:root{--citrus:#ffb74c;--citrus2:#f29322;--ink:#3a3428;--paper:#fffaf0;--card:#ffffff;--line:#f0e5d2;--mut:#7a7060;--leaf:#7fb069;--maxw:1080px}
*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:"Hiragino Kaku Gothic ProN","Hiragino Sans",Meiryo,"Noto Sans JP",sans-serif;line-height:1.8}
a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
ul.list{margin:14px 0 0 22px}ul.list li{margin-bottom:10px}
header.site{position:sticky;top:0;z-index:50;background:#fffdf8;border-bottom:1px solid var(--line)}
.top{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{display:flex;align-items:baseline;gap:8px;font-weight:800}
.logo .mark{font-size:1.6rem;color:var(--citrus2);font-style:italic}
.logo .sub{font-size:1.15rem;color:var(--ink);letter-spacing:.04em}
nav.main{display:flex;gap:22px;align-items:center;font-size:.93rem}
nav.main a{color:#6b6254;padding:6px 2px;border-bottom:2px solid transparent;font-weight:600}
nav.main a:hover,nav.main a.active{color:var(--citrus2);border-color:var(--citrus2)}
.nav-toggle{display:none;background:none;border:0;font-size:1.6rem;color:var(--ink);cursor:pointer}
.btn{display:inline-block;background:var(--citrus);color:#4a3010;padding:12px 28px;border-radius:999px;font-weight:800;font-size:.95rem;box-shadow:0 6px 16px rgba(242,147,34,.3)}
.btn.ghost{background:transparent;color:var(--citrus2);border:1.5px solid var(--citrus2)}
.btn.ghost.dark{color:var(--citrus2);border:1.5px solid var(--citrus2)}
.btn.sm{padding:8px 18px;font-size:.85rem}
.hero{padding:72px 0 58px;text-align:center;background:radial-gradient(circle at 50% 0%,#fff3dd 0,var(--paper) 72%)}
.eyebrow{display:inline-block;color:#b06a10;font-weight:800;letter-spacing:.12em;font-size:.8rem;margin-bottom:16px;background:#fff;border:1px solid var(--line);padding:5px 14px;border-radius:999px}
.hero h1{font-size:clamp(2rem,5.4vw,3.5rem);line-height:1.2;font-weight:900;color:var(--ink)}
.hero h1 .y{color:var(--citrus2)}
.hero .sub{margin:20px auto 0;max-width:640px;color:var(--mut);font-size:1.05rem}
.hero .cta-row{margin-top:30px;display:flex;gap:14px;flex-wrap:wrap;justify-content:center}
.tagrow{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:28px}
.tagrow span{background:#fff;border:1px solid var(--line);padding:6px 15px;border-radius:999px;color:var(--citrus2);font-weight:600;font-size:.85rem}
section.blk{padding:58px 0}
section.blk.alt{background:#f4ecdc}
h2.sec{font-size:1.7rem;font-weight:900;margin-bottom:12px;color:var(--ink)}
p.sec-sub{color:var(--mut);margin-bottom:30px;max-width:640px}
.grid{display:grid;gap:20px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;box-shadow:0 8px 22px rgba(90,70,30,.05)}
.card .yr{font-weight:900;color:var(--citrus2);font-size:.9rem}
.card h3{font-size:1.15rem;margin:6px 0;color:var(--ink)}
.card p{color:var(--mut);font-size:.95rem}
.split{display:grid;grid-template-columns:1.15fr .85fr;gap:42px;align-items:start}
.panel{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px}
.ph-line{padding:13px 0;border-bottom:1px dashed var(--line);font-size:.95rem}
.ph-line:last-child{border-bottom:0}.ph-line b{display:block;color:var(--citrus2);margin-bottom:2px}
table.tb{width:100%;border-collapse:collapse;font-size:.95rem;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.tb th,.tb td{padding:13px 15px;border-bottom:1px solid var(--line);text-align:left}
.tb th{background:#f6ecd7;color:#5b4510;font-weight:800}.tb tr:last-child td{border-bottom:0}
.note{background:#fbf3e0;border-left:4px solid var(--citrus2);padding:15px 20px;border-radius:10px;color:var(--mut);font-size:.92rem;margin-top:24px}
.faqwrap{display:flex;flex-direction:column;gap:12px}
.faq{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.faq summary{padding:17px 20px;cursor:pointer;font-weight:700;color:var(--ink);list-style:none}
.faq summary::-webkit-details-marker{display:none}.faq summary::after{content:"+";float:right;font-size:1.3rem;color:var(--citrus2)}
.faq[open] summary::after{content:"–"}.faq .a{padding:4px 20px 17px;color:var(--mut);font-size:.95rem}
.phead{padding:52px 0 28px;border-bottom:1px solid var(--line)}
.phead h1{font-size:clamp(1.8rem,4.2vw,2.8rem);color:var(--ink);font-weight:900;line-height:1.2}
.lede{margin-top:15px;max-width:680px;color:var(--mut);font-size:1.04rem}
.crumb{font-size:.85rem;color:var(--mut);margin-bottom:16px}.crumb a{color:var(--citrus2)}
.cta-card{background:linear-gradient(120deg,#ffc06e,#f29322);border-radius:18px;padding:42px 40px;text-align:center}
.cta-card h2{color:#4a3010;font-size:1.5rem;font-weight:900}.cta-card p{color:#5b4510;margin:10px 0 22px}
.cta-card .btn{background:#fff;color:var(--citrus2)}
footer.site{border-top:1px solid var(--line);margin-top:60px;padding:40px 0 32px;background:#f6edd9;color:var(--mut);font-size:.9rem}
.ft{display:flex;justify-content:space-between;gap:28px;flex-wrap:wrap}
.ft .logo{color:var(--ink)}.ft nav{display:flex;gap:16px;flex-wrap:wrap}.ft nav a:hover{color:var(--citrus2)}
@media(max-width:820px){.g3{grid-template-columns:1fr}.g2{grid-template-columns:1fr}.split{grid-template-columns:1fr}.nav-toggle{display:block}nav.main{position:fixed;top:66px;left:0;right:0;background:#fffdf8;flex-direction:column;align-items:flex-start;padding:18px 24px;gap:16px;border-bottom:1px solid var(--line);display:none}nav.main.open{display:flex}.hero{padding:52px 0 44px}}