:root{
 --teal:#268d9f;--teal-d:#1f7484;--teal-dd:#173a42;--teal-l:#e7f2f4;--orange:#ff6301;--coral:#e55a5a;
 --ink:#25282b;--body:#4f5459;--muted:#7c8288;--line:#e6e9eb;--bg:#fff;--bg-alt:#f5f7f8;
 --radius:12px;--radius-sm:9px;--shadow:0 12px 34px rgba(23,58,66,.10);--shadow-sm:0 4px 14px rgba(23,58,66,.07);
 --wrap:1180px;--fh:"Poppins",system-ui,sans-serif;--fb:"Inter",system-ui,-apple-system,sans-serif;}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:var(--fb);color:var(--body);background:var(--bg);font-size:17px;line-height:1.68;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--fh);color:var(--ink);line-height:1.2;margin:0 0 .5em;font-weight:600}
h1{font-size:clamp(2rem,4.6vw,3.1rem);font-weight:700}h2{font-size:clamp(1.6rem,3vw,2.2rem)}h3{font-size:1.25rem}
p{margin:0 0 1rem}a{color:var(--teal-d);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;display:block}strong{color:var(--ink)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}.narrow{max-width:820px}
.section{padding:66px 0}.bg-alt{background:var(--bg-alt)}.center{text-align:center;margin-top:2rem}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;padding:10px;z-index:1000}
.eyebrow{font-family:var(--fb);text-transform:uppercase;letter-spacing:.15em;font-size:.75rem;font-weight:700;color:var(--orange);margin:0 0 .6rem}
.eyebrow.light{color:#ffd0b0}
.sec-head{text-align:center;max-width:720px;margin:0 auto 2.4rem}
.lead{font-size:1.18rem;color:var(--ink)}
.btn{display:inline-block;background:var(--orange);color:#fff;font-family:var(--fh);font-weight:600;font-size:1rem;padding:12px 26px;border-radius:7px;border:2px solid var(--orange);cursor:pointer;transition:.18s;text-align:center}
.btn:hover{background:#e85800;border-color:#e85800;text-decoration:none;transform:translateY(-1px)}
.btn-sm{padding:8px 18px;font-size:.92rem}
.btn-outline{background:transparent;color:var(--teal-d);border-color:var(--teal)}
.btn-outline:hover{background:var(--teal);color:#fff}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}
.btn-ghost:hover{background:#fff;color:var(--teal-dd);border-color:#fff}
.btn-light{background:#fff;color:var(--teal-dd);border-color:#fff}.btn-light:hover{background:#eef3f4}
/* topbar + header */
.topbar{background:var(--teal-dd);color:#cfe0e3;font-size:.85rem}
.tb{display:flex;justify-content:flex-end;gap:22px;padding:7px 24px}
.tb a{color:#cfe0e3;display:inline-flex;align-items:center;gap:6px}.tb a:hover{color:#fff}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:14px}
.brand img{height:52px;width:auto}
.nav-menu>ul{list-style:none;display:flex;align-items:center;gap:2px;margin:0;padding:0}
.nav-menu a,.drop-toggle{font-family:var(--fb);font-weight:500;font-size:.95rem;color:var(--ink);padding:9px 12px;border-radius:6px;background:none;border:0;cursor:pointer;display:inline-flex;align-items:center;gap:5px}
.nav-menu a:hover,.drop-toggle:hover{color:var(--teal-d);text-decoration:none;background:var(--teal-l)}
.nav-menu a.active,.drop-toggle.active{color:var(--teal-d)}
.has-drop{position:relative}
.drop{position:absolute;top:100%;left:0;min-width:210px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);padding:7px;display:none;flex-direction:column;list-style:none;margin:0}
@media(hover:hover){.has-drop:hover .drop{display:flex}}
.has-drop.open .drop{display:flex}
.drop a{display:block;padding:8px 11px}
.nav-cta a{color:#fff}.nav-cta a:hover{color:#fff}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:var(--teal-l);border:0;cursor:pointer;padding:10px 9px;border-radius:9px}
.nav-toggle span{width:24px;height:2.5px;background:var(--ink);border-radius:2px;transition:transform .25s,opacity .2s,width .2s,background .2s}
.nav-toggle span:nth-child(2){width:15px;background:var(--orange);align-self:flex-start}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg);width:24px}
/* hero */
.hero{background-color:var(--teal-dd);background-size:cover;background-position:center;color:#fff}
.hero-inner{padding-top:clamp(4rem,9vw,7rem);padding-bottom:clamp(4rem,9vw,7rem)}
.hero h1{color:#fff;max-width:18ch}.hero-sub{font-size:1.18rem;max-width:56ch;color:#e7eff0;margin:1rem 0 1.8rem}
.hero-cta{display:flex;gap:13px;flex-wrap:wrap}
/* page hero */
.page-hero{background:var(--teal-l);border-bottom:1px solid var(--line);padding:clamp(2.8rem,5vw,4.2rem) 0}
.page-hero.img-hero{background-color:var(--teal-dd);background-size:cover;background-position:center;border:0;color:#fff}
.page-hero.img-hero h1,.page-hero.img-hero .ph-sub{color:#fff}
.page-hero h1{margin:0}.page-hero .ph-sub{font-size:1.12rem;color:var(--muted);max-width:60ch;margin:.8rem 0 0}
.img-hero .ph-sub{color:#e7eff0}
.crumb{font-size:.82rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);margin:0 0 .6rem}
.img-hero .crumb,.img-hero .crumb a{color:#cfe0e3}
.post-hero{background:var(--bg-alt);border-bottom:1px solid var(--line);padding:34px 0}
.post-hero h1{margin:.4rem 0 0}.post-date{color:var(--muted);margin:.5rem 0 0;font-size:.92rem}
/* badges */
.badge{display:inline-block;font-family:var(--fb);font-weight:600;font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;padding:3px 10px;border-radius:999px;background:var(--teal-l);color:var(--teal-d);margin-left:6px}
.badge.r-india{background:#ffe9d9;color:#c24e00}.badge.r-china{background:#e0f0f2;color:var(--teal-d)}.badge.r-america{background:#fbe2e2;color:#b23b3b}
.pc-type{font-family:var(--fb);font-weight:700;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--orange)}
/* publications grid */
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.pcard{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:.18s;color:inherit}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--shadow);text-decoration:none}
.pc-img{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--teal-l)}
.pc-img img{width:100%;height:100%;object-fit:cover}
.pc-noimg{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--teal),var(--teal-dd))}
.pc-noimg span{font-family:var(--fh);font-weight:700;color:#fff;font-size:1.5rem;letter-spacing:.1em;opacity:.9}
.pc-body{display:block;padding:18px 20px}
.pc-title{display:block;font-family:var(--fh);font-weight:600;color:var(--ink);margin-top:.4rem;line-height:1.3}
.pcell{display:block}
.filters{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:2rem}
.fbtn{font-family:var(--fb);font-weight:600;font-size:.9rem;padding:8px 18px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--body);cursor:pointer;transition:.15s}
.fbtn:hover{border-color:var(--teal)}
.fbtn.active{background:var(--teal);border-color:var(--teal);color:#fff}
/* publications list */
.pub-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.pub-item{display:flex;align-items:center;justify-content:space-between;gap:14px;background:#fff;border:1px solid var(--line);border-left:4px solid var(--teal);border-radius:var(--radius-sm);padding:15px 18px;box-shadow:var(--shadow-sm);transition:.16s;color:inherit}
.pub-item.r-india{border-left-color:var(--orange)}
.pub-item.r-america{border-left-color:var(--coral)}
.pub-item.r-china{border-left-color:var(--teal)}
.pub-item:hover{transform:translateY(-2px);box-shadow:var(--shadow);text-decoration:none}
.pi-body{display:flex;flex-direction:column;min-width:0}
.pi-type{font-family:var(--fb);font-weight:700;font-size:.68rem;text-transform:uppercase;letter-spacing:.09em;color:var(--orange)}
.pi-title{font-family:var(--fh);font-weight:600;color:var(--ink);line-height:1.3;margin:3px 0 4px}
.pi-meta{color:var(--muted);font-size:.82rem}
.pi-arrow{flex:none;color:var(--teal);font-size:1.2rem;opacity:.45;transition:.16s}
.pub-item:hover .pi-arrow{opacity:1;transform:translateX(3px)}
/* tiles */
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tile{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-sm);transition:.18s;color:inherit;border-top:4px solid var(--teal)}
.tile:nth-child(2){border-top-color:var(--orange)}.tile:nth-child(3){border-top-color:var(--coral)}
.tile:hover{transform:translateY(-4px);box-shadow:var(--shadow);text-decoration:none}
.tile h3{margin:0 0 .5rem}.tile p{color:var(--body)}.tile-link{font-family:var(--fh);font-weight:600;color:var(--teal-d)}
/* cta */
.cta-band{background:linear-gradient(120deg,var(--teal-dd),var(--teal));color:#fff}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:48px 24px;flex-wrap:wrap}
.cta-inner h2{color:#fff;margin:0 0 .3rem}.cta-inner p{color:#dcecee;margin:0;max-width:52ch}
/* books */
.bgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.bcard{display:flex;flex-direction:column;align-items:center;text-align:center;color:inherit;transition:.18s}
.bcard:hover{transform:translateY(-4px);text-decoration:none}
.bk-cover{display:flex;align-items:flex-end;justify-content:center;height:280px;width:100%;margin-bottom:14px}
.bk-cover img{max-height:280px;width:auto;border-radius:6px;box-shadow:var(--shadow)}
.bk-title{font-family:var(--fh);font-weight:600;color:var(--ink);line-height:1.3}
.bk-auth{color:var(--muted);font-size:.9rem;margin-top:3px}
.book-detail{display:grid;grid-template-columns:280px 1fr;gap:44px;align-items:start}
.bd-cover{position:sticky;top:96px;text-align:center}.bd-cover img{border-radius:8px;box-shadow:var(--shadow);margin-bottom:18px}
.bd-cover .btn{width:100%}
.bk-sub{font-size:1.15rem;color:var(--muted);margin-top:-.3rem}
.bm{display:flex;gap:14px;flex-wrap:wrap;margin:0 0 1.2rem;color:var(--teal-d);font-weight:600;font-size:.92rem}
/* leadership */
.lead-sec{margin-bottom:2.4rem}
.lead-sec h2{border-bottom:2px solid var(--teal-l);padding-bottom:.5rem;margin-bottom:1.2rem;font-size:1.4rem}
.people-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:14px}
.person{display:flex;align-items:center;gap:15px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:13px 16px;box-shadow:var(--shadow-sm);transition:.16s;color:inherit;text-align:left}
.person:hover{transform:translateY(-2px);box-shadow:var(--shadow);text-decoration:none;border-color:#cfe0e3}
.pf-img{flex:none;width:68px;height:68px;border-radius:50%;overflow:hidden;background:var(--teal-l)}
.pf-img img{width:100%;height:100%;object-fit:cover}
.pf-txt{display:flex;flex-direction:column;min-width:0}
.pf-name{font-family:var(--fh);font-weight:600;color:var(--ink);font-size:1rem;line-height:1.25}
.pf-aff{color:var(--muted);font-size:.83rem;margin-top:2px;line-height:1.35}
.profile-detail{display:grid;grid-template-columns:300px 1fr;gap:44px;align-items:start}
.pd-photo{position:sticky;top:96px}.pd-photo img{width:100%;border-radius:var(--radius);box-shadow:var(--shadow)}
.pd-aff{color:var(--teal-d);font-weight:600;font-size:1.05rem;margin-top:-.3rem}
/* prose */
.prose h2{margin-top:2rem}.prose h2:first-child{margin-top:0}.prose h3{margin-top:1.6rem}
.prose img{border-radius:8px;margin:1.2rem 0}.prose a{text-decoration:underline}
.prose ul,.prose ol{padding-left:1.2rem}.prose li{margin-bottom:.4rem}
.post-feat{width:100%;border-radius:var(--radius);margin-bottom:1.6rem}
.post-body{font-size:1.05rem}.back{margin-top:2rem}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.whybox,.formbox{background:var(--bg-alt);border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.formbox h3{margin-top:0}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.pillar{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);border-top:4px solid var(--teal)}
.pillar:nth-child(2){border-top-color:var(--orange)}.pillar:nth-child(3){border-top-color:var(--coral)}
.check-list{list-style:none;padding:0;margin:1rem 0}
.check-list li{position:relative;padding-left:28px;margin-bottom:.5rem}
.check-list li::before{content:"";position:absolute;left:0;top:.55em;width:12px;height:12px;border-radius:3px;background:var(--teal)}
.price{font-size:1.15rem;margin-top:1.2rem}
.partners{display:flex;gap:34px;align-items:center;justify-content:center;flex-wrap:wrap}
.partners img{max-height:80px;width:auto}
.pt0{padding-top:0}
/* pdf embed */
.pdf-embed{margin:1.6rem 0}
.pdf-embed iframe{width:100%;height:min(82vh,920px);border:1px solid var(--line);border-radius:8px;background:#fff}
.pdf-actions{margin-top:12px}
/* accordion */
.acc{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:12px;overflow:hidden}
.acc summary{list-style:none;cursor:pointer;font-family:var(--fh);font-weight:600;color:var(--ink);font-size:1.08rem;padding:18px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:"+";font-size:1.5rem;color:var(--teal);font-weight:400;line-height:1;flex:none}
.acc[open] summary::after{content:"\2013"}
.acc summary:hover{color:var(--teal-d)}
.acc-body{padding:0 22px 20px}.acc-body>*:first-child{margin-top:0}
/* location strip + video */
.loc-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.loc-strip figure{margin:0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);aspect-ratio:16/9}
.loc-strip img{width:100%;height:100%;object-fit:cover}
.video-wrap h3{margin-top:0}
.video-embed{position:relative;padding-bottom:56.25%;height:0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.video-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.rgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.rcard{display:flex;gap:20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);padding:18px}
.rc-img{flex:none;width:110px;display:flex;align-items:center}.rc-img img{border-radius:8px}
.rc-body h3{margin:0 0 .4rem}
/* events */
.ev-note{background:var(--teal-l);border-radius:var(--radius);padding:26px 30px;margin-bottom:2.4rem}
.ev-note h2{margin:0 0 .4rem}.ev-head{margin-bottom:1.4rem}
.ev-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.ev{background:#fff;border:1px solid var(--line);border-left:4px solid var(--orange);border-radius:var(--radius-sm);padding:22px 24px;box-shadow:var(--shadow-sm)}
.ev-when{font-family:var(--fb);font-weight:600;font-size:.82rem;color:var(--teal-d);text-transform:uppercase;letter-spacing:.05em}
.ev h3{margin:.4rem 0}
/* forms */
.form{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);border:1px solid var(--line)}
.sub-wrap{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.sub-copy h2{margin:.2rem 0 .6rem}
.nl-form{background:#fff}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form label{display:block;font-family:var(--fb);font-weight:600;font-size:.9rem;color:var(--ink);margin-bottom:14px}
.form input,.form textarea{width:100%;margin-top:6px;padding:11px 13px;border:1px solid #cfd6d9;border-radius:8px;font-family:var(--fb);font-size:1rem;color:var(--ink);background:#fcfdfd}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(38,141,159,.16)}
.form textarea{resize:vertical}.form .btn{width:100%;margin-top:2px}
.hp{position:absolute!important;left:-9999px}
.form-status{margin:12px 0 0;font-size:.94rem;font-weight:600;min-height:1.2em;text-align:center}
.form-status.ok{color:var(--teal-d)}.form-status.err{color:#b3402a}
/* footer */
.site-footer{background:var(--teal-dd);color:#c2d2d5}
.foot{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.3fr;gap:36px;padding-top:56px;padding-bottom:32px}
.foot-brand img{height:52px;margin-bottom:14px}.foot-brand p{color:#a6bbbf;font-size:.94rem;max-width:34ch}
.foot-brand .tw{display:inline-flex;margin-top:10px;color:#c2d2d5}.foot-brand .tw:hover{color:#fff}
.foot-col h4{color:#fff;font-family:var(--fb);font-weight:700;font-size:.8rem;letter-spacing:.09em;text-transform:uppercase;margin:0 0 .9rem}
.foot-col ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.foot-col a{color:#c2d2d5;font-size:.94rem}.foot-col a:hover{color:#fff}
.foot-col p{color:#a6bbbf;font-size:.92rem}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding-top:18px;padding-bottom:24px;border-top:1px solid rgba(255,255,255,.13);font-size:.85rem;color:#8ba3a7}
.foot-bottom a{color:#c2d2d5}.foot-bottom a:hover{color:#fff}
@media(max-width:1000px){
 .pgrid,.tiles,.people-grid,.pillars,.rgrid{grid-template-columns:repeat(2,1fr)}
 .bgrid{grid-template-columns:repeat(3,1fr)}
 .two-col,.sub-wrap,.book-detail,.profile-detail{grid-template-columns:1fr;gap:28px}
 .bd-cover,.pd-photo{position:static;max-width:280px}
 .foot{grid-template-columns:1fr 1fr}.foot-brand{grid-column:1/-1}
}
@media(max-width:820px){
 .nav-toggle{display:flex}
 .nav-menu{position:fixed;inset:112px 0 auto 0;background:#fff;border-bottom:0;box-shadow:none;max-height:0;overflow:hidden;transition:max-height .3s}
 .nav-menu.open{max-height:calc(100vh - 112px);overflow-y:auto;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
 .nav-menu>ul{flex-direction:column;align-items:stretch;gap:0;padding:10px 16px 18px}
 .nav-menu a,.drop-toggle{padding:12px;font-size:1.02rem;width:100%}
 .drop{position:static;display:none;box-shadow:none;border:0;padding:0 0 6px 14px;min-width:0}
 .has-drop.open .drop{display:flex}
 .ev-grid,.rgrid{grid-template-columns:1fr}
}
@media(max-width:620px){
 .section{padding:48px 0}
 .pgrid,.tiles,.people-grid,.pillars,.bgrid,.ev-grid,.loc-strip,.pub-list{grid-template-columns:1fr}
 .frow{grid-template-columns:1fr}.foot{grid-template-columns:1fr}
 .pdf-embed iframe{height:66vh}
 .cta-inner{flex-direction:column;align-items:flex-start}
}