/**
 * L14 Page 05 · 过去时被动 was/were + done
 */
#l14-book .lesson-page {
  display: none;
  flex-direction: column;
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
  gap: 0.35rem;
}
#l14-book .lesson-page.active {
  display: flex;
}

#l14-book .goal-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.35rem;
}
@media (min-width: 640px) {
  #l14-book .goal-grid { grid-template-columns: 1fr 1fr; }
}
#l14-book .goal-card {
  padding: 0.5rem 0.65rem;
  border-radius: 12px;
  border: 2px solid #99f6e4;
  background: #f0fdfa;
  font-size: 0.84rem;
  font-weight: 700;
  line-height: 1.4;
}

#l14-book .scene-frame--hall:not(:has(img)) {
  background: linear-gradient(145deg, #fef3c7, #fde68a);
}

#l14-book .timeline-past {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.55rem;
  border-radius: 14px;
  border: 3px solid #fcd34d;
  background: #fffbeb;
  margin: 0.4rem 0;
  font-weight: 900;
  font-size: clamp(0.88rem, 1.6vw, 1.05rem);
}
#l14-book .timeline-past .node {
  padding: 0.35rem 0.55rem;
  border-radius: 10px;
  border: 2px solid #cbd5e1;
  background: #fff;
}
#l14-book .timeline-past .node.now {
  background: #ccfbf1;
  border-color: #0d9488;
  color: #0f766e;
}
#l14-book .timeline-past .node.past {
  background: #ede9fe;
  border-color: #7c3aed;
  color: #5b21b6;
}
#l14-book .timeline-past .arrow {
  color: #94a3b8;
  font-weight: 900;
}

#l14-book .socratic-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.4rem;
}
@media (min-width: 640px) {
  #l14-book .socratic-grid { grid-template-columns: 1fr 1fr 1fr; }
}
#l14-book .soc-card {
  padding: 0.55rem;
  border-radius: 14px;
  border: 2px solid #fde68a;
  background: #fffbeb;
}
#l14-book .soc-card .soc-q {
  font-weight: 900;
  font-size: 0.88rem;
  margin: 0 0 0.4rem;
}
#l14-book .soc-card .soc-opts {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
#l14-book .soc-card .soc-opts button {
  padding: 0.35rem 0.5rem;
  border-radius: 10px;
  border: 2px solid #e2e8f0;
  background: #fff;
  font-weight: 800;
  font-size: 0.78rem;
  cursor: pointer;
  font-family: inherit;
  text-align: left;
}
#l14-book .soc-card .soc-opts button.ok {
  border-color: #0d9488;
  background: #ccfbf1;
}
#l14-book .soc-card .soc-opts button.bad {
  border-color: #dc2626;
  background: #fee2e2;
}
#l14-book .soc-card .soc-fb {
  margin-top: 0.35rem;
  font-weight: 800;
  font-size: 0.78rem;
  color: #0f766e;
  min-height: 1.2em;
}

#l14-book .was-table-interactive {
  width: 100%;
  border-collapse: collapse;
  font-weight: 700;
}
#l14-book .was-table-interactive th,
#l14-book .was-table-interactive td {
  border: 2px solid #e2e8f0;
  padding: 0.45rem 0.5rem;
  text-align: center;
  font-size: 0.82rem;
}
#l14-book .was-table-interactive th {
  background: #7c3aed;
  color: #fff;
}
#l14-book .was-table-interactive tr.is-target td {
  background: #ede9fe;
}
#l14-book .was-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  justify-content: center;
  margin-top: 0.35rem;
}
#l14-book .was-picker button {
  min-width: 3.5rem;
  padding: 0.35rem 0.6rem;
  border-radius: 10px;
  border: 2px solid #cbd5e1;
  background: #fff;
  font-weight: 900;
  font-size: 0.85rem;
  cursor: pointer;
  font-family: inherit;
}

#l14-book .past-build {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  padding: 0.55rem;
  border-radius: 14px;
  border: 3px dashed #c4b5fd;
  background: #faf5ff;
  font-weight: 900;
  font-size: clamp(0.95rem, 1.8vw, 1.12rem);
}
#l14-book .past-slot {
  min-width: 3.5rem;
  min-height: 2.2rem;
  padding: 0.2rem 0.45rem;
  border-radius: 10px;
  border: 2px solid #94a3b8;
  background: #fff;
  cursor: pointer;
  font-family: inherit;
  font-weight: 900;
}
#l14-book .past-slot.filled-was {
  background: #ede9fe;
  border-color: #7c3aed;
  color: #5b21b6;
}
#l14-book .past-slot.filled-pp {
  background: #ccfbf1;
  border-color: #0d9488;
  color: #0f766e;
}
#l14-book .chip-bank {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  justify-content: center;
  margin: 0.35rem 0;
}
#l14-book .chip-bank button {
  padding: 0.3rem 0.55rem;
  border-radius: 999px;
  border: 2px solid #cbd5e1;
  background: #fff;
  font-weight: 800;
  font-size: 0.78rem;
  cursor: pointer;
  font-family: inherit;
}

#l14-book .when-card {
  padding: 0.55rem;
  border-radius: 14px;
  border: 2px solid #99f6e4;
  background: #fff;
}
#l14-book .when-card .when-q {
  padding: 0.45rem;
  border-radius: 10px;
  background: #f5f3ff;
  border-left: 4px solid #7c3aed;
  margin-bottom: 0.35rem;
}
#l14-book .when-card .when-a {
  padding: 0.45rem;
  border-radius: 10px;
  background: #f0fdfa;
  border-left: 4px solid #0d9488;
  filter: blur(5px);
  opacity: 0.4;
  transition: filter 0.35s, opacity 0.35s;
}
#l14-book .when-card .when-a.is-shown {
  filter: none;
  opacity: 1;
}

#l14-book .inv-read-card {
  padding: 0.55rem;
  border-radius: 14px;
  border: 2px solid #99f6e4;
  background: #fff;
}
#l14-book .inv-read-card .inv-tag {
  display: inline-block;
  padding: 0.12rem 0.4rem;
  border-radius: 999px;
  background: #7c3aed;
  color: #fff;
  font-size: 0.72rem;
  font-weight: 900;
}

#l14-book .panel-quiz-screen {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#l14-book .en-blur {
  filter: blur(6px);
  opacity: 0.35;
  transition: filter 0.35s ease, opacity 0.35s ease;
}
#l14-book .en-blur.is-shown {
  filter: none;
  opacity: 1;
}

#l14-book .trap-card .right-line { display: none; }
#l14-book .trap-card.revealed .right-line { display: block; }
#l14-book .trap-card .wrong-line { color: #b91c1c; font-weight: 900; }
#l14-book .trap-card .right-line { color: #0f766e; font-weight: 900; }

#l14-book .checklist {
  margin: 0.45rem 0;
  padding-left: 1.1rem;
  font-weight: 700;
  font-size: 0.82rem;
  line-height: 1.5;
}
#l14-book .summary-pick label {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.32rem 0.5rem;
  margin: 0.15rem;
  border-radius: 999px;
  border: 2px solid #cbd5e1;
  font-weight: 800;
  font-size: 0.8rem;
  cursor: pointer;
}
#l14-book .summary-pick label:has(input:checked) {
  border-color: #0d9488;
  background: #ccfbf1;
}

#l14-book .mark-past {
  color: #6d28d9;
  font-weight: 900;
  text-decoration: underline wavy #c4b5fd;
}