/******* Do not edit this file *******
Simple Custom CSS and JS - by Silkypress.com
Saved: Jul 08 2026 | 12:15:21 */
/*
────────────────────────────────
9. 目次ボタン（アニメーション付き）
────────────────────────────────
*/
/* アニメーション定義 */
@keyframes toc-pulse {
    0%   { transform: scale(1); }
    50%  { transform: scale(1.08); }
    100% { transform: scale(1); }
}

@keyframes toc-bounce {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-6px); }
}

/* 目次ボタンスタイル */
a.sgb-toc-button.js-toc-button.block {
    width: 64px;
    height: 64px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    
    /* Apple Intelligence風グラデーション */
    background: linear-gradient(
        90deg,
        #4FA0F9 0%,
        #B558D1 50%,
        #EC4C75 100%
    ) !important;
    
    color: #ffffff !important;
    border-radius: 50% !important;
    border: none !important;
    box-shadow: 0 4px 12px rgba(0,0,0,0.12) !important;
    font-size: 1.4rem !important;
    
    /* アニメーション */
    animation: 
        toc-pulse 2.5s ease-in-out infinite,
        toc-bounce 3s ease-in-out infinite;
}