/**
 * Aux Accessibility Widget – UI Styles
 * Scoped with .aux- prefix to avoid conflicts
 */

/* ── CSS Variables ── */
.aux-widget {
    --aux-bg: #ffffff;
    --aux-bg-hover: #f5f5f5;
    --aux-bg-section: #f9fafb;
    --aux-text: #1a1a2e;
    --aux-text-muted: #6b7280;
    --aux-border: #e5e7eb;
    --aux-radius: 12px;
    --aux-radius-sm: 8px;
    --aux-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    --aux-shadow-btn: 0 4px 16px rgba(0, 0, 0, 0.2);
    --aux-transition: 0.2s ease;
    --aux-active: #e0edff;
    --aux-active-border: var(--aux-btn-color, #1a73e8);

    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: var(--aux-text);
    z-index: 999999;
}

/* ── Position ──
   Offsets are controlled via --aux-offset-x and --aux-offset-y
   which the JS sets from the backend config. Fallbacks match the
   previous defaults.
*/
.aux-widget[data-position="bottom-right"] {
    position: fixed;
    bottom: var(--aux-offset-y, 50px);
    right: var(--aux-offset-x, 20px);
}

.aux-widget[data-position="bottom-left"] {
    position: fixed;
    bottom: var(--aux-offset-y, 50px);
    left: var(--aux-offset-x, 20px);
}

.aux-widget[data-position="top-right"] {
    position: fixed;
    top: var(--aux-offset-y, 20px);
    right: var(--aux-offset-x, 20px);
}

.aux-widget[data-position="top-left"] {
    position: fixed;
    top: var(--aux-offset-y, 20px);
    left: var(--aux-offset-x, 20px);
}

/* ── Toggle Button ── */
.aux-toggle-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: none;
    background: var(--aux-btn-color, #1a73e8);
    color: #ffffff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--aux-shadow-btn);
    transition: transform var(--aux-transition), box-shadow var(--aux-transition);
    position: relative;
    z-index: 2;
}

.aux-toggle-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.28);
}

.aux-toggle-btn:focus-visible {
    outline: 3px solid var(--aux-btn-color, #1a73e8);
    outline-offset: 3px;
}

.aux-toggle-btn svg {
    width: 28px;
    height: 28px;
}

/* ── Panel ── */
.aux-panel {
    position: absolute;
    width: 340px;
    max-height: 80vh;
    background: var(--aux-bg);
    border-radius: var(--aux-radius);
    box-shadow: var(--aux-shadow);
    border: 1px solid var(--aux-border);
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px) scale(0.95);
    transition: opacity var(--aux-transition), transform var(--aux-transition), visibility var(--aux-transition);
    z-index: 1;
}

/* Panel position relative to button */
.aux-widget[data-position="bottom-right"] .aux-panel {
    bottom: 70px;
    right: 0;
}

.aux-widget[data-position="bottom-left"] .aux-panel {
    bottom: 70px;
    left: 0;
}

.aux-widget[data-position="top-right"] .aux-panel {
    top: 70px;
    right: 0;
}

.aux-widget[data-position="top-left"] .aux-panel {
    top: 70px;
    left: 0;
}

.aux-panel-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* ── Panel Header ── */
.aux-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--aux-border);
    background: var(--aux-bg);
    position: sticky;
    top: 0;
    z-index: 1;
}

.aux-panel-title {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--aux-text);
}

.aux-panel-title svg {
    color: var(--aux-btn-color, #1a73e8);
}

.aux-close-btn {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    font-size: 22px;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--aux-text-muted);
    transition: background var(--aux-transition), color var(--aux-transition);
}

.aux-close-btn:hover {
    background: var(--aux-bg-hover);
    color: var(--aux-text);
}

.aux-close-btn:focus-visible {
    outline: 2px solid var(--aux-active-border);
    outline-offset: 2px;
}

/* ── Panel Body ── */
.aux-panel-body {
    overflow-y: auto;
    max-height: calc(80vh - 60px);
    padding: 8px 0;
}

/* ── Sections ── */
.aux-section {
    padding: 12px 20px;
    border-bottom: 1px solid var(--aux-border);
}

.aux-section:last-child {
    border-bottom: none;
}

.aux-section-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--aux-text-muted);
    margin: 0 0 10px 0;
}

/* ── Profiles Grid ── */
.aux-profiles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.aux-profile-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 10px 4px;
    border: 2px solid var(--aux-border);
    border-radius: var(--aux-radius-sm);
    background: var(--aux-bg);
    cursor: pointer;
    transition: all var(--aux-transition);
    font-size: 12px;
    color: var(--aux-text);
}

.aux-profile-btn:hover {
    background: var(--aux-bg-hover);
    border-color: var(--aux-text-muted);
}

.aux-profile-btn:focus-visible {
    outline: 2px solid var(--aux-active-border);
    outline-offset: 2px;
}

.aux-profile-active {
    background: var(--aux-active) !important;
    border-color: var(--aux-active-border) !important;
}

.aux-profile-icon {
    font-size: 20px;
}

.aux-profile-label {
    font-size: 11px;
    text-align: center;
    line-height: 1.2;
}

/* ── Contrast / Option Buttons ── */
.aux-option-group {
    margin-bottom: 12px;
}

.aux-option-group:last-child {
    margin-bottom: 0;
}

.aux-option-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--aux-text);
}

.aux-contrast-group {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.aux-contrast-btn {
    padding: 5px 10px;
    border: 1px solid var(--aux-border);
    border-radius: 20px;
    background: var(--aux-bg);
    cursor: pointer;
    font-size: 12px;
    color: var(--aux-text);
    transition: all var(--aux-transition);
}

.aux-contrast-btn:hover {
    background: var(--aux-bg-hover);
}

.aux-contrast-btn:focus-visible {
    outline: 2px solid var(--aux-active-border);
    outline-offset: 2px;
}

.aux-contrast-active {
    background: var(--aux-active) !important;
    border-color: var(--aux-active-border) !important;
    font-weight: 600;
}

/* ── Stepper Controls ── */
.aux-stepper {
    display: flex;
    align-items: center;
    gap: 0;
    border: 1px solid var(--aux-border);
    border-radius: var(--aux-radius-sm);
    overflow: hidden;
    width: fit-content;
}

.aux-stepper-btn {
    width: 36px;
    height: 34px;
    border: none;
    background: var(--aux-bg);
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    color: var(--aux-text);
    transition: background var(--aux-transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.aux-stepper-btn:hover:not(:disabled) {
    background: var(--aux-bg-hover);
}

.aux-stepper-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

.aux-stepper-btn:focus-visible {
    outline: 2px solid var(--aux-active-border);
    outline-offset: -2px;
}

.aux-stepper-value {
    width: 36px;
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    border-left: 1px solid var(--aux-border);
    border-right: 1px solid var(--aux-border);
    line-height: 34px;
    color: var(--aux-text);
}

/* ── Toggle Switches ── */
.aux-toggle-row {
    padding: 4px 0;
}

.aux-toggle-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    font-size: 13px;
    color: var(--aux-text);
}

.aux-toggle {
    position: relative;
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 0;
}

.aux-toggle:focus-visible {
    outline: 2px solid var(--aux-active-border);
    outline-offset: 4px;
    border-radius: 12px;
}

.aux-toggle-track {
    display: block;
    width: 40px;
    height: 22px;
    border-radius: 11px;
    background: #d1d5db;
    position: relative;
    transition: background var(--aux-transition);
}

.aux-toggle-active .aux-toggle-track {
    background: var(--aux-active-border);
}

.aux-toggle-thumb {
    display: block;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #ffffff;
    position: absolute;
    top: 2px;
    left: 2px;
    transition: transform var(--aux-transition);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.aux-toggle-active .aux-toggle-thumb {
    transform: translateX(18px);
}

/* ── Reset ── */
.aux-section-reset {
    text-align: center;
    padding: 12px 20px 16px;
}

.aux-reset-btn {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--aux-border);
    border-radius: var(--aux-radius-sm);
    background: var(--aux-bg);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--aux-text-muted);
    transition: all var(--aux-transition);
}

.aux-reset-btn:hover {
    background: #fee2e2;
    border-color: #fca5a5;
    color: #dc2626;
}

.aux-reset-btn:focus-visible {
    outline: 2px solid var(--aux-active-border);
    outline-offset: 2px;
}

/* ── Reading Ruler ── */
.aux-reading-ruler {
    position: fixed;
    left: 0;
    width: 100%;
    height: 12px;
    pointer-events: none;
    z-index: 999998;
    border-top: 2px solid rgba(255, 0, 0, 0.5);
    border-bottom: 2px solid rgba(255, 0, 0, 0.5);
    background: rgba(255, 255, 0, 0.12);
    top: 50%;
}

/* ── Responsive ── */
@media (max-width: 480px) {
    .aux-panel {
        width: calc(100vw - 24px);
        max-height: 70vh;
        position: fixed;
        left: 12px !important;
        right: 12px !important;
    }

    .aux-widget[data-position="bottom-right"] .aux-panel,
    .aux-widget[data-position="bottom-left"] .aux-panel {
        bottom: 80px;
    }

    .aux-widget[data-position="top-right"] .aux-panel,
    .aux-widget[data-position="top-left"] .aux-panel {
        top: 80px;
    }
}

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
    .aux-widget,
    .aux-widget * {
        transition-duration: 0.01ms !important;
    }
}