.db-wrap-narrow{max-width:760px}.bf-list{margin:0 0 40px;padding:0;list-style:none;border-top:1px solid var(--ink)}.bf-item{border-bottom:1px solid var(--gray-100)}.bf-item-link{display:flex;align-items:baseline;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:18px 4px;text-decoration:none;color:inherit}.bf-item-link:hover{background:var(--gray-50)}.bf-item-date{display:flex;align-items:baseline;gap:9px}.bf-item-d{font-size:16px;font-weight:600;color:var(--ink);letter-spacing:-.01em}.bf-item-w{font-size:12.5px;color:var(--gray-400)}.bf-badge{padding:2px 7px;font-size:11px;font-weight:600;color:var(--white);background:var(--ink);border-radius:2px}.bf-item-meta{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--gray-500);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.bf-item-meta b{color:var(--ink);font-weight:700}.bf-back{display:inline-block;margin-bottom:26px;font-size:13px;color:var(--gray-500);text-decoration:none}.bf-back:hover{color:var(--ink)}.bf-detail-head{padding-bottom:22px;margin-bottom:38px;border-bottom:1px solid var(--ink)}.bf-detail-title{margin:8px 0 12px;font-size:30px;font-weight:300;letter-spacing:-.02em;color:var(--ink)}.bf-detail-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--gray-500);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.bf-detail-meta b{color:var(--ink);font-weight:700}.bf-sec{margin:0 0 42px}.bf-sec-title{display:flex;align-items:baseline;gap:9px;margin:0 0 16px;padding-bottom:9px;font-size:15px;font-weight:700;letter-spacing:-.01em;color:var(--ink);border-bottom:1px solid var(--gray-200)}.bf-sec-count{font-size:12px;font-weight:600;color:var(--gray-400);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.bf-bullets{margin:0;padding:0;list-style:none;counter-reset:bf}.bf-bullet{counter-increment:bf;position:relative;padding:0 0 16px 30px;margin-bottom:16px;border-bottom:1px solid var(--gray-100)}.bf-bullet:last-child{border-bottom:none;margin-bottom:0}.bf-bullet:before{content:counter(bf);position:absolute;left:0;top:1px;font-size:12px;font-weight:600;color:var(--gray-400);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.bf-bullet-text{margin:0 0 7px;font-size:14.5px;line-height:1.65;color:var(--ink)}.bf-bullet-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:0;font-size:12.5px}.bf-bullet-src{color:var(--gray-500)}.bf-bullet-link{color:var(--gray-600);text-decoration:none;border-bottom:1px solid var(--gray-300);padding-bottom:1px}.bf-bullet-link:hover{color:var(--ink);border-bottom-color:var(--ink)}.bf-nav{display:flex;justify-content:space-between;gap:12px;margin:44px 0 32px;padding-top:22px;border-top:1px solid var(--gray-200)}.bf-nav-btn{display:flex;flex-direction:column;gap:4px;text-decoration:none;color:inherit}.bf-nav-next{text-align:right}.bf-nav-dir{font-size:11.5px;font-weight:600;letter-spacing:.04em;color:var(--gray-400)}.bf-nav-date{font-size:13.5px;color:var(--ink)}.bf-nav-btn:not(.bf-nav-off):hover .bf-nav-date{text-decoration:underline;text-underline-offset:2px}.bf-nav-off .bf-nav-date{color:var(--gray-300)}.bf-foot{margin:0 0 8px;font-size:12.5px;line-height:1.7;color:var(--gray-500)}.bf-foot a{color:var(--gray-600)}@media (max-width:560px){.bf-item-link{gap:8px}.bf-detail-title{font-size:24px}}