.lesson { flex: 1; min-height: 0; overflow-y: auto; padding: 8px 16px; display: flex; flex-direction: column; align-items: center; gap: 12px; }

.ltitle {
  padding: 8px 20px;
  border: 3px solid var(--ink);
  border-radius: 20px;
  background: #fff;
  color: var(--ink);
  font: 700 1.5rem/1.2 var(--num);
  box-shadow: 4px 4px 0 var(--ink);
  text-align: center;
}

.steps { width: min(100%, 400px); display: flex; flex-direction: column; gap: 10px; }

.step {
  position: relative;
  padding: 12px 14px 12px 52px;
  border: 3px solid var(--ink);
  border-radius: 18px;
  background: var(--card);
  font: 700 1.15rem/1.35 var(--num);
  text-align: left;
  box-shadow: 3px 3px 0 var(--ink);
  animation: slide 0.3s;
}
.step::before {
  content: attr(data-n);
  position: absolute;
  left: 12px; top: 10px;
  width: 30px; height: 30px;
  display: grid; place-items: center;
  border: 3px solid var(--ink);
  border-radius: 50%;
  background: var(--paper);
  color: var(--ink);
  font: 700 1rem var(--num);
}
.step.last { background: #1f7a52; }
@keyframes slide { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.footer, .nextbar {
  flex: none;
  display: flex;
  justify-content: center;
  padding: 8px 14px calc(14px + env(safe-area-inset-bottom));
  background: #0c0624;
  border-top: 4px solid var(--ink);
}
.footer .big, .nextbar .big { margin-top: 0; }

.qpanel {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 14px;
  text-align: center;
}
.q {
  max-width: 100%;
  padding: 10px 22px;
  border: 3px solid var(--ink);
  border-radius: 22px;
  background: #fff;
  color: var(--ink);
  font: 700 2.8rem var(--num);
  box-shadow: 5px 5px 0 var(--ink);
  white-space: nowrap;
}
.feedback { min-height: 48px; display: flex; align-items: center; justify-content: center; font: 800 1.05rem/1.25 Nunito, sans-serif; max-width: 380px; }
.feedback.good { color: var(--green); }
.feedback.bad { color: #ff9a9a; }
.steps.peek .step { font-size: 1rem; padding-top: 8px; padding-bottom: 8px; }