/* 第79期 page15-17 樣式 */
/**
 * 功能描述：第79期雙月刊 page15-17 頁面樣式
 */

/* 主容器 */
.bundle-15-17 .container {
    max-width: 800px;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding: 20px 100px 20px 100px;
    margin-bottom: 2.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    background-color: #fff;
    position: relative;
}

/* ============ 標題樣式 ============ */

.bundle-15-17 .page-15 .title,
.bundle-15-17 .page-15 .subtitle,
.bundle-15-17 .page-15 .chapter {
    color: #806856;
}

.bundle-15-17 .title {
    text-align: center;
    color: #806856;
    margin: 10px 0 5px 0;
    font-size: 2.4rem;
    font-weight: bold;
    line-height: 1.3;
}

.bundle-15-17 .subtitle {
    text-align: left;
    color: #806856;
    font-size: 1.2rem;
    margin: 0 0 10px 0;
    max-width: 100%;
}

.bundle-15-17 .chapter {
    text-align: left;
    color: #806856;
    margin: 5px 0 20px 0;
    font-size: 1.2rem;
}

/* ============ 作者樣式 ============ */
.bundle-15-17 .author {
    text-align: center;
    margin: 15px 0 20px 0;
    font-size: 1rem;
    color: #231f20;
    text-indent: 0;
}

/* ============ 圓形點點的虛線 ============ */
.bundle-15-17 .dotted-line {
    height: 8px;
    width: 100%;
    margin: 25px 0;
    background-image: radial-gradient(circle, #aaa 1px, transparent 1px);
    background-size: 8px 8px;
    background-position: center;
}

/* ============ 內容樣式 ============ */
.bundle-15-17 .content {
    max-width: 600px;
    margin: 0 auto;
}

/* ============ 小標題樣式 ============ */
.bundle-15-17 .content-title {
    text-align: left;
    color: #86633a;
    margin: 30px 0 20px;
    font-size: 1.333rem; /* 16.0pt / 12pt */
    font-weight: bold;
}

/* ============ 段落樣式 ============ */
.bundle-15-17 .content-paragraph {
    text-indent: 2em;
    margin-bottom: 15px;
    line-height: 1.8;
    font-size: 1rem; /* 12.0pt / 12pt = 1rem */
    color: #231f20;
}

/* 粗體文字 */
.bundle-15-17 .content-paragraph .fw-bold {
    font-weight: 700;
    color: #231f20;
}

/* 14.0字級、#86633a顏色的文字 */
.bundle-15-17 .content-paragraph .font-medium-14 {
    font-size: 1.17rem; /* 14.0px / 12px = 1.17rem */
    color: #86633a;
    font-weight: 500;
}

/* 縮排5.5個半形字元 */
.bundle-15-17 .content-paragraph.indent-5em {
    text-indent: 5.5em;
}

/* ============ 頁碼樣式 ============ */
.bundle-15-17 .page-number {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 30px;
    padding-top: 20px;
    font-size: 0.9rem;
    color: #666;
}

.bundle-15-17 .page-number .page-text {
    color: #666;
}

.bundle-15-17 .page-number .page-circle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: #86633a;
    color: white;
    font-weight: bold;
    font-size: 1rem;
}

.bundle-15-17 figcaption {
	color: #806856;
	font-size: 0.9rem;
	margin-top: 15px;
}

/* ============ Page 17 專屬樣式：上方圖片排版 ============ */
.bundle-15-17 .page-17 .page-image-top {
    margin-bottom: 25px;
    text-align: center;
}

.bundle-15-17 .page-17 .page-image-top img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

.bundle-15-17 .page-17 .page-image-top figcaption {
    color: #806856;
    font-size: 0.85em;
    text-align: center;
    margin-top: 8px;
}

/* ============ 文章結束符號 ============ */
.bundle-15-17 .end-icon::before {
    content: "■";
    color: #806856;
    margin-left: 0.3em;
    font-size: 0.8em;
    vertical-align: middle;
}

/* ============ 響應式設計 ============ */
@media (max-width: 768px) {
    .bundle-15-17 .container {
        padding: 15px 30px;
    }

    .bundle-15-17 .title {
        font-size: 1.8rem;
    }

    .bundle-15-17 .subtitle {
        font-size: 1rem;
    }

    .bundle-15-17 .content-title {
        font-size: 1.1rem;
    }

    .bundle-15-17 .text-wrap-image {
        margin: 0 0 15px 20px;
    }

    .bundle-15-17 .text-wrap-image figcaption {
        font-size: 0.8em;
    }
}

/* ============ 固定垂直標籤樣式 ============ */
.bundle-15-17-active .fixed-vertical-label {
    position: fixed;
    top: 30px;
    left: 30px;
    writing-mode: vertical-rl;
    text-orientation: upright;
    background-color: #86633A;
    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;
}

/* 響應式：小螢幕調整 */
@media (max-width: 768px) {
    .bundle-15-17-active .fixed-vertical-label {
        font-size: 11px;
        padding: 2px 0px;
        left: 0px;
        line-height: 1.2;
    }
}