/* Worksheet Preview (white "paper" sheet on the dark canvas) */
.worksheet-preview {
  background: #fff;
  color: #1e293b;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  padding: 2rem;
  max-width: 800px;
  margin: 0 auto;
  box-shadow: 0 24px 60px -18px rgba(0, 0, 0, 0.7);
}

.worksheet-preview h1,
.worksheet-preview h2,
.worksheet-preview h3,
.worksheet-preview h4 {
  color: #1e293b;
}

.worksheet-preview a {
  color: var(--primary-dark);
}

.worksheet-preview h3 {
  text-align: center;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid #1e293b;
}

.worksheet-line {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
  padding: 0.5rem 0;
}

.worksheet-line .number {
  width: 28px;
  font-weight: 700;
  color: #475569;
  flex-shrink: 0;
}

.worksheet-line .blank {
  flex: 1;
  height: 2px;
  background: var(--text-light);
  opacity: 0.3;
}

.inline-cloze-blank {
  display: inline-block;
  font-weight: 700;
  color: #4f46e5;
  border-bottom: 2px dashed #4f46e5;
  padding: 0 0.1rem;
  margin: 0 0.25rem;
  letter-spacing: 0.08em;
}

.cloze-bank-word {
  display: inline-block;
  background: #eef2ff;
  color: #3730a3;
  border: 1px solid #c7d2fe;
  border-radius: 6px;
  padding: 0.2rem 0.6rem;
  margin: 0.2rem 0.1rem;
  font-weight: 600;
}

.worksheet-preview .worksheet-answer-key .cloze-bank-word {
  font-size: 0.9rem;
}

/* Math worksheet answer key (prints on its own page) */
.worksheet-answer-key {
  page-break-before: always;
  margin-top: 1.5rem;
  border-top: 1px solid var(--hairline);
  padding-top: 1rem;
  font-size: 0.9rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  line-height: 1.7;
}

.worksheet-answer-key h3 {
  width: 100%;
  color: #047857;
  font-size: 1rem;
}

.worksheet-answer-key strong {
  color: #1f2937;
}

@media print {
  .worksheet-answer-key { border-top-color: #cbd5e1; }
  .worksheet-answer-key strong { color: #1f2937; }
}