:root{--main:#2f7d5b;--main-d:#225c43;--bg:#f7f8f5;--text:#2b2b2b;--muted:#6b6b6b;--line:#e3e6df;--card:#fff}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:"Hiragino Kaku Gothic ProN","Hiragino Sans","Noto Sans JP",Meiryo,sans-serif;line-height:1.9;font-size:16px;-webkit-text-size-adjust:100%}
a{color:var(--main)}
.wrap{max-width:820px;margin:0 auto;padding:0 18px}
.site-header{background:#fff;border-bottom:3px solid var(--main)}
.site-header .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:6px 16px;padding-top:12px;padding-bottom:12px}
.logo{font-weight:700;font-size:1.25rem;text-decoration:none;color:var(--main-d)}
.site-header nav a{margin-left:14px;text-decoration:none;color:var(--text);font-size:.92rem}
.site-header nav a:first-child{margin-left:0}
main{padding:24px 18px 48px}
.hero{background:#fff;border:1px solid var(--line);border-radius:12px;padding:28px 22px;margin-bottom:18px}
.guide{background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px 22px 18px;margin-bottom:28px}
.guide h2{margin-top:12px}
.hero h1{margin:0 0 4px;color:var(--main-d);font-size:1.7rem}
.hero p{margin:4px 0}.hero .lead{color:var(--muted);font-size:.95rem}
h2{font-size:1.3rem}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.card a{display:block;height:100%;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px;text-decoration:none;color:var(--text);transition:box-shadow .15s}
.card a:hover{box-shadow:0 4px 14px rgba(0,0,0,.08)}
.card h3{font-size:1.05rem;margin:6px 0;line-height:1.5}
.card p{font-size:.88rem;color:var(--muted);margin:0 0 6px;line-height:1.7}
.card time{font-size:.8rem;color:var(--muted)}
.cat{display:inline-block;background:#e6f2ec;color:var(--main-d);font-size:.75rem;padding:1px 9px;border-radius:99px}
.more{text-align:right}
.post{background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px 20px}
.post h1{font-size:1.6rem;line-height:1.5;margin:6px 0 10px}
.breadcrumb{font-size:.8rem;color:var(--muted);margin:0}
.breadcrumb a{color:var(--muted)}
.meta{font-size:.85rem;color:var(--muted)}
.content h2{border-left:5px solid var(--main);background:#f1f6f2;padding:8px 12px;margin-top:2.2em;border-radius:0 6px 6px 0}
.content h3{border-bottom:2px solid var(--line);padding-bottom:4px;margin-top:1.8em}
.content li{margin:.3em 0}
.toc{background:#fafbf8;border:1px solid var(--line);border-radius:8px;padding:12px 18px;margin:20px 0}
.toc p{margin:0;font-weight:700}
.toc ol{margin:6px 0 0;padding-left:1.4em}
.note{background:#fff8e6;border-left:4px solid #e0b100;padding:10px 14px;margin:1.2em 0;border-radius:0 6px 6px 0;font-size:.95rem}
.table-wrap{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:.92rem;margin:1em 0}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
th{background:#f1f6f2}
.disclaimer{font-size:.8rem;color:var(--muted);border-top:1px solid var(--line);margin-top:28px;padding-top:12px}
.related{margin-top:32px}
.article-pager{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;margin-top:28px}
.article-pager a{flex:1 1 220px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 14px;text-decoration:none;color:var(--text);line-height:1.5}
.article-pager a:hover{box-shadow:0 4px 14px rgba(0,0,0,.08)}
.article-pager .label{display:block;font-size:.78rem;color:var(--muted);margin-bottom:2px}
.article-pager .next{text-align:right;margin-left:auto}
.site-footer{background:#2d3a33;color:#cfd8d2;font-size:.85rem;padding:22px 0}
.site-footer a{color:#cfd8d2;margin-right:16px;text-decoration:none}
.site-footer p{margin:10px 0 0}
.cat-nav{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 20px}
.cat-nav a{display:inline-block;background:#fff;border:1px solid var(--line);border-radius:99px;padding:3px 14px;font-size:.88rem;text-decoration:none;color:var(--main-d)}
.cat-nav a span{color:var(--muted);font-size:.8rem;margin-left:2px}
.cat-nav a.current{background:var(--main);border-color:var(--main);color:#fff}
.cat-nav a.current span{color:#e6f2ec}
a.cat{text-decoration:none}
.lead{color:var(--muted);font-size:.95rem}
.content ul.check{list-style:none;padding-left:.4em}
@media (max-width:600px){body{font-size:15.5px}.post{padding:18px 14px}.post h1{font-size:1.35rem}.hero h1{font-size:1.4rem}.site-header nav a{margin-left:10px;font-size:.85rem}}

.share{margin:1.5em 0;text-align:center}
.share-x{display:inline-block;padding:.6em 1.4em;background:#000;color:#fff!important;border-radius:999px;text-decoration:none;font-weight:bold;max-width:100%;box-sizing:border-box}
.share-x:hover{opacity:.85}

.fee-calc{background:#f7fbf8;border:1px solid var(--line);border-radius:10px;padding:16px 14px;margin:1.2em 0}
.fee-calc p{margin:.4em 0}
.fee-calc-lead{font-size:.92rem;color:var(--muted)}
.fee-calc form{display:grid;gap:12px;margin-top:10px}
.fee-calc fieldset{border:1px solid var(--line);border-radius:8px;margin:0;padding:10px 12px;background:#fff}
.fee-calc legend{font-weight:700;font-size:.92rem;padding:0 4px}
.fee-calc label{display:block;font-size:.92rem;margin:8px 0 4px}
.fee-calc select,.fee-calc input[type="number"]{width:100%;font:inherit;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--text)}
.fee-calc .check{display:flex;align-items:flex-start;gap:8px;font-weight:400;margin:0}
.fee-calc .check input{margin-top:.45em}
.fee-calc button{font:inherit;background:var(--main);color:#fff;border:0;border-radius:8px;padding:8px 16px;cursor:pointer}
.fee-calc button:hover{background:var(--main-d)}
.fee-out{margin-top:14px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:12px 14px}
.fee-out .big{font-size:1.35rem;font-weight:700;color:var(--main-d);margin:.2em 0 .6em}
.fee-out table{margin:.4em 0}