/* RCFE University. Editorial system: Literata (text + display) and Libre Franklin (interface). */
@font-face{font-family:"Literata";src:url(/assets/fonts/literata-roman.woff2) format("woff2");font-weight:400 700;font-style:normal;font-display:swap}
@font-face{font-family:"Literata";src:url(/assets/fonts/literata-italic.woff2) format("woff2");font-weight:400 600;font-style:italic;font-display:swap}
@font-face{font-family:"Libre Franklin";src:url(/assets/fonts/franklin.woff2) format("woff2");font-weight:400 700;font-style:normal;font-display:swap}

:root{
  --paper:#f7f4ee; --paper-2:#efeae0; --paper-3:#e6dfd2; --white:#fffdf9;
  --ink:#1d1b18; --ink-2:#4a453e; --ink-3:#6b645a;
  --rule:#d8d0c2; --rule-2:#bfb5a5;
  --accent:#9c3a1d; --accent-2:#7d2e17; --accent-tint:#f2e2d6;
  --serif:"Literata",Georgia,"Times New Roman",serif;
  --sans:"Libre Franklin","Helvetica Neue",Arial,sans-serif;
  --measure:68ch; --wrap:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-padding-top:84px}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--serif);font-size:18px;line-height:1.6;font-optical-sizing:auto;font-variant-numeric:oldstyle-nums proportional-nums;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:.18em}
a:hover{color:var(--accent-2);text-decoration-thickness:2px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:1px}
b,strong{font-weight:620}
h1,h2,h3,h4{font-family:var(--serif);font-weight:500;line-height:1.15;margin:0;color:var(--ink);font-variant-numeric:lining-nums;text-wrap:balance}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.25em}
li{margin:.25em 0}
code{font-size:.88em}
.sc{font-variant-caps:all-small-caps;letter-spacing:.06em;font-variant-numeric:lining-nums}
.ui{font-family:var(--sans)}
.muted{color:var(--ink-2)}
.small{font-size:.85em}
.num,.tnum{font-variant-numeric:lining-nums tabular-nums}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:var(--paper);padding:8px 14px;z-index:100;font-family:var(--sans);font-size:14px}
.skip:focus{left:12px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 32px}
.narrow{max-width:760px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}

/* ---------- header / nav ---------- */
.top{border-bottom:1px solid var(--rule);background:var(--paper);position:sticky;top:0;z-index:30}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:20px}
.mark{font-family:var(--serif);font-size:20px;font-weight:560;color:var(--ink);text-decoration:none;letter-spacing:.01em;white-space:nowrap}
.mark span{font-variant-caps:all-small-caps;letter-spacing:.08em;font-weight:500;color:var(--ink-2);margin-left:.15em}
.mark:hover{color:var(--ink)}
.top nav{display:flex;align-items:center;gap:26px;font-family:var(--sans);font-size:14.5px}
.top nav a{color:var(--ink);text-decoration:none;white-space:nowrap}
.top nav a:hover{text-decoration:underline}
.top nav a[aria-current=page]{text-decoration:underline;text-decoration-color:var(--accent)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;font-family:var(--sans);font-weight:600;font-size:15px;line-height:1;letter-spacing:.01em;background:var(--ink);color:var(--paper);border:1px solid var(--ink);border-radius:2px;padding:14px 22px;text-decoration:none;cursor:pointer;transition:background .15s,color .15s}
.btn:hover{background:var(--accent);border-color:var(--accent);color:var(--paper);text-decoration:none}
.btn.quiet,.btn.outline{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn.quiet:hover,.btn.outline:hover{background:var(--ink);color:var(--paper)}
.btn.small{padding:10px 14px;font-size:14px}
.btn.big{padding:17px 26px;font-size:16px}
.btn.block{width:100%}
.top nav .btn{color:var(--paper);padding:11px 16px;font-size:14px}
.top nav .btn:hover{text-decoration:none}
.textlink{font-family:var(--sans);font-size:15px;font-weight:500}

/* ---------- landing: hero ---------- */
.hero{padding:52px 0 56px;border-bottom:1px solid var(--rule)}
.hero .wrap{display:grid;grid-template-columns:minmax(0,13fr) minmax(0,10fr);gap:72px;align-items:start}
.kicker{font-family:var(--sans);font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2);margin:0 0 22px}
.hero h1{font-size:clamp(40px,4.6vw,60px);line-height:1.04;letter-spacing:-.018em;font-weight:480;margin-bottom:24px;max-width:15ch}
.hero h1 em{font-style:italic;font-weight:420}
.dek{font-size:19.5px;line-height:1.55;color:var(--ink);max-width:36em}
.dek+.dek{margin-top:-.2em}
.buyline{display:flex;flex-wrap:wrap;align-items:center;gap:14px 26px;margin:26px 0 16px}
.buyline .terms{font-family:var(--sans);font-size:14px;color:var(--ink-2);line-height:1.45}
.footnote{font-family:var(--sans);font-size:13px;line-height:1.5;color:var(--ink-3);max-width:44em;margin-top:26px;padding-top:14px;border-top:1px solid var(--rule)}
.footnote a{color:var(--ink-2)}
/* documents shown flat, as printed */
.desk{position:relative;margin:0;padding:6px 0 0 16%}
.sheetpage{background:#fff;border:1px solid #d6cfc3;box-shadow:0 1px 1px rgba(40,30,20,.06),0 10px 26px -14px rgba(40,30,20,.32)}
.sheetpage img{width:100%}
.desk .pg2{position:relative;z-index:2;transform:rotate(1deg)}
.desk .pg1{position:absolute;left:0;top:44px;width:80%;z-index:1;transform:rotate(-2.2deg)}
.desk figcaption{margin-top:22px;font-family:var(--sans);font-size:12.5px;color:var(--ink-3);text-align:right}

/* ---------- colophon (facts table) ---------- */
.colophon{padding:28px 0;border-bottom:1px solid var(--rule)}
.colophon dl{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));margin:0;gap:0}
.colophon dl>div{padding:4px 18px;border-left:1px solid var(--rule)}
.colophon dl>div:first-child{border-left:0;padding-left:0}
.colophon dt{font-family:var(--sans);font-size:12px;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-3);margin-bottom:4px}
.colophon dd{margin:0;font-size:16px;line-height:1.35;font-variant-numeric:lining-nums}

/* ---------- landing: sections ---------- */
.sec{padding:88px 0;border-bottom:1px solid var(--rule)}
.sec.tint{background:var(--paper-2)}
.split{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:56px}
.split>.side-h{position:relative}
.split>.side-h h2{position:sticky;top:96px}
.sec h2{font-size:clamp(30px,3.3vw,42px);letter-spacing:-.012em;line-height:1.1;margin-bottom:18px}
.sec h2.lg{font-size:clamp(34px,4vw,50px)}
.sec h3{font-size:23px;font-weight:560;margin:0 0 8px}
.prose{max-width:var(--measure)}
.prose p,.prose li{font-size:19px}
.prose h3{margin-top:1.6em}
.lead-in{font-variant-caps:all-small-caps;letter-spacing:.06em;font-weight:600}
.secnum{font-family:var(--sans);font-size:13px;color:var(--ink-3);letter-spacing:.06em;display:block;margin-bottom:14px}

/* editorial tables */
.tbl{width:100%;border-collapse:collapse;font-size:16.5px;line-height:1.5;margin:8px 0 0}
.tbl th,.tbl td{text-align:left;vertical-align:top;padding:14px 18px 14px 0;border-bottom:1px solid var(--rule)}
.tbl thead th{font-family:var(--sans);font-size:12.5px;font-weight:600;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-3);border-bottom:1px solid var(--ink);padding-bottom:10px}
.tbl tbody th{font-weight:600;width:32%}
.tbl .cite-s,.cite-s{font-family:var(--sans);font-size:12.5px;color:var(--ink-3);white-space:nowrap}
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.aside-note{margin-top:30px;padding:18px 0 0;border-top:2px solid var(--ink);max-width:var(--measure);font-size:17px}
.aside-note .lab{font-family:var(--sans);font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;display:block;margin-bottom:6px}

/* questions → lessons */
.qlist{list-style:none;padding:0;margin:0;border-top:1px solid var(--ink)}
.qlist li{display:grid;grid-template-columns:minmax(0,1fr) 230px;gap:24px;padding:18px 0;border-bottom:1px solid var(--rule);margin:0}
.qlist q{font-size:21px;line-height:1.35;quotes:"\201C" "\201D"}
.qlist .ans{font-family:var(--sans);font-size:14px;color:var(--ink-2);line-height:1.45}
.qlist .ans b{display:block;color:var(--ink);font-weight:600}

/* contents (what's inside) */
.toc{columns:2;column-gap:56px;margin-top:8px}
.toc .mod{break-inside:avoid;padding:0 0 22px}
.toc .mod h3{font-size:20px;margin:0 0 6px;padding-top:12px;border-top:1px solid var(--ink)}
.toc .mod h3 .sc{font-size:15px;color:var(--ink-3);font-weight:500;margin-right:.4em}
.toc ol{list-style:none;padding:0;margin:0}
.toc li{display:flex;gap:14px;padding:6px 0;border-bottom:1px solid var(--rule);margin:0;font-size:17px;line-height:1.4}
.toc li .n{font-family:var(--sans);font-size:13px;color:var(--ink-3);min-width:1.6em;padding-top:3px;font-variant-numeric:tabular-nums}
.specimens{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px;margin:56px 0 0}
.specimens figure{margin:0}
.specimens .sheetpage{position:static}
.specimens figcaption{font-family:var(--sans);font-size:13px;color:var(--ink-2);margin-top:10px;line-height:1.4}
.features{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 56px;margin-top:56px}
.features p{padding:18px 0;border-top:1px solid var(--rule);margin:0;font-size:17.5px}
.wb-row{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:56px;align-items:start;margin-top:72px;padding-top:40px;border-top:1px solid var(--ink)}

/* spreadsheet excerpt (rendered from the real workbook) */
.sheet{background:#fff;border:1px solid #cfc8bb;font-family:var(--sans);font-size:12.5px;color:#222;box-shadow:0 8px 22px -14px rgba(40,30,20,.3)}
.sheet-bar{display:flex;gap:12px;align-items:center;padding:6px 10px;border-bottom:1px solid #ddd;color:#555;font-size:12px;background:#fafafa}
.sheet-bar .fx{font-style:italic;color:#888;border-right:1px solid #ddd;padding-right:10px}
.sheet-scroll{overflow-x:auto}
.sheet table{border-collapse:collapse;width:100%;font-variant-numeric:tabular-nums lining-nums}
.sheet th,.sheet td{border:1px solid #e3e3e3;padding:3px 8px;white-space:nowrap;line-height:1.5}
.sheet thead th{background:#f3f3f3;color:#666;font-weight:500;text-align:center}
.sheet tbody th{background:#f3f3f3;color:#666;font-weight:500;text-align:center;width:28px}
.sheet td.n{text-align:right}
.sheet td.b{font-weight:700}
.sheet td.hd{background:#1F3A5F;color:#fff;font-weight:700}
.sheet td.in{background:#FFF4D6}
.sheet td.neg{color:#c00}
.sheet td:first-of-type{max-width:230px;overflow:hidden;text-overflow:ellipsis}
.sheet-tabs{display:flex;gap:0;border-top:1px solid #ddd;background:#f3f3f3;overflow:hidden;white-space:nowrap}
.sheet-tabs span{padding:5px 12px;border-right:1px solid #ddd;color:#555;font-size:11.5px}
.sheet-tabs span.on{background:#fff;color:#111;font-weight:600;border-top:2px solid #217346;margin-top:-1px}

/* earnings */
.earn-table{width:100%;border-collapse:collapse;font-variant-numeric:lining-nums tabular-nums;margin-top:28px}
.earn-table th,.earn-table td{padding:12px 16px;border-bottom:1px solid var(--rule);text-align:right;vertical-align:top;font-size:17px}
.earn-table th:first-child,.earn-table td:first-child{text-align:left;padding-left:0;width:34%}
.earn-table thead th{border-bottom:1px solid var(--ink);vertical-align:bottom;padding-bottom:12px}
.earn-table thead .tn{display:block;font-family:var(--sans);font-size:12.5px;font-weight:600;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-3)}
.earn-table thead .tt{display:block;font-size:21px;font-weight:560;margin-top:2px}
.earn-table thead .tx{display:block;font-family:var(--sans);font-size:12.5px;font-weight:400;color:var(--ink-2);line-height:1.4;margin-top:4px}
.earn-table td small,.earn-table th small{display:block;font-family:var(--sans);font-size:12.5px;color:var(--ink-3);font-weight:400;line-height:1.4}
.earn-table tr.tot td{border-bottom:1px solid var(--ink);font-weight:620}
.earn-table tr.netlab td{padding-top:26px;border-bottom:0;font-family:var(--sans);font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--ink)}
.earn-table tr.net td{font-size:19px}
.earn-table tr.net.strong td{font-weight:650;border-bottom:2px solid var(--ink)}
.earn-table tr.net.strong td:not(:first-child){color:var(--accent)}
.earn-table .neg{color:var(--ink-2)}
.tier-stack{display:none}
.earn-notes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:40px;margin-top:36px}
.earn-notes p{font-size:16.5px;margin:0}
details.assume{margin-top:36px;border-top:1px solid var(--ink);border-bottom:1px solid var(--rule)}
details.assume>summary{cursor:pointer;padding:16px 0;font-family:var(--sans);font-weight:600;font-size:15px;list-style:none;display:flex;justify-content:space-between}
details.assume>summary::-webkit-details-marker{display:none}
details.assume>summary::after{content:"+";font-weight:400;font-size:20px;line-height:1}
details.assume[open]>summary::after{content:"\2212"}
details.assume>div{padding:0 0 22px}
details.assume h4{font-size:18px;margin:22px 0 6px}
.mt{width:100%;border-collapse:collapse;font-family:var(--sans);font-size:14px;font-variant-numeric:tabular-nums lining-nums}
.mt th,.mt td{padding:7px 12px 7px 0;border-bottom:1px solid var(--rule);text-align:left}
.mt th{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3);font-weight:600;border-bottom:1px solid var(--ink)}
.mt .num{text-align:right}
.mt tr.subt td{font-weight:600;border-top:1px solid var(--ink-2)}
.mt tr.hl td{font-weight:700;background:var(--accent-tint)}
.disc{font-family:var(--sans);font-size:13.5px;line-height:1.6;color:var(--ink-2);border-left:2px solid var(--ink);padding:2px 0 2px 16px;margin:28px 0 0;max-width:80ch}
.src-small{font-family:var(--sans);font-size:12.5px;line-height:1.6;color:var(--ink-3);margin-top:16px;max-width:110ch}

/* who it's for */
.two-col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:56px}
.plain{list-style:none;padding:0;margin:0;border-top:1px solid var(--ink)}
.plain li{padding:14px 0;border-bottom:1px solid var(--rule);margin:0;font-size:18px}

/* price */
.price{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:56px;align-items:start}
.price .amt{font-size:clamp(64px,8vw,104px);line-height:.95;font-weight:440;letter-spacing:-.03em;font-variant-numeric:lining-nums}
.price .amt small{font-family:var(--sans);font-size:15px;letter-spacing:0;font-weight:500;color:var(--ink-2);margin-left:6px}
.receipt{list-style:none;padding:0;margin:0 0 28px;border-top:1px solid var(--ink)}
.receipt li{display:grid;grid-template-columns:150px minmax(0,1fr);gap:20px;padding:13px 0;border-bottom:1px solid var(--rule);margin:0;font-size:17px;line-height:1.45}
.receipt li b{font-family:var(--sans);font-size:13px;letter-spacing:.06em;text-transform:uppercase;font-weight:600;color:var(--ink-2);padding-top:3px}
.statement{font-size:18px;border-left:2px solid var(--accent);padding:2px 0 2px 18px;margin:24px 0 0;max-width:var(--measure)}

/* author */
.author{display:grid;grid-template-columns:200px minmax(0,1fr);gap:48px;align-items:start}
.portrait{width:200px;aspect-ratio:4/5;background:var(--paper-3);border:1px solid var(--rule-2);display:flex;align-items:flex-end;justify-content:flex-start;position:relative;overflow:hidden}
.portrait img{width:100%;height:100%;object-fit:cover}
.portrait .mono{font-family:var(--serif);font-size:74px;font-weight:420;font-style:italic;color:var(--ink);line-height:1;padding:0 0 16px 18px;letter-spacing:-.04em}
.portrait::after{content:"";position:absolute;left:18px;right:18px;top:18px;border-top:1px solid var(--ink-3)}
.author .cred{font-family:var(--sans);font-size:13.5px;color:var(--ink-2);line-height:1.55;margin-top:18px;padding-top:12px;border-top:1px solid var(--rule)}

/* faq */
.faq details{border-bottom:1px solid var(--rule)}
.faq details:first-of-type{border-top:1px solid var(--ink)}
.faq summary{cursor:pointer;list-style:none;padding:18px 40px 18px 0;font-size:20px;line-height:1.35;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:16px;font-family:var(--sans);font-size:22px;color:var(--ink-2)}
.faq details[open] summary::after{content:"\2212"}
.faq details>div{padding:0 0 18px;max-width:var(--measure)}
.faq details>div p{font-size:17.5px}

.closing h2{max-width:22ch}
.closing .row{display:flex;flex-wrap:wrap;gap:16px 28px;align-items:center;margin-top:26px}

/* ---------- simple pages, legal, messages ---------- */
.page{padding:64px 0 88px}
.page h1{font-size:clamp(36px,4.4vw,52px);letter-spacing:-.015em;line-height:1.08;margin:0 0 24px;max-width:20ch}
.page h2{font-size:26px;margin:2em 0 .5em}
.page .wrap.narrow{max-width:var(--wrap)}
.page .wrap.narrow>p,.page .wrap.narrow li{max-width:var(--measure)}
.legal{max-width:var(--measure)}
.legal p,.legal li{font-size:17.5px}
.legal h2{font-size:24px;padding-top:18px;border-top:1px solid var(--rule)}
.panel{max-width:var(--measure)}
.panel .eyebrow,.eyebrow{display:block;font-family:var(--sans);font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);margin-bottom:16px}
.alert{font-family:var(--sans);font-size:15px;padding:12px 16px;border-left:3px solid var(--ink);background:var(--paper-2);margin:0 0 20px}
.alert.err{border-left-color:var(--accent)}
.alert.ok{border-left-color:#2f5d46}
.note{border-left:2px solid var(--ink);padding:2px 0 2px 18px;margin:22px 0}
.form{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}
.form input[type=email],.form input[type=text]{flex:1 1 260px;font:inherit;font-family:var(--sans);font-size:16px;padding:13px 14px;border:1px solid var(--ink-3);background:var(--white);border-radius:2px;color:var(--ink)}
.form input:focus-visible{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--ink)}
.consent{font-family:var(--sans);font-size:13px;color:var(--ink-3);line-height:1.5;max-width:60ch}
.dl-list{list-style:none;padding:0;margin:0;border-top:1px solid var(--ink)}
.contact-dl{display:grid;grid-template-columns:180px minmax(0,1fr);margin:24px 0;border-top:1px solid var(--ink);max-width:var(--measure)}
.contact-dl dt,.contact-dl dd{padding:14px 0;border-bottom:1px solid var(--rule);margin:0}
.contact-dl dt{font-family:var(--sans);font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3);font-weight:600;padding-top:17px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0 28px;margin:20px 0}
.card{border-top:1px solid var(--ink);padding:14px 0}
.card h3{font-size:20px;margin-bottom:4px}

/* checklist opt-in */
.optin-page{padding:64px 0 80px;border-bottom:1px solid var(--rule)}
.optin-page .wrap{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:64px;align-items:start}
.optin-page h1{font-size:clamp(38px,4.6vw,58px);letter-spacing:-.016em;line-height:1.05;margin-bottom:24px}
.optbox{border-top:2px solid var(--ink);padding-top:20px}
.optbox h2{font-size:24px;margin-bottom:6px}
.optin-page .sheetpage{position:static;margin-top:34px;max-width:360px}

/* footer */
footer.site{padding:64px 0 48px;font-family:var(--sans);font-size:14px;color:var(--ink-2);background:var(--paper)}
.fgrid{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,3fr) minmax(0,3fr);gap:40px;padding-bottom:36px;border-bottom:1px solid var(--rule)}
footer.site h4{font-family:var(--sans);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);font-weight:600;margin-bottom:10px}
footer.site ul{list-style:none;padding:0;margin:0}
footer.site li{margin:6px 0}
footer.site a{color:var(--ink)}
footer.site .fine{font-size:12.5px;line-height:1.65;color:var(--ink-3);padding-top:24px;max-width:120ch}
footer.site .mark{font-size:19px}

/* ================= COURSE (reader) ================= */
body.reader-body{background:var(--paper)}
.ctop{position:sticky;top:0;z-index:40;height:56px;border-bottom:1px solid var(--rule);background:var(--paper);display:flex;align-items:center;gap:18px;padding:0 20px;font-family:var(--sans);font-size:14px}
.ctop .mark{font-size:18px}
.ctop .ctitle{color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;border-left:1px solid var(--rule);padding-left:18px}
.ctop .sp{flex:1}
.ctop a{color:var(--ink);text-decoration:none}
.ctop a:hover{text-decoration:underline}
.drawer-t{display:none;font:inherit;font-family:var(--sans);font-size:14px;font-weight:600;background:transparent;border:1px solid var(--ink);border-radius:2px;padding:8px 12px;color:var(--ink);cursor:pointer}
.reader{display:grid;grid-template-columns:300px minmax(0,1fr);min-height:calc(100vh - 56px)}
.cside{position:sticky;top:56px;height:calc(100vh - 56px);overflow-y:auto;border-right:1px solid var(--rule);background:var(--paper-2);padding:26px 0 40px;font-family:var(--sans);font-size:14px}
.cside .ct{padding:0 22px 18px;border-bottom:1px solid var(--rule)}
.cside .ct .t{font-family:var(--serif);font-size:18px;line-height:1.25;font-weight:560;display:block;color:var(--ink);text-decoration:none}
.meter{height:3px;background:var(--paper-3);margin:14px 0 8px;position:relative}
.meter i{position:absolute;left:0;top:0;bottom:0;background:var(--ink);width:0;transition:width .3s}
.meter-t{font-size:12.5px;color:var(--ink-2)}
.cside .dash{display:block;padding:12px 22px;color:var(--ink);text-decoration:none;font-weight:600;border-bottom:1px solid var(--rule)}
.cside .dash[aria-current=page]{background:var(--paper)}
.cside .m{padding:18px 22px 6px;font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);font-weight:600}
.cside .m b{display:block;font-family:var(--serif);text-transform:none;letter-spacing:0;font-size:15px;color:var(--ink);font-weight:560;margin-top:2px}
.cside ol{list-style:none;margin:0;padding:0}
.cside li{margin:0}
.cside li a{display:grid;grid-template-columns:26px minmax(0,1fr) 14px;gap:6px;align-items:baseline;padding:7px 18px 7px 22px;color:var(--ink);text-decoration:none;line-height:1.35;border-left:3px solid transparent}
.cside li a:hover{background:var(--paper)}
.cside li a .n{font-size:12px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.cside li a .st{width:11px;height:11px;border:1px solid var(--ink-3);border-radius:50%;align-self:center;justify-self:end}
.cside li a.done .st{background:var(--ink);border-color:var(--ink);box-shadow:inset 0 0 0 2px var(--paper-2)}
.cside li a[aria-current=page]{background:var(--paper);border-left-color:var(--accent);font-weight:600}
.cside .acct{margin-top:22px;padding:14px 22px 0;border-top:1px solid var(--rule);display:flex;flex-direction:column;gap:6px}
.cside .acct a{color:var(--ink-2)}
.cmain{padding:56px 48px 96px;min-width:0}
.cmain-in{max-width:760px;margin:0 auto 0 max(0px,calc((100% - 1040px)/2))}
.lesson-grid{display:grid;grid-template-columns:minmax(0,var(--measure)) 220px;gap:56px;justify-content:start}
.otp{position:sticky;top:88px;align-self:start;font-family:var(--sans);font-size:13px;border-top:1px solid var(--ink);padding-top:10px}
.otp b{display:block;font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);margin-bottom:6px}
.otp ol{list-style:none;padding:0;margin:0}
.otp li{margin:0}
.otp a{display:block;padding:5px 0;color:var(--ink-2);text-decoration:none;line-height:1.35}
.otp a:hover,.otp a.on{color:var(--ink);text-decoration:underline}

/* lesson header */
.lhead{margin-bottom:40px;padding-bottom:22px;border-bottom:1px solid var(--ink)}
.lhead .mod{font-family:var(--sans);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);font-weight:600;margin-bottom:22px;display:block}
.lhead .lnum{font-size:88px;line-height:.9;font-weight:300;letter-spacing:-.04em;color:var(--accent);font-variant-numeric:lining-nums tabular-nums;display:block;margin-bottom:10px}
.lhead h1{font-size:clamp(32px,3.6vw,46px);line-height:1.08;letter-spacing:-.014em;font-weight:500}
.lhead .meta{font-family:var(--sans);font-size:13.5px;color:var(--ink-2);margin-top:18px;display:flex;flex-wrap:wrap;gap:6px 18px}
.lhead .meta span{white-space:nowrap}
.lhead .meta span:not(:last-child)::after{content:"\00b7";margin-left:18px;color:var(--ink-3)}

/* long-form lesson typography */
.lbody{font-size:19px;line-height:1.68;max-width:var(--measure)}
.lbody p,.lbody li{hyphens:auto;-webkit-hyphens:auto}
.lbody h2,.lbody h3{scroll-margin-top:84px}
.lbody h2{font-size:30px;margin:2em 0 .6em;padding-top:.6em;border-top:1px solid var(--rule)}
.lbody h3{font-size:24px;font-weight:560;margin:1.9em 0 .55em}
.lbody h4{font-size:19px;font-weight:620;margin:1.6em 0 .4em}
.lbody ul,.lbody ol{padding-left:1.3em}
.lbody li{margin:.4em 0}
.lbody li::marker{color:var(--ink-3)}
.lbody b{font-weight:620}
.lbody .cite{font-family:var(--sans);font-size:12.5px;color:var(--ink-3);white-space:nowrap;letter-spacing:.01em}
.lbody .small,.lbody p.small{font-size:15px;color:var(--ink-2)}
.lbody a{word-break:break-word}
.lbody .tw{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:1.4em 0 1.8em;border-top:1px solid var(--ink)}
.lbody table{width:100%;border-collapse:collapse;font-family:var(--sans);font-size:14.5px;line-height:1.5;font-variant-numeric:lining-nums tabular-nums}
.lbody th,.lbody td{text-align:left;vertical-align:top;padding:10px 14px 10px 0;border-bottom:1px solid var(--rule)}
.lbody th{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3);font-weight:600;border-bottom:1px solid var(--ink-2)}
.lbody td.num,.lbody th.num{text-align:right}
.lbody td.src,.lbody td.url{color:var(--ink-3);font-size:13px}
.lbody td.url a{color:var(--accent)}
.lbody tr.tot td{font-weight:700;border-top:1px solid var(--ink)}
.lbody td.box{width:34px;padding-right:6px}
.lbody tr.ticked td:not(.box){color:var(--ink-3)}
.lbody .ws-h{font-size:28px}
.lbody .wl{border-bottom:1px solid var(--rule-2);height:34px}
.lbody .math{font-family:var(--sans);font-size:15px;background:var(--paper-2);padding:14px 16px;border-left:2px solid var(--ink)}
/* checkboxes */
.tick{appearance:none;-webkit-appearance:none;width:20px;height:20px;border:1.5px solid var(--ink-2);border-radius:2px;background:var(--white);margin:1px 0 0;cursor:pointer;display:inline-grid;place-content:center;vertical-align:top}
.tick::after{content:"";width:10px;height:6px;border-left:2px solid var(--paper);border-bottom:2px solid var(--paper);transform:rotate(-45deg) translate(1px,-1px);opacity:0}
.tick:checked{background:var(--ink);border-color:var(--ink)}
.tick:checked::after{opacity:1}
.tick:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.chk-count{font-family:var(--sans);font-size:13px;color:var(--ink-2);margin:-.8em 0 1.4em}
/* phases (roadmap) */
.lbody .phase{display:grid;grid-template-columns:150px minmax(0,1fr);gap:22px;padding:16px 0;border-top:1px solid var(--rule)}
.lbody .phase:last-of-type{border-bottom:1px solid var(--rule)}
.lbody .ph{font-family:var(--sans);font-size:13px;font-weight:700;line-height:1.4;color:var(--ink)}
.lbody .ph span{display:block;font-family:var(--serif);font-weight:500;font-size:16px;margin-top:4px;color:var(--ink-2)}
.lbody .phase ul{margin:0}
/* callouts */
.co{margin:2em 0;padding:4px 0 4px 22px;border-left:2px solid var(--ink);font-size:18px}
.co>.co-l{display:block;font-family:var(--sans);font-size:11.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;margin-bottom:6px;color:var(--ink)}
.co>:last-child{margin-bottom:0}
.co ul{margin:.5em 0 0}
.co.rule{border-left-color:var(--ink)}
.co.cost{border-left:0;padding:14px 0;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);font-variant-numeric:lining-nums tabular-nums}
.co.watch{border-left:3px solid var(--accent)}
.co.watch>.co-l{color:var(--accent)}
.co.do{border:1px solid var(--rule-2);background:var(--white);padding:18px 22px}
.co.do ul{list-style:none;padding:0}
.co.do li{display:grid;grid-template-columns:28px minmax(0,1fr);gap:8px;margin:.5em 0}
.co.do li.ticked span{color:var(--ink-3)}
.co.note-n{border-left-color:var(--rule-2)}
.co.legal{font-family:var(--sans);font-size:14px;color:var(--ink-2);border-left-color:var(--rule-2)}
/* lesson footer */
.lfoot{margin-top:56px;padding-top:24px;border-top:1px solid var(--ink);max-width:var(--measure)}
.complete{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:36px}
.complete .state{font-family:var(--sans);font-size:14px;color:var(--ink-2)}
.pn{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.pn a{display:block;text-decoration:none;color:var(--ink);padding:16px 0;border-top:1px solid var(--rule)}
.pn a:hover .t{text-decoration:underline}
.pn .l{display:block;font-family:var(--sans);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);font-weight:600;margin-bottom:6px}
.pn .t{font-size:19px;line-height:1.3}
.pn .next{text-align:right}

/* dashboard */
.dash-h h1{font-size:clamp(36px,4vw,52px);letter-spacing:-.015em;line-height:1.05;margin-bottom:10px}
.dash-h p{font-size:19px;color:var(--ink-2);max-width:var(--measure)}
.resume{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:center;margin:34px 0 0;padding:24px 0;border-top:2px solid var(--ink);border-bottom:1px solid var(--rule)}
.resume .l{font-family:var(--sans);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);font-weight:600}
.resume .t{font-size:26px;line-height:1.2;margin-top:6px;font-weight:500}
.resume .s{font-family:var(--sans);font-size:14px;color:var(--ink-2);margin-top:6px}
.dash-sec{margin-top:64px}
.dash-sec>h2{font-size:28px;margin-bottom:14px}
.ctoc .mod{padding-top:14px;border-top:1px solid var(--ink);margin-top:26px;display:grid;grid-template-columns:200px minmax(0,1fr);gap:24px}
.ctoc .mod h3{font-size:20px;line-height:1.25}
.ctoc .mod h3 .sc{display:block;font-size:14px;color:var(--ink-3);font-weight:500}
.ctoc ol{list-style:none;padding:0;margin:0}
.ctoc li{margin:0}
.ctoc li a{display:grid;grid-template-columns:30px minmax(0,1fr) auto 16px;gap:10px;align-items:baseline;padding:9px 0;border-bottom:1px solid var(--rule);text-decoration:none;color:var(--ink);font-size:17.5px;line-height:1.35}
.ctoc li a:hover .tt{text-decoration:underline}
.ctoc li .n{font-family:var(--sans);font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.ctoc li .rt{font-family:var(--sans);font-size:12.5px;color:var(--ink-3);white-space:nowrap}
.ctoc li .st{width:11px;height:11px;border:1px solid var(--ink-3);border-radius:50%;align-self:center}
.ctoc li a.done .st{background:var(--ink);border-color:var(--ink)}
.downloads{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;margin-top:10px}
.downloads a{display:block;text-decoration:none;color:var(--ink)}
.downloads .thumb{aspect-ratio:8.5/11;background:#fff;border:1px solid #d6cfc3;overflow:hidden;box-shadow:0 6px 18px -12px rgba(40,30,20,.35);margin-bottom:12px}
.downloads .thumb img{width:100%;height:100%;object-fit:cover;object-position:top}
.downloads .thumb.wb img{object-position:left top}
.downloads .t{font-size:18px;line-height:1.3;display:block}
.downloads .s{font-family:var(--sans);font-size:13px;color:var(--ink-2);display:block;margin-top:4px}
.downloads a:hover .t{text-decoration:underline}
.helpnote{margin-top:64px;padding-top:18px;border-top:1px solid var(--rule);font-size:17px;max-width:var(--measure)}
.accesslink input{width:100%;margin-top:8px;padding:10px 12px;border:1px solid var(--ink-3);background:var(--white);border-radius:2px;font-family:var(--sans);font-size:14px;color:var(--ink)}
.preview-cta{margin-top:56px;padding-top:24px;border-top:2px solid var(--ink);max-width:var(--measure)}
.preview-cta h2{font-size:28px;margin-bottom:10px}
.drawer-bg{display:none}

/* ---------- responsive ---------- */
@media (max-width:1240px){.lesson-grid{grid-template-columns:minmax(0,var(--measure))}.otp{display:none}}
@media (max-width:1020px){
  .hero .wrap,.optin-page .wrap{grid-template-columns:1fr;gap:40px}
  .desk{max-width:520px}
  .split,.price,.wb-row{grid-template-columns:1fr;gap:28px}
  .split>.side-h h2{position:static}
  .colophon dl{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:18px}
  .colophon dl>div:nth-child(4){border-left:0;padding-left:0}
  .specimens{grid-template-columns:repeat(2,minmax(0,1fr))}
  .reader{grid-template-columns:1fr}
  .drawer-t{display:inline-block}
  .cside{position:fixed;top:56px;left:0;bottom:0;height:auto;width:min(340px,88vw);z-index:50;transform:translateX(-102%);transition:transform .22s ease;box-shadow:none}
  .cside.open{transform:none;box-shadow:6px 0 24px rgba(29,27,24,.14)}
  .cmain{padding:40px 28px 80px}
  .cmain-in{margin:0 auto}
  .ctop .ctitle{display:none}
}
@media (max-width:760px){
  body{font-size:17px}
  .wrap{padding:0 20px}
  .top .wrap{height:58px}
  .top nav{gap:14px}
  .top .mark{font-size:17px}
  .top nav .btn{padding:9px 12px;font-size:13.5px}
  .top nav .hide-m{display:none}
  .hero{padding:40px 0 40px}
  .hero h1{font-size:40px;max-width:none}
  .dek{font-size:18.5px}
  .desk{padding:0 0 0 14%;max-width:420px}
  .desk figcaption{text-align:left;margin-top:16px}
  .colophon dl{grid-template-columns:repeat(2,minmax(0,1fr))}
  .colophon dl>div{border-left:0;padding-left:0}
  .sec{padding:60px 0}
  .prose p,.prose li{font-size:17.5px}
  .tbl tbody th{width:auto}
  .tbl,.tbl tbody,.tbl tr,.tbl th,.tbl td{display:block}
  .tbl thead{display:none}
  .tbl tr{padding:12px 0;border-bottom:1px solid var(--rule)}
  .tbl th,.tbl td{border:0;padding:2px 0}
  .qlist li{grid-template-columns:1fr;gap:6px}
  .qlist q{font-size:19px}
  .toc{columns:1}
  .features,.two-col,.earn-notes{grid-template-columns:1fr;gap:0}
  .two-col{gap:36px}
  .earn-table{display:none}
  .tier-stack{display:block;margin-top:24px}
  .tier-stack section{padding:18px 0 8px;border-top:2px solid var(--ink)}
  .tier-stack h3{font-size:22px}
  .tier-stack .tx{font-family:var(--sans);font-size:13px;color:var(--ink-2);margin:4px 0 10px}
  .tier-stack dl{margin:0;font-variant-numeric:lining-nums tabular-nums}
  .tier-stack dl>div{display:flex;justify-content:space-between;gap:16px;padding:9px 0;border-bottom:1px solid var(--rule)}
  .tier-stack dt{font-size:15.5px}
  .tier-stack dt small{display:block;font-family:var(--sans);font-size:12px;color:var(--ink-3)}
  .tier-stack dd{margin:0;text-align:right;font-size:16px;white-space:nowrap}
  .tier-stack .tot{border-bottom:1px solid var(--ink)}
  .tier-stack .tot dt,.tier-stack .tot dd{font-weight:620}
  .tier-stack .nets{display:grid;grid-template-columns:repeat(3,1fr);margin:12px 0 18px;text-align:left}
  .tier-stack .nets div{padding:8px 0}
  .tier-stack .nets b{display:block;font-size:20px;font-weight:600;font-variant-numeric:lining-nums tabular-nums}
  .tier-stack .nets .strong b{color:var(--accent)}
  .tier-stack .nets span{font-family:var(--sans);font-size:12px;color:var(--ink-3);text-transform:uppercase;letter-spacing:.06em}
  .tier-stack .nl{font-family:var(--sans);font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-top:14px}
  .receipt li{grid-template-columns:1fr;gap:2px}
  .author{grid-template-columns:1fr;gap:24px}
  .portrait{width:150px}
  .portrait .mono{font-size:58px}
  .faq summary{font-size:18px}
  .fgrid{grid-template-columns:1fr 1fr}
  .fgrid>div:first-child{grid-column:1/-1}
  .page{padding:40px 0 64px}
  .contact-dl{grid-template-columns:1fr}
  .contact-dl dt{border-bottom:0;padding-bottom:0}
  .ctop{padding:0 14px;gap:12px}
  .ctop .hide-m{display:none}
  .cmain{padding:28px 20px 72px}
  .lhead .lnum{font-size:64px}
  .lbody{font-size:17.5px;line-height:1.65}
  .lbody h3{font-size:21px}
  .lbody .phase{grid-template-columns:1fr;gap:6px}
  .lbody table.chk thead,.lbody table.chk tr:first-child:has(th){display:none}
  .lbody table.chk,.lbody table.chk tbody{display:block}
  .lbody table.chk tr{display:grid;grid-template-columns:34px minmax(0,1fr);border-bottom:1px solid var(--rule);padding:10px 0}
  .lbody table.chk td{border:0;padding:0}
  .lbody table.chk td.src{grid-column:2;margin-top:4px}
  .lbody table{font-size:14px}
  .pn{grid-template-columns:1fr;gap:0}
  .pn .next{text-align:left}
  .resume{grid-template-columns:1fr}
  .ctoc .mod{grid-template-columns:1fr;gap:6px}
  .ctoc li a{grid-template-columns:28px minmax(0,1fr) 14px}
  .ctoc li .rt{display:none}
  .downloads{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
  .downloads .t{font-size:15px}
  .specimens{gap:16px}
  .optin-page{padding:40px 0 56px}
}

/* ---------- print ---------- */
@media print{
  @page{margin:18mm 16mm}
  body{background:#fff;color:#000;font-size:11pt;line-height:1.5}
  .top,.ctop,.cside,.otp,.lfoot,.drawer-t,.skip,footer.site,.btn,.preview-cta,.drawer-bg{display:none!important}
  .reader{display:block}
  .cmain{padding:0}
  .cmain-in,.lesson-grid{display:block;max-width:none;margin:0}
  .lbody{max-width:none;font-size:11pt}
  .lhead .lnum{font-size:40pt;color:#000}
  .lbody .tw{overflow:visible}
  .lbody table{font-size:9pt}
  .lbody tr,.co,.phase{break-inside:avoid}
  .lbody h2,.lbody h3{break-after:avoid}
  .tick{border-color:#000}
  a{color:#000}
  .co.watch{border-left-color:#000}.co.watch>.co-l{color:#000}
}
.vh{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}