/* Import global design system variables */
@import url('./global-variables.css');
@import url('./utility-classes.css');

/* ========================================
   SEARCH PAGE CUSTOM STYLES
   ======================================== */

body {
    font-family: var(--font-family-primary);
    background-color: var(--gray-50);
    color: var(--gray-900);
    line-height: var(--line-height-normal);
}

.search-stats {
    display: flex;
    color:black;
    align-items: center;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
    padding: var(--spacing-4) var(--spacing-6);
    background: var(--white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-sm);
}

.results-count {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--gray-900);
}

    .results-count .number {
        font-size: var(--font-size-xl);
        font-weight: var(--font-weight-bold);
        color: var(--primary-500);
    }

/* Filter Section */
.filter-sidebar {
    background: var(--white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-6);
    height: fit-content;
    position: sticky;
    top: var(--spacing-8);
}

.filter-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-6);
    padding-bottom: var(--spacing-4);
    border-bottom: var(--border-width-2) solid var(--border-color-light);
}

.filter-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--gray-900);
    margin: 0;
}

.clear-filters {
    background: none;
    border: var(--border-width-1) solid var(--border-color-base);
    color: var(--gray-500);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: var(--transition-base);
}

    .clear-filters:hover {
        border-color: var(--primary-500);
        color: var(--primary-500);
    }

.filter-section {
    margin-bottom: var(--spacing-6);
}

    .filter-section:last-child {
        margin-bottom: 0;
    }

.filter-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-3) var(--spacing-4);
    background: var(--gray-100);
    border: var(--border-width-1) solid var(--border-color-light);
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: var(--transition-base);
    margin-bottom: var(--spacing-2);
}

    .filter-toggle:hover {
        background: var(--gray-200);
        border-color: var(--primary-500);
    }

    .filter-toggle.active {
        background: var(--primary-500);
        color: var(--white);
        border-color: var(--primary-500);
    }

.filter-section-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    margin: 0;
}

.filter-chevron {
    transition: transform var(--transition-base);
    font-size: var(--font-size-xs);
}

    .filter-chevron.rotated {
        transform: rotate(180deg);
    }

.filter-options {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
    background: var(--white);
    border: var(--border-width-1) solid var(--border-color-light);
    border-top: none;
    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
}

    .filter-options.expanded {
        max-height: 300px;
        overflow-y: auto;
    }

    #options-publication_date.expanded {
        max-height: 380px;
    }

/* Publication year range picker */
.filter-year-range-section {
    padding: var(--spacing-4);
    border-bottom: var(--border-width-1) solid var(--gray-200);
    background: linear-gradient(180deg, var(--white) 0%, var(--gray-50) 100%);
}

.filter-year-range-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-2);
    margin-bottom: var(--spacing-3);
}

.filter-year-range-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--gray-800);
}

.filter-year-range-title i {
    color: var(--primary-600);
    font-size: var(--font-size-base);
}

.filter-year-range-controls {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: end;
    gap: var(--spacing-2);
}

.filter-year-range-field {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
    min-width: 0;
}

.filter-year-range-label {
    font-size: 0.65rem;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--gray-500);
}

.filter-year-range-select {
    width: 100%;
    padding: var(--spacing-2) var(--spacing-3);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--gray-900);
    background: var(--white);
    border: var(--border-width-1) solid var(--gray-200);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-base);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.65rem center;
    padding-right: 1.75rem;
}

.filter-year-range-select:hover {
    border-color: var(--primary-300);
}

.filter-year-range-select:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 2px rgba(236, 180, 58, 0.25);
}

.filter-year-range-select:not([value=""]):valid,
.filter-year-range-select option:checked {
    border-color: var(--primary-300);
    background-color: var(--primary-50);
}

.filter-year-range-separator {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-300);
    font-size: 0.75rem;
    padding-bottom: 0.55rem;
}

.filter-year-range-clear {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.75rem;
    height: 1.75rem;
    padding: 0;
    border: none;
    border-radius: var(--border-radius-full, 50%);
    background: var(--gray-100);
    color: var(--gray-500);
    cursor: pointer;
    transition: var(--transition-base);
}

.filter-year-range-clear:hover {
    background: var(--danger-50, #fef2f2);
    color: var(--danger-500, #ef4444);
}

html[dir="rtl"] .filter-year-range-separator .fa-arrow-right {
    transform: scaleX(-1);
}

html[dir="rtl"] #searchModal .modal-header .modal-title {
    width: 100%;
    text-align: right;
    padding-left: 3rem;
}

html[dir="rtl"] #searchModal .modal-header .btn-close {
    position: absolute;
    left: 16px;
    right: auto;
    top: 50%;
    transform: translateY(-50%);
    margin: 0 !important;
}

html[dir="rtl"] .filter-year-range-select {
    background-position: left 0.65rem center;
    padding-right: var(--spacing-3);
    padding-left: 1.75rem;
}

.filter-option {
    display: flex;
    align-items: center;
    padding: var(--spacing-3) var(--spacing-4);
    border-bottom: var(--border-width-1) solid var(--gray-200);
    transition: var(--transition-base);
    cursor: pointer;
}

    .filter-option:last-child {
        border-bottom: none;
    }

    .filter-option:hover {
        background: var(--gray-100);
    }

.filter-checkbox {
    margin: var(--spacing-3);
    transform: scale(1.1);
}

.filter-label {
    flex: 1;
    font-size: var(--font-size-sm);
    color: var(--gray-900);
    cursor: pointer;
}

.filter-count {
    background: var(--border-color-light);
    color: var(--gray-500);
    padding: var(--spacing-1) var(--spacing-2);
    border-radius: var(--border-radius-xl);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
}

/* Document Grid */
.documents-container {
    background: var(--white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-6);
}

.document-card {
    background: var(--white);
    border: var(--border-width-1) solid var(--border-color-light);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-6);
    margin-bottom: var(--spacing-6);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

    .document-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: var(--border-width-4);
        height: 100%;
        background: var(--primary-500);
        transform: scaleY(0);
        transition: transform var(--transition-base);
    }

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

        .document-card:hover::before {
            transform: scaleY(1);
        }

.document-content {
    display: flex;
    gap: var(--spacing-6);
}

.document-image-container {
    flex-shrink: 0;
}

.document-image {
    width: 120px;
    height: 160px;
    object-fit: cover;
    border-radius: var(--border-radius-lg);
    border: var(--border-width-1) solid var(--border-color-light);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

    .document-image:hover {
        transform: scale(1.05);
        box-shadow: var(--shadow-md);
    }

.document-details {
    flex: 1;
    min-width: 0;
}

.document-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--spacing-4);
    gap: var(--spacing-4);
}

.document-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-1);
    padding: var(--spacing-1) var(--spacing-2);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-ebook {
    background: rgba(90, 116, 155, 0.1);
    color: #5a749b;
}

.badge-thesis {
    background: rgba(23, 169, 159, 0.1);
    color: #17a99f;
}

.badge-memoire {
    background: rgba(90, 116, 155, 0.1);
    color: #5a749b;
}

.document-actions {
    display: flex;
    gap: var(--spacing-2);
}

.action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: var(--border-width-1) solid var(--border-color-light);
    border-radius: var(--border-radius-lg);
    color: var(--gray-500);
    text-decoration: none;
    transition: var(--transition-base);
}

    .action-btn:hover {
        color: var(--white);
        background-color: var(--primary-color);
        transform: translateY(-1px);
        text-decoration: none;
    }
   

.document-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-3);
    color: var(--gray-900);
}

    .document-title a {
        color: inherit;
        text-decoration: none;
        transition: var(--transition-base);
    }

        .document-title a:hover {
            color: var(--primary-500);
        }

.document-meta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
    margin-bottom: var(--spacing-4);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--gray-500);
}

.meta-label {
    font-weight: var(--font-weight-semibold);
    min-width: 60px;
}

.meta-value {
    color: var(--gray-900);
    font-weight: var(--font-weight-medium);
}

.document-excerpt {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    line-height: var(--line-height-normal);
    background: var(--gray-100);
    padding: var(--spacing-4);
    border-radius: var(--border-radius-lg);
    border-left: var(--border-width-4) solid var(--primary-500);
    max-width: 100%;
}

.document-excerpt-short,
.document-excerpt-full {
    white-space: normal;
}

.document-excerpt-short[hidden],
.document-excerpt-full[hidden] {
    display: none !important;
}

.document-excerpt-highlighted {
    margin-top: var(--spacing-2);
}

.document-excerpt-paragraph-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.paragraph-block {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--spacing-3);
    width: 100%;
    box-sizing: border-box;
    color: var(--gray-700);
    text-decoration: none;
    background: transparent;
    padding: var(--spacing-3) var(--spacing-2);
    border: none;
    border-top: var(--border-width-1) solid var(--gray-200);
    border-radius: 0;
    box-shadow: none;
    cursor: pointer;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.paragraph-block:first-child {
    border-top: none;
    padding-top: var(--spacing-1);
}

.paragraph-block:visited,
.paragraph-block:link,
.paragraph-block:active,
.paragraph-block:hover,
.paragraph-block:focus {
    color: var(--gray-700);
    text-decoration: none;
}

.paragraph-block--extra {
    display: none !important;
}

.paragraph-list--expanded .paragraph-block--extra {
    display: flex !important;
}

.paragraph-block-main {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
    min-width: 0;
    flex: 1;
}

.paragraph-block-page {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--gray-500);
    letter-spacing: 0.02em;
    line-height: 1.2;
}

.paragraph-block-text {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    white-space: normal;
    color: inherit;
    text-decoration: none;
    font-size: var(--font-size-sm);
    line-height: 1.45;
}

.paragraph-block.expanded .paragraph-block-text,
.paragraph-list--expanded .paragraph-block .paragraph-block-text {
    display: block;
    -webkit-line-clamp: unset;
    overflow: visible;
}

.paragraph-block-open {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-1);
    flex-shrink: 0;
    margin-top: 0.15rem;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--gray-400);
    transition: color var(--transition-fast);
}

.paragraph-block-open-label {
    white-space: nowrap;
}

.paragraph-block-open-icon {
    font-size: 0.65rem;
    transition: transform var(--transition-fast);
}

.paragraph-block:hover {
    background: var(--gray-50);
    color: var(--gray-700);
    text-decoration: none;
}

.paragraph-block:hover .paragraph-block-open {
    color: var(--primary-500);
}

.paragraph-block:hover .paragraph-block-page {
    color: var(--gray-600);
}

.paragraph-block:focus-visible {
    outline: var(--border-width-2) solid var(--primary-500);
    outline-offset: 2px;
    background: var(--gray-50);
    color: var(--gray-700);
    text-decoration: none;
}

.paragraph-block:focus-visible .paragraph-block-open {
    color: var(--primary-500);
}

[dir="rtl"] .paragraph-block-open-icon,
.paragraph-block[dir="rtl"] .paragraph-block-open-icon {
    transform: scaleX(-1);
}

.document-excerpt-view-more {
    display: inline-block;
    margin-top: var(--spacing-2);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--gray-500);
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    transition: color var(--transition-fast);
}

.document-excerpt-view-more:hover {
    color: var(--primary-500);
    text-decoration: none;
}

.document-excerpt-view-more:focus-visible {
    outline: var(--border-width-2) solid var(--primary-500);
    outline-offset: 2px;
    border-radius: 2px;
}

.document-excerpt mark,
.document-excerpt-highlighted mark,
.search-term-highlight {
    background: #fff3cd;
    padding: 0 2px;
    border-radius: 2px;
    font-weight: var(--font-weight-medium);
}

.search-match-count {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--gray-500);
    margin-top: var(--spacing-2);
}

/* Pagination */
.pagination-container {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-8);
    padding: var(--spacing-6);
    background: var(--white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-sm);
}

.pagination {
    display: flex;
    gap: var(--spacing-2);
    align-items: center;
}

.page-item {
    border: none;
}

.page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: var(--border-width-1) solid var(--border-color-light);
    border-radius: var(--border-radius-lg);
    color: var(--gray-900);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: var(--transition-base);
    background: var(--white);
}

    .page-link:hover {
        border-color: var(--gray-900);
        color: var(--gray-900);
        transform: translateY(-1px);
    }

.page-item.active .page-link {
    background: var(--gray-900);
    border-color: var(--gray-900);
    color: var(--white);
}

.page-item.disabled .page-link {
    opacity: 0.5;
    cursor: not-allowed;
}

    .page-item.disabled .page-link:hover {
        transform: none;
    }

/* No Results */
.no-results {
    text-align: center;
    padding: var(--spacing-12) var(--spacing-8);
    background: var(--white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-sm);
}

.no-results-icon {
    font-size: var(--font-size-5xl);
    color: var(--gray-500);
    margin-bottom: var(--spacing-4);
}

.no-results-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--gray-900);
    margin-bottom: var(--spacing-2);
}

.no-results-message {
    color: var(--gray-500);
    margin-bottom: var(--spacing-8);
}

.no-results-did-you-mean {
    margin-bottom: var(--spacing-4);
}
.no-results-did-you-mean a {
    font-weight: var(--font-weight-medium);
}

.advanced-search-btn {
    background: var(--gray-900);
    color: var(--white);
    border: none;
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--border-radius-lg);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: var(--transition-base);
}

    .advanced-search-btn:hover {
        background: var(--gray-800);
        transform: translateY(-1px);
    }

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .document-content {
        flex-direction: column;
    }

    .document-image {
        width: 100%;
        max-width: 200px;
        margin: 0 auto;
    }

    .document-header {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-sidebar {
        position: static;
        margin-bottom: 2rem;
    }

    .search-stats {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.search-ajax-overlay {
    position: absolute;
    inset: 0;
    z-index: 20;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 8rem;
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(1px);
}

.search-ajax-overlay[hidden] {
    display: none !important;
}

.search-ajax-spinner {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    color: var(--secondary-color, #63bab4);
    font-size: 1.4rem;
}

#searchPageContainer.search-ajax-loading .filter-sidebar,
#searchPageContainer.search-ajax-loading .documents-container {
    opacity: 0.55;
    pointer-events: none;
}

.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}


/* Additional mobile styles */
.mobile-filter-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    display: none;
}

.filter-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
    display: none;
}

@media (max-width: 768px) {
    .mobile-filter-btn {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
    }

    .filter-sidebar {
        position: fixed;
        top: 0;
        left: -100%;
        width: 300px;
        height: 100vh;
        z-index: 999;
        transition: left 0.3s ease;
        overflow-y: auto;
    }

        .filter-sidebar.mobile-active {
            left: 0;
        }

    .filter-overlay {
        display: block;
    }

    .document-meta {
        font-size: 0.85rem;
    }

    .document-title {
        font-size: 1.1rem;
    }

    .pagination {
        flex-wrap: wrap;
        gap: 0.25rem;
    }

    .page-link {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
}

/* Enhanced hover effects */
.hover-effect {
    transform: scale(1.05) !important;
    transition: transform 0.3s ease !important;
}

/* Search term highlighting */
mark {
    background: #fff3cd !important;
    padding: 0 2px !important;
    border-radius: 2px !important;
}

/* Loading skeleton for better UX */
.document-card.loading {
    opacity: 0.6;
    pointer-events: none;
}

    .document-card.loading .document-image,
    .document-card.loading .document-title,
    .document-card.loading .meta-value {
        background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
        background-size: 200% 100%;
        animation: loading 1.5s infinite;
        color: transparent;
    }

/* Accessibility improvements */
.page-link:focus,
.action-btn:focus,
.filter-checkbox:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .filter-sidebar, .pagination-container, .document-actions {
        display: none !important;
    }

    .document-card {
        break-inside: avoid;
        box-shadow: none !important;
        border: 1px solid #ccc !important;
    }
}