.validation-message {
    color: var(--bs-danger);
    font-size: .8rem;
    margin: 3px 0 0;
    text-align: start;
    font-weight: 400;
    line-height: 1.66;
    letter-spacing: .03333em;
}

/* Ensure PasswordTextField validation message uses error color and matches MudTextField helper/error alignment */
.password-field-validation-message,
.password-field-validation-message .validation-message {
    color: var(--mud-palette-error, var(--bs-danger)) !important;
}

.mud-snackbar-location-bottom-left {
    bottom: 50px !important;
}

.mud-snackbar-location-bottom-right {
    bottom: 50px !important;
}

.mud-progress-linear {
    margin: 0 !important;
}
/* Common external login button styles */
.external-login {
    display: flex;
    align-items: center;
    margin-top: 5px;
    margin-bottom: 5px;
    height: 40px;
    padding: 0 16px;
    font-size: 16px;
    text-decoration: none;
    border-radius: 4px;
    color: #fff;
    transition: background-color 0.3s;
}

.full-width {
    width: 100%;
}

/* External login button icons */
.external-login-icon {
    background-repeat: no-repeat;
    background-size: contain;
    width: 35px;
    height: 35px;
    margin-right: 8px;
}

/* Microsoft external login button */
.microsoft-external-login {
    background-color: #2F2F2F;
}

.microsoft-external-login-icon {
    background-image: url('../icons/icons8-microsoft-48-min.png');
}

/* Google external login button */
.google-external-login {
    background-color: #4285F4;
}

.google-external-login-icon {
    background-image: url('../icons/icons8-google-48-min.png');
}

/* Twitter external login button */
.twitter-external-login {
    background-color: #1DA1F2;
}

.twitter-external-login-icon {
    background-image: url('../icons/icons8-twitter-circled-48-min.png');
}

/* LinkedIn external login button */
.linkedin-external-login {
    background-color: #0A66C2;
}

.linkedin-external-login-icon {
    background-image: url('../icons/icons8-linkedin-48-min.png');
}

/* Facebook external login button */
.facebook-external-login {
    background-color: #1877F2;
}

.facebook-external-login-icon {
    background-image: url('../icons/icons8-facebook-48-min.png');
}

/* Match right padding on password/secret fields with eye icon to other text boxes */
.password-text-field-with-padding .mud-input-slot,
.password-text-field-with-padding .mud-input-root input {
    padding-right: 2.5rem;
}

/* Error pages (401/404): use theme colors for illustration */
.error-page-illustration path:nth-child(odd) {
    fill: var(--mud-palette-primary);
}
.error-page-illustration path:nth-child(even) {
    fill: var(--mud-palette-primary);
    opacity: 0.8;
}

/* shadcn-inspired shell styling: consistent surfaces + subtle borders */
.app-shell .app-topbar {
    background: color-mix(in srgb, var(--mud-palette-drawer-background, var(--mud-palette-surface)) 90%, transparent);
    border-bottom: 1px solid var(--mud-palette-lines-default);
    backdrop-filter: blur(10px);
}

.app-shell .app-sidebar {
    background: var(--mud-palette-drawer-background);
    border-right: 1px solid var(--mud-palette-lines-default);
}

.app-shell .app-main-content {
    background: var(--mud-palette-background);
}

.app-shell .app-toolbar {
    background: color-mix(in srgb, var(--mud-palette-surface) 88%, transparent);
    border-bottom: 1px solid var(--mud-palette-lines-default);
    min-height: 52px;
    padding-left: 0.25rem;
    padding-right: 0.75rem;
}

.app-shell .app-page-container {
    padding-top: 1.25rem;
    padding-bottom: 1.25rem;
}

.app-nav-menu {
    padding: 1rem;
}

.app-nav-menu .mud-nav-group {
    margin-bottom: 0.35rem;
}

.app-nav-menu .mud-nav-link {
    border-radius: 0.55rem;
    margin: 0.15rem 0;
    transition: background-color 120ms ease, color 120ms ease;
}

.app-nav-menu .mud-nav-link:hover {
    background: color-mix(in srgb, var(--mud-palette-primary) 10%, transparent);
}

.app-nav-menu .mud-nav-link.active {
    background: color-mix(in srgb, var(--mud-palette-primary) 16%, transparent);
    color: var(--mud-palette-text-primary);
    font-weight: 600;
}

.app-nav-menu .mud-nav-link.active .mud-nav-link-icon {
    color: var(--mud-palette-primary);
}

.app-nav-divider {
    margin: 0.75rem 0 0.5rem;
}

.sidebar-dashboard-shell {
    margin: 0.25rem 0.75rem 0.75rem;
    position: relative;
    border-radius: 0.9rem;
    border: none;
    background: linear-gradient(
        140deg,
        color-mix(in srgb, var(--mud-palette-primary) 14%, var(--mud-palette-surface)) 0%,
        color-mix(in srgb, var(--mud-palette-primary) 7%, var(--mud-palette-surface)) 100%
    );
    box-shadow:
        0 14px 30px rgba(15, 23, 42, 0.22),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
    overflow: hidden;
}

.sidebar-dashboard-float {
    margin-top: -0.35rem;
    z-index: 3;
}

.sidebar-dashboard-btn {
    border-radius: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    text-transform: none;
    min-height: 3rem;
}

.sidebar-dashboard-btn .mud-button-label {
    gap: 0.35rem;
}

@media (max-width: 959.98px) {
    .sidebar-dashboard-float {
        margin-top: 0.25rem;
    }
}

.app-main-content .mud-paper,
.app-main-content .mud-table,
.app-main-content .mud-card,
.app-surface-card {
    border: 1px solid var(--mud-palette-lines-default);
    border-radius: 0.75rem;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.08);
}

/* Default striped rows for Mud tables and data grids (uses theme TableStriped / TableHover palette) */
.mud-data-grid .mud-table-container .mud-table-root .mud-table-body .mud-table-row:nth-of-type(odd),
.mud-table .mud-table-container .mud-table-root .mud-table-body .mud-table-row:nth-of-type(odd) {
    background-color: var(--mud-palette-table-striped);
}

@media (hover: hover) and (pointer: fine) {
    .mud-data-grid.mud-table-hover .mud-table-container .mud-table-root .mud-table-body .mud-table-row:hover,
    .mud-table.mud-table-hover .mud-table-container .mud-table-root .mud-table-body .mud-table-row:hover {
        background-color: var(--mud-palette-table-hover);
    }
}