.ln-app{--ln-paper:var(--sheet,#f6f3e9);--ln-ink:var(--ink,#292b28);--ln-muted:var(--muted,#66695f);--ln-rule:var(--edge,#d8d8cc);--ln-accent:var(--pencil,#516159);color:var(--ln-ink);min-width:0;margin-top:30px;font-family:Plex,Arial,sans-serif}.ln-app *{box-sizing:border-box}.ln-app [hidden]{display:none!important}.ln-app p{margin:0;line-height:1.7}.ln-app :is(button,input,select,textarea){font:inherit;color:inherit}.ln-app :is(a,button,input,select,textarea,summary):focus-visible,.ln-app :is(h3,h4):focus{outline:2px solid var(--ln-accent);outline-offset:5px}.ln-app a{color:var(--ln-accent);text-underline-offset:4px}.ln-app button,.ln-app summary,.ln-app input[type=checkbox]{cursor:pointer}.ln-app button:disabled{cursor:not-allowed;opacity:.5}.ln-app [id]{scroll-margin-top:28px}.ln-topline{border-top:1px solid var(--ln-ink);justify-content:space-between;align-items:center;gap:20px;padding:14px 0;display:flex}.ln-eyebrow{text-transform:uppercase;letter-spacing:.12em;color:var(--ln-muted);font-size:10px;font-weight:600}.ln-topline a{align-items:center;min-height:30px;font-size:12px;display:flex}.ln-book-heading{grid-template-columns:minmax(0,1fr) 245px;gap:36px;margin:12px 0 22px;display:grid}.ln-book-heading h2{letter-spacing:-.025em;margin:0 0 12px;font-family:Newsreader,Georgia,serif;font-size:clamp(30px,3.8vw,44px);font-weight:400;line-height:1.12}.ln-book-heading .ln-about p{max-width:65ch;color:var(--ln-muted);font-size:14px}.ln-save p{color:var(--ln-muted);margin-top:9px;font-size:11px;line-height:1.6}.ln-button{border:1px solid var(--ln-accent);background:var(--ln-accent);text-align:center;border-radius:1px;justify-content:center;align-items:center;min-height:44px;padding:11px 16px;font-weight:600;line-height:1.4;display:inline-flex;color:#fff!important;font-size:12px!important}.ln-secondary{border-color:var(--ln-rule);background:0 0;color:var(--ln-ink)!important}.ln-button:hover{filter:brightness(.94)}.ln-button[aria-pressed=true]{background:var(--ln-ink);border-color:var(--ln-ink);color:var(--ln-paper)!important}.ln-progress{border-block:1px solid var(--ln-rule);color:var(--ln-muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px 24px;padding:12px 0;font-size:11px;display:flex}.ln-progress label{align-items:center;gap:8px;min-height:30px;display:flex}.ln-progress input{width:17px;height:17px;accent-color:var(--ln-accent)}.ln-study-grid{grid-template-columns:minmax(0,.72fr) minmax(0,1.28fr);gap:40px;margin:26px 0;display:grid}.ln-reading{min-width:0}.ln-reading summary{min-height:44px;padding-block:9px;font-size:13px;font-weight:600;line-height:1.5}.ln-note{border-top:1px solid var(--ln-rule);overflow-wrap:anywhere;padding:20px 0}.ln-note h4{letter-spacing:0;margin:0 0 9px;font-size:13px;font-weight:600;line-height:1.5}.ln-note p{white-space:pre-wrap;font-family:Newsreader,Georgia,serif;font-size:19px;line-height:1.55}.ln-note a{align-items:center;min-height:36px;margin-top:8px;font-size:11px;display:inline-flex}.ln-reading-help{color:var(--ln-muted);max-width:38ch;font-size:12px;margin-top:10px!important}.ln-practice{background:var(--ln-paper);border:1px solid var(--ln-rule);border-top:3px solid var(--ln-accent);min-width:0;padding:28px 30px}.ln-field{font-size:11px;font-weight:600;display:block}.ln-field :is(select,textarea){background:0 0;border:1px solid #9d9f92;border-radius:1px;width:100%;min-height:44px;margin-top:7px;padding:10px;font-size:13px;display:block}.ln-field select{text-overflow:ellipsis;max-width:100%}.ln-field textarea{resize:vertical;min-height:126px;max-height:600px;line-height:1.65}.ln-field textarea:disabled{opacity:1;color:var(--ln-ink);background:#eaeade}.ln-about summary{color:var(--ln-muted);min-height:36px;padding-block:7px;font-size:12px;line-height:1.6}.ln-about p{margin-top:8px;font-size:13px}.ln-question-chooser{border-bottom:1px solid var(--ln-rule);margin:0 0 20px;padding-bottom:8px}.ln-question-chooser summary{color:var(--ln-muted);min-height:34px;padding-block:6px;font-size:11px}.ln-question-chooser select{margin-bottom:10px}.ln-question-meta{color:var(--ln-muted);text-transform:uppercase;letter-spacing:.07em;flex-wrap:wrap;justify-content:space-between;gap:15px;margin:28px 0 13px;font-size:10px;display:flex}.ln-question-meta span:last-child{text-transform:none;letter-spacing:0;border-bottom:1px solid var(--ln-rule);padding-bottom:3px}.ln-practice h3{letter-spacing:-.015em;overflow-wrap:anywhere;margin:0 0 22px;font-family:Newsreader,Georgia,serif;font-size:clamp(26px,2.6vw,34px);font-weight:400;line-height:1.2}.ln-response-help{color:var(--ln-muted);flex-wrap:wrap;justify-content:space-between;gap:6px 16px;margin:9px 0 18px;font-size:10px;display:flex}.ln-response-help p{max-width:46ch}.ln-response-help span{white-space:nowrap}.ln-answer{border-top:1px solid var(--ln-rule);margin-top:26px;padding-top:26px}.ln-answer>h4{letter-spacing:-.015em;margin:9px 0 16px;font-family:Newsreader,Georgia,serif;font-size:27px;font-weight:400;line-height:1.2}.ln-model-answer{white-space:pre-wrap;font-family:Newsreader,Georgia,serif;font-size:23px;margin-bottom:16px!important;line-height:1.4!important}.ln-preserve{white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px}.ln-related{border-block:1px solid var(--ln-rule);margin-top:20px;padding:4px 0}.ln-related summary{min-height:44px;padding-block:12px;font-size:12px}.ln-rating{border:0;margin:26px 0 0;padding:0}.ln-rating legend{font-size:12px;font-weight:600}.ln-rating p{color:var(--ln-muted);margin-top:7px;font-size:12px}.ln-actions{flex-wrap:wrap;gap:10px;margin-top:14px;display:flex}.ln-text-button{text-underline-offset:4px;text-align:left;background:0 0;border:0;min-height:44px;padding:8px 0;text-decoration:underline;color:var(--ln-accent)!important;font-size:11px!important}.ln-question-footer{border-top:1px solid var(--ln-rule);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:24px;padding-top:18px;display:flex}.ln-question-footer a{align-items:center;min-height:40px;font-size:11px;display:flex}.ln-complete p{margin-bottom:20px;font-size:13px}.ln-complete h3{margin-top:25px}.ln-version-note{border-left:2px solid var(--ln-accent);background:#e7eadf;padding:12px;margin:12px 0 20px!important;font-size:12px!important}.ln-message{overflow-wrap:anywhere;min-height:28px;font-size:12px}.ln-message[data-error=true]{color:#893d25;background:#fff2e8;border:1px solid #b57c64;padding:12px}.ln-record{border-top:1px solid var(--ln-rule);margin-top:16px}.ln-record>details{border-bottom:1px solid var(--ln-rule);padding:8px 0}.ln-record>details>summary{min-height:44px;padding-block:12px;font-size:13px;font-weight:600}.ln-history-entry{border-top:1px solid var(--ln-rule);padding:16px 0}.ln-history-entry>summary{overflow-wrap:anywhere;min-height:44px;font-size:14px;line-height:1.6}.ln-history-entry summary small{color:var(--ln-muted);margin-top:6px;font-size:10px;display:block}.ln-history-entry h4{margin:20px 0 8px;font-size:11px}.ln-history-sources{margin-top:15px}.ln-history-sources>summary{min-height:38px;font-size:12px}.ln-files{border-top:1px solid var(--ln-ink);margin-top:48px;padding-top:28px}.ln-section-heading{max-width:680px}.ln-section-heading h2{letter-spacing:-.02em;margin:12px 0;font-family:Newsreader,Georgia,serif;font-size:34px;font-weight:400;line-height:1.15}.ln-section-heading p{color:var(--ln-muted);font-size:13px}.ln-file-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;margin:28px 0 20px;display:grid}.ln-file-grid>div{border-top:1px solid var(--ln-rule);min-width:0;padding-top:17px}.ln-file-grid h3{letter-spacing:-.015em;margin:0 0 10px;font-family:Plex,Arial,sans-serif;font-size:15px;line-height:1.4}.ln-file-grid p{color:var(--ln-muted);font-size:12px}.ln-file-grid a{margin:12px 0;font-size:12px;display:block}.ln-file-label{margin-top:18px;font-size:11px;font-weight:600;display:block}.ln-file-label input{width:100%;min-height:44px;margin-top:8px;font-size:11px;overflow:hidden}.ln-file-label input::file-selector-button{background:var(--ln-paper);border:1px solid var(--ln-rule);font:inherit;color:var(--ln-ink);cursor:pointer;border-radius:1px;margin-right:8px;padding:10px 12px}.ln-help{color:var(--ln-muted);font-size:11px!important}.ln-import-review{border:1px solid var(--ln-accent);background:var(--ln-paper);margin-top:24px;padding:22px}.ln-import-review h3{margin:0 0 10px;font-size:19px}.ln-import-review p{overflow-wrap:anywhere;font-size:13px}.ln-import-review p+p{margin-top:10px}@media (width>=800px){.ln-notes-disclosure{position:sticky;top:24px}.ln-reading details:not([open]){border-bottom:1px solid var(--ln-rule)}}@media (width<=799px){.ln-study-grid{grid-template-columns:1fr;gap:20px}.ln-reading-help{max-width:none}.ln-notes-disclosure{border-bottom:1px solid var(--ln-rule)}.ln-book-heading{grid-template-columns:1fr;gap:18px}.ln-save{align-items:center;gap:16px;display:flex}.ln-save p{max-width:28ch;margin:0}.ln-file-grid{grid-template-columns:1fr;gap:10px}.ln-file-grid>div{padding-block:18px}.ln-practice{padding:24px}.ln-reading .ln-note p{font-size:20px}}@media (width<=480px){.ln-app{margin-top:22px}.ln-topline{gap:12px}.ln-topline a{font-size:11px}.ln-book-heading h2{font-size:34px}.ln-book-heading .ln-about p{font-size:13px}.ln-save{display:block}.ln-save p{max-width:none;margin-top:8px}.ln-progress{display:block}.ln-progress label{margin-top:7px}.ln-study-grid{margin-top:15px}.ln-practice{padding:20px 18px}.ln-question-meta{margin-top:2px}.ln-practice h3{font-size:29px}.ln-section-heading h2{font-size:30px}.ln-question-footer{gap:6px}.ln-model-answer{font-size:22px}.ln-actions .ln-button{flex:1}.ln-topline .ln-eyebrow{font-size:9px}.ln-import-review{padding:18px}}@media print{.ln-app :is(button,input,textarea,select,.ln-files,.ln-question-footer,.ln-save){display:none}.ln-study-grid{display:block}.ln-practice{margin-top:25px}.ln-answer[hidden]{display:none!important}}.learning-page[data-astro-cid-psz7feo4]{width:calc(100% - 96px);max-width:1080px;margin:0 auto;padding-bottom:90px}.learning-breadcrumb[data-astro-cid-psz7feo4]{color:var(--muted);flex-wrap:wrap;gap:10px;padding-top:26px;font-size:11px;display:flex}.learning-breadcrumb[data-astro-cid-psz7feo4] a[data-astro-cid-psz7feo4]{color:var(--muted);text-underline-offset:3px}.learning-heading[data-astro-cid-psz7feo4]{flex-wrap:wrap;align-items:baseline;gap:14px 26px;margin-top:28px;display:flex}.learning-heading[data-astro-cid-psz7feo4] h1[data-astro-cid-psz7feo4]{letter-spacing:-.025em;margin:0;font-family:Plex,Arial,sans-serif;font-size:22px;font-weight:600;line-height:1.2}.learning-heading[data-astro-cid-psz7feo4] p[data-astro-cid-psz7feo4]{color:var(--muted);margin:0;font-family:Newsreader,Georgia,serif;font-size:20px;line-height:1.4}.learning-page[data-astro-cid-psz7feo4] noscript[data-astro-cid-psz7feo4] p[data-astro-cid-psz7feo4]{margin-top:20px;font-size:14px}@media (width<=600px){.learning-page[data-astro-cid-psz7feo4]{width:calc(100% - 36px)}.learning-heading[data-astro-cid-psz7feo4]{gap:10px;margin-top:24px}.learning-heading[data-astro-cid-psz7feo4] h1[data-astro-cid-psz7feo4]{font-size:21px}.learning-heading[data-astro-cid-psz7feo4] p[data-astro-cid-psz7feo4]{max-width:31ch;font-size:18px}.learning-breadcrumb[data-astro-cid-psz7feo4]{padding-top:20px}}