/* ============================================
   تصميم نهائي محسّن للفصل السادس
   ألوان حيوية ومشرقة - تنسيق جمالي متقن
   ============================================ */

/* ===== الألوان الأساسية الجديدة ===== */
:root {
    /* ألوان دافئة ومشرقة */
    --primary-gradient-start: #FF6B95;
    --primary-gradient-end: #FFA07A;
    
    --secondary-gradient-start: #667eea;
    --secondary-gradient-end: #764ba2;
    
    /* ألوان للاقتباسات - ألوان فاتحة ومريحة */
    --quran-bg-start: #E8F5E9;
    --quran-bg-end: #C8E6C9;
    --quran-border: #4CAF50;
    
    --hadith-bg-start: #FFF3E0;
    --hadith-bg-end: #FFE0B2;
    --hadith-border: #FF9800;
    
    --scholar-bg-start: #E3F2FD;
    --scholar-bg-end: #BBDEFB;
    --scholar-border: #2196F3;
    
    --scientific-bg-start: #F3E5F5;
    --scientific-bg-end: #E1BEE7;
    --scientific-border: #9C27B0;
    
    /* ألوان للصناديق الخاصة */
    --story-box-bg: #FFF9C4;
    --story-box-border: #FBC02D;
    
    --activity-box-bg: #FFEBEE;
    --activity-box-border: #E91E63;
    
    --image-desc-bg: #E0F2F1;
    --image-desc-border: #00897B;
    
    /* ألوان النصوص */
    --text-dark: #1A237E;
    --text-medium: #37474F;
    --text-light: #546E7A;
}

/* ===== محتوى الفصل ===== */
.chapter-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 25px;
    font-family: 'Tajawal', Arial, sans-serif;
    line-height: 2.4;
    color: var(--text-medium);
    background: linear-gradient(to bottom, #FAFAFA 0%, #FFFFFF 100%);
}

/* ===== العناوين الرئيسية ===== */
.section-heading {
    background: linear-gradient(135deg, var(--primary-gradient-start) 0%, var(--primary-gradient-end) 100%);
    color: white;
    padding: 25px 30px;
    border-radius: 20px;
    font-size: 2rem;
    font-weight: 700;
    margin: 50px 0 35px 0;
    text-align: center;
    box-shadow: 0 8px 25px rgba(255, 107, 149, 0.35);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.section-heading::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 100%);
    pointer-events: none;
}

.section-heading:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(255, 107, 149, 0.45);
}

/* ===== العناوين الفرعية ===== */
.subsection-heading {
    background: linear-gradient(135deg, var(--secondary-gradient-start) 0%, var(--secondary-gradient-end) 100%);
    color: white;
    padding: 18px 25px;
    border-radius: 15px;
    font-size: 1.6rem;
    font-weight: 600;
    margin: 35px 0 25px 0;
    text-align: center;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
}

.subsection-heading:hover {
    transform: translateX(-5px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

/* ===== الفقرات ===== */
.chapter-content p {
    margin: 20px 0;
    text-align: justify;
    font-size: 1.15rem;
    line-height: 2.4;
    color: var(--text-medium);
    text-indent: 0;
    padding: 0 10px;
}

/* ===== الآيات القرآنية ===== */
.quran-verse {
    background: linear-gradient(135deg, var(--quran-bg-start) 0%, var(--quran-bg-end) 100%);
    border-right: 6px solid var(--quran-border);
    padding: 25px 30px;
    margin: 30px 0;
    border-radius: 15px;
    font-family: 'Amiri', serif;
    font-size: 1.35rem;
    line-height: 2.6;
    font-weight: 700;
    color: var(--text-dark);
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.2);
    position: relative;
    transition: all 0.3s ease;
}

.quran-verse::before {
    content: '﴿';
    position: absolute;
    top: 15px;
    right: 10px;
    font-size: 2.5rem;
    color: var(--quran-border);
    opacity: 0.3;
}

.quran-verse::after {
    content: '﴾';
    position: absolute;
    bottom: 15px;
    left: 10px;
    font-size: 2.5rem;
    color: var(--quran-border);
    opacity: 0.3;
}

.quran-verse:hover {
    transform: translateX(-5px);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.3);
}

.quran-verse p {
    margin: 10px 0;
    text-align: center;
    line-height: 2.6;
    position: relative;
    z-index: 1;
}

/* ===== الأحاديث النبوية ===== */
.hadith-quote {
    background: linear-gradient(135deg, var(--hadith-bg-start) 0%, var(--hadith-bg-end) 100%);
    border-right: 6px solid var(--hadith-border);
    padding: 25px 30px;
    margin: 30px 0;
    border-radius: 15px;
    font-family: 'Amiri', serif;
    font-size: 1.25rem;
    line-height: 2.4;
    color: var(--text-dark);
    box-shadow: 0 4px 15px rgba(255, 152, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
}

.hadith-quote::before {
    content: '🕌';
    position: absolute;
    top: 15px;
    right: 10px;
    font-size: 2rem;
    opacity: 0.2;
}

.hadith-quote:hover {
    transform: translateX(-5px);
    box-shadow: 0 6px 20px rgba(255, 152, 0, 0.3);
}

.hadith-quote p {
    margin: 12px 0;
    line-height: 2.4;
}

/* ===== اقتباسات العلماء ===== */
.scholar-quote {
    background: linear-gradient(135deg, var(--scholar-bg-start) 0%, var(--scholar-bg-end) 100%);
    border-right: 6px solid var(--scholar-border);
    padding: 25px 30px;
    margin: 30px 0;
    border-radius: 15px;
    font-size: 1.2rem;
    line-height: 2.4;
    color: var(--text-dark);
    box-shadow: 0 4px 15px rgba(33, 150, 243, 0.2);
    transition: all 0.3s ease;
    position: relative;
}

.scholar-quote::before {
    content: '📚';
    position: absolute;
    top: 15px;
    right: 10px;
    font-size: 2rem;
    opacity: 0.2;
}

.scholar-quote:hover {
    transform: translateX(-5px);
    box-shadow: 0 6px 20px rgba(33, 150, 243, 0.3);
}

.scholar-quote p {
    margin: 12px 0;
    line-height: 2.4;
}

/* ===== الاقتباسات العلمية ===== */
.scientific-quote {
    background: linear-gradient(135deg, var(--scientific-bg-start) 0%, var(--scientific-bg-end) 100%);
    border-right: 6px solid var(--scientific-border);
    padding: 25px 30px;
    margin: 30px 0;
    border-radius: 15px;
    font-size: 1.2rem;
    line-height: 2.4;
    color: var(--text-dark);
    box-shadow: 0 4px 15px rgba(156, 39, 176, 0.2);
    transition: all 0.3s ease;
    position: relative;
}

.scientific-quote::before {
    content: '🔬';
    position: absolute;
    top: 15px;
    right: 10px;
    font-size: 2rem;
    opacity: 0.2;
}

.scientific-quote:hover {
    transform: translateX(-5px);
    box-shadow: 0 6px 20px rgba(156, 39, 176, 0.3);
}

.scientific-quote p {
    margin: 12px 0;
    line-height: 2.4;
}

/* ===== صندوق القصص ===== */
.story-box {
    background: var(--story-box-bg);
    border: 3px solid var(--story-box-border);
    border-radius: 20px;
    padding: 25px 30px;
    margin: 30px 0;
    box-shadow: 0 6px 20px rgba(251, 192, 45, 0.2);
    transition: all 0.3s ease;
    position: relative;
}

.story-box::before {
    content: '📖';
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 2.5rem;
    opacity: 0.2;
}

.story-box:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(251, 192, 45, 0.3);
}

.story-box h4 {
    color: var(--text-dark);
    font-size: 1.4rem;
    margin-bottom: 15px;
    font-weight: 700;
}

.story-box p {
    line-height: 2.4;
    margin: 12px 0;
}

/* ===== صندوق الأنشطة ===== */
.activity-box {
    background: var(--activity-box-bg);
    border: 3px dashed var(--activity-box-border);
    border-radius: 20px;
    padding: 25px 30px;
    margin: 30px 0;
    box-shadow: 0 6px 20px rgba(233, 30, 99, 0.2);
    transition: all 0.3s ease;
    position: relative;
}

.activity-box::before {
    content: '✨';
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 2.5rem;
    opacity: 0.3;
}

.activity-box:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(233, 30, 99, 0.3);
}

.activity-box h4 {
    color: var(--text-dark);
    font-size: 1.4rem;
    margin-bottom: 15px;
    font-weight: 700;
}

.activity-box p, .activity-box ul {
    line-height: 2.4;
    margin: 12px 0;
}

.activity-box ul {
    padding-right: 30px;
}

.activity-box li {
    margin: 10px 0;
    line-height: 2.2;
}

/* ===== وصف الصور ===== */
.image-description {
    background: var(--image-desc-bg);
    border: 3px solid var(--image-desc-border);
    border-radius: 15px;
    padding: 25px 30px;
    margin: 30px 0;
    box-shadow: 0 4px 15px rgba(0, 137, 123, 0.2);
    transition: all 0.3s ease;
    position: relative;
}

.image-description::before {
    content: '🖼️';
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 2rem;
    opacity: 0.2;
}

.image-description:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 137, 123, 0.3);
}

.image-description p {
    margin: 10px 0;
    line-height: 2.2;
    text-align: center;
    font-style: italic;
    color: var(--text-medium);
}

.image-description strong {
    color: var(--image-desc-border);
    font-size: 1.15rem;
}

/* ===== القوائم ===== */
.chapter-content ul {
    margin: 20px 0;
    padding-right: 30px;
    line-height: 2.2;
}

.chapter-content li {
    margin: 12px 0;
    line-height: 2.4;
    color: var(--text-medium);
}

.chapter-content ol {
    margin: 20px 0;
    padding-right: 30px;
    line-height: 2.2;
}

.chapter-content ol li {
    margin: 12px 0;
    line-height: 2.4;
}

/* ===== العناوين داخل المحتوى ===== */
.chapter-content h3 {
    color: var(--text-dark);
    font-size: 1.5rem;
    font-weight: 600;
    margin: 30px 0 20px 0;
    padding-right: 15px;
    border-right: 5px solid var(--primary-gradient-start);
    line-height: 1.8;
}

.chapter-content h4 {
    color: var(--text-dark);
    font-size: 1.3rem;
    font-weight: 600;
    margin: 25px 0 15px 0;
    padding-right: 10px;
    line-height: 1.8;
}

/* ===== زر العودة للأعلى ===== */
#backToTop {
    position: fixed;
    bottom: 30px;
    left: 30px;
    background: linear-gradient(135deg, var(--primary-gradient-start), var(--primary-gradient-end));
    color: white;
    border: none;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
    cursor: pointer;
    display: none;
    box-shadow: 0 6px 20px rgba(255, 107, 149, 0.4);
    transition: all 0.3s ease;
    z-index: 1000;
}

#backToTop:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 8px 25px rgba(255, 107, 149, 0.5);
}

/* ===== تحسينات للشاشات الصغيرة ===== */
@media (max-width: 768px) {
    .chapter-content {
        padding: 25px 15px;
    }
    
    .section-heading {
        font-size: 1.6rem;
        padding: 20px 20px;
        margin: 35px 0 25px 0;
    }
    
    .subsection-heading {
        font-size: 1.35rem;
        padding: 15px 20px;
        margin: 25px 0 20px 0;
    }
    
    .chapter-content p {
        font-size: 1.1rem;
        line-height: 2.2;
    }
    
    .quran-verse,
    .hadith-quote,
    .scholar-quote,
    .scientific-quote {
        padding: 20px 20px;
        font-size: 1.15rem;
        line-height: 2.2;
    }
    
    .story-box,
    .activity-box,
    .image-description {
        padding: 20px 20px;
    }
    
    #backToTop {
        width: 50px;
        height: 50px;
        bottom: 20px;
        left: 20px;
        font-size: 1.3rem;
    }
}

/* ===== تحسينات إضافية للطباعة ===== */
@media print {
    .section-heading,
    .subsection-heading {
        page-break-after: avoid;
    }
    
    .quran-verse,
    .hadith-quote,
    .scholar-quote,
    .scientific-quote,
    .story-box,
    .activity-box {
        page-break-inside: avoid;
    }
    
    #backToTop {
        display: none;
    }
}

/* ===== تأثيرات إضافية للحيوية ===== */
.chapter-content > * {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== تحسين الظلال والعمق ===== */
.section-heading,
.subsection-heading,
.quran-verse,
.hadith-quote,
.scholar-quote,
.scientific-quote,
.story-box,
.activity-box,
.image-description {
    position: relative;
    z-index: 1;
}

/* ===== إضافة خطوط فاصلة جمالية ===== */
.chapter-content hr {
    border: none;
    height: 3px;
    background: linear-gradient(to left, transparent, var(--primary-gradient-start), transparent);
    margin: 40px 0;
    border-radius: 5px;
}

/* ===== تنسيق خاص للنصوص المهمة ===== */
.chapter-content strong {
    color: var(--text-dark);
    font-weight: 700;
}

.chapter-content em {
    color: var(--text-dark);
    font-style: italic;
}