@charset "UTF-8";*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-padding-top:var(--pj-navbar-height, 60px);-webkit-text-size-adjust:100%;text-size-adjust:100%}@media(max-width:767.98px){html{scroll-padding-bottom:calc(var(--pj-footer-reserved-height, 56px) + env(safe-area-inset-bottom,0px) + var(--pj-footer-content-clearance, 0px))}}:root{--pj-navbar-height: 60px;--pj-footer-band-height: 56px;--pj-footer-reserved-height: var(--pj-footer-band-height);--pj-footer-content-clearance: 0px;--pj-layout-viewport-chrome: calc(var(--pj-navbar-height, 60px) + var(--pj-footer-band-height, 56px));--pj-content-available-height: calc(100vh - var(--pj-layout-viewport-chrome));--pj-content-available-height: calc(min(100dvh, 100svh) - var(--pj-layout-viewport-chrome));--pj-primary: #008ce0;--pj-primary-hover: #005f9e;--pj-primary-hover-rgb: 0, 95, 158;--pj-primary-rgb: 0, 140, 224;--pj-primary-soft: rgba(var(--pj-primary-rgb), .12);--pj-primary-soft-strong: rgba(var(--pj-primary-rgb), .2);--pj-primary-muted: #4cb8f5;--pj-primary-tint: color-mix(in srgb, var(--pj-primary) 16%, #ffffff);--pj-primary-tint-soft: color-mix(in srgb, var(--pj-primary) 9%, #ffffff);--pj-navy: #1c2230;--pj-bg: #f5f6f8;--pj-surface: #ffffff;--pj-text-secondary: #6e7480;--pj-text-muted: #9aa1ae;--pj-border: #d9dde3;--pj-border-light: #e8eaef;--pj-success: #2e8b57;--pj-success-soft: #e8f5ee;--pj-danger: #c74848;--pj-danger-soft: #fcecec;--pj-on-primary: #ffffff}@media(max-width:768px){:root{--pj-footer-band-height: max(6rem, 84px);--pj-footer-reserved-height: var(--pj-footer-band-height);--pj-footer-content-clearance: max(1.35rem, 22px)}}@media(max-width:430px){:root{--pj-footer-content-clearance: max(1.75rem, 30px)}}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--pj-bg);color:var(--pj-navy);min-height:100dvh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{scrollbar-width:thin;scrollbar-color:color-mix(in srgb,var(--pj-primary) 62%,var(--pj-primary-hover)) color-mix(in srgb,var(--pj-bg) 82%,#ffffff)}*::-webkit-scrollbar{width:14px;height:14px}*::-webkit-scrollbar-track{background:color-mix(in srgb,var(--pj-bg) 82%,#ffffff);border-radius:999px}*::-webkit-scrollbar-thumb{background:linear-gradient(180deg,color-mix(in srgb,var(--pj-primary) 88%,#2aa8ef),var(--pj-primary-hover));border-radius:999px;border:2px solid color-mix(in srgb,var(--pj-bg) 82%,#ffffff)}*::-webkit-scrollbar-thumb:hover{background:linear-gradient(180deg,color-mix(in srgb,var(--pj-primary) 90%,#4cb8f5),color-mix(in srgb,var(--pj-primary-hover) 88%,#004a7a))}html.pj-home-scroll-snap{scroll-snap-type:y mandatory}html.pj-home-scroll-snap .home-scroll-snap-anchor{scroll-snap-align:start}@media(prefers-reduced-motion:reduce){html.pj-home-scroll-snap{scroll-snap-type:none}}.edu-lesson-rich h2,.edu-lesson-rich h3{margin:1.1rem 0 .5rem;color:var(--pj-navy);line-height:1.3}.edu-lesson-rich h2{font-size:1.25rem}.edu-lesson-rich h3{font-size:1.08rem}.edu-lesson-rich blockquote{margin:.75rem 0;padding:.55rem .85rem;border-left:3px solid var(--pj-primary);background:color-mix(in srgb,var(--pj-primary) 8%,var(--pj-surface));color:var(--pj-text-secondary)}.edu-lesson-rich ul,.edu-lesson-rich ol{margin:.55rem 0 .75rem;padding-inline-start:1.65rem;padding-inline-end:.35rem;list-style-position:outside}.edu-lesson-rich li{padding-inline-start:.2rem}.edu-lesson-rich li::marker{color:var(--pj-primary)}.edu-lesson-rich code{padding:.12rem .38rem;border-radius:4px;background:color-mix(in srgb,var(--pj-border-light) 55%,transparent);font-family:ui-monospace,monospace;font-size:.9em}.edu-lesson-rich img,.edu-lesson-rich .edu-lesson-img{display:block;width:70%;max-width:70%;height:auto;min-width:0;object-fit:contain;object-position:center;float:none;border-radius:10px;margin:.85rem auto}