*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:95px}body{margin:0;color:#14243b;background:#f6f8fb;font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;font-size:15px;line-height:1.75}a{color:inherit;text-decoration:none}button,input{font:inherit}a,button,input,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #c28a38;outline-offset:4px}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.45}p{color:#677487}h2{font-size:23px}h3{font-size:17px}.wrap{width:min(1200px,calc(100% - 48px));margin-inline:auto}header{background:#fff;border-bottom:1px solid #e9edf2}.header-inner{height:86px;display:flex;align-items:center;gap:25px}.brand{display:flex;gap:11px;align-items:center;white-space:nowrap;font-weight:800;font-size:20px;line-height:1.35}.brand small{display:block;font-size:8px;font-weight:500;letter-spacing:1.35px;margin-top:5px;color:#8090a2}.logo-icon{display:grid;place-items:center;width:43px;height:43px;color:#dcb77a;background:#10243c;border-radius:10px;font-size:25px;box-shadow:inset 0 0 0 1px #c99e5e66}.header-inner nav{display:flex;gap:25px;margin-left:auto;align-items:center;white-space:nowrap;font-weight:600;font-size:14px}.header-inner nav a{padding:28px 0;position:relative}.header-inner nav a[aria-current]{color:#aa7937}.header-inner nav a[aria-current]:after{content:"";position:absolute;bottom:15px;height:2px;left:0;right:0;background:#b88d4d}.header-search{font-size:14px;color:#69788b;border-left:1px solid #e8edf3;padding-left:20px;white-space:nowrap}.menu-button{display:none}.hero{background:radial-gradient(ellipse at 80% 45%,#1a4354,transparent 50%),linear-gradient(110deg,#0b182d,#152b40);color:white;overflow:hidden}.hero-inner{min-height:430px;display:grid;grid-template-columns:1.1fr 1fr;align-items:center}.hero-copy{position:relative;z-index:1;padding:48px 0}.eyebrow{font-size:11px;font-weight:750;letter-spacing:1.5px;color:#9a743f;display:block;margin-bottom:10px}.gold-text{color:#d6b67d}.hero h1{font-size:44px;letter-spacing:1px;line-height:1.45;margin:14px 0 18px}.hero h1 span{color:#e4c18b}.hero p{color:#aebdca;font-size:16px;line-height:1.9}.hero-actions{display:flex;gap:14px;margin:27px 0}.button{display:inline-flex;align-items:center;justify-content:center;gap:27px;min-height:44px;padding:11px 23px;border-radius:5px;border:0;font-weight:650;font-size:14px;cursor:pointer;transition:transform .15s,filter .15s}.button:hover{filter:brightness(1.08);transform:translateY(-1px)}.gold{background:linear-gradient(100deg,#e6c68f,#caa467);color:#16243a}.navy{background:#172e4a;color:#fff}.outline{border:1px solid #63809175;color:#d1deea;background:#ffffff04}.hero-tags{display:flex;gap:24px;color:#9eafbf;font-size:12px}.hero-tags span:before{content:"✓";color:#d2af74;margin-right:6px}.hero-visual{height:370px;position:relative;perspective:700px}.globe{width:270px;height:270px;position:absolute;top:40px;left:120px;border-radius:50%;border:1px solid #9ac5c448;box-shadow:inset -32px -20px 60px #071c2c, inset 25px 20px 60px #49a8a21c,0 0 80px #7dd2b20a;background:repeating-linear-gradient(0deg,transparent 0 26px,#7bb7af20 27px 28px),repeating-linear-gradient(90deg,transparent 0 26px,#7bb7af20 27px 28px);transform:rotate(-16deg)}.meridian{position:absolute;inset:0 60px;border:1px solid #b0c9b66b;border-radius:50%}.equator{position:absolute;inset:80px 0;border:1px solid #b0c9b640;border-radius:50%}.orbit{position:absolute;left:40px;top:90px;width:440px;height:170px;border:1px solid #bba27655;border-radius:50%;transform:rotate(-28deg)}.orbit-two{transform:rotate(28deg);border-color:#76afb026}.floating{position:absolute;background:#182f43e8;border:1px solid #b1cbd429;backdrop-filter:blur(6px);border-radius:7px;padding:16px 23px;color:#bdac8a;font-size:10px;letter-spacing:1.5px;box-shadow:0 15px 35px #06152444}.floating strong{color:#e3eaf0;font-size:17px;display:block;letter-spacing:1px;margin-top:3px}.note-a{top:22px;right:0}.note-b{bottom:28px;left:52px}.visual-label{position:absolute;right:0;bottom:6px;letter-spacing:2px;font-size:9px;color:#829eaa}.quick-grid{display:grid;grid-template-columns:repeat(5,1fr);background:white;border:1px solid #e5eaf0;border-radius:10px;margin-top:24px;padding:22px 0}.quick-grid>a{display:flex;gap:10px;align-items:center;padding:0 18px;border-right:1px solid #e9edf3}.quick-grid>a:last-child{border:0}.quick-icon{font-size:26px;color:#a57c42}.quick-grid strong{font-size:15px}.quick-grid small{display:block;color:#8a95a5;font-size:11px}.quick-arrow{margin-left:auto;color:#a0aaba}.section-heading{display:flex;justify-content:space-between;align-items:end;margin:36px 0 20px}.section-heading .eyebrow{margin-bottom:5px}.section-heading>a{font-size:13px;color:#64778d}.home-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px}.featured-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:20px;align-self:start}.article-card{display:block;background:white;border:1px solid #e8edf2;border-radius:9px;overflow:hidden;transition:box-shadow .2s,border-color .2s}.article-card:hover{border-color:#c8b28c;box-shadow:0 8px 25px #162a4209}.art{height:160px;position:relative;background:radial-gradient(ellipse at 80% 0,#4a6476,transparent 70%),#172b43;color:#d1b07b;overflow:hidden}.art:after{content:"";position:absolute;inset:10px -20px;border:1px solid #d1b07b33;border-radius:50%;transform:rotate(-30deg)}.art-label{position:absolute;left:22px;top:19px;font-size:9px;letter-spacing:2px;color:#c6d4dd80}.art-symbol{position:absolute;right:28px;bottom:8px;font-size:88px;font-weight:300;line-height:1.2;color:#dfbf8e55;font-family:Georgia,serif}.art-caption{position:absolute;left:22px;bottom:23px;font-size:19px;letter-spacing:4px}.art-line{position:absolute;width:160px;left:70px;top:64px;height:80px;border:1px solid #b4ceda55;transform:skewY(-20deg);border-right:0}.art-platforms{background:linear-gradient(130deg,#2a394b,#385a62)}.art-live{background:linear-gradient(130deg,#18293f,#3b466c)}.art-risk{background:linear-gradient(130deg,#203335,#506a60)}.art-accounts{background:linear-gradient(130deg,#353b46,#78694f)}.card-copy{padding:20px}.card-copy .eyebrow{letter-spacing:.5px;font-size:11px;margin-bottom:8px}.card-copy h3{margin-bottom:12px}.card-copy p{font-size:13px;line-height:1.9}.card-bottom{display:flex;justify-content:space-between;margin-top:20px;font-size:11px;color:#8b96a4;gap:8px}.card-bottom span:last-child{color:#a27c43}.feature .art{height:240px}.feature .art-symbol{font-size:145px}.feature h3{font-size:24px}.feature .card-copy{padding:27px}.feature p{font-size:14px}.stack{display:grid;gap:18px}.stack .article-card{display:grid;grid-template-columns:105px minmax(0,1fr)}.stack .art{height:100%}.stack .art-caption{display:none}.stack .art-label{display:none}.stack .art-symbol{font-size:70px;right:10px;top:60px}.stack .card-copy{padding:16px}.stack h3{font-size:16px}.stack p{font-size:12px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.stack .card-bottom{margin-top:12px}.panel{background:white;border:1px solid #e8edf2;border-radius:9px;padding:24px}.panel h2{font-size:19px;margin-bottom:16px}aside{display:flex;flex-direction:column;gap:20px;min-width:0}.side-list>a{display:flex;gap:12px;font-size:13px;line-height:1.7;padding:12px 0;border-bottom:1px solid #edf0f4}.side-list>a:last-child{border-bottom:0;padding-bottom:0}.side-list>a span{color:#b18a53;font-family:Georgia,serif;font-size:19px;line-height:1.2}.side-dark{background:#172c43;border-radius:9px;padding:25px;color:white}.side-dark .eyebrow{color:#c5a877}.side-dark h2{margin:5px 0 12px;font-size:24px}.side-dark p{font-size:13px;color:#a9b8c7;margin-bottom:20px}.side-dark .button{width:100%;font-size:12px;padding-inline:10px}.panel p{font-size:13px}.source-link{display:block;font-size:12px;color:#687d96;margin-top:14px;overflow-wrap:anywhere}.learning-strip{margin-top:32px;padding:28px 34px;background:#eaeff2;display:flex;justify-content:space-between;align-items:center;border-radius:9px;border:1px solid #e0e6ea;gap:20px}.learning-strip h2{margin-bottom:8px}.learning-strip p{font-size:13px}.cards{display:grid;gap:22px;align-content:start}.three{grid-template-columns:repeat(3,minmax(0,1fr))}.two{grid-template-columns:repeat(2,minmax(0,1fr))}.home-faq{margin:30px 0 45px;display:grid;grid-template-columns:1fr 2fr;gap:40px;padding:32px}details{border-bottom:1px solid #e9edf2;padding:15px 0}summary{cursor:pointer;font-weight:600;font-size:14px}details p{margin-top:12px;font-size:14px!important}.home-faq details:first-child{padding-top:0}.home-faq details:last-child{border:0}.page-hero{background:linear-gradient(110deg,#102038,#1f3b4e);color:white;padding:18px 0 35px}.page-hero h1{font-size:34px;margin:8px 0 12px}.page-hero p{color:#b3c1ce;max-width:670px;font-size:15px}.page-hero .eyebrow{color:#c2a570}.crumb{font-size:12px;display:flex;gap:12px;color:#7f8da0;padding:20px 0}.page-hero .crumb{color:#9caebd}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:26px;margin:32px auto 45px}.article-layout>.content-grid{margin-top:0}.article-body{padding:38px 42px}.article-body h1{font-size:32px;margin:14px 0 18px}.metadata{font-size:12px;color:#8995a4;padding-bottom:22px;border-bottom:1px solid #e8edf2}.core-answer{margin:24px 0;padding:20px 23px;background:#f4f0e9;border-left:3px solid #be985b;border-radius:3px}.core-answer strong{font-size:13px;color:#9b783f}.article-body p{font-size:15px;color:#536176;line-height:2.05;margin-top:12px}.article-body section{margin-top:32px}.article-body section h2{font-size:22px}.toc{display:flex;flex-direction:column;gap:5px;font-size:13px;border-bottom:1px solid #e8edf2;padding-bottom:22px;color:#7d8c9c}.toc a:hover,.references a:hover,.related a:hover{text-decoration:underline;color:#9d773c}.references{background:#f7f9fb;padding:20px;border-radius:6px}.references li{margin-top:12px;font-size:13px;color:#57718a;overflow-wrap:anywhere}.risk-note{font-size:12px;color:#8b7557;background:#faf6ee;padding:17px;margin-top:25px;border-radius:5px}.related{margin-top:30px}.related>a{display:block;padding:10px 0;font-size:14px}.info-page{max-width:900px;margin-bottom:50px}.search-page{padding-bottom:50px;min-height:65vh}.search-page h1{font-size:32px;margin:25px 0}#search-form{display:flex;max-width:650px;gap:10px;margin-bottom:20px}#query{flex:1;min-width:0;padding:13px 20px;background:#fff;border:1px solid #d8e1eb;border-radius:5px}#search-status{margin:20px 0}.error-page{padding-block:90px;min-height:55vh}.error-page p{margin:20px 0 30px}footer{background:#0f1e31;color:#adbbca;padding:45px 0 0}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr 1fr 1.3fr;gap:35px}.footer-grid h3{font-size:14px;color:#e0e7ef;margin-bottom:14px}.footer-grid .brand{color:#edf1f5;font-size:18px}.footer-grid p{font-size:12px;color:#91a2b5;margin-top:18px;line-height:1.95}.footer-grid>div>a:not(.brand){display:block;font-size:12px;margin-bottom:8px}.copyright{border-top:1px solid #ffffff0e;margin-top:30px;padding-block:20px;font-size:11px;color:#70849a;display:flex;justify-content:space-between}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}[hidden]{display:none!important}
@media(min-width:1100px){.home-grid>aside .panel:last-child{display:none}}@media(max-width:1100px){.header-inner nav{gap:16px;font-size:13px}.brand{font-size:17px}.header-search span{display:none}.header-inner{gap:15px}.hero h1{font-size:37px}.hero-visual{transform:scale(.85);transform-origin:right center}.quick-grid>a{padding-inline:12px}.quick-arrow{display:none}.home-grid{grid-template-columns:1fr}.home-grid>aside{display:grid;grid-template-columns:1fr 1fr 1fr}.featured-grid{grid-template-columns:1fr 1fr}.quick-grid strong{font-size:14px}.content-grid{grid-template-columns:minmax(0,1fr) 250px}.article-body{padding:28px}.footer-grid{gap:25px}}
@media(max-width:760px){.wrap{width:calc(100% - 32px)}.header-inner{height:72px;position:relative}.brand{font-size:17px}.brand small{font-size:7px}.logo-icon{width:37px;height:37px;font-size:22px}.menu-button{display:block;margin-left:auto;border:1px solid #dce4ed;background:white;border-radius:5px;min-height:40px;padding:6px 10px;font-size:13px}.header-inner nav{display:none;position:absolute;top:71px;left:-16px;right:-16px;background:white;z-index:5;padding:12px 24px;box-shadow:0 10px 20px #14243b15;flex-wrap:wrap;gap:0}.header-inner nav.open{display:flex}.header-inner nav a{width:50%;padding:13px}.header-inner nav a[aria-current]:after{display:none}.header-search{border:0;padding:0;font-size:26px;line-height:40px;min-width:32px;text-align:center}.hero-inner{grid-template-columns:1fr;min-height:0}.hero-copy{padding:36px 0}.hero h1{font-size:32px;margin:14px 0}.hero p{font-size:13px}.hero-visual{display:none}.hero .eyebrow{font-size:9px;letter-spacing:1.2px}.hero-tags{gap:14px;font-size:10px;flex-wrap:wrap}.hero-actions{gap:10px}.hero-actions .button{font-size:13px;padding:11px 17px;gap:12px}.quick-grid{grid-template-columns:repeat(2,1fr);gap:20px 0;padding:22px 0;margin-top:16px}.quick-grid>a:nth-child(2n){border:0}.quick-grid>a:last-child{grid-column:1/-1;border-top:1px solid #edf0f3;padding-top:18px}.quick-grid strong{font-size:14px}.quick-grid small{font-size:11px}.quick-grid>a{padding-inline:16px;gap:13px}.section-heading{margin-top:27px}.section-heading h2{font-size:21px}.section-heading>a{font-size:11px}.featured-grid{grid-template-columns:1fr}.feature .art{height:190px}.feature .card-copy{padding:23px}.feature h3{font-size:22px}.stack .article-card{grid-template-columns:100px 1fr}.home-grid>aside{grid-template-columns:1fr}.home-grid>aside .side-list,.home-grid>aside .panel:last-child{display:none}.side-dark{padding:25px}.learning-strip{padding:25px;display:block}.learning-strip h2{font-size:21px}.learning-strip .button{margin-top:20px}.three,.two{grid-template-columns:1fr}.cards .article-card{display:grid;grid-template-columns:100px minmax(0,1fr)}.cards .art{height:100%;min-height:180px}.cards .art-label,.cards .art-caption{display:none}.cards .art-symbol{font-size:68px;right:12px;top:55px}.cards .card-copy{padding:17px}.cards h3{font-size:17px}.cards p{font-size:12px}.home-faq{grid-template-columns:1fr;gap:20px;padding:24px}.content-grid{grid-template-columns:1fr;margin-top:22px}.content-grid aside{display:none}.page-hero{padding-bottom:28px}.page-hero h1{font-size:29px}.page-hero p{font-size:13px}.article-body{padding:23px 21px}.article-body h1{font-size:26px}.article-body p{font-size:15px}.article-body section h2{font-size:20px}.metadata{font-size:11px}.core-answer{padding:16px}.references{padding:16px}.references ul{padding-left:18px}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-grid>div:first-child,.footer-risk{grid-column:1/-1}.footer-risk p{margin-top:0}.copyright{gap:14px;flex-wrap:wrap}.search-page h1{font-size:27px}#search-form .button{padding-inline:18px}.error-page h1{font-size:27px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}