/* カスタムネオングロー */
.neon-glow {
    box-shadow: 0 0 8px #39ff14, 0 0 16px #39ff14, 0 0 32px #39ff14;
    text-shadow: 0 0 8px #39ff14, 0 0 16px #39ff14;
}

/* h2見出しのスタイル */
h2 {
    width: 100%;
    background: linear-gradient(135deg, #059669, #84cc16, #a3e635);
    color: white !important;
    font-weight: 900 !important;
    font-family: 'Noto Sans JP', sans-serif !important;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
    /* box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); */
    padding: 16px 24px !important;
    margin: 48px 0 16px 0 !important;
    /* border-radius: 8px; */
    border: none !important;
    border-left: none !important;
    font-size: 24px !important;
}

/* 固定参加登録ボタン */
.fixed-entry-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: linear-gradient(135deg, #fef08a, #facc15, #eab308);
    color: #1f2937;
    padding: 16px 24px;
    border-radius: 50px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    font-weight: bold;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.3s ease;
    z-index: 1000;
    max-width: 200px;
    text-align: center;
}

.fixed-entry-button:hover {
    background: linear-gradient(135deg, #fde047, #eab308, #d97706);
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
    color: #1f2937;
    text-decoration: none;
}

/* モバイル対応 */
@media (max-width: 768px) {
    .fixed-entry-button {
        bottom: 15px;
        right: 15px;
        padding: 12px 20px;
        font-size: 14px;
        max-width: 160px;
    }
}