.learning-page {
  --learn-navy: #071d3a;
  --learn-teal: #087f88;
  --learn-teal-strong: #06656d;
  --learn-coral: #d94949;
  --learn-canvas: #f4f8fb;
  --learn-ice: #edf8fb;
  --learn-surface: #fff;
  --learn-line: #cfdde5;
  --learn-muted: #405a70;
  color: var(--learn-navy);
  background: var(--learn-canvas);
  font-family: "Aptos", "Segoe UI Variable", "Segoe UI", ui-sans-serif, system-ui, sans-serif;
}

.learning-page *,
.learning-page *::before,
.learning-page *::after { box-sizing: border-box; }

.learning-content-width { max-width: 1120px; }

.learning-hero,
.learning-route-hero {
  border-bottom: 1px solid var(--learn-line);
  background: var(--learn-ice);
}

.learning-hero { padding: 72px 0 64px; }
.learning-route-hero { padding: 46px 0; }
.learning-topic-hero { padding-bottom: 40px; }

.learning-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, .75fr);
  align-items: center;
  gap: 64px;
}

.learning-hero-copy { max-width: 720px; }
.learning-kicker { margin: 0 0 10px; color: var(--learn-teal-strong); font-size: .78rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }

.learning-hero h1,
.learning-route-hero h1 {
  max-width: 15ch;
  margin: 0;
  color: var(--learn-navy);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.7rem, 5.2vw, 4.75rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -.04em;
  text-wrap: balance;
}

.learning-route-hero h1 { max-width: 20ch; font-size: clamp(2.35rem, 4.3vw, 3.7rem); }
.learning-hero-copy > p:not(.learning-kicker),
.learning-route-heading > div > p:not(.learning-kicker) { max-width: 68ch; margin: 22px 0 0; color: var(--learn-muted); font-size: 1.08rem; line-height: 1.7; text-wrap: pretty; }

.learning-primary-action,
.learning-secondary-action,
.learning-favorite,
.learning-text-button {
  min-height: 44px;
  font: inherit;
  font-weight: 760;
  cursor: pointer;
}

.learning-primary-action,
.learning-secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 10px;
  text-decoration: none;
}

.learning-primary-action { margin-top: 26px; border: 1px solid var(--learn-teal); color: #fff; background: var(--learn-teal); }
.learning-primary-action:hover { border-color: var(--learn-teal-strong); background: var(--learn-teal-strong); }
.learning-secondary-action { border: 1px solid #aac3ce; color: #173d55; background: #fff; }
.learning-secondary-action:hover { border-color: var(--learn-teal); color: var(--learn-teal-strong); background: #f0fafb; }

.learning-summary { margin: 0; border-top: 1px solid #bcd2dc; }
.learning-summary div { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; padding: 17px 0; border-bottom: 1px solid #bcd2dc; }
.learning-summary dt { color: var(--learn-muted); }
.learning-summary dd { margin: 0; color: var(--learn-navy); font-size: 1.45rem; font-weight: 820; }

.learning-section { padding: 62px 0 72px; }
.learning-section-heading { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin-bottom: 24px; }
.learning-section-heading h2 { margin: 0; color: var(--learn-navy); font-size: 1.85rem; letter-spacing: -.025em; text-wrap: balance; }
.learning-section-heading p { max-width: 65ch; margin: 7px 0 0; color: var(--learn-muted); line-height: 1.55; }
.learning-section-heading > span { color: var(--learn-muted); font-size: .9rem; font-weight: 720; white-space: nowrap; }

.learning-exam-list,
.learning-topic-list { border-top: 1px solid var(--learn-line); background: var(--learn-surface); }
.learning-exam-row { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) 52px; border-bottom: 1px solid var(--learn-line); }
.learning-exam-main { min-width: 0; display: grid; grid-template-columns: 54px minmax(0, 1fr) 32px; align-items: center; gap: 18px; min-height: 132px; padding: 20px 14px; color: inherit; text-decoration: none; }
.learning-exam-main:hover,
.learning-topic-row:hover { background: #f3fafb; }
.learning-exam-mark { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 12px; color: #fff; background: var(--learn-teal); font-weight: 820; }
.learning-exam-copy strong,
.learning-exam-copy span,
.learning-exam-copy small { display: block; }
.learning-exam-copy strong { font-size: 1.17rem; }
.learning-exam-copy span { max-width: 72ch; margin-top: 6px; color: var(--learn-muted); line-height: 1.5; }
.learning-exam-copy small { margin-top: 8px; color: var(--learn-teal-strong); font-weight: 730; }
.learning-row-arrow { color: var(--learn-teal-strong); font-size: 1.25rem; font-weight: 800; }

.learning-favorite { align-self: center; justify-self: center; display: inline-flex; align-items: center; justify-content: center; gap: 8px; width: 44px; height: 44px; padding: 0; border: 1px solid #aec4ce; border-radius: 10px; color: #294a60; background: #fff; }
.learning-favorite:hover { border-color: var(--learn-teal); color: var(--learn-teal-strong); background: #f0fafb; }
.learning-favorite[aria-pressed="true"] { border-color: #d39a19; color: #684900; background: #fff5d6; }
.learning-favorite-wide { width: auto; min-width: 128px; padding: 0 14px; }

.learning-personal { padding: 30px 0; border-bottom: 1px solid var(--learn-line); background: #fff; }
.learning-personal-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px; }
.learning-personal h3 { margin: 0 0 10px; font-size: 1rem; }
.learning-local-links { display: flex; flex-wrap: wrap; gap: 8px; }
.learning-local-links a { min-height: 44px; display: inline-flex; align-items: center; padding: 8px 12px; border: 1px solid var(--learn-line); border-radius: 9px; color: #173d55; background: #f8fbfc; text-decoration: none; font-weight: 700; }
.learning-local-links a:hover { border-color: var(--learn-teal); background: #f0fafb; }
.learning-text-button { padding: 0; border: 0; color: var(--learn-teal-strong); background: transparent; }
.learning-text-button:hover { text-decoration: underline; }

.learning-breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 24px; color: var(--learn-muted); font-size: .88rem; }
.learning-breadcrumb a { min-height: 44px; display: inline-flex; align-items: center; color: var(--learn-teal-strong); font-weight: 730; text-decoration: none; }
.learning-breadcrumb a:hover { text-decoration: underline; }
.learning-route-heading { display: flex; align-items: end; justify-content: space-between; gap: 36px; }

.learning-exam-overview { display: flex; align-items: center; justify-content: space-between; gap: 30px; margin-bottom: 48px; padding: 18px 20px; border: 1px solid var(--learn-line); border-radius: 12px; background: #fff; }
.learning-exam-overview dl { display: flex; flex-wrap: wrap; gap: 0; margin: 0; }
.learning-exam-overview dl div { min-width: 130px; padding: 4px 24px; border-right: 1px solid var(--learn-line); }
.learning-exam-overview dl div:first-child { padding-left: 0; }
.learning-exam-overview dl div:last-child { border-right: 0; }
.learning-exam-overview dt { color: var(--learn-muted); font-size: .78rem; }
.learning-exam-overview dd { margin: 4px 0 0; font-weight: 800; }
.learning-exam-overview .learning-primary-action { flex: 0 0 auto; margin-top: 0; }

.learning-topic-row { display: grid; grid-template-columns: 48px minmax(0, 1fr) auto 28px; align-items: center; gap: 16px; min-height: 92px; padding: 15px 14px; border-bottom: 1px solid var(--learn-line); color: inherit; text-decoration: none; }
.learning-topic-index { color: var(--learn-teal-strong); font-weight: 800; }
.learning-topic-row strong,
.learning-topic-row small { display: block; }
.learning-topic-row small { max-width: 68ch; margin-top: 5px; color: var(--learn-muted); line-height: 1.45; }
.learning-topic-status { min-width: 116px; color: var(--learn-muted); font-size: .84rem; font-weight: 700; text-align: right; }

.learning-empty { padding: 38px 24px; border: 1px solid var(--learn-line); border-radius: 12px; background: #fff; text-align: center; }
.learning-empty h2,
.learning-empty h3 { margin: 0; }
.learning-empty p { max-width: 62ch; margin: 10px auto 0; color: var(--learn-muted); line-height: 1.6; }

.learning-integrity { padding: 34px 0; border-top: 1px solid #d8c98e; background: #fff9e5; }
.learning-integrity h2 { margin: 0; color: #4c3c08; font-size: 1.1rem; }
.learning-integrity p { max-width: 78ch; margin: 8px 0 0; color: #574b24; line-height: 1.62; }

.learning-quiz-section { padding: 42px 0 68px; }
.learning-quiz-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); align-items: start; gap: 26px; }
.learning-quiz-status { position: sticky; top: 104px; padding: 20px; border: 1px solid var(--learn-line); border-radius: 12px; background: #fff; }
.learning-quiz-status h2 { margin: 0 0 8px; font-size: 1.05rem; }
.learning-quiz-status > strong { display: block; color: var(--learn-muted); font-size: .86rem; }
.learning-quiz-status progress { width: 100%; height: 9px; margin: 16px 0; accent-color: var(--learn-teal); }
.learning-quiz-status dl { margin: 0; }
.learning-quiz-status dl div { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-bottom: 1px solid #e5edf1; }
.learning-quiz-status dt { color: var(--learn-muted); }
.learning-quiz-status dd { margin: 0; font-weight: 800; }
.learning-quiz-status > p { color: var(--learn-muted); font-size: .8rem; line-height: 1.5; }
.learning-quiz-status .learning-secondary-action { width: 100%; margin-top: 8px; }

.learning-question-list { display: grid; gap: 18px; }
.learning-question { padding: 28px; border: 1px solid var(--learn-line); border-radius: 14px; background: #fff; }
.learning-quiz-layout.is-learning-enhanced .learning-question[hidden] { display: none; }
.learning-question fieldset { min-width: 0; margin: 0; padding: 0; border: 0; }
.learning-question legend { width: 100%; padding: 0; color: var(--learn-navy); font-size: 1.24rem; font-weight: 760; line-height: 1.55; text-wrap: pretty; }
.learning-question legend > span { display: block; margin-bottom: 8px; color: var(--learn-teal-strong); font-size: .78rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.learning-difficulty { margin: 12px 0 0; color: var(--learn-muted); font-size: .82rem; }
.learning-options { display: grid; gap: 10px; margin-top: 22px; }
.learning-option { min-height: 52px; display: grid; grid-template-columns: 20px 34px minmax(0, 1fr); align-items: center; gap: 12px; padding: 10px 13px; border: 1px solid var(--learn-line); border-radius: 10px; color: #183a52; background: #fff; cursor: pointer; }
.learning-option:hover { border-color: #79afb6; background: #f4fbfb; }
.learning-option:has(input:checked) { border-color: var(--learn-teal); background: #eaf8f8; }
.learning-option input { width: 18px; height: 18px; margin: 0; accent-color: var(--learn-teal); }
.learning-option-key { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 8px; color: var(--learn-teal-strong); background: #e8f5f6; font-size: .78rem; font-weight: 820; }
.learning-question form > .learning-primary-action { margin-top: 20px; }
.learning-form-error { margin: 12px 0 0; color: #9d2d35; font-weight: 720; }

.learning-feedback { margin-top: 20px; padding: 18px; border: 1px solid #a8bcc7; border-radius: 10px; background: #f5f9fb; }
.learning-feedback.is-correct { border-color: #74bb9b; background: #eaf8f1; }
.learning-feedback.is-incorrect { border-color: #dea0a3; background: #fff0f0; }
.learning-feedback strong { color: var(--learn-navy); }
.learning-feedback p { margin: 7px 0 0; color: #314d61; line-height: 1.6; }
.learning-solution-file {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  margin-top: 12px;
  padding: 0 15px;
  border: 1px solid currentColor;
  border-radius: 10px;
  color: var(--learn-teal-strong);
  font-weight: 800;
  text-decoration: none;
}
.learning-solution-file:hover { background: #e8f8f7; }
.learning-solution-file[hidden] { display: none; }

.learning-quiz-navigation { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 16px; }
.learning-quiz-navigation .learning-primary-action { margin-top: 0; }
.learning-quiz-navigation button:disabled { opacity: .5; cursor: not-allowed; }
.learning-review { margin-top: 28px; padding: 24px; border: 1px solid var(--learn-line); border-radius: 12px; background: #fff; }
.learning-review ol { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.learning-review a { min-height: 44px; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 9px 12px; border: 1px solid var(--learn-line); border-radius: 9px; color: inherit; text-decoration: none; }
.learning-review a:hover { border-color: var(--learn-teal); background: #f0fafb; }
.learning-review a span { color: var(--learn-muted); font-size: .84rem; }
.learning-noscript { padding: 14px; border: 1px solid #d6b653; border-radius: 10px; color: #55440a; background: #fff7d8; }

.learning-page :is(a, button, input):focus-visible { outline: 3px solid rgba(8, 127, 136, .32); outline-offset: 3px; }

@media (max-width: 900px) {
  .learning-hero-grid { grid-template-columns: 1fr; gap: 38px; }
  .learning-summary { max-width: 620px; }
  .learning-quiz-layout { grid-template-columns: 1fr; }
  .learning-quiz-status { position: static; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 20px; }
  .learning-quiz-status progress,
  .learning-quiz-status dl,
  .learning-quiz-status > p,
  .learning-quiz-status .learning-secondary-action { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  .learning-hero { padding: 46px 0 42px; }
  .learning-route-hero { padding: 32px 0; }
  .learning-hero h1 { font-size: 2.55rem; }
  .learning-route-hero h1 { font-size: 2.25rem; }
  .learning-section { padding: 44px 0 52px; }
  .learning-section-heading,
  .learning-route-heading,
  .learning-exam-overview { align-items: stretch; flex-direction: column; }
  .learning-favorite-wide { width: 100%; }
  .learning-personal-grid { grid-template-columns: 1fr; gap: 22px; }
  .learning-exam-row { grid-template-columns: minmax(0, 1fr) 48px; }
  .learning-exam-main { grid-template-columns: 44px minmax(0, 1fr); gap: 13px; min-height: 122px; padding-inline: 8px; }
  .learning-exam-mark { width: 44px; height: 44px; }
  .learning-exam-main .learning-row-arrow { display: none; }
  .learning-topic-row { grid-template-columns: 36px minmax(0, 1fr) 26px; min-height: 108px; padding-inline: 8px; }
  .learning-topic-status { grid-column: 2; min-width: 0; text-align: left; }
  .learning-topic-row .learning-row-arrow { grid-column: 3; grid-row: 1 / 3; }
  .learning-exam-overview dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .learning-exam-overview dl div,
  .learning-exam-overview dl div:first-child { min-width: 0; padding: 8px; border-right: 0; }
  .learning-exam-overview .learning-primary-action { width: 100%; }
  .learning-question { padding: 20px 16px; }
  .learning-option { grid-template-columns: 20px 30px minmax(0, 1fr); padding-inline: 10px; }
  .learning-quiz-navigation { align-items: stretch; flex-direction: column-reverse; }
  .learning-quiz-navigation button { width: 100%; }
  .learning-quiz-status { grid-template-columns: 1fr; }
  .learning-quiz-status progress,
  .learning-quiz-status dl,
  .learning-quiz-status > p,
  .learning-quiz-status .learning-secondary-action { grid-column: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .learning-page *,
  .learning-page *::before,
  .learning-page *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}