/* Referrals Panel Styles */

.btn-secondary {
    padding: 0.625rem 1.25rem;
    background: var(--surface);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-secondary:hover {
    background: var(--surface-hover);
    transform: translateY(-1px);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
}

.btn-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.2);
}

.btn-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s;
}

.btn-close:hover {
    color: var(--text);
}

/* Referrals Panel */
.referrals-panel {
    position: fixed;
    top: 0;
    right: -400px;
    width: 400px;
    height: 100vh;
    background: var(--surface);
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    transition: right 0.3s ease;
    overflow-y: auto;
    padding: 2rem;
}

.referrals-panel.open {
    right: 0;
}

.referrals-panel-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.referrals-panel-overlay.open {
    opacity: 1;
    pointer-events: all;
}

.referrals-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.referrals-panel-header h2 {
    margin: 0;
    font-size: 1.5rem;
}

.referrals-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem;
    text-align: center;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.referrals-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.referral-item {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.referral-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.referral-code {
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 0.875rem;
    color: var(--text);
    background: var(--surface);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}

.referral-date {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.referral-used-by {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.referral-actions {
    display: flex;
    gap: 0.5rem;
}

.badge {
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-active {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-used {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-revoked {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

@media (max-width: 768px) {
    .referrals-panel {
        width: 100%;
        right: -100%;
    }
    
    .referrals-stats {
        grid-template-columns: 1fr;
    }
}