.curr-root{--curr-soft:var(--theme-muted,#98abc5);--curr-line:var(--theme-border,#26364c);--curr-teal:var(--theme-green,#71dfce);max-width:1230px;margin:0 auto;font-size:15px;line-height:1.65;position:relative}.curr-root h1,.curr-root h2,.curr-root h3,.curr-root h4{letter-spacing:-.035em;font-weight:550;line-height:1.2}.curr-root h1{font-size:clamp(34px,3.2vw,48px)}.curr-root h2{font-size:29px}.curr-root h3{font-size:22px}.curr-root h4{margin:0 0 9px;font-size:17px}.curr-root p{color:var(--muted)}.curr-root .button{min-height:46px;font-size:13px}.curr-kicker{font:11px/1.55 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--curr-soft);align-items:center;gap:8px;display:inline-flex}.curr-roadmap-header{border-bottom:1px solid var(--curr-line);grid-template-columns:minmax(0,1fr) 240px;align-items:center;gap:55px;padding:12px 0 48px;display:grid}.curr-roadmap-header h1{margin:22px 0 20px}.curr-roadmap-header h1 span{color:var(--theme-muted,#9caec6)}.curr-roadmap-header p{max-width:630px;font-size:16px}.curr-header-actions{flex-wrap:wrap;align-items:center;gap:22px;margin-top:28px;display:flex}.curr-text-link{color:var(--accent);align-items:center;gap:9px;padding:10px 0;font-size:13px;display:inline-flex}.curr-course-stats{border-left:1px solid var(--curr-line);padding:14px 0 14px 30px}.curr-course-stats>span{color:var(--curr-soft);font-size:12px;display:block}.curr-course-stats strong{font:64px/1.35 var(--mono);color:var(--curr-teal);margin-top:6px;display:block}.curr-course-stats strong small{color:var(--theme-muted,#a7b8cf);font-size:23px}.curr-course-stats p{font-size:13px}.curr-segments{gap:5px;margin:22px 0 15px;display:flex}.curr-segments i{background:var(--theme-surface-selected,#2a3b53);border-radius:2px;flex:1;height:5px}.curr-segments i.complete{background:var(--curr-teal)}.curr-roadmap-intro{justify-content:space-between;align-items:end;gap:30px;padding:37px 0 24px;display:flex}.curr-roadmap-intro h2{font-size:23px}.curr-roadmap-intro p{max-width:330px;font-size:13px}.curr-roadmap{margin:0;padding:0;list-style:none}.curr-roadmap>li{grid-template-columns:54px minmax(0,1fr);gap:20px;display:grid;position:relative}.curr-roadmap>li:not(:last-child):before{content:"";background:var(--curr-line);width:1px;position:absolute;top:65px;bottom:-19px;left:23px}.curr-roadmap-number{border:1px solid var(--theme-blue,#354d6f);width:47px;height:47px;font:14px var(--mono);color:var(--theme-blue,#b8cce8);background:var(--bg);z-index:1;border-radius:50%;justify-content:center;align-items:center;margin-top:28px;display:flex;position:relative}.curr-roadmap>li.is-complete .curr-roadmap-number{color:var(--curr-teal);border-color:var(--theme-green,#418a80)}.curr-roadmap-link{border-bottom:1px solid var(--curr-line);justify-content:space-between;align-items:center;gap:28px;padding:26px 14px 26px 0;display:flex}.curr-roadmap-link:hover{background:linear-gradient(90deg, transparent, var(--theme-surface,#0e1b2b))}.curr-roadmap-link:focus-visible{outline-offset:2px}.curr-roadmap-copy{min-width:0}.curr-roadmap-copy .curr-kicker{letter-spacing:.07em;font-size:10px}.curr-roadmap-copy h3{margin:8px 0;font-size:24px}.curr-roadmap-copy p{font-size:14px}.curr-roadmap-meta{color:var(--curr-soft);flex-wrap:wrap;align-items:center;gap:18px;margin-top:16px;font-size:12px;display:flex}.curr-roadmap-meta>span,.curr-lesson-meta>span{align-items:center;gap:6px;display:inline-flex}.curr-roadmap-state{min-width:170px;color:var(--theme-ink,#bbcae0);grid-template-columns:1fr 20px;align-items:center;gap:7px 17px;font-size:12px;display:grid}.curr-roadmap-state>svg{color:var(--accent);grid-area:1/2/span 2}.curr-roadmap-state small{color:var(--curr-soft);grid-column:1;font-size:11px}.curr-complete{color:var(--curr-teal)!important}.curr-course-footnote{align-items:flex-start;gap:16px;max-width:800px;margin:32px 0 6px;font-size:13px;display:flex}.curr-course-footnote svg{color:var(--curr-teal);flex-shrink:0;margin-top:3px}.curr-notice{color:var(--theme-ink,#b1c4dd);background:var(--theme-surface,#0d1726);border:1px solid var(--curr-line);border-radius:5px;justify-content:space-between;align-items:center;gap:18px;margin:22px 0;padding:16px 18px;font-size:13px;display:flex}.curr-notice-error{border-color:var(--theme-amber,#875c38);color:var(--theme-amber,#f4c89e)}.curr-notice button{min-height:36px;color:var(--accent);background:0 0;flex-shrink:0;align-items:center;gap:8px;padding:5px 9px;display:inline-flex}.curr-back{color:var(--muted);align-items:center;gap:9px;min-height:32px;margin-bottom:27px;font-size:13px;display:inline-flex}.curr-lesson-header{border-bottom:1px solid var(--curr-line);margin-bottom:36px;padding-bottom:34px}.curr-lesson-header h1{margin:14px 0 15px}.curr-lesson-header p{font-size:17px}.curr-lesson-meta{color:var(--curr-soft);flex-wrap:wrap;gap:10px 23px;margin-top:25px;font-size:12px;display:flex}.curr-lesson-layout{grid-template-columns:185px minmax(0,1fr);gap:44px;display:grid}.curr-lesson-outline{align-self:start;padding-right:8px;position:sticky;top:28px}.curr-lesson-outline nav{flex-direction:column;gap:5px;margin:14px 0 28px;display:flex}.curr-lesson-outline nav a{color:var(--theme-ink,#b7c6dc);padding:9px 0;font-size:13px;line-height:1.5;display:block}.curr-lesson-outline nav a:hover,.curr-prerequisites a:hover{color:var(--accent)}.curr-lesson-outline nav a span{color:var(--curr-teal);font:11px var(--mono);margin-left:5px;display:inline-block}.curr-prerequisites{border-top:1px solid var(--curr-line);flex-direction:column;gap:13px;padding-top:23px;display:flex}.curr-prerequisites a{color:var(--theme-muted,#a6b8d1);justify-content:space-between;align-items:center;gap:9px;font-size:12px;display:inline-flex}.curr-prerequisites svg{flex-shrink:0}.curr-lesson-body{min-width:0;max-width:800px}.curr-lesson-body .study-text{color:var(--theme-ink,#b8c5d8);overflow-wrap:break-word;font-size:15.5px;line-height:1.85}.curr-lesson-body .katex{font-size:1.05em}.curr-lesson-body .katex-display{max-width:100%;padding:4px 0;overflow:auto hidden}.curr-objectives{border-left:2px solid var(--curr-teal);margin-bottom:46px;padding:4px 0 5px 22px}.curr-objectives ul,.curr-takeaways ul{gap:12px;margin:15px 0 0;padding:0;list-style:none;display:grid}.curr-objectives li,.curr-takeaways li{align-items:flex-start;gap:11px;display:flex}.curr-objectives li>svg,.curr-takeaways li>svg{color:var(--curr-teal);flex-shrink:0;margin-top:6px}.curr-section{grid-template-columns:26px minmax(0,1fr);gap:14px;margin-top:30px;display:grid}.curr-section-number{font:11px/1.7 var(--mono);color:var(--theme-muted,#7b9fc9);padding-top:3px}.curr-section h3{margin-bottom:15px;font-size:22px}.curr-examples,.curr-checks,.curr-takeaways,.curr-practice{border-top:1px solid var(--curr-line);margin-top:54px;padding-top:36px}.curr-section-heading{margin-bottom:27px}.curr-section-heading h2{margin-top:10px}.curr-section-heading p{margin-top:15px;font-size:14px}.curr-example{border:1px solid var(--curr-line);background:linear-gradient(140deg, var(--theme-surface,#0e1828), var(--theme-surface,#09111d));border-radius:6px;margin-top:22px;padding:25px 27px}.curr-example h3{margin:10px 0 16px}.curr-lesson-body .curr-example-prompt{color:var(--theme-ink,#e0e8f4);border-bottom:1px solid var(--curr-line);padding-bottom:23px;font-size:16px;line-height:1.8}.curr-example-steps{gap:24px;margin:25px 0 0;padding:0;list-style:none;display:grid}.curr-example-steps>li{grid-template-columns:25px minmax(0,1fr);gap:12px;display:grid}.curr-example-steps>li>span{border:1px solid var(--theme-blue,#355075);width:24px;height:24px;font:11px var(--mono);color:var(--theme-blue,#a6cafd);border-radius:50%;justify-content:center;align-items:center;display:flex}.curr-check-summary{color:var(--curr-teal);justify-content:space-between;align-items:center;margin-bottom:24px;font-size:13px;display:flex}.curr-check{border-top:1px solid var(--curr-line);padding:27px 0}.curr-check fieldset{border:0;min-width:0;margin:0;padding:0}.curr-check legend{width:100%;padding:0}.curr-check legend .curr-kicker{margin-bottom:10px}.curr-check legend .study-text{color:var(--theme-ink,#edf2fc);font-size:17px;line-height:1.6;display:block}.curr-check-options{gap:10px;margin:21px 0 19px;display:grid}.curr-check-options label{border:1px solid var(--theme-border,#2e405a);background:var(--theme-surface,#0a1220);cursor:pointer;border-radius:5px;align-items:flex-start;gap:12px;padding:13px 16px;display:flex}.curr-check-options label.selected{border-color:var(--theme-blue,#76a9ec);background:var(--theme-surface-raised,#13243b)}.curr-check-options input{width:17px;height:17px;accent-color:var(--theme-blue,#75b5ff);flex-shrink:0;margin:6px 0 0}.curr-check-options .study-text{font-size:14px;line-height:1.7}.curr-check-feedback{border-left:2px solid var(--curr-teal);background:var(--theme-tint-green,#0b211f);margin-top:19px;padding:13px 17px;font-size:14px}.curr-check-feedback strong{color:var(--theme-green,#a5eee2)}.curr-check-feedback p{color:var(--theme-ink,#bfdbd6);margin-top:5px}.curr-check-feedback.retry{border-color:var(--theme-amber,#edb974);background:var(--theme-tint-amber,#221d17)}.curr-check-feedback.retry strong{color:var(--theme-amber,#f2c587)}.curr-check-feedback.retry p{color:var(--theme-muted,#d9c8ae)}.curr-takeaways h2{margin-top:10px}.curr-takeaways ul{margin-top:22px}.curr-practice-links{background:var(--curr-line);border:1px solid var(--curr-line);border-radius:6px;gap:1px;display:grid;overflow:hidden}.curr-practice-links>a{background:var(--theme-surface,#0b1523);align-items:center;gap:17px;padding:24px;display:flex}.curr-practice-links>a:hover{background:var(--theme-surface-raised,#142239)}.curr-practice-links>a>svg:first-child{color:var(--curr-teal);flex-shrink:0}.curr-practice-links>a>svg:last-child{color:var(--accent);flex-shrink:0;margin-left:auto}.curr-practice-links span{min-width:0}.curr-practice-links strong{color:var(--theme-ink,#e4ebf7);font-size:15px;font-weight:550;display:block}.curr-practice-links small{color:var(--theme-muted,#a6b8cf);margin-top:5px;font-size:12px;display:block}.curr-next-module{border-top:1px solid var(--curr-line);justify-content:space-between;align-items:center;gap:25px;margin-top:35px;padding:31px 0 5px;display:flex}.curr-next-module h3{margin-top:10px;font-size:21px}.curr-next-module p{margin-top:9px;font-size:13px}.curr-next-module .button{flex-shrink:0}.curr-explorer{border:1px solid var(--theme-border,#33516b);background:var(--theme-surface,#0c1725);border-radius:6px;margin-top:40px;padding:28px}.curr-explorer-heading h3{margin:10px 0 14px;font-size:24px}.curr-explorer-heading p{font-size:14px}.curr-explorer-controls{gap:20px;margin:26px 0 23px;display:grid}.curr-explorer-controls label{color:var(--theme-ink,#c1d0e3);flex-wrap:wrap;justify-content:space-between;gap:9px;font-size:13px;display:flex}.curr-explorer-controls output{color:var(--curr-teal);font-family:var(--mono)}.curr-explorer-controls input[type=range]{width:100%;min-height:28px;accent-color:var(--theme-green,#71dfce);cursor:pointer;flex-basis:100%;margin:0}.curr-toggle{color:var(--theme-ink,#b7c8de);align-items:center;gap:9px;margin:0 0 20px;font-size:12px;display:flex}.curr-toggle input{width:16px;height:16px;accent-color:var(--theme-green,#71dfce)}.curr-bayes-grid,.curr-distribution-chart{width:100%;height:auto;display:block}.curr-chart-caption{font-size:11px;margin:12px 0 20px!important}.curr-frequency-table,.curr-chart-data table{border-collapse:collapse;width:100%;font-size:12px}.curr-frequency-table caption,.curr-chart-data caption{text-align:left;color:var(--theme-muted,#afc2dc);padding-bottom:9px;font-size:12px}.curr-frequency-table th,.curr-frequency-table td,.curr-chart-data th,.curr-chart-data td{text-align:left;border-bottom:1px solid var(--curr-line);color:var(--theme-ink,#c7d4e6);padding:10px 6px}.curr-frequency-table th,.curr-chart-data th{font-weight:500}.curr-frequency-table td{font-family:var(--mono)}.curr-frequency-table td i{border:1px solid var(--theme-blue,#7d91a9);width:9px;height:9px;margin-right:8px;display:inline-block}.curr-explorer-result{border-top:1px solid var(--curr-line);grid-template-columns:1fr auto;align-items:center;gap:10px;margin-top:20px;padding-top:23px;display:grid}.curr-explorer-result>span{color:var(--theme-ink,#c2d3e6);font-size:15px}.curr-explorer-result strong{color:var(--curr-teal);font:29px var(--mono)}.curr-explorer-result p{grid-column:1/-1;font-size:13px}.curr-chart-data{margin-top:23px;font-size:13px}.curr-chart-data summary{cursor:pointer;color:var(--accent);padding:10px 0}.curr-chart-table-wrap{max-height:310px;margin-top:10px;overflow:auto}@media (max-width:1100px){.curr-roadmap-header{grid-template-columns:minmax(0,1fr) 190px;gap:30px}.curr-course-stats{padding-left:22px}.curr-lesson-layout{grid-template-columns:145px minmax(0,1fr);gap:26px}.curr-roadmap-state{min-width:140px}.curr-roadmap-copy h3{font-size:22px}}@media (max-width:900px){.curr-roadmap-header{grid-template-columns:1fr}.curr-course-stats{border-left:0;border-top:1px solid var(--curr-line);grid-template-columns:1fr auto;gap:5px 20px;padding:23px 0 0;display:grid}.curr-course-stats strong{grid-area:1/2/span 2;margin:0;font-size:42px}.curr-course-stats .curr-segments{grid-column:1/-1;margin:11px 0}.curr-course-stats>span:last-child{grid-column:1/-1}.curr-roadmap-intro{display:block}.curr-roadmap-intro p{max-width:none;margin-top:11px}.curr-roadmap-link{padding-right:0;display:block}.curr-roadmap-state{max-width:290px;margin-top:18px}.curr-lesson-layout{display:block}.curr-lesson-outline{border-bottom:1px solid var(--curr-line);margin-bottom:32px;padding:0 0 20px;position:static}.curr-lesson-outline nav{flex-flow:wrap;gap:8px 19px;margin:9px 0 0;display:flex}.curr-lesson-outline nav a{padding:7px 0;font-size:12px}.curr-prerequisites{border:0;flex-flow:wrap;align-items:center;gap:10px 18px;padding-top:15px}.curr-prerequisites a{gap:8px}}@media (max-width:600px){.curr-root{font-size:14px}.curr-root h1{font-size:34px}.curr-root h2{font-size:25px}.curr-root .button{font-size:12px}.curr-roadmap-header{padding:0 0 30px}.curr-roadmap-header p{font-size:15px}.curr-header-actions{gap:10px 20px}.curr-roadmap-intro{padding-top:28px}.curr-roadmap-intro h2{font-size:21px}.curr-roadmap>li{grid-template-columns:35px minmax(0,1fr);gap:15px}.curr-roadmap-number{width:34px;height:34px;margin-top:29px;font-size:12px}.curr-roadmap>li:not(:last-child):before{top:61px;bottom:-24px;left:16px}.curr-roadmap-copy h3{font-size:21px}.curr-roadmap-copy p{font-size:13px}.curr-roadmap-meta{gap:9px 15px;font-size:11px}.curr-roadmap-link{padding-top:24px;padding-bottom:24px}.curr-roadmap-copy .curr-kicker{font-size:10px}.curr-course-footnote{font-size:12px}.curr-back{margin-bottom:22px}.curr-lesson-header{margin-bottom:26px;padding-bottom:27px}.curr-lesson-header p{font-size:15px}.curr-lesson-meta{gap:10px 17px;font-size:11px}.curr-lesson-body .study-text{font-size:15px;line-height:1.85}.curr-objectives{margin-bottom:35px;padding-left:16px}.curr-section{grid-template-columns:22px minmax(0,1fr);gap:8px}.curr-section h3{font-size:21px}.curr-example{padding:20px 17px}.curr-example h3{font-size:21px}.curr-example-steps>li{gap:10px}.curr-lesson-body .curr-example-prompt{font-size:15px}.curr-check legend .study-text{font-size:16px}.curr-check-options label{padding:12px}.curr-check-options .study-text{font-size:14px}.curr-practice-links>a{gap:13px;padding:19px 15px}.curr-practice-links strong{font-size:14px}.curr-next-module{flex-direction:column;align-items:flex-start}.curr-explorer{padding:21px 16px}.curr-explorer-heading h3{font-size:22px}.curr-explorer-controls label{font-size:12px}.curr-explorer-result strong{font-size:24px}.curr-frequency-table{font-size:11px}.curr-frequency-table td i{margin-right:5px}.curr-notice{flex-direction:column;align-items:flex-start}}@media (prefers-reduced-motion:reduce){.curr-root *,.curr-root :before,.curr-root :after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.curr-explorer-controls select{border:1px solid var(--theme-blue,#49617f);width:100%;min-height:44px;color:var(--theme-ink,#e2ebf7);background:var(--theme-surface,#111e31);font:inherit;border-radius:7px;margin-top:10px;padding:9px 11px;display:block}.curr-explorer-controls select:focus-visible,.curr-chart-table-wrap:focus-visible,.curr-sequence-control button:focus-visible{outline:2px solid var(--theme-blue,#a6b4ff);outline-offset:3px}.curr-sequence-control{min-width:0;color:var(--theme-ink,#c5d1e1);flex-direction:column;justify-content:space-between;gap:12px;font-size:13px;display:flex}.curr-sequence-control .button{width:fit-content;min-height:44px}.curr-explorer-table{border-collapse:collapse;width:100%;font-size:13px}.curr-explorer-table caption{text-align:left;color:var(--theme-muted,#9db0c8);padding:15px 0 12px}.curr-explorer-table th,.curr-explorer-table td{border-bottom:1px solid var(--theme-border,#314259);text-align:left;color:var(--theme-ink,#c5d1e1);padding:11px 12px}