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.foundation-toc{display:flex;flex-wrap:wrap;gap:9px;margin-top:25px}.foundation-toc a{border:1px solid #c2cdd5;padding:11px 17px;border-radius:30px;background:#f8f5ef;font-size:14px;min-height:44px}.foundation-body{max-width:1050px}.foundation-scope{font-size:13px;line-height:2;color:#717f8a;background:#e7ecef;padding:22px;border-radius:8px}.foundation-lesson{padding:45px 0;border-bottom:1px solid #cfd7dd;scroll-margin-top:175px}.foundation-lesson h2{font:500 36px var(--serif);margin:18px 0 24px}.foundation-lesson h2 small{font:400 17px var(--sans);display:block;margin-top:13px;color:#6b7e8c}.foundation-lesson>p{font-size:17px;line-height:2.1}.foundation-lesson aside{margin:25px 0;background:#e7ebdf;border-radius:7px;padding:22px;font-size:15px}.foundation-lesson aside strong{font-size:12px;color:#6c7a60}.foundation-lesson aside p{margin-top:10px;line-height:1.9}.foundation-lesson .foundation-note{font-size:14px;color:#73808a}.foundation-source{display:grid;gap:13px;margin-top:20px;font-size:13px;line-height:1.8}.foundation-source a{text-decoration:underline;overflow-wrap:anywhere}.foundation-body>.button{margin-top:30px}