*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;background:#fff;color:#1d1d1f;font-family:"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic UI",Meiryo,sans-serif;font-size:16px;line-height:1.85;letter-spacing:.02em;overflow-wrap:anywhere;word-break:normal;line-break:strict}
img{max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3{line-height:1.45;letter-spacing:.03em;margin:0}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0}
.wrap{width:100%;max-width:1080px;margin:0 auto;padding:0 20px}
.wrap--narrow{max-width:760px}
.hd{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.96);border-bottom:1px solid #e6e3dc}
.hd__in{max-width:1080px;margin:0 auto;padding:0 20px;height:60px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.hd__brand{font-weight:700;text-decoration:none;font-size:17px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.hd__nav{display:flex;align-items:center;gap:16px;flex-shrink:0;font-size:14px}
.hd__nav a{text-decoration:none}
.hd__cta{background:var(--accent);color:var(--accent-ink)!important;padding:7px 14px;border-radius:999px;font-weight:700}
.hero{background:var(--accent-soft);padding:64px 0 72px}
.hero__status{display:inline-block;margin:0 0 18px;padding:3px 12px;border:1px solid var(--accent);color:var(--accent);border-radius:999px;font-size:13px;font-weight:700;background:#fff}
.hero__ttl{font-size:clamp(26px,4.4vw,42px);margin-bottom:20px}
.hero__lead{font-size:clamp(15px,1.8vw,18px);max-width:720px;margin-bottom:28px}
.hero__price{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 12px;margin-bottom:28px}
.hero__priceLabel{font-size:14px;font-weight:700}
.hero__priceVal{font-size:28px;font-weight:700;color:var(--accent)}
.hero__priceNote{font-size:13px;color:#555}
.btn{display:inline-block;text-decoration:none;font-weight:700;border-radius:8px;padding:14px 28px;border:0;font:inherit;font-weight:700;cursor:pointer;text-align:center}
.btn--main{background:var(--accent);color:var(--accent-ink)}
.btn--main:hover{opacity:.9}
.btn[disabled]{opacity:.6;cursor:default}
.sec{padding:64px 0}
.sec--soft{background:#faf9f6}
.sec__ttl{font-size:clamp(22px,3vw,30px);margin-bottom:24px}
.sec__sub{font-size:18px;margin:32px 0 12px}
.sec__lead{margin-bottom:24px}
.cards{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.card{border:1px solid #e6e3dc;border-radius:12px;padding:24px;background:#fff}
.card__ttl{font-size:18px;margin-bottom:10px;color:var(--accent)}
.card p{margin:0}
.checks{list-style:none}
.checks li{position:relative;padding:10px 0 10px 32px;border-bottom:1px solid #ebe8e1}
.checks li::before{content:"";position:absolute;left:4px;top:19px;width:14px;height:8px;border-left:3px solid var(--accent);border-bottom:3px solid var(--accent);transform:rotate(-45deg)}
.dots{padding-left:1.4em}
.dots li{margin:4px 0}
.steps{list-style:none;display:grid;gap:16px}
.step{display:flex;gap:16px;align-items:flex-start}
.step__no{flex-shrink:0;width:36px;height:36px;border-radius:50%;background:var(--accent);color:var(--accent-ink);display:flex;align-items:center;justify-content:center;font-weight:700}
.step__ttl{font-size:17px;margin:4px 0 6px}
.step p{margin:0}
.price{background:#fff;border:2px solid var(--accent);border-radius:12px;padding:28px;text-align:center}
.price__name{font-weight:700;margin-bottom:4px}
.price__val{font-size:34px;font-weight:700;color:var(--accent);margin-bottom:8px}
.price__note{font-size:14px;color:#555;margin:0;text-align:left}
.sec--signup{background:var(--accent-soft)}
.form{background:#fff;border-radius:12px;padding:28px;display:grid;gap:18px}
.form__hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form__row{display:grid;gap:6px}
.form__label{font-weight:700;font-size:15px}
.form__req{display:inline-block;margin-left:8px;padding:0 6px;font-size:12px;border-radius:4px;background:#c0392b;color:#fff;font-weight:700;vertical-align:middle;line-height:1.7}
.form__opt{font-size:13px;color:#555;font-weight:400}
.form__input{width:100%;font:inherit;font-size:16px;padding:12px 14px;border:1px solid #bdb8ad;border-radius:8px;background:#fff;color:inherit;-webkit-appearance:none;appearance:none}
select.form__input{background-image:linear-gradient(45deg,transparent 50%,#555 50%),linear-gradient(135deg,#555 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 15px) 50%;background-size:5px 5px;background-repeat:no-repeat;padding-right:40px}
.form__agree{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.form__agree input{width:20px;height:20px;margin:0;accent-color:var(--accent)}
.form__msg{margin:0;min-height:1.5em;font-weight:700}
.form__msg.is-ok{color:#1e7b3a}
.form__msg.is-error{color:#c0392b}
.form__note{font-size:13px;color:#555;margin:16px 0 0}
.faq{display:grid;gap:12px}
.faq__item{border:1px solid #e6e3dc;border-radius:10px;padding:0 20px;background:#fff}
.faq__item summary{cursor:pointer;font-weight:700;padding:16px 0;list-style-position:outside}
.faq__item p{margin:0 0 16px}
.guideList{padding-left:1.3em}
.guideList li{margin:8px 0}
.gcards{list-style:none;display:grid;gap:14px}
.gcard a{display:block;text-decoration:none;border:1px solid #e6e3dc;border-radius:10px;padding:18px 20px}
.gcard a:hover{border-color:var(--accent)}
.gcard__ttl{display:block;font-weight:700;margin-bottom:6px;color:var(--accent)}
.gcard__desc{display:block;font-size:14px;color:#555}
.crumb{font-size:13px;color:#666;margin-bottom:16px;display:flex;gap:8px;flex-wrap:wrap}
.art{padding:40px 0 64px}
.art__ttl{font-size:clamp(24px,3.4vw,32px);margin-bottom:10px}
.art__date{font-size:13px;color:#666;margin-bottom:32px}
.art__body h2{font-size:clamp(20px,2.6vw,24px);margin:44px 0 16px;padding-left:12px;border-left:5px solid var(--accent)}
.art__body h3{font-size:18px;margin:28px 0 10px}
.art__body ul,.art__body ol{padding-left:1.4em;margin:0 0 1em}
.art__body li{margin:4px 0}
.art__body table{width:100%;border-collapse:collapse;margin:0 0 1.2em;font-size:15px;display:block;overflow-x:auto}
.art__body th,.art__body td{border:1px solid #ddd8ce;padding:8px 10px;text-align:left;vertical-align:top;min-width:7em}
.art__body th{background:#f5f3ee}
.sample{background:#faf9f6;border:1px solid #e6e3dc;border-radius:10px;padding:18px 20px;margin:0 0 1.2em}
.sample p:last-child{margin-bottom:0}
.sample__label{font-size:13px;font-weight:700;color:var(--accent);margin-bottom:6px}
.art__disclaimer{font-size:13px;color:#555;border-top:1px solid #e6e3dc;padding-top:16px;margin-top:40px}
.art__rel{font-size:20px;margin:40px 0 12px}
.cta{background:var(--accent-soft);border-radius:12px;padding:24px;margin-top:32px}
.cta__ttl{font-weight:700;font-size:18px;margin-bottom:8px}
.legal h2{font-size:18px;margin:32px 0 10px}
.legal ul{padding-left:1.4em;margin:0 0 1em}
.dl{display:grid;grid-template-columns:minmax(8em,30%) 1fr;border-top:1px solid #e6e3dc;margin:0}
.dl dt,.dl dd{margin:0;padding:12px 8px;border-bottom:1px solid #e6e3dc}
.dl dt{font-weight:700;background:#faf9f6}
.ft{background:#24231f;color:#e9e6df;padding:44px 0 32px;font-size:14px}
.ft__in{max-width:1080px;margin:0 auto;padding:0 20px}
.ft__brand{font-weight:700;font-size:16px;margin-bottom:6px}
.ft__links{list-style:none;display:flex;flex-wrap:wrap;gap:8px 20px;margin:16px 0}
.ft__tm,.ft__copy{font-size:12px;color:#b9b5ab;margin:0 0 4px}
@media (max-width:640px){
  .hd__in{height:54px;padding:0 16px}
  .hd__brand{font-size:15px}
  .hd__nav{gap:10px;font-size:13px}
  .hd__cta{padding:6px 10px}
  .wrap,.ft__in{padding:0 16px}
  .hero{padding:44px 0 52px}
  .sec{padding:48px 0}
  .btn{display:block;width:100%}
  .form{padding:20px}
  .dl{grid-template-columns:1fr}
  .dl dt{border-bottom:0;padding-bottom:4px}
}
.notice{background:#fff;border:2px solid var(--accent);border-radius:10px;padding:14px 18px;margin:20px 0 24px;font-size:14px;line-height:1.75;text-align:left;color:#1d1d1f}.notice p{margin:0 0 6px}.notice p:last-child{margin-bottom:0}.notice__ttl{font-weight:700;color:var(--accent)}
.sources{border-top:1px solid #e6e3dc;margin-top:40px;padding-top:16px;font-size:13px;line-height:1.7}.sources__ttl{font-size:15px;margin:0 0 8px}.sources ul{padding-left:1.2em;margin:0}.sources li{margin-bottom:6px;overflow-wrap:anywhere}.sources__note{color:#555;margin-top:8px}