/* Utility Classes */
.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Layout Utilities */
.flex-center {
    display: flex;
    justify-content: center;
    align-items: center;
}

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Loading/Spinner Container */
.loading-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--space-12);
    min-height: 200px;
}

.loading-container-sm {
    padding: var(--space-6);
    min-height: 100px;
}

/* Text Utilities */
.text-uppercase {
    text-transform: uppercase;
}

.text-center {
    text-align: center;
}

/* Max-Width Constraints */
.max-w-xs {
    max-width: var(--space-50);  /* 200px */
}

.max-w-sm {
    max-width: var(--space-62);  /* 248px */
}

.max-w-md {
    max-width: var(--space-75);  /* 300px */
}

/* Empty State Container */
.empty-state-container {
    padding: var(--space-8);
    text-align: center;
}

/* Success State (for compliance/dashboard messages) */
.success-state {
    padding: var(--space-8);
    text-align: center;
}

.success-state .success-icon {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-4);
}

.success-state h3 {
    color: var(--color-success);
    margin-bottom: var(--space-2);
}

.success-state p {
    color: var(--text-muted);
}

/* Note: Layout utilities are defined in base/layout.css
   Use atomic components (FormRow, Card, FormActions) instead of utility classes */

/* CSS Animations */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Mobile Responsive */
@media (max-width: 1024px) {
    :root {
        --sidebar-gap: var(--space-4);
    }
    
    .sidebar {
        position: fixed;
        top: calc(60px + var(--sidebar-gap));
        left: 0;
        height: calc(100vh - 60px - var(--sidebar-gap) - 56px);
        z-index: 60;
        border-radius: 0;
        border-top-right-radius: var(--radius-2xl);
        border-bottom-right-radius: var(--radius-2xl);
    }
    
    .sidebar[data-state="collapsed"] {
        transform: translateX(calc(-100% + var(--sidebar-width-collapsed)));
    }
    
    .main-content {
        margin-left: 0;
        width: 100%;
    }
    
    .mobile-hidden {
        display: none;
    }
}

@media (max-width: 768px) {
    .main-content {
        margin: var(--space-4);
    }
    
    .top-nav {
        padding: var(--space-2);
    }
    

}

/* Accessibility Enhancements */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Enhanced focus styles for accessibility */
.nav-item:focus-visible,
.settings-item:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px rgba(22, 163, 74, 0.3) !important;
}

/* Inline Add/Rename Forms - used across modules (Menu, Inventory, AllergyConsent) */
.inline-add-form,
.inline-rename-form {
    display: flex;
    gap: var(--space-2, 8px);
    align-items: center;
    padding: var(--space-2, 8px) 0;
}

.inline-add-form .form-input,
.inline-rename-form .form-input {
    padding: var(--space-1, 4px) var(--space-2, 8px);
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: var(--radius-sm, 4px);
    font-size: var(--text-sm, 13px);
    color: var(--color-text, #1e293b);
    background: var(--color-bg, #ffffff);
    min-width: 200px;
}

.inline-rename-form .form-input {
    min-width: 140px;
}

.inline-add-form .form-input:focus,
.inline-rename-form .form-input:focus {
    outline: none;
    border-color: var(--color-primary, #6366f1);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.15);
}

/* Print Styles */
@media print {
    .sidebar,
    .top-nav {
        display: none;
    }
    
    .main-content {
        margin-left: 0;
        padding: 0;
    }
}