@font-face{font-family:"Newsreader";font-weight:400;font-style:normal;font-display:swap;src:url("../fonts/newsreader-latin-400-normal.woff2") format("woff2")}
@font-face{font-family:"Newsreader";font-weight:400;font-style:italic;font-display:swap;src:url("../fonts/newsreader-latin-400-italic.woff2") format("woff2")}
@font-face{font-family:"Newsreader";font-weight:500;font-style:normal;font-display:swap;src:url("../fonts/newsreader-latin-500-normal.woff2") format("woff2")}
@font-face{font-family:"Public Sans";font-weight:400;font-style:normal;font-display:swap;src:url("../fonts/public-sans-latin-400-normal.woff2") format("woff2")}
@font-face{font-family:"Public Sans";font-weight:600;font-style:normal;font-display:swap;src:url("../fonts/public-sans-latin-600-normal.woff2") format("woff2")}

:root{--navy:#12263A;--ink:#1E2C3A;--paper:#F2F5F6;--steel:#4E6274;--line:#C6D1D8;--teal:#2E6B6E;--gold:#E2B75B;
--serif:"Newsreader",Georgia,"Times New Roman",serif;
--sans:"Public Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
--hh:92px;
--sky:radial-gradient(ellipse 60% 70% at 88% 18%,rgba(38,150,150,.30),transparent 60%),radial-gradient(ellipse 55% 60% at 8% 95%,rgba(110,130,230,.28),transparent 60%),linear-gradient(160deg,#D8E9F4 0%,#C6E0E8 55%,#D3DFF3 100%)}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:1.0625rem;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:var(--teal);text-underline-offset:3px}
a:hover{color:var(--navy)}
:focus-visible{outline:3px solid #2BA39F;outline-offset:3px}
.skip{position:absolute;left:-999px;top:8px;background:var(--navy);color:var(--paper);padding:10px 16px;z-index:100;border-radius:6px}
.skip:focus{left:8px}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px;position:relative}
.fam{letter-spacing:.035em}
.ico{width:19px;height:19px;flex:none;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* ---------- header ---------- */
.nv{position:fixed;left:0;right:0;top:0;z-index:50}
.nv::before{content:"";position:absolute;left:0;right:0;top:0;bottom:-14px;z-index:-1;pointer-events:none;opacity:0;transition:opacity .25s;background:linear-gradient(180deg,rgba(214,232,243,.97),rgba(214,232,243,.93) 72%,rgba(214,232,243,0))}
.nv.stuck::before{opacity:1}
.nv .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 28px;padding-top:16px;padding-bottom:10px}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--serif);font-weight:500;font-size:1.22rem;color:var(--navy);text-decoration:none}
.brand:hover{color:var(--teal)}
.logo{display:block;flex:none;width:54px;height:54px;border-radius:50%;box-shadow:0 4px 14px rgba(6,32,60,.35)}
.pills{display:flex;align-items:center;gap:2px;padding:5px;border-radius:999px;background:rgba(255,255,255,.55);border:1px solid rgba(255,255,255,.8);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 8px 28px rgba(18,38,58,.12)}
body.home .pills{margin-right:152px}
.pills .sm{display:none}
.pills a{font-size:.94rem;font-weight:600;color:var(--navy);text-decoration:none;padding:9px 18px;border-radius:999px;transition:background .25s,color .25s,box-shadow .25s;white-space:nowrap}
.pills a:hover{background:rgba(18,38,58,.09)}
.pills a[aria-current="page"]{background:var(--navy);color:#F2F5F6;box-shadow:0 4px 12px rgba(18,38,58,.25)}

/* ---------- buttons ---------- */
.btn{display:inline-block;font-weight:600;font-size:.98rem;text-decoration:none;padding:12px 22px;border:1.5px solid var(--navy);border-radius:4px;color:var(--navy);transition:background .25s,border-color .25s,color .25s,box-shadow .25s}
.btn.primary{background:var(--navy);color:var(--paper)}
.btn.primary:hover{background:#0b1a29}
.btn.accent{background:#17767A;border-color:#17767A;color:#fff;box-shadow:0 6px 18px rgba(23,118,122,.28)}
.btn.accent:hover{background:#125f63;border-color:#125f63;color:#fff}
.actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- hero (home) ---------- */
.hero{position:relative;overflow:clip;min-height:clamp(640px,94vh,820px);display:flex;flex-direction:column;background:var(--sky);border-bottom:1px solid var(--line)}
.gcv{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:0}
.hero::before,.page-head::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,rgba(214,232,243,.6) 0%,rgba(214,232,243,.44) 26%,rgba(214,232,243,.06) 40%,rgba(214,232,243,0) 48%)}
.hero-grid{position:relative;z-index:3;flex:1 1 auto;min-height:0;display:grid;grid-template-columns:minmax(0,1fr);align-items:start;width:100%}
.hero-text{max-width:640px;padding:calc(var(--hh) + 44px) 0 120px}
.hero h1{font-family:var(--serif);font-weight:500;font-size:clamp(2.25rem,4.9vw,4rem);line-height:1.05;letter-spacing:-.015em;margin:0 0 24px;color:var(--navy)}
.role{font-family:var(--serif);font-style:italic;font-size:clamp(1.25rem,2.2vw,1.65rem);line-height:1.3;margin:0 0 22px;max-width:23em;text-wrap:balance}
.intro{max-width:44ch;margin:0 0 28px}
.avatar{position:absolute;top:4px;right:14px;width:132px;height:132px;border-radius:50%;overflow:hidden;background:radial-gradient(circle at 50% 35%,#F4F7F8,#D5E0E6);box-shadow:0 0 0 3px var(--paper),0 0 0 4px var(--line),0 10px 30px rgba(18,38,58,.15);z-index:60}
.avatar img{position:absolute;left:3%;top:3%;width:94%;height:auto;display:block}
.chips{position:absolute;left:max(24px,calc((100% - 1120px)/2 + 24px));bottom:22px;display:flex;flex-wrap:wrap;gap:8px;max-width:min(640px,90%);z-index:4}
.chips button{font:inherit;cursor:pointer;background:rgba(242,245,246,.9);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border:1px solid var(--line);color:var(--navy);border-radius:999px;padding:6px 14px;font-size:.88rem;font-weight:600}
.chips button[aria-pressed="true"]{background:var(--navy);color:var(--paper);border-color:var(--navy)}
.rise{animation:rise .9s cubic-bezier(.2,.7,.2,1) both}
.rise.d1{animation-delay:.12s}.rise.d2{animation-delay:.24s}.rise.d3{animation-delay:.36s}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* ---------- page head ---------- */
.page-head{position:relative;overflow:clip;background:var(--sky);border-bottom:1px solid var(--line)}
body.about .page-head,body.education .page-head,body.contact .page-head,body.journal .page-head,body.curiosities .page-head,body.expertise .page-head{min-height:452px}
.page-head .wrap{z-index:3;padding-top:calc(var(--hh) + 40px);padding-bottom:56px}
.page-head h1{font-family:var(--serif);font-weight:500;font-size:clamp(2.3rem,4.8vw,3.5rem);line-height:1.08;letter-spacing:-.015em;margin:0 0 16px;color:var(--navy)}
.lede{font-size:1.2rem;max-width:40ch;margin:0;color:var(--ink)}
.crumbs{display:flex;align-items:center;flex-wrap:wrap;gap:7px;font-family:var(--sans);font-size:.85rem;margin:0 0 14px}
.crumbs a{color:var(--steel);text-decoration:none}
.crumbs a:hover{color:var(--navy);text-decoration:underline}
.crumbs .sep{color:var(--line)}
.crumbs [aria-current]{color:var(--navy);font-weight:600}

/* ---------- sections ---------- */
.section{padding:64px 0 0}
.section:last-of-type{padding-bottom:72px}
.section h2{font-family:var(--serif);font-weight:500;font-size:2rem;line-height:1.15;letter-spacing:-.01em;margin:0 0 24px;color:var(--navy)}
.prose{max-width:64ch}
.prose p{margin:0 0 1.1em}
.timeline{list-style:none;margin:0 0 0 5px;padding:0;border-left:1px solid var(--line)}
.timeline li{position:relative;display:grid;grid-template-columns:9rem minmax(0,1fr);gap:0 28px;padding:0 0 40px 32px}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{content:"";position:absolute;left:-5px;top:.6em;width:9px;height:9px;border-radius:50%;background:var(--teal)}
.timeline .when{color:var(--steel);font-size:.95rem;font-variant-numeric:tabular-nums;padding-top:.2em}
.timeline h3{font-family:var(--serif);font-weight:500;font-size:1.4rem;line-height:1.25;margin:0 0 2px;color:var(--navy)}
.timeline .org{font-weight:600;font-size:.95rem;color:var(--teal);margin:0 0 8px}
.timeline p{margin:0;max-width:60ch}
.rows{border-bottom:1px solid var(--line)}
.row{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,7fr);gap:8px 48px;padding:26px 0;border-top:1px solid var(--line)}
.row h3{font-family:var(--serif);font-weight:500;font-size:1.4rem;line-height:1.25;margin:0;color:var(--navy)}
.row p{margin:0;max-width:62ch}
.row .meta{color:var(--steel);font-size:.95rem;margin-top:4px;display:block}
.row .with-ico{display:flex;align-items:center;gap:12px}
.row .with-ico .ico{color:var(--teal);width:22px;height:22px}

/* ---------- contact form ---------- */
.cform{max-width:640px;display:grid;gap:20px;margin-top:8px}
.cform .field{display:grid;gap:6px}
.cform label{font-family:var(--sans);font-size:.78rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--steel)}
.cform input,.cform select,.cform textarea{font:inherit;font-size:1rem;color:var(--ink);background:#fff;border:1.5px solid var(--line);border-radius:6px;padding:12px 14px;width:100%;box-sizing:border-box}
.cform textarea{resize:vertical;min-height:140px}
.cform input:focus,.cform select:focus,.cform textarea:focus{border-color:var(--teal)}
.cform .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.cform .btn{justify-self:start;border:none;cursor:pointer}
.form-errors{list-style:none;margin:0 0 20px;padding:14px 16px;background:#FBEAEA;border:1px solid #E2A0A0;border-radius:6px;color:#7A2222;font-size:.95rem;max-width:640px}
.form-errors li+li{margin-top:4px}
.form-success{padding:16px 18px;background:#E9F4EE;border:1px solid #9FCBAE;border-radius:6px;color:#1E5B34;font-size:1rem;max-width:640px}
.list{margin:0;padding:0 0 0 1.2em;max-width:64ch}
.list li{margin:0 0 .5em}
.notfound{padding:56px 0 96px}

/* ---------- expertise explorer ---------- */
.explorer{padding:56px 0 72px}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:start}
.split h2{font-family:var(--serif);font-weight:500;font-size:1.7rem;margin:28px 0 8px;color:var(--navy)}
.split h2:first-child{margin-top:0}
.items{list-style:none;margin:0;padding:0}
.item{position:relative;border-top:1px solid var(--line);padding:16px 0 16px 16px;cursor:pointer;transition:padding .25s,background .25s;outline-offset:-3px}
.item::before{content:"";position:absolute;left:0;top:-1px;bottom:0;width:3px;background:var(--teal);transform:scaleY(0);transform-origin:top;transition:transform .3s}
.item h3{font-family:var(--serif);font-weight:500;font-size:1.3rem;line-height:1.25;margin:0;color:var(--navy)}
.item p{margin:4px 0 0;color:var(--steel);font-size:.98rem;max-width:46ch}
.item.on{padding-left:24px;background:linear-gradient(90deg,rgba(46,107,110,.08),transparent)}
.item.on::before{transform:scaleY(1)}
.item.on h3{color:var(--teal)}
.panel{position:sticky;top:calc(var(--hh) + 12px);aspect-ratio:1/1;max-height:640px;width:100%;overflow:hidden}
.panel canvas{position:static;width:100%;height:100%;display:block}
.cap{position:absolute;left:0;bottom:0;right:0;padding-top:28px;background:linear-gradient(0deg,var(--paper) 55%,rgba(242,245,246,0));font-family:var(--serif);font-size:1.25rem;color:var(--navy);pointer-events:none}
.cap span{display:block;font-family:var(--sans);font-size:.92rem;color:var(--steel)}

/* ---------- footer ---------- */
.foot{position:relative;overflow:hidden;margin-top:0;background:radial-gradient(ellipse 50% 90% at 92% 0%,rgba(63,167,160,.28),transparent 70%),linear-gradient(135deg,#0B2A57,#0A4356);color:#dbe7ee}
.foot .wrap{padding-top:48px;padding-bottom:44px}
.foot-grid{display:flex;flex-wrap:nowrap;justify-content:space-between;align-items:flex-start;gap:36px 64px}
.foot-brand{flex:1 1 0;min-width:0;max-width:440px}
.foot .brand{color:#F2F5F6}
.foot .logo{width:58px;height:58px}
.foot-quote{margin:20px 0 6px;font-family:var(--serif);font-style:italic;font-size:1.2rem;line-height:1.45;color:#e8f0f5;max-width:32ch}
.foot-by{margin:0;font-size:.92rem;color:#a9bdca}
.foot-cols{flex:none;display:flex;gap:32px 72px}
.foot h3{display:flex;align-items:center;gap:10px;margin:0 0 16px;font-family:var(--sans);font-size:.85rem;font-weight:600;letter-spacing:.09em;text-transform:uppercase;color:var(--gold)}
.foot h3 .ico{width:20px;height:20px}
.foot-links{list-style:none;margin:0;padding:0;display:grid;gap:11px}
.foot-links a,.foot-links span{color:#dbe7ee;text-decoration:none;font-size:1rem;transition:color .2s,transform .2s;display:inline-flex;align-items:center;gap:12px}
.foot-links .ico{color:var(--gold)}
.foot-links a:hover{color:#fff;transform:translateX(3px)}
.foot-links a[aria-current="page"]{color:#fff;font-weight:600}
.foot-copy{margin:38px 0 0;text-align:right;font-size:.88rem;color:#a9bdca}

/* ---------- small screens ---------- */
@media (max-width:860px){
  body.home .pills{margin-right:0}
  .nv .wrap{padding:12px 20px 8px}
  body.home .brand{min-height:64px}
  .brand{font-size:1.05rem;gap:9px}
  .logo{width:48px;height:48px}
  .pills{order:3;width:100%;padding:4px;gap:0;justify-content:space-between;overflow-x:auto;scrollbar-width:none}
  .pills::-webkit-scrollbar{display:none}
  .pills a{font-size:.88rem;padding:9px 12px}
  .pills .lg{display:none}.pills .sm{display:inline}
  .nv.stuck .brand{display:none}
  .avatar{width:64px;height:64px;top:6px;right:12px}
  .hero{min-height:680px}
  .hero-text{padding:calc(var(--hh) + 36px) 0 28px}
  .hero::before{background:linear-gradient(180deg,rgba(214,232,243,.86) 0%,rgba(214,232,243,.62) 48%,rgba(214,232,243,.1) 85%)}
  .page-head::before{background:linear-gradient(180deg,rgba(214,232,243,.7),rgba(214,232,243,.3))}
  .page-head .wrap{padding-top:calc(var(--hh) + 28px);padding-bottom:40px}
  .chips{position:relative;left:auto;bottom:auto;order:5;padding:0 20px 22px;max-width:none}
  .hero-grid{order:1;flex:0 0 auto}
  .row{grid-template-columns:1fr}
  .timeline li{grid-template-columns:1fr;padding-left:24px}
  .timeline .when{margin-bottom:2px}
  .split{grid-template-columns:1fr}
  .panel{position:relative;top:0;order:-1;max-width:440px;margin:0 auto}
  .foot .wrap{padding-left:20px;padding-right:20px}
  .foot-grid{gap:28px 32px}
  .foot-cols{gap:28px 40px}
}
@media (max-width:600px){
  .foot-cols{flex-direction:column;gap:24px}
  .foot .brand{font-size:1rem;gap:10px;flex-direction:column;align-items:flex-start}
  .foot .logo{width:46px;height:46px}
  .foot-quote{font-size:1.02rem}.foot-by{font-size:.85rem}
  .foot-links a,.foot-links span{font-size:.95rem;overflow-wrap:anywhere}
  .foot-links{gap:9px}.foot h3{margin-bottom:12px}
}
@media (max-width:430px){.pills a{padding:9px 9px;font-size:.85rem}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.rise{animation:none}}