/* Shared entry point and standalone, progressively enhanced learning guide. */
.learning-entry{display:grid;grid-template-columns:1.05fr 1fr;gap:5rem;align-items:center;border-top:1px solid var(--line)}
.learning-entry h2{margin:1.35rem 0 1.5rem;max-width:34rem}
.learning-entry p{color:var(--muted);max-width:34rem;font-size:1.05rem;line-height:1.85}
.learning-entry .button{margin-top:.8rem}
.learning-entry-path{padding:1.5rem 0 1.5rem 2.5rem;border-left:1px solid var(--line)}
.learning-entry-path ol{list-style:none;margin:0;padding:0;counter-reset:learning-entry}
.learning-entry-path li{display:flex;gap:1.2rem;align-items:baseline;font:500 clamp(1.6rem,3vw,2.6rem)/1.45 var(--display);letter-spacing:-.035em;padding:.65rem 0;counter-increment:learning-entry}
.learning-entry-path li::before{content:'0' counter(learning-entry);font:400 .8rem var(--font);letter-spacing:.04em;color:var(--violet)}
.learning-entry-path small{display:block;color:var(--muted);font-size:.85rem;margin-top:1.2rem}
@media(max-width:760px){.learning-entry{grid-template-columns:1fr;gap:2rem}.learning-entry-path{padding:.5rem 0 0;border-left:0;border-top:1px solid var(--line)}.learning-entry-path li{font-size:1.65rem;padding:.45rem 0}.learning-entry p{font-size:1rem}}

body.learning-guide{--guide-bg:#080b18;--guide-surface:#111628;--guide-muted:#b2bcd3;--guide-text:#f0f2fa;--guide-line:#30374b;--guide-accent:#c9ff52;--guide-violet:#b2a4ff;--guide-link:#c8bdff;--guide-soft:#171e31;--guide-font:'DM Sans',system-ui,sans-serif;--guide-display:'Manrope',system-ui,sans-serif;margin:0;background:var(--guide-bg);color:var(--guide-text);font:400 1rem/1.75 var(--guide-font);text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
:root[data-theme=light] body.learning-guide{--guide-bg:#fafbf8;--guide-surface:#f0f2ec;--guide-muted:#515c64;--guide-text:#182329;--guide-line:#d2d8cf;--guide-accent:#486100;--guide-violet:#6150a4;--guide-link:#554398;--guide-soft:#e9ede4}
.learning-guide *{box-sizing:border-box}
.learning-guide :focus-visible{outline:3px solid var(--guide-accent);outline-offset:5px}
.learning-guide a{color:var(--guide-link);text-decoration-thickness:1px;text-underline-offset:.2em}
.learning-guide a:hover{color:var(--guide-accent)}
.learning-guide a,.learning-guide code{overflow-wrap:anywhere}
.learning-guide button,.learning-guide input,.learning-guide summary{font:inherit}
.learning-guide button{cursor:pointer}
.learning-guide button:disabled{cursor:default;opacity:.5}
.learning-guide p{margin:0 0 1.15rem}
.learning-guide h1,.learning-guide h2,.learning-guide h3,.learning-guide h4{font-family:var(--guide-display);letter-spacing:-.035em;line-height:1.22;color:var(--guide-text);text-wrap:balance}
.learning-guide h1{font-size:clamp(2.8rem,5.2vw,4.9rem);font-weight:500;max-width:17ch;margin:1rem 0 1.7rem;letter-spacing:-.055em}
.learning-guide h2{font-size:clamp(1.85rem,3.4vw,2.75rem);font-weight:500;margin:.6rem 0 1.5rem}
.learning-guide h3{font-size:1.25rem;font-weight:650;margin:0 0 .8rem}
.learning-guide h4{font-size:1.03rem;margin:1.5rem 0 .6rem}
.learning-guide strong{font-weight:650}
.learning-guide ul,.learning-guide ol{padding-left:1.35rem;margin:.5rem 0 1.4rem}
.learning-guide li{margin:.4rem 0;padding-left:.15rem}
.learning-guide li::marker{color:var(--guide-violet)}
.learning-guide code{font:400 .88em/1.6 ui-monospace,SFMono-Regular,Consolas,monospace;background:var(--guide-soft);padding:.13em .3em;border-radius:3px}
.learning-guide pre{white-space:pre-wrap;overflow:auto;background:var(--guide-surface);padding:1.2rem;border:1px solid var(--guide-line);font-size:.9rem;line-height:1.65}
.learning-guide pre code{background:none;padding:0}
.learning-guide .skip-link{position:absolute;z-index:100;top:0;left:1rem;transform:translateY(-150%);background:var(--guide-accent);color:var(--guide-bg);padding:.8rem 1.2rem}
.learning-guide .skip-link:focus{transform:translateY(1rem)}
.guide-header{max-width:1320px;margin:auto;min-height:100px;padding:1rem 2.5rem;display:flex;align-items:center;justify-content:space-between;gap:1.5rem;border-bottom:1px solid var(--guide-line)}
.guide-brand{display:flex;align-items:center;gap:.8rem;color:var(--guide-text)!important;text-decoration:none;font:750 1.5rem var(--guide-display);letter-spacing:-.06em}
.guide-brand>img,.guide-brand>svg{width:40px;height:40px;flex-shrink:0}
.guide-brand .brand-domain{font-size:.7em;color:var(--guide-muted);font-weight:400;letter-spacing:0}
.guide-tools{display:flex;align-items:center;gap:1.4rem;font-size:.85rem}
.guide-back{color:var(--guide-muted)!important;text-decoration:none;display:inline-flex;align-items:center;gap:.5rem}
.guide-theme,.guide-theme button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;min-width:42px;border:1px solid var(--guide-line);border-radius:50%;background:transparent;color:var(--guide-text);padding:.4rem}
.guide-theme:has(button){border:0;padding:0}
.guide-theme svg,.guide-theme button svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6}
.guide-shell{max-width:1320px;margin:0 auto;display:grid;grid-template-columns:235px minmax(0,1fr);gap:4rem;padding:3.5rem 2.5rem 5rem}
.guide-sidebar{position:sticky;top:2rem;align-self:start;max-height:calc(100dvh - 4rem);overflow-y:auto;padding-right:.5rem;font-size:.86rem;scrollbar-width:thin}
.guide-sidebar>p,.guide-sidebar>h2{font:500 .72rem var(--guide-font);text-transform:uppercase;letter-spacing:.15em;color:var(--guide-muted);margin:0 0 1.2rem}
.guide-toc{display:flex;flex-direction:column;gap:.2rem}
.guide-toc a{display:block;padding:.55rem .8rem;color:var(--guide-muted);text-decoration:none;border-left:2px solid var(--guide-line);line-height:1.5;transition:color .15s,border-color .15s}
.guide-toc a:hover,.guide-toc a[aria-current=true]{color:var(--guide-text);border-left-color:var(--guide-accent)}
.guide-mobile-toc{display:none}
.guide-main{min-width:0;max-width:900px}
.guide-hero{padding-bottom:3rem}
.guide-eyebrow,.section-kicker{font-size:.74rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--guide-violet);line-height:1.5;display:block}
.guide-lede{font-size:1.18rem;line-height:1.8;color:var(--guide-muted);max-width:48rem}
.guide-meta{display:flex;flex-wrap:wrap;gap:.5rem 1.6rem;font-size:.78rem;color:var(--guide-muted);margin:1.5rem 0}
.guide-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-block:1px solid var(--guide-line);padding:1.25rem 0;margin:2rem 0 1.5rem;gap:1rem}
.guide-facts>div{font-size:.82rem;color:var(--guide-muted);line-height:1.5;padding-right:1rem}
.guide-facts strong{display:block;font:500 1.45rem/1.3 var(--guide-display);letter-spacing:-.04em;color:var(--guide-text);margin-bottom:.35rem}
.guide-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin:1.5rem 0}
.guide-button{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:46px;padding:.7rem 1.2rem;text-decoration:none!important;font:600 .9rem var(--guide-font);border:1px solid var(--guide-accent);border-radius:3px;color:var(--guide-bg)!important;background:var(--guide-accent)}
.guide-button:hover{filter:brightness(1.1)}
.guide-button.secondary,.learning-guide button[data-print]{border:1px solid var(--guide-line);background:transparent;color:var(--guide-text)!important}
.guide-section{border-top:1px solid var(--guide-line);padding:3rem 0;scroll-margin-top:2rem}
.guide-intro{color:var(--guide-muted);font-size:1.05rem;line-height:1.85}
.guide-section>p,.guide-step>p,.course-description{max-width:76ch}
.guide-route-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.5rem;margin:1.8rem 0}
.route-card{border:1px solid var(--guide-line);padding:1.5rem;background:var(--guide-surface);min-width:0}
.route-card>p,.route-card ul{font-size:.95rem;color:var(--guide-muted)}
.route-card a{font-size:.9rem}
.route-card .route-label,.route-card>.section-kicker{font-size:.72rem;color:var(--guide-violet);letter-spacing:.12em;text-transform:uppercase;margin:0 0 1rem}
.course-list{margin-top:1.8rem}
.course-row{padding:1.65rem 0;border-top:1px solid var(--guide-line)}
.course-row:last-child{padding-bottom:.4rem}
.course-provider{font-size:.72rem;letter-spacing:.13em;text-transform:uppercase;color:var(--guide-muted);margin-bottom:.55rem}
.learning-guide .course-title{font-size:1.3rem;margin:.5rem 0 .7rem;line-height:1.4}
.course-title a{color:var(--guide-text);text-decoration:none}
.course-tags{display:flex;flex-wrap:wrap;gap:.4rem;margin:.65rem 0 1rem}
.tag{font:500 .69rem/1.4 var(--guide-font);letter-spacing:.015em;padding:.3rem .55rem;border:1px solid var(--guide-line);color:var(--guide-muted);border-radius:3px}
.tag-free{color:var(--guide-accent);border-color:color-mix(in srgb,var(--guide-accent) 38%,var(--guide-line))}
.tag-account{color:var(--guide-muted);border-color:var(--guide-line)}
.tag-advanced{color:var(--guide-violet);border-color:color-mix(in srgb,var(--guide-violet) 40%,var(--guide-line))}
.course-description{color:var(--guide-muted);font-size:.97rem;margin:.8rem 0}
.course-links{display:flex;flex-wrap:wrap;gap:.55rem 1.4rem;font-size:.86rem;margin:.8rem 0 0}
.guide-columns{display:grid;grid-template-columns:1fr 1fr;gap:2rem}
.guide-step{margin:1.8rem 0;padding-top:.4rem}
.guide-step .number,.guide-step>.step-number{display:inline-block;color:var(--guide-violet);font-size:.76rem;margin-bottom:.6rem;letter-spacing:.1em}
.guide-step>p,.guide-step>ul{color:var(--guide-muted);font-size:.98rem}
.course-details,.guide-faq details{border-block:1px solid var(--guide-line);margin:1.5rem 0;padding:.9rem 0}
.course-details summary,.guide-faq summary,.guide-mobile-toc summary{cursor:pointer;font-weight:600;color:var(--guide-text);padding:.3rem 1.4rem .3rem 0}
.course-details summary::marker,.guide-faq summary::marker,.guide-mobile-toc summary::marker{color:var(--guide-violet)}
.course-details[open] summary,.guide-faq details[open] summary{margin-bottom:1rem}
.course-details>p,.guide-faq details>p{color:var(--guide-muted);font-size:.95rem}
.guide-note{font-size:.88rem!important;color:var(--guide-muted);line-height:1.8;max-width:78ch;margin:1.4rem 0!important}
.guide-table-wrap{overflow-x:auto;margin:1.5rem 0 2rem;max-width:100%;scrollbar-width:thin}
.guide-table-wrap table{border-collapse:collapse;min-width:540px;width:100%;font-size:.88rem;line-height:1.65}
.guide-table-wrap caption{text-align:left;color:var(--guide-muted);font-size:.84rem;margin-bottom:.7rem}
.guide-table-wrap th,.guide-table-wrap td{padding:.9rem 1rem;text-align:left;vertical-align:top;border:1px solid var(--guide-line)}
.guide-table-wrap th{background:var(--guide-surface);font-weight:600;color:var(--guide-text)}
.guide-table-wrap td{color:var(--guide-muted)}
.guide-checklist{padding:0!important;list-style:none;margin:1.5rem 0!important}
.guide-checklist li{margin:0!important;padding:0!important;border-bottom:1px solid var(--guide-line)}
.guide-checklist label{display:flex;gap:.85rem;align-items:flex-start;cursor:pointer;padding:1rem .2rem;font-size:.95rem;line-height:1.7}
.guide-checklist input{appearance:auto;accent-color:var(--guide-accent);flex:0 0 auto;min-width:20px;min-height:20px;margin:.2rem 0 0;cursor:pointer}
.guide-checklist label:has(input:checked){color:var(--guide-muted)}
.guide-progress{margin:1.5rem 0;font-size:.85rem;color:var(--guide-muted)}
.guide-progress progress{display:block;appearance:none;width:100%;height:5px;border:0;background:var(--guide-line);color:var(--guide-accent);margin:.8rem 0}
.guide-progress progress::-webkit-progress-bar{background:var(--guide-line)}
.guide-progress progress::-webkit-progress-value{background:var(--guide-accent)}
.guide-progress progress::-moz-progress-bar{background:var(--guide-accent)}
.guide-reset{padding:.5rem 0;background:none;border:0;color:var(--guide-muted);text-decoration:underline;text-underline-offset:.2em;font-size:.8rem!important}
.guide-source-list{font-size:.88rem;color:var(--guide-muted);padding-left:1.2rem}
.guide-source-list li{margin:.8rem 0}
.guide-footer{border-top:1px solid var(--guide-line);padding:2rem 0 1rem;font-size:.82rem;color:var(--guide-muted);display:flex;justify-content:space-between;flex-wrap:wrap;gap:1rem}
.guide-footer p{margin:0}
@media(max-width:1100px){.guide-shell{grid-template-columns:190px minmax(0,1fr);gap:2.5rem}.guide-header{padding-inline:2rem}.guide-shell{padding-inline:2rem}.guide-facts strong{font-size:1.25rem}}
@media(max-width:860px){.guide-shell{display:block;max-width:820px;padding:2rem 1.5rem 4rem}.guide-sidebar{display:none}.guide-header{min-height:82px;padding:1rem 1.5rem}.guide-mobile-toc{display:block;border-block:1px solid var(--guide-line);padding:.7rem 0;margin:0 0 2rem}.guide-mobile-toc .guide-toc{margin:1rem 0 .5rem}.guide-mobile-toc summary{font-size:.9rem}.guide-hero{padding-bottom:2rem}.learning-guide h1{font-size:clamp(2.7rem,7vw,4rem)}.guide-section{padding:2.5rem 0}.guide-lede{font-size:1.08rem}.guide-route-grid{gap:1rem}.route-card{padding:1.2rem}}
@media(max-width:520px){.guide-header{padding-inline:1.1rem;gap:.8rem}.guide-brand{font-size:1.25rem;gap:.45rem}.guide-brand>img,.guide-brand>svg{width:33px;height:33px}.guide-tools{gap:.65rem;font-size:.74rem}.guide-back{max-width:7rem;line-height:1.5}.guide-shell{padding:1.5rem 1.1rem 3rem}.learning-guide h1{font-size:2.65rem}.learning-guide h2{font-size:1.85rem}.learning-guide h3{font-size:1.16rem}.guide-facts{gap:.6rem;padding:1rem 0}.guide-facts>div{font-size:.72rem;padding:0}.guide-facts strong{font-size:1.06rem}.guide-meta{gap:.4rem 1rem;font-size:.74rem}.guide-route-grid,.guide-columns{grid-template-columns:1fr;gap:1rem}.guide-actions{align-items:stretch}.guide-button{flex:1 1 150px;padding:.7rem .8rem;font-size:.84rem}.course-row{padding:1.4rem 0}.course-links{gap:.5rem 1rem}.guide-table-wrap th,.guide-table-wrap td{padding:.7rem .8rem}.guide-faq summary{font-size:.96rem}.guide-footer{display:block}.guide-footer p{margin-bottom:.8rem}}
@media(prefers-reduced-motion:reduce){.learning-guide *, .learning-guide *::before,.learning-guide *::after{scroll-behavior:auto!important;transition:none!important}}
@media print{body.learning-guide{--guide-bg:#fff;--guide-surface:#f3f3f3;--guide-text:#000;--guide-muted:#333;--guide-line:#ccc;--guide-link:#000;--guide-violet:#333;--guide-accent:#000;background:#fff;color:#000;font-size:10pt;line-height:1.5}.guide-shell{display:block;max-width:none;padding:0}.guide-sidebar,.guide-mobile-toc,.guide-tools,.guide-actions,.guide-reset,.guide-progress,.learning-guide .skip-link{display:none!important}.guide-header{padding:0 0 12pt;min-height:0}.guide-brand{font-size:14pt}.guide-hero{padding:14pt 0}.learning-guide h1{font-size:26pt;max-width:none;margin:8pt 0 12pt}.learning-guide h2{font-size:18pt;break-after:avoid}.learning-guide h3,.learning-guide h4{break-after:avoid}.guide-section{padding:18pt 0;break-inside:auto}.guide-facts{margin:12pt 0;padding:10pt 0}.guide-lede{font-size:11pt}.guide-route-grid,.guide-columns{display:block}.route-card{margin:12pt 0;background:none;break-inside:avoid}.course-row,.guide-step,.guide-checklist li{break-inside:avoid}.course-links a{text-decoration:underline}.guide-table-wrap{overflow:visible}.guide-table-wrap table{min-width:0;font-size:9pt}.guide-table-wrap tr{break-inside:avoid}.guide-table-wrap thead{display:table-header-group}.guide-source-list{font-size:9pt}.guide-checklist input{appearance:auto}.course-details:not([open])>*:not(summary),.guide-faq details:not([open])>*:not(summary){display:block!important}.guide-footer{font-size:8pt}.guide-theme{display:none!important}}