/* Agile Biomedical Consultants — site styles
   Layout: bright, open corporate pages; a drifting node network is the one recurring motif
   (connected expertise across lab science, statistics and data). The abc logo's blues carry the brand, amber marks one highlight. */
@font-face{font-family:"Manrope";font-weight:600;font-display:swap;src:url(../fonts/manrope-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Manrope";font-weight:700;font-display:swap;src:url(../fonts/manrope-latin-700-normal.woff2) format("woff2")}
@font-face{font-family:"Manrope";font-weight:800;font-display:swap;src:url(../fonts/manrope-latin-800-normal.woff2) format("woff2")}
@font-face{font-family:"Source Sans 3";font-weight:400;font-display:swap;src:url(../fonts/source-sans-3-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Source Sans 3";font-weight:600;font-display:swap;src:url(../fonts/source-sans-3-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Source Sans 3";font-weight:700;font-display:swap;src:url(../fonts/source-sans-3-latin-700-normal.woff2) format("woff2")}

:root{
  --ink:#0c2240; --ink-2:#163866; --text:#2a3b4d; --muted:#5b6c7d;
  --brand:#2e6db4; --brand-2:#3a9bdc; --brand-3:#dbeafa; --brand-4:#eef5fc;
  --accent:#f2a33a; --accent-2:#fff4e3; --accent-ink:#8a5200;
  --bg:#ffffff; --surface:#f4f8f9; --line:#dfe8ea; --line-2:#c8d6da;
  --on-dark:#cfe3ea; --on-dark-2:#9ad8f6;
  --grad:linear-gradient(100deg,#5cc6f2 0%,#2e6db4 50%,#163866 100%);
  --grad-dark:linear-gradient(125deg,#0c2240 0%,#163866 55%,#2e6db4 100%);
  --radius:16px; --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(13,27,42,.06),0 2px 8px rgba(13,27,42,.05);
  --shadow:0 2px 6px rgba(13,27,42,.06),0 18px 40px -18px rgba(13,27,42,.24);
  --shadow-lg:0 30px 70px -30px rgba(13,27,42,.38);
  --max:1200px; --gutter:clamp(16px,4vw,40px); --header:76px;
  --ease:cubic-bezier(.22,1,.36,1);
  --font-head:"Manrope",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Source Sans 3",system-ui,-apple-system,"Segoe UI",sans-serif;
  color-scheme:light;
}
:lang(zh){--font-head:"Manrope","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;--font-body:"Source Sans 3","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-body);font-size:18px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
:lang(zh) body,body:lang(zh){font-size:17px;line-height:1.85}
img,video,svg,canvas{display:block;max-width:100%}
a{color:var(--brand);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--ink)}
h1,h2,h3,h4{font-family:var(--font-head);color:var(--ink);line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em;font-weight:800;text-wrap:balance}
:lang(zh) h1,:lang(zh) h2,:lang(zh) h3{letter-spacing:0;line-height:1.3}
h1{font-size:clamp(2.3rem,5vw,3.9rem);letter-spacing:-.035em}
h2{font-size:clamp(1.8rem,3.3vw,2.6rem)}
h3{font-size:1.22rem;font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1em}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:10px 16px;border-radius:8px;z-index:100}
.skip:focus{left:12px}
.wrap{max-width:var(--max);margin:0 auto;padding-inline:var(--gutter)}
.narrow{max-width:800px}
.section{padding-block:clamp(72px,10vw,124px);position:relative}
.section.tight{padding-block:clamp(48px,7vw,80px)}
.section.alt{background:var(--surface)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font:700 .78rem/1.2 var(--font-head);letter-spacing:.14em;text-transform:uppercase;color:var(--brand);margin-bottom:18px}
:lang(zh) .eyebrow{letter-spacing:.08em;font-size:.85rem}
.eyebrow::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:16px 0 0 -1px var(--brand-2);margin-right:16px}
.lede{font-size:clamp(1.08rem,1.4vw,1.24rem);color:var(--muted);max-width:62ch}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:clamp(32px,5vw,52px)}
.section-head > div{max-width:680px;min-width:0}
.section-head p{color:var(--muted);margin:0;max-width:48ch}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;font:700 .98rem/1 var(--font-head);padding:15px 22px;border-radius:999px;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .25s,color .25s;white-space:nowrap}
.btn svg{width:18px;height:18px;transition:transform .35s var(--ease)}
.btn:hover svg{transform:translateX(3px)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 10px 24px -10px rgba(46,109,180,.65)}
.btn-primary:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{color:var(--brand);transform:translateY(-2px)}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font:700 .95rem/1.2 var(--font-head);text-decoration:none;color:var(--brand)}
.link-arrow svg{width:16px;height:16px;transition:transform .35s var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}

/* logo */
.logo{display:inline-flex;align-items:center;text-decoration:none}
.logo img{height:40px;width:auto}
.site-footer .logo img{height:48px}
/* header */
.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:rgba(255,255,255,.86);backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
.site-header.scrolled{border-color:var(--line);box-shadow:0 6px 24px -18px rgba(13,27,42,.4)}
.nav{display:flex;align-items:center;justify-content:space-between;height:var(--header);gap:20px}
.nav-links{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.nav-links a{display:block;padding:10px 12px;border-radius:999px;font:600 .94rem/1 var(--font-head);color:var(--ink);text-decoration:none;transition:background .2s,color .2s}
.nav-links a:hover{background:var(--surface);color:var(--brand)}
.nav-links a[aria-current="page"]{color:var(--brand);background:var(--brand-4)}
.nav-links .btn{display:inline-flex;margin-left:8px;padding:12px 18px;color:#fff}
.nav-links .btn:hover{background:var(--ink);color:#fff}
.lang-switch{display:inline-flex!important;align-items:center;gap:6px;border:1px solid var(--line-2)!important;margin-left:6px}
.lang-switch svg{width:16px;height:16px}
.menu-toggle{display:none;background:none;border:1px solid var(--line-2);border-radius:12px;width:46px;height:46px;cursor:pointer;color:var(--ink)}
.menu-toggle svg{width:22px;height:22px;margin:auto}
.progress{position:absolute;left:0;bottom:-1px;height:2px;width:100%;background:var(--grad);transform-origin:0 50%;transform:scaleX(0)}
@media (max-width:1100px){
  .menu-toggle{display:grid;place-items:center}
  .nav-links{position:fixed;inset:calc(var(--header) + env(safe-area-inset-top,0px)) 0 auto 0;flex-direction:column;align-items:stretch;gap:2px;background:#fff;padding:12px var(--gutter) 24px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);transform:translateY(-12px);opacity:0;visibility:hidden;transition:all .35s var(--ease);max-height:calc(100vh - var(--header));overflow:auto}
  .nav-links.open{transform:none;opacity:1;visibility:visible}
  .nav-links a{padding:14px 12px;font-size:1.05rem}
  .nav-links .btn,.lang-switch{margin:10px 0 0;justify-content:center}
}

/* network canvas motif */
canvas.net{width:100%;height:100%}

/* hero */
.hero{position:relative;overflow:hidden;background:radial-gradient(900px 520px at 90% -10%,#dfeffc 0%,rgba(223,239,252,0) 62%),radial-gradient(700px 480px at -10% 110%,#fff1dc 0%,rgba(255,241,220,0) 60%),#fff;padding-block:clamp(48px,7vw,96px) clamp(80px,9vw,120px)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(24px,4vw,56px);align-items:center}
.hero-grid > div{min-width:0}
.hero h1{margin-bottom:.35em}
.hero .lede{margin-bottom:32px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
.hero-visual{position:relative;aspect-ratio:1/1;max-width:540px;justify-self:end;width:100%}
.hero-visual canvas{position:absolute;inset:0}
.hero-chip{position:absolute;background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:999px;padding:9px 14px 9px 10px;box-shadow:var(--shadow);font:700 .84rem/1 var(--font-head);color:var(--ink);display:flex;gap:8px;align-items:center;white-space:nowrap;animation:float 8s ease-in-out infinite}
.hero-chip i{width:10px;height:10px;border-radius:50%;flex:none}
.hero-chip:nth-of-type(1){left:2%;top:14%}
.hero-chip:nth-of-type(2){right:0;top:34%;animation-delay:-2s}
.hero-chip:nth-of-type(3){left:8%;bottom:20%;animation-delay:-4s}
.hero-chip:nth-of-type(4){right:10%;bottom:6%;animation-delay:-6s}
@keyframes float{50%{transform:translateY(-8px)}}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}.hero-visual{justify-self:center;max-width:400px;order:-1;margin-top:-16px}}

.page-hero{background:linear-gradient(180deg,var(--brand-4),#fff);padding-block:clamp(56px,8vw,92px) clamp(44px,6vw,68px);position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(2.1rem,4.4vw,3.3rem);max-width:20ch}
.page-hero .lede{margin:0}
.page-hero .net-bg{position:absolute;right:-40px;top:0;bottom:0;width:min(560px,55vw);opacity:.7;pointer-events:none;-webkit-mask-image:linear-gradient(90deg,transparent,#000 40%);mask-image:linear-gradient(90deg,transparent,#000 40%)}
.page-hero .wrap{position:relative}
.crumbs{font:600 .85rem/1 var(--font-head);color:var(--muted);margin-bottom:22px;display:flex;gap:8px;flex-wrap:wrap}
.crumbs a{color:var(--muted);text-decoration:none}.crumbs a:hover{color:var(--brand)}
@media (max-width:700px){.page-hero .net-bg{display:none}}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-sm);margin-top:-52px;position:relative;z-index:2}
.stat{padding:26px 24px;border-left:1px solid var(--line);min-width:0}
.stat:first-child{border-left:0}
.stat .num{font:800 clamp(2rem,3.3vw,2.6rem)/1 var(--font-head);color:var(--ink);letter-spacing:-.03em;display:block;margin-bottom:8px;font-variant-numeric:tabular-nums}
.stat .num .unit{color:var(--accent)}
.stat .lbl{color:var(--muted);font-size:.95rem;line-height:1.4;display:block}
@media (max-width:800px){.stats{grid-template-columns:1fr 1fr}.stat:nth-child(3){border-left:0}.stat:nth-child(n+3){border-top:1px solid var(--line)}}

.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,88px);align-items:start}
.split > *{min-width:0}
.split.center{align-items:center}
@media (max-width:860px){.split{grid-template-columns:1fr}}
.big-quote{font:700 clamp(1.35rem,2.3vw,1.85rem)/1.38 var(--font-head);color:var(--ink);letter-spacing:-.02em}
:lang(zh) .big-quote{letter-spacing:0;line-height:1.6}
.big-quote .hl{color:var(--brand)}

/* practice groups */
.practice{display:grid;grid-template-columns:280px 1fr;gap:clamp(24px,4vw,48px);padding-block:36px;border-top:1px solid var(--line)}
.practice:first-of-type{border-top:0;padding-top:0}
.practice > *{min-width:0}
.practice-head h3{font-size:1.35rem;margin-bottom:10px}
.practice-head p{color:var(--muted);font-size:.98rem;margin:0}
.practice-head .tagline{display:inline-flex;align-items:center;gap:8px;font:700 .75rem/1 var(--font-head);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.practice-head .tagline i{width:12px;height:12px;border-radius:3px}
@media (max-width:900px){.practice{grid-template-columns:1fr}}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-3 > *,.grid-2 > *,.grid-4 > *{min-width:0}
@media (max-width:1000px){.grid-3,.grid-4{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.grid-3,.grid-2,.grid-4{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .3s;display:flex;flex-direction:column;position:relative}
a.card{text-decoration:none;color:inherit}
a.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--line-2)}
.card-media{aspect-ratio:16/9;overflow:hidden;background:var(--surface);position:relative;border-bottom:1px solid var(--line);max-width:100%}
.card-media svg.art{width:100%;height:100%;transition:transform 1.2s var(--ease)}
a.card:hover .card-media svg.art{transform:scale(1.05)}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{margin:0}
.card-body p{color:var(--muted);font-size:.98rem;margin:0}
.card-body .link-arrow{margin-top:auto;padding-top:8px}
.plain-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.plain-card h3{margin:0 0 8px}
.plain-card p{margin:0;color:var(--muted)}

/* process */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;position:relative;counter-reset:step}
.process::before{content:"";position:absolute;left:0;right:0;top:27px;height:2px;background:var(--line)}
.process .bar{position:absolute;left:0;top:27px;height:2px;width:100%;background:var(--grad);transform-origin:0 50%;transform:scaleX(var(--p,0))}
.step{position:relative;padding-top:76px;min-width:0}
.step::before{counter-increment:step;content:counter(step);position:absolute;top:0;left:0;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:#fff;border:2px solid var(--line-2);font:800 1.05rem/1 var(--font-head);color:var(--ink);transition:border-color .6s,background .6s,color .6s}
.step.lit::before{border-color:var(--brand);background:var(--brand);color:#fff}
.step h3{font-size:1.12rem}
.step p{color:var(--muted);font-size:.97rem;margin:0}
@media (max-width:860px){.process{grid-template-columns:1fr 1fr;row-gap:40px}.process::before,.process .bar{display:none}}
@media (max-width:520px){.process{grid-template-columns:1fr}}

/* UK–China band */
.bases{background:var(--grad-dark);color:var(--on-dark);border-radius:calc(var(--radius) + 8px);padding:clamp(32px,5vw,64px);position:relative;overflow:hidden;display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(28px,4vw,56px);align-items:center}
.bases > *{position:relative;min-width:0}
.bases canvas.net{position:absolute;inset:0;opacity:.55}
.bases h2{color:#fff}
.bases .eyebrow{color:var(--on-dark-2)}
.bases p{color:var(--on-dark)}
.base-cards{display:grid;gap:14px}
.base-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);padding:20px 22px;backdrop-filter:blur(6px)}
.base-card b{display:flex;align-items:center;gap:10px;color:#fff;font:700 1.08rem/1.3 var(--font-head);margin-bottom:6px}
.base-card b i{width:10px;height:10px;border-radius:50%;background:var(--accent)}
.base-card:first-child b i{background:var(--brand-2)}
.base-card span{color:var(--on-dark);font-size:.97rem}
.bases .links{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.bases .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.bases .btn-ghost:hover{border-color:#fff;color:#fff}
@media (max-width:860px){.bases{grid-template-columns:1fr}}

/* team */
.team-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(205px,1fr));gap:18px}
.person{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:left;display:flex;flex-direction:column;gap:6px;transition:transform .5s var(--ease),box-shadow .5s var(--ease);text-decoration:none;color:inherit;min-width:0}
.person:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.avatar{width:84px;height:84px;border-radius:50%;object-fit:cover;margin-bottom:14px;box-shadow:0 0 0 4px #fff,0 0 0 6px var(--brand-3)}
.avatar.initials{display:grid;place-items:center;background:var(--brand);color:#fff;font:800 1.45rem/1 "Manrope",var(--font-head)}
.avatar.initials.a2{background:var(--ink-2)}
.person h3{font-size:1.08rem;margin:0}
.person .role{color:var(--brand);font:600 .88rem/1.35 var(--font-head)}
.person .aff{color:var(--muted);font-size:.92rem;line-height:1.45}
.group-label{font:700 .8rem/1 var(--font-head);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 16px}
.profile{display:grid;grid-template-columns:250px 1fr;gap:clamp(24px,4vw,56px);padding-block:clamp(32px,5vw,52px);border-top:1px solid var(--line);scroll-margin-top:100px}
.profile > *{min-width:0}
.profile-side .avatar{width:140px;height:140px}
.profile-side .avatar.initials{font-size:2.3rem}
.profile-side h3{font-size:1.35rem;margin:0 0 4px}
.profile-side .role{color:var(--brand);font:600 .95rem/1.4 var(--font-head);margin-bottom:10px}
.profile-side .creds{color:var(--muted);font-size:.93rem}
.profile-main .summary{font-size:1.06rem}
.highlights{list-style:none;padding:0;margin:18px 0 22px;display:grid;gap:10px}
.highlights li{position:relative;padding-left:24px}
.highlights li::before{content:"";position:absolute;left:2px;top:.66em;width:8px;height:8px;border-radius:50%;background:var(--brand-2)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}
.chips li{background:var(--surface);border:1px solid var(--line);color:var(--ink-2);font:600 .82rem/1 var(--font-head);padding:8px 12px;border-radius:999px}
@media (max-width:760px){.profile{grid-template-columns:1fr}}

/* services detail */
.subnav{position:sticky;top:calc(var(--header) + env(safe-area-inset-top,0px));z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.subnav ul{display:flex;gap:6px;list-style:none;margin:0;padding:12px 0;overflow-x:auto;scrollbar-width:none}
.subnav ul::-webkit-scrollbar{display:none}
.subnav a{display:block;white-space:nowrap;padding:9px 14px;border-radius:999px;text-decoration:none;font:600 .88rem/1 var(--font-head);color:var(--muted);border:1px solid var(--line)}
.subnav a:hover,.subnav a.active{color:#fff;background:var(--ink);border-color:var(--ink)}
.practice-band{padding-block:28px;background:var(--ink);color:#fff}
.practice-band .wrap{display:flex;align-items:baseline;gap:18px;flex-wrap:wrap}
.practice-band h2{color:#fff;font-size:1.4rem;margin:0}
.practice-band p{margin:0;color:var(--on-dark);font-size:.98rem}
.service{padding-block:clamp(60px,8vw,100px);border-bottom:1px solid var(--line);scroll-margin-top:150px}
.service.alt{background:var(--surface)}
.service-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(32px,5vw,72px);align-items:start}
.service-grid > *{min-width:0}
.service.alt .service-grid{grid-template-columns:1.05fr 1fr}
.service.alt .service-media{order:-1}
@media (max-width:900px){.service-grid,.service.alt .service-grid{grid-template-columns:1fr}.service.alt .service-media{order:0}.service-media{position:static!important}}
.service .idx{font:700 .82rem/1 var(--font-head);color:var(--brand);letter-spacing:.12em;margin-bottom:14px;display:block;text-transform:uppercase}
.service h2{font-size:clamp(1.7rem,3vw,2.3rem)}
.cap-groups{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin:26px 0}
.cap{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:18px}
.service:not(.alt) .cap{background:var(--surface)}
.cap h4{font-size:.95rem;margin:0 0 10px;color:var(--ink)}
.cap ul{margin:0;padding:0;list-style:none;display:grid;gap:6px}
.cap li{font-size:.94rem;padding-left:16px;position:relative;line-height:1.45}
.cap li::before{content:"";position:absolute;left:0;top:.6em;width:6px;height:6px;border-radius:2px;background:var(--brand-2)}
.service-media{position:sticky;top:160px}
.media-card{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);background:var(--surface);aspect-ratio:16/9;border:1px solid var(--line);max-width:100%}
.media-card svg.art,.media-card video{width:100%;height:100%;object-fit:cover}
.media-card .play{position:absolute;inset:0;display:flex;align-items:flex-end;justify-content:space-between;padding:18px;background:linear-gradient(180deg,rgba(13,27,42,0) 45%,rgba(13,27,42,.6));border:0;cursor:pointer;color:#fff;width:100%;font:inherit}
.media-card .pbtn{width:64px;height:64px;border-radius:50%;background:#fff;display:grid;place-items:center;box-shadow:0 10px 40px rgba(0,0,0,.3);transition:transform .4s var(--ease);flex:none}
.media-card .play:hover .pbtn{transform:scale(1.08)}
.media-card .pbtn svg{width:24px;height:24px;color:var(--brand);margin-left:3px}
.media-card .vlabel{font:700 .9rem/1.2 var(--font-head);color:#fff;text-align:left}
.media-note{font-size:.9rem;color:var(--muted);margin-top:14px}
.paper-ref{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:16px 18px;margin-top:14px;text-decoration:none;color:inherit;transition:border-color .3s,transform .4s var(--ease)}
.paper-ref:hover{border-color:var(--brand);transform:translateY(-2px)}
.paper-ref .pi{flex:none;width:38px;height:38px;border-radius:10px;background:var(--brand-4);display:grid;place-items:center;color:var(--brand)}
.paper-ref .pi svg{width:20px;height:20px}
.paper-ref b{display:block;font:700 .93rem/1.35 var(--font-head);color:var(--ink)}
.paper-ref small{color:var(--muted);font-size:.85rem}

/* testimonial */
.testimonial{background:var(--surface);border:1px solid var(--line);border-radius:calc(var(--radius) + 8px);padding:clamp(32px,6vw,64px);position:relative;margin:0}
.testimonial blockquote{margin:0;font:600 clamp(1.15rem,2vw,1.5rem)/1.55 var(--font-head);color:var(--ink);letter-spacing:-.01em;max-width:52ch}
.testimonial .qmark{font:800 4.5rem/.6 "Manrope",serif;color:var(--accent);display:block;height:34px;margin-bottom:14px}
.testimonial figcaption{margin-top:24px;font:700 .98rem/1.4 var(--font-head);color:var(--ink)}
.testimonial figcaption span{display:block;color:var(--muted);font-weight:600;font-size:.9rem}

/* timeline (China) */
.timeline{list-style:none;margin:0;padding:0;display:grid;gap:0;position:relative}
.timeline::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:var(--line)}
.timeline li{position:relative;padding:0 0 30px 40px}
.timeline li::before{content:"";position:absolute;left:0;top:6px;width:16px;height:16px;border-radius:50%;background:#fff;border:3px solid var(--brand)}
.timeline li:last-child::before{border-color:var(--accent)}
.timeline b{display:block;font:800 .95rem/1.3 var(--font-head);color:var(--brand);margin-bottom:4px}
.timeline span{color:var(--text)}

/* news */
.news-meta{font:700 .8rem/1 var(--font-head);color:var(--muted);letter-spacing:.04em;text-transform:uppercase}
.article{padding-block:clamp(44px,7vw,84px)}
.article .wrap{max-width:820px}
.article p{font-size:1.08rem}
.article-media{border-radius:var(--radius);overflow:hidden;margin:0 0 32px;box-shadow:var(--shadow);aspect-ratio:21/9;max-width:100%}
.article-media svg{width:100%;height:100%}

/* CTA */
.cta{background:var(--grad-dark);border-radius:calc(var(--radius) + 8px);padding:clamp(36px,6vw,68px);color:#fff;display:grid;grid-template-columns:1.4fr auto;gap:28px;align-items:center;position:relative;overflow:hidden}
.cta > *{position:relative;min-width:0}
.cta canvas.net{position:absolute;inset:0;opacity:.6}
.cta h2{color:#fff;margin:0 0 10px}
.cta p{margin:0;color:var(--on-dark);max-width:52ch}
@media (max-width:760px){.cta{grid-template-columns:1fr}}

/* forms */
.form{display:grid;gap:18px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form .row > *{min-width:0}
@media (max-width:640px){.form .row{grid-template-columns:1fr}}
.field label,.field legend{display:block;font:600 .92rem/1.3 var(--font-head);color:var(--ink);margin-bottom:8px}
.field .hint{font-weight:400;color:var(--muted)}
.field input,.field select,.field textarea{width:100%;font:inherit;font-size:1rem;color:var(--ink);background:#fff;border:1px solid var(--line-2);border-radius:12px;padding:13px 14px;transition:border-color .2s,box-shadow .2s}
.field textarea{min-height:150px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 4px rgba(58,155,220,.2)}
fieldset.field{border:0;padding:0;margin:0}
.choices{display:flex;flex-wrap:wrap;gap:8px}
.choices label{margin:0;display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line-2);border-radius:999px;padding:10px 14px;font:500 .93rem/1 var(--font-body);cursor:pointer;transition:all .2s}
.choices input{width:auto;accent-color:var(--brand)}
.choices label:has(input:checked){border-color:var(--brand);background:var(--brand-4);color:var(--ink)}
.hp{position:absolute;left:-5000px}
.form-status{font-size:.96rem;border-radius:12px;margin:0}
.form-status.ok{background:#e8f7ef;color:#155c36;padding:14px 16px}
.form-status.err{background:#fdecec;color:#8a1f1f;padding:14px 16px}
.consent{font-size:.9rem;color:var(--muted)}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(22px,4vw,38px);box-shadow:var(--shadow-sm)}
.contact-list{list-style:none;padding:0;margin:0;display:grid;gap:22px}
.contact-list li{display:flex;gap:16px}
.contact-list .ci{flex:none;width:46px;height:46px;border-radius:14px;background:var(--brand-4);color:var(--brand);display:grid;place-items:center}
.contact-list .ci svg{width:22px;height:22px}
.contact-list b{display:block;font:700 .95rem/1.3 var(--font-head);color:var(--ink)}
.contact-list span,.contact-list a{color:var(--muted)}

/* FAQ */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:22px 44px 22px 0;font:700 1.05rem/1.4 var(--font-head);color:var(--ink);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:50%;width:12px;height:12px;margin-top:-8px;border-right:2px solid var(--brand);border-bottom:2px solid var(--brand);transform:rotate(45deg);transition:transform .35s var(--ease)}
.faq details[open] summary::after{transform:rotate(225deg);margin-top:-2px}
.faq details p{color:var(--muted);padding:0 0 22px;margin:0;max-width:72ch}

/* tables (training) */
.price-table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;font-size:.97rem}
.price-table caption{text-align:left;caption-side:top}
.price-table th,.price-table td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line)}
.price-table thead th{background:var(--ink);color:#fff;font:700 .88rem/1.3 var(--font-head)}
.price-table tbody th{font:600 .95rem/1.3 var(--font-head);color:var(--ink);background:var(--surface)}
.price-table tr:last-child th,.price-table tr:last-child td{border-bottom:0}
.price-table td{color:var(--muted)}
.table-scroll{overflow-x:auto}
.feature-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px;list-style:none;padding:0;margin:0}
.feature-list li{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:18px 18px 18px 54px;position:relative;font:600 .98rem/1.4 var(--font-head);color:var(--ink)}
.feature-list li span{position:absolute;left:16px;top:16px;width:26px;height:26px;border-radius:8px;background:var(--brand);color:#fff;font:800 .78rem/26px var(--font-head);text-align:center}
.icon-tile{width:52px;height:52px;border-radius:16px;background:var(--brand-4);color:var(--brand);display:grid;place-items:center;margin-bottom:18px}
.icon-tile svg{width:26px;height:26px}
.icon-tile.amber{background:var(--accent-2);color:var(--accent-ink)}
.countries{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.countries span{font:600 .84rem/1 var(--font-head);padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--ink-2)}

/* publications */
.pub-tools{display:grid;grid-template-columns:1fr auto auto;gap:12px;align-items:center;margin-bottom:18px}
@media (max-width:760px){.pub-tools{grid-template-columns:1fr 1fr}.pub-tools .search{grid-column:1/-1}}
.search{position:relative}
.search svg{position:absolute;left:14px;top:50%;width:18px;height:18px;transform:translateY(-50%);color:var(--muted)}
.pub-tools select,.pub-tools input{width:100%;font:inherit;font-size:.97rem;border:1px solid var(--line-2);border-radius:12px;padding:12px 14px;background:#fff;color:var(--ink)}
.pub-tools .search input{padding-left:42px}
.person-filter{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.person-filter button{display:inline-flex;align-items:center;gap:8px;font:600 .88rem/1 var(--font-head);padding:6px 14px 6px 6px;border:1px solid var(--line-2);border-radius:999px;background:#fff;color:var(--ink);cursor:pointer;transition:all .2s}
.person-filter button img,.person-filter button .mini{width:28px;height:28px;border-radius:50%;object-fit:cover;flex:none}
.person-filter button .mini{background:var(--brand);color:#fff;display:grid;place-items:center;font-size:.7rem}
.person-filter button.all{padding:8px 16px}
.person-filter button[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:#fff}
.person-filter button .count{font-size:.75rem;opacity:.7}
.pub-summary{color:var(--muted);font-size:.93rem;margin-bottom:10px;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
.year-group h3{position:sticky;top:calc(var(--header) + env(safe-area-inset-top,0px));background:rgba(255,255,255,.96);padding:16px 0 10px;margin:0;font-size:1.05rem;color:var(--brand);z-index:2;border-bottom:1px solid var(--line);font-variant-numeric:tabular-nums}
.pub{padding:20px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr auto;gap:8px 20px}
.pub > div{min-width:0}
.pub .t{font:700 1.02rem/1.4 var(--font-head);color:var(--ink);margin:0}
.pub .a{color:var(--muted);font-size:.92rem;margin:4px 0 0;line-height:1.5}
.pub .a mark{background:none;color:var(--brand);font-weight:700}
.pub .j{font-size:.92rem;margin:4px 0 0}
.pub .j i{color:var(--ink-2)}
.pub .badges{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.badge{font:700 .7rem/1 var(--font-head);letter-spacing:.06em;text-transform:uppercase;padding:6px 8px;border-radius:6px;background:var(--surface);color:var(--ink-2);border:1px solid var(--line)}
.badge.review{background:#eaf3ff;color:#1f5ea8;border-color:#d4e5fb}.badge.conference{background:#f3effd;color:#5b3fa6;border-color:#e5dcfa}.badge.commentary,.badge.preprint{background:var(--accent-2);color:var(--accent-ink);border-color:#f8dfb6}.badge.software{background:var(--brand-4);color:var(--brand);border-color:var(--brand-3)}
.pub .acts{display:flex;gap:8px;align-items:flex-start;flex-wrap:wrap;justify-content:flex-end}
.pub .acts a,.pub .acts button{font:700 .8rem/1 var(--font-head);padding:9px 12px;border-radius:999px;border:1px solid var(--line-2);background:#fff;color:var(--ink);text-decoration:none;cursor:pointer;white-space:nowrap}
.pub .acts a:hover,.pub .acts button:hover{border-color:var(--brand);color:var(--brand)}
.pub .acts button[aria-expanded="true"]{background:var(--ink);color:#fff;border-color:var(--ink)}
.pub .preview{grid-column:1/-1;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px 22px;font-size:.96rem;animation:fadeIn .4s var(--ease)}
.pub .preview h5{font:700 .78rem/1 var(--font-head);letter-spacing:.1em;text-transform:uppercase;color:var(--brand);margin:0 0 10px}
.pub .preview p{margin:0 0 .8em}
.pub .preview .src{font-size:.84rem;color:var(--muted);margin:10px 0 0}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}}
@media (max-width:640px){.pub{grid-template-columns:1fr}.pub .acts{justify-content:flex-start}}
.load-more{display:flex;justify-content:center;margin-top:32px}
.empty{padding:40px 0;color:var(--muted);text-align:center}

/* footer */
.site-footer{background:var(--ink);color:var(--on-dark);padding-block:68px 30px;font-size:.96rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-grid > *{min-width:0}
@media (max-width:860px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.footer-grid{grid-template-columns:1fr}}
.site-footer .logo{margin-bottom:18px}
.site-footer h4{color:#fff;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;margin:6px 0 16px}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.site-footer a{color:var(--on-dark);text-decoration:none}
.site-footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:50px;padding-top:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.86rem;color:#8ea7b8}
.footer-bottom a{color:#8ea7b8}

.prose{max-width:760px}
.prose h2{font-size:1.4rem;margin-top:2em}
.prose ul{padding-left:1.2em}
.prose li{margin-bottom:.4em}

/* motion: content is visible at rest; .anim only adds a gentle entrance once JS confirms motion is welcome */
.anim .reveal{opacity:0;transform:translateY(24px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:var(--d,0s)}
.anim .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}
.pub .a strong{color:var(--ink);font-weight:700}