/* ===== LEARN STYLES ===== */
/* Extracted section-specific CSS */

/* ===== LEARN SECTION ===== */
.learn-page .hero {
  position: relative;
  isolation: isolate;
  max-width: 1500px;
  margin: 0 auto;
  padding: 38px 44px 20px;
  text-align: left;
}

.learn-page .hero::before {
  content: "";
  position: absolute;
  inset: 10px 18px 0;
  border-radius: 22px;
  background:
    radial-gradient(circle at 16% 10%, rgba(34, 197, 94, 0.2), transparent 34%),
    radial-gradient(circle at 86% 12%, rgba(56, 189, 248, 0.14), transparent 30%),
    linear-gradient(135deg, rgba(34, 197, 94, 0.08), rgba(59, 130, 246, 0.04));
  border: 1px solid rgba(255, 255, 255, 0.045);
  z-index: -1;
}

.learn-hero-kicker {
  display: inline-flex;
  color: #4ade80;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.learn-page .hero h1 {
  max-width: 1100px;
  margin: 0 0 10px;
  font-size: clamp(2.05rem, 3.7vw, 2.75rem);
  line-height: 1.02;
  white-space: nowrap;
}

.learn-page .hero p {
  max-width: 760px;
  margin: 0;
  line-height: 1.45;
}

.learn-hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 980px;
  margin-top: 14px;
}

.learn-hero-stats div {
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.075);
}

.learn-hero-stats strong,
.learn-hero-stats span {
  display: block;
}

.learn-hero-stats strong {
  color: #fff;
  font-size: 0.92rem;
  line-height: 1.25;
}

.learn-hero-stats span {
  color: #9ca3af;
  font-size: 0.66rem;
  margin-top: 3px;
}

.learn-content {
  max-width: 1500px;
  margin: 0 auto;
  padding: 28px 60px 90px;
}

.hero + .learn-content {
  padding-top: 28px;
}

.learn-intro {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 22px;
  margin-bottom: 22px;
  padding: 18px 20px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.07), rgba(59, 130, 246, 0.035));
  border: 1px solid rgba(148, 163, 184, 0.15);
}

.learn-intro > div:first-child {
  display: grid;
  gap: 6px;
  align-content: start;
}

.learn-intro span:first-child {
  display: block;
  color: #4ade80;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0;
}

.learn-intro h2 {
  color: #fff;
  font-size: 1.2rem;
  line-height: 1.3;
  margin: 0;
}

.learn-topic-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  flex-shrink: 0;
}

.learn-topic-chips--section {
  justify-content: flex-end;
  margin: 0 0 12px;
}

.learn-filter-btn,
.learn-random-btn {
  color: #d1d5db;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 7px 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.075);
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.learn-filter-btn:hover,
.learn-filter-btn.active {
  color: #86efac;
  background: rgba(34, 197, 94, 0.14);
  border-color: rgba(34, 197, 94, 0.32);
}

.learn-filter-btn:hover {
  transform: translateY(-1px);
}

.learn-random-btn {
  color: #03130a;
  background: linear-gradient(135deg, #86efac, #38bdf8);
  border-color: transparent;
  font-weight: 900;
  padding: 9px 14px;
}

.learn-random-btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

.learn-random-btn--hero {
  margin-top: 24px;
  padding: 12px 18px;
  font-size: 0.84rem;
  box-shadow: 0 14px 34px rgba(34, 197, 94, 0.18);
}

.learn-section {
  margin-bottom: 24px;
}

.learn-section h2 {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 14px;
  font-size: 1.26rem;
  color: #fff;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(34, 197, 94, 0.24);
}

.learn-course-section {
  padding: 24px 28px 28px;
  border-radius: 22px;
  background:
    radial-gradient(circle at 5% 0%, rgba(34, 197, 94, 0.1), transparent 28%),
    linear-gradient(145deg, rgba(15, 23, 42, 0.42), rgba(8, 13, 24, 0.28));
  border: 1px solid rgba(148, 163, 184, 0.12);
}

.learn-course-section h2 span {
  order: 2;
  flex: 0 0 auto;
  padding: 6px 9px;
  border-radius: 999px;
  color: #bbf7d0;
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.24);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.learn-course-section h2 strong {
  order: 1;
  min-width: 0;
  font-size: 1.22rem;
}

.learn-guided-catalog .learn-guided-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(34, 197, 94, 0.24);
}

.learn-guided-catalog .learn-guided-header h2 {
  display: block;
  margin: 0;
  padding: 0;
  border: 0;
  flex: 1 1 420px;
}

.learn-guided-catalog .learn-guided-header h2 strong {
  font-size: 1.22rem;
}

.learn-guided-catalog .learn-guided-header .learn-topic-chips--section {
  margin: 0;
  justify-content: flex-end;
  flex: 0 1 auto;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  align-items: stretch;
}

.learn-course-catalog-grid {
  width: 100%;
  max-width: none;
  margin: 0;
  gap: 34px 42px;
}

.course-overview,
.course-module-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: 16px;
  margin: 24px 0;
}

.course-guide-page .course-overview,
.course-guide-page .course-module-grid {
  max-width: 100%;
}

.course-panel,
.course-module-card,
.course-quiz-card {
  border-radius: 18px;
  border: 1px solid rgba(34, 197, 94, 0.16);
  background:
    radial-gradient(circle at 12% 10%, rgba(34, 197, 94, 0.13), transparent 34%),
    linear-gradient(145deg, rgba(15, 23, 42, 0.92), rgba(30, 41, 59, 0.78));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.course-panel {
  padding: 20px;
}

.course-panel h2,
.course-quiz-card h2 {
  margin-top: 0;
}

.course-guide-page .course-panel h2 {
  margin: 26px 0 6px !important;
}

.course-panel ul {
  margin-bottom: 0;
}

.course-example {
  color: #dbeafe;
  font-size: 0.94rem;
  line-height: 1.65;
}

.course-module-card {
  padding: 18px;
}

.course-guide-page .course-module-card {
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(15, 23, 42, 0.62)),
    radial-gradient(circle at 14% 12%, rgba(96, 165, 250, 0.16), transparent 38%);
}

.course-lesson-shell {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  align-items: stretch;
  gap: 18px;
  margin: 24px 0;
  padding: 14px;
  border-radius: 22px;
  background:
    radial-gradient(circle at 0% 0%, rgba(34, 197, 94, 0.16), transparent 34%),
    linear-gradient(145deg, rgba(15, 23, 42, 0.92), rgba(8, 13, 24, 0.95));
  border: 1px solid rgba(34, 197, 94, 0.18);
}

.course-module-tabs {
  display: grid;
  gap: 10px;
  align-content: start;
}

.course-module-tab {
  width: 100%;
  min-height: 76px;
  display: grid;
  gap: 5px;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  background: rgba(255, 255, 255, 0.045);
  color: #cbd5e1;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.course-module-tab span {
  color: #86efac;
  font-size: 0.68rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.course-module-tab strong {
  color: #e5e7eb;
  font-size: 0.95rem;
  line-height: 1.2;
}

.course-module-tab:hover,
.course-module-tab.is-active {
  transform: translateX(2px);
  border-color: rgba(34, 197, 94, 0.46);
  background:
    linear-gradient(135deg, rgba(34, 197, 94, 0.22), rgba(56, 189, 248, 0.12)),
    rgba(255, 255, 255, 0.06);
}

.course-module-tab.is-active strong {
  color: #fff;
}

.course-module-detail {
  min-height: 520px;
  display: grid;
}

.course-module-detail:has(.course-quiz-panel.is-active) {
  min-height: 0;
}

.course-lesson-panel {
  grid-area: 1 / 1;
  min-height: 520px;
  display: grid;
  gap: 18px;
  align-content: start;
  padding: 30px;
  opacity: 0;
  transform: translateY(8px);
  border-radius: 20px;
  background:
    radial-gradient(circle at 12% 10%, rgba(56, 189, 248, 0.15), transparent 34%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(15, 23, 42, 0.72));
  border: 1px solid rgba(148, 163, 184, 0.15);
  transition: opacity 0.22s ease, transform 0.22s ease;
}

.course-lesson-panel[hidden],
.course-quiz-panel[hidden] {
  display: none !important;
}

.course-lesson-panel.is-active {
  opacity: 1;
  transform: translateY(0);
}

.course-lesson-panel.is-entering {
  opacity: 0;
  transform: translateY(8px);
}

.course-lesson-panel.is-leaving {
  opacity: 0;
  transform: translateY(-6px);
}

.course-module-detail .course-quiz-panel {
  grid-area: 1 / 1;
  min-height: 0;
  margin: 0;
  padding: 0;
  opacity: 0;
  transform: translateY(8px);
  text-align: left;
  border-radius: 20px;
  overflow: hidden;
  background: #0f172a;
  border: 1px solid rgba(148, 163, 184, 0.18);
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.22);
  transition: opacity 0.22s ease, transform 0.22s ease;
}

.course-module-detail .course-quiz-panel.is-active {
  opacity: 1;
  transform: translateY(0);
}

.course-module-detail .course-quiz-panel.is-entering {
  opacity: 0;
  transform: translateY(8px);
}

.course-module-detail .course-quiz-panel.is-leaving {
  opacity: 0;
  transform: translateY(-6px);
}

.course-quiz-card {
  padding: 20px;
}

.course-quiz-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: rgba(249, 250, 251, 0.02);
  pointer-events: none;
}

.course-quiz-intro {
  color: #9ca3af;
  font-size: 0.88rem;
  line-height: 1.55;
  margin-bottom: 0;
}

.course-quiz-button {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 10px;
  border: 1px solid rgba(34, 197, 94, 0.34);
  background:
    radial-gradient(circle at 0% 0%, rgba(34, 197, 94, 0.2), transparent 40%),
    rgba(34, 197, 94, 0.16);
  color: #bbf7d0;
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 900;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
  margin-top: 12px;
}

.course-quiz-button:hover {
  transform: translateY(-1px);
  border-color: rgba(34, 197, 94, 0.56);
  background:
    radial-gradient(circle at 0% 0%, rgba(34, 197, 94, 0.28), transparent 40%),
    rgba(34, 197, 94, 0.22);
}

body.course-guide-page .course-module-detail .course-quiz-panel.is-active::before,
body.course-guide-page .course-module-detail .course-quiz-panel.is-active::after {
  content: none !important;
  display: none !important;
}

body.course-guide-page .course-module-detail .course-quiz-panel.is-active {
  padding: 0 !important;
  background:
    radial-gradient(circle at 12% 0%, rgba(34, 197, 94, 0.12), transparent 34%),
    linear-gradient(145deg, #0b1220, #111827) !important;
}

body.course-guide-page .course-module-detail .course-quiz-panel.is-active .course-quiz-hero {
  display: none !important;
}

body.course-guide-page .course-module-detail .course-quiz-panel.is-active .course-quiz-question {
  display: block !important;
  position: relative !important;
  z-index: 2 !important;
  min-height: 0 !important;
  margin: 0 !important;
  padding: 10px 14px 8px !important;
  color: #ffffff !important;
  font-size: clamp(1.2rem, 2.2vw, 1.75rem) !important;
  font-weight: 950 !important;
  line-height: 1.16 !important;
  background: transparent !important;
}

body.course-guide-page .course-module-detail .course-quiz-panel.is-active .course-quiz-options {
  position: relative !important;
  z-index: 2 !important;
  padding: 7px 14px 8px !important;
  background: transparent !important;
}

.course-quiz-layout {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(220px, 1fr);
  gap: 14px;
}

.course-quiz-main {
  min-width: 0;
}

.course-answer-box {
  align-self: stretch;
  display: grid;
  align-content: center;
  gap: 12px;
  margin: 7px 14px 14px 0;
  padding: 14px;
  border-radius: 18px;
  color: #dbeafe;
  background:
    radial-gradient(circle at 20% 0%, rgba(56, 189, 248, 0.2), transparent 36%),
    linear-gradient(145deg, rgba(15, 23, 42, 0.94), rgba(6, 78, 59, 0.5));
  border: 1px solid rgba(34, 197, 94, 0.22);
}

.course-answer-box span {
  color: #86efac;
  font-size: 0.7rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.course-answer-text {
  min-height: 96px;
  margin: 0;
  color: #e5e7eb;
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.55;
  transition: filter 0.2s ease, opacity 0.2s ease;
}

.course-answer-text strong {
  display: inline-block;
  margin-bottom: 6px;
  color: #ffffff;
  font-size: 2.2rem;
  line-height: 1;
}

.course-answer-text.is-blurred {
  filter: blur(5px);
  opacity: 0.55;
  user-select: none;
}

.course-answer-toggle {
  min-height: 38px;
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid rgba(134, 239, 172, 0.28);
  color: #dcfce7;
  background: rgba(34, 197, 94, 0.14);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 900;
  cursor: pointer;
}

.course-quiz-shell {
  display: grid;
  gap: 7px;
  padding: 14px;
}

.course-quiz-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.course-quiz-top .course-quiz-kicker,
.course-quiz-progress {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.course-quiz-top .course-quiz-kicker {
  color: #bbf7d0;
  background: rgba(34, 197, 94, 0.16);
  border: 1px solid rgba(34, 197, 94, 0.26);
}

.course-quiz-progress {
  color: #bfdbfe;
  background: rgba(59, 130, 246, 0.14);
  border: 1px solid rgba(96, 165, 250, 0.22);
}

.course-quiz-meter {
  height: 7px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.16);
}

.course-quiz-meter span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #22c55e, #38bdf8);
  transition: width 0.2s ease;
}

body.course-guide-page .course-module-detail .course-quiz-panel.is-active .course-quiz-option {
  min-height: 42px;
  padding: 9px 12px;
  border-radius: 13px;
  border: 1px solid rgba(148, 163, 184, 0.24);
  color: #e5e7eb;
  background: rgba(15, 23, 42, 0.78);
  font-size: 0.92rem;
}

body.course-guide-page .course-module-detail .course-quiz-panel.is-active .course-quiz-option:hover,
body.course-guide-page .course-module-detail .course-quiz-panel.is-active .course-quiz-option.is-selected {
  color: #ffffff;
  border-color: rgba(34, 197, 94, 0.58);
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.24), rgba(56, 189, 248, 0.12));
}

.course-quiz-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 0 14px 14px;
}

.course-quiz-actions.is-complete {
  justify-content: center;
}

.course-quiz-nav {
  min-height: 38px;
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.24);
  color: #dbeafe;
  background: rgba(15, 23, 42, 0.76);
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 900;
  cursor: pointer;
}

.course-quiz-nav:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  filter: grayscale(0.45);
}

.course-quiz-nav--primary {
  color: #03130a;
  background: linear-gradient(135deg, #86efac, #38bdf8);
  border-color: transparent;
}

.course-quiz-nav--restart {
  color: #bbf7d0;
  background: rgba(34, 197, 94, 0.12);
  border-color: rgba(134, 239, 172, 0.24);
}

.course-quiz-score {
  display: flex;
  justify-content: flex-end;
  padding: 0 14px 14px;
  text-align: center;
  color: #e5e7eb;
}

.course-quiz-score[hidden] {
  display: none;
}

.course-quiz-hero {
  padding: 30px;
  text-align: left;
}

.course-quiz-hero h2 {
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.course-quiz-hero p {
  font-size: 0.88rem;
  color: #d1d5db;
}

.course-quiz-options {
  display: grid;
  gap: 12px;
  padding: 0 30px 30px;
}

.course-quiz-question {
  padding: 20px 30px;
  font-size: 1.1rem;
  color: #1f2937;
  font-weight: 600;
  line-height: 1.4;
}

.course-quiz-option {
  min-height: 48px;
  padding: 12px 16px;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  background: #fff;
  color: #374151;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.94rem;
  text-align: left;
  transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.course-quiz-option:hover {
  border-color: #34197e;
  background: #f9fafb;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.course-quiz-option.is-selected {
  border-color: #34197e;
  background: #ede9fe;
  box-shadow: 0 2px 8px rgba(52, 25, 126, 0.12);
}

.course-quiz-option.is-correct {
  border-color: #10b981;
  background: #ecfdf5;
}

.course-quiz-option.is-incorrect {
  border-color: #ef4444;
  background: #fef2f2;
}

.course-quiz-feedback {
  margin: 0 30px 20px;
  padding: 14px;
  border-radius: 8px;
  background: #fef3c7;
  border: 1px solid #fbbf24;
  color: #92400e;
  font-size: 0.88rem;
  line-height: 1.5;
}

.course-quiz-feedback strong {
  color: #78350f;
}

.course-lesson-body {
  display: grid;
  gap: 14px;
}

.course-lesson-notes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.course-lesson-note {
  min-height: 128px;
  display: grid;
  align-content: start;
  gap: 7px;
  padding: 12px;
  border-radius: 14px;
  background:
    radial-gradient(circle at 12% 0%, rgba(34, 197, 94, 0.14), transparent 34%),
    linear-gradient(145deg, rgba(15, 23, 42, 0.72), rgba(30, 41, 59, 0.56));
  border: 1px solid rgba(134, 239, 172, 0.16);
}

.course-lesson-note span {
  color: #86efac;
  font-size: 0.68rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.course-lesson-note p {
  margin: 0;
  color: #dbeafe;
  font-size: 0.88rem;
  font-weight: 650;
  line-height: 1.48;
}

.course-lesson-body h2 {
  margin: 10px 0 0;
  padding-top: 14px;
  color: #fff;
  font-size: 1.28rem;
}

.course-lesson-body p {
  margin-bottom: 0;
}

@media (max-width: 1024px) {
  .article-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .article-card.is-expanded {
    grid-column: 1 / -1;
  }

  .tips-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.article-card {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.08), rgba(59, 130, 246, 0.04));
  border: 1px solid rgba(255, 255, 255, 0.075);
  border-radius: 14px;
  padding: 18px 20px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  min-width: 0;
  max-width: 100%;
  min-height: 218px;
}

.article-card:hover {
  border-color: rgba(34, 197, 94, 0.32);
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.28), 0 0 34px rgba(34, 197, 94, 0.08);
  transform: translateY(-5px);
}

.article-tag {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  align-self: flex-start;
  width: 100%;
  margin-bottom: 10px;
}

.article-tag > span {
  color: #4ade80;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.article-tag .learn-done-toggle {
  flex: 0 0 auto;
}

.article-card h3 {
  font-size: 1.1rem;
  color: #fff;
  line-height: 1.25;
  margin-bottom: 9px;
}

.article-card > p {
  color: #9ca3af;
  font-size: 0.86rem;
  line-height: 1.45;
  margin-bottom: 16px;
  display: -webkit-box;
  line-clamp: 4;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.learn-section-intro {
  margin: -4px 0 12px;
  color: #9ca3af;
  font-size: 0.86rem;
  line-height: 1.45;
}

.core-guide-card {
  min-height: 218px;
}

.learn-course-card {
  position: relative;
  overflow: hidden;
  min-height: 232px;
  background:
    radial-gradient(circle at 14% 12%, rgba(74, 222, 128, 0.18), transparent 30%),
    linear-gradient(145deg, rgba(17, 24, 39, 0.94), rgba(12, 28, 42, 0.92));
}

.learn-course-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-top: 3px solid rgba(74, 222, 128, 0.55);
  pointer-events: none;
}

.learn-course-note {
  display: grid;
  gap: 6px;
  max-width: 100%;
  margin: 0 0 22px;
  color: #a7b0bf;
  font-size: 0.92rem;
  line-height: 1.5;
}

.learn-course-note p {
  margin: 0;
}

.learn-course-card h3 {
  min-height: 30px;
}

.learn-course-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: auto;
}

.learn-course-footer .learn-guide-link {
  flex: 0 0 auto;
  margin-top: 0;
}

.learn-course-footer .core-guide-meta {
  justify-content: flex-end;
  margin: 0;
  min-width: 0;
}

.core-guide-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 16px;
}

.core-guide-meta span {
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.075);
  background: rgba(255, 255, 255, 0.045);
  color: #cbd5e1;
  font-size: 0.66rem;
  font-weight: 700;
}

.learn-course-modules {
  display: none;
  gap: 7px;
  margin: 0 0 16px;
}

.learn-course-modules span {
  display: flex;
  align-items: center;
  min-height: 30px;
  padding: 7px 9px;
  border-radius: 10px;
  color: #dbeafe;
  font-size: 0.74rem;
  font-weight: 800;
  background: rgba(15, 23, 42, 0.72);
  border: 1px solid rgba(148, 163, 184, 0.14);
}

.article-card[hidden],
.learn-section[hidden] {
  display: none;
}

.learn-module-card {
  background:
    radial-gradient(circle at 12% 0%, rgba(56, 189, 248, 0.1), transparent 32%),
    linear-gradient(145deg, rgba(17, 24, 39, 0.9), rgba(12, 28, 42, 0.82));
}

.learn-course-quiz {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 14px;
  background:
    radial-gradient(circle at 8% 0%, rgba(134, 239, 172, 0.16), transparent 34%),
    linear-gradient(145deg, rgba(6, 78, 59, 0.34), rgba(15, 23, 42, 0.72));
  border: 1px solid rgba(34, 197, 94, 0.22);
}

.learn-course-quiz span,
.learn-course-quiz strong {
  display: block;
}

.learn-course-quiz span {
  color: #86efac;
  font-size: 0.64rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 3px;
}

.learn-course-quiz strong {
  color: #f8fafc;
  font-size: 0.94rem;
}

.learn-quiz-button {
  flex: 0 0 auto;
  min-height: 34px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(134, 239, 172, 0.28);
  color: #bbf7d0;
  background: rgba(34, 197, 94, 0.12);
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 900;
  cursor: pointer;
}

.learn-card-toggle,
.learn-guide-link {
  align-self: flex-start;
  margin-top: auto;
  padding: 8px 11px;
  border: 1px solid rgba(34, 197, 94, 0.32);
  border-radius: 9px;
  background: rgba(34, 197, 94, 0.12);
  color: #86efac;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 800;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.learn-guide-link {
  display: inline-flex;
  text-decoration: none;
}

.learn-card-toggle:hover,
.learn-guide-link:hover {
  background: rgba(34, 197, 94, 0.18);
  border-color: rgba(34, 197, 94, 0.48);
  transform: translateY(-1px);
}

.article-content {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 14px;
  padding-top: 14px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.article-card.is-collapsed .article-content {
  display: none;
}

.article-card.is-expanded {
  grid-column: span 2;
}

.article-card.is-expanded > p {
  display: block;
}

.article-content h4 {
  color: #86efac;
  font-size: 0.96rem;
  margin: 20px 0 12px;
}

.article-content h4:first-child {
  margin-top: 0;
}

.article-content p {
  color: #d1d5db;
  font-size: 0.86rem;
  line-height: 1.65;
  margin-bottom: 12px;
}

.article-content ul,
.article-content ol {
  color: #d1d5db;
  font-size: 0.86rem;
  line-height: 1.65;
  margin: 12px 0;
  padding-left: 20px;
}

.article-content li {
  margin-bottom: 8px;
}

.article-content strong {
  color: #fff;
}

.learn-picker-open {
  overflow: hidden;
}

.learn-picker-modal[hidden] {
  display: none;
}

.learn-picker-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 24px;
}

.learn-picker-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 6, 23, 0.78);
  backdrop-filter: blur(10px);
}

.learn-picker-dialog {
  position: relative;
  width: min(760px, 100%);
  max-height: min(82vh, 780px);
  overflow: auto;
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 22px;
  background: linear-gradient(145deg, rgba(20, 25, 35, 0.98), rgba(15, 23, 42, 0.98));
  box-shadow: 0 26px 90px rgba(0, 0, 0, 0.55);
}

.learn-picker-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: #d1d5db;
  cursor: pointer;
  font-size: 1.2rem;
}

.learn-picker-tag {
  display: inline-flex;
  color: #4ade80;
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.learn-picker-dialog h2 {
  color: #fff;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.12;
  margin: 0 42px 12px 0;
}

.learn-picker-dialog > p {
  color: #9ca3af;
  font-size: 0.98rem;
  line-height: 1.65;
  margin-bottom: 20px;
}

.learn-picker-body {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 20px;
}

.learn-picker-body h4 {
  color: #86efac;
  font-size: 1rem;
  margin: 20px 0 10px;
}

.learn-picker-body h4:first-child {
  margin-top: 0;
}

.learn-picker-body p,
.learn-picker-body li {
  color: #d1d5db;
  font-size: 0.92rem;
  line-height: 1.68;
}

.learn-picker-body ul,
.learn-picker-body ol {
  padding-left: 22px;
  margin: 12px 0;
}

.learn-picker-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 0.8rem;
}

.data-table th,
.data-table td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.data-table th {
  color: #9ca3af;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.03);
}

.data-table td {
  color: #e5e7eb;
}

.formula {
  font-family: 'Courier New', monospace;
  background: rgba(34, 197, 94, 0.1);
  padding: 12px 20px;
  border-radius: 8px;
  color: #4ade80;
  font-size: 1rem;
  text-align: center;
  margin: 16px 0;
}

.cta-text {
  margin-top: auto;
  padding: 12px 14px;
  background: rgba(34, 197, 94, 0.1);
  border-radius: 10px;
  border-left: 4px solid #22c55e;
}

.cta-text a {
  color: #4ade80;
  text-decoration: none;
  font-weight: 600;
}

.cta-text a:hover {
  text-decoration: underline;
}

/* Tips Section */
.tips-section {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.07), rgba(59, 130, 246, 0.035));
  padding: 20px 22px 22px;
  border-radius: 22px;
  border: 1px solid rgba(148, 163, 184, 0.15);
}

.tips-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.tip-card {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.075);
  border-radius: 14px;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.tip-card:hover {
  border-color: rgba(34, 197, 94, 0.28);
  transform: translateY(-3px);
}

.tip-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: #22c55e;
  color: #000;
  border-radius: 50%;
  font-weight: 700;
  flex-shrink: 0;
}

.tip-card p {
  color: #d1d5db;
  font-size: 0.82rem;
  line-height: 1.38;
  margin: 0;
}

.tip-card strong {
  color: #fff;
}

/* Learn Hub Depth Section - makes previously invisible sections visible */
.learn-hub-depth {
  display: block !important;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.4), rgba(17, 24, 39, 0.2));
  padding: 32px 24px;
  border-radius: 12px;
  border: 1px solid rgba(34, 197, 94, 0.2);
  margin: 40px 0;
}

.learn-hub-depth h2 {
  font-size: 1.28rem;
  color: #fff;
  margin: 0 0 24px;
  font-weight: 600;
  letter-spacing: -0.3px;
}

.learn-hub-depth > .tips-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
}

.learn-hub-depth .tips-grid .tip-card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(34, 197, 94, 0.12);
  padding: 14px 12px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.learn-hub-depth .tips-grid .tip-card .tip-number {
  background: linear-gradient(135deg, #22c55e 0%, #10b981 100%);
  width: 24px;
  height: 24px;
  min-width: 24px;
}

.learn-hub-depth .tips-grid .tip-card p {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.4;
}

.learn-hub-depth .tips-grid .tip-card strong {
  font-size: 0.82rem;
}

.learn-hub-depth .article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 0 0 20px;
}

.learn-hub-depth .article-card {
  background: linear-gradient(135deg, rgba(17, 24, 39, 0.8), rgba(12, 28, 42, 0.6));
  border: 1px solid rgba(34, 197, 94, 0.12);
  padding: 18px;
  border-radius: 8px;
  min-height: auto;
}

.learn-hub-depth .article-card .article-tag {
  background: rgba(34, 197, 94, 0.1);
  color: #bbf7d0;
  font-size: 0.72rem;
  padding: 3px 8px;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 10px;
}

.learn-hub-depth .article-card h3 {
  font-size: 0.98rem;
  margin: 6px 0 10px;
  color: #fff;
  line-height: 1.3;
}

.learn-hub-depth .article-card p {
  color: #cbd5e1;
  font-size: 0.84rem;
  line-height: 1.45;
  margin: 0;
}

.learn-hub-depth > p {
  color: #d1d5db;
  font-size: 0.92rem;
  line-height: 1.7;
  margin: 0 0 18px;
}

.learn-hub-depth > h3 {
  color: #fff;
  font-size: 1.08rem;
  font-weight: 600;
  margin: 28px 0 14px;
  padding-left: 12px;
  border-left: 3px solid rgba(34, 197, 94, 0.5);
  letter-spacing: -0.2px;
}

.learn-course-note {
  display: block;
  width: 100%;
  box-sizing: border-box;
  max-width: none;
  color: #cbd5e1;
  font-size: 0.86rem;
  line-height: 1.65;
  margin: 16px 0;
  padding: 14px 16px;
  background: rgba(59, 130, 246, 0.05);
  border-left: 3px solid rgba(59, 130, 246, 0.3);
  border-radius: 6px;
}

.learn-hub-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 14px;
}

.learn-hub-steps li {
  padding: 14px 16px;
  background: rgba(15, 23, 42, 0.4);
  border-left: 3px solid rgba(34, 197, 94, 0.4);
  border-radius: 8px;
  color: #d1d5db;
  font-size: 0.88rem;
  line-height: 1.65;
}

.learn-hub-steps li strong {
  color: #fff;
}

@media (max-width: 768px) {
  .learn-page .hero {
    padding: 56px 20px 24px;
  }

  .learn-page .hero::before {
    inset: 12px 12px 0;
    border-radius: 24px;
  }

  .learn-hero-stats {
    grid-template-columns: 1fr;
  }

  .learn-content {
    padding: 24px 20px 60px;
  }

  .learn-intro {
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 14px;
    padding: 13px 14px;
    gap: 10px;
    border-radius: 16px;
  }

  .learn-intro span:first-child {
    margin-bottom: 5px;
    font-size: 0.58rem;
  }

  .learn-intro h2 {
    font-size: 1rem;
    line-height: 1.22;
  }

  .learn-topic-chips {
    justify-content: flex-start;
  }

  /* minmax(0,1fr) lets grid items shrink below content intrinsic width (fixes right-side gap / horizontal scroll) */
  .article-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

  .learn-page .article-grid:not(.learn-course-catalog-grid) {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  .learn-page .article-grid:not(.learn-course-catalog-grid) .article-card {
    padding: 12px 14px;
    min-height: auto;
  }

  .learn-page .article-grid:not(.learn-course-catalog-grid) .article-card h3 {
    font-size: 0.96rem;
    line-height: 1.25;
    margin-bottom: 7px;
  }

  .learn-page .article-grid:not(.learn-course-catalog-grid) .article-card > p {
    font-size: 0.82rem;
    line-height: 1.42;
    margin-bottom: 0;
  }

  .learn-page .article-grid:not(.learn-course-catalog-grid) .article-tag {
    margin-bottom: 8px;
    font-size: 0.62rem;
  }

  .learn-page .return-loop-panel {
    width: calc(100% - 16px);
    margin: 8px auto 18px;
    padding: 10px;
  }

  .learn-page .return-loop-head {
    gap: 10px;
  }

  .learn-page .return-loop-head h2 {
    font-size: 0.9rem;
    line-height: 1.25;
  }

  .learn-page .return-loop-metrics {
    gap: 5px;
  }

  .learn-page .return-loop-metrics article {
    min-height: 42px;
    padding: 5px 6px;
  }

  .learn-page .return-loop-metrics strong {
    font-size: 0.88rem;
  }

  .learn-page .return-loop-metrics span {
    font-size: 0.58rem;
  }

  .learn-page .return-loop-grid {
    margin-top: 10px;
    gap: 8px;
  }

  .learn-page .return-loop-grid article {
    padding: 9px 10px;
  }

  .learn-page .return-loop-grid article:first-child {
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto;
    gap: 4px 10px;
    align-items: start;
  }

  .learn-page .return-loop-grid article:first-child > span {
    grid-column: 1;
    grid-row: 1;
    font-size: 0.62rem;
  }

  .learn-page .return-loop-grid article:first-child h3 {
    grid-column: 1;
    grid-row: 2;
    font-size: 0.88rem;
    line-height: 1.3;
    margin: 0;
  }

  .learn-page .return-loop-grid article:first-child .btn {
    grid-column: 2;
    grid-row: 1 / -1;
    align-self: start;
    min-height: 32px;
    padding: 6px 11px;
    font-size: 0.72rem;
  }

  .learn-page .return-loop-grid article:last-child > span {
    font-size: 0.62rem;
  }

  .learn-page .return-loop-grid article:last-child .return-loop-list {
    font-size: 0.84rem;
    margin: 0;
    padding-left: 16px;
    gap: 5px;
  }

  .article-card {
    width: 100%;
    padding: 20px 16px;
    min-height: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .learn-course-card {
    min-height: 0;
  }

  .learn-course-footer {
    align-items: flex-start;
    gap: 10px;
  }

  .learn-course-footer .core-guide-meta {
    justify-content: flex-end;
  }

  .learn-course-quiz {
    align-items: flex-start;
    flex-direction: column;
  }

  .learn-course-modules {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .learn-course-modules span {
    min-height: 28px;
    font-size: 0.72rem;
    padding: 6px 8px;
  }

  .article-card.is-expanded {
    grid-column: auto;
  }

  .article-card h3 {
    word-wrap: break-word;
    overflow-wrap: break-word;
  }

  .article-tag .learn-done-toggle {
    min-height: 22px;
    padding: 3px 7px;
    font-size: 0.58rem;
  }

  .article-content {
    overflow-x: auto;
  }

  .data-table {
    table-layout: fixed;
    width: 100%;
    max-width: 100%;
  }

  .data-table th,
  .data-table td {
    padding: 8px 6px;
    font-size: 0.72rem;
    word-wrap: break-word;
    overflow-wrap: anywhere;
  }

  .formula {
    padding: 10px 12px;
    font-size: 0.85rem;
    overflow-wrap: anywhere;
  }

  .cta-text {
    padding: 12px;
    overflow-wrap: anywhere;
  }

  .tips-section {
    padding: 22px 16px;
  }

  .tips-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  body.learn-page.course-guide-page main > .hero + .blog-article {
    width: calc(100% - 16px);
    margin: 0 auto;
    max-width: none;
    padding: 6px 0 20px;
  }

  body.learn-page.course-guide-page main > .hero + .blog-article .blog-article-body {
    padding: 8px 6px 10px;
    border-radius: 18px;
    min-height: 0;
  }

  body.learn-page.course-guide-page .course-lesson-shell {
    margin: 12px 0;
    padding: 6px;
    border-radius: 12px;
  }

  body.learn-page.course-guide-page .course-module-detail {
    min-height: 0;
    padding: 0;
  }

  body.learn-page.course-guide-page .course-lesson-panel {
    min-height: 0;
    padding: 8px;
    border-radius: 12px;
  }

  body.learn-page.course-guide-page .blog-article > .blog-back-link {
    margin: 0 0 12px;
    padding: 8px 12px;
    font-size: 0.8rem;
  }

  body.learn-page.course-guide-page .blog-article .blog-meta-row {
    margin: 0 0 14px;
    gap: 6px;
    font-size: 0.72rem;
  }

  body.learn-page.course-guide-page .blog-article-body p {
    margin: 0 0 12px;
    line-height: 1.58;
  }

  body.learn-page.course-guide-page .blog-article-body h2 {
    margin: 18px 0 8px;
    font-size: 1.18rem;
  }

  body.learn-page.course-guide-page .blog-article-body h3 {
    margin: 16px 0 8px;
    font-size: 1.02rem;
  }

  body.learn-page.course-guide-page .blog-article-body ul {
    margin: 12px 0 14px;
  }

  body.learn-page.course-guide-page .blog-article-body li {
    padding: 10px 12px 10px 34px;
    margin-bottom: 8px;
    border-radius: 9px;
  }

  body.learn-page.course-guide-page .blog-article-body li::before {
    left: 10px;
    width: 16px;
    height: 16px;
    font-size: 0.62rem;
  }

  .course-overview,
  .course-module-grid {
    grid-template-columns: 1fr;
    gap: 10px;
    margin: 18px 0;
  }

  .course-lesson-shell {
    display: grid;
    grid-template-columns: 1fr;
    padding: 10px;
    border-radius: 16px;
  }

  .course-module-tabs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: none;
  }

  .course-module-tabs::-webkit-scrollbar {
    display: none;
  }

  .course-module-tab {
    flex: 0 0 210px;
    min-height: 68px;
    padding: 11px;
  }

  .course-module-tab:hover,
  .course-module-tab.is-active {
    transform: translateY(-1px);
  }

  .course-module-detail {
    min-height: 220px;
  }

  .course-lesson-panel {
    min-height: 220px;
    padding: 18px;
  }

  .course-module-detail .course-quiz-panel {
    min-height: 360px;
    border-radius: 16px;
  }

  .course-quiz-hero {
    padding: 0;
  }

  .course-quiz-hero h2 {
    font-size: 1.35rem;
  }

  .course-quiz-options {
    gap: 10px;
    padding: 0 18px 18px;
  }

  .course-quiz-question {
    padding: 22px 18px;
    font-size: 1.28rem;
  }

  .course-quiz-option {
    min-height: 54px;
    padding: 13px 14px;
    font-size: 0.9rem;
  }

  .course-quiz-feedback {
    margin: 0 18px 20px;
    padding: 12px;
    font-size: 0.88rem;
  }

  .course-lesson-panel .course-module-card {
    padding-bottom: 14px;
  }

  .course-lesson-panel .course-module-card h3 {
    font-size: 1.3rem;
  }

  .course-lesson-panel .course-module-card p {
    font-size: 0.92rem;
  }

  .course-lesson-body h2 {
    font-size: 1.06rem;
  }

  .course-panel,
  .course-module-card,
  .course-quiz-card {
    border-radius: 14px;
  }

  .course-panel {
    padding: 16px;
  }

  .course-module-card {
    padding: 14px;
  }

  .course-module-card h3 {
    font-size: 0.98rem;
  }

  .course-quiz-card {
    padding: 16px;
    margin-top: 22px;
  }

  body.course-guide-page .course-module-detail .course-quiz-panel.is-active .course-quiz-question {
    padding: 12px 12px 8px !important;
    font-size: 1.12rem !important;
  }

  body.course-guide-page .course-module-detail .course-quiz-panel.is-active .course-quiz-options {
    gap: 8px !important;
    padding: 8px 12px 10px !important;
  }

  .course-quiz-layout {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .course-answer-box {
    margin: 0 12px 12px;
    padding: 14px;
  }

  .course-answer-text {
    min-height: 72px;
    font-size: 0.84rem;
  }

  .course-quiz-shell {
    padding: 10px;
  }

  .course-quiz-actions {
    padding: 0 10px 10px;
    gap: 6px;
  }

  .course-quiz-nav {
    padding-left: 10px;
    padding-right: 10px;
    font-size: 0.76rem;
  }

  body.course-guide-page .course-module-detail .course-quiz-panel.is-active .course-quiz-option {
    min-height: 44px;
    font-size: 0.84rem;
  }

  .course-quiz-card::before {
    width: 38px;
    height: 38px;
    top: 12px;
    right: 12px;
    font-size: 1.45rem;
  }

  .course-quiz-intro {
    font-size: 0.88rem;
    margin-bottom: 14px;
  }

  .course-quiz-button {
    width: 100%;
    min-height: 44px;
  }

  .course-quiz-card.is-active {
    border-radius: 14px;
  }

  .course-quiz-card.is-active::after {
    height: 230px;
  }

  .course-quiz-card.is-active > .course-quiz-button {
    position: relative;
    top: auto;
    right: auto;
    margin: 0 16px 16px;
    width: calc(100% - 32px);
  }

  .course-quiz-card.is-active > .course-quiz-kicker {
    margin: 20px 16px 12px;
  }

  .course-quiz-card.is-active > h2,
  .course-quiz-card.is-active > .course-quiz-intro {
    padding-left: 16px;
    padding-right: 16px;
  }

  .course-quiz-card.is-active .course-quiz-list {
    padding: 18px 16px;
  }

  .course-lesson-notes {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .course-lesson-note {
    min-height: 0;
    padding: 12px;
  }
}

.emi-card {
  display: block;
  background: white;
  border-radius: 12px;
  padding: 18px;
  text-decoration: none;
  color: #111827;
  box-shadow: 0 4px 14px rgba(0,0,0,0.06);
  transition: all 0.3s ease;
}

.emi-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 10px 25px rgba(0,0,0,0.12);
}

.emi-card h4 {
  margin-bottom: 6px;
  font-size: 18px;
}

.emi-card p {
  font-size: 13px;
  color: #6b7280;
}

.emi-cta {
  display: inline-block;
  margin-top: 10px;
  color: #22c55e;
  font-weight: 600;
}


/* ===== MOBILE LEARN TOP COMPACT ===== */
@media (max-width: 768px) {
  .learn-page .hero {
    width: calc(100% - 24px);
    margin: 8px auto 0;
    padding: 18px 12px 14px;
    box-sizing: border-box;
  }

  .learn-page .hero::before {
    inset: 0;
    border-radius: 18px;
  }

  .learn-hero-kicker {
    margin-bottom: 5px;
    font-size: 0.54rem;
  }

  .learn-page .hero h1 {
    font-size: clamp(1.5rem, 7vw, 2.05rem);
    margin-bottom: 6px;
    white-space: normal;
  }

  .learn-page .hero p {
    font-size: 0.76rem;
    line-height: 1.34;
  }

  .learn-hero-stats {
    display: grid;
    grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
    gap: 6px;
    margin-top: 10px;
  }

  .learn-hero-stats div {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 3px;
    min-width: 0;
    padding: 5px 4px;
    border-radius: 11px;
  }

  .learn-hero-stats div:nth-child(1) {
    grid-column: 2;
    grid-row: 1;
  }

  .learn-hero-stats div:nth-child(2) {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .learn-hero-stats div:nth-child(3) {
    grid-column: 1;
    grid-row: 1;
  }

  .learn-hero-stats strong {
    flex: 0 0 auto;
    font-size: 0.76rem;
    line-height: 1.08;
    white-space: nowrap;
  }

  .learn-hero-stats span {
    max-width: 60%;
    margin-top: 0;
    font-size: 0.49rem;
    line-height: 1.1;
    text-align: right;
    word-wrap: break-word;
    overflow-wrap: break-word;
  }

  .learn-hero-stats div:nth-child(2) span {
    max-width: 65%;
  }

  .learn-hero-stats div:nth-child(3) span {
    max-width: 65%;
  }

  .learn-random-btn--hero {
    min-height: 34px;
    margin-top: 12px;
    padding: 8px 12px;
    font-size: 0.72rem;
  }

  .learn-content {
    padding-top: 8px;
  }

  .learn-intro {
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 14px;
    padding: 13px 14px;
    gap: 10px;
    border-radius: 16px;
  }

  .learn-intro span:first-child {
    margin-bottom: 5px;
    font-size: 0.58rem;
  }

  .learn-intro h2 {
    font-size: 1rem;
    line-height: 1.22;
  }

  .learn-topic-chips {
    gap: 6px;
  }

  .learn-topic-chips--section {
    margin-bottom: 9px;
  }

  .learn-filter-btn,
  .learn-random-btn:not(.learn-random-btn--hero) {
    min-height: 30px;
    padding: 6px 8px;
    font-size: 0.66rem;
    line-height: 1;
  }
}


/* ===== LEARN HERO PROFESSIONAL OVERRIDES ===== */
.learn-page .hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  grid-template-areas:
    "copy loop"
    "stats loop";
  align-items: stretch;
  gap: 18px 22px;
  max-width: 1240px;
  margin: 0 auto;
  padding: 42px 40px 28px;
}

.learn-page .learn-hero-copy {
  grid-area: copy;
  max-width: none;
  display: grid;
  gap: 10px;
  align-content: start;
}

.learn-page .hero h1 {
  max-width: none;
  margin: 0;
  font-size: clamp(2rem, 3.6vw, 2.55rem);
  line-height: 1.03;
  white-space: normal;
}

.learn-page .hero p {
  max-width: 62ch;
  margin: 0;
  color: #d1d5db;
  font-size: 1rem;
  line-height: 1.6;
}

.learn-page .learn-random-btn--hero {
  margin-top: 8px;
  width: fit-content;
  max-width: 100%;
}

.learn-page .learn-hero-stats {
  grid-area: stats;
  margin-top: 0;
  max-width: none;
  gap: 10px;
  align-self: start;
}

.learn-page .learn-hero-stats div {
  padding: 10px 12px;
  border-radius: 12px;
}

.learn-page .learn-hero-stats strong {
  font-size: 0.9rem;
}

.learn-page .learn-hero-stats span {
  margin-top: 3px;
  font-size: 0.62rem;
}

.learn-page .learn-hero-stats div:first-child span {
  white-space: nowrap;
}

.learn-page .hero .learn-return-loop {
  grid-area: loop;
  width: 100%;
  max-width: none;
  margin: 0;
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
  min-height: 100%;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.learn-page .learn-return-loop .return-loop-head h2 {
  font-size: 1.06rem;
  line-height: 1.3;
}

.learn-page .learn-return-loop .return-loop-metrics article {
  min-height: 62px;
  padding: 9px 10px;
}

.learn-page .learn-return-loop .return-loop-metrics strong {
  font-size: 0.98rem;
}

.learn-page .learn-return-loop .return-loop-metrics span {
  font-size: 0.64rem;
}

.learn-page .learn-return-loop .return-loop-grid {
  margin-top: 2px;
  gap: 8px;
}

.learn-page .learn-return-loop .return-loop-grid article {
  padding: 10px;
  border-radius: 11px;
}

.learn-page .learn-return-loop .return-loop-grid article:first-child {
  align-content: center;
}

.learn-page .learn-return-loop .return-loop-grid article > span {
  font-size: 0.6rem;
}

.learn-page .learn-return-loop .return-loop-grid h3 {
  font-size: 0.9rem;
  line-height: 1.34;
}

.learn-page .learn-return-loop .return-loop-grid .btn {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  width: fit-content;
  max-width: 100%;
  padding: 7px 12px;
  font-size: 0.76rem;
}

@media (max-width: 980px) {
  .learn-page .hero {
    grid-template-columns: 1fr;
    grid-template-areas:
      "copy"
      "stats"
      "loop";
    gap: 18px;
    padding: 30px 24px 22px;
  }

  .learn-page .hero .learn-return-loop {
    justify-content: flex-start;
  }
}

@media (max-width: 768px) {
  .learn-page .navbar {
    flex-wrap: nowrap;
    align-items: center;
    column-gap: 6px;
    row-gap: 0;
    padding: 5px 8px 6px;
    overflow: visible;
  }

  .learn-page .logo {
    order: 1;
    flex: 0 0 auto;
    justify-content: flex-start;
    line-height: 0;
  }

  .learn-page .logo img {
    height: 38px;
    width: auto;
    margin: 0;
  }

  .learn-page .nav-links {
    order: 2;
    flex: 1 1 auto;
    width: auto;
    min-width: 0;
    margin: 0;
    padding: 0 2px 1px;
    gap: 3px;
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .learn-page .nav-links::-webkit-scrollbar {
    display: none;
  }

  .learn-page .nav-links a {
    padding: 6px 8px;
    border-radius: 8px;
    font-size: 0.72rem;
    line-height: 1;
    white-space: nowrap;
  }

  .learn-page .locale-selectors {
    order: 3;
    flex: 0 0 50px;
    width: auto;
    max-width: 50px;
    margin-left: 0;
    padding: 2px;
    flex-direction: column;
    align-items: stretch;
    justify-content: stretch;
    gap: 2px;
    border-radius: 10px;
  }

  .learn-page .locale-selectors .country-selector,
  .learn-page .locale-selectors .currency-selector {
    width: 100%;
  }

  .learn-page .locale-selectors .country-selector-btn,
  .learn-page .locale-selectors .currency-selector-btn {
    width: 100%;
    min-height: 22px;
    justify-content: center;
    gap: 2px;
    padding: 3px 4px;
    border-radius: 8px;
    font-size: 0.58rem;
    line-height: 1;
  }

  .learn-page .locale-selectors .currency-selector-btn {
    border-left: 0;
  }

  .learn-page .country-selector-text,
  .learn-page .currency-selector-text {
    max-width: 34px;
  }

  .learn-page .country-dropdown,
  .learn-page .currency-dropdown {
    right: 0;
    left: auto;
    min-width: 220px;
  }

  .learn-content {
    padding: 20px 16px 56px;
  }

  .learn-course-catalog-grid {
    gap: 16px;
  }

  .learn-course-catalog-grid .learn-course-card {
    padding: 14px 12px;
    border-radius: 20px;
  }

  .learn-page .hero {
    width: calc(100% - 16px);
    margin: 8px auto 0;
    padding: 18px 12px 14px;
    gap: 12px;
  }

  .learn-page .hero::before {
    inset: 0;
    border-radius: 18px;
  }

  .learn-page .hero h1 {
    font-size: clamp(1.52rem, 7.3vw, 1.88rem);
    line-height: 1.06;
  }

  .learn-page .hero p {
    font-size: 0.84rem;
    line-height: 1.44;
  }

  .learn-page .learn-random-btn--hero {
    min-height: 32px;
    padding: 7px 11px;
    font-size: 0.72rem;
  }

  .learn-page .hero .learn-hero-stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 7px;
  }

  .learn-page .hero .learn-hero-stats div:nth-child(2) {
    grid-column: auto;
    grid-row: auto;
  }

  .learn-page .hero .learn-hero-stats div:nth-child(3) {
    grid-column: 1 / -1;
    grid-row: auto;
  }

  .learn-page .learn-hero-stats div {
    width: 100%;
    min-width: 0;
    display: block;
    padding: 8px 9px;
    border-radius: 10px;
  }

  .learn-page .learn-hero-stats strong {
    font-size: 0.76rem;
    white-space: normal;
  }

  .learn-page .learn-hero-stats span {
    margin-top: 2px;
    font-size: 0.54rem;
    max-width: none;
    text-align: left;
    overflow-wrap: anywhere;
  }

  .learn-page .hero .learn-return-loop {
    gap: 8px;
    margin: 0;
    padding: 0;
  }

  .learn-page .learn-return-loop .return-loop-head {
    flex-direction: column;
    gap: 8px;
  }

  .learn-page .learn-return-loop .return-loop-head h2 {
    font-size: 0.96rem;
    line-height: 1.28;
  }

  .learn-page .learn-return-loop .return-loop-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
  }

  .learn-page .learn-return-loop .return-loop-metrics article {
    min-height: 54px;
    padding: 7px 6px;
    border-radius: 10px;
  }

  .learn-page .learn-return-loop .return-loop-metrics strong {
    font-size: 0.84rem;
  }

  .learn-page .learn-return-loop .return-loop-metrics span {
    font-size: 0.54rem;
  }

  .learn-page .learn-return-loop .return-loop-grid {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .learn-page .learn-return-loop .return-loop-grid article {
    padding: 9px;
    border-radius: 10px;
  }

  .learn-page .learn-return-loop .return-loop-grid h3 {
    font-size: 0.82rem;
  }

  .learn-page .learn-return-loop .return-loop-grid .btn {
    width: auto;
    max-width: 100%;
    justify-self: start;
    justify-content: center;
  }
}