@charset "UTF-8";
:root{--forest:#123d33;--ink:#1c3934;--muted:#65766e;--paper:#f7f6ef;--line:#d9dfd1;--green:#e8eedc;--gold:#8b681f;font-family:-apple-system,BlinkMacSystemFont,"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0}a{color:inherit}a:focus-visible,summary:focus-visible{outline:3px solid #99731f;outline-offset:5px}a,summary{-webkit-tap-highlight-color:transparent}img{display:block;max-width:100%;height:auto}.site-header{background:#fffef9;border-bottom:1px solid var(--line)}.header-inner{max-width:1000px;margin:auto;min-height:83px;display:flex;align-items:center;justify-content:space-between;padding:8px 30px;gap:20px}.brand{display:flex;align-items:center;min-height:48px}.brand img{width:150px}.back-link{display:flex;align-items:center;gap:12px;min-height:48px;font-size:13px;font-weight:650;text-decoration:none}.back-link:hover{text-decoration:underline}.shell{max-width:1000px;margin:auto;padding:56px 30px 34px}.eyebrow{font-size:11px;letter-spacing:.17em;color:var(--gold);font-weight:750;margin:0 0 15px}h1{font-size:34px;line-height:1.45;letter-spacing:.025em;margin:0 0 13px;font-weight:750}.intro>p:last-child{font-size:15px;line-height:1.9;color:var(--muted);margin:0}.mobile-break{display:none}.tools{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:32px}.tool-card{display:flex;flex-direction:column;text-decoration:none;border:1px solid var(--line);border-radius:20px;padding:28px 30px 22px;min-height:297px;transition:transform .16s ease,box-shadow .16s ease}.tool-card:hover{transform:translateY(-3px);box-shadow:0 10px 25px #123d3310}.ledger{background:var(--forest);color:#fffef5;border-color:var(--forest)}.review{background:#fffef9}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.tool-icon{display:grid;place-items:center;width:49px;height:49px;border:1px solid #ffffff33;border-radius:13px;background:#ffffff0a}.tool-icon svg{width:34px;height:34px;stroke:currentColor;stroke-width:1.5;stroke-linejoin:round;stroke-linecap:round}.review .tool-icon{border-color:#dde3d4;background:#eff2e7}.card-label{font-size:10px;letter-spacing:.15em;font-weight:700;opacity:.65}.tool-card h2{font-size:25px;margin:0 0 11px;line-height:1.45;font-weight:750}.description{font-size:14px;line-height:1.9;margin:0 0 25px;color:#c6d6cc}.review .description{color:var(--muted)}.card-bottom{margin-top:auto;border-top:1px solid #ffffff29;padding-top:18px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:14px;font-weight:700}.review .card-bottom{border-color:var(--line)}.arrow{font-size:22px;line-height:1}.bookmark{margin-top:31px;border:1px solid var(--line);border-radius:15px;background:#f0f2e8;overflow:hidden}.bookmark-heading{display:flex;gap:14px;padding:21px 24px 16px;align-items:flex-start}.bookmark-heading>svg{width:24px;height:24px;stroke:var(--forest);stroke-width:1.6;flex-shrink:0;margin-top:3px}.bookmark-heading h2{font-size:16px;line-height:1.6;margin:0 0 4px}.bookmark-heading p{font-size:13px;line-height:1.8;color:var(--muted);margin:0}summary{min-height:49px;padding:13px 24px;list-style:none;cursor:pointer;font-size:12px;font-weight:650;display:flex;justify-content:space-between;align-items:center;gap:12px;border-top:1px solid #dce1d2}summary::-webkit-details-marker{display:none}summary span{font-size:17px;flex-shrink:0}details[open] summary span{transform:rotate(45deg)}.instructions{border-top:1px solid #dce1d2;padding:4px 24px 18px}.instructions p{font-size:13px;line-height:1.9;margin:16px 0 0}.instructions a{display:inline-block;margin-left:5px;text-underline-offset:3px}.instructions .small{font-size:12px;color:var(--muted)}.privacy-note{font-size:11px;line-height:1.95;color:var(--muted);margin:22px 0 0}footer{max-width:940px;margin:0 auto 28px;display:flex;align-items:center;justify-content:center;gap:11px;color:var(--muted);font-size:11px}footer a{text-underline-offset:3px;margin-left:7px}.footer-club{font-size:19px;color:var(--forest)}.skip-link{position:absolute;left:12px;top:-100px;background:#fff;padding:12px;z-index:10}.skip-link:focus{top:10px}@media(prefers-reduced-motion:reduce){*{transition:none!important}.tool-card:hover{transform:none}}@media(max-width:600px){.header-inner{padding:7px 20px;min-height:68px}.brand img{width:127px}.back-link{font-size:11px;gap:7px}.shell{padding:30px 20px 26px}.eyebrow{font-size:10px;margin-bottom:11px}h1{font-size:28px;margin-bottom:10px}.intro>p:last-child{font-size:13px;line-height:1.8}.mobile-break{display:block}.tools{gap:15px;margin-top:23px;grid-template-columns:1fr}.tool-card{position:relative;border-radius:17px;min-height:194px;padding:22px 23px 19px}.card-top{margin-bottom:10px}.tool-icon{position:absolute;right:23px;top:21px;width:45px;height:45px}.card-label{font-size:9px;line-height:1.2}.tool-card h2{font-size:22px;margin-bottom:7px;padding-right:49px}.description{font-size:12px;line-height:1.8;margin-bottom:17px}.card-bottom{font-size:13px;padding-top:12px}.bookmark{margin-top:23px}.bookmark-heading{padding:17px 16px 14px;gap:10px}.bookmark-heading h2{font-size:14px}.bookmark-heading p{font-size:11px}.bookmark-heading>svg{width:20px;height:20px}summary{font-size:11px;padding:12px 16px}.instructions{padding:2px 16px 16px}.instructions p{font-size:12px}.privacy-note{font-size:10px}footer{margin:0 20px 25px;font-size:10px;gap:8px}}@media(max-width:350px){.header-inner{padding-left:16px;padding-right:16px}.shell{padding-left:16px;padding-right:16px}.tool-card{padding-left:19px;padding-right:19px}.tool-card h2{font-size:20px}.tool-icon{right:19px}}