/* =============================================
   足助新聞 謎めぐり - 共通スタイル（contain版）
   ============================================= */

/* ===== Reset ===== */
*,*::before,*::after{box-sizing:border-box}
html,body{height:100%}
img,picture,video,canvas,svg{display:block;max-width:100%}
input,button,textarea,select{font:inherit}
a{color:inherit;text-decoration:none}

/* ===== Root（色・寸法・ヒーロー画像） ===== */
:root{
  --accent:#ba3623;           /* 深い赤系 */
  --accent-2:#a42e20;         /* アクセント濃色 */
  --bg:#ffffff;
  --text:#0a0a0a;
  --muted:#6b7280;
  --header-h:64px;
  --container:1100px;

  /* フォールバック（古いブラウザでも確実に表示） */
  --hero-image: url("images/hero.jpg");
}

/* 対応ブラウザでは高解像度を優先 */
@supports (background: image-set(url("x") 1x)) {
  :root{
    /* 縦寄り・共通デフォルト */
    --hero-image: image-set(
      url("images/hero.jpg") 1x,
      url("images/hero_2560_1440.jpg") 2x
    );
  }
  @media (min-width:900px){
    :root{
      /* 横長画面向け（名前は例。実ファイルに合わせてOK） */
      --hero-image: image-set(
        url("images/hero_2560_1440.jpg") 1x,
        url("images/hero.jpg") 2x
      );
    }
  }
}

/* ===== Body（和紙風 背景） ===== */
body{
  margin:0;line-height:1.6;-webkit-font-smoothing:antialiased;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Noto Sans JP,Helvetica,Arial,"Hiragino Kaku Gothic ProN","Yu Gothic UI","Yu Gothic",Meiryo,sans-serif;
  color:var(--text);

  /* 和紙テクスチャ */
  --washi-base:#faf5ee;
  background:var(--washi-base);
  background-image:
    radial-gradient(circle at 20% 10%, rgba(0,0,0,.02) 0 2px, transparent 3px),
    radial-gradient(circle at 80% 0%, rgba(0,0,0,.015) 0 2px, transparent 3px),
    repeating-linear-gradient(45deg, rgba(0,0,0,.012) 0 2px, transparent 2px 6px);
  background-blend-mode:multiply,normal,normal;
}

/* 印刷時は無地 */
@media print{ body{ background:#fff !important; background-image:none !important }}

/* ===== Utilities ===== */
.container{width:min(calc(100% - 2rem), var(--container));margin-inline:auto}
.section{padding:64px 0}
.section h2{font-size:clamp(1.25rem,2.5vw+0.75rem,2rem);line-height:1.25;margin:0 0 1rem;font-weight:800}
.lead{font-size:clamp(1rem,0.6vw+0.9rem,1.125rem);color:#111}
.muted{color:var(--muted)}
.btn{display:inline-block;padding:.85rem 1.15rem;border-radius:999px;font-weight:700;border:1px solid currentColor}
.btn.primary{background:var(--accent);color:#fff;border-color:transparent}
.btn.primary:hover{background:var(--accent-2)}
.btn.ghost{color:var(--accent);border-color:var(--accent)}



/* ===== Skip link ===== */
.skip-link{position:absolute;inset-inline-start:0;top:-40px;background:#111;color:#fff;padding:.5rem .75rem;z-index:1000}
.skip-link:focus{top:0}

.sr-only{
  position:absolute!important; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0); clip-path:inset(50%);
  white-space:nowrap; border:0;
}

/* ===== Header / Nav ===== */
.site-header{position:sticky;top:0;z-index:900;background:rgba(255,255,255,.9);backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid #eee}
.site-header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--header-h)}

/* ロゴ画像は高さ固定・横は比率維持で可変 */
.logo img{
  display:block;
  height:40px;         /* 基本サイズ：40px */
  width:auto;
}

/* 大きい画面では少しだけ大きく */
@media (min-width:980px){
  .logo img{ height:44px; }
}

.logo{display:flex;align-items:center;gap:.6rem;font-weight:900;letter-spacing:.02em}
.logo .badge{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:8px;background:var(--accent);color:#fff;font-size:.85rem;font-weight:900}

/* Desktop nav */
.nav-desktop{display:flex;gap:.75rem}
.nav-desktop a{padding:.5rem .75rem;border-radius:10px}
.nav-desktop a:hover{background:#f3f4f6}

/* Mobile menu button */
.menu-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;border:1px solid #e5e7eb;background:#fff}
.menu-toggle:focus-visible{outline:3px solid #94a3b8;outline-offset:2px}
.menu-toggle .bars{position:relative;display:block;width:20px;height:2px;background:#111}
.menu-toggle .bars::before,.menu-toggle .bars::after{content:"";position:absolute;inset-inline:0;height:2px;background:#111}
.menu-toggle .bars::before{top:-6px}
.menu-toggle .bars::after{top:6px}

/* Mobile panel (drawer) */
.nav-scrim{position:fixed;inset:0;background:rgba(0,0,0,.35);opacity:0;pointer-events:none;transition:opacity .25s ease;z-index:890}
.nav-panel{position:fixed;inset:0 0 0 auto;width:min(88vw,360px);background:#fff;transform:translateX(100%);transition:transform .3s ease;z-index:900;display:flex;flex-direction:column}
.nav-panel header{display:flex;align-items:center;justify-content:space-between;padding:1rem;border-bottom:1px solid #eee}
.nav-panel header .title{font-weight:800}
.nav-panel nav{display:grid;padding:.5rem}
.nav-panel nav a{padding:.9rem 1rem;border-radius:12px;border:1px solid transparent}
.nav-panel nav a:hover{background:#f3f4f6}

/* 閉じるボタンを✕アイコンに */
.nav-panel .close{margin:.5rem 1rem 1rem;border:1px solid #e5e7eb;border-radius:12px;height:44px;width:44px;display:inline-grid;place-items:center;padding:0;background:#fff;position:relative;color:#111;font-size:0}
.nav-panel .close::before{content:"✕";font-size:20px;line-height:1}
.nav-panel .close:focus-visible{outline:3px solid #94a3b8;outline-offset:2px}
.nav-panel .close:active{transform:scale(.98)}

.nav-open .nav-panel{transform:translateX(0)}
.nav-open .nav-scrim{opacity:1;pointer-events:auto}
.no-scroll{overflow:hidden}

/* ===== Hero（画像全体を常に表示：contain） ===== */
.hero{
  position:relative;
  width: 100%;
  aspect-ratio: 16 / 9;                     /* ← 画像の比率に合わせる */
  background: var(--hero-image, url("images/hero.jpg"))
              center / contain no-repeat;   /* 常に全体表示、トリミングなし */
}

/* containとオーバーレイは相性が悪いので無効化 */
.hero::before{ content:none; }

/* hero内に画像だけ置く場合の見た目（任意） */
.hero-content{
  position:relative;
  text-align:center;
  max-width:900px;
}
.hero-content img{
  height:auto;
  display:block;
  margin:0 auto;
  filter:drop-shadow(0 4px 12px rgba(0,0,0,.3));
}

/* ===== Sections ===== */
section{scroll-margin-top:calc(var(--header-h) + 16px)}
.grid{display:grid;gap:1rem}
@media (min-width:768px){.grid.cols-2{grid-template-columns:1fr 1fr}}

/* 「遊び方」：デスクトップ(≥980px)では4カラム1列に */
@media (min-width: 980px){
  #how .grid.cols-2{
    grid-template-columns: repeat(4, 1fr);
  }
}

.card{border:1px solid #e5e7eb;border-radius:16px;padding:1rem;background:#fff;box-shadow:0 1px 0 rgba(0,0,0,.02)}

/* Features */
.icon{width:28px;height:28px}
.features{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}
.feature{background:#fff;border:1px solid #e5e7eb;border-radius:16px;padding:1rem;box-shadow:0 6px 16px rgba(0,0,0,.06)}
.feature h3{margin:.25rem 0 .5rem;}
.feature p{margin:0;color:#374151;font-size:.95rem}



/* 画像に文章を回り込ませる（四角形） */
#features .card .wrap{
  float: left;
  width: 96px;
  height: 96px;      /* shape系を使う場合は高さ必須 */
  /*object-fit: cover;  正方形トリミング */
  margin: 2px 12px 6px 0;
}

/* カードが画像フロートを内包するためのclearfix */
#features .card::after{
  content:"";
  display:block;
  clear: both;
}

/* 狭い画面では縦積みに（読みやすさ優先） */
/*@media (max-width: 480px){
  #features .card .wrap{
    float:none;
    display:block;
    margin: 0 0 8px 0;
  }
}


/* How to Play */
.steps{counter-reset:step}
.steps li{list-style:none;display:grid;grid-template-columns:auto 1fr;gap:.75rem;align-items:start;padding:.85rem 0;border-bottom:1px dashed #e5e7eb}
.steps li:last-child{border-bottom:none}
.steps li::before{counter-increment:step;content:counter(step);display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:#111;color:#fff;font-weight:800}

#how h3{color:#003455;font-size:1.05rem}
#how p{margin:0;font-size:.95rem}
#how a:hover{text-decoration:underline}



/* Tickets */
.price{font-size:1.35rem;font-weight:900}


/* 商品券お店一覧：開閉パネル */
.shop-panel{
  margin-top: .75rem;
  border:1px solid #e5e7eb;
  border-radius:16px;
  background:#fff;
  padding:1rem;
}

/* 「表示/閉じる」ボタンを幅広にしたい場合は以下をON
#shopToggle{ width:100%; justify-content:center; }
*/

.shop-panel[hidden]{ display:none; }

/* 中のレイアウト */
.shop-panel .shop-list + .shop-list{ margin-top: 1rem; }
.shop-panel h3{
  margin:.25rem 0 .5rem;
  font-size:1.05rem;
  font-weight:800;
  color:#0f172a;
}
.shop-panel ul{ margin:.25rem 0 0; padding-left:1.2em }
.shop-panel li{ margin:.15rem 0 }


/* News */
.news-list{display:grid;gap:.75rem}
.news-item{display:flex;gap:.75rem;align-items:flex-start}
.news-item time{font-variant-numeric:tabular-nums;color:#6b7280;min-width:7.5ch}

/* Access */
.access-grid{display:grid;gap:1rem}
@media (min-width:900px){.access-grid{grid-template-columns:1.2fr .8fr}}
.map{border:0;width:100%;aspect-ratio:16/9;border-radius:16px;box-shadow:0 1px 0 rgba(0,0,0,.04)}
.map-placeholder{aspect-ratio:16/9;border-radius:16px;border:1px solid #e5e7eb;display:grid;place-items:center;color:#6b7280}

/* Sponsors（テキストリンク） */
#sponsors .sponsor-note{font-size:.95rem;margin:.25rem 0 1rem}
.sponsor-links{columns:1;column-gap:1.25rem}
.sponsor-links a{display:inline-block;break-inside:avoid;padding:.4rem .2rem;border-radius:8px;color:#0f172a}
.sponsor-links a:hover{text-decoration:underline}

/* @media (min-width:700px){.sponsor-links{columns:2}}
@media (min-width:1024px){.sponsor-links{columns:3}}*/





/* 注意事項アコーディオン（JS不要） */
.notice-accordion {
  --bg: #faf5ee;
  --panel: #f7fafc;
  --text: #0f172a;
  --muted: #475569;
  --border: #e5e7eb;
  --accent: #0f3b5f;   /* キービジュアルに合わせて調整可 */
  --radius: 14px;
  --shadow: 0 6px 18px rgba(0,0,0,.06);
  color: var(--text);
  background: var(--bg);
  max-width: 960px;
  margin: 32px auto;
  padding: 0 16px;
}

.notice-heading {
  font-size: clamp(1.25rem, 2.6vw, 1.75rem);
  font-weight: 800;
  margin: 0 0 16px;
  letter-spacing: .02em;
}

.acc {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  margin: 12px 0;
  box-shadow: var(--shadow);
  overflow: clip; /* summary丸角維持 */
}

.acc[open] {
  background: #fff;
}

.acc__summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  position: relative;
  font-weight: 700;
}

.acc__summary::-webkit-details-marker { display: none; }

.acc__title {
  font-size: clamp(1rem, 2vw, 1.1rem);
}

/* 開閉アイコン（CSSのみ） */
.acc__summary::after {
  content: "";
  inline-size: 12px;
  block-size: 12px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg);
  transition: transform .2s ease;
  margin-inline: 6px;
}

.acc[open] .acc__summary::after {
  transform: rotate(135deg);
}

.acc__content {
  padding: 0 18px 16px 18px;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.75;
  animation: acc-fade .18s ease;
}

.notice-dl {
  display: grid;
  grid-template-columns: minmax(8em, 180px) 1fr;
  gap: 6px 14px;
  margin: 0 0 8px;
}

.notice-dl dt {
  font-weight: 700;
  color: var(--text);
}

.notice-dl dd {
  margin: 0;
}

.note {
  margin-top: 6px;
  font-size: 0.92rem;
  color: var(--muted);
}

.contact {
  margin: 14px 4px 0;
  font-size: .95rem;
  color: var(--muted);
}

/* フォーカス可視化（キーボード操作対応） */
.acc__summary:focus-visible {
  outline: 3px solid color-mix(in oklab, var(--accent) 60%, white);
  outline-offset: 2px;
  border-radius: var(--radius);
}

/* ダークモード */
@media (prefers-color-scheme: dark) {
  .notice-accordion {
    --bg: #0b1220;
    --panel: #0f1a2b;
    --text: #e6edf3;
    --muted: #c4cfde;
    --border: #1f2b3c;
    --accent: #5cc1ff;
    --shadow: 0 6px 18px rgba(0,0,0,.25);
  }
}

@keyframes acc-fade {
  from { opacity: 0 }
  to   { opacity: 1 }
}

/* レスポンシブ微調整 */
@media (max-width: 520px) {
  .notice-dl {
    grid-template-columns: 1fr;
  }
}


/* Added styles for merged sections */
.section-title{font-size:clamp(1.4rem,2.4vw,2rem);font-weight:900;margin:0 0 .5rem}
.sub{color:var(--muted);margin:0 0 1rem}
.pricing{display:grid;gap:1rem}
@media (min-width:820px){.pricing{grid-template-columns:repeat(3,1fr)}}
.price-card .head{display:flex;align-items:center;justify-content:space-between}
.price-card .tag{font-weight:800;color:var(--accent)}
.timeline{border-left:3px solid #e5e7eb;margin-left:.5rem;padding-left:.75rem;display:grid;gap:.5rem}
.tl{position:relative}
.tl::before{content:"";position:absolute;left:-10px;top:.45em;width:10px;height:10px;border-radius:50%;background:var(--accent)}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:.5rem}
.gallery a{position:relative;border-radius:12px;overflow:hidden;border:1px solid #e5e7eb}
.gallery img{aspect-ratio:4/3;object-fit:cover;width:100%;height:auto}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.8);display:none;place-items:center;z-index:1000}
.lightbox.open{display:grid}
.lightbox img{max-width:min(92vw,1100px);max-height:86vh;border-radius:10px}

.lightbox[hidden]{display:none}



.section-title.has-img{
  text-align:center;
  margin:0 0 .5rem;        /* 既存の .section-title の margin を上書き */
}
.section-title.has-img img{
  display:inline-block;
  max-width:min(360px, 90vw);  /* 大きすぎないように */
  height:auto;
}

/* Sticky CTA（モバイル） */
.sticky-cta{position:sticky;bottom:0;z-index:70;background:rgba(255,255,255,.9);backdrop-filter:blur(8px) saturate(120%);border-top:1px solid #eee;padding:10px}
.sticky-cta .inner{display:flex;gap:8px}
@media (min-width:980px){.sticky-cta{display:none}}

/* Back to top */
.backtotop{position:fixed;right:16px;bottom:16px;z-index:50;border-radius:999px;width:48px;height:48px;display:grid;place-items:center;border:1px solid #e5e7eb;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.08)}

/* Reveal */
.reveal{opacity:0;transform:translateY(8px);transition:opacity .5s ease, transform .5s ease}
.reveal.on{opacity:1;transform:none}

/* Footer */
.site-footer{padding:48px 0;border-top:1px solid #eee;color:#6b7280}

/* ===== Responsive rules ===== */
@media (max-width:980px){
  .nav-desktop{display:none}
  .menu-toggle{display:inline-flex}
}



/* ===== photocon ===== */
table {
	width: 100%;
	margin-bottom: 1em;
	border-collapse: collapse;
	border: 1px solid #ddd;
	margin-top: 2em;
}
th {
	padding: 20px;
	vertical-align: middle;
	border: 1px solid #ddd;
	background: #f1f1f1;
	width: 20%;
	text-align: left;
}
td {
	padding: 20px;
	text-align: left;
	border: 1px solid #ddd;
}