/* style123.css */
/* Page 123 - 出版訊息：《龍樹菩薩傳》 */

/* 固定垂直標籤 */
.bundle-123-123-active .fixed-vertical-label {
    position: fixed;
    top: 30px;
    left: 30px;
    writing-mode: vertical-rl;
    text-orientation: upright;
    background-color: #8B4513;
    color: white;
    padding: 10px 8px;
    font-size: 1rem;
    white-space: nowrap;
    border-radius: 5px;
    z-index: 1000;
    font-weight: bold;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

@media (max-width: 768px) {
    .bundle-123-123-active .fixed-vertical-label {
        font-size: 11px;
        padding: 2px 0px;
        left: 0px;
        line-height: 1.2;
    }
}

/* 主容器 */
.bundle-123-123 .container {
    max-width: 800px;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding: 40px 100px;
    margin-bottom: 2.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    background-color: #F4ECDA;
    position: relative;
}

/* 內容區域 */
.bundle-123-123 .content {
    max-width: 100%;
    margin: 0 auto;
}

/* 書籍封面圖片 - 置中顯示 */
.bundle-123-123 .book-cover {
    width: 100%;
    max-width: 350px;
    margin: 0 auto 25px auto;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.bundle-123-123 .book-cover img {
    width: 100%;
    height: auto;
    display: block;
}

/* 書名 */
.bundle-123-123 .book-title {
    font-size: 1.8rem;
    font-weight: bold;
    color: #2C1810;
    margin-bottom: 15px;
    line-height: 1.6;
}

/* 作者資訊 */
.bundle-123-123 .book-info {
    font-size: 1rem;
    color: #555;
    margin-bottom: 10px;
    line-height: 1.8;
    text-indent: 4em;
    font-weight: bold;
}

/* 出版者 */
.bundle-123-123 .publisher {
    font-size: 1rem;
    color: #555;
    margin-bottom: 20px;
    line-height: 1.8;
    text-indent: 4em;
    font-weight: bold;
}

/* 內容段落 */
.bundle-123-123 .content-paragraph {
    text-indent: 2em;
    margin-bottom: 15px;
    line-height: 1.9;
    font-size: 1rem;
    color: #333;
    text-align: justify;
}

/* 頁碼 */
.bundle-123-123 .page-number {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 30px;
    padding: 8px 0;
    clear: both;
}

.bundle-123-123 .page-text {
    color: #666;
    font-size: 14px;
}

.bundle-123-123 .page-circle {
    background: #8B4513;
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

/* RWD 響應式設計 */
@media screen and (max-width: 768px) {
    .bundle-123-123 .container {
        padding: 30px 40px;
    }

    .bundle-123-123 .book-cover {
        max-width: 300px;
    }

    .bundle-123-123 .book-title {
        font-size: 1.5rem;
    }
}

@media screen and (max-width: 580px) {
    .bundle-123-123 .container {
        padding: 20px 25px;
    }

    .bundle-123-123 .book-title {
        font-size: 1.3rem;
    }

    .bundle-123-123 .content-paragraph {
        font-size: 0.95rem;
    }

    .bundle-123-123 .page-text {
        font-size: 12px;
    }

    .bundle-123-123 .page-circle {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }
}