:root{--navy:#0e1f45;--blue:#2563eb;--bg:#f4f6fb;--card:#fff;--tx:#1e293b;--tx2:#475569;--tx3:#94a3b8;--bd:#e2e8f0;--amber:#b45309}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Noto Sans JP',sans-serif;background:var(--bg);color:var(--tx);line-height:1.7;font-size:15px}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}

/* ヘッダー */
.g-header{background:linear-gradient(135deg,#0e1f45 0%,#1a3a6e 100%);padding:14px 20px;display:flex;align-items:center;gap:12px;border-bottom:1px solid rgba(255,255,255,.1)}
.g-logo-link{display:flex;align-items:center;gap:10px;text-decoration:none}
.g-logo-text{color:#fff;font-family:'Inter',sans-serif;font-size:20px;font-weight:900;letter-spacing:-.02em}
.g-logo-sub{color:rgba(255,255,255,.6);font-size:10px;font-family:'Noto Sans JP',sans-serif;margin-top:1px}
.g-header-nav{margin-left:auto;display:flex;gap:16px}
.g-header-nav a{color:rgba(255,255,255,.75);font-size:12px;font-family:'Inter',sans-serif;font-weight:500;text-decoration:none;transition:color .15s}
.g-header-nav a:hover{color:#fff;text-decoration:none}

/* パンくず */
.breadcrumb{background:var(--card);border-bottom:1px solid var(--bd);padding:10px 20px;font-size:11px;color:var(--tx3)}
.breadcrumb a{color:var(--tx2)}
.breadcrumb span{margin:0 6px}

/* コンテンツ */
.g-wrap{max-width:860px;margin:0 auto;padding:32px 20px 80px}

/* ヒーロー */
.g-hero{background:linear-gradient(135deg,#0e1f45,#1e40af);color:#fff;border-radius:16px;padding:40px 32px;margin-bottom:32px}
.g-hero h1{font-family:'Inter','Noto Sans JP',sans-serif;font-size:28px;font-weight:800;line-height:1.3;margin-bottom:10px}
.g-hero p{font-size:14px;color:rgba(255,255,255,.8);line-height:1.7}
.g-hero-meta{display:flex;gap:16px;margin-top:16px;flex-wrap:wrap}
.g-hero-meta span{font-size:11px;background:rgba(255,255,255,.15);border-radius:20px;padding:4px 12px;color:rgba(255,255,255,.9)}

/* セクション */
.g-section{margin-bottom:40px}
.g-section h2{font-size:20px;font-weight:700;color:var(--tx);border-left:4px solid var(--blue);padding-left:12px;margin-bottom:16px}
.g-section h3{font-size:15px;font-weight:700;color:var(--tx);margin:20px 0 10px}
.g-section p{color:var(--tx2);margin-bottom:12px;font-size:14px}

/* テーブル */
.g-table{width:100%;border-collapse:collapse;font-size:13px;margin-bottom:16px}
.g-table th{background:var(--navy);color:#fff;padding:10px 12px;text-align:left;font-weight:600;font-size:12px}
.g-table td{padding:10px 12px;border-bottom:1px solid var(--bd);vertical-align:middle}
.g-table tr:nth-child(even) td{background:#f8fafc}
.g-table tr:hover td{background:#eff6ff}
.g-table .price{font-family:'Roboto Mono',monospace;font-weight:600;color:var(--amber)}
.g-table .chg-up{color:#dc2626;font-size:11px;font-family:'Roboto Mono',monospace}
.g-table .chg-dn{color:#16a34a;font-size:11px;font-family:'Roboto Mono',monospace}

/* カードグリッド */
.g-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:24px}
.g-card{background:var(--card);border:1px solid var(--bd);border-radius:12px;padding:20px;transition:box-shadow .18s}
.g-card:hover{box-shadow:0 4px 20px rgba(0,0,0,.08)}
.g-card-pref{font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--tx3);margin-bottom:6px}
.g-card-name{font-size:17px;font-weight:700;color:var(--tx);margin-bottom:8px}
.g-card-price{font-family:'Inter',sans-serif;font-size:22px;font-weight:800;color:var(--amber)}
.g-card-unit{font-size:11px;color:var(--tx3);margin-left:4px}
.g-card-sub{font-size:11px;color:var(--tx3);margin-top:4px}
.g-card-link{display:inline-block;margin-top:12px;font-size:12px;color:var(--blue);font-weight:600}

/* 情報ボックス */
.g-infobox{background:#eff6ff;border:1px solid #bfdbfe;border-radius:10px;padding:16px 18px;margin-bottom:16px}
.g-infobox-title{font-size:12px;font-weight:700;color:#1d4ed8;margin-bottom:8px}
.g-infobox ul{padding-left:16px;font-size:13px;color:var(--tx2)}
.g-infobox li{margin-bottom:4px}

/* CTA */
.g-cta{background:linear-gradient(135deg,#0e1f45,#1e40af);border-radius:16px;padding:32px;text-align:center;margin-top:40px}
.g-cta h3{color:#fff;font-size:18px;font-weight:700;margin-bottom:8px}
.g-cta p{color:rgba(255,255,255,.75);font-size:13px;margin-bottom:20px}
.g-cta a{display:inline-block;background:#f97316;color:#fff;font-weight:700;padding:14px 32px;border-radius:10px;font-size:15px;text-decoration:none;box-shadow:0 4px 16px rgba(249,115,22,.4);transition:all .18s}
.g-cta a:hover{background:#ea6d0a;text-decoration:none;transform:translateY(-1px)}

/* フッター */
.g-footer{background:var(--navy);color:rgba(255,255,255,.5);text-align:center;padding:24px 20px;font-size:11px;line-height:1.8}
.g-footer a{color:rgba(255,255,255,.65)}

@media(max-width:640px){
  .g-hero{padding:24px 20px}
  .g-hero h1{font-size:22px}
  .g-wrap{padding:20px 16px 80px}
  .g-table{font-size:12px}
  .g-table th,.g-table td{padding:8px 10px}
}