.arc-manager-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px;
    font-family: system-ui, -apple-system, sans-serif;
}

.arc-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 32px;
}

.arc-header-titles h1 {
    margin: 0 0 8px 0;
    font-size: 2rem;
    color: #111827;
}

.arc-header-titles p {
    margin: 0;
    color: #4B5563;
}

.arc-btn-primary {
    background: #2563EB;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
}

.arc-btn-primary:hover {
    background: #1D4ED8;
}

.arc-btn-secondary {
    background: white;
    color: #374151;
    border: 1px solid #D1D5DB;
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
}

.arc-btn-secondary:hover {
    background: #F3F4F6;
}

.arc-card {
    background: white;
    border: 1px solid #E5E7EB;
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.arc-status-pill {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    background: #F3F4F6;
    color: #4B5563;
}

.arc-status-open {
    background: #D1FAE5;
    color: #065F46;
}

.arc-status-closed {
    background: #FEE2E2;
    color: #991B1B;
}

.arc-closed-note {
    border: 1px solid #FCD34D;
    background: #FFFBEB;
    color: #78350F;
    border-radius: 8px;
    padding: 12px 14px;
    margin: 0 0 20px;
    font-size: 0.92rem;
    line-height: 1.45;
}