:root{--green:#168a39;--dark:#08622a;--lime:#8ac43f;--orange:#f39800;--ink:#333;--line:#ddd;--soft:#f4f7f2}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",Meiryo,sans-serif;line-height:1.75;background:#fff}a{color:var(--dark);text-decoration:none}img{max-width:100%;height:auto}.container{width:min(1120px,calc(100% - 32px));margin:auto}.topbar{font-size:13px;color:#555;background:#f1f1f1;border-bottom:1px solid #ddd}.topbar .container{text-align:right;padding:6px 0}.topbar strong{color:#d95020;font-size:17px}.site-header{background:#fff;border-bottom:4px solid var(--green)}.header-inner{min-height:94px;display:flex;align-items:center;justify-content:space-between;gap:24px}.logo{font-size:23px;font-weight:900;color:#246c2c;line-height:1.2}.logo span{display:inline-block;background:var(--orange);color:#fff;padding:3px 8px;margin-right:5px}.logo small{display:block;font-size:11px;letter-spacing:2px;color:#777;margin-top:6px}.topnav{align-self:flex-end;display:flex}.topnav a{padding:17px 14px;border-left:1px solid #ddd;font-weight:700;font-size:14px}.topnav a:hover{color:#fff;background:var(--green)}.nav-toggle{display:none;border:0;background:var(--green);color:#fff;padding:10px 13px;font-size:20px}.hero{background:linear-gradient(100deg,#f4faee 0,#dff1cc 60%,#fff 60%);border-bottom:1px solid #cbd8c3}.hero .container{min-height:290px;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:40px}.hero b{display:inline-block;background:var(--orange);color:#fff;padding:5px 13px}.hero h1{font-size:34px;line-height:1.35;color:#126d31;margin:15px 0 5px}.hero p{font-weight:700}.hero-placeholder,.thumb{display:flex;align-items:center;justify-content:center;min-height:220px;color:#777;text-align:center;background:repeating-linear-gradient(135deg,#eee,#eee 10px,#f7f7f7 10px,#f7f7f7 20px);border:2px dashed #bbb}.layout{display:grid;grid-template-columns:245px minmax(0,1fr);gap:32px;padding:35px 0 55px}.side-title{padding:13px;color:#fff;background:var(--dark);font-weight:800}.side-group>a{display:flex;justify-content:space-between;padding:12px 13px;color:#333;font-weight:700;border:1px solid var(--line);border-top:0;background:linear-gradient(#fff,#f2f2f2)}.side-group>a:hover{color:var(--green)}.submenu a{display:block;padding:9px 12px 9px 28px;font-size:14px;border:1px solid #e7e7e7;border-top:0;background:#fff}.submenu a:before{content:'›';color:var(--orange);margin-right:8px}.contact-side{display:block;text-align:center;margin-top:18px;padding:14px;background:var(--orange);color:#fff;font-weight:800;border-radius:4px}.main-content{min-width:0}.breadcrumb{font-size:13px;color:#777;padding-bottom:13px;border-bottom:1px solid #ddd;margin-bottom:20px}.content-card{padding:25px;background:#fff;border:1px solid #ddd;border-top:5px solid var(--green);box-shadow:0 2px 6px #0000000b}.rich-content h1,.content-card>h1{font-size:27px;color:var(--dark);border-bottom:2px solid var(--green);padding-bottom:9px}.rich-content h2{font-size:23px;padding:9px 13px;border-left:6px solid var(--orange);background:var(--soft)}.rich-content h3{color:var(--dark);border-bottom:1px dotted #aaa}.rich-content table{border-collapse:collapse;width:100%}.rich-content th,.rich-content td{border:1px solid #ccc;padding:9px}.section-heading{margin-top:34px;color:var(--dark);border-bottom:3px solid var(--green)}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.feature-grid>div{text-align:center;padding:22px;border:1px solid #cdddca;background:var(--soft)}.feature-grid b{display:block;color:var(--orange);font-size:26px}.post-item{display:grid;grid-template-columns:220px 1fr;gap:22px;padding:20px 0;border-bottom:1px solid #ddd}.post-item .thumb{min-height:145px}.post-item .thumb img{width:100%;height:145px;object-fit:cover}.post-item h3{margin-top:0;color:var(--dark)}.button{display:inline-block;border:0;border-radius:4px;padding:9px 20px;color:#fff!important;background:var(--green);font-weight:700;cursor:pointer}.button.large{font-size:17px;padding:13px 35px}.post-hero{display:block;max-height:420px;width:100%;object-fit:cover;margin:20px 0}.contact-form{margin-top:25px;padding:25px;border:1px solid #ddd;background:#fafafa}.contact-form label{display:block;font-weight:700;margin-bottom:18px}.contact-form em{font-style:normal;font-size:11px;color:#fff;background:#d64545;padding:3px 6px}.contact-form input,.contact-form textarea{display:block;width:100%;margin-top:7px;padding:11px;border:1px solid #aaa;border-radius:3px;font:inherit}.alert{padding:13px 17px;margin:15px 0;border-radius:3px}.alert.success{background:#e5f6e8;color:#17692c}.alert.error{background:#feeaea;color:#9d2929}footer{color:#eee;background:#333;border-top:6px solid var(--green)}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px;padding:35px 0}.footer-grid strong{font-size:20px}.footer-grid a{display:block;color:#ddd;padding:3px}.copyright{text-align:center;padding:12px;background:#222;font-size:12px}
.child-category-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.child-category-grid>a{display:flex;align-items:center;gap:14px;min-height:88px;padding:15px 18px;border:1px solid #d8e3d4;border-left:5px solid var(--green);border-radius:5px;background:linear-gradient(135deg,#fff,#f3f8ef);box-shadow:0 2px 7px #0000000b;transition:.18s}.child-category-grid>a:hover{transform:translateY(-2px);border-left-color:var(--orange);box-shadow:0 5px 14px #0002}.child-category-grid .menu-icon{width:46px;height:46px;flex:0 0 46px}.child-category-grid span{display:flex;min-width:0;flex:1;flex-direction:column}.child-category-grid strong{color:var(--dark);font-size:17px}.child-category-grid small{color:#777}.child-category-grid>a>b{color:var(--orange);font-size:28px}
@media(max-width:850px){.header-inner{min-height:76px;flex-wrap:wrap}.nav-toggle{display:block}.topnav{display:none;width:100%;flex-direction:column}.topnav.open{display:flex}.topnav a{border-top:1px solid #ddd;border-left:0;padding:11px}.hero{background:#eff8e8}.hero .container{grid-template-columns:1fr;padding:25px 0}.hero-placeholder{min-height:180px}.layout{grid-template-columns:1fr}.sidebar{order:2}.main-content{order:1}.feature-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:560px){.container{width:min(100% - 22px,1120px)}.topbar .container{text-align:center}.hero h1{font-size:26px}.hero .container{gap:15px}.layout{padding-top:20px}.content-card,.contact-form{padding:17px}.post-item{grid-template-columns:1fr}.post-item .thumb{min-height:180px}.child-category-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}}
.child-category-grid .category-image{width:112px;height:78px;flex:0 0 112px;border-radius:6px;object-fit:cover;background:#eef3ec}
@media(max-width:560px){.child-category-grid .category-image{width:92px;height:68px;flex-basis:92px}}