/**
 * Enhanced Econet Recharge Pro Frontend Styles
 * 
 * Brand Colors:
 * Primary Blue: #2e358b
 * Secondary Red: #e9222f
 * 
 * @package EconetRechargePro
 * @since 1.0.0
 * @version 2.0.0 - Enhanced with improved components and animations
 */

/* Enhanced CSS Variables for Brand Colors */
:root {
    --econet-primary: #2e358b;
    --econet-secondary: #e9222f;
    --econet-primary-light: #4a4fa0;
    --econet-primary-dark: #1f2561;
    --econet-secondary-light: #ed4552;
    --econet-secondary-dark: #c01e29;
    --econet-gradient: linear-gradient(135deg, var(--econet-primary) 0%, var(--econet-secondary) 100%);
    --econet-gradient-light: linear-gradient(135deg, var(--econet-primary-light) 0%, var(--econet-secondary-light) 100%);
    --econet-shadow: 0 4px 20px rgba(46, 53, 139, 0.15);
    --econet-shadow-hover: 0 8px 30px rgba(46, 53, 139, 0.25);
    --econet-shadow-active: 0 2px 10px rgba(46, 53, 139, 0.3);
    --border-radius: 12px;
    --border-radius-small: 8px;
    --border-radius-large: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
    --transition-slow: all 0.5s ease;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
}

/* Enhanced Reset and Base Styles */
.erp-container * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.erp-container {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    font-size: var(--font-size-md);
}

/* Enhanced Form Container Styles */
.erp-airtime-form-container,
.erp-bundle-form-container,
.erp-quick-recharge,
.erp-balance-widget,
.erp-transactions-widget,
.erp-user-dashboard,
.erp-user-favorites,
.erp-transaction-history,
.erp-bundle-categories {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);
    border-radius: var(--border-radius);
    box-shadow: var(--econet-shadow);
    padding: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    transition: var(--transition);
    border: 1px solid rgba(46, 53, 139, 0.1);
    position: relative;
    overflow: hidden;
}

.erp-airtime-form-container::before,
.erp-bundle-form-container::before,
.erp-quick-recharge::before,
.erp-balance-widget::before,
.erp-transactions-widget::before,
.erp-user-dashboard::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--econet-gradient);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.erp-airtime-form-container:hover,
.erp-bundle-form-container:hover,
.erp-quick-recharge:hover,
.erp-balance-widget:hover,
.erp-transactions-widget:hover {
    box-shadow: var(--econet-shadow-hover);
    transform: translateY(-2px);
}

/* Enhanced Header Styles */
.erp-form-header,
.erp-dashboard-header,
.erp-balance-header,
.erp-transactions-header,
.erp-categories-header,
.erp-favorites-header,
.erp-history-header {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--econet-primary);
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.erp-form-header::after,
.erp-dashboard-header::after,
.erp-balance-header::after,
.erp-transactions-header::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: var(--econet-secondary);
    border-radius: 1px;
}

.erp-form-header h3,
.erp-dashboard-header h3,
.erp-balance-header h4,
.erp-transactions-header h4,
.erp-categories-header h3,
.erp-favorites-header h3,
.erp-history-header h3 {
    margin: 0;
    color: var(--econet-primary);
    font-weight: 700;
    font-size: var(--font-size-2xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* Enhanced Form Group Styles */
.erp-form-group {
    margin-bottom: var(--spacing-md);
}

.erp-form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--econet-primary-dark);
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.erp-form-group .required {
    color: var(--econet-secondary);
    margin-left: 2px;
}

/* Enhanced Input Styles */
.erp-phone-input,
.erp-amount-input {
    display: flex;
    gap: var(--spacing-xs);
    align-items: stretch;
}

.erp-input-with-icon {
    position: relative;
    flex: 1;
}

.erp-input-icon {
    position: absolute;
    left: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    font-size: var(--font-size-lg);
    color: var(--econet-primary);
    pointer-events: none;
}

.erp-input-with-icon input {
    padding-left: 3rem;
}

.erp-input-group {
    position: relative;
    display: flex;
    align-items: stretch;
}

.erp-input-prefix {
    background: var(--econet-primary);
    color: white;
    padding: 0 var(--spacing-sm);
    display: flex;
    align-items: center;
    font-weight: 600;
    font-size: var(--font-size-sm);
    border-radius: var(--border-radius-small) 0 0 var(--border-radius-small);
    border: 2px solid var(--econet-primary);
    border-right: none;
}

.erp-input-group input {
    border-radius: 0 var(--border-radius-small) var(--border-radius-small) 0;
    border-left: none;
}

.erp-phone-input input,
.erp-amount-input input,
.erp-form-group input[type="tel"],
.erp-form-group input[type="number"],
.erp-form-group input[type="text"],
.erp-form-group input[type="email"],
.erp-form-group input[type="date"],
.erp-form-group select,
.erp-form-group textarea {
    flex: 1;
    padding: var(--spacing-sm);
    border: 2px solid #e1e5e9;
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-md);
    transition: var(--transition);
    background: white;
    font-family: inherit;
}

.erp-phone-input input:focus,
.erp-amount-input input:focus,
.erp-form-group input:focus,
.erp-form-group select:focus,
.erp-form-group textarea:focus {
    outline: none;
    border-color: var(--econet-primary);
    box-shadow: 0 0 0 3px rgba(46, 53, 139, 0.1);
}

.erp-phone-input input:invalid,
.erp-form-group input:invalid {
    border-color: var(--econet-secondary);
}

/* Enhanced Button Styles */
.erp-validate-btn,
.erp-submit-btn,
.erp-preset-btn,
.erp-select-bundle-btn,
.erp-change-bundle-btn,
.erp-action-btn,
.erp-refresh-balance-btn,
.erp-refresh-transactions-btn,
.erp-tab-btn,
.erp-page-btn,
.erp-check-balance-btn,
.erp-quick-recharge-btn,
.erp-btn-primary,
.erp-btn-secondary,
.erp-btn-danger,
.erp-btn-link {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid transparent;
    border-radius: var(--border-radius-small);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    transition: var(--transition);
    font-size: var(--font-size-sm);
    line-height: 1.2;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    font-family: inherit;
}

.erp-btn-icon {
    font-size: var(--font-size-md);
    line-height: 1;
}

.erp-btn-icon-only {
    padding: var(--spacing-sm);
    min-width: 44px;
    height: 44px;
    border-radius: 50%;
}

/* Primary Button */
.erp-submit-btn,
.erp-btn-primary,
.erp-select-bundle-btn {
    background: var(--econet-gradient);
    color: white;
    border-color: var(--econet-primary);
    box-shadow: var(--econet-shadow);
}

.erp-submit-btn:hover,
.erp-btn-primary:hover,
.erp-select-bundle-btn:hover {
    background: var(--econet-gradient-light);
    transform: translateY(-1px);
    box-shadow: var(--econet-shadow-hover);
}

.erp-submit-btn:active,
.erp-btn-primary:active,
.erp-select-bundle-btn:active {
    transform: translateY(0);
    box-shadow: var(--econet-shadow-active);
}

/* Secondary Button */
.erp-validate-btn,
.erp-change-bundle-btn,
.erp-refresh-balance-btn,
.erp-refresh-transactions-btn,
.erp-btn-secondary {
    background: white;
    color: var(--econet-primary);
    border-color: var(--econet-primary);
    box-shadow: 0 2px 8px rgba(46, 53, 139, 0.1);
}

.erp-validate-btn:hover,
.erp-change-bundle-btn:hover,
.erp-refresh-balance-btn:hover,
.erp-refresh-transactions-btn:hover,
.erp-btn-secondary:hover {
    background: var(--econet-primary);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--econet-shadow);
}

/* Danger Button */
.erp-btn-danger {
    background: white;
    color: var(--econet-secondary);
    border-color: var(--econet-secondary);
}

.erp-btn-danger:hover {
    background: var(--econet-secondary);
    color: white;
    transform: translateY(-1px);
}

/* Link Button */
.erp-btn-link {
    background: none;
    color: var(--econet-primary);
    border: none;
    text-decoration: underline;
    text-underline-offset: 2px;
    padding: var(--spacing-xs) 0;
}

.erp-btn-link:hover {
    color: var(--econet-primary-dark);
    text-decoration: none;
}

/* Close Button */
.erp-btn-close {
    background: none;
    border: none;
    color: #666;
    font-size: var(--font-size-xl);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-small);
    transition: var(--transition);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.erp-btn-close:hover {
    background: #f5f5f5;
    color: var(--econet-secondary);
}

/* Enhanced Preset Amount Buttons */
.erp-preset-amounts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.erp-preset-btn {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    color: var(--econet-primary);
    border: 2px solid #e9ecef;
    font-weight: 600;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-small);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.erp-preset-btn:hover {
    background: var(--econet-gradient);
    color: white;
    border-color: var(--econet-primary);
    transform: translateY(-2px);
    box-shadow: var(--econet-shadow);
}

.erp-preset-btn.active {
    background: var(--econet-gradient);
    color: white;
    border-color: var(--econet-primary);
    box-shadow: var(--econet-shadow);
}

.erp-amount-value {
    font-size: var(--font-size-lg);
    font-weight: 700;
}

.erp-amount-currency {
    font-size: var(--font-size-xs);
    opacity: 0.8;
}

/* Enhanced Currency Badge */
.erp-currency-badge {
    background: var(--econet-primary);
    color: white;
    padding: 2px var(--spacing-xs);
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-xs);
    font-weight: 600;
    margin-left: var(--spacing-xs);
}

/* Enhanced Tooltip */
.erp-tooltip {
    position: relative;
    display: inline-block;
    cursor: help;
    color: var(--econet-primary);
    font-size: var(--font-size-sm);
}

.erp-tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--econet-primary-dark);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-xs);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
    z-index: 1000;
    box-shadow: var(--econet-shadow);
}

.erp-tooltip::before {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(50%);
    border: 5px solid transparent;
    border-top-color: var(--econet-primary-dark);
    opacity: 0;
    transition: opacity 0.3s;
    z-index: 1000;
}

.erp-tooltip:hover::after,
.erp-tooltip:hover::before {
    opacity: 1;
}

/* Enhanced Validation and Result Messages */
.erp-validation-result,
.erp-form-result,
.erp-balance-result {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-small);
    font-weight: 500;
    display: none;
    border-left: 4px solid;
    animation: erp-slide-down 0.3s ease;
}

@keyframes erp-slide-down {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.erp-validation-result.success,
.erp-form-result.success {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
    border-left-color: #28a745;
}

.erp-validation-result.error,
.erp-form-result.error {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    color: #721c24;
    border-left-color: var(--econet-secondary);
}

/* Enhanced Bundle Grid */
.erp-bundles-grid {
    display: grid;
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.erp-bundle-card {
    background: white;
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.erp-bundle-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--econet-gradient);
    transform: scaleX(0);
    transition: var(--transition);
    transform-origin: left;
}

.erp-bundle-card:hover {
    border-color: var(--econet-primary);
    box-shadow: var(--econet-shadow);
    transform: translateY(-4px);
}

.erp-bundle-card:hover::before,
.erp-bundle-card.selected::before {
    transform: scaleX(1);
}

.erp-bundle-card.selected {
    border-color: var(--econet-primary);
    background: linear-gradient(135deg, #f8f9ff 0%, #fff 100%);
    box-shadow: var(--econet-shadow-hover);
}

.erp-bundle-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    z-index: 10;
}

.erp-category-badge {
    background: var(--econet-primary);
    color: white;
    padding: 2px var(--spacing-xs);
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.erp-category-badge.erp-category-social {
    background: #25D366;
}

.erp-category-badge.erp-category-data {
    background: #1DA1F2;
}

.erp-category-badge.erp-category-sms {
    background: #FFA500;
}

.erp-category-badge.erp-category-voice {
    background: #32CD32;
}

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

.erp-bundle-header h4 {
    margin: 0;
    color: var(--econet-primary-dark);
    font-size: var(--font-size-lg);
    font-weight: 700;
    line-height: 1.3;
    flex: 1;
}

.erp-bundle-price {
    text-align: right;
    flex-shrink: 0;
}

.erp-price-amount {
    font-weight: 700;
    color: var(--econet-secondary);
    font-size: var(--font-size-lg);
    display: block;
}

.erp-price-per-mb {
    font-size: var(--font-size-xs);
    color: #666;
    font-weight: 500;
}

.erp-bundle-description {
    color: #6c757d;
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
    line-height: 1.5;
}

.erp-bundle-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.erp-bundle-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--econet-primary-dark);
    border: 1px solid #dee2e6;
}

.erp-feature-icon {
    font-size: var(--font-size-md);
}

.erp-bundle-quantity {
    margin-bottom: var(--spacing-md);
}

.erp-bundle-quantity label {
    font-weight: 600;
    color: var(--econet-primary-dark);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-xs);
    display: block;
}

.erp-quantity-input {
    display: flex;
    align-items: center;
    gap: 0;
    width: fit-content;
    border: 2px solid #e1e5e9;
    border-radius: var(--border-radius-small);
    overflow: hidden;
}

.erp-qty-btn {
    background: var(--econet-primary);
    color: white;
    border: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.erp-qty-btn:hover {
    background: var(--econet-primary-dark);
}

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

.erp-qty-input {
    border: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    text-align: center;
    width: 60px;
    font-weight: 600;
    background: white;
    color: var(--econet-primary-dark);
}

.erp-qty-input:focus {
    outline: none;
    background: #f8f9ff;
}

/* Enhanced Selected Bundle Summary */
.erp-selected-bundle {
    background: linear-gradient(135deg, #f8f9ff 0%, #fff 100%);
    border: 2px solid var(--econet-primary);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
    animation: erp-slide-down 0.3s ease;
}

.erp-selected-bundle-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.erp-selected-bundle-header h4 {
    margin: 0;
    color: var(--econet-primary);
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.erp-bundle-summary {
    color: var(--econet-primary-dark);
    line-height: 1.6;
    padding: var(--spacing-sm);
    background: white;
    border-radius: var(--border-radius-small);
    border: 1px solid rgba(46, 53, 139, 0.1);
}

.erp-bundle-summary strong {
    color: var(--econet-primary);
}

/* Enhanced Balance Widget */
.erp-balance-widget {
    text-align: center;
    min-height: 200px;
    display: flex;
    flex-direction: column;
}

.erp-balance-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.erp-currency-icon {
    font-size: var(--font-size-xl);
}

.erp-balance-display {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg) var(--spacing-md);
}

.erp-balance-amount {
    margin-bottom: var(--spacing-sm);
}

.erp-amount-value {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    background: var(--econet-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    line-height: 1.2;
}

.erp-amount-label {
    font-size: var(--font-size-sm);
    color: #666;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.erp-balance-loading {
    color: var(--econet-primary);
    font-size: var(--font-size-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.erp-balance-error {
    color: var(--econet-secondary);
    font-size: var(--font-size-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.erp-balance-footer {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-sm);
    border-top: 1px solid #e9ecef;
    text-align: center;
}

.erp-balance-meta {
    color: #6c757d;
    font-size: var(--font-size-xs);
}

/* Enhanced Transactions List */
.erp-transactions-list {
    margin: var(--spacing-md) 0;
}

.erp-transaction-item {
    background: white;
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius-small);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.erp-transaction-item:hover {
    border-color: var(--econet-primary);
    box-shadow: var(--econet-shadow);
    transform: translateY(-1px);
}

.erp-transaction-info {
    flex: 1;
}

.erp-transaction-info h5 {
    margin: 0 0 var(--spacing-xs) 0;
    color: var(--econet-primary-dark);
    font-weight: 600;
    font-size: var(--font-size-md);
}

.erp-transaction-meta {
    color: #6c757d;
    font-size: var(--font-size-sm);
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.erp-transaction-details {
    text-align: right;
    flex-shrink: 0;
}

.erp-transaction-amount {
    font-weight: 700;
    color: var(--econet-primary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
}

/* Enhanced Status Badges */
.erp-transaction-status,
.erp-status {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 20px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    position: relative;
    overflow: hidden;
}

.erp-transaction-status::before,
.erp-status::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.erp-transaction-status:hover::before,
.erp-status:hover::before {
    left: 100%;
}

.erp-status-completed,
.erp-transaction-status.completed {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
    border: 1px solid #28a745;
}

.erp-status-pending,
.erp-transaction-status.pending {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    color: #856404;
    border: 1px solid #ffc107;
}

.erp-status-failed,
.erp-transaction-status.failed {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    color: #721c24;
    border: 1px solid var(--econet-secondary);
}

.erp-status-active {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
    border: 1px solid #28a745;
}

.erp-status-inactive {
    background: linear-gradient(135deg, #e2e3e5 0%, #d6d8db 100%);
    color: #383d41;
    border: 1px solid #6c757d;
}

/* Enhanced Pagination */
.erp-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

.erp-pagination-info {
    margin-bottom: var(--spacing-sm);
    text-align: center;
    color: #6c757d;
    font-size: var(--font-size-sm);
}

.erp-pagination-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
    justify-content: center;
}

.erp-page-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: white;
    color: var(--econet-primary);
    border: 1px solid var(--econet-primary);
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-sm);
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.erp-page-btn:hover:not(:disabled) {
    background: var(--econet-primary);
    color: white;
}

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

.erp-current-page {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--econet-primary);
    color: white;
    border-radius: var(--border-radius-small);
    font-weight: 600;
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.erp-page-numbers {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
}

/* Enhanced Tabs */
.erp-quick-tabs {
    display: flex;
    margin-bottom: var(--spacing-md);
    border-bottom: 2px solid #e9ecef;
    overflow-x: auto;
    gap: 0;
}

.erp-tab-btn {
    padding: var(--spacing-md) var(--spacing-lg);
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    cursor: pointer;
    font-weight: 600;
    color: #6c757d;
    white-space: nowrap;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    position: relative;
}

.erp-tab-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(46, 53, 139, 0.05);
    opacity: 0;
    transition: var(--transition);
}

.erp-tab-btn:hover::before {
    opacity: 1;
}

.erp-tab-btn:hover {
    color: var(--econet-primary);
}

.erp-tab-btn.active {
    color: var(--econet-primary);
    border-bottom-color: var(--econet-primary);
    background: rgba(46, 53, 139, 0.05);
}

.erp-tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--econet-secondary);
    border-radius: 2px;
}

.erp-tab-icon {
    font-size: var(--font-size-lg);
}

.erp-tab-content {
    animation: erp-fade-in 0.3s ease;
}

@keyframes erp-fade-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Enhanced Dashboard Grid */
.erp-dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.erp-dashboard-card {
    background: white;
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.erp-dashboard-card:hover {
    border-color: var(--econet-primary);
    box-shadow: var(--econet-shadow);
    transform: translateY(-2px);
}

.erp-card-full {
    grid-column: 1 / -1;
}

.erp-card-header {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: var(--spacing-md);
    border-bottom: 2px solid var(--econet-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.erp-card-header h4 {
    margin: 0;
    color: var(--econet-primary-dark);
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.erp-card-action {
    font-size: var(--font-size-sm);
}

.erp-card-content {
    padding: var(--spacing-md);
}

/* Enhanced Quick Actions */
.erp-quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--spacing-md);
}

.erp-action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg) var(--spacing-md);
    background: linear-gradient(135deg, #f8f9fa 0%, #fff 100%);
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    text-decoration: none;
    color: var(--econet-primary);
    font-weight: 600;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.erp-action-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--econet-gradient);
    transform: scaleX(0);
    transition: var(--transition);
}

.erp-action-btn:hover {
    background: var(--econet-gradient);
    color: white;
    border-color: var(--econet-primary);
    transform: translateY(-2px);
    box-shadow: var(--econet-shadow);
}

.erp-action-btn:hover::before {
    transform: scaleX(1);
}

.erp-action-icon {
    font-size: var(--font-size-3xl);
}

.erp-action-text {
    font-size: var(--font-size-md);
    text-align: center;
    line-height: 1.3;
}

/* Enhanced Statistics Grid */
.erp-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-md);
}

.erp-stat-item {
    text-align: center;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #f8f9ff 0%, #fff 100%);
    border-radius: var(--border-radius-small);
    border: 1px solid rgba(46, 53, 139, 0.1);
    transition: var(--transition);
}

.erp-stat-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--econet-shadow);
}

.erp-stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--econet-primary);
    margin-bottom: var(--spacing-xs);
    background: var(--econet-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.erp-stat-label {
    font-size: var(--font-size-xs);
    color: #6c757d;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
    line-height: 1.3;
}

/* Enhanced Favorites */
.erp-favorites-list {
    margin-top: var(--spacing-md);
}

.erp-favorite-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid #e9ecef;
    transition: var(--transition);
    gap: var(--spacing-md);
}

.erp-favorite-item:hover {
    background: rgba(46, 53, 139, 0.02);
}

.erp-favorite-item:last-child {
    border-bottom: none;
}

.erp-favorite-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex: 1;
}

.erp-favorite-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--econet-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: var(--font-size-md);
    flex-shrink: 0;
}

.erp-favorite-details {
    flex: 1;
}

.erp-favorite-name {
    color: var(--econet-primary-dark);
    display: block;
    font-weight: 600;
    font-size: var(--font-size-md);
    margin-bottom: 2px;
}

.erp-favorite-number {
    color: #6c757d;
    font-size: var(--font-size-sm);
    display: block;
    margin-bottom: 2px;
}

.erp-favorite-date {
    color: #999;
    font-size: var(--font-size-xs);
}

.erp-favorite-actions {
    display: flex;
    gap: var(--spacing-xs);
    flex-shrink: 0;
}

.erp-favorite-airtime-btn,
.erp-favorite-bundle-btn,
.erp-remove-favorite-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-xs);
    border-radius: var(--border-radius-small);
    min-width: auto;
}

/* Enhanced Limit Progress */
.erp-limit-item {
    margin-bottom: var(--spacing-md);
}

.erp-limit-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--econet-primary-dark);
}

.erp-limit-period {
    text-transform: capitalize;
}

.erp-limit-bar {
    height: 8px;
    background: #e9ecef;
    border-radius: var(--border-radius-small);
    overflow: hidden;
    margin-bottom: var(--spacing-xs);
}

.erp-limit-progress {
    height: 100%;
    background: var(--econet-gradient);
    transition: width 0.5s ease;
    border-radius: var(--border-radius-small);
    position: relative;
}

.erp-limit-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: progress-shimmer 2s infinite;
}

@keyframes progress-shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.erp-limit-progress[data-percentage="100"] {
    background: linear-gradient(135deg, var(--econet-secondary) 0%, #dc3545 100%);
}

.erp-limit-progress[data-percentage^="9"] {
    background: linear-gradient(135deg, #ffc107 0%, #fd7e14 100%);
}

.erp-limit-status {
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.erp-limit-warning {
    color: #856404;
}

.erp-limit-exceeded {
    color: #721c24;
}

.erp-limit-ok {
    color: #155724;
}

/* Enhanced Modals */
.erp-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
    animation: erp-modal-overlay 0.3s ease;
}

@keyframes erp-modal-overlay {
    from {
        opacity: 0;
        backdrop-filter: blur(0);
    }
    to {
        opacity: 1;
        backdrop-filter: blur(4px);
    }
}

.erp-modal-content {
    background: white;
    border-radius: var(--border-radius);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: erp-modal-appear 0.3s ease;
    position: relative;
}

@keyframes erp-modal-appear {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.erp-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 2px solid var(--econet-primary);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.erp-modal-header h4 {
    margin: 0;
    color: var(--econet-primary);
    font-weight: 700;
    font-size: var(--font-size-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.erp-modal-icon {
    font-size: var(--font-size-2xl);
}

.erp-modal-body {
    padding: var(--spacing-lg);
}

/* Enhanced Loading States */
.erp-loading-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    color: var(--econet-primary);
}

.erp-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid #e9ecef;
    border-top: 3px solid var(--econet-primary);
    border-radius: 50%;
    animation: erp-spin 1s linear infinite;
}

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

.erp-btn-loader {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.erp-btn-loader .erp-spinner {
    width: 16px;
    height: 16px;
    border-width: 2px;
}

/* Enhanced Empty States */
.erp-empty-stats,
.erp-empty-favorites,
.erp-no-bundles,
.erp-transactions-empty {
    text-align: center;
    padding: var(--spacing-xl);
    color: #6c757d;
}

.erp-empty-icon,
.erp-no-bundles-icon,
.erp-error-icon {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-sm);
    opacity: 0.5;
}

.erp-empty-stats h4,
.erp-empty-favorites h4,
.erp-no-bundles h4,
.erp-transactions-empty h4 {
    color: var(--econet-primary-dark);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.erp-empty-stats p,
.erp-empty-favorites p,
.erp-no-bundles p,
.erp-transactions-empty p {
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
}

/* Enhanced Error States */
.erp-error,
.erp-login-required,
.erp-login-required-mini {
    text-align: center;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    border: 1px solid var(--econet-secondary);
    border-radius: var(--border-radius);
    color: #721c24;
    margin: var(--spacing-md) 0;
}

.erp-login-required-mini {
    padding: var(--spacing-md);
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    justify-content: center;
}

.erp-login-icon {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.erp-login-btn {
    margin-top: var(--spacing-md);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* Enhanced Search and Filter Controls */
.erp-bundle-controls {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.erp-search-input {
    position: relative;
    flex: 1;
    min-width: 200px;
}

.erp-search-input input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-sm) 3rem;
    border: 2px solid #e1e5e9;
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-md);
    transition: var(--transition);
}

.erp-search-input input:focus {
    outline: none;
    border-color: var(--econet-primary);
    box-shadow: 0 0 0 3px rgba(46, 53, 139, 0.1);
}

.erp-search-icon {
    position: absolute;
    left: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    font-size: var(--font-size-lg);
    color: #6c757d;
    pointer-events: none;
}

.erp-filter-select {
    position: relative;
}

.erp-filter-select select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid #e1e5e9;
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-md);
    background: white;
    cursor: pointer;
    transition: var(--transition);
}

.erp-filter-select select:focus {
    outline: none;
    border-color: var(--econet-primary);
    box-shadow: 0 0 0 3px rgba(46, 53, 139, 0.1);
}

/* Enhanced Transaction Filters */
.erp-transactions-filters {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 1px solid #dee2e6;
    border-radius: var(--border-radius-small);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    animation: erp-slide-down 0.3s ease;
}

.erp-filters-row {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex-wrap: wrap;
}

.erp-filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.erp-filter-group select,
.erp-filter-group input {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid #ccc;
    border-radius: var(--border-radius-small);
    font-size: var(--font-size-sm);
}

/* Enhanced Currency Switcher */
.erp-currency-switcher {
    display: flex;
    border: 2px solid var(--econet-primary);
    border-radius: var(--border-radius-small);
    overflow: hidden;
}

.erp-currency-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: white;
    color: var(--econet-primary);
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: var(--font-size-sm);
    transition: var(--transition);
    position: relative;
}

.erp-currency-btn:hover {
    background: rgba(46, 53, 139, 0.1);
}

.erp-currency-btn.active {
    background: var(--econet-primary);
    color: white;
}

.erp-currency-btn + .erp-currency-btn {
    border-left: 1px solid var(--econet-primary);
}

/* Enhanced Balance Display Mini */
.erp-balance-display-mini {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.erp-balance-result {
    font-weight: 600;
    color: var(--econet-primary);
    font-size: var(--font-size-sm);
}

/* Enhanced Amount Limits */
.erp-amount-limits {
    margin-top: var(--spacing-xs);
}

.erp-amount-limits small {
    color: #6c757d;
    font-size: var(--font-size-xs);
}

/* Enhanced Category Cards */
.erp-categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.erp-category-card {
    background: white;
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.erp-category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--econet-gradient);
    transform: scaleX(0);
    transition: var(--transition);
}

.erp-category-card:hover {
    border-color: var(--econet-primary);
    box-shadow: var(--econet-shadow);
    transform: translateY(-2px);
}

.erp-category-card:hover::before {
    transform: scaleX(1);
}

.erp-category-icon {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-sm);
}

.erp-category-info h4 {
    margin: 0 0 var(--spacing-xs) 0;
    color: var(--econet-primary-dark);
    font-weight: 600;
    font-size: var(--font-size-lg);
}

.erp-category-count {
    color: #6c757d;
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* Enhanced Welcome Message */
.erp-welcome-message {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.erp-user-avatar {
    flex-shrink: 0;
}

.erp-user-avatar img {
    border-radius: 50%;
    border: 3px solid var(--econet-primary);
}

.erp-user-info h3 {
    margin: 0 0 var(--spacing-xs) 0;
    color: var(--econet-primary-dark);
    font-weight: 700;
    font-size: var(--font-size-xl);
}

.erp-user-info p {
    margin: 0;
    color: #6c757d;
    font-size: var(--font-size-sm);
}

/* Enhanced History Actions */
.erp-history-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.erp-export-history-btn,
.erp-refresh-history-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
}

/* Enhanced Compact Mode */
.erp-quick-recharge.erp-compact {
    padding: var(--spacing-md);
}

.erp-quick-recharge.erp-compact .erp-quick-tabs {
    margin-bottom: var(--spacing-sm);
}

.erp-quick-recharge.erp-compact .erp-tab-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
}

.erp-transactions-widget.erp-compact {
    padding: var(--spacing-md);
}

.erp-transactions-widget.erp-compact .erp-transaction-item {
    padding: var(--spacing-sm);
}

/* Enhanced Themes */
.erp-theme-minimal {
    box-shadow: none;
    border: 1px solid #e9ecef;
}

.erp-theme-minimal::before {
    display: none;
}

.erp-theme-card {
    background: white;
    border-radius: var(--border-radius-large);
    box-shadow: var(--econet-shadow-hover);
}

.erp-theme-card::before {
    height: 6px;
    background: var(--econet-gradient);
}

/* Enhanced Size Variations */
.erp-size-small {
    padding: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.erp-size-small .erp-balance-amount .erp-amount-value {
    font-size: var(--font-size-2xl);
}

.erp-size-large {
    padding: var(--spacing-xl);
    font-size: var(--font-size-lg);
}

.erp-size-large .erp-balance-amount .erp-amount-value {
    font-size: 4rem;
}

/* Enhanced Responsive Design */
@media (max-width: 1200px) {
    .erp-dashboard-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .erp-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xs: 0.25rem;
        --spacing-sm: 0.75rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
    }
    
    .erp-airtime-form-container,
    .erp-bundle-form-container,
    .erp-quick-recharge,
    .erp-balance-widget,
    .erp-transactions-widget,
    .erp-user-dashboard {
        margin: var(--spacing-md) -var(--spacing-sm);
        padding: var(--spacing-md);
    }
    
    .erp-phone-input,
    .erp-amount-input {
        flex-direction: column;
        align-items: stretch;
    }
    
    .erp-preset-amounts {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .erp-bundles-grid {
        grid-template-columns: 1fr;
    }
    
    .erp-transaction-item {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
    }
    
    .erp-transaction-details {
        text-align: left;
    }
    
    .erp-dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .erp-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .erp-quick-actions {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .erp-bundle-controls {
        flex-direction: column;
    }
    
    .erp-search-input {
        min-width: auto;
    }
    
    .erp-filters-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .erp-filter-group {
        width: 100%;
    }
    
    .erp-welcome-message {
        flex-direction: column;
        text-align: center;
    }
    
    .erp-favorite-actions {
        flex-direction: column;
    }
    
    .erp-categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .erp-pagination-controls {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .erp-modal-content {
        width: 95%;
        margin: var(--spacing-md);
    }
    
    .erp-modal-header,
    .erp-modal-body {
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .erp-preset-amounts {
        grid-template-columns: 1fr;
    }
    
    .erp-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .erp-quick-actions {
        grid-template-columns: 1fr;
    }
    
    .erp-categories-grid {
        grid-template-columns: 1fr;
    }
    
    .erp-tab-btn {
        padding: var(--spacing-sm);
        font-size: var(--font-size-sm);
    }
    
    .erp-tab-icon {
        font-size: var(--font-size-md);
    }
    
    .erp-favorite-item {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-sm);
    }
    
    .erp-favorite-actions {
        flex-direction: row;
        justify-content: space-between;
    }
}

/* Enhanced Print Styles */
@media print {
    .erp-modal,
    .erp-action-btn,
    .erp-submit-btn,
    .erp-validate-btn,
    .erp-refresh-balance-btn,
    .erp-refresh-transactions-btn,
    .erp-btn-primary,
    .erp-btn-secondary,
    .erp-btn-danger,
    .erp-quick-actions,
    .erp-bundle-controls,
    .erp-transactions-filters,
    .erp-history-actions {
        display: none !important;
    }
    
    .erp-container {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
    
    .erp-airtime-form-container,
    .erp-bundle-form-container,
    .erp-quick-recharge,
    .erp-balance-widget,
    .erp-transactions-widget,
    .erp-user-dashboard {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
        break-inside: avoid;
    }
    
    .erp-bundle-card {
        break-inside: avoid;
    }
    
    .erp-transaction-item {
        break-inside: avoid;
    }
}

/* Enhanced Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .erp-container {
        color: #e9ecef;
    }
    
    .erp-airtime-form-container,
    .erp-bundle-form-container,
    .erp-quick-recharge,
    .erp-balance-widget,
    .erp-transactions-widget,
    .erp-user-dashboard,
    .erp-bundle-card,
    .erp-transaction-item,
    .erp-dashboard-card,
    .erp-modal-content,
    .erp-category-card {
        background: #2d3748;
        border-color: #4a5568;
        color: #e9ecef;
    }
    
    .erp-phone-input input,
    .erp-amount-input input,
    .erp-form-group input,
    .erp-form-group select,
    .erp-form-group textarea {
        background: #4a5568;
        border-color: #6c757d;
        color: #e9ecef;
    }
    
    .erp-bundle-card.selected {
        background: #3d4852;
    }
    
    .erp-card-header {
        background: #374151;
        border-bottom-color: var(--econet-primary);
    }
    
    .erp-preset-btn {
        background: #374151;
        border-color: #4a5568;
        color: #e9ecef;
    }
    
    .erp-transactions-filters {
        background: #374151;
        border-color: #4a5568;
    }
}

/* Enhanced Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Enhanced High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --econet-primary: #1a1f4f;
        --econet-secondary: #b01e25;
        --econet-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    }
    
    .erp-airtime-form-container,
    .erp-bundle-form-container,
    .erp-quick-recharge,
    .erp-balance-widget,
    .erp-transactions-widget,
    .erp-user-dashboard,
    .erp-bundle-card,
    .erp-transaction-item,
    .erp-dashboard-card,
    .erp-category-card {
        border: 2px solid #333;
    }
    
    .erp-btn-primary,
    .erp-btn-secondary,
    .erp-btn-danger {
        border-width: 3px;
    }
}

/* Enhanced Focus States for Better Accessibility */
*:focus-visible {
    outline: 3px solid var(--econet-primary);
    outline-offset: 2px;
}

.erp-btn-primary:focus-visible,
.erp-btn-secondary:focus-visible,
.erp-btn-danger:focus-visible {
    outline: 3px solid #fff;
    outline-offset: 2px;
}

/* Enhanced Performance Optimizations */
.erp-container {
    will-change: transform;
}

.erp-bundle-card,
.erp-transaction-item,
.erp-dashboard-card {
    will-change: transform, box-shadow;
}

.erp-spinner {
    will-change: transform;
}

/* Enhanced Custom Scrollbars */
.erp-modal-content::-webkit-scrollbar,
.erp-transactions-list::-webkit-scrollbar {
    width: 8px;
}

.erp-modal-content::-webkit-scrollbar-track,
.erp-transactions-list::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: var(--border-radius-small);
}

.erp-modal-content::-webkit-scrollbar-thumb,
.erp-transactions-list::-webkit-scrollbar-thumb {
    background: var(--econet-primary);
    border-radius: var(--border-radius-small);
}

.erp-modal-content::-webkit-scrollbar-thumb:hover,
.erp-transactions-list::-webkit-scrollbar-thumb:hover {
    background: var(--econet-primary-dark);
}