/* ── Settings panel (appended to body, position:fixed) ── */
.ii-settings-panel {
    position: fixed;
    z-index: 9999;
    width: 240px;
    background: var(--ii-bg-primary);
    border: 1px solid var(--ii-border);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
    overflow: hidden;
    opacity: 0;
    transform: translateY(6px) scale(0.97);
    transform-origin: bottom left;
    transition: opacity 0.18s ease, transform 0.18s ease;
    max-height: 420px;
    display: flex;
    flex-direction: column;
}

.ii-settings-panel.is-open {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* Main view */
.ii-settings-main-view {
    overflow-y: auto;
    flex: 1;
    transition: opacity 0.18s ease, transform 0.18s ease;
    transform: translateX(0);
    opacity: 1;
}

.ii-settings-main-view.is-sliding-out {
    opacity: 0;
    transform: translateX(-24px);
}

.ii-settings-row {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 10px 12px;
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
    color: var(--ii-text-primary);
    font-size: 13px;
    font-family: inherit;
    transition: background 0.14s ease;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.ii-settings-row:hover,
.ii-settings-row:active {
    background: var(--ii-bg-hover);
}

.ii-settings-row-icon {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    color: var(--ii-text-secondary);
    width: 16px;
    height: 16px;
}

.ii-settings-row-icon svg {
    width: 16px;
    height: 16px;
}

.ii-settings-row-label {
    flex: 1;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ii-settings-row-value {
    color: var(--ii-text-tertiary);
    font-size: 12px;
    flex-shrink: 0;
    max-width: 64px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ii-settings-row-arrow {
    display: flex;
    align-items: center;
    color: var(--ii-text-tertiary);
    flex-shrink: 0;
}

/* Sub view */
.ii-settings-sub-view {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    flex: 1;
    opacity: 0;
    transform: translateX(24px);
    transition: opacity 0.18s ease, transform 0.18s ease;
}

.ii-settings-sub-view.is-sliding-in {
    opacity: 1;
    transform: translateX(0);
}

.ii-settings-sub-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--ii-border);
    flex-shrink: 0;
}

.ii-settings-back-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--ii-accent);
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    padding: 4px 0;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    flex-shrink: 0;
}

.ii-settings-sub-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--ii-text-primary);
    flex: 1;
    text-align: right;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ii-settings-options-list {
    overflow-y: auto;
    flex: 1;
}

.ii-settings-options-divider {
    padding: 6px 12px 4px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ii-text-tertiary);
}

.ii-settings-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 9px 12px;
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
    color: var(--ii-text-primary);
    font-size: 13px;
    font-family: inherit;
    transition: background 0.14s ease;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.ii-settings-option:hover,
.ii-settings-option:active {
    background: var(--ii-bg-hover);
}

.ii-settings-option.is-selected {
    color: var(--ii-accent);
    font-weight: 600;
}

.ii-settings-check {
    display: flex;
    align-items: center;
    color: var(--ii-accent);
    flex-shrink: 0;
}

/* Dark mode for settings panel */
[data-theme="dark"] .ii-settings-panel {
    background: var(--ii-dk-surface-1);
    border-color: var(--ii-dk-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
}

[data-theme="dark"] .ii-settings-row:hover,
[data-theme="dark"] .ii-settings-row:active {
    background: var(--ii-dk-bg-hover, rgba(255, 255, 255, 0.05));
}

[data-theme="dark"] .ii-settings-sub-header {
    border-bottom-color: var(--ii-dk-border);
}

[data-theme="dark"] .ii-settings-option:hover,
[data-theme="dark"] .ii-settings-option:active {
    background: var(--ii-dk-bg-hover, rgba(255, 255, 255, 0.05));
}