* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Hiragino Sans', 'Yu Gothic', 'Meiryo', sans-serif;
    line-height: 1.6;
    color: #333;
    background-image: url('sky.jpeg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-repeat: no-repeat;
}

.hero {
    position: relative;
    background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
    padding: 2rem 0;
    text-align: center;
    margin-bottom: 3rem;
}

.hero-image {
    margin-bottom: 2rem;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    max-height: 400px;
    object-fit: cover;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.main-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.subtitle {
    font-size: 1.2rem;
    color: #555;
    margin-bottom: 1rem;
    line-height: 1.8;
}

.tagline {
    font-size: 1.4rem;
    color: #e74c3c;
    font-weight: 600;
    background: linear-gradient(45deg, #ff6b6b, #ff8e8e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.main-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    margin-bottom: 4rem;
    padding: 2rem;
    border-radius: 15px;
    background: #ffffff;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

section h2 {
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 1.5rem;
    text-align: center;
    position: relative;
}

section h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(45deg, #ff6b6b, #51cf66);
    margin: 0.5rem auto;
    border-radius: 2px;
}

.description {
    font-size: 1.3rem;
    color: #e74c3c;
    font-weight: 600;
    text-align: center;
    margin-bottom: 1.5rem;
    background: #fff5f5;
    padding: 1rem;
    border-radius: 10px;
    border-left: 4px solid #ff6b6b;
}

.recommend-list,
.benefits-list {
    display: grid;
    gap: 1rem;
}

.recommend-item,
.benefit-item {
    display: flex;
    align-items: flex-start;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 10px;
    transition: all 0.3s ease;
    border-left: 4px solid #51cf66;
}

.recommend-item:hover,
.benefit-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.bullet {
    color: #51cf66;
    font-weight: bold;
    margin-right: 0.8rem;
    font-size: 1.1rem;
}

.tickets-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border: 2px solid #ff6b6b;
}

.tickets-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #e74c3c;
    font-weight: 600;
    margin-bottom: 2rem;
    background: #fff5f5;
    padding: 1rem;
    border-radius: 10px;
}

.tickets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.ticket-item {
    background: #ffffff;
    padding: 1.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.ticket-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.ticket-item.free {
    border-color: #51cf66;
    background: linear-gradient(135deg, #f8fff8 0%, #ffffff 100%);
}

.ticket-item.volunteer {
    border-color: #74c0fc;
    background: linear-gradient(135deg, #f0f8ff 0%, #ffffff 100%);
}

.ticket-item.offkai {
    border-color: #ffb347;
    background: linear-gradient(135deg, #fff8f0 0%, #ffffff 100%);
}

.ticket-item.vip {
    border-color: #ff6b6b;
    background: linear-gradient(135deg, #fff5f5 0%, #ffffff 100%);
}

.ticket-item.consultation {
    border-color: #9775fa;
    background: linear-gradient(135deg, #f8f5ff 0%, #ffffff 100%);
}

.ticket-item h3 {
    font-size: 1.2rem;
    color: #2c3e50;
    margin-bottom: 1rem;
    font-weight: 600;
}

.price {
    font-size: 1.8rem;
    font-weight: bold;
    color: #e74c3c;
    margin-bottom: 1rem;
}

.vip-note {
    background: #fff5f5;
    padding: 0.8rem;
    border-radius: 8px;
    margin-top: 1rem;
    font-size: 0.9rem;
    border-left: 3px solid #ff6b6b;
}

.ticket-notes {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 10px;
    margin-bottom: 2rem;
    border-left: 4px solid #74c0fc;
}

.ticket-notes p {
    margin-bottom: 0.5rem;
    color: #555;
}

.cta-section {
    text-align: center;
}

.cta-button {
    display: inline-block;
    background: linear-gradient(45deg, #ff6b6b, #ff8e8e);
    color: white;
    padding: 1.2rem 3rem;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.3rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.4);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(231, 76, 60, 0.6);
    background: linear-gradient(45deg, #e74c3c, #ff6b6b);
}

.urgency-section {
    background: linear-gradient(135deg, #fff5f5 0%, #ffffff 100%);
    text-align: center;
    border: 2px solid #ff6b6b;
}

.urgency-text {
    font-size: 1.3rem;
    color: #e74c3c;
    font-weight: 600;
    margin-bottom: 1rem;
}

.final-cta {
    font-size: 1.2rem;
    color: #2c3e50;
    font-weight: 600;
}

.event-info {
    background: linear-gradient(135deg, #f8fff8 0%, #ffffff 100%);
    border: 2px solid #51cf66;
}

.event-details {
    display: grid;
    gap: 1.5rem;
}

.detail-item h3 {
    color: #2c3e50;
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #51cf66;
}

.detail-item a {
    color: #51cf66;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.detail-item a:hover {
    color: #2d5a2d;
    text-decoration: underline;
}


/* PC表示時のみ改行を表示 */
.pc-break {
    display: inline;
}

@media (max-width: 768px) {
    /* モバイル表示では改行を非表示 */
    .pc-break {
        display: none;
    }
    
    .main-title {
        font-size: 1.8rem;
        line-height: 1.3;
    }
    
    .subtitle {
        font-size: 1rem;
        line-height: 1.6;
    }
    
    .tagline {
        font-size: 1.1rem;
    }
    
    section {
        padding: 1.5rem 1rem;
        margin-bottom: 2rem;
    }
    
    section h2 {
        font-size: 1.6rem;
        line-height: 1.3;
    }
    
    .tickets-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .ticket-item {
        padding: 1.2rem;
    }
    
    .ticket-item h3 {
        font-size: 1.1rem;
        line-height: 1.3;
    }
    
    .price {
        font-size: 1.5rem;
    }
    
    .hero-content {
        padding: 0 1rem;
    }
    
    .main-content {
        padding: 0 1rem;
    }
    
    .hero-image img {
        max-height: 250px;
        border-radius: 15px;
    }
    
    .description {
        font-size: 1.1rem;
        padding: 0.8rem;
    }
    
    .recommend-item,
    .benefit-item {
        padding: 0.8rem;
        flex-direction: column;
        text-align: left;
    }
    
    .bullet {
        margin-bottom: 0.3rem;
        margin-right: 0;
    }
    
    .event-details {
        gap: 1rem;
    }
    
    .detail-item h3 {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .main-title {
        font-size: 1.5rem;
        line-height: 1.2;
        margin-bottom: 1rem;
    }
    
    .subtitle {
        font-size: 0.9rem;
        margin-bottom: 0.8rem;
    }
    
    .tagline {
        font-size: 1rem;
    }
    
    .cta-button {
        padding: 1rem 2rem;
        font-size: 1.1rem;
        width: 100%;
        max-width: 280px;
    }
    
    section {
        padding: 1rem 0.8rem;
        margin-bottom: 1.5rem;
    }
    
    section h2 {
        font-size: 1.4rem;
        margin-bottom: 1rem;
    }
    
    .hero {
        padding: 1.5rem 0;
        margin-bottom: 2rem;
    }
    
    .hero-image img {
        max-height: 200px;
        border-radius: 10px;
    }
    
    .ticket-item {
        padding: 1rem;
    }
    
    .price {
        font-size: 1.3rem;
    }
    
    .vip-note {
        font-size: 0.8rem;
        padding: 0.6rem;
    }
    
    .urgency-text {
        font-size: 1.1rem;
    }
    
    .final-cta {
        font-size: 1rem;
    }
    
    .tickets-subtitle {
        font-size: 1rem;
        padding: 0.8rem;
    }
}

@media (max-width: 360px) {
    .main-title {
        font-size: 1.3rem;
    }
    
    section {
        padding: 0.8rem 0.6rem;
    }
    
    .hero-content {
        padding: 0 0.8rem;
    }
    
    .main-content {
        padding: 0 0.8rem;
    }
    
    .ticket-item h3 {
        font-size: 1rem;
    }
    
    .cta-button {
        padding: 0.9rem 1.5rem;
        font-size: 1rem;
    }
}