@charset "UTF-8";
/* 北九州教室（オンライン）トップページ専用デザイン v1 — 札幌月寒の型を流用 */
.ct-front{--ink:#15181d;--paper:#ffffff;--soft:#f3f6fa;--mute:#6a7480;--blue:#1577c1;--blue-d:#0d5390;--line:#e6e9ee;--night:#0e1116}
.ct-front *{box-sizing:border-box;margin:0;padding:0}
.ct-front{font-family:"Zen Kaku Gothic New",system-ui,sans-serif;color:var(--ink);background:var(--paper);line-height:1.95;font-weight:500;-webkit-font-smoothing:antialiased}
.ct-front img{display:block;max-width:100%}
.ct-front a{color:inherit;text-decoration:none}
.ct-front .wrap{max-width:1120px;margin:0 auto;padding:0 32px}
.ct-front .wrap.narrow{max-width:820px}
.ct-front .eng{font-family:"Inter",sans-serif;letter-spacing:.22em;font-weight:600}
.ct-front .reveal{opacity:0;transform:translateY(30px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1)}
.ct-front .reveal.in{opacity:1;transform:none}

/* header */
.ct-front .site-head{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.ct-front .site-head nav{display:flex;align-items:center;justify-content:space-between;height:78px}
.ct-front .logo{height:42px;width:auto}
.ct-front .links{display:flex;gap:30px;align-items:center;font-size:13.5px}
.ct-front .links a{color:#3c454f;transition:color .2s}
.ct-front .links a:hover{color:var(--blue)}
.ct-front .btn{display:inline-flex;align-items:center;gap:9px;background:var(--blue);color:#fff!important;padding:13px 26px;border-radius:6px;font-size:14px;font-weight:700;transition:transform .15s,background .2s}
.ct-front .btn:hover{background:var(--blue-d);transform:translateY(-2px);color:#fff!important}
.ct-front .btn.lg{padding:18px 40px;font-size:15.5px}
.ct-front .nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.ct-front .nav-toggle span{width:24px;height:2px;background:var(--ink);display:block;border-radius:2px;transition:.3s}
.ct-front .site-head.open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.ct-front .site-head.open .nav-toggle span:nth-child(2){opacity:0}
.ct-front .site-head.open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media(max-width:860px){
  .ct-front .nav-toggle{display:flex}
  .ct-front .site-head nav{position:relative}
  .ct-front .links{position:absolute;top:calc(100% + 1px);left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-top:1px solid var(--line);box-shadow:0 18px 34px -20px rgba(0,0,0,.35);max-height:0;overflow:hidden;transition:max-height .32s ease}
  .ct-front .site-head.open .links{max-height:80vh}
  .ct-front .links a:not(.btn){padding:17px 28px;border-bottom:1px solid var(--line);font-size:15px}
  .ct-front .links .btn{margin:18px 28px;justify-content:center}
}

/* hero */
.ct-front .hero{background:var(--night);color:#fff;position:relative;overflow:hidden;padding:150px 0 130px}
.ct-front .hero .eyebrow{font-size:12px;color:#5fa8e4;margin-bottom:34px}
.ct-front .hero h1{font-size:clamp(38px,6.4vw,82px);font-weight:900;line-height:1.34;letter-spacing:.02em;color:#fff}
.ct-front .hero h1 .b{color:#3b9bea}
.ct-front .hero .lead{margin-top:40px;color:#9aa6b3;font-size:17px;max-width:36em;line-height:2}
.ct-front .hero .cta-row{margin-top:48px;display:flex;gap:16px;flex-wrap:wrap}
.ct-front .hero .ghost{background:transparent;border:1px solid rgba(255,255,255,.3);color:#fff}
.ct-front .hero .ghost:hover{background:rgba(255,255,255,.08)}
.ct-front .hero .sublink{margin-top:24px;font-size:13px;color:#7a8794;line-height:1.9}
.ct-front .hero .wrap{position:relative;z-index:1}
.ct-front .heromark{position:absolute;right:-40px;bottom:-70px;width:min(50vw,520px);filter:brightness(0) invert(1);opacity:.08;pointer-events:none;user-select:none;z-index:0}
.ct-front .scrollcue{margin-top:64px;font-size:11px;color:#5a6571;letter-spacing:.2em}
@media(max-width:768px){.ct-front .heromark{display:none}}

.ct-front .sec{padding-top:120px;padding-bottom:120px}
.ct-front .lead-en{font-size:12px;color:var(--blue);margin-bottom:20px}
.ct-front .h2{font-size:clamp(27px,3.8vw,44px);font-weight:900;line-height:1.5;letter-spacing:.02em}
.ct-front .h2.c{text-align:center}
.ct-front .kicker{font-size:13px;letter-spacing:.06em;color:var(--blue);font-weight:700;margin-bottom:22px}
.ct-front .lede{font-size:clamp(20px,2.6vw,28px);font-weight:800;line-height:1.85;margin-bottom:28px}
.ct-front .ptext{color:#3a434d;font-size:16px;margin:16px 0;line-height:2.05}

/* problems */
.ct-front .prob{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:64px}
.ct-front .pcard{background:var(--soft);border-radius:12px;padding:38px 30px}
.ct-front .pcard .q{font-size:13px;font-weight:700;color:var(--blue);margin-bottom:14px}
.ct-front .pcard h3{font-size:19px;font-weight:900;line-height:1.6;margin-bottom:14px}
.ct-front .pcard p{color:#525c67;font-size:14.5px;line-height:1.95}
@media(max-width:820px){.ct-front .prob{grid-template-columns:1fr}}

/* instructor */
.ct-front .inst{background:var(--soft)}
.ct-front .inst .wrap{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
.ct-front .inst img{border-radius:10px;width:100%;aspect-ratio:4/5;object-fit:cover}
.ct-front .inst h2{font-size:clamp(25px,3.2vw,36px);font-weight:900;line-height:1.55;margin-bottom:24px}
.ct-front .inst p{color:#525c67;font-size:15.5px;margin-bottom:18px}
.ct-front .inst .name{font-size:13px;letter-spacing:.08em;color:#8b95a3;margin:26px 0 30px}
@media(max-width:860px){.ct-front .inst .wrap{grid-template-columns:1fr;gap:40px}.ct-front .inst img{max-width:420px;margin:0 auto}}

/* features */
.ct-front .feat{margin-top:64px;display:grid;gap:0}
.ct-front .frow{display:grid;grid-template-columns:120px 1fr;gap:40px;padding:44px 0;border-top:1px solid var(--line)}
.ct-front .frow:last-child{border-bottom:1px solid var(--line)}
.ct-front .frow .n{font-size:40px;font-weight:900;color:var(--blue);line-height:1}
.ct-front .frow h3{font-size:21px;font-weight:900;margin-bottom:14px}
.ct-front .frow p{color:#525c67;font-size:15.5px;max-width:42em}
@media(max-width:700px){.ct-front .frow{grid-template-columns:1fr;gap:14px;padding:34px 0}}

/* quote */
.ct-front .quote{background:var(--soft)}
.ct-front .quote .wrap{max-width:880px;text-align:center}
.ct-front .quote .mark{font-family:Georgia,serif;font-size:80px;color:var(--blue);line-height:.4;opacity:.5}
.ct-front .quote h2{font-size:clamp(22px,3vw,32px);font-weight:900;line-height:1.7;margin:18px 0 24px}
.ct-front .quote p{color:#3a434d;font-size:16px;line-height:2.1;margin:14px 0}

/* lesson format */
.ct-front .fmt{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:56px}
.ct-front .fcard{border:1px solid var(--line);border-radius:12px;padding:40px 36px}
.ct-front .fcard .ic{font-size:13px;font-weight:700;color:var(--blue);letter-spacing:.08em;margin-bottom:16px}
.ct-front .fcard h3{font-size:21px;font-weight:900;margin-bottom:14px}
.ct-front .fcard p{color:#525c67;font-size:15px;line-height:2}
@media(max-width:760px){.ct-front .fmt{grid-template-columns:1fr}}

/* band */
.ct-front .band{background:var(--blue);color:#fff;text-align:center;padding:120px 0}
.ct-front .band h2{font-size:clamp(27px,4vw,44px);font-weight:900;margin-bottom:20px;line-height:1.5;color:#fff}
.ct-front .band p{color:#d6e8f8;margin-bottom:42px;font-size:16px}
.ct-front .band .btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.ct-front .band .btn{background:#fff;color:#15181d!important;font-size:16px;padding:19px 44px}
.ct-front .band .btn:hover{background:#eef5fb;color:#15181d!important}
.ct-front .band .btn.alt{background:transparent;color:#fff!important;border:1px solid rgba(255,255,255,.65)}
.ct-front .band .btn.alt:hover{background:rgba(255,255,255,.12);color:#fff!important}
.ct-front .band .note{display:block;margin-top:20px;color:#cfe4f6;font-size:12.5px;letter-spacing:.02em;line-height:1.8}

/* footer */
.ct-front .site-foot{background:var(--night);color:#8b95a3;font-size:13px;padding:56px 0}
.ct-front .site-foot .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px;align-items:center}
.ct-front .site-foot .logo{height:38px;filter:brightness(0) invert(1);opacity:.82}

@media(max-width:560px){.ct-front .wrap{padding:0 24px}.ct-front .hero{padding:108px 0 88px}.ct-front .sec{padding-top:74px;padding-bottom:74px}.ct-front .band{padding:80px 0}}

/* Lenis */
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-smooth [data-lenis-prevent]{overscroll-behavior:contain}
.lenis.lenis-stopped{overflow:hidden}

/* ===== v2 追加：コンセプト/90%/導線カード/下層ページ ===== */
/* 90% スタッツ */
.ct-front .stat{background:var(--night);color:#fff;text-align:center}
.ct-front .stat .num{font-size:clamp(64px,12vw,140px);font-weight:900;color:#3b9bea;line-height:1}
.ct-front .stat .num span{font-size:.45em}
.ct-front .stat p{max-width:36em;margin:24px auto 0;color:#c3ccd6;font-size:16px;line-height:2}
.ct-front .stat .src{margin-top:14px;font-size:12px;color:#7b8694;letter-spacing:.06em}

/* 導線カード EXPLORE */
.ct-front .explore{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:56px}
.ct-front .ecard{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:14px;padding:32px 26px;background:#fff;transition:transform .2s,box-shadow .2s,border-color .2s}
.ct-front .ecard:hover{transform:translateY(-4px);box-shadow:0 22px 46px -28px rgba(13,15,18,.32);border-color:transparent}
.ct-front .ecard .en{font-size:11px;color:var(--blue);letter-spacing:.16em;font-weight:600}
.ct-front .ecard h3{font-size:18px;font-weight:900;margin:12px 0 8px}
.ct-front .ecard p{font-size:13px;color:#6a7480;line-height:1.9}
.ct-front .ecard .arrow{margin-top:auto;padding-top:16px;color:var(--blue);font-size:13px;font-weight:700}
@media(max-width:860px){.ct-front .explore{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.ct-front .explore{grid-template-columns:1fr}}

/* 下層ページ共通ヒーロー */
.ct-front .subhero{background:var(--night);color:#fff;padding:118px 0 66px;position:relative;overflow:hidden}
.ct-front .subhero .eyebrow{font-size:12px;color:#5fa8e4;margin-bottom:16px}
.ct-front .subhero h1{font-size:clamp(30px,4.6vw,52px);font-weight:900;line-height:1.42;color:#fff}
.ct-front .subhero p{margin-top:18px;color:#9aa6b3;font-size:15.5px;max-width:38em;line-height:2}
.ct-front .subhero .heromark{right:-40px;bottom:-70px;width:min(38vw,360px)}

/* 講師プロフィール */
.ct-front .pf{display:grid;grid-template-columns:.82fr 1.18fr;gap:56px;align-items:start}
.ct-front .pf img{border-radius:12px;width:100%;aspect-ratio:4/5;object-fit:cover}
.ct-front .pf .nm{font-size:clamp(30px,4vw,42px);font-weight:900;line-height:1.2}
.ct-front .pf .role{color:var(--mute);font-size:14px;margin:10px 0 26px}
.ct-front .meta{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.ct-front .meta>div{padding:20px 14px;text-align:center;border-right:1px solid var(--line)}
.ct-front .meta>div:last-child{border-right:0}
.ct-front .meta .k{font-size:11px;color:var(--mute);letter-spacing:.06em}
.ct-front .meta .v{font-size:17px;font-weight:900;margin-top:7px}
@media(max-width:820px){.ct-front .pf{grid-template-columns:1fr;gap:30px}.ct-front .pf img{max-width:380px}}
.ct-front .sh3{font-size:clamp(20px,2.6vw,26px);font-weight:900;margin:48px 0 14px;line-height:1.5}
.ct-front .sh3:first-child{margin-top:0}
.ct-front .artists{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:36px}
.ct-front .acard{background:var(--soft);border-radius:12px;padding:24px 26px}
.ct-front .acard h4{font-size:17px;font-weight:900;margin-bottom:8px}
.ct-front .acard p{font-size:13.5px;color:#525c67;line-height:1.9}
@media(max-width:600px){.ct-front .artists{grid-template-columns:1fr}}

/* 料金・コース */
.ct-front .ssub{font-size:13px;color:var(--blue);font-weight:700;margin-bottom:10px}
.ct-front .incl{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:8px}
.ct-front .ibox{background:var(--soft);border-radius:14px;padding:30px 32px}
.ct-front .ibox h4{font-size:13px;color:var(--blue);font-weight:700;letter-spacing:.06em;margin-bottom:14px}
.ct-front .ibox .big{font-size:26px;font-weight:900}
.ct-front .ibox .sm{font-size:12.5px;color:var(--mute);margin-top:8px}
.ct-front .ibox ul{margin:6px 0 0;padding-left:1.2em}
.ct-front .ibox li{font-size:15px;margin:9px 0;line-height:1.7}
@media(max-width:700px){.ct-front .incl{grid-template-columns:1fr}}
.ct-front .plans{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:44px}
.ct-front .plan{border:1px solid var(--line);border-radius:16px;padding:34px 28px;background:#fff;display:flex;flex-direction:column}
.ct-front .plan.feature{border-color:var(--blue);box-shadow:0 24px 50px -30px rgba(21,119,193,.45)}
.ct-front .plan .tag{font-size:12px;color:var(--mute);font-weight:700}
.ct-front .plan h3{font-size:22px;font-weight:900;margin:8px 0 4px}
.ct-front .plan .psub{font-size:13px;color:var(--mute);margin-bottom:18px}
.ct-front .plan .price{font-size:40px;font-weight:900;color:var(--ink);line-height:1}
.ct-front .plan .price small{font-size:14px;color:var(--mute);font-weight:500;margin-left:4px}
.ct-front .plan ul{list-style:none;margin:22px 0 0;padding:0}
.ct-front .plan li{font-size:14px;color:#3a434d;padding:11px 0 11px 26px;position:relative;line-height:1.65;border-top:1px solid var(--line)}
.ct-front .plan li:before{content:"✓";position:absolute;left:0;color:var(--blue);font-weight:900}
@media(max-width:860px){.ct-front .plans{grid-template-columns:1fr}}
.ct-front .duo{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:24px}
.ct-front .dcard{border:1px solid var(--line);border-radius:14px;padding:30px 30px;background:#fff}
.ct-front .dcard h3{font-size:20px;font-weight:900;margin-bottom:6px}
.ct-front .dcard .price{font-size:23px;font-weight:900;color:var(--blue);margin:10px 0}
.ct-front .dcard .price small{font-size:13px;color:var(--mute);font-weight:500}
.ct-front .dcard p{font-size:14px;color:#525c67;line-height:1.9}
.ct-front .dcard ul{margin:12px 0 0;padding-left:1.2em}
.ct-front .dcard li{font-size:13.5px;margin:7px 0;color:#3a434d;line-height:1.6}
@media(max-width:700px){.ct-front .duo{grid-template-columns:1fr}}
.ct-front .note-line{font-size:13.5px;color:var(--mute);line-height:1.9;margin-top:20px}

/* ===== v3 追加：ブログ／記事／本文（フォーム）整形 ===== */
.ct-front .blog-wrap{max-width:1040px;margin:0 auto;padding:80px 32px 104px}
.ct-front .blog-list{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.ct-front .post-card{display:block;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;transition:transform .2s,box-shadow .2s}
.ct-front .post-card:hover{transform:translateY(-4px);box-shadow:0 20px 44px -26px rgba(13,15,18,.3)}
.ct-front .post-card .thumb{aspect-ratio:16/10;background:var(--soft);overflow:hidden}
.ct-front .post-card .thumb img{width:100%;height:100%;object-fit:cover}
.ct-front .post-card .body{padding:22px 24px}
.ct-front .post-card .date{font-size:12px;color:#9aa3ad;letter-spacing:.06em}
.ct-front .post-card h3{font-size:18px;font-weight:900;line-height:1.6;margin:8px 0 10px;color:var(--ink)}
.ct-front .post-card p{font-size:14px;color:#56606c;line-height:1.9}
@media(max-width:700px){.ct-front .blog-list{grid-template-columns:1fr}}
.ct-front .pager{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:44px}
.ct-front .pager a,.ct-front .pager span{padding:11px 18px;min-width:44px;text-align:center;border:1px solid var(--line);border-radius:6px;font-size:14px;color:#3c454f;text-decoration:none}
.ct-front .pager .current{background:var(--blue);color:#fff;border-color:var(--blue)}
.ct-front .backlink{display:inline-block;margin-top:8px;color:var(--blue);font-size:14px;text-decoration:none}
.ct-front .backlink:hover{text-decoration:underline}

.ct-front .page-body{padding:70px 0 100px}
.ct-front .page-body>.wrap{max-width:820px}
.ct-front .page-body h2{font-size:clamp(23px,3.2vw,30px);font-weight:900;line-height:1.55;margin:54px 0 18px}
.ct-front .page-body h3{font-size:19px;font-weight:900;line-height:1.6;margin:36px 0 12px}
.ct-front .page-body p{font-size:16px;color:#2c333b;margin:18px 0;line-height:2.05}
.ct-front .page-body>.wrap>*:first-child{margin-top:0}
.ct-front .page-body a:not(.wp-block-button__link):not(.btn){color:var(--blue);text-decoration:underline;text-underline-offset:3px}
.ct-front .page-body ul,.ct-front .page-body ol{margin:18px 0;padding-left:1.3em}
.ct-front .page-body li{margin:9px 0;line-height:1.9}
.ct-front .page-body img{border-radius:10px;margin:24px 0}
.ct-front .page-body figure{margin:28px 0}
.ct-front .page-body .wp-block-image{margin:28px 0}
.ct-front .page-body table{width:100%;border-collapse:collapse;font-size:15px;margin:26px 0}
.ct-front .page-body th,.ct-front .page-body td{border:1px solid var(--line);padding:13px 16px;text-align:left}
.ct-front .page-body thead th{background:var(--soft);font-weight:700}
.ct-front .page-body iframe{max-width:100%}

/* ===== v4: SWELL基本フォント(Zen Maru Gothic)を上書きし、札幌と同じZen Kaku Gothic Newに固定 ===== */
.ct-front,
.ct-front h1,.ct-front h2,.ct-front h3,.ct-front h4,.ct-front h5,.ct-front h6,
.ct-front p,.ct-front a,.ct-front span,.ct-front div,.ct-front li,.ct-front ul,.ct-front ol,
.ct-front button,.ct-front input,.ct-front textarea,.ct-front select,
.ct-front td,.ct-front th,.ct-front small,.ct-front b,.ct-front strong,.ct-front em,.ct-front blockquote{
  font-family:"Zen Kaku Gothic New",system-ui,sans-serif !important;
}
.ct-front .eng,.ct-front .eng *{font-family:"Inter",sans-serif !important;}
.ct-front .quote .mark{font-family:Georgia,serif !important;}

/* ===== ブログ下層（プレビュー追加） ===== */
.ct-front .page-hero{background:var(--night);color:#fff;padding:118px 0 66px;position:relative;overflow:hidden}
.ct-front .page-hero .eyebrow{font-size:12px;color:#5fa8e4;margin-bottom:18px}
.ct-front .page-hero h1{font-size:clamp(28px,4.6vw,48px);font-weight:900;line-height:1.45;color:#fff}
.ct-front .empty{max-width:680px;margin:0 auto;padding:120px 32px;text-align:center}
.ct-front .empty .ic{color:#c4ccd6;margin-bottom:10px}
.ct-front .empty h2{font-size:22px;font-weight:900;margin-bottom:12px}
.ct-front .empty p{color:#6a7480;font-size:15px;line-height:1.95}