:root{--navy-950:#04101f;--navy-900:#07182e;--navy-800:#0c2745;--blue-600:#0876d1;--cyan-400:#2dd4bf;--ink:#10243d;--muted:#607087;--line:#dbe4ed;--surface:#f3f7fa;--white:#fff;--radius:18px;--shadow:0 22px 55px rgba(7,24,46,.12)}
*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scroll-padding-top:82px}body{font-family:"Inter",system-ui,sans-serif;color:var(--ink);background:var(--white);line-height:1.65;overflow-x:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.container{width:min(1180px,calc(100% - 40px));margin-inline:auto}.skip-link{position:fixed;left:16px;top:-80px;z-index:2000;background:var(--white);color:var(--navy-900);padding:12px 18px;border-radius:8px;box-shadow:var(--shadow)}.skip-link:focus{top:16px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.site-header{position:fixed;inset:0 0 auto;height:72px;z-index:1000;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(219,228,237,.8)}.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between}.brand{display:inline-flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.02em}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:11px;color:var(--white);background:var(--navy-900);font-size:.8rem;letter-spacing:.04em}.nav-links{list-style:none;display:flex;align-items:center;gap:28px}.nav-links a{font-size:.88rem;font-weight:600;color:#40546d}.nav-links a:hover,.nav-links a:focus-visible{color:var(--blue-600)}.nav-cta{padding:10px 17px;border-radius:999px;border:1px solid var(--navy-900);color:var(--navy-900)!important}.nav-cta:hover{color:var(--white)!important;background:var(--navy-900)}.menu-toggle{display:none;border:0;background:transparent;padding:8px;cursor:pointer}.menu-toggle span:not(.sr-only){display:block;width:24px;height:2px;margin:5px 0;background:var(--navy-900);transition:.25s ease}
.hero{min-height:810px;padding:150px 0 88px;color:var(--white);background-color:var(--navy-900);background-image:linear-gradient(rgba(45,212,191,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(45,212,191,.08) 1px,transparent 1px),radial-gradient(circle at 78% 30%,rgba(8,118,209,.35),transparent 34%);background-size:54px 54px,54px 54px,auto}.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:70px;align-items:center}.eyebrow{color:var(--blue-600);font-size:.78rem;line-height:1.4;font-weight:800;letter-spacing:.14em;text-transform:uppercase;margin-bottom:20px}.hero .eyebrow,.section-dark .eyebrow,.contact-section .eyebrow{color:var(--cyan-400)}.hero h1{max-width:780px;font-size:clamp(3.3rem,6.7vw,6.15rem);line-height:.97;letter-spacing:-.065em;margin-bottom:30px}.hero h1 span{color:var(--cyan-400)}.hero-lede{max-width:720px;color:#b9c8d8;font-size:1.2rem;line-height:1.7;margin-bottom:34px}.hero-actions,.contact-actions{display:flex;gap:12px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:0 22px;border-radius:12px;font-weight:750;font-size:.92rem;transition:transform .2s ease,background .2s ease,border-color .2s ease}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--cyan-400);color:var(--navy-950)}.button-primary:hover{background:#5eead4}.button-secondary{border:1px solid rgba(255,255,255,.3);color:var(--white)}.button-secondary:hover{border-color:var(--white)}.hero-portrait{align-self:stretch;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px}.portrait-frame{width:min(100%,390px);aspect-ratio:1;overflow:hidden;border-radius:50%;border:1px solid rgba(255,255,255,.22);box-shadow:var(--shadow);background:#173b61}.profile-img{width:100%;height:100%;object-fit:cover;object-position:center 18%}.domain-strip{width:min(100%,390px);display:grid;grid-template-columns:repeat(3,1fr);overflow:hidden;border:1px solid rgba(255,255,255,.18);border-radius:14px;background:rgba(4,16,31,.46);backdrop-filter:blur(12px)}.domain-strip span{display:grid;place-items:center;min-height:60px;padding:10px 9px;color:#c8d7e6;font-size:.7rem;line-height:1.3;font-weight:750;text-align:center;letter-spacing:.035em}.domain-strip span+span{border-left:1px solid rgba(255,255,255,.14)}
.impact{position:relative;z-index:2;margin-top:-1px;background:var(--cyan-400);color:var(--navy-950)}.impact-grid{display:grid;grid-template-columns:repeat(4,1fr)}.impact-grid div{padding:27px 30px;border-right:1px solid rgba(4,16,31,.18)}.impact-grid div:first-child{border-left:1px solid rgba(4,16,31,.18)}.impact-grid strong{display:block;font-size:1.7rem;letter-spacing:-.04em;line-height:1.2}.impact-grid span{font-size:.78rem;font-weight:650}
.section{padding:105px 0}.section-tinted{background:var(--surface)}.section-dark{background:var(--navy-950);color:var(--white)}.section-split{display:grid;grid-template-columns:.75fr 1.25fr;gap:100px;align-items:start}.section-heading h2{font-size:clamp(2.2rem,4vw,3.5rem);line-height:1.08;letter-spacing:-.05em;color:var(--navy-900)}.heading-row{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:56px}.heading-row>p{max-width:430px;color:var(--muted);font-size:1rem}.rich-copy p{color:#465b72;font-size:1.1rem;margin-bottom:22px}.rich-copy strong{color:var(--ink)}
.timeline{border-top:1px solid var(--line)}.timeline-item{display:grid;grid-template-columns:220px 1fr;gap:40px;padding:35px 0;border-bottom:1px solid var(--line)}.timeline-date{color:var(--muted);font-size:.86rem;font-weight:700;letter-spacing:.02em}.timeline-item h3{font-size:1.35rem;color:var(--navy-900);margin:4px 0 6px}.timeline-item div>p:last-child{max-width:760px;color:var(--muted)}.organization{color:var(--blue-600)!important;font-weight:700;margin-bottom:10px}.organization a:hover{text-decoration:underline}.status{display:inline-block;color:#067566;background:#d9f7f1;border-radius:999px;padding:3px 9px;font-size:.68rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.expertise-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.expertise-card{min-height:250px;padding:32px;border:1px solid var(--line);border-radius:var(--radius);background:var(--white);transition:transform .2s ease,box-shadow .2s ease}.expertise-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.expertise-card>span{color:var(--blue-600);font-size:.75rem;font-weight:800}.expertise-card h3{margin:46px 0 12px;font-size:1.35rem;color:var(--navy-900)}.expertise-card p{color:var(--muted)}.research-output{display:flex;justify-content:space-between;gap:45px;align-items:end;margin-top:18px;padding:38px;color:var(--white);background:var(--navy-800);border-radius:var(--radius)}.research-output h3{font-size:1.6rem;margin-bottom:8px}.research-output p:not(.eyebrow){max-width:700px;color:#bac9d8}.output-links{min-width:175px;display:grid;gap:10px}.output-links a{color:var(--cyan-400);font-weight:750}
.light-heading h2{color:var(--white)}.light-heading>p{color:#8fa4b9}.text-link{color:var(--blue-600);font-weight:750}.light-link{color:var(--cyan-400)}.publications-list{border-top:1px solid #294058}.publication-item{display:grid;grid-template-columns:290px 1fr;gap:45px;padding:38px 0;border-bottom:1px solid #294058}.publication-index{color:var(--cyan-400);font-size:.82rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em}.publication-item h3{max-width:800px;font-size:1.3rem;line-height:1.45;margin-bottom:12px}.publication-item p{color:#8fa4b9;font-size:.9rem}.publication-links{display:flex;gap:18px;margin-top:15px}.publication-links a{color:var(--white);font-size:.84rem;font-weight:750}.publication-links a:hover{color:var(--cyan-400)}.featured{position:relative}.featured::before{content:"Latest";position:absolute;top:36px;right:0;color:var(--navy-950);background:var(--cyan-400);padding:4px 9px;border-radius:999px;font-size:.66rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.education-list{border-top:1px solid var(--line)}.education-list article{padding:24px 0;border-bottom:1px solid var(--line)}.education-list span{color:var(--blue-600);font-size:.76rem;font-weight:800}.education-list h3{margin:5px 0;font-size:1.12rem;color:var(--navy-900)}.education-list p{color:var(--muted)}.credential-block{margin-top:40px;padding:30px;background:var(--surface);border-radius:var(--radius)}.credential-block h3{margin-bottom:18px;color:var(--navy-900)}.credential-block ul{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 30px;list-style:none}.credential-block li{position:relative;padding-left:17px;color:var(--muted);font-size:.9rem}.credential-block li::before{content:"";position:absolute;left:0;top:.65em;width:6px;height:6px;border-radius:50%;background:var(--cyan-400)}.languages{margin-top:24px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}.languages strong{color:var(--navy-900)}
.profile-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.profile-grid a{position:relative;min-height:150px;padding:24px;display:flex;flex-direction:column;justify-content:end;border:1px solid var(--line);border-radius:15px;background:var(--white);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}.profile-grid a:hover{transform:translateY(-4px);border-color:var(--blue-600);box-shadow:0 15px 38px rgba(7,24,46,.08)}.profile-grid span{color:var(--muted);font-size:.7rem;text-transform:uppercase;font-weight:750;letter-spacing:.06em}.profile-grid strong{margin-top:6px;font-size:1.05rem;color:var(--navy-900)}.profile-grid i{position:absolute;top:18px;right:20px;color:var(--blue-600);font-style:normal}
.contact-section{padding:90px 0;color:var(--white);background:var(--navy-800)}.contact-inner{display:grid;grid-template-columns:1.3fr .7fr;gap:70px;align-items:end}.contact-inner h2{max-width:800px;font-size:clamp(2.2rem,4vw,3.7rem);line-height:1.12;letter-spacing:-.05em}.contact-actions{justify-content:flex-end}footer{color:#8397aa;background:var(--navy-950)}.footer-inner{min-height:86px;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:.8rem}
@media(max-width:980px){.hero-grid,.section-split,.contact-inner{grid-template-columns:1fr}.hero{padding-top:120px}.hero-portrait{max-width:540px;margin-inline:auto}.section-split{gap:45px}.profile-grid{grid-template-columns:repeat(2,1fr)}.impact-grid{grid-template-columns:repeat(2,1fr)}.impact-grid div:nth-child(3){border-left:1px solid rgba(4,16,31,.18)}.contact-actions{justify-content:flex-start}}
@media(max-width:760px){.container{width:min(100% - 28px,1180px)}.site-header{height:66px}.menu-toggle{display:block}.nav-links{position:absolute;top:66px;right:14px;width:min(330px,calc(100vw - 28px));padding:18px;display:none;align-items:stretch;flex-direction:column;gap:4px;background:var(--white);border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow)}.nav-links.open{display:flex}.nav-links a{display:block;padding:10px 12px}.nav-cta{border:0;border-radius:8px;background:var(--surface)}.menu-toggle[aria-expanded="true"] span:nth-child(2){transform:translateY(7px) rotate(45deg)}.menu-toggle[aria-expanded="true"] span:nth-child(3){opacity:0}.menu-toggle[aria-expanded="true"] span:nth-child(4){transform:translateY(-7px) rotate(-45deg)}.hero{min-height:auto;padding:112px 0 62px;background-size:36px 36px,36px 36px,auto}.hero-grid{gap:52px}.hero h1{font-size:clamp(3rem,15vw,4.7rem)}.hero-lede{font-size:1.05rem}.portrait-frame,.domain-strip{width:88%}.impact{margin-top:0}.impact-grid{grid-template-columns:1fr 1fr}.impact-grid div{padding:20px 16px;border-bottom:1px solid rgba(4,16,31,.18)}.impact-grid strong{font-size:1.35rem}.section{padding:75px 0}.heading-row{align-items:flex-start;flex-direction:column;margin-bottom:38px}.timeline-item,.publication-item{grid-template-columns:1fr;gap:12px}.featured::before{top:38px}.expertise-grid{grid-template-columns:1fr}.expertise-card{min-height:220px}.research-output{align-items:flex-start;flex-direction:column;padding:28px}.credential-block ul{grid-template-columns:1fr}.profile-grid{grid-template-columns:1fr}.profile-grid a{min-height:125px}.footer-inner{padding:25px 0;align-items:flex-start;flex-direction:column}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}

/* Portfolio refinements: quieter hierarchy, clearer navigation, and roomier touch targets. */
.site-header{box-shadow:0 8px 26px rgba(7,24,46,.045)}
.nav-links{gap:20px}
.nav-links a{position:relative;transition:color .2s ease}
.nav-links a[aria-current="location"]:not(.nav-cta){color:var(--navy-900)}
.nav-links a[aria-current="location"]:not(.nav-cta)::after{content:"";position:absolute;left:0;right:0;bottom:-9px;height:2px;border-radius:2px;background:var(--blue-600)}
.nav-cta[aria-current="location"]{background:var(--navy-900);color:var(--white)!important}
:where(a,button):focus-visible{outline:3px solid var(--cyan-400);outline-offset:4px}
.hero{min-height:690px;padding:138px 0 76px}
.hero-grid{gap:clamp(36px,5vw,72px)}
.hero h1{font-size:clamp(3.2rem,6vw,5.4rem);line-height:1.02}
.hero-lede{max-width:660px}
.portrait-frame{width:min(100%,350px);border:4px solid rgba(255,255,255,.75);box-shadow:0 28px 75px rgba(0,0,0,.27)}
.domain-strip{width:min(100%,350px);background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.16)}
.domain-strip span{min-height:62px;font-size:.77rem;color:#e0ebf4}
.impact{background:#fff;color:var(--navy-900);border-bottom:1px solid var(--line);box-shadow:0 12px 30px rgba(7,24,46,.035)}
.impact-grid div{padding:27px 24px;border-right:1px solid var(--line)}
.impact-grid div:first-child{border-left:1px solid var(--line)}
.impact-grid strong{font-size:1.65rem}
.impact-grid span{display:block;margin-top:5px;color:var(--muted);font-size:.82rem}
.section{padding:88px 0}
.timeline-item{padding:30px 0}
.expertise-card{min-height:220px}
.expertise-card h3{margin-top:36px}
.profile-grid a{min-height:140px}
@media(max-width:1100px){.brand{white-space:nowrap}.menu-toggle{min-width:44px;min-height:44px;display:grid;place-content:center}.menu-toggle span:not(.sr-only){margin:4px 0}.nav-links{position:absolute;top:72px;right:20px;width:min(340px,calc(100vw - 40px));padding:14px;display:none;align-items:stretch;flex-direction:column;gap:3px;background:var(--white);border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow)}.nav-links.open{display:flex}.nav-links a{display:block;padding:10px 12px}.nav-links a[aria-current="location"]:not(.nav-cta)::after{display:none}.nav-links a[aria-current="location"]:not(.nav-cta){background:var(--surface);border-radius:8px}.nav-cta{border:0;border-radius:8px;background:var(--surface)}.menu-toggle[aria-expanded="true"] span:nth-child(2){transform:translateY(6px) rotate(45deg)}.menu-toggle[aria-expanded="true"] span:nth-child(3){opacity:0}.menu-toggle[aria-expanded="true"] span:nth-child(4){transform:translateY(-6px) rotate(-45deg)}}
@media(max-width:980px){.hero{min-height:0;padding:122px 0 68px}.hero-grid{gap:46px}.hero-portrait{width:100%;max-width:600px;display:grid;grid-template-columns:minmax(0,220px) minmax(0,1fr);gap:22px;justify-self:center}.portrait-frame{width:220px}.domain-strip{width:100%}.domain-strip span{font-size:.75rem}}
@media(max-width:760px){.nav-links{gap:4px}.nav-links a[aria-current="location"]:not(.nav-cta)::after{display:none}.nav-links a[aria-current="location"]:not(.nav-cta){background:var(--surface);border-radius:8px}.menu-toggle{min-width:44px;min-height:44px;display:grid;place-content:center}.menu-toggle span:not(.sr-only){margin:4px 0}.hero{padding:102px 0 55px}.hero h1{font-size:clamp(2.75rem,11.5vw,4.6rem);line-height:1.03}.hero-lede{font-size:1rem}.hero-portrait{display:flex;gap:18px}.portrait-frame{width:min(72vw,310px)}.domain-strip{width:min(100%,380px)}.domain-strip span{padding:8px 5px;font-size:.7rem}.impact-grid div{padding:20px 14px}.impact-grid div:first-child,.impact-grid div:nth-child(3){border-left:0}.impact-grid div:nth-child(2n){border-right:0}.impact-grid strong{font-size:1.3rem}.impact-grid span{font-size:.72rem}.section{padding:68px 0}}
@media(max-width:420px){.hero{padding:91px 0 42px}.hero-grid{gap:32px}.hero .eyebrow{font-size:.7rem;letter-spacing:.1em;margin-bottom:16px}.hero h1{font-size:clamp(2.2rem,10vw,2.55rem);line-height:1.06;margin-bottom:20px}.hero-lede{font-size:.96rem;line-height:1.58;margin-bottom:24px}.hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:9px}.hero-actions .button{min-height:46px;padding:0 7px;font-size:.78rem;white-space:nowrap}.portrait-frame{width:min(57vw,228px)}.domain-strip{display:none}}