:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

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

body {
    min-height: 100vh;
    margin: 0;
    background-color: var(--surface-bg);
    background-image: var(--workspace-mesh);
    background-attachment: fixed;
    color: var(--text);
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: 1.5;
}

a,
button,
[role="button"] {
    transition-duration: var(--motion-fast);
    transition-property: color, background-color, border-color, box-shadow, transform;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-bold);
    color: var(--text-header);
}

.ark-foundation {
    display: grid;
    gap: var(--spacing-lg);
    max-width: 72rem;
    padding: clamp(var(--spacing-lg), 5vw, 3rem) var(--container-padding-desktop);
}

.ark-foundation h1 {
    margin: 0;
    font-size: 2rem;
    line-height: 1.2;
}

.ark-foundation p {
    max-width: 42rem;
    margin: 0;
    padding: var(--spacing-md);
    border: 1px solid var(--border);
    border-left: 3px solid var(--primary-color);
    border-radius: var(--radius-md);
    background-color: var(--surface-subtle);
    color: var(--text-secondary);
}

.specimen-row {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.grid-demo__controls {
    display: grid;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.grid-demo__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.grid-demo__note {
    margin: 0 0 var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--info-border);
    border-radius: var(--radius-sm);
    background-color: var(--info-bg);
    color: var(--info-text);
    font-family: var(--font-family-mono);
    font-size: 0.75rem;
    letter-spacing: 0.04em;
}

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

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

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

.blazor-error-boundary {
    padding: var(--spacing-md);
    border: 1px solid var(--danger-border);
    border-radius: var(--radius-md);
    background: var(--danger-bg);
    color: var(--danger-text);
}

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

.darker-border-checkbox.form-check-input {
    border-color: var(--border-color-secondary);
}

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

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

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}