*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:#f7f5ef;color:#29332f;font-family:system-ui,-apple-system,"Yu Gothic UI",Meiryo,sans-serif;line-height:1.9}a{color:#285e56;text-underline-offset:4px}a:hover{text-decoration-thickness:2px}a:focus-visible,div[tabindex]:focus-visible{outline:3px solid #b17a2e;outline-offset:4px}img{display:block;max-width:100%;height:auto}.site-header{max-width:1120px;margin:auto;padding:22px 34px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #d9dcd3;gap:20px}.brand{font-weight:700;color:#29332f;text-decoration:none;font-size:16px;letter-spacing:.04em}.brand span{display:block;font-size:11px;letter-spacing:.07em;font-weight:400;color:#69756b}nav{display:flex;gap:25px;font-size:13px}main{max-width:1000px;margin:auto;padding:0 34px}.breadcrumbs{font-size:12px;color:#6c776e;margin:24px 0 0}.article-heading{padding:36px 0 34px;border-bottom:1px solid #d9dcd3}.label{font-size:12px;margin:0;color:#6b755e}.article-heading h1{font-size:clamp(29px,4vw,43px);line-height:1.5;letter-spacing:.025em;margin:16px 0 22px}.lead{font-size:16px;color:#4c5d52}.updated{font-size:11px;color:#72796d;margin-top:22px}.task-index{padding:28px 0 18px}.task-index h2{font-size:19px;margin:0 0 17px}.task-index ol{list-style:none;padding:0;margin:0}.task-index li{border-top:1px solid #cfd7ca}.task-index li:last-child{border-bottom:1px solid #cfd7ca}.task-index a{display:grid;grid-template-columns:36px 1.2fr 1fr 20px;align-items:center;gap:14px;padding:17px 8px;text-decoration:none;color:inherit;font-size:14px}.task-index .number{font-variant-numeric:tabular-nums;color:#7e8d79}.task-index a>span:nth-of-type(2){font-size:12px;color:#60705f}.chapter{padding:40px 0;border-bottom:1px solid #d9dcd3;scroll-margin-top:20px}.chapter-number{font-size:12px;color:#6a7a62;margin:0 0 10px}.chapter h2{font-size:26px;line-height:1.55;margin:0 0 20px}.chapter p{font-size:15px;margin:14px 0}.tool-summary{display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;background:#ecefe6;padding:24px 28px;margin-top:24px;border-left:3px solid #7c9275}.tool-summary h3{font-size:20px;margin:0 0 5px}.tool-summary p{font-size:14px;margin:8px 0}.text-link{font-size:13px;font-weight:600;white-space:normal}.small,.chapter .small{font-size:12px;color:#64715e;line-height:1.9}.button{display:inline-flex;align-items:center;justify-content:center;background:#294c42;color:#fffdf3;text-decoration:none;padding:12px 19px;min-height:48px;border:1px solid #294c42;border-radius:3px;font-size:14px;font-weight:600;line-height:1.7}.own-tool{background:#e4eddd}.boundary{margin:25px 0;padding:18px 22px;border:1px solid #d4c4a2;background:#fbf5e7}.boundary h3{font-size:15px;margin:0}.boundary p{font-size:13px;margin:8px 0 0}.example{display:grid;grid-template-columns:1fr 1.12fr;align-items:center;gap:32px;margin-top:36px}.example h3{font-size:19px;margin:0 0 12px}.example p{font-size:14px}.example figure{margin:0}.example img{border:1px solid #cbd2c2;background:#fff}.example figcaption{font-size:11px;color:#687564;margin-top:9px}.sample-facts{font-size:13px;margin:20px 0}.sample-facts>div{display:flex;justify-content:space-between;gap:15px;border-bottom:1px solid #dae0d3;padding:7px 0}.sample-facts dd{margin:0;font-variant-numeric:tabular-nums}.sample-download{border-left:3px solid #c6d0b8;padding:5px 0 5px 18px}.sample-download span{display:block;font-size:12px;color:#64715e;margin-top:8px}.table-scroll{overflow-x:auto;max-width:100%}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;vertical-align:top;padding:17px 15px;border-bottom:1px solid #cfd8c6}thead{background:#e6eadf}tbody th{font-weight:500}td{color:#4a5f4b}.faq h3{font-size:16px;margin:25px 0 5px}.faq p{font-size:14px;margin:6px 0 20px}.next-actions{display:flex;flex-wrap:wrap;align-items:center;gap:18px 24px;margin-top:30px}.sources{padding:32px 0 42px;color:#667461}.sources h2{font-size:15px;margin:0}.sources ul{font-size:12px;padding-left:20px}.sources p{font-size:11px}footer{max-width:1120px;margin:auto;display:flex;justify-content:space-between;gap:22px;border-top:1px solid #d9dcd3;padding:26px 34px 40px;font-size:12px;color:#697565}@media(max-width:700px){.site-header{padding:18px 22px;align-items:flex-start}.brand{font-size:14px}.brand span{font-size:10px}nav{gap:10px;font-size:11px;flex-direction:column}main{padding:0 22px}.article-heading{padding:28px 0}.article-heading h1{font-size:29px;line-height:1.55}.lead{font-size:14px}.desktop-break{display:none}.task-index a{grid-template-columns:28px 1fr 15px;gap:9px;font-size:14px}.task-index a>span:nth-of-type(2){grid-column:2;font-size:12px;margin-top:-10px}.task-index a>span:last-child{grid-column:3;grid-row:1/3}.chapter{padding:32px 0}.chapter h2{font-size:23px}.chapter p{font-size:14px}.tool-summary{grid-template-columns:1fr;gap:13px;padding:20px}.tool-summary .button{justify-self:start}.example{grid-template-columns:1fr;gap:16px;margin-top:28px}th,td{padding:13px 9px;font-size:12px}.boundary{padding:17px}.next-actions{align-items:flex-start;flex-direction:column;gap:19px}footer{padding:24px 22px;flex-direction:column;gap:12px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}