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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.link-arrow,.contact-email>span,.text-button>span:last-child{position:relative;width:12px;height:12px;display:inline-block;font-size:0;flex-shrink:0}.link-arrow:before,.contact-email>span:before,.text-button>span:last-child:before{content:'';position:absolute;width:6px;height:6px;border-top:1px solid currentColor;border-right:1px solid currentColor;right:1px;top:1px}.link-arrow:after,.contact-email>span:after,.text-button>span:last-child:after{content:'';position:absolute;width:10px;height:1px;background:currentColor;right:0;top:5px;transform:rotate(-45deg)}.pub-link:after{content:'';width:5px;height:5px;display:inline-block;border-top:1px solid currentColor;border-right:1px solid currentColor;margin-left:1px}.contact-bottom>a:after{content:'';display:inline-block;width:6px;height:6px;border-top:1px solid currentColor;border-right:1px solid currentColor;margin-left:8px}
@media print{.site-header,.profile,.publication-controls,.text-button,.site-footer,dialog{display:none}.page-shell{display:block;padding:0}.publication,.project,.timeline-item{break-inside:avoid}body{background:#fff}h1{font-size:28px}main>section:not(:first-child){margin-top:25px}}

/* Tabbed section navigation */
main>section{display:none}
main>section.is-active{display:block;margin-top:0;animation:section-reveal .42s cubic-bezier(.22,.61,.36,1) both}
@keyframes section-reveal{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){main>section.is-active{animation:none}}
@media print{main>section{display:block!important;margin-top:25px!important;animation:none!important}}

/* Sidebar keywords: one term per line */
.profile-summary span{display:block}

/* Background groups */
.background-group+.background-group{margin-top:40px}
.background-group-title{display:flex;align-items:center;gap:12px;font-size:10px;letter-spacing:1.5px;text-transform:uppercase;color:#728e93;font-weight:600;margin:0 0 20px}
.background-group-title:after{content:'';height:1px;flex:1;background:var(--line)}

/* Entry animation */
.intro-overlay{position:fixed;inset:0;z-index:120;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;background:var(--paper);pointer-events:none;animation:intro-lift .72s cubic-bezier(.65,0,.35,1) 1.02s forwards}
.intro-mark{font-family:var(--serif);font-size:30px;letter-spacing:.09em;color:var(--ink);opacity:0;transform:translateY(9px);animation:intro-mark-in .65s cubic-bezier(.22,.61,.36,1) .14s forwards}
.intro-mark span{color:var(--teal)}
.intro-bar{width:0;height:1px;background:#a9bfbb;animation:intro-bar-in .7s cubic-bezier(.22,.61,.36,1) .3s forwards}
@keyframes intro-mark-in{to{opacity:1;transform:none}}
@keyframes intro-bar-in{to{width:74px}}
@keyframes intro-lift{to{transform:translateY(-100%);visibility:hidden}}
.site-header{animation:intro-rise .7s cubic-bezier(.22,.61,.36,1) 1.05s both}
.profile{animation:intro-rise .8s cubic-bezier(.22,.61,.36,1) 1.12s both}
#main{animation:intro-rise .8s cubic-bezier(.22,.61,.36,1) 1.18s both}
@keyframes intro-rise{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.intro-overlay{display:none}.site-header,.profile,#main{animation:none}}
@media print{.intro-overlay{display:none}}
@media(max-width:800px){.profile-summary{display:block;font-size:10.5px;line-height:1.75;color:#7b858a;margin:6px 0 0;max-width:none}}
@media(max-width:540px){.profile-summary{font-size:9.5px;line-height:1.7;margin-top:5px}}

/* Inter-satellite laser link project mark */
.laser-mark{display:flex;align-items:center;justify-content:center;padding:0;background:#edf2f4;color:#6e8b96}

/* One-line intro headline */
@media(min-width:1081px) and (max-width:1199px){h1{font-size:38px}}

/* Academic services */
.icon-sprite{position:absolute;width:0;height:0;overflow:hidden}
.service-list{list-style:none;margin:0;padding:0}
.service-list li{display:flex;gap:9px;align-items:flex-start;font-size:11.5px;line-height:1.65;color:#67747b;padding:8px 0;border-bottom:1px solid #eef0ec}
.service-list li:last-child{border-bottom:0}
.service-list svg{width:13px;height:13px;flex-shrink:0;margin-top:3px;color:#93a9ab}
.service-list li.service-more{padding-left:22px;color:#a6b0b2;font-size:13px;letter-spacing:2px}
@media(max-width:540px){.service-list li{font-size:10.5px}}