/* Read-only verification view for extracted exam questions.
 *
 * Paper list and per-paper question viewer (PDF strip alongside the
 * rendered YAML text + recursive subquestions). Only used by
 * learn/extracted_papers.html and learn/extracted_questions.html.
 */

/* ---------- Paper list (extracted_papers.html) ---------- */
.vq-paper-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  max-width: 56rem;
}
.vq-paper-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 0.75rem;
  color: rgb(226, 232, 240);
  font-size: 0.9rem;
  text-decoration: none;
  transition: background 120ms, border-color 120ms;
}
.vq-paper-link:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.14);
}
.vq-paper-name {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
}
.vq-paper-arrow {
  width: 1rem;
  height: 1rem;
  color: rgb(100, 116, 139);
  flex-shrink: 0;
}

/* ---------- Per-paper question viewer (extracted_questions.html) ---------- */
.vq-paper {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* One row per top-level question: PDF strip on the left, text on the right. */
.vq-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1.25rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 1rem;
}
@media (max-width: 900px) {
  .vq-top {
    grid-template-columns: 1fr;
  }
}

.vq-pdf-pane iframe {
  width: 100%;
  height: 70vh;
  min-height: 320px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.6rem;
  background: rgba(0, 0, 0, 0.25);
}

.vq-text-pane {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* ---------- Question block (recursive) ---------- */
.vq-q {
  padding: 0.5rem 0.75rem;
  border-left: 2px solid transparent;
  min-width: 0;
}
.vq-q.vq-depth-0 {
  padding-left: 0;
}
.vq-q.vq-depth-1 {
  margin-top: 0.5rem;
  padding-left: 0.85rem;
  border-left-color: rgba(56, 189, 248, 0.25);
}
.vq-q.vq-depth-2 {
  padding-left: 0.85rem;
  border-left-color: rgba(99, 102, 241, 0.22);
}
.vq-q.vq-depth-3,
.vq-q.vq-depth-4 {
  padding-left: 0.85rem;
  border-left-color: rgba(168, 85, 247, 0.20);
}
.vq-children {
  margin-left: 0.5rem;
}

.vq-q-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.35rem;
  font-size: 0.78rem;
}
.vq-num {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-weight: 600;
  color: rgb(226, 232, 240);
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.22);
  border-radius: 0.4rem;
  padding: 0.1rem 0.45rem;
}
.vq-pill {
  font-size: 0.7rem;
  color: rgb(148, 163, 184);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  padding: 0.05rem 0.5rem;
}
.vq-pill.vq-subtopic {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  color: rgb(196, 181, 253);
  background: rgba(139, 92, 246, 0.12);
  border-color: rgba(139, 92, 246, 0.28);
}

.vq-text {
  font-size: 0.92rem;
  line-height: 1.55;
  color: rgb(226, 232, 240);
  white-space: pre-wrap;
  word-wrap: break-word;
}
.vq-text p {
  margin: 0 0 0.5rem 0;
}
.vq-text :last-child {
  margin-bottom: 0;
}
.vq-stub {
  font-size: 0.8rem;
  color: rgb(100, 116, 139);
  font-style: italic;
}

/* ---------- MCQ options ---------- */
.vq-options {
  list-style: none;
  padding: 0;
  margin: 0.45rem 0 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.vq-options li {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.88rem;
  color: rgb(203, 213, 225);
}
.vq-opt-letter {
  flex-shrink: 0;
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-weight: 600;
  width: 1.3rem;
  color: rgb(148, 163, 184);
}
.vq-opt-text {
  min-width: 0;
}
.vq-opt-text p {
  margin: 0;
}