/* Guided courses share the site's quiet, paper-like typography. */
.course-page h2,
.course-page h3,
.landing-courses h3 {
  font-family: var(--font-serif);
  color: var(--ink-black);
}

.course-page h2 { margin: 0 0 16px; font-size: 1.5rem; line-height: 1.3; }
.course-page h3 { margin: 24px 0 12px; font-size: 1.15rem; }
.course-page p, .course-page li { line-height: 1.75; }
.course-page p { margin: 0 0 16px; }
.course-page .book-title { max-width: 24ch; }
.course-page .book-subtitle { margin: 0; }
.course-page a, .course-page button, .course-page textarea, .course-page summary { scroll-margin-top: 24px; }
.course-page :focus-visible, .landing-courses :focus-visible { outline: 3px solid var(--academic-blue); outline-offset: 4px; }
.course-masthead { margin-bottom: 36px; padding-bottom: 0; border-bottom: 0; }
.course-masthead .running-head-row { margin-bottom: 20px; }
.course-nav, .course-breadcrumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; }
.course-nav a:hover, .course-breadcrumbs a:hover { text-decoration: underline; }
.course-breadcrumbs { gap: 8px 12px; font-size: .86rem; color: var(--ink-muted); }
.course-breadcrumbs [aria-current] { color: var(--ink-primary); }
.course-intro { margin-bottom: 36px; }
.course-intro .course-note { margin: 16px 0 0; }
.course-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.course-card { display: flex; flex-direction: column; padding: 26px 24px; border-top: 3px solid var(--academic-blue); }
.course-accent-better-writing { border-top-color: var(--academic-gold); }
.course-accent-storytelling { border-top-color: var(--academic-burgundy); }
.course-card h2, .landing-courses h3 { font-size: 1.55rem; line-height: 1.3; margin: 6px 0 12px; }
.course-card h2 a:hover { text-decoration: underline; text-underline-offset: 4px; }
.course-level, .course-note { color: var(--ink-muted); font-size: .88rem; line-height: 1.6; }
.course-card .course-level { font-weight: 600; }
.course-outcomes { padding-left: 20px; margin: 4px 0 24px; }
.course-outcomes li + li { margin-top: 10px; }
.course-card-bottom { margin-top: auto; padding-top: 16px; }
.course-card-bottom label, .course-page label[for="course-progress"] { font-size: .85rem; color: var(--ink-secondary); }
.course-card-bottom .primary-button { width: 100%; margin-top: 20px; gap: 10px; }
.course-page progress { display: block; width: 100%; height: 7px; margin: 12px 0 0; border: 0; border-radius: 4px; background: var(--line-subtle); accent-color: var(--academic-blue); overflow: hidden; }
.course-page progress::-webkit-progress-bar { background: var(--line-subtle); }
.course-page progress::-webkit-progress-value { background: var(--academic-blue); }
.course-page progress::-moz-progress-bar { background: var(--academic-blue); }
.course-how { margin-top: 28px; background: var(--bg-sheet-alt); }
.course-how ol { padding-left: 24px; }
.course-how li + li { margin-top: 8px; }
.course-layout { display: grid; grid-template-columns: minmax(0, 2.15fr) minmax(260px, 1fr); gap: 28px; align-items: start; }
.course-sidebar, .course-lesson-content { display: grid; gap: 24px; min-width: 0; }
.course-sidebar .book-card { padding: 24px; }
.course-sidebar h2 { font-size: 1.25rem; }
.course-sidebar p:last-child { margin-bottom: 0; }
.course-lesson-list { list-style: none; padding: 0; margin: 26px 0 0; }
.course-lesson-list li + li { border-top: 1px solid var(--line-subtle); }
.course-lesson-list a { display: grid; grid-template-columns: 34px minmax(0, 1fr) 16px; gap: 14px; padding: 24px 0; }
.course-lesson-list a:hover strong { text-decoration: underline; }
.course-lesson-list strong { display: block; line-height: 1.5; }
.lesson-number { display: grid; place-items: center; height: 34px; background: var(--bg-sheet-highlight); border-radius: 50%; font-size: .9rem; color: var(--academic-blue); }
.lesson-description { display: block; font-size: .95rem; color: var(--ink-secondary); margin: 6px 0; }
.course-resources ul { padding-left: 18px; margin-bottom: 20px; }
.course-resources li { margin-bottom: 12px; font-size: .9rem; }
.course-resources a, .course-inline-link { color: var(--academic-blue); text-decoration: underline; text-underline-offset: 3px; }
.lesson-reading > section + section { margin-top: 30px; }
.lesson-reading p:last-child { margin-bottom: 0; }
.lesson-example { border-top: 1px solid var(--line-card); padding-top: 28px; }
.example-version { padding: 16px 18px; background: var(--bg-sheet-alt); border-left: 3px solid var(--line-card); margin-bottom: 16px; }
.example-version h3 { margin: 0 0 10px; font-family: var(--font-sans); font-size: .8rem; color: var(--ink-muted); }
.example-revision { border-color: var(--academic-blue); background: #f1f5fa; }
.lesson-form > section + section { margin-top: 32px; }
.lesson-question { min-width: 0; margin: 28px 0 0; padding: 0; border: 0; }
.lesson-question legend { padding: 0; margin-bottom: 12px; font-weight: 650; line-height: 1.6; }
.course-option { display: flex; align-items: start; gap: 12px; border: 1px solid var(--line-card); padding: 13px 14px; margin-bottom: 10px; border-radius: var(--radius-xs); cursor: pointer; line-height: 1.6; }
.course-option:hover { background: var(--bg-sheet-alt); border-color: var(--ink-muted); }
.course-option:has(input:checked) { border-color: var(--academic-blue); background: #f1f5fa; }
.course-option input, .course-review-check input { flex: 0 0 auto; width: 17px; height: 17px; margin: 4px 0 0; accent-color: var(--academic-blue); }
.question-explanation { margin: 14px 0; padding: 16px; border-left: 3px solid var(--academic-gold); background: #fbf8ed; font-size: .94rem; }
.question-explanation.is-correct { border-color: var(--line-correct); background: var(--bg-correct); }
.question-explanation p { margin: 8px 0 0; }
.course-assignment { border-top: 1px solid var(--line-card); padding-top: 30px; }
.course-assignment > label { display: block; margin: 22px 0 10px; font-weight: 600; }
.course-assignment textarea { display: block; width: 100%; min-height: 240px; padding: 18px; font-size: 1rem; line-height: 1.8; color: var(--ink-primary); background: var(--bg-sheet-alt); border: 1px solid var(--line-card); border-radius: var(--radius-xs); resize: vertical; }
.draft-meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 20px; margin-top: 10px; font-size: .8rem; color: var(--ink-muted); }
.writing-minimum-met { color: var(--ink-correct); }
.assignment-checklist { padding: 20px; margin: 26px 0; background: var(--bg-sheet-alt); border: 1px solid var(--line-subtle); }
.assignment-checklist h3 { margin-top: 0; }
.assignment-checklist ul { padding-left: 20px; font-size: .93rem; }
.assignment-checklist li + li { margin-top: 6px; }
.course-review-check { display: flex; gap: 12px; align-items: start; line-height: 1.6; font-size: .94rem; cursor: pointer; }
.course-sample { border: 1px solid var(--line-card); border-radius: var(--radius-xs); }
.course-sample summary { padding: 16px 18px; cursor: pointer; font-weight: 600; line-height: 1.5; }
.course-sample[open] summary { border-bottom: 1px solid var(--line-subtle); margin-bottom: 16px; }
.course-sample > p, .sample-writing { padding: 0 18px; }
.sample-writing { padding-bottom: 20px; font-family: var(--font-serif); font-size: 1.1rem; line-height: 1.8; }
.course-submit { margin-top: 30px; }
.course-submit .primary-button { margin-bottom: 14px; }
.course-submit p { margin-bottom: 0; }
.lesson-feedback { padding: 22px; border: 1px solid var(--line-card); margin-bottom: 30px; scroll-margin-top: 24px; }
.lesson-feedback.is-complete { background: var(--bg-correct); border-color: var(--line-correct); }
.lesson-feedback.needs-review { background: #fbf8ed; border-color: var(--academic-gold); }
.lesson-feedback p:last-child { margin-bottom: 0; }
.lesson-form .errorlist { color: var(--ink-wrong); padding-left: 20px; }
.lesson-nav ol { list-style: none; padding: 0; margin: 20px 0; }
.lesson-nav li + li { border-top: 1px solid var(--line-subtle); }
.lesson-nav li a { display: flex; justify-content: space-between; gap: 12px; padding: 14px 10px; font-size: .9rem; line-height: 1.55; }
.lesson-nav li a:hover { text-decoration: underline; }
.lesson-nav [aria-current="step"] { background: #f1f5fa; color: var(--academic-blue); font-weight: 650; border-left: 3px solid var(--academic-blue); }
.lesson-done { color: var(--ink-correct); }
.lesson-nav > a { font-size: .88rem; }
.lesson-pagination { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.lesson-pagination a { font-size: .92rem; }
.landing-courses .section-heading p { max-width: 65ch; color: var(--ink-secondary); line-height: 1.7; }
.landing-courses .course-card p { color: var(--ink-secondary); line-height: 1.7; margin: 0 0 22px; }
.landing-courses .course-card a { margin-top: auto; }
.landing-courses .course-card { box-shadow: 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; }

/* IELTS paths, a daily vocabulary ritual, and session learning milestones. */
.course-accent-ielts-speaking { border-top-color: #36755b; }
.course-accent-ielts-reading { border-top-color: var(--academic-blue); }
.course-accent-ielts-writing { border-top-color: var(--academic-gold); }
.course-accent-ielts-listening { border-top-color: var(--academic-burgundy); }
.ielts-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.supporting-courses { margin-top: 40px; }
.course-strategy { margin-bottom: 28px; }
.course-strategy ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 36px; margin: 0; padding-left: 24px; }
.course-strategy h3 { margin: 0 0 8px; }
.course-strategy p { margin: 0; font-size: .95rem; }
.course-stage-links { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.course-stage-links .secondary-button { font-size: .85rem; padding: 10px 14px; }
.course-stage { margin-top: 28px; scroll-margin-top: 24px; }
.course-stage > h3 { padding-bottom: 12px; border-bottom: 2px solid var(--academic-blue); }
.course-stage .course-lesson-list { margin-top: 0; }
.lesson-technique { border-left: 3px solid var(--academic-gold); background: #fbf9f1; padding: 18px; margin-bottom: 30px; }
.lesson-technique h2 { font-size: 1.15rem; }
.lesson-technique p { margin-bottom: 0; }
.listening-map { width: 100%; border-collapse: collapse; table-layout: fixed; margin: 20px 0; font-size: .9rem; text-align: center; }
.listening-map caption { text-align: left; margin-bottom: 10px; color: var(--ink-secondary); line-height: 1.6; }
.listening-map th, .listening-map td { padding: 14px 10px; border: 1px solid var(--line-card); overflow-wrap: anywhere; }
.listening-map td:nth-child(2) { background: #f1f5fa; }
.ielts-skill-list { font-size: .81rem; font-weight: 650; }
.landing-courses .ielts-note { margin: 24px 0 0; }
.ielts-course-note { border-left: 3px solid var(--academic-blue); padding: 16px 20px; background: #f1f5fa; margin-bottom: 28px; font-size: .93rem; }
.ielts-course-note p { margin-bottom: 8px; }
.learning-progress { background: var(--bg-sheet-alt); }
.course-page .learning-progress { margin-bottom: 28px; }
.learning-overview { display: grid; grid-template-columns: 1.1fr 1fr 1fr; align-items: center; gap: 32px; }
.learning-overview > div { min-width: 0; }
.learning-progress h2 { font-family: var(--font-serif); font-size: 1.7rem; line-height: 1.3; margin: 4px 0 10px; }
.learning-progress .academic-eyebrow { margin: 0 0 8px; font-size: .68rem; }
.xp-total { display: inline-block; margin-left: 10px; color: var(--academic-gold); font-family: var(--font-sans); font-size: 1rem; }
.learning-progress progress { display: block; width: 100%; height: 7px; margin-top: 10px; border: 0; border-radius: 8px; overflow: hidden; background: var(--line-subtle); accent-color: var(--academic-gold); }
.learning-progress progress::-webkit-progress-bar { background: var(--line-subtle); }
.learning-progress progress::-webkit-progress-value { background: var(--academic-gold); }
.learning-progress progress::-moz-progress-bar { background: var(--academic-gold); }
.learning-streak, .learning-totals { display: flex; flex-direction: column; gap: 5px; }
.learning-streak > strong, .learning-totals > strong { font-size: 1rem; }
.learning-totals .course-inline-link, .learning-today { font-size: .84rem; margin-top: 7px; }
.learning-today { color: var(--ink-correct); }
.learning-week { display: flex; list-style: none; gap: 6px; padding: 0; margin: 8px 0 0; }
.learning-week li { display: grid; place-items: center; width: 28px; height: 28px; border: 1px solid var(--line-card); border-radius: 50%; font-size: .7rem; color: var(--ink-muted); }
.learning-week li.is-active { color: #fff; background: var(--academic-blue); border-color: var(--academic-blue); }
.learning-week li.is-today { outline: 2px solid var(--academic-gold); outline-offset: 2px; }
.learning-achievements { margin-top: 22px; border-top: 1px solid var(--line-card); padding-top: 16px; }
.learning-achievements summary { cursor: pointer; font-size: .85rem; color: var(--ink-secondary); font-weight: 600; }
.learning-badges { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; list-style: none; padding: 0; margin: 20px 0; }
.learning-badges li { display: flex; flex-direction: column; gap: 7px; padding: 16px; border: 1px dashed var(--line-card); color: var(--ink-muted); font-size: .83rem; line-height: 1.6; }
.learning-badges li.is-earned { background: #f4f0df; border: 1px solid #b8a161; color: var(--ink-primary); }
.badge-state { font-weight: 600; margin-top: auto; padding-top: 5px; }
.learning-achievements .course-note { margin: 12px 0 0; }
.daily-challenge { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; border-top: 3px solid var(--academic-gold); scroll-margin-top: 24px; }
.daily-word { padding-right: 30px; border-right: 1px solid var(--line-card); }
.daily-challenge h2 { font-family: var(--font-serif); font-size: 1.75rem; line-height: 1.3; margin: 0 0 10px; }
.daily-challenge h3 { font-family: var(--font-serif); font-size: 1.5rem; line-height: 1.35; margin: 0 0 12px; }
.daily-challenge p { line-height: 1.7; }
.daily-challenge .academic-eyebrow { margin: 0 0 12px; }
.daily-date { color: var(--ink-muted); font-size: .76rem; margin: 0 0 24px; }
.daily-vocabulary { font-family: var(--font-serif); font-size: clamp(2rem, 3vw, 2.65rem); color: var(--academic-blue); margin: 10px 0 4px; }
.daily-vocabulary span { display: inline-block; font-family: var(--font-sans); font-style: italic; font-size: .85rem; color: var(--ink-muted); margin-left: 8px; }
.daily-meaning { margin: 0 0 14px; }
.daily-challenge blockquote { margin: 16px 0 0; padding: 10px 16px; border-left: 3px solid var(--academic-gold); background: #fbf9f1; font-family: var(--font-serif); font-size: 1.08rem; line-height: 1.7; }
.daily-action > p:not(.academic-eyebrow) { color: var(--ink-secondary); margin: 0 0 22px; }
.daily-question > summary { width: fit-content; display: list-item; list-style-position: inside; cursor: pointer; line-height: 1.6; }
.daily-question[open] > summary { margin-bottom: 20px; }
.daily-question .lesson-question { margin-top: 20px; font-size: .94rem; }
.daily-question .lesson-question[disabled] { opacity: .85; }
.daily-question .secondary-button { margin-top: 8px; }
.daily-feedback { padding: 16px; border-left: 3px solid var(--academic-gold); background: #fbf8ed; font-size: .9rem; line-height: 1.7; }
.daily-feedback.is-complete { background: var(--bg-correct); border-color: var(--line-correct); }
.daily-feedback p { margin: 10px 0 0; }
.daily-challenge :focus-visible, .learning-progress :focus-visible { outline: 3px solid var(--academic-blue); outline-offset: 4px; }
.lesson-reward { color: var(--ink-correct); font-weight: 600; }
.lesson-activity { border-top: 3px solid var(--academic-blue); }
.activity-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 12px; margin: 20px 0 14px; }
.activity-controls select { max-width: 100%; background: var(--bg-sheet); border: 1px solid var(--line-card); border-radius: var(--radius-xs); padding: 10px; color: var(--ink-primary); font-size: .95rem; }
.practice-passage { padding: 20px; background: var(--bg-sheet-alt); border-left: 3px solid var(--line-card); font-family: var(--font-serif); font-size: 1.1rem; line-height: 1.9; }
.practice-passage p:last-child { margin-bottom: 0; }
.speaking-timer { background: #f1f5fa; border: 1px solid #d0dbea; padding: 20px; margin: 20px 0; }
.speaking-timer > div:first-child { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; align-items: center; color: var(--academic-blue); font-weight: 600; }
#timer-display { font-size: 2.5rem; font-variant-numeric: tabular-nums; font-weight: 500; }
.course-review-check + .course-review-check { margin-top: 14px; }
[hidden] { display: none !important; }

@media (max-width: 960px) {
  .ielts-grid { grid-template-columns: 1fr; }
  .learning-overview { grid-template-columns: 1fr 1fr; gap: 24px; }
  .learning-totals { grid-column: 1 / -1; flex-direction: row; flex-wrap: wrap; gap: 12px 24px; align-items: center; }
  .learning-totals .course-inline-link, .learning-today { margin-top: 0; }
  .learning-badges { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .daily-challenge { gap: 24px; }
  .daily-word { padding-right: 20px; }
}

@media (max-width: 640px) {
  .course-strategy ol { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .daily-challenge, .learning-overview { grid-template-columns: minmax(0, 1fr); }
  .daily-word { border-right: 0; border-bottom: 1px solid var(--line-card); padding: 0 0 24px; }
  .daily-question > summary { width: 100%; text-align: center; }
  .learning-totals { flex-direction: column; align-items: start; gap: 6px; }
  .learning-badges { grid-template-columns: minmax(0, 1fr); }
  .practice-passage, .speaking-timer { padding: 16px; }
  .activity-controls .primary-button, .activity-controls .secondary-button { padding: 12px 14px; }
}

@media (max-width: 960px) {
  .course-grid { grid-template-columns: 1fr; }
  .course-layout { grid-template-columns: 1fr; }
  .course-card h2, .landing-courses h3 { font-size: 1.5rem; }
  .course-card-bottom .primary-button { width: auto; }
}

@media (max-width: 640px) {
  .course-page .book-card, .landing-courses .course-card { padding: 22px 18px; }
  .course-page .book-title { font-size: 2rem; }
  .course-page h2 { font-size: 1.35rem; }
  .course-nav { gap: 16px; font-size: .85rem; }
  .course-intro { margin-bottom: 26px; }
  .course-lesson-list a { grid-template-columns: 28px minmax(0, 1fr); gap: 12px; }
  .course-lesson-list a > span:last-child { display: none; }
  .lesson-number { height: 28px; }
  .course-option { padding: 12px; font-size: .95rem; }
  .course-assignment textarea { padding: 12px; }
  .lesson-feedback, .assignment-checklist { padding: 16px; }
  .lesson-pagination .secondary-button { padding: 12px 14px; }
}