/* =====================================================================
   PISTA SCHOOL 新デザイン（方眼ノート版）だけのデザイン
   コンセプト：学びのノート（方眼紙、濃い藍色のインク、赤ペンの波線、時間割、黒板）
   動き：左からすっと出る／階段が1段ずつ上がる／カーソルが点滅する　3D：6つの力のキューブ
   ===================================================================== */
[data-biz="school"]{
  --paper:#f7f8fc;--paper-2:#e9ecf7;--white:#ffffff;--ink:#141a4d;--ink-2:#4a5078;
  --line:rgba(20,26,77,.16);--line-strong:#141a4d;--r:8px;
  --accent:#2b3bff;--red:#ff4d6d;--yellow:#ffe14d;--bd:2px solid #141a4d;
  --f-en:"Space Mono","Zen Kaku Gothic New",monospace;--f-logo:"Space Grotesk",sans-serif;
}
[data-biz="school"] body{background:linear-gradient(rgba(43,59,255,.07) 1px,transparent 1px) 0 0/100% 28px,linear-gradient(90deg,rgba(43,59,255,.07) 1px,transparent 1px) 0 0/28px 100%,#f7f8fc}
[data-biz="school"] .logo__name{font-family:"Orbitron",sans-serif}
/* 文字のロゴ「BE」：少し大きく、四角い枠で囲む */
[data-biz="school"] .logo__name{padding:5px 9px 4px;border:2px solid var(--ink);border-radius:4px;font-size:18px;letter-spacing:.1em;line-height:1}
[data-biz="school"] .header{background:rgba(247,248,252,.92);border-bottom:var(--bd)}
[data-biz="school"] .nav__list a::after{background:var(--red)}
[data-biz="school"] main{counter-reset:lesson}

/* 3Dの表示場所：準備ができたら .is-on が付いて表示される */
.fx3d{position:absolute;inset:0;opacity:0;transition:opacity 1.2s var(--ease);pointer-events:none}
.fx3d.is-on{opacity:1}
.fx3d canvas{display:block;width:100%;height:100%}

/* ---------- ボタン：四角く、線で囲む ---------- */
[data-biz="school"] .btn{border:var(--bd);border-radius:6px;letter-spacing:.08em}
[data-biz="school"] .btn__arrow{border-radius:4px}
[data-biz="school"] .btn--ink{background:var(--accent);color:#fff}
[data-biz="school"] .btn--ink:hover{background:var(--ink)}
[data-biz="school"] .btn--ghost{background:#fff}
[data-biz="school"] .btn--ghost:hover{background:var(--yellow);color:var(--ink)}
[data-biz="school"] .btn--sm::before{border-radius:0;background:var(--yellow)}

/* ---------- 赤ペンの波線（キーワード） ---------- */
[data-biz="school"] .grad{background:none;-webkit-background-clip:border-box;background-clip:border-box;color:var(--accent);
  text-decoration:underline wavy var(--red);text-decoration-thickness:.07em;text-underline-offset:.16em}

/* ---------- ヒーロー ---------- */
.sn-hero{position:relative;padding-block:clamp(32px,5vw,72px) clamp(40px,6vw,88px);border-bottom:var(--bd)}
.sn-hero__grid{display:grid;gap:clamp(28px,4vw,56px);align-items:center}
@media (min-width:960px){.sn-hero__grid{grid-template-columns:minmax(0,6fr) minmax(0,5fr)}}
.sn-hero__eyebrow{display:inline-flex;flex-wrap:wrap;align-items:center;gap:10px;font-weight:700;font-size:13px;letter-spacing:.06em}
.sn-hero__eyebrow b{padding:3px 10px;background:var(--ink);color:#fff;font-family:var(--f-en);font-size:12px;letter-spacing:.1em}
.sn-hero__eyebrow::after{content:"";width:9px;height:1.2em;background:var(--accent);animation:snCaret 1s steps(1) infinite}
@keyframes snCaret{50%{opacity:0}}
.sn-hero__title{margin-top:22px;font-size:clamp(31px,4.9vw,62px);font-weight:900;line-height:1.5;letter-spacing:.02em}
.sn-hero__lead{margin-top:22px;max-width:32em;padding-left:16px;border-left:4px solid var(--red);color:var(--ink-2)}
/* 3Dを入れる枠（リングノートの1ページ）。3Dが使えないときは、CSSの四角が代わりに回る */
.sn-hero__board{position:relative;aspect-ratio:1;border:var(--bd);border-radius:8px;background:#fff;box-shadow:8px 8px 0 rgba(20,26,77,.14);cursor:grab;touch-action:pan-y;overflow:hidden;
  background:radial-gradient(circle at 18px 50%,var(--paper) 0 5px,transparent 6px) 0 0/36px 44px repeat-y,linear-gradient(90deg,transparent 43px,rgba(255,77,109,.5) 43px 45px,transparent 45px),#fff}
.sn-hero__board:active{cursor:grabbing}
.sn-hero__board::after{content:"";position:absolute;left:50%;top:50%;width:34%;aspect-ratio:1;margin:-17% 0 0 -17%;border:var(--bd);background:var(--accent);animation:snSpin 9s linear infinite}
.sn-hero__board.has-3d::after{display:none}
@keyframes snSpin{to{transform:rotate(360deg)}}
.sn-hero__cap{position:absolute;right:12px;bottom:10px;font-size:11px;color:var(--ink-2);text-align:right;line-height:1.5}
.sn-hero__cap b{display:block;font-family:var(--f-en);font-size:11px;letter-spacing:.14em;color:var(--ink)}

/* ---------- 見出し：「LESSON 01」の札が自動で付く ---------- */
[data-biz="school"] .sec-head,[data-biz="school"] .cta{counter-increment:lesson}
[data-biz="school"] .sec-head__en{gap:12px;font-weight:700;font-size:12px;letter-spacing:.16em;color:var(--ink)}
[data-biz="school"] .sec-head__en::before{content:"LESSON 0" counter(lesson);width:auto;height:auto;padding:5px 10px;background:var(--ink);color:#fff;letter-spacing:.1em}
[data-biz="school"] .sec-head__ja{font-weight:900}

/* ---------- 実績：成績表のような一覧（点線でつないだ数字） ---------- */
[data-biz="school"] .band.dark{background:transparent;color:var(--ink);--night-text:var(--ink);--night-muted:var(--ink-2);--night-line:transparent}
[data-biz="school"] .s-stats{display:grid;gap:0 56px;padding:clamp(18px,3vw,36px) clamp(18px,3vw,40px);border:var(--bd);border-radius:8px;background:#fff;box-shadow:8px 8px 0 rgba(20,26,77,.14)}
@media (min-width:860px){[data-biz="school"] .s-stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
[data-biz="school"] .s-stats li{display:flex;align-items:baseline;gap:14px;padding:16px 0;border:0;border-bottom:1px solid var(--line)}
[data-biz="school"] .s-stats__label{flex:1;display:flex;align-items:baseline;gap:14px;min-height:0;font-size:14px;color:var(--ink)}
[data-biz="school"] .s-stats__label::after{content:"";flex:1;min-width:20px;border-bottom:2px dotted var(--line-strong);opacity:.4}
[data-biz="school"] .s-stats__num{margin:0;font-weight:700;font-size:clamp(38px,4.6vw,60px);color:var(--accent)}
[data-biz="school"] .s-stats__num small{background:none;color:var(--ink)}

/* ---------- 学べること：写真はクリップで留めた1枚、6つの力は「時間割」 ---------- */
[data-biz="school"] .s-learn{display:block}
[data-biz="school"] .s-learn>div:first-child{display:grid;gap:28px;align-items:center;margin-bottom:clamp(32px,4vw,56px)}
@media (min-width:960px){[data-biz="school"] .s-learn>div:first-child{grid-template-columns:7fr 5fr;gap:64px}[data-biz="school"] .s-learn .sec-head{margin-bottom:0}}
[data-biz="school"] .s-learn__photo{overflow:visible;max-width:none;aspect-ratio:4/3;border:10px solid #fff;border-radius:2px;outline:var(--bd);box-shadow:8px 8px 0 rgba(20,26,77,.14)}
[data-biz="school"] .s-learn__photo::before{content:"";position:absolute;left:50%;top:-24px;z-index:1;width:22px;height:44px;margin-left:-11px;border:3px solid var(--ink);border-radius:12px;background:none}
[data-biz="school"] .s-learn__photo img{border-radius:0}
[data-biz="school"] .ph__cap{border-radius:0;background:var(--ink)}
[data-biz="school"] .s-skills{display:grid;border:var(--bd);border-radius:8px;overflow:hidden;background:#fff}
@media (min-width:720px){[data-biz="school"] .s-skills{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1040px){[data-biz="school"] .s-skills{grid-template-columns:repeat(3,minmax(0,1fr))}}
[data-biz="school"] .s-skills li{display:block;margin:0 -1px -1px 0;padding:22px 24px;border:0;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);transition:background .4s}
[data-biz="school"] .s-skills li:hover{background:var(--yellow)}
[data-biz="school"] .s-skills__no{display:inline-block;margin-bottom:10px;padding:2px 8px;border:1.5px solid var(--ink);font-family:var(--f-en);font-size:12px;line-height:1.6;color:var(--ink)}
[data-biz="school"] .s-skills__no::after{content:"限";font-family:var(--f-ja);margin-left:2px}
[data-biz="school"] .s-skills h3{font-weight:900}

/* ---------- 4ステップ：1段ずつ上がる階段 ---------- */
[data-biz="school"] .flow::before,[data-biz="school"] .flow::after,[data-biz="school"] .flow__dot{display:none}
[data-biz="school"] .flow{gap:20px;padding-top:0}
[data-biz="school"] .flow__step{padding:18px 20px 22px;border:var(--bd);border-top:8px solid var(--accent);border-radius:0 0 8px 8px;background:#fff}
[data-biz="school"] .flow__no{font-family:var(--f-en);color:var(--red)}
[data-biz="school"] .flow__en{font-family:var(--f-logo);font-weight:700;letter-spacing:0}
@media (min-width:900px){
  [data-biz="school"] .flow{gap:0;align-items:end}
  [data-biz="school"] .flow__step{margin:0 -2px 0 0;padding-bottom:calc(22px + var(--i) * 34px)}
}

/* ---------- コース：切り取り線のあるカード ---------- */
[data-biz="school"] .section--white{background:rgba(255,255,255,.7);border-block:var(--bd)}
[data-biz="school"] .s-course{position:relative;border:var(--bd);border-left:10px solid var(--accent);border-radius:8px;background:#fff;box-shadow:6px 6px 0 rgba(20,26,77,.14)}
[data-biz="school"] .s-course:nth-child(2){border-left-color:var(--red)}
[data-biz="school"] .s-course:nth-child(3){border-left-color:var(--yellow)}
[data-biz="school"] .course__no{display:inline-block;align-self:flex-start;padding:2px 8px;background:var(--ink);color:#fff;font-family:var(--f-en);font-weight:700}
[data-biz="school"] .s-course__name{font-weight:900}
[data-biz="school"] .s-course__spec{border-top:2px dashed var(--ink)}

/* ---------- 申し込み：木の枠の黒板 ---------- */
[data-biz="school"] .cta.panel.dark{margin-inline:var(--gutter);border:12px solid #c9a36b;border-radius:10px;background:#141a4d;box-shadow:0 0 0 2px #141a4d,8px 10px 0 rgba(20,26,77,.18)}
[data-biz="school"] .cta.panel::before{background:radial-gradient(60% 50% at 20% 20%,rgba(255,255,255,.07),transparent 70%)}
[data-biz="school"] .cta .sec-head__en{color:#fff}
[data-biz="school"] .cta .sec-head__en::before{background:var(--yellow);color:var(--ink)}
[data-biz="school"] .cta .grad{color:var(--yellow);text-decoration-color:#fff}
[data-biz="school"] .cta .btn{border-color:#fff}
[data-biz="school"] .cta .btn--light{background:var(--yellow);color:var(--ink)}
[data-biz="school"] .cta .btn--ghost{background:transparent;color:#fff}
[data-biz="school"] .cta .btn--ghost:hover{background:#fff;color:var(--ink)}
[data-biz="school"] .footer{margin-top:clamp(28px,4vw,48px)}

/* ---------- 動き：左からすっと出る。階段は1段ずつ下から上がる ---------- */
.js[data-biz="school"] [data-reveal]:not([data-reveal="lines"]){transform:translateX(-32px);transition:opacity .7s var(--ease) var(--d,0s),transform .9s var(--ease) var(--d,0s)}
.js[data-biz="school"] [data-reveal].is-in:not([data-reveal="lines"]){transform:none}
.js[data-biz="school"] .flow__step[data-reveal]{transform:translateY(60px);transition-delay:calc(var(--i) * .16s)}
.js[data-biz="school"] .flow__step[data-reveal].is-in{transform:none}

/* ---------- はじめての方へ：料金の目安（ノートの付せん風）と、オンライン面談の案内 ---------- */
.sn-first__grid{display:grid;gap:clamp(16px,2.4vw,28px);align-items:stretch}
@media (min-width:900px){.sn-first__grid{grid-template-columns:minmax(0,5fr) minmax(0,7fr)}}
.sn-price{position:relative;padding:clamp(26px,3.2vw,40px);border:var(--bd);border-radius:var(--r);background:var(--yellow);box-shadow:6px 6px 0 var(--ink);rotate:-1deg}
.sn-price::before{content:"";position:absolute;left:50%;top:-14px;width:90px;height:24px;translate:-50% 0;background:rgba(255,255,255,.7);border:1px solid rgba(20,26,77,.18);rotate:2deg}
.sn-price__label{font-family:var(--f-en);font-weight:700;font-size:13px;letter-spacing:.14em}
.sn-price__num{display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 8px;margin-top:10px;line-height:1}
.sn-price__num b{font-family:var(--f-logo);font-weight:700;font-size:clamp(54px,7vw,84px);letter-spacing:-.02em}
.sn-price__unit{font-weight:900;font-size:18px}
.sn-price__max{padding:3px 10px;border:var(--bd);border-radius:999px;background:#fff;font-weight:900;font-size:15px;line-height:1.4}
.sn-price__text{margin-top:18px;font-weight:700;line-height:1.9}
.sn-price__note{margin-top:12px;padding-top:12px;border-top:1.5px dashed var(--ink);font-size:13px;line-height:1.8;color:var(--ink-2)}
.sn-talk{display:flex;flex-direction:column;padding:clamp(26px,3.2vw,40px);border:var(--bd);border-radius:var(--r);background:#fff}
.sn-talk__tag{align-self:flex-start;padding:2px 10px;border-radius:4px;background:var(--ink);color:#fff;font-family:var(--f-en);font-weight:700;font-size:12px;letter-spacing:.14em}
.sn-talk h3{margin-top:14px;font-size:clamp(20px,2.2vw,26px);line-height:1.6}
.sn-talk>p:not(.sn-talk__tag){margin-top:10px;color:var(--ink-2);line-height:1.95}
.sn-talk__steps{display:grid;gap:8px;margin:20px 0 24px;padding:0;list-style:none}
@media (min-width:640px){.sn-talk__steps{grid-template-columns:repeat(3,minmax(0,1fr))}}
.sn-talk__steps li{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1.5px solid var(--line-strong);border-radius:6px;background:var(--paper);font-size:14px;font-weight:700;line-height:1.5}
.sn-talk__steps b{flex:none;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--accent);color:#fff;font-family:var(--f-en);font-size:12px}
.sn-talk .btn{align-self:flex-start;margin-top:auto}
@media (prefers-reduced-motion:reduce){.sn-price{rotate:0deg}}

/* 「入会金なし」の札（料金の目安の中） */
.sn-price__free{display:inline-flex;align-items:center;gap:8px;margin-top:16px;padding:7px 18px 7px 14px;border:var(--bd);border-radius:999px;background:var(--red);color:#fff;font-weight:900;font-size:17px;line-height:1.3;letter-spacing:.06em;box-shadow:3px 3px 0 var(--ink)}
.sn-price__free svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}

/* 4ステップ（オンライン面談の案内の中）：2列×2段。番号＋見出し＋ひとことで、書き方をそろえる */
.sn-talk__steps{grid-template-columns:1fr !important;counter-reset:none}
@media (min-width:480px){.sn-talk__steps{grid-template-columns:repeat(2,minmax(0,1fr)) !important}}
.sn-talk__steps li{align-items:center;padding:12px 14px}
.sn-talk__steps li span{display:grid;gap:1px;font-size:15px;line-height:1.45}
.sn-talk__steps li small{font-size:12px;font-weight:500;color:var(--ink-2);letter-spacing:.02em}
@media (max-width:479px){.sn-talk .btn{align-self:stretch;letter-spacing:.02em;font-size:14px;padding-left:20px}}

/* ---------- お問い合わせフォーム（黒板の中に、白いノートの紙を置く） ---------- */
.sn-contact{display:grid;gap:clamp(28px,4vw,56px);align-items:start}
@media (min-width:980px){.sn-contact{grid-template-columns:minmax(0,5fr) minmax(0,7fr)}}
.sn-contact__points{display:grid;gap:8px;margin-top:22px;padding:0;list-style:none}
.sn-contact__points li{position:relative;padding-left:22px;color:#dfe2f5;font-size:14px;line-height:1.8}
.sn-contact__points li::before{content:"";position:absolute;left:0;top:.6em;width:10px;height:10px;border-radius:2px;background:var(--yellow)}
.sn-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 18px;padding:clamp(22px,3vw,36px);border:var(--bd);border-radius:var(--r);color:var(--ink);
  background:linear-gradient(rgba(43,59,255,.07) 1px,transparent 1px) 0 0/100% 28px,#fff;box-shadow:6px 6px 0 rgba(0,0,0,.25)}
.sn-field{grid-column:1/-1;display:grid;gap:6px;min-width:0;margin:0;padding:0;border:0}
@media (min-width:640px){.sn-field--half{grid-column:auto}}
.sn-field>label,.sn-field legend{display:flex;align-items:center;gap:8px;padding:0;font-size:14px;font-weight:700}
.sn-req,.sn-opt{padding:1px 8px;border-radius:4px;font-size:11px;font-weight:700;line-height:1.7}
.sn-req{background:var(--red);color:#fff}
.sn-opt{border:1px solid var(--line-strong);color:var(--ink-2)}
.sn-form input[type=text],.sn-form input[type=email],.sn-form input[type=tel],.sn-form textarea{width:100%;padding:12px 14px;border:var(--bd);border-radius:6px;background:#fff;color:var(--ink);font:inherit;font-size:16px;line-height:1.6}
.sn-form textarea{resize:vertical;min-height:130px}
.sn-form input:focus-visible,.sn-form textarea:focus-visible{outline:3px solid var(--yellow);outline-offset:1px}
.sn-form ::placeholder{color:#9aa0c0}
.sn-form.is-checked :invalid:not(fieldset){border-color:var(--red);background:#fff3f5}
.sn-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.sn-chips label{position:relative;cursor:pointer}
.sn-chips input{position:absolute;opacity:0;inset:0}
.sn-chips span{display:inline-block;padding:7px 14px;border:var(--bd);border-radius:999px;background:#fff;font-size:13px;font-weight:700;line-height:1.5;transition:background .2s}
.sn-chips input:checked+span{background:var(--accent);color:#fff}
.sn-chips input:focus-visible+span{outline:3px solid var(--yellow);outline-offset:2px}
.sn-agree label{display:flex;align-items:flex-start;gap:10px;font-size:13px;font-weight:500;line-height:1.8;color:var(--ink-2);cursor:pointer}
.sn-agree input{flex:none;width:20px;height:20px;margin-top:3px;accent-color:var(--accent)}
.sn-form__send{grid-column:1/-1;justify-self:start;border-color:var(--ink)!important}
.sn-form__send[disabled]{opacity:.6;cursor:wait}
.sn-form__msg{grid-column:1/-1;min-height:1.6em;font-size:14px;font-weight:700;line-height:1.8}
.sn-form__msg.is-done{padding:12px 14px;border-radius:6px;background:#e6f7ee;color:#0f6b3f}
.sn-form__msg.is-error{color:#c8102e}
.sn-form__msg a{color:inherit;text-decoration:underline}
.sn-form__trap{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0}

/* ---------- お申し込みページへの入口（2026-10-03 追加） ---------- */
.ap-ext{margin-left:3px;font-size:.85em}
.sn-talk__btns{display:flex;flex-wrap:wrap;gap:12px}
@media (max-width:479px){.sn-talk__btns{flex-direction:column}.sn-talk__btns .btn{justify-content:space-between}}
.sn-contact__apply{margin-top:22px;padding:12px 16px;border:1px dashed rgba(255,255,255,.4);border-radius:6px;color:#dfe2f5;font-size:14px;line-height:1.8}
.sn-contact__apply a{color:var(--yellow);font-weight:700;text-decoration:underline;text-underline-offset:3px}

/* 料金の目安：（税込）と、受講の対象（2026-10-03 追加） */
.sn-price__tax{display:inline-block;margin-left:10px;padding:0 8px;border:1.5px solid var(--ink);border-radius:4px;background:#fff;font-family:"Zen Kaku Gothic New",sans-serif;font-size:12px;letter-spacing:.06em;vertical-align:1px}
.sn-price__target{display:flex;align-items:center;gap:10px;margin-top:12px;font-weight:700;font-size:14px}
.sn-price__target b{padding:1px 10px;border-radius:4px;background:var(--ink);color:#fff;font-size:12px;letter-spacing:.1em}
/* 「15,000」の後ろの「円」が次の行に落ちないように、数字の大きさを少しだけ小さく */
.sn-price__num b{font-size:clamp(48px,5.2vw,80px)}