:root {
    /* Custom Maroon Theme Colors */
    --primary-color: #800000; /* Maroon */
    --primary-dark: #4b0000; /* Darker Maroon for hover states */
    --secondary-color: #b36b00; /* Warm Gold/Bronze */
    --success-color: #388e3c; /* Muted Green */
    --danger-color: #c62828; /* Strong Red */
    --warning-color: #ffb300; /* Amber/Gold */
    --info-color: #1976d2; /* Muted Blue */
    --light-color: #f8f9fa; /* Light Gray */
    --dark-color: #212121; /* Near-Black Gray */
    /* Utility Colors */
    --background-color: #f8f9fa; /* Light Background */
    --text-color: #212529; /* Standard Text */
    --border-color: #dee2e6; /* Standard Border */
    --muted-color: #6c757d; /* Muted Text */
    --white: #ffffff;
    --black: #000000;
    /* Text Contrast Colors */
    --primary-text-color: #ffffff;
    --secondary-text-color: #212529;
    --success-text-color: #ffffff;
    --danger-text-color: #ffffff;
    --warning-text-color: #212529;
    --info-text-color: #ffffff;
    --light-text-color: #212529;
    --dark-text-color: #ffffff;

    /* Alpha Transparency Variants */
    --primary-alpha-10: rgba(128, 0, 0, 0.1);
    --primary-alpha-15: rgba(128, 0, 0, 0.15);
    --primary-alpha-20: rgba(128, 0, 0, 0.2);
    --primary-alpha-25: rgba(128, 0, 0, 0.25);
    --secondary-alpha-10: rgba(179, 107, 0, 0.1);
    --secondary-alpha-20: rgba(179, 107, 0, 0.2);
    --success-alpha-10: rgba(56, 142, 60, 0.1);
    --success-alpha-20: rgba(56, 142, 60, 0.2);
    --danger-alpha-10: rgba(198, 40, 40, 0.1);
    --danger-alpha-20: rgba(198, 40, 40, 0.2);
    --warning-alpha-10: rgba(255, 179, 0, 0.1);
    --warning-alpha-20: rgba(255, 179, 0, 0.2);
    --info-alpha-10: rgba(25, 118, 210, 0.1);
    --info-alpha-20: rgba(25, 118, 210, 0.2);
    --black-alpha-20: rgba(0, 0, 0, 0.2);
}

/* Background color utilities */
.bg-primary {
    background-color: var(--primary-color) !important;
}

.bg-secondary {
    background-color: var(--secondary-color) !important;
}

.bg-success {
    background-color: var(--success-color) !important;
}

.bg-danger {
    background-color: var(--danger-color) !important;
}

.bg-warning {
    background-color: var(--warning-color) !important;
}

.bg-info {
    background-color: var(--info-color) !important;
}

.bg-light {
    background-color: var(--light-color) !important;
}

.bg-dark {
    background-color: var(--dark-color) !important;
}

/* Text color utilities */
.text-primary {
    color: var(--primary-color) !important;
}

.text-secondary {
    color: var(--secondary-color) !important;
}

.text-success {
    color: var(--success-color) !important;
}

.text-danger {
    color: var(--danger-color) !important;
}

.text-warning {
    color: var(--warning-color) !important;
}

.text-info {
    color: var(--info-color) !important;
}

.text-light {
    color: var(--light-color) !important;
}

.text-dark {
    color: var(--dark-color) !important;
}

.text-muted {
    color: var(--muted-color) !important;
}

.text-white {
    color: var(--white) !important;
}

/* Border color utilities */
.border-primary {
    border-color: var(--primary-color) !important;
}

.border-secondary {
    border-color: var(--secondary-color) !important;
}

.border-success {
    border-color: var(--success-color) !important;
}

.border-danger {
    border-color: var(--danger-color) !important;
}

.border-warning {
    border-color: var(--warning-color) !important;
}

.border-info {
    border-color: var(--info-color) !important;
}

.border-light {
    border-color: var(--light-color) !important;
}

.border-dark {
    border-color: var(--dark-color) !important;
}

/* Button styles */
.btn-primary {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    color: var(--primary-text-color) !important;
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
    background-color: var(--primary-dark) !important;
    border-color: var(--primary-dark) !important;
    color: var(--primary-text-color) !important;
}

.btn-secondary {
    background-color: var(--secondary-color) !important;
    border-color: var(--secondary-color) !important;
    color: var(--secondary-text-color) !important;
}

.btn-success {
    background-color: var(--success-color) !important;
    border-color: var(--success-color) !important;
    color: var(--success-text-color) !important;
}

.btn-danger {
    background-color: var(--danger-color) !important;
    border-color: var(--danger-color) !important;
    color: var(--danger-text-color) !important;
}

.btn-warning {
    background-color: var(--warning-color) !important;
    border-color: var(--warning-color) !important;
    color: var(--warning-text-color) !important;
}

.btn-info {
    background-color: var(--info-color) !important;
    border-color: var(--info-color) !important;
    color: var(--info-text-color) !important;
}

.btn-light {
    background-color: var(--light-color) !important;
    border-color: var(--light-color) !important;
    color: var(--light-text-color) !important;
}

.btn-dark {
    background-color: var(--dark-color) !important;
    border-color: var(--dark-color) !important;
    color: var(--dark-text-color) !important;
}

/* Outline button styles */
.btn-outline-primary {
    color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    background-color: transparent !important;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus,
.btn-outline-primary:active,
.btn-outline-primary.active {
    color: var(--primary-text-color) !important;
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
}

.btn-outline-secondary {
    color: var(--secondary-color) !important;
    border-color: var(--secondary-color) !important;
    background-color: transparent !important;
}

.btn-outline-secondary:hover,
.btn-outline-secondary:focus,
.btn-outline-secondary:active,
.btn-outline-secondary.active {
    color: var(--secondary-text-color) !important;
    background-color: var(--secondary-color) !important;
    border-color: var(--secondary-color) !important;
}

.btn-outline-success {
    color: var(--success-color) !important;
    border-color: var(--success-color) !important;
    background-color: transparent !important;
}

.btn-outline-success:hover,
.btn-outline-success:focus,
.btn-outline-success:active,
.btn-outline-success.active {
    color: var(--success-text-color) !important;
    background-color: var(--success-color) !important;
    border-color: var(--success-color) !important;
}

.btn-outline-danger {
    color: var(--danger-color) !important;
    border-color: var(--danger-color) !important;
    background-color: transparent !important;
}

.btn-outline-danger:hover,
.btn-outline-danger:focus,
.btn-outline-danger:active,
.btn-outline-danger.active {
    color: var(--danger-text-color) !important;
    background-color: var(--danger-color) !important;
    border-color: var(--danger-color) !important;
}

.btn-outline-warning {
    color: var(--warning-color) !important;
    border-color: var(--warning-color) !important;
    background-color: transparent !important;
}

.btn-outline-warning:hover,
.btn-outline-warning:focus,
.btn-outline-warning:active,
.btn-outline-warning.active {
    color: var(--warning-text-color) !important;
    background-color: var(--warning-color) !important;
    border-color: var(--warning-color) !important;
}

.btn-outline-info {
    color: var(--info-color) !important;
    border-color: var(--info-color) !important;
    background-color: transparent !important;
}

.btn-outline-info:hover,
.btn-outline-info:focus,
.btn-outline-info:active,
.btn-outline-info.active {
    color: var(--info-text-color) !important;
    background-color: var(--info-color) !important;
    border-color: var(--info-color) !important;
}

.btn-outline-light {
    color: var(--light-color) !important;
    border-color: var(--light-color) !important;
    background-color: transparent !important;
}

.btn-outline-light:hover,
.btn-outline-light:focus,
.btn-outline-light:active,
.btn-outline-light.active {
    color: var(--light-text-color) !important;
    background-color: var(--light-color) !important;
    border-color: var(--light-color) !important;
}

.btn-outline-dark {
    color: var(--dark-color) !important;
    border-color: var(--dark-color) !important;
    background-color: transparent !important;
}

.btn-outline-dark:hover,
.btn-outline-dark:focus,
.btn-outline-dark:active,
.btn-outline-dark.active {
    color: var(--dark-text-color) !important;
    background-color: var(--dark-color) !important;
    border-color: var(--dark-color) !important;
}

/* Progress bar styles */
.progress-bar {
    background-color: var(--primary-color) !important;
}

.progress-bar.bg-primary {
    background-color: var(--primary-color) !important;
}

.progress-bar.bg-secondary {
    background-color: var(--secondary-color) !important;
}

.progress-bar.bg-success {
    background-color: var(--success-color) !important;
}

.progress-bar.bg-danger {
    background-color: var(--danger-color) !important;
}

.progress-bar.bg-warning {
    background-color: var(--warning-color) !important;
}

.progress-bar.bg-info {
    background-color: var(--info-color) !important;
}

/* Alert styles - using CSS variables for transparency */
.alert-primary {
    background-color: var(--primary-alpha-10) !important;
    border-color: var(--primary-color) !important;
    color: var(--primary-color) !important;
}

.alert-secondary {
    background-color: var(--secondary-alpha-10) !important;
    border-color: var(--secondary-color) !important;
    color: var(--secondary-color) !important;
}

.alert-success {
    background-color: var(--success-alpha-10) !important;
    border-color: var(--success-color) !important;
    color: var(--success-color) !important;
}

.alert-danger {
    background-color: var(--danger-alpha-10) !important;
    border-color: var(--danger-color) !important;
    color: var(--danger-color) !important;
}

.alert-warning {
    background-color: var(--warning-alpha-10) !important;
    border-color: var(--warning-color) !important;
    color: var(--warning-color) !important;
}

.alert-info {
    background-color: var(--info-alpha-10) !important;
    border-color: var(--info-color) !important;
    color: var(--info-color) !important;
}

/* Badge styles */
.badge.bg-primary {
    background-color: var(--primary-color) !important;
    color: var(--primary-text-color) !important;
}

.badge.bg-secondary {
    background-color: var(--secondary-color) !important;
    color: var(--secondary-text-color) !important;
}

.badge.bg-success {
    background-color: var(--success-color) !important;
    color: var(--success-text-color) !important;
}

.badge.bg-danger {
    background-color: var(--danger-color) !important;
    color: var(--danger-text-color) !important;
}

.badge.bg-warning {
    background-color: var(--warning-color) !important;
    color: var(--warning-text-color) !important;
}

.badge.bg-info {
    background-color: var(--info-color) !important;
    color: var(--info-text-color) !important;
}

.badge.bg-light {
    background-color: var(--light-color) !important;
    color: var(--light-text-color) !important;
}

.badge.bg-dark {
    background-color: var(--dark-color) !important;
    color: var(--dark-text-color) !important;
}

/* Form controls */
.form-control,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="time"],
textarea,
select {
    background-color: var(--background-color);
    color: var(--text-color);
    border-color: var(--border-color);
}

.form-control:focus,
input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
input[type="date"]:focus,
input[type="time"]:focus,
textarea:focus,
select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem var(--primary-alpha-15);
    outline: none;
}

/* Form check controls */
.form-check-input:checked {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
}

.form-check-input:focus {
    box-shadow: 0 0 0 0.25rem var(--primary-alpha-25);
    border-color: var(--primary-color) !important;
}

.form-check-input[type="radio"]:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* Validation styles */
.is-valid,
.form-control.is-valid {
    border-color: var(--success-color);
}

.is-invalid,
.form-control.is-invalid {
    border-color: var(--danger-color);
}

/* Dropdown styles */
.dropdown-menu {
    background-color: var(--background-color);
    color: var(--text-color);
    border-color: var(--border-color);
}

.dropdown-item {
    color: var(--text-color);
}

.dropdown-item.active,
.dropdown-item:active,
.dropdown-item:hover,
.dropdown-item:focus {
    background-color: var(--primary-color);
    color: var(--primary-text-color);
}

/* Base styles */
html, body {
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

label {
    color: var(--text-color);
}

::placeholder {
    color: var(--muted-color);
    opacity: 0.7;
}

/* Links */
a, .btn-link {
    color: var(--primary-color);
    text-decoration: none;
}

a:hover, .btn-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Focus styles */
.btn:focus, 
.btn:active:focus, 
.btn-link.nav-link:focus, 
.form-control:focus, 
.form-check-input:focus {
    box-shadow: 0 0 0 0.1rem var(--white), 0 0 0 0.25rem var(--primary-color);
}

/* Content spacing */
.content {
    padding-top: 1.1rem;
}

/* Focus outline */
h1:focus {
    outline: none;
}

/* Validation outlines */
.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--success-color);
}

.invalid {
    outline: 1px solid var(--danger-color);
}

.validation-message {
    color: var(--danger-color);
}

/* Blazor error boundary */
.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, var(--danger-color);
    padding: 1rem 1rem 1rem 3.7rem;
    color: var(--white);
}

.blazor-error-boundary::after {
    content: "An error has occurred."
}

/* Form floating placeholders */
.form-floating > .form-control-plaintext::placeholder, 
.form-floating > .form-control::placeholder {
    color: var(--muted-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, 
.form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* Additional utility classes */
.darker-border-checkbox.form-check-input {
    border-color: var(--border-color);
}

/* Table styles for QuickGrid compatibility - using CSS variables for transparency */
.table-primary {
    --bs-table-bg: var(--primary-alpha-10);
    --bs-table-border-color: var(--primary-alpha-20);
}

.table-secondary {
    --bs-table-bg: var(--secondary-alpha-10);
    --bs-table-border-color: var(--secondary-alpha-20);
}

.table-success {
    --bs-table-bg: var(--success-alpha-10);
    --bs-table-border-color: var(--success-alpha-20);
}

.table-danger {
    --bs-table-bg: var(--danger-alpha-10);
    --bs-table-border-color: var(--danger-alpha-20);
}

.table-warning {
    --bs-table-bg: var(--warning-alpha-10);
    --bs-table-border-color: var(--warning-alpha-20);
}

.table-info {
    --bs-table-bg: var(--info-alpha-10);
    --bs-table-border-color: var(--info-alpha-20);
}

/* Main navigation tabs - enhanced visual cues */
.nav-tabs {
    border-bottom: 2px solid var(--border-color);
    background-color: transparent;
}

.nav-tabs .nav-link {
    border: 1px solid transparent;
    border-bottom: none;
    color: var(--muted-color);
    padding: 0.75rem 1.25rem;
    font-weight: 500;
    transition: all 0.2s ease-in-out;
    position: relative;
}

.nav-tabs .nav-link:hover {
    border-color: transparent;
    color: var(--primary-color);
    background-color: var(--primary-alpha-10);
}

.nav-tabs .nav-link.active {
    color: var(--primary-color);
    background-color: var(--white);
    border-color: var(--border-color) var(--border-color) var(--white);
    border-bottom-width: 2px;
    border-bottom-color: var(--primary-color);
    font-weight: 600;
}

.nav-tabs .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--primary-color);
}

.nav-tabs .nav-link i {
    opacity: 0.7;
}

.nav-tabs .nav-link.active i,
.nav-tabs .nav-link:hover i {
    opacity: 1;
}

/* Secondary navigation pills for nested tabs */
.nav-pills-secondary {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.75rem;
    background-color: var(--light-color);
    border-radius: 0.375rem;
    border: 1px solid var(--border-color);
}

.nav-pills-secondary .nav-link {
    border-radius: 0.375rem;
    padding: 0.5rem 1rem;
    color: var(--text-color);
    background-color: transparent;
    border: 1px solid transparent;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease-in-out;
}

.nav-pills-secondary .nav-link:hover {
    color: var(--primary-color);
    background-color: var(--white);
    border-color: var(--primary-alpha-20);
}

.nav-pills-secondary .nav-link.active {
    color: var(--white);
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    font-weight: 600;
    box-shadow: 0 2px 4px var(--primary-alpha-25);
}

.nav-pills-secondary .nav-link i {
    font-size: 0.875rem;
}

/* Tab content area */
.tab-content {
    background-color: var(--white);
}

/* Responsive adjustments for nested tabs */
@media (max-width: 768px) {
    .nav-pills-secondary {
        gap: 0.25rem;
        padding: 0.5rem;
    }
    
    .nav-pills-secondary .nav-link {
        padding: 0.375rem 0.75rem;
        font-size: 0.8125rem;
    }
    
    .nav-tabs .nav-link {
        padding: 0.5rem 0.875rem;
        font-size: 0.875rem;
    }
}