/* accessibility demo styles — plain CSS section. The library ships zero CSS. */

/* ---- Shared layout helpers ---- */
.a11y-stack {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
}

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

.a11y-kbd {
    display: inline-block;
    min-width: 1.4em;
    padding: 0.05rem 0.4rem;
    border: 1px solid var(--color-border-strong);
    border-bottom-width: 2px;
    border-radius: 0.3rem;
    background: var(--color-subtle);
    color: var(--color-text-secondary);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.75rem;
    line-height: 1.5;
    text-align: center;
}

.a11y-input {
    width: 100%;
    padding: 0.45rem 0.7rem;
    border: 1px solid var(--color-border-strong);
    border-radius: 0.4rem;
    background: var(--color-surface);
    color: var(--color-text);
    font: inherit;
    font-size: 0.875rem;
}

.a11y-input:focus-visible {
    outline: 2px solid var(--color-focus);
    outline-offset: 1px;
}

/* ---- Visually hidden: icon buttons + skip link ---- */
.a11y-icon-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    background: var(--color-surface);
    color: var(--color-text-secondary);
    cursor: pointer;
}

.a11y-icon-button:hover         { background: var(--color-fill); color: var(--color-text); }
.a11y-icon-button:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; }
.a11y-icon-button svg           { width: 1.1rem; height: 1.1rem; }

.a11y-skip-link {
    display: inline-block;
    padding: 0.45rem 0.85rem;
    border-radius: 0.5rem;
    background: var(--color-primary);
    color: #fff;
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
}

.a11y-skip-link:focus-visible { outline: 2px solid light-dark(#1d4ed8, #60a5fa); outline-offset: 2px; }

.a11y-skip-target {
    padding: 0.75rem 1rem;
    border: 1px dashed var(--color-border-strong);
    border-radius: 0.5rem;
    color: var(--color-text-tertiary);
    font-size: 0.875rem;
}

.a11y-skip-target:focus {
    outline: 2px solid var(--color-focus);
    outline-offset: 2px;
    border-color: transparent;
}

/* ---- Separator ---- */
.a11y-sep-card {
    width: 100%;
    max-width: 22rem;
    padding: 1rem 1.25rem;
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    background: var(--color-surface);
}

.a11y-sep-title { margin: 0; font-weight: 600; }
.a11y-sep-text  { margin: 0.15rem 0 0; color: var(--color-muted); font-size: 0.875rem; }

.a11y-sep-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    height: 1.25rem;
    font-size: 0.875rem;
}

/* BitBhSeparator emits data-orientation="horizontal|vertical" */
.a11y-separator {
    flex-shrink: 0;
    background: var(--color-border);
}

.a11y-separator[data-orientation="horizontal"] { height: 1px; width: 100%; margin: 0.85rem 0; }
.a11y-separator[data-orientation="vertical"]   { width: 1px; height: 100%; }

.a11y-or {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    max-width: 22rem;
    color: var(--color-muted);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.a11y-or .a11y-separator { flex: 1 1 auto; margin: 0; }

/* ---- Live regions ---- */
.a11y-status {
    color: var(--color-success-text);
    font-size: 0.875rem;
}

.a11y-alert:not(:empty) {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-danger-border);
    border-radius: 0.5rem;
    background: var(--color-danger-subtle);
    color: light-dark(#991b1b, #fca5a5);
    font-size: 0.875rem;
}

/* ---- Announcer ---- */
.a11y-products {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.a11y-product {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    min-width: 10rem;
    padding: 0.85rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    background: var(--color-surface);
    font-size: 0.875rem;
}

.a11y-product strong { font-size: 0.95rem; }

.a11y-log {
    margin: 0;
    padding: 0.6rem 0.85rem 0.6rem 2rem;
    border-radius: 0.5rem;
    background: var(--color-code-bg);
    color: #d4d4d8;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.75rem;
}

.a11y-log-empty { list-style: none; margin-left: -1.15rem; color: #a1a1aa; }

/* ---- Hotkeys ---- */
.a11y-search {
    position: relative;
    width: 100%;
    max-width: 20rem;
}

.a11y-search .a11y-input { padding-right: 4.5rem; }

.a11y-search-hint {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    gap: 0.2rem;
    pointer-events: none;
}

.a11y-shortcuts {
    width: 100%;
    max-width: 20rem;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    background: var(--color-surface);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
    font-size: 0.875rem;
}

.a11y-shortcuts h3 { margin: 0 0 0.5rem; font-size: 0.9rem; }

.a11y-shortcuts dl {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.4rem 1rem;
    margin: 0;
}

.a11y-shortcuts dd { margin: 0; color: var(--color-text-tertiary); }

/* ---- Focus scope ---- */
.a11y-profile {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    max-width: 24rem;
    padding: 1rem 1.25rem;
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    background: var(--color-surface);
}

.a11y-profile-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.a11y-profile-header div  { display: flex; flex-direction: column; }
.a11y-profile-header span { color: var(--color-muted); font-size: 0.85rem; }

/* BitBhFocusScope emits data-state="active|inactive" */
.a11y-scope {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 1rem;
    border: 2px dashed var(--color-border-strong);
    border-radius: 0.5rem;
    outline: none;
}

.a11y-scope[data-state="active"] {
    border-color: var(--color-primary);
    background: var(--color-accent-subtle);
}

.a11y-field {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    font-size: 0.8rem;
    font-weight: 600;
}

.a11y-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
}

/* ---- Direction ---- */
.a11y-segments {
    display: inline-flex;
    padding: 0.2rem;
    border-radius: 0.6rem;
    background: var(--color-fill);
}

.a11y-segment {
    padding: 0.3rem 0.8rem;
    border: 0;
    border-radius: 0.45rem;
    background: transparent;
    color: var(--color-text-tertiary);
    font: inherit;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
}

.a11y-segment[aria-pressed="true"] {
    background: var(--color-surface);
    color: var(--color-text);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.a11y-segment:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; }

.a11y-dir-preview {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    background: var(--color-subtle);
}

/* Radio group rendered as a segmented control (radios emit data-state) */
.a11y-radio-segments {
    display: inline-flex;
    align-self: flex-start;
    gap: 0.25rem;
    padding: 0.2rem;
    border: 1px solid var(--color-border);
    border-radius: 0.6rem;
    background: var(--color-surface);
}

.a11y-radio-segment {
    padding: 0.35rem 0.85rem;
    border: 0;
    border-radius: 0.45rem;
    background: transparent;
    color: var(--color-text-tertiary);
    font: inherit;
    font-size: 0.85rem;
    cursor: pointer;
}

.a11y-radio-segment[data-state="checked"] { background: var(--color-primary); color: #fff; }
.a11y-radio-segment:focus-visible         { outline: 2px solid var(--color-focus); outline-offset: 2px; }

.a11y-tab-list {
    display: flex;
    gap: 0.25rem;
    border-bottom: 1px solid var(--color-border);
}

.a11y-tab {
    padding: 0.5rem 0.85rem;
    border: 0;
    border-bottom: 2px solid transparent;
    background: transparent;
    color: var(--color-muted);
    font: inherit;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
}

.a11y-tab[data-state="active"] { color: var(--color-primary-text); border-bottom-color: var(--color-primary); }
.a11y-tab:focus-visible        { outline: 2px solid var(--color-focus); outline-offset: -2px; border-radius: 0.25rem; }

.a11y-tab-panel {
    padding-top: 0.75rem;
    color: var(--color-text-tertiary);
    font-size: 0.875rem;
}

.a11y-tab-panel:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; border-radius: 0.25rem; }

/* ---- Roving focus chips ---- */
.a11y-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.a11y-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.85rem;
    border: 1px solid var(--color-border-strong);
    border-radius: 999px;
    background: var(--color-surface);
    color: var(--color-text-secondary);
    font: inherit;
    font-size: 0.85rem;
    cursor: pointer;
    transition: background 120ms ease, border-color 120ms ease, color 120ms ease;
}

.a11y-chip:hover            { border-color: var(--color-border-hover); }
.a11y-chip:focus-visible    { outline: 2px solid var(--color-focus); outline-offset: 2px; }
.a11y-chip[aria-pressed="true"] { border-color: var(--color-primary); background: var(--color-accent-subtle); color: var(--color-accent-text); }
.a11y-chip[data-disabled]   { opacity: 0.45; cursor: not-allowed; }