@font-face{font-family:DM Sans;src:url('/fonts/dm-normal-400.ttf') format('truetype');font-weight:400;font-display:swap}
@font-face{font-family:DM Sans;src:url('/fonts/dm-normal-600.ttf') format('truetype');font-weight:600 900;font-display:swap}
@font-face{font-family:Instrument Serif;src:url('/fonts/instrument-normal-400.ttf') format('truetype');font-weight:400;font-display:swap}
@font-face{font-family:Instrument Serif;src:url('/fonts/instrument-italic-400.ttf') format('truetype');font-style:italic;font-weight:400;font-display:swap}
:root{--paper:#f2ebdd;--sheet:#fffdf6;--ink:#151515;--muted:#615a50;--line:#d1c7b6;--red:#b82f28;--bright-red:#ef3e36;--dark:#151515;--on-dark:#f2ebdd;--dark-muted:#c9bcaa;color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.65 'DM Sans',Arial,sans-serif}a{color:inherit;text-underline-offset:4px}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button,.button{cursor:pointer}button:active,.button:active{transform:translateY(1px)}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--bright-red);outline-offset:5px}[hidden]{display:none!important}::selection{background:var(--red);color:#fffdf6}.wrap{width:min(1200px,calc(100% - 96px));margin-inline:auto}.masthead{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:28px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-size:13px;font-weight:600;letter-spacing:.015em}.brand img{object-fit:contain}.nav-link{font-size:14px;padding-block:12px}.hero{display:grid;grid-template-columns:1.35fr 1fr;gap:90px;align-items:center;padding-block:65px 100px}.eyebrow{font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;margin:0 0 22px;color:var(--muted)}h1,h2,h3,p{margin-top:0}h1,h2{font-family:'Instrument Serif',Georgia,serif;font-weight:400}h1{font-size:clamp(52px,5.7vw,82px);line-height:1.04;letter-spacing:-.028em;margin-bottom:28px}h1 em{color:var(--red);font-weight:400}h2{font-size:48px;line-height:1.1;letter-spacing:-.015em;margin-bottom:24px}h3{font-size:20px;line-height:1.35;font-weight:600}.deck{font-size:20px;line-height:1.55;max-width:34em;margin-bottom:18px}.hero-detail{font-size:14px;color:var(--muted);max-width:36em;margin-bottom:30px}.access-form label{display:block;font-size:14px;font-weight:600;margin-bottom:9px}.input-row{display:grid;grid-template-columns:minmax(140px,1fr) auto;gap:8px}.input-row input{border:1px solid var(--muted);background:var(--sheet);color:var(--ink);width:100%;min-height:54px;padding:12px 14px;border-radius:0;font-size:14px}.input-row input::placeholder{color:var(--muted)}button,.button{border:0;border-radius:0;background:var(--red);color:#fffdf6;min-height:54px;padding:13px 20px;font-size:14px;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}button:hover,.button:hover{background:#8f241c}.form-help,.access-note,.small{font-size:12px;line-height:1.65;color:var(--muted)}.form-help{margin:9px 0 0}.access-note{max-width:42em;margin:16px 0 0}.error{color:var(--red);font-size:14px;margin-top:8px}.guide-preview{padding:16px 18px 0}.book{background:var(--dark);color:var(--on-dark);padding:35px 34px 29px;aspect-ratio:3/4;box-shadow:12px 15px 0 var(--line);display:flex;flex-direction:column;position:relative;border-left:10px solid #24211e;transform:rotate(2deg)}.book-author{font-size:13px;margin-bottom:32px}.book h2{font-size:55px;line-height:.99;letter-spacing:-.025em;margin-bottom:18px}.book-subtitle{font-size:14px;color:var(--dark-muted);line-height:1.6}.book-path{border-left:3px solid var(--bright-red);padding-left:18px;display:grid;gap:8px;margin:20px 0 28px;font-size:16px}.book-footer{font-size:11px;color:var(--dark-muted);margin:auto 0 0}.preview-caption{font-size:12px;color:var(--muted);margin:32px 0 0;text-align:center}.intro-strip{background:var(--dark);color:var(--on-dark);padding:45px 0}.intro-strip p{font-family:'Instrument Serif',Georgia,serif;font-size:36px;line-height:1.2;margin:0}.contents{padding-block:90px}.section-heading{max-width:620px;margin-bottom:52px}.section-heading p:not(.eyebrow){color:var(--muted);max-width:530px}.chapter-list{margin:0;padding:0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:36px 70px}.chapter-list li{display:grid;grid-template-columns:35px 1fr;gap:18px;align-items:start}.chapter-number{font-size:13px;color:var(--red);font-weight:600;padding-top:3px}.chapter-list h3{margin-bottom:8px}.chapter-list p{font-size:14px;color:var(--muted);margin-bottom:8px}.chapter-list .output{font-size:12px;color:var(--ink)}.author-note{border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1.4fr;gap:90px;padding-block:65px}.author-note p{max-width:600px}.byline{font-family:'Instrument Serif',Georgia,serif;font-size:29px;margin-bottom:0}.final-cta{border-top:1px solid var(--line);padding-block:65px 75px}.final-cta h2{margin-bottom:15px}.final-cta .small{margin:18px 0 0}.footer{border-top:1px solid var(--line);padding-block:28px;display:flex;justify-content:space-between;gap:24px;font-size:12px;color:var(--muted)}.skip{position:absolute;top:8px;left:12px;z-index:2;background:var(--sheet);padding:10px;transform:translateY(-160%)}.skip:focus{transform:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.reader-layout{display:grid;grid-template-columns:255px minmax(0,720px);gap:80px;align-items:start;padding-block:40px 80px}.reader-sidebar{position:sticky;top:30px;max-height:calc(100dvh - 60px);overflow-y:auto;overscroll-behavior:contain;padding-right:8px}.reader-greeting{font-size:16px;font-weight:600;overflow-wrap:anywhere}.reader-sidebar nav{display:grid;gap:4px}.reader-sidebar nav a{font-size:13px;line-height:1.45;text-decoration:none;padding:10px 10px;border-left:2px solid transparent}.reader-sidebar nav a:hover{background:var(--sheet)}.reader-sidebar nav a[aria-current]{border-color:var(--red);color:var(--red);font-weight:600}.reader-sidebar nav a span{color:var(--muted);margin-right:4px}.reader-tools{display:grid;gap:14px;border-top:1px solid var(--line);padding-top:20px;margin-top:24px}.reader-tools button{justify-self:start;min-height:44px;padding:9px 14px;font-size:12px}.reader-tools a{font-size:13px;padding-block:6px}.reader-tools #clear-username{background:none;color:var(--muted);text-decoration:underline;padding:0;min-height:44px}.reader-sidebar>.small{margin-top:20px}.reading{min-width:0;width:100%;overflow-wrap:break-word}.reading h1{font-size:60px;line-height:1.07}.reading p{margin-bottom:22px}.reading-deck{font-size:22px}.reading-chapter{margin-top:70px;padding-top:55px;border-top:1px solid var(--line);scroll-margin-top:20px}.reading h2{font-size:45px}.reading h3{margin-top:32px;margin-bottom:15px}.chapter-output{font-size:16px;color:var(--red);font-weight:600}.reading .eyebrow{font-size:12px;margin-bottom:16px}.action-list{padding-left:23px}.action-list li{padding-left:7px;margin-bottom:13px}.prompt-block{background:var(--dark);color:var(--on-dark);padding:22px 26px;margin-block:30px}.prompt-heading{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:17px}.prompt-heading h3{font-size:15px;margin:0}.prompt-heading button{background:var(--on-dark);color:var(--dark);font-size:12px;padding:8px 12px;min-height:44px;flex-shrink:0}.prompt-heading button:hover{background:#e2d5c1}.prompt-block pre{font:400 14px/1.75 'DM Sans',Arial,sans-serif;white-space:pre-wrap;overflow-wrap:anywhere;margin:0}.exercise{border-left:3px solid var(--red);padding-left:24px;margin-block:30px}.exercise h3{margin-top:0}.exercise p{margin-bottom:0}.table-wrap{max-width:100%;overflow-x:auto;margin-block:30px}table{border-collapse:collapse;width:100%;font-size:13px;line-height:1.6}th,td{text-align:left;padding:13px 14px;vertical-align:top}thead{background:var(--dark);color:var(--on-dark)}tbody th{font-weight:400}tbody tr:nth-child(even){background:var(--sheet)}.source-note{font-size:12px;color:var(--muted)}.next-chapter{display:inline-block;font-size:14px;color:var(--red);padding-block:12px;margin-top:12px}.sources{padding-left:20px;font-size:13px}.sources p{margin-block:8px 20px;color:var(--muted)}.privacy{max-width:750px;padding-block:60px 90px}.privacy h1{font-size:65px}.privacy h2{font-size:34px;margin-top:35px}
@media(prefers-color-scheme:dark){:root{--paper:#151515;--sheet:#24211e;--ink:#f2ebdd;--muted:#c9bcaa;--line:#49433b;--red:#ef3e36;color-scheme:dark}.input-row input{border-color:#8d8172}.book{box-shadow:12px 15px 0 #49433b;border:1px solid #49433b;border-left:10px solid #24211e}button,.button{background:#b82f28}.prompt-block{border:1px solid var(--line)}thead{background:#24211e}}
@media(min-width:1600px){.hero{gap:115px}}
@media(max-width:1000px){.wrap{width:calc(100% - 64px)}.hero{gap:45px;grid-template-columns:1.3fr 1fr}.book{padding:28px 23px}.book h2{font-size:45px}.input-row{grid-template-columns:1fr}.input-row button{width:100%}.reader-layout{gap:40px;grid-template-columns:210px minmax(0,1fr)}.reading h1{font-size:50px}.chapter-list{gap:30px 40px}.book-author{margin-bottom:25px}}
@media(max-width:767px){.wrap{width:calc(100% - 40px)}.masthead{padding-block:20px;gap:18px}.brand{font-size:11px;gap:8px}.brand img{width:32px;height:32px}.nav-link{font-size:12px}.hero{display:flex;flex-direction:column;gap:45px;padding-block:36px 65px;align-items:stretch}.hero h1{font-size:54px;line-height:1.07}.eyebrow{font-size:11px;margin-bottom:18px}.deck{font-size:18px}.hero-detail{font-size:13px}.guide-preview{max-width:360px;margin-inline:auto;width:100%;padding:0 18px 0 8px}.book{padding:30px;aspect-ratio:3/3.8}.book h2{font-size:52px}.book-path{margin-block:18px 24px;gap:5px}.intro-strip{padding-block:34px}.intro-strip p{font-size:29px}.contents{padding-block:60px}.section-heading{margin-bottom:38px}.section-heading h2{font-size:39px}.chapter-list{grid-template-columns:1fr;gap:30px}.chapter-list li{gap:10px;grid-template-columns:28px 1fr}.author-note{grid-template-columns:1fr;gap:12px;padding-block:45px}.author-note h2{font-size:37px}.final-cta{padding-block:45px}.final-cta h2{font-size:40px}.final-cta .button{width:100%}.footer{flex-direction:column;gap:10px;padding-block:22px}.reader-layout{display:flex;flex-direction:column;gap:42px;padding-block:20px 50px}.reader-sidebar{position:static;width:100%;max-height:none;overflow:visible;padding-right:0}.reader-sidebar nav{grid-template-columns:1fr 1fr;gap:6px}.reader-sidebar nav a{font-size:12px;min-height:44px}.reader-tools{grid-template-columns:1fr 1fr;align-items:center;gap:12px}.reader-sidebar>.small{font-size:11px}.reading h1{font-size:46px}.reading h2{font-size:36px}.reading p{font-size:16px}.reading p.eyebrow{font-size:11px}.reading-chapter{margin-top:50px;padding-top:40px}.prompt-block{padding:20px}.prompt-heading{gap:10px}.prompt-block pre{font-size:13px}.reading .source-note{font-size:12px}th,td{padding:10px;min-width:120px}.privacy{padding-block:30px 55px}.privacy h1{font-size:48px}}
@media(max-width:360px){.hero h1{font-size:47px}.wrap{width:calc(100% - 32px)}.brand span{max-width:120px}.reader-sidebar nav{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}button:active,.button:active{transform:none}}
@media print{@page{margin:18mm}body{background:white;color:#151515;font:11pt/1.5 Georgia,serif}.masthead,.reader-sidebar,.footer,.skip,.prompt-heading button,.next-chapter{display:none!important}.wrap,.reader-layout{display:block;width:auto;margin:0;padding:0}.reading h1{font-size:32pt}.reading h2{font-size:25pt}.reading h3{font-size:14pt;margin-top:20px;margin-bottom:10px;break-after:avoid}.reading-chapter{break-before:page;margin:0;padding:0;border:0}.reading p{font-size:11pt}.prompt-block{background:#f2ebdd;color:#151515;border:1px solid #d1c7b6;box-shadow:none}.prompt-block pre{font-size:10pt}.exercise{border-color:#b82f28}.prompt-block,.exercise{margin-block:20px}.table-wrap{overflow:visible}thead{background:#f2ebdd;color:#151515}th,td{padding:8px 10px}tr{break-inside:avoid}a{color:inherit}h1,h2{break-after:avoid}.chapter-output{color:#b82f28}}

.reader-sidebar summary{cursor:pointer;font-size:14px;font-weight:600;min-height:44px;padding-block:10px}.reader-sidebar details{margin-bottom:12px}@media(min-width:768px){.reader-sidebar summary{display:none}}

.author-identity{min-width:0}.author-portrait{display:block;width:100%;max-width:360px;height:auto;aspect-ratio:4/5;object-fit:cover;object-position:50% 65%}.author-copy{padding-top:76px}.author-signature{display:block;width:180px;height:auto;mix-blend-mode:multiply;margin:10px 0 6px}.author-copy .byline{font-family:'DM Sans',Arial,sans-serif;font-size:14px;font-weight:600}@media(prefers-color-scheme:dark){.author-signature{filter:invert(1);mix-blend-mode:screen}}@media(max-width:767px){.author-portrait{max-width:320px;margin-bottom:18px}.author-copy{padding-top:0}.author-signature{width:160px;margin-top:6px}}

.signup-label{font-weight:600;font-size:14px;margin-bottom:10px}#signup{max-width:560px}.beehiiv-guide-form{width:100%;min-height:58px;border-radius:4px;overflow:hidden;background:var(--sheet);color-scheme:light}.beehiiv-guide-form iframe{display:block;width:100%;border:0;min-height:58px;background:transparent;color-scheme:light}.form-loading{font-size:12px;color:var(--muted);line-height:1.5;margin:10px 0 0}.signup-links{display:flex;flex-wrap:wrap;align-items:baseline;column-gap:24px;row-gap:4px;margin-top:14px;color:var(--muted);font-size:12px;line-height:1.6}.signup-links p{margin:0}.signup-fallback summary{cursor:pointer;text-decoration:underline;text-underline-offset:3px;min-height:32px;display:flex;align-items:center}.signup-fallback[open]{flex-basis:100%}.signup-fallback[open] p{margin:8px 0 0;max-width:42em}.signup-fallback a{text-underline-offset:3px}.signup-links a,.form-loading a{padding-block:6px}.access-note{margin-top:12px}#signup>.form-help{margin-top:10px}

.reader-email{margin-top:18px}.reader-email summary{cursor:pointer;font-size:12px;color:var(--muted)}.reader-email .source-note{font-size:12px;line-height:1.6}.reader-email p{margin-top:12px}

/* Original ink teaching diagrams, extending the existing workbook grammar. */
.guide-diagram{margin:36px 0 40px;max-width:560px;break-inside:avoid;page-break-inside:avoid}.guide-diagram svg{display:block;width:100%;height:auto;overflow:visible}.guide-diagram figcaption{margin-top:16px;font-size:14px;line-height:1.55}.guide-diagram figcaption strong{display:block;font-weight:600;color:var(--ink);margin-bottom:5px}.guide-diagram figcaption span{display:block;color:var(--muted)}
@media(max-width:767px){.guide-diagram{margin-block:30px 34px}.guide-diagram figcaption{font-size:14px}}
@media print{.guide-diagram{--ink:#151515;--muted:#615a50;--red:#b82f28;margin:12pt auto 14pt;width:82%;max-width:360px;break-inside:avoid;page-break-inside:avoid}.guide-diagram figcaption{font:10pt/1.4 Georgia,serif;margin-top:9pt}}