/* ===================================
   Page 73-87 樣式
   修學園地：尋覓菩提道（中）──捨聖道入淨土
   參考：49-50 樣式
   =================================== */

/* 固定垂直標籤 */
.bundle-73-87-active .fixed-vertical-label {
	position: fixed;
	top: 30px;
	left: 30px;
	writing-mode: vertical-rl;
	text-orientation: upright;
	background-color: #75628c;
	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-73-87-active .fixed-vertical-label {
		font-size: 11px;
		padding: 2px 0px;
		left: 0px;
		line-height: 1.2;
	}
}

/* 主容器 */
.bundle-73-87 .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;
}

/* 標題樣式 */
.bundle-73-87 .title {
    text-align: center;
    color: #75628c;
    margin-bottom: 10px;
    font-size: 2.8rem;
    font-weight: bold;
}

.bundle-73-87 .title-line2 {
    margin-top: 0;
    margin-bottom: 15px;
}

/* 作者樣式 */
.bundle-73-87 .author {
    text-align: center;
    margin: 15px 0;
    font-size: 1rem;
}

/* 圓形點點的虛線 */
.bundle-73-87 .dotted-line {
    height: 8px;
    width: 100%;
    margin: 25px 0;
    background-image: radial-gradient(circle, #75628C 1px, transparent 1px);
    background-size: 8px 8px;
    background-position: center;
}

/* 內容樣式 */
.bundle-73-87 .content {
    max-width: 600px;
    margin: 0 auto;
}

.bundle-73-87 .content-paragraph {
    text-indent: 2em;
    margin-bottom: 15px;
    line-height: 1.8;
    font-size: 1rem;
}

/* 小標題樣式 */
.bundle-73-87 .section-heading {
    color: #75628c;
    font-size: 1.2rem;
    font-weight: bold;
    margin: 25px 0 15px 0;
}

/* 粗體文字 */
.bundle-73-87 .fw-bold {
    font-weight: bold;
}

/* 紫色文字 */
.bundle-73-87 .purple-text {
    color: #75628c;
}

/* 圖片樣式（上方排版） */
.bundle-73-87 .image-section {
    margin-bottom: 20px;
}

.bundle-73-87 .page-figure {
    margin: 0;
}

.bundle-73-87 .image-caption {
    text-align: center;
    color: #806856;
    font-size: 0.9rem;
    margin-top: 10px;
}

/* 頁碼 */
.bundle-73-87 .page-number {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 30px;
    padding: 8px 0;
}

.bundle-73-87 .page-text {
    color: #666;
    font-size: 14px;
}

.bundle-73-87 .page-circle {
    background: #9E8BAD;
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

/* RWD設定 */
@media (max-width: 768px) {
    .bundle-73-87 .container {
        padding: 15px 15px;
        margin-bottom: 2rem;
    }

    .bundle-73-87 .title {
        font-size: 1.8rem;
    }

    .bundle-73-87 .author,
    .bundle-73-87 .content-paragraph {
        font-size: 1rem;
    }

    .bundle-73-87 .section-heading {
        font-size: 1.1rem;
    }

    .bundle-73-87 .page-circle {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .bundle-73-87 .container {
        padding: 15px 20px 15px 20px;
    }

    .bundle-73-87 .title {
        font-size: 1.5rem;
    }

    .bundle-73-87 .section-heading {
        font-size: 1rem;
    }

    .bundle-73-87 .content-paragraph {
        font-size: 0.95rem;
        text-indent: 1.5em;
    }
}