:root{--ink:#070707;--panel:#111;--panel2:#181818;--gold:#d8b650;--gold2:#f3dc8a;--red:#c51f27;--paper:#f4f0e8;--muted:#aaa59d;--line:rgba(216,182,80,.24);--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:145px}body{margin:0;background:var(--ink);color:#fff;font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;font-size:16px;line-height:1.75}a{color:inherit;text-decoration:none}button,input,select{font:inherit}.wrap{width:min(var(--max),calc(100% - 40px));margin:auto}.topbar{height:5px;background:linear-gradient(90deg,var(--red) 0 23%,var(--gold) 23% 100%)}
header{position:sticky;z-index:50;top:0;background:rgba(7,7,7,.95);backdrop-filter:blur(15px);border-bottom:1px solid rgba(255,255,255,.08)}.utility{height:30px;border-bottom:1px solid #222;font-size:12px;color:#98938b}.utility .wrap{height:100%;display:flex;justify-content:space-between;align-items:center}.utility a{color:var(--gold2)}nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:22px}.brand{display:flex;align-items:center;flex:0 0 auto;width:89px;height:68px;background:url('./iska-40-logo.png') center/contain no-repeat}.brand-mark,.brand-copy{display:none}.navlinks{display:flex;align-items:center;gap:19px;font-weight:600;font-size:13px;white-space:nowrap}.navlinks a{transition:.2s}.navlinks a:hover,.navlinks a.active{color:var(--gold)}.query-link{padding:9px 14px!important;background:var(--gold);color:#111!important}.menu{display:none;background:none;border:0;color:#fff;font-size:28px;cursor:pointer}
.hero{min-height:675px;display:grid;align-items:end;position:relative;overflow:hidden;background:#080808 url('./hero-arena-iska-branded.webp') center/cover no-repeat}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,5,5,.97) 0%,rgba(5,5,5,.84) 37%,rgba(5,5,5,.12) 70%),linear-gradient(0deg,#080808 0%,transparent 35%)}.hero .wrap{position:relative;z-index:1;padding:105px 0 100px}.eyebrow{display:flex;align-items:center;gap:12px;color:var(--gold2);font-weight:700;font-size:14px;letter-spacing:.12em}.eyebrow:before{content:"";width:42px;height:3px;background:var(--red)}h1{font:900 clamp(58px,8.3vw,112px)/.87 Impact,"Arial Narrow","Microsoft YaHei",sans-serif;letter-spacing:-.01em;margin:24px 0 28px;max-width:850px}.hero h1 em{display:block;font-style:normal;color:transparent;-webkit-text-stroke:1px var(--gold);font-size:.69em;letter-spacing:.06em;margin-top:18px}.hero p{max-width:610px;color:#d7d3cc;font-size:18px}.actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:32px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 22px;font-weight:700;border:1px solid rgba(255,255,255,.35);cursor:pointer;transition:.2s;background:transparent;color:inherit}.btn.primary{background:var(--red);border-color:var(--red)}.btn.gold{background:var(--gold);border-color:var(--gold);color:#111}.btn:hover{transform:translateY(-2px);border-color:var(--gold)}
.stats{position:relative;z-index:3;margin-top:-44px}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);background:var(--paper);color:#151515;box-shadow:0 16px 50px rgba(0,0,0,.28)}.stat{padding:24px 28px;border-right:1px solid #d8d1c5}.stat:last-child{border:0}.stat strong{display:block;font:800 42px/1 Impact,sans-serif;color:var(--red)}.stat span{font-size:14px;color:#625e57}
section{padding:96px 0}.section-head{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;align-items:end;margin-bottom:46px}.kicker{color:var(--gold);font-weight:700;font-size:14px;letter-spacing:.14em}.section-head h2,.page-title{font:800 clamp(40px,5.5vw,68px)/1 Impact,"Arial Narrow","Microsoft YaHei",sans-serif;margin:8px 0 0}.section-head p{color:var(--muted);max-width:680px;margin:0}
.about-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}.about-main{background:var(--panel);border:1px solid var(--line);padding:43px}.about-main .big{font-size:22px;line-height:1.7;color:#ece8e0;margin-top:0}.history-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#2b2b2b;margin-top:27px}.history-strip div{background:#151515;padding:20px}.history-strip strong{display:block;color:var(--gold);font-size:22px}.history-strip span{font-size:13px;color:var(--muted)}.chair{display:flex;flex-direction:column;justify-content:flex-end;min-height:360px;padding:40px;background:linear-gradient(145deg,#292218,#0c0c0c);border-top:4px solid var(--gold)}.chair small{color:var(--gold);letter-spacing:.12em}.chair h3{font-size:34px;margin:8px 0}.chair p{color:var(--muted);margin:0}.verified{margin-top:23px;padding-top:18px;border-top:1px solid #35302a;font-size:13px;color:#d5c38b}
.news{background:var(--paper);color:#171717}.news .section-head p{color:#625f58}.news-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.news-feature,.news-list{background:#fff;border:1px solid #ddd6ca}.news-feature{padding:42px;border-top:5px solid var(--red)}.news-feature .tag,.news-item .tag{color:var(--red);font-size:12px;font-weight:800;letter-spacing:.1em}.news-feature h3{font-size:34px;line-height:1.35;margin:12px 0 16px}.news-feature p,.news-item p{color:#676159}.news-list{display:grid}.news-item{padding:25px 28px;border-bottom:1px solid #e5ded2}.news-item:last-child{border:0}.news-item h3{font-size:19px;line-height:1.45;margin:7px 0}.news a.more{display:inline-block;color:#9a171d;font-weight:700;margin-top:13px}
.event-card{display:grid;grid-template-columns:1.08fr .92fr;background:#101010;color:#fff;border:1px solid #292929}.event-copy{padding:50px}.event-copy .date{color:var(--gold);font-weight:700;letter-spacing:.1em}.event-copy h3{font:800 clamp(36px,4.8vw,60px)/1 Impact,"Arial Narrow","Microsoft YaHei",sans-serif;margin:15px 0 23px}.event-copy p{color:#b8b4ae}.disciplines{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}.disciplines span{padding:7px 12px;border:1px solid #3a3937;font-size:13px}.event-facts{display:grid;grid-template-columns:1fr 1fr;background:var(--red)}.fact{padding:32px;border:1px solid rgba(255,255,255,.15)}.fact strong{font:800 40px/1 Impact,sans-serif;display:block}.fact span{font-size:13px;color:#f3cbcd}
.discipline{background:#111}.discipline-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.discipline-item{min-height:130px;padding:24px 18px;background:#181818;border-bottom:3px solid #333;transition:.2s}.discipline-item:hover{border-color:var(--gold);transform:translateY(-3px)}.discipline-item strong{display:block;font-size:18px;margin-bottom:6px}.discipline-item span{font-size:13px;color:var(--muted)}.rules-note{margin-top:25px;padding:22px 25px;background:#0b0b0b;border-left:4px solid var(--red);color:#bcb7ae}.rules-note a{color:var(--gold)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.card{min-height:280px;padding:32px;background:var(--panel);border:1px solid rgba(255,255,255,.09);position:relative;overflow:hidden;transition:.25s}.card:hover{border-color:var(--gold);transform:translateY(-4px)}.num{font:800 60px/1 Impact,sans-serif;color:rgba(216,182,80,.12);position:absolute;right:20px;top:18px}.card h3{font-size:24px;margin:50px 0 14px}.card p{color:var(--muted);font-size:15px}.card a{display:inline-block;margin-top:16px;color:var(--gold);font-weight:700}
.lookup-promo{background:linear-gradient(120deg,var(--red),#6c0d12);padding:0}.lookup-box{display:grid;grid-template-columns:1fr auto;align-items:center;gap:30px;padding:50px 0}.lookup-box h2{font:800 clamp(38px,5vw,62px)/1 Impact,"Arial Narrow","Microsoft YaHei",sans-serif;margin:0 0 12px}.lookup-box p{margin:0;color:#f1cfd1}.lookup-types{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.lookup-types span{padding:6px 11px;border:1px solid rgba(255,255,255,.35);font-size:13px}
.contact-box{display:grid;grid-template-columns:1.12fr .88fr;background:var(--gold);color:#111}.contact-main{padding:50px}.contact-main h2{font:800 clamp(42px,5.5vw,70px)/.95 Impact,"Arial Narrow","Microsoft YaHei",sans-serif;margin:0 0 20px}.contact-links{padding:42px;background:#0c0c0c;color:#fff;display:flex;flex-direction:column;justify-content:center}.contact-item{padding:14px 0;border-bottom:1px solid #292929}.contact-item:last-child{border:0}.contact-item small{display:block;color:var(--muted)}.contact-item strong{font-size:16px;word-break:break-all}footer{border-top:1px solid #222;padding:28px 0 38px;color:#777;font-size:13px}.foot{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}
.page-hero{padding:72px 0 48px;background:linear-gradient(135deg,#17130e,#090909);border-bottom:1px solid var(--line)}.page-hero p{color:var(--muted);max-width:700px}.lookup-shell{padding:65px 0 95px;background:var(--paper);color:#171717;min-height:570px}.lookup-panel{display:grid;grid-template-columns:260px 1fr;background:#fff;border:1px solid #d9d2c6;box-shadow:0 20px 60px rgba(0,0,0,.08)}.lookup-tabs{padding:22px;background:#111}.lookup-tab{width:100%;text-align:left;padding:14px 15px;margin-bottom:8px;border:1px solid #303030;background:#181818;color:#ddd;cursor:pointer}.lookup-tab.active{background:var(--red);border-color:var(--red);color:#fff}.lookup-main{padding:40px}.lookup-main h2{margin:0 0 8px;font-size:30px}.lookup-main>p{color:#6b665f;margin-top:0}.search-row{display:grid;grid-template-columns:1fr 160px;gap:10px;margin-top:28px}.search-row input{width:100%;height:50px;padding:0 16px;border:1px solid #bdb6aa;background:#fff;font-size:16px}.search-row button{border:0;background:var(--red);color:#fff;font-weight:700;cursor:pointer}.search-help{font-size:13px;color:#777167;margin-top:10px}.result{display:none;margin-top:28px;padding:24px;border:1px solid #ded7cc;background:#faf8f3}.result.show{display:block}.result.empty{border-left:4px solid #b08d29}.result.found{border-left:4px solid #26834a}.result h3{margin:0 0 8px}.record-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:18px}.record-grid div{padding:12px;background:#f0ece4}.record-grid small{display:block;color:#777}.privacy{margin-top:27px;padding:17px;background:#f1ece3;color:#625d55;font-size:13px}.reveal{opacity:0;transform:translateY(16px);transition:.6s ease}.reveal.visible{opacity:1;transform:none}
.about-page{padding:65px 0 100px;background:var(--paper);color:#1b1a18}.article-layout{display:grid;grid-template-columns:230px 1fr;gap:55px;align-items:start}.article-toc{position:sticky;top:125px;background:#111;color:#fff;padding:24px}.article-toc strong{display:block;color:var(--gold);font-size:13px;letter-spacing:.12em;margin-bottom:12px}.article-toc a{display:block;padding:9px 0;border-bottom:1px solid #2c2c2c;font-size:14px;color:#cbc7c0}.article-toc a:hover{color:var(--gold)}.article-body{max-width:860px}.article-lead{font-size:23px;line-height:1.7;color:#302d28;margin:0 0 44px;padding-left:24px;border-left:5px solid var(--red)}.article-block{padding:0 0 55px;margin-bottom:52px;border-bottom:1px solid #d7d0c4}.article-block:last-child{border:0;margin-bottom:0}.article-block h2{font-size:36px;line-height:1.25;margin:0 0 24px}.article-block h3{font-size:23px;margin:30px 0 12px}.article-block p{color:#575149;margin:0 0 17px}.timeline{display:grid;gap:12px;margin-top:28px}.timeline-item{display:grid;grid-template-columns:110px 1fr;gap:24px;padding:20px 0;border-top:1px solid #ddd5c9}.timeline-item strong{font:800 25px Impact,sans-serif;color:var(--red)}.timeline-item p{margin:0}.source-note{padding:20px 23px;background:#ece5d9;color:#615b52}.source-note a,.article-block a{color:#94161c;font-weight:700}.link-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:25px}.link-grid a{display:flex;align-items:center;justify-content:space-between;padding:16px;background:#111;color:#fff}.link-grid a:hover{background:var(--red)}.china-chapter{padding:42px;background:linear-gradient(135deg,#18120a,#080808);color:#fff;border-top:5px solid var(--gold)}.china-chapter h2{color:#fff}.china-chapter p{color:#cbc5bc}.china-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#34302a;margin:30px 0}.china-stats div{background:#151515;padding:22px}.china-stats strong{display:block;color:var(--gold);font:800 31px Impact,sans-serif}.china-stats span{font-size:13px;color:#aaa49a}.more-link{display:inline-block;margin-top:20px;color:var(--gold)!important;font-weight:700}
@media(max-width:1050px){.navlinks{gap:13px;font-size:12px}.brand-copy small{display:none}.discipline-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:860px){html{scroll-padding-top:110px}.utility{display:none}nav{height:72px}.brand{width:81px;height:62px}.navlinks{display:none;position:fixed;z-index:60;top:77px;left:13px;right:13px;grid-template-columns:1fr 1fr;gap:8px;max-height:calc(100vh - 96px);max-height:calc(100svh - 96px);overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;background:#090909;padding:13px;border:1px solid #302d28;box-shadow:0 18px 48px rgba(0,0,0,.58);font-size:14px;white-space:normal}.navlinks.open{display:grid}.navlinks a{display:flex;min-height:45px;align-items:center;padding:9px 12px;background:#151515;border:1px solid #242424;line-height:1.35}.navlinks a.active{border-color:rgba(216,182,80,.65);background:#201c13}.navlinks .query-link{padding:9px 12px!important;background:var(--gold);border-color:var(--gold);color:#111!important}.menu{display:flex;width:46px;height:46px;align-items:center;justify-content:center;padding:0;line-height:1}.hero{min-height:620px;background-position:62% center}.hero:after{background:linear-gradient(90deg,rgba(5,5,5,.97),rgba(5,5,5,.54)),linear-gradient(0deg,#080808,transparent 48%)}.stats-grid{grid-template-columns:1fr 1fr}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid #d8d1c5}.section-head,.about-grid,.news-grid,.event-card,.contact-box{grid-template-columns:1fr}.discipline-grid{grid-template-columns:repeat(2,1fr)}.cards{grid-template-columns:1fr}.lookup-box{grid-template-columns:1fr}.lookup-panel{grid-template-columns:1fr}.lookup-tabs{display:grid;grid-template-columns:1fr 1fr;gap:8px}.lookup-tab{margin:0}.article-layout{grid-template-columns:1fr}.article-toc{position:static;display:grid;grid-template-columns:1fr 1fr;gap:0 18px}.article-toc strong{grid-column:1/-1}.link-grid{grid-template-columns:1fr 1fr}.china-stats{grid-template-columns:1fr 1fr}}
@media(max-width:540px){.wrap{width:min(var(--max),calc(100% - 26px))}.brand{width:76px;height:58px}.hero{min-height:580px}.hero .wrap{padding:90px 0 78px}h1{font-size:clamp(42px,14vw,54px)}.hero p{font-size:16px}.stats{margin-top:-24px}.stat{padding:18px}.stat strong{font-size:32px}section{padding:72px 0}.section-head{gap:20px;margin-bottom:34px}.about-main,.chair,.event-copy,.contact-main,.contact-links,.news-feature{padding:28px 22px}.history-strip{grid-template-columns:1fr}.event-facts{grid-template-columns:1fr 1fr}.fact{padding:22px 16px}.discipline-grid{grid-template-columns:1fr 1fr}.discipline-item{min-height:115px;padding:18px 14px}.actions .btn{width:100%}.lookup-tabs{grid-template-columns:1fr}.lookup-main{padding:28px 20px}.search-row{grid-template-columns:1fr}.search-row button{height:48px}.record-grid{grid-template-columns:1fr}.about-page{padding-top:40px}.article-toc{grid-template-columns:1fr}.article-lead{font-size:19px}.article-block h2{font-size:30px}.timeline-item{grid-template-columns:1fr;gap:4px}.link-grid{grid-template-columns:1fr}.china-chapter{padding:28px 20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.btn,.card,.discipline-item{transition:none}}