@font-face{font-family:Cinzel;font-weight:400;font-display:swap;src:url(fonts/Cinzel-400.woff) format("woff")}
@font-face{font-family:Cinzel;font-weight:700;font-display:swap;src:url(fonts/Cinzel-700.woff) format("woff")}
@font-face{font-family:Cormorant;font-style:italic;font-weight:500;font-display:swap;src:url(fonts/CormorantGaramond-500i.woff) format("woff")}
@font-face{font-family:Inter;font-weight:100 900;font-display:swap;src:url(fonts/Inter-var.woff) format("woff")}

:root{
  --navy:#0f2347; --navy-d:#07142f; --navy-l:#1a3566;
  --gold:#c9a45a; --gold-d:#a8843f; --gold-l:#e6cf96;
  --cream:#f7f3ea; --paper:#ffffff; --ink:#1d2433; --mute:#5b6476; --line:#e4dfd3;
  --serif:Cinzel,"Times New Roman",serif;
  --sans:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --zh-serif:"Songti SC","Noto Serif SC","Source Han Serif SC","STSong",serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:120px;-webkit-text-size-adjust:100%}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.65;font-size:17px}
img,video{display:block;max-width:100%}
a{color:inherit}
.wrap{width:min(1180px,100% - 32px);margin-inline:auto}
.narrow{width:min(860px,100% - 32px)}
.skip{position:absolute;left:-999px;top:0;background:var(--gold);color:var(--navy-d);padding:8px 14px;z-index:99}
.skip:focus{left:8px}

/* utility bar + header */
.util{background:var(--navy-d);color:#c9cfdb;font-size:13px}
.util .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:36px}
.util-r{display:flex;gap:18px;align-items:center}
.util a{text-decoration:none}
.util a:hover{color:#fff}
.util .lang{border:1px solid rgba(201,164,90,.6);color:var(--gold-l);padding:2px 10px;border-radius:3px}
.head{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.head .wrap{display:flex;align-items:center;gap:24px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;margin-right:auto}
.brand b{display:block;font-family:var(--serif);font-size:24px;letter-spacing:.06em;color:var(--navy);line-height:1.1}
.brand small{display:block;font-size:11.5px;color:var(--mute);letter-spacing:.02em;max-width:260px;line-height:1.3}
.head nav{display:flex;gap:22px}
.head nav a{text-decoration:none;font-size:14.5px;font-weight:500;color:var(--navy);padding:6px 0;border-bottom:2px solid transparent}
.head nav a:hover{border-color:var(--gold)}

.btn{display:inline-block;text-decoration:none;font-weight:600;font-size:15px;padding:13px 24px;border-radius:3px;letter-spacing:.02em;transition:background .2s,color .2s,border-color .2s}
.btn.small{padding:9px 16px;font-size:14px}
.btn.gold{background:var(--gold);color:var(--navy-d)}
.btn.gold:hover{background:var(--gold-l)}
.btn.ghost{border:1px solid rgba(255,255,255,.7);color:#fff}
.btn.ghost:hover{background:rgba(255,255,255,.12)}
.btn.navy-b{background:var(--navy);color:#fff}
.btn.navy-b:hover{background:var(--navy-l)}

/* hero */
.hero{position:relative;min-height:min(78vh,720px);display:flex;align-items:center;color:#fff;overflow:hidden;background:var(--navy-d)}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,20,47,.92) 0%,rgba(7,20,47,.7) 45%,rgba(7,20,47,.25) 100%)}
.hero-in{position:relative;padding:80px 0}
.eyebrow{font-size:13px;letter-spacing:.28em;text-transform:uppercase;color:var(--gold-l);margin-bottom:18px}
.hero h1{font-family:var(--serif);font-weight:700;font-size:clamp(38px,6vw,72px);line-height:1.08;letter-spacing:.01em;max-width:14ch}
.hero .org{margin-top:22px;font-family:Cormorant,serif;font-style:italic;font-size:clamp(20px,2.2vw,26px);color:var(--gold-l)}
.hero .org span{display:block;font-family:var(--sans);font-style:normal;font-size:15px;letter-spacing:.25em;color:#d9dfeb;margin-top:4px}
.hero .lead{margin-top:20px;max-width:560px;color:#e3e7ef;font-size:18px}
.btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}

.strip{display:block;background:var(--gold);color:var(--navy-d);text-decoration:none;font-weight:600}
.strip .wrap{display:flex;gap:16px;align-items:center;min-height:56px;padding:10px 0}
.strip .k{background:var(--navy-d);color:var(--gold-l);font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;padding:4px 10px;border-radius:2px;white-space:nowrap}
.strip .arr{margin-left:auto;font-size:20px}

/* sections */
.sec{padding:96px 0}
.sec.navy{background:radial-gradient(ellipse at 20% 0%,var(--navy-l),var(--navy) 60%);color:#fff}
.sec.cream{background:var(--cream)}
.kicker{font-size:12.5px;font-weight:700;letter-spacing:.24em;text-transform:uppercase;color:var(--gold-d);margin-bottom:10px}
.navy .kicker{color:var(--gold)}
.sec h2{font-family:var(--serif);font-weight:700;font-size:clamp(28px,3.4vw,42px);line-height:1.15;color:var(--navy);margin-bottom:22px}
.navy h2{color:#fff}
.sec p+p{margin-top:14px}
.intro{max-width:680px;color:var(--mute)}
.two{display:grid;grid-template-columns:1.25fr .9fr;gap:64px;align-items:start}

.facts{background:var(--cream);border-top:4px solid var(--gold);padding:28px 30px}
.facts h3{font-family:var(--serif);color:var(--navy);font-size:18px;margin-bottom:14px}
.facts dl div{display:grid;grid-template-columns:130px 1fr;gap:12px;padding:10px 0;border-bottom:1px solid var(--line);font-size:15px}
.facts dl div:last-child{border:0}
.facts dt{color:var(--mute)}
.facts dd{font-weight:600;color:var(--navy)}

.pills{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:20px}
.pill{border:1px solid rgba(201,164,90,.35);padding:30px 26px;background:rgba(255,255,255,.03)}
.pill .num{font-family:var(--serif);font-size:15px;color:var(--gold)}
.pill h3{font-family:var(--serif);font-size:20px;margin:12px 0 10px;line-height:1.25}
.pill p{color:#cfd6e4;font-size:15.5px}

.event{display:grid;grid-template-columns:200px 1fr;border:1px solid var(--line);box-shadow:0 12px 40px rgba(15,35,71,.08);margin-top:10px}
.date{background:var(--navy);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:30px 10px;text-align:center}
.date .dow{font-size:13px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold-l)}
.date .d{font-family:var(--serif);font-size:72px;line-height:1;margin:6px 0}
.date .m{font-family:var(--serif);font-size:22px;letter-spacing:.15em;color:var(--gold)}
.date .y{font-size:14px;color:#c9cfdb;margin-top:4px}
.ev-body{padding:36px 40px}
.ev-body h3{font-family:var(--serif);font-size:24px;color:var(--navy);margin-bottom:10px}
.meta{margin:20px 0 26px;display:grid;gap:8px}
.meta div{display:grid;grid-template-columns:110px 1fr;gap:12px;font-size:15.5px}
.meta dt{color:var(--gold-d);font-weight:600}

.film video{width:100%;height:auto;aspect-ratio:16/9;background:#000;box-shadow:0 18px 50px rgba(15,35,71,.25)}
.film{grid-template-columns:.8fr 1.4fr;align-items:center}

.members{display:flex;flex-wrap:wrap;justify-content:center;gap:28px;margin-top:36px}
.members .member{flex:0 1 calc((100% - 84px)/4)}
.member{text-align:center;padding:30px 20px;border:1px solid var(--line);background:#fff;transition:box-shadow .2s,transform .2s}
.member:hover{box-shadow:0 14px 36px rgba(15,35,71,.1);transform:translateY(-3px)}
.member img{width:150px;height:150px;border-radius:50%;object-fit:cover;margin:0 auto 18px;border:3px solid var(--gold);padding:3px;background:#fff}
.member h3{font-family:var(--serif);font-size:21px;color:var(--navy)}
.member .t{color:var(--gold-d);font-weight:700;font-size:13.5px;letter-spacing:.12em;text-transform:uppercase;margin-top:4px}
.member .r{color:var(--mute);font-size:15px;margin-top:6px}

.faqs details{border-bottom:1px solid var(--line);padding:6px 0}
.faqs summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:20px;padding:16px 0}
.faqs summary::-webkit-details-marker{display:none}
.faqs summary::after{content:"+";font-size:24px;color:var(--gold-d);line-height:1}
.faqs details[open] summary::after{content:"–"}
.faqs summary h3{font-size:18px;font-weight:600;color:var(--navy)}
.faqs details p{padding:0 0 18px;color:#3b4456}

.contact{font-style:normal;display:grid;gap:18px;border-left:3px solid var(--gold);padding-left:28px}
.contact span{display:block;font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold)}
.contact a,.contact div{font-size:20px}
.contact a{color:#fff;text-decoration-color:var(--gold);text-underline-offset:5px}

.foot{background:var(--navy-d);color:#aeb7c8;padding:56px 0 30px;font-size:14px}
.f-brand{display:flex;gap:16px;align-items:center}
.f-brand b{display:block;color:#fff;font-weight:600}
.f-brand span{display:block}
.foot nav{display:flex;flex-wrap:wrap;gap:20px;margin:28px 0 22px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1)}
.foot nav a{text-decoration:none}
.foot nav a:hover{color:var(--gold-l)}
.copy{font-size:13px;color:#7f8aa0}

.nf{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;text-align:center;padding:24px}
.nf h1{font-family:var(--serif);color:var(--navy);font-size:28px}

/* Chinese page */
.zh .hero h1,.zh .sec h2,.zh .pill h3,.zh .ev-body h3{font-family:var(--zh-serif);letter-spacing:.04em}
.zh .hero h1{max-width:none}
.zh .kicker{letter-spacing:.18em}
.zh .member .t{letter-spacing:.2em}
.zh body,.zh{font-size:16.5px}

@media (max-width:1080px){
  .head .wrap{flex-wrap:wrap;gap:10px 24px;padding-top:10px}
  .head nav{order:3;width:100%;overflow-x:auto;gap:20px;padding-bottom:6px;scrollbar-width:none}
  .head nav::-webkit-scrollbar{display:none}
  .head nav a{white-space:nowrap}
  .pills{grid-template-columns:repeat(2,1fr)}
  .members .member{flex-basis:calc((100% - 56px)/3)}
}
@media (max-width:820px){
  .two,.film{grid-template-columns:1fr;gap:36px}
  .members{gap:16px}
  .members .member{flex-basis:calc((100% - 16px)/2)}
  .event{grid-template-columns:1fr}
  .date{flex-direction:row;gap:12px;padding:18px}
  .date .d{font-size:44px;margin:0}
  .ev-body{padding:26px 22px}
  .sec{padding:68px 0}
  .util .wrap>span:first-child{display:none}
  .util .wrap{justify-content:flex-end}
  .brand small{display:none}
}
@media (max-width:520px){
  .pills{grid-template-columns:1fr}
  .members .member{flex-basis:100%}
  .facts dl div,.meta div{grid-template-columns:1fr;gap:2px}
  .strip .wrap{flex-wrap:wrap;gap:8px}
  .strip .arr{display:none}
  .util a[href^="mailto"]{display:none}
  .head .btn{display:none}
}
@media (prefers-reduced-motion:reduce){.hero-bg{display:none}.hero{background:var(--navy-d) url(hero.jpg) center/cover}}