/* =========================================================
   RECALIAL / NRgroup ワイヤーフレーム 共通スタイル
   モノトーン（白×黒）・レスポンシブ・ワイヤー表現
   ========================================================= */
:root{
  --bg:#f7f6f5;
  --black:#121212;
  --ink:#1f1f1f;
  --gray:#d2cfcc;
  --mid:#737373;
  --light:#eceae8;
  --line:#dcdad8;
  --white:#ffffff;
  --maxw:1200px;
  --header-h:64px;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:"Helvetica Neue","Hiragino Kaku Gothic ProN","Hiragino Sans","Noto Sans JP","Yu Gothic",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.8;
  font-size:15px;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---- ワイヤー：画像プレースホルダ ---- */
.ph{
  background:var(--gray);position:relative;display:flex;
  align-items:flex-start;justify-content:flex-start;
  color:var(--mid);font-size:12px;overflow:hidden;
}
.ph::after{content:attr(data-label);position:absolute;top:14px;left:16px;font-size:12px;color:#5f5f5f;}
.ph.center::after{top:14px;left:50%;transform:translateX(-50%);}

/* ===================== Header ===================== */
.site-header{
  position:sticky;top:0;z-index:50;background:var(--white);
  border-bottom:1px solid var(--line);
}
.header-inner{
  max-width:var(--maxw);margin:0 auto;padding:0 24px;height:var(--header-h);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.logo{font-weight:700;letter-spacing:.18em;font-size:20px;}
.nav{display:flex;align-items:center;gap:26px;}
.nav a{font-size:13px;letter-spacing:.04em;color:var(--ink);white-space:nowrap;}
.nav a:hover{opacity:.6;}
.nav .btn-nav{
  background:var(--black);color:#fff;padding:9px 16px;font-size:12px;letter-spacing:.04em;
}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;width:28px;height:24px;position:relative;}
.nav-toggle span{position:absolute;left:0;width:28px;height:2px;background:var(--ink);transition:.3s;}
.nav-toggle span:nth-child(1){top:3px;}
.nav-toggle span:nth-child(2){top:11px;}
.nav-toggle span:nth-child(3){top:19px;}

/* ===================== Sections ===================== */
section{scroll-margin-top:var(--header-h);}
.sec{padding:80px 0;}
.sec.white{background:var(--white);}
.sec.bg{background:var(--bg);}
.sec.dark{background:var(--black);color:#fff;}
.sec-head{text-align:center;margin-bottom:48px;}
.sec-head.left{text-align:left;}
.sec-label{display:block;font-size:12px;letter-spacing:.28em;color:var(--mid);margin-bottom:10px;}
.sec.dark .sec-label{color:#9a9a9a;}
.sec-title{font-size:clamp(22px,3.4vw,30px);font-weight:700;letter-spacing:.04em;}
.sec-head .rule{width:40px;height:2px;background:var(--black);margin:18px auto 0;}
.sec.dark .sec-head .rule{background:#fff;}
.sec-head.left .rule{margin-left:0;}
.lead{text-align:center;color:var(--mid);max-width:780px;margin:0 auto;}
.sec.dark .lead{color:#cfcfcf;}

/* ===================== Hero ===================== */
.hero{position:relative;min-height:560px;display:flex;align-items:center;background:var(--gray);color:#fff;}
.hero .ph-fill{position:absolute;inset:0;background:var(--gray);}
.hero .ph-fill::after{content:attr(data-label);position:absolute;top:24px;left:24px;color:#5f5f5f;font-size:12px;}
.hero .hero-copy{position:relative;z-index:2;}
.hero .eyebrow{font-size:13px;letter-spacing:.32em;margin-bottom:18px;}
.hero h1{font-size:clamp(30px,6vw,52px);font-weight:700;line-height:1.3;letter-spacing:.04em;}
.hero p{margin-top:18px;font-size:15px;max-width:520px;}
.hero .btn{margin-top:28px;}
.hero.compact{min-height:440px;}

/* ===================== Buttons ===================== */
.btn{display:inline-block;padding:15px 28px;font-size:14px;letter-spacing:.04em;border:1px solid transparent;cursor:pointer;}
.btn.fill{background:var(--black);color:#fff;}
.btn.white{background:#fff;color:var(--black);}
.btn.ghost{background:transparent;color:#fff;border-color:#555;}
.btn-row{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;}

/* ===================== Grid helpers ===================== */
.grid{display:grid;gap:28px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-6{grid-template-columns:repeat(6,1fr);}

/* ---- カード ---- */
.card{background:var(--white);border:1px solid var(--line);}
.card .ph{aspect-ratio:1/1;}
.card .body{padding:20px;}
.card h3{font-size:17px;font-weight:700;margin-bottom:8px;}
.card .desc{font-size:13px;color:var(--mid);margin-bottom:12px;}
.card .price{font-size:15px;font-weight:700;}
.card .btn{width:100%;text-align:center;margin-top:14px;padding:11px;}

/* ---- 数字バンド ---- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center;}
.stats .num{font-size:clamp(28px,4vw,40px);font-weight:700;}
.stats .lbl{font-size:13px;color:#bfbfbf;margin-top:6px;}

/* ---- 「選ばれる理由」 ---- */
.reasons{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.reason{background:var(--white);border:1px solid var(--line);padding:28px;}
.reason .no{font-size:34px;font-weight:700;color:var(--gray);}
.reason h3{font-size:19px;margin:14px 0 8px;}
.reason p{font-size:13px;color:var(--mid);}

/* ---- お客様の声 ---- */
.voice{background:var(--white);border:1px solid var(--line);padding:26px;}
.voice .star{letter-spacing:.1em;}
.voice .txt{font-size:14px;color:var(--mid);margin:12px 0 18px;}
.voice .who{display:flex;align-items:center;gap:12px;}
.voice .who .ava{width:44px;height:44px;border-radius:50%;background:var(--gray);}
.voice .who .name{font-size:13px;font-weight:700;}
.voice .who .role{font-size:12px;color:var(--mid);}

/* ---- バナー2枚 ---- */
.banners{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.banner{position:relative;}
.banner .ph{aspect-ratio:16/9;}
.banner .cap{background:var(--black);color:#fff;padding:22px;}
.banner .cap h3{font-size:20px;font-weight:700;}
.banner .cap p{font-size:13px;color:#c9c9c9;margin-top:6px;}

/* ---- Instagram ---- */
.insta{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;}
.insta .ph{aspect-ratio:1/1;}

/* ---- ステップ（受講の流れ） ---- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step .no{width:64px;height:64px;background:var(--black);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:11px;}
.step .no b{font-size:16px;}
.step h4{font-size:15px;margin:14px 0 6px;}
.step p{font-size:12px;color:var(--mid);}

/* ---- 特徴3点 ---- */
.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.feat{background:var(--white);border:1px solid var(--line);padding:28px;text-align:center;}
.feat .ic{width:60px;height:60px;background:var(--gray);margin:0 auto 18px;}
.feat h3{font-size:17px;margin-bottom:8px;}
.feat p{font-size:13px;color:var(--mid);}

/* ---- 研修メニュー（横並びリスト） ---- */
.course{display:grid;grid-template-columns:200px 1fr auto;gap:24px;align-items:center;background:var(--white);border:1px solid var(--line);padding:18px;}
.course .ph{aspect-ratio:5/3;height:100%;min-height:120px;}
.course h3{font-size:20px;}
.course .meta{font-size:13px;color:var(--mid);margin-top:6px;}
.course .btn{white-space:nowrap;}

/* ---- FAQ ---- */
.faq{max-width:840px;margin:0 auto;}
.faq details{background:var(--bg);border:1px solid var(--line);margin-bottom:12px;}
.sec.white .faq details{background:var(--bg);}
.faq summary{list-style:none;cursor:pointer;padding:18px 22px;font-weight:600;display:flex;justify-content:space-between;align-items:center;}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{content:"＋";color:var(--mid);font-weight:400;}
.faq details[open] summary::after{content:"−";}
.faq .ans{padding:0 22px 20px;color:var(--mid);font-size:14px;}

/* ===================== 商品詳細 ===================== */
.pd{display:grid;grid-template-columns:1fr 1fr;gap:48px;}
.pd .gallery .main{aspect-ratio:1/1;}
.pd .thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:12px;}
.pd .thumbs .ph{aspect-ratio:1/1;background:var(--light);}
.pd .info h1{font-size:28px;font-weight:700;}
.pd .info .sub{color:var(--mid);margin-top:8px;}
.pd .info .price{font-size:30px;font-weight:700;margin:18px 0;border-top:1px solid var(--line);padding-top:18px;}
.pd .info .price small{font-size:13px;color:var(--mid);font-weight:400;}
.pd .label{font-weight:700;font-size:14px;margin:18px 0 8px;}
.pd .opts{display:flex;gap:12px;flex-wrap:wrap;}
.pd .opt{border:1px solid var(--line);background:#fff;padding:12px 22px;font-size:13px;cursor:pointer;}
.pd .qty{border:1px solid var(--line);background:#fff;padding:12px 22px;width:120px;}
.pd .actions{margin-top:24px;display:grid;gap:12px;}

/* ===================== 経歴/メディア ===================== */
.timeline{max-width:820px;margin:0 auto;}
.timeline .row{display:grid;grid-template-columns:120px 1fr;gap:20px;padding:14px 0;border-bottom:1px solid var(--line);}
.timeline .yr{font-weight:700;}
.media-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.media .ic{width:52px;height:52px;background:var(--gray);margin-bottom:16px;}
.media h3{font-size:17px;margin-bottom:8px;}
.media p{font-size:13px;color:var(--mid);}
.sns{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;}
.sns a{display:flex;align-items:center;gap:10px;background:var(--white);border:1px solid var(--line);padding:14px 22px;}
.sns a .dot{width:22px;height:22px;background:var(--black);}

/* ===================== お問い合わせ form ===================== */
.form{max-width:600px;margin:0 auto;}
.form .field{margin-bottom:24px;}
.form label{display:block;font-weight:700;font-size:14px;margin-bottom:8px;}
.form input,.form select,.form textarea{
  width:100%;border:1px solid var(--line);background:#fff;padding:14px;font-size:14px;font-family:inherit;
}
.form textarea{min-height:160px;resize:vertical;}
.form .check{display:flex;align-items:center;justify-content:center;gap:8px;font-size:13px;color:var(--mid);}
.form .check input{width:auto;flex:none;margin:0;}
.form .check a{color:var(--mid);}
.form .submit{text-align:center;margin-top:24px;}

/* ===================== 法的ページ ===================== */
.legal{max-width:900px;margin:0 auto;}
.legal table{width:100%;border-collapse:collapse;}
.legal th{background:var(--light);text-align:left;padding:16px;width:280px;vertical-align:top;font-size:14px;border:1px solid var(--line);}
.legal td{background:#fff;padding:16px;font-size:14px;color:var(--mid);border:1px solid var(--line);}
.legal h2{font-size:18px;margin:28px 0 8px;}
.legal p{color:var(--mid);font-size:14px;}
.page-head{padding:40px 0 0;}
.crumb{font-size:12px;color:var(--mid);}
.page-title{font-size:clamp(24px,4vw,30px);font-weight:700;margin-top:10px;}
.page-title + .rule{width:40px;height:2px;background:var(--black);margin-top:16px;}

/* ===================== CTA ===================== */
.cta{text-align:center;}
.cta h2{font-size:clamp(22px,3.4vw,28px);font-weight:700;}
.cta p{color:#cfcfcf;margin:16px 0 26px;}

/* ===================== Footer ===================== */
.site-footer{background:var(--black);color:#fff;padding:48px 0 28px;}
.footer-top{display:flex;justify-content:space-between;flex-wrap:wrap;gap:32px;}
.footer-top .flogo{font-size:20px;font-weight:700;letter-spacing:.18em;margin-bottom:16px;}
.footer-top .corp{font-size:13px;color:#cfcfcf;}
.footer-top .corp small{display:block;color:#8f8f8f;font-size:12px;margin-top:6px;line-height:1.9;}
.fnav{display:flex;gap:48px;}
.fnav ul{list-style:none;}
.fnav li{margin-bottom:10px;}
.fnav a{font-size:12px;color:#cfcfcf;}
.fnav a:hover{color:#fff;}
.copy{border-top:1px solid #2a2a2a;margin-top:32px;padding-top:18px;font-size:11px;color:#8f8f8f;}

/* ===================== レスポンシブ ===================== */
@media (max-width:900px){
  .grid-3,.reasons,.feats,.media-grid{grid-template-columns:1fr 1fr;}
  .stats,.steps{grid-template-columns:1fr 1fr;}
  .insta{grid-template-columns:repeat(3,1fr);}
  .banners{grid-template-columns:1fr;}
  .pd{grid-template-columns:1fr;gap:28px;}
  .course{grid-template-columns:1fr;}
  .course .ph{aspect-ratio:16/9;}
}
@media (max-width:640px){
  .sec{padding:56px 0;}
  .grid-3,.grid-4,.reasons,.feats,.media-grid,.stats{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr 1fr;}
  .insta{grid-template-columns:repeat(3,1fr);}
  /* モバイルナビ */
  .nav{
    position:fixed;top:var(--header-h);left:0;right:0;background:#fff;
    flex-direction:column;align-items:stretch;gap:0;padding:8px 0;
    border-bottom:1px solid var(--line);transform:translateY(-150%);transition:.3s;
    box-shadow:0 10px 20px rgba(0,0,0,.06);
  }
  .nav.open{transform:translateY(0);}
  .nav a{padding:14px 24px;border-bottom:1px solid var(--line);}
  .nav .btn-nav{margin:10px 24px;text-align:center;}
  .nav-toggle{display:block;}
  .footer-top{flex-direction:column;}
  .fnav{gap:32px;}
}