/* 全般のスタイル */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
body {
    font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #151a4d;
}
img {
	max-width: 100%;
	height: auto;
	vertical-align: bottom;
	text-align: right;
}

/* ヘッダー */
header {
    background-color: #8a1823;
    background-image: repeating-linear-gradient(
        90deg,
        transparent,
        transparent 40px,
        rgba(255, 255, 255, 0.03) 40px,
        rgba(255, 255, 255, 0.03) 80px
    );
    color: #fff;
    padding: 30px 10px;
    text-align: center;
    border-bottom: 5px solid #e67e22;
}
header h1 {
    font-size: 28px;
    margin-bottom: 10px;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}
header p {
    font-weight: bold;
    margin-bottom: 0;
}

/* メインビジュアル */
.main-visual {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}

/* ナビゲーション */
nav {
    background-color: #2c3e50;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}
nav ul li a {
    display: block;
    color: #fff;
    padding: 14px 18px;
    text-decoration: none;
    font-size: 14px;
    font-weight: bold;
    transition: background 0.2s;
}
nav ul li a:hover, nav ul li a.active {
    background-color: #e67e22;
}

/* メインコンテンツ */
main {
    max-width: 1000px;
    margin: 30px auto;
    padding: 0 15px;
}
section {
	background: #fff;
	padding: 25px;
	margin-bottom: 25px;
	border-radius: 5px;
	border-left: 5px solid #8a1823;
	box-shadow: 0 2px 5px rgba(0,0,0,0.05);
	font-size: 18px;
}
h2 {
    color: #8a1823;
    margin-bottom: 15px;
    border-bottom: 1px solid #ddd;
    padding-bottom: 5px;
    font-size: 22px;
}
p {
	margin-bottom: 15px;
	font-size: 18px;
	font-weight: bold;
}

/* テーブル・リスト */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}
th, td {
    border: 1px solid #ddd;
    padding: 12px;
    text-align: left;
}
th {
    background-color: #f9f6f0;
    width: 25%;
}
ul.info-list {
    padding-left: 20px;
    margin-bottom: 15px;
}
ul.info-list li {
    margin-bottom: 12px;
}

/* 企業版ふるさと納税（トップページ用：少し大きめ・均一） */
.furusato-list {
    display: flex;
    flex-wrap: wrap;
    gap: 15px 25px;
    font-size: 36px;
    font-weight: bold;
    margin-top: 15px;
}
.furusato-item {
	background: #fff8ee;
	padding: 6px 15px;
	border-radius: 4px;
	border: 1px solid #f3dcb3;
	font-size: 36pt;
	font-family: "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, Osaka, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
	font-weight: bold;
}

/* 協賛企業レイアウト (5段階サイズ分け・様なし) */
.sponsor-section {
    margin-top: 30px;
}
.sponsor-group {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 25px;
    align-items: center;
}
.sponsor-rank-1 {
    font-size: 48px;
    font-weight: bold;
    width: 100%;
    border-bottom: 2px dashed #e67e22;
    padding-bottom: 5px;
}
.sponsor-rank-2 {
    font-size: 36px;
    font-weight: bold;
    background: #fff0f0;
    padding: 5px 15px;
    border-radius: 4px;
}
.sponsor-rank-3 {
    font-size: 24px;
    font-weight: bold;
}
.sponsor-rank-4 {
    font-size: 18px;
    color: #555;
}
.sponsor-rank-5 {
    font-size: 14px;
    color: #555;
}

/* Googleマップのレスポンシブ設定 */
.map-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    margin-top: 15px;
}
.map-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100% !important;
    height: 100% !important;
    border: 0;
}

/* フッター */
footer {
    background-color: #2c3e50;
    color: #fff;
    text-align: center;
    padding: 20px;
    margin-top: 50px;
    font-size: 13px;
}

/* レスポンシブ対応 (スマホ表示) */
@media (max-width: 768px) {
    header h1 {
        font-size: 22px;
    }
    nav ul {
        flex-direction: column;
    }
    nav ul li {
        width: 100%;
        text-align: center;
        border-bottom: 1px solid #34495e;
    }
    th, td {
        display: block;
        width: 100%;
    }
    th {
        background-color: #e9e9e9;
    }
    .sponsor-group, .furusato-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    .furusato-item {
        width: 100%;
    }
}
.bold-red {
	color: #FF0000;
}
.bold-red {
	color: #FF0000;
	font-weight: bold;
}
.3000 {
	font-weight: bold;
}