:root{--red:#e60012;--black:#111;--line:#e7e7e7;--bg:#f5f5f5;--text:#222}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Yu Gothic",Meiryo,sans-serif;line-height:1.75}a{color:inherit;text-decoration:none}.head{position:sticky;top:0;z-index:10;background:#fff;border-bottom:1px solid var(--line)}.headin{width:min(calc(100% - 28px),1120px);margin:auto;min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:inline-flex;align-items:center}.brand img{display:block;width:96px;height:auto}.brand i{color:var(--red);font-style:normal}.nav{display:flex;gap:8px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 16px;border-radius:999px;border:1px solid #111;font-weight:900;font-size:13px;background:#fff}.btn.red{background:var(--red);border-color:var(--red);color:#fff}.hero,.block{width:min(calc(100% - 28px),1120px);margin:24px auto;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 8px 24px rgba(0,0,0,.04)}.hero{padding:32px}.hero h1{margin:0;font-size:clamp(28px,4vw,45px);line-height:1.25}.hero p{margin:12px 0 0;color:#555}.search{margin-top:22px;display:grid;grid-template-columns:1fr auto;gap:8px}.search input{min-height:48px;border:2px solid #ddd;border-radius:12px;padding:0 15px;font-size:16px}.cats{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.cats a{padding:8px 12px;border-radius:999px;background:#f4f4f4;font-size:12px;font-weight:800}.block{overflow:hidden}.block h2{margin:0;padding:20px 24px;background:#111;color:#fff;font-size:23px}.faqlist{padding:10px 22px 22px}.faq{border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;list-style:none;padding:17px 42px 17px 4px;font-weight:900;position:relative}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"＋";position:absolute;right:8px;color:var(--red)}.faq[open] summary:after{content:"−"}.answer{padding:0 8px 18px;color:#444}.answer strong{color:#111}.answer ul{margin:7px 0;padding-left:22px}.notice{margin:18px 0 0;padding:14px 16px;border-left:6px solid var(--red);background:#fff6f7;border-radius:10px}.bottom{width:min(calc(100% - 28px),1120px);margin:24px auto 50px;padding:24px;background:#111;color:#fff;border-radius:22px}.bottom h2{margin-top:0}.bottom .btn{margin:5px;color:#111;background:#fff}.bottom .btn.red{color:#fff;background:var(--red)}.hide{display:none!important}@media(max-width:680px){.headin{align-items:flex-start;padding:10px 0;flex-direction:column}.nav{width:100%}.nav .btn{flex:1}.hero{padding:22px 18px}.block h2{padding:18px}.faqlist{padding:6px 16px 18px}.search{grid-template-columns:1fr}}