/* ============================================================
   SVC 共通デザインシステム（TOPモックv1から流用）
   正本：TOPモック_v1/index.html のデザイントークン
   事業2＝黒#000＋黄#FFEB3B／白ベース最大面積・黄はアクセント
   ============================================================ */
@font-face{
  font-family:"Montserrat";font-style:normal;font-weight:700;font-display:swap;
  src:url("fonts/montserrat-700-latin.woff2") format("woff2");
}
@font-face{
  font-family:"Montserrat";font-style:normal;font-weight:800;font-display:swap;
  src:url("fonts/montserrat-800-latin.woff2") format("woff2");
}
:root{
  --y50:#FFFDE7; --y100:#FFF9C4; --y300:#FFF176; --y500:#FFEB3B;
  --y600:#FDD835; --y700:#FBC02D; --y800:#F9A825;
  --ink:#1A1A1A; --label:#616161;
  --g900:#000000; --g800:#262626; --g700:#404040; --g500:#737373;
  --g200:#E5E5E5; --g100:#F5F5F5; --g50:#FAFAFA;
  --info:#3B82F6; --line:#06C755;
  --paper:#ffffff;
  --font-jp:"Hiragino Kaku Gothic ProN","Hiragino Sans","Noto Sans JP","Yu Gothic",Meiryo,sans-serif;
  --font-en:"Montserrat","Helvetica Neue",Arial,sans-serif;
  --w-content:1120px;
  --radius:18px;
  --shadow:0 10px 30px rgba(26,26,26,.09);
  --header-h:66px;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth; overflow-x:clip;}
body{
  font-family:var(--font-jp); color:var(--ink); background:var(--paper);
  line-height:1.9; font-size:15px; -webkit-font-smoothing:antialiased;
  overflow-x:clip;
}
img{max-width:100%; display:block;}
a{color:inherit; text-decoration:none;}
ul{list-style:none;}
em{font-style:normal;}
.container{max-width:var(--w-content); margin:0 auto; padding:0 clamp(18px,4.5vw,40px);}
.hl{background:linear-gradient(transparent 62%,var(--y300) 62%); font-weight:700;}

/* ---------- 共通：英語見出し＋日本語サブ ---------- */
.sec-head{margin-bottom:clamp(26px,5vw,46px);}
.sec-head .en{
  font-family:var(--font-en); font-weight:800;
  font-size:clamp(28px,4.8vw,44px); letter-spacing:.05em; line-height:1.15;
}
.sec-head .en .dot{color:var(--y700);}
.sec-head .jp{
  display:inline-flex; align-items:center; gap:10px;
  margin-top:6px; font-size:clamp(12.5px,1.9vw,14.5px); font-weight:700; color:var(--ink);
  letter-spacing:.16em;
}
.sec-head .jp::before{content:""; width:30px; height:3px; background:var(--y500); border-radius:2px;}
.sec-head.center{text-align:center;}
.sec-head.center .jp{justify-content:center;}
.sec-head.center .jp::after{content:""; width:30px; height:3px; background:var(--y500); border-radius:2px;}

/* ---------- ボタン ---------- */
.btn{
  display:inline-flex; flex-direction:column; align-items:center; justify-content:center;
  font-weight:700; letter-spacing:.05em; border-radius:999px; text-align:center;
  padding:.9em 2.2em; font-size:clamp(13.5px,2vw,15px); border:0; cursor:pointer;
  transition:transform .25s ease, box-shadow .25s ease;
}
.btn:hover{transform:translateY(-2px);}
.btn-line{
  background:var(--line); color:#fff; box-shadow:0 10px 24px rgba(6,199,85,.35);
  gap:2px;
}
.btn-line:hover{box-shadow:0 14px 30px rgba(6,199,85,.45);}
.btn-line .s1{font-size:.78em; font-weight:700; opacity:.95;}
.btn-line .s2{font-size:1.16em; font-weight:800; letter-spacing:.04em; display:flex; align-items:center; gap:.45em;}
.btn-line .s2::before{content:""; width:1.25em; height:1.25em; flex:none;
  background:url("icon_line.webp") center/contain no-repeat; border-radius:4px;}
.btn-line .s3{font-size:.74em; opacity:.95;}
.btn-yellow{
  background:linear-gradient(135deg,var(--y500),var(--y600));
  color:var(--ink); box-shadow:0 8px 20px rgba(249,168,37,.35);
}
.btn-ghost{background:#fff; color:var(--ink); border:1.6px solid var(--ink);}
.btn-ghost:hover{background:var(--y50);}
.btn .arw{font-family:var(--font-en); font-weight:700;}
.cta-note{font-size:12px; color:var(--label); margin-top:10px; letter-spacing:.04em;}

/* ---------- ヘッダー ---------- */
.header{
  position:fixed; inset:0 0 auto 0; z-index:100; height:var(--header-h);
  display:flex; align-items:center;
  background:transparent;
  border-bottom:1px solid rgba(26,26,26,.08);
}
/* すりガラス背景は疑似要素へ分離。backdrop-filter を .header 本体に置くと
   position:fixed の子（モバイルメニュー .gnav）の包含ブロックが header になり、
   全画面オーバーレイが header 高さ(66px)に潰れてしまうため ::before に逃がす。 */
.header::before{content:""; position:absolute; inset:0; z-index:-1;
  background:rgba(255,255,255,.9); backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px);}
.header::after{content:""; position:absolute; left:0; right:0; bottom:-3px; height:3px;
  background:linear-gradient(90deg,var(--y500),var(--y700)); opacity:.9;}
.header-inner{
  width:100%; max-width:1280px; margin:0 auto; padding:0 clamp(16px,3vw,32px);
  display:flex; align-items:center; justify-content:space-between; gap:18px;
}
.brand img{height:26px; width:auto;}
.gnav{display:flex; align-items:center; gap:clamp(14px,2vw,28px);}
.gnav a{font-size:13.5px; font-weight:600; position:relative; padding:6px 0; white-space:nowrap;}
.gnav a:not(.btn)::after{
  content:""; position:absolute; left:0; bottom:0; width:0; height:3px;
  background:var(--y500); border-radius:2px; transition:width .25s ease;
}
.gnav a:not(.btn):hover::after{width:100%;}
.gnav .btn{padding:.6em 1.5em; font-size:13px; flex-direction:row; gap:.5em;}
.gnav .btn::before{content:""; width:1.2em; height:1.2em;
  background:url("icon_line.webp") center/contain no-repeat; border-radius:3px;}
.menu-btn{display:none;}
@media (max-width:960px){
  .gnav{
    position:fixed; inset:0; flex-direction:column; justify-content:center; gap:24px;
    background:rgba(255,255,255,.97); backdrop-filter:blur(10px);
    opacity:0; pointer-events:none; transition:opacity .3s ease;
    overflow-y:auto; padding:80px 20px 40px;
  }
  .gnav a{font-size:17px; font-weight:700;}
  .gnav .btn{font-size:15px; padding:.8em 2em;}
  .gnav.is-open{opacity:1; pointer-events:auto;}
  .menu-btn{
    display:flex; flex-direction:column; justify-content:center; gap:6px;
    width:46px; height:46px; padding:10px; background:none; border:0; cursor:pointer;
    z-index:110; position:relative;
  }
  .menu-btn span{height:2px; background:var(--ink); border-radius:2px; transition:transform .3s ease, opacity .3s ease;}
  .menu-btn.is-open span:nth-child(1){transform:translateY(8px) rotate(45deg);}
  .menu-btn.is-open span:nth-child(2){opacity:0;}
  .menu-btn.is-open span:nth-child(3){transform:translateY(-8px) rotate(-45deg);}
}

/* モバイルメニュー展開中の背景スクロールロック（JSで body に付与） */
body.menu-open{overflow:hidden;}

/* ---------- 講師一覧 絞り込みフィルタ（共通部品・量産で使い回す） ---------- */
.inst-filter{
  display:flex; flex-wrap:wrap; gap:9px; justify-content:center;
  margin:0 auto clamp(26px,4vw,40px); max-width:920px;
}
.inst-filter .filter-btn{
  display:inline-flex; align-items:center; gap:.5em;
  background:#fff; border:1.5px solid var(--ink); color:var(--ink);
  border-radius:999px; font-family:var(--font-jp);
  font-size:clamp(12px,1.7vw,13.5px); font-weight:800; letter-spacing:.02em;
  padding:.5em 1.15em; cursor:pointer; line-height:1.2;
  transition:background .2s ease, color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.inst-filter .filter-btn:hover{background:var(--y50); transform:translateY(-1px);}
.inst-filter .filter-btn[aria-pressed="true"]{
  background:var(--y500); color:var(--ink); border-color:var(--ink);
  box-shadow:0 6px 16px rgba(249,168,37,.35);
}
.inst-filter .filter-btn::before{
  content:""; width:7px; height:7px; border-radius:50%; background:var(--y600); flex:none;
}
.inst-filter .filter-btn[aria-pressed="true"]::before{background:var(--ink);}
/* 絞り込みで非表示になる講師カード */
.inst-card.is-filtered{display:none;}

/* ---------- フッター ---------- */
.footer{background:var(--g900); color:#fff; padding:clamp(48px,7vw,72px) 0 110px;}
.footer-banner{
  display:flex; align-items:center; justify-content:center; gap:.6em;
  background:var(--line); color:#fff; border-radius:14px; font-weight:800;
  padding:1em 1.4em; font-size:clamp(13px,2vw,15px); max-width:560px; margin:0 auto clamp(36px,6vw,52px);
  box-shadow:0 10px 26px rgba(6,199,85,.35); transition:transform .25s ease;
}
.footer-banner:hover{transform:translateY(-2px);}
.footer-banner::before{content:""; width:1.3em; height:1.3em; flex:none;
  background:url("icon_line.webp") center/contain no-repeat; border-radius:4px;}
.footer-grid{display:grid; grid-template-columns:1fr; gap:34px;}
@media (min-width:840px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr;}}
.footer .brand img{height:34px;}
.footer h4{
  font-size:12.5px; font-weight:800; letter-spacing:.12em; margin-bottom:14px; color:var(--y500);
  display:flex; align-items:center; gap:8px;
}
.footer h4::before{content:""; width:14px; height:3px; background:var(--y500); border-radius:2px;}
.footer ul{display:flex; flex-direction:column; gap:9px;}
.footer li a{font-size:13px; color:var(--g200); transition:color .2s;}
.footer li a:hover{color:var(--y500);}
.copyright{margin-top:44px; text-align:center; font-family:var(--font-en); font-size:11px; letter-spacing:.14em; color:var(--g500);}

/* ---------- 固定追従バー ---------- */
.sticky-line{
  position:fixed; left:12px; right:12px; bottom:12px; z-index:90;
  display:flex; align-items:center; justify-content:center; gap:.55em;
  background:var(--line); color:#fff; font-weight:800; font-size:14.5px; letter-spacing:.04em;
  padding:15px; border-radius:16px; box-shadow:0 12px 32px rgba(0,0,0,.3);
  transform:translateY(0); opacity:1;
  transition:transform .35s ease, opacity .35s ease;
}
.sticky-line::before{content:""; width:1.35em; height:1.35em; flex:none;
  background:url("icon_line.webp") center/contain no-repeat; border-radius:4px;}
.sticky-line.is-hidden{transform:translateY(120%); opacity:0; pointer-events:none;}
@media (min-width:841px){
  .sticky-line{display:none;} /* 追従CTAはスマホのみ。PCは削除（2026/07/08 小久保確定） */
}

/* ---------- 講師カード（TOP INSTRUCTORS流用） ---------- */
.inst-card{
  background:#fff; border-radius:var(--radius);
  box-shadow:var(--shadow); border:1px solid var(--g200); overflow:hidden;
  display:flex; flex-direction:column; transition:transform .25s ease, box-shadow .25s ease;
}
.inst-card:hover{transform:translateY(-4px); box-shadow:0 18px 40px rgba(26,26,26,.14);}
.inst-card .ph{aspect-ratio:4/3; overflow:hidden; background:var(--g100);}
.inst-card .ph img{width:100%; height:100%; object-fit:cover; transition:transform .6s ease;}
.inst-card .ph a{display:block; width:100%; height:100%; cursor:pointer;}
.inst-card .ph a:hover img{transform:scale(1.05);}
.inst-card:hover .ph img{transform:scale(1.05);}
.inst-card .body{padding:18px 20px 20px; display:flex; flex-direction:column; gap:8px; flex:1;}
.inst-card .name{font-size:16.5px; font-weight:900;}
.inst-card .name small{font-size:11.5px; font-weight:700; color:var(--label); margin-left:.6em;}
.inst-card .station{font-size:12px; color:var(--g700); display:flex; align-items:center; gap:.5em; line-height:1.7;}
.inst-card .station::before{content:""; width:8px; height:8px; border-radius:50%; background:var(--y600); flex:none;}
.inst-card .more{
  margin-top:auto; align-self:flex-start;
  background:var(--y500); border-radius:999px; font-size:12px; font-weight:800; padding:.55em 1.3em;
  box-shadow:0 4px 12px rgba(249,168,37,.3); transition:transform .2s ease;
}
.inst-card .more:hover{transform:translateY(-2px);}

/* ---------- スクロールリビール ---------- */
.rv{opacity:0; transform:translateY(24px); transition:opacity .7s ease, transform .7s ease;}
.rv.is-in{opacity:1; transform:none;}

/* ============================================================
   共通：ドキュメント／リーガル／フォームページ（新規ページ群で共用）
   ============================================================ */
.doc-hero{
  margin-top:var(--header-h);
  background:linear-gradient(180deg,var(--y50),#fff);
  padding:clamp(46px,7vw,78px) 0 clamp(26px,4vw,40px);
  text-align:center; position:relative; overflow:hidden;
}
.doc-hero::before{
  content:""; position:absolute; inset:0; z-index:0; pointer-events:none;
  background:radial-gradient(rgba(249,168,37,.12) 1.4px, transparent 1.4px);
  background-size:22px 22px;
}
.doc-hero .container{position:relative; z-index:1;}
.doc-hero .lead{
  max-width:660px; margin:14px auto 0; font-size:clamp(13px,2vw,15px);
  font-weight:700; color:var(--g700); line-height:1.9;
}
.doc-hero .lead em{background:linear-gradient(transparent 62%,var(--y300) 62%); font-weight:800; color:var(--ink);}

.doc-main{padding:clamp(30px,5vw,54px) 0 clamp(64px,9vw,104px);}
.doc{max-width:820px; margin:0 auto;}

/* ---------- リーガル条項（規約・プライバシー） ---------- */
.legal-sec{margin-bottom:clamp(22px,3.4vw,30px);}
.legal-sec > h2{
  font-size:clamp(15px,2.4vw,18px); font-weight:900; letter-spacing:.02em; line-height:1.6;
  display:flex; align-items:baseline; gap:10px; margin-bottom:10px; color:var(--ink);
}
.legal-sec > h2::before{content:""; align-self:center; width:20px; height:3px; background:var(--y500); border-radius:2px; flex:none;}
.legal-sec p, .legal-sec li{font-size:clamp(13px,1.9vw,14.5px); color:var(--g800); line-height:1.95;}
.legal-sec p + p{margin-top:.6em;}
.legal-sec ul, .legal-sec ol{margin:.55em 0 0; padding-left:1.5em;}
.legal-sec ul{list-style:disc;}
.legal-sec ol{list-style:decimal;}
.legal-sec li{margin-bottom:.3em;}
.legal-sec li::marker{color:var(--y800); font-weight:700;}
.legal-sec a{color:var(--info); text-decoration:underline; text-underline-offset:3px; font-weight:700; word-break:break-all;}
.legal-lead{font-size:clamp(13px,1.9vw,14.5px); color:var(--g800); line-height:1.95; margin-bottom:clamp(22px,3.4vw,30px);}
.legal-meta{margin-top:30px; padding-top:16px; border-top:1px solid var(--g200); font-size:12.5px; color:var(--label); font-weight:700;}

/* ---------- 定義リスト（特定商取引法） ---------- */
.legal-dl{border-top:1px solid var(--g200);}
.legal-dl .row{display:grid; grid-template-columns:1fr; gap:3px; padding:15px 2px; border-bottom:1px solid var(--g200);}
@media (min-width:620px){.legal-dl .row{grid-template-columns:210px 1fr; gap:20px; align-items:start;}}
.legal-dl dt{font-weight:800; font-size:clamp(12.5px,1.9vw,14px); color:var(--ink); line-height:1.7;}
.legal-dl dd{font-size:clamp(12.5px,1.9vw,14px); color:var(--g800); line-height:1.9;}
.legal-dl dd a{color:var(--info); text-decoration:underline; text-underline-offset:3px; font-weight:700;}

/* ---------- お申込フォーム ---------- */
.form-promo{
  max-width:680px; margin:0 auto clamp(22px,4vw,32px);
  background:var(--ink); color:#fff; border-radius:var(--radius);
  padding:clamp(20px,3.4vw,30px); text-align:center; box-shadow:var(--shadow);
}
.form-promo .kv{color:var(--y500); font-weight:900; font-size:clamp(14px,2.6vw,19px); letter-spacing:.04em; margin-bottom:10px; line-height:1.5;}
.form-promo p{font-size:clamp(12.5px,2vw,14px); line-height:1.9; color:#f0f0f0;}
.form-promo p + p{margin-top:.5em;}
.form-promo .hl-y{color:var(--y500); font-weight:800;}

.form-card{
  max-width:680px; margin:0 auto; background:#fff; border:1px solid var(--g200);
  border-radius:var(--radius); box-shadow:var(--shadow); padding:clamp(22px,4vw,40px);
}
.field{margin-bottom:22px;}
.field:last-child{margin-bottom:0;}
.field .lb{display:block; font-weight:800; font-size:13.5px; margin-bottom:8px; color:var(--ink); line-height:1.6;}
.field .req{color:#e53935; font-size:.82em; margin-left:.35em; font-weight:800;}
.field .hint{font-size:12px; color:var(--label); font-weight:600; margin:-2px 0 9px;}
.field input[type=text], .field input[type=email], .field input[type=tel],
.field select, .field textarea{
  width:100%; font-family:var(--font-jp); font-size:15px; color:var(--ink);
  background:#fff; border:1.5px solid var(--g200); border-radius:12px;
  padding:.75em .9em; line-height:1.6;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.field input::placeholder, .field textarea::placeholder{color:#b5b5b5;}
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none; border-color:var(--y600); box-shadow:0 0 0 3px rgba(253,216,53,.35);
}
.field textarea{min-height:120px; resize:vertical;}
.field select{
  appearance:none; -webkit-appearance:none; cursor:pointer; padding-right:2.5em;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%231A1A1A' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><path d='M6 9l6 6 6-6'/></svg>");
  background-repeat:no-repeat; background-position:right .95em center; background-size:15px;
}
.check-grid{display:flex; flex-direction:column; gap:11px;}
.check{display:flex; align-items:flex-start; gap:10px; font-size:13.5px; line-height:1.7; color:var(--g800); cursor:pointer; font-weight:600;}
.check input{margin-top:.2em; width:18px; height:18px; accent-color:var(--y700); flex:none; cursor:pointer;}
.check a{color:var(--info); text-decoration:underline; text-underline-offset:3px; font-weight:700;}
.form-submit{text-align:center; margin-top:6px;}
.form-submit .btn{min-width:min(300px,80vw);}
.honeypot{position:absolute; left:-9999px; width:1px; height:1px; opacity:0; overflow:hidden;}

/* ---------- 送信完了（thankyou） ---------- */
.done-wrap{max-width:640px; margin:0 auto; text-align:center;}
.done-mark{
  width:78px; height:78px; margin:0 auto clamp(18px,3vw,26px); border-radius:50%;
  background:var(--y500); display:flex; align-items:center; justify-content:center;
  box-shadow:0 10px 26px rgba(249,168,37,.4);
}
.done-mark svg{width:38px; height:38px;}
.done-wrap h1{font-size:clamp(22px,4vw,32px); font-weight:900; letter-spacing:.02em; line-height:1.4; margin-bottom:16px;}
.done-wrap p{font-size:clamp(13.5px,2vw,15px); color:var(--g700); line-height:1.95; font-weight:600;}
.done-actions{display:flex; flex-wrap:wrap; gap:12px; justify-content:center; margin-top:clamp(26px,4vw,38px);}

/* ---------- Q&A（お申込ページの下部・detail流用の簡易版） ---------- */
.doc .qa-list{display:flex; flex-direction:column; gap:12px; max-width:820px; margin:0 auto;}
.doc .qa-item{background:#fff; border:1.4px solid var(--g200); border-radius:14px; overflow:hidden; box-shadow:0 4px 14px rgba(26,26,26,.04);}
.doc .qa-item summary{
  list-style:none; cursor:pointer; display:flex; align-items:flex-start; gap:12px;
  padding:16px 18px; font-weight:800; font-size:clamp(13.5px,2vw,15px); line-height:1.7; color:var(--ink);
}
.doc .qa-item summary::-webkit-details-marker{display:none;}
.doc .qa-item summary .q{
  font-family:var(--font-en); font-weight:800; color:var(--y800); flex:none;
  width:1.7em; height:1.7em; border-radius:8px; background:var(--y50); border:1px solid var(--y300);
  display:flex; align-items:center; justify-content:center; font-size:.9em;
}
.doc .qa-item summary .qt{flex:1;}
.doc .qa-item summary .arw{margin-left:auto; color:var(--y800); font-weight:900; transition:transform .25s ease; flex:none;}
.doc .qa-item[open] summary .arw{transform:rotate(180deg);}
.doc .qa-item .a{padding:0 18px 16px calc(18px + 1.7em + 12px); font-size:clamp(13px,1.9vw,14.5px); color:var(--g700); line-height:1.95;}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation:none !important; transition:none !important;}
  .rv{opacity:1; transform:none;}
}