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

/* ===== CARDS ===== */

/* Stat Card */
.stat-card {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: var(--padding-md);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

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

.stat-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-2);
}

.stat-card-label {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.stat-card-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
}

.stat-card-value {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.stat-card-change {
    display: flex;
    align-items: center;
    gap: var(--gap-xs);
    font-size: var(--font-size-sm);
}

.stat-card-change.positive {
    color: var(--color-success);
}

.stat-card-change.negative {
    color: var(--color-error);
}

/* Summary Card */
.summary-card {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: var(--padding-lg);
    box-shadow: var(--shadow-sm);
}

.summary-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
}

.summary-card-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
}

.summary-card-action {
    color: var(--color-primary-500);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: color 0.3s ease;
}

.summary-card-action:hover {
    color: var(--color-primary-700);
}

.summary-card-content {
    color: var(--text-secondary);
}

/* Activity Item */
.activity-item {
    display: flex;
    gap: var(--gap-sm);
    padding: var(--padding-sm) 0;
}

.activity-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
}

.activity-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    margin-bottom: 2px;
}

.activity-description {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.activity-time {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
}

/* ===== FORMS ===== */

/* Search Bar */
.search-bar {
    position: relative;
    width: 100%;
}

.search-input {
    width: 100%;
    padding: var(--padding-sm) var(--padding-md);
    padding-left: 40px;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    background: var(--surface-color);
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px var(--color-primary-100);
}

.search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
}

/* Filter Tabs */
.filter-tabs {
    display: flex;
    gap: var(--gap-xs);
    padding: var(--padding-xs);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    overflow-x: auto;
}

.filter-tab {
    padding: var(--padding-xs) var(--padding-md);
    border: none;
    background: transparent;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: var(--gap-xs);
}

.filter-tab:hover:not(:disabled) {
    background: var(--surface-color);
    color: var(--text-primary);
}

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

.filter-tab:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.tab-count {
    background: rgba(255, 255, 255, 0.2);
    padding: 2px 6px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
}

/* ===== TABLES ===== */

.table-container {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.table-search {
    padding: var(--padding-md);
    border-bottom: 1px solid var(--border-default);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead {
    background: var(--bg-tertiary);
}

.data-table th {
    padding: var(--padding-sm) var(--padding-md);
    text-align: left;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
}

.data-table th:hover {
    color: var(--text-primary);
}

.sort-icon {
    margin-left: var(--gap-xs);
    font-size: var(--font-size-xs);
}

.data-table td {
    padding: var(--padding-md);
    border-top: 1px solid var(--border-default);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

.data-table tr.selectable {
    cursor: pointer;
    transition: background 0.2s ease;
}

.data-table tr.selectable:hover {
    background: var(--bg-tertiary);
}

.empty-state {
    text-align: center;
    padding: var(--space-12);
    color: var(--text-secondary);
}

.actions-column {
    width: 100px;
    text-align: center;
}

.table-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--gap-md);
    padding: var(--padding-md);
    border-top: 1px solid var(--border-default);
}

.pagination-btn {
    padding: var(--padding-xs) var(--padding-md);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    background: var(--surface-color);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all 0.3s ease;
}

.pagination-btn:hover:not(:disabled) {
    background: var(--color-primary-500);
    color: white;
    border-color: var(--color-primary-500);
}

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

.pagination-info {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ===== DISPLAY ===== */

/* Status Badge */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--gap-xs);
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
}

.badge-success {
    background: var(--color-success-light);
    color: var(--color-success);
}

.badge-warning {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

.badge-error {
    background: var(--color-error-light);
    color: var(--color-error);
}

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

.badge-inactive {
    background: var(--bg-tertiary);
    color: var(--text-tertiary);
}

.badge-default {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

/* Loading Spinner */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--gap-md);
    padding: var(--padding-xl);
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9999;
}

.loading-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
}

.spinner-circle {
    border: 3px solid var(--border-default);
    border-top-color: var(--color-primary-500);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.spinner-small .spinner-circle {
    width: 20px;
    height: 20px;
}

.spinner-medium .spinner-circle {
    width: 40px;
    height: 40px;
}

.spinner-large .spinner-circle {
    width: 60px;
    height: 60px;
}

.loading-dots {
    display: flex;
    gap: var(--gap-xs);
}

.loading-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-primary-500);
    animation: pulse 1.4s ease-in-out infinite both;
}

.loading-dots span:nth-child(1) {
    animation-delay: -0.32s;
}

.loading-dots span:nth-child(2) {
    animation-delay: -0.16s;
}

.loading-message {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.2s ease;
}

.modal-container {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-2xl);
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    animation: slideUp 0.3s ease;
}

.modal-small {
    width: 90%;
    max-width: 400px;
}

.modal-medium {
    width: 90%;
    max-width: 600px;
}

.modal-large {
    width: 90%;
    max-width: 900px;
}

.modal-fullscreen {
    width: 100%;
    height: 100vh;
    max-height: 100vh;
    border-radius: 0;
}

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

.modal-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--padding-xs);
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
}

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

.modal-body {
    flex: 1;
    padding: var(--padding-lg);
    overflow-y: auto;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--gap-sm);
    padding: var(--padding-lg);
    border-top: 1px solid var(--border-default);
}

/* Empty State */
.empty-state-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-12);
    min-height: 300px;
}

.empty-state-icon {
    font-size: 48px;
    color: var(--text-tertiary);
    margin-bottom: var(--padding-md);
}

.empty-state-image {
    max-width: 200px;
    margin-bottom: var(--padding-md);
    opacity: 0.8;
}

.empty-state-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--padding-sm);
}

.empty-state-description {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--padding-lg);
    max-width: 400px;
}

.empty-state-actions {
    display: flex;
    gap: var(--padding-sm);
}

/* ===== ANIMATIONS ===== */

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

@keyframes pulse {
    0%, 80%, 100% {
        transform: scale(0);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

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

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

/* ===== PAGINATION ===== */

.pagination-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--padding-md);
    background: var(--surface-color);
    border-top: 1px solid var(--border-default);
    flex-wrap: wrap;
    gap: var(--padding-md);
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: var(--padding-xs);
}

.pagination-btn {
    padding: var(--padding-xs) var(--padding-sm);
    border: 1px solid var(--border-default);
    background: var(--surface-color);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: var(--font-size-sm);
    display: inline-flex;
    align-items: center;
    gap: var(--padding-xs);
}

.pagination-btn:hover:not(:disabled) {
    background: var(--color-primary-500);
    color: white;
    border-color: var(--color-primary-500);
}

.pagination-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pagination-numbers {
    display: flex;
    gap: var(--padding-xs);
}

.pagination-number {
    min-width: 32px;
    height: 32px;
    border: 1px solid var(--border-default);
    background: var(--surface-color);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: var(--font-size-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.pagination-number:hover {
    background: var(--bg-tertiary);
}

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

.pagination-ellipsis {
    padding: 0 var(--padding-xs);
    color: var(--text-tertiary);
}

.page-info {
    padding: 0 var(--padding-md);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.items-info {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.page-size-selector {
    display: flex;
    align-items: center;
    gap: var(--padding-sm);
}

.page-size-selector label {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.page-size-selector select {
    padding: var(--padding-xs) var(--padding-sm);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    background: var(--surface-color);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.go-to-page {
    display: flex;
    align-items: center;
    gap: var(--padding-sm);
}

.go-to-page label {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.go-to-page input {
    width: 60px;
    padding: var(--padding-xs);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
}

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

.responsive-table-container {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.table-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--padding-md);
    border-bottom: 1px solid var(--border-default);
    gap: var(--padding-md);
    flex-wrap: wrap;
}

.table-search-box {
    position: relative;
    flex: 1;
    max-width: 400px;
}

.table-search-input {
    width: 100%;
    padding: var(--padding-sm) var(--padding-md);
    padding-left: 36px;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    background: var(--bg-tertiary);
}

.table-search-box .search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
}

.toolbar-actions {
    display: flex;
    gap: var(--padding-sm);
}

.export-actions {
    display: flex;
    gap: var(--padding-xs);
}


.table-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-12);
    gap: var(--padding-md);
}

.table-wrapper {
    overflow-x: auto;
}

.responsive-table {
    width: 100%;
    border-collapse: collapse;
}

.responsive-table thead {
    background: var(--bg-tertiary);
}

.responsive-table th {
    padding: var(--padding-sm) var(--padding-md);
    text-align: left;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    white-space: nowrap;
}

.responsive-table th.sortable {
    cursor: pointer;
    user-select: none;
}

.responsive-table th.sortable:hover {
    background: var(--surface-color);
}

.th-content {
    display: flex;
    align-items: center;
    gap: var(--padding-xs);
}

.sort-indicator {
    color: var(--text-tertiary);
    font-size: var(--font-size-xs);
}

.sort-indicator .active-sort {
    color: var(--color-primary-500);
}

.responsive-table td {
    padding: var(--padding-md);
    border-top: 1px solid var(--border-default);
    font-size: var(--font-size-sm);
}

.responsive-table tr:hover {
    background: var(--bg-tertiary);
}

.responsive-table tr.selected {
    background: var(--color-primary-100);
}

.row-number,
.row-number-header {
    width: 50px;
    text-align: center;
    color: var(--text-tertiary);
}

.checkbox-cell,
.checkbox-header {
    width: 40px;
    text-align: center;
}

.actions-cell,
.actions-header {
    width: 100px;
    text-align: center;
}

.empty-table {
    text-align: center;
    padding: var(--space-12);
}

.empty-message {
    color: var(--text-secondary);
}

.empty-message i {
    font-size: 48px;
    color: var(--text-tertiary);
    margin-bottom: var(--padding-md);
}

/* Mobile Card View */
.mobile-cards {
    padding: var(--padding-md);
}

.mobile-card {
    background: var(--surface-color);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    padding: var(--padding-md);
    margin-bottom: var(--padding-md);
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.mobile-card-content {
    display: flex;
    flex-direction: column;
    gap: var(--padding-sm);
}

.mobile-card-field {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.field-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
}

.field-value {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    text-align: right;
}

.mobile-card-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--padding-sm);
    margin-top: var(--padding-md);
    padding-top: var(--padding-md);
    border-top: 1px solid var(--border-default);
}

/* ===== TABLE HEADER ===== */

.table-header {
    background: var(--bg-tertiary);
    position: sticky;
    top: 0;
    z-index: 10;
}

.filter-row {
    background: var(--surface-color);
    border-bottom: 2px solid var(--border-default);
}

.filter-cell {
    padding: var(--padding-sm);
    vertical-align: middle;
}

.filter-input,
.filter-select {
    width: 100%;
    padding: var(--padding-xs) var(--padding-sm);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    background: var(--bg-tertiary);
}

.filter-input:focus,
.filter-select:focus {
    outline: none;
    border-color: var(--color-primary-500);
}

.date-range-filter,
.number-range-filter {
    display: flex;
    align-items: center;
    gap: var(--padding-xs);
}

.filter-date,
.filter-number {
    flex: 1;
    padding: var(--padding-xs);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
}

.clear-filters-btn {
    padding: var(--padding-xs) var(--padding-sm);
    background: var(--color-error-light);
    color: var(--color-error);
    border: none;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    cursor: pointer;
    transition: all 0.3s ease;
}

.clear-filters-btn:hover {
    background: var(--color-error);
    color: white;
}

.header-row th {
    position: relative;
}

.header-content {
    display: flex;
    align-items: center;
    gap: var(--padding-xs);
}

.header-title {
    flex: 1;
}

.required-indicator {
    color: var(--color-error);
}

.sort-wrapper {
    margin-left: auto;
}

.header-tooltip {
    color: var(--text-tertiary);
    cursor: help;
}

.column-menu-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    padding: 4px;
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.3s ease;
}

th:hover .column-menu-btn {
    opacity: 1;
}

.column-menu {
    position: absolute;
    right: 0;
    top: 100%;
    background: var(--surface-color);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 100;
    min-width: 180px;
}

.column-menu button {
    display: flex;
    align-items: center;
    gap: var(--padding-sm);
    width: 100%;
    padding: var(--padding-sm) var(--padding-md);
    background: none;
    border: none;
    text-align: left;
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    cursor: pointer;
    transition: background 0.3s ease;
}

.column-menu button:hover {
    background: var(--bg-tertiary);
}

.settings-btn {
    margin-left: var(--padding-sm);
    padding: 4px 8px;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.3s ease;
}

.settings-btn:hover {
    color: var(--color-primary-500);
}

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

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

/* ===== MOBILE STYLES ===== */

@media (max-width: 768px) {
    .filter-tabs {
        padding: var(--padding-xs);
    }
    
    .data-table {
        font-size: var(--font-size-xs);
    }
    
    .data-table th,
    .data-table td {
        padding: var(--padding-xs);
    }
    
    .modal-container:not(.modal-fullscreen) {
        width: 95%;
        margin: var(--padding-md);
    }
    
    .table-pagination {
        flex-wrap: wrap;
    }
}