/* Navigation uses a regular-glass approximation; long-form content stays on quiet reading surfaces. */
:root{
  --ink:#202a33;--muted:#62707c;--line:rgba(110,132,150,.16);--link:#1763ad;
  --paper:#f2f5f8;--subtle:#f5f8fb;
  --surface:rgba(255,255,255,.92);--surface-border:rgba(255,255,255,.92);
  --material:linear-gradient(135deg,rgba(255,255,255,.45),rgba(255,255,255,.12) 46%,rgba(243,249,255,.28));
  --material-blur:blur(8px) saturate(155%);
  --material-shadow:0 8px 28px rgba(43,64,88,.085),0 1px 3px rgba(42,63,83,.055);
  --spring:cubic-bezier(.22,1.18,.36,1);
}
html{scroll-padding-top:155px}
body{background:var(--paper);isolation:isolate;letter-spacing:.05px}
.scene-background{position:fixed;inset:0;z-index:-1;pointer-events:none;background:
  radial-gradient(ellipse at 5% 10%,rgba(188,214,243,.40),transparent 43%),
  radial-gradient(ellipse at 95% 33%,rgba(196,222,218,.29),transparent 43%),
  radial-gradient(ellipse at 45% 100%,rgba(217,210,239,.28),transparent 55%),#f3f6f9}
.page-width,.site-footer{max-width:1180px;width:calc(100% - 80px)}
a{transition:color .16s ease}
.site-header{position:sticky;top:14px;z-index:30;width:calc(100% - 48px);max-width:1240px;margin:18px auto 0;padding:8px 13px 11px;border:1px solid rgba(255,255,255,.74);border-radius:32px;background:transparent;box-shadow:0 9px 28px rgba(40,65,87,.10),0 1px 3px rgba(28,59,84,.10);isolation:isolate;--material:linear-gradient(125deg,rgba(255,255,255,.18),rgba(255,255,255,.07) 48%,rgba(235,247,255,.22));--material-blur:blur(4.5px) saturate(165%);--lens-strength:28;--lens-rim:14}
[data-glass]{position:relative;isolation:isolate;background:transparent;--light-x:30%;--light-y:0%;transition:box-shadow .28s ease,transform .38s var(--spring)}
.site-header[data-glass]{position:sticky}
.skip-link{z-index:60;border-radius:14px;background:#fff;box-shadow:0 4px 18px rgba(30,60,85,.15)}
.search-box:has(input:focus-visible){outline:2px solid #447eae;outline-offset:3px}
[data-glass]::before{content:"";position:absolute;inset:0;z-index:-1;border-radius:inherit;pointer-events:none;background:radial-gradient(ellipse at var(--light-x) var(--light-y),rgba(255,255,255,.35),transparent 67%),var(--material);-webkit-backdrop-filter:var(--material-blur);backdrop-filter:var(--material-blur);box-shadow:inset 0 1px 0 rgba(255,255,255,.56),inset 0 -1px 1px rgba(70,99,120,.035)}
[data-glass]::after{content:"";position:absolute;inset:0;z-index:3;pointer-events:none;border-radius:inherit;padding:1.2px;background:radial-gradient(ellipse at var(--light-x) var(--light-y),rgba(255,255,255,1),rgba(255,255,255,0) 72%),linear-gradient(125deg,rgba(255,255,255,.95),rgba(255,255,255,.08) 38%,rgba(133,163,187,.12) 63%,rgba(255,255,255,.87));-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask-composite:exclude}
.site-header::before{background:var(--material);box-shadow:inset 0 2px 2px rgba(255,255,255,.68),inset 0 -1px 2px rgba(59,98,124,.15),inset 1px 0 2px rgba(255,255,255,.5)}
.site-header::after{padding:1.8px;background:radial-gradient(ellipse at var(--light-x) var(--light-y),#fff,rgba(255,255,255,0) 66%),linear-gradient(125deg,rgba(255,255,255,.98),rgba(255,255,255,.12) 34%,rgba(85,131,162,.26) 57%,rgba(255,255,255,.92) 80%,rgba(255,255,255,.25))}
.glass-definitions{position:absolute;width:0;height:0;overflow:hidden;pointer-events:none}
.glass-refraction{position:absolute;inset:0;z-index:0;pointer-events:none;border-radius:inherit;padding:8px;opacity:0;visibility:hidden;-webkit-backdrop-filter:var(--lens-filter,none);backdrop-filter:var(--lens-filter,none);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask-composite:exclude}
.has-refraction>.glass-refraction{opacity:.65;visibility:visible}
.site-header.has-refraction>.glass-refraction{padding:12px;opacity:.86}
[data-glass].is-pressed{transform:scale(.996)}
.site-header.is-scrolled{box-shadow:0 12px 34px rgba(44,64,87,.135),0 2px 5px rgba(43,60,79,.07)}
.site-header.is-scrolled::before{background:linear-gradient(125deg,rgba(255,255,255,.38),rgba(250,253,255,.20) 50%,rgba(240,248,255,.34));-webkit-backdrop-filter:blur(7px) saturate(160%);backdrop-filter:blur(7px) saturate(160%)}
.header-inner{position:relative;z-index:2;width:100%;max-width:none;min-height:45px;padding-inline:13px;gap:20px}
.brand{font-size:18px;font-weight:650;letter-spacing:-.4px;color:#1b3243}
.utility-nav{gap:5px;font-size:12px}
.utility-nav a{padding:7px 13px;border-radius:18px;color:#576c7d}
.utility-nav a:hover,.utility-nav a[aria-current]{background:rgba(255,255,255,.43);color:#243d51;text-decoration:none}
.category-toggle{display:inline-flex;align-items:center;justify-content:center;gap:5px;padding:7px 13px;border:0;border-radius:18px;background:rgba(255,255,255,.28);color:#344e63;font:inherit;line-height:1.8;white-space:nowrap}
.category-toggle:hover{background:rgba(255,255,255,.48);color:#243d51}
.category-toggle svg{width:12px;height:12px;transition:transform .2s ease}
.category-toggle[aria-expanded="true"] svg{transform:rotate(180deg)}
.site-header.is-categories-collapsed{padding-bottom:8px}
.category-nav{position:relative;z-index:2;width:100%;max-width:none;border:0;padding:4px;gap:3px;grid-template-columns:repeat(8,minmax(0,1fr));align-items:stretch}
.category-nav a{position:relative;z-index:1;gap:6px;padding:10px 5px;min-height:43px;line-height:1.45;border-radius:23px;white-space:nowrap;font-size:13px;font-weight:600;color:#263b4b;text-decoration:none}
.category-nav a .category-name{font-size:inherit;color:inherit}
.category-nav a .category-count{display:inline-flex;align-items:center;justify-content:center;min-width:17px;font-size:10px;color:#5c7384;font-variant-numeric:tabular-nums}
.category-nav a[aria-current]{color:#244d70;font-weight:650;background:rgba(255,255,255,.58);box-shadow:inset 0 1px 1px rgba(255,255,255,.9),0 2px 6px rgba(65,92,116,.05)}
.category-nav.is-selection-ready a[aria-current]{background:transparent;box-shadow:none}
.category-nav a:focus-visible{outline-offset:-3px;outline-color:#5088b9}
.nav-selection{position:absolute;left:0;top:0;z-index:0;width:var(--selection-w,0px);height:var(--selection-h,0px);transform:translate3d(var(--selection-x,0px),var(--selection-y,0px),0);border-radius:24px;pointer-events:none;opacity:0;background:linear-gradient(145deg,rgba(255,255,255,.83),rgba(255,255,255,.35));border:1px solid rgba(255,255,255,.66);box-shadow:0 2px 9px rgba(51,77,103,.075),inset 0 1px 1px rgba(255,255,255,.97),inset 0 -1px 1px rgba(255,255,255,.3);transition:transform .44s var(--spring),width .44s var(--spring),height .44s var(--spring),opacity .16s ease}
.category-nav.has-selection .nav-selection{opacity:1}
.directory-intro{padding-block:29px 21px}
.directory-intro h1{font-size:30px;letter-spacing:-.7px;font-weight:650;margin-bottom:9px}
.directory-intro>p{color:#536b7c;font-size:14px}
.directory-intro .directory-status{font-size:12px;color:#617585;margin-top:7px}
.search-form{max-width:none;gap:12px;margin-bottom:24px;align-items:stretch}
.search-box{position:relative;z-index:3;border:1px solid rgba(255,255,255,.7);border-radius:25px;min-height:48px;padding-inline:17px;box-shadow:0 3px 12px rgba(60,84,106,.035)}
.search-box>svg,.search-box>input,.search-box>kbd,.search-box>button{position:relative;z-index:2}
.search-box input{height:46px;font-size:14px;color:#263d4e;letter-spacing:.1px}
.search-box input::placeholder{color:#61798a}
.search-box>svg{color:#6c8496;width:18px;height:18px}
.search-box:focus-within{outline:0;border-color:rgba(125,174,214,.58);box-shadow:0 0 0 3px rgba(118,174,218,.12),0 5px 18px rgba(69,103,132,.06)}
kbd{border-radius:7px;background:rgba(255,255,255,.32);border-color:rgba(158,184,205,.21);color:#8a9ca9;padding:1px 7px}
.search-clear{background:rgba(227,237,245,.7);width:24px;height:24px;border-radius:50%;font-size:19px;color:#658095}
.method-filter{position:relative;z-index:3;min-width:200px;border:1px solid rgba(255,255,255,.7);border-radius:25px;box-shadow:0 3px 12px rgba(60,84,106,.035)}
.method-filter select{position:relative;z-index:2;background:transparent;border:0;border-radius:inherit;font-size:13px;color:#3d5b72;padding:10px 17px;cursor:pointer;min-height:46px}
.method-filter select option{background:#f7f9fc;color:#233b4d}
.directory-toolbar{padding:0 5px 13px;border:0;align-items:center}
.directory-toolbar h2{font-size:17px;letter-spacing:-.2px;color:#3f596c}
#result-count{color:#6c8192;font-size:12px}
.platform-list{display:grid;gap:17px;align-items:stretch}
.directory-result{display:flex;gap:13px;align-items:baseline;flex-wrap:wrap}
.view-switch{display:inline-flex;flex-shrink:0;gap:3px;padding:4px;border:1px solid rgba(255,255,255,.8);border-radius:22px;box-shadow:0 3px 12px rgba(45,77,103,.06)}
.view-switch button{position:relative;z-index:2;display:flex;align-items:center;justify-content:center;gap:6px;padding:6px 13px;min-height:34px;border:1px solid transparent;border-radius:18px;background:transparent;color:#526b7d;font-size:12px;line-height:1.5}
.view-switch button svg{width:16px;height:16px}
.view-switch button[aria-pressed="true"]{background:rgba(255,255,255,.78);border-color:rgba(255,255,255,.9);color:#244e6c;box-shadow:0 2px 6px rgba(45,77,103,.10),inset 0 1px 0 #fff;font-weight:600}
.view-switch button:hover{color:#1b4f75}
.entry-overview{display:none}
.platform-list[data-view="grid"]{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.platform-list[data-view="grid"] .platform-entry{display:flex;flex-direction:column;min-width:0;padding:25px 25px 22px}
.platform-list[data-view="grid"] .entry-heading{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:1px 12px}
.platform-list[data-view="grid"] .entry-heading h3{grid-column:1;grid-row:1;font-size:21px;letter-spacing:-.3px}
.platform-list[data-view="grid"] .entry-heading>span{grid-column:1;grid-row:2;font-size:11px}
.platform-list[data-view="grid"] .entry-category{grid-column:2;grid-row:1 / span 2;align-self:start;margin-top:3px;font-size:10px}
.platform-list[data-view="grid"] .entry-overview{display:block;flex:1}
.platform-list[data-view="grid"] .entry-description,.platform-list[data-view="grid"] .entry-facts{display:none}
.entry-tagline{color:#435e71;font-size:14px;line-height:1.85;margin:14px 0 15px}
.entry-capabilities{display:flex;flex-wrap:wrap;align-content:start;gap:6px 7px;min-height:62px;margin-bottom:17px}
.entry-capabilities>span,.entry-capabilities>a{display:inline-block;border-radius:9px;padding:3px 8px;background:#f0f5f9;color:#526b7d;font-size:11px;line-height:1.65;overflow-wrap:anywhere}
.entry-capabilities>a{background:transparent;color:#2468a1}
.entry-summary{margin:0;border-top:1px solid rgba(153,176,193,.16);padding-top:12px;font-size:12px;line-height:1.85}
.entry-summary>div{display:grid;grid-template-columns:58px minmax(0,1fr);gap:10px;padding-block:4px}
.entry-summary dt{color:#657b8b}
.entry-summary dd{margin:0;color:#324e62;overflow-wrap:anywhere}
.platform-list[data-view="grid"] .entry-links{margin-top:20px;gap:7px;align-items:center}
.platform-list[data-view="grid"] .entry-links>a{font-size:11px;padding:6px 10px}
.platform-list[data-view="grid"] .entry-links .detail-link{margin-left:auto}
.platform-list[data-view="grid"] .entry-links>span{flex-basis:100%;margin:4px 0 0;font-size:10px}
.platform-entry{padding:24px 27px;border:1px solid var(--surface-border);border-radius:28px;background:var(--surface);box-shadow:0 4px 16px rgba(53,76,98,.032),0 1px 2px rgba(53,76,98,.025);overflow:visible}
.entry-heading{gap:12px;align-items:center}
.entry-heading h3{font-size:22px;font-weight:650;letter-spacing:-.55px}
.entry-heading h3 a{color:#243c4b}
.entry-heading h3 a:hover{color:#1763ad;text-decoration:none}
.entry-heading>span{font-size:12px;color:#64798a}
.entry-category{font-size:11px;color:#627c90;background:#f0f5f9;border-radius:16px;padding:4px 11px}
.entry-description{color:#4f6575;font-size:14px;line-height:1.95;margin-block:11px 15px}
.entry-facts{font-size:13px;line-height:1.95}
.entry-facts>div{grid-template-columns:70px minmax(0,1fr);gap:14px;padding-block:4px}
.entry-facts dt{color:#617787}
.entry-facts dd{color:#394e5e}
.entry-links{gap:8px 9px;margin-top:18px;align-items:center}
.entry-links>a{padding:6px 12px;border:1px solid rgba(179,201,220,.25);border-radius:18px;background:rgba(239,246,252,.65);color:#56748e;font-size:12px;gap:5px;min-height:34px}
.entry-links>a:hover{background:#eaf2fa;text-decoration:none;color:#2f5f88}
.entry-links .detail-link{color:#1f66a3;background:#eaf3fc;border-color:#dfeefa;font-weight:550}
.entry-links>span{color:#607889;font-size:11px;margin-left:auto}
.empty-category,.empty-state{border:1px solid var(--surface-border);border-radius:28px;background:var(--surface);padding:32px 28px;box-shadow:0 4px 16px rgba(53,76,98,.032)}
.empty-category h2,.empty-state h3{color:#3a5366;font-size:19px}
.empty-category p,.empty-state p{color:#6b8090}
.empty-category{min-height:230px;margin-bottom:20px}
.directory-page{padding-bottom:38px;min-height:64vh}
.site-footer{border-top:1px solid rgba(153,176,193,.19);color:#617585;padding-block:22px 30px;gap:20px}
.site-footer nav a{color:#658097}
.breadcrumb{color:#647d8f;font-size:11px;padding-block:22px}
.breadcrumb a{color:#688397}
.platform-hero{border:1px solid var(--surface-border);border-radius:28px;background:var(--surface);padding:25px 27px;box-shadow:0 4px 16px rgba(53,76,98,.032);margin-bottom:20px}
.platform-heading{gap:16px}
.platform-icon{border-radius:12px;background:#edf4f9;color:#55788e;border-color:rgba(186,207,222,.25)}
.platform-icon.large{width:54px;height:54px;border-radius:17px;font-size:26px}
.platform-icon.large.theme-okx{font-size:18px}
.platform-heading h1{font-size:30px;letter-spacing:-.6px}
.platform-heading .eyebrow{color:#758998}
.platform-intro{color:#526b7c;font-size:14px;line-height:1.95;margin-top:18px}
.tags{gap:6px 9px;margin-top:16px;color:#5a7486;font-size:11px}
.tags span{background:#f0f5f8;padding:3px 9px;border-radius:12px}
.detail-layout{grid-template-columns:minmax(0,1fr) 260px;gap:22px}
.section-nav{z-index:4;margin:0 0 17px;padding:8px 11px;border:1px solid rgba(255,255,255,.65);border-radius:24px;gap:5px;justify-content:space-between;box-shadow:0 3px 12px rgba(60,84,106,.035)}
.section-nav>a{position:relative;z-index:2;padding:6px 9px;border-radius:17px;color:#55758e;font-size:12px}
.section-nav>a:hover{background:rgba(255,255,255,.48);text-decoration:none}
.detail-section{border:1px solid var(--surface-border);border-radius:26px;background:var(--surface);padding:25px 27px;margin-bottom:17px;box-shadow:0 4px 16px rgba(53,76,98,.025);scroll-margin-top:145px}
.detail-section h2{color:#314b5e;font-size:21px;letter-spacing:-.35px;margin-bottom:20px}
.capability{border-color:rgba(165,187,203,.18);padding-block:20px}
.capability h3{color:#354f61;font-size:16px}
.capability>p{color:#526a7a;font-size:14px;line-height:1.95}
.capability-condition{color:#697e8e;margin-top:10px}
.capability-condition>span{color:#55778f}
.source-inline{color:#58758a;font-size:11px}
.fact-table{border-color:var(--line)}
.fact-table>div{border-color:var(--line);padding-block:12px}
.fact-table dt{color:#738895}
.fact-table dd{color:#435e70}
.content-list,.steps p{color:#536d7e}
.step-number{color:#617c8f;background:#f0f5f9;border-radius:10px;width:30px;min-width:30px;text-align:center;line-height:30px}
.steps h3{color:#3e5d72}
.cost-note{border-color:var(--line)}
.cost-note h3{color:#445f73}
.cost-note .eyebrow{color:#647d8f}
.subheading{color:#4c6a7e}
.review-note{border-color:#c1d5e5;color:#5e788b}
.source-list li{border-color:var(--line)}
.source-number{color:#617c8f}
.source-status,.verification{color:#607889}
.detail-sidebar{margin-top:0;top:150px}
.start-card{padding:23px 21px;background:var(--surface);border:1px solid var(--surface-border);border-radius:26px;box-shadow:0 4px 16px rgba(53,76,98,.032)}
.start-card h2{color:#3a586c;font-size:19px}
.start-card>p{color:#6c8394}
.button{border-radius:20px;border-color:#dfeaf2;color:#567a97;background:#f0f5fa;min-height:39px;padding:9px 14px}
.button.primary{background:linear-gradient(145deg,#e6f1fc,#dcebf9);border-color:#cee3f4;color:#29699d;font-weight:550}
.button:hover{text-decoration:none;background:#e5eff8}
.extra-links-group summary{color:#63819a}
.extra-links a{color:#5b7d98}
.sidebar-facts,.sidebar-guide{border-color:var(--line)}
.sidebar-facts strong{color:#5d778a}
.sidebar-facts span{color:#657c8d}
.sidebar-note{color:#647d8f;padding:15px 8px}
.related{padding-block:17px 36px}
.related h2{color:#536f82;font-size:18px}
.related-grid{gap:12px}
.related-grid>a{border:1px solid rgba(255,255,255,.85);background:rgba(255,255,255,.72);padding:13px 18px;border-radius:21px;flex:1;min-width:190px;color:#4e7088}
.related-grid>a:hover{text-decoration:none;background:rgba(255,255,255,.94)}
.related-grid small{color:#647c8d}
.reading-page{max-width:950px}
.reading-heading{padding:10px 3px 24px;border:0}
.reading-heading h1{font-size:30px;letter-spacing:-.6px;color:#344d60}
.reading-heading>p{color:#6f8595}
.reading-content{padding:1px 28px 29px;background:var(--surface);border:1px solid var(--surface-border);border-radius:28px;margin-bottom:26px;max-width:none;box-shadow:0 4px 16px rgba(53,76,98,.03)}
.reading-content h2{color:#405f73}
.reading-content p{color:#5d7586}
.guide-definitions{border-color:var(--line)}
.guide-definitions>div{border-color:var(--line)}
.guide-definitions dd{color:#698394}
.reading-cta{border-color:var(--line)}
.not-found{padding-block:60px;color:#405e73}
.notice{color:#607889}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){[data-glass]::before{background:rgba(250,253,255,.97)}.glass-refraction{display:none}}
@media(hover:hover) and (pointer:fine){.entry-links>a{transition:background .16s,color .16s,transform .3s var(--spring)}.entry-links>a:active{transform:scale(.97)}}
@media(max-width:1100px){html{scroll-padding-top:195px}.site-header{padding:8px 10px 10px}.category-nav{grid-template-columns:repeat(4,minmax(0,1fr))}.header-inner{min-height:43px}.category-nav a{padding:8px 5px;min-height:40px}.detail-sidebar{top:192px}.detail-section{scroll-margin-top:185px}.entry-links>span{margin-left:0;flex-basis:100%}}
@media(max-width:760px){.page-width,.site-footer{width:calc(100% - 36px)}.site-header{width:calc(100% - 24px);top:10px;margin-top:12px;border-radius:28px;padding:6px 8px 8px}.header-inner{padding-inline:9px;min-height:42px;gap:14px}.brand{font-size:17px}.utility-nav{font-size:11px;gap:1px}.utility-nav a{padding:6px 10px}.category-nav{padding:3px;gap:2px}.category-nav a{font-size:12px;min-height:40px;padding:7px 4px}.category-nav a .category-count{font-size:10px}.directory-intro{padding-block:25px 20px}.directory-intro h1{font-size:27px}.search-form{gap:10px;margin-bottom:21px}.search-box{padding-inline:14px}.method-filter{min-width:186px}.platform-entry{padding:22px 23px;border-radius:25px}.entry-heading h3{font-size:21px}.entry-category{margin-left:0}.entry-links{gap:8px}.detail-layout{display:flex;gap:0}.detail-sidebar{position:static;margin-top:0;margin-bottom:17px}.detail-main{margin-top:0}.start-card{padding:22px}.start-card>.button{display:inline-flex;width:auto;margin-right:7px}.section-nav{justify-content:space-between;gap:1px;padding:7px}.section-nav>a{font-size:11px;padding:6px 8px}.detail-section{padding:24px;border-radius:25px}.platform-hero{padding:23px;border-radius:25px}.platform-heading h1{font-size:28px}.reading-content{padding-inline:24px;border-radius:25px}.related-grid>a{min-width:160px;padding:12px 15px}.site-footer{gap:13px}}
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@media(max-width:760px){.category-toggle{padding:6px 10px}}
@media(max-width:480px){.utility-nav{align-items:center;font-size:10px;gap:0}.utility-nav a,.category-toggle{padding:6px}.category-toggle{gap:3px}.category-toggle svg{width:11px;height:11px}.site-header.is-categories-collapsed{padding-bottom:6px}}
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