/**
 * AcadIA-M - Module Datasets & Données CSS
 * Upload, recherche et gestion de datasets scientifiques
 * Couleurs: Emerald/Teal (#059669 → #0D9488)
 */

/* ============================================ */
/* CONTAINER PRINCIPAL                          */
/* ============================================ */

#view-datasets-donnees {
    overflow-y: auto;
}

#view-datasets-donnees .datasets-content {
    padding: 24px;
    width: 100%;
}

/* ============================================ */
/* BANNER DATASETS                              */
/* ============================================ */

.datasets-banner {
    background: linear-gradient(135deg, #059669 0%, #0D9488 50%, #047857 100%);
    padding: 1.75rem 2rem;
    position: relative;
    overflow: hidden;
    border-bottom: none;
    flex-shrink: 0;
}

.datasets-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 60%);
    animation: datasets-shimmer 8s infinite linear;
    pointer-events: none;
}

.datasets-banner::after {
    content: '';
    position: absolute;
    top: -100%;
    left: -100%;
    width: 300%;
    height: 300%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    animation: datasets-pattern 25s linear infinite;
    pointer-events: none;
}

@keyframes datasets-shimmer {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes datasets-pattern {
    from { transform: translate(0, 0); }
    to { transform: translate(60px, 60px); }
}

.datasets-banner .banner-inner {
    display: flex;
    align-items: center;
    gap: 16px;
    position: relative;
    z-index: 1;
}

.datasets-banner .banner-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    background: rgba(255,255,255,0.2);
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 14px;
    backdrop-filter: blur(8px);
    flex-shrink: 0;
}

.datasets-banner .banner-icon svg {
    stroke: white;
}

.datasets-banner .banner-text h2 {
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    text-shadow: 0 2px 8px rgba(0,0,0,0.2);
    margin: 0 0 0.25rem 0;
}

.datasets-banner .banner-text p {
    color: rgba(255,255,255,0.85);
    font-size: 0.9rem;
    margin: 0;
}

.datasets-banner .banner-stats {
    display: flex;
    gap: 1.5rem;
    margin-left: auto;
}

.datasets-banner .banner-stat {
    text-align: center;
    color: white;
    position: relative;
    z-index: 1;
}

.datasets-banner .banner-stat-value {
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.datasets-banner .banner-stat-label {
    font-size: 0.75rem;
    opacity: 0.85;
    margin-top: 0.2rem;
}

/* ============================================ */
/* ONGLETS (TABS)                               */
/* ============================================ */

.datasets-tabs {
    display: flex;
    border-bottom: 2px solid var(--border-color, #E5E7EB);
    margin-bottom: 1.5rem;
    gap: 0;
    background: var(--bg-secondary, #F9FAFB);
    border-radius: 12px 12px 0 0;
    padding: 0 0.5rem;
}

.datasets-tab {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 1.5rem;
    border: none;
    background: transparent;
    color: var(--text-secondary, #6B7280);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.2s;
    margin-bottom: -2px;
    position: relative;
}

.datasets-tab:hover {
    color: #059669;
    background: rgba(5, 150, 105, 0.05);
}

.datasets-tab.active {
    border-bottom: 3px solid #059669;
    color: #059669;
    font-weight: 600;
    background: rgba(5, 150, 105, 0.03);
}

.datasets-tab svg {
    width: 16px;
    height: 16px;
}

.datasets-collection-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    background: #059669;
    color: white;
    border-radius: 10px;
    font-size: 0.7rem;
    font-weight: 700;
    line-height: 1;
}

.datasets-tab-content {
    display: none;
}

.datasets-tab-content.active {
    display: block;
    animation: datasets-fadeIn 0.3s ease;
}

@keyframes datasets-fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================ */
/* ZONE UPLOAD (MES FICHIERS)                   */
/* ============================================ */

.datasets-upload-zone {
    border: 2px dashed #D1D5DB;
    border-radius: 16px;
    padding: 2.5rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    background: linear-gradient(135deg, rgba(5, 150, 105, 0.02), rgba(13, 148, 136, 0.03));
    margin-bottom: 1.5rem;
    position: relative;
}

.datasets-upload-zone:hover,
.datasets-upload-zone.drag-over {
    border-color: #059669;
    background: linear-gradient(135deg, rgba(5, 150, 105, 0.05), rgba(13, 148, 136, 0.08));
    box-shadow: 0 0 0 4px rgba(5, 150, 105, 0.08);
}

.datasets-upload-zone.drag-over {
    transform: scale(1.01);
    border-style: solid;
}

.datasets-upload-zone .upload-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ECFDF5, #D1FAE5);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.datasets-upload-zone .upload-icon svg {
    width: 28px;
    height: 28px;
    stroke: #059669;
}

.datasets-upload-zone .upload-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary, #374151);
    margin: 0 0 0.35rem 0;
}

.datasets-upload-zone .upload-formats {
    font-size: 0.82rem;
    color: var(--text-secondary, #9CA3AF);
    margin: 0;
}

.datasets-upload-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #059669, #0D9488);
    color: white;
    border: none;
    padding: 0.6rem 1.75rem;
    border-radius: 10px;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 600;
    margin-top: 1rem;
    transition: all 0.2s;
    box-shadow: 0 2px 8px rgba(5, 150, 105, 0.2);
}

.datasets-upload-btn:hover {
    background: linear-gradient(135deg, #047857, #0D9488);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(5, 150, 105, 0.35);
}

/* ============================================ */
/* INDICATEUR STOCKAGE                          */
/* ============================================ */

.datasets-storage {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.85rem 1.25rem;
    background: var(--bg-secondary, #F9FAFB);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 12px;
    margin-bottom: 1.25rem;
}

.datasets-storage-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: #ECFDF5;
    border-radius: 8px;
    flex-shrink: 0;
}

.datasets-storage-icon svg {
    width: 18px;
    height: 18px;
    stroke: #059669;
}

.datasets-storage-info {
    flex: 1;
    min-width: 0;
}

.datasets-storage-bar {
    width: 100%;
    height: 6px;
    background: var(--border-color, #E5E7EB);
    border-radius: 3px;
    overflow: hidden;
    margin-top: 0.35rem;
}

.datasets-storage-fill {
    height: 100%;
    background: linear-gradient(90deg, #059669, #0D9488);
    border-radius: 3px;
    transition: width 0.5s ease;
}

.datasets-storage-text {
    font-size: 0.8rem;
    color: var(--text-secondary, #6B7280);
    white-space: nowrap;
}

/* ============================================ */
/* GRILLE FICHIERS (MES FICHIERS)               */
/* ============================================ */

.datasets-files-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
}

.datasets-file-card {
    background: var(--card-bg, white);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 14px;
    padding: 1.25rem;
    transition: all 0.25s;
    position: relative;
}

.datasets-file-card:hover {
    box-shadow: 0 8px 24px rgba(5, 150, 105, 0.1);
    border-color: #059669;
    transform: translateY(-2px);
}

.datasets-file-card-header {
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
}

.datasets-file-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
    box-shadow: 0 2px 6px rgba(0,0,0,0.06);
}

.datasets-file-icon.csv {
    background: linear-gradient(135deg, #DCFCE7, #BBF7D0);
    color: #16A34A;
}

.datasets-file-icon.xls {
    background: linear-gradient(135deg, #DBEAFE, #BFDBFE);
    color: #2563EB;
}

.datasets-file-icon.json {
    background: linear-gradient(135deg, #FEF3C7, #FDE68A);
    color: #D97706;
}

.datasets-file-icon.xml {
    background: linear-gradient(135deg, #FCE7F3, #FBCFE8);
    color: #DB2777;
}

.datasets-file-icon.other {
    background: linear-gradient(135deg, #F3F4F6, #E5E7EB);
    color: #6B7280;
}

.datasets-file-info {
    flex: 1;
    min-width: 0;
}

.datasets-file-name {
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--text-primary, #111827);
    word-break: break-word;
    line-height: 1.35;
}

.datasets-file-meta {
    font-size: 0.78rem;
    color: var(--text-secondary, #6B7280);
    margin-top: 0.3rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.datasets-file-meta .meta-dot {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: #D1D5DB;
    flex-shrink: 0;
}

.datasets-file-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
    margin-top: 0.65rem;
}

.datasets-file-tag {
    background: #ECFDF5;
    color: #059669;
    padding: 0.2rem 0.6rem;
    border-radius: 9999px;
    font-size: 0.7rem;
    font-weight: 500;
    border: 1px solid rgba(5, 150, 105, 0.1);
}

.datasets-file-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.85rem;
    border-top: 1px solid var(--border-color, #F3F4F6);
    padding-top: 0.85rem;
}

.datasets-file-actions button {
    flex: 1;
    padding: 0.45rem 0.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color, #E5E7EB);
    background: var(--card-bg, white);
    cursor: pointer;
    font-size: 0.78rem;
    transition: all 0.2s;
    color: var(--text-secondary, #6B7280);
    font-weight: 500;
}

.datasets-file-actions button:hover {
    background: #F0FDF4;
    border-color: #059669;
    color: #059669;
}

.datasets-file-actions button.danger:hover {
    background: #FEF2F2;
    border-color: #EF4444;
    color: #EF4444;
}

/* ============================================ */
/* BARRE DE RECHERCHE (RECHERCHE DATASETS)      */
/* ============================================ */

.datasets-search-bar {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
    background: var(--card-bg, white);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 14px;
    padding: 0.5rem;
    transition: all 0.2s;
}

.datasets-search-bar:focus-within {
    border-color: #059669;
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.08);
}

.datasets-search-input {
    flex: 1;
    padding: 0.65rem 1rem;
    border: none;
    border-radius: 10px;
    font-size: 0.95rem;
    background: transparent;
    color: var(--text-primary, #111827);
}

.datasets-search-input:focus {
    outline: none;
}

.datasets-search-input::placeholder {
    color: #9CA3AF;
}

.datasets-search-btn {
    background: linear-gradient(135deg, #059669, #0D9488);
    color: white;
    border: none;
    padding: 0.65rem 1.75rem;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
    transition: all 0.2s;
    box-shadow: 0 2px 6px rgba(5, 150, 105, 0.2);
}

.datasets-search-btn:hover {
    background: linear-gradient(135deg, #047857, #0B8A7B);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.3);
}

.datasets-search-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ============================================ */
/* SÉLECTEUR DE SOURCES                         */
/* ============================================ */

.datasets-sources-selector {
    margin-bottom: 1.25rem;
    background: var(--bg-secondary, #F9FAFB);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 12px;
    padding: 1rem 1.25rem;
}

.datasets-sources-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.datasets-sources-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary, #374151);
}

.datasets-sources-actions {
    display: flex;
    gap: 0.75rem;
}

.datasets-sources-actions button {
    font-size: 0.75rem;
    background: none;
    border: none;
    cursor: pointer;
    text-decoration: underline;
    padding: 0;
}

.datasets-sources-actions button.select-all {
    color: #059669;
}

.datasets-sources-actions button.deselect-all {
    color: var(--text-secondary, #6B7280);
}

.datasets-sources-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.datasets-source-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.85rem;
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 9999px;
    font-size: 0.78rem;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--card-bg, white);
    color: var(--text-secondary, #6B7280);
    user-select: none;
    font-weight: 500;
}

.datasets-source-chip:hover {
    border-color: #059669;
    transform: translateY(-1px);
}

.datasets-source-chip.active {
    background: #ECFDF5;
    border-color: #059669;
    color: #059669;
    font-weight: 600;
    box-shadow: 0 1px 3px rgba(5, 150, 105, 0.1);
}

.datasets-source-chip .chip-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.datasets-source-chip .chip-dot.tier1 {
    background: #059669;
    box-shadow: 0 0 0 2px rgba(5, 150, 105, 0.2);
}

.datasets-source-chip .chip-dot.tier2 {
    background: #D97706;
    box-shadow: 0 0 0 2px rgba(217, 119, 6, 0.2);
}

.datasets-source-chip .chip-dot.tier3 {
    background: #6B7280;
    box-shadow: 0 0 0 2px rgba(107, 114, 128, 0.2);
}

/* ============================================ */
/* FILTRES                                      */
/* ============================================ */

.datasets-filters-row {
    display: flex;
    gap: 0.85rem;
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
    align-items: flex-end;
}

.datasets-filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.datasets-filter-group label {
    font-size: 0.75rem;
    color: var(--text-secondary, #6B7280);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.datasets-filter-group select,
.datasets-filter-group input {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 8px;
    font-size: 0.85rem;
    background: var(--card-bg, white);
    color: var(--text-primary, #374151);
    transition: all 0.2s;
    min-width: 120px;
}

.datasets-filter-group select:focus,
.datasets-filter-group input:focus {
    outline: none;
    border-color: #059669;
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.08);
}

/* ============================================ */
/* RÉSULTATS DE RECHERCHE                       */
/* ============================================ */

.datasets-results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0.65rem 1rem;
    background: #ECFDF5;
    border-radius: 10px;
    border: 1px solid rgba(5, 150, 105, 0.1);
}

.datasets-results-count {
    font-size: 0.875rem;
    color: #059669;
    font-weight: 600;
}

.datasets-results-list {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.datasets-result-card {
    background: var(--card-bg, white);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 14px;
    padding: 1.25rem 1.25rem 1.25rem 1.5rem;
    transition: all 0.25s;
    border-left: 4px solid transparent;
}

.datasets-result-card:hover {
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
    border-left-color: #059669;
    transform: translateX(2px);
}

.datasets-result-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 0.35rem;
}

/* Badges sources */
.datasets-result-source {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.65rem;
    border-radius: 6px;
    font-size: 0.72rem;
    font-weight: 700;
    white-space: nowrap;
    flex-shrink: 0;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.datasets-result-source.zenodo       { background: #DBEAFE; color: #1D4ED8; }
.datasets-result-source.figshare     { background: #FCE7F3; color: #BE185D; }
.datasets-result-source.openalex     { background: #FEF3C7; color: #B45309; }
.datasets-result-source.dataverse    { background: #DCFCE7; color: #15803D; }
.datasets-result-source.dryad        { background: #E0E7FF; color: #4338CA; }
.datasets-result-source.nasa         { background: #F3E8FF; color: #7C3AED; }
.datasets-result-source.datagov      { background: #ECFDF5; color: #059669; }
.datasets-result-source.worldbank    { background: #FEF2F2; color: #DC2626; }
.datasets-result-source.donneesqc    { background: #DBEAFE; color: #1E40AF; }
.datasets-result-source.mendeley     { background: #FEF3C7; color: #D97706; }
.datasets-result-source.semanticscholar { background: #E0E7FF; color: #4F46E5; }
.datasets-result-source.crossref     { background: #F3F4F6; color: #374151; }
.datasets-result-source.arxiv        { background: #FEF2F2; color: #B91C1C; }
.datasets-result-source.osf          { background: #ECFDF5; color: #047857; }
.datasets-result-source.pangaea      { background: #DBEAFE; color: #1E3A8A; }

.datasets-result-title {
    font-weight: 600;
    font-size: 1.05rem;
    color: #111827;
    margin-bottom: 0.35rem;
    line-height: 1.3;
}

.datasets-result-authors {
    font-size: 0.85rem;
    color: #6B7280;
    margin-bottom: 0.35rem;
}

.datasets-result-desc {
    font-size: 0.85rem;
    color: #4B5563;
    line-height: 1.5;
    margin-bottom: 0.5rem;
    max-height: 3em;
    overflow: hidden;
    text-overflow: ellipsis;
}

.datasets-result-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.8rem;
    color: #6B7280;
    margin-bottom: 0.75rem;
}

.datasets-result-meta span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.datasets-result-actions {
    display: flex;
    gap: 0.5rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-color, #F3F4F6);
    margin-top: 0.75rem;
}

.datasets-result-actions button {
    padding: 0.45rem 0.9rem;
    border-radius: 8px;
    border: 1px solid var(--border-color, #E5E7EB);
    background: var(--card-bg, white);
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.2s;
    color: var(--text-secondary, #6B7280);
    font-weight: 500;
}

.datasets-result-actions button.primary {
    background: linear-gradient(135deg, #059669, #0D9488);
    color: white;
    border-color: #059669;
    box-shadow: 0 2px 6px rgba(5, 150, 105, 0.2);
}

.datasets-result-actions button.primary:hover {
    background: linear-gradient(135deg, #047857, #0B8A7B);
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.3);
    transform: translateY(-1px);
}

.datasets-result-actions button:hover {
    border-color: #059669;
    color: #059669;
    background: #F0FDF4;
}

/* ============================================ */
/* COLLECTION (MA COLLECTION)                   */
/* ============================================ */

.datasets-collection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1rem;
}

.datasets-collection-card {
    background: var(--card-bg, white);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 14px;
    padding: 1.25rem 1.25rem 1rem;
    position: relative;
    transition: all 0.25s;
}

.datasets-collection-card:hover {
    box-shadow: 0 8px 24px rgba(5, 150, 105, 0.1);
    border-color: #059669;
    transform: translateY(-2px);
}

.datasets-collection-badge {
    position: absolute;
    top: 0.85rem;
    right: 0.85rem;
    padding: 0.25rem 0.65rem;
    border-radius: 8px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.datasets-collection-badge.bookmark {
    background: #FEF3C7;
    color: #D97706;
    border: 1px solid rgba(217, 119, 6, 0.15);
}

.datasets-collection-badge.telecharge {
    background: #DCFCE7;
    color: #16A34A;
    border: 1px solid rgba(22, 163, 74, 0.15);
}

.datasets-collection-badge.archive {
    background: #F3F4F6;
    color: #6B7280;
    border: 1px solid rgba(107, 114, 128, 0.15);
}

.datasets-collection-notes {
    background: var(--bg-secondary, #F9FAFB);
    border-radius: 10px;
    padding: 0.6rem 0.85rem;
    font-size: 0.8rem;
    color: var(--text-secondary, #4B5563);
    margin-top: 0.65rem;
    font-style: italic;
    line-height: 1.45;
    border-left: 3px solid #059669;
}

/* ============================================ */
/* ÉTATS VIDES                                  */
/* ============================================ */

.datasets-empty {
    text-align: center;
    padding: 3.5rem 1.5rem;
    color: var(--text-secondary, #9CA3AF);
}

.datasets-empty .empty-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ECFDF5, #D1FAE5);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.datasets-empty .empty-icon svg {
    width: 36px;
    height: 36px;
    stroke: #6EE7B7;
}

.datasets-empty svg {
    margin-bottom: 1rem;
    opacity: 0.6;
    color: #6EE7B7;
}

.datasets-empty h3 {
    color: var(--text-primary, #374151);
    margin-bottom: 0.5rem;
    font-size: 1.15rem;
    font-weight: 600;
}

.datasets-empty p {
    font-size: 0.9rem;
    max-width: 420px;
    margin: 0 auto;
    line-height: 1.6;
    color: var(--text-secondary, #9CA3AF);
}

/* ============================================ */
/* CHARGEMENT & PROGRESSION                     */
/* ============================================ */

.datasets-loading {
    text-align: center;
    padding: 2rem;
}

.datasets-spinner {
    display: inline-block;
    width: 32px;
    height: 32px;
    border: 3px solid #E5E7EB;
    border-top-color: #059669;
    border-radius: 50%;
    animation: datasets-spin 0.8s linear infinite;
}

@keyframes datasets-spin {
    to { transform: rotate(360deg); }
}

.datasets-progress {
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: #6B7280;
}

/* ============================================ */
/* MODALE (DÉTAILS / APERÇU / ÉDITION)          */
/* ============================================ */

.datasets-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.datasets-modal-overlay.open {
    display: flex;
}

.datasets-modal {
    background: white;
    border-radius: 16px;
    max-width: 700px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    padding: 1.5rem;
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
    animation: datasets-modal-enter 0.3s ease;
}

@keyframes datasets-modal-enter {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.datasets-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid #E5E7EB;
}

.datasets-modal-header h3 {
    font-size: 1.15rem;
    color: #111827;
    font-weight: 600;
    margin: 0;
}

.datasets-modal-close {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.25rem;
    color: #6B7280;
    padding: 0.25rem;
    border-radius: 6px;
    transition: all 0.2s;
    line-height: 1;
}

.datasets-modal-close:hover {
    color: #111827;
    background: #F3F4F6;
}

/* ============================================ */
/* TABLEAU APERÇU (CSV / JSON)                  */
/* ============================================ */

.datasets-preview-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
    margin-top: 0.75rem;
}

.datasets-preview-table th {
    background: #F3F4F6;
    padding: 0.5rem;
    text-align: left;
    font-weight: 600;
    border: 1px solid #E5E7EB;
    color: var(--text-primary, #374151);
    white-space: nowrap;
}

.datasets-preview-table td {
    padding: 0.5rem;
    border: 1px solid #E5E7EB;
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text-primary, #4B5563);
}

.datasets-preview-table tr:hover td {
    background: #F9FAFB;
}

/* ============================================ */
/* BADGE PARTAGÉ (PATTERN EXISTANT)             */
/* ============================================ */

.datasets-shared-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.15rem 0.5rem;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 600;
    background: #DBEAFE;
    color: #1D4ED8;
}

.datasets-readonly-banner {
    background: linear-gradient(135deg, #FEF3C7, #FDE68A);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #92400E;
    font-size: 0.85rem;
    font-weight: 500;
}

.datasets-readonly-banner svg {
    flex-shrink: 0;
    stroke: #D97706;
}

.datasets-readonly-banner .sign-btn {
    background: #059669;
    color: white;
    border: none;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 500;
    transition: all 0.2s;
    margin-left: auto;
    white-space: nowrap;
}

.datasets-readonly-banner .sign-btn:hover {
    background: #047857;
}

/* ============================================ */
/* HISTORIQUE DE RECHERCHE                      */
/* ============================================ */

.datasets-history-section {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color, #E5E7EB);
}

.datasets-history-title {
    font-size: 0.85rem;
    color: var(--text-secondary, #6B7280);
    margin: 0 0 0.75rem 0;
    font-weight: 600;
}

.datasets-history-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.85rem;
    background: var(--bg-secondary, #F3F4F6);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 9999px;
    font-size: 0.8rem;
    margin: 0.2rem;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-secondary, #6B7280);
}

.datasets-history-chip:hover {
    background: #ECFDF5;
    border-color: #059669;
    color: #059669;
}

.datasets-history-chip .history-count {
    color: #9CA3AF;
    font-size: 0.7rem;
}

/* ============================================ */
/* BOUTON RECHERCHE IA (PROTEUS)               */
/* ============================================ */

.datasets-ai-search-btn {
    background: linear-gradient(135deg, #7C3AED, #6D28D9);
    color: white;
    border: none;
    padding: 0.65rem 1.5rem;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
    transition: all 0.2s;
    box-shadow: 0 2px 6px rgba(124, 58, 237, 0.25);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.datasets-ai-search-btn:hover {
    background: linear-gradient(135deg, #6D28D9, #5B21B6);
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(124, 58, 237, 0.4);
}

.datasets-ai-search-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.datasets-ai-search-btn svg {
    width: 16px;
    height: 16px;
}

/* ============================================ */
/* PROTEUS OVERLAY                              */
/* ============================================ */

.datasets-proteus-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 10, 40, 0.85);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(6px);
    animation: datasets-fadeIn 0.3s ease;
}

.datasets-proteus-content {
    text-align: center;
    color: white;
    max-width: 420px;
    padding: 2.5rem 2rem;
}

.datasets-proteus-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.3), rgba(139, 92, 246, 0.2));
    border: 2px solid rgba(139, 92, 246, 0.5);
    margin-bottom: 1.5rem;
    animation: datasets-proteus-pulse 2s ease-in-out infinite;
}

.datasets-proteus-icon svg {
    stroke: #A78BFA;
    filter: drop-shadow(0 0 8px rgba(167, 139, 250, 0.6));
}

@keyframes datasets-proteus-pulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(139, 92, 246, 0.3); }
    50% { transform: scale(1.05); box-shadow: 0 0 30px 8px rgba(139, 92, 246, 0.2); }
}

.datasets-proteus-content h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
    background: linear-gradient(90deg, #A78BFA, #C4B5FD);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.datasets-proteus-content p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin: 0 0 1.5rem 0;
}

.datasets-proteus-steps {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    margin-bottom: 1.5rem;
    text-align: left;
}

.datasets-proteus-steps .proteus-step {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.35);
    transition: all 0.3s;
}

.datasets-proteus-steps .proteus-step.active {
    color: #C4B5FD;
    font-weight: 600;
}

.datasets-proteus-steps .proteus-step.done {
    color: #34D399;
}

.datasets-proteus-steps .step-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    flex-shrink: 0;
    transition: all 0.3s;
}

.datasets-proteus-steps .proteus-step.active .step-dot {
    background: #A78BFA;
    box-shadow: 0 0 8px rgba(167, 139, 250, 0.6);
    animation: datasets-proteus-pulse 1.5s ease-in-out infinite;
}

.datasets-proteus-steps .proteus-step.done .step-dot {
    background: #34D399;
    box-shadow: 0 0 6px rgba(52, 211, 153, 0.4);
}

/* ============================================ */
/* SYNTHÈSE IA                                 */
/* ============================================ */

.datasets-ai-synthesis {
    background: linear-gradient(135deg, #F5F3FF, #EDE9FE);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 14px;
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.25rem;
}

.datasets-ai-synthesis-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    color: #6D28D9;
}

.datasets-ai-synthesis-header svg {
    stroke: #7C3AED;
}

.datasets-ai-synthesis-header strong {
    font-size: 1rem;
}

.datasets-ai-synthesis-text {
    font-size: 0.9rem;
    color: #374151;
    line-height: 1.6;
    margin: 0 0 0.75rem 0;
}

.datasets-ai-synthesis-section {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
    margin-bottom: 0.5rem;
}

.datasets-ai-section-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: #6D28D9;
    margin-right: 0.25rem;
}

.datasets-ai-trend-badge {
    display: inline-flex;
    padding: 0.2rem 0.6rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
    background: rgba(139, 92, 246, 0.1);
    color: #6D28D9;
    border: 1px solid rgba(139, 92, 246, 0.15);
}

.datasets-ai-gap-badge {
    display: inline-flex;
    padding: 0.2rem 0.6rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
    background: rgba(245, 158, 11, 0.1);
    color: #B45309;
    border: 1px solid rgba(245, 158, 11, 0.15);
}

.datasets-ai-query-chip {
    display: inline-flex;
    padding: 0.2rem 0.65rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
    background: white;
    color: #7C3AED;
    border: 1px solid rgba(139, 92, 246, 0.25);
    cursor: pointer;
    transition: all 0.2s;
}

.datasets-ai-query-chip:hover {
    background: #7C3AED;
    color: white;
    transform: translateY(-1px);
}

.datasets-ai-recommendation {
    font-size: 0.85rem;
    color: #374151;
    background: rgba(52, 211, 153, 0.08);
    border-left: 3px solid #059669;
    padding: 0.5rem 0.75rem;
    border-radius: 0 8px 8px 0;
    margin-top: 0.5rem;
}

/* ============================================ */
/* SCORE IA (badges par résultat)              */
/* ============================================ */

.datasets-ai-score {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 24px;
    padding: 0 0.5rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    margin-left: 0.5rem;
    vertical-align: middle;
}

.datasets-ai-score.high {
    background: #DCFCE7;
    color: #15803D;
    border: 1px solid rgba(21, 128, 61, 0.15);
}

.datasets-ai-score.medium {
    background: #FEF3C7;
    color: #B45309;
    border: 1px solid rgba(180, 83, 9, 0.15);
}

.datasets-ai-score.low {
    background: #FEE2E2;
    color: #B91C1C;
    border: 1px solid rgba(185, 28, 28, 0.15);
}

.datasets-ai-reason {
    font-size: 0.8rem;
    color: #7C3AED;
    padding: 0.3rem 0;
    font-style: italic;
    line-height: 1.4;
}

.datasets-result-card.ai-enriched {
    border-left-color: #7C3AED;
}

.datasets-result-card.ai-enriched:hover {
    border-left-color: #6D28D9;
    box-shadow: 0 8px 24px rgba(124, 58, 237, 0.08);
}

/* ============================================ */
/* RESPONSIVE                                   */
/* ============================================ */

@media (max-width: 768px) {
    #view-datasets-donnees .datasets-content {
        padding: 16px;
    }

    .datasets-banner {
        padding: 1.25rem 1.5rem;
    }

    .datasets-banner .banner-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .datasets-banner .banner-stats {
        margin-left: 0;
        margin-top: 1rem;
    }

    .datasets-files-grid {
        grid-template-columns: 1fr;
    }

    .datasets-collection-grid {
        grid-template-columns: 1fr;
    }

    .datasets-search-bar {
        flex-direction: column;
        padding: 0.75rem;
    }

    .datasets-search-btn {
        width: 100%;
    }

    .datasets-filters-row {
        flex-direction: column;
    }

    .datasets-tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .datasets-tab {
        white-space: nowrap;
        padding: 0.6rem 1rem;
        font-size: 0.8rem;
    }

    .datasets-result-header {
        flex-direction: column;
        gap: 0.5rem;
    }

    .datasets-result-actions {
        flex-wrap: wrap;
    }
}

/* ============================================ */
/* DARK MODE                                    */
/* ============================================ */

[data-theme="dark"] #view-datasets-donnees {
    color: var(--text-primary, #e2e8f0);
}

[data-theme="dark"] .datasets-banner {
    background: linear-gradient(135deg, #047857 0%, #0B8A7B 50%, #065F46 100%);
}

[data-theme="dark"] .datasets-storage-icon {
    background: rgba(5, 150, 105, 0.15);
}

[data-theme="dark"] .datasets-tabs {
    border-bottom-color: var(--border-color, #2A3F5F);
}

[data-theme="dark"] .datasets-tab {
    color: var(--text-secondary, #94a3b8);
}

[data-theme="dark"] .datasets-tab.active {
    color: #6EE7B7;
    border-bottom-color: #6EE7B7;
}

[data-theme="dark"] .datasets-tab:hover {
    color: #6EE7B7;
    background: rgba(110, 231, 183, 0.05);
}

[data-theme="dark"] .datasets-upload-zone {
    background: rgba(5, 150, 105, 0.05);
    border-color: rgba(5, 150, 105, 0.25);
}

[data-theme="dark"] .datasets-upload-zone:hover,
[data-theme="dark"] .datasets-upload-zone.drag-over {
    background: rgba(5, 150, 105, 0.1);
    border-color: #059669;
}

[data-theme="dark"] .datasets-file-card,
[data-theme="dark"] .datasets-result-card,
[data-theme="dark"] .datasets-collection-card {
    background: var(--card-bg, #131C31);
    border-color: var(--border-color, #2A3F5F);
}

[data-theme="dark"] .datasets-file-card:hover {
    border-color: #059669;
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.15);
}

[data-theme="dark"] .datasets-result-card:hover,
[data-theme="dark"] .datasets-collection-card:hover {
    border-color: rgba(5, 150, 105, 0.4);
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.1);
}

[data-theme="dark"] .datasets-file-name,
[data-theme="dark"] .datasets-result-title {
    color: var(--text-primary, #e2e8f0);
}

[data-theme="dark"] .datasets-file-actions button {
    background: var(--card-bg, #131C31);
    border-color: var(--border-color, #2A3F5F);
    color: var(--text-secondary, #94a3b8);
}

[data-theme="dark"] .datasets-file-actions button:hover {
    background: rgba(5, 150, 105, 0.1);
    border-color: #059669;
    color: #6EE7B7;
}

[data-theme="dark"] .datasets-file-actions button.danger:hover {
    background: rgba(239, 68, 68, 0.15);
    border-color: #EF4444;
    color: #F87171;
}

[data-theme="dark"] .datasets-search-bar {
    background: var(--card-bg, #131C31);
    border-color: var(--border-color, #2A3F5F);
}

[data-theme="dark"] .datasets-search-bar:focus-within {
    border-color: #059669;
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
}

[data-theme="dark"] .datasets-search-input {
    color: var(--text-primary, #e2e8f0);
}

[data-theme="dark"] .datasets-sources-selector {
    background: var(--card-bg, #131C31);
    border-color: var(--border-color, #2A3F5F);
}

[data-theme="dark"] .datasets-sources-title {
    color: var(--text-primary, #e2e8f0);
}

[data-theme="dark"] .datasets-results-header {
    background: rgba(5, 150, 105, 0.1);
    border-color: rgba(5, 150, 105, 0.2);
}

[data-theme="dark"] .datasets-results-count {
    color: #6EE7B7;
}

[data-theme="dark"] .datasets-empty .empty-icon {
    background: rgba(5, 150, 105, 0.1);
}

[data-theme="dark"] .datasets-source-chip {
    background: var(--card-bg, #131C31);
    border-color: var(--border-color, #2A3F5F);
    color: var(--text-secondary, #94a3b8);
}

[data-theme="dark"] .datasets-source-chip.active {
    background: rgba(5, 150, 105, 0.15);
    border-color: #059669;
    color: #6EE7B7;
}

[data-theme="dark"] .datasets-filter-group select,
[data-theme="dark"] .datasets-filter-group input {
    background: var(--card-bg, #131C31);
    border-color: var(--border-color, #2A3F5F);
    color: var(--text-primary, #e2e8f0);
}

[data-theme="dark"] .datasets-filter-group select option {
    background: #1e293b;
    color: #e2e8f0;
}

[data-theme="dark"] .datasets-result-actions button {
    background: var(--card-bg, #131C31);
    border-color: var(--border-color, #2A3F5F);
    color: var(--text-secondary, #94a3b8);
}

[data-theme="dark"] .datasets-result-actions button:hover {
    border-color: #059669;
    color: #6EE7B7;
}

[data-theme="dark"] .datasets-result-actions button.primary {
    background: #059669;
    color: white;
    border-color: #059669;
}

[data-theme="dark"] .datasets-result-actions button.primary:hover {
    background: #047857;
}

[data-theme="dark"] .datasets-storage {
    background: var(--card-bg, #131C31);
}

[data-theme="dark"] .datasets-storage-bar {
    background: var(--border-color, #2A3F5F);
}

[data-theme="dark"] .datasets-collection-notes {
    background: rgba(5, 150, 105, 0.05);
    color: var(--text-secondary, #94a3b8);
}

[data-theme="dark"] .datasets-modal {
    background: var(--card-bg, #131C31);
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

[data-theme="dark"] .datasets-modal-header {
    border-bottom-color: var(--border-color, #2A3F5F);
}

[data-theme="dark"] .datasets-modal-header h3 {
    color: var(--text-primary, #e2e8f0);
}

[data-theme="dark"] .datasets-modal-close {
    color: var(--text-secondary, #94a3b8);
}

[data-theme="dark"] .datasets-modal-close:hover {
    color: var(--text-primary, #e2e8f0);
    background: rgba(255,255,255,0.05);
}

[data-theme="dark"] .datasets-preview-table th {
    background: rgba(5, 150, 105, 0.08);
    border-color: var(--border-color, #2A3F5F);
    color: var(--text-primary, #e2e8f0);
}

[data-theme="dark"] .datasets-preview-table td {
    border-color: var(--border-color, #2A3F5F);
    color: var(--text-secondary, #94a3b8);
}

[data-theme="dark"] .datasets-preview-table tr:hover td {
    background: rgba(5, 150, 105, 0.05);
}

[data-theme="dark"] .datasets-file-tag {
    background: rgba(5, 150, 105, 0.15);
    color: #6EE7B7;
}

[data-theme="dark"] .datasets-readonly-banner {
    background: linear-gradient(135deg, #78350F 0%, #92400E 100%);
    color: #FDE68A;
    border-color: #B45309;
}

[data-theme="dark"] .datasets-readonly-banner svg {
    stroke: #FBBF24;
}

[data-theme="dark"] .datasets-empty {
    color: var(--text-secondary, #94a3b8);
}

[data-theme="dark"] .datasets-empty h3 {
    color: var(--text-primary, #e2e8f0);
}

/* Dark mode: AI Search */
[data-theme="dark"] .datasets-ai-synthesis {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), rgba(109, 40, 217, 0.08));
    border-color: rgba(139, 92, 246, 0.25);
}

[data-theme="dark"] .datasets-ai-synthesis-text {
    color: var(--text-primary, #e2e8f0);
}

[data-theme="dark"] .datasets-ai-synthesis-header {
    color: #C4B5FD;
}

[data-theme="dark"] .datasets-ai-trend-badge {
    background: rgba(139, 92, 246, 0.15);
    color: #C4B5FD;
    border-color: rgba(139, 92, 246, 0.25);
}

[data-theme="dark"] .datasets-ai-gap-badge {
    background: rgba(245, 158, 11, 0.12);
    color: #FCD34D;
    border-color: rgba(245, 158, 11, 0.2);
}

[data-theme="dark"] .datasets-ai-query-chip {
    background: rgba(139, 92, 246, 0.1);
    color: #C4B5FD;
    border-color: rgba(139, 92, 246, 0.25);
}

[data-theme="dark"] .datasets-ai-query-chip:hover {
    background: #7C3AED;
    color: white;
}

[data-theme="dark"] .datasets-ai-recommendation {
    color: var(--text-primary, #e2e8f0);
    background: rgba(52, 211, 153, 0.08);
    border-left-color: #34D399;
}

[data-theme="dark"] .datasets-ai-score.high {
    background: rgba(21, 128, 61, 0.2);
    color: #6EE7B7;
    border-color: rgba(21, 128, 61, 0.3);
}

[data-theme="dark"] .datasets-ai-score.medium {
    background: rgba(180, 83, 9, 0.2);
    color: #FCD34D;
    border-color: rgba(180, 83, 9, 0.3);
}

[data-theme="dark"] .datasets-ai-score.low {
    background: rgba(185, 28, 28, 0.2);
    color: #FCA5A5;
    border-color: rgba(185, 28, 28, 0.3);
}

[data-theme="dark"] .datasets-ai-reason {
    color: #C4B5FD;
}

[data-theme="dark"] .datasets-result-card.ai-enriched {
    border-left-color: #7C3AED;
}

[data-theme="dark"] .datasets-result-card.ai-enriched:hover {
    border-left-color: #A78BFA;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.15);
}