:root{--bg:#f6f7f8;--ink:#181b1f;--muted:#606a76;--line:#dfe2e6;--accent:#6243a0;--soft:#eceef1;--sans:Arial,Helvetica,sans-serif;--display:Georgia,'Times New Roman',serif}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--bg);font:16px/1.55 var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}button,input{font:inherit}button{cursor:pointer}img{max-width:100%}[hidden]{display:none!important}:focus-visible{outline:3px solid #9672ca;outline-offset:5px}.container{width:min(1160px,calc(100% - 64px));margin:auto}.skip-link{position:absolute;top:-80px;background:white;padding:12px;z-index:100}.skip-link:focus{top:0}.reading-progress{position:fixed;top:0;height:3px;background:var(--accent);z-index:100}.site-header{border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;min-height:94px;gap:46px}.brand{font-size:47px;font-weight:900;letter-spacing:-4px;line-height:1}.brand-dot{color:var(--accent)}.desktop-nav{display:flex;gap:28px;margin-left:35px;font-size:14px;font-weight:600}.header-note{margin-left:auto;color:var(--muted);font-size:12px}.menu-button{display:none;background:transparent;border:0;padding:8px;margin-left:auto}.menu-button span{display:block;width:24px;height:2px;background:var(--ink);margin:6px}.mobile-nav{padding:20px 32px;display:flex;gap:20px}.primary-link{background:var(--ink);color:white;padding:11px 21px;border-radius:5px;font-size:13px;white-space:nowrap}.primary-link:hover{background:var(--accent);color:white}.materials-section,.catalog-section,.route-section,.about-section,.related-section{padding:50px 0 70px}.section-header{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:24px}.section-header 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p{font-size:12px;color:var(--muted);line-height:1.8;max-width:360px}.footer-links{display:flex;flex-direction:column;gap:8px;font-size:12px}.footer-links>span,.footer-legal>span{font-size:12px;font-weight:600}.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid var(--line);margin-top:28px;padding-top:20px;font-size:10px;color:var(--muted)}.page-heading{padding:44px 0 35px}.page-heading h1{font-size:38px;letter-spacing:-1px;line-height:1.2;margin:10px 0 14px}.page-heading p{max-width:720px;font-size:15px;color:var(--muted);margin:0}.catalog-section,.route-section{padding-top:15px}.catalog-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:25px}.filter-group{display:flex;gap:8px;flex-wrap:wrap}.filter{font-size:12px;border:0;background:var(--soft);padding:9px 16px;border-radius:5px}.filter.active{background:var(--ink);color:white}.catalog-count{font-size:11px;color:var(--muted)}.route-note{padding:22px 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span{font-size:13px;color:var(--muted)}.author-facts p{font-size:13px;line-height:2;margin:25px 0 0}.about-copy{font-size:16px;line-height:1.85}.about-copy p{margin:0 0 22px}.about-copy .about-lead{font-size:21px;line-height:1.65}.about-copy h2{font-size:25px;margin:36px 0 15px}.about-copy a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.article-heading{padding:24px 0 30px}.breadcrumbs{display:flex;gap:10px;font-size:11px;color:var(--muted)}.article-heading-inner{max-width:820px;margin:30px 0 0 250px}.article-heading h1{font-size:38px;line-height:1.18;letter-spacing:-1.2px;margin:14px 0 18px}.article-heading-inner>p{font-size:16px;line-height:1.7;color:#77727e;margin:0}.article-meta{display:flex;flex-wrap:wrap;gap:20px;font-size:11px;color:var(--muted);margin-top:22px}.article-meta>a{color:var(--accent);font-weight:600}.article-layout{display:grid;grid-template-columns:200px minmax(0,750px);gap:50px;align-items:start;padding-top:20px;padding-bottom:70px}.article-sidebar{position:sticky;top:25px}.toc{display:flex;flex-direction:column;gap:13px;border-left:2px solid var(--line);padding:0 0 0 17px}.toc strong{font-size:12px;margin-bottom:6px}.toc a{font-size:12px;line-height:1.55;color:var(--muted)}.toc a:hover{color:var(--accent)}.article-body{font-size:16px;line-height:1.85}.article-body>*:first-child{margin-top:0}.article-body p{margin:0 0 22px}.article-body .lead{font-size:19px;line-height:1.7}.article-body h2{font-size:27px;letter-spacing:-.6px;line-height:1.3;margin:43px 0 18px;scroll-margin-top:24px}.article-body h3{font-size:21px;line-height:1.4;margin:28px 0 12px}.article-body a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.article-body li{margin:8px 0}.article-body ol,.article-body ul{padding-left:23px}.article-body .formula{background:var(--soft);padding:21px 24px;font:14px/1.7 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p{font-size:13px;line-height:1.7;margin-bottom:10px}.article-author a{font-size:12px}.related-section{border-top:1px solid var(--line)}
@media(max-width:1000px){.header-note{display:none}.desktop-nav{margin-left:auto}.front-layout{gap:28px}.front-sidebar{padding-left:23px}.comparison-art{padding:24px 20px 17px}.instrument{padding:20px 14px}.instrument strong{font-size:28px}.article-heading-inner{margin-left:0;max-width:800px}.article-layout{grid-template-columns:180px minmax(0,1fr);gap:30px}}
@media(max-width:760px){.container{width:calc(100% - 36px)}.header-inner{min-height:74px}.brand{font-size:39px}.desktop-nav{display:none}.menu-button{display:block}.mobile-nav{flex-direction:column;font-size:14px}.front-page{padding-top:26px}.front-heading h1{font-size:21px;line-height:1.3}.front-heading p{font-size:13px}.front-layout{display:block}.comparison-art{padding:24px 20px 16px;gap:10px}.instrument{min-height:150px}.instrument strong{font-size:28px}.instrument small{font-size:10px}.cover-copy h2{font-size:29px}.front-sidebar{border-left:0;padding:0;margin-top:35px}.front-sidebar>a{padding:20px 0}.front-sidebar h3{font-size:21px}.start-banner{margin-top:26px;padding:23px;flex-direction:column;align-items:start;gap:16px}.materials-section,.related-section{padding:36px 0 50px}.section-header{align-items:start}.section-header h2{font-size:23px}.section-link{font-size:12px;white-space:nowrap;padding-top:5px}.article-row{grid-template-columns:1fr;gap:7px}.row-copy h3{font-size:20px}.row-time{text-align:left}.footer-grid{grid-template-columns:1fr;gap:24px}.footer-bottom{flex-direction:column;gap:7px}.page-heading h1{font-size:33px}.catalog-toolbar{align-items:start;flex-direction:column}.route-item{grid-template-columns:1fr;gap:10px}.author-page{padding:35px 0 50px}.author-heading h1{font-size:42px}.author-columns{grid-template-columns:1fr;gap:28px;margin-top:30px}.author-facts{padding:20px 25px}.author-facts p{margin-top:15px}.about-copy .about-lead{font-size:19px}.article-heading-inner{margin-top:25px}.article-heading h1{font-size:30px;letter-spacing:-.8px}.article-heading-inner>p{font-size:15px}.article-layout{display:flex;flex-direction:column;padding-top:0;gap:30px}.article-sidebar{position:static;width:100%;background:var(--soft);padding:20px;border-radius:7px}.toc{gap:9px;border:0;padding:0}.article-body{min-width:0;width:100%;font-size:16px}.article-body .lead{font-size:18px}.article-body h2{font-size:25px}.article-meta{gap:12px}.breadcrumbs{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
/* Reference-led FOOLL design. */
html{scroll-behavior:smooth;scroll-padding-top:100px}body{font-family:'Segoe UI',Arial,sans-serif}.container{width:min(1200px,calc(100% - 64px))}.site-header{position:sticky;top:0;z-index:50;background:rgba(246,247,248,.94);backdrop-filter:blur(16px);border-bottom:1px solid transparent;transition:box-shadow .25s,border-color .25s}.site-header.scrolled{box-shadow:0 4px 25px #20252c0b;border-color:var(--line)}.header-inner{min-height:88px;gap:30px}.brand{display:inline-flex;gap:11px;align-items:center;font-size:25px;font-weight:800;letter-spacing:-1px}.brand-emblem{width:34px;height:37px;border-radius:8px;background:var(--ink);color:white;display:grid;place-items:center;font-size:25px;font-family:Georgia,serif;position:relative;overflow:hidden}.brand-emblem:after{content:'';position:absolute;right:0;top:0;width:9px;height:9px;background:#7956b3;border-bottom-left-radius:8px}.desktop-nav{margin-left:auto;gap:27px;font-size:14px;font-weight:500}.header-cta{font-size:13px;font-weight:600;border-radius:10px;color:#fff;background:#7956b3;padding:13px 19px;box-shadow:0 8px 20px #7956b325}.header-cta:hover{background:#6243a0;color:#fff}.markets-menu{position:relative}.markets-menu summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:8px}.markets-menu summary::-webkit-details-marker{display:none}.markets-menu summary:after{content:'';width:6px;height:6px;border-right:1px solid;border-bottom:1px solid;transform:rotate(45deg);margin-top:-4px;transition:transform .2s}.markets-menu[open] summary:after{transform:rotate(225deg);margin-top:4px}.markets-dropdown{position:absolute;left:-20px;top:35px;width:310px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 20px 45px #1b243020;animation:menu-in .2s ease}.markets-dropdown a{display:block;padding:13px;border-radius:8px}.markets-dropdown a:hover{background:#f1ebf8}.markets-dropdown strong{display:block;font-size:14px}.markets-dropdown span{display:block;font-size:12px;color:var(--muted);margin-top:4px}.hero-v5{padding:58px 0 85px;background:radial-gradient(ellipse at 90% 10%,#ede5fa40,transparent 55%)}.hero-layout{display:grid;grid-template-columns:1.12fr 1fr;align-items:center;gap:64px}.hero-eyebrow{font:10px/1.6 Consolas,monospace;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);display:block}.hero-eyebrow:before{content:'';display:inline-block;width:6px;height:6px;border-radius:50%;background:#7956b3;margin-right:10px;vertical-align:middle}.hero-copy{animation:hero-in .8s cubic-bezier(.2,.7,.2,1) both}.hero-copy h1{font-size:clamp(48px,5.4vw,76px);line-height:1.025;letter-spacing:-3px;font-weight:750;margin:30px 0 27px}.hero-copy h1 em{font-style:normal;color:#7956b3}.hero-tags{display:flex;gap:8px;flex-wrap:wrap}.hero-tags a{background:#fff9;border:1px solid #d7dde3;border-radius:30px;padding:6px 13px;font-size:12px;box-shadow:0 1px 2px #18212d07;transition:background .2s,border-color .2s}.hero-tags a:hover{border-color:#b69bdc;background:#f1ebf8}.hero-copy>p{font-size:18px;line-height:1.65;max-width:570px;color:var(--muted);margin:29px 0}.hero-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.primary-link{background:#7956b3;border-radius:11px;padding:17px 25px;font-size:14px;font-weight:650;box-shadow:0 9px 22px #7956b324;transition:transform .25s,box-shadow .25s,background .25s}.primary-link:hover{color:white;background:#6243a0;transform:translateY(-3px);box-shadow:0 12px 27px #7956b333}.text-link{font-size:13px;border-bottom:1px solid #b9bec6;padding-bottom:4px;color:var(--muted)}.hero-media{position:relative;min-width:0;padding-top:42px;animation:hero-in 1s .15s cubic-bezier(.2,.7,.2,1) both}.hero-photo{height:505px;border-radius:26px;overflow:hidden;box-shadow:0 25px 55px #1a20242b;position:relative;transform:translate3d(var(--px,0px),var(--py,0px),0);transition:transform .7s cubic-bezier(.2,.7,.2,1)}.hero-photo>img{height:100%;width:100%;object-fit:cover;object-position:40% center;display:block}.photo-caption{position:absolute;left:20px;top:20px;background:#ffffffd9;backdrop-filter:blur(6px);border-radius:30px;padding:8px 13px;font:9px/1.4 Consolas,monospace;letter-spacing:.06em;text-transform:uppercase}.floating-author{position:absolute;left:-28px;bottom:30px;border:1px solid #ffffffaa;border-radius:16px;padding:19px 24px;background:#fff;box-shadow:0 12px 30px #15191d25;display:flex;gap:15px;align-items:center;animation:card-float 5s ease-in-out 1}.author-monogram{width:42px;height:42px;background:#7956b3;display:grid;place-items:center;border-radius:50%;font-size:13px;color:white}.floating-author small{display:block;text-transform:uppercase;letter-spacing:.11em;font:9px Consolas,monospace;color:var(--muted)}.floating-author strong{display:block;font-size:15px;margin:6px 0 2px}.floating-author div>span{font-size:12px;color:var(--muted)}.topics-strip{display:flex;align-items:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:16px 25px;gap:20px}.ticker-window{overflow:hidden;flex:1}.ticker-track{display:flex;width:max-content;animation:topics-move 38s linear infinite}.ticker-track>div{display:flex;gap:48px;padding-right:48px;align-items:center}.ticker-track span{font:11px Consolas,monospace;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);white-space:nowrap}.ticker-track span:after{content:'';display:inline-block;width:5px;height:5px;background:#7956b3;transform:rotate(45deg);margin-left:48px;vertical-align:middle}.ticker-toggle{background:transparent;border:1px solid var(--line);border-radius:5px;color:var(--muted);font-size:10px;padding:5px 9px}.topics-strip:hover .ticker-track,.topics-strip:focus-within .ticker-track,.topics-strip.paused .ticker-track{animation-play-state:paused}.knowledge-section{padding:95px 0}.knowledge-heading{display:grid;grid-template-columns:1.1fr 1fr;align-items:end;gap:70px;margin-bottom:40px}.knowledge-heading h2,.learning-layout h2{font-size:45px;line-height:1.12;letter-spacing:-1.6px;margin:15px 0 0}.knowledge-heading>p{font-size:16px;line-height:1.8;color:var(--muted);margin:0}.section-label{text-transform:uppercase;font:10px/1.5 Consolas,monospace;letter-spacing:.1em;color:var(--muted)}.market-card-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.market-card{display:flex;flex-direction:column;padding:33px;border:1px solid #e1e4e8;border-radius:19px;background:#fff;box-shadow:0 2px 3px #181d2203;transition:transform .3s,box-shadow .3s,border-color .3s}.market-card:hover{transform:translateY(-6px);box-shadow:0 17px 35px #18202c0d;border-color:#c5b0e2;color:var(--ink)}.market-card h3{font-size:25px;line-height:1.3;letter-spacing:-.7px;margin:18px 0 14px}.market-card p{font-size:14px;line-height:1.8;color:var(--muted);margin:0 0 28px}.card-bottom{display:flex;justify-content:space-between;gap:15px;margin-top:auto;padding-top:18px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}.card-bottom span:first-child{color:var(--accent)}.learning-section{background:#eceef1;padding:75px 0}.learning-layout{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}.learning-layout>div>p{font-size:16px;line-height:1.8;color:var(--muted);max-width:440px;margin:25px 0 30px}.learning-questions details{border:1px solid #dce0e5;background:#fff;border-radius:13px;margin-bottom:12px;padding:21px 23px}.learning-questions summary{font-size:16px;font-weight:600;cursor:pointer;list-style:none;padding-right:25px;position:relative}.learning-questions summary::-webkit-details-marker{display:none}.learning-questions summary:after{content:'+';position:absolute;right:0;top:0;color:var(--accent);font-size:20px;line-height:1}.learning-questions details[open] summary:after{content:'−'}.learning-questions p{font-size:14px;line-height:1.8;color:var(--muted);margin:17px 0 0;animation:menu-in .25s ease}.home-author{display:grid;grid-template-columns:1fr 1.2fr;gap:90px;align-items:center;padding:85px 0}.author-wordmark{font-size:clamp(60px,8vw,120px);font-weight:800;letter-spacing:-7px;color:#d8dce1}.home-author h2{font-size:39px;letter-spacing:-1px;margin:12px 0 20px}.home-author p{font-size:16px;line-height:1.8;color:var(--muted);margin:0 0 20px}.site-footer{background:#191d22;color:#fff;border:0}.site-footer .brand-emblem{background:#31363e}.footer-grid p,.footer-bottom{color:#a4adb8}.footer-bottom{border-color:#353b43}.footer-links a:hover{color:#b69bdc}.page-heading{padding:55px 0 40px}.page-heading h1{font-size:48px}.filter{border-radius:25px;padding:10px 18px;background:#fff;border:1px solid var(--line)}.filter.active{background:var(--ink);border-color:var(--ink)}.article-row{transition:background .25s;padding:27px 18px;border-radius:9px}.article-row:hover{background:#fff}.route-item{transition:background .25s;padding:28px 18px;border-radius:10px}.route-item:hover{background:#fff}.route-note{background:#fff;border:1px solid var(--line);border-radius:14px}.author-heading h1{font-size:56px}.author-facts{background:#fff;box-shadow:0 15px 35px #18202c0a;border-radius:18px}.author-facts strong{font-family:'Segoe UI',Arial,sans-serif;font-weight:700}.article-heading{background:#f6f7f8}.article-heading h1{font-size:44px;font-weight:700;letter-spacing:-1.4px;line-height:1.15}.article-body{background:#fff;border-radius:18px;padding:34px;box-shadow:0 10px 30px #1a202505}.article-layout{grid-template-columns:200px minmax(0,820px)}.article-body h2{scroll-margin-top:110px}.article-body th{background:#20252b;color:#fff}.article-author{border-radius:13px}.related-section{background:#eceef1}.reveal-pending{opacity:0;transform:translateY(25px)}.reveal-ready{transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}.reveal-ready.is-visible{opacity:1;transform:none}.market-card.reveal-ready{transition:opacity .7s,transform .4s,box-shadow .3s,border-color .3s}.market-card.reveal-ready.is-visible:hover{transform:translateY(-6px)}
@keyframes hero-in{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}@keyframes menu-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}@keyframes topics-move{to{transform:translateX(-50%)}}@keyframes card-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@media(max-width:1050px){.hero-layout{gap:35px}.hero-copy h1{font-size:61px}.hero-photo{height:450px}.desktop-nav{gap:18px}.header-inner{gap:22px}.header-cta{font-size:12px;padding:11px 15px}.knowledge-heading{gap:35px}.knowledge-heading h2,.learning-layout h2{font-size:37px}.learning-layout{gap:45px}.article-heading-inner{margin-left:0}.article-layout{grid-template-columns:180px minmax(0,1fr);gap:30px}}
@media(max-width:760px){html{scroll-padding-top:85px}.container{width:calc(100% - 36px)}.header-inner{min-height:72px;gap:15px}.brand{font-size:22px}.brand-emblem{height:32px;width:29px;font-size:22px}.header-cta{margin-left:auto;font-size:11px;padding:10px 13px}.menu-button{margin-left:0;width:32px;padding:0}.mobile-nav{background:var(--bg);border-top:1px solid var(--line);gap:20px}.hero-v5{padding:32px 0 48px}.hero-layout{grid-template-columns:1fr;gap:30px}.hero-copy h1{font-size:56px;letter-spacing:-2px;line-height:1.02;margin:22px 0}.hero-eyebrow{font-size:9px;letter-spacing:.06em}.hero-copy>p{font-size:16px;margin:24px 0}.hero-tags a{font-size:11px}.hero-actions{gap:20px}.primary-link{font-size:13px;padding:15px 21px}.text-link{font-size:12px}.hero-media{padding:0 0 15px 12px}.hero-photo{height:350px;border-radius:20px}.floating-author{left:0;bottom:0;padding:15px 19px}.photo-caption{font-size:8px;left:15px;top:15px}.topics-strip{padding:13px 18px;gap:10px}.knowledge-section{padding:55px 0}.knowledge-heading{grid-template-columns:1fr;gap:20px;margin-bottom:27px}.knowledge-heading h2,.learning-layout h2{font-size:34px;letter-spacing:-1.1px}.knowledge-heading>p{font-size:15px}.market-card-grid{grid-template-columns:1fr;gap:15px}.market-card{padding:25px;border-radius:15px}.market-card h3{font-size:23px}.learning-section{padding:45px 0}.learning-layout{grid-template-columns:1fr;gap:32px}.learning-layout>div>p{font-size:15px}.learning-questions details{padding:19px}.learning-questions summary{font-size:15px}.home-author{grid-template-columns:1fr;gap:20px;padding:50px 0}.author-wordmark{font-size:75px;letter-spacing:-4px}.home-author h2{font-size:32px}.home-author p{font-size:15px}.page-heading h1{font-size:38px}.article-heading h1{font-size:31px;letter-spacing:-.8px}.article-layout{display:block}.article-sidebar{margin-bottom:25px}.article-body{padding:24px 19px;border-radius:14px}.article-body h2{font-size:25px}.article-meta{font-size:10px}.author-heading h1{font-size:42px}.section-header h2{font-size:27px}}
@media(max-width:380px){.header-cta{display:none}.menu-button{margin-left:auto}.hero-copy h1{font-size:48px}.hero-actions{align-items:start;flex-direction:column}.hero-photo{height:300px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.reveal-pending{opacity:1;transform:none}.hero-photo{transform:none}.ticker-track{animation:none}.ticker-window{overflow:auto}.ticker-toggle{display:none}}

/* Author portrait */
.author-portrait{margin:0 0 22px}.author-portrait img{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:center 25%;border-radius:18px;display:block}.author-portrait figcaption{font-size:10px;color:var(--muted);line-height:1.5;margin-top:9px}.author-columns{grid-template-columns:310px minmax(0,680px);gap:60px}.author-facts{padding:20px 25px}.author-facts strong{font-size:34px}.author-facts p{margin-top:13px}.author-side{min-width:0}.floating-author>img{width:48px;height:48px;border-radius:50%;object-fit:cover;object-position:center 25%}.article-author{display:flex;gap:20px;align-items:start}.article-author>img{width:64px;height:64px;flex-shrink:0;object-fit:cover;object-position:center 25%;border-radius:50%}.home-author-portrait{width:100%;max-width:360px;aspect-ratio:4/5;object-fit:cover;object-position:center 25%;border-radius:22px;justify-self:center}.home-author{grid-template-columns:.8fr 1.2fr;gap:75px}
@media(max-width:760px){.author-columns{grid-template-columns:1fr;gap:30px}.author-side{max-width:360px;width:100%}.home-author{grid-template-columns:1fr;gap:30px}.home-author-portrait{max-width:320px;justify-self:start}.article-author{gap:14px}.article-author>img{width:48px;height:48px}}
/* Article artwork: responsive covers and lightweight previews. */
.card-cover{display:block;width:calc(100% + 66px);max-width:none;height:auto;aspect-ratio:1.9;object-fit:cover;margin:-33px -33px 26px;border-radius:18px 18px 0 0}.market-card{overflow:hidden}.row-cover{display:block;width:100%;height:auto;flex-shrink:0;aspect-ratio:1.5;object-fit:cover;border-radius:7px;margin-bottom:12px}.row-kind{min-width:0}.article-cover-wrap{margin:0 0 28px}.article-cover{display:block;width:100%;height:auto;aspect-ratio:1.5;object-fit:cover;border-radius:12px}.article-cover-wrap figcaption{font-size:10px;line-height:1.5;color:var(--muted);margin-top:8px}.page-heading .breadcrumbs,.author-heading .breadcrumbs{margin-bottom:24px}.article-body .article-cover-wrap+p{font-size:18px;line-height:1.7}
@media(max-width:760px){.card-cover{width:calc(100% + 50px);margin:-25px -25px 23px;border-radius:14px 14px 0 0}.row-kind{display:flex;align-items:center;gap:14px}.row-cover{width:100px;max-width:100px;margin:0;aspect-ratio:1.5}.article-cover-wrap{margin-bottom:24px}}
.explainer-chart{margin:28px 0;padding:18px;background:#f7f8f6;border:1px solid var(--line);border-radius:12px}.explainer-chart svg{display:block;width:100%;height:auto}.explainer-chart figcaption{font-size:12px;line-height:1.6;color:var(--muted);margin-top:8px}

/* Market charts */
.markets-heading{padding-bottom:34px}.markets-section{padding-bottom:90px}.chart-toolbar{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 16px}.chart-tab{background:#fff;border:1px solid var(--line);border-radius:9px;color:var(--ink);font-size:13px;font-weight:600;padding:11px 17px;transition:background .2s,border-color .2s}.chart-tab:hover{border-color:#a688ce}.chart-tab[aria-pressed=true]{background:#7956b3;border-color:#7956b3;color:#fff}.market-chart-shell{height:min(68vw,640px);min-height:430px;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 12px 35px #1a20250a}.tradingview-widget-container{height:100%;width:100%;display:flex;flex-direction:column}.chart-mount{width:100%;flex:1;min-height:0}.tradingview-widget-container__widget{height:100%;width:100%}.chart-attribution{height:33px;flex:0 0 33px;padding:6px 13px;display:flex;justify-content:space-between;gap:15px;border-top:1px solid var(--line);background:#fff;font-size:11px;color:var(--muted)}.chart-attribution a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}.chart-status,.chart-note{max-width:890px;font-size:12px;line-height:1.65;color:var(--muted)}.chart-status{margin:14px 0 5px}.chart-note{margin:0}.markets-guide{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(260px,.8fr);gap:65px;margin-top:74px}.markets-guide h2,.markets-related h2{font-size:35px;line-height:1.2;letter-spacing:-1px;margin:12px 0 22px}.markets-guide p{font-size:16px;line-height:1.8;color:#4f5965;max-width:740px}.markets-guide aside{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px;align-self:start}.markets-guide h3{font-size:19px;margin:0 0 16px}.markets-guide ul{margin:0;padding-left:20px;color:#4f5965;font-size:14px;line-height:1.7}.markets-guide li{margin-bottom:11px}.markets-related{border-top:1px solid var(--line);margin-top:65px;padding-top:42px}.markets-related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.markets-related-grid a{display:flex;flex-direction:column;gap:8px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px}.markets-related-grid a:hover{border-color:#a688ce}.markets-related-grid strong{font-size:16px}.markets-related-grid span{font-size:12px;color:var(--muted)}
@media(max-width:760px){.market-chart-shell{height:520px;min-height:520px;border-radius:12px}.chart-toolbar{gap:7px}.chart-tab{font-size:12px;padding:9px 12px}.markets-guide{grid-template-columns:1fr;gap:22px;margin-top:50px}.markets-guide h2,.markets-related h2{font-size:28px}.markets-related{margin-top:45px}.markets-related-grid{grid-template-columns:1fr}.chart-attribution{font-size:10px}}
.chart-mount>.tradingview-widget-container__widget{height:0}


/* Glossary: reference-book layout */
.glossary-heading{padding:68px 0 48px}.glossary-heading .breadcrumbs{margin-bottom:30px}.glossary-heading h1{font:400 clamp(52px,6vw,92px)/.96 var(--display);letter-spacing:-.055em;margin:0 0 26px}.glossary-heading p{max-width:680px;font-size:18px;line-height:1.65;color:#4f535c}.glossary-section{padding-bottom:100px}.glossary-tools{position:relative;padding:25px 0 16px;border-top:2px solid var(--ink);border-bottom:1px solid #bfc1c7}.glossary-tools>label{display:block;font-size:13px;font-weight:700;margin:0 0 12px}.glossary-search-line{width:100%;border-bottom:1px solid #6f6978;position:relative}.glossary-search-line:after{content:'';position:absolute;right:2px;top:13px;width:14px;height:14px;border:2px solid var(--accent);border-radius:50%;pointer-events:none}.glossary-search-line:before{content:'';position:absolute;right:0;top:28px;width:11px;height:2px;background:var(--accent);transform:rotate(45deg);transform-origin:left center;pointer-events:none}.glossary-search-line:focus-within{border-color:var(--accent)}.glossary-tools input{appearance:none;display:block;width:100%;height:59px;padding:0 45px 0 0;border:0;border-radius:0;outline:0;background:transparent;color:var(--ink);font-size:27px;letter-spacing:-.025em}.glossary-tools input::placeholder{color:#8b8d94}.glossary-tools input::-webkit-search-cancel-button{cursor:pointer}.glossary-filters{display:flex;gap:28px;align-items:center;flex-wrap:wrap;margin:27px 0 12px}.glossary-filter{position:relative;background:none;border:0;border-radius:0;padding:0 0 8px;color:#60636c;font-size:14px;font-weight:600}.glossary-filter:hover{color:var(--accent)}.glossary-filter.active{color:var(--ink)}.glossary-filter.active:after{content:'';position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--accent)}.glossary-count{margin:0;color:#737780;font-size:12px}.glossary-empty{font-size:17px;padding:55px 0}.glossary-group{padding:62px 0 0}.glossary-group-heading{display:flex;justify-content:space-between;align-items:baseline;gap:20px;padding-bottom:19px;border-bottom:2px solid var(--ink)}.glossary-group-heading h2{font:400 44px/1.1 var(--display);letter-spacing:-.035em;margin:0}.glossary-group-heading p{font-size:12px;color:#777a83;margin:0}.glossary-entry{display:grid;grid-template-columns:214px minmax(0,1fr);column-gap:40px;grid-template-rows:auto 1fr;padding:31px 0 34px;border-bottom:1px solid #d9d9dd;scroll-margin-top:110px}.glossary-entry:target{background:#f0edf5;box-shadow:16px 0 #f0edf5,-16px 0 #f0edf5}.glossary-entry-image{grid-column:1;grid-row:1/3;width:214px;align-self:start}.glossary-entry-image img{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:cover}.glossary-entry h3{grid-column:2;grid-row:1;font:400 30px/1.15 var(--display);letter-spacing:-.025em;margin:0 0 11px}.glossary-entry-copy{grid-column:2;grid-row:2;max-width:750px}.glossary-entry-copy p{margin:0 0 12px;font-size:15px;line-height:1.75;color:#2a2d33}.glossary-entry-copy .glossary-example{color:#656874;font-size:14px}.glossary-example strong{color:#25262c;font-weight:600}.glossary-more{display:inline-block;color:var(--accent);font-size:13px;font-weight:700;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px}.article-glossary-link{border-top:1px solid var(--line);margin-top:34px;padding-top:18px;font-size:14px}.article-glossary-link a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
@media(max-width:760px){.glossary-heading{padding:50px 0 30px}.glossary-heading .breadcrumbs{margin-bottom:24px}.glossary-heading h1{font-size:57px;margin-bottom:20px}.glossary-heading p{font-size:15px;line-height:1.6}.glossary-tools{padding-top:20px}.glossary-tools input{font-size:21px;height:55px}.glossary-filters{gap:15px 22px;margin-top:22px}.glossary-filter{font-size:13px}.glossary-group{padding-top:48px}.glossary-group-heading h2{font-size:34px}.glossary-entry{grid-template-columns:104px minmax(0,1fr);gap:0 16px;padding:25px 0 29px}.glossary-entry-image{width:104px;grid-row:1;grid-column:1}.glossary-entry-image img{aspect-ratio:1;object-fit:cover}.glossary-entry h3{grid-column:2;grid-row:1;font-size:25px;align-self:center;margin:0}.glossary-entry-copy{grid-column:1/-1;grid-row:2;padding-top:17px}.glossary-entry-copy p{font-size:14px;line-height:1.7}.glossary-entry-copy .glossary-example{font-size:13px}}
@media(max-width:760px){.glossary-entry-image{width:104px;align-self:center}.glossary-entry-image img{aspect-ratio:3/2;object-fit:contain}}
@media(max-width:760px){.glossary-entry{display:block}.glossary-entry-image{width:min(100%,240px);margin:0 0 17px}.glossary-entry-image img{aspect-ratio:3/2;object-fit:contain}.glossary-entry h3{margin:0 0 12px}.glossary-entry-copy{padding:0}}
