/* styles.css - الأنماط الأساسية والشبكة */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 20px;
    background: #f8f9fa;
    line-height: 1.6;
}

/* تنسيق عام للغة العربية */
[dir="rtl"] {
    text-align: right;
}

[dir="ltr"] {
    text-align: left;
}

/* الحاويات */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* الأقسام */
.language-section {
    background: white;
    border-radius: 10px;
    padding: 20px;
    margin: 25px 0;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.language-section h2 {
    color: #2c5f8a;
    border-bottom: 3px solid #2c5f8a;
    padding-bottom: 10px;
    margin-bottom: 20px;
}

/* الرأس والتذييل */
header {
    background: linear-gradient(135deg, #2c5f8a, #3a7bb8);
    color: white;
    padding: 30px;
    border-radius: 10px;
    margin-bottom: 30px;
    text-align: center;
}

header a {
    color: white;
    text-decoration: underline;
}

footer {
    background: #333;
    color: white;
    padding: 20px;
    border-radius: 10px;
    margin-top: 40px;
    text-align: center;
}

footer a {
    color: #4da6ff;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* === شبكة الكتب (3 أعمدة) === */
.book-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

/* بطاقة الكتاب */
.book-card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border: 1px solid #eaeaea;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.book-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

/* صورة الغلاف */
.book-cover {
    text-align: center;
    margin-bottom: 20px;
}

.book-cover img {
    width: 180px;
    height: 250px;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    background: #f8f9fa;
    border: 1px solid #eee;
}

/* معلومات الكتاب */
.book-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.book-info h2 {
    color: #2c5f8a;
    margin: 0 0 12px 0;
    font-size: 1.3rem;
    line-height: 1.4;
}

.book-meta {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.book-desc {
    color: #555;
    line-height: 1.5;
    margin: 10px 0 15px;
    font-size: 0.95rem;
}

/* أزرار التحميل */
.download-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 15px 0 10px;
}

.download-link {
    display: inline-block;
    padding: 6px 12px;
    background: #2c5f8a;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-size: 0.85rem;
    transition: all 0.3s;
}

.download-link:hover {
    background: #1e4568;
}

.btn {
    display: inline-block;
    padding: 8px 16px;
    background: #3a7bb8;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.3s;
    margin-bottom: 10px;
}

.btn:hover {
    background: #2c5f8a;
}

/* توجيه النص حسب اللغة */
.book-card[data-lang="ar"] {
    direction: rtl;
    text-align: right;
}

.book-card[data-lang="en"] {
    direction: ltr;
    text-align: left;
}

/* أزرار التصفية */
.filter-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.filter-btn {
    padding: 10px 20px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    border: 2px solid #2c5f8a;
    background: white;
    color: #2c5f8a;
    border-radius: 8px;
    transition: all 0.3s;
}

.filter-btn.active,
.filter-btn:hover {
    background: #2c5f8a;
    color: white;
}

/* تحسينات الاستجابة */
@media (max-width: 1024px) {
    .book-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 600px) {
    .book-grid {
        grid-template-columns: 1fr;
    }
    .book-cover img {
        width: 150px;
        height: 210px;
    }
    body {
        padding: 15px;
    }
}

/* أنماط أزرار المكتبة في الصفحة الرئيسية */
.library-buttons {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    margin: 40px 0;
}

.library-card {
    background: white;
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    width: 280px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    transition: transform 0.3s;
    text-decoration: none;
    color: inherit;
}

.library-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 35px rgba(0,0,0,0.15);
}

.library-icon {
    font-size: 4rem;
    margin-bottom: 15px;
}

.library-card h3 {
    color: #2c5f8a;
    font-size: 1.8rem;
    margin: 10px 0;
}

.book-count {
    display: inline-block;
    background: #2c5f8a;
    color: white;
    padding: 5px 15px;
    border-radius: 30px;
    font-size: 0.9rem;
    margin-top: 15px;
}

/* توجيهات الذكاء الاصطناعي والمميزات */
.promo-card, .guideline-item, .feature-item {
    transition: transform 0.3s;
}
.promo-card:hover { transform: translateY(-10px); }
@media (max-width: 768px) {
    .promotion-grid, .guidelines-grid { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
}