@import url('https://fonts.googleapis.com/css2?family=Yomogi&display=swap');

/* リセットとベース設定 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    font-family: 'Arial', 'Hiragino Sans', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
    margin: 0;
    padding: 20px;
    min-height: 100vh;
}

/* メインコンテナ - indexページのセクションスタイルを参考 */
.info-detail-main {
    max-width: 700px;
    margin: 0 auto;
    background: white;
    border-radius: 15px;
    padding: 2.5rem 2rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: relative;
}

/* タイトル - indexページのh2スタイルを参考 */
.info-detail-title {
    font-size: 1.6rem;
    color: #FF6B6B;
    font-weight: bold;
    margin-bottom: 1.1rem;
    letter-spacing: 0.04em;
    line-height: 1.3;
    border-bottom: 3px dotted #FFD93D;
    padding-bottom: 0.5rem;
}

/* 日付 */
.info-detail-date {
    color: #888;
    font-size: 1.02rem;
    margin: 2rem 0 1.5rem 0;
    font-weight: 500;
}

/* 本文 */
.info-detail-body {
    font-size: 1.13rem;
    color: #333;
    line-height: 1.8;
    margin-bottom: 2rem;
}

/* 画像 - クリック可能にしてホバー効果を追加 */
.info-detail-img {
    width: 100%;
    max-width: 420px;
    height: auto;
    margin: 1.5rem auto 2.2rem auto;
    display: block;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(255, 217, 61, 0.10);
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.info-detail-img:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 20px rgba(255, 217, 61, 0.2);
}

/* 戻るボタン - indexページのボタンスタイルを参考 */
.info-detail-back {
    display: inline-block;
    background: #FF9A3C;
    color: #fff;
    font-weight: bold;
    border-radius: 8px;
    padding: 0.7em 2.2em;
    text-decoration: none;
    font-size: 1.08rem;
    box-shadow: 0 2px 8px rgba(255, 217, 61, 0.10);
    transition: background 0.2s, color 0.2s, box-shadow 0.2s;
    margin-top: 1.5rem;
}

.info-detail-back:hover {
    background: #FF6B6B;
    color: #fff;
    box-shadow: 0 4px 16px rgba(255, 107, 107, 0.18);
}

/* レスポンシブデザイン */

/* タブレット */
@media screen and (max-width: 768px) {
    body {
        padding: 15px;
    }
    
    .info-detail-main {
        padding: 2rem 1.5rem;
        border-radius: 15px;
        margin: 0 10px;
    }
    
    .info-detail-title {
        font-size: 1.4rem;
        padding: 0 1rem;
    }
    
    .info-detail-date {
        padding: 0 1rem;
    }
    
    .info-detail-body {
        font-size: 1.1rem;
        padding: 0 1rem;
    }
    
    .info-detail-back {
        margin: 1.5rem 1rem 0 1rem;
    }
}

/* スマホ */
@media screen and (max-width: 480px) {
    body {
        padding: 10px;
    }
    
    .info-detail-main {
        padding: 1.5rem 1rem;
        border-radius: 12px;
        margin: 0 5px;
    }
    
    .info-detail-title {
        font-size: 1.2rem;
        padding: 0 0.8rem;
    }
    
    .info-detail-date {
        padding: 0 0.8rem;
    }
    
    .info-detail-body {
        font-size: 1rem;
        padding: 0 0.8rem;
    }
    
    .info-detail-img {
        max-width: 100%;
    }
    
    .info-detail-back {
        margin: 1.5rem 0.8rem 0 0.8rem;
    }
}

/* 小さいスマホ */
@media screen and (max-width: 375px) {
    body {
        padding: 8px;
    }
    
    .info-detail-main {
        padding: 1.2rem 0.8rem;
        border-radius: 10px;
        margin: 0 3px;
    }
    
    .info-detail-title {
        font-size: 1.1rem;
        padding: 0 0.6rem;
    }
    
    .info-detail-date {
        padding: 0 0.6rem;
    }
    
    .info-detail-body {
        font-size: 0.95rem;
        padding: 0 0.6rem;
    }
    
    .info-detail-back {
        margin: 1.5rem 0.6rem 0 0.6rem;
    }
}

/* 極小画面 */
@media screen and (max-width: 320px) {
    body {
        padding: 5px;
    }
    
    .info-detail-main {
        padding: 1rem 0.6rem;
        border-radius: 8px;
        margin: 0 2px;
    }
    
    .info-detail-title {
        font-size: 1rem;
        padding: 0 0.4rem;
    }
    
    .info-detail-date {
        padding: 0 0.4rem;
    }
    
    .info-detail-body {
        font-size: 0.9rem;
        padding: 0 0.4rem;
    }
    
    .info-detail-back {
        margin: 1.5rem 0.4rem 0 0.4rem;
    }
}

/* 横画面 */
@media screen and (orientation: landscape) and (max-width: 896px) {
    body {
        padding: 10px;
    }
    
    .info-detail-main {
        padding: 1rem 1.5rem;
        max-width: calc(100vw - 20px);
        margin: 0 5px;
    }
    
    .info-detail-title {
        padding: 0 0.8rem;
    }
    
    .info-detail-date {
        padding: 0 0.8rem;
    }
    
    .info-detail-body {
        padding: 0 0.8rem;
    }
    
    .info-detail-back {
        margin: 1.5rem 0.8rem 0 0.8rem;
    }
}

@media screen and (orientation: landscape) and (max-width: 667px) {
    body {
        padding: 8px;
    }
    
    .info-detail-main {
        padding: 0.8rem 1rem;
        max-width: calc(100vw - 16px);
        margin: 0 3px;
    }
    
    .info-detail-title {
        padding: 0 0.6rem;
    }
    
    .info-detail-date {
        padding: 0 0.6rem;
    }
    
    .info-detail-body {
        padding: 0 0.6rem;
    }
    
    .info-detail-back {
        margin: 1.5rem 0.6rem 0 0.6rem;
    }
}

/* 画像拡大用モーダル */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    cursor: pointer;
}

.modal-content {
    margin: auto;
    display: block;
    width: 90%;
    max-width: 1200px;
    max-height: 90%;
    object-fit: contain;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 1001;
    transition: color 0.3s;
}

.close-modal:hover,
.close-modal:focus {
    color: #FF6B6B;
    text-decoration: none;
}

#modalCaption {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
    text-align: center;
    color: #ccc;
    padding: 10px 0;
    height: 150px;
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
}

/* モバイル対応 - モーダル */
@media screen and (max-width: 768px) {
    .modal-content {
        width: 95%;
        max-height: 85%;
    }
    
    .close-modal {
        top: 10px;
        right: 20px;
        font-size: 30px;
    }
    
    #modalCaption {
        width: 90%;
        height: 100px;
        bottom: 10px;
    }
}

/* アニメーション効果 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.info-detail-main {
    animation: fadeIn 0.6s ease-out;
}

/* ホバー効果の強化 */
.info-detail-main:hover {
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
    transition: box-shadow 0.3s ease;
}