/* ポイレート 共通スタイル v2 (frontend-design / ニュース速報×レシート方向) */
/* フォント: Google Fonts CDN 経由（HTML側で読み込み） */

:root{
  /* メルカリ系モダンUI: 赤アクセント + 白基調 + 中間グレー */
  --red:#e23434;
  --red-bright:#ff5d3a;
  --red-dark:#b51e1e;
  --gold:#d4a017;
  --gold-soft:#fbe98c;
  --cream:#f7f7f7;
  --cream-2:#f0f0f0;
  --ink:#212121;
  --paper:#ffffff;
  --sub:#757575;
  --line:#e0e0e0;
  --good:#2e7d32;
  --shadow-sm:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04);
  --shadow-md:0 4px 12px rgba(0,0,0,.08),0 2px 4px rgba(0,0,0,.04);
  --shadow-lg:0 8px 24px rgba(0,0,0,.10),0 4px 8px rgba(0,0,0,.05);
  --radius:10px;
  --radius-sm:6px;
  --radius-lg:16px;
  /* baseline-ui: 固定 z-index スケール */
  --z-ticker:60;
  --z-header:50;
  --z-overlay:40;
  --z-tooltip:30;
}
*{box-sizing:border-box}
/* メルカリ等の一般的な日本語Webサービスと同じシステムフォントスタック */
body{margin:0;background:var(--cream);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic","Yu Gothic Medium","BIZ UDPGothic",Meiryo,sans-serif;
  font-weight:400;line-height:1.7;-webkit-font-smoothing:antialiased;
  background-attachment:fixed}
p{text-wrap:pretty}
h1,h2,h3,.serif{font-family:inherit;font-weight:700;letter-spacing:0;
  line-height:1.4;text-wrap:balance}
.mono,.money{font-family:inherit;font-weight:700;
  font-feature-settings:"tnum";font-variant-numeric:tabular-nums}

a{color:var(--red);text-decoration:none;text-underline-offset:2px}
a:hover,a:focus-visible{text-decoration:underline}
a:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:2px}

/* ━━━ Ticker (淡色・Mercari寄り) ━━━ */
.ticker{background:#fff8f8;color:var(--ink);overflow:hidden;
  border-bottom:1px solid var(--line);position:relative;z-index:var(--z-ticker)}
.ticker .badge{display:inline-flex;align-items:center;gap:6px;background:var(--red);
  color:#fff;padding:5px 12px;font-size:10.5px;font-weight:700;letter-spacing:.1em;
  position:absolute;left:8px;top:50%;transform:translateY(-50%);z-index:2;border-radius:99px}
.ticker .badge::before{content:"";width:8px;height:8px;background:#fff;border-radius:50%;
  animation:blink 1.4s infinite}
@keyframes blink{0%,40%{opacity:1}50%,90%{opacity:.2}100%{opacity:1}}
.ticker .track{padding:7px 0 7px 100px;white-space:nowrap;display:flex;gap:28px;
  animation:scroll 60s linear infinite;font-size:12.5px}
@keyframes scroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}
.ticker .item{display:inline-flex;align-items:center;gap:7px;font-weight:500;color:var(--sub)}
.ticker .item .nm{color:var(--ink);font-weight:600}
.ticker .item .mn{color:var(--red);font-family:inherit;font-weight:800;font-variant-numeric:tabular-nums}
.ticker .item .tag{font-size:10px;padding:1px 6px;border-radius:2px;font-weight:700;letter-spacing:.05em}
/* .ticker .item .tag.max は上記で上書き */
.ticker .item .tag.up{background:#fff5d6;color:#8a6418;border:1px solid #f4cf8b}
.ticker .item .tag.cp{background:#fff;color:var(--red-dark);border:1px solid var(--line)}
.ticker .item .tag.max{background:#fbe9e9;color:var(--red);border:1px solid #f4c4c4}
@media (prefers-reduced-motion: reduce){
  .ticker .track{animation:none}
  .ticker .badge::before{animation:none}
}

/* PR Bar */
.pr-bar{background:var(--paper);color:var(--sub);font-size:11px;text-align:center;
  padding:8px 0;border-bottom:1px solid var(--line);font-weight:400;letter-spacing:.04em}
.pr-bar b{color:var(--red-dark)}

/* Header */
.site-header{background:var(--paper);border-bottom:1px solid var(--line);padding:14px 0;
  position:sticky;top:0;z-index:var(--z-header);box-shadow:var(--shadow-sm)}
.site-header .wrap{max-width:1100px;margin:0 auto;padding:0 20px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.site-header .logo{font-family:inherit;font-weight:800;font-size:21px;
  letter-spacing:.01em;color:var(--ink);display:flex;align-items:center;gap:10px}
.site-header .logo .mark{display:inline-flex;align-items:center;justify-content:center;
  background:var(--red);color:#fff;font-size:11px;padding:3px 8px;border-radius:99px;
  letter-spacing:.06em;font-weight:700;font-family:inherit}
.site-header .logo small{display:block;font-size:10.5px;color:var(--sub);font-weight:400;
  letter-spacing:.05em;margin-top:1px;font-family:inherit}
.site-header nav{display:flex;gap:4px;font-size:13.5px;font-weight:700}
.site-header nav a{color:var(--ink);padding:8px 14px;border-radius:99px;
  transition:background .15s,color .15s;font-weight:600}
.site-header nav a:hover{background:var(--cream-2);color:var(--red);text-decoration:none}
.site-header .search{display:flex;align-items:center;background:var(--cream);
  border:1px solid var(--line);border-radius:99px;padding:8px 14px;transition:border-color .15s}
.site-header .search input{background:transparent;border:none;color:var(--ink);outline:none;
  width:200px;font-size:13.5px;font-weight:400}
.site-header .search input::placeholder{color:var(--sub)}

/* Main wrap */
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}
.page{padding:24px 0 60px}

/* Crumb */
.crumb{font-size:11.5px;color:var(--sub);margin-bottom:14px;letter-spacing:.05em}
.crumb a{color:var(--sub)}
.crumb span{margin:0 6px;opacity:.5}

/* Hero — newspaper front page */
.hero{background:linear-gradient(180deg,#fff8f8 0%,#ffffff 100%);
  border:1px solid var(--line);border-radius:20px;
  padding:32px 36px 30px;margin-bottom:24px;position:relative;box-shadow:none}
.hero-search{display:flex;align-items:center;background:#fff;border:2px solid var(--ink);
  border-radius:14px;padding:6px 6px 6px 18px;margin-top:18px;max-width:560px;
  transition:border-color .15s,box-shadow .15s}
.hero-search:focus-within{border-color:var(--red);box-shadow:0 0 0 3px rgba(226,52,52,.12)}
.hero-search input{flex:1;border:none;outline:none;background:transparent;
  font-size:15px;padding:10px 0;color:var(--ink);font-family:inherit}
.hero-search input::placeholder{color:#9e9e9e}
.hero-search button{background:var(--red);color:#fff;border:none;border-radius:10px;
  padding:11px 22px;font-size:14px;font-weight:700;cursor:pointer;font-family:inherit;
  transition:background .15s}
.hero-search button:hover{background:var(--red-dark)}
.hero-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.hero-tags a{display:inline-block;background:#fff;border:1px solid var(--line);
  color:var(--ink);padding:6px 14px;border-radius:99px;font-size:12.5px;font-weight:600;
  transition:background .15s,border-color .15s}
.hero-tags a:hover{background:var(--cream);border-color:#bdbdbd;text-decoration:none}
.hero::before{content:none}
.hero::after{content:none}
.hero h1{font-size:26px;margin:0 0 10px;line-height:1.4;color:var(--ink);font-weight:800;letter-spacing:-.01em}
.hero h1 .em{color:var(--red);font-weight:900}
.hero p.kicker{font-size:12px;color:var(--red);margin:0 0 10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.hero p.lead{color:var(--sub);font-size:14.5px;margin:0 0 20px;max-width:680px;line-height:1.75}
.hero .stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:8px;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.hero .stats div{padding:16px 8px;border-right:1px solid var(--line);text-align:center}
.hero .stats div:last-child{border-right:none}
.hero .stats b{display:block;font-family:inherit;font-size:26px;
  color:var(--ink);font-weight:800;line-height:1.1;letter-spacing:-.01em}
.hero .stats small{font-size:10.5px;color:var(--sub);letter-spacing:.05em;
  display:block;margin-top:6px;font-weight:500}
.hero .registry-pill{display:inline-flex;align-items:center;gap:5px;background:#e8f5e9;color:var(--good);
  font-size:12px;padding:5px 12px;border-radius:99px;margin-bottom:10px;
  font-weight:700;letter-spacing:.02em;border:1px solid #c8e6c9}

/* Sections — 枠なし、空白でゾーン分け（Mercari風） */
.section{background:transparent;border:none;border-radius:0;
  padding:8px 0 24px;margin-bottom:14px;box-shadow:none}
.section.subtle{background:transparent;border:none;padding:8px 0}
h2{font-size:17px;margin:0 0 16px;padding-bottom:0;border-bottom:none;
  display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:0}
h2 .num{display:none}
h3{font-size:15px;color:var(--ink);margin:18px 0 8px;letter-spacing:0;font-weight:700}

/* Deal Card grid (Mercari 商品タイル風) */
.deal-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.deal-card{background:var(--paper);border:1px solid var(--line);border-radius:12px;
  padding:0;display:flex;flex-direction:column;color:inherit;position:relative;overflow:hidden;
  transition:border-color .15s,box-shadow .15s}
.deal-card:hover,.deal-card:focus-visible{box-shadow:var(--shadow-md);
  border-color:#bdbdbd;text-decoration:none}
.deal-card .thumb{aspect-ratio:4/3;background:linear-gradient(135deg,#fff5ed,#fbe9e9);
  display:flex;align-items:center;justify-content:center;font-size:54px;border-bottom:1px solid var(--line)}
.deal-card .body{padding:14px;display:flex;flex-direction:column;gap:6px;flex:1}
.deal-card .cat{font-family:inherit;font-size:10.5px;color:var(--sub);
  font-weight:600;letter-spacing:.04em;margin:0}
.deal-card .name{font-family:inherit;font-weight:600;font-size:13.5px;
  line-height:1.5;color:var(--ink);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.deal-card .reward{display:flex;align-items:baseline;gap:4px;margin-top:auto;padding-top:6px}
.deal-card .reward .num{font-family:inherit;font-size:22px;
  font-weight:800;color:var(--red);line-height:1;letter-spacing:-.02em;
  font-variant-numeric:tabular-nums}
.deal-card .reward .unit{font-size:11px;color:var(--sub);font-weight:600}
.deal-card .meta{font-size:11px;color:var(--sub);display:flex;justify-content:space-between;
  font-family:inherit;padding-top:8px;border-top:1px solid var(--line);margin-top:8px}
.deal-card .meta .top-site{color:var(--ink);font-weight:600}

/* Badges */
.badge{display:inline-block;font-size:9.5px;font-weight:800;padding:2px 7px;
  margin-right:4px;vertical-align:middle;letter-spacing:.1em;font-family:inherit}
.badge-max{background:var(--red);color:#fff}
.badge-up{background:var(--gold);color:var(--ink)}
.badge-new{background:var(--ink);color:var(--gold-soft)}
.badge-campaign{background:var(--cream-2);color:var(--red-dark);border:1px solid var(--red)}
.badge-login{background:var(--cream);color:var(--sub);border:1px solid var(--line)}

/* Comparison table (deal detail) */
.cmp{width:100%;border-collapse:separate;border-spacing:0;font-size:13.5px;margin-top:6px;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.cmp th,.cmp td{border-bottom:1px solid var(--line);padding:13px 14px;text-align:left}
.cmp th{background:var(--ink);color:var(--cream);font-weight:700;font-size:11.5px;
  letter-spacing:.1em;text-transform:uppercase;font-family:inherit}
.cmp .rank{font-family:inherit;font-weight:800;font-size:20px;
  color:var(--sub);text-align:center;width:50px}
.cmp .rank.gold{color:var(--red);font-size:22px}
.cmp .reward-cell{font-family:inherit;font-weight:700;color:var(--red);font-size:15px;font-variant-numeric:tabular-nums}
.cmp .cta{display:inline-block;background:var(--red);color:#fff;
  padding:8px 16px;font-size:12px;font-weight:700;letter-spacing:.02em;
  font-family:inherit;border:none;border-radius:99px;transition:background .15s}
.cmp .cta:hover,.cmp .cta:focus-visible{background:var(--red-dark);text-decoration:none}
.cmp tbody tr:hover td{background:var(--cream)}

/* Site list */
.site-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px}
.site-chip{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;
  display:flex;align-items:center;justify-content:space-between;color:inherit;
  transition:transform .15s,box-shadow .15s,border-color .15s}
.site-chip:hover,.site-chip:focus-visible{text-decoration:none;transform:translateY(-2px);
  box-shadow:var(--shadow-md);border-color:var(--red)}
.site-chip .nm{font-weight:800;font-size:13.5px;font-family:inherit}
.site-chip .pr{font-size:12px;color:var(--sub);margin-top:3px}
.site-chip:hover .pr{color:var(--sub)}
.site-chip span{font-family:inherit;font-weight:700;color:var(--red);font-size:18px}

/* Footer */
.site-footer{background:var(--ink);color:#bdbdbd;padding:32px 0 28px;
  font-size:12px;margin-top:48px;border-top:none}
.site-footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:24px}
.site-footer a{color:#e0e0e0}
.site-footer .brand{font-family:inherit;font-weight:800;font-size:16px;color:#fff}

/* Sort tabs */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:18px}
.tabs a{padding:10px 20px;font-size:13px;color:var(--sub);font-weight:600;
  letter-spacing:0;border:none;border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs a:hover{color:var(--red);text-decoration:none}
.tabs a.active{color:var(--red);border-color:var(--red);background:transparent;font-weight:700}

/* Misc */
.muted{color:var(--sub);font-size:12px}
.note-line{font-size:12.5px;color:var(--ink);background:#fff8f8;
  border-left:3px solid var(--red);padding:12px 16px;margin:14px 0;border-radius:var(--radius-sm)}
.last-updated{font-size:11.5px;color:var(--sub);text-align:right;margin-top:12px;
  font-family:inherit;letter-spacing:0;font-variant-numeric:tabular-nums}
.last-updated::before{content:"●";color:#4caf50;margin-right:5px}

/* a11y / responsive */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0}
/* Skip link — キーボードフォーカス時のみ表示 */
.skip-link{position:absolute;left:-9999px;top:8px;z-index:100;
  background:var(--ink);color:#fff;padding:10px 16px;border-radius:6px;
  font-weight:700;font-size:14px;text-decoration:none}
.skip-link:focus{left:8px;outline:2px solid var(--red);outline-offset:2px}
@media (max-width:680px){
  .site-header nav{order:3;width:100%;justify-content:flex-start;overflow-x:auto}
  .site-header .search{order:4;width:100%}
  .hero{padding:24px 20px;box-shadow:4px 4px 0 var(--ink)}
  .hero h1{font-size:24px}
  .hero .stats{grid-template-columns:repeat(2,1fr)}
  .hero .stats div:nth-child(2){border-right:none}
  .hero .stats div:nth-child(3),.hero .stats div:nth-child(4){border-top:1px solid var(--line)}
}