.lesson-relation{display:inline-flex;align-items:center;gap:clamp(10px,1.5vw,24px);width:100%;max-width:100%;vertical-align:middle;margin:12px 0;text-align:center;line-height:1.5}
.lesson-relation-node{flex:1 1 0;min-width:0;border:1px solid var(--line);border-radius:16px;padding:clamp(14px,2vw,24px);background:var(--soft,var(--l04-soft));overflow-wrap:anywhere}
.lesson-relation-arrow{flex:0 0 auto;color:var(--purple);font-size:1.25em;line-height:1}
@media(max-width:760px){.lesson-relation{flex-direction:column;gap:10px}.lesson-relation-node{flex:auto;width:100%;box-sizing:border-box}.lesson-relation-arrow{transform:rotate(90deg)}}
.lesson-relation-caption{display:block;font-weight:600;margin:0 0 12px;text-align:left}
.lesson-relation-example{display:block;margin:12px 0 20px;font-size:inherit;line-height:1.7;text-align:left;overflow-wrap:anywhere}.lesson-relation-example>strong{color:var(--purple)}
.lesson-relation-example-label,.lesson-relation-example-text{display:block}.lesson-relation-example-label{margin-bottom:8px}
.punc-example-card{container-name:lesson-example;container-type:inline-size}
:is(.punc-example-card,.punc-prefix-memory)>.punc-example-word+:is(.punc-example-reason,.punc-example-meaning),
.lesson-foundation-examples article>p:first-child+p{
  border-block-start:1px solid var(--line);
  padding-block-start:12px;
}
@container lesson-example (max-width:540px){.lesson-relation{flex-direction:column;gap:10px}.lesson-relation-node{flex:auto;width:100%;box-sizing:border-box}.lesson-relation-arrow{transform:rotate(90deg)}}