/**
 * @file
 * Visual mining demo (Bitcoin → Proof of Work).
 */
.wl-edu-mine {
  margin: 1.5rem 0;
  padding: 1.25rem;
  background: var(--color-bg-surface, #0b1020);
  border: 1px solid var(--color-border-subtle, rgba(255, 255, 255, 0.1));
  border-radius: var(--radius-lg, 12px);
  transition: border-color 0.2s ease;
}
.wl-edu-mine.is-mined { border-color: var(--color-success, #10b981); }
.wl-edu-mine__row { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; margin-bottom: 1rem; font-size: 0.9rem; }
.wl-edu-mine__row label { display: flex; align-items: center; gap: 0.45rem; color: var(--color-text-secondary, rgba(255, 255, 255, 0.7)); }
.wl-edu-mine__input {
  flex: 1 1 12rem; padding: 0.4rem 0.6rem;
  border: 1px solid var(--color-border-subtle, rgba(255, 255, 255, 0.15));
  border-radius: var(--radius-md, 8px);
  background: rgba(0, 0, 0, 0.25); color: var(--color-text-primary, #fff); font: inherit;
}
.wl-edu-mine__select {
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--color-border-subtle, rgba(255, 255, 255, 0.15));
  border-radius: var(--radius-md, 8px);
  background: rgba(0, 0, 0, 0.25); color: var(--color-text-primary, #fff); font: inherit;
}
.wl-edu-mine__field { display: flex; align-items: baseline; gap: 0.7rem; margin: 0.45rem 0; }
.wl-edu-mine__field > span { flex: 0 0 3.5rem; font-size: 0.78rem; color: var(--color-text-muted, rgba(255, 255, 255, 0.45)); }
.wl-edu-mine__mono, .wl-edu-mine__hash, .wl-edu-mine__target {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.85rem; word-break: break-all;
}
.wl-edu-mine__hash { color: var(--color-text-primary, #fff); }
.wl-edu-mine.is-mined .wl-edu-mine__hash { color: var(--color-success, #10b981); font-weight: 700; }
.wl-edu-mine__target { color: var(--color-success, #10b981); font-weight: 700; }
.wl-edu-mine__controls { display: flex; gap: 0.75rem; margin-top: 1rem; }
.wl-edu-mine__btn {
  padding: 0.55rem 1.1rem; border: 0; border-radius: var(--radius-md, 8px);
  background: var(--color-accent-primary, #003bff); color: #fff; font-weight: 600; cursor: pointer;
  transition: background-color 0.15s ease, opacity 0.15s ease;
}
.wl-edu-mine__btn:hover { background: var(--color-accent-hover, #194eff); }
.wl-edu-mine__btn:disabled { opacity: 0.55; cursor: default; }
.wl-edu-mine__btn--ghost {
  background: transparent; border: 1px solid var(--color-border-subtle, rgba(255, 255, 255, 0.15));
  color: var(--color-text-secondary, rgba(255, 255, 255, 0.7));
}
.wl-edu-mine__btn--ghost:hover { background: rgba(255, 255, 255, 0.06); }
.wl-edu-mine__status { margin: 0.9rem 0 0; font-size: 0.85rem; color: var(--color-text-secondary, rgba(255, 255, 255, 0.7)); }
.wl-edu-mine.is-mined .wl-edu-mine__status { color: var(--color-success, #10b981); font-weight: 600; }