/* vrcsollution/app/static/css/style.css */

:root {
    --sidebar-width: 250px;
    --sidebar-collapsed-width: 60px;
    --topbar-height: 56px;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--bs-body-color);
    background-color: var(--bs-body-bg);
    overflow-x: hidden;
}

/* Layout Improvements */
#sidebar {
    min-height: 100vh;
    height: 100%;
    transition: all 0.3s ease;
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    z-index: 1035;
    box-shadow: 2px 0 5px rgba(0,0,0,0.1);
}

#sidebar.collapsed {
    margin-left: calc(-1 * var(--sidebar-width));
}

#content {
    transition: margin-left 0.3s ease;
    margin-left: var(--sidebar-width);
    min-height: calc(100vh - var(--topbar-height));
    padding-top: var(--topbar-height);
}

#sidebar.collapsed + #content {
    margin-left: 0;
}

/* Card Improvements */
.card {
    border: 1px solid var(--bs-border-color);
    border-radius: 0.5rem;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.card-header {
    background-color: var--bs-body-bg);
    border-bottom: 1px solid var(--bs-border-color);
    font-weight: 600;
}

/* Table Improvements */
.table {
    --bs-table-bg: var(--bs-body-bg);
    --bs-table-striped-bg: rgba(0, 0, 0, 0.02);
    --bs-table-hover-bg: rgba(0, 0, 0, 0.075);
}

.table > :not(caption) > * > * {
    padding: 0.75rem 0.5rem;
}

/* Modal Improvements */
.modal-header {
    border-bottom: 1px solid var(--bs-border-color);
    background-color: var(--bs-body-bg);
}

.modal-footer {
    border-top: 1px solid var(--bs-border-color);
    background-color: var(--bs-body-bg);
}

/* Form Improvements */
.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--bs-body-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    #sidebar {
        margin-left: calc(-1 * var(--sidebar-width));
    }
    
    #sidebar:not(.collapsed) {
        margin-left: 0;
    }
    
    #content {
        margin-left: 0 !important;
    }
    
    .table-responsive {
        font-size: 0.8rem;
    }
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

/* Accessibility */
.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;
}

/* Focus styles for accessibility */
.btn:focus,
.form-control:focus,
.form-select:focus {
    outline: 2px solid var(--bs-primary);
    outline-offset: 2px;
}