@font-face{font-family:Raleway;src:url('assets/fonts/Raleway-Regular.ttf') format('truetype');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:Raleway;src:url('assets/fonts/Raleway-SemiBold.ttf') format('truetype');font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:Raleway;src:url('assets/fonts/Raleway-Bold.ttf') format('truetype');font-weight:700;font-style:normal;font-display:swap}

:root{--accent:#277cb2;--accent-dark:#206895;--heading:#243b4a;--ink:#303030;--muted:#527084;--line:#dce5eb;--soft:#f4f7f9;--paper:#fff}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.55 Raleway,Arial,sans-serif}
a{color:inherit;text-decoration:none}
img{max-width:100%}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3{color:var(--heading);font-weight:600;letter-spacing:-.025em;line-height:1.15}
p{color:var(--ink)}
:focus-visible{outline:3px solid var(--accent);outline-offset:4px}
::selection{background:#cfe4f5;color:var(--ink)}
.shell{width:min(1080px,calc(100% - 48px));margin-inline:auto}

.site-header{background:var(--soft)}
.header-inner{min-height:78px;display:flex;align-items:center;gap:28px}
.brand{color:var(--heading);font-size:21px;font-weight:600;letter-spacing:-.025em;white-space:nowrap}
.site-header nav{display:flex;gap:30px;margin-left:auto}
.site-header nav a{font-size:14px;letter-spacing:.06em;text-transform:uppercase}
.site-header nav a:hover,.site-footer a:hover{color:var(--accent)}

.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding-block:clamp(24px,6svh,72px)}
.hero-avatar{display:block;width:clamp(68px,12svh,112px);height:clamp(68px,12svh,112px);margin:0 auto clamp(14px,3svh,29px);border-radius:50%;object-fit:cover;flex:none}
.hero h1{font-size:clamp(38px,4.3vw,52px);font-weight:600;letter-spacing:-.025em}
.hero-role{margin-top:6px;color:var(--muted);font-size:clamp(16px,1.5vw,18px);line-height:1.35}
.hero-intro{width:min(760px,100%);margin:clamp(16px,3.5svh,29px) auto 0;font-size:clamp(15px,1.5vw,18px);line-height:1.5}
.hero-actions{display:flex;justify-content:center;gap:clamp(10px,2vw,18px);margin-top:clamp(20px,4.5svh,37px);flex-wrap:wrap}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:clamp(44px,7svh,52px);padding:10px clamp(16px,2vw,25px);border:1px solid var(--accent);border-radius:6px;font-size:clamp(15px,1.4vw,17px);font-weight:600;transition:background .2s,color .2s,transform .2s}
.button:hover{transform:translateY(-2px)}
.button{gap:10px;white-space:nowrap}
.button-icon{display:block;width:21px;height:21px;flex:none;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.button-icon-telegram{fill:currentColor;stroke:none}
.button-primary{background:var(--accent);color:#fff}
.button-primary:hover{background:var(--accent-dark)}
.button-secondary{color:var(--accent)}
.button-secondary:hover{background:var(--soft)}
.scroll-cue{position:absolute;bottom:clamp(12px,3svh,25px);left:50%;display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;color:var(--muted);transform:translateX(-50%);transition:color .2s}
.scroll-cue:hover{color:var(--accent)}
.scroll-cue svg{width:30px;height:30px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;animation:cue-nudge 1.8s ease-in-out infinite}
@keyframes cue-nudge{0%,100%{transform:translateY(-1px)}50%{transform:translateY(3px)}}

.section{padding:83px 0 93px;scroll-margin-top:30px}
.section-tinted{background:var(--soft)}
.section h2{margin-bottom:33px;font-size:clamp(34px,3.8vw,44px)}
.experience-list{border-top:1px solid var(--line)}
.experience-item{border-bottom:1px solid var(--line)}
.experience-row{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:20px 0;cursor:pointer;list-style:none}
.experience-row::-webkit-details-marker{display:none}
.experience-row::marker{content:""}
.experience-row:hover .experience-name{color:var(--accent)}
.experience-identity{display:flex;align-items:center;gap:16px;min-width:0}
.brand-mark{display:flex;align-items:center;justify-content:center;width:48px;height:48px;flex:0 0 48px;overflow:hidden;border-radius:11px;background:#fff;border:1px solid var(--line)}
.brand-mark img{display:block;width:100%;height:100%;object-fit:contain;padding:7px}
.brand-mark--abstergo img,.brand-mark--cynthia img{padding:0}
.brand-mark--personal{border-radius:50%}
.brand-mark--personal img{padding:0;object-fit:cover}
.brand-mark--vi img{padding:2px}
.brand-mark--docsurf img{padding:3px}
.experience-main{display:grid;gap:4px;min-width:0}
.experience-name{color:var(--heading);font-size:22px;font-weight:600;letter-spacing:-.025em;line-height:1.2;transition:color .2s}
.experience-meta{display:flex;align-items:center;gap:14px;flex:none;color:var(--muted);font-size:15px;white-space:nowrap}
.expand-icon{display:block;width:22px;height:22px;fill:none;stroke:var(--accent);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s}
.experience-item[open] .expand-icon{transform:rotate(180deg)}
.experience-content{padding:0 0 29px}

.project-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.project-card{display:flex;flex-direction:column;gap:24px;min-width:0;padding:29px 30px 31px;border:1px solid var(--line);border-radius:10px;background:#fff;transition:border-color .22s,box-shadow .22s,transform .22s}
.project-card--summary{display:grid;grid-column:1/-1;grid-template-columns:minmax(0,1fr);align-items:start;gap:12px;background:#fff;border:1px dashed var(--line)}
.project-card--summary:hover,.project-card--summary:focus-within{border-color:#b7d1e4}
.summary-stat{color:var(--accent);font-size:clamp(42px,6vw,62px);font-weight:700;letter-spacing:-.06em;line-height:.95}
.summary-title{font-size:clamp(22px,3vw,29px)}
.summary-title span{color:var(--accent)}
.summary-copy{font-size:16px;line-height:1.5}
.project-card--publication{gap:15px}
.publication-link{display:block;max-width:58ch;color:var(--accent-dark);font-size:16px;font-weight:600;line-height:1.5;text-decoration:underline;text-decoration-color:#a2c9e4;text-underline-offset:4px}
.publication-link:hover{text-decoration-color:var(--accent)}
.publication-meta{display:block;color:var(--muted);font-size:13px;line-height:1.4}
.publication-copy{font-size:16px;line-height:1.5}
.experience-content{overflow:hidden}
@media(hover:hover) and (pointer:fine){.project-card:hover,.project-card:focus-within{transform:translateY(-2px);border-color:#b7d1e4;box-shadow:0 8px 20px rgba(28,72,105,.07)}}
.project-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.project-identity{display:flex;align-items:center;gap:12px;min-width:0}
.project-identity .brand-mark{width:40px;height:40px;flex-basis:40px;border-radius:9px}
.project-identity .brand-mark img{padding:5px}
.project-identity .brand-mark--cynthia img{padding:0}
.project-identity .brand-mark--eva{overflow:hidden;border:0;border-radius:50%;background:transparent}
.project-identity .brand-mark--vi img,.project-identity .brand-mark--docsurf img{padding:2px}
.project-identity .brand-mark--eva img,.project-identity .brand-mark--neurosync img{padding:0}
.project-head h3{font-size:25px}
.project-field h4{margin-bottom:6px;color:var(--ink);font-size:13px;font-weight:600;letter-spacing:.055em;text-transform:uppercase}
.project-field p{font-size:16px;line-height:1.5}
.project-card:not(.project-card--summary):not(.project-card--publication) .project-field:last-child h4{color:var(--accent-dark);font-size:12px;letter-spacing:.075em}
.project-card:not(.project-card--summary):not(.project-card--publication) .project-field:last-child,.project-card--publication .publication-copy{padding:13px 15px;border-radius:7px;background:#f1f5f8}
.project-card:not(.project-card--summary):not(.project-card--publication) .project-field:last-child p,.project-card--publication .publication-copy{color:#405767}
.project-field a{color:var(--accent);text-decoration:underline;text-decoration-color:#a2c9e4;text-underline-offset:3px}
.project-field a:hover{text-decoration-color:var(--accent)}

.education-list{display:grid;gap:25px}
.education-entry{display:grid;gap:7px}
.education-heading{display:flex;align-items:baseline;justify-content:space-between;gap:20px}
.education-heading h3{font-size:19px}
.education-heading span{flex:none;color:var(--muted);font-size:15px}
.education-entry p{font-size:16px;line-height:1.5}
.competency-marquee{display:grid;gap:11px;overflow:hidden;padding:3px 0;mask-image:linear-gradient(90deg,transparent,#000 3%,#000 97%,transparent)}
.competency-rail{overflow:hidden;min-width:0}
.competency-track{display:flex;width:max-content;will-change:transform;animation:competency-marquee-left var(--marquee-duration) linear infinite}
.competency-set{display:flex;align-items:center;gap:10px;padding-right:10px;white-space:nowrap}
.competency-set span{display:inline-flex;align-items:center;min-height:36px;padding:6px 13px;border:1px solid var(--line);border-radius:7px;background:var(--soft);color:#405767;font-size:15px;line-height:1.35;white-space:nowrap}
.competency-rail--one{--marquee-duration:54s}
.competency-rail--two{--marquee-duration:47s}
.competency-rail--three{--marquee-duration:61s}
.competency-rail--two .competency-track{animation-name:competency-marquee-right}
@keyframes competency-marquee-left{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@keyframes competency-marquee-right{from{transform:translateX(-50%)}to{transform:translateX(0)}}
.competency-marquee:hover .competency-track,.competency-marquee:focus-within .competency-track{animation-play-state:paused}
.site-footer{border-top:1px solid var(--line);padding:23px 0;color:var(--muted);font-size:14px}
.site-footer .shell{display:flex;justify-content:center;gap:clamp(24px,5vw,54px);flex-wrap:wrap}
.site-footer a{display:inline-flex;align-items:center;gap:8px;color:var(--muted);transition:color .2s}
.footer-icon{display:block;width:17px;height:17px;flex:none;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.footer-icon-telegram{fill:currentColor;stroke:none}

@media(max-width:760px){
  .project-grid{grid-template-columns:1fr}
  .project-card{min-height:0}
  .project-card--summary{grid-template-columns:minmax(0,1fr);gap:8px}
  .summary-copy{grid-column:auto}
}
@media(max-width:560px){
  body{font-size:16px}
  .shell{width:calc(100% - 32px)}
  .header-inner{min-height:68px;gap:12px}
  .brand{font-size:17px}
  .site-header nav{gap:12px}
  .site-header nav a{font-size:12px;letter-spacing:0}
  .hero h1{font-size:clamp(36px,10vw,42px)}
  .hero-role{font-size:17px}
  .hero-intro{font-size:17px}
  .hero-actions{gap:10px}
  .button{min-height:48px;padding:10px 16px;font-size:15px}
  .section{padding-block:65px 72px}
  .section h2{margin-bottom:26px;font-size:36px}
  .experience-row{gap:9px;padding:17px 0}
  .experience-name{font-size:19px}
  .experience-identity{gap:10px;align-items:center;flex:1}
  .experience-identity>.brand-mark{width:40px;height:40px;flex-basis:40px;border-radius:9px}
  .experience-meta{gap:6px;font-size:12px}
  .expand-icon{width:18px;height:18px}
  .experience-content{padding-bottom:21px}
  .project-card{gap:19px;padding:23px 22px}
  .project-head{display:block}
  .project-head h3{font-size:23px}
  .project-field p{font-size:15px}
  .education-heading{align-items:flex-start;gap:12px}
  .education-heading h3{font-size:17px}
  .education-heading span{font-size:14px}
  .education-entry p{font-size:15px}
  .competency-marquee{gap:8px}
  .competency-set{gap:8px;padding-right:8px}
  .competency-set span{min-height:32px;padding:5px 10px;font-size:13px}
}
@media(max-height:520px){
  .hero{padding-block:16px}
  .hero-avatar{width:clamp(52px,14svh,68px);height:clamp(52px,14svh,68px);margin-bottom:8px}
  .hero h1{font-size:clamp(30px,7vh,40px)}
  .hero-role{margin-top:3px;font-size:15px}
  .hero-intro{margin-top:10px;font-size:14px;line-height:1.3}
  .hero-actions{gap:8px;margin-top:12px}
  .button{min-height:38px;padding:6px 12px;font-size:13px}
  .button-icon{width:18px;height:18px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button,.project-card,.experience-name,.expand-icon,.scroll-cue{transition:none}.scroll-cue svg{animation:none}.project-card:hover,.project-card:focus-within{transform:none;box-shadow:none}.competency-marquee{mask-image:none}.competency-rail{overflow-x:auto;scrollbar-width:none}.competency-rail::-webkit-scrollbar{display:none}.competency-track{animation:none;transform:none}.competency-set[aria-hidden="true"]{display:none}}