.learn-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.learn-card {
  border-radius: var(--radius-xl);
  padding: 22px 18px;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.learn-card:hover {
  transform: translateY(-3px);
}
.grammar-option-btn{
    padding: 12px 16px;
    border-radius: 12px; /* 8px-14px bhi try kar sakte ho */
}
.learn-card-1 {
  background: linear-gradient(135deg, #1A2B50, #1E3A80);
  border: 1px solid rgba(0, 229, 255, 0.2);
}

.learn-card-2 {
  background: linear-gradient(135deg, #2D1B5A, #5A2E90);
  border: 1px solid rgba(108, 99, 255, 0.3);
}

.learn-card-3 {
  background: linear-gradient(135deg, #3A1B4A, #7B2D9B);
}

@media (min-width: 768px) {

  .learn-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    align-items: stretch;
  }
}

@media (max-width: 767px) {

  .learn-card-3 {
    grid-column: 1 / -1;
  }

}

.learn-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.learn-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
}

.learn-card p {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.5;
}

.learn-card-count {
  margin-top: auto;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 600;
}

.learn-card-bg {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 100px;
  height: 100px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
}

/* Grammar screen */
.grammar-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 32px;
}

@media (min-width: 480px) {
  .grammar-list {
    gap: 16px;
  }
}

.grammar-item {
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 16px;
  cursor: pointer;
  transition: all var(--transition);
}

.grammar-item:nth-child(7) {
  grid-column: span 2;
}

.grammar-item:hover {
  border-color: var(--border-light);
}

.grammar-item.unlocked:hover {
  border-color: var(--neon-blue);
}

.grammar-item-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.grammar-item-title {
  font-weight: 600;
  font-size: 0.9375rem;
}

.grammar-item-desc {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.grammar-lock {
  color: var(--text-muted);
}

.grammar-speak-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.grammar-speak-btn {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  border-radius: var(--radius-full);
  background: rgba(108, 99, 255, 0.15);
  border: 1px solid rgba(108, 99, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--purple-main);
  transition: all var(--transition);
}

.grammar-speak-btn:hover {
  background: rgba(108, 99, 255, 0.25);
  border-color: var(--purple-main);
}

.grammar-speak-btn:active {
  transform: scale(0.95);
}

@media (min-width: 768px) {

  /* Main Grammar Screen */
  .mock-screen,
  .grammar-screen,
  .sub-screen {
    display: flex;
    justify-content: center;
  }

  /* Content Wrapper */
  .sub-screen > div {
    width: 100%;
    max-width: 900px;
  }

  /* Header */
  /* .page-header {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
  } */

  /* Progress Bar Section */
  .progress-bar,
  .progress-text {
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
  }

  /* Grammar Grid */
  .grammar-list {
    width: 100%;
    max-width: 900px;

    margin: 0 auto;

    display: grid;
    grid-template-columns: repeat(2, minmax(320px, 1fr));
    gap: 16px;
  }

  /* Cards */
  .grammar-item {
    padding: 22px 20px;
  }

  .grammar-item-title {
    font-size: 1.05rem;
  }

  .grammar-item-desc {
    font-size: 0.9rem;
    line-height: 1.6;
  }

  .page-back {
    position: fixed; 
    left: 32px;
    top: 32px;
    z-index: 100;
  }

}

/* Vocab screen */
.vocab-card {
  background: var(--bg-card2);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 36px 28px;
  text-align: center;
  position: relative;
}

.vocab-num {
  position: absolute;
  top: 16px;
  right: 18px;
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 600;
  font-family: 'Sora', sans-serif;
}

.vocab-star {
  position: absolute;
  top: 14px;
  left: 16px;
  cursor: pointer;
  color: var(--warning);
  background: transparent;
  border: none;
  padding: 0;
  transition: transform var(--transition);
}

.vocab-star:hover {
  transform: scale(1.2);
}

.vocab-word {
  font-family: 'Sora', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.vocab-sound {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: rgba(108, 99, 255, 0.15);
  border: 1px solid rgba(108, 99, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin: 12px auto;
  transition: all var(--transition);
  color: var(--purple-main);
}

.vocab-sound:hover {
  background: rgba(108, 99, 255, 0.25);
}

.vocab-meaning-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 8px;
}

.vocab-meaning {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.vocab-examples-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 10px;
  text-align: left;
}

.vocab-trick-label {
  margin-top: 18px;
}

.vocab-examples {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.vocab-examples li {
  font-size: 0.875rem;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.5;
}

.vocab-examples li::before {
  content: '•';
  color: var(--purple-main);
  flex-shrink: 0;
}

.vocab-actions {
  display: flex;
  gap: 10px;
  margin-top: 28px;
}

.vocab-card-test,
.vocab-card-complete {
  text-align: left;
}

.vocab-test-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 8px;
  max-height: 58vh;
  overflow-y: auto;
  padding-right: 4px;
}

.vocab-test-question {
  background: rgba(108, 99, 255, 0.06);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 14px;
}

.vocab-test-qhead {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 12px;
}

.vocab-test-qnum {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: rgba(108, 99, 255, 0.18);
  color: var(--purple-main);
  font-size: 0.8125rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.vocab-test-qword {
  font-family: 'Sora', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.vocab-test-qtext {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.vocab-test-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.vocab-test-option {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition);
}

.vocab-test-option input {
  margin-top: 3px;
  accent-color: var(--purple-main);
}

.vocab-test-option.selected {
  border-color: rgba(108, 99, 255, 0.55);
  background: rgba(108, 99, 255, 0.1);
}

.vocab-test-option-letter {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.06);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.vocab-test-option-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.vocab-test-submit {
  margin-top: 4px;
  position: sticky;
  bottom: 0;
}

.vocab-complete-panel {
  margin-top: 8px;
  text-align: center;
}

.vocab-complete-score {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  margin-bottom: 18px;
}

.vocab-complete-score-val {
  font-family: 'Sora', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--purple-main);
}

.vocab-complete-score-label {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.vocab-complete-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}

.vocab-complete-stat {
  background: rgba(108, 99, 255, 0.08);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.vocab-complete-stat strong {
  font-size: 1rem;
  color: var(--text-primary);
}

.vocab-complete-stat span {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.vocab-complete-note {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 18px;
}

.vocab-complete-actions {
  display: flex;
  gap: 10px;
}

.vocab-complete-actions .btn {
  flex: 1;
}

.btn-dont-know {
  flex: 1;
  padding: 14px;
  background: rgba(255, 77, 106, 0.1);
  border: 1.5px solid rgba(255, 77, 106, 0.3);
  border-radius: var(--radius-full);
  color: var(--danger);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-dont-know:hover {
  background: rgba(255, 77, 106, 0.2);
}

.btn-not-sure {
  flex: 1;
  padding: 14px;
  background: var(--bg-card);
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-not-sure:hover {
  border-color: var(--border-light);
}

.btn-i-know {
  flex: 1;
  padding: 14px;
  background: rgba(34, 216, 122, 0.1);
  border: 1.5px solid rgba(34, 216, 122, 0.3);
  border-radius: var(--radius-full);
  color: var(--success);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-i-know:hover {
  background: rgba(34, 216, 122, 0.2);
}

/* MOBILE FIX */
@media (max-width: 767px) {

  .sub-screen > div {
    width: 100%;
    max-width: 100%;
  }

  .vocab-card {
    padding: 20px 16px;
    width: 100%;
    max-width: 100%;
    margin: 0;
  }

  .vocab-actions {
    gap: 6px;
  }

  .btn-dont-know,
  .btn-not-sure,
  .btn-i-know {
    padding: 12px 6px;
    font-size: 0.8rem;
    white-space: nowrap; /* text break nahi hoga */
  }

  .btn-i-know {
    flex: 1.3; /* thodi extra width */
  }

  .vocab-word {
    font-size: 1.7rem;
  }
}

/* SAVED VOCAB */
.vocab-saved-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.vocab-saved-item {
  background: var(--card-bg);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  position: relative;
}

.vocab-saved-item h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0 0 6px 0;
  color: var(--text-primary);
}

.vocab-saved-item p {
  margin: 0 0 8px 0;
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.vocab-saved-item ul {
  margin: 0;
  padding-left: 20px;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.vocab-saved-item ul li {
  margin: 4px 0;
}

.vocab-delete-btn {
  background: transparent;
  border: none;
  font-size: 28px;
  line-height: 1;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  opacity: 0;
  transition: opacity 0.2s, background 0.2s, color 0.2s;
}

.vocab-saved-item:hover .vocab-delete-btn {
  opacity: 1;
}

.vocab-delete-btn:hover {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
}

.vocab-saved-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.vocab-saved-empty p {
  margin: 12px 0 4px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.vocab-saved-empty span {
  font-size: 0.875rem;
}

.btn-icon {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  transition: all var(--transition);
}

.btn-icon:hover {
  background: var(--hover-bg);
  color: var(--danger);
}

.vocab-nav-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 24px;
}

.vocab-nav-btn {
  background: var(--card-bg);
  border: none;
  border-radius: 50%;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
  color: var(--text-primary);
}

.vocab-nav-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.vocab-nav-btn:not(:disabled):hover {
  background: var(--primary);
  color: white;
  transform: scale(1.05);
}
@media (min-width: 768px) {
  .saved-vocab-btn {
    left: auto;
    right: 32px;
  }
  #sub-grammar-detail > div {
    max-width: 1200px !important;
    width: 100%;
    margin: 0 auto;
  }
}