:root{
  --bg:#ffffff;
  --surface:#fafbfc;
  --surface-2:#f2f4f8;
  --line:#e2e6ed;
  --text:#16181d;
  --muted:#5b6472;
  --accent:#e2561f;
  --accent-soft:rgba(226,86,31,.10);
  --green:#1f7a4d;
  --red:#c1272d;
  --radius:14px;
  --maxw:1080px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"Noto Sans JP",-apple-system,BlinkMacSystemFont,"Hiragino Sans","Yu Gothic",sans-serif;
  line-height:1.85;-webkit-font-smoothing:antialiased;font-size:15px;
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
h1,h2,h3,h4{line-height:1.45;margin:0}
a{color:inherit}
p{margin:0 0 14px}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:66px;gap:20px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}
.brand-mark{width:38px;height:38px;flex:0 0 38px;display:grid;place-items:center;
  background:var(--accent);color:#fff;border-radius:10px;font-weight:700;font-size:14px;letter-spacing:.04em}
.brand strong{display:block;font-size:15px;letter-spacing:.06em}
.brand small{display:block;font-size:10.5px;color:var(--muted);line-height:1.3}
.header-nav{display:flex;align-items:center;gap:20px;font-size:13.5px}
.header-nav a{color:var(--muted);text-decoration:none}
.header-nav a:hover{color:var(--text)}
.header-nav .btn{color:#fff}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 22px;
  border-radius:10px;border:1px solid transparent;font-size:14px;font-weight:500;
  font-family:inherit;cursor:pointer;text-decoration:none;transition:.16s}
.btn-primary{background:var(--accent);color:#fff;font-weight:700}
.btn-primary:hover{filter:brightness(1.08)}
.btn-ghost{border-color:var(--line);color:var(--text);background:#fff}
.btn-ghost:hover{border-color:var(--muted)}
.btn-sm{padding:8px 16px;font-size:13px}

/* hero */
.hero{padding:86px 0 74px;border-bottom:1px solid var(--line);
  background:radial-gradient(900px 420px at 15% -14%, rgba(226,86,31,.10), transparent 62%)}
.eyebrow{color:var(--accent);font-size:12.5px;letter-spacing:.14em;margin:0 0 14px;font-weight:500}
.hero h1{font-size:clamp(27px,4.2vw,44px);font-weight:700;letter-spacing:-.01em}
.hero .lead{color:var(--muted);max-width:640px;margin:22px 0 0;font-size:16px}
.hero-actions{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}
.hero-note{margin-top:20px;font-size:12.5px;color:var(--muted)}

/* sections */
section{padding:74px 0}
section.tint{background:var(--surface-2);border-block:1px solid var(--line)}
.head{max-width:680px;margin-bottom:34px}
.head h2{font-size:25px;font-weight:700}
.head p{color:var(--muted);margin:12px 0 0}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.card.plain{background:var(--surface)}
.card h3{font-size:15.5px;margin-bottom:8px}
.card h4{font-size:14px;margin-bottom:6px}
.card p{color:var(--muted);font-size:13.5px;margin:0}
.card .num{color:var(--accent);font-size:11px;font-weight:700;letter-spacing:.1em;display:block;margin-bottom:6px}

/* steps */
.steps{list-style:none;counter-reset:s;padding:0;margin:0;display:grid;gap:12px;
  grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.steps li{counter-increment:s;position:relative;padding:18px 20px 18px 56px;
  background:#fff;border:1px solid var(--line);border-radius:12px}
.steps li::before{content:counter(s);position:absolute;left:18px;top:19px;width:25px;height:25px;
  border-radius:8px;display:grid;place-items:center;background:var(--accent-soft);
  color:var(--accent);font-size:12px;font-weight:700}
.steps strong{display:block;font-size:14.5px}
.steps span{color:var(--muted);font-size:13px}

/* pricing */
.price-wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.price{border:1px solid var(--line);border-radius:var(--radius);padding:28px;background:#fff}
.price.reco{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.price .tag{display:inline-block;background:var(--accent);color:#fff;font-size:11px;
  padding:3px 10px;border-radius:999px;margin-bottom:12px;font-weight:700}
.price h3{font-size:16px}
.price .amount{font-size:34px;font-weight:700;margin:12px 0 2px;letter-spacing:-.01em}
.price .amount span{font-size:14px;font-weight:400;color:var(--muted)}
.price .sub{color:var(--muted);font-size:13px;margin:0 0 16px}
.price ul{list-style:none;padding:0;margin:0;font-size:13.5px}
.price li{padding:5px 0 5px 22px;position:relative;color:var(--muted)}
.price li::before{content:"";position:absolute;left:4px;top:13px;width:9px;height:2px;background:var(--accent)}
.price-note{font-size:12.5px;color:var(--muted);margin-top:18px;max-width:760px}

/* prohibited */
.deny{border:1px solid #eab8ba;background:#fdf5f5;border-radius:var(--radius);padding:26px 28px}
.deny h3{color:var(--red);font-size:16px;margin-bottom:6px}
.deny .lead{color:var(--muted);font-size:13.5px;margin-bottom:16px}
.deny ul{margin:0;padding-left:20px;font-size:13.5px;columns:2;column-gap:32px}
.deny li{margin-bottom:7px;break-inside:avoid}
.deny .tail{margin:18px 0 0;font-size:12.5px;color:var(--muted);padding-top:14px;border-top:1px solid #eab8ba}

/* faq */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:16px 2px}
.faq summary{cursor:pointer;font-weight:500;font-size:15px;list-style:none;
  display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--accent);font-weight:700}
.faq details[open] summary::after{content:"−"}
.faq p{color:var(--muted);font-size:13.5px;margin:12px 0 0}

/* table */
table{width:100%;border-collapse:collapse;font-size:13.5px;background:#fff}
th,td{border:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top}
th{background:var(--surface-2);font-weight:500;color:var(--muted);width:180px}
.tbd{color:var(--accent);font-weight:500}

/* cta */
.cta{background:var(--surface-2);border-block:1px solid var(--line);padding:64px 0;text-align:center}
.cta h2{font-size:23px}
.cta p{color:var(--muted);margin:14px auto 26px;max-width:540px}

/* legal page */
.legal{padding:54px 0 80px;max-width:800px}
.legal h1{font-size:26px;margin-bottom:8px}
.legal .updated{color:var(--muted);font-size:12.5px;margin-bottom:34px}
.legal h2{font-size:18px;margin:44px 0 12px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.legal h3{font-size:15px;margin:24px 0 8px}
.legal p,.legal li{font-size:14px;color:#2b313b}
.legal ol,.legal ul{padding-left:22px;margin:0 0 14px}
.legal li{margin-bottom:6px}
.legal .toc{background:var(--surface-2);border:1px solid var(--line);border-radius:12px;
  padding:18px 22px;margin-bottom:10px}
.legal .toc a{color:var(--accent);text-decoration:none;font-size:13.5px}
.legal .toc ul{margin:0;padding-left:18px}

/* footer */
.site-footer{border-top:1px solid var(--line);background:var(--surface);padding:52px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:34px}
.footer-grid strong{display:block;margin-bottom:12px;font-size:13.5px}
.footer-grid ul{list-style:none;padding:0;margin:0;font-size:13px;color:var(--muted)}
.footer-grid li{padding:3px 0}
.footer-grid a{color:var(--muted);text-decoration:none}
.footer-grid a:hover{color:var(--accent)}
.foot-note{color:var(--muted);font-size:12px;margin:34px 0 0;padding-top:18px;border-top:1px solid var(--line)}

@media(max-width:980px){.price-wrap{grid-template-columns:1fr}}
@media(max-width:820px){
  .g2,.g3,.g4,.price-wrap,.footer-grid{grid-template-columns:1fr}
  .header-nav a:not(.btn){display:none}
  .deny ul{columns:1}
  section{padding:54px 0}
  .hero{padding:58px 0 50px}
}

/* ---------- 相談フォーム ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:16px;align-items:start}
.flow-mini{list-style:none;counter-reset:f;padding:0;margin:0}
.flow-mini li{counter-increment:f;position:relative;padding:0 0 14px 34px;font-size:13.5px}
.flow-mini li::before{content:counter(f);position:absolute;left:0;top:3px;width:22px;height:22px;
  border-radius:7px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);
  font-size:11.5px;font-weight:700}
.flow-mini strong{display:block}
.flow-mini span{color:var(--muted)}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field{display:block;margin-bottom:12px}
.field>span{display:block;font-size:12px;color:var(--muted);margin-bottom:5px}
.field>span i{font-style:normal;color:var(--accent);font-size:10.5px;margin-left:4px}
.field input,.field select,.field textarea{
  width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;background:#fff;
  font-family:inherit;font-size:14px;color:var(--text)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.field textarea{resize:vertical;line-height:1.7}
.hp-trap{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.lead-msg{font-size:13px;margin-top:10px}
.lead-msg.ok{color:var(--green)}
.lead-msg.err{color:var(--red)}
@media(max-width:860px){.contact-grid,.f2{grid-template-columns:1fr}}

/* 固定ヘッダーの下に見出しが隠れないようにする */
section[id],div[id]{scroll-margin-top:86px}