body {
    font-family: 'Vazirmatn', sans-serif;
    background-color: #f2f2f7; /* iOS System Gray 6 */
}

/* iOS Glassmorphism styling */
.ios-blur {
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.ios-dark-blur {
    background-color: rgba(28, 28, 30, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

/* Simulated Ventilator screen background grid */
@keyframes scrollGrid {
    from { background-position: 0 0; }
    to { background-position: -40px 0; }
}

.vent-grid {
    background-size: 40px 40px;
    background-image: linear-gradient(to right, rgba(0, 255, 0, 0.05) 1px, transparent 1px),
                      linear-gradient(to bottom, rgba(0, 255, 0, 0.05) 1px, transparent 1px);
}