.mcr-body { font-family: Arial, sans-serif; background: #f4f6f8; margin: 0; }
.mcr-layout { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.mcr-header { grid-column: 1 / -1; background: #13293d; color: #fff; padding: 16px 24px; }
.mcr-sidebar { background: #1b3a57; color: #fff; padding: 20px; }
.mcr-sidebar ul { list-style: none; padding: 0; margin: 0; }
.mcr-sidebar li { margin: 10px 0; }
.mcr-content { padding: 24px; }
.mcr-card { background: #fff; border-radius: 8px; padding: 20px; margin-bottom: 16px; }
.mcr-footer { grid-column: 1 / -1; background: #0f2233; color: #fff; padding: 12px 24px; }