#hidden_header {
    display: none;
}

#scroll_viewer_container {
    max-width: 100%;
    margin: 0 auto;
    padding: 20px 10px 20px;
    background: #444;
}

#scroll_pages {
    text-align: center;
}

.scroll-page {
    margin: 0 0 24px;
}

.scroll-page img {
    width: auto;
    max-width: none;
    height: auto;
    display: block;
    margin: 0 auto;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12);
    background: #fff;
}

.scroll-page-number {
    margin: 0 0 8px;
    font-size: 14px;
    color: #888;
}

/* 開閉ラッパー */
#scroll_toolbar_wrap {
    position: fixed;
    right: 15px;
    bottom: 15px;
    z-index: 50;
}

/* 右下固定ツールバー本体 */
#scroll_toolbar {
    position: static;
    width: 200px;
    padding: 12px 40px 9px 9px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 14px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.10);
    box-sizing: border-box;
    backdrop-filter: blur(4px);
}

.scroll_toolbar_row {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-bottom: 7px;
}

.scroll_toolbar_row:last-child {
    margin-bottom: 0;
}

.scroll_toolbar_btn,
#scroll_to_info,
#to_book_view,
#zoom_out_btn,
#zoom_in_btn,
#zoom_reset_btn,
#scroll_goto_btn {
    height: 30px;
    line-height: 18px;
    padding-top: 4px;
    padding-bottom: 4px;
    border-radius: 7px;
    font-size: 12px;
}

.scroll_toolbar_btn {
    white-space: nowrap;
    padding-left: 6px;
    padding-right: 6px;
}

/* 1段目 */
#scroll_to_info,
#to_book_view {
    flex: 1 1 0;
    text-align: center;
    text-decoration: none;
}

#to_book_view {
    background: #111;
    border-color: #111;
    color: #fff;
}

#to_book_view:hover {
    background: #000;
    border-color: #000;
    color: #fff;
    text-decoration: none;
}

/* 2段目 */
.scroll_toolbar_zoom {
    display: grid;
    grid-template-columns: 28px 28px 28px 82px;
    gap: 4px;
    align-items: center;
}

#zoom_percent {
    width: 28px;
    min-width: 28px;
    text-align: center;
    font-size: 12px;
    font-weight: bold;
    color: #555;
}

#bookmark_auto_btn {
    width: 86px;
    min-width: 86px;
    text-align: center;
    font-size: 11px;
    padding-left: 2px;
    padding-right: 2px;
    white-space: nowrap;
    overflow: hidden;
}

/* 3段目 */
.scroll_toolbar_page {
    display: grid !important;
    grid-template-columns: 46px 28px 42px !important;
    gap: 4px !important;
    align-items: center !important;
}

#scroll_page_input {
    width: 46px !important;
    min-width: 46px !important;
    height: 30px !important;
    margin: 0 !important;
    padding: 2px 4px !important;
    text-align: center !important;
    border-radius: 7px;
    font-size: 12px;
}

#scroll_total_page {
    width: 28px !important;
    min-width: 28px !important;
    text-align: center !important;
    white-space: nowrap !important;
    line-height: 1 !important;
    display: inline-block !important;
    font-size: 12px;
    color: #666;
}

#scroll_goto_btn {
    width: 46px !important;
    min-width: 46px !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
}

/* 閉じるボタン */
#scroll_toolbar_toggle {
    position: absolute;
    top: -8px;
    right: -8px;
    z-index: 3;
    width: 22px;
    min-width: 22px;
    height: 22px;
    padding: 0;
    line-height: 20px;
    text-align: center;
    border-radius: 9999px;
}

/* 閉じた時に出るボタン */
#scroll_toolbar_open {
    display: none;
    width: auto;
    min-width: 120px;
    height: 34px;
    padding: 0 14px;
    border-radius: 9999px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    position: relative;
}

#scroll_toolbar.is-collapsed {
    display: none;
}
/* スマホでは上部 */
@media (max-width: 767px) {
    #scroll_viewer_container {
        padding-left: 6px;
        padding-right: 6px;
    }

    #scroll_toolbar {
        width: auto;
        border-radius: 0;
        box-shadow: none;
        border-left: none;
        border-right: none;
        padding: 8px 6px;
        backdrop-filter: none;
    }

    .scroll_toolbar_row {
        flex-wrap: wrap;
    }

    .scroll_toolbar_zoom {
        display: grid;
        grid-template-columns: 28px 28px 28px;
        gap: 4px;
        align-items: center;
        justify-content: start;
    }

    .scroll_toolbar_page {
        grid-template-columns: 46px 28px 46px !important;
    }

    .scroll-page {
        margin-bottom: 14px;
    }
}

#bookmark_auto_btn.is-on {
    background: #337ab7;
    border-color: #2e6da4;
    color: #fff;
}

#bookmark_auto_btn.is-on:hover {
    background: #2e6da4;
    border-color: #245580;
    color: #fff;
}

#bookmark_auto_btn.is-off {
    background: #f8f8f8;
    border-color: #ccc;
    color: #666;
}

#bookmark_auto_btn.is-off:hover {
    background: #f0f0f0;
    border-color: #bbb;
    color: #555;
}
#resume_prompt {
    position: fixed;
    left: 50%;
    bottom: 20px;
    transform: translateX(-50%);
    z-index: 60;
}

#resume_prompt_box {
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
    padding: 12px 14px;
    min-width: 300px;
    text-align: center;
}

.resume_prompt_text {
    font-size: 14px;
    margin-bottom: 10px;
}

.resume_prompt_actions {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

@media (max-width: 767px) {
    #resume_prompt {
        left: 10px;
        right: 10px;
        bottom: 10px;
        transform: none;
    }

    #resume_prompt_box {
        min-width: auto;
        width: 100%;
    }
}