/* ==========================================================================
   BYOP Accessibility Toolbar
   All classes prefixed .phauk-a11y- to avoid conflicts with pha-tw theme.
   ========================================================================== */

/* ---------- Custom Properties ---------- */

:root {
    --phauk-a11y-panel-bg: #1a2332;
    --phauk-a11y-panel-text: #f0f0f0;
    --phauk-a11y-panel-border: rgba(255, 255, 255, 0.1);
    --phauk-a11y-btn-bg: #223040;
    --phauk-a11y-btn-hover: #2a3a4e;
    --phauk-a11y-btn-active: #DB812D;
    --phauk-a11y-btn-active-text: #fff;
    --phauk-a11y-radius: 8px;
    --phauk-a11y-font-scale: 100%;
}

/* Source Sans 3 — closest match to PHA UK's "The Sans" */
@import url('https://fonts.googleapis.com/css2?family=Source+Sans+3:wght@500;600;700&display=swap');


/* ---------- OpenDyslexic Font Face ---------- */

@font-face {
    font-family: 'OpenDyslexic';
    src: url('../fonts/OpenDyslexic/OpenDyslexic-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'OpenDyslexic';
    src: url('../fonts/OpenDyslexic/OpenDyslexic-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}


/* ---------- Launcher Button ---------- */

.phauk-a11y-launcher {
    position: fixed;
    z-index: 999999;
    margin: 0;
    padding: 0;
    background: transparent !important;
}

.phauk-a11y-launcher.phauk-a11y-bottom-right {
    bottom: 20px;
    right: 20px;
}

.phauk-a11y-launcher.phauk-a11y-bottom-left {
    bottom: 20px;
    left: 20px;
}

.phauk-a11y-launcher.phauk-a11y-top-right {
    top: 20px;
    right: 20px;
}

.phauk-a11y-launcher.phauk-a11y-top-left {
    top: 20px;
    left: 20px;
}

.phauk-a11y-launcher-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    background: #DB812D;
    color: #fff;
    cursor: pointer;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    padding: 0;
    margin: 0;
    line-height: 1;
}

.phauk-a11y-launcher-btn:hover {
    transform: scale(1.06);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
    border-color: rgba(255, 255, 255, 0.5);
}

.phauk-a11y-launcher-btn:focus-visible {
    outline: 3px solid #fff;
    outline-offset: 3px;
}

.phauk-a11y-launcher-btn svg,
.phauk-a11y-launcher-icon {
    width: 28px;
    height: 28px;
    pointer-events: none;
}

/* High-specificity launcher overrides for theme isolation */
#phauk-a11y-launcher#phauk-a11y-launcher .phauk-a11y-launcher-btn {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 52px !important;
    height: 52px !important;
    min-width: 52px !important;
    min-height: 52px !important;
    border: 2px solid rgba(255, 255, 255, 0.3) !important;
    border-radius: 50% !important;
    padding: 0 !important;
    margin: 0 !important;
    line-height: 1 !important;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25) !important;
    cursor: pointer !important;
    text-transform: none !important;
    overflow: visible !important;
}

/* Launcher close icon (shown when panel is open) */
#phauk-a11y-launcher#phauk-a11y-launcher .phauk-a11y-launcher-close-icon {
    display: none !important;
    width: 24px !important;
    height: 24px !important;
    stroke: #fff !important;
    stroke-width: 2.5 !important;
    pointer-events: none !important;
}

#phauk-a11y-launcher#phauk-a11y-launcher.phauk-a11y-panel-open .phauk-a11y-launcher-icon {
    display: none !important;
}

#phauk-a11y-launcher#phauk-a11y-launcher.phauk-a11y-panel-open .phauk-a11y-launcher-close-icon {
    display: block !important;
}

#phauk-a11y-launcher#phauk-a11y-launcher .phauk-a11y-launcher-icon {
    width: 28px !important;
    height: 28px !important;
    min-width: 28px !important;
    min-height: 28px !important;
    max-width: 28px !important;
    max-height: 28px !important;
    display: block !important;
    pointer-events: none !important;
    object-fit: contain !important;
}


/* ---------- Panel ---------- */

.phauk-a11y-panel {
    position: fixed;
    z-index: 1000000;
    width: 340px;
    max-height: 85vh;
    background: var(--phauk-a11y-panel-bg);
    color: var(--phauk-a11y-panel-text);
    border-radius: var(--phauk-a11y-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: scale(0.95);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.2s ease, opacity 0.2s ease;
    font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    line-height: 1.4;
    /* Prevent invert filter from affecting the toolbar */
    isolation: isolate;
}

/* ==========================================================================
   Theme isolation — comprehensive reset to prevent site CSS from leaking in.
   Double-ID selector (#id#id) gives specificity 2-0-0 which beats any theme.
   ========================================================================== */

/* Reset text styles on all panel children — double-ID for max specificity */
#phauk-a11y-panel#phauk-a11y-panel *,
#phauk-a11y-panel#phauk-a11y-panel *::before,
#phauk-a11y-panel#phauk-a11y-panel *::after {
    text-transform: none !important;
    letter-spacing: normal !important;
    word-spacing: normal !important;
    text-indent: 0 !important;
    float: none !important;
    box-sizing: border-box !important;
}

/* Section titles */
#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-section-title {
    text-transform: uppercase !important;
    letter-spacing: 0.12em !important;
    font-size: 12px !important;
    font-weight: 700 !important;
    color: rgba(240, 240, 240, 0.8) !important;
    margin: 0 0 8px !important;
    font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
}

/* Panel title — aligned to "TOGETHER" in logo */
#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-panel-title {
    text-transform: none !important;
    letter-spacing: 0.01em !important;
    font-size: 18px !important;
    font-weight: 700 !important;
    color: rgba(240, 240, 240, 0.95) !important;
    margin: 5px 0 0 0 !important;
    padding: 0 !important;
    align-self: center !important;
    font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
}

/* Re-apply panel header */
#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-panel-header {
    display: flex !important;
    align-items: flex-start !important;
    justify-content: flex-start !important;
    padding: 16px 20px !important;
    border-bottom: 1px solid var(--phauk-a11y-panel-border) !important;
}

#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-panel-brand {
    display: flex !important;
    align-items: center !important;
    gap: 10px !important;
}

#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-logo {
    max-width: 120px !important;
    height: 36px !important;
    width: auto !important;
    display: block !important;
    flex-shrink: 0 !important;
}

/* Close button */
#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-close-btn {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
    padding: 0 !important;
    margin: -1px !important;
}

/* Panel body */
#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-panel-body {
    overflow-y: auto !important;
    flex: 1 !important;
    padding: 8px 0 !important;
}

/* Sections */
#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-section {
    padding: 8px 20px 12px !important;
    border-bottom: 1px solid var(--phauk-a11y-panel-border) !important;
}

#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-section:last-child {
    border-bottom: none !important;
}

/* Buttons */
#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-btn {
    display: flex !important;
    align-items: center !important;
    gap: 10px !important;
    width: 100% !important;
    padding: 10px 12px !important;
    margin: 0 0 4px !important;
    border: 1px solid transparent !important;
    border-radius: 6px !important;
    background: var(--phauk-a11y-btn-bg) !important;
    color: var(--phauk-a11y-panel-text) !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
    cursor: pointer !important;
    text-align: left !important;
    line-height: 1.3 !important;
    text-transform: none !important;
}

#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-btn:hover {
    background: var(--phauk-a11y-btn-hover) !important;
}

#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-btn[aria-pressed="true"] {
    background: var(--phauk-a11y-btn-active) !important;
    color: var(--phauk-a11y-btn-active-text) !important;
    border-color: rgba(255, 255, 255, 0.15) !important;
}

/* SVG icons inside buttons */
#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-btn svg {
    width: 18px !important;
    height: 18px !important;
    flex-shrink: 0 !important;
    display: block !important;
    fill: none !important;
    stroke: currentColor !important;
    stroke-width: 2 !important;
}

/* Font size control */
#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-font-size-control {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 6px 0 !important;
    margin: 0 0 4px !important;
}

#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-control-label {
    font-size: 13px !important;
    font-weight: 500 !important;
    color: var(--phauk-a11y-panel-text) !important;
}

#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-font-size-btns {
    display: flex !important;
    align-items: center !important;
    gap: 4px !important;
}

#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-btn-sm {
    width: auto !important;
    padding: 6px 10px !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    border-radius: 6px !important;
    background: var(--phauk-a11y-btn-bg) !important;
    margin: 0 !important;
}

#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-font-size-value {
    font-size: 13px !important;
    font-weight: 700 !important;
    min-width: 44px !important;
    text-align: center !important;
    color: var(--phauk-a11y-panel-text) !important;
}

/* Panel footer */
#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-panel-footer {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 12px 20px !important;
    border-top: 1px solid var(--phauk-a11y-panel-border) !important;
}

#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-reset-btn {
    width: auto !important;
    background: var(--phauk-a11y-btn-bg) !important;
    border: 1px solid var(--phauk-a11y-panel-border) !important;
    padding: 8px 16px !important;
    border-radius: 6px !important;
}

#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-stmt-link {
    font-size: 12px !important;
    color: rgba(240, 240, 240, 0.75) !important;
    text-decoration: underline !important;
}

/* Credit */
#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-credit {
    display: block !important;
    text-align: center !important;
    padding: 4px 20px 10px !important;
    font-size: 11px !important;
    color: var(--phauk-a11y-panel-text) !important;
    opacity: 0.5 !important;
    text-decoration: none !important;
}

/* Translate notice */
#phauk-a11y-panel#phauk-a11y-panel .phauk-a11y-translate-notice {
    font-size: 13px !important;
    color: rgba(240, 240, 240, 0.65) !important;
    margin: 0 0 8px !important;
    line-height: 1.4 !important;
}

.phauk-a11y-panel[aria-hidden="false"] {
    transform: scale(1);
    opacity: 1;
    pointer-events: auto;
}

/* Position: anchor panel near the launcher */
.phauk-a11y-panel.phauk-a11y-bottom-right {
    bottom: 88px;
    right: 20px;
}

.phauk-a11y-panel.phauk-a11y-bottom-left {
    bottom: 88px;
    left: 20px;
}

.phauk-a11y-panel.phauk-a11y-top-right {
    top: 88px;
    right: 20px;
}

.phauk-a11y-panel.phauk-a11y-top-left {
    top: 88px;
    left: 20px;
}


/* ---------- Reading Guide ---------- */

.phauk-a11y-reading-guide {
    position: fixed;
    left: 0;
    width: 100vw;
    height: 12px;
    background: rgba(255, 255, 0, 0.35);
    pointer-events: none;
    z-index: 999990;
    transition: none;
    border-top: 2px solid rgba(255, 200, 0, 0.6);
    border-bottom: 2px solid rgba(255, 200, 0, 0.6);
}


/* ==========================================================================
   Feature Effect Styles — applied via classes on <html>
   ========================================================================== */

/* ---------- Font Size ---------- */

html[class*="phauk-a11y-font-size-"] body {
    zoom: var(--phauk-a11y-font-scale) !important;
}

/* Counter-zoom the toolbar so it stays its normal size */
html.phauk-a11y-font-size-80 .phauk-a11y-launcher,
html.phauk-a11y-font-size-80 .phauk-a11y-panel { zoom: 1.25 !important; }
html.phauk-a11y-font-size-90 .phauk-a11y-launcher,
html.phauk-a11y-font-size-90 .phauk-a11y-panel { zoom: 1.111 !important; }
html.phauk-a11y-font-size-110 .phauk-a11y-launcher,
html.phauk-a11y-font-size-110 .phauk-a11y-panel { zoom: 0.909 !important; }
html.phauk-a11y-font-size-120 .phauk-a11y-launcher,
html.phauk-a11y-font-size-120 .phauk-a11y-panel { zoom: 0.833 !important; }
html.phauk-a11y-font-size-130 .phauk-a11y-launcher,
html.phauk-a11y-font-size-130 .phauk-a11y-panel { zoom: 0.769 !important; }
html.phauk-a11y-font-size-140 .phauk-a11y-launcher,
html.phauk-a11y-font-size-140 .phauk-a11y-panel { zoom: 0.714 !important; }
html.phauk-a11y-font-size-150 .phauk-a11y-launcher,
html.phauk-a11y-font-size-150 .phauk-a11y-panel { zoom: 0.667 !important; }
html.phauk-a11y-font-size-160 .phauk-a11y-launcher,
html.phauk-a11y-font-size-160 .phauk-a11y-panel { zoom: 0.625 !important; }
html.phauk-a11y-font-size-170 .phauk-a11y-launcher,
html.phauk-a11y-font-size-170 .phauk-a11y-panel { zoom: 0.588 !important; }
html.phauk-a11y-font-size-180 .phauk-a11y-launcher,
html.phauk-a11y-font-size-180 .phauk-a11y-panel { zoom: 0.556 !important; }
html.phauk-a11y-font-size-190 .phauk-a11y-launcher,
html.phauk-a11y-font-size-190 .phauk-a11y-panel { zoom: 0.526 !important; }
html.phauk-a11y-font-size-200 .phauk-a11y-launcher,
html.phauk-a11y-font-size-200 .phauk-a11y-panel { zoom: 0.5 !important; }


/* ---------- Dyslexia Font ---------- */

html.phauk-a11y-dyslexia-font body,
html.phauk-a11y-dyslexia-font body * {
    font-family: 'OpenDyslexic', sans-serif !important;
}

/* Keep toolbar in its own font */
html.phauk-a11y-dyslexia-font .phauk-a11y-panel,
html.phauk-a11y-dyslexia-font .phauk-a11y-panel * {
    font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
}


/* ---------- Letter Spacing ---------- */

html.phauk-a11y-letter-spacing body,
html.phauk-a11y-letter-spacing body * {
    letter-spacing: 0.12em !important;
}

html.phauk-a11y-letter-spacing .phauk-a11y-panel,
html.phauk-a11y-letter-spacing .phauk-a11y-panel * {
    letter-spacing: normal !important;
}


/* ---------- Line Height ---------- */

html.phauk-a11y-line-height body,
html.phauk-a11y-line-height body * {
    line-height: 1.8 !important;
}

html.phauk-a11y-line-height .phauk-a11y-panel,
html.phauk-a11y-line-height .phauk-a11y-panel * {
    line-height: 1.4 !important;
}


/* ---------- High Contrast ---------- */

html.phauk-a11y-high-contrast body {
    background: #000 !important;
    color: #fff !important;
}

html.phauk-a11y-high-contrast body *:not(.phauk-a11y-launcher):not(.phauk-a11y-launcher *):not(.phauk-a11y-panel):not(.phauk-a11y-panel *) {
    background-color: transparent !important;
    background-image: none !important;
    color: #fff !important;
    border-color: #fff !important;
    text-shadow: none !important;
    box-shadow: none !important;
}

html.phauk-a11y-high-contrast body a:not(.phauk-a11y-panel a):not(.phauk-a11y-launcher a),
html.phauk-a11y-high-contrast body a:not(.phauk-a11y-panel a):not(.phauk-a11y-launcher a) * {
    color: #ff0 !important;
}

html.phauk-a11y-high-contrast body img:not(.phauk-a11y-panel img):not(.phauk-a11y-logo):not(.phauk-a11y-launcher-icon),
html.phauk-a11y-high-contrast body video,
html.phauk-a11y-high-contrast body svg:not(.phauk-a11y-panel svg):not(.phauk-a11y-launcher svg) {
    filter: grayscale(1) contrast(1.2);
}


/* ---------- Invert Colours ---------- */

html.phauk-a11y-invert body > *:not(.phauk-a11y-launcher):not(.phauk-a11y-panel):not(.phauk-a11y-reading-guide) {
    filter: invert(1) hue-rotate(180deg) !important;
}

html.phauk-a11y-invert body img,
html.phauk-a11y-invert body video,
html.phauk-a11y-invert body picture,
html.phauk-a11y-invert body svg:not(.phauk-a11y-launcher svg):not(.phauk-a11y-panel svg) {
    filter: invert(1) hue-rotate(180deg) !important;
}


/* ---------- Highlight Links ---------- */

html.phauk-a11y-highlight-links body a {
    outline: 3px solid #ff0 !important;
    outline-offset: 2px !important;
    background-color: rgba(255, 255, 0, 0.15) !important;
    text-decoration: underline !important;
    text-underline-offset: 3px !important;
}

/* Exclude toolbar links */
html.phauk-a11y-highlight-links .phauk-a11y-panel a {
    outline: none !important;
    background-color: transparent !important;
}


/* ---------- Big Cursor ---------- */

html.phauk-a11y-big-cursor,
html.phauk-a11y-big-cursor * {
    cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='48' height='48' viewBox='0 0 48 48'%3E%3Cpath d='M8 6l4 32 8-12 14 0z' fill='%23000' stroke='%23fff' stroke-width='2' stroke-linejoin='round'/%3E%3C/svg%3E") 4 4, auto !important;
}

/* Exclude toolbar from big cursor */
html.phauk-a11y-big-cursor .phauk-a11y-panel,
html.phauk-a11y-big-cursor .phauk-a11y-panel * {
    cursor: auto !important;
}

html.phauk-a11y-big-cursor .phauk-a11y-panel button,
html.phauk-a11y-big-cursor .phauk-a11y-panel a {
    cursor: pointer !important;
}


/* ---------- Hide Images ---------- */

html.phauk-a11y-hide-images body img:not(.phauk-a11y-panel img):not(.phauk-a11y-logo):not(.phauk-a11y-launcher-icon),
html.phauk-a11y-hide-images body picture:not(.phauk-a11y-panel picture),
html.phauk-a11y-hide-images body video:not(.phauk-a11y-panel video),
html.phauk-a11y-hide-images body svg:not(.phauk-a11y-panel svg):not(.phauk-a11y-launcher svg) {
    visibility: hidden !important;
}

html.phauk-a11y-hide-images body [style*="background-image"]:not(.phauk-a11y-panel *):not(.phauk-a11y-launcher *) {
    background-image: none !important;
}


/* ---------- Pause Animations ---------- */

html.phauk-a11y-pause-animations body *:not(.phauk-a11y-panel *):not(.phauk-a11y-launcher *) {
    animation: none !important;
    transition: none !important;
}

html.phauk-a11y-pause-animations body *:not(.phauk-a11y-panel *):not(.phauk-a11y-launcher *)::before,
html.phauk-a11y-pause-animations body *:not(.phauk-a11y-panel *):not(.phauk-a11y-launcher *)::after {
    animation: none !important;
    transition: none !important;
}


/* ---------- Outline Focus ---------- */

html.phauk-a11y-outline-focus body *:focus {
    outline: 3px solid #ff0 !important;
    outline-offset: 2px !important;
    box-shadow: 0 0 0 5px rgba(255, 255, 0, 0.3) !important;
}

html.phauk-a11y-outline-focus .phauk-a11y-panel *:focus {
    outline: 2px solid #fff !important;
    outline-offset: 2px !important;
    box-shadow: none !important;
}


/* ==========================================================================
   Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    .phauk-a11y-launcher-btn,
    .phauk-a11y-panel,
    .phauk-a11y-btn,
    .phauk-a11y-close-btn {
        transition: none !important;
    }
}


/* ==========================================================================
   Responsive — Mobile
   ========================================================================== */

@media (max-width: 480px) {
    .phauk-a11y-panel {
        width: 100vw;
        max-height: 80vh;
        border-radius: var(--phauk-a11y-radius) var(--phauk-a11y-radius) 0 0;
        z-index: 1000000;
    }

    .phauk-a11y-panel.phauk-a11y-bottom-right,
    .phauk-a11y-panel.phauk-a11y-bottom-left {
        bottom: 0;
        left: 0;
        right: 0;
    }

    .phauk-a11y-panel.phauk-a11y-top-right,
    .phauk-a11y-panel.phauk-a11y-top-left {
        top: 0;
        left: 0;
        right: 0;
        border-radius: 0 0 var(--phauk-a11y-radius) var(--phauk-a11y-radius);
    }
}


/* ==========================================================================
   Print — hide toolbar entirely
   ========================================================================== */

@media print {
    .phauk-a11y-launcher,
    .phauk-a11y-panel,
    .phauk-a11y-reading-guide {
        display: none !important;
    }
}