.summary-layout{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:80px;
  border-top:1px solid var(--line);
}
.summary-layout h2{font-size:clamp(34px,4.2vw,56px)}
.summary-columns{display:grid;gap:34px}
.summary-columns h3{margin-bottom:10px;font-size:20px}
.clean-list{margin:0;padding:0;list-style:none}
.clean-list li{
  position:relative;
  padding:9px 0 9px 22px;
  border-bottom:1px solid var(--line);
  color:var(--muted);
}
.clean-list li::before{content:"—";position:absolute;left:0;color:var(--green)}
.wide-image{padding-bottom:40px}
.wide-image img{width:100%;aspect-ratio:16/8;max-height:650px;object-fit:cover;background:var(--paper)}
.section-heading{max-width:820px;margin-bottom:52px}
.title-row{max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:30px}
.experience-list{border-top:1px solid var(--line)}
.experience-row{
  display:grid;
  grid-template-columns:180px 180px 1fr;
  gap:34px;
  align-items:start;
  padding:34px 0;
  border-bottom:1px solid var(--line);
}
.experience-row>img{width:100%;aspect-ratio:1/1;object-fit:cover}
.experience-meta{display:grid;gap:7px;padding-top:5px;color:#7a8492;font-size:13px}
.experience-row h3{margin-bottom:8px}
.experience-row p{margin:0}
.project-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:42px 24px;
}
.project-card[hidden]{display:none}
.project-card img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  background:var(--paper);
  transition:transform .22s ease;
}
.project-card:hover img{transform:translateY(-4px)}
.project-card>span{
  display:block;
  margin-top:15px;
  color:var(--green);
  font-size:11px;
  font-weight:900;
  letter-spacing:.14em;
  text-transform:uppercase;
}
.project-card h3,.project-card h2{margin:6px 0 0;font-size:24px}
.project-card p{margin:9px 0 0}
.closing-cta{
  margin-top:55px;
  margin-bottom:100px;
  padding-top:65px;
  padding-bottom:65px;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  display:grid;
  grid-template-columns:1fr auto;
  gap:30px;
  align-items:end;
}
.closing-cta h2{max-width:820px;margin-bottom:0}
.page-intro{
  padding-top:100px;
  padding-bottom:70px;
  border-bottom:1px solid var(--line);
}
.page-intro h1{max-width:1050px;font-size:clamp(55px,8vw,105px)}
.page-intro>p:last-of-type{max-width:740px;margin:26px 0 0;font-size:20px}
.cv-layout{
  display:grid;
  grid-template-columns:300px 1fr;
  gap:75px;
  padding-top:80px;
  padding-bottom:100px;
}
.cv-sidebar{
  position:sticky;
  top:120px;
  align-self:start;
  padding-right:30px;
  border-right:1px solid var(--line);
}
.cv-sidebar h2{font-size:31px;margin-bottom:8px}
.cv-sidebar>p{margin:0 0 10px}
.cv-sidebar>a{font-weight:800;border-bottom:1px solid currentColor}
.sidebar-block{margin-top:40px;padding-top:25px;border-top:1px solid var(--line)}
.sidebar-block h3{font-size:21px;margin-bottom:6px}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}
.tag-list li{padding:7px 10px;background:var(--soft-blue);color:var(--navy-2);font-size:12px;font-weight:800}
.cv-section{padding-bottom:75px}
.cv-section+.cv-section{padding-top:70px;border-top:1px solid var(--line)}
.cv-entry{
  display:grid;
  grid-template-columns:160px 1fr;
  gap:30px;
  padding:28px 0;
  border-bottom:1px solid var(--line);
}
.cv-entry>div:first-child{color:#7b8492;font-size:13px}
.cv-entry h2{margin-bottom:4px;font-size:30px}
.cv-entry h3{margin-bottom:10px;font-size:18px;letter-spacing:-.02em}
.cv-entry p{margin:0}
.cv-entry ul{padding-left:20px;color:var(--muted)}
.pdf-section{padding-bottom:100px}
.pdf-section object{width:100%;height:900px;border:1px solid var(--line)}
.projects-section{padding-top:55px;padding-bottom:100px}
.filter-bar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:42px}
.filter-bar button{
  border:1px solid var(--line);
  background:#fff;
  padding:10px 16px;
  color:var(--ink);
  font-size:12px;
  font-weight:850;
  cursor:pointer;
}
.filter-bar button.active{background:var(--navy-2);border-color:var(--navy-2);color:#fff}
.project-grid-large .project-card{padding-bottom:8px}
.about-hero{
  display:grid;
  grid-template-columns:1.05fr .75fr;
  gap:75px;
  align-items:center;
  padding-top:95px;
  padding-bottom:95px;
}
.about-copy h1{font-size:clamp(58px,8vw,108px)}
.about-copy>p:not(.eyebrow){font-size:18px;line-height:1.75}
.about-copy .button{margin-top:18px}
.about-details{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:80px;
  border-top:1px solid var(--line);
}
.about-details>div:last-child p{margin-top:0;font-size:18px;line-height:1.75}
.interest-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.interest-grid article{background:#fff;padding:28px}
.interest-grid strong{display:block;color:var(--navy-2);font-size:22px}
.interest-grid p{margin-bottom:0}
.contact-intro{padding-bottom:40px;border-bottom:0}
.contact-layout{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:100px;
  padding-bottom:110px;
}
.contact-form h2,.contact-info h2{font-size:clamp(42px,5vw,64px);margin-bottom:38px}
.contact-form label{display:block;margin:0 0 8px;font-size:15px;font-weight:850}
.contact-form label span{color:#c51f34}
.contact-form input,.contact-form textarea{
  width:100%;
  margin:0 0 25px;
  border:1px solid #d0d5dc;
  border-radius:0;
  background:#fafafa;
  padding:16px;
  color:var(--ink);
}
.contact-form input{min-height:58px}
.contact-form textarea{min-height:170px;resize:vertical}
.linkedin-tile{
  display:grid;
  place-items:center;
  width:62px;
  height:62px;
  margin-bottom:30px;
  border-radius:3px;
  background:#0878b9;
  color:#fff;
}
.linkedin-tile svg{width:31px;height:31px;fill:currentColor}
.contact-info h3{font-size:19px;margin-bottom:4px}
.contact-email{display:inline-block;font-size:20px;font-weight:800;border-bottom:1px solid currentColor}
.contact-note{margin:42px 0 28px;padding-top:24px;border-top:1px solid var(--line)}
.contact-info>img{width:100%;aspect-ratio:4/3;object-fit:cover}
.site-footer{background:var(--navy);color:#bdcad9;padding:42px 0}
.footer-inner{
  display:grid;
  grid-template-columns:1fr auto;
  gap:26px 60px;
  align-items:center;
}
.footer-brand{display:flex;align-items:center;gap:13px}
.footer-brand img{width:48px;height:48px}
.footer-brand strong{display:block;color:#fff}
.footer-brand p{max-width:550px;margin:2px 0 0;font-size:13px}
.footer-contact{display:grid;gap:2px;text-align:right}
.footer-contact a{color:#fff;font-weight:800}
.copyright{grid-column:1/-1;margin:0;padding-top:20px;border-top:1px solid rgba(255,255,255,.13);font-size:12px}
@media(max-width:980px){
  .brand span{display:none}
  .nav-link{padding-inline:15px}
  .nav-link.active::after{left:15px;right:15px}
  .hero,.summary-layout,.about-hero,.about-details,.contact-layout{grid-template-columns:1fr;gap:45px}
  .hero{min-height:auto}
  .hero-visual,.about-image{max-width:620px}
  .project-grid{grid-template-columns:repeat(2,1fr)}
  .experience-row{grid-template-columns:130px 150px 1fr}
  .cv-layout{grid-template-columns:1fr}
  .cv-sidebar{position:static;padding:0 0 40px;border-right:0;border-bottom:1px solid var(--line)}
  .interest-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  .header-inner{min-height:76px}
  .brand img{width:48px;height:48px}
  .menu-toggle{display:inline-flex}
  .primary-nav{
    display:none;
    position:absolute;
    left:14px;
    right:14px;
    top:76px;
    border:1px solid rgba(255,255,255,.15);
    background:var(--navy);
    box-shadow:0 18px 45px rgba(0,0,0,.25);
  }
  .primary-nav.open{display:block}
  .primary-nav ul{display:block;padding:8px}
  .nav-link{min-height:52px;padding:0 14px}
  .nav-link.active::after{left:14px;right:auto;bottom:7px;width:55px}
  .site-shell{width:min(var(--max),calc(100% - 28px))}
  .hero,.page-intro,.about-hero{padding-top:62px;padding-bottom:62px}
  .content-section{padding-top:72px;padding-bottom:72px}
  .project-grid{grid-template-columns:1fr}
  .experience-row{grid-template-columns:1fr;gap:18px}
  .experience-row>img{aspect-ratio:16/8}
  .title-row{display:block}
  .title-row .text-link{margin-top:20px}
  .closing-cta{grid-template-columns:1fr;align-items:start}
  .cv-entry{grid-template-columns:1fr;gap:12px}
  .pdf-section object{height:650px}
  .interest-grid{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr}
  .footer-contact{text-align:left}
}
@media(max-width:480px){
  main h1{font-size:clamp(48px,16vw,72px)}
  main h2{font-size:clamp(32px,10vw,47px)}
  .pdf-section object{height:520px}
  .contact-form .button{width:100%}
}


/* Project detail pages */
.project-detail-intro{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:72px;
  align-items:center;
  padding-top:90px;
  padding-bottom:90px;
  border-bottom:1px solid var(--line);
}
.project-detail-copy h1{
  margin-bottom:25px;
  font-size:clamp(48px,6.8vw,94px);
}
.project-detail-lead{
  max-width:760px;
  margin:0;
  font-size:clamp(17px,1.6vw,20px);
  line-height:1.75;
}
.project-back-link{
  display:inline-block;
  margin-bottom:34px;
  color:var(--muted);
  font-size:13px;
  font-weight:850;
}
.project-back-link:hover{color:var(--green)}
.project-facts{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
  margin:38px 0 32px;
  padding:22px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.project-facts div{display:grid;gap:4px}
.project-facts dt{
  color:var(--green);
  font-size:10px;
  font-weight:900;
  letter-spacing:.13em;
  text-transform:uppercase;
}
.project-facts dd{
  margin:0;
  color:var(--ink);
  font-size:13px;
  font-weight:750;
}
.project-detail-visual{margin:0}
.project-detail-visual img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:contain;
  background:#f0f3f7;
  border:1px solid var(--line);
}
.project-detail-visual figcaption{
  padding-top:11px;
  color:#778191;
  font-size:12px;
}
.project-report-section{
  padding-top:90px;
  padding-bottom:110px;
}
.project-report-heading{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:30px;
  margin-bottom:35px;
}
.project-report-heading h2{
  margin-bottom:0;
  font-size:clamp(36px,4.6vw,61px);
}
.pdf-viewer-frame{
  min-height:960px;
  border:1px solid var(--line);
  background:#eef1f4;
  box-shadow:0 18px 45px rgba(4,24,50,.08);
}
.pdf-viewer-frame object{
  display:block;
  width:100%;
  height:960px;
  border:0;
}
.pdf-fallback{
  display:grid;
  place-items:start;
  align-content:center;
  min-height:900px;
  padding:50px;
  background:#fff;
}
.pdf-fallback h3{margin-bottom:5px}
.project-card{color:inherit}
.project-card:focus-visible{
  outline:3px solid var(--green-bright);
  outline-offset:5px;
}

@media(max-width:900px){
  .project-detail-intro{grid-template-columns:1fr;gap:45px}
  .project-detail-visual{max-width:700px}
  .project-report-heading{display:block}
  .project-report-heading .text-link{margin-top:18px}
}
@media(max-width:650px){
  .project-detail-intro{padding-top:58px;padding-bottom:65px}
  .project-facts{grid-template-columns:1fr}
  .project-report-section{padding-top:65px;padding-bottom:75px}
  .pdf-viewer-frame,.pdf-viewer-frame object{height:680px;min-height:680px}
}


/* Footer Email and LinkedIn icon links */
.footer-socials{
  display:flex;
  align-items:flex-start;
  justify-content:flex-end;
  gap:34px;
}
.footer-social-link{
  min-width:92px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:8px;
  color:#fff;
  text-align:center;
  font-size:12px;
  font-weight:900;
  letter-spacing:.11em;
  text-transform:uppercase;
}
.footer-social-icon{
  width:42px;
  height:42px;
  display:grid;
  place-items:center;
  color:#fff;
}
.footer-social-icon svg{
  width:38px;
  height:38px;
}
.footer-social-link:hover{
  color:#dce7f5;
  transform:translateY(-2px);
}
@media(max-width:760px){
  .footer-socials{
    justify-content:flex-start;
    gap:24px;
  }
}

/* Dissertation project filter */
@media(max-width:560px){
  .filter-bar{
    flex-wrap:nowrap;
    overflow-x:auto;
    padding-bottom:8px;
    scrollbar-width:thin;
  }
  .filter-bar button{
    flex:0 0 auto;
    white-space:nowrap;
  }
}

/* Certification document link */
.certificate-link{
  margin-top:8px;
  font-size:13px;
}

/* Prominent certificate CTA */
.certificate-button{
  width:100%;
  margin-top:14px;
  padding-inline:18px;
  text-align:center;
  box-shadow:0 10px 24px rgba(0,66,37,.18);
}
.certificate-button:hover{
  background:var(--green-bright);
  transform:translateY(-2px);
}