/* =========================================================
   チラミュー プロモーションサイト 共通スタイル
   (ユーザー向け /index.html・主催者向け /organizer/index.html で共用)
   ========================================================= */
/* =========================================================
   Design tokens — ここを書き換えるだけで全体のトーンが変わります
   ========================================================= */
:root {
  --color-bg: #ffffff;
  --color-surface: #f2f2f0;      /* カード・セクション背景 */
  --color-surface-2: #e6e6e3;    /* 画像プレースホルダー */
  --color-text: #1a1a1a;
  --color-text-sub: #6b6b6b;
  --color-border: #dcdcd8;
  --color-primary: #4a6cf7;      /* ボタン(アプリのアクセントカラー) */
  --color-on-primary: #ffffff;
  --color-accent: #4a6cf7;       /* アイコン・リンクなど */
  --color-marker: #ffe45c;       /* 見出しに引く蛍光ペン風のライン */
  --color-footer: #ededea;

  --font-base: "Inter", "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-pill: 999px;

  --container: 1120px;
  --header-h: 64px;              /* ヘッダーの高さ(ロゴは大きく、上下の余白は詰める) */
  --gutter: clamp(20px, 4vw, 40px);
  --section-space: clamp(64px, 10vw, 120px);

  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
/* ダークモードには対応しない(端末がダークモードでも白背景で表示する)。
   ロゴ・イラスト・マーカーが白背景前提のデザインのため */
:root { color-scheme: light; }

/* =========================================================
   Base
   ========================================================= */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(env(safe-area-inset-top, 0px) + var(--header-h) + 8px); }
body {
  margin: 0;
  font-family: var(--font-base);
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
:focus-visible { outline: 2px solid var(--color-text); outline-offset: 3px; border-radius: 4px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; animation: none !important; }
}

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-space) 0; }

.section-head { text-align: center; margin-bottom: clamp(32px, 5vw, 56px); }
.section-head h2 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 600; letter-spacing: -0.01em; line-height: 1.4; }
.section-head p { margin-top: 12px; color: var(--color-text-sub); max-width: 36em; margin-inline: auto; }
.section-head--wide p { max-width: none; }   /* 説明文をコンテンツ幅いっぱいに使う */

/* プレースホルダー画像（実画像に差し替え） */
.ph { background: var(--color-surface-2); border-radius: var(--radius-md); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 0 20px;
  border-radius: var(--radius-pill);
  font-size: 0.875rem; font-weight: 600;
  background: var(--color-primary); color: var(--color-on-primary);
  border: 1px solid var(--color-primary);
  cursor: pointer; transition: opacity .2s;
}
.btn:hover { opacity: .82; }
.btn--sm { min-height: 36px; padding: 0 16px; font-size: 0.8125rem; }

/* =========================================================
   Header / Nav
   ========================================================= */
.header {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.header__inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 24px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.125rem; }
.logo__mark { width: 28px; height: 28px; border-radius: 8px; background: var(--color-text); }
.nav ul { display: flex; gap: 32px; font-size: 0.875rem; }
.nav a { color: var(--color-text-sub); transition: color .2s; }
.nav a:hover { color: var(--color-text); }
.nav-toggle { display: none; }

@media (max-width: 860px) {
  .nav, .header__cta { display: none; }
  .nav-toggle {
    display: inline-flex; flex-direction: column; justify-content: center; gap: 5px;
    width: 44px; height: 44px; padding: 0 11px;
    background: none; border: 0; cursor: pointer; color: var(--color-text);
  }
  .nav-toggle span { display: block; height: 2px; background: currentColor; border-radius: 2px; transition: transform .2s, opacity .2s; }
  .header.is-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .header.is-open .nav-toggle span:nth-child(2) { opacity: 0; }
  .header.is-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .header.is-open .nav {
    display: block; position: absolute; left: 0; right: 0; top: var(--header-h);
    background: var(--color-bg); border-bottom: 1px solid var(--color-border);
    padding: 8px var(--gutter) 24px;
  }
  .header.is-open .nav ul { flex-direction: column; gap: 0; font-size: 1rem; }
  .header.is-open .nav a { display: block; padding: 14px 0; border-bottom: 1px solid var(--color-border); color: var(--color-text); }
}

/* =========================================================
   Hero
   ========================================================= */
.hero { padding-block: clamp(40px, 7vw, 80px) 0; }
.hero__grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(32px, 5vw, 64px); align-items: center; }
.badge {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 6px 14px 6px 6px;
  border: 1px solid var(--color-border); border-radius: var(--radius-pill);
  font-size: 0.8125rem; color: var(--color-text-sub);
}
.badge__avatars { display: flex; }
.badge__avatars span { width: 22px; height: 22px; border-radius: 50%; background: var(--color-surface-2); border: 2px solid var(--color-bg); margin-left: -6px; }
.badge__avatars span:first-child { margin-left: 0; }
.hero h1 {
  margin-top: 20px;
  font-size: clamp(1.875rem, 4vw, 2.875rem);
  font-weight: 700; line-height: 1.25; letter-spacing: -0.02em;
}
.hero__lead { margin-top: 20px; color: var(--color-text-sub); font-size: 1.0625rem; max-width: 32em; }
.hero__actions { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 12px; }
.hero__visual { aspect-ratio: 4 / 5; border-radius: var(--radius-lg); }
@media (max-width: 860px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__visual { aspect-ratio: 4 / 3; order: -1; } /* スマホでは画像をバッジの上に */
}

/* =========================================================
   Partners
   ========================================================= */
.partners { padding-top: clamp(48px, 7vw, 72px); text-align: center; }
.partners p { font-size: 0.8125rem; color: var(--color-text-sub); }
.partners ul { margin-top: 20px; display: flex; flex-wrap: wrap; justify-content: center; gap: 16px 48px; }
.partners li { font-weight: 600; font-size: 1.125rem; color: var(--color-text-sub); opacity: .7; }
/* 実際のロゴ画像を使う場合: <li><img src="logo.svg" alt="社名" height="28"></li> */

/* =========================================================
   Features（大小のカードを組み合わせたグリッド）
   ========================================================= */
.features__grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.feature {
  background: var(--color-surface); border-radius: var(--radius-lg);
  padding: 24px; min-height: 220px;
  display: flex; flex-direction: column; justify-content: flex-end;
}
.feature h3 { font-size: 1.125rem; font-weight: 600; }
.feature p { margin-top: 6px; font-size: 0.9375rem; color: var(--color-text-sub); }
.feature--w8 { grid-column: span 8; }
.feature--w4 { grid-column: span 4; }
.feature--w5 { grid-column: span 5; }
.feature--w7 { grid-column: span 7; }
@media (max-width: 860px) {
  .feature--w8, .feature--w4, .feature--w5, .feature--w7 { grid-column: span 12; }
  .feature { min-height: 180px; }
}

/* =========================================================
   Why us
   ========================================================= */
.why__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.why-item { background: var(--color-surface); border-radius: var(--radius-md); padding: 24px; }
/* タイトル: 大きめの太字に、下半分へ明るい色のマーカーを引く */
.why-item h3 {
  display: inline;
  font-size: 1.25rem; font-weight: 700; line-height: 1.6;
  background: linear-gradient(transparent 60%, var(--color-marker) 60%);
  padding-inline: 2px;
  -webkit-box-decoration-break: clone; box-decoration-break: clone; /* 2行に折り返してもマーカーが途切れない */
}
.why-item p { margin-top: 12px; font-size: 0.9375rem; color: var(--color-text-sub); line-height: 1.8; }
.why__grid--3 { grid-template-columns: repeat(3, 1fr); }   /* 6項目を横3×縦2で */
@media (max-width: 860px) { .why__grid, .why__grid--3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .why__grid, .why__grid--3 { grid-template-columns: 1fr; } }

/* =========================================================
   FAQ
   ========================================================= */
.faq__grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: clamp(32px, 5vw, 64px); align-items: start; }
.faq__head h2 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 600; line-height: 1.4; }
.faq__head p { margin-top: 12px; color: var(--color-text-sub); }
.faq__list { display: flex; flex-direction: column; gap: 8px; }
.faq-item { background: var(--color-surface); border-radius: var(--radius-sm); }
.faq-item summary {
  list-style: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 16px 20px; font-weight: 500; font-size: 0.9375rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 1.25rem; font-weight: 400; line-height: 1; transition: transform .2s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item__body { padding: 0 20px 18px; color: var(--color-text-sub); font-size: 0.9375rem; }
@media (max-width: 860px) { .faq__grid { grid-template-columns: 1fr; } }

/* =========================================================
   CTA
   ========================================================= */
.cta__box {
  position: relative; overflow: hidden;
  background: var(--color-surface); border-radius: var(--radius-lg);
  display: grid; grid-template-columns: 1fr 1fr; align-items: end;
  min-height: 300px;
}
.cta__text { padding: clamp(28px, 5vw, 48px); align-self: center; }
.cta__text h2 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 700; line-height: 1.4; }
.cta__text p { margin-top: 12px; color: var(--color-text-sub); }
.cta__text .btn { margin-top: 24px; }
.cta__visual { position: relative; height: 100%; min-height: 260px; }
.cta__visual .ph { position: absolute; border-radius: var(--radius-md); border: 6px solid var(--color-bg); }
.cta__visual .ph:nth-child(1) { left: 0; bottom: -6px; width: 46%; height: 72%; }
.cta__visual .ph:nth-child(2) { right: 24px; top: -6px; width: 46%; height: 78%; }
@media (max-width: 720px) {
  .cta__box { grid-template-columns: 1fr; }
  .cta__visual { min-height: 200px; }
}

/* --- 背景画像つきCTA(トップページ) --- */
.cta__box--bg {
  display: flex; align-items: center;
  min-height: clamp(255px, 30vw, 360px);
  background: #ffffff url("../images/cta-bg.jpg") 70% center / cover no-repeat;
  border: 1px solid var(--color-surface-2);
}
/* PC: 文字の下(左側)だけ白くぼかして読みやすくする。イラストの大部分はそのまま見せる */
.cta__box--bg::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, rgba(255,255,255,.94) 0%, rgba(255,255,255,.85) 40%, rgba(255,255,255,0) 56%);
}
.cta__box--bg .cta__text { position: relative; max-width: 30em; }
@media (max-width: 720px) {
  /* スマホ: イラストを下に置き、ダウンロードボタンの下あたりから始める。
     イラストの上端だけ白にふんわり溶け込ませ、境目を作らない */
  .cta__box--bg {
    --cta-illust-h: 260px;     /* イラストの表示の高さ */
    --cta-fade: 70px;          /* 上端をぼかす幅 */
    align-items: flex-start;
    padding-bottom: calc(var(--cta-illust-h) - var(--cta-fade));
    background: #ffffff url("../images/cta-bg.jpg") 72% bottom / auto var(--cta-illust-h) no-repeat;
  }
  .cta__box--bg::before {
    background: linear-gradient(180deg,
      #ffffff 0,
      #ffffff calc(100% - var(--cta-illust-h)),
      rgba(255,255,255,0) calc(100% - var(--cta-illust-h) + var(--cta-fade)));
  }
}

/* =========================================================
   利用規約・プライバシーポリシー
   ========================================================= */
.legal { padding-block: clamp(40px, 7vw, 72px) 0; }
.legal__inner { max-width: 800px; }
.legal h1 { font-size: clamp(1.75rem, 4vw, 2.25rem); font-weight: 700; line-height: 1.4; }
.legal__lead { margin-top: 24px; }
.legal__date { margin-top: 12px; font-size: 0.875rem; color: var(--color-text-sub); }
.legal__article { margin-top: 48px; }
.legal__article h2 {
  font-size: 1.1875rem; font-weight: 700; line-height: 1.5;
  padding-bottom: 10px; border-bottom: 1px solid var(--color-border);
}
.legal__article h3 { margin-top: 24px; font-size: 1rem; font-weight: 700; }
.legal__article p { margin-top: 14px; }
.legal__article ol, .legal__article .legal__ul { margin: 14px 0 0; padding-left: 1.6em; }
.legal__article ol { list-style: decimal; }
.legal__article .legal__ul { list-style: disc; }
.legal__article li { margin-top: 8px; padding-left: 4px; }
.legal__article ol.legal__sub { margin-top: 8px; list-style: none; padding-left: 0.5em; counter-reset: sub; }
.legal__article ol.legal__sub > li { counter-increment: sub; margin-top: 6px; padding-left: 2.2em; text-indent: -2.2em; }
.legal__article ol.legal__sub > li::before { content: "(" counter(sub) ") "; display: inline-block; width: 2.2em; text-indent: 0; }
.legal__article a { color: var(--color-accent); text-decoration: underline; text-underline-offset: 2px; }
.legal__end { padding-top: 24px; border-top: 1px solid var(--color-border); }
.legal__table-wrap { overflow-x: auto; margin-top: 14px; }
.legal__table { width: 100%; border-collapse: collapse; margin-top: 14px; font-size: 0.9375rem; }
.legal__table-wrap .legal__table { margin-top: 0; min-width: 560px; }
.legal__table th, .legal__table td { border: 1px solid var(--color-border); padding: 10px 14px; text-align: left; vertical-align: top; line-height: 1.7; }
.legal__table th { background: var(--color-surface); font-weight: 600; white-space: nowrap; }
.legal__table--list th { white-space: normal; }
/* 要確認・差し替えが必要な箇所(公開前にすべて置き換える) */
mark.todo { background: #ffe45c; color: inherit; padding: 0 3px; border-radius: 3px; }

/* =========================================================
   Footer
   ========================================================= */
.footer { margin-top: var(--section-space); background: var(--color-footer); padding-block: 40px 28px; }
.footer__grid { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 40px; }   /* 左のロゴ・説明文の列を広く、残り3列は均等 */
.footer__brand p { margin-top: 8px; color: var(--color-text-sub); font-size: 0.875rem; max-width: 32em; }
.footer__form { margin-top: 20px; display: flex; gap: 8px; max-width: 360px; }
.footer__form input {
  flex: 1; min-width: 0; height: 40px; padding: 0 14px;
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  background: var(--color-bg); color: var(--color-text); font: inherit; font-size: 0.875rem;
}
.footer__form .btn { border-radius: var(--radius-sm); min-height: 40px; }
.footer h3 { font-size: 0.875rem; font-weight: 600; margin-bottom: 14px; }
.footer li + li { margin-top: 8px; }
.footer li a { font-size: 0.8125rem; color: var(--color-text-sub); }
.footer li a:hover { color: var(--color-text); }
.footer__bottom { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--color-border); font-size: 0.75rem; color: var(--color-text-sub); }
@media (max-width: 860px) {
  .footer__grid { grid-template-columns: repeat(3, 1fr); }
  .footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 480px) { .footer__grid { grid-template-columns: repeat(2, 1fr); } }

[hidden] { display: none !important; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* =========================================================
   チラミュー用の追加スタイル
   ========================================================= */
.logo { line-height: 0; }
.logo img { height: 44px; width: auto; }          /* ヘッダー */
.footer .logo img { height: 48px; }               /* フッター */

/* ストアバッジ(Apple・Googleの公式バッジ画像を images/ に置く) */
.store-badges { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.store-badge { display: inline-flex; align-items: center; }
.store-badge img { height: 44px; width: auto; }  /* App Store・Google Playとも同じ高さ */
.store-note { margin-top: 10px; font-size: 0.8125rem; color: var(--color-text-sub); }
.hero .store-badges { margin-top: 32px; }
.cta__text .store-badges { margin-top: 24px; }

/* 枠線だけのボタン */
.btn--ghost { background: transparent; color: var(--color-text); border-color: var(--color-border); }

/* 画像プレースホルダーの中に「どの画像を入れるか」をうっすら表示 */
.ph { display: grid; place-items: center; text-align: center; color: var(--color-text-sub); font-size: 0.75rem; padding: 12px; }

/* ヒーローのバッジ(アバターの代わりにドット) */
.badge { padding-left: 14px; }
.badge__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-accent); }

/* 掲載中のチラシ(Partnersの置き換え) */
.flyers { padding-top: clamp(48px, 7vw, 72px); }
.flyers__lead { text-align: center; font-size: 1rem; color: var(--color-text-sub); }   /* 「チラミューの特長」の説明文と同じ大きさ */
.flyers__viewport { margin-top: 24px; overflow: hidden; pointer-events: none; }  /* 見せるだけ。クリック・ホバーの反応なし */
.flyers__track { display: flex; gap: 18px; width: max-content; padding-inline: 9px; }
.flyers__viewport.is-moving .flyers__track { animation: flyers-scroll var(--flyers-duration, 60s) linear infinite; }
@keyframes flyers-scroll { to { transform: translateX(-50%); } }
/* 端末で「視差効果を減らす」設定でも流す(全体のアニメーション停止より優先させる) */
@media (prefers-reduced-motion: reduce) {
  .flyers__viewport.is-moving .flyers__track { animation: flyers-scroll var(--flyers-duration, 60s) linear infinite !important; }
}
/* アプリのサムネイルと同じ見せ方: A4比率の枠に切らずに収め、余白は白っぽくぼかした同じ画像で埋める */
.flyer {
  position: relative; flex: 0 0 auto;
  width: clamp(150px, 18vw, 210px); aspect-ratio: 1 / 1.414;   /* スマホ150px〜PC210px */
  border-radius: var(--radius-sm); overflow: hidden;
  background: var(--color-surface-2);
}
.flyer img { position: absolute; inset: 0; width: 100%; height: 100%; }
.flyer__bg { object-fit: cover; filter: blur(16px); transform: scale(1.2); }
.flyer::after { content: ""; position: absolute; inset: 0; background: rgba(255,255,255,.6); }
.flyer__main { object-fit: contain; z-index: 1; }
/* 読み込み中の枠 */
.flyer--skeleton::after { display: none; }

/* 機能カードに画像枠を追加 */
.feature { gap: 20px; }
.feature__visual { flex: 1; min-height: 160px; border-radius: var(--radius-md); background: var(--color-surface-2); }
.feature--w8 .feature__visual, .feature--w7 .feature__visual { min-height: 220px; }
/* 画像をはめ込む場合: 枠いっぱいに表示し、はみ出した上下は切り取る */
img.feature__visual { display: block; width: 100%; height: 0; object-fit: cover; object-position: center; contain: size; } /* contain: 画像本来の縦横比でカードが伸びないようにする */


/* 見出しを文節で改行(対応ブラウザのみ) */
h1, h2, h3 { word-break: auto-phrase; }
.nowrap { white-space: nowrap; }
/* PCだけ改行する(画面幅900px未満では改行せず、自然に折り返す) */
.br-pc { display: none; }
@media (min-width: 900px) { .br-pc { display: inline; } }

/* =========================================================
   主催者ページ
   ========================================================= */

/* --- Hero: 全面背景テクスチャ+中央寄せ --- */
.hero--center {
  position: relative; overflow: hidden;
  padding-block: clamp(72px, 12vw, 136px);
  text-align: center;
  background-color: var(--color-surface);
}
/* 背景テクスチャ: ドットの格子+アクセントカラーのやわらかい光。
   画像に差し替える場合は ::before の background を
   url("../images/organizer-hero-bg.jpg") center / cover no-repeat; にする */
.hero--center::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(circle at 1px 1px, color-mix(in srgb, var(--color-text) 14%, transparent) 1px, transparent 0) 0 0 / 22px 22px,
    radial-gradient(60% 70% at 12% 10%, color-mix(in srgb, var(--color-accent) 16%, transparent), transparent 70%),
    radial-gradient(55% 65% at 90% 95%, color-mix(in srgb, var(--color-accent) 12%, transparent), transparent 70%);
  /* 中央の文字まわりはドットを薄くして読みやすく */
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 50% 50%, rgba(0,0,0,.35), #000 80%);
          mask-image: radial-gradient(ellipse 70% 80% at 50% 50%, rgba(0,0,0,.35), #000 80%);
}
.hero--center .container { position: relative; z-index: 1; }
.hero__center { max-width: 880px; margin-inline: auto; display: flex; flex-direction: column; align-items: center; }
.hero--center .badge { background: var(--color-bg); }
.hero--center .hero__lead { margin-inline: auto; max-width: none; }
.hero--center .hero__actions { justify-content: center; }
.hero--center .btn--ghost { background: var(--color-bg); }

/* --- 管理画面の機能: 横2×縦2 --- */
.admin__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.admin-item { background: var(--color-surface); border-radius: var(--radius-lg); padding: 16px 16px 24px; }
.admin-item__image {
  width: 100%; aspect-ratio: 16 / 10; object-fit: cover;
  border-radius: var(--radius-md); background: var(--color-surface-2);
}
img.admin-item__image { display: block; }
.admin-item h3 { margin-top: 20px; padding-inline: 8px; font-size: 1.0625rem; font-weight: 600; }
.admin-item p { margin-top: 8px; padding-inline: 8px; font-size: 0.9375rem; color: var(--color-text-sub); line-height: 1.8; }
@media (max-width: 640px) { .admin__grid { grid-template-columns: 1fr; } }

/* --- 掲載までの流れ: 縦並び(番号を線でつなぐ) --- */
.steps { max-width: 720px; margin: 0 auto; padding: 0; list-style: none; }
.step { position: relative; display: grid; grid-template-columns: 40px 1fr; gap: 20px; padding-bottom: 32px; }
.step:last-child { padding-bottom: 0; }
.step:not(:last-child)::before {
  content: ""; position: absolute; left: 19px; top: 44px; bottom: 4px;
  width: 2px; background: var(--color-border);
}
.step__num {
  width: 40px; height: 40px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--color-accent); color: #fff; font-weight: 700; font-size: 0.9375rem;
}
.step__body { padding-top: 5px; } /* 枠なし。タイトルの1行目を番号の丸と高さを揃える */
/* タイトル: 下半分に蛍光ペンのようなマーカーを引く */
.step h3 {
  display: inline;
  font-size: 1.1875rem; font-weight: 700; line-height: 1.6;
  background: linear-gradient(transparent 58%, color-mix(in srgb, var(--color-accent) 30%, transparent) 58%);
  padding-inline: 2px;
  -webkit-box-decoration-break: clone; box-decoration-break: clone; /* 2行に折り返してもマーカーが途切れない */
}
.step p { margin-top: 10px; font-size: 0.9375rem; color: var(--color-text-sub); line-height: 1.8; }

/* フッター: 主催者向けリンク */
.footer__organizer { margin-top: 20px; }

/* =========================================================
   掲載のお申し込み(/organizer/apply/)
   ========================================================= */
.apply { padding-block: clamp(40px, 7vw, 72px) 0; }
.apply__inner { max-width: 680px; }
.apply h1 { font-size: clamp(1.75rem, 4vw, 2.25rem); font-weight: 700; line-height: 1.4; }
.apply__lead { margin-top: 16px; color: var(--color-text-sub); }

.apply-steps { display: flex; gap: 8px; margin: 32px 0 0; padding: 0; list-style: none; counter-reset: none; }
.apply-steps__item {
  flex: 1; display: flex; align-items: center; gap: 8px;
  padding-bottom: 10px; border-bottom: 3px solid var(--color-border);
  font-size: 0.8125rem; font-weight: 600; color: var(--color-text-sub); line-height: 1.4;
}
.apply-steps__num {
  flex: none; width: 24px; height: 24px; border-radius: 50%;
  display: grid; place-items: center; font-size: 0.75rem;
  background: var(--color-surface-2); color: var(--color-text-sub);
}
.apply-steps__item.is-current { color: var(--color-text); border-color: var(--color-primary); }
.apply-steps__item.is-current .apply-steps__num { background: var(--color-primary); color: #fff; }
.apply-steps__item.is-done { border-color: var(--color-primary); }
.apply-steps__item.is-done .apply-steps__num { background: color-mix(in srgb, var(--color-primary) 18%, #fff); color: var(--color-primary); }
@media (max-width: 480px) { .apply-steps__item { flex-direction: column; align-items: flex-start; gap: 6px; font-size: 0.75rem; } }

.apply-card { margin-top: 24px; background: var(--color-surface); border-radius: var(--radius-lg); padding: clamp(24px, 5vw, 40px); }
.apply-panel h2 { font-size: 1.25rem; font-weight: 700; line-height: 1.5; }
.apply-panel__desc { margin-top: 8px; font-size: 0.9375rem; color: var(--color-text-sub); }
.apply-email { color: var(--color-text); word-break: break-all; }
.apply-panel__submit { margin-top: 28px; width: 100%; }
.apply-panel__submit:disabled { opacity: .5; cursor: default; }
.apply-panel__links { margin-top: 16px; display: flex; justify-content: center; gap: 24px; flex-wrap: wrap; }
.link-btn { background: none; border: 0; padding: 4px 0; font: inherit; font-size: 0.875rem; color: var(--color-accent); cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.apply-notice { margin-top: 12px; text-align: center; font-size: 0.875rem; color: var(--color-text-sub); }
.apply-error {
  margin-top: 20px; padding: 12px 14px; border-radius: var(--radius-sm);
  background: #fdecec; color: #b42318; font-size: 0.875rem; white-space: pre-line;
}

.field { margin-top: 24px; }
.field label { display: flex; align-items: center; gap: 8px; font-size: 0.875rem; font-weight: 600; }
.field__req { font-size: 0.6875rem; font-weight: 600; color: #fff; background: var(--color-text-sub); border-radius: 4px; padding: 1px 6px; line-height: 1.6; }
.field input, .field textarea {
  display: block; width: 100%; margin-top: 8px; padding: 12px 14px;
  font: inherit; font-size: 1rem; line-height: 1.6; color: var(--color-text);
  background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-sm);
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 20%, transparent); }
.field__code { max-width: 200px; letter-spacing: .4em; font-size: 1.25rem !important; font-family: "Inter", monospace !important; }
.field__hint { margin-top: 6px; font-size: 0.8125rem; color: var(--color-text-sub); }
.check { display: flex; align-items: flex-start; gap: 10px; margin-top: 28px; font-size: 0.9375rem; cursor: pointer; }
.check input { margin-top: 6px; width: 18px; height: 18px; accent-color: var(--color-primary); flex: none; }
.check a { color: var(--color-accent); text-decoration: underline; text-underline-offset: 2px; }

.apply-done p { margin-top: 12px; }
.apply-done .btn { margin-top: 28px; }
.apply-done:focus { outline: none; }