:root {
    color-scheme: light;

    /* Material 3 inspired color roles — Light Mode palette. */
    --md-sys-color-primary: #67574d;
    --md-sys-color-on-primary: #ffffff;
    --md-sys-color-primary-container: #efded2;
    --md-sys-color-on-primary-container: #241a14;
    --md-sys-color-secondary: #5f604b;
    --md-sys-color-on-secondary: #ffffff;
    --md-sys-color-secondary-container: #e5e5c8;
    --md-sys-color-on-secondary-container: #1c1d0e;
    --md-sys-color-tertiary: #4f684a;
    --md-sys-color-on-tertiary: #ffffff;
    --md-sys-color-tertiary-container: #d1ebc8;
    --md-sys-color-on-tertiary-container: #0d1f0b;
    --md-sys-color-error: #ba1a1a;
    --md-sys-color-on-error: #ffffff;
    --md-sys-color-error-container: #ffdad6;
    --md-sys-color-on-error-container: #410002;
    --md-sys-color-surface: #fbf9f3;
    --md-sys-color-surface-container-lowest: #ffffff;
    --md-sys-color-surface-container-low: #f5f2eb;
    --md-sys-color-surface-container: #efede5;
    --md-sys-color-surface-container-high: #e9e7df;
    --md-sys-color-surface-container-highest: #e3e1d9;
    --md-sys-color-on-surface: #1d1c19;
    --md-sys-color-on-surface-variant: #494842;
    --md-sys-color-outline: #7a7971;
    --md-sys-color-outline-variant: #cbc8c0;
    --md-sys-color-inverse-surface: #32312d;
    --md-sys-color-inverse-on-surface: #f4f1e9;

    --md-sys-shape-extra-small: 4px;
    --md-sys-shape-small: 8px;
    --md-sys-shape-medium: 12px;
    --md-sys-shape-large: 16px;
    --md-sys-shape-extra-large: 28px;
    --md-sys-shape-full: 9999px;

    --md-sys-elevation-1: 0 1px 2px rgb(50 42 38 / 18%), 0 1px 3px 1px rgb(50 42 38 / 8%);
    --md-sys-elevation-2: 0 1px 2px rgb(50 42 38 / 20%), 0 2px 6px 2px rgb(50 42 38 / 10%);
    --md-sys-elevation-3: 0 4px 8px 3px rgb(50 42 38 / 12%), 0 1px 3px rgb(50 42 38 / 20%);

    --md-sys-typescale-label-large-size: 0.875rem;
    --md-sys-typescale-label-large-weight: 600;
    --md-sys-typescale-body-medium-size: 0.875rem;
    --md-sys-typescale-title-large-size: 1.375rem;

    /* Bootstrap consumes the same design tokens. */
    --bs-primary: var(--md-sys-color-primary);
    --bs-primary-rgb: 103, 87, 77;
    --bs-secondary: var(--md-sys-color-secondary);
    --bs-secondary-rgb: 95, 96, 75;
    --bs-danger: var(--md-sys-color-error);
    --bs-danger-rgb: 186, 26, 26;
    --bs-body-color: var(--md-sys-color-on-surface);
    --bs-body-color-rgb: 29, 28, 25;
    --bs-body-bg: var(--md-sys-color-surface);
    --bs-body-bg-rgb: 251, 249, 243;
    --bs-border-color: var(--md-sys-color-outline-variant);
    --bs-border-radius: var(--md-sys-shape-small);
    --bs-border-radius-lg: var(--md-sys-shape-large);
    --bs-link-color: var(--md-sys-color-primary);
    --bs-link-hover-color: #43372f;
    --bs-focus-ring-color: rgb(103 87 77 / 28%);
    --bs-font-sans-serif: "Segoe UI Variable", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

html[data-bs-theme="dark"] {
    color-scheme: dark;
    --md-sys-color-error: #ffb4ab;
    --md-sys-color-on-error: #690005;
    --md-sys-color-error-container: #93000a;
    --md-sys-color-on-error-container: #ffdad6;
    --md-sys-elevation-1: 0 1px 2px rgb(0 0 0 / 42%), 0 1px 3px 1px rgb(0 0 0 / 24%);
    --md-sys-elevation-2: 0 1px 2px rgb(0 0 0 / 46%), 0 2px 6px 2px rgb(0 0 0 / 28%);
    --md-sys-elevation-3: 0 4px 8px 3px rgb(0 0 0 / 32%), 0 1px 3px rgb(0 0 0 / 46%);
    --bs-danger: var(--md-sys-color-error);
    --bs-danger-rgb: 255, 180, 171;
}

html[data-color-theme="sage-clay"] {
    color-scheme: light;
}

html[data-color-theme="cocoa"] {
    --md-sys-color-primary: #e7bca7;
    --md-sys-color-on-primary: #442a1f;
    --md-sys-color-primary-container: #5c4032;
    --md-sys-color-on-primary-container: #ffdbc9;
    --md-sys-color-secondary: #d8c2b8;
    --md-sys-color-on-secondary: #3b2d27;
    --md-sys-color-secondary-container: #52443d;
    --md-sys-color-on-secondary-container: #f5ded7;
    --md-sys-color-tertiary: #d0c98c;
    --md-sys-color-on-tertiary: #35320b;
    --md-sys-color-tertiary-container: #4d491f;
    --md-sys-color-on-tertiary-container: #ece5a9;
    --md-sys-color-surface: #19120f;
    --md-sys-color-surface-container-lowest: #100a08;
    --md-sys-color-surface-container-low: #211a17;
    --md-sys-color-surface-container: #251e1b;
    --md-sys-color-surface-container-high: #302925;
    --md-sys-color-surface-container-highest: #3b3330;
    --md-sys-color-on-surface: #f0e0da;
    --md-sys-color-on-surface-variant: #d8c2b8;
    --md-sys-color-outline: #a08c82;
    --md-sys-color-outline-variant: #52443d;
    --md-sys-color-inverse-surface: #f0e0da;
    --md-sys-color-inverse-on-surface: #372f2b;
    --bs-primary: var(--md-sys-color-primary);
    --bs-primary-rgb: 231, 188, 167;
    --bs-secondary: var(--md-sys-color-secondary);
    --bs-secondary-rgb: 216, 194, 184;
    --bs-body-color: var(--md-sys-color-on-surface);
    --bs-body-color-rgb: 240, 224, 218;
    --bs-body-bg: var(--md-sys-color-surface);
    --bs-body-bg-rgb: 25, 18, 15;
    --bs-border-color: var(--md-sys-color-outline-variant);
    --bs-link-color: var(--md-sys-color-primary);
    --bs-link-hover-color: #ffd8c6;
    --bs-focus-ring-color: rgb(231 188 167 / 34%);
}

html {
    background: var(--md-sys-color-surface);
}

body {
    background: var(--md-sys-color-surface);
    color: var(--md-sys-color-on-surface);
    font-family: var(--bs-font-sans-serif);
    letter-spacing: 0.01em;
}

a {
    color: var(--md-sys-color-primary);
    text-underline-offset: 0.18em;
}

a:hover {
    color: var(--bs-link-hover-color);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    border: 0;
    color: var(--md-sys-color-on-surface);
    font-family: var(--bs-font-sans-serif);
    letter-spacing: 0;
    padding-bottom: 0;
}

h1,
h2 {
    font-weight: 500;
}

h3,
h4,
h5,
h6 {
    font-weight: 600;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.375rem; }
h4 { font-size: 1.125rem; }

.app-top-bar {
    background: color-mix(in srgb, var(--md-sys-color-surface-container) 92%, transparent);
    border-bottom: 1px solid var(--md-sys-color-outline-variant);
    box-shadow: var(--md-sys-elevation-1);
    min-height: 64px;
    position: relative;
    z-index: 1020;
}

@supports (backdrop-filter: blur(12px)) {
    .app-top-bar {
        backdrop-filter: blur(12px);
    }
}

.app-top-bar .navbar-brand {
    color: var(--md-sys-color-on-surface);
    font-size: 1.25rem;
    font-weight: 650;
    letter-spacing: -0.02em;
    margin-right: 1.5rem;
}

.app-top-bar .navbar-toggler {
    border: 0;
    border-radius: var(--md-sys-shape-full);
    padding: 0.625rem;
}

.app-top-bar .navbar-toggler:focus {
    box-shadow: 0 0 0 3px var(--bs-focus-ring-color);
}

.app-top-bar .nav-link,
.app-top-bar .app-logout-button {
    border-radius: var(--md-sys-shape-full);
    color: var(--md-sys-color-on-surface-variant) !important;
    font-size: var(--md-sys-typescale-label-large-size);
    font-weight: var(--md-sys-typescale-label-large-weight);
    margin: 0.125rem;
    padding: 0.625rem 0.875rem !important;
    transition: background-color 120ms ease, color 120ms ease;
}

.app-top-bar .nav-link:hover,
.app-top-bar .app-logout-button:hover {
    background: color-mix(in srgb, var(--md-sys-color-on-surface) 8%, transparent);
    color: var(--md-sys-color-on-surface) !important;
}

.app-top-bar .nav-link.active {
    background: var(--md-sys-color-secondary-container);
    color: var(--md-sys-color-on-secondary-container) !important;
}

.app-user-navigation {
    flex-shrink: 0;
}

.app-user-menu-toggle {
    align-items: center;
    background: transparent;
    border: 0;
    display: flex;
    gap: 0.5rem;
    max-width: 15rem;
}

.app-user-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.app-user-menu .dropdown-menu {
    min-width: 13rem;
    padding: 0.5rem;
}

.app-user-menu .dropdown-item {
    align-items: center;
    display: flex;
    gap: 0.75rem;
}

.app-user-menu .dropdown-item i {
    text-align: center;
    width: 1rem;
}

.app-user-menu .dropdown-item.active {
    background: var(--md-sys-color-secondary-container);
    color: var(--md-sys-color-on-secondary-container);
}

.app-user-menu form {
    margin: 0;
}

.app-user-menu-logout {
    background: transparent;
    border: 0;
    text-align: left;
    width: 100%;
}

@media (min-width: 992px) {
    .app-user-menu > .dropdown-menu {
        left: auto;
        right: 0;
    }
}

@media (min-width: 992px) and (hover: hover) and (pointer: fine) {
    .app-user-menu:hover > .dropdown-menu {
        display: block;
        margin-top: 0;
    }
}

.app-content {
    padding-top: 0.75rem;
}

.app-footer {
    background: var(--md-sys-color-surface-container-low);
    border-color: var(--md-sys-color-outline-variant) !important;
    color: var(--md-sys-color-on-surface-variant) !important;
    font-size: 0.8125rem;
}

/* Reusable surfaces. */
.card,
.ui-card,
.ui-surface {
    background: var(--md-sys-color-surface-container-lowest);
    border: 1px solid var(--md-sys-color-outline-variant);
    border-radius: var(--md-sys-shape-large);
    box-shadow: none;
    color: var(--md-sys-color-on-surface);
    overflow: visible;
}

.card-header,
.ui-card-header {
    background: transparent;
    border-bottom: 1px solid var(--md-sys-color-outline-variant);
    color: var(--md-sys-color-on-surface);
    padding: 1rem 1.25rem;
}

.card-header:first-child {
    border-radius: var(--md-sys-shape-large) var(--md-sys-shape-large) 0 0;
}

.card-body,
.ui-card-body {
    padding: 1.25rem;
}

/* User color theme picker. */
.color-theme-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.color-theme-option {
    min-width: 0;
}

.color-theme-card {
    background: var(--md-sys-color-surface-container-lowest);
    border: 2px solid var(--md-sys-color-outline-variant);
    border-radius: var(--md-sys-shape-large);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    height: 100%;
    min-height: 132px;
    padding: 1rem;
    transition: border-color 120ms ease, box-shadow 120ms ease, transform 120ms ease;
}

.color-theme-card:hover {
    border-color: var(--md-sys-color-outline);
    box-shadow: var(--md-sys-elevation-1);
    transform: translateY(-1px);
}

.color-theme-card-header {
    align-items: center;
    display: flex;
    gap: 0.75rem;
    justify-content: space-between;
}

.color-theme-name {
    color: var(--md-sys-color-on-surface);
    font-weight: 600;
}

.color-theme-selected {
    align-items: center;
    background: var(--md-sys-color-primary);
    border-radius: var(--md-sys-shape-full);
    color: var(--md-sys-color-on-primary);
    display: inline-flex;
    flex: 0 0 1.75rem;
    height: 1.75rem;
    justify-content: center;
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 120ms ease, transform 120ms ease;
}

.color-theme-input:checked + .color-theme-card {
    border-color: var(--md-sys-color-primary);
    box-shadow: 0 0 0 1px var(--md-sys-color-primary);
}

.color-theme-input:checked + .color-theme-card .color-theme-selected {
    opacity: 1;
    transform: scale(1);
}

.color-theme-input:focus-visible + .color-theme-card {
    box-shadow: 0 0 0 4px var(--bs-focus-ring-color);
    outline: 2px solid var(--md-sys-color-primary);
    outline-offset: 2px;
}

.color-theme-swatches {
    border: 1px solid var(--md-sys-color-outline-variant);
    border-radius: var(--md-sys-shape-medium);
    display: grid;
    flex: 1;
    grid-template-columns: repeat(4, 1fr);
    min-height: 52px;
    overflow: hidden;
}

.color-theme-swatch {
    display: block;
}

.color-theme-swatch-surface {
    background: var(--theme-preview-surface);
}

.color-theme-swatch-primary {
    background: var(--theme-preview-primary);
}

.color-theme-swatch-secondary {
    background: var(--theme-preview-secondary);
}

.color-theme-swatch-tertiary {
    background: var(--theme-preview-tertiary);
}

/* Buttons use Material filled, tonal, outlined and text roles. */
.btn,
.ui-button {
    align-items: center;
    border-radius: var(--md-sys-shape-full);
    display: inline-flex;
    font-size: var(--md-sys-typescale-label-large-size);
    font-weight: var(--md-sys-typescale-label-large-weight);
    gap: 0.5rem;
    justify-content: center;
    letter-spacing: 0.02em;
    min-height: 40px;
    padding: 0.5rem 1.25rem;
    transition: background-color 120ms ease, border-color 120ms ease, box-shadow 120ms ease, color 120ms ease;
}

.btn-sm {
    min-height: 32px;
    padding: 0.35rem 0.875rem;
}

.btn-lg {
    min-height: 48px;
    padding: 0.65rem 1.5rem;
}

.btn-primary {
    --bs-btn-bg: var(--md-sys-color-primary);
    --bs-btn-border-color: var(--md-sys-color-primary);
    --bs-btn-color: var(--md-sys-color-on-primary);
    --bs-btn-hover-bg: color-mix(in srgb, var(--md-sys-color-primary) 90%, black);
    --bs-btn-hover-border-color: var(--bs-btn-hover-bg);
    --bs-btn-hover-color: var(--md-sys-color-on-primary);
    --bs-btn-active-bg: color-mix(in srgb, var(--md-sys-color-primary) 82%, black);
    --bs-btn-active-border-color: var(--bs-btn-active-bg);
    box-shadow: var(--md-sys-elevation-1);
}

.btn-secondary {
    --bs-btn-bg: var(--md-sys-color-secondary-container);
    --bs-btn-border-color: transparent;
    --bs-btn-color: var(--md-sys-color-on-secondary-container);
    --bs-btn-hover-bg: color-mix(in srgb, var(--md-sys-color-secondary-container) 92%, var(--md-sys-color-on-secondary-container));
    --bs-btn-hover-border-color: transparent;
    --bs-btn-hover-color: var(--md-sys-color-on-secondary-container);
}

.btn-danger {
    --bs-btn-bg: var(--md-sys-color-error);
    --bs-btn-border-color: var(--md-sys-color-error);
    --bs-btn-color: var(--md-sys-color-on-error);
}

.btn-outline-primary,
.btn-outline-secondary,
.btn-outline-danger,
.btn-outline-warning,
.btn-outline-success {
    background: transparent;
    border-color: var(--md-sys-color-outline);
}

.btn-outline-primary {
    --bs-btn-color: var(--md-sys-color-primary);
    --bs-btn-hover-bg: var(--md-sys-color-primary-container);
    --bs-btn-hover-border-color: var(--md-sys-color-outline);
    --bs-btn-hover-color: var(--md-sys-color-on-primary-container);
}

.btn-outline-danger {
    --bs-btn-color: var(--md-sys-color-error);
    --bs-btn-hover-bg: var(--md-sys-color-error-container);
    --bs-btn-hover-border-color: var(--md-sys-color-error);
    --bs-btn-hover-color: var(--md-sys-color-on-error-container);
}

.btn-link,
.ui-button-text {
    border-color: transparent;
    box-shadow: none;
    color: var(--md-sys-color-primary);
    text-decoration: none;
}

.btn:focus-visible,
.form-control:focus,
.form-select:focus,
.form-check-input:focus {
    border-color: var(--md-sys-color-primary);
    box-shadow: 0 0 0 3px var(--bs-focus-ring-color);
    outline: 0;
}

/* Compact Material fields keep native inputs and ASP.NET model binding. */
.form-label,
.control-label {
    color: var(--md-sys-color-on-surface-variant);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    margin-bottom: 0.375rem;
}

.form-control,
.form-select,
.ui-field {
    background-color: var(--md-sys-color-surface-container-lowest);
    border: 1px solid var(--md-sys-color-outline);
    border-radius: var(--md-sys-shape-small);
    color: var(--md-sys-color-on-surface);
    min-height: 48px;
    padding: 0.65rem 0.875rem;
}

textarea.form-control,
textarea.ui-field {
    min-height: 96px;
}

.form-control:hover,
.form-select:hover {
    border-color: var(--md-sys-color-on-surface);
}

.form-control::placeholder {
    color: color-mix(in srgb, var(--md-sys-color-on-surface-variant) 72%, transparent);
}

.form-control:disabled,
.form-select:disabled {
    background: var(--md-sys-color-surface-container-high);
    color: color-mix(in srgb, var(--md-sys-color-on-surface) 55%, transparent);
    opacity: 1;
}

.form-control-sm,
.form-select-sm {
    min-height: 40px;
}

.form-check-input {
    border-color: var(--md-sys-color-outline);
}

.form-check-input:checked {
    background-color: var(--md-sys-color-primary);
    border-color: var(--md-sys-color-primary);
}

.form-text,
.text-muted {
    color: var(--md-sys-color-on-surface-variant) !important;
}

.invalid-feedback,
.text-danger,
.field-validation-error {
    color: var(--md-sys-color-error) !important;
}

.input-group > .form-control,
.input-group > .form-select,
.input-group > .btn {
    position: relative;
}

/* Material data tables. */
.table-responsive {
    background: var(--md-sys-color-surface-container-lowest);
    border: 1px solid var(--md-sys-color-outline-variant);
    border-radius: var(--md-sys-shape-medium);
    overflow-x: auto;
}

.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--md-sys-color-on-surface);
    --bs-table-border-color: var(--md-sys-color-outline-variant);
    --bs-table-striped-bg: var(--md-sys-color-surface-container-low);
    --bs-table-striped-color: var(--md-sys-color-on-surface);
    --bs-table-hover-bg: var(--md-sys-color-surface-container-high);
    --bs-table-hover-color: var(--md-sys-color-on-surface);
    font-size: var(--md-sys-typescale-body-medium-size);
    margin-bottom: 0;
    vertical-align: middle;
}

.table > :not(caption) > * > * {
    border-bottom-color: var(--md-sys-color-outline-variant);
    box-shadow: none;
    color: var(--md-sys-color-on-surface);
    padding: 0.75rem 1rem;
}

.table > thead > tr > th {
    background: var(--md-sys-color-surface-container);
    color: var(--md-sys-color-on-surface-variant);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.035em;
}

/* Override legacy table selectors without changing their domain behaviour. */
.firings-list .table th,
.firing-items-list .table th {
    background: var(--md-sys-color-surface-container);
    border-color: var(--md-sys-color-outline-variant);
    color: var(--md-sys-color-on-surface-variant);
    padding: 0.75rem 1rem;
}

.firings-list .table td,
.firing-items-list .table td {
    border-color: var(--md-sys-color-outline-variant);
    padding: 0.75rem 1rem;
}

.firings-list .table tbody tr:nth-child(even),
.firing-items-list .table tbody tr:nth-child(even) {
    background: var(--md-sys-color-surface-container-low);
}

.firings-list .table tbody tr:hover,
.firing-items-list .table tbody tr:hover {
    background: var(--md-sys-color-surface-container-high);
}

.firings-list .table th a {
    color: var(--md-sys-color-primary);
}

/* Status chips. */
.badge,
.ui-chip {
    align-items: center;
    border-radius: var(--md-sys-shape-full);
    display: inline-flex;
    font-size: 0.75rem;
    font-weight: 650;
    line-height: 1;
    min-height: 24px;
    padding: 0.25rem 0.625rem;
}

.bg-success {
    background-color: #326b45 !important;
}

.bg-warning {
    background-color: #f1d58a !important;
}

.bg-info {
    background-color: #c9e6f2 !important;
}

.bg-secondary {
    background-color: #665f5b !important;
}

/* Alerts are tonal containers rather than floating Bootstrap blocks. */
.alert {
    border: 1px solid transparent;
    border-radius: var(--md-sys-shape-medium);
    padding: 0.875rem 1rem;
}

.alert-success {
    background: #d7f0dc;
    border-color: #9bc8a7;
    color: #113d20;
}

.alert-warning {
    background: #f9e9bd;
    border-color: #d9bd71;
    color: #3d2e00;
}

.alert-danger {
    background: var(--md-sys-color-error-container);
    border-color: #ffb4ab;
    color: var(--md-sys-color-on-error-container);
}

.alert-info {
    background: #d7edf5;
    border-color: #a7ccd9;
    color: #12343f;
}

/* Existing domain-specific controls receive the same Material roles. */
.dates-filter-form .btn-primary {
    background: var(--md-sys-color-primary);
    border-color: var(--md-sys-color-primary);
    border-radius: var(--md-sys-shape-full);
    color: var(--md-sys-color-on-primary);
}

.dates-filter-form .btn-secondary {
    background: var(--md-sys-color-secondary-container);
    border-color: transparent;
    border-radius: var(--md-sys-shape-full);
    color: var(--md-sys-color-on-secondary-container);
}

.notes-display {
    background: var(--md-sys-color-surface-container-low);
    border-color: var(--md-sys-color-outline-variant);
    border-radius: var(--md-sys-shape-medium);
    color: var(--md-sys-color-on-surface);
}

.notes-editor {
    background: var(--md-sys-color-surface-container-lowest);
    border-color: var(--md-sys-color-outline);
    border-radius: var(--md-sys-shape-small);
    color: var(--md-sys-color-on-surface);
}

.btn-save,
.btn-cancel,
.add-note-btn,
.edit-note-btn,
.btn-delete-note {
    border-radius: var(--md-sys-shape-full);
    font-weight: 600;
    min-height: 40px;
    padding: 0.5rem 1.25rem;
}

.btn-save {
    background: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
}

.btn-save:hover {
    background: color-mix(in srgb, var(--md-sys-color-primary) 88%, black);
}

.btn-cancel {
    background: var(--md-sys-color-secondary-container);
    color: var(--md-sys-color-on-secondary-container);
}

.btn-cancel:hover {
    background: color-mix(in srgb, var(--md-sys-color-secondary-container) 90%, var(--md-sys-color-on-secondary-container));
}

.add-note-btn,
.edit-note-btn {
    border-color: var(--md-sys-color-outline);
    color: var(--md-sys-color-primary);
}

.add-note-btn:hover,
.edit-note-btn:hover {
    background: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
}

.btn-delete-note {
    border-color: var(--md-sys-color-error);
    color: var(--md-sys-color-error);
}

.btn-delete-note:hover {
    background: var(--md-sys-color-error-container);
    color: var(--md-sys-color-on-error-container);
}

.program-steps-container-header-container-options .additional-info-button {
    border-radius: var(--md-sys-shape-full);
    color: var(--md-sys-color-primary);
    padding: 0.5rem 0.75rem;
}

.program-steps-container-header-container-options .additional-info-button:hover {
    background: color-mix(in srgb, var(--md-sys-color-on-surface) 8%, transparent);
}

.chart-step-enabled {
    background: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
}

.chart-step-enabled:hover {
    background: color-mix(in srgb, var(--md-sys-color-primary) 86%, black);
    color: var(--md-sys-color-on-primary);
}

.chart-step-disabled {
    background: var(--md-sys-color-surface-container-highest);
    color: var(--md-sys-color-on-surface-variant);
}

.firing-tab-note-indicator {
    background: var(--md-sys-color-tertiary);
    color: var(--md-sys-color-on-tertiary);
}

.firing-tab-count-badge {
    background: var(--md-sys-color-surface-container-highest);
    color: var(--md-sys-color-on-surface-variant);
}

.firing-tabs-nav .nav-link.active .firing-tab-count-badge {
    background: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
}

/* Dialogs and dropdown surfaces. */
.modal-content {
    background: var(--md-sys-color-surface-container-high);
    border: 0;
    border-radius: var(--md-sys-shape-extra-large);
    box-shadow: var(--md-sys-elevation-3);
    color: var(--md-sys-color-on-surface);
    overflow: hidden;
}

.modal-header,
.modal-footer {
    border-color: var(--md-sys-color-outline-variant);
    padding: 1rem 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-title {
    font-size: var(--md-sys-typescale-title-large-size);
    font-weight: 500;
}

.dropdown-menu {
    background: var(--md-sys-color-surface-container);
    border: 1px solid var(--md-sys-color-outline-variant);
    border-radius: var(--md-sys-shape-medium);
    box-shadow: var(--md-sys-elevation-2);
    color: var(--md-sys-color-on-surface);
}

.dropdown-item {
    border-radius: var(--md-sys-shape-small);
    color: var(--md-sys-color-on-surface);
    min-height: 40px;
    padding: 0.625rem 0.75rem;
}

.dropdown-item:hover,
.dropdown-item:focus {
    background: var(--md-sys-color-surface-container-highest);
    color: var(--md-sys-color-on-surface);
}

/* Tabs and pagination. */
.nav-tabs,
.firing-tabs-nav {
    border-bottom: 1px solid var(--md-sys-color-outline-variant);
    gap: 0.25rem;
}

.nav-tabs .nav-link,
.firing-tabs-nav .nav-link {
    background: transparent;
    border: 0;
    border-bottom: 3px solid transparent;
    border-radius: var(--md-sys-shape-small) var(--md-sys-shape-small) 0 0;
    color: var(--md-sys-color-on-surface-variant);
    font-weight: 600;
    min-height: 48px;
    padding: 0.75rem 1rem;
}

.nav-tabs .nav-link:hover,
.firing-tabs-nav .nav-link:hover {
    background: color-mix(in srgb, var(--md-sys-color-on-surface) 7%, transparent);
    border-bottom-color: var(--md-sys-color-outline);
    color: var(--md-sys-color-on-surface);
}

.nav-tabs .nav-link.active,
.firing-tabs-nav .nav-link.active {
    background: transparent;
    border-bottom-color: var(--md-sys-color-primary);
    color: var(--md-sys-color-primary);
}

.pagination {
    gap: 0.25rem;
}

.page-link,
.pagination-container .pagination li a,
.pagination-container .pagination li span {
    align-items: center;
    background: transparent;
    border: 0;
    border-radius: var(--md-sys-shape-full) !important;
    color: var(--md-sys-color-primary);
    display: inline-flex;
    justify-content: center;
    min-height: 40px;
    min-width: 40px;
    padding: 0.5rem;
}

.page-item.active .page-link,
.pagination-container .pagination .active a,
.pagination-container .pagination .active span {
    background: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
}

/* SearchableSelect remains a native-select enhancement with a Material surface. */
.searchable-select-toggle {
    align-items: center;
    display: flex;
    padding-right: 2.5rem;
}

.searchable-select-menu {
    padding: 0.75rem !important;
}

.searchable-select-option {
    border-radius: var(--md-sys-shape-small);
    min-height: 40px;
    padding-bottom: 0.5rem;
    padding-top: 0.5rem;
}

.searchable-select-option:hover,
.searchable-select-option:focus {
    background: color-mix(in srgb, var(--md-sys-color-on-surface) 8%, transparent);
}

.searchable-select-option.selected {
    background: var(--md-sys-color-secondary-container);
    color: var(--md-sys-color-on-secondary-container);
}

.searchable-select-options {
    scrollbar-color: var(--md-sys-color-outline) transparent;
    scrollbar-width: thin;
}

.searchable-select-actions .btn {
    min-height: 32px;
}

/* Authentication pages use a quiet elevated surface. */
.auth-shell {
    background:
        radial-gradient(circle at 15% 10%, var(--md-sys-color-primary-container), transparent 34rem),
        var(--md-sys-color-surface);
    min-height: 100vh;
}

.auth-shell-content {
    align-items: center;
    display: flex;
    min-height: 100vh;
    padding-bottom: 2rem;
    padding-top: 2rem;
}

.auth-shell .card {
    box-shadow: var(--md-sys-elevation-2);
}

.auth-shell .card-header {
    background: var(--md-sys-color-surface-container-low);
}

@media (max-width: 991.98px) {
    .app-top-bar .navbar-collapse {
        background: var(--md-sys-color-surface-container);
        border-radius: var(--md-sys-shape-large);
        box-shadow: var(--md-sys-elevation-2);
        margin-top: 0.75rem;
        padding: 0.5rem;
    }

    .app-top-bar .nav-link,
    .app-top-bar .app-logout-button {
        display: block;
        text-align: left;
        width: 100%;
    }

    .app-top-bar .app-user-navigation {
        border-top: 1px solid var(--md-sys-color-outline-variant);
        margin-top: 0.5rem;
        padding-top: 0.5rem;
    }

    .app-top-bar .app-user-menu-toggle::after {
        margin-left: auto;
    }

    .app-top-bar .app-user-menu .dropdown-menu {
        background: transparent;
        border: 0;
        box-shadow: none;
        margin: 0 0 0.25rem 1rem;
        padding: 0.25rem 0;
    }

    .table > :not(caption) > * > * {
        padding: 0.625rem 0.75rem;
    }
}

@media (max-width: 767.98px) {
    html {
        font-size: 15px;
    }

    .card-body,
    .ui-card-body {
        padding: 1rem;
    }

    .btn {
        min-height: 44px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}