/* =====================================================================
   EventPick 消費者向けLP — スタイル
   モバイルファースト / ピンク×パープル基調（企業LPのネイビー×オレンジと視覚分離）
   ===================================================================== */

:root {
  --ink: #2a1330;          /* 見出し・本文の濃色（深いプラム） */
  --body: #3f2b45;         /* 本文 */
  --muted: #6d5670;        /* 補足 */
  --brand: #d81b77;        /* 主ブランド（ローズピンク／白文字でAA） */
  --brand-strong: #b4145f; /* ホバー */
  --brand-2: #7a4f8e;      /* 紫（アクセント） */
  --grad: linear-gradient(135deg, #7a4f8e 0%, #d81b77 100%);
  --grad-soft: linear-gradient(135deg, #f7ecff 0%, #ffe9f3 100%);
  --blush: #fdeff6;
  --lav: #f5f0fb;
  --surface: #ffffff;
  --line: #efe1ea;
  --chat: #d6323b;         /* EventChat（コーラルレッド／白文字でAA 4.8:1） */
  --chat-strong: #b91f2a;
  --games: #6d4bd6;        /* EventGames（パープル） */
  --games-strong: #5a37c0;
  --radius: 16px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 10px rgba(42, 19, 48, .06);
  --shadow: 0 12px 34px rgba(42, 19, 48, .12);
  --shadow-lg: 0 24px 60px rgba(42, 19, 48, .18);
  --maxw: 1120px;
  --header-h: 60px;
  --font: "Noto Sans JP", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: "Inter", "Noto Sans JP", system-ui, sans-serif;
  --font-round: "Zen Maru Gothic", "Noto Sans JP", system-ui, sans-serif; /* 世界カードの丸見出し/ボタン */
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--body);
  background: var(--surface);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { color: var(--ink); line-height: 1.3; margin: 0; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.container--narrow { max-width: 760px; }
.center { text-align: center; }
.br-sp { display: inline; }

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 3px solid var(--brand-2); outline-offset: 2px; border-radius: 4px; }

/* ---------------- ボタン / バッジ ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 12px 24px; border-radius: 999px;
  font-weight: 700; font-size: 1rem; cursor: pointer; border: 2px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background-color .15s ease;
  text-align: center;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn--primary { background: var(--brand); color: #fff; box-shadow: var(--shadow-sm); }
.btn--primary:hover { background: var(--brand-strong); box-shadow: var(--shadow); }
.btn--nav { background: var(--brand); color: #fff; min-height: 42px; padding: 8px 18px; font-size: .95rem; }
.btn--nav:hover { background: var(--brand-strong); }
.btn--chat { background: var(--chat); color: #fff; }
.btn--chat:hover { background: var(--chat-strong); }
.btn--games { background: var(--games); color: #fff; }
.btn--games:hover { background: var(--games-strong); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost-light { background: rgba(255,255,255,.12); color: #fff; border-color: rgba(255,255,255,.5); }
.btn--ghost-light:hover { background: rgba(255,255,255,.22); }
.btn--block { width: 100%; }

/* 公式ストアバッジ（ガイドライン準拠の黒ロックアップ） */
.store-cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 6px 0 10px; }
.store-cta--center { justify-content: center; }
.badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: #000; color: #fff; border-radius: 14px; padding: 9px 18px 9px 15px;
  min-height: 54px; border: 1px solid #000;
  box-shadow: 0 5px 0 #3b1230; /* チャンキー押下（世界カードのボタンとCTA物理を統一） */
  transition: transform .12s ease, box-shadow .12s ease;
}
.badge:hover { text-decoration: none; transform: translateY(-2px); box-shadow: 0 7px 0 #3b1230; }
.badge:active { transform: translateY(4px); box-shadow: 0 1px 0 #3b1230; }
.badge svg { width: 26px; height: 26px; flex: 0 0 auto; }
.badge--appstore svg { fill: #fff; }
.badge__txt { display: flex; flex-direction: column; line-height: 1.05; text-align: left; }
.badge__txt small { font-size: .62rem; font-weight: 500; opacity: .92; letter-spacing: .02em; }
.badge__txt strong { font-size: 1.12rem; font-weight: 700; font-family: var(--font-display); letter-spacing: .01em; }
.badge--sm { min-height: 46px; padding: 7px 13px; border-radius: 10px; flex: 1 1 0; justify-content: center; box-shadow: 0 4px 0 #3b1230; }
.badge--sm:active { transform: translateY(3px); box-shadow: 0 1px 0 #3b1230; }
.badge--sm svg { width: 22px; height: 22px; }
.badge--sm .badge__txt small { font-size: .55rem; }
.badge--sm .badge__txt strong { font-size: .98rem; }
.badge.is-soon { position: relative; }
.badge.is-soon::after {
  content: "準備中"; position: absolute; top: -8px; right: -6px;
  background: var(--muted); color: #fff; font-size: .6rem; font-weight: 700;
  padding: 2px 7px; border-radius: 999px; box-shadow: var(--shadow-sm);
}
/* 端末に合うストアを主役に。もう一方は控えめ（画面がうるさくならない範囲で差をつける） */
.badge.is-other-store { opacity: .55; transform: scale(.94); transform-origin: center; }
.badge.is-other-store:hover { opacity: .85; }
.badge.is-primary-store { position: relative; }
.badge.is-primary-store:not(.is-soon)::before {
  content: "お使いの端末はこちら"; position: absolute; top: -22px; left: 50%; transform: translateX(-50%);
  white-space: nowrap; font-size: .62rem; font-weight: 700; letter-spacing: .02em;
  color: var(--brand); background: var(--blush); padding: 2px 10px; border-radius: 999px;
}
/* 固定CTA内は上に吹き出しを出す余白がないので非表示 */
.sticky-cta .badge.is-primary-store::before { content: none; }
.store-note { font-size: .8rem; color: var(--muted); margin: 2px 0 0; }
.store-note--center { text-align: center; }

/* ---------------- 共通セクション ---------------- */
.section { padding: 68px 0; }
.section--plain { background: var(--surface); }
.section--blush { background: var(--blush); }
.section--lav { background: var(--lav); }
.section--ink { background: linear-gradient(160deg, #2a1330 0%, #4a2352 100%); }
.section__title { font-size: clamp(1.32rem, 4.6vw, 2.1rem); font-weight: 800; text-align: center; letter-spacing: .01em; line-height: 1.45; }
.section__title .hl { display: inline-block; }
.section__title--light { color: #fff; }
.section__lead { font-size: 1.05rem; margin: 22px auto 0; max-width: 640px; }
.eyebrow {
  display: inline-block; font-weight: 700; font-size: .82rem; letter-spacing: .08em;
  color: var(--brand-strong); background: var(--blush); padding: 5px 14px; border-radius: 999px; margin: 0 0 14px;
}
.eyebrow--center { display: block; width: fit-content; margin: 0 auto 16px; }
.eyebrow--center-sp { display: block; width: fit-content; margin: 0 auto 16px; }
.micro { font-size: .82rem; color: var(--muted); margin-top: 22px; }
.micro--light { color: rgba(255,255,255,.72); }

/* ---------------- ヘッダー ---------------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.9); backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header__inner { display: flex; align-items: center; gap: 16px; min-height: var(--header-h); }
.brand { display: inline-flex; align-items: center; gap: 9px; font-weight: 800; }
.brand:hover { text-decoration: none; }
.brand__mark {
  width: 30px; height: 30px; border-radius: 8px; background: var(--grad);
  color: #fff; display: grid; place-items: center; font-family: var(--font-display);
  font-weight: 800; font-size: 1.05rem;
}
.brand__icon { width: 32px; height: 32px; object-fit: contain; display: block; }
/* フッターは常に濃色背景なのでピクトグラムを白反転 */
.brand--footer .brand__icon { filter: invert(1); }
.brand__name { color: var(--ink); font-size: 1.18rem; font-family: var(--font-display); letter-spacing: -.01em; }
.nav { display: none; gap: 22px; margin-left: auto; }
.nav a { color: var(--body); font-weight: 500; font-size: .95rem; }
.nav a:hover { color: var(--brand); text-decoration: none; }
.header__inner .btn--nav { margin-left: 10px; }
/* Instagramアイコン（44pxタップ・ロゴと同じ濃色で馴染ませ、hoverでブランド色） */
.header__ig {
  margin-left: auto; margin-right: -6px; width: 44px; height: 44px; flex: 0 0 auto;
  display: grid; place-items: center; border-radius: 50%; color: var(--ink); opacity: .8;
  transition: color .15s ease, background-color .15s ease, opacity .15s ease;
}
@media (min-width: 900px) { .header__ig { margin-left: 14px; margin-right: 0; } } /* PCではナビの右に */
.header__ig svg { width: 22px; height: 22px; }
.header__ig:hover { color: var(--brand); background: var(--blush); opacity: 1; text-decoration: none; }
.nav-toggle {
  margin-left: 2px; width: 44px; height: 44px; display: grid; place-items: center;
  background: none; border: none; cursor: pointer; gap: 5px;
}
/* モバイルはヘッダーCTAを出さない（入手導線は下部固定CTA＋ヒーローが担う）→ ロゴ/IG/メニューだけの静かなヘッダー */
@media (max-width: 899px) { .header__inner .btn--nav { display: none; } }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .2s, opacity .2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-nav { display: flex; flex-direction: column; gap: 4px; padding: 10px 20px 18px; border-bottom: 1px solid var(--line); background: #fff; }
.mobile-nav[hidden] { display: none; }
.mobile-nav a { padding: 12px 6px; color: var(--body); font-weight: 500; border-bottom: 1px solid var(--line); }
.mobile-nav a.btn { border-bottom: none; margin-top: 10px; color: #fff; }

/* ---------------- ヒーロー（1カラム中央寄せ） ---------------- */
.hero { background: var(--grad-soft); padding: 36px 0 48px; position: relative; overflow: hidden; }
.hero__inner { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 20px; }
h1#hero-title { font-size: clamp(1.35rem, 5.8vw, 2.8rem); font-weight: 800; letter-spacing: .01em; line-height: 1.42; margin: -4px 0 0; }
h1#hero-title .hl { display: inline-block; } /* 文節単位で自然に折り返す（機種・フォント非依存・あふれない） */
.hero .eyebrow { margin: 0; }
.hero .store-cta { justify-content: center; margin: 0; }
.hero__visual { display: flex; justify-content: center; margin: 2px 0; }
.hero__ticks { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px 16px; justify-content: center; max-width: 520px; }
.hero__ticks li { position: relative; padding-left: 22px; font-size: .92rem; color: var(--body); font-weight: 500; }
.hero__ticks li::before { content: "✓"; position: absolute; left: 0; color: var(--brand); font-weight: 800; }
.hero__sub { font-size: .98rem; line-height: 1.85; margin: 0; max-width: 560px; color: var(--body); }
/* 東京の淡いスカイライン（下端の帯に限定し、上端をフェード＝本文と重ねない） */
.hero__skyline {
  position: absolute; left: 0; bottom: -2px; width: 100%; height: 150px;
  object-fit: cover; object-position: bottom; z-index: 0; pointer-events: none;
  mix-blend-mode: multiply; opacity: .8;
  -webkit-mask-image: linear-gradient(to bottom, transparent 0, rgba(0,0,0,.9) 55%);
  mask-image: linear-gradient(to bottom, transparent 0, rgba(0,0,0,.9) 55%);
}
.hero__inner { position: relative; z-index: 1; }

/* スマホ風フレーム（紹介動画） */
.phone {
  position: relative; width: 100%; max-width: 270px; aspect-ratio: 9 / 19.5;
  background: #000; border-radius: 34px; padding: 8px;
  box-shadow: var(--shadow-lg), 0 0 0 2px rgba(0,0,0,.06);
}
.phone__notch {
  position: absolute; top: 10px; left: 50%; transform: translateX(-50%);
  width: 96px; height: 20px; background: #000; border-radius: 0 0 14px 14px; z-index: 2;
}
.phone__media {
  width: 100%; height: 100%; object-fit: cover; border-radius: 27px; display: block; background: #16060f;
}
.phone__sound {
  position: absolute; right: 12px; bottom: 12px; z-index: 3;
  width: 40px; height: 40px; border-radius: 50%; border: none; cursor: pointer;
  background: rgba(0,0,0,.55); color: #fff; display: grid; place-items: center; font-size: 1rem;
  backdrop-filter: blur(4px); transition: background .15s ease;
}
.phone__sound:hover { background: rgba(0,0,0,.75); }

/* アプリ画面スクショの横スクロール（スマホ特化） */
.shots {
  display: flex; gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory;
  list-style: none; margin: 30px 0 26px; padding: 4px 20px 16px;
  -webkit-overflow-scrolling: touch; scrollbar-width: none;
}
.shots::-webkit-scrollbar { display: none; }
.shot { flex: 0 0 auto; scroll-snap-align: center; width: 240px; }
.shot img { width: 100%; border-radius: 20px; box-shadow: var(--shadow); }

/* 機能チップ */
.feature-chips {
  display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; list-style: none; padding: 0; margin: 6px 0 0;
}
.feature-chips li {
  background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 9px 16px;
  font-size: .9rem; font-weight: 500; color: var(--ink); box-shadow: var(--shadow-sm);
}

/* ---------------- カード ---------------- */
.cards { list-style: none; padding: 0; margin: 34px 0 0; display: grid; gap: 16px; }
.cards--3 { grid-template-columns: 1fr; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 22px; box-shadow: var(--shadow-sm); }
.card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.card p { margin: 0; font-size: .95rem; color: var(--body); }
.card__emoji { font-size: 2rem; display: block; margin-bottom: 10px; }
.card--feature { text-align: left; }

/* 課題カード＝ひとりごと吹き出し（EventChatの世界と響き合わせる） */
.problem-cards .card {
  position: relative; border: none; border-radius: 20px; box-shadow: var(--shadow-sm);
}
.problem-cards .card::after {
  content: ""; position: absolute; left: 36px; bottom: -11px;
  border-left: 11px solid transparent; border-right: 11px solid transparent;
  border-top: 12px solid #fff;
}
.problem-cards li:nth-child(odd) { transform: rotate(-1.1deg); }
.problem-cards li:nth-child(even) { transform: rotate(1.1deg); }
.problem-cards .card h3 { font-family: var(--font-round); }
.feat-ico {
  display: inline-grid; place-items: center; width: 46px; height: 46px; border-radius: 12px;
  background: var(--grad-soft); font-size: 1.4rem; margin-bottom: 12px;
}

/* ================ 出かける日の、3つの時間（EventChat / EventGames / note） ================
   各サービス＝1日の時間帯（出かける前/すきま/帰り道）を持つ「世界カード」。
   生成背景アート＋Zen Maruの丸見出し＋押すと沈むチャンキーボタン。 */
.worlds { display: grid; gap: 18px; margin-top: 34px; }
.world {
  position: relative; overflow: hidden; isolation: isolate;
  border-radius: 26px; padding: 26px 22px 24px; min-height: 460px;
  display: flex; flex-direction: column; box-shadow: var(--shadow);
  color: #fff;
}
/* 背景アートが無くても成立するフォールバックグラデ */
.world--chat  { background: linear-gradient(180deg, #ff7a5f 0%, #c03a2f 100%); }
.world--games { background: linear-gradient(180deg, #33266b 0%, #1a1238 100%); }
.world--note  { background: linear-gradient(180deg, #4a2352 0%, #241127 100%); }
.world__bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; }
.world::before { /* 文字コントラスト用スクリム（上部の文字域と下部CTA域を濃く） */
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(10,4,12,.38) 0%, rgba(10,4,12,.24) 42%, rgba(10,4,12,.30) 62%, rgba(10,4,12,.68) 100%);
}
.world__time {
  align-self: flex-start; font-family: var(--font-round); font-weight: 700; font-size: .84rem;
  color: #fff; background: rgba(10,4,12,.34); border: 1px solid rgba(255,255,255,.5);
  padding: 6px 16px; border-radius: 999px; backdrop-filter: blur(4px);
}
.world__title {
  font-family: var(--font-round); font-weight: 800; color: #fff;
  font-size: clamp(1.4rem, 5.4vw, 1.72rem); line-height: 1.45; letter-spacing: .01em;
  margin: 16px 0 10px; text-wrap: balance;
  text-shadow: 0 2px 6px rgba(10,4,12,.6), 0 4px 26px rgba(10,4,12,.55);
}
.world__desc {
  margin: 0; font-size: .95rem; line-height: 1.8; color: #fff; font-weight: 500;
  max-width: 30em; text-shadow: 0 1px 4px rgba(10,4,12,.6), 0 2px 14px rgba(10,4,12,.5);
}
/* 実画面のチラ見せ（ポラロイド風・実UIそのまま。カード下端でクロップされ本文に干渉しない） */
.world__shotchip {
  position: absolute; right: -8px; bottom: -30px; width: 96px; z-index: 0;
  transform: rotate(-8deg); border: 4px solid #fff; border-radius: 14px; overflow: hidden;
  box-shadow: 0 12px 32px rgba(10,4,12,.45); opacity: .96;
}
.world__shotchip img { width: 100%; display: block; }
.world__foot {
  margin-top: auto; padding-top: 24px; position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: flex-start; gap: 9px;
}
.world__trust { font-size: .8rem; font-weight: 500; color: rgba(255,255,255,.88); }
.world__trust--link { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
.world__trust--link:hover { color: rgba(255,255,255,.8); }

/* 押すと沈むチャンキーボタン（硬いオフセット影＝押しやすさの物理表現） */
.btn-press {
  --press: #333;
  display: inline-flex; align-items: center; gap: 10px; white-space: nowrap;
  min-height: 56px; padding: 14px 30px; border-radius: 999px;
  background: #fff; font-family: var(--font-round); font-weight: 800; font-size: 1.08rem;
  box-shadow: 0 6px 0 var(--press); transition: transform .12s ease, box-shadow .12s ease;
}
.btn-press:hover { transform: translateY(-2px); box-shadow: 0 8px 0 var(--press); text-decoration: none; }
.btn-press:active { transform: translateY(5px); box-shadow: 0 1px 0 var(--press); }
.btn-press:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }
.btn-press--chat  { color: #b3271b; --press: #7e150c; }
.btn-press--games { color: #3d2b8e; --press: #17103f; }
.btn-press--note  { color: #5a2b67; --press: #200e27; }

.cta-icon { width: 72px; height: 72px; border-radius: 18px; margin: 0 auto 6px; display: block; box-shadow: var(--shadow); }
.modal__icon { width: 64px; height: 64px; border-radius: 16px; margin: 0 auto 12px; display: block; }

/* ---------------- 使い方ステップ ---------------- */
.steps { list-style: none; padding: 0; margin: 36px 0 0; display: grid; gap: 16px; counter-reset: step; }
.step { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 22px 22px 68px; position: relative; box-shadow: var(--shadow-sm); }
.step__no {
  position: absolute; left: 18px; top: 20px; width: 36px; height: 36px; border-radius: 50%;
  background: var(--grad); color: #fff; display: grid; place-items: center; font-weight: 800; font-family: var(--font-display);
}
.step h3 { font-size: 1.08rem; margin-bottom: 6px; }
.step p { margin: 0; font-size: .94rem; }

/* ---------------- 利用シーン ---------------- */
.scenes { list-style: none; padding: 0; margin: 34px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.scene { display: flex; align-items: center; gap: 12px; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 16px; box-shadow: var(--shadow-sm); }
.scene span { font-size: 1.6rem; flex: 0 0 auto; }
.scene p { margin: 0; font-size: .92rem; font-weight: 500; color: var(--ink); }

/* ---------------- note ---------------- */

/* ---------------- 最終CTA（お祭りの夜の東京＝生成アート×ブランドグラデ） ---------------- */
.section--cta { background: var(--grad); position: relative; overflow: hidden; }
.cta__bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.section--cta::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(165deg, rgba(122,79,142,.80) 0%, rgba(216,27,119,.74) 100%);
}
.cta-wrap { position: relative; z-index: 2; }
.cta-lead { color: rgba(255,255,255,.94); text-align: center; font-size: 1.06rem; margin: 16px 0 22px; }
.cta-sub { text-align: center; color: rgba(255,255,255,.9); margin-top: 20px; font-size: .95rem; }
.cta-sub a { color: #fff; font-weight: 700; text-decoration: underline; }

/* ---------------- FAQ ---------------- */
.faq { margin-top: 30px; display: grid; gap: 10px; }
.faq__item { background: #fff; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; box-shadow: var(--shadow-sm); }
.faq__item summary {
  list-style: none; cursor: pointer; padding: 18px 46px 18px 20px; font-weight: 700; color: var(--ink); position: relative; font-size: .98rem;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: "＋"; position: absolute; right: 18px; top: 50%; transform: translateY(-50%);
  color: var(--brand); font-weight: 700; transition: transform .2s;
}
.faq__item[open] summary::after { content: "−"; }
.faq__a { padding: 0 20px 18px; }
.faq__a p { margin: 0; font-size: .93rem; color: var(--body); }

/* ---------------- フッター ---------------- */
.site-footer { background: #1f0f26; color: #e9dced; padding: 48px 0 90px; }
.footer__grid { display: grid; gap: 30px; grid-template-columns: 1fr; }
.brand--footer .brand__name { color: #fff; }
.footer__tag { color: rgba(233,220,237,.7); font-size: .9rem; margin: 12px 0 0; }
.footer__h { font-size: .82rem; letter-spacing: .06em; color: #d9a7c7; margin: 0 0 12px; text-transform: none; }
.footer__col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer__col a { color: #e9dced; font-size: .92rem; }
.footer__col a:hover { color: #fff; }
.footer__note { color: rgba(233,220,237,.55); font-size: .78rem; margin: 12px 0 0; }
.footer__bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: 30px; padding-top: 20px; }
.footer__bottom p { margin: 0; color: rgba(233,220,237,.6); font-size: .82rem; }

/* ---------------- モバイル固定CTA ---------------- */
.sticky-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 90;
  display: none; gap: 8px; padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
  background: rgba(255,255,255,.96); backdrop-filter: blur(8px); border-top: 1px solid var(--line);
  box-shadow: 0 -6px 20px rgba(42,19,48,.1);
}
.sticky-cta.is-visible { display: flex; }

/* ---------------- モーダル ---------------- */
.modal { position: fixed; inset: 0; z-index: 300; display: grid; place-items: center; padding: 20px; }
.modal[hidden] { display: none; }
.modal__backdrop { position: absolute; inset: 0; background: rgba(42,19,48,.55); }
.modal__panel {
  position: relative; background: #fff; border-radius: var(--radius-lg); padding: 30px 26px 26px;
  max-width: 420px; width: 100%; box-shadow: var(--shadow-lg); text-align: center;
}
.modal__close { position: absolute; top: 10px; right: 14px; background: none; border: none; font-size: 1.6rem; line-height: 1; color: var(--muted); cursor: pointer; }
.modal__title { font-size: 1.25rem; margin-bottom: 12px; }
.modal__body { color: var(--body); font-size: .96rem; margin: 0 0 20px; }
.modal__actions { display: flex; flex-direction: column; gap: 10px; }

/* ============================ レスポンシブ ============================ */
@media (min-width: 600px) {
  .cards--3 { grid-template-columns: 1fr 1fr; }
  .br-sp { display: none; }
}
@media (min-width: 768px) {
  .section { padding: 84px 0; }
  .hero { padding: 56px 0 70px; }
  .cards--3 { grid-template-columns: 1fr 1fr 1fr; }
  .worlds { grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .world { min-height: 540px; padding: 28px 24px 26px; }
  .steps { grid-template-columns: 1fr 1fr; }
  .scenes { grid-template-columns: 1fr 1fr 1fr; }
  .footer__grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
  .sticky-cta { display: none !important; } /* PCは非表示 */
}
@media (min-width: 900px) {
  .nav { display: flex; }
  .nav-toggle { display: none; }
  .mobile-nav { display: none !important; }
  .hero__inner { max-width: 620px; margin: 0 auto; gap: 22px; }
  .phone { max-width: 288px; }
  .shot { width: 300px; }
}

/* ============================ ダークテーマ対応 ============================ */
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f6ecf3; --body: #e4d6e2; --muted: #b39cb2;
    --surface: #1a0f1f; --blush: #241329; --lav: #201626; --line: #3a2740;
    --shadow-sm: 0 2px 10px rgba(0,0,0,.4);
    --shadow: 0 12px 34px rgba(0,0,0,.5);
    --shadow-lg: 0 24px 60px rgba(0,0,0,.55);
    --grad-soft: linear-gradient(135deg, #2a1a33 0%, #35182c 100%);
  }
  body { background: var(--surface); }
  .card, .duo__col, .step, .scene, .faq__item { background: #241329; }
  .site-header { background: rgba(26,15,31,.9); }
  .site-header .brand__icon { filter: invert(1); } /* ダーク時はヘッダーも濃色→ピクトグラム白 */
  .problem-cards .card::after { border-top-color: #241329; }
  .hero__skyline { display: none; } /* multiply前提の淡アートは夜テーマでは出さない */
  .mobile-nav { background: #241329; }
  .eyebrow { background: #33203a; color: #ff9ec7; }
  .btn--ghost { color: var(--ink); }
  .sticky-cta { background: rgba(26,15,31,.96); }
  .modal__panel { background: #241329; }
  .hero__shot { border-color: rgba(255,255,255,.1); }
}
:root[data-theme="dark"] {
  --ink: #f6ecf3; --body: #e4d6e2; --muted: #b39cb2;
  --surface: #1a0f1f; --blush: #241329; --lav: #201626; --line: #3a2740;
  --grad-soft: linear-gradient(135deg, #2a1a33 0%, #35182c 100%);
}
:root[data-theme="dark"] body { background: var(--surface); }
:root[data-theme="dark"] .card,
:root[data-theme="dark"] .duo__col,
:root[data-theme="dark"] .step,
:root[data-theme="dark"] .scene,
:root[data-theme="dark"] .faq__item { background: #241329; }
:root[data-theme="dark"] .eyebrow { background: #33203a; color: #ff9ec7; }
:root[data-theme="dark"] .site-header .brand__icon { filter: invert(1); }
:root[data-theme="dark"] .problem-cards .card::after { border-top-color: #241329; }
:root[data-theme="dark"] .hero__skyline { display: none; }
:root[data-theme="light"] .site-header .brand__icon { filter: none; }
:root[data-theme="light"] .hero__skyline { display: block; }
:root[data-theme="light"] .problem-cards .card::after { border-top-color: #fff; }
:root[data-theme="light"] {
  --ink: #2a1330; --body: #3f2b45; --surface: #ffffff; --blush: #fdeff6; --lav: #f5f0fb; --line: #efe1ea;
}