.a11y-widget {
    position: fixed;
    right: clamp(1rem, 3vw, 1.75rem);
    bottom: clamp(1rem, 3vw, 1.75rem);
    z-index: 999999;
}

.a11y-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3.25rem;
    height: 3.25rem;
    border: 1px solid var(--line);
    border-radius: 50%;
    background: var(--purple);
    color: #ffffff;
    font-size: 1.35rem;
    cursor: pointer;
    box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.25);
    transition: background-color 120ms ease, transform 120ms ease;
}

.a11y-toggle:hover {
    background: var(--purple-dark);
}

.a11y-toggle[aria-expanded="true"] {
    background: var(--purple-dark);
}

.a11y-panel {
    position: absolute;
    right: 0;
    bottom: calc(100% + 0.75rem);
    width: min(20rem, calc(100vw - 2rem));
    max-height: min(32rem, 75vh);
    overflow-y: auto;
    padding: 1.25rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--ink);
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.3);
}

.a11y-panel__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.a11y-panel__title {
    margin: 0;
    color: var(--heading);
    font-size: var(--fs-500);
    font-weight: 700;
}

.a11y-panel__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border: 1px solid transparent;
    border-radius: var(--radius);
    background: transparent;
    color: var(--ink);
    font-size: 1rem;
    cursor: pointer;
}

.a11y-panel__close:hover {
    border-color: var(--line);
}

.a11y-field {
    margin: 0 0 1.25rem;
    border: 0;
    padding: 0;
}

.a11y-field + .a11y-field {
    padding-top: 1.25rem;
    border-top: 1px solid var(--line);
}

.a11y-field legend,
.a11y-field__label {
    display: block;
    margin-bottom: 0.6rem;
    color: var(--ink);
    font-size: var(--fs-300);
    font-weight: 600;
}

.a11y-field__row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.a11y-field__row input[type="range"] {
    flex: 1 1 auto;
    accent-color: var(--purple);
}

.a11y-field__value {
    min-width: 3.25rem;
    color: var(--slate);
    font-size: var(--fs-300);
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.a11y-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
}

.a11y-options input[type="radio"] {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.a11y-options label {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 2.5rem;
    padding: 0.4rem 0.5rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    color: var(--ink);
    font-size: var(--fs-300);
    font-weight: 500;
    text-align: center;
    line-height: 1.2;
    cursor: pointer;
    transition: background-color 120ms ease, color 120ms ease, border-color 120ms ease;
}

.a11y-options input[type="radio"]:checked + label {
    border-color: var(--purple);
    background: var(--purple);
    color: #ffffff;
}

.a11y-options input[type="radio"]:focus-visible + label {
    outline: 2px solid var(--gold);
    outline-offset: 2px;
}

.a11y-reset {
    width: 100%;
    padding: 0.6rem 1rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: transparent;
    color: var(--ink);
    font: inherit;
    font-size: var(--fs-300);
    font-weight: 600;
    cursor: pointer;
}

.a11y-reset:hover {
    border-color: var(--gold);
    color: var(--heading);
}