/* ==========================================================================
   国際大山空手道連盟 公式サイト
   1ファイル完結（外部サーバーへの読み込みは一切ありません）
   写真は images/ フォルダに置いています
   ========================================================================== */

:root{
  --navy:      #0d2c66;   /* 連盟カラー（紺） */
  --navy-dark: #071c42;
  --navy-soft: #eef2fa;   /* 淡い紺（背景） */
  --gold:      #c99a1e;   /* 金 */
  --gold-soft: #f7edd2;
  --red:       #c1272d;   /* アクセント（申込ボタン） */
  --red-dark:  #a01f24;
  --cream:     #fdfaf5;   /* ベース背景 */
  --ink:       #23282f;   /* 本文 */
  --ink-soft:  #5c646f;   /* 補助文字 */
  --line:      #e6e0d6;
  --shadow:    0 4px 20px rgba(13,44,102,.08);
  --shadow-lg: 0 12px 40px rgba(13,44,102,.14);
  --maxw: 1120px;
  --mincho:"Yu Mincho","游明朝体","YuMincho","Hiragino Mincho ProN","ヒラギノ明朝 ProN W3","MS PMincho",serif;
  --gothic:"Hiragino Sans","ヒラギノ角ゴシック","Hiragino Kaku Gothic ProN","Yu Gothic","游ゴシック体",YuGothic,"Noto Sans JP",system-ui,sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; scroll-padding-top:78px; -webkit-text-size-adjust:100%; }
body{
  margin:0; background:var(--cream); color:var(--ink);
  font-family:var(--gothic); font-size:16px; line-height:1.95; letter-spacing:.02em;
  overflow-x:hidden; -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:var(--navy); }

/* ---------- 共通 ---------- */
.wrap{ width:100%; max-width:var(--maxw); margin-inline:auto; padding-inline:24px; }
.section{ padding:88px 0; }
.section--soft{ background:var(--navy-soft); }
.section--white{ background:#fff; }
@media(max-width:768px){ .section{ padding:60px 0; } }

.sec-head{ text-align:center; margin-bottom:48px; }
.sec-head .en{
  display:block; font-size:11.5px; letter-spacing:.3em; color:var(--gold);
  font-weight:700; text-transform:uppercase; margin-bottom:10px;
}
.sec-head h2{
  font-family:var(--mincho); font-size:clamp(26px,4.6vw,38px); font-weight:600;
  margin:0; letter-spacing:.1em; line-height:1.45; color:var(--navy);
}
.sec-head h2::after{
  content:""; display:block; width:44px; height:3px; border-radius:3px;
  margin:18px auto 0; background:var(--gold);
}
.sec-head .lead{ color:var(--ink-soft); font-size:15px; max-width:700px; margin:18px auto 0; }

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  padding:16px 32px; border-radius:100px; font-weight:700; font-size:15px;
  letter-spacing:.06em; text-decoration:none; border:2px solid transparent; cursor:pointer;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.btn--primary{ background:var(--red); color:#fff; box-shadow:0 6px 18px rgba(193,39,45,.28); }
.btn--primary:hover{ background:var(--red-dark); transform:translateY(-2px); box-shadow:0 10px 26px rgba(193,39,45,.34); }
.btn--navy{ background:var(--navy); color:#fff; box-shadow:0 6px 18px rgba(13,44,102,.24); }
.btn--navy:hover{ background:var(--navy-dark); transform:translateY(-2px); }
.btn--outline{ border-color:#fff; color:#fff; background:rgba(255,255,255,.1); }
.btn--outline:hover{ background:#fff; color:var(--navy); transform:translateY(-2px); }
.btn--lg{ padding:18px 42px; font-size:16.5px; }

/* ---------- ヘッダー ---------- */
.header{
  position:fixed; inset:0 0 auto 0; z-index:100; height:78px; display:flex; align-items:center;
  background:rgba(253,250,245,.72); backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent; transition:background .3s, border-color .3s, box-shadow .3s;
}
.header.is-scrolled{ background:rgba(255,255,255,.96); border-bottom-color:var(--line); box-shadow:0 2px 14px rgba(13,44,102,.06); }
.header .wrap{ display:flex; align-items:center; justify-content:space-between; gap:16px; }

.logo{ display:flex; align-items:center; gap:11px; text-decoration:none; color:var(--navy); }
/* 連盟の紋章。黒い紋章なので、どの背景でも読めるよう白い丸の中に置く */
.logo__mark{
  width:46px; height:46px; flex:none; border-radius:50%; background:#fff;
  display:block; padding:2px; object-fit:contain;
  box-shadow:0 1px 5px rgba(13,44,102,.16);
}
.logo__text{ font-family:var(--mincho); font-size:18px; font-weight:600; letter-spacing:.1em; line-height:1.3; white-space:nowrap; }
.logo__text small{ display:block; font-family:var(--gothic); font-size:8.5px; letter-spacing:.16em; color:var(--ink-soft); font-weight:600; margin-top:2px; }
@media(max-width:430px){
  .logo__mark{ width:42px; height:42px; }
  .logo__text{ font-size:15.5px; }
  .logo__text small{ font-size:7.5px; letter-spacing:.1em; }
}

.nav{ display:flex; align-items:center; gap:19px; }
.nav a{ text-decoration:none; color:var(--ink); font-size:13px; font-weight:600; letter-spacing:.01em; padding:6px 0; position:relative; white-space:nowrap; }
.nav a::after{ content:""; position:absolute; left:0; bottom:0; width:0; height:2px; background:var(--gold); border-radius:2px; transition:width .25s; }
.nav a:hover{ color:var(--navy); }
.nav a:hover::after{ width:100%; }
.nav .btn{ padding:11px 20px; font-size:13px; }
.nav .btn::after{ display:none; }

.burger{ display:none; width:44px; height:44px; background:none; border:0; cursor:pointer; padding:12px 10px; flex-direction:column; justify-content:space-between; }
.burger span{ display:block; height:2.5px; background:var(--navy); border-radius:3px; transition:transform .3s, opacity .2s; }
.burger.is-open span:nth-child(1){ transform:translateY(8.5px) rotate(45deg); }
.burger.is-open span:nth-child(2){ opacity:0; }
.burger.is-open span:nth-child(3){ transform:translateY(-8.5px) rotate(-45deg); }

@media(max-width:1160px){
  .burger{ display:flex; }
  .nav{
    position:fixed; inset:78px 0 auto 0; flex-direction:column; gap:0; background:#fff;
    border-bottom:1px solid var(--line); box-shadow:0 12px 24px rgba(13,44,102,.1);
    max-height:0; overflow:hidden; transition:max-height .35s ease;
  }
  .nav.is-open{ max-height:82vh; overflow-y:auto; }
  .nav a{ width:100%; text-align:center; padding:17px 0; border-top:1px solid var(--line); font-size:15px; }
  .nav a::after{ display:none; }
  .nav .btn{ width:auto; margin:16px auto 24px; padding:15px 32px; font-size:15px; border-top:0; }
}

/* ---------- ヒーロー ---------- */
.hero{ position:relative; min-height:min(100svh,760px); display:flex; align-items:flex-end; padding:120px 0 56px; overflow:hidden; }
.hero__bg{ position:absolute; inset:0; z-index:0; }
.hero__bg img{ width:100%; height:100%; object-fit:cover; object-position:center 38%; }
.hero__bg::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(7,28,66,.62) 0%, rgba(7,28,66,.30) 34%, rgba(7,28,66,.72) 78%, rgba(7,28,66,.92) 100%);
}
.hero .wrap{ position:relative; z-index:1; }
.hero__badge{
  display:inline-flex; align-items:center; gap:9px; margin-bottom:20px;
  background:var(--gold); color:#3a2a04; font-size:12.5px; font-weight:800; letter-spacing:.08em;
  padding:8px 18px; border-radius:100px; box-shadow:0 4px 14px rgba(0,0,0,.2);
}
.hero__badge::before{ content:""; width:7px; height:7px; border-radius:50%; background:#3a2a04; animation:pulse 2.2s ease-in-out infinite; }
@keyframes pulse{ 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.3;transform:scale(.7)} }

.hero h1{
  font-family:var(--mincho); color:#fff; font-weight:600; margin:0 0 20px;
  font-size:clamp(30px,6vw,60px); line-height:1.35; letter-spacing:.08em;
  text-shadow:0 2px 20px rgba(0,0,0,.45);
}
.hero h1 .gold{ color:#f4d67a; }
.hero__lead{
  color:#f1f4fa; font-size:clamp(14.5px,1.8vw,17px); line-height:2; max-width:620px; margin:0 0 32px;
  text-shadow:0 1px 12px rgba(0,0,0,.5);
}
.hero__cta{ display:flex; flex-wrap:wrap; gap:14px; }

/* ヒーロー下の帯 */
.hero-bar{ background:var(--navy); color:#fff; }
.hero-bar .wrap{ display:grid; grid-template-columns:repeat(3,1fr); gap:0; }
.hero-bar div{ padding:22px 16px; text-align:center; border-right:1px solid rgba(255,255,255,.16); }
.hero-bar div:last-child{ border-right:0; }
.hero-bar strong{ display:block; font-family:var(--mincho); font-size:20px; color:#f4d67a; letter-spacing:.08em; margin-bottom:2px; }
.hero-bar span{ font-size:12.5px; color:#c9d4e8; }
@media(max-width:600px){
  .hero-bar .wrap{ grid-template-columns:1fr; padding-inline:0; }
  .hero-bar div{ border-right:0; border-bottom:1px solid rgba(255,255,255,.16); padding:16px; display:flex; align-items:baseline; justify-content:center; gap:12px; }
  .hero-bar div:last-child{ border-bottom:0; }
  .hero-bar strong{ margin-bottom:0; }
}

/* ---------- 3つの安心 ---------- */
.points{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.point{
  background:#fff; border-radius:18px; padding:34px 28px; text-align:center;
  box-shadow:var(--shadow); border:1px solid var(--line);
  transition:transform .3s ease, box-shadow .3s ease;
}
.point:hover{ transform:translateY(-6px); box-shadow:var(--shadow-lg); }
.point__icon{
  width:66px; height:66px; margin:0 auto 18px; border-radius:50%;
  background:var(--gold-soft); display:grid; place-items:center; color:var(--gold);
}
.point h3{ font-family:var(--mincho); font-size:20px; color:var(--navy); margin:0 0 10px; letter-spacing:.06em; font-weight:600; }
.point p{ font-size:14.5px; color:var(--ink-soft); margin:0; }
@media(max-width:820px){ .points{ grid-template-columns:1fr; } }

/* ---------- 理念（2カラム） ---------- */
.split{ display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center; }
.split--rev .split__media{ order:2; }
.split__media img{ width:100%; border-radius:18px; box-shadow:var(--shadow-lg); }
.split__body h3{ font-family:var(--mincho); font-size:clamp(21px,3vw,28px); color:var(--navy); margin:0 0 20px; letter-spacing:.08em; line-height:1.6; font-weight:600; }
.split__body p{ color:#3f4650; margin:0 0 18px; font-size:15.5px; }
.split__body p:last-child{ margin-bottom:0; }
.quote{
  font-family:var(--mincho); font-size:clamp(20px,3.2vw,27px); color:var(--navy);
  border-left:4px solid var(--gold); padding:4px 0 4px 20px; margin:0 0 24px; letter-spacing:.08em; line-height:1.7;
}
@media(max-width:880px){
  .split{ grid-template-columns:1fr; gap:32px; }
  .split--rev .split__media{ order:0; }
}

/* ---------- 稽古体系 ---------- */
.keiko{ display:grid; grid-template-columns:repeat(2,1fr); gap:26px; }
.keiko__item{
  background:#fff; border:1px solid var(--line); border-radius:18px; overflow:hidden;
  box-shadow:var(--shadow); display:flex; flex-direction:column;
  transition:transform .3s ease, box-shadow .3s ease;
}
.keiko__item:hover{ transform:translateY(-5px); box-shadow:var(--shadow-lg); }
.keiko__item img{ width:100%; height:190px; object-fit:cover; }
.keiko__txt{ padding:26px 28px 30px; }
.keiko__txt h3{
  font-family:var(--mincho); font-size:21px; color:var(--navy); margin:0 0 12px; letter-spacing:.08em; font-weight:600;
  display:flex; align-items:center; gap:10px;
}
.keiko__txt h3::before{ content:""; width:9px; height:9px; border-radius:50%; background:var(--gold); flex:none; }
.keiko__txt p{ font-size:14.5px; color:var(--ink-soft); margin:0; }
@media(max-width:820px){ .keiko{ grid-template-columns:1fr; } }

/* ---------- 写真ギャラリー ---------- */
.gallery{ display:grid; grid-template-columns:repeat(4,1fr); gap:12px; }
.gallery figure{ margin:0; border-radius:14px; overflow:hidden; box-shadow:var(--shadow); background:#fff; }
.gallery img{ width:100%; aspect-ratio:4/3; object-fit:cover; transition:transform .5s ease; }
.gallery figure:hover img{ transform:scale(1.06); }
@media(max-width:900px){ .gallery{ grid-template-columns:repeat(2,1fr); } }

/* ---------- クラス／入門案内 ---------- */
.classes{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-bottom:44px; }
.class-card{
  background:#fff; border:1px solid var(--line); border-left:5px solid var(--navy);
  border-radius:14px; padding:28px 30px; box-shadow:var(--shadow);
}
.class-card--sub{ border-left-color:var(--gold); }
.class-card h3{ font-family:var(--mincho); font-size:21px; color:var(--navy); margin:0 0 6px; letter-spacing:.08em; font-weight:600; }
.class-card .age{ display:inline-block; font-size:12px; font-weight:700; color:var(--gold); letter-spacing:.08em; margin-bottom:12px; }
.class-card p{ font-size:14.5px; color:var(--ink-soft); margin:0; }
@media(max-width:820px){ .classes{ grid-template-columns:1fr; } }

/* 帯の色 */
.belts{ background:#fff; border:1px solid var(--line); border-radius:18px; padding:32px; box-shadow:var(--shadow); }
.belts h3{ font-family:var(--mincho); font-size:20px; color:var(--navy); margin:0 0 8px; letter-spacing:.08em; text-align:center; font-weight:600; }
.belts > p{ text-align:center; font-size:14px; color:var(--ink-soft); margin:0 0 26px; }
.belt-list{ list-style:none; padding:0; margin:0; display:grid; grid-template-columns:repeat(5,1fr); gap:14px; }
.belt-list li{ text-align:center; font-size:13px; color:var(--ink-soft); }
.belt-list .bar{ height:14px; border-radius:100px; margin-bottom:8px; border:1px solid rgba(0,0,0,.14); position:relative; }
.belt-list .bar.line::after{ content:""; position:absolute; left:12%; right:12%; top:50%; height:3px; margin-top:-1.5px; background:#fff; border-radius:3px; }
.belt-list strong{ display:block; color:var(--ink); font-size:14px; font-weight:700; }
@media(max-width:760px){ .belt-list{ grid-template-columns:repeat(2,1fr); } }

/* ---------- 活動内容 ---------- */
.events{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.event{ background:#fff; border:1px solid var(--line); border-radius:16px; padding:26px 26px 28px; box-shadow:var(--shadow); }
.event .tag{ display:inline-block; background:var(--navy-soft); color:var(--navy); font-size:11.5px; font-weight:700; letter-spacing:.08em; padding:4px 12px; border-radius:100px; margin-bottom:12px; }
.event h3{ font-family:var(--mincho); font-size:19px; color:var(--navy); margin:0 0 10px; letter-spacing:.06em; font-weight:600; }
.event p{ font-size:14px; color:var(--ink-soft); margin:0; }
@media(max-width:900px){ .events{ grid-template-columns:1fr; } }

/* ---------- 生徒の声 ---------- */
.voices{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.voice{
  background:#fff; border-radius:18px; padding:30px 28px; box-shadow:var(--shadow);
  border:1px solid var(--line); position:relative;
}
.voice::before{
  content:"“"; position:absolute; top:6px; right:22px;
  font-family:var(--mincho); font-size:72px; color:var(--gold-soft); line-height:1;
}
.voice h3{ font-size:16px; color:var(--navy); margin:0 0 14px; font-weight:700; position:relative; }
.voice p{ font-size:14px; color:#40474f; margin:0 0 16px; line-height:1.95; position:relative; }
.voice p:last-child{ margin-bottom:0; }
@media(max-width:900px){ .voices{ grid-template-columns:1fr; } }

/* ---------- 師範紹介 ---------- */
.masters{ display:grid; grid-template-columns:repeat(2,1fr); gap:32px; }
.master{ background:#fff; border:1px solid var(--line); border-radius:18px; overflow:hidden; box-shadow:var(--shadow); display:grid; grid-template-columns:200px 1fr; }
.master img{ width:100%; height:100%; object-fit:cover; background:#111; }
.master__txt{ padding:28px 28px 30px; }
.master__role{ font-size:11.5px; font-weight:800; letter-spacing:.16em; color:var(--gold); margin-bottom:6px; }
/* 現在の連盟代表であることを示すバッジ */
.master__badge{
  display:inline-block; background:var(--navy); color:#fff; font-size:10.5px; font-weight:800;
  letter-spacing:.1em; padding:3px 11px; border-radius:100px; margin-left:9px; vertical-align:1px;
}
.master__txt h3{ font-family:var(--mincho); font-size:26px; color:var(--navy); margin:0 0 14px; letter-spacing:.14em; font-weight:600; }
.master__txt p{ font-size:13.5px; color:var(--ink-soft); margin:0; line-height:1.95; }
@media(max-width:1000px){ .masters{ grid-template-columns:1fr; } }
@media(max-width:520px){ .master{ grid-template-columns:1fr; } .master img{ height:280px; object-position:center 20%; } }

/* ---------- 道場一覧 ---------- */
.table-scroll{ overflow-x:auto; background:#fff; border:1px solid var(--line); border-radius:16px; box-shadow:var(--shadow); -webkit-overflow-scrolling:touch; }
table{ width:100%; min-width:520px; border-collapse:collapse; font-size:14.5px; }
th,td{ padding:15px 18px; text-align:left; border-bottom:1px solid var(--line); }
thead th{ background:var(--navy); color:#fff; font-weight:700; font-size:13px; letter-spacing:.08em; white-space:nowrap; }
thead th:first-child{ border-radius:0; }
tbody tr:last-child td{ border-bottom:0; }
tbody tr:nth-child(even){ background:#fbfcfe; }
td.pref{ white-space:nowrap; color:var(--ink-soft); font-size:13.5px; }
td.dojo{ font-weight:700; color:var(--navy); }
.table-note{ font-size:13.5px; color:var(--ink-soft); margin:16px 0 0; text-align:center; }
/* 表がすぐ上にあるときだけ、スマホでスクロールの案内を出す */
@media(max-width:640px){ .table-scroll + .table-note::before{ content:"※表は横にスクロールできます　"; color:var(--gold); font-weight:700; } }

/* ---------- FAQ ---------- */
.faq{ max-width:840px; margin-inline:auto; }
.faq details{ background:#fff; border:1px solid var(--line); border-radius:14px; margin-bottom:12px; box-shadow:var(--shadow); overflow:hidden; }
.faq summary{ padding:20px 56px 20px 22px; cursor:pointer; font-weight:700; font-size:15.5px; list-style:none; position:relative; color:var(--navy); line-height:1.7; }
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::before{ content:"Q"; display:inline-grid; place-items:center; width:24px; height:24px; border-radius:50%; background:var(--navy); color:#fff; font-size:12px; margin-right:11px; vertical-align:-5px; }
.faq summary::after{ content:""; position:absolute; right:24px; top:26px; width:10px; height:10px; border-right:2.5px solid var(--gold); border-bottom:2.5px solid var(--gold); transform:rotate(45deg); transition:transform .25s; }
.faq details[open] summary::after{ transform:rotate(-135deg); top:30px; }
.faq .answer{ padding:0 22px 22px 57px; font-size:14.5px; color:#454c56; }
@media(max-width:520px){ .faq .answer{ padding-left:22px; } }

/* ---------- お問い合わせ ---------- */
.cta{ position:relative; overflow:hidden; background:var(--navy-dark); color:#fff; padding:88px 0; }
.cta__bg{ position:absolute; inset:0; z-index:0; }
.cta__bg img{ width:100%; height:100%; object-fit:cover; opacity:.30; }
.cta__bg::after{ content:""; position:absolute; inset:0; background:linear-gradient(180deg,rgba(7,28,66,.72),rgba(7,28,66,.42) 45%,rgba(7,28,66,.78)); }
.cta .wrap{ position:relative; z-index:1; text-align:center; }
.cta h2{ font-family:var(--mincho); font-size:clamp(24px,4.4vw,36px); letter-spacing:.1em; margin:0 0 18px; font-weight:600; line-height:1.5; }
.cta h2 .gold{ color:#f4d67a; }
.cta > .wrap > p{ color:#dbe3f0; max-width:640px; margin:0 auto 36px; font-size:15.5px; }
.contact-card{
  background:rgba(255,255,255,.97); color:var(--ink); border-radius:20px; padding:34px 32px;
  max-width:620px; margin:0 auto 30px; text-align:left; box-shadow:0 16px 44px rgba(0,0,0,.3);
}
.contact-card h3{ font-family:var(--mincho); font-size:19px; color:var(--navy); margin:0 0 18px; letter-spacing:.08em; text-align:center; font-weight:600; }
.contact-card dl{ margin:0 0 22px; display:grid; grid-template-columns:auto 1fr; gap:10px 18px; font-size:14.5px; }
.contact-card dt{ color:var(--gold); font-weight:700; white-space:nowrap; }
.contact-card dd{ margin:0; color:#3f4650; }
.contact-card .tel{ display:block; text-align:center; font-family:var(--mincho); font-size:34px; color:var(--navy); text-decoration:none; letter-spacing:.04em; line-height:1.2; }
.contact-card .tel:hover{ color:var(--red); }
.contact-card .tel small{ display:block; font-family:var(--gothic); font-size:12.5px; color:var(--ink-soft); letter-spacing:.08em; margin-top:6px; }
.cta__buttons{ display:flex; flex-wrap:wrap; gap:14px; justify-content:center; }
@media(max-width:520px){ .contact-card{ padding:26px 20px; } .contact-card dl{ grid-template-columns:1fr; gap:2px 0; } .contact-card dd{ margin-bottom:10px; } }

/* ---------- フッター ---------- */
.footer{ background:var(--navy); color:#c9d4e8; padding:56px 0 26px; font-size:13.5px; }
.footer__top{ display:flex; flex-wrap:wrap; gap:36px; justify-content:space-between; margin-bottom:40px; }
.footer .logo{ color:#fff; }
.footer .logo__text small{ color:#9fb2d4; }
.footer__brand{ max-width:330px; }
.footer__brand p{ margin:16px 0 0; color:#a8b8d4; font-size:13px; }
.footer__nav{ display:flex; flex-wrap:wrap; gap:38px; }
.footer__col h4{ font-size:11.5px; letter-spacing:.16em; color:#f4d67a; margin:0 0 14px; font-weight:800; }
.footer__col ul{ list-style:none; padding:0; margin:0; display:grid; gap:10px; }
.footer__col a{ color:#c9d4e8; text-decoration:none; font-size:13px; }
.footer__col a:hover{ color:#fff; text-decoration:underline; }
.footer__bottom{ border-top:1px solid rgba(255,255,255,.16); padding-top:20px; display:flex; flex-wrap:wrap; gap:10px; justify-content:space-between; align-items:center; }
.footer__bottom small{ font-size:11.5px; color:#8fa2c4; letter-spacing:.04em; }

/* ---------- トップへ ---------- */
.totop{
  position:fixed; right:18px; bottom:18px; z-index:90; width:50px; height:50px; border-radius:50%;
  border:0; background:var(--navy); color:#fff; display:grid; place-items:center; cursor:pointer;
  box-shadow:0 6px 18px rgba(13,44,102,.3);
  opacity:0; visibility:hidden; transform:translateY(12px); transition:opacity .3s, transform .3s, visibility .3s, background .2s;
}
.totop.is-visible{ opacity:1; visibility:visible; transform:none; }
.totop:hover{ background:var(--red); }

/* ---------- 表示アニメーション ---------- */
.reveal{ opacity:0; transform:translateY(24px); transition:opacity .7s ease, transform .7s ease; }
.reveal.is-shown{ opacity:1; transform:none; }
@media(prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  .reveal{ opacity:1; transform:none; transition:none; }
  *,*::before,*::after{ animation:none !important; transition:none !important; }
}

/* ---------- アクセシビリティ ---------- */
a:focus-visible,button:focus-visible,summary:focus-visible{ outline:3px solid var(--gold); outline-offset:3px; }
.skip-link{ position:absolute; left:-9999px; top:0; z-index:200; background:var(--gold); color:#3a2a04; padding:12px 20px; font-weight:700; }
.skip-link:focus{ left:0; }
.sr-only{ position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }

/* ==========================================================================
   支部ページ（dojo/*.html）用のスタイル
   ========================================================================== */

/* パンくず */
.crumb{ background:var(--navy-soft); border-bottom:1px solid var(--line); padding:14px 0; margin-top:78px; }
.crumb ol{ list-style:none; margin:0; padding:0; display:flex; flex-wrap:wrap; gap:8px; font-size:12.5px; color:var(--ink-soft); }
.crumb li::after{ content:"›"; margin-left:8px; color:#a9b3c4; }
.crumb li:last-child::after{ display:none; }
.crumb a{ color:var(--navy); text-decoration:none; }
.crumb a:hover{ text-decoration:underline; }

/* 支部ページの見出し */
.dojo-head{ padding:52px 0 44px; background:linear-gradient(180deg,var(--navy-soft),var(--cream)); }
.dojo-head .pref{
  display:inline-block; background:var(--navy); color:#fff; font-size:12px; font-weight:700;
  letter-spacing:.1em; padding:5px 15px; border-radius:100px; margin-bottom:16px;
}
.dojo-head h1{
  font-family:var(--mincho); font-size:clamp(27px,5vw,44px); color:var(--navy);
  margin:0 0 14px; letter-spacing:.08em; line-height:1.4; font-weight:600;
}
.dojo-head .sub{ color:var(--ink-soft); font-size:15px; margin:0; }
.dojo-head .sub strong{ color:var(--ink); }

/* 基本情報 */
.dojo-info{ background:#fff; border:1px solid var(--line); border-radius:18px; box-shadow:var(--shadow); overflow:hidden; }
.dojo-info dl{ margin:0; display:grid; grid-template-columns:130px 1fr; }
.dojo-info dt{
  background:var(--navy-soft); color:var(--navy); font-weight:700; font-size:13.5px;
  padding:16px 20px; border-bottom:1px solid var(--line); display:flex; align-items:center;
}
.dojo-info dd{ margin:0; padding:16px 22px; border-bottom:1px solid var(--line); font-size:14.5px; color:#3f4650; }
.dojo-info dt:last-of-type,.dojo-info dd:last-of-type{ border-bottom:0; }
.dojo-info a{ color:var(--navy); text-decoration:underline; text-underline-offset:3px; word-break:break-all; }
.dojo-info a:hover{ color:var(--red); }
.dojo-info .tel-big{ font-family:var(--mincho); font-size:23px; letter-spacing:.03em; text-decoration:none; }
@media(max-width:600px){
  .dojo-info dl{ grid-template-columns:1fr; }
  .dojo-info dt{ padding:10px 18px; border-bottom:0; font-size:12.5px; }
  .dojo-info dd{ padding:0 18px 16px; }
}

/* 支部からのひとこと */
.dojo-lead{
  background:var(--gold-soft); border-radius:18px; padding:30px 34px; margin-top:26px;
  font-size:15.5px; line-height:2.05; color:#4a4128;
}
.dojo-lead p{ margin:0 0 14px; }
.dojo-lead p:last-child{ margin:0; }

/* 指導者 */
.teacher{ display:grid; grid-template-columns:180px 1fr; gap:30px; align-items:start; }
.teacher__photo{ border-radius:14px; overflow:hidden; box-shadow:var(--shadow); background:var(--navy-soft); }
.teacher__photo img{ width:100%; aspect-ratio:105/140; object-fit:cover; }
.teacher__name{ font-family:var(--mincho); font-size:24px; color:var(--navy); margin:0 0 16px; letter-spacing:.1em; font-weight:600; }
.teacher__body p{ font-size:14.5px; color:#3f4650; margin:0 0 14px; line-height:2; }
.teacher__body p:last-child{ margin:0; }
.teacher__record{ list-style:none; margin:18px 0 0; padding:0; display:grid; gap:9px; }
.teacher__record li{ position:relative; padding-left:24px; font-size:14px; color:var(--ink-soft); }
.teacher__record li::before{
  content:""; position:absolute; left:0; top:.78em; width:12px; height:2px; background:var(--gold);
}
@media(max-width:700px){
  .teacher{ grid-template-columns:1fr; gap:22px; }
  .teacher__photo{ max-width:200px; }
}

/* 稽古スケジュール */
.sched + .sched{ margin-top:34px; }
.sched__name{
  font-family:var(--mincho); font-size:19px; color:var(--navy); margin:0 0 14px;
  letter-spacing:.06em; font-weight:600; display:flex; align-items:center; gap:10px;
}
.sched__name::before{ content:""; width:8px; height:8px; border-radius:50%; background:var(--gold); flex:none; }
.sched table{ min-width:460px; }
.sched td.day{ font-weight:700; color:var(--navy); white-space:nowrap; background:#fbfcfe; }
.sched td.time{ white-space:nowrap; font-variant-numeric:tabular-nums; }
.sched td.rest{ color:#9aa2ae; }
.sched-note{ list-style:none; margin:20px 0 0; padding:0; display:grid; gap:11px; }
.sched-note li{ position:relative; padding-left:22px; font-size:14px; color:var(--ink-soft); line-height:1.9; }
.sched-note li::before{ content:"・"; position:absolute; left:2px; top:0; color:var(--gold); font-weight:700; }
.sched-caution{
  margin-top:22px; background:#fff8e8; border:1px solid #efdcae; border-radius:12px;
  padding:16px 20px; font-size:13.5px; color:#6b5a2a; line-height:1.9;
}
.sched-caution strong{ color:#8a6d18; }

/* 写真 */
.dojo-photos{ display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:16px; }
.dojo-photos figure{ margin:0; }
.dojo-photos img{ width:100%; aspect-ratio:4/3; object-fit:cover; border-radius:14px; box-shadow:var(--shadow); }
.dojo-photos figcaption{ font-size:13px; color:var(--ink-soft); margin-top:10px; line-height:1.8; }

/* 支部ページ内の問い合わせ */
.dojo-cta{ background:var(--navy); color:#fff; border-radius:20px; padding:40px 36px; text-align:center; }
.dojo-cta h2{ font-family:var(--mincho); font-size:clamp(21px,3.6vw,28px); margin:0 0 12px; letter-spacing:.08em; font-weight:600; }
.dojo-cta p{ color:#c9d4e8; font-size:14.5px; margin:0 auto 26px; max-width:560px; }
.dojo-cta .tel{
  display:block; font-family:var(--mincho); font-size:clamp(28px,5vw,38px); color:#fff;
  text-decoration:none; letter-spacing:.04em; margin-bottom:8px;
}
.dojo-cta .tel:hover{ color:#f4d67a; }
.dojo-cta .tel small{ display:block; font-family:var(--gothic); font-size:12.5px; color:#a8b8d4; letter-spacing:.08em; margin-top:8px; }
.dojo-cta .btn{ margin-top:18px; }
@media(max-width:520px){ .dojo-cta{ padding:30px 20px; } }

/* 道場一覧ページ */
.dojo-area{ margin-bottom:52px; }
.dojo-area:last-child{ margin-bottom:0; }
.dojo-area > h2{
  font-family:var(--mincho); font-size:22px; color:var(--navy); letter-spacing:.1em; font-weight:600;
  margin:0 0 22px; padding-bottom:12px; border-bottom:2px solid var(--gold);
}
.dojo-cards{ display:grid; grid-template-columns:repeat(auto-fill,minmax(270px,1fr)); gap:20px; }
.dojo-card{
  display:block; background:#fff; border:1px solid var(--line); border-radius:16px; padding:24px 26px;
  box-shadow:var(--shadow); text-decoration:none; color:inherit;
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.dojo-card:hover{ transform:translateY(-5px); box-shadow:var(--shadow-lg); border-color:var(--gold); }
.dojo-card .pref{ font-size:11.5px; font-weight:700; letter-spacing:.12em; color:var(--gold); }
.dojo-card h3{ font-family:var(--mincho); font-size:20px; color:var(--navy); margin:6px 0 10px; letter-spacing:.06em; font-weight:600; }
.dojo-card p{ font-size:13.5px; color:var(--ink-soft); margin:0; }
.dojo-card .go{ display:inline-block; margin-top:14px; font-size:13px; font-weight:700; color:var(--red); }
.dojo-card .go::after{ content:" →"; }

/* トップページ 道場一覧の表内リンク */
td.dojo a{ color:var(--navy); text-decoration:none; border-bottom:1px solid transparent; }
td.dojo a:hover{ color:var(--red); border-bottom-color:currentColor; }

/* トップページ 道場一覧セクション（一覧ページへの案内） */
.branch-teaser{
  background:#fff; border:1px solid var(--line); border-radius:20px;
  padding:40px 32px; text-align:center; box-shadow:var(--shadow);
}
.branch-areas{
  list-style:none; margin:0 0 22px; padding:0;
  display:flex; flex-wrap:wrap; gap:10px; justify-content:center;
}
.branch-areas li{
  background:var(--navy-soft); color:var(--navy); font-size:13.5px; font-weight:700;
  letter-spacing:.04em; padding:8px 18px; border-radius:100px;
}
.branch-teaser > p{ color:var(--ink-soft); font-size:15px; margin:0 0 28px; }
@media(max-width:520px){ .branch-teaser{ padding:30px 20px; } }

/* 稽古スケジュール表：スマホでは横スクロールになるため案内を出す */
.sched-hint{ display:none; }
@media(max-width:640px){
  .sched-hint{ display:block; margin:10px 0 0; font-size:12.5px; color:var(--gold); font-weight:700; }
}