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h2{font-size:23px;margin-bottom:9px;overflow-wrap:anywhere}.topic p{font-size:13px;color:var(--muted);margin-bottom:24px}.topic .arrow{margin-top:auto}.banner{margin-top:55px;background:var(--pale);padding:32px;display:flex;align-items:center;justify-content:space-between;gap:30px}.banner h2{font-size:28px;margin-bottom:10px}.banner p{color:var(--muted);margin-bottom:0}.lesson{padding-top:40px}.lesson-heading{display:flex;justify-content:space-between;gap:35px;align-items:center;margin-top:38px;margin-bottom:26px}.lesson-heading h1{font-size:clamp(30px,4.3vw,52px);margin-bottom:10px}.lesson-heading p{color:var(--muted)}.lesson-heading .button{flex-shrink:0}.sheet-image{display:block;border:1px solid var(--line);box-shadow:0 12px 40px #0e274f10}.sheet-image img{display:block;width:100%}.lesson-nav{display:flex;justify-content:space-between;gap:25px;margin-top:32px;font-size:14px;font-weight:600}.material{border:1px solid 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.practice-card{max-width:680px;margin:0 auto 45px;background:var(--pale);padding:30px}.practice-top{height:50px;display:flex;align-items:center;justify-content:space-between;font-size:12px}.practice-card h2{font-size:50px;margin-top:28px}.practice-card #answer{min-height:35px;font-size:22px;font-weight:bold}.word{border:1px solid var(--line);padding:25px}.word .tag{font-size:11px;color:var(--muted)}.word h3{margin-top:17px}.word p{font-size:14px;color:var(--muted)}.word .example-nl{color:var(--navy);font-weight:600}

.bar nav{gap:16px}@media(max-width:850px){.bar{height:82px;flex-wrap:wrap}.menu{display:block}.bar nav{display:none;position:absolute;left:0;right:0;top:82px;padding:20px 5%;background:white;box-shadow:0 15px 20px #0e274f15;z-index:5;flex-direction:column;align-items:stretch;gap:3px;font-size:15px}.bar nav.open{display:flex}}