@charset "UTF-8";
:root{--paper:#f8f8f4;--ink:#252722;--red:#b63129;--muted:#72746b;--line:#d5d6ce;--soft:#eeeFE8;--source-height:228px;color-scheme:light;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--paper)}
*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:5px}button,input,textarea,select{font:inherit}button,.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;border:1px solid var(--line);background:transparent;color:var(--ink);padding:11px 17px;cursor:pointer;border-radius:3px;line-height:1.35;font-size:16px;text-decoration:none}button:hover,.button:hover{background:var(--soft);text-decoration:none}button:disabled{opacity:.45;cursor:default}.primary{background:var(--red);color:white;border-color:var(--red)}.primary:hover{background:#95261f}.text-button{border:0;padding:7px 0;background:none;color:var(--red);justify-content:flex-start}.text-button:hover{background:none;text-decoration:underline}h1,h2,h3{font-family:Georgia,'Times New Roman',serif;font-weight:400;margin:0 0 16px;line-height:1.15}h1{font-size:clamp(36px,4.7vw,62px);letter-spacing:-1.8px}h2{font-size:30px;letter-spacing:-.5px}h3{font-size:23px}p{line-height:1.6;margin:0 0 16px}strong{font-weight:600}em{font-weight:400}.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:0 max(24px,calc((100vw - 1280px)/2));border-bottom:1px solid var(--line);background:var(--paper);position:relative;z-index:20}.brand{display:flex;align-items:center;gap:12px;font-size:16px}.brand:hover{text-decoration:none}.brand small{display:block;margin-top:4px;color:var(--muted);font-size:16px;letter-spacing:.7px}.topbar nav{display:flex;gap:26px;align-items:center;font-size:16px}.topbar nav .active{color:var(--red)}.page{max-width:1136px;margin:auto;padding:40px 28px 90px}.page-heading{margin:18px 0 44px}.page-heading.compact{margin-bottom:26px}.eyebrow{font-size:16px;line-height:1.5;letter-spacing:1.9px;text-transform:uppercase;color:var(--red);margin-bottom:18px}.intro{font-family:Georgia,serif;font-size:20px;color:var(--muted);max-width:700px}.muted{color:var(--muted)}.small{font-size:16px;line-height:1.6}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:25px}.section-heading h2{margin-bottom:10px}.course-section{margin-top:48px}.resume-row{display:flex;align-items:center;justify-content:space-between;background:#efefe8;border:1px solid var(--line);border-left:3px solid var(--red);padding:25px 30px;gap:20px}.resume-row h2{font-size:26px}.resume-row .eyebrow{margin-bottom:8px}.resume-row:hover{text-decoration:none;background:#e8e9df}.round-arrow{font-size:26px;color:var(--red)}.lesson-list{list-style:none;padding:0;margin:20px 0}.lesson-list li{border-top:1px solid var(--line)}.lesson-list li:last-child{border-bottom:1px solid var(--line)}.lesson-list a{display:flex;gap:24px;align-items:center;padding:20px 3px;font-family:Georgia,serif;font-size:20px}.lesson-number{min-width:30px;color:var(--red);font-size:16px}.lesson-status{margin-left:auto;font-family:Arial,sans-serif;color:var(--muted)}.lesson-list small{font-family:Arial,sans-serif;font-size:16px}.empty{padding:50px 25px;border:1px dashed var(--line);margin-top:28px;text-align:center}.breadcrumb{display:flex;justify-content:space-between;align-items:center;gap:18px;font-size:16px;color:var(--muted);margin:0 0 32px}.breadcrumb a:last-child{color:var(--red)}.lesson-layout{display:grid;grid-template-columns:minmax(0,730px) 230px;gap:65px}.teaching h1{font-size:41px;line-height:1.2;letter-spacing:-1px}.rich-prose{font-family:Georgia,serif;font-size:19px;line-height:1.7;overflow-wrap:anywhere}.rich-prose p{line-height:1.75;margin:0 0 23px}.rich-prose h2,.rich-prose h3{margin:32px 0 20px;line-height:1.3}.rich-prose ul,.rich-prose ol{padding-left:25px}.rich-prose li{margin-bottom:10px}.rich-prose a{color:var(--red);text-decoration:underline}.rich-prose blockquote{border-left:2px solid var(--line);margin:24px 0;padding-left:23px;color:#4c5144}.rich-prose img{display:block;max-width:100%;height:auto;margin:25px auto}.rich-prose mark{background:#eceecf}.assignment-sidebar{position:sticky;top:30px;align-self:start;padding-top:7px}.assignment-sidebar section{padding-bottom:25px;border-bottom:1px solid var(--line);margin-bottom:24px}.assignment-sidebar small{color:var(--muted)}.assignment-sidebar form{margin-top:18px}.assignment-sidebar h3{margin-bottom:9px}.assignment-sidebar p{margin-bottom:8px}.lesson-actions{display:flex;align-items:center;gap:24px;border-top:1px solid var(--line);padding-top:30px;margin-top:36px}.saved-row{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:24px 0;border-bottom:1px solid var(--line)}.saved-row h2{font-size:27px;margin-bottom:8px}.saved-row p{margin-bottom:5px}.saved-row>a{font-size:16px;color:var(--red);white-space:nowrap}.login-page{max-width:470px;margin:6vh auto}.login-page h1{line-height:1.13}.login-page form{margin-top:28px}.login-page .primary{width:100%;justify-content:space-between;margin-top:7px}.login-page .small{margin-top:18px}.local-note{font-size:16px;line-height:1.8;margin-top:40px;padding:16px;border-top:1px solid var(--line);color:var(--muted)}.local-note a{color:var(--red);text-decoration:underline}.stack{display:flex;flex-direction:column;gap:12px}label{display:block;font-size:16px;line-height:1.5;color:#55594e}input,textarea,select{display:block;border:1px solid #c8cbc1;border-radius:3px;width:100%;padding:12px;background:#fffefa;color:var(--ink);margin:7px 0 0;font-size:16px}textarea{resize:vertical;line-height:1.5}input[readonly]{background:var(--soft)}:focus-visible{outline:2px solid var(--red);outline-offset:3px}.notice{padding:16px 20px;background:#edf0e5;border-left:3px solid #7a8867;font-size:16px;line-height:1.5;margin-bottom:26px}.notice.error{background:#f9e9e2;border-color:var(--red)}.notice ul{margin-bottom:0}.editor-form{display:flex;flex-direction:column;gap:22px;max-width:760px}.editor-form.wide{max-width:100%}.editor-form>button{align-self:flex-start}.form-row{display:flex;gap:20px;align-items:end;margin-bottom:22px}.form-row>label{flex:1}.form-row>.short-field{max-width:90px}.editor-form .form-row{margin-bottom:0}.editor-form input{font-size:16px}.admin-nav{display:flex;gap:26px;background:#eeefe8;border-bottom:1px solid var(--line);padding:13px max(24px,calc((100vw - 1280px)/2));font-size:16px}.admin-nav span{margin-left:auto;color:var(--muted)}.danger-zone{border-top:1px solid var(--line);margin-top:50px;padding-top:25px}.danger{color:var(--red)}.rich-toolbar{display:flex;gap:6px;padding:8px;background:var(--soft);border:1px solid var(--line);border-bottom:none;margin-bottom:-22px;flex-wrap:wrap}.rich-toolbar button{padding:7px 14px;font-size:16px}.rich-editor{min-height:380px;max-height:650px;overflow:auto;padding:25px;background:#fffefa;border:1px solid var(--line)}.rich-editor p:last-child{margin-bottom:0}.panel{border:1px solid var(--line);padding:25px;margin:20px 0}.panel h2{font-size:25px}.panel summary{cursor:pointer}.panel form{margin-top:20px}.search-form{display:flex;gap:12px;margin:30px 0}.search-form input{margin:0;max-width:500px}.student-row{padding:25px 0;border-bottom:1px solid var(--line)}.student-row h2{font-size:24px}.enrollment-row{display:flex;justify-content:space-between;align-items:center;font-size:16px;padding:9px 0}.operations-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}.operations-grid .panel{margin:0}dl{display:grid;grid-template-columns:1fr 1fr;font-size:16px;gap:14px}dd{margin:0;color:var(--muted)}.checkbox{display:flex;align-items:center;gap:10px;margin:20px 0}.checkbox input{width:auto;margin:0}.pagination{margin-top:25px}.pagination nav{display:flex;gap:15px}.sr-only,.skip:not(:focus){position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.skip:focus{position:fixed;z-index:100;background:white;padding:20px}
/* Each practice block reserves room for both the passage and the student's editor. */
.workbook-page .topbar{position:sticky;top:0;height:62px}.workbook-toolbar{position:sticky;top:62px;z-index:19;background:var(--paper);border-bottom:1px solid var(--line);min-height:54px;padding:10px max(28px,calc((100vw - 1136px)/2));display:flex;gap:22px;align-items:center;font-size:16px}.workbook-toolbar>div{margin-right:auto;min-width:0}.workbook-toolbar strong{font-family:Georgia,serif;font-weight:400;font-size:16px}.workbook-toolbar>div>span{display:block;color:var(--muted);font-size:16px;margin-top:3px}#save-status{font-size:16px;color:var(--muted);min-width:58px}.workbook-opening{padding:55px 0 42px;max-width:840px;margin:auto;text-align:center}.workbook-opening h1{font-size:44px}.byline{font-family:Georgia,serif;font-style:italic;font-size:20px}.workbook-opening .muted{font-size:16px}.workbook-main>.notice{max-width:1100px;margin:20px auto}#workbook-sections{max-width:1100px;padding:0 20px;margin:auto}.exercise{border-top:1px solid #bfc3b7;padding:25px 0 30px;scroll-margin-top:130px}.exercise-grid{display:grid;grid-template-columns:40px minmax(0,1fr) 215px;column-gap:28px}.exercise-number{font-family:Georgia,serif;color:var(--red);font-size:16px;padding-top:6px}.source-pages{height:var(--source-height);overflow:hidden;font-family:Georgia,'Times New Roman',serif;font-size:21px;line-height:1.48;overflow-wrap:anywhere}.source-pages p{margin:0 0 11px;line-height:inherit;white-space:pre-wrap}.source-pages p:last-child{margin-bottom:0}.annotated{padding:0;border:0;border-radius:0;background:transparent;border-bottom:1px solid #a1a680;font:inherit;color:inherit;line-height:inherit;display:inline;cursor:pointer;text-align:left}.annotated:hover{background:#eaedda}.source-pager{display:flex;align-items:center;justify-content:flex-end;gap:12px;height:29px;font-size:16px;color:var(--muted)}.source-pager button{padding:2px 7px;font-size:16px;border:0}.source-pager[hidden]{display:flex;visibility:hidden}.copy-label{display:flex;align-items:center;justify-content:space-between;font-family:Arial,sans-serif;font-size:16px;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);margin:6px 0 8px}.copy-label span{letter-spacing:0;text-transform:none}.copy-editor{margin:0;height:136px;min-height:80px;resize:none;font-family:Georgia,serif;font-size:20px;line-height:1.6;background:linear-gradient(transparent 31px,#e3e5d9 32px) 0 13px/100% 32px,#fbfbf6;border:1px solid #d9dccf;padding:12px 16px;border-radius:0;overflow:auto}.copy-editor::placeholder{color:#a0a394;font-style:italic;font-size:17px}.margin-notes{padding-top:2px;max-height:calc(var(--source-height) + 168px);overflow:auto}.margin-note{border:0;border-left:1px solid #c3c8b2;border-radius:0;padding:2px 0 4px 13px;margin:0 0 16px;display:block;width:100%;font-family:Georgia,serif;font-size:16px;line-height:1.5;text-align:left;color:#677054;background:none}.margin-note:hover{background:none;color:var(--red)}.margin-note small{display:block;color:var(--red);font-family:Arial,sans-serif;font-size:16px;text-transform:uppercase;letter-spacing:1px;margin-bottom:7px}.margin-note .note-excerpt{display:-webkit-box;-webkit-line-clamp:6;-webkit-box-orient:vertical;overflow:hidden}.workbook-end{max-width:720px;margin:45px auto 80px;text-align:center;border-top:1px solid var(--line);padding-top:45px}.workbook-end h2{font-size:40px}.workbook-end .text-button{margin-top:16px}.workbook-end p{color:var(--muted)}dialog{border:1px solid var(--line);padding:35px;max-width:570px;width:calc(100% - 40px);max-height:80vh;color:var(--ink);background:var(--paper);font:18px/1.7 Georgia,serif}dialog::backdrop{background:#20231866}dialog blockquote{border-left:2px solid var(--red);padding-left:18px;margin:24px 0;font-style:italic}#annotation-body{white-space:pre-wrap}.dialog-close{float:right;font:24px Arial;border:0;padding:0 5px}.save-problem{position:fixed;bottom:20px;right:20px;z-index:100;border:1px solid var(--red);background:#fff8ed;padding:20px;max-width:460px;box-shadow:0 5px 20px #2222}.save-problem p{font-size:16px}.save-problem button{font-size:16px;padding:7px;margin-right:5px}.admin-assignment-page{max-width:1350px}.assignment-editor-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:38px}.source-editor{height:330px;font-family:Georgia,serif;font-size:18px;line-height:1.6}.editor-buttons{display:flex;gap:10px;margin:15px 0;flex-wrap:wrap}.editor-buttons button{font-size:16px}.small-heading{font-size:23px;margin:20px 0 12px}.annotation-card{padding:16px;border:1px solid var(--line);margin-bottom:15px}.annotation-card blockquote{font:italic 16px/1.5 Georgia,serif;margin:0 0 12px;color:var(--muted)}.annotation-card textarea{font-size:16px;min-height:100px}.annotation-card button{font-size:16px;padding:5px 0}.annotation-card-footer{display:flex;gap:20px;justify-content:space-between;margin-top:6px}.preview-window{border:1px solid #c5c9bb;background:var(--paper);overflow:hidden;position:relative;margin-top:15px}.preview-top{padding:13px 15px;border-bottom:1px solid var(--line);font:16px Georgia,serif}.preview-top span{float:right;color:var(--muted)}#section-preview{padding:0 18px;--source-height:220px}.preview-window .exercise-grid{grid-template-columns:25px minmax(0,1fr);gap:16px}.preview-window .margin-notes{display:none}.preview-window .source-pages{font-size:19px}.preview-window .exercise{border:0;padding:20px 0}.preview-window .copy-editor{height:130px;font-size:18px}.preview-window.phone{max-width:390px;margin-left:auto;margin-right:auto}.preview-window.phone .source-pages{font-size:18px}.preview-controls{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:14px}.preview-controls button{font-size:16px;padding:7px 12px}.preview-controls span{font-size:16px}.editor-save{position:sticky;bottom:0;background:var(--paper);border-top:1px solid var(--line);padding:18px 0;display:flex;align-items:center;gap:18px;margin-top:30px;z-index:9}#editor-status{font-size:16px;color:var(--red)}
@media(max-width:1000px){.exercise-grid{grid-template-columns:28px minmax(0,1fr) 180px;gap:20px}.source-pages{font-size:20px}.lesson-layout{gap:30px;grid-template-columns:minmax(0,1fr) 210px}.topbar{padding:0 24px}.assignment-editor-grid{gap:25px}.workbook-toolbar{padding:10px 24px}.page{padding-left:24px;padding-right:24px}}
@media(max-width:720px){.topbar{height:auto;min-height:82px;padding:14px 18px;gap:14px;flex-wrap:wrap}.topbar nav{gap:18px;font-size:16px}.brand{font-size:16px}.brand small{font-size:16px}.page{padding:25px 19px 60px}.page-heading{margin-bottom:30px}h1{letter-spacing:-1px}.section-heading{align-items:flex-start}.course-section{margin-top:32px}.lesson-list a{font-size:18px;gap:13px;padding:18px 0}.lesson-layout{display:flex;flex-direction:column;gap:30px}.teaching h1{font-size:33px}.assignment-sidebar{position:static;order:-1;padding:20px;border:1px solid var(--line)}.assignment-sidebar section{margin-bottom:16px;padding-bottom:16px}.assignment-sidebar h3{font-size:21px}.rich-prose{font-size:18px}.saved-row{align-items:flex-start;gap:15px}.saved-row h2{font-size:23px}.saved-row>a{font-size:16px}.admin-nav{padding:13px 18px;gap:15px;overflow:auto;white-space:nowrap}.admin-nav span{display:none}.form-row{flex-wrap:wrap;gap:15px}.form-row>label{min-width:130px}.operations-grid,.assignment-editor-grid{grid-template-columns:1fr}.panel{padding:19px}.workbook-page .topbar{height:64px;min-height:64px;flex-wrap:nowrap}.workbook-page .topbar nav{gap:12px}.workbook-page .brand>span:last-child{display:none}.workbook-toolbar{top:64px;padding:9px 18px;gap:12px;font-size:16px;min-height:56px}.workbook-toolbar strong{font-size:16px}.workbook-toolbar>div>span{font-size:16px}.workbook-toolbar>a:last-child{display:none}.workbook-opening{padding:35px 24px 30px}.workbook-opening h1{font-size:33px}.exercise-grid{grid-template-columns:23px minmax(0,1fr);gap:12px}.margin-notes{display:none}.source-pages{font-size:19px}.copy-editor{font-size:18px}.exercise{padding:20px 0 25px;scroll-margin-top:132px}#workbook-sections{padding:0 16px}.workbook-end{padding:35px 20px}.resume-row{padding:22px}.login-page{margin:4vh auto}.student-row .section-heading{flex-wrap:wrap}.editor-save{flex-wrap:wrap}.preview-window{max-width:100%}}
@media(prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
@media print{.topbar,.workbook-toolbar,nav,button,.save-problem,.source-pager{display:none!important}.source-pages{height:auto!important;overflow:visible}.copy-editor{height:auto;min-height:160px}.exercise{break-inside:avoid}.exercise-grid{grid-template-columns:30px 1fr}.margin-notes{display:none}}
[hidden]{display:none!important}

.copy-heading{display:flex;align-items:center;gap:16px}.copy-heading .copy-label{flex:1}.section-notes{font-size:16px;padding:0 0 3px;white-space:nowrap}.admin-assignment-page .page-heading h1{font-size:40px;letter-spacing:-1px}.admin-assignment-page .breadcrumb{margin-bottom:20px}.admin-assignment-page .page-heading{margin-top:10px;margin-bottom:20px}.admin-assignment-page{padding-top:24px}.annotation-card .checkbox{font-size:16px;margin:13px 0}.annotation-card .checkbox input{width:14px;height:14px}.archive-list{margin-top:28px;padding-top:20px;border-top:1px dashed var(--line)}

/* Quiet navigation and a card-based course library. */
h1{font-size:clamp(30px,3vw,42px);letter-spacing:-.8px}.page-heading{margin:8px 0 34px}.page-heading h1{margin-bottom:14px}.page{min-height:calc(100vh - 152px);padding-bottom:48px}.topbar{height:68px}.brand{font-size:16px}.site-footer{max-width:1080px;margin:0 auto;padding:24px 0 30px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;flex-wrap:wrap;gap:22px;font-size:16px;color:var(--muted)}.course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.course-card{border:1px solid var(--line);background:#fbfbf7;display:flex;flex-direction:column;transition:border-color .15s,box-shadow .15s}.course-card:hover{text-decoration:none;border-color:#8c927e;box-shadow:0 4px 16px #272c2010}.course-cover{width:100%;aspect-ratio:1.7;object-fit:cover;border-bottom:1px solid var(--line)}.book-cover{display:flex;flex-direction:column;justify-content:space-between;padding:22px 25px;color:#535940;background:#e9ebdf;font-family:Georgia,serif}.book-cover>span:first-child{font:16px Arial;letter-spacing:1.4px;text-transform:uppercase}.book-title{font-size:24px;line-height:1.1;max-width:260px}.book-rule{height:1px;width:32px;background:currentColor}.course-card:nth-child(3n+2) .book-cover{background:#efe6dd;color:#745140}.course-card:nth-child(3n+3) .book-cover{background:#e5e9ec;color:#475764}.course-card-body{padding:22px 24px;display:flex;flex-direction:column;flex:1}.course-card h2{font-size:24px;line-height:1.2;letter-spacing:-.3px;margin-bottom:13px}.course-card progress{height:3px;width:100%;appearance:none;border:0;background:var(--line);margin:0 0 20px}.course-card progress::-webkit-progress-bar{background:var(--line)}.course-card progress::-webkit-progress-value{background:#777f5f}.course-card progress::-moz-progress-bar{background:#777f5f}.course-card-link{font-size:16px;color:var(--red);display:flex;justify-content:space-between;margin-top:auto;padding-top:9px}.page-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-bottom:24px}.saved-row .page-actions{margin:0;font-size:16px}.workbook-controls button{font-size:16px}.workbook-end{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:24px;padding:28px 0;margin:20px auto 45px}.workbook-end .text-button{margin:0}.workbook-page .site-footer{max-width:1060px}.lesson-outline{margin-bottom:30px;font-size:16px}.lesson-outline summary{cursor:pointer;padding:12px 0;border-bottom:1px solid var(--line)}.lesson-outline ol{max-height:40vh;overflow:auto;padding-left:20px;line-height:1.5}.lesson-outline li{margin:12px 0}.lesson-outline [aria-current]{color:var(--red);font-weight:bold}.previous-lesson{font-size:16px;color:var(--muted);display:inline-block;margin-top:24px}.lesson-actions{flex-wrap:wrap}.download-list{padding-left:16px;font-size:16px;line-height:1.6}.download-list li{margin:12px 0}.editor-form .checkbox{align-items:center}.editor-form .checkbox input[type=hidden]{display:none}.editor-form .checkbox input[type=checkbox]{width:16px;height:16px;flex:none}.rich-toolbar+[hidden]+textarea{font-family:Consolas,monospace;font-size:16px}.pagination nav{align-items:center}.pagination .muted{font-size:16px}.error-page{max-width:700px}.source-pages{overscroll-behavior:auto}
@media(max-width:1000px){.course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site-footer{margin:0 24px}.book-title{font-size:26px}.admin-nav{gap:20px;overflow:auto;white-space:nowrap}}
@media(max-width:600px){.course-grid{grid-template-columns:1fr;gap:24px}.course-cover{aspect-ratio:2}.book-cover{padding:24px}.course-card h2{font-size:25px}.topbar{height:auto;min-height:76px}.topbar nav{flex-wrap:wrap;gap:16px}.page-heading h1{font-size:32px}.site-footer{margin:0 19px;justify-content:flex-start}.workbook-end{padding:25px 18px}.lesson-actions{gap:18px}.lesson-outline{margin-bottom:18px}.assignment-sidebar:has(section){order:-1}.assignment-sidebar:not(:has(section)){order:1}.page-actions .button{font-size:16px}}

.book-cover{aspect-ratio:auto;height:90px;flex-direction:row;align-items:center;justify-content:space-between}.book-cover>.cover-monogram:first-child{font:40px Georgia,serif;letter-spacing:-2px;text-transform:none}.course-card-body{min-height:198px}.course-card .book-rule{width:45px}.rich-editor img{max-height:500px;object-fit:contain}

/* Readable controls, including narrow screens and browser zoom. */
:root{font-size:18px;--muted:#595e52;--topbar-height:84px;--toolbar-height:74px}
body{font-size:1rem;line-height:1.55}
button,.button{font-size:1rem;min-height:44px}input,textarea,select{font-size:1rem;min-width:0}label,legend{font-size:1rem;color:#3f453a}small,.small{font-size:16px}
.topbar,.workbook-page .topbar{height:auto;min-height:84px;padding-top:8px;padding-bottom:8px;flex-wrap:wrap}
.brand img{display:block;width:112px;height:63px;object-fit:contain}.topbar nav{font-size:17px;gap:26px}.topbar nav a{padding:10px 0}.topbar nav a[aria-current]{color:var(--red);text-decoration:underline;text-underline-offset:8px}
.admin-nav{font-size:17px;padding-top:12px;padding-bottom:12px}.admin-nav a{padding:4px 0}
.eyebrow,.copy-label,.margin-note small{letter-spacing:0;text-transform:none}.eyebrow{margin-bottom:8px}.breadcrumb,.site-footer,.course-card-link{font-size:17px}
.course-card-body{min-height:220px}.book-cover{height:48px}.book-rule{opacity:.55}.course-card h2{font-size:28px}.course-card progress{height:5px}
.field-help,.sign-in-help{display:block;color:var(--muted);font-size:16px;line-height:1.6;margin-top:8px}.sign-in-help{margin-top:20px}.login-page{max-width:500px}.login-page .primary{justify-content:center}.login-page label{margin-bottom:-10px}
.course-choices{padding:14px 20px;border:1px solid var(--line);min-width:0}.course-choices .checkbox{margin:0;padding:12px 0;min-height:44px}.checkbox{align-items:flex-start}.checkbox input[type=checkbox]{width:21px;height:21px;margin-top:3px;flex-shrink:0;accent-color:var(--red)}.editor-form .checkbox input[type=checkbox]{width:21px;height:21px}
.panel{overflow-wrap:anywhere}.panel summary{min-height:44px;display:list-item;align-content:center}.form-row{align-items:flex-start}.form-row>label{min-width:0}.saved-row,.enrollment-row{flex-wrap:wrap}.saved-row>div{min-width:0;overflow-wrap:anywhere}.rich-prose{font-size:21px}.assignment-sidebar{position:static}.lesson-layout{grid-template-columns:minmax(0,1fr) 275px;gap:48px}.download-list{font-size:17px}.teaching,.assignment-sidebar{min-width:0}
.workbook-toolbar{top:var(--topbar-height);min-height:74px;font-size:17px}.workbook-toolbar strong{font-size:20px}.workbook-toolbar>div>span,#save-status{font-size:16px}#save-status{max-width:145px}.workbook-toolbar>a{display:inline-flex!important;min-height:44px;align-items:center;white-space:nowrap}
.exercise{scroll-margin-top:calc(var(--topbar-height) + var(--toolbar-height) + 8px);padding-top:18px;padding-bottom:24px}.exercise-grid{grid-template-columns:32px minmax(0,1fr) 225px;column-gap:24px}.exercise-number{font-size:18px}.source-pages{font-size:22px;line-height:1.5}.source-pager{height:44px;font-size:16px;gap:8px}.source-pager button{font-size:16px;min-height:44px;padding:6px 4px}.source-pager[hidden]{display:none!important}.copy-heading{min-height:38px;gap:12px}.copy-label{font-size:16px;gap:10px}.copy-label span{font-size:16px}.section-notes{min-height:38px;font-size:16px}.copy-editor{height:132px;font-size:21px;line-height:1.6;background:#fffef8}.copy-editor::placeholder{font-size:20px;color:#6b705f}.margin-note{font-size:17px;color:#515d40}.margin-note small{font-size:16px}.annotated{min-height:0}.save-problem{max-width:min(520px,calc(100vw - 32px));max-height:75vh;overflow:auto}.save-problem p,.save-problem button{font-size:17px}.workbook-controls button{font-size:16px}
.rich-toolbar button,.editor-buttons button,.preview-controls button{font-size:16px}.annotation-card textarea{font-size:18px}.annotation-card blockquote{font-size:18px}.annotation-card button{font-size:16px}.annotation-card-footer{flex-wrap:wrap}.preview-controls{flex-wrap:wrap}.preview-top{font-size:17px}#editor-status{font-size:17px}.preview-window .source-pages{font-size:21px}.preview-window .source-pager{justify-content:space-between}
@media(max-width:900px){.topbar nav{gap:20px}.lesson-layout{display:flex;flex-direction:column}.assignment-sidebar{order:-1}.assignment-editor-grid{grid-template-columns:1fr}.exercise-grid{grid-template-columns:25px minmax(0,1fr)}.margin-notes{display:none}.operations-grid{grid-template-columns:1fr}}
@media(max-width:600px){.topbar,.workbook-page .topbar{gap:8px;justify-content:center;padding:8px 16px;min-height:0}.brand img{width:92px;height:52px}.topbar nav{justify-content:center;flex-wrap:wrap;width:100%;gap:8px 18px;font-size:16px}.topbar nav a{padding:4px 0}.workbook-page .topbar{position:relative}.workbook-toolbar{top:0;padding:8px 16px;gap:14px;flex-wrap:wrap}.workbook-toolbar>div{flex:1}.workbook-toolbar strong{font-size:18px}.workbook-toolbar>div>span{font-size:16px}.workbook-toolbar #save-status{width:100%;max-width:none;line-height:1.2}.exercise{scroll-margin-top:calc(var(--toolbar-height) + 8px)}.source-pages{font-size:21px}.source-pager{font-size:16px;gap:4px;justify-content:space-between}.source-pager button{max-width:100px;line-height:1.1}.exercise-grid{column-gap:10px;grid-template-columns:22px minmax(0,1fr)}.copy-heading{flex-wrap:wrap;gap:0;min-height:38px}.copy-label{font-size:16px;min-width:175px}.copy-editor{font-size:21px}.form-row{flex-direction:column}.form-row>label{width:100%}.section-heading{flex-wrap:wrap}.saved-row{gap:16px}.course-card h2{font-size:27px}.course-card-body{min-height:180px}.book-cover{height:38px}.site-footer{font-size:17px}.panel{padding:20px}.preview-window.phone .source-pages{font-size:21px}}


/* Course navigation and the lesson → reading → copying flow. */
.course-progress{max-width:600px;margin:0 0 30px}.course-progress p{font-size:17px;margin-bottom:10px}
.course-progress progress,.course-map progress{display:block;width:100%;height:6px;appearance:none;border:0;background:var(--line);border-radius:3px;overflow:hidden}
.course-progress progress::-webkit-progress-bar,.course-map progress::-webkit-progress-bar{background:var(--line)}
.course-progress progress::-webkit-progress-value,.course-map progress::-webkit-progress-value{background:#617153}
.course-progress progress::-moz-progress-bar,.course-map progress::-moz-progress-bar{background:#617153}
.completion-icon{display:inline-flex;align-items:center;justify-content:center;border:1.5px solid #888e81;border-radius:50%;width:22px;height:22px;min-width:22px;color:#40543c;font:16px Arial,sans-serif;flex-shrink:0}
.completion-icon.is-started{background:linear-gradient(90deg,#d6dfcc 50%,transparent 50%)}.completion-icon.is-complete{background:#617153;border-color:#617153;color:white}
.lesson-list a{gap:16px}.lesson-name{flex:1}.lesson-status{font-size:16px;white-space:nowrap}.lesson-list a:hover{background:#efefe8;text-decoration:none}
.lesson-page{max-width:1360px;padding:30px 32px 60px}.lesson-layout{display:grid;grid-template-columns:290px minmax(0,760px);gap:54px;align-items:start}
.course-map{position:sticky;top:20px;min-width:0;max-height:calc(100dvh - 40px);overflow:auto;border-right:1px solid var(--line);padding-right:22px;overscroll-behavior:auto}
.course-map summary{font-size:18px;font-weight:600;cursor:pointer;min-height:44px;align-content:center}.course-map-title{font:23px/1.3 Georgia,serif;display:block;margin:18px 0}
.map-progress-label{font-size:16px;margin-bottom:8px}.course-map nav section{margin:28px 0 0}.course-map nav h2{font:600 17px/1.4 Arial,sans-serif;margin-bottom:12px}.course-map ul{list-style:none;margin:0;padding:0}
.course-map nav a{display:flex;align-items:flex-start;gap:10px;padding:12px 10px;margin:2px -8px;font-size:17px;line-height:1.45;border-radius:3px}
.course-map nav a:hover{background:#eeefe7;text-decoration:none}.course-map nav a[aria-current]{background:#eceee2;color:#363e2e;box-shadow:inset 3px 0 #64734f}
.course-map .completion-icon{margin-top:2px;width:20px;height:20px;min-width:20px;font-size:15px}.teaching{min-width:0}.teaching h1{font-size:37px}.teaching .breadcrumb{margin-bottom:26px}
.lesson-assignments{border-top:1px solid var(--line);margin-top:44px;padding-top:28px}.lesson-assignments h2{font-size:28px}.assignment-link{padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:24px}.assignment-link+.assignment-link{border-top:1px solid var(--line)}.assignment-link h3{margin-bottom:6px}.assignment-link p{margin:0;font-size:18px}.assignment-link .button{white-space:nowrap}
.lesson-actions{justify-content:space-between;margin-top:24px;padding-top:26px}.lesson-downloads{margin-top:24px;font-size:18px}.lesson-downloads summary{cursor:pointer;min-height:44px;align-content:center}.lesson-downloads .download-list{margin:8px 0 0;padding:0 0 0 22px;list-style:none;font-size:18px}.lesson-downloads .download-list li{margin:0}.lesson-downloads .download-list a{display:block;padding:10px 0;overflow-wrap:anywhere}
.study-header{position:sticky;top:0;z-index:25;display:flex;align-items:center;gap:24px;padding:8px max(24px,calc((100vw - 1280px)/2));min-height:72px;background:var(--paper);border-bottom:1px solid var(--line)}
.study-brand img{display:block;object-fit:contain;width:92px;height:52px}.study-back{font-size:17px;white-space:nowrap;min-height:44px;display:flex;align-items:center}.study-title{flex:1;min-width:0}.study-title strong{display:block;font:22px/1.2 Georgia,serif;overflow-wrap:anywhere}.study-title>span{display:block;color:var(--muted);font-size:16px;margin-top:3px}.study-header #save-status{font-size:16px;min-width:48px;max-width:155px;line-height:1.3;text-align:right}.study-mode{font-size:16px;color:var(--muted)}
.study-menu{position:relative;font-size:17px}.study-menu summary{min-height:44px;padding:9px 4px;cursor:pointer}.study-menu nav{position:absolute;right:0;top:100%;background:var(--paper);padding:10px;border:1px solid var(--line);box-shadow:0 8px 30px #20261f20;min-width:180px}.study-menu a{display:block;padding:12px;white-space:nowrap}
.reading-main{max-width:790px;padding:32px 28px 60px;margin:auto}.study-steps{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:14px;font-size:17px;color:var(--muted);margin-bottom:28px}.study-steps [aria-current]{color:var(--ink);font-weight:600}.study-steps a{color:var(--red)}.reading-instruction{font-size:18px;color:var(--muted);text-align:center;margin-bottom:48px}.reading-passage h1{font-size:38px;margin-bottom:14px}.reading-author{font-size:19px;color:var(--muted);margin-bottom:34px}.unannotated-prose{white-space:pre-wrap;font:23px/1.75 Georgia,serif;overflow-wrap:anywhere}.reading-end{border-top:1px solid var(--line);margin-top:44px;padding-top:28px;display:flex;justify-content:space-between;align-items:center;gap:22px;font-size:17px}
.workbook-main{max-width:none}#workbook-sections{max-width:1212px;padding:0 26px;margin:auto}
.exercise{padding:24px 0 28px;scroll-margin-top:calc(var(--study-header-height,76px) + 12px)}.exercise-grid{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:28px;align-items:start}.exercise-main{min-width:0}
.source-pages{display:flow-root;height:auto;max-height:var(--source-height);min-height:0;overflow:hidden;overscroll-behavior:auto;font:22px/1.5 Georgia,serif;padding:2px 2px 4px}
.source-pages p{line-height:1.5;margin:0 0 16px}.source-pages p:last-child{margin-bottom:0}.source-pager{height:44px;justify-content:space-between;margin:6px 0 0}.source-pager[hidden]{display:none!important}
.copy-heading{margin-top:14px;min-height:32px;gap:14px}.copy-label{font-size:17px;letter-spacing:0;margin:0}.section-notes{font-size:17px;min-height:36px;padding:2px 0}.copy-editor{margin-top:7px;height:132px;resize:vertical;font-size:21px;line-height:1.6}.exercise-number{display:none}
.note-tone-0{--note-color:#f1e4a7;--note-edge:#947126}.note-tone-1{--note-color:#d8e9ef;--note-edge:#517f92}.note-tone-2{--note-color:#e9ddef;--note-edge:#8f6a9c}.note-tone-3{--note-color:#e0e9cd;--note-edge:#708548}
.source-pages .annotated{display:inline;min-height:0;padding:0;border:0;border-radius:2px;font:inherit;line-height:inherit;color:inherit;white-space:pre-wrap;text-align:left;background:var(--note-color);box-decoration-break:clone;-webkit-box-decoration-break:clone;box-shadow:0 1px 0 var(--note-edge);cursor:pointer}
.source-pages .annotated:hover,.source-pages .annotated.note-active{background:var(--note-color);box-shadow:0 2px 0 var(--note-edge),0 0 0 2px var(--note-edge);text-decoration:none}.source-pages .annotated:focus-visible{outline:2px solid var(--note-edge);outline-offset:2px}.source-pages .annotation-overlap{text-decoration:underline dotted;text-underline-offset:4px}
.margin-notes{display:block;max-height:calc(var(--source-height) + 110px);overflow:auto;overscroll-behavior:auto;border:0;padding:0 4px 0 0}.margin-note{display:block;width:100%;padding:12px 14px;border:0;border-left:3px solid var(--note-edge);background:var(--note-color);text-align:left;margin:0 0 18px;font:17px/1.5 Georgia,serif;color:var(--ink);border-radius:0}.margin-note:hover,.margin-note.note-active{background:var(--note-color);text-decoration:none}.note-excerpt{display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;line-height:1.5}.margin-note .note-excerpt{font-size:17px}
#annotation-dialog{max-width:730px;width:calc(100vw - 32px);max-height:85dvh;padding:30px 36px;overflow:auto}#annotation-title{font:600 18px Arial,sans-serif;color:var(--red);margin:0 45px 28px 0}#annotation-content .annotation-entry{border-top:1px solid var(--line);padding:24px 0 4px}#annotation-content .annotation-entry:first-child{padding-top:0;border-top:0}#annotation-content blockquote{margin:0 0 22px;padding:10px 18px;border-left:3px solid var(--note-edge);background:transparent;font:italic 21px/1.55 Georgia,serif;white-space:pre-wrap}#annotation-content .annotation-explanation{background:var(--note-color);padding:14px 18px;white-space:pre-wrap;font:20px/1.6 Georgia,serif;color:var(--ink)}.dialog-close{min-width:44px;min-height:44px}#assignment-completion:empty{display:none}.workbook-end{max-width:1160px}.workbook-end p{font-size:18px;color:#40543c;margin:0}
.preview-window .exercise-grid{grid-template-columns:minmax(0,1fr);gap:0}.preview-window .source-pages{height:auto;max-height:var(--source-height)}
@media(max-width:1100px){.lesson-layout{grid-template-columns:260px minmax(0,1fr);gap:32px}.exercise-grid{grid-template-columns:minmax(0,1fr) 220px;gap:24px}.study-header{gap:18px}}
@media(max-width:900px){.lesson-page{padding:24px}.lesson-layout{display:flex;flex-direction:column;gap:28px}.course-map{position:static;width:100%;max-height:none;border:1px solid var(--line);padding:0 16px}.course-map summary{padding:8px 0}.course-map-inner{padding-bottom:18px}.course-map nav{max-height:50dvh;overflow:auto}.teaching{width:100%}.exercise-grid{grid-template-columns:minmax(0,1fr)}.margin-notes{display:none}.study-header{gap:16px}.study-brand img{width:82px;height:46px}.study-title strong{font-size:20px}}
@media(max-width:600px){.study-header{padding:8px 14px;gap:8px 12px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;min-height:72px}.study-brand{display:none}.study-back{font-size:16px;grid-column:1;grid-row:1;min-height:32px}.study-title{grid-column:2;grid-row:1 / 3}.study-title strong{font-size:19px}.study-title>span{font-size:16px}.study-menu{grid-column:3;grid-row:1 / 3;font-size:16px}.study-header #save-status,.study-mode{grid-column:1;grid-row:2;text-align:left;font-size:16px;max-width:90px}.study-header .study-menu summary{min-height:44px}.lesson-page{padding:20px 18px}.teaching h1{font-size:31px}.lesson-list .lesson-status{display:none}.assignment-link{align-items:flex-start;flex-direction:column;gap:16px}.lesson-actions{gap:14px}.lesson-actions a{font-size:17px}.reading-main{padding:24px 20px 40px}.reading-passage h1{font-size:32px}.reading-instruction{margin-bottom:32px;text-align:left}.unannotated-prose{font-size:21px;line-height:1.65}.reading-end{flex-wrap:wrap}#workbook-sections{padding:0 20px}.exercise-grid{grid-template-columns:minmax(0,1fr);gap:0}.source-pages{font-size:21px}.copy-heading{flex-wrap:nowrap}.copy-label{min-width:0;font-size:16px}.section-notes{font-size:16px}.exercise{padding:18px 0 24px}.source-pager button{max-width:none;font-size:16px}.source-pager{margin-top:4px}#annotation-dialog{padding:26px 24px}#annotation-content blockquote{font-size:20px}#annotation-content .annotation-explanation{font-size:20px}}
@media print{.study-header,.study-steps,.reading-instruction,.reading-end,.course-map,.lesson-assignments,.lesson-downloads{display:none!important}.source-pages{max-height:none!important}.lesson-layout{display:block}}

/* Notes may scroll beside the passage without making its copying field drift down. */
.exercise-grid{position:relative}.exercise-grid>.margin-notes{position:absolute;top:0;bottom:0;right:0;width:250px;max-height:none}
@media(max-width:1100px){.exercise-grid>.margin-notes{width:220px}}
@media(max-width:900px){.exercise-grid>.margin-notes{display:none}}

.maintenance-settings{border:1px solid var(--line);padding:24px;display:grid;gap:20px;min-width:0}.maintenance-settings legend{padding:0 8px;font-size:22px}.maintenance-settings p{margin:0}.maintenance-settings .checkbox{margin:0;min-height:44px}.maintenance-settings a,.maintenance-page h1{overflow-wrap:anywhere}.maintenance-page{max-width:680px;margin:60px auto 100px}.maintenance-page h1{font-size:clamp(32px,5vw,44px);line-height:1.2}.maintenance-message{white-space:pre-wrap;overflow-wrap:anywhere;font-size:20px;line-height:1.7;margin:24px 0 32px}.maintenance-links{display:flex;gap:24px;flex-wrap:wrap}.maintenance-links a{display:inline-flex;align-items:center;min-height:44px}@media(max-width:600px){.maintenance-settings{padding:18px}.maintenance-page{margin:28px auto 60px}}

.purchase-notification>div{min-width:0;overflow-wrap:anywhere}.purchase-notification p{margin:6px 0}