/* ============================================================
   Erişebilirlik Paneli — panel.css
   EN 301 549 / WCAG 2.1 AA uyumlu
   ============================================================ */

:root {
  --eris-accent:       #2563eb;
  --eris-accent-light: #eff6ff;
  --eris-accent-dark:  #1d4ed8;
  --eris-panel-bg:     #ffffff;
  --eris-item-bg:      #f8fafc;
  --eris-item-hover:   #f1f5f9;
  --eris-item-active:  #dbeafe;
  --eris-border:       #e2e8f0;
  --eris-text:         #0f172a;
  --eris-text-muted:   #64748b;
  --eris-shadow:       0 24px 64px rgba(0,0,0,.14), 0 4px 12px rgba(0,0,0,.08);
  --eris-radius:       14px;
  --eris-radius-sm:    9px;
  --eris-panel-w:      380px;
  --eris-z:            999999;
}

/* ── Trigger button ── */
.eris-trigger-btn {
  position: fixed;
  bottom: 24px;
  right: 20px;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  border: 2px solid transparent;
  background: var(--eris-accent);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--eris-z);
  box-shadow: 0 4px 20px rgba(37,99,235,.45);
  transition: transform .2s, box-shadow .2s, background .2s;
  outline-offset: 3px;
}
.eris-trigger-btn:hover {
  background: var(--eris-accent-dark);
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(37,99,235,.55);
}
.eris-trigger-btn:focus-visible {
  outline: 3px solid var(--eris-accent);
  outline-offset: 4px;
}
.eris-trigger-btn svg {
  width: 26px;
  height: 26px;
  pointer-events: none;
}

/* Position variants (set via JS from PHP settings) */
.eris-pos-bottom-left  .eris-trigger-btn { right: auto; left: 20px; }
.eris-pos-top-right    .eris-trigger-btn { bottom: auto; top: 20px; }
.eris-pos-top-left     .eris-trigger-btn { bottom: auto; top: 20px; right: auto; left: 20px; }

/* ── Panel ── */
.eris-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: var(--eris-panel-w);
  max-width: 100vw;
  background: var(--eris-panel-bg);
  box-shadow: var(--eris-shadow);
  border-left: 1px solid var(--eris-border);
  z-index: var(--eris-z);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  visibility: hidden;
  transition: transform .3s cubic-bezier(.4,0,.2,1), visibility .3s;
  overflow: hidden;
}
.eris-panel[aria-hidden="false"] {
  transform: translateX(0);
  visibility: visible;
}

/* Big size mode */
.eris-panel.eris-big-mode {
  --eris-panel-w: 460px;
  font-size: 1.1rem;
}

/* ── Header ── */
.eris-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px 16px;
  background: var(--eris-accent);
  color: #fff;
  flex-shrink: 0;
}
.eris-panel-title {
  font-family: inherit;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -.01em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.eris-panel-title svg { width: 20px; height: 20px; flex-shrink: 0; }

.eris-close-btn {
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 8px;
  color: #fff;
  width: 36px;
  height: 36px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s;
  outline-offset: 2px;
}
.eris-close-btn:hover { background: rgba(255,255,255,.28); }
.eris-close-btn:focus-visible { outline: 3px solid #fff; }
.eris-close-btn svg { width: 18px; height: 18px; }

/* ── Body / scroll ── */
.eris-panel-body {
  overflow-y: auto;
  overflow-x: hidden;
  flex: 1;
  padding: 8px 12px 24px;
  scroll-behavior: smooth;
}
.eris-panel-body::-webkit-scrollbar { width: 5px; }
.eris-panel-body::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }

/* ── Section ── */
.eris-section {
  margin-bottom: 6px;
  padding: 14px 10px 10px;
  border-bottom: 1px solid var(--eris-border);
}
.eris-section:last-child { border-bottom: none; }

.eris-section-title {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--eris-text-muted);
  margin-bottom: 10px;
}

/* ── Grid ── */
.eris-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.eris-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

/* ── Item / Button ── */
.eris-item {
  background: var(--eris-item-bg);
  border: 1.5px solid var(--eris-border);
  border-radius: var(--eris-radius-sm);
  padding: 12px 8px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  font-family: inherit;
  font-size: .78rem;
  font-weight: 500;
  color: var(--eris-text);
  text-align: center;
  line-height: 1.3;
  transition: background .15s, border-color .15s, transform .1s;
  min-height: 74px;
  outline-offset: 2px;
}
.eris-item:hover {
  background: var(--eris-item-hover);
  border-color: #94a3b8;
  transform: translateY(-1px);
}
.eris-item:focus-visible {
  outline: 3px solid var(--eris-accent);
}
.eris-item[aria-pressed="true"],
.eris-item.eris-active {
  background: var(--eris-item-active);
  border-color: var(--eris-accent);
  color: var(--eris-accent-dark);
}
.eris-item[aria-pressed="true"] .eris-icon,
.eris-item.eris-active .eris-icon {
  color: var(--eris-accent);
}

.eris-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--eris-text-muted);
  transition: color .15s;
}

/* Font size control */
.eris-font-size-control { cursor: default; }
.eris-font-btns {
  display: flex;
  gap: 6px;
}
.eris-font-btns button {
  background: var(--eris-accent);
  border: none;
  border-radius: 50%;
  width: 30px;
  height: 30px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  transition: background .15s, transform .1s;
  outline-offset: 2px;
}
.eris-font-btns button:hover { background: var(--eris-accent-dark); transform: scale(1.08); }
.eris-font-btns button:focus-visible { outline: 3px solid var(--eris-accent); }
.eris-font-btns button svg { width: 16px; height: 16px; }

/* ── TTS controls ── */
.eris-tts-controls { display: flex; flex-direction: column; gap: 12px; }

.eris-tts-buttons {
  display: flex;
  gap: 8px;
}
.eris-tts-btn {
  flex: 1;
  background: var(--eris-item-bg);
  border: 1.5px solid var(--eris-border);
  border-radius: var(--eris-radius-sm);
  height: 44px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .15s, border-color .15s;
  outline-offset: 2px;
}
.eris-tts-btn:hover { background: var(--eris-item-hover); border-color: #94a3b8; }
.eris-tts-btn:focus-visible { outline: 3px solid var(--eris-accent); }
.eris-tts-btn svg { width: 18px; height: 18px; fill: var(--eris-text); }

.eris-speed-row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.eris-speed-label {
  font-size: .75rem;
  font-weight: 600;
  color: var(--eris-text-muted);
  white-space: nowrap;
}
.eris-slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  background: #e2e8f0;
  border-radius: 3px;
  outline: none;
  cursor: pointer;
}
.eris-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--eris-accent);
  border: 2px solid #fff;
  box-shadow: 0 1px 4px rgba(0,0,0,.2);
  cursor: pointer;
}
.eris-slider:focus-visible { outline: 3px solid var(--eris-accent); outline-offset: 2px; }
.eris-speed-val {
  font-size: .75rem;
  font-weight: 700;
  color: var(--eris-accent);
  min-width: 26px;
  text-align: right;
}

/* ── Color pickers ── */
.eris-color-group { margin-bottom: 12px; }
.eris-color-label {
  font-size: .72rem;
  font-weight: 600;
  color: var(--eris-text-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: 6px;
}
.eris-color-row {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  align-items: center;
}
.eris-color-btn {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid rgba(0,0,0,.15);
  cursor: pointer;
  transition: transform .15s, box-shadow .15s;
  outline-offset: 2px;
}
.eris-color-btn:hover { transform: scale(1.2); box-shadow: 0 2px 8px rgba(0,0,0,.25); }
.eris-color-btn:focus-visible { outline: 3px solid var(--eris-accent); }
.eris-color-reset {
  background: #fee2e2;
  border: 1.5px solid #fca5a5;
  border-radius: 6px;
  color: #dc2626;
  font-size: .75rem;
  font-weight: 700;
  width: 28px;
  height: 28px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .15s;
  margin-left: 2px;
  outline-offset: 2px;
}
.eris-color-reset:hover { background: #fecaca; }
.eris-color-reset:focus-visible { outline: 3px solid var(--eris-accent); }

/* ── Shortcuts ── */
.eris-shortcuts { display: flex; flex-direction: column; gap: 8px; }
.eris-shortcut-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.eris-shortcut-row dt {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}
.eris-shortcut-row dd {
  font-size: .78rem;
  color: var(--eris-text-muted);
}
kbd {
  background: var(--eris-item-bg);
  border: 1px solid var(--eris-border);
  border-radius: 5px;
  padding: 2px 7px;
  font-size: .72rem;
  font-family: ui-monospace, monospace;
  color: var(--eris-text);
  box-shadow: 0 1px 0 var(--eris-border);
}

/* ── Overlay (reading mask) ── */
.eris-reading-mask-top,
.eris-reading-mask-bottom {
  position: fixed;
  left: 0;
  width: 100%;
  background: rgba(0,0,0,.72);
  z-index: 999990;
  display: none;
  pointer-events: none;
}
.eris-reading-mask-top { top: 0; border-bottom: 3px solid #2563eb; }
.eris-reading-mask-bottom { bottom: 0; border-top: 3px solid #ef4444; }

.eris-reading-guide-line {
  position: fixed;
  left: 0;
  width: 100%;
  height: 3px;
  background: #2563eb;
  z-index: 999991;
  display: none;
  pointer-events: none;
  box-shadow: 0 0 8px rgba(37,99,235,.6);
}

/* ── Accessibility overrides applied to <html> ── */
html.eris-contrast          { filter: invert(1) hue-rotate(180deg) !important; }
html.eris-desaturate        { filter: saturate(0) !important; }
html.eris-low-saturation    { filter: saturate(0.5) !important; }
html.eris-high-saturation   { filter: saturate(2) !important; }

html.eris-highlight-links a {
  outline: 2px solid #2563eb !important;
  outline-offset: 2px !important;
  border-radius: 2px;
}

html.eris-dyslexic * { font-family: Arial, "Comic Sans MS", sans-serif !important; letter-spacing: .04em !important; }
html.eris-readable-font * { font-family: Georgia, serif !important; }

html.eris-letter-spacing * { letter-spacing: .12em !important; }
html.eris-line-spacing    * { line-height: 2 !important; }
html.eris-word-spacing    * { word-spacing: .3em !important; }

html.eris-align-left   *:not(.eris-panel *)   { text-align: left   !important; }
html.eris-align-center *:not(.eris-panel *)   { text-align: center !important; }
html.eris-align-right  *:not(.eris-panel *)   { text-align: right  !important; }

html.eris-reading-guide .eris-reading-guide-line   { display: block; }
html.eris-reading-mask  .eris-reading-mask-top,
html.eris-reading-mask  .eris-reading-mask-bottom  { display: block; }

html.eris-white-cursor * { cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='32' height='32' viewBox='0 0 24 24'%3E%3Cpath fill='white' stroke='black' stroke-width='1.5' d='M4 4l7.07 17 2.51-7.39L21 11.07z'/%3E%3C/svg%3E") 0 0, auto !important; }
html.eris-black-cursor * { cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='32' height='32' viewBox='0 0 24 24'%3E%3Cpath fill='black' stroke='white' stroke-width='1.5' d='M4 4l7.07 17 2.51-7.39L21 11.07z'/%3E%3C/svg%3E") 0 0, auto !important; }

/* Color classes */
:root {
  --eris-mavi:    #0076B4;
  --eris-mor:     #7A549C;
  --eris-kirmizi: #C83733;
  --eris-turuncu: #D07021;
  --eris-turkuaz: #26999F;
  --eris-yesil:   #4D7831;
}
html.eris-text-mavi    p, html.eris-text-mavi    span { color: var(--eris-mavi)    !important; }
html.eris-text-mor     p, html.eris-text-mor     span { color: var(--eris-mor)     !important; }
html.eris-text-kirmizi p, html.eris-text-kirmizi span { color: var(--eris-kirmizi) !important; }
html.eris-text-turuncu p, html.eris-text-turuncu span { color: var(--eris-turuncu) !important; }
html.eris-text-turkuaz p, html.eris-text-turkuaz span { color: var(--eris-turkuaz) !important; }
html.eris-text-yesil   p, html.eris-text-yesil   span { color: var(--eris-yesil)   !important; }
html.eris-text-beyaz   p, html.eris-text-beyaz   span { color: #fff !important; }
html.eris-text-siyah   p, html.eris-text-siyah   span { color: #000 !important; }

html.eris-text-head-mavi    h1,h2,h3,h4,h5,h6 { color: var(--eris-mavi)    !important; }
html.eris-text-head-mor     h1,h2,h3,h4,h5,h6 { color: var(--eris-mor)     !important; }
html.eris-text-head-kirmizi h1,h2,h3,h4,h5,h6 { color: var(--eris-kirmizi) !important; }
html.eris-text-head-turuncu h1,h2,h3,h4,h5,h6 { color: var(--eris-turuncu) !important; }
html.eris-text-head-turkuaz h1,h2,h3,h4,h5,h6 { color: var(--eris-turkuaz) !important; }
html.eris-text-head-yesil   h1,h2,h3,h4,h5,h6 { color: var(--eris-yesil)   !important; }
html.eris-text-head-beyaz   h1,h2,h3,h4,h5,h6 { color: #fff !important; }
html.eris-text-head-siyah   h1,h2,h3,h4,h5,h6 { color: #000 !important; }

html.eris-bg-mavi    { background-color: var(--eris-mavi)    !important; }
html.eris-bg-mor     { background-color: var(--eris-mor)     !important; }
html.eris-bg-kirmizi { background-color: var(--eris-kirmizi) !important; }
html.eris-bg-turuncu { background-color: var(--eris-turuncu) !important; }
html.eris-bg-turkuaz { background-color: var(--eris-turkuaz) !important; }
html.eris-bg-yesil   { background-color: var(--eris-yesil)   !important; }
html.eris-bg-beyaz   { background-color: #fff !important; }
html.eris-bg-siyah   { background-color: #000 !important; }

/* ── Responsive ── */
@media (max-width: 480px) {
  .eris-panel { width: 100vw; }
  .eris-grid  { grid-template-columns: repeat(2, 1fr); }
  .eris-grid-3{ grid-template-columns: repeat(3, 1fr); }
  .eris-item  { font-size: .72rem; min-height: 66px; padding: 10px 5px; }
}