:root{
--bg:#ffffff;--bg-soft:#fdf6ef;--bg-warm:#fbeadd;
--ink:#1d2026;--muted:#585f68;
--brand:#e5601a;--brand-700:#c24a10;--brand-800:#a73e0d;--link:#b0440f;
--border:#f0dcc9;--border-strong:#e6c3a3;
--shadow:0 16px 34px -20px rgba(60,30,10,.32);
--radius:14px;
--font:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic",YuGothic,Meiryo,"Noto Sans JP","Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);font-size:clamp(1rem,.97rem + .14vw,1.0625rem);line-height:1.8;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
main{display:block}
img,svg,video{max-width:100%;height:auto}
svg{display:block}
a{color:var(--link);text-decoration:underline;text-underline-offset:.18em;text-decoration-thickness:.06em}
a:hover{text-decoration-thickness:.13em}
:focus-visible{outline:3px solid var(--brand-700);outline-offset:2px;border-radius:3px}
h1,h2,h3,h4{line-height:1.32;font-weight:800;color:var(--ink);letter-spacing:.01em;margin:0 0 .6em}
p{margin:0 0 1.1rem}
.container{width:min(100% - 2.5rem,1120px);margin-inline:auto}
.narrow{width:min(100% - 2.5rem,768px);margin-inline:auto}
.skip-link{position:absolute;left:.75rem;top:-3.5rem;background:var(--ink);color:#fff;padding:.6rem 1rem;border-radius:8px;z-index:100;text-decoration:none;transition:top .2s}
.skip-link:focus{top:.75rem}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.18em;color:var(--brand-700);text-transform:uppercase;margin:0 0 .7rem}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:48px;padding:.7rem 1.5rem;border-radius:11px;font-weight:700;font-size:1rem;line-height:1.2;text-decoration:none;cursor:pointer;border:1.6px solid transparent;transition:transform .15s,background .15s,color .15s,border-color .15s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--brand-700);color:#fff}
.btn-primary:hover{background:var(--brand-800)}
.btn-secondary{background:#fff;color:var(--link);border-color:var(--brand-700)}
.btn-secondary:hover{background:var(--bg-warm)}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.6rem 0;min-height:60px}
.brand{display:inline-flex;align-items:center;gap:.55rem;text-decoration:none;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand-mark{width:32px;height:32px;flex:none}
.brand-name{font-weight:800;letter-spacing:.14em;font-size:1.05rem}
.nav{position:relative;display:flex;align-items:center}
.nav-checkbox{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.nav-toggle{display:inline-flex;align-items:center;gap:.45rem;min-height:48px;padding:.45rem .85rem;border:1px solid var(--border-strong);border-radius:10px;cursor:pointer;font-weight:600;font-size:.95rem;color:var(--ink);background:#fff;-webkit-user-select:none;user-select:none}
.nav-toggle:hover{background:var(--bg-warm)}
.nav-checkbox:focus-visible+.nav-toggle{outline:3px solid var(--brand-700);outline-offset:2px}
.nav-list{list-style:none;margin:0;padding:0}
.nav-list a{text-decoration:none;color:var(--ink);font-weight:600;font-size:.97rem}
@media(max-width:860px){
.nav-list{display:none;position:absolute;right:0;top:calc(100% + .55rem);flex-direction:column;gap:.15rem;background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);padding:.5rem;min-width:230px;z-index:60}
.nav-checkbox:checked~.nav-list{display:flex}
.nav-list a{display:flex;align-items:center;min-height:46px;padding:.5rem .8rem;border-radius:8px}
.nav-list a:hover{background:var(--bg-warm);color:var(--brand-700)}
.is-home .nav-list a[href="/"],.is-about .nav-list a[href="/about"],.is-contact .nav-list a[href="/contact"]{color:var(--brand-700);background:var(--bg-warm)}
}
@media(min-width:861px){
.nav-toggle{display:none}
.nav-list{display:flex;flex-direction:row;gap:.3rem;align-items:center}
.nav-list a{display:inline-flex;align-items:center;min-height:44px;padding:.4rem .8rem;border-radius:8px}
.nav-list a:hover{background:var(--bg-warm);color:var(--brand-700)}
.is-home .nav-list a[href="/"],.is-about .nav-list a[href="/about"],.is-contact .nav-list a[href="/contact"]{box-shadow:inset 0 -2px 0 var(--brand-700)}
}
.hero{background:linear-gradient(180deg,var(--bg-soft),#fff);border-bottom:1px solid var(--border)}
.hero-inner{display:grid;gap:2.2rem;padding:clamp(2.6rem,6vw,4.6rem) 0;align-items:center}
@media(min-width:861px){.hero-inner{grid-template-columns:1.12fr .88fr;gap:3rem}}
.hero h1{font-size:clamp(1.95rem,1.2rem + 3vw,3rem);letter-spacing:.004em;margin:0 0 1rem}
.hero-lead{font-size:clamp(1.06rem,1rem + .42vw,1.22rem);color:var(--muted);margin:0 0 1.8rem;max-width:33em}
.hero-cta{display:flex;flex-wrap:wrap;gap:.8rem}
.hero-visual{justify-self:center;order:-1}
@media(min-width:861px){.hero-visual{order:0}}
.hero-fox{width:min(300px,68vw);aspect-ratio:1;background:radial-gradient(circle at 50% 44%,#fff,var(--bg-warm));border:1px solid var(--border);border-radius:50%;display:grid;place-items:center;padding:11%}
.hero-fox svg{width:100%}
.section{padding:clamp(3rem,7vw,5rem) 0}
.section-soft{background:var(--bg-soft);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-head{max-width:44rem;margin:0 0 2.3rem}
.section-head h2{font-size:clamp(1.5rem,1.2rem + 1.4vw,2.1rem);margin:.3rem 0 0}
.section-head p{color:var(--muted);margin:.7rem 0 0}
.grid{display:grid;gap:1.2rem}
.grid-4{grid-template-columns:1fr}
@media(min-width:560px){.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1000px){.grid-4{grid-template-columns:repeat(4,1fr)}}
.grid-articles{grid-template-columns:1fr}
@media(min-width:620px){.grid-articles{grid-template-columns:repeat(2,1fr)}}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem}
.value-icon{width:46px;height:46px;border-radius:11px;background:var(--bg-warm);display:grid;place-items:center;color:var(--brand-700);margin:0 0 1rem}
.card h3{font-size:1.12rem;margin:0 0 .45rem}
.card p{margin:0;color:var(--muted);font-size:.97rem}
.article-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:1.6rem;transition:transform .16s,box-shadow .16s,border-color .16s}
.article-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--border-strong)}
.article-card h3{font-size:1.16rem;letter-spacing:0;margin:0 0 .5rem}
.article-card h3 a{text-decoration:none;color:var(--ink)}
.article-card:hover h3 a{color:var(--brand-700)}
.article-card p{color:var(--muted);font-size:.96rem;margin:0 0 1.1rem;flex:1 1 auto}
.card-link{display:inline-flex;align-items:center;gap:.35rem;font-weight:700;color:var(--brand-700);text-decoration:none;font-size:.95rem}
.article-card:hover .card-link{text-decoration:underline}
.band{background:var(--bg-warm);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.band-inner{max-width:48rem;margin:0 auto;text-align:center;padding:clamp(3rem,7vw,4.6rem) 0}
.band-inner h2{font-size:clamp(1.5rem,1.2rem + 1.4vw,2rem);margin:.2rem 0 0}
.band-inner p{color:var(--ink);margin:1rem auto 1.7rem;max-width:40em}
.page-header{background:var(--bg-soft);border-bottom:1px solid var(--border);padding:clamp(2.1rem,5vw,3.3rem) 0}
.page-header h1{font-size:clamp(1.7rem,1.2rem + 2.2vw,2.5rem);margin:.5rem 0 0;max-width:22em}
.content{padding:clamp(2.3rem,5vw,3.6rem) 0}
.prose{max-width:44rem;margin:0 auto}
.prose>p,.prose>ul,.prose>ol,.prose>.table-wrap,.prose>.note,.prose>.faq,.prose>.callout{margin-left:auto;margin-right:auto}
.prose h2{font-size:clamp(1.32rem,1.1rem + 1vw,1.72rem);margin:2.3rem 0 .8rem;scroll-margin-top:80px}
.prose h3{font-size:1.16rem;margin:1.7rem 0 .55rem}
.prose ul,.prose ol{margin:0 0 1.2rem;padding-left:1.35rem}
.prose li{margin:.35rem 0}
.prose li::marker{color:var(--brand-700)}
.prose a{font-weight:600}
.lead{font-size:clamp(1.08rem,1rem + .42vw,1.24rem);color:var(--ink);font-weight:500;line-height:1.75;margin:0 0 1.6rem}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;color:var(--muted);font-size:.92rem;margin:.2rem 0 1.4rem}
.article-meta .byline{font-weight:700;color:var(--ink)}
.article-meta .sep{color:var(--border-strong)}
.breadcrumb{font-size:.86rem;margin:0 0 1.1rem}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:.45rem;margin:0;padding:0;color:var(--muted)}
.breadcrumb li{display:inline-flex;align-items:center;gap:.45rem}
.breadcrumb li+li::before{content:"\203A";color:var(--border-strong)}
.breadcrumb a{color:var(--brand-700);text-decoration:none}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb [aria-current="page"]{color:var(--muted)}
.toc{background:var(--bg-soft);border:1px solid var(--border);border-radius:12px;padding:1.1rem 1.3rem;margin:0 auto 1.9rem}
.toc-title{font-weight:700;font-size:.92rem;letter-spacing:.04em;color:var(--ink);margin:0 0 .5rem}
.toc ol{margin:0;padding-left:1.2rem;color:var(--muted)}
.toc li{margin:.28rem 0}
.toc a{color:var(--link);text-decoration:none}
.toc a:hover{text-decoration:underline}
.table-wrap{overflow-x:auto;margin:0 auto 1.5rem;border:1px solid var(--border);border-radius:12px;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;font-size:.95rem;min-width:30rem}
caption{caption-side:top;text-align:left;font-size:.85rem;color:var(--muted);padding:.6rem .9rem .2rem}
th,td{padding:.72rem .95rem;text-align:left;border-bottom:1px solid var(--border);vertical-align:top}
thead th{background:var(--bg-warm);font-weight:700;color:var(--ink)}
tbody tr:last-child td{border-bottom:0}
th[scope=row]{font-weight:700;color:var(--ink)}
.faq{margin:1.5rem auto}
.faq details{border:1px solid var(--border);border-radius:12px;margin:0 0 .7rem;background:#fff;overflow:hidden}
.faq summary{cursor:pointer;padding:1rem 1.2rem;font-weight:700;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:1rem;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.35rem;line-height:1;color:var(--brand-700);font-weight:700}
.faq details[open] summary::after{content:"\2212"}
.faq summary:hover{color:var(--brand-700)}
.faq-body{padding:0 1.2rem 1.1rem;color:var(--muted)}
.faq-body p{margin:0}
.faq-body p+p{margin-top:.6rem}
.note{border:1px solid var(--border-strong);background:var(--bg-soft);border-left:4px solid var(--brand);border-radius:10px;padding:1rem 1.2rem;margin:2rem auto 0;color:var(--muted)}
.note strong{color:var(--ink)}
.note p{margin:0}
.note p+p{margin-top:.5rem}
.callout{background:var(--bg-warm);border:1px solid var(--border);border-radius:12px;padding:1.2rem 1.4rem;margin:1.6rem auto}
.callout p{margin:0}
.related{max-width:44rem;margin:2.6rem auto 0;padding-top:1.9rem;border-top:1px solid var(--border)}
.related h2{font-size:1.22rem;margin:0 0 1rem}
.related ul{list-style:none;margin:0;padding:0;display:grid;gap:.6rem}
.related a{font-weight:600;display:inline-flex;align-items:center;gap:.4rem}
.data-list{border:1px solid var(--border);border-radius:12px;overflow:hidden;margin:1.5rem auto}
.data-list>div{display:grid;grid-template-columns:12rem 1fr;border-bottom:1px solid var(--border)}
.data-list>div:last-child{border-bottom:0}
.data-list dt{padding:.85rem 1.05rem;background:var(--bg-soft);font-weight:700;color:var(--ink);font-size:.93rem;margin:0}
.data-list dd{padding:.85rem 1.05rem;margin:0}
.data-list a{font-weight:600}
@media(max-width:560px){.data-list>div{grid-template-columns:1fr}.data-list dt{border-bottom:1px solid var(--border)}}
.contact-actions{display:grid;gap:1rem;margin:1.6rem auto}
@media(min-width:620px){.contact-actions{grid-template-columns:repeat(2,1fr)}}
.contact-card{border:1px solid var(--border);border-radius:12px;padding:1.4rem;background:#fff}
.contact-card h2{font-size:1.1rem;margin:0 0 .5rem}
.contact-card p{margin:0 0 .4rem;color:var(--muted);font-size:.95rem}
.contact-card .mail{font-weight:700;font-size:1.05rem}
.site-footer{background:#f6ece0;border-top:1px solid var(--border-strong);color:var(--ink)}
.footer-main{display:grid;gap:2rem 3rem;padding:clamp(2.6rem,5vw,3.4rem) 0 2rem;border-bottom:1px solid var(--border-strong)}
@media(min-width:760px){.footer-main{grid-template-columns:1.7fr 1fr}}
.footer-brand .brand,.footer-brand .brand-name{color:var(--ink)}
.footer-desc{color:var(--muted);font-size:.93rem;line-height:1.7;margin:.95rem 0 1.1rem;max-width:34em}
.social{display:flex;flex-wrap:wrap;gap:.6rem;list-style:none;margin:0;padding:0}
.social a{display:inline-flex;align-items:center;min-height:40px;padding:.45rem .95rem;border:1px solid var(--border-strong);border-radius:9px;color:var(--link);font-size:.85rem;font-weight:600;text-decoration:none}
.social a:hover{background:#fff;text-decoration:none}
.footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:1.6rem}
.footer-heading{font-weight:700;color:var(--ink);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;margin:0 0 .9rem}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:.55rem}
.footer-col a{color:var(--muted);text-decoration:none;font-size:.92rem;line-height:1.5}
.footer-col a:hover{color:var(--link);text-decoration:underline}
.footer-base{display:flex;flex-wrap:wrap;gap:.9rem 1.5rem;align-items:flex-start;justify-content:space-between;padding:1.5rem 0 1.9rem}
.footer-base-text p{margin:0;font-size:.85rem;color:var(--muted);line-height:1.65}
.footer-base-text p+p{margin-top:.45rem}
.footer-base-text a{color:var(--link);text-decoration:none}
.footer-base-text a:hover{text-decoration:underline}
.footer-legal{display:flex;flex-wrap:wrap;gap:.4rem 1.1rem;list-style:none;margin:0;padding:0}
.footer-legal a{color:var(--muted);text-decoration:none;font-size:.85rem}
.footer-legal a:hover{color:var(--link);text-decoration:underline}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}.btn:hover,.article-card:hover{transform:none}}