/* The tracing stage from shared/trace.js. */
.letter-picks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.letter-pick {
  width: 64px;
  height: 64px;
  background: var(--card);
  border: 3px solid var(--line);
  border-radius: 16px;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
}
.letter-pick:hover { border-color: var(--accent); }
.letter-pick[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}
.trace-main {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: 1.25rem;
  align-items: start;
}
@media (max-width: 46rem) {
  .trace-main { grid-template-columns: 1fr; }
}
.trace-svg {
  display: block;
  width: 100%;
  height: auto;
  background: var(--card);
  border: 2px solid var(--line);
  border-radius: 16px;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  cursor: crosshair;
}
.g-line { stroke: var(--muted); stroke-width: 1.5; }
.g-moon { stroke-dasharray: 4 5; }
.ghost, .demo, .ink {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.ghost { stroke: var(--guide); stroke-width: 13; }
.demo { stroke: var(--ink); stroke-width: 6; }
.ink { stroke: var(--ink-pen); stroke-width: 7; }
.g-arrow {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.g-start { fill: #1fa35a; stroke: var(--card); stroke-width: 2; }
.g-dot { fill: var(--accent); stroke: var(--card); stroke-width: 2; }
.g-num {
  font-family: "Andika", system-ui, sans-serif;
  font-size: 12px;
  font-weight: 700;
  fill: var(--accent);
}
.g-tip { fill: var(--accent); stroke: var(--card); stroke-width: 2; pointer-events: none; }
[data-line-icon] { display: inline-block; width: 1.1em; height: 1.1em; vertical-align: -0.15em; }
[data-line-icon] svg { display: block; width: 100%; height: 100%; }
.solo .g-ghost, .solo .g-arrow, .solo .g-num, .solo .g-dot { visibility: hidden; }
.trace-words {
  margin: 0.6rem 0 0;
  font-size: 1.15rem;
  text-align: center;
}
.trace-cue {
  min-height: 2.5rem;
  margin: 0 0 0.25rem;
  font-size: 1.3rem;
  font-weight: 700;
}
.trace-side .row { margin-top: 0.5rem; }
.trace-side .btn { min-height: 48px; padding: 0.3rem 0.9rem; font-size: 1.05rem; }
.trace-side .btn[aria-pressed="true"] { background: var(--accent-soft); }
.trace-side .feedback { text-align: left; }
.trace-steps {
  margin: 0.75rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}
.trace-steps li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0.4rem 0;
  padding: 0.4rem 0.6rem;
  border-radius: 12px;
  font-size: 1.05rem;
  line-height: 1.35;
}
.trace-steps li::before {
  counter-increment: step;
  content: counter(step);
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
}
.trace-steps li.now { background: var(--accent-soft); }
.trace-steps .say { width: 40px; height: 40px; font-size: 1.1rem; order: 2; margin-left: auto; }

/* Lesson page bits that go with tracing. */
.space-lines {
  display: grid;
  gap: 0.6rem;
  margin: 0.75rem 0 1rem;
}
.space-lines h3 { margin: 0 0 0.15rem; font-size: 1.2rem; }
.space-lines p { margin: 0; font-size: 1.15rem; }
.green-dot {
  display: inline-block;
  width: 0.8em;
  height: 0.8em;
  border-radius: 50%;
  background: #1fa35a;
  vertical-align: -0.05em;
}
.paper-words {
  margin: 0.5rem 0 0;
  padding: 0.75rem 1rem;
  background: var(--soft);
  border-radius: 14px;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-align: center;
}