/* ============================================
   LESSON 10 — SPECIFIC STYLES
   Decisions & Key Phrases
   ============================================ */

/* ── Section Label ── */
.l10-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 8px;
  padding: 8px 0 4px;
}

.l10-section-label {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: .07em;
}

/* ── Inline explanation panels ── */
.l10-exp-inline {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  border-radius: var(--radius);
  padding: 10px 14px;
  margin-top: 10px;
  font-size: .97rem;
  line-height: 1.6;
}
.l10-exp-ok {
  background: rgba(72,199,116,.1);
  border: 1px solid rgba(72,199,116,.3);
  color: var(--success);
}
.l10-exp-err {
  background: rgba(255,100,100,.08);
  border: 1px solid rgba(255,100,100,.25);
  color: var(--text);
}
.l10-exp-icon {
  flex-shrink: 0;
  font-size: 1rem;
  margin-top: 2px;
}
.l10-exp-ok .l10-exp-icon { color: var(--success); }
.l10-exp-err .l10-exp-icon { color: var(--error); }
.l10-exp-correct-lbl { color: var(--success); font-weight: 600; margin-bottom: 3px; }
.l10-exp-note { color: var(--text-muted); font-size: 1rem; }

/* ── Task 1: Question List ── */
.l10-qlist {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 8px;
}

.l10-qblock {
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}

.l10-qtext {
  font-size: 1rem;
  color: var(--text);
  line-height: 1.6;
  margin-bottom: 12px;
}

/* ── Option Buttons ── */
.l10-opts {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.l10-opt {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 13px;
  border-radius: var(--radius);
  border: 1.5px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
  font-size: 1rem;
  font-family: var(--font);
  cursor: pointer;
  text-align: left;
  transition: border-color .18s, background .18s, color .18s;
  width: 100%;
}
.l10-opt:hover:not(:disabled) { border-color: var(--gold); color: var(--text); }
.l10-opt-letter { font-weight: 800; color: var(--gold); min-width: 16px; flex-shrink: 0; }
.l10-opt-sel     { border-color: var(--gold);    background: rgba(201,168,76,.1);   color: var(--text); }
.l10-opt-correct { border-color: var(--success) !important; background: rgba(72,199,116,.12) !important; color: var(--success) !important; }
.l10-opt-wrong   { border-color: var(--error)   !important; background: rgba(255,100,100,.1)  !important; color: var(--error)   !important; }
.l10-opt:disabled { cursor: default; }
.l10-opt:disabled .l10-opt-letter { color: inherit; }

/* ── Task 2: Phrase List ── */
.l10-phrase-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 8px;
}

.l10-phrase-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  flex-wrap: wrap;
}

.l10-phrase-letter {
  font-weight: 800;
  color: var(--gold);
  font-size: 1rem;
  min-width: 18px;
  flex-shrink: 0;
}

.l10-phrase-text {
  flex: 1;
  font-size: 1rem;
  color: var(--text);
  min-width: 180px;
  font-style: italic;
}

.l10-phrase-btns {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

/* ── Extract 1 / 2 Toggle Buttons ── */
.l10-ext-btn {
  width: 38px;
  height: 34px;
  border-radius: var(--radius);
  border: 1.5px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
  font-size: 1rem;
  font-weight: 700;
  font-family: var(--font);
  cursor: pointer;
  transition: border-color .18s, background .18s, color .18s;
}
.l10-ext-btn:hover:not(:disabled) { border-color: var(--gold); color: var(--text); }
.l10-ext-sel     { border-color: var(--gold);    background: rgba(201,168,76,.15); color: var(--gold); }
.l10-ext-correct { border-color: var(--success) !important; background: rgba(72,199,116,.15) !important; color: var(--success) !important; }
.l10-ext-wrong   { border-color: var(--error)   !important; background: rgba(255,100,100,.12) !important; color: var(--error)   !important; }
.l10-ext-btn:disabled { cursor: default; }

/* ── Shake ── */
@keyframes l10shake {
  0%,100% { transform: translateX(0); }
  20%     { transform: translateX(-6px); }
  40%     { transform: translateX(6px); }
  60%     { transform: translateX(-4px); }
  80%     { transform: translateX(4px); }
}
.l10-shake { animation: l10shake .45s ease; }

/* ── Explanation ── */
.l10-exp-card {
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 10px;
}
.l10-exp-top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.l10-exp-num {
  font-weight: 800;
  color: var(--gold);
  font-size: 1rem;
  min-width: 18px;
}
.l10-exp-ans {
  font-weight: 600;
  color: var(--success);
  font-size: 1rem;
}
.l10-exp-why {
  font-size: .97rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

/* ── Study Tip ── */
.l10-tip-alert {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: rgba(201,168,76,.08);
  border: 1px solid rgba(201,168,76,.3);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 20px;
}

.l10-tip-rules {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.l10-tr-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 16px;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.l10-tr-icon  { color: var(--success); font-size: 1.25rem; margin-top: 2px; flex-shrink: 0; }
.l10-tr-title { font-weight: 600; color: var(--text); margin-bottom: 4px; font-size: 1rem; }
.l10-tr-body  { font-size: .97rem; color: var(--text-muted); line-height: 1.6; margin: 0; }

/* ── Responsive ── */
@media (max-width: 480px) {
  .l10-phrase-row { flex-direction: column; align-items: flex-start; }
  .l10-phrase-btns { align-self: flex-end; }
}