:root{
  --navy:#1B3A6B;
  --orange:#F2A33A;
  --white:#FFFFFF;
  --ink:#16233A;
  --muted:#4B5B75;
  --line:#D5DDEA;
  --tint:#F3F6FA;
  --orange-tint:#FDF1E0;
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
body{
  margin:0;background:var(--white);color:var(--ink);
  font-family:"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Noto Sans CJK JP","Yu Gothic UI","Yu Gothic","Meiryo",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:var(--navy);text-underline-offset:3px}
a:focus-visible{outline:3px solid var(--navy);outline-offset:3px;border-radius:6px}
.hero a:focus-visible,.sec-navy a:focus-visible{outline-color:var(--orange)}
h1,h2,h3{font-feature-settings:"palt" 1;letter-spacing:.03em;text-wrap:balance;word-break:auto-phrase}
p{margin:0}
.ib{display:inline-block}
p,dd,li{text-wrap:pretty}
.wrap{width:100%;max-width:1080px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px}

/* 頭 */
.site-head{background:var(--white);border-bottom:1px solid var(--line)}
.site-head .wrap{display:flex;align-items:center;min-height:60px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--navy);text-decoration:none;font-weight:800;font-size:17px;letter-spacing:.02em}
.brand img{width:36px;height:36px}

/* 方眼（図面の紙） */
.grid-paper{
  background-color:var(--navy);
  background-image:
    linear-gradient(rgba(255,255,255,.10) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.10) 1px,transparent 1px),
    linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:120px 120px,120px 120px,24px 24px,24px 24px;
  background-position:-1px -1px;
  color:var(--white);
}

/* 1 ヒーロー */
.hero{padding:40px 0 52px}
.hero-grid{display:grid;gap:40px}
.hero h1{margin:0;font-size:clamp(34px,9.6vw,60px);line-height:1.22;font-weight:800;letter-spacing:.01em}
.hero h1 .ph{display:inline-block}
.lead{margin-top:20px;font-size:17px;line-height:1.85}
.note{margin-top:12px;font-size:15px;color:rgba(255,255,255,.9)}
.nowrap{white-space:nowrap}
.band{margin-top:24px;background:var(--orange);color:var(--navy);font-weight:800;font-size:16px;line-height:1.65;padding:12px 16px;border-radius:8px}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:12px 22px;border-radius:10px;font-weight:800;font-size:16.5px;line-height:1.4;letter-spacing:.04em;text-decoration:none;text-align:center}
.cta .btn{flex:1 1 100%}
.btn-primary{background:var(--orange);color:var(--navy)}
.btn-ghost{color:var(--white);border:2px solid rgba(255,255,255,.85)}
.hero-fig{margin:0;display:flex;justify-content:center}
.hero-fig svg{width:min(290px,80vw);height:auto}

/* 区画 */
.sec{padding:60px 0}
.sec-tint{background:var(--tint)}
.sec h2{position:relative;margin:0 0 22px;padding-left:22px;font-size:clamp(23px,6.4vw,32px);line-height:1.4;font-weight:800;color:var(--navy)}
.sec h2::before{content:"";position:absolute;left:0;top:calc((1.4em - 11px) / 2);width:11px;height:11px;background:var(--orange)}
.sec-navy h2{color:var(--white)}

/* 2 困りごと */
.fixes{list-style:none;margin:28px 0 0;padding:0;border-top:2px solid var(--navy)}
.fixes li{padding:18px 0;border-bottom:1px solid var(--line)}
.fixes h3{margin:0 0 4px;font-size:18px;line-height:1.5;font-weight:800;color:var(--navy)}
.fixes .arr{font-weight:800;color:var(--navy)}

/* 3 使い方 */
.steps3{list-style:none;margin:30px 0 0;padding:0;display:grid;gap:44px}
.steps3 li{display:grid;gap:12px;grid-template-rows:auto 1fr auto}
.steps3 h3{margin:0;display:flex;align-items:center;gap:12px;font-size:21px;line-height:1.4;font-weight:800;color:var(--navy)}
.num{flex:none;display:inline-grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--navy);color:var(--white);font-weight:800;font-size:17px;line-height:1;letter-spacing:0}
.steps3 figure{margin:8px 0 0;display:flex;justify-content:center}
.steps3 svg{width:210px;height:auto}

/* 4 出来ること・8 運営者 */
.spec{margin:0;border-top:2px solid var(--navy)}
.spec>div{display:grid;gap:2px;padding:14px 0;border-bottom:1px solid var(--line)}
.spec dt{font-weight:800;color:var(--navy)}
.spec dd{margin:0}
.addr{word-break:keep-all;overflow-wrap:anywhere}
.caution{margin-top:26px;padding:16px 18px;background:var(--orange-tint);border-left:6px solid var(--orange);font-weight:700;line-height:1.8}

/* 5 料金 */
.sheet{background:var(--white);border:2px solid var(--navy);border-radius:4px}
.sheet-row{display:grid;gap:2px;padding:16px 18px;border-bottom:1px solid var(--line)}
.sheet-row:last-child{border-bottom:0}
.sheet .k{font-weight:800;color:var(--navy)}
.sheet .v{font-weight:700}
.yen{font-size:40px;line-height:1.15;font-weight:800;color:var(--navy);letter-spacing:0;font-variant-numeric:tabular-nums}
.yen2{font-size:24px;line-height:1.2;font-weight:800;color:var(--navy);letter-spacing:0;font-variant-numeric:tabular-nums}
.terms{list-style:none;margin:22px 0 0;padding:0}
.terms>li{position:relative;padding:12px 0 12px 18px;border-bottom:1px solid var(--line)}
.terms>li::before{content:"";position:absolute;left:0;top:calc(12px + .62em);width:7px;height:7px;border-radius:50%;background:var(--navy)}
.terms .k{display:block;font-weight:800;color:var(--navy)}
.terms .sub{list-style:none;margin:8px 0 2px;padding:0;display:grid;gap:8px}
.terms .sub li{background:var(--white);border:1px solid var(--line);border-radius:6px;padding:10px 12px}
.terms .k2{display:block;font-weight:800;font-size:14.5px;color:var(--muted)}
.small{margin-top:16px;font-size:13.5px;color:var(--muted)}

/* 6 導入の流れ */
.flow{list-style:none;margin:6px 0 0;padding:0}
.flow li{position:relative;display:grid;grid-template-columns:36px 1fr;gap:14px;padding:14px 0}
.flow li::before{content:"";position:absolute;left:17px;top:54px;bottom:-12px;width:2px;background:var(--line)}
.flow li:last-child::before{display:none}
.flow p{padding-top:3px}
.flow strong{color:var(--navy)}
.cap{margin-top:18px;padding:14px 16px;border:1.5px dashed var(--navy);border-radius:6px;font-weight:700;color:var(--navy)}

/* 7 よくある質問 */
.faq{margin:0;border-top:2px solid var(--navy)}
.faq>div{padding:18px 0;border-bottom:1px solid var(--line)}
.faq dt,.faq dd{display:flex;gap:10px;align-items:flex-start}
.faq dt{font-weight:800;color:var(--navy);font-size:16.5px;line-height:1.7}
.faq dd{margin:8px 0 0}
.qa{flex:none;display:inline-grid;place-items:center;width:26px;height:26px;margin-top:2px;border-radius:6px;font-size:14px;font-weight:800;line-height:1;letter-spacing:0}
.faq dt .qa{background:var(--navy);color:var(--white)}
.faq dd .qa{border:1.5px solid var(--navy);color:var(--navy);background:var(--white)}

/* 8 代表メッセージ */
.msg{margin-top:28px;padding:22px 20px 20px;background:var(--tint);border-radius:10px}
.msg h3{margin:0 0 16px;font-size:18px;line-height:1.5;font-weight:800;color:var(--navy)}
.msg-grid{display:grid;gap:18px}
.msg-photo{width:100%;max-width:260px;height:auto;aspect-ratio:1/1;object-fit:cover;border-radius:8px}
.msg-head{font-size:20px;line-height:1.55;font-weight:800;color:var(--navy);word-break:keep-all;overflow-wrap:anywhere}
.msg-body{margin-top:10px;line-height:1.95}
.msg-sign{margin-top:14px;font-weight:700;color:var(--navy);text-align:right}

/* 9 お問い合わせ */
.contact{display:grid;gap:16px}
.c-box{background:var(--white);color:var(--ink);border-radius:12px;padding:20px}
.c-box h3{margin:0 0 12px;font-size:17px;line-height:1.5;font-weight:800;color:var(--navy)}
.c-box .btn{width:100%}
.btn-line{background:var(--orange);color:var(--navy)}
.btn-mail{border:2px solid var(--navy);color:var(--navy);word-break:break-all}
.qr{margin:14px auto 0;display:grid;place-items:center;width:168px;height:168px;padding:12px;border:2px dashed var(--muted);border-radius:8px;font-size:13px;line-height:1.6;text-align:center;color:var(--muted)}
.reply{display:flex;gap:12px;align-items:baseline;padding:4px 2px 0}
.reply .k{font-weight:800}

/* 10 フッター */
.site-foot{background:var(--tint);padding:26px 0 34px;font-size:14px;color:var(--muted)}
.site-foot nav{display:flex;flex-direction:column;align-items:flex-start}
.site-foot .sep{display:none}
.site-foot nav a{display:inline-block;padding:8px 0;color:var(--navy)}

.copy{margin-top:4px}
.tm{margin-top:6px;font-size:12.5px}

/* 絵の字 */
.ill text{font-family:inherit;letter-spacing:0}

@media (min-width:600px){
  .cta .btn{flex:0 0 auto}
  .spec>div{grid-template-columns:11em 1fr;gap:16px}
  .sheet-row{grid-template-columns:6em 1fr;align-items:baseline;gap:16px}
  .contact{grid-template-columns:1fr 1fr;align-items:start}
  .reply{grid-column:1 / -1}
  .msg-grid{grid-template-columns:220px 1fr;align-items:start}
  .site-foot nav{flex-direction:row;flex-wrap:wrap;align-items:center}
  .site-foot .sep{display:inline;padding:0 8px;color:#9AA8BE}
}
@media (min-width:960px){
  .hero{padding:76px 0 84px}
  .hero-grid{grid-template-columns:1.2fr .8fr;align-items:center}
  .hero-fig svg{width:320px}
  .sec{padding:84px 0}
  .steps3{grid-template-columns:repeat(3,1fr);gap:32px}
}

/* 紙（利用規約・プライバシーポリシー・特定商取引法に基づく表記）と 404 */
.doc{padding:40px 0 72px}
.doc h1{margin:0 0 20px;font-size:clamp(24px,6.6vw,34px);line-height:1.4;font-weight:800;color:var(--navy)}
.doc h2{margin:36px 0 10px;padding-bottom:6px;border-bottom:2px solid var(--navy);font-size:19px;line-height:1.5;font-weight:800;color:var(--navy)}
.doc h3{margin:22px 0 6px;font-size:16.5px;line-height:1.6;font-weight:800;color:var(--navy)}
.doc p{margin-top:10px}
.doc .clauses,.doc .sub{list-style:none;margin:10px 0 0;padding:0}
.doc .clauses>li{display:grid;grid-template-columns:2em 1fr;margin-top:8px}
.doc .clauses.paren>li{grid-template-columns:2.6em 1fr}
.doc .sub>li{display:grid;grid-template-columns:2.6em 1fr;margin-top:6px}
.doc .no{font-variant-numeric:tabular-nums;color:var(--navy);font-weight:700}
.doc .dots{list-style:none;margin:10px 0 0;padding:0}
.doc .dots>li{position:relative;margin-top:6px;padding-left:18px}
.doc .dots>li::before{content:"";position:absolute;left:2px;top:.8em;width:6px;height:6px;border-radius:50%;background:var(--navy)}
.doc .kv{width:100%;margin-top:4px;border-collapse:collapse}
.doc .kv th,.doc .kv td{padding:12px 0;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.doc .kv thead th{border-bottom:2px solid var(--navy);color:var(--muted);font-size:14px}
.doc .kv tbody th{width:10em;padding-right:16px;font-weight:800;color:var(--navy)}
.doc .meta{margin-top:36px;padding-top:14px;border-top:1px solid var(--line)}
.doc .back{margin-top:16px}
.nw{white-space:nowrap}
@media (max-width:599px){
  .doc .kv thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
  .doc .kv tbody tr{display:block;padding:12px 0;border-bottom:1px solid var(--line)}
  .doc .kv tbody th,.doc .kv tbody td{display:block;width:auto;padding:0;border:0}
  .doc .kv tbody td{margin-top:2px}
}

/* v1.2：LINE の QR・ID・資料と SNS の行 */
.qrlink{display:block;width:168px;margin:14px auto 0}
.qrimg{display:block;width:168px;height:168px}
.lid{margin:8px 0 0;text-align:center;font-weight:800;color:var(--navy);letter-spacing:.02em}
.more{display:flex;flex-wrap:wrap;gap:4px 12px;align-items:baseline;margin:14px 2px 0}
.more .k{font-weight:800}
.more a{color:inherit;text-decoration:underline;text-underline-offset:3px;white-space:nowrap}