/**
 * الأنماط الرئيسية - مدرسة الريحان
 * الإصدار: 1.3.0
 * المطور: محمد الأمين
 */

/* ==========================================================================
   الهيدر والتنقل
   ========================================================================== */

.top-bar {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    padding: var(--spacing-sm) 0;
    font-size: var(--text-sm);
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-link {
    color: var(--color-white);
    margin-left: var(--spacing-md);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.top-link:hover {
    color: var(--color-accent-light);
}

.main-header {
    background-color: var(--color-white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

.site-branding {
    flex: 0 0 auto;
}

.site-title {
    font-size: var(--text-2xl);
    margin: 0;
}

.site-title a {
    color: var(--color-primary);
}

.main-navigation {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-menu {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--spacing-lg);
}

.nav-menu li a {
    color: var(--color-dark);
    font-weight: 600;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-base);
    transition: all var(--transition-fast);
}

.nav-menu li a:hover {
    background-color: var(--color-light);
    color: var(--color-primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.search-toggle,
.dark-mode-toggle,
.user-menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-base);
    transition: background-color var(--transition-fast);
}

.search-toggle:hover,
.dark-mode-toggle:hover,
.user-menu-toggle:hover {
    background-color: var(--color-light);
}

.user-menu-wrapper {
    position: relative;
}

.user-menu-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.user-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--color-white);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    min-width: 200px;
    display: none;
}

.user-menu-wrapper:hover .user-dropdown {
    display: block;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-base);
    transition: background-color var(--transition-fast);
}

.dropdown-item:hover {
    background-color: var(--color-light);
}

/* زر القائمة للموبايل */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    padding: var(--spacing-sm);
    cursor: pointer;
    z-index: 1001;
    position: relative;
}

.menu-icon {
    display: block;
    width: 30px;
    height: 3px;
    background-color: var(--color-primary);
    position: relative;
    transition: all var(--transition-base);
    border-radius: 3px;
}

.menu-icon::before,
.menu-icon::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 3px;
    background-color: var(--color-primary);
    right: 0;
    transition: all var(--transition-base);
    border-radius: 3px;
}

.menu-icon::before {
    top: -10px;
}

.menu-icon::after {
    bottom: -10px;
}

/* حالة القائمة المفتوحة */
.menu-toggle.active .menu-icon {
    background-color: transparent;
}

.menu-toggle.active .menu-icon::before {
    transform: rotate(45deg);
    top: 0;
}

.menu-toggle.active .menu-icon::after {
    transform: rotate(-45deg);
    bottom: 0;
}

/* مربع البحث */
.search-modal {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-modal-content {
    background-color: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    max-width: 600px;
    width: 90%;
    position: relative;
}

.search-modal-close {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    background: none;
    border: none;
    cursor: pointer;
}

.search-form {
    display: flex;
    gap: var(--spacing-sm);
}

.search-field {
    flex: 1;
    padding: var(--spacing-md);
    border: 2px solid var(--color-light-gray);
    border-radius: var(--radius-base);
    font-size: var(--text-lg);
}

.search-submit {
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-base);
    cursor: pointer;
}

/* ==========================================================================
   الفوتر
   ========================================================================== */

.site-footer {
    background-color: var(--color-dark);
    color: var(--color-light);
    margin-top: var(--spacing-3xl);
}

.footer-widgets {
    padding: var(--spacing-3xl) 0;
}

.footer-widgets-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-2xl);
}

.footer-widget-column {
    color: var(--color-light);
}

.footer-widget h4 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.footer-bottom {
    background-color: var(--color-black);
    padding: var(--spacing-lg) 0;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-menu {
    list-style: none;
    display: flex;
    gap: var(--spacing-lg);
    margin: 0;
    padding: 0;
}

.footer-menu a {
    color: var(--color-light);
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    color: var(--color-light);
    transition: color var(--transition-fast);
}

.social-link:hover {
    color: var(--color-accent);
}

.back-to-top {
    position: fixed;
    bottom: var(--spacing-xl);
    left: var(--spacing-xl);
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-fast);
}

.back-to-top:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-4px);
}

/* ==========================================================================
   الصفحة الرئيسية
   ========================================================================== */

.hero-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0;
    text-align: center;
}

.hero-title {
    font-size: var(--text-4xl);
    margin-bottom: var(--spacing-md);
}

.hero-description {
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-xl);
}

.stats-section {
    background-color: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin: calc(-1 * var(--spacing-2xl)) var(--spacing-lg) var(--spacing-2xl);
    position: relative;
    z-index: 2;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--color-dark-gray);
}

/* ==========================================================================
   صفحة العلوم (Taxonomy)
   ========================================================================== */

.taxonomy-header {
    margin-bottom: var(--spacing-2xl);
}

.taxonomy-hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
    padding: var(--spacing-3xl) var(--spacing-2xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-lg);
}

.taxonomy-title-wrapper {
    max-width: 800px;
}

.taxonomy-title {
    font-size: var(--text-4xl);
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
    display: flex;
    align-items: center;
}

.taxonomy-description {
    font-size: var(--text-lg);
    opacity: 0.95;
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.taxonomy-meta {
    display: flex;
    gap: var(--spacing-xl);
    align-items: center;
}

.taxonomy-meta .course-count {
    background-color: rgba(255, 255, 255, 0.2);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.badge-semester {
    background-color: var(--color-info);
    color: var(--color-white);
}

.badge-type {
    background-color: var(--color-accent);
    color: var(--color-white);
}

/* ==========================================================================
   المقررات
   ========================================================================== */

/* فلاتر البحث */
.courses-filters {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-base);
    margin-bottom: var(--spacing-2xl);
}

.filters-form {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex-wrap: wrap;
}

.filters-form .filter-group {
    flex: 1;
    min-width: 200px;
    margin-bottom: 0;
    padding: 0;
    background: none;
    box-shadow: none;
}

.filter-search,
.filter-select {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--color-light-gray);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    background-color: var(--color-light);
    color: var(--color-dark);
    transition: all var(--transition-fast);
}

.filter-search:focus,
.filter-select:focus {
    outline: none;
    border-color: var(--color-primary);
    background-color: var(--color-white);
    box-shadow: 0 0 0 3px rgba(11, 94, 59, 0.1);
}

.filter-search::placeholder {
    color: var(--color-gray);
}

.filters-form .btn {
    padding: var(--spacing-md) var(--spacing-xl);
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* شبكة المقررات */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.course-card {
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: all var(--transition-base);
}

.course-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.course-card:hover .course-hover-actions {
    opacity: 1;
    visibility: visible;
}

.course-card:hover .course-thumbnail {
    transform: scale(1.05);
}

.course-thumbnail-wrapper {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.course-thumbnail,
.course-thumbnail-placeholder {
    width: 100%;
    height: 100%;
    flex-shrink: 0;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.course-thumbnail-placeholder {
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.course-thumbnail-placeholder svg {
    color: rgba(255, 255, 255, 0.5);
}

.course-content {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.course-title {
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-sm);
}

.course-title a {
    color: var(--color-dark);
    transition: color var(--transition-fast);
}

.course-title a:hover {
    color: var(--color-primary);
}

.course-meta {
    display: flex;
    gap: var(--spacing-md);
    font-size: var(--text-sm);
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-lg);
}

.course-description {
    color: var(--color-dark-gray);
    line-height: 1.6;
    margin-bottom: var(--spacing-xl);
    flex-grow: 1;
}

.course-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: auto;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-light-gray);
}

.course-actions .btn {
    flex: 1;
}

.course-hover-actions {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    display: flex;
    gap: var(--spacing-sm);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.course-hover-actions .btn {
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--text-sm);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.course-hover-actions .btn-secondary {
    background-color: var(--color-white);
    color: var(--color-primary);
}

.course-hover-actions .btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* ==========================================================================
   الدروس
   ========================================================================== */

.lesson-page {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-xl);
}

.lesson-main-content {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-base);
}

.video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-xl);
}

.video-container iframe {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
}

.lesson-tabs {
    display: flex;
    border-bottom: 2px solid var(--color-light-gray);
    margin-bottom: var(--spacing-lg);
}

.lesson-tab {
    padding: var(--spacing-md) var(--spacing-lg);
    cursor: pointer;
    border: none;
    background: none;
    transition: all var(--transition-fast);
}

.lesson-tab.active {
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
    margin-bottom: -2px;
}

.lesson-sidebar {
    position: sticky;
    top: 80px;
}

.lessons-list {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-base);
}

.lesson-item {
    padding: var(--spacing-md);
    border-radius: var(--radius-base);
    margin-bottom: var(--spacing-sm);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.lesson-item:hover {
    background-color: var(--color-light);
}

.lesson-item.completed {
    opacity: 0.6;
}

.lesson-item.active {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* ==========================================================================
   الأسئلة
   ========================================================================== */

.questions-page {
    display: grid;
    grid-template-columns: 250px 1fr 250px;
    gap: var(--spacing-xl);
}

.questions-filters,
.questions-sidebar {
    position: sticky;
    top: 80px;
}

.filter-group {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-base);
    margin-bottom: var(--spacing-lg);
}

.filter-group h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--spacing-md);
}

.question-card {
    margin-bottom: var(--spacing-lg);
}

.question-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: var(--spacing-md);
}

.question-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.question-content {
    margin-bottom: var(--spacing-md);
}

.question-footer {
    display: flex;
    gap: var(--spacing-md);
    font-size: var(--text-sm);
    color: var(--color-dark-gray);
}

.answers-list {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-light-gray);
}

.answer-card {
    padding: var(--spacing-lg);
    background-color: var(--color-light);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.answer-card.best-answer {
    background-color: var(--color-accent);
    color: var(--color-white);
}

/* ==========================================================================
   استجابة الشاشات
   ========================================================================== */

@media (max-width: 1024px) {
    .lesson-page {
        grid-template-columns: 1fr;
    }

    .lesson-sidebar {
        position: static;
    }

    .questions-page {
        grid-template-columns: 1fr;
    }

    .questions-filters,
    .questions-sidebar {
        position: static;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-wrap: wrap;
    }

    .main-navigation {
        order: 3;
        width: 100%;
        margin-top: var(--spacing-md);
    }

    .nav-menu {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .footer-widgets-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom-content {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

    .courses-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   صفحة المقرر الواحد
   ========================================================================== */

.course-header-section {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    background-color: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-base);
}

.course-meta-info {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.course-header-image img {
    width: 100%;
    border-radius: var(--radius-md);
}

.course-description {
    margin-bottom: var(--spacing-2xl);
}

.lessons-list-sidebar {
    max-height: 500px;
    overflow-y: auto;
}

.lesson-item-sidebar {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-base);
    margin-bottom: var(--spacing-xs);
    transition: background-color var(--transition-fast);
}

.lesson-item-sidebar:hover {
    background-color: var(--color-light);
}

.lesson-item-sidebar.active {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.lesson-item-sidebar.completed {
    opacity: 0.7;
}

.lesson-item-sidebar a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: inherit;
}

/* ==========================================================================
   صفحة الدرس
   ========================================================================== */

.lesson-container {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: var(--spacing-xl);
}

.lesson-header {
    margin-bottom: var(--spacing-xl);
}

.lesson-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
    font-size: var(--text-sm);
}

.lesson-course-link,
.lesson-duration,
.lesson-status-completed {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.lesson-status-completed {
    color: var(--color-success);
}

.video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-xl);
    background-color: var(--color-black);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.lesson-tabs {
    display: flex;
    border-bottom: 2px solid var(--color-light-gray);
    margin-bottom: var(--spacing-lg);
    gap: var(--spacing-sm);
}

.lesson-tab {
    padding: var(--spacing-md) var(--spacing-lg);
    cursor: pointer;
    border: none;
    background: none;
    transition: all var(--transition-fast);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
}

.lesson-tab.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    font-weight: 600;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

.lesson-sidebar {
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
}

.sidebar-widget {
    margin-bottom: var(--spacing-lg);
}

.audio-player-widget audio {
    width: 100%;
    outline: none;
}

.lesson-actions {
    margin-top: var(--spacing-2xl);
    text-align: center;
}

.notes-form textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--color-light-gray);
    border-radius: var(--radius-base);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    resize: vertical;
}

.attachments-section {
    text-align: center;
    padding: var(--spacing-xl);
}

/* ==========================================================================
   صفحة الأسئلة
   ========================================================================== */

.questions-container {
    display: grid;
    grid-template-columns: 250px 1fr 250px;
    gap: var(--spacing-xl);
}

.questions-filters,
.questions-sidebar {
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
}

.filter-group {
    margin-bottom: var(--spacing-lg);
}

.filter-group h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--spacing-md);
}

.filter-input,
.filter-select {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--color-light-gray);
    border-radius: var(--radius-base);
}

.questions-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.questions-count {
    margin-bottom: var(--spacing-lg);
    color: var(--color-dark-gray);
}

.question-card {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-lg);
}

.question-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.question-status {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-base);
    font-size: var(--text-sm);
}

.status-answered {
    background-color: var(--color-success);
    color: var(--color-white);
}

.status-pending {
    background-color: var(--color-warning);
    color: var(--color-dark);
}

.question-meta {
    display: flex;
    gap: var(--spacing-md);
    font-size: var(--text-sm);
    color: var(--color-dark-gray);
}

.loading-spinner {
    text-align: center;
    padding: var(--spacing-3xl);
}

.loading-spinner svg {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.no-questions {
    text-align: center;
    padding: var(--spacing-3xl);
}

.archive-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.archive-list li {
    margin-bottom: var(--spacing-sm);
}

.archive-list a {
    color: var(--color-dark);
}

/* ==========================================================================
   Modals
   ========================================================================== */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-lg);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    background: none;
    border: none;
    font-size: var(--text-3xl);
    cursor: pointer;
    color: var(--color-dark-gray);
}

.question-form .form-group {
    margin-bottom: var(--spacing-lg);
}

.question-form label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.question-form .form-control {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--color-light-gray);
    border-radius: var(--radius-base);
    font-family: var(--font-primary);
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

/* ==========================================================================
   أنماط إضافية
   ========================================================================== */

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.post-card {
    overflow: hidden;
}

.post-thumbnail {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.post-meta {
    font-size: var(--text-sm);
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-md);
}

.post-date {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.cta-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
}

.cta-box {
    text-align: center;
    padding: var(--spacing-3xl);
}

.cta-box h2 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.cta-box p {
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-xl);
}

.category-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--color-accent);
    color: var(--color-white);
    border-radius: var(--radius-base);
    font-size: var(--text-sm);
    margin-left: var(--spacing-xs);
}

.course-thumbnail-placeholder {
    width: 100%;
    height: 200px;
    background-color: var(--color-light-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    color: var(--color-gray);
}

.no-results,
.no-courses-message,
.no-lessons-message {
    text-align: center;
    padding: var(--spacing-3xl);
}

.no-results svg {
    color: var(--color-gray);
    margin-bottom: var(--spacing-lg);
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-2xl);
    font-size: var(--text-lg);
}

.btn-accent {
    background-color: var(--color-accent);
    color: var(--color-white);
}

.btn-accent:hover {
    background-color: var(--color-accent-light);
    color: var(--color-white);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
}

.btn-outline:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.btn-block {
    display: block;
    width: 100%;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-xl);
}

.search-form-questions {
    display: flex;
    gap: var(--spacing-xs);
}

/* ==========================================================================
   نظام الملاحظات المحسّن
   ========================================================================== */

.add-note-form-container {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
}

.add-note-form-container h3 {
    margin-bottom: var(--spacing-md);
    font-size: var(--text-lg);
}

.notes-form textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--color-light-gray);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    line-height: 1.6;
    resize: vertical;
    transition: all var(--transition-fast);
}

.notes-form textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(11, 94, 59, 0.1);
}

.notes-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.note-item {
    padding: var(--spacing-lg);
    position: relative;
    transition: all var(--transition-base);
}

.note-item:hover {
    box-shadow: var(--shadow-md);
}

.note-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-light-gray);
}

.note-date {
    font-size: var(--text-sm);
    color: var(--color-gray);
}

.note-actions {
    position: relative;
}

.note-menu-toggle {
    background: none;
    border: none;
    padding: var(--spacing-xs);
    cursor: pointer;
    color: var(--color-gray);
    border-radius: var(--radius-base);
    transition: all var(--transition-fast);
}

.note-menu-toggle:hover {
    background-color: var(--color-light);
    color: var(--color-primary);
}

.note-dropdown-menu {
    position: absolute;
    left: 0;
    top: 100%;
    background: var(--color-white);
    border: 1px solid var(--color-light-gray);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 150px;
    z-index: 100;
    overflow: hidden;
}

.note-dropdown-menu button {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: none;
    border: none;
    text-align: right;
    cursor: pointer;
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
}

.note-dropdown-menu button:hover {
    background-color: var(--color-light);
}

.note-dropdown-menu .edit-note-btn:hover {
    color: var(--color-primary);
}

.note-dropdown-menu .delete-note-btn {
    color: var(--color-error);
}

.note-dropdown-menu .delete-note-btn:hover {
    background-color: rgba(245, 101, 101, 0.1);
}

.note-content {
    color: var(--color-dark);
    line-height: 1.7;
}

.note-text {
    white-space: pre-wrap;
    word-wrap: break-word;
}

.note-edit-form textarea {
    margin-bottom: var(--spacing-sm);
}

.note-edit-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.no-notes {
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-lg);
    color: var(--color-gray);
}

.no-notes svg {
    margin: 0 auto var(--spacing-lg);
    color: var(--color-light-gray);
}

.no-notes p {
    font-size: var(--text-lg);
    margin: 0;
}

/* Dark mode للملاحظات */
body.dark-mode .note-item {
    background-color: var(--color-light);
}

body.dark-mode .note-dropdown-menu {
    background-color: var(--color-light);
    border-color: var(--color-light-gray);
}

body.dark-mode .note-dropdown-menu button:hover {
    background-color: var(--color-light-gray);
}

/* ==========================================================================
   نظام المرفقات المحسّن
   ========================================================================== */

.attachments-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.attachment-item {
    padding: var(--spacing-lg);
    position: relative;
    transition: all var(--transition-base);
    overflow: hidden;
}

.attachment-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.attachment-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-light-gray);
}

.attachment-header svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

.attachment-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-dark);
    margin: 0;
    flex: 1;
}

.attachment-content {
    margin-bottom: var(--spacing-md);
}

.attachment-text {
    color: var(--color-dark);
    line-height: 1.7;
    font-size: var(--text-base);
}

.attachment-text p {
    margin-bottom: var(--spacing-sm);
}

.attachment-text p:last-child {
    margin-bottom: 0;
}

.attachment-link {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.attachment-link .btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    align-self: flex-start;
}

.link-url {
    font-size: var(--text-sm);
    color: var(--color-gray);
    word-break: break-all;
    background-color: var(--color-light);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-base);
    margin: 0;
}

.attachment-pdf {
    text-align: center;
}

.attachment-pdf .btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.attachment-type-badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-sm);
}

.attachment-type-badge {
    background-color: var(--color-accent);
    color: var(--color-white);
}

/* أنواع مختلفة من المرفقات - ألوان مميزة */
.attachment-item[data-type="text"] .attachment-type-badge {
    background-color: var(--color-info);
}

.attachment-item[data-type="link"] .attachment-type-badge {
    background-color: var(--color-accent);
}

.attachment-item[data-type="pdf"] .attachment-type-badge {
    background-color: var(--color-error);
}

/* رسالة عدم وجود مرفقات */
.no-attachments {
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-lg);
    color: var(--color-gray);
}

.no-attachments svg {
    margin: 0 auto var(--spacing-lg);
    color: var(--color-light-gray);
}

.no-attachments p {
    font-size: var(--text-lg);
    margin: 0;
}

/* Dark mode للمرفقات */
body.dark-mode .attachment-item {
    background-color: var(--color-light);
}

body.dark-mode .attachment-header {
    border-bottom-color: var(--color-light-gray);
}

body.dark-mode .attachment-title {
    color: var(--color-white);
}

body.dark-mode .attachment-text {
    color: var(--color-light);
}

body.dark-mode .link-url {
    background-color: var(--color-dark);
    color: var(--color-light-gray);
}

/* استجابة الشاشات للمرفقات */
@media (max-width: 768px) {
    .attachments-list {
        gap: var(--spacing-md);
    }

    .attachment-item {
        padding: var(--spacing-md);
    }

    .attachment-header {
        flex-wrap: wrap;
    }

    .attachment-type-badge {
        position: static;
        margin-top: var(--spacing-sm);
    }
}

/* ==========================================================================
   تحسينات الصفحة الرئيسية
   ========================================================================== */

/* Hero محسّن */
.hero-content {
    text-align: center;
}

.hero-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.hero-title svg {
    flex-shrink: 0;
}

/* الإحصائيات المحسّنة */
.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.stat-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    margin-bottom: var(--spacing-xs);
}

/* قسم الأحداث */
.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.event-card {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
}

.event-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.event-date {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.event-day {
    font-size: var(--text-2xl);
    font-weight: 700;
    line-height: 1;
}

.event-month {
    font-size: var(--text-sm);
    text-transform: uppercase;
    margin-top: var(--spacing-xs);
}

.event-content {
    flex: 1;
}

.event-title {
    font-size: var(--text-lg);
    margin-bottom: var(--spacing-sm);
}

.event-title a {
    color: var(--color-dark);
    transition: color var(--transition-fast);
}

.event-title a:hover {
    color: var(--color-primary);
}

.event-excerpt {
    color: var(--color-dark-gray);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.event-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-primary);
    font-weight: 600;
    transition: gap var(--transition-fast);
}

.event-link:hover {
    gap: var(--spacing-sm);
}

/* قسم العلوم */
.sciences-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--spacing-xl);
}

.science-card {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-lg);
    transition: all var(--transition-base);
    display: block;
}

.science-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.science-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
}

.science-name {
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--color-dark);
}

.science-count {
    font-size: var(--text-sm);
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.science-description {
    color: var(--color-dark-gray);
    font-size: var(--text-sm);
    line-height: 1.6;
}

/* قسم الأسئلة في الصفحة الرئيسية */
.questions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.question-card-home {
    padding: var(--spacing-lg);
    position: relative;
    transition: all var(--transition-base);
}

.question-card-home:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.question-status-badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
}

.question-status-badge.status-answered {
    background-color: var(--color-success);
    color: var(--color-white);
}

.question-status-badge.status-pending {
    background-color: var(--color-warning);
    color: var(--color-dark);
}

.question-title-home {
    font-size: var(--text-lg);
    margin-bottom: var(--spacing-md);
    padding-right: 80px;
    line-height: 1.5;
    color: var(--color-dark);
}

.question-meta-home {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--text-sm);
    color: var(--color-gray);
    margin-bottom: var(--spacing-sm);
}

.question-course-home {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--text-sm);
    color: var(--color-primary);
    font-weight: 500;
}

/* تحسين section headers */
.section-header h2 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.section-header h2 svg {
    flex-shrink: 0;
}

/* Dark mode للصفحة الرئيسية */
body.dark-mode .event-card,
body.dark-mode .science-card,
body.dark-mode .question-card-home {
    background-color: var(--color-light);
}

body.dark-mode .event-title a,
body.dark-mode .science-name,
body.dark-mode .question-title-home {
    color: var(--color-white);
}

body.dark-mode .event-title a:hover {
    color: var(--color-primary-light);
}

/* استجابة الشاشات */
@media (max-width: 768px) {
    .hero-title {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .hero-title svg {
        width: 36px;
        height: 36px;
    }
    
    .events-grid,
    .sciences-grid,
    .questions-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-icon {
        width: 48px;
        height: 48px;
    }
    
    .stat-icon svg {
        width: 24px;
        height: 24px;
    }
}

/* ==========================================================================
   صفحة المقال (تحسين القراءة)
   ========================================================================== */

.single-post-article {
    max-width: 900px;
    margin: var(--spacing-3xl) auto;
    background-color: var(--color-white);
    padding: var(--spacing-3xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-base);
}

/* رأس المقال */
.post-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 2px solid var(--color-light-gray);
}

.post-header-meta {
    margin-bottom: var(--spacing-md);
}

.post-category-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 600;
    margin: 0 var(--spacing-xs);
    transition: all var(--transition-fast);
}

.post-category-badge:hover {
    background-color: var(--color-primary-dark);
}

.post-title {
    font-size: var(--text-4xl);
    line-height: 1.3;
    margin: var(--spacing-lg) 0;
    color: var(--color-dark);
}

/* معلومات الكاتب في الرأس */
.post-author-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.author-details {
    text-align: right;
}

.author-name {
    font-weight: 600;
    color: var(--color-dark);
    display: block;
    margin-bottom: var(--spacing-xs);
    transition: color var(--transition-fast);
}

.author-name:hover {
    color: var(--color-primary);
}

.post-date-reading {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--text-sm);
    color: var(--color-gray);
}

.post-date-reading svg {
    flex-shrink: 0;
}

.separator {
    color: var(--color-light-gray);
}

.reading-time {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* الصورة المميزة */
.post-featured-image {
    margin-bottom: var(--spacing-3xl);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.post-featured-image .featured-image {
    width: 100%;
    height: auto;
    display: block;
}

/* محتوى المقال - تحسين القراءة */
.post-content {
    max-width: 720px;
    margin: 0 auto;
    font-size: 1.125rem; /* 18px */
    line-height: 1.8;
    color: var(--color-dark);
}

.post-content p {
    margin-bottom: 1.5rem;
    text-align: justify;
}

.post-content h2,
.post-content h3,
.post-content h4 {
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-dark);
}

.post-content h2 {
    font-size: 2rem; /* 32px */
}

.post-content h3 {
    font-size: 1.5rem; /* 24px */
}

.post-content h4 {
    font-size: 1.25rem; /* 20px */
}

.post-content ul,
.post-content ol {
    margin: 1.5rem 0;
    padding-right: 2rem;
    line-height: 1.8;
}

.post-content li {
    margin-bottom: 0.75rem;
}

.post-content blockquote {
    margin: 2rem 0;
    padding: 1.5rem 2rem;
    background-color: var(--color-light);
    border-right: 4px solid var(--color-primary);
    border-radius: var(--radius-md);
    font-style: italic;
    color: var(--color-dark-gray);
}

.post-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: 2rem 0;
}

.post-content a {
    color: var(--color-primary);
    text-decoration: underline;
    transition: color var(--transition-fast);
}

.post-content a:hover {
    color: var(--color-primary-dark);
}

.post-content code {
    padding: 0.125rem 0.375rem;
    background-color: var(--color-light);
    border-radius: var(--radius-base);
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
}

.post-content pre {
    padding: 1.5rem;
    background-color: var(--color-dark);
    color: var(--color-light);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: 2rem 0;
}

.post-content pre code {
    background: none;
    color: inherit;
    padding: 0;
}

/* تاجات */
.post-footer {
    max-width: 720px;
    margin: var(--spacing-3xl) auto 0;
    padding-top: var(--spacing-2xl);
    border-top: 2px solid var(--color-light-gray);
}

.post-tags {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.post-tags svg {
    color: var(--color-gray);
    flex-shrink: 0;
}

.tag-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--color-light);
    color: var(--color-dark);
    border-radius: var(--radius-base);
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
}

.tag-badge:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* معلومات الكاتب */
.author-box {
    max-width: 900px;
    margin: var(--spacing-3xl) auto;
    padding: var(--spacing-2xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.author-box-avatar {
    width: 96px;
    height: 96px;
    border-radius: var(--radius-full);
    object-fit: cover;
    flex-shrink: 0;
}

.author-box-content {
    flex: 1;
}

.author-box-name {
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-sm);
}

.author-box-name a {
    color: var(--color-dark);
    transition: color var(--transition-fast);
}

.author-box-name a:hover {
    color: var(--color-primary);
}

.author-box-bio {
    line-height: 1.6;
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-md);
}

/* مقالات ذات صلة */
.related-posts {
    max-width: 900px;
    margin: var(--spacing-3xl) auto;
}

.related-posts-title {
    font-size: var(--text-2xl);
    margin-bottom: var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.related-post-card {
    transition: all var(--transition-base);
}

.related-post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.related-post-thumbnail {
    display: block;
    overflow: hidden;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.related-post-thumbnail img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.related-post-card:hover .related-post-thumbnail img {
    transform: scale(1.05);
}

.related-post-content {
    padding: var(--spacing-lg);
}

.related-post-title {
    font-size: var(--text-lg);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.related-post-title a {
    color: var(--color-dark);
    transition: color var(--transition-fast);
}

.related-post-title a:hover {
    color: var(--color-primary);
}

.related-post-excerpt {
    font-size: var(--text-sm);
    line-height: 1.6;
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-sm);
}

.related-post-meta {
    font-size: var(--text-sm);
    color: var(--color-gray);
}

/* التنقل بين المقالات */
.post-navigation {
    max-width: 900px;
    margin: var(--spacing-3xl) auto;
}

.post-navigation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.post-navigation-link {
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    transition: all var(--transition-base);
}

.post-navigation-link:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.nav-direction {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--text-sm);
    color: var(--color-gray);
    font-weight: 600;
    text-transform: uppercase;
}

.nav-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-dark);
    line-height: 1.4;
}

.next-post {
    text-align: left;
}

.next-post .nav-direction {
    justify-content: flex-start;
}

.prev-post {
    text-align: right;
}

.prev-post .nav-direction {
    justify-content: flex-end;
}

/* Dark mode لصفحة المقال */
body.dark-mode .single-post-article {
    background-color: var(--color-light);
}

body.dark-mode .post-title,
body.dark-mode .post-content,
body.dark-mode .post-content h2,
body.dark-mode .post-content h3,
body.dark-mode .post-content h4,
body.dark-mode .author-name,
body.dark-mode .author-box-name a,
body.dark-mode .related-post-title a,
body.dark-mode .nav-title {
    color: var(--color-white);
}

body.dark-mode .post-content blockquote {
    background-color: rgba(255, 255, 255, 0.05);
}

body.dark-mode .tag-badge {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-light);
}

body.dark-mode .author-box,
body.dark-mode .related-post-card,
body.dark-mode .post-navigation-link {
    background-color: var(--color-light);
}

/* استجابة الشاشات */
@media (max-width: 768px) {
    .single-post-article {
        padding: var(--spacing-xl);
        margin: var(--spacing-xl) 0;
    }
    
    .post-title {
        font-size: var(--text-2xl);
    }
    
    .post-content {
        font-size: 1rem; /* 16px */
    }
    
    .post-content h2 {
        font-size: 1.5rem;
    }
    
    .post-content h3 {
        font-size: 1.25rem;
    }
    
    .author-box {
        flex-direction: column;
        text-align: center;
    }
    
    .author-box-avatar {
        width: 72px;
        height: 72px;
    }
    
    .related-posts-grid {
        grid-template-columns: 1fr;
    }
    
    .post-navigation-grid {
        grid-template-columns: 1fr;
    }
    
    .post-author-info {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

/* ====================================
   صفحة تسجيل الدخول
   ==================================== */

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    max-width: 1200px;
    width: 100%;
}

.login-box {
    padding: var(--spacing-2xl);
}

.login-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.login-logo {
    margin: 0 auto var(--spacing-lg);
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.login-title {
    font-size: var(--text-3xl);
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.login-subtitle {
    color: var(--color-dark-gray);
    font-size: var(--text-base);
}

.login-form .form-group {
    margin-bottom: var(--spacing-lg);
}

.login-form .form-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.login-form .form-control {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    transition: all var(--transition-base);
}

.login-form .form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(103, 126, 234, 0.1);
}

.form-group-inline {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    user-select: none;
}

.forgot-link {
    color: var(--color-primary);
    text-decoration: none;
    font-size: var(--text-sm);
}

.forgot-link:hover {
    text-decoration: underline;
}

.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.alert-error {
    background-color: #fee;
    color: #c33;
    border: 1px solid #fcc;
}

.alert-success {
    background-color: #efe;
    color: #3c3;
    border: 1px solid #cfc;
}

.login-footer {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.register-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
}

.register-link:hover {
    text-decoration: underline;
}

.login-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.info-card {
    padding: var(--spacing-xl);
    text-align: center;
}

.info-icon {
    margin: 0 auto var(--spacing-md);
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.info-card h3 {
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.info-card p {
    color: var(--color-dark-gray);
    line-height: 1.6;
}

/* ====================================
   لوحة التحكم
   ==================================== */

.dashboard-page {
    padding: var(--spacing-2xl) 0;
}

.dashboard-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: var(--spacing-2xl);
    padding: 0 var(--spacing-xl);
}

.dashboard-sidebar {
    position: sticky;
    top: var(--spacing-xl);
    height: fit-content;
}

.dashboard-user-card {
    text-align: center;
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.user-avatar {
    margin: 0 auto var(--spacing-md);
    width: 96px;
    height: 96px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--color-primary);
}

.user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.user-name {
    font-size: var(--text-xl);
    color: var(--color-dark);
    margin-bottom: var(--spacing-xs);
}

.user-role {
    color: var(--color-dark-gray);
    font-size: var(--text-sm);
}

.dashboard-nav {
    margin-bottom: var(--spacing-lg);
}

.dashboard-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.dashboard-menu li {
    margin-bottom: var(--spacing-xs);
}

.dashboard-menu a {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    color: var(--color-dark-gray);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.dashboard-menu a:hover {
    background-color: var(--color-light);
    color: var(--color-primary);
}

.dashboard-menu li.active a {
    background-color: var(--color-primary);
    color: white;
}

.dashboard-logout .btn {
    width: 100%;
    justify-content: center;
}

.dashboard-main {
    min-height: 500px;
}

.dashboard-tab {
    display: none;
}

.dashboard-tab.active {
    display: block;
}

.dashboard-header {
    margin-bottom: var(--spacing-2xl);
}

.dashboard-header h1 {
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.dashboard-header p {
    color: var(--color-dark-gray);
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.stat-card {
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.stat-primary {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.stat-success {
    background: linear-gradient(135deg, #48bb78, #38a169);
}

.stat-info {
    background: linear-gradient(135deg, #4299e1, #3182ce);
}

.stat-warning {
    background: linear-gradient(135deg, #ed8936, #dd6b20);
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-dark);
    line-height: 1;
}

.stat-label {
    color: var(--color-dark-gray);
    font-size: var(--text-sm);
    margin-top: var(--spacing-xs);
}

.dashboard-section {
    margin-bottom: var(--spacing-2xl);
}

.dashboard-section .section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.dashboard-section .section-header h2 {
    color: var(--color-dark);
    font-size: var(--text-2xl);
}

.course-progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--color-light);
    border-radius: 999px;
    overflow: hidden;
    margin: var(--spacing-md) 0 var(--spacing-xs);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
    border-radius: 999px;
    transition: width var(--transition-base);
}

.progress-text {
    font-size: var(--text-sm);
    color: var(--color-dark-gray);
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
}

.empty-state svg {
    color: var(--color-border);
    margin-bottom: var(--spacing-lg);
}

.empty-state h3 {
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.empty-state p {
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-lg);
}

.empty-state-small {
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--color-dark-gray);
}

.questions-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.question-item {
    padding: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
}

.question-status {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    white-space: nowrap;
    height: fit-content;
}

.status-answered {
    background-color: #d4edda;
    color: #155724;
}

.status-pending {
    background-color: #fff3cd;
    color: #856404;
}

.question-content {
    flex: 1;
}

.question-text {
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.question-meta {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    font-size: var(--text-sm);
    color: var(--color-dark-gray);
}

.course-badge {
    background-color: var(--color-light);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
}

.batch-info-card {
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.batch-name {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-primary);
    margin: var(--spacing-md) 0;
}

.batch-dates {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-dark-gray);
}

.progress-details h3 {
    color: var(--color-dark);
    margin-bottom: var(--spacing-lg);
}

.progress-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.progress-stat-item {
    padding: var(--spacing-xl);
    text-align: center;
}

.progress-stat-label {
    color: var(--color-dark-gray);
    font-size: var(--text-sm);
    margin-bottom: var(--spacing-sm);
}

.progress-stat-value {
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--color-primary);
}

.settings-section {
    padding: var(--spacing-xl);
}

.settings-section h3 {
    color: var(--color-dark);
    margin-bottom: var(--spacing-lg);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.info-item {
    padding: var(--spacing-lg);
    background-color: var(--color-light);
    border-radius: var(--radius-md);
}

.info-label {
    color: var(--color-dark-gray);
    font-size: var(--text-sm);
    margin-bottom: var(--spacing-xs);
}

.info-value {
    color: var(--color-dark);
    font-weight: 600;
}

.settings-note {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background-color: #e3f2fd;
    color: #1565c0;
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
}

/* Enhanced Dashboard Components */

/* Batch Header */
.batch-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.batch-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.batch-info {
    flex: 1;
}

.batch-info h3 {
    font-size: var(--text-sm);
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.batch-status {
    flex-shrink: 0;
}

.batch-dates {
    display: flex;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.batch-date-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.batch-date-item svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

.date-label {
    font-size: var(--text-sm);
    color: var(--color-dark-gray);
}

.date-value {
    font-size: var(--text-sm);
    color: var(--color-dark);
    font-weight: 600;
}

/* Overall Progress */
.overall-progress {
    margin-top: var(--spacing-lg);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.progress-label {
    font-size: var(--text-base);
    color: var(--color-dark);
    font-weight: 600;
}

.progress-percentage {
    font-size: var(--text-2xl);
    color: var(--color-primary);
    font-weight: 700;
}

.progress-bar {
    width: 100%;
    height: 12px;
    background-color: var(--color-light);
    border-radius: 999px;
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.progress-stats-inline {
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-dark-gray);
}

/* No Batch Card */
.no-batch-card {
    padding: var(--spacing-3xl);
    text-align: center;
}

.no-batch-icon {
    color: var(--color-border);
    margin-bottom: var(--spacing-xl);
}

.no-batch-card h3 {
    font-size: var(--text-xl);
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
}

.no-batch-card p {
    color: var(--color-dark-gray);
    font-size: var(--text-base);
}

/* Enhanced Stat Icons */
.progress-stat-item {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.progress-stat-item .stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.progress-stat-item .stat-content {
    text-align: center;
}

/* Courses Progress Section */
.courses-progress-section {
    margin-top: var(--spacing-2xl);
}

.courses-progress-section h3 {
    font-size: var(--text-xl);
    color: var(--color-dark);
    margin-bottom: var(--spacing-lg);
}

.courses-progress-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.course-progress-item {
    padding: var(--spacing-lg);
}

.course-progress-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.course-info h4 {
    font-size: var(--text-lg);
    color: var(--color-dark);
    margin-bottom: var(--spacing-xs);
}

.course-stats {
    font-size: var(--text-sm);
    color: var(--color-dark-gray);
}

.course-percentage {
    flex-shrink: 0;
}

.percentage-value {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-primary);
}

/* Settings Forms */
.settings-section-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-border);
}

.settings-section-header svg {
    color: var(--color-primary);
}

.settings-section-header h3 {
    font-size: var(--text-xl);
    color: var(--color-dark);
    margin: 0;
}

.settings-form {
    margin-top: var(--spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.form-actions {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 52px;
    height: 28px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-border);
    transition: 0.3s;
    border-radius: 34px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
    background-color: var(--color-primary);
}

.toggle-switch input:focus + .toggle-slider {
    box-shadow: 0 0 1px var(--color-primary);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(24px);
}

/* Notification Options */
.notification-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.notification-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background-color: var(--color-light);
    border-radius: var(--radius-md);
}

.notification-info h4 {
    font-size: var(--text-base);
    color: var(--color-dark);
    margin-bottom: var(--spacing-xs);
}

.notification-info p {
    font-size: var(--text-sm);
    color: var(--color-dark-gray);
    margin: 0;
}

/* Account Info Grid */
.account-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.account-info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background-color: var(--color-light);
    border-radius: var(--radius-md);
}

.account-info-icon {
    width: 40px;
    height: 40px;
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.account-info-content {
    flex: 1;
}

.account-info-content .info-label {
    font-size: var(--text-sm);
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-xs);
}

.account-info-content .info-value {
    font-size: var(--text-base);
    color: var(--color-dark);
    font-weight: 600;
}

/* Dashboard Subtitle */
.dashboard-subtitle {
    font-size: var(--text-base);
    color: var(--color-dark-gray);
    margin-top: var(--spacing-xs);
}

/* Dark Mode Support */
body.dark-mode .batch-header {
    border-bottom-color: var(--color-dark-border);
}

body.dark-mode .batch-dates {
    border-bottom-color: var(--color-dark-border);
}

body.dark-mode .settings-section-header {
    border-bottom-color: var(--color-dark-border);
}

body.dark-mode .form-actions {
    border-top-color: var(--color-dark-border);
}

body.dark-mode .notification-item {
    background-color: var(--color-dark-card);
}

body.dark-mode .account-info-item {
    background-color: var(--color-dark-card);
}

body.dark-mode .toggle-slider {
    background-color: var(--color-dark-border);
}

/* Responsive */
@media (max-width: 1024px) {
    .dashboard-container {
        grid-template-columns: 1fr;
    }

    .dashboard-sidebar {
        position: static;
    }

    .login-container {
        grid-template-columns: 1fr;
    }

    .login-info {
        display: none;
    }
}

@media (max-width: 768px) {
    .dashboard-stats {
        grid-template-columns: 1fr;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }

    .progress-stats-grid {
        grid-template-columns: 1fr;
    }

    .login-page {
        padding: var(--spacing-lg);
    }

    .login-box {
        padding: var(--spacing-lg);
    }
}

/* ==========================================================================
   PDF Modal - عارض الكتب
   ========================================================================== */

.pdf-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 99999;
    overflow: auto;
    padding: 20px;
}

.pdf-modal-content {
    background-color: var(--color-white);
    margin: auto;
    max-width: 1200px;
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.pdf-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    background-color: var(--color-primary);
    color: var(--color-white);
}

.pdf-modal-header h3 {
    margin: 0;
    font-size: var(--text-xl);
}

.pdf-modal-close {
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 32px;
    cursor: pointer;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-base);
}

.pdf-modal-close:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.pdf-modal-body {
    padding: 0;
    min-height: 600px;
    max-height: calc(100vh - 120px);
    overflow: auto;
    background-color: var(--color-gray-100);
}

.pdf-modal-body iframe {
    width: 100%;
    height: 100%;
    min-height: 600px;
    border: none;
}

/* Dark Mode */
body.dark-mode .pdf-modal-content {
    background-color: var(--color-dark-card);
}

body.dark-mode .pdf-modal-header {
    background-color: var(--color-primary-dark);
}

body.dark-mode .pdf-modal-body {
    background-color: var(--color-dark-bg);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .pdf-modal {
        padding: 10px;
    }

    .pdf-modal-content {
        max-width: 100%;
    }

    .pdf-modal-header {
        padding: var(--spacing-md);
    }

    .pdf-modal-header h3 {
        font-size: var(--text-lg);
    }

    .pdf-modal-body {
        min-height: 400px;
        max-height: calc(100vh - 100px);
    }

    .pdf-modal-body iframe {
        min-height: 400px;
    }
}