@charset "UTF-8";
/* CSS Document */

/*
========================================
     コンサート情報CSS
========================================
*/


/* セクション全体 */
.concert-info {
    max-width: 1200px;
    margin: 60px auto;
    padding: 30px 20px;
	background: rgba(255, 255, 255, 0.85);
    border-radius: 12px;
}

/* タイトル */
.section-title {
    text-align: center;
    font-size: 28px;
    font-weight: bold;
    color: #333;
    margin-bottom: 40px;
    letter-spacing: 0.1em;
}

.section-subtitle {
    display: block;
    font-size: 14px;
    color: #666;
    margin-top: 8px;
}

/* コンテンツ */
.concert-content {
    display: flex;
    gap: 40px;
    align-items: flex-start;
    position: relative;
}

/* 背景アイコン */
.background-icon {
    position: absolute;
    opacity: 0.15;
    pointer-events: none;
    z-index: 0;
}

.background-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.background-icon-1 {
    width: 120px;
    height: 120px;
    top: -30px;
    left: -40px;
}

.background-icon-2 {
    width: 100px;
    height: 100px;
    bottom: -20px;
    right: -30px;
    transform: rotate(15deg);
}

/* フライヤー */
.concert-flyer {
    flex: 0 0 400px;
    position: relative;
    z-index: 1;
}

.concert-flyer img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    transition: transform 0.3s ease;
}

.concert-flyer img:hover {
    transform: translateY(-5px);
}

/* 詳細 */
.concert-details {
    flex: 1;
    position: relative;
    z-index: 1;
}

.concert-title {
    font-size: 22px;
    color: #2c5aa0;
    margin-bottom: 30px;
    line-height: 1.6;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 12px;
}

.title-icon {
    width: 45px;
    height: 45px;
    object-fit: contain;
}

/* 情報リスト */
.info-item {
    display: flex;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e0e0e0;
}

.info-item dt {
    flex: 0 0 80px;
    font-weight: bold;
    color: #2c5aa0;
}

.info-item dd {
    flex: 1;
    line-height: 1.8;
}

.venue-address {
    font-size: 14px;
    color: #666;
}

/* ボタン */
.concert-button-area {
    text-align: center;
    margin-top: 40px;
}

.concert-apply-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, #42a5f5, #1e88e5);
    color: #fff;
    text-decoration: none;
    padding: 18px 50px;
    border-radius: 50px;
    font-size: 18px;
    font-weight: bold;
    transition: 0.3s ease;
}

.concert-apply-btn:hover {
    transform: translateY(-3px);
}

.btn-note {
    font-size: 13px;
    color: #666;
    margin-top: 12px;
}

/* レスポンシブ */
@media (max-width: 768px) {
    .concert-content {
        flex-direction: column;
    }

    .concert-flyer {
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
    }

    .concert-title {
        font-size: 20px;
        margin-top: 30px;
        flex-wrap: wrap;
    }

    .info-item {
        flex-direction: column;
    }

    .concert-apply-btn {
        padding: 16px 40px;
        font-size: 16px;
    }
}

.concert-info .venue-link {
    color: #2a83a2;
    font-weight: bold;
    text-decoration: none;
}

.concert-info .venue-link:hover {
    color: #c2185b;
    text-decoration: underline;
}