:root{
  --bg: #FAFAF7;
  --bg-2: #F2F1EC;
  --ink: #0A1220;
  --ink-2: #2B3444;
  --ink-3: #6A7383;
  --ink-4: #9AA2AF;
  --line: #E4E3DD;
  --line-2: #D4D3CC;
  --cyan: #1EB5D4;
  --cyan-2: #0FA1C1;
  --deep: #0B3A5B;
  --deep-2: #072741;
  --accent: oklch(0.72 0.14 195);
  --warn: #D97706;
  --ok: #0C7A43;
  --radius: 2px;
  --radius-lg: 6px;
  --shadow-sm: 0 1px 0 rgba(10,18,32,.04), 0 1px 2px rgba(10,18,32,.05);
  --shadow-md: 0 1px 0 rgba(10,18,32,.04), 0 10px 24px -12px rgba(10,18,32,.18);
  --f-sans: "Geist","Helvetica Neue",Helvetica,Arial,sans-serif;
  --f-mono: "JetBrains Mono",ui-monospace,Menlo,monospace;
  --f-serif: "Instrument Serif", Georgia, serif;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: var(--f-sans);
  color: var(--ink);
  background: var(--bg);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
img{max-width:100%;display:block}

/* ============ Typography helpers ============ */
.mono{font-family:var(--f-mono);font-feature-settings:"ss02";letter-spacing:-.01em}
.serif{font-family:var(--f-serif)}
.ui-label{
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.ui-label .bracket{color:var(--ink-4)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family: var(--f-mono); font-size: 11px; letter-spacing:.1em; text-transform:uppercase;
  color: var(--ink-3);
}
.eyebrow::before{
  content:""; width:18px; height:1px; background: var(--ink-3);
}

h1,h2,h3,h4{font-family:var(--f-sans);font-weight:500;letter-spacing:-.02em;margin:0}
h1{font-size:clamp(40px, 6vw, 88px); line-height:.98; letter-spacing:-.04em; font-weight: 500}
h2{font-size:clamp(28px, 3.6vw, 48px); line-height:1.05; letter-spacing:-.03em}
h3{font-size:20px; line-height:1.2; letter-spacing:-.015em}
p{margin:0}

/* ============ Layout ============ */
.container{max-width: 1400px; margin: 0 auto; padding: 0 40px}
.container-wide{max-width: 1600px; margin: 0 auto; padding: 0 40px}

/* hairline row/col helpers */
.hr{height:1px;background:var(--line);width:100%}
.hr-strong{height:1px;background:var(--line-2);width:100%}

/* ============ Top bar ============ */
.topbar{
  position:sticky; top:0; z-index:50;
  background: rgba(250,250,247,.86);
  backdrop-filter: saturate(1.2) blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-strip{
  display:flex; align-items:center; justify-content:space-between;
  font-family: var(--f-mono); font-size: 11px; letter-spacing:.05em;
  color: var(--ink-3); padding: 6px 40px; border-bottom: 1px solid var(--line);
  background: var(--bg-2);
}
.topbar-strip .dot{width:6px;height:6px;border-radius:50%;background:var(--ok);display:inline-block;margin-right:6px;vertical-align:middle}
.topbar-main{
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px 40px;
}
.logo{display:flex;align-items:center;gap:12px}
.logo img{height:34px;width:auto}
.logo-mark{
  width:34px;height:34px;border-radius:6px;
  background: radial-gradient(circle at 30% 30%, var(--cyan), var(--deep) 75%);
  display:grid;place-items:center; color:white; font-weight:600; font-size:13px;
}
.nav{display:flex;align-items:center;gap:2px}
.nav a{
  padding: 10px 14px; font-size: 14px; color: var(--ink-2); border-radius: var(--radius);
  position: relative; font-weight:450;
}
.nav a:hover{color:var(--ink)}
.nav a.active{color: var(--ink); font-weight: 500}
.nav a.active::after{
  content:""; position:absolute; left:14px; right:14px; bottom: 2px; height: 1px; background: var(--cyan);
}
.nav-right{display:flex;align-items:center;gap:16px}
.lang-switch{
  display:inline-flex; border: 1px solid var(--line-2); border-radius: 999px;
  padding: 2px; font-family: var(--f-mono); font-size: 11px;
}
.lang-switch button{
  padding: 3px 10px; border-radius: 999px; color: var(--ink-3);
}
.lang-switch button.on{background: var(--ink); color: white}

/* ============ Buttons ============ */
.btn{
  display:inline-flex; align-items:center; gap: 10px;
  padding: 11px 18px; border-radius: 999px;
  font-size: 14px; font-weight:500;
  transition: all .16s ease;
  border: 1px solid transparent;
}
.btn-primary{background: var(--ink); color: #fff}
.btn-primary:hover{background: var(--deep)}
.btn-ghost{border-color: var(--line-2); color: var(--ink)}
.btn-ghost:hover{background: var(--bg-2)}
.btn-invert{background:#fff;color:var(--ink)}
.btn-invert:hover{background: var(--bg-2)}
.btn .arrow{
  width: 14px; height: 14px; display:inline-block; position:relative;
}
.btn .arrow::after{
  content:""; position:absolute; inset:0;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'><path fill='none' stroke='black' stroke-width='1.4' d='M1 7h12M8 2l5 5-5 5'/></svg>") center/contain no-repeat;
          mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'><path fill='none' stroke='black' stroke-width='1.4' d='M1 7h12M8 2l5 5-5 5'/></svg>") center/contain no-repeat;
}

/* ============ Chips / tags ============ */
.tag{
  display:inline-flex; align-items:center; gap:6px;
  padding: 3px 10px; border: 1px solid var(--line-2);
  border-radius: 999px; font-size: 12px;
  color: var(--ink-2); background: #fff;
  font-family: var(--f-mono); letter-spacing: .02em;
}
.tag.filled{background: var(--ink); color: white; border-color: var(--ink)}
.tag.cyan{border-color: color-mix(in oklab, var(--cyan) 35%, var(--line));
          color: var(--deep); background: color-mix(in oklab, var(--cyan) 10%, #fff)}

/* ============ Cards ============ */
.card{
  background:#fff; border:1px solid var(--line); border-radius: 4px;
  transition: all .15s ease;
}
.card:hover{border-color: var(--line-2); box-shadow: var(--shadow-md)}

/* ============ Placeholder image ============ */
.ph{
  background:
    repeating-linear-gradient(135deg, transparent 0 7px, rgba(11,58,91,.06) 7px 8px),
    linear-gradient(180deg, #EDEFEF, #E0E4E6);
  position: relative;
  overflow: hidden;
  color: var(--ink-3);
  font-family: var(--f-mono); font-size: 11px;
  display: grid; place-items: center;
  text-transform: uppercase; letter-spacing: .08em;
}
.ph .ph-corner{
  position:absolute; font-size: 10px; color: var(--ink-4);
  padding: 6px 8px;
}
.ph .ph-corner.tl{top:0;left:0}
.ph .ph-corner.tr{top:0;right:0}
.ph .ph-corner.bl{bottom:0;left:0}
.ph .ph-corner.br{bottom:0;right:0}
.ph-label{
  border: 1px dashed var(--ink-4); padding: 6px 10px; background: rgba(255,255,255,.6);
}

/* avatar placeholder */
.avatar-ph{
  background: linear-gradient(135deg,
    color-mix(in oklab, var(--cyan) 55%, #fff),
    color-mix(in oklab, var(--deep) 55%, #fff));
  color: #fff; font-weight: 500; font-family: var(--f-sans);
  display: grid; place-items: center; letter-spacing: .02em;
}

/* ============ Section helpers ============ */
.section{padding: 96px 0; border-top: 1px solid var(--line)}
.section-head{
  display:flex; justify-content:space-between; align-items:flex-end; gap: 40px;
  margin-bottom: 56px;
}
.section-head h2{max-width: 720px}

/* two-col */
.col-2{display:grid; grid-template-columns: 1fr 1fr; gap:40px}
.col-3{display:grid; grid-template-columns: repeat(3, 1fr); gap:24px}
.col-4{display:grid; grid-template-columns: repeat(4, 1fr); gap:20px}
@media (max-width: 960px){
  .col-2,.col-3,.col-4{grid-template-columns: 1fr}
}

/* ============ Footer ============ */
.footer{
  background: var(--deep-2); color: #D6E4ED;
  padding: 80px 0 40px; margin-top: 0;
}
.footer .mono{color: #7FA3BA}
.footer a:hover{color:#fff}
.footer .col h4{color:#fff;font-size:14px;font-weight:500;margin-bottom:18px}
.footer ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.footer ul a{color:#9FB6C6;font-size:14px}
.footer-bottom{
  border-top: 1px solid rgba(255,255,255,.08); margin-top: 56px; padding-top: 24px;
  display:flex; justify-content: space-between; font-family: var(--f-mono);
  font-size: 11px; color: #7FA3BA; letter-spacing:.04em;
}

/* ============ Tweaks panel ============ */
.tweaks-panel{
  position: fixed; right: 16px; bottom: 16px; z-index: 100;
  background: #fff; border: 1px solid var(--line-2);
  border-radius: 8px; padding: 16px; width: 260px;
  box-shadow: var(--shadow-md);
  font-size: 13px;
}
.tweaks-panel h4{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3);margin-bottom:12px;font-family:var(--f-mono);font-weight:500}
.tweaks-panel .row{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;gap:8px}
.tweaks-panel .seg{display:inline-flex;border:1px solid var(--line);border-radius: 999px;padding:2px}
.tweaks-panel .seg button{padding:3px 10px;border-radius:999px;font-size:11px;font-family:var(--f-mono);color:var(--ink-3)}
.tweaks-panel .seg button.on{background:var(--ink);color:#fff}

/* ============ Hero variants ============ */
.hero{position:relative; overflow: hidden}

/* Variant A — Editorial Dark */
.hero-A{
  background: var(--deep-2);
  color: #fff;
  padding: 72px 0 120px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.hero-A .grid-bg{
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,.9), transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,.9), transparent 70%);
  pointer-events:none;
}
.hero-A .eyebrow{color: #7FA3BA}
.hero-A .eyebrow::before{background:#7FA3BA}
.hero-A h1{color:#fff}
.hero-A .lead{color:#BCCBD6; max-width: 720px; font-size: 18px; line-height: 1.55; margin-top: 28px}
.hero-A .actions{margin-top: 40px; display:flex; gap:12px; flex-wrap:wrap}
.hero-A .btn-ghost{border-color: rgba(255,255,255,.22); color: #fff}
.hero-A .btn-ghost:hover{background: rgba(255,255,255,.05)}

.hero-A .meta-strip{
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 80px; padding-top: 28px;
}
.hero-A .meta-strip > div{border-left: 1px solid rgba(255,255,255,.08); padding: 0 24px}
.hero-A .meta-strip > div:first-child{border-left:none;padding-left:0}
.hero-A .meta-label{font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;color:#7FA3BA;text-transform:uppercase;margin-bottom:10px}
.hero-A .meta-value{font-size:36px;font-weight:500;letter-spacing:-.02em;color:#fff}
.hero-A .meta-sub{font-size:12px;color:#9FB6C6;margin-top:4px}

/* Variant B — Editorial Light with event billboard */
.hero-B{
  padding: 56px 0 0; background: var(--bg);
}
.hero-B .billboard{
  display:grid; grid-template-columns: 1.2fr .8fr; gap:0;
  border: 1px solid var(--line-2);
  background: #fff;
  margin-top: 40px;
}
.hero-B .bill-left{padding: 56px; display:flex; flex-direction: column; justify-content:space-between}
.hero-B .bill-right{background: var(--deep-2); padding: 56px; color:#fff; position:relative; overflow:hidden}
.hero-B .date-big{
  font-family: var(--f-serif); font-size: 84px; line-height: .9; font-style: italic; color: var(--cyan);
}
.hero-B .event-title{font-size:32px; letter-spacing:-.02em; margin-top: 16px; color: #fff}
.hero-B .event-meta{font-family: var(--f-mono); font-size: 12px; color: #9FB6C6; margin-top: 24px; line-height: 1.8}

/* Variant C — Split visual */
.hero-C{background: var(--bg); padding: 72px 0}
.hero-C .grid{display:grid; grid-template-columns: 1.1fr .9fr; gap: 72px; align-items: center}
.hero-C .visual{aspect-ratio: 1/1; position: relative; background: var(--bg-2); border: 1px solid var(--line)}
.hero-C .visual svg{position:absolute; inset:0; width:100%;height:100%}

/* ============ Ticker ============ */
.ticker{
  background: var(--ink); color: #fff; overflow: hidden; border-top: 1px solid rgba(255,255,255,.05);
}
.ticker-inner{
  display: flex; gap: 48px; padding: 14px 0;
  animation: tick 40s linear infinite;
  white-space: nowrap; font-family: var(--f-mono); font-size: 12px; letter-spacing: .06em;
}
.ticker-inner span{color: #fff}
.ticker-inner .sep{color: var(--cyan)}
@keyframes tick{
  from{transform: translateX(0)}
  to{transform: translateX(-50%)}
}

/* ============ Lines grid (research areas) ============ */
.lines-grid{
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.line-cell{
  border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 28px; min-height: 200px; display:flex; flex-direction:column; justify-content:space-between;
  background: #fff; position: relative; transition: background .15s;
}
.line-cell:hover{background: var(--bg-2)}
.line-num{font-family: var(--f-mono); font-size: 11px; color: var(--ink-4); letter-spacing:.08em}
.line-name{font-size:18px; font-weight: 500; letter-spacing:-.015em; line-height:1.2; margin-top: 12px}
.line-meta{font-family:var(--f-mono); font-size:11px; color: var(--ink-3); margin-top: 18px; letter-spacing:.04em}
.line-dot{
  position:absolute; top: 24px; right: 24px;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--cyan); box-shadow: 0 0 0 4px color-mix(in oklab, var(--cyan) 15%, transparent);
}
@media (max-width: 1100px){ .lines-grid{grid-template-columns: repeat(2, 1fr)} }

/* ============ Event list ============ */
.event-row{
  display:grid; grid-template-columns: 120px 1fr 200px 140px 40px;
  gap: 24px; align-items: center;
  padding: 24px 0; border-bottom: 1px solid var(--line);
  transition: padding .15s;
}
.event-row:hover{padding-left: 8px}
.event-row .date{font-family: var(--f-mono); font-size: 12px; letter-spacing: .04em; color: var(--ink-2)}
.event-row .date .day{font-size: 28px; display:block; color: var(--ink); letter-spacing:-.01em; font-weight:500; font-family:var(--f-sans)}
.event-row h3{font-weight: 500}
.event-row .loc{font-family: var(--f-mono); font-size: 12px; color: var(--ink-3)}
.event-row .arrow-btn{
  width: 36px; height: 36px; border: 1px solid var(--line-2); border-radius: 50%;
  display: grid; place-items:center; color: var(--ink-2); transition: all .15s;
}
.event-row:hover .arrow-btn{background: var(--ink); color:#fff; border-color: var(--ink)}

/* ============ Event card ============ */
.event-list{display: flex; flex-direction: column; gap: 28px}
.event-card{
  background: #fff; border: 1px solid var(--line);
  padding: 32px;
}
.event-card-head{display: flex; gap: 28px; align-items: flex-start}
.event-date-block{
  flex-shrink: 0; width: 88px; text-align: center;
  border: 1px solid var(--line-2); padding: 14px 8px;
  font-family: var(--f-mono); color: var(--ink-2);
}
.event-date-block .day{font-size: 34px; font-weight: 500; font-family: var(--f-sans); color: var(--ink); display: block; line-height: 1; letter-spacing: -.02em}
.event-date-block .mon{font-size: 12px; letter-spacing: .12em; display: block; margin-top: 6px; color: var(--cyan-2)}
.event-date-block .yr{font-size: 11px; letter-spacing: .08em; display: block; margin-top: 2px; color: var(--ink-4)}
.event-card-intro{flex: 1}
.event-card-intro h3{font-size: 22px; font-weight: 500; letter-spacing: -.02em; margin-top: 10px; line-height: 1.25}
.event-range{font-size: 12px; color: var(--ink-2); margin-top: 10px; letter-spacing: .04em}
.event-loc{font-family: var(--f-mono); font-size: 12px; color: var(--ink-3); margin-top: 6px}
.event-summary{font-size: 15px; line-height: 1.65; color: var(--ink-2); margin-top: 24px; max-width: 760px}
.event-sessions{list-style: none; padding: 0; margin: 28px 0 0; border-top: 1px solid var(--line)}
.event-sessions li{
  display: grid; grid-template-columns: 200px 1fr; gap: 24px;
  padding: 18px 0; border-bottom: 1px solid var(--line); align-items: baseline;
}
.event-sessions .s-when{display: flex; flex-direction: column; gap: 4px}
.event-sessions .s-time{font-size: 22px; font-weight: 500; color: var(--ink); letter-spacing: -.01em}
.event-sessions .s-date{font-size: 12px; color: var(--ink-3)}
.event-sessions .s-speakers{font-size: 15px; font-weight: 500; color: var(--ink); letter-spacing: -.005em}
.event-sessions .s-topic{font-size: 14px; color: var(--ink-2); margin-top: 5px; line-height: 1.5}
.event-cta{display: flex; align-items: center; gap: 20px; flex-wrap: wrap; margin-top: 28px}
.event-cta-note{font-size: 11px; color: var(--ink-3); letter-spacing: .04em}
@media (max-width: 720px){
  .event-card{padding: 24px}
  .event-card-head{flex-direction: column; gap: 16px}
  .event-sessions li{grid-template-columns: 1fr; gap: 8px}
}

/* ============ Members grid ============ */
.member-card{
  background: #fff; border:1px solid var(--line); padding: 0;
  display: flex; flex-direction: column;
  transition: all .15s;
}
.member-card:hover{border-color: var(--ink); transform: translateY(-2px)}
.member-card .photo{aspect-ratio: 4/5; position: relative; overflow: hidden; background: var(--bg-2)}
.member-card .photo img{width:100%; height:100%; object-fit:cover; display:block}
.member-card .body{padding: 20px; display:flex; flex-direction:column; gap: 0; flex: 1}
.member-card .role{font-family: var(--f-mono); font-size: 11px; letter-spacing: .06em; color: var(--cyan-2); text-transform: uppercase}
.member-card .name{font-size: 19px; font-weight: 500; letter-spacing:-.015em; margin-top: 6px; line-height:1.2}
.member-card .line{font-size: 13px; color: var(--ink-3); margin-top: 12px; line-height: 1.5}
.contacts{margin-top: 14px; display:flex; flex-direction:column; gap: 6px}
.contact-line{
  display:flex; align-items:baseline; gap:8px;
  font-family: var(--f-mono); font-size: 11px; color: var(--ink-2);
  letter-spacing:.02em;
  border-bottom: 1px dotted transparent;
  transition: color .12s, border-color .12s;
}
.contact-line:hover{color: var(--cyan-2); border-color: var(--line-2)}
.contact-line .ck{color: var(--ink-4); flex-shrink: 0}
.contact-line .cv{overflow:hidden; text-overflow:ellipsis; white-space:nowrap}
.contact-links{display:flex; flex-wrap:wrap; gap:6px; margin-top: 6px}
.contact-links .chip{
  font-family: var(--f-mono); font-size: 10px; letter-spacing:.06em; text-transform: uppercase;
  padding: 3px 8px; border: 1px solid var(--line-2); color: var(--ink-2);
  transition: all .12s;
}
.contact-links .chip:hover{border-color: var(--ink); color: var(--ink); background: var(--bg-2)}
.member-detail-contacts .contact-line{font-size: 13px}
.member-detail-contacts .contact-links .chip{font-size: 11px; padding: 5px 10px}
.member-card .meta{
  display:flex; justify-content:space-between; align-items:center;
  margin-top: auto; padding-top: 14px; border-top: 1px solid var(--line);
  font-family: var(--f-mono); font-size: 11px; color: var(--ink-3);
}
.member-card .cv-link{
  color: var(--cyan-2); font-weight: 500; letter-spacing:.04em; text-transform: uppercase;
  border-bottom: 1px solid var(--cyan-2); padding-bottom: 1px;
}
.member-card .cv-link:hover{color: var(--deep)}
.member-card .cv-empty{color: var(--ink-4); font-style: italic; text-transform: none; letter-spacing: 0}

.member-card-photo-link, .member-card .name-link { display: block; color: inherit }
.member-card .name-link:hover .name { color: var(--cyan-2) }

/* ============ Member detail page ============ */
.member-detail-hero{
  padding: 56px 0 40px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #fff 0%, var(--bg) 100%);
}
.back-link{
  display:inline-flex; align-items:center; gap:6px;
  font-size: 12px; color: var(--ink-3);
  letter-spacing: .04em; text-transform: uppercase;
  border-bottom: 1px solid transparent;
  transition: color .12s, border-color .12s;
}
.back-link:hover{ color: var(--ink); border-color: var(--line-2) }
.member-detail-head{
  display: grid; grid-template-columns: 260px 1fr; gap: 56px;
  margin-top: 32px; align-items: start;
}
.member-detail-photo{ width: 260px }
.member-detail-photo .photo{ aspect-ratio: 4/5; position: relative; overflow: hidden; background: var(--bg-2); border: 1px solid var(--line) }
.member-detail-photo .photo img{ width:100%; height:100%; object-fit:cover; display:block }
.member-detail-intro h1{ font-size: clamp(34px, 4.6vw, 56px); letter-spacing: -.03em }
.member-detail-meta{
  display: flex; flex-wrap: wrap; gap: 32px;
  margin-top: 28px; padding: 18px 0;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.member-detail-meta .meta-item{ display: flex; flex-direction: column; gap: 4px; font-size: 14px; color: var(--ink-2) }
.member-detail-meta .meta-item a{ color: var(--cyan-2); border-bottom: 1px solid var(--line-2) }
.member-detail-contacts{ margin-top: 24px; max-width: 560px }
.member-detail-contacts .contacts{ margin-top: 0 }

.member-detail-section{ padding: 64px 0 96px }
.member-detail-grid{
  display: grid; grid-template-columns: 280px 1fr; gap: 64px; align-items: start;
}
.member-detail-aside{ position: sticky; top: 100px; display: flex; flex-direction: column; gap: 32px }
.aside-block{ border-top: 1px solid var(--line); padding-top: 18px }
.aside-title{
  font-family: var(--f-mono); font-size: 11px;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-3); font-weight: 500;
  margin-bottom: 14px;
}
.chip-list{ list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px }
.chip-list li{
  font-family: var(--f-mono); font-size: 11px;
  padding: 4px 10px; border: 1px solid var(--line-2);
  color: var(--ink-2); letter-spacing: .02em;
}
.lang-list{ list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px }
.lang-list li{ display: flex; justify-content: space-between; font-size: 13px; padding: 6px 0; border-bottom: 1px dotted var(--line) }
.lang-list .mono{ color: var(--ink-3); font-size: 11px; letter-spacing: .06em }
.cert-list{ list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px }
.cert-list li{ font-size: 12px; color: var(--ink-2); line-height: 1.5; padding-left: 14px; position: relative }
.cert-list li::before{ content: "›"; position: absolute; left: 0; color: var(--cyan-2); font-family: var(--f-mono) }

.member-detail-main{ display: flex; flex-direction: column; gap: 48px }
.detail-block{ display: flex; flex-direction: column; gap: 16px }
.detail-h2{
  font-size: 22px; font-weight: 500; letter-spacing: -.015em;
  padding-bottom: 12px; border-bottom: 1px solid var(--line);
}
.detail-prose{ font-size: 16px; line-height: 1.7; color: var(--ink-2); max-width: 720px }

.timeline-list{ list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0 }
.timeline-list li{
  display: grid; grid-template-columns: 140px 1fr; gap: 24px;
  padding: 18px 0; border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.timeline-list li:last-child{ border-bottom: none }
.timeline-list .t-year{ font-size: 12px; color: var(--ink-3); letter-spacing: .04em; padding-top: 2px }
.timeline-list .t-title{ font-size: 15px; font-weight: 500; color: var(--ink); letter-spacing: -.005em; line-height: 1.35 }
.timeline-list .t-org{ font-size: 13px; color: var(--ink-3); margin-top: 4px }

.highlight-list{ list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 14px }
.highlight-list li{
  font-size: 14px; line-height: 1.6; color: var(--ink-2);
  padding: 12px 18px; border-left: 2px solid var(--cyan-2); background: var(--bg-2);
}

@media (max-width: 960px){
  .member-detail-head{ grid-template-columns: 1fr; gap: 32px }
  .member-detail-photo{ width: 200px }
  .member-detail-grid{ grid-template-columns: 1fr; gap: 40px }
  .member-detail-aside{ position: static }
  .timeline-list li{ grid-template-columns: 100px 1fr; gap: 16px }
}

/* ============ Empty state ============ */
.empty-state{
  padding: 72px 40px;
  border: 1px dashed var(--line-2);
  background: var(--bg-2);
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 18px;
}
.empty-state .mono{
  font-family: var(--f-mono); font-size: 12px;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--cyan-2);
}
.empty-state p{
  max-width: 560px; color: var(--ink-3); font-size: 15px; line-height: 1.6;
}

/* ============ Publication row ============ */
.pub-row{
  display:grid; grid-template-columns: 80px 1fr 200px;
  gap: 32px; padding: 28px 0; border-bottom: 1px solid var(--line);
  align-items: start;
}
.pub-row .num{font-family: var(--f-mono); font-size: 12px; color: var(--ink-4); letter-spacing:.06em; padding-top: 4px}
.pub-row .title{font-size: 18px; font-weight: 500; letter-spacing:-.015em; line-height: 1.3}
.pub-row .authors{font-size: 14px; color: var(--ink-2); margin-top: 10px}
.pub-row .venue{font-family:var(--f-mono); font-size: 12px; color: var(--ink-3); margin-top: 8px; letter-spacing:.02em}
.pub-row .tags-row{display:flex; gap:6px; margin-top: 14px; flex-wrap: wrap}
.pub-row .right{text-align: right; display:flex; flex-direction:column; gap:8px; align-items:flex-end}
.pub-row .right .year{font-family:var(--f-mono); font-size:13px; color: var(--ink); letter-spacing:.02em}
.indexed-badge{
  display:inline-flex; align-items:center; gap: 6px;
  font-family: var(--f-mono); font-size: 11px; letter-spacing: .04em;
  padding: 4px 10px; border: 1px solid var(--line-2); border-radius: 999px;
  color: var(--deep); background: #fff;
}
.indexed-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan)}

/* ============ Page shell ============ */
.page-head{
  padding: 80px 0 56px; border-bottom: 1px solid var(--line);
}
.page-head .eyebrow{margin-bottom:24px}
.page-head .lead{color: var(--ink-3); max-width: 640px; margin-top: 20px; font-size: 17px; line-height: 1.5}

/* ============ Filter bar ============ */
.filter-bar{
  display:flex; gap: 10px; flex-wrap: wrap; align-items: center;
  padding: 20px 0; border-bottom: 1px solid var(--line);
  font-family: var(--f-mono); font-size: 12px;
}
.filter-bar .label{color: var(--ink-3); letter-spacing: .06em; text-transform: uppercase; margin-right: 6px}
.filter-bar button{
  padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line);
  color: var(--ink-2); font-family: var(--f-mono); font-size: 12px;
  transition: all .12s;
}
.filter-bar button:hover{border-color: var(--ink)}
.filter-bar button.on{background: var(--ink); color: #fff; border-color: var(--ink)}

/* ============ Blog cards ============ */
.blog-card{display:flex;flex-direction:column}
.blog-card .cover{aspect-ratio: 3/2; margin-bottom: 20px; overflow: hidden; background: var(--bg-2)}
.blog-card .cover img{width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .3s}
.blog-card:hover .cover img{transform: scale(1.02)}
.blog-card .cat{font-family:var(--f-mono); font-size:11px; letter-spacing:.08em; color: var(--cyan-2); text-transform: uppercase}
.blog-card h3{font-size: 22px; font-weight: 500; margin-top: 8px; letter-spacing:-.02em; line-height:1.22}
.blog-card.blog-featured{max-width: 900px; margin: 0 auto}
.blog-card.blog-featured .cover{aspect-ratio: 16/9; margin-bottom: 24px}
.blog-card .excerpt{color: var(--ink-3); margin-top: 12px; font-size: 14px; line-height: 1.55}
.blog-card .byline{font-family:var(--f-mono); font-size:11px; color: var(--ink-4); margin-top: 14px; letter-spacing: .04em}
.blog-link{display: block; color: inherit}
.blog-link:hover h3{color: var(--cyan-2)}

/* ============ Blog detail ============ */
.container-narrow{max-width: 820px; margin: 0 auto; padding: 0 40px}
.blog-detail{padding: 56px 0 96px}
.blog-detail-head{margin-top: 28px; margin-bottom: 40px}
.blog-detail-head .cat{font-family:var(--f-mono); font-size:11px; letter-spacing:.08em; color: var(--cyan-2); text-transform: uppercase}
.blog-detail-head h1{font-size: clamp(32px, 4.4vw, 52px); letter-spacing: -.03em; margin-top: 16px; line-height: 1.1}
.blog-detail-head .byline{font-family:var(--f-mono); font-size:12px; color: var(--ink-3); margin-top: 18px; letter-spacing: .04em}
.blog-figure{margin: 0 0 32px; background: var(--bg-2)}
.blog-figure img{width: 100%; height: auto; display: block}
.blog-prose{font-size: 17px; line-height: 1.75; color: var(--ink-2)}
.blog-prose p{margin: 0 0 22px}
.blog-prose p:last-child{margin-bottom: 0}
.blog-block{margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--line)}
.blog-block h3{font-size: 20px; font-weight: 500; letter-spacing: -.015em; margin-bottom: 14px; color: var(--ink)}
.blog-block ul{padding-left: 20px; margin: 0}
.blog-block li{font-size: 16px; line-height: 1.55; margin-bottom: 8px; color: var(--ink-2)}
.blog-gallery{margin-top: 48px; display: flex; flex-direction: column; gap: 24px}
.blog-source{margin-top: 48px; font-size: 12px; color: var(--ink-3); letter-spacing: .04em}
.blog-source a{color: var(--cyan-2); border-bottom: 1px solid var(--line-2); padding-bottom: 1px}

/* ============ Contact ============ */
.contact-grid{display:grid;grid-template-columns: 1.2fr 1fr; gap: 80px}
.field{margin-bottom: 18px}
.field label{display:block; font-family:var(--f-mono); font-size:11px; color:var(--ink-3); letter-spacing:.06em; text-transform:uppercase; margin-bottom: 8px}
.field input, .field textarea, .field select{
  width:100%; padding: 14px 16px; border: 1px solid var(--line-2); background: #fff;
  font-family: var(--f-sans); font-size: 15px; color: var(--ink);
  border-radius: 2px; transition: border-color .15s;
}
.field input:focus, .field textarea:focus, .field select:focus{outline:none; border-color: var(--ink)}
.field textarea{resize: vertical; min-height: 140px}

/* ============ Timeline (about) ============ */
.timeline{position:relative; padding-left: 32px}
.timeline::before{content:""; position:absolute; top:0; bottom:0; left: 4px; width: 1px; background: var(--line)}
.timeline-item{position:relative; padding: 0 0 40px 0}
.timeline-item::before{
  content: ""; position: absolute; left: -32px; top: 6px;
  width: 9px; height: 9px; border-radius: 50%; background: var(--cyan);
  box-shadow: 0 0 0 4px var(--bg);
}
.timeline-date{font-family:var(--f-mono); font-size: 11px; color: var(--ink-3); letter-spacing:.06em}
.timeline-title{font-size: 20px; font-weight: 500; letter-spacing:-.015em; margin-top: 6px}
.timeline-body{color: var(--ink-2); margin-top: 8px; font-size: 14px; line-height: 1.55}

/* ============ Partner marquee ============ */
.partners{
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
  margin: 0 auto;
  max-width: 1100px;
}
.partners .cell{
  flex: 0 0 260px;
  background: #fff;
  border: 1px solid var(--line);
  min-height: 170px;
  padding: 28px;
  display: grid; place-items: center;
  font-family: var(--f-mono); font-size: 13px; color: var(--ink-3);
  letter-spacing: .05em; text-transform: uppercase;
  text-align: center; line-height: 1.4;
  transition: border-color .15s, transform .15s;
}
.partners .cell:hover{border-color: var(--ink-3); transform: translateY(-2px)}
.partners .partner-logo{
  max-width: 180px; max-height: 100px;
  width: auto; height: auto;
  object-fit: contain; display: block;
}
@media (max-width: 720px){
  .partners .cell{ flex: 0 0 100% }
}

/* ============ Network SVG background ============ */
.net-bg{position:absolute; inset:0; pointer-events:none; opacity:.5}

/* ============ Stats band ============ */
.stats-band{
  display:grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.stats-band .cell{
  padding: 40px 32px; border-left: 1px solid var(--line);
}
.stats-band .cell:first-child{border-left: none}
.stats-band .value{font-size: 56px; line-height: 1; letter-spacing:-.03em; font-weight: 500}
.stats-band .value .unit{font-size: 22px; color: var(--cyan-2); margin-left: 2px}
.stats-band .label{font-family: var(--f-mono); font-size: 11px; color: var(--ink-3); letter-spacing: .06em; text-transform: uppercase; margin-top: 12px}
@media(max-width:900px){.stats-band{grid-template-columns:repeat(2,1fr)} .stats-band .cell:nth-child(3){border-left:none}}

/* small utilities */
.muted{color: var(--ink-3)}
.mb-20{margin-bottom:20px}
.mb-40{margin-bottom:40px}
.mt-20{margin-top:20px}

/* responsive nav collapse */
@media(max-width: 1100px){
  .nav{display:none}
  .topbar-main{padding: 14px 20px}
  .topbar-strip{padding: 6px 20px}
  .container, .container-wide{padding: 0 20px}
  .hero-B .billboard{grid-template-columns: 1fr}
  .hero-C .grid{grid-template-columns: 1fr}
  .event-row{grid-template-columns: 80px 1fr 40px}
  .event-row .loc, .event-row .date .label, .event-row .tag{display:none}
  .pub-row{grid-template-columns: 1fr}
  .pub-row .right{align-items:flex-start; text-align:left}
  .contact-grid{grid-template-columns: 1fr}
  .section{padding: 64px 0}
}