/* AP CSP Unit 2 Learning Hub — roadmap, topic cards, exam connect, traps */

body.unit2-learning-hub .hero.unit-hero .hero-inner {
  display: grid !important;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr) !important;
  align-items: center !important;
  gap: var(--space-6) !important;
  max-width: var(--max);
  margin: 0 auto;
  padding: var(--space-8) var(--space-6);
}

body.unit2-learning-hub .unit2-hero-main {
  min-width: 0;
}

body.unit2-learning-hub .hero.unit-hero .unit-hero-keypanel {
  align-self: center;
  justify-self: end;
  width: 100%;
  max-width: 24.375rem;
}

/* —— Unit 2 hero: emotional hook, highlights, quick-start —— */
body.unit2-learning-hub .unit2-hero h1 {
  margin-bottom: var(--space-2) !important;
}

body.unit2-learning-hub .unit2-hero-hook {
  margin: 0 0 var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-left: 3px solid #ffd37a;
  border-radius: 0 12px 12px 0;
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.92);
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.45;
}

body.unit2-learning-hub .unit2-hero-lead {
  margin: 0 0 var(--space-4);
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.98rem;
  line-height: 1.5;
  max-width: 38rem;
}

body.unit2-learning-hub .unit2-hero-highlights {
  margin: 0 0 var(--space-4);
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-2);
  max-width: 36rem;
}

body.unit2-learning-hub .unit2-hero-highlights li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.92rem;
  line-height: 1.4;
}

body.unit2-learning-hub .unit2-hero-highlights-marker {
  flex-shrink: 0;
  color: #ffd37a;
  font-weight: 800;
  font-size: 0.85rem;
  line-height: 1.35;
}

body.unit2-learning-hub .unit2-hero-highlights strong {
  color: #ffffff;
  font-weight: 800;
}

body.unit2-learning-hub .unit2-hero-quickstart {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-1) var(--space-4);
  margin: 0 0 var(--space-4);
  padding: var(--space-3) var(--space-4);
  max-width: 22rem;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

body.unit2-learning-hub .unit2-hero-quickstart:hover,
body.unit2-learning-hub .unit2-hero-quickstart:focus-visible {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 211, 122, 0.55);
  transform: translateY(-1px);
}

body.unit2-learning-hub .unit2-hero-quickstart-eyebrow {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.78);
}

body.unit2-learning-hub .unit2-hero-quickstart-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: #ffd37a;
}

body.unit2-learning-hub .unit2-hero .hero-ctas {
  margin-bottom: var(--space-3) !important;
}

/* Pills ~20% lighter visual weight */
body.unit2-learning-hub .unit2-hero .pills--hub {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 0 !important;
}

body.unit2-learning-hub .unit2-hero .pills--hub .pill {
  padding: 5px 8px !important;
  font-size: 0.72rem !important;
  font-weight: 700 !important;
  border-color: rgba(255, 255, 255, 0.2) !important;
  background: rgba(255, 255, 255, 0.05) !important;
  color: rgba(255, 255, 255, 0.82) !important;
  box-shadow: none !important;
}

body.unit2-learning-hub .unit2-hero .pills--hub .pill:hover,
body.unit2-learning-hub .unit2-hero .pills--hub .pill:focus-visible {
  background: rgba(255, 255, 255, 0.1) !important;
  color: rgba(255, 255, 255, 0.95) !important;
  border-color: rgba(255, 255, 255, 0.32) !important;
}

body.unit2-learning-hub .unit2-hero-meta {
  margin-top: var(--space-3) !important;
  margin-bottom: 0 !important;
  font-size: 0.78rem !important;
  color: rgba(255, 255, 255, 0.65) !important;
}

/* Show key panel on this hub (unit-v2 hides it at 980px) */
body.unit2-learning-hub.unit-v2 .unit-hero-keypanel {
  display: block;
}

@media (max-width: 980px) {
  body.unit2-learning-hub .hero.unit-hero .hero-inner {
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    padding: var(--space-5) var(--space-4) !important;
    gap: var(--space-4) !important;
  }

  body.unit2-learning-hub .unit2-hero-main {
    display: contents;
  }

  body.unit2-learning-hub .unit-breadcrumb {
    order: 1;
  }

  body.unit2-learning-hub .unit2-hero .kicker {
    order: 2;
  }

  body.unit2-learning-hub .unit2-hero h1 {
    order: 3;
    font-size: clamp(1.75rem, 7.5vw, 2.35rem) !important;
    line-height: 1.05 !important;
  }

  body.unit2-learning-hub .unit2-hero-hook {
    order: 4;
    font-size: 0.95rem;
    padding: var(--space-2) var(--space-3);
  }

  body.unit2-learning-hub .unit2-hero-lead {
    order: 5;
    font-size: 0.9rem;
    margin-bottom: var(--space-3);
  }

  body.unit2-learning-hub .unit2-hero-highlights {
    order: 6;
    margin-bottom: var(--space-3);
  }

  body.unit2-learning-hub .unit2-hero-quickstart {
    order: 7;
    max-width: none;
    width: 100%;
  }

  body.unit2-learning-hub .unit2-hero .hero-ctas {
    order: 8;
    flex-direction: column;
    align-items: stretch;
  }

  body.unit2-learning-hub .unit2-hero .hero-ctas .btn {
    width: 100%;
    justify-content: center;
  }

  body.unit2-learning-hub .unit-hero-keypanel {
    order: 9;
    display: block !important;
    max-width: none;
    justify-self: stretch;
  }

  body.unit2-learning-hub .unit2-hero .pills--hub {
    order: 10;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
    margin-right: calc(-1 * var(--space-4));
    padding-right: var(--space-4);
    scrollbar-width: thin;
  }

  body.unit2-learning-hub .unit2-hero .pills--hub .pill {
    flex-shrink: 0;
  }

  body.unit2-learning-hub .unit2-hero-meta {
    order: 11;
  }
}

@media (max-width: 640px) {
  body.unit2-learning-hub .hero.unit-hero .hero-inner {
    padding: var(--space-4) var(--space-3) !important;
    gap: var(--space-3) !important;
  }

  body.unit2-learning-hub .unit2-hero-hook {
    font-size: 0.9rem;
  }
}

body.unit2-learning-hub .roadmap-section {
  max-width: var(--max);
  margin: 0 auto;
  padding: var(--space-8) var(--space-6);
}

body.unit2-learning-hub .roadmap-title {
  color: var(--navy);
  font-weight: var(--fw-heading-semibold);
  letter-spacing: var(--ls-h2);
  margin: var(--space-2) 0 var(--space-3);
}

body.unit2-learning-hub .roadmap-subtitle,
body.unit2-learning-hub .roadmap-caption {
  color: var(--muted);
  margin: 0 0 var(--space-6);
}

body.unit2-learning-hub .roadmap-track {
  overflow-x: auto;
  padding-bottom: var(--space-4);
}

body.unit2-learning-hub .roadmap-svg {
  display: block;
  width: 100%;
  min-width: min(100%, 52rem);
  height: auto;
}

body.unit2-learning-hub .roadmap-path {
  fill: none;
  stroke: var(--blue);
  stroke-width: 2;
  stroke-linecap: round;
}

body.unit2-learning-hub .roadmap-node {
  text-decoration: none;
  color: inherit;
}

body.unit2-learning-hub .roadmap-node circle {
  fill: var(--white);
  stroke: var(--nav-link);
  stroke-width: 2;
  transition: fill 0.2s ease, stroke 0.2s ease;
}

body.unit2-learning-hub .roadmap-node.is-visited circle {
  fill: var(--nav-link);
}

body.unit2-learning-hub .roadmap-node.is-start circle {
  fill: var(--orange);
  stroke: var(--orange-dark);
  animation: roadmap-pulse 2s ease-in-out infinite;
}

@keyframes roadmap-pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.72;
  }
}

body.unit2-learning-hub .roadmap-node-label {
  font-size: 0.7rem;
  font-weight: 700;
  fill: var(--navy);
  text-anchor: middle;
}

body.unit2-learning-hub .roadmap-emoji {
  font-size: 0.85rem;
  text-anchor: middle;
  dominant-baseline: central;
}

body.unit2-learning-hub .topic-hub .hub-intro {
  color: var(--muted);
  max-width: 42rem;
}

body.unit2-learning-hub .path-filter {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-6) 0;
}

body.unit2-learning-hub .path-pill {
  min-height: 2.75rem;
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--white);
  color: var(--navy);
  font-weight: 700;
  font-size: 0.875rem;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

body.unit2-learning-hub .path-pill:hover,
body.unit2-learning-hub .path-pill:focus-visible {
  border-color: var(--blue);
  background: var(--blue-light);
}

body.unit2-learning-hub .path-pill.is-active {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

body.unit2-learning-hub .path-pill:focus-visible {
  outline: 2px solid var(--nav-link);
  outline-offset: 2px;
}

body.unit2-learning-hub .topic-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-4);
}

body.unit2-learning-hub .topic-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: var(--space-5);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--card);
  box-shadow: var(--shadow-soft);
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease, opacity 0.2s ease;
}

body.unit2-learning-hub .topic-card.is-hidden {
  display: none;
}

body.unit2-learning-hub .topic-card:hover,
body.unit2-learning-hub .topic-card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--blue);
  box-shadow: var(--shadow-hover);
}

body.unit2-learning-hub .topic-card-featured {
  border-color: var(--orange);
  background: linear-gradient(180deg, var(--blue-light) 0%, var(--white) 55%);
}

body.unit2-learning-hub .topic-icon {
  font-size: 1.5rem;
  line-height: 1;
  margin-bottom: var(--space-3);
}

body.unit2-learning-hub .topic-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

body.unit2-learning-hub .badge {
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-pill);
}

body.unit2-learning-hub .badge-beginner {
  background: var(--blue-light);
  color: var(--navy);
}

body.unit2-learning-hub .badge-intermediate {
  background: color-mix(in srgb, var(--orange) 18%, var(--white));
  color: var(--orange-dark);
}

body.unit2-learning-hub .badge-exam {
  background: color-mix(in srgb, var(--navy) 12%, var(--white));
  color: var(--navy);
}

body.unit2-learning-hub .badge-time {
  background: var(--bg-2);
  color: var(--muted);
  text-transform: none;
  font-weight: 600;
}

body.unit2-learning-hub .badge-featured {
  background: var(--orange);
  color: var(--navy);
}

body.unit2-learning-hub .topic-card h3 {
  color: var(--navy);
  font-size: 1.05rem;
  margin: 0 0 var(--space-2);
}

body.unit2-learning-hub .topic-card p {
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.5;
  margin: 0 0 var(--space-4);
  flex: 1;
}

body.unit2-learning-hub .topic-cta {
  font-weight: 800;
  color: var(--nav-link);
  font-size: 0.875rem;
}

body.unit2-learning-hub .exam-connect-table {
  overflow-x: auto;
  margin-top: var(--space-6);
}

body.unit2-learning-hub .exam-connect-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

body.unit2-learning-hub .exam-connect-table th,
body.unit2-learning-hub .exam-connect-table td {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border);
  text-align: left;
}

body.unit2-learning-hub .exam-connect-table th {
  background: var(--navy);
  color: var(--white);
  font-weight: var(--fw-heading-semibold);
}

body.unit2-learning-hub .exam-connect-table tbody tr:nth-child(even) {
  background: var(--bg);
}

body.unit2-learning-hub .aeo-snippet-box {
  margin: var(--space-4) 0 var(--space-5);
  padding: var(--space-4) var(--space-5);
  border-left: 4px solid var(--orange);
  border-radius: var(--radius-sm);
  background: var(--blue-light);
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.55;
}

body.unit2-learning-hub .aeo-snippet {
  color: var(--text);
  line-height: 1.6;
}

body.unit2-learning-hub .lose-points .grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

body.unit2-learning-hub .trap-card {
  padding: var(--space-5);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--card);
  box-shadow: var(--shadow-soft);
}

body.unit2-learning-hub .trap-card h3 {
  color: var(--navy);
  margin-top: 0;
  font-size: 1rem;
}

body.unit2-learning-hub .trap-card p {
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.5;
  margin: var(--space-2) 0 0;
}

body.unit2-learning-hub .lose-points-cta {
  margin-top: var(--space-6);
  font-weight: 600;
}

/* —— MCQ strategy coaching section —— */
body.unit2-learning-hub .mcq-strategy h3 {
  color: var(--navy);
  margin: var(--space-6) 0 var(--space-3);
  font-size: 1.25rem;
}

body.unit2-learning-hub .mcq-strategy-intro {
  color: var(--text);
  margin: 0 0 var(--space-5);
  max-width: 42rem;
  line-height: 1.55;
}

body.unit2-learning-hub .mcq-strategy-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-3);
  margin: 0 0 var(--space-6);
}

body.unit2-learning-hub .mcq-strategy-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: var(--space-4);
  border-radius: 12px;
  border: 2px solid var(--border);
  background: var(--white);
  box-shadow: var(--shadow-soft);
}

body.unit2-learning-hub .mcq-strategy-card--trace {
  border-color: #16a34a;
  background: linear-gradient(180deg, #f0fdf4 0%, var(--white) 40%);
}

body.unit2-learning-hub .mcq-strategy-card--traps {
  border-color: #7c3aed;
  background: linear-gradient(180deg, #f5f3ff 0%, var(--white) 40%);
}

body.unit2-learning-hub .mcq-strategy-card--eliminate {
  border-color: #2563eb;
  background: linear-gradient(180deg, #eff6ff 0%, var(--white) 40%);
}

body.unit2-learning-hub .mcq-strategy-card--edge {
  border-color: #db2777;
  background: linear-gradient(180deg, #fdf2f8 0%, var(--white) 40%);
}

body.unit2-learning-hub .mcq-strategy-card-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

body.unit2-learning-hub .mcq-strategy-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: var(--navy);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 800;
}

body.unit2-learning-hub .mcq-strategy-card--trace .mcq-strategy-num {
  background: #15803d;
}

body.unit2-learning-hub .mcq-strategy-card--traps .mcq-strategy-num {
  background: #6d28d9;
}

body.unit2-learning-hub .mcq-strategy-card--eliminate .mcq-strategy-num {
  background: #1d4ed8;
}

body.unit2-learning-hub .mcq-strategy-card--edge .mcq-strategy-num {
  background: #be185d;
}

body.unit2-learning-hub .mcq-strategy-icon {
  font-size: 1.15rem;
  line-height: 1;
}

body.unit2-learning-hub .mcq-strategy-card h4 {
  flex: 1 1 100%;
  margin: 0;
  color: var(--navy);
  font-size: 0.95rem;
  line-height: 1.3;
}

body.unit2-learning-hub .mcq-strategy-card > p:not(.mcq-strategy-miss):not(.mcq-strategy-link) {
  margin: 0 0 var(--space-3);
  color: #1f2545;
  font-size: 0.875rem;
  line-height: 1.45;
}

body.unit2-learning-hub .mcq-strategy-miss {
  margin: auto 0 var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: 8px;
  background: #fff1f2;
  border: 1px solid #fecdd3;
  color: #881337;
  font-size: 0.8rem;
  line-height: 1.4;
}

body.unit2-learning-hub .mcq-strategy-miss strong {
  color: #9f1239;
}

body.unit2-learning-hub .mcq-strategy-link {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 700;
}

body.unit2-learning-hub .mcq-strategy-link a {
  color: var(--nav-link);
  text-decoration: none;
}

body.unit2-learning-hub .mcq-strategy-link a:hover,
body.unit2-learning-hub .mcq-strategy-link a:focus-visible {
  text-decoration: underline;
}

body.unit2-learning-hub .mcq-worked-example {
  margin-bottom: var(--space-5);
  padding: var(--space-5);
  border-radius: 14px;
  border: 2px solid #f59e0b;
  background: linear-gradient(180deg, #fffbeb 0%, var(--white) 35%);
}

body.unit2-learning-hub .mcq-worked-example h4 {
  margin: 0 0 var(--space-3);
  color: var(--navy);
  font-size: 1.05rem;
}

body.unit2-learning-hub .mcq-worked-prompt {
  margin: 0 0 var(--space-3);
  color: var(--text);
  font-size: 0.9rem;
}

body.unit2-learning-hub .mcq-worked-code {
  margin: 0 0 var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-radius: 10px;
  background: #0a0f5a;
  color: #e2e8f0;
  font-size: 0.85rem;
  line-height: 1.5;
  overflow-x: auto;
}

body.unit2-learning-hub .mcq-worked-code code {
  color: inherit;
  background: transparent;
}

body.unit2-learning-hub .mcq-worked-steps {
  margin: 0 0 var(--space-4);
  padding-left: 1.25rem;
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.5;
}

body.unit2-learning-hub .mcq-worked-steps li + li {
  margin-top: var(--space-2);
}

body.unit2-learning-hub .mcq-worked-answer {
  margin: 0;
  padding: var(--space-3) var(--space-4);
  border-radius: 10px;
  background: #ecfdf5;
  border: 1px solid #6ee7b7;
  color: #064e3b;
  font-size: 0.95rem;
}

body.unit2-learning-hub .mcq-worked-letter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.75rem;
  height: 1.75rem;
  margin-right: var(--space-1);
  border-radius: 50%;
  background: #0d9488;
  color: #ffffff;
  font-weight: 800;
}

body.unit2-learning-hub .mcq-worked-value {
  font-weight: 800;
}

body.unit2-learning-hub .mcq-exam-shortcut {
  margin: 0;
  padding: var(--space-4) var(--space-5);
  border-radius: 14px;
  border: 2px solid #fbbf24;
  background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
}

body.unit2-learning-hub .mcq-exam-shortcut-title {
  margin: 0 0 var(--space-3);
  color: #92400e;
  font-weight: 800;
  font-size: 1rem;
}

body.unit2-learning-hub .mcq-exam-shortcut ul {
  margin: 0;
  padding-left: 1.2rem;
  color: #78350f;
  font-size: 0.9rem;
  line-height: 1.5;
}

body.unit2-learning-hub .mcq-exam-shortcut li + li {
  margin-top: var(--space-2);
}

body.unit2-learning-hub .mcq-exam-shortcut strong {
  color: #92400e;
}

body.unit2-learning-hub .related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-6);
}

body.unit2-learning-hub .related-card {
  display: block;
  padding: var(--space-5);
  min-height: 2.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--white);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

body.unit2-learning-hub .related-card:hover,
body.unit2-learning-hub .related-card:focus-visible {
  border-color: var(--blue);
  box-shadow: var(--shadow-soft);
}

body.unit2-learning-hub .related-card h4 {
  color: var(--navy);
  margin: 0 0 var(--space-2);
  font-size: 1rem;
}

body.unit2-learning-hub .related-card p {
  color: var(--muted);
  margin: 0;
  font-size: 0.875rem;
}

body.unit2-learning-hub .micro-conversions .micro-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  margin: var(--space-6) 0;
}

body.unit2-learning-hub .micro-card {
  padding: var(--space-5);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
}

body.unit2-learning-hub .micro-card h4 {
  color: var(--navy);
  margin: var(--space-2) 0;
}

body.unit2-learning-hub .micro-card p {
  color: var(--muted);
  margin: 0;
  font-size: 0.9rem;
}

body.unit2-learning-hub .progress-breakdown {
  list-style: none;
  padding: 0;
  margin: var(--space-4) 0 0;
}

body.unit2-learning-hub .progress-breakdown li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: var(--space-2);
}

body.unit2-learning-hub .progress-breakdown .dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--line);
  flex-shrink: 0;
}

body.unit2-learning-hub .progress-breakdown .dot.is-done {
  background: var(--success);
}

body.unit2-learning-hub .progress-breakdown .count {
  margin-left: auto;
  font-weight: 700;
  color: var(--navy);
}

body.unit2-learning-hub .progress-pct {
  font-weight: 900;
  color: var(--navy);
  margin: var(--space-2) 0 0;
}

body.unit2-learning-hub .progress-encouragement {
  font-size: 0.8rem;
  color: var(--muted);
  margin: var(--space-3) 0 0;
  line-height: 1.4;
}

body.unit2-learning-hub .side-card-progress-intro {
  margin: 0;
  color: var(--muted);
  font-size: 0.875rem;
}

body.unit2-learning-hub .quiz-ui-spaced {
  margin-top: var(--space-4);
}

body.unit2-learning-hub .mobile-progress-tip {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: var(--space-1);
}

@media (max-width: 980px) {
  body.unit2-learning-hub .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  body.unit2-learning-hub .mcq-strategy-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  body.unit2-learning-hub .topic-grid,
  body.unit2-learning-hub .related-grid,
  body.unit2-learning-hub .micro-conversions .micro-grid,
  body.unit2-learning-hub .lose-points .grid-2,
  body.unit2-learning-hub .mcq-strategy-grid {
    grid-template-columns: 1fr;
  }

  body.unit2-learning-hub .roadmap-track {
    overflow-x: visible;
  }

  body.unit2-learning-hub .roadmap-svg--desktop {
    display: none;
  }

  body.unit2-learning-hub .roadmap-stack {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding-left: var(--space-4);
    border-left: 3px solid var(--blue);
  }

  body.unit2-learning-hub .roadmap-stack-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    min-height: 2.75rem;
    text-decoration: none;
    color: var(--navy);
    font-weight: 700;
    font-size: 0.9rem;
  }

  body.unit2-learning-hub .roadmap-stack-item .roadmap-stack-icon {
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 2px solid var(--nav-link);
    background: var(--white);
    flex-shrink: 0;
  }

  body.unit2-learning-hub .roadmap-stack-item.is-visited .roadmap-stack-icon {
    background: var(--nav-link);
  }

  body.unit2-learning-hub .roadmap-stack-item.is-start .roadmap-stack-icon {
    background: var(--orange);
    border-color: var(--orange-dark);
  }
}

@media (min-width: 701px) {
  body.unit2-learning-hub .roadmap-stack {
    display: none;
  }
}