/* =========================================================
   ミュージカルアカデミー ｜ LP（目的＝体験レッスン申込）
   世界観：舞台の育成 × スポットライト × 上質で開かれた
   ========================================================= */
:root{
  --paper:#f7f3ea; --cream:#fffdf7; --paper-2:#efe7d8;
  --ink:#241f2b; --ink-soft:#5a5262; --ink-mute:#928aa0;
  --stage:#241a33; --stage-2:#33254a; --stage-deep:#170f26;
  --gold:#d7a34a; --gold-bright:#f0c66e; --rose:#d76a7a; --sky:#5f89b3;
  --line:rgba(36,31,43,.14);
  --f-min:"Shippori Mincho B1","Hiragino Mincho ProN",serif;
  --f-sans:"Zen Kaku Gothic New","Hiragino Sans","Noto Sans JP",sans-serif;
  --f-en:"Cormorant Garamond","Shippori Mincho B1",serif;
  --maxw:1120px; --ease:cubic-bezier(.22,.61,.36,1);
  --shadow:0 24px 60px rgba(23,15,38,.24); --shadow-soft:0 14px 34px rgba(23,15,38,.14);
}
*,*::before,*::after{box-sizing:border-box}
html.lenis,html.lenis body{height:auto}.lenis.lenis-smooth{scroll-behavior:auto!important}
body{margin:0;font-family:var(--f-sans);color:var(--ink);background:var(--paper);line-height:1.95;font-size:16px;letter-spacing:.02em;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}a{color:inherit;text-decoration:none}
h1,h2,h3{margin:0;font-family:var(--f-min);font-weight:800;line-height:1.5}
p{margin:0 0 1.2em}
.wrap{width:min(90%,var(--maxw));margin-inline:auto;position:relative}
.section{padding:clamp(60px,9vw,124px) 0;position:relative}
.center{text-align:center}
.eyebrow{font-family:var(--f-en);font-size:1rem;letter-spacing:.34em;text-transform:uppercase;color:var(--gold);font-weight:600;display:inline-block;margin-bottom:.8em}
.s-title{font-size:clamp(1.7rem,4.4vw,2.8rem);letter-spacing:.05em;line-height:1.5;margin-bottom:.5em}
.s-title em{font-style:normal;color:var(--rose)}
.lead{color:var(--ink-soft);font-size:1.06rem;max-width:62ch}.center .lead{margin-inline:auto}

.btn{display:inline-flex;align-items:center;gap:.5em;padding:1.05em 2.2em;border-radius:999px;font-family:var(--f-sans);font-weight:800;font-size:1.02rem;letter-spacing:.04em;cursor:pointer;border:2px solid transparent;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s}
.btn:hover{transform:translateY(-3px)}
.btn--go{background:var(--rose);color:#fff;box-shadow:0 14px 30px rgba(215,106,122,.36)}
.btn--go:hover{background:#e07d8c}
.btn--gold{background:var(--gold);color:#33240a}
.btn--line{border-color:currentColor;background:transparent}
.btn--lg{padding:1.2em 2.7em;font-size:1.08rem}

/* ヘッダー */
.hdr{position:fixed;top:0;inset-inline:0;z-index:50;padding:16px 0;transition:background .3s,box-shadow .3s,padding .3s}
.hdr.solid{background:rgba(255,253,247,.92);backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line);padding:10px 0}
.hdr .row{display:flex;align-items:center;justify-content:space-between;gap:16px}
.hdr__brand{font-family:var(--f-min);font-weight:800;letter-spacing:.08em;color:#fff;transition:color .3s;font-size:1.02rem}
.hdr.solid .hdr__brand{color:var(--ink)}
.hdr .btn{padding:.6em 1.35em;font-size:.9rem}

/* ヒーロー */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden;background:var(--stage-deep);padding:120px 0 clamp(48px,8vw,90px)}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg img{width:100%;height:100%;object-fit:cover;object-position:center 30%}
.hero__veil{position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(23,15,38,.66) 0%,rgba(23,15,38,.2) 38%,rgba(23,15,38,.5) 66%,rgba(23,15,38,.92) 100%)}
.hero .wrap{z-index:3;max-width:800px}
.hero__badge{display:inline-block;background:var(--rose);color:#fff;font-weight:800;font-size:.82rem;letter-spacing:.12em;padding:.5em 1.2em;border-radius:999px;margin-bottom:20px;box-shadow:0 10px 24px rgba(215,106,122,.4)}
.hero__catch{color:#fff;font-family:var(--f-min);font-weight:800;font-size:clamp(2.2rem,7vw,4.4rem);line-height:1.28;letter-spacing:.04em;text-shadow:0 3px 24px rgba(0,0,0,.5);margin:0 0 .3em}
.hero__catch .hl{color:var(--gold-bright)}
.hero__sub{color:#e9ddc7;font-size:clamp(1.05rem,2.3vw,1.35rem);letter-spacing:.06em;margin:0 0 1.5em;text-shadow:0 2px 14px rgba(0,0,0,.5)}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap}
.hero__cta .btn--line{color:#fff;border-color:rgba(255,255,255,.55)}

/* 帯 */
.band{position:relative;height:clamp(240px,40vw,420px);overflow:hidden}
.band img{width:100%;height:100%;object-fit:cover}
.band__cap{position:absolute;inset:auto 0 0 0;padding:26px;background:linear-gradient(0deg,rgba(23,15,38,.8),transparent);color:#fff;font-family:var(--f-min);font-weight:800;font-size:clamp(1.1rem,3vw,1.7rem)}

/* 学べること */
.learn{background:var(--cream)}
.learn__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:2.6rem}
.lc{border-radius:16px;padding:26px 22px;color:#fff;min-height:180px;display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden;transition:transform .3s var(--ease)}
.lc:hover{transform:translateY(-6px)}
.lc:nth-child(1){background:linear-gradient(150deg,#e07d8c,var(--rose))}
.lc:nth-child(2){background:linear-gradient(150deg,#e6b45f,var(--gold))}
.lc:nth-child(3){background:linear-gradient(150deg,#6f97c0,var(--sky))}
.lc:nth-child(4){background:linear-gradient(150deg,#4a3866,var(--stage-2))}
.lc__ico{font-size:2.2rem;position:absolute;top:18px;right:20px;opacity:.92}
.lc h3{font-size:1.28rem;margin-bottom:.25em}
.lc p{font-size:.86rem;margin:0;opacity:.95;line-height:1.7}

/* 一流に学ぶ */
.pro__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,66px);align-items:center}
.pro__media{border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.pro__media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:1.2em}
.chip{background:var(--paper-2);border:1px solid var(--line);border-radius:999px;padding:.5em 1.1em;font-size:.9rem;font-weight:700;color:var(--ink-soft)}

/* 安心・ステップ */
.steps{background:var(--paper-2)}
.steps__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:2.4rem}
.step{background:var(--cream);border-radius:16px;padding:28px 24px;box-shadow:var(--shadow-soft);position:relative}
.step__n{font-family:var(--f-en);font-size:2.4rem;color:var(--gold);line-height:1}
.step h3{font-size:1.16rem;margin:.2em 0 .3em}
.step p{color:var(--ink-soft);font-size:.92rem;margin:0}

/* 体験CTA */
.cta{background:linear-gradient(160deg,var(--stage) 0%,var(--stage-deep) 100%);color:#f3ecdd}
.cta .eyebrow{color:var(--gold-bright)}
.cta .s-title{color:#fff}
.cta__card{max-width:600px;margin:1.4em auto 0;background:rgba(255,250,240,.06);border:1px solid rgba(255,250,240,.16);border-radius:20px;padding:28px}
.cta__row{display:grid;grid-template-columns:100px 1fr;gap:14px;padding:11px 0;border-bottom:1px solid rgba(255,250,240,.14);text-align:left}
.cta__row:last-child{border-bottom:0}
.cta__k{font-family:var(--f-min);color:var(--gold-bright);font-size:.95rem}
.cta__tel{display:block;margin:1.3em auto .2em;font-family:var(--f-min);font-weight:800;font-size:clamp(1.7rem,5vw,2.5rem);color:#fff;letter-spacing:.04em}
.cta__row2{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:1.2em}
.cta__row2 .btn--line{color:#fff;border-color:rgba(255,255,255,.5)}
.cta__note{color:#d9cbb2;font-size:.84rem;text-align:center;margin-top:1.1em}

/* フッター */
.ftr{background:var(--stage-deep);color:#b7abc6;padding:46px 0;text-align:center}
.ftr a{color:#f0d9b8;font-weight:700}.ftr p{font-size:.86rem;margin:.4em 0}

/* 追従（モバイル） */
.dock{position:fixed;left:0;right:0;bottom:0;z-index:55;display:none;padding:10px 14px calc(10px + env(safe-area-inset-bottom));background:rgba(36,26,51,.96);backdrop-filter:blur(8px);gap:10px}
.dock a{flex:1;justify-content:center;padding:.85em;font-size:.95rem}

.rv{opacity:0;transform:translateY(26px)}.rv.in{opacity:1;transform:none;transition:opacity .8s var(--ease),transform .8s var(--ease)}
.rv.d1{transition-delay:.1s}.rv.d2{transition-delay:.2s}.rv.d3{transition-delay:.3s}

@media (max-width:900px){.learn__grid{grid-template-columns:repeat(2,1fr)}.pro__grid,.steps__grid{grid-template-columns:1fr}.pro__media{order:-1}}
@media (max-width:760px){.dock{display:flex}body{padding-bottom:66px}}
@media (max-width:560px){.learn__grid{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none}}