/* =================================
   UNIFIED CREDIT SYSTEM STYLES
   ================================= */

/* Unified Credit System - Loading and State Management */
.credits-badge.loading {
    background: linear-gradient(135deg, #94a3b8 0%, #64748b 100%);
    animation: loading-pulse 1.5s infinite;
}

.credits-badge.unauthenticated {
    background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
    color: #64748b;
    cursor: default;
}

.credits-badge.error {
    background: linear-gradient(135deg, #fca5a5 0%, #ef4444 100%);
    animation: error-flash 2s infinite;
}

.credits-badge.critical {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    animation: critical-pulse 2s infinite;
}

@keyframes loading-pulse {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 1; }
}

@keyframes error-flash {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

@keyframes critical-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.02); }
}

/* Prevent content shift during loading */
.credits-amount {
    min-width: 30px;
    text-align: center;
}

/* Buy credits page balance display */
#currentBalance {
    transition: opacity 0.3s ease;
}

#currentBalance.loading {
    opacity: 0.6;
}

/* =================================
   LEGACY CREDIT SYSTEM STYLES
   ================================= */

/* Header Credits Display */
.credits-display {
    position: relative;
    margin-right: 15px;
}

.credits-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    color: white;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(102, 126, 234, 0.2);
}

.credits-badge:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(102, 126, 234, 0.3);
}

.credits-badge.clickable {
    cursor: pointer;
    user-select: none;
}

.credits-badge.clickable:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(102, 126, 234, 0.4);
}

.credits-badge.clickable:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(102, 126, 234, 0.2);
}

.credits-badge.low {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    animation: subtle-pulse 2s infinite;
}

.credits-badge.medium {
    background: linear-gradient(135deg, #feca57 0%, #ff9ff3 100%);
}

.credits-badge.high {
    background: linear-gradient(135deg, #48cae4 0%, #023e8a 100%);
}

@keyframes subtle-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.credits-icon {
    font-size: 14px;
}

.credits-amount {
    font-weight: 700;
    letter-spacing: 0.5px;
}

.credits-text {
    font-weight: 500;
    opacity: 0.9;
}

/* Buy Credits Button */
.buy-credits-button {
    display: flex;
    align-items: center;
    margin-right: 15px;
}

.buy-credits-button .btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    text-decoration: none;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(16, 185, 129, 0.2);
    border: none;
}

.buy-credits-button .btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(16, 185, 129, 0.3);
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
}

/* Show buy credits button only when credits are low */
.buy-credits-button {
    display: none;
}

.buy-credits-button.show-low-credits {
    display: flex;
}

/* Credits Tooltip */
.credits-tooltip {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
    border: 1px solid #e1e8f0;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    min-width: 280px;
}

.credits-display:hover .credits-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.tooltip-content {
    padding: 16px;
}

.tooltip-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid #f0f4f8;
    font-size: 14px;
}

.tooltip-row:last-child {
    border-bottom: none;
}

.tooltip-row span:first-child {
    color: #64748b;
    font-weight: 500;
}

.tooltip-row span:last-child {
    color: #1e293b;
    font-weight: 600;
}

.tooltip-action {
    margin-top: 12px;
    text-align: center;
}

.tooltip-action a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    font-size: 13px;
    transition: color 0.2s ease;
}

.tooltip-action a:hover {
    color: #5a6acf;
}

.tooltip-hint {
    margin-top: 8px;
    font-size: 11px;
    color: #94a3b8;
    font-style: italic;
    text-align: center;
}

/* Credits Dashboard */
.credits-dashboard {
    grid-column: 1 / -1;
    margin-bottom: 30px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid #e2e8f0;
}

.credits-overview {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 24px;
    margin-bottom: 24px;
}

/* Main Balance Card */
.credits-card.main-balance {
    background: white;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.card-header h3 {
    margin: 0;
    color: #1e293b;
    font-size: 18px;
    font-weight: 600;
}

.balance-status {
    display: flex;
    align-items: center;
    gap: 6px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #10b981;
}

.status-dot.low { background: #ef4444; }
.status-dot.medium { background: #f59e0b; }
.status-dot.high { background: #10b981; }

#statusText {
    font-size: 13px;
    font-weight: 600;
    color: #64748b;
}

.balance-amount {
    margin-bottom: 12px;
}

.amount-number {
    font-size: 36px;
    font-weight: 800;
    color: #1e293b;
    letter-spacing: -1px;
}

.amount-unit {
    font-size: 16px;
    color: #64748b;
    font-weight: 500;
    margin-left: 8px;
}

.balance-estimate {
    color: #64748b;
    font-size: 14px;
    margin-bottom: 20px;
}

.balance-estimate span {
    font-weight: 600;
    color: #1e293b;
}

.card-actions {
    display: flex;
    gap: 12px;
}

/* Stats Cards */
.credits-stats {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.stat-card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
    min-width: 140px;
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: #64748b;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Usage Breakdown */
.usage-breakdown {
    background: white;
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
}

.usage-breakdown h4 {
    margin: 0 0 16px 0;
    color: #1e293b;
    font-size: 16px;
    font-weight: 600;
}

.usage-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.usage-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: #f8fafc;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
}

.usage-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.usage-endpoint {
    font-weight: 600;
    color: #1e293b;
    font-size: 14px;
}

.usage-details {
    font-size: 12px;
    color: #64748b;
}

.usage-cost {
    font-weight: 700;
    color: #1e293b;
    font-size: 14px;
}

.usage-loading {
    text-align: center;
    color: #64748b;
    font-style: italic;
    padding: 20px;
}

/* Model Pricing Info */
.model-pricing-info {
    background: white;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
}

.model-pricing-info h4 {
    margin: 0 0 16px 0;
    color: #1e293b;
    font-size: 16px;
    font-weight: 600;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.pricing-card {
    background: #f8fafc;
    border-radius: 12px;
    padding: 16px;
    border: 1px solid #e2e8f0;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pricing-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.pricing-card.recommended {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.pricing-card.recommended .pricing-model,
.pricing-card.recommended .pricing-description,
.pricing-card.recommended .pricing-cost {
    color: white;
}

.pricing-model {
    font-weight: 700;
    color: #1e293b;
    font-size: 14px;
    margin-bottom: 4px;
}

.pricing-description {
    font-size: 12px;
    color: #64748b;
    margin-bottom: 8px;
    line-height: 1.4;
}

.pricing-cost {
    font-weight: 600;
    color: #1e293b;
    font-size: 12px;
}

.pricing-loading {
    text-align: center;
    color: #64748b;
    font-style: italic;
    padding: 20px;
}

/* Low Credits Warning */
.low-credits-warning {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    border: 1px solid #fca5a5;
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.warning-icon {
    font-size: 20px;
}

.warning-content {
    flex: 1;
}

.warning-title {
    font-weight: 600;
    color: #991b1b;
    margin-bottom: 4px;
}

.warning-message {
    font-size: 14px;
    color: #7f1d1d;
}

.warning-action {
    margin-left: auto;
}

/* Responsive Design */
@media (max-width: 768px) {
    .credits-overview {
        grid-template-columns: 1fr;
    }
    
    .credits-stats {
        flex-direction: row;
        overflow-x: auto;
    }
    
    .stat-card {
        min-width: 120px;
        flex-shrink: 0;
    }
    
    .pricing-cards {
        grid-template-columns: 1fr;
    }
    
    .credits-tooltip {
        right: -50px;
        min-width: 250px;
    }
    
    .credits-badge {
        font-size: 12px;
        padding: 5px 10px;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.slide-up {
    animation: slideUp 0.3s ease-out;
}

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