:root {
    --primary-color: #000000;
    --secondary-color: #333333;
    --accent-color: #000000;
    --light-bg: #f8f9fa;
    --border-color: #dee2e6;
    --sidebar-width: 340px;
    --viewer-surface: #ebebeb;
}

html {
    margin: 0;
    padding: 0;
    min-height: 100%;
    background-color: var(--light-bg);
    max-width: 100%;
    width: 100%;
}

/* صفحة الرفع فقط — تمرير أفقي لأيقونات السحابة */
html:not(.itqan-editor-active) {
    overflow-x: visible;
}

body,
body.bg-light-subtle {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--light-bg) !important;
}

html:not(.itqan-editor-active) body.bg-light-subtle {
    overflow-x: visible;
    overflow-y: auto;
}

/* وضع المعاينة — مطابق pdf_translate.php (هيدر نظيف + قوائم) */
html.itqan-editor-active {
    height: 100%;
    overflow: hidden;
}
html.itqan-editor-active body.bg-light-subtle {
    overflow: hidden !important;
    height: 100%;
    max-height: 100dvh;
}
html.itqan-editor-active nav.navbar.navbar-expand-xl.navbar-dark.bg-dark {
    position: sticky;
    top: 0;
    z-index: 1040;
}
html.itqan-editor-active .navbar .dropdown-menu {
    z-index: 1060 !important;
}
html.itqan-editor-active .nav-dropdown-wrapper {
    z-index: 1045;
}
html.itqan-editor-active .nav-dropdown-menu {
    z-index: 1050;
}
@media (min-width: 1200px) {
    html.itqan-editor-active .navbar.navbar-expand-xl #navbarNav.collapse.navbar-collapse {
        max-height: none !important;
        overflow: visible !important;
    }
}

.upload-area {
    position: relative;
    cursor: pointer;
    transition: all 0.3s;
    border: 2px dashed #dee2e6;
    border-radius: 10px;
    background: white;
    min-height: auto;
}
.upload-area:hover,
.upload-area.dragover {
    background-color: #f8f9fa;
    border-color: var(--primary-color);
}

#dropArea,
.upload-area.card {
    overflow-x: visible;
    max-width: 100%;
}
/* يمنع عمود المحتوى من توسعة scrollWidth ضيّق العرض (بدون تغيّر بصري مقارنةً بالتصميم الأصلي) */
.container.my-5 > .row.justify-content-center > .col-lg-8 {
    min-width: 0;
}

#pdfUploadInput {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0;
    cursor: pointer;
    z-index: 10;
}

.pdf-viewer-container {
    border: 1px solid #dee2e6;
    border-radius: 8px;
    background: #f8f9fa;
    padding: 25px;
    max-height: 800px;
    overflow-x: hidden;
    overflow-y: auto;
}

.pdf-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 15px;
}

.pdf-thumbnail-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 8px;
    transition: transform 0.3s ease;
    cursor: move;
    padding: 10px;
    border-radius: 8px;
    background: white;
    border: 2px solid transparent;
}

.pdf-thumbnail-wrapper:hover {
    border-color: #dee2e6;
    background: #f8f9fa;
}

.pdf-thumbnail-wrapper.dragging {
    opacity: 0.5;
    border-color: #000;
}

.pdf-thumbnail-wrapper.drag-over {
    border-color: #090909ff;
    background: #f0f0f0;
    transform: scale(1.05);
}

.pdf-thumbnail-buttons {
    display: flex;
    gap: 6px;
    justify-content: center;
}

.pdf-action-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid #dee2e6;
    background: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    font-size: 14px;
}

.pdf-action-btn.delete {
    color: #dc3545;
}

.pdf-action-btn.delete:hover {
    background: #dc3545;
    color: white;
    border-color: #dc3545;
}

.pdf-action-btn.rotate {
    color: #28a745;
}

.pdf-action-btn.rotate:hover {
    background: #28a745;
    color: white;
    border-color: #28a745;
}

.pdf-thumbnail {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    width: 100%;
    aspect-ratio: 8.5 / 11;
    min-height: 220px;
}

.pdf-thumbnail.landscape {
    aspect-ratio: 11 / 8.5;
    min-height: 160px;
}

.pdf-thumbnail-wrapper.landscape-card .pdf-thumbnail.landscape {
    min-height: 140px;
}

.pdf-thumbnail:hover {
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
    border-color: #000;
}

.pdf-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    transition: opacity 0.2s ease;
}

.pdf-page-name {
    text-align: center;
    font-size: 0.75rem;
    color: #666;
    word-break: break-word;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.additional-upload-row {
    display: flex;
    gap: 15px;
    justify-content: center;
    align-items: center;
    margin: 15px 0;
    padding: 12px;
    background: #f8f9fa;
    border-radius: 6px;
    border: 1px dashed #dee2e6;
}

.cloud-upload-btn {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #dee2e6;
    background: white;
    transition: all 0.3s;
    cursor: pointer;
    padding: 0;
    position: relative;
    z-index: 100;
}

.cloud-upload-btn:hover {
    border-color: #000;
    transform: scale(1.1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.stats-card {
    background: white;
    border-radius: 8px;
    padding: 15px;
    border: 1px solid var(--border-color);
}

.feature-icon {
    width: 45px;
    height: 45px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
}

.feature-icon i {
    color: white;
    font-size: 18px;
}

.loading-spinner {
    display: none;
    text-align: center;
    padding: 20px;
}

.cloud-icon {
    position: relative;
    display: inline-block;
    transition: transform 0.3s ease;
    z-index: 101;
}
.cloud-tooltip {
    visibility: hidden;
    width: 140px;
    background-color: #333;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 8px 5px;
    position: absolute;
    z-index: 1000;
    bottom: 125%;
    left: 50%;
    margin-left: -70px;
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 12px;
    white-space: nowrap;
    pointer-events: none;
}
.cloud-tooltip::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: #333 transparent transparent transparent;
}
.cloud-icon:hover .cloud-tooltip {
    visibility: visible;
    opacity: 1;
}

.btn-merge {
    background-color: #000;
    border-color: #000;
    color: #fff;
}
.btn-merge:hover {
    background-color: #333;
    border-color: #333;
    color: #fff;
}

.alert-custom {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 9999;
    width: 90%;
    max-width: 500px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    border: 0;
    animation: slideInDown 0.4s ease-out;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translate(-50%, -100px);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

.alert-custom.alert-warning {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    border-left: 5px solid #000000;
}

.alert-custom .alert-content {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 0;
}

.alert-custom .alert-icon {
    font-size: 40px;
    color: #ffffff;
    flex-shrink: 0;
}

.alert-custom .alert-text h5 {
    margin: 0;
    color: #ffffff;
    font-weight: 600;
    font-size: 18px;
}

.alert-custom .alert-text p {
    margin: 8px 0 0 0;
    color: #d0d0d0;
    font-size: 14px;
    line-height: 1.4;
}

.alert-custom .btn-close {
    color: #ffffff;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.alert-custom .btn-close:hover {
    opacity: 1;
}

.btn-close-custom {
    background: none;
    border: none;
    color: #ffffff;
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    margin-right: 10px;
    opacity: 0.8;
    transition: opacity 0.3s;
    flex-shrink: 0;
}

.btn-close-custom:hover {
    opacity: 1;
}

.btn-close-custom::before {
    content: "×";
}

/* يُكمِّل ما في responsive-site.css — منع الإعلان من توسعة الصفحة أفقياً */
#adContainer {
    margin: 20px 0;
    text-align: center;
    overflow: hidden;
    max-width: 100%;
    box-sizing: border-box;
}
#adContainer ins.adsbygoogle {
    display: block !important;
    width: min(100%, 728px) !important;
    max-width: 100% !important;
    margin-left: auto !important;
    margin-right: auto !important;
}
#adContainer iframe {
    max-width: 100% !important;
    width: 100% !important;
    display: block !important;
    margin-left: auto !important;
    margin-right: auto !important;
    box-sizing: border-box !important;
}

/* إعلانات جانبية */
.sidebar-ads {
    display: none !important;
    visibility: hidden !important;
}

.sidebar-ads.visible {
    display: block !important;
    visibility: visible !important;
    background: #007bff !important;
    padding: 10px !important;
    border-radius: 8px !important;
}

.sidebar-left {
    position: fixed;
    left: 20px;
    top: 150px;
    width: auto;
    max-width: 300px;
    z-index: 100;
}

.sidebar-right {
    position: fixed;
    right: 20px;
    top: 150px;
    width: auto;
    max-width: 300px;
    z-index: 100;
}

@media (max-width: 768px) {
    .sidebar-left,
    .sidebar-right {
display: none !important;
    }
}

/* وضع المعاينة — تخطيط كامل مثل أداة الترجمة */
.main-editor {
    display: none;
    height: calc(100vh - 60px);
    flex-direction: row;
    min-width: 0;
    min-height: 0;
}
html.itqan-editor-active #editor-section.main-editor {
    display: flex !important;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    top: var(--itqan-editor-top, 72px);
    height: auto !important;
    min-height: 0 !important;
    box-sizing: border-box;
    z-index: 1;
}
#editor-section .sidebar {
    width: var(--sidebar-width);
    min-width: var(--sidebar-width);
    flex: 0 0 var(--sidebar-width);
    background: #fff;
    border-left: 1px solid #ddd;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
    overflow: hidden;
    min-height: 0;
    height: 100%;
}
#editor-section .sidebar .merge-sidebar-body {
    padding-top: 0;
    flex: 1 1 auto;
    min-height: 0;
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior-y: contain;
}
.merge-sidebar-header {
    flex-shrink: 0;
    padding: 16px 18px;
    border-bottom: 1px solid #eee;
    font-weight: 700;
    font-size: 17px;
    line-height: 1.35;
    background: #fff;
    position: relative;
    z-index: 2;
    text-align: center;
    color: #222;
}
.merge-sidebar-body {
    padding: 16px 18px 12px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
#editor-section .sidebar > .merge-sidebar-footer {
    flex-shrink: 0;
    margin-top: auto;
    padding: 14px 18px 18px;
    border-top: 1px solid #eee;
    background: #fff;
    z-index: 2;
}
.merge-sidebar-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}
.merge-sidebar-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: #666;
    text-align: center;
    margin: 0;
}
#editor-section .merge-cloud-stack {
    display: flex;
    flex-direction: row;
    gap: 12px;
    align-items: center;
    justify-content: center;
    padding: 12px 14px;
    background: #f8f9fa;
    border: 1px dashed #dee2e6;
    border-radius: 10px;
    width: 100%;
    box-sizing: border-box;
}
.merge-stats-sidebar.stats-card {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin: 0;
    width: 100%;
    background: transparent;
    border: none;
    padding: 0;
}
.merge-stats-sidebar .merge-stat-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid #f0f0f0;
}
.merge-stats-sidebar .merge-stat-item:last-child {
    border-bottom: 0;
}
.merge-stats-sidebar .merge-stat-icon {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: #111;
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    flex-shrink: 0;
}
.merge-stats-sidebar .merge-stat-text strong {
    display: block;
    font-size: 0.95rem;
    line-height: 1.15;
}
.merge-stats-sidebar .merge-stat-text small {
    font-size: 0.72rem;
    color: #888;
}
.merge-sidebar-btn-clear {
    width: 100%;
    padding: 10px 14px;
    border-radius: 10px;
    border: 1px solid #ddd;
    background: #f5f5f5;
    color: #444;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}
.merge-sidebar-btn-clear:hover {
    background: #eee;
    border-color: #bbb;
    color: #222;
}
.btn-finish {
    background: #000;
    color: #fff;
    width: 100%;
    border: none;
    padding: 15px;
    font-size: 18px;
    font-weight: 700;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s;
}
.btn-finish:hover:not(:disabled) {
    background: #222;
    color: #fff;
}
.btn-finish:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}
.files-bar {
    flex-shrink: 0;
    padding: 8px 12px 12px;
    background: var(--viewer-surface);
    border-bottom: none;
}
.files-bar__inner {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 6px 10px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}
.files-bar .file-pill {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 999px;
    padding: 6px 14px 6px 10px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.06);
    min-width: min(100%, 320px);
    max-width: min(100%, 520px);
}
.files-bar .file-pill__select {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 14px;
    outline: none;
    text-align: right;
    direction: rtl;
    min-width: 0;
    max-width: 100%;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    padding-inline-end: 4px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23666' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 4px center;
    padding-left: 18px;
}
.files-bar .file-pill__select option {
    direction: rtl;
    text-align: right;
}
.files-bar .file-pill__delete {
    background: transparent;
    border: none;
    color: #6c757d;
    font-size: 16px;
    cursor: pointer;
    padding: 4px 6px;
    border-radius: 6px;
    transition: color 0.2s, background 0.2s;
}
.files-bar .file-pill__delete:hover {
    color: #dc3545;
    background: #f8d7da33;
}
.viewer-container {
    flex: 1 1 auto;
    min-width: 0;
    min-height: 0;
    background: var(--viewer-surface);
    overflow: hidden;
    padding: 0 12px 12px;
    height: 100%;
    display: flex;
    flex-direction: column;
}
.viewer-container #adContainerViewer {
    margin-top: 16px;
    flex-shrink: 0;
    text-align: center;
}
.viewer-container #adContainerViewer ins.adsbygoogle {
    display: inline-block !important;
    width: min(100%, 728px) !important;
    max-width: 100% !important;
    margin-left: auto !important;
    margin-right: auto !important;
}
#filePages {
    min-width: 0;
    width: 100%;
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    overscroll-behavior-y: contain;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding-top: 8px;
    padding-bottom: 72px;
    scroll-behavior: smooth;
    background: transparent;
}
html.itqan-editor-active #pagePreview.pdf-viewer-container {
    border: none;
    border-radius: 0;
    background: transparent;
    max-height: none;
    overflow: visible;
    padding: 25px;
    width: 100%;
    box-sizing: border-box;
}
#editor-section .loading-spinner {
    flex-shrink: 0;
    padding: 24px;
}
@media (max-width: 991.98px) {
    body, html {
        overflow: auto !important;
        overflow-x: hidden !important;
    }
    html.itqan-editor-active {
        overflow: hidden !important;
        height: 100% !important;
        max-height: 100dvh !important;
    }
    html.itqan-editor-active body.bg-light-subtle {
        overflow: hidden !important;
    }
    .main-editor {
        flex-direction: column;
        height: auto;
    }
    html.itqan-editor-active #editor-section.main-editor {
        position: fixed;
        overflow-y: auto;
    }
    #editor-section .sidebar {
        width: 100%;
        min-width: 0;
        flex: 0 0 auto;
        border-left: none;
        border-top: 1px solid #ddd;
        height: auto;
        max-height: 45vh;
    }
    .viewer-container {
        flex: 1 1 auto;
        min-height: 50vh;
    }
}
@media (max-width: 576px) {
    html.itqan-editor-active #pagePreview.pdf-viewer-container {
        padding: 16px;
    }
}

/* شاشة نتيجة الدمج */
.merge-result-wrap {
    display: none;
    margin-top: 24px;
}
.merge-result-card {
    background: #ffffff;
    border: 1px solid #e8e8e8;
    border-radius: 14px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    padding: 28px 20px;
    text-align: center;
}
.merge-result-actions {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin: 8px 0 18px;
}
.merge-result-download {
    background: #111111;
    color: #fff;
    border: 0;
    border-radius: 10px;
    padding: 14px 28px;
    font-size: 20px;
    font-weight: 700;
    min-width: 320px;
    transition: transform .15s ease, background .2s ease;
}
.merge-result-download:hover {
    background: #000000;
    transform: translateY(-1px);
}
.merge-result-next {
    width: 42px;
    height: 42px;
    border-radius: 999px;
    border: 0;
    background: #4f4f4f;
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.merge-quick-actions {
    display: inline-flex;
    flex-direction: row;
    gap: 10px;
    margin-bottom: 14px;
}
.quick-action-wrap {
    position: relative;
    display: inline-flex;
}
.quick-action-note {
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: #565666;
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    padding: 7px 11px;
    border-radius: 6px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity .15s ease, transform .15s ease;
    z-index: 5;
}
.quick-action-note::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: #565666;
}
.quick-action-wrap:hover .quick-action-note {
    opacity: 1;
    transform: translateX(-50%) translateY(-2px);
}
.merge-quick-actions .quick-action-btn {
    width: 54px;
    height: 54px;
    border-radius: 999px;
    border: 2px solid #d8dce2;
    background: #ffffff;
    color: #2c2c2c;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform .15s ease, filter .2s ease;
}
.merge-quick-actions .quick-action-btn:hover {
    transform: translateY(-2px);
    filter: brightness(0.98);
}
.merge-quick-actions .quick-action-btn i {
    font-size: 22px;
}
#saveToGoogleBtn i {
    color: #ea4335;
}
#saveToDropboxBtn i {
    color: #0b67ff;
}
#deleteMergedBtn {
    background: #ffffff;
    border-color: #f0c9c9;
}
#deleteMergedBtn i {
    color: #e5322d;
}
.merge-result-tools {
    border: 1px solid #ececec;
    border-radius: 12px;
    padding: 16px;
    background: linear-gradient(180deg, #fcfcfc 0%, #f6f6f6 100%);
    margin-bottom: 14px;
}
.merge-result-tools h6 {
    margin: 0 0 10px;
    font-size: 16px;
    color: #555;
    font-weight: 700;
}
.merge-result-tool-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 12px;
}
.merge-result-tool-links a {
    text-decoration: none;
    color: #2e2e2e;
    font-size: 14px;
    padding: 8px 10px;
    border-radius: 10px;
    background: #fff;
    border: 1px solid #ececec;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    font-weight: 600;
    transition: all .15s ease;
}
.merge-result-tool-links a:hover {
    border-color: #dbdbdb;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}
.merge-tool-icon {
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #0d6efd;
    font-size: 16px;
    flex: 0 0 24px;
    background: transparent;
}
.merge-tool-label {
    flex: 1 1 auto;
    text-align: right;
}
.merge-result-bottom {
    margin-top: 14px;
}
/* محاذاة زر الاختيار + أيقونات السحابة (مطابق compress.php) */
.upload-pick-wrap {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    transform: translateX(18px);
    position: relative;
    z-index: 20;
}
.upload-cloud-stack {
    display: flex;
    flex-direction: column;
    gap: 1px;
    position: relative;
    z-index: 220;
    pointer-events: auto;
}
@media (max-width: 768px) {
    .upload-cloud-stack {
        flex-direction: row !important;
        gap: 12px !important;
    }
    .upload-cloud-stack .cloud-icon {
        margin-bottom: 0 !important;
    }
}
.upload-cloud-stack .cloud-icon,
.upload-cloud-stack .cloud-upload-btn {
    pointer-events: auto;
}

/* واجهة اختيار الملف — مطابقة الدمج فقط */
#mergePageHeader { margin-bottom: 0 !important; }
#mergePageHeader .display-5 { font-size: clamp(1.75rem, 3.5vw, 2.15rem); margin-bottom: 0.55rem !important; line-height: 1.25; font-family: 'Cairo', 'Segoe UI', Tahoma, sans-serif; }
#mergePageHeader .lead { margin-bottom: 1.15rem !important; font-size: 0.98rem; line-height: 1.45; }
#selectFilesBtn { font-family: 'Cairo', 'Segoe UI', Tahoma, sans-serif; white-space: nowrap; display: inline-flex; align-items: center; flex-shrink: 0; }
:root { --itqan-tool-panel-w: 46.5rem; }
.upload-cloud-spacer { width: 44px; flex: 0 0 44px; visibility: hidden; pointer-events: none; }
#upload-section #dropArea.upload-area { width: min(100%, var(--itqan-tool-panel-w)); max-width: min(100%, var(--itqan-tool-panel-w)); margin-left: auto; margin-right: auto; padding: 0.65rem 1.55rem 0.45rem !important; box-shadow: none !important; overflow: visible !important; background: var(--light-bg, #f8f9fa) !important; }
#upload-section #dropArea .card-body, #upload-section #dropArea .upload-row-wrap, #upload-section #dropArea .d-flex.justify-content-center, #upload-section #dropArea .upload-pick-wrap, #upload-section #dropArea .upload-cloud-stack, #upload-section #dropArea .cloud-icon { overflow: visible !important; }
#upload-section .cloud-tooltip { display: none !important; }
@media (min-width: 576px) { #upload-section .upload-cloud-stack { flex-direction: column !important; gap: 8px !important; width: auto !important; flex: 0 0 auto !important; } #upload-section .upload-pick-wrap { flex-wrap: nowrap !important; flex-direction: row !important; } #upload-section .upload-cloud-spacer { display: block; } }
@media (max-width: 1199.98px) { #upload-section .upload-cloud-stack { flex-direction: row !important; justify-content: center !important; gap: 12px !important; width: auto !important; flex: 0 0 auto !important; } }
@media (min-width: 992px) { #upload-section, #upload-section .container.my-5, #upload-section .row, #upload-section .col-lg-8 { max-width: 100%; min-width: 0; overflow: visible !important; } #upload-section #dropArea.upload-area { padding-block: 0.75rem 0.5rem !important; padding-inline: 1.55rem !important; overflow: visible !important; } }
@media (max-width: 575.98px) { #upload-section #dropArea.upload-area { width: 100%; padding: 1rem !important; overflow: visible !important; } #upload-section #dropArea .card-body, #upload-section #dropArea .upload-row-wrap { overflow: visible !important; } .upload-cloud-spacer { display: none !important; } #upload-section .upload-pick-wrap { flex-direction: column !important; width: 100% !important; gap: 12px !important; } #upload-section #dropArea .upload-row-wrap { flex-wrap: nowrap !important; } #selectFilesBtn { width: 100%; max-width: 100%; } }
#upload-section #dropArea .card-body { padding: 0.3rem 0.85rem 0.2rem; overflow: visible !important; width: 100%; background: transparent !important; }
#upload-section #dropArea .upload-row-wrap { overflow: visible !important; width: 100%; display: flex; justify-content: center; align-items: center; flex-wrap: nowrap !important; }
@media (max-width: 768px) { .upload-pick-wrap { transform: none; } }

.merge-sidebar-help-btn {
    width: 100%;
    margin: 0 0 0.85rem;
    padding: 0.55rem 0.75rem;
    font-size: 0.82rem;
    font-weight: 600;
    border: 1px dashed var(--border-color);
    border-radius: 8px;
    background: #fff;
    color: #333;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    transition: background 0.15s ease, border-color 0.15s ease;
}
.merge-sidebar-help-btn:hover {
    background: #f8f9fa;
    border-color: #adb5bd;
    color: #111;
}
.merge-seo-content {
    margin-top: 2.5rem;
    padding-top: 1.75rem;
    border-top: 1px solid var(--border-color);
    max-width: 42rem;
    margin-left: auto;
    margin-right: auto;
}
.merge-seo-content--modal {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
    max-width: none;
}
.merge-seo-steps {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: merge-howto-step;
}
.merge-seo-steps li {
    counter-increment: merge-howto-step;
    display: flex;
    gap: 0.85rem;
    align-items: flex-start;
    padding: 0.55rem 0;
    color: #495057;
    font-size: 0.95rem;
    line-height: 1.55;
}
.merge-seo-steps li::before {
    content: counter(merge-howto-step);
    flex-shrink: 0;
    width: 1.65rem;
    height: 1.65rem;
    border-radius: 50%;
    background: #111;
    color: #fff;
    font-size: 0.8rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.1rem;
}
.merge-seo-faq .accordion-button {
    font-size: 0.95rem;
    font-weight: 600;
    padding: 0.85rem 1rem;
}
.merge-seo-faq .accordion-button:not(.collapsed) {
    background: #f8f9fa;
    color: #111;
    box-shadow: none;
}
.merge-seo-faq .accordion-item {
    border-color: var(--border-color);
}

/* ===== Crop-specific styles ===== */
.viewer-column {
    flex: 1 1 auto;
    min-width: 0;
    min-height: 0;
    height: 100%;
    display: flex;
    flex-direction: column;
    background: var(--viewer-surface);
    position: relative;
}
.pages-stack { display: flex; flex-direction: column; gap: 30px; }
.page-box {
    background: white;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
    position: relative;
    line-height: 0;
    cursor: crosshair;
}
.viewbar {
    position: absolute;
    bottom: 18px;
    left: 50%;
    right: auto;
    width: max-content;
    max-width: calc(100% - 24px);
    margin: 0;
    transform: translateX(-50%);
    background: #1e1e1e;
    border-radius: 8px;
    padding: 6px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    z-index: 2000;
    color: white;
    box-shadow: 0 4px 15px rgba(0,0,0,0.4);
    will-change: left;
}
.viewbar-btn {
    background: transparent;
    border: none;
    color: white;
    padding: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    transition: 0.2s;
}
.viewbar-btn:hover { background: rgba(255,255,255,0.1); border-radius: 4px; }
.viewbar-input {
    width: 45px;
    background: #000;
    border: 1px solid #444;
    color: white;
    text-align: center;
    border-radius: 4px;
    padding: 3px;
    font-size: 14px;
}
.viewbar-divisor { width: 1px; height: 22px; background: #444; }
.cropper-view-box { outline: 2px solid #000 !important; outline-color: #000 !important; }
.cropper-line { background-color: #000 !important; }
.cropper-point {
    width: 7px !important;
    height: 7px !important;
    background-color: #000 !important;
    border: 2px solid #000 !important;
    border-radius: 3px !important;
    opacity: 1 !important;
}
canvas { image-rendering: -webkit-optimize-contrast; image-rendering: crisp-edges; }
.crop-overlay {
    position: absolute;
    border: 2px solid #000;
    box-sizing: border-box;
    pointer-events: none;
    z-index: 5;
    background: transparent;
}
.reset-btn {
    background: #f0f0f0;
    border: 1px solid #ddd;
    color: #333;
    width: 100%;
    padding: 10px;
    border-radius: 8px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.2s;
}
.reset-btn:hover {
    background: #e0e0e0;
    border-color: #000;
}
@media (max-width: 991.98px) {
    /* تخطيط عمودي: معاينة أولاً ثم الشريط الجانبي أسفلها */
    html.itqan-editor-active #editor-section.main-editor {
        position: relative !important;
        flex-direction: column !important;
        height: auto !important;
        top: auto !important;
        left: auto !important;
        right: auto !important;
        bottom: auto !important;
    }
    html.itqan-editor-active {
        overflow: auto !important;
        height: auto !important;
    }
    html.itqan-editor-active body.bg-light-subtle {
        overflow: auto !important;
        height: auto !important;
        max-height: none !important;
    }
    .viewer-column {
        order: 2;
        width: 100% !important;
        height: auto !important;
    }
    .viewer-container {
        width: 100% !important;
        min-height: 60vh;
        height: auto !important;
        overflow: visible !important;
        padding: 8px 6px 20px 6px !important;
    }
    .files-bar {
        padding: 8px 10px;
    }
    .files-bar__inner {
        justify-content: center;
    }
    .files-bar .file-pill {
        min-width: 0 !important;
        max-width: 100%;
        flex: 1 1 100%;
    }
    #filePages {
        overflow: visible;
        padding-bottom: 72px;
    }
    #editor-section .sidebar {
        order: 1;
        position: relative !important;
        width: 100% !important;
        max-height: none !important;
        height: auto !important;
        flex: none !important;
        border-top: 1px solid #ddd;
        border-left: none !important;
    }
    #editor-section .sidebar .merge-sidebar-header {
        padding: 12px 16px;
        font-size: 15px;
    }
    #editor-section .sidebar .merge-sidebar-body {
        padding: 12px 16px !important;
        overflow: visible !important;
        max-height: none !important;
        height: auto !important;
    }
    #editor-section .sidebar > .merge-sidebar-footer {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 1050;
        padding: 12px 16px calc(12px + env(safe-area-inset-bottom, 0px)) !important;
        background: #fff;
        border-top: 1px solid #e8e8e8;
        box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
    }
    #editor-section .sidebar .btn-finish {
        padding: 14px;
        font-size: 16px;
        border-radius: 10px;
    }
    /* شريط التنقل (viewbar) ثابت أسفل المعاينة — بعرض الصفحة */
    .viewbar {
        position: fixed !important;
        left: 0 !important;
        right: 0 !important;
        transform: none !important;
        bottom: calc(66px + env(safe-area-inset-bottom, 0px)) !important;
        top: auto !important;
        width: 100% !important;
        max-width: 100% !important;
        border-radius: 0 !important;
        flex-wrap: nowrap !important;
        justify-content: center;
        gap: 10px;
        padding: 6px 12px !important;
        z-index: 1049;
    }
    /* مساحة إضافية أسفل المحتوى لتفادي تغطية الزر الثابت */
    #editor-section .sidebar .merge-sidebar-body {
        padding-bottom: 80px !important;
    }
    .crop-mobile-settings-btn {
        display: none !important;
    }
    /* إخفاء الأسئلة الشائعة عند تفعيل المحرر */
    html.itqan-editor-active .tool-seo-visible-wrap,
    html.itqan-editor-active .merge-seo-content {
        display: none !important;
    }
}