/**
 * @file
 * Merkle-tree demo styling.
 */
.wl-edu-merkle {
  margin: 1.5rem 0;
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--color-border-subtle, rgba(255, 255, 255, 0.14));
  border-radius: 12px;
  background: var(--color-surface-raised, rgba(255, 255, 255, 0.03));
}
.wl-edu-merkle__tree { display: flex; flex-direction: column; align-items: stretch; }
.wl-edu-merkle__level {
  display: flex;
  justify-content: space-evenly;
  align-items: stretch;
  gap: 0.5rem;
  flex-wrap: nowrap;
}
.wl-edu-merkle__node {
  flex: 0 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.4rem 0.55rem;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid var(--color-border-subtle, rgba(255, 255, 255, 0.12));
  text-align: center;
  transition: border-color 0.2s, background 0.2s;
}
.wl-edu-merkle__node.is-root {
  border-color: rgba(245, 197, 24, 0.6);
  background: rgba(245, 197, 24, 0.08);
}
.wl-edu-merkle__node.is-changed {
  border-color: #f59e0b;
  background: rgba(245, 158, 11, 0.14);
}
.wl-edu-merkle__nlabel {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted, rgba(255, 255, 255, 0.5));
}
.is-root .wl-edu-merkle__nlabel { color: #f5c518; }
.wl-edu-merkle__nhash {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.72rem;
  color: var(--color-text-secondary, rgba(255, 255, 255, 0.85));
}
.is-root .wl-edu-merkle__nhash { color: #f5c518; font-weight: 700; }
.wl-edu-merkle__op {
  text-align: center;
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted, rgba(255, 255, 255, 0.38));
  padding: 0.28rem 0;
}

.wl-edu-merkle__txs {
  display: flex;
  justify-content: space-evenly;
  gap: 0.5rem;
  margin-top: 0.6rem;
  padding-top: 0.7rem;
  border-top: 1px solid var(--color-border-subtle, rgba(255, 255, 255, 0.12));
}
.wl-edu-merkle__tx {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.wl-edu-merkle__tx > span {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted, rgba(255, 255, 255, 0.5));
}
.wl-edu-merkle__txinput {
  width: 100%;
  padding: 0.35rem 0.45rem;
  border-radius: 6px;
  border: 1px solid var(--color-border-subtle, rgba(255, 255, 255, 0.16));
  background: rgba(0, 0, 0, 0.3);
  color: var(--color-text-primary, #fff);
  font-size: 0.78rem;
}
.wl-edu-merkle__txinput:focus { outline: 2px solid var(--color-accent-primary, #003bff); outline-offset: 1px; }

@media (max-width: 560px) {
  .wl-edu-merkle__nhash, .wl-edu-merkle__txinput { font-size: 0.66rem; }
  .wl-edu-merkle__node { padding: 0.3rem 0.35rem; }
}