/* ===== 夢ピアノ教室 新デザイン（theme.css・2026-10 YP-04）。style.css のあとに読む。約束事は docs/design.md ===== */
:root{
  --c-brown: #844b4b;        /* 見出し・ロゴ・申込ボタンの茶 */
  --c-brown-dark: #6e3b3b;
  --c-text: #5a4d4a;         /* 本文 */
  --c-sub: #7f6b67;          /* 英語の添え・補足（白地で 4.9:1） */
  --c-pink: #e9bbab;         /* 飾り */
  --c-pink-light: #fbece6;   /* 薄い背景 */
  --c-cream: #fdf6ec;        /* 区切りの背景 */
  --c-line: #e8d8d2;
  --grad-cta: linear-gradient(180deg, #955957 0%, #7c4544 100%);   /* 申込ボタン（白文字 6:1 以上） */
  --shadow: 0 10px 30px rgba(132,75,75,.12);
  --shadow-btn: 0 6px 16px rgba(132,75,75,.32), inset 0 1px 0 rgba(255,255,255,.16);
  --radius: 16px;
  --header-h: 80px;
}
html{ scroll-behavior: smooth; }
html.is-menu-open{ overflow: hidden; }
body{
  font-family: "Noto Sans JP", "游ゴシック", "Yu Gothic", YuGothic, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  color: var(--c-text); font-size: 1.6rem; line-height: 1.9 !important; letter-spacing: .04em;
}
a:hover{ opacity: 1; }
.container{ max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* ---------- ボタン ---------- */
.btn-primary{ display: inline-flex; align-items: center; justify-content: center; gap: 8px; box-sizing: border-box; min-height: 52px; padding: 0 32px; border-radius: 999px; background: var(--c-brown); background-image: var(--grad-cta); color: #fff; font-size: 1.6rem; font-weight: 700; letter-spacing: .06em; box-shadow: var(--shadow-btn); transition: transform .2s, filter .2s; }
.btn-primary:hover{ opacity: 1; filter: brightness(1.08); transform: translateY(-1px); }
.btn-primary--lg{ min-height: 62px; padding: 0 46px; font-size: 1.8rem; }
.btn-outline{ display: inline-flex; align-items: center; justify-content: center; gap: 10px; box-sizing: border-box; min-height: 50px; padding: 0 30px; border: solid 2px var(--c-brown); border-radius: 999px; color: var(--c-brown); font-size: 1.5rem; font-weight: 700; letter-spacing: .06em; transition: background .2s, color .2s; }
.btn-outline::after{ content: "\f105"; font-family: FontAwesome; font-size: 1.6rem; }
.btn-outline:hover{ opacity: 1; background: var(--c-brown); color: #fff; }
/* 申込の CTA（装飾つき）: 猫のアイコン・2 行の文字・矢印の丸・内側の細い線。FV・メニュー・ヘッダー・体験レッスン・スマホ下部で共通 */
.cta-btn{ position: relative; display: inline-flex; align-items: center; gap: 14px; box-sizing: border-box; min-height: 66px; padding: 10px 16px 10px 12px; border-radius: 18px; background: var(--c-brown); background-image: var(--grad-cta); color: #fff; text-shadow: none; box-shadow: var(--shadow-btn); transition: transform .2s, filter .2s; }
.cta-btn::before{ content: ""; position: absolute; inset: 4px; border: solid 1px rgba(255,255,255,.28); border-radius: 14px; pointer-events: none; }
.cta-btn:hover{ opacity: 1; filter: brightness(1.08); transform: translateY(-1px); }
.cta-btn__icon{ display: flex; align-items: center; justify-content: center; flex: 0 0 46px; width: 46px; height: 46px; border-radius: 50%; background: rgba(255,255,255,.16); }
.cta-btn__icon img{ width: 22px; height: auto; filter: brightness(0) invert(1); }
.cta-btn__text{ display: block; font-size: 1.6rem; font-weight: 700; letter-spacing: .04em; line-height: 1.25; text-align: left; }
.cta-btn__text small{ display: block; margin-top: 4px; font-size: 1.1rem; font-weight: 500; letter-spacing: .1em; color: rgba(255,255,255,.82); }
.cta-btn__arrow{ display: flex; align-items: center; justify-content: center; flex: 0 0 28px; width: 28px; height: 28px; margin-left: 6px; border-radius: 50%; background: #fff; color: var(--c-brown); font-size: 1.6rem; }
.cta-btn--wide{ width: 100%; }
.cta-btn--wide .cta-btn__text{ flex: 1; }
.cta-btn--sm{ min-height: 48px; gap: 10px; padding: 6px 14px 6px 8px; border-radius: 14px; }
.cta-btn--sm::before{ inset: 3px; border-radius: 11px; }
.cta-btn--sm .cta-btn__icon{ flex-basis: 34px; width: 34px; height: 34px; }
.cta-btn--sm .cta-btn__icon img{ width: 16px; }
.cta-btn--sm .cta-btn__text{ font-size: 1.4rem; }
.cta-btn--lg{ min-height: 78px; gap: 18px; padding: 12px 22px 12px 16px; border-radius: 20px; }
.cta-btn--lg .cta-btn__icon{ flex-basis: 54px; width: 54px; height: 54px; }
.cta-btn--lg .cta-btn__icon img{ width: 26px; }
.cta-btn--lg .cta-btn__text{ font-size: 1.9rem; }
/* 旧テーマのボタンも同じ形にそろえる（サブページ） */
.btn{ box-sizing: border-box; width: auto; min-width: 260px; padding: 13px 32px; border-radius: 999px; background: var(--c-brown); background-image: var(--grad-cta); font-weight: 700; letter-spacing: .06em; box-shadow: var(--shadow-btn); }
.btn:hover{ opacity: 1; filter: brightness(1.08); }
.btn span{ color: rgba(255,255,255,.85); }
.btn-3{ border-radius: 999px; border-color: var(--c-brown); color: var(--c-brown); font-weight: 700; box-shadow: none; padding: 14px 0; }
.btn-3:hover{ opacity: 1; background: var(--c-pink-light); }
.btn-maps{ box-sizing: border-box; width: auto; min-width: 240px; padding: 12px 28px; border-radius: 999px; background: var(--c-brown); background-image: var(--grad-cta); font-weight: 700; box-shadow: var(--shadow-btn); }
.btn-submit{ width: 240px; padding: 12px 0; border: 0; border-radius: 999px; background: var(--c-brown); background-image: var(--grad-cta); font-weight: 700; letter-spacing: .08em; box-shadow: var(--shadow-btn); cursor: pointer; }
.btn-submit:disabled{ opacity: .45; cursor: not-allowed; box-shadow: none; }

/* ---------- ヘッダー（全ページ共通・上に固定） ---------- */
.site-header{ position: fixed; top: 0; left: 0; right: 0; z-index: 500; height: var(--header-h); background: rgba(255,255,255,.96); box-shadow: 0 2px 14px rgba(132,75,75,.12); transition: background .3s, box-shadow .3s; }
.site-header__inner{ display: flex; align-items: center; height: 100%; padding: 0 32px; gap: 28px; }
.site-header__logo{ display: block; margin-right: auto; position: relative; z-index: 650; }
.site-header__logo img{ display: block; height: 48px; width: auto; }
.site-header__logo .site-header__logo-img--light{ display: none; }   /* 写真の上用の白いロゴ（茶を白に、猫と鍵盤は抜いた版）。親の class を付けて、上の .site-header__logo img（display:block）に負けないように */
.gnav__list{ display: flex; gap: 34px; }
.gnav__list a{ position: relative; display: block; padding: 6px 0; text-align: center; color: var(--c-brown); font-size: 1.5rem; font-weight: 500; letter-spacing: .08em; line-height: 1.3; transition: color .3s; }
.gnav__en{ display: block; margin-top: 2px; font-family: Lora; font-size: 1.05rem; letter-spacing: .16em; text-transform: uppercase; color: var(--c-sub); transition: color .3s; }
.gnav__list a::after{ content: ""; position: absolute; left: 50%; bottom: -2px; width: 0; height: 2px; border-radius: 1px; background: var(--c-pink); transform: translateX(-50%); transition: width .25s; }
.gnav__list a:hover::after, .gnav__list a.current::after{ width: 100%; }
.gnav__extra{ display: none; }
.menu-btn{ display: none; }
/* トップの FV の上では透ける（白いロゴ・白い文字） */
.top .site-header:not(.is-solid){ background: linear-gradient(rgba(60,30,30,.38), rgba(60,30,30,0)); box-shadow: none; }
.top .site-header:not(.is-solid) .site-header__logo-img--dark{ display: none; }
.top .site-header:not(.is-solid) .site-header__logo-img--light{ display: block; }
.top .site-header:not(.is-solid) .gnav__list a{ color: #fff; text-shadow: 0 1px 6px rgba(0,0,0,.35); }
.top .site-header:not(.is-solid) .gnav__en{ color: rgba(255,255,255,.82); }
.top .site-header:not(.is-solid) .gnav__list a::after{ background: #fff; }

/* ---------- FV（トップ） ---------- */
.fv{ position: relative; height: 100vh; height: 100svh; min-height: 620px; max-height: 1000px; overflow: hidden; background: #f3e4de; color: #fff; }
.fv__slides{ position: absolute; inset: 0; z-index: 1; overflow: hidden; }
.fv__slides .swiper-wrapper, .fv__slides .swiper-slide{ height: 100%; }
.fv__slides picture, .fv__slides img{ display: block; width: 100%; height: 100%; object-fit: cover; }
.fv__slides .swiper-slide-active img{ animation: fvzoom 9s ease-out forwards; }
@keyframes fvzoom{ from{ transform: scale(1); } to{ transform: scale(1.07); } }
@media (prefers-reduced-motion: reduce){ .fv__slides .swiper-slide-active img{ animation: none; } }
.fv__slides .swiper-pagination{ left: auto; right: 28px; bottom: 30px; width: auto; }
.fv__slides .swiper-pagination-bullets .swiper-pagination-bullet{ width: 9px; height: 9px; margin: 0 5px; background: #fff; opacity: .5; }
.fv__slides .swiper-pagination-bullets .swiper-pagination-bullet-active{ opacity: 1; }
.fv__scrim{ position: absolute; inset: 0; z-index: 2; background: linear-gradient(to bottom, rgba(50,25,25,.30) 0%, rgba(50,25,25,.12) 38%, rgba(50,25,25,.46) 100%); pointer-events: none; }
.fv__copy{ position: absolute; inset: 0; z-index: 3; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: var(--header-h) 24px 90px; text-align: center; text-shadow: 0 2px 12px rgba(0,0,0,.35); pointer-events: none; }
.fv__copy a{ pointer-events: auto; }
.fv__title{ font-size: 1.9rem; font-weight: 500; letter-spacing: .24em; text-indent: .24em; }
.fv__logo{ display: block; width: min(250px, 34vh); height: auto; margin: 18px 0 24px; filter: brightness(0) invert(1) drop-shadow(0 4px 14px rgba(0,0,0,.28)); }
.fv__lead{ max-width: 680px; font-size: 1.7rem; line-height: 2; letter-spacing: .08em; }
.fv__actions{ display: flex; flex-direction: column; align-items: center; gap: 16px; margin-top: 26px; }
.fv__badge{ display: inline-block; padding: 4px 18px; border: solid 1px rgba(255,255,255,.75); border-radius: 4px; background: rgba(40,20,20,.38); backdrop-filter: blur(3px); -webkit-backdrop-filter: blur(3px); color: #fff; font-size: 1.2rem; font-weight: 500; letter-spacing: .22em; text-indent: .22em; }   /* 札はシンプルに。写真と重なっても読めるよう薄く暗い地を敷く */
.fv__scroll{ position: absolute; left: 50%; bottom: 20px; z-index: 3; transform: translateX(-50%); color: #fff; font-family: Lora; font-size: 1.2rem; letter-spacing: .24em; text-align: center; }
.fv__scroll::after{ content: ""; display: block; width: 1px; height: 44px; margin: 6px auto 0; background: rgba(255,255,255,.85); animation: scrollline 2s ease-in-out infinite; }
@keyframes scrollline{ 0%{ transform: scaleY(0); transform-origin: top; } 45%{ transform: scaleY(1); transform-origin: top; } 55%{ transform: scaleY(1); transform-origin: bottom; } 100%{ transform: scaleY(0); transform-origin: bottom; } }

/* ---------- サブページのメインビジュアル（旧 .mainvisual を固定ヘッダーに合わせて整える） ---------- */
.mainvisual{ margin-top: var(--header-h); margin-bottom: 80px; }
.page-top{ width: auto; height: auto; min-width: 240px; padding: 22px 44px; background: rgba(255,255,255,.86); border-radius: 16px; box-shadow: 0 8px 24px rgba(132,75,75,.15); }
.page-top.long{ width: auto; }
.page-title{ padding-top: 0; font-size: 2.8rem; font-weight: 600; letter-spacing: .12em; line-height: 1.4; color: var(--c-brown); }
.page-title span{ margin-top: 2px; font-size: 1.3rem; letter-spacing: .2em; color: var(--c-sub); }
.access-text li:first-child::before{ left: 0; margin-right: 8px; }   /* 電車のアイコンが 5px 左に出ていたのを文字とそろえる */

/* ---------- 区切り ---------- */
.sec{ position: relative; padding: 110px 0; }
.bg-cream{ background: var(--c-cream); }
.sec__head{ text-align: center; margin-bottom: 52px; }
.sec__en{ font-family: Lora; font-size: 1.3rem; letter-spacing: .24em; text-transform: uppercase; color: var(--c-sub); }
.sec__title{ margin-top: 6px; font-size: 3.2rem; font-weight: 600; letter-spacing: .12em; line-height: 1.4; color: var(--c-brown); }
.sec__title::after{ content: ""; display: block; width: 36px; height: 3px; margin: 18px auto 0; border-radius: 2px; background: var(--c-pink); }
.sec__desc{ margin-top: 20px; }
.sec__more{ text-align: center; margin-top: 44px; }
.sec__head--left{ text-align: left; margin: 0; }
.sec__head--left .sec__title::after{ margin-left: 0; }
.deco{ position: absolute; background: no-repeat center / contain; opacity: .55; pointer-events: none; }
.deco--paw{ right: 7%; top: 36px; width: 84px; height: 116px; background-image: url("../images/common/asiato/asiato1.png"); }
.deco--cat{ left: 4%; bottom: 36px; width: 128px; height: 62px; background-image: url("../images/common/neko/cat-r.png"); }
.deco--cat2{ right: 5%; top: 40px; width: 70px; height: 110px; background-image: url("../images/common/neko/cat-s.png"); }

/* 教室案内（tp- は旧 style.css の .about と衝突させないため） */
.tp-about{ display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.tp-about__media{ position: relative; }
.tp-about__photo{ display: block; width: 100%; height: auto; border-radius: var(--radius); box-shadow: var(--shadow); }
.tp-about__teacher{ position: absolute; right: -8px; bottom: -22px; width: 150px; height: auto; filter: drop-shadow(0 6px 12px rgba(0,0,0,.18)); }
.tp-about__lead{ font-size: 2.3rem; font-weight: 600; line-height: 1.6; letter-spacing: .06em; color: var(--c-brown); }
.tp-about__text{ margin-top: 18px; }
.tp-about__points{ display: grid; gap: 10px; margin: 24px 0 32px; }
.tp-about__points li{ position: relative; padding-left: 34px; font-weight: 500; }
.tp-about__points li::before{ content: "\f00c"; font-family: FontAwesome; position: absolute; left: 0; top: 4px; width: 22px; height: 22px; border-radius: 50%; background: var(--c-pink-light); color: var(--c-brown); font-size: 1.1rem; line-height: 22px; text-align: center; }

/* レッスン案内 */
.lesson-cards{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.lcard{ position: relative; display: block; overflow: hidden; border-radius: var(--radius); background: #fff; box-shadow: var(--shadow); transition: transform .25s, box-shadow .25s; }
.lcard:hover{ opacity: 1; transform: translateY(-4px); box-shadow: 0 16px 36px rgba(132,75,75,.18); }
.lcard__img{ display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.lcard__label{ display: block; padding: 18px 54px 18px 22px; }
.lcard__ja{ display: block; font-size: 1.8rem; font-weight: 700; line-height: 1.3; color: var(--c-brown); }
.lcard__en{ display: block; margin-top: 4px; font-family: Lora; font-size: 1.2rem; letter-spacing: .12em; color: var(--c-sub); }
.lcard__arrow{ position: absolute; right: 18px; bottom: 24px; width: 34px; height: 34px; border-radius: 50%; background: var(--c-pink-light); color: var(--c-brown); font-size: 1.8rem; line-height: 34px; text-align: center; }

/* 講師紹介 */
.teacher{ display: grid; grid-template-columns: 300px 1fr; gap: 64px; align-items: center; max-width: 960px; margin: 0 auto; }
.teacher__photo{ display: block; width: 100%; height: auto; border-radius: 50%; border: solid 5px #fff; box-shadow: var(--shadow); }
.teacher__name{ font-size: 2.6rem; font-weight: 600; letter-spacing: .12em; color: var(--c-brown); line-height: 1.4; }
.teacher__name span{ display: block; margin-top: 2px; font-family: Lora; font-size: 1.3rem; letter-spacing: .24em; color: var(--c-sub); }
.teacher__text{ margin: 18px 0 30px; }

/* 体験レッスン */
.sec--trial{ padding: 0; }
.tp-trial{ position: relative; padding: 110px 24px; background: url("../images/home/trial lesson bgi pc.jpg") center / cover no-repeat; }
.tp-trial::before{ content: ""; position: absolute; inset: 0; background: rgba(251,236,230,.58); }
.tp-trial__card{ position: relative; max-width: 740px; margin: 0 auto; padding: 56px 40px; background: rgba(255,255,255,.95); border-radius: 24px; box-shadow: var(--shadow); text-align: center; }
.tp-trial__badge{ display: inline-block; padding: 4px 20px; border-radius: 999px; background: var(--c-brown); color: #fff; font-size: 1.4rem; font-weight: 700; letter-spacing: .24em; text-indent: .24em; }
.tp-trial__title{ margin-top: 16px; font-size: 3.6rem; font-weight: 700; letter-spacing: .08em; line-height: 1.3; color: var(--c-brown); }
.tp-trial__text{ margin-top: 16px; }
.tp-trial__facts{ display: flex; justify-content: center; gap: 32px; margin: 20px 0 30px; font-weight: 500; color: var(--c-brown); }
.tp-trial__facts .fa{ margin-right: 8px; color: var(--c-brown); }

/* アクセス */
.access{ display: grid; grid-template-columns: auto 1fr auto; gap: 56px; align-items: center; }
.access__list{ display: grid; gap: 10px; }
.access__list .fa{ display: inline-block; width: 28px; color: var(--c-brown); text-align: center; }

/* ---------- 浮かぶ申込（PC は右下のカード・スマホは下に浮かぶボタン。どちらもフッターが見えたら引っ込む＝site.js） ---------- */
.float-cta{ position: fixed; right: 20px; bottom: 24px; z-index: 400; width: 188px; opacity: 0; transform: translateY(16px); pointer-events: none; transition: opacity .3s, transform .3s; }
.float-cta.is-visible{ opacity: 1; transform: none; pointer-events: auto; }
.float-cta.is-closed{ display: none; }
.float-cta__link{ display: block; padding: 22px 14px 16px; background: #fff; border: solid 2px var(--c-pink); border-radius: 14px; box-shadow: 0 8px 24px rgba(132,75,75,.22); text-align: center; color: var(--c-brown); transition: box-shadow .2s, transform .2s; }
.float-cta__link:hover{ opacity: 1; transform: translateY(-2px); box-shadow: 0 12px 30px rgba(132,75,75,.3); }
.float-cta__cat{ display: block; width: 38px; height: auto; margin: 0 auto 8px; }
.float-cta__t1{ display: block; font-size: 1.5rem; font-weight: 700; letter-spacing: .04em; line-height: 1.4; }
.float-cta__badge{ display: inline-block; margin: 8px 0 6px; padding: 4px 18px; border-radius: 4px; background: var(--c-brown); background-image: var(--grad-cta); color: #fff; font-size: 1.7rem; font-weight: 700; letter-spacing: .3em; text-indent: .3em; line-height: 1.6; }
.float-cta__t2{ display: block; font-size: 1.2rem; color: var(--c-sub); }
.float-cta__close{ position: absolute; top: -12px; right: -12px; width: 28px; height: 28px; padding: 0; border: 0; border-radius: 50%; background: #fff; color: var(--c-brown); font-size: 1.8rem; line-height: 28px; box-shadow: 0 2px 8px rgba(0,0,0,.2); cursor: pointer; }
.bottom-cta{ display: none; }

/* ---------- タブレット ---------- */
@media screen and (max-width: 1100px){
  .site-header__inner{ padding: 0 20px; gap: 18px; }
  .gnav__list{ gap: 22px; }
  .site-header__cta{ display: none; }
  .tp-about{ gap: 36px; }
  .teacher{ grid-template-columns: 240px 1fr; gap: 40px; }
}

/* ---------- スマホ ---------- */
@media screen and (max-width: 767px){
  :root{ --header-h: 60px; }
  body{ font-size: 1.5rem; }
  .container{ padding: 0 20px; }
  .site-header__inner{ padding: 0 10px 0 18px; }
  .site-header__logo img{ height: 40px; }
  /* 全画面メニュー */
  .gnav{ position: fixed; inset: 0; z-index: 600; display: flex; flex-direction: column; justify-content: center; padding: 90px 32px 40px; background: #fdf6f3; opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity .3s, transform .3s, visibility .3s; overflow-y: auto; }
  .gnav.is-open{ opacity: 1; visibility: visible; transform: none; }
  .gnav__list{ display: block; }
  .gnav__list a{ padding: 14px 0; text-align: left; font-size: 2rem; font-weight: 500; color: var(--c-brown) !important; text-shadow: none !important; border-bottom: dashed 1px var(--c-line); }
  .gnav__list a::after{ display: none; }
  .gnav__list a.current .gnav__ja{ border-bottom: solid 2px var(--c-pink); }
  .gnav__en{ font-size: 1.1rem; color: var(--c-sub) !important; }
  .gnav__extra{ display: block; margin-top: 30px; }
  .gnav__cta{ width: 100%; }
  .gnav__social{ display: flex; justify-content: center; align-items: center; gap: 30px; margin-top: 26px; }
  .gnav__social img{ width: 34px; height: 34px; }
  .gnav__social .fa{ font-size: 3.2rem; color: var(--c-brown); }
  /* 3 本線の MENU ボタン */
  .menu-btn{ position: relative; z-index: 700; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; width: 50px; height: 50px; padding: 0; border: 0; background: none; cursor: pointer; }
  .menu-btn__bars{ position: relative; display: block; width: 28px; height: 16px; }
  .menu-btn__bars span{ position: absolute; left: 0; width: 28px; height: 2px; border-radius: 1px; background: var(--c-brown); transition: transform .3s, top .3s, opacity .3s, background .3s; }
  .menu-btn__bars span:nth-child(1){ top: 0; }
  .menu-btn__bars span:nth-child(2){ top: 7px; }
  .menu-btn__bars span:nth-child(3){ top: 14px; }
  .menu-btn__label{ font-family: Lora; font-size: .95rem; letter-spacing: .2em; line-height: 1; color: var(--c-brown); transition: color .3s; }
  .top .site-header:not(.is-solid) .menu-btn__bars span{ background: #fff; }
  .top .site-header:not(.is-solid) .menu-btn__label{ color: #fff; text-shadow: 0 1px 4px rgba(0,0,0,.4); }
  .menu-btn[aria-expanded="true"] .menu-btn__bars span{ top: 7px; background: var(--c-brown) !important; }
  .menu-btn[aria-expanded="true"] .menu-btn__bars span:nth-child(1){ transform: rotate(45deg); }
  .menu-btn[aria-expanded="true"] .menu-btn__bars span:nth-child(2){ opacity: 0; }
  .menu-btn[aria-expanded="true"] .menu-btn__bars span:nth-child(3){ transform: rotate(-45deg); }
  .menu-btn[aria-expanded="true"] .menu-btn__label{ color: var(--c-brown) !important; text-shadow: none; }
  .is-menu-open .site-header{ background: transparent !important; box-shadow: none !important; }
  .is-menu-open .site-header__logo-img--dark{ display: block !important; }
  .is-menu-open .site-header__logo-img--light{ display: none !important; }
  /* FV */
  .fv{ min-height: 560px; max-height: none; }
  .fv__copy{ padding: var(--header-h) 24px 44px; }   /* 下の余白を減らして、札とボタンを少し下に */
  .fv__title{ font-size: 1.5rem; }
  .fv__logo{ width: min(190px, 28vh); margin: 14px 0 20px; }
  .fv__lead{ font-size: 1.45rem; line-height: 1.9; }
  .fv__actions{ margin-top: 36px; }
  .fv__btn{ width: 100%; max-width: 360px; }
  .cta-btn--lg{ width: 100%; min-height: 70px; gap: 12px; padding: 10px 14px 10px 12px; }
  .cta-btn--lg .cta-btn__icon{ flex-basis: 46px; width: 46px; height: 46px; }
  .cta-btn--lg .cta-btn__icon img{ width: 22px; }
  .cta-btn--lg .cta-btn__text{ font-size: 1.6rem; }
  .cta-btn{ width: 100%; max-width: 360px; gap: 10px; padding: 8px 12px 8px 10px; }   /* 幅 360〜390px で主文が 1 行に収まる寸法 */
  .cta-btn__icon{ flex-basis: 40px; width: 40px; height: 40px; }
  .cta-btn__icon img{ width: 19px; }
  .cta-btn__text{ font-size: 1.5rem; letter-spacing: .02em; }
  .cta-btn__arrow{ flex-basis: 26px; width: 26px; height: 26px; margin-left: 2px; font-size: 1.5rem; }
  .fv__slides .swiper-pagination{ right: 16px; bottom: 18px; }
  .fv__scroll{ display: none; }
  /* サブページのメインビジュアル */
  .mainvisual{ height: 240px; margin-bottom: 48px; background-position: center center; background-size: cover; background-attachment: scroll; }
  .page-top{ min-width: 200px; padding: 16px 28px; border-radius: 12px; }
  .page-title{ font-size: 2.2rem; }
  /* 区切り */
  .sec{ padding: 68px 0; }
  .sec__head{ margin-bottom: 32px; }
  .sec__title{ font-size: 2.4rem; }
  .deco{ opacity: .4; }
  .deco--paw{ width: 56px; height: 78px; top: 20px; right: 5%; }
  .deco--cat{ width: 90px; height: 44px; bottom: 20px; }
  .deco--cat2{ width: 46px; height: 72px; top: 24px; }
  .tp-about{ grid-template-columns: 1fr; gap: 40px; }
  .tp-about__teacher{ width: 110px; right: 6px; bottom: -16px; }
  .tp-about__lead{ font-size: 1.9rem; }
  .lesson-cards{ grid-template-columns: 1fr; gap: 16px; }
  .lcard{ display: flex; align-items: center; }
  .lcard__img{ flex: 0 0 128px; width: 128px; height: 96px; aspect-ratio: auto; }
  .lcard__label{ flex: 1; padding: 12px 48px 12px 16px; }
  .lcard__ja{ font-size: 1.6rem; }
  .lcard__arrow{ bottom: auto; top: 50%; transform: translateY(-50%); }
  .teacher{ grid-template-columns: 1fr; gap: 28px; text-align: center; }
  .teacher__photo{ width: 210px; margin: 0 auto; }
  .tp-trial{ padding: 64px 20px; }
  .tp-trial__card{ padding: 36px 22px; border-radius: 18px; }
  .tp-trial__title{ font-size: 2.7rem; }
  .tp-trial__facts{ flex-direction: column; align-items: center; gap: 6px; }
  .access{ grid-template-columns: 1fr; gap: 22px; }
  .btn{ min-width: 0; width: 100%; max-width: 320px; }
  .float-cta{ display: none; }
  /* フッター（旧）: 高さは背景の絵（画面幅に比例）で決まり、中身は固定の大きさ。狭い画面でも下の白い鍵盤に重ならないよう、ロゴと余白を幅に合わせ、著作権は 1 行に */
  .footer-wrapper{ line-height: 1.6; }
  .footer-item .footer-logo.img-sp{ width: min(150px, 38vw); padding-top: min(35px, 7vw); }
  .copyrights{ font-size: 1.1rem; letter-spacing: 0; }
  /* 下部の申込:トレイは敷かず、ボタンだけを浮かせる（強めの影で本文から離す） */
  .bottom-cta{ position: fixed; left: 14px; right: 14px; bottom: calc(12px + env(safe-area-inset-bottom)); z-index: 400; display: block; opacity: 0; visibility: hidden; transform: translateY(16px); transition: opacity .3s, transform .3s, visibility .3s; }
  .bottom-cta.is-visible{ opacity: 1; visibility: visible; transform: none; }
  .bottom-cta .cta-btn{ display: flex; width: 100%; max-width: none; min-height: 62px; box-shadow: 0 10px 26px rgba(60,28,28,.36), 0 2px 6px rgba(60,28,28,.18), inset 0 1px 0 rgba(255,255,255,.16); }
}