/* ============================================
   UNIFIED GALLERY MODERN STYLES
   Clean, playful, and easy to use
============================================ */

/* CSS Variables using Portal Theme Colors */
:root {
    /* Primary action color - using the peach/coral theme color */
    --ug-primary: var(--portalThemeColor4);
    --ug-primary-hover: var(--portalThemeColor9);
    
    /* Secondary and accent colors */
    --ug-secondary: var(--portalThemeColor2);
    --ug-accent: var(--portalThemeColor1);
    
    /* Background colors */
    --ug-background: var(--portalThemeColor5);
    --ug-surface: var(--portalThemeColor5);
    --ug-surface-alt: var(--portalThemeColor3);
    
    /* Border colors */
    --ug-border: var(--portalThemeColor7);
    
    /* Text colors */
    --ug-text-primary: var(--portalThemeColor9);
    --ug-text-secondary: var(--portalThemeColor6);
    
    /* Shadow definitions */
    --ug-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --ug-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --ug-shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    
    /* Other design tokens */
    --ug-radius: 12px;
    --ug-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Gallery Wrapper */
.gallery-content-wrapper {
    background-color: var(--ug-background);
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* ============================================
   HEADER SECTION
============================================ */
.ug-header {
    background: linear-gradient(135deg, var(--portalThemeColor5) 0%, var(--portalThemeColor8) 30%);
    border-bottom: 1px solid var(--ug-border);
    padding: 32px 0;
}

.ug-header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.ug-header-text {
    flex: 1;
}

.ug-title {
    font-size: 36px !important;
    font-weight: 700 !important;
    color: var(--ug-text-primary) !important;
    margin: 0 0 8px 0 !important;
    letter-spacing: -0.02em;
}

.ug-subtitle {
    font-size: 18px;
    color: var(--ug-text-secondary);
    margin: 0;
}

/* View Toggle */
.ug-view-toggle {
    display: flex;
    gap: 4px;
    background: var(--portalThemeColor3);
    padding: 4px;
    border-radius: 10px;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.08);
}

.ug-view-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--ug-text-secondary);
    cursor: pointer;
    transition: var(--ug-transition);
    position: relative;
}

.ug-view-btn:hover {
    color: var(--ug-text-primary);
}

.ug-view-btn.active {
    background: var(--ug-surface);
    color: var(--ug-primary);
    box-shadow: var(--ug-shadow-sm);
}

.ug-view-btn.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--ug-primary);
    border-radius: 50%;
}

/* ============================================
   FILTER SECTION
============================================ */
.ug-filter-section {
    background: var(--ug-surface);
    border-bottom: 1px solid var(--ug-border);
    padding: 32px 0;
}

/* Search Bar */
.ug-search-wrapper {
    margin-bottom: 32px;
}

.ug-search-form {
    max-width: 600px;
}

.ug-search-container {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--portalThemeColor3);
    border: 2px solid transparent;
    border-radius: 16px;
    transition: var(--ug-transition);
    overflow: hidden;
}

.ug-search-container:focus-within {
    border-color: var(--portalThemeColor4);
    box-shadow: 0 0 0 4px rgba(215, 164, 134, 0.2);
}

.ug-search-icon {
    position: absolute;
    left: 20px;
    color: var(--ug-text-secondary);
    pointer-events: none;
}

.ug-search-input {
    flex: 1;
    padding: 16px 140px 16px 52px;
    background: transparent;
    border: none;
    font-size: 16px;
    color: var(--ug-text-primary);
    outline: none;
}

.ug-search-input::placeholder {
    color: var(--ug-text-secondary);
}

.ug-search-submit {
    position: absolute;
    right: 8px;
    padding: 10px 24px;
    background: var(--ug-primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--ug-transition);
}

.ug-search-submit:hover {
    background: var(--ug-primary-hover);
    transform: translateY(-1px);
}

.ug-search-submit:active {
    transform: translateY(0);
}

/* Filter Pills */
.ug-filter-pills {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.ug-filter-group {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.ug-filter-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--ug-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    min-width: 90px;
}

.ug-filter-options {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    flex: 1;
}

.ug-filter-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    background: var(--portalThemeColor3);
    border: 2px solid transparent;
    border-radius: 24px;
    font-size: 15px;
    font-weight: 500;
    color: var(--ug-text-primary) !important;
    transition: var(--ug-transition);
    cursor: pointer;
    text-decoration: none !important;
    position: relative;
    overflow: hidden;
}

.ug-filter-pill::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--portalThemeColor4);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.ug-filter-pill:hover {
    border-color: var(--portalThemeColor4);
    transform: translateY(-2px);
    box-shadow: var(--ug-shadow-sm);
    text-decoration: none !important;
}

.ug-filter-pill:hover::before {
    opacity: 0.08;
}

.ug-filter-pill.active {
    background: var(--portalThemeColor4);
    border-color: var(--portalThemeColor4);
    color: var(--portalThemeOnColor4) !important;
    font-weight: 600;
}

.ug-filter-pill.active .ug-count {
    color: var(--portalThemeOnColor4);
    opacity: 0.8;
}

.ug-count {
    font-size: 13px;
    color: var(--ug-text-secondary);
    font-weight: 400;
}

/* Active Filters */
.ug-active-filters {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--ug-border);
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.ug-active-label {
    font-size: 14px;
    color: var(--ug-text-secondary);
    font-weight: 500;
}

.ug-active-pills {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    flex: 1;
}

.ug-active-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px 6px 16px;
    background: var(--portalThemeColor4);
    color: var(--portalThemeOnColor4);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}

.ug-active-pill svg {
    width: 12px;
    height: 12px;
}

.ug-remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    font-size: 14px;
    line-height: 1;
    color: var(--portalThemeOnColor4) !important;
    text-decoration: none !important;
    transition: var(--ug-transition);
}

.ug-remove:hover {
    background: rgba(255, 255, 255, 0.4);
    text-decoration: none !important;
}

.ug-clear-all {
    font-size: 14px;
    color: #EF4444 !important;
    font-weight: 500;
    text-decoration: none !important;
    transition: var(--ug-transition);
}

.ug-clear-all:hover {
    color: #DC2626 !important;
    text-decoration: underline !important;
}

/* ============================================
   RESULTS SECTION
============================================ */
.ug-results-section {
    padding: 48px 0 64px;
}

.ug-results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    flex-wrap: wrap;
    gap: 24px;
}

.ug-results-count {
    font-size: 18px;
    color: var(--ug-text-secondary);
    margin: 0;
}

.ug-results-count strong {
    color: var(--ug-text-primary);
    font-weight: 700;
}

/* Action Buttons */
.ug-bulk-actions {
    display: flex;
    gap: 12px;
}

.ug-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--ug-transition);
    text-decoration: none !important;
    position: relative;
    overflow: hidden;
}

.ug-action-btn.primary {
    background: var(--portalThemeColor4);
    color: var(--portalThemeOnColor4);
}

.ug-action-btn.primary:hover:not(:disabled) {
    background: var(--portalThemeColor9);
    color: var(--portalThemeOnColor9);
    transform: translateY(-2px);
    box-shadow: var(--ug-shadow-md);
}

.ug-action-btn.secondary {
    background: var(--portalThemeColor5);
    color: var(--portalThemeColor4);
    border: 2px solid var(--portalThemeColor4);
}

.ug-action-btn.secondary:hover {
    background: var(--portalThemeColor4);
    color: var(--portalThemeOnColor4);
    transform: translateY(-2px);
    box-shadow: var(--ug-shadow-sm);
}

.ug-action-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.ug-action-btn svg {
    flex-shrink: 0;
}

/* Loading Spinner */
.ug-loading-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--portalThemeOnColor4);
    border-radius: 50%;
    animation: ug-spin 0.8s linear infinite;
}

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

/* ============================================
   ASSET CARDS
============================================ */
.ug-assets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}

.ug-assets-grid.list-view {
    grid-template-columns: 1fr;
    gap: 16px;
}

/* Asset Card - Grid View */
.ug-asset-card {
    background: var(--ug-surface);
    border-radius: var(--ug-radius);
    overflow: hidden;
    transition: var(--ug-transition);
    box-shadow: var(--ug-shadow-sm);
    position: relative;
    border: 1px solid var(--ug-border);
}

.ug-asset-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--ug-shadow-lg);
    border-color: transparent;
}

.ug-checkbox-wrapper {
    position: absolute;
    top: 16px;
    left: 16px;
    z-index: 10;
}

.ug-asset-checkbox {
    width: 22px;
    height: 22px;
    cursor: pointer;
    accent-color: var(--portalThemeColor4);
}

.ug-asset-preview {
    height: 220px;
    background: linear-gradient(135deg, var(--portalThemeColor3) 0%, var(--portalThemeColor8) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.ug-asset-preview img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    padding: 24px;
    transition: transform 0.3s ease;
}

.ug-asset-card:hover .ug-asset-preview img {
    transform: scale(1.05);
}

.ug-file-icon-preview {
    font-size: 56px;
    color: var(--ug-text-secondary);
    opacity: 0.5;
}

/* Brand Badge - Theme Integration */
.ug-brand-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: var(--portalThemeColor9);
    box-shadow: var(--ug-shadow-sm);
    border: 1px solid var(--portalThemeColor7);
}

/* Asset Info */
.ug-asset-info {
    padding: 24px;
}

.ug-asset-name {
    font-size: 17px;
    font-weight: 600;
    color: var(--ug-text-primary) !important;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
}

.ug-asset-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.ug-meta-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--ug-background);
    border-radius: 6px;
    font-size: 13px;
    color: var(--ug-text-secondary);
    font-weight: 500;
}

/* Asset Actions */
.ug-asset-actions {
    display: flex;
    gap: 12px;
}

.ug-download-btn {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--portalThemeColor4);
    color: var(--portalThemeOnColor4) !important;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--ug-transition);
    text-decoration: none !important;
}

.ug-download-btn:hover {
    background: var(--portalThemeColor9);
    color: var(--portalThemeOnColor9) !important;
    transform: translateY(-1px);
    text-decoration: none !important;
}

.ug-preview-btn {
    width: 44px;
    height: 44px;
    padding: 0;
    background: var(--portalThemeColor3);
    border: 2px solid var(--portalThemeColor7);
    border-radius: 10px;
    color: var(--portalThemeColor6);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--ug-transition);
}

.ug-preview-btn:hover {
    border-color: var(--portalThemeColor4);
    color: var(--portalThemeColor4);
    background: var(--portalThemeColor5);
}

/* List View Specific Styles */
.list-view .ug-asset-card {
    display: flex;
    align-items: center;
    padding: 20px 24px;
    gap: 24px;
}

.list-view .ug-asset-preview {
    width: 120px;
    height: 90px;
    flex-shrink: 0;
    border-radius: 8px;
}

.list-view .ug-asset-info {
    flex: 1;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.list-view .ug-asset-details {
    flex: 1;
}

.list-view .ug-asset-name {
    margin-bottom: 8px;
}

.list-view .ug-asset-meta {
    margin-bottom: 0;
}

.list-view .ug-asset-actions {
    flex-shrink: 0;
}

/* ============================================
   NO RESULTS STATE
============================================ */
.ug-no-results {
    text-align: center;
    padding: 80px 24px;
}

.ug-no-results-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 120px;
    height: 120px;
    background: var(--ug-background);
    border-radius: 50%;
    margin-bottom: 24px;
}

.ug-no-results-icon svg {
    color: var(--ug-text-secondary);
    opacity: 0.5;
}

.ug-no-results h3 {
    font-size: 28px;
    color: var(--ug-text-primary) !important;
    margin-bottom: 12px;
    font-weight: 700;
}

.ug-no-results p {
    font-size: 18px;
    color: var(--ug-text-secondary) !important;
    margin-bottom: 32px;
}

/* ============================================
   DELETE FUNCTIONALITY STYLES
============================================ */

/* Delete Button Styles */
.ug-delete-btn {
    width: 44px;
    height: 44px;
    padding: 0;
    background: rgba(239, 68, 68, 0.1);
    border: 2px solid #EF4444;
    border-radius: 10px;
    color: #EF4444;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--ug-transition);
}

.ug-delete-btn:hover {
    background: #EF4444;
    color: white;
    transform: translateY(-1px);
}

/* Modal Styles */
.ug-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.ug-modal-content {
    background: var(--ug-surface);
    border-radius: var(--ug-radius);
    max-width: 480px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: var(--ug-shadow-lg);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from { transform: translateY(-20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.ug-modal-header {
    padding: 24px;
    border-bottom: 1px solid var(--ug-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ug-modal-header h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--ug-text-primary);
    margin: 0;
}

.ug-modal-close {
    width: 32px;
    height: 32px;
    background: transparent;
    border: none;
    font-size: 24px;
    color: var(--ug-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: var(--ug-transition);
}

.ug-modal-close:hover {
    background: var(--ug-background);
    color: var(--ug-text-primary);
}

.ug-modal-body {
    padding: 24px;
}

.ug-modal-body p {
    margin: 0 0 16px 0;
    color: var(--ug-text-primary);
    font-size: 16px;
}

.ug-modal-asset-name {
    font-weight: 600;
    color: var(--ug-text-primary);
    background: var(--ug-background);
    padding: 8px 16px;
    border-radius: 8px;
    display: inline-block;
}

.ug-modal-warning {
    color: #EF4444 !important;
    font-size: 14px !important;
    margin-bottom: 0 !important;
}

.ug-modal-footer {
    padding: 24px;
    border-top: 1px solid var(--ug-border);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Danger Button Style */
.ug-action-btn.danger {
    background: #EF4444;
    color: white;
}

.ug-action-btn.danger:hover:not(:disabled) {
    background: #DC2626;
    transform: translateY(-2px);
    box-shadow: var(--ug-shadow-md);
}

/* Notification Styles */
.ug-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 16px 24px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--ug-shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 9999;
    transform: translateX(400px);
    transition: transform 0.3s ease;
    max-width: 400px;
    border: 1px solid var(--ug-border);
}

.ug-notification.show {
    transform: translateX(0);
}

.ug-notification.success {
    border-left: 4px solid #10B981;
}

.ug-notification.error {
    border-left: 4px solid #EF4444;
}

.ug-notification.warning {
    border-left: 4px solid #F59E0B;
}

.ug-notification.info {
    border-left: 4px solid #3B82F6;
}

.ug-notification-icon {
    font-size: 24px;
    font-weight: bold;
}

.ug-notification.success .ug-notification-icon {
    color: #10B981;
}

.ug-notification.error .ug-notification-icon {
    color: #EF4444;
}

.ug-notification.warning .ug-notification-icon {
    color: #F59E0B;
}

.ug-notification.info .ug-notification-icon {
    color: #3B82F6;
}

/* List view delete button adjustment */
.list-view .ug-delete-btn {
    width: 40px;
    height: 40px;
}

/* Asset card with data attribute */
[data-asset-id] {
    position: relative;
}

/* ============================================
   RESPONSIVE DESIGN
============================================ */
@media (max-width: 1200px) {
    .ug-filter-group {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .ug-filter-label {
        min-width: auto;
    }
}

@media (max-width: 768px) {
    .ug-header {
        padding: 24px 0;
    }
    
    .ug-header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }
    
    .ug-title {
        font-size: 28px !important;
    }
    
    .ug-subtitle {
        font-size: 16px;
    }
    
    .ug-view-toggle {
        align-self: flex-end;
    }
    
    .ug-filter-section {
        padding: 24px 0;
    }
    
    .ug-search-submit {
        position: relative;
        right: auto;
        width: 100%;
        margin-top: 12px;
        border-radius: 12px;
    }
    
    .ug-search-input {
        padding: 16px 20px 16px 52px;
    }
    
    .ug-search-container {
        flex-direction: column;
    }
    
    .ug-results-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .ug-bulk-actions {
        width: 100%;
    }
    
    .ug-action-btn {
        flex: 1;
        justify-content: center;
    }
    
    .ug-assets-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 20px;
    }
    
    .list-view .ug-asset-card {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .list-view .ug-asset-preview {
        width: 100%;
        height: 180px;
    }
    
    .list-view .ug-asset-info {
        width: 100%;
        flex-direction: column;
        gap: 16px;
    }
    
    /* Mobile modal adjustments */
    .ug-modal-content {
        width: 95%;
        margin: 20px;
    }
    
    .ug-notification {
        right: 10px;
        left: 10px;
        max-width: none;
    }
}

@media (max-width: 480px) {
    .ug-title {
        font-size: 24px !important;
    }
    
    .ug-view-toggle {
        width: 100%;
        justify-content: center;
    }
    
    .ug-assets-grid {
        grid-template-columns: 1fr;
    }
    
    .ug-filter-options {
        width: 100%;
    }
    
    .ug-filter-pill {
        flex: 1;
        justify-content: center;
        min-width: 0;
    }
    
    .ug-active-filters {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .ug-active-pills {
        width: 100%;
    }
}

/* ============================================
   LOADING STATES
============================================ */
.ug-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

.ug-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--ug-border);
    border-top: 3px solid var(--ug-primary);
    border-radius: 50%;
    animation: ug-spin 1s linear infinite;
}

/* ============================================
   ACCESSIBILITY
============================================ */
.ug-filter-pill:focus,
.ug-view-btn:focus,
.ug-preview-btn:focus,
.ug-action-btn:focus,
.ug-download-btn:focus,
.ug-delete-btn:focus {
    outline: 3px solid var(--portalThemeColor4);
    outline-offset: 3px;
}

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

/* Smooth scroll behavior */
html {
    scroll-behavior: smooth;
}

/* Ensure buttons don't shrink */
.ug-action-btn,
.ug-download-btn,
.ug-preview-btn,
.ug-delete-btn {
    flex-shrink: 0;
}

/* Container utility */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
}