*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f6f0df;color:#10203c;font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.72}a{text-decoration:none;color:inherit}img{display:block;max-width:100%}:root{--navy:#10203c;--cream:#f6f0df;--white:#fffdfa;--red:#bd293e;--green:#0b8066;--lime:#d7f36b;--line:#b9b4a7}.wrap{width:min(1400px,calc(100% - 52px));margin:auto}.eyebrow{font:1000 10px/1 Arial;letter-spacing:.22em;text-transform:uppercase}.topline{height:10px;background:repeating-linear-gradient(90deg,var(--red) 0 90px,var(--green) 90px 180px,var(--lime) 180px 270px,var(--navy) 270px 360px)}header{height:84px;background:rgba(246,240,223,.96);border-bottom:2px solid var(--navy);position:sticky;top:0;z-index:50;backdrop-filter:blur(12px)}.nav{height:100%;display:flex;align-items:center;gap:22px}.logo{display:flex;align-items:center;gap:13px;margin-right:auto}.logo-mark{width:58px;height:58px;background:var(--red);border-radius:10px;display:grid;grid-template-columns:repeat(2,9px);grid-template-rows:repeat(2,9px);gap:10px;place-content:center;box-shadow:6px 6px 0 var(--navy)}.logo-mark i{background:var(--cream);border-radius:50%}.logo b{font:1000 22px/1 Arial,"Microsoft YaHei";letter-spacing:-.03em}.logo small{display:block;font:900 8px Arial;letter-spacing:.14em;color:#6f6c65;margin-top:5px}.navlinks{display:flex;gap:21px;font-size:13px;font-weight:1000}.navlinks a{padding:28px 0;border-bottom:4px solid transparent}.navlinks a:hover{color:var(--red);border-color:var(--red)}.menu{display:none;border:2px solid var(--navy);background:var(--lime);padding:9px 12px;font-weight:1000}.mobile{display:none}.hero{min-height:805px;display:grid;grid-template-columns:1.03fr .97fr;border-bottom:2px solid var(--navy)}.hero-copy{padding:88px max(42px,calc((100vw - 1400px)/2));padding-right:72px;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden}.hero-copy:after{content:"216";position:absolute;right:-30px;bottom:-86px;font:1000 270px/.8 Arial;color:rgba(16,32,60,.06)}.hero-copy>*{position:relative;z-index:2}.hero h1{font:1000 clamp(74px,8vw,130px)/.82 Arial,"Microsoft YaHei";letter-spacing:-.09em;margin:28px 0;color:var(--navy)}.hero h1 em{font-style:normal;color:var(--red)}.hero h2{font:1000 clamp(26px,3vw,43px)/1.04 Arial,"Microsoft YaHei";letter-spacing:-.045em;margin:0 0 22px}.hero p{font-size:17px;max-width:710px;color:#545f70}.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}.btn{min-height:54px;display:inline-flex;align-items:center;justify-content:center;padding:0 25px;background:var(--navy);color:white;border:2px solid var(--navy);font-weight:1000;box-shadow:7px 7px 0 var(--red);transition:.2s}.btn:hover{transform:translate(-2px,-2px);box-shadow:10px 10px 0 var(--red)}.btn.alt{background:transparent;color:var(--navy);box-shadow:none}.hero-art{background:var(--navy) url('/assets/hero.webp') center/cover;position:relative;min-height:805px}.model-card{position:absolute;left:30px;right:30px;bottom:30px;background:rgba(246,240,223,.96);border:2px solid var(--navy);padding:24px;display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:center}.model-card h3{font:1000 19px/1.1 Arial,"Microsoft YaHei";margin:8px 0}.model-card p{font-size:12px;margin:0;color:#65655f}.formula{display:grid;grid-template-columns:repeat(3,1fr);border:2px solid var(--navy)}.formula span{padding:13px 8px;text-align:center;border-right:1px solid var(--navy);font:1000 10px Arial}.formula span:nth-child(1){background:var(--red);color:white}.formula span:nth-child(2){background:var(--lime)}.formula span:nth-child(3){background:var(--green);color:white;border:0}.alert{background:var(--red);color:white;border-bottom:2px solid var(--navy)}.alert .wrap{padding:22px 0;display:grid;grid-template-columns:190px 1fr;gap:28px;align-items:center}.alert b{font:1000 12px Arial;letter-spacing:.1em}.alert p{margin:0;font-size:14px}.facts{background:var(--white);border-bottom:2px solid var(--navy)}.facts .wrap{display:grid;grid-template-columns:repeat(5,1fr)}.fact{padding:24px 18px;border-right:1px solid var(--line);font-size:12px}.fact b{display:block;font:1000 11px Arial;color:var(--green);margin-bottom:6px}.section{padding:108px 0}.white{background:var(--white)}.dark{background:var(--navy);color:white}.green{background:var(--green);color:white}.lime{background:var(--lime)}.heading{display:grid;grid-template-columns:1.05fr .95fr;gap:88px;align-items:end;margin-bottom:54px}.heading h2,.pagehead h1{font:1000 clamp(46px,5vw,73px)/.95 Arial,"Microsoft YaHei";letter-spacing:-.055em;margin:13px 0 0}.heading h2{font-size:45px;line-height:1.08}.heading p{font-size:17px;color:#606a78;font-weight:650;margin:0}.dark .heading p,.green .heading p{color:#d5dbde}.distribution{display:grid;grid-template-columns:1.25fr .75fr;gap:14px}.distribution-art{min-height:600px;background:url('/assets/distribution.webp') center/cover;border:2px solid var(--navy);position:relative}.distribution-art:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(16,32,60,.9),transparent 65%)}.distribution-caption{position:absolute;left:35px;right:35px;bottom:30px;color:white;z-index:2}.distribution-caption h3{font:1000 34px/1.08 Arial,"Microsoft YaHei";margin:10px 0}.distribution-caption p{color:#d7dce3}.prob-stack{display:grid;grid-template-rows:repeat(4,1fr);border:2px solid var(--navy);background:white}.prob{padding:25px;border-bottom:1px solid var(--navy);display:grid;grid-template-columns:92px 1fr;gap:15px;align-items:center}.prob:last-child{border:0}.prob strong{font:1000 34px/1 Arial;color:var(--red)}.prob:nth-child(2) strong{color:var(--green)}.prob h3{font:1000 17px/1.2 Arial,"Microsoft YaHei";margin:0 0 6px}.prob p{font-size:13px;color:#646b75;margin:0}.rule-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.rule{background:var(--white);border:2px solid var(--navy);padding:28px;min-height:285px;position:relative}.rule:hover{box-shadow:7px 7px 0 var(--red);transform:translateY(-4px)}.rule .id{font:1000 11px Arial;color:var(--green)}.rule h3{font:1000 24px/1.12 Arial,"Microsoft YaHei";margin:48px 0 15px}.rule p{font-size:14px;color:#5f6976}.rule:after{content:"";position:absolute;right:18px;top:18px;width:35px;height:35px;border-radius:50%;background:var(--red)}.rule:nth-child(2n):after{background:var(--green)}.rule:nth-child(3n):after{background:var(--lime)}.timeline{display:grid;grid-template-columns:repeat(4,1fr);border:2px solid white}.time{padding:30px 24px;min-height:310px;border-right:1px solid #526079}.time:last-child{border:0}.time strong{font:1000 46px/1 Arial;color:var(--lime)}.time h3{font:1000 22px/1.1 Arial,"Microsoft YaHei";margin:52px 0 12px}.time p{color:#c8d0dc;font-size:14px}.myths{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.myth{background:var(--white);border:2px solid var(--navy);padding:31px;min-height:310px}.myth b{display:inline-block;background:var(--red);color:white;padding:6px 9px;font:1000 10px Arial}.myth h3{font:1000 24px/1.12 Arial,"Microsoft YaHei";margin:40px 0 14px}.myth p{color:#616a76}.feature{display:grid;grid-template-columns:1.15fr .85fr;gap:16px}.feature-img{min-height:650px;background:url('/assets/archive.webp') center/cover;border:2px solid var(--navy);display:flex;align-items:end;position:relative}.feature-img:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(16,32,60,.93),transparent 66%)}.feature-copy{position:relative;z-index:2;padding:38px;color:white}.feature-copy h3{font:1000 33px/1.08 Arial,"Microsoft YaHei";margin:12px 0}.feature-copy p{color:#d5dae2}.news-stack{display:flex;flex-direction:column;border:2px solid var(--navy);background:var(--white)}.news-item{flex:1;padding:21px 23px;border-bottom:1px solid var(--line);display:grid;grid-template-columns:62px 1fr;gap:17px;align-items:center}.news-item:last-child{border:0}.news-item:hover{background:var(--lime)}.news-item time{font:1000 10px Arial;color:var(--green)}.news-item time b{display:block;font-size:25px;color:var(--red)}.label{font:1000 10px Arial;letter-spacing:.12em;color:var(--green)}.news-item h3{font:1000 16px/1.3 Arial,"Microsoft YaHei";margin:6px 0}.risk-split{display:grid;grid-template-columns:1fr 1fr;min-height:690px}.risk-copy{padding:86px clamp(38px,7vw,115px);display:flex;flex-direction:column;justify-content:center;background:var(--red);color:white}.risk-copy h2{font:1000 52px/1.08 Arial,"Microsoft YaHei";letter-spacing:-.055em;margin:17px 0}.risk-copy p{color:#ffe4e8}.checks{margin:24px 0}.check{display:grid;grid-template-columns:45px 1fr;gap:12px;padding:15px 0;border-top:1px solid rgba(255,255,255,.5);font-weight:800}.risk-art{background:url('/assets/hero.webp') center/cover;filter:saturate(.85)}.metrics{display:grid;grid-template-columns:repeat(4,1fr);border:2px solid var(--navy)}.metric{padding:37px 25px;border-right:1px solid var(--navy);background:var(--white)}.metric:first-child{color:var(--navy)}.metric:nth-child(2){background:var(--lime);color:var(--navy)}.metric:nth-child(3){background:var(--red);color:white}.metric:nth-child(4){background:var(--green);color:white}.metric strong{display:block;font:1000 61px/1 Arial}.pagehead{padding:94px 0 72px;background:var(--navy);color:white;border-bottom:10px solid var(--lime);position:relative;overflow:hidden}.pagehead:after{content:"216";position:absolute;right:2vw;bottom:-90px;font:1000 245px/.8 Arial;color:#293956}.pagehead>*{position:relative;z-index:2}.pagehead p{font-size:18px;color:#cad2de;max-width:900px}.crumb{font:1000 10px Arial;color:var(--lime);letter-spacing:.18em}.article{width:min(900px,calc(100% - 38px));margin:72px auto 110px}.article .lead{font:900 21px/1.75 Arial,"Microsoft YaHei"}.article h2{font:1000 32px/1.18 Arial,"Microsoft YaHei";margin-top:45px;letter-spacing:-.03em}.article p{font-size:17px;color:#465365}.article-visual{margin:38px 0;border:2px solid var(--navy);padding:10px;background:white;box-shadow:8px 8px 0 var(--red)}.article-visual img{width:100%;height:auto}.article-visual figcaption{font-size:12px;color:#686e75;padding:11px 4px 2px}.byline{display:flex;gap:17px;flex-wrap:wrap;font-size:12px;font-weight:800;color:#6b7078;border-bottom:2px solid var(--navy);padding-bottom:17px}.steps{background:var(--lime);border:2px solid var(--navy);padding:28px 28px 28px 52px}.source,.notice{background:white;border:2px solid var(--navy);padding:22px;margin-top:38px;font-size:13px;box-shadow:6px 6px 0 var(--green)}.source a{font-weight:900;color:var(--green)}.archive{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.archive a{padding:24px;background:white;border:2px solid var(--navy);display:flex;flex-direction:column;gap:8px}.archive a:hover{box-shadow:6px 6px 0 var(--red)}.archive b{font:1000 18px/1.35 Arial,"Microsoft YaHei"}.archive small{color:#69717c}.pagination{display:flex;gap:7px;flex-wrap:wrap;justify-content:center;margin-top:38px}.pagination a,.pagination span{width:40px;height:40px;display:grid;place-items:center;border:2px solid var(--navy);background:white;font-weight:900}.pagination .on{background:var(--lime)}footer{background:var(--navy);color:white}.foot{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:55px;padding:72px 0}.foot .logo{display:flex;margin-right:0}.foot .logo b,.foot .logo small{color:white}.foot p{color:#adb7c6}.foot h4{color:var(--lime)}.foot a{display:block;margin:9px 0;font-size:13px}.copy{border-top:1px solid #47546b;padding:22px 0;color:#929dad;font-size:11px}
@media(max-width:980px){.navlinks{display:none}.menu{display:block}.mobile.open{display:flex;position:fixed;z-index:49;top:94px;left:0;right:0;background:var(--cream);padding:24px;flex-direction:column;gap:16px;border-bottom:6px solid var(--red)}.hero,.heading,.distribution,.feature,.risk-split{grid-template-columns:1fr}.hero-copy{padding:82px 38px}.hero-art{min-height:650px}.facts .wrap{grid-template-columns:repeat(3,1fr)}.rule-grid{grid-template-columns:repeat(2,1fr)}.timeline{grid-template-columns:repeat(2,1fr)}.myths{grid-template-columns:1fr}.foot{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.wrap{width:min(100% - 28px,1400px)}header,.nav{height:74px}.mobile.open{top:84px}.logo-mark{width:46px;height:46px}.logo b{font-size:18px}.logo small{font-size:7px}.hero-copy{padding:67px 22px}.hero h1{font-size:62px}.hero h2{font-size:29px}.hero p{font-size:15px}.hero-art{min-height:560px}.model-card{left:14px;right:14px;bottom:14px;padding:16px;grid-template-columns:1fr}.alert .wrap{grid-template-columns:1fr;gap:7px}.facts .wrap,.rule-grid,.timeline,.metrics,.archive{grid-template-columns:1fr}.fact{border-bottom:1px solid var(--line)}.section{padding:74px 0}.heading{gap:24px}.heading h2,.pagehead h1{font-size:41px}.distribution-art{min-height:500px}.distribution-caption{left:23px;right:23px}.distribution-caption h3{font-size:27px}.prob{grid-template-columns:75px 1fr}.timeline .time{min-height:250px}.feature-img{min-height:500px}.feature-copy{padding:25px}.feature-copy h3{font-size:28px}.news-item{grid-template-columns:48px 1fr;padding:17px}.news-item h3{font-size:15px}.risk-art{min-height:430px}.risk-copy{padding:65px 26px}.risk-copy h2{font-size:44px}.article{width:min(100% - 28px,900px)}.article h2{font-size:28px}.foot{grid-template-columns:1fr;gap:28px}}