/* =========================
   NIW / Blind Reader — CSS base
   Neutraliza tema + estilos propios accesibles
   ========================= */

/* Variables de color — fácil de personalizar */
.niw-panel {
  --niw-bg:          #ffffff;
  --niw-border:      #d1d5db;
  --niw-text:        #0B1F3A;
  --niw-text-muted:  #4b5563;
  --niw-accent:      #1a56db;
  --niw-accent-dark: #0B1F3A;
  --niw-focus:       #FFD24D;
  --niw-btn-bg:      #0B1F3A;
  --niw-btn-text:    #ffffff;
  --niw-btn-border:  #0B1F3A;
  --niw-radius:      8px;
  --niw-shadow:      0 2px 12px rgba(0,0,0,0.10);
  --niw-font:        -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
}

/* =========================
   Panel cerrado: invisible
   ========================= */
.niw-panel {
  border: 0 !important;
  padding: 0 !important;
  margin: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  position: relative;
  overflow: visible;
}

/* =========================
   Panel abierto: card propia
   ========================= */
.niw-panel[open] {
  border: 1px solid var(--niw-border) !important;
  border-radius: var(--niw-radius) !important;
  padding: 1.5rem !important;
  margin: 1rem 0 !important;
  background: var(--niw-bg) !important;
  box-shadow: var(--niw-shadow) !important;
  font-family: var(--niw-font) !important;
  color: var(--niw-text) !important;
  font-size: 1rem !important;
  line-height: 1.6 !important;
}

/* ALWAYS mode */
.niw-trigger--always {
  border: 1px solid var(--niw-border) !important;
  border-radius: var(--niw-radius) !important;
  padding: 1.5rem !important;
  margin: 1rem 0 !important;
  background: var(--niw-bg) !important;
  box-shadow: var(--niw-shadow) !important;
  font-family: var(--niw-font) !important;
  color: var(--niw-text) !important;
}

/* =========================
   Tipografía del panel
   ========================= */
.niw-panel[open],
.niw-trigger--always {
  font-family: var(--niw-font) !important;
}

.niw-panel[open] p,
.niw-panel[open] h2,
.niw-panel[open] h3,
.niw-panel[open] h4,
.niw-panel[open] li,
.niw-panel[open] label,
.niw-panel[open] span:not(.niw-sr-only),
.niw-trigger--always p,
.niw-trigger--always h2,
.niw-trigger--always h3,
.niw-trigger--always label {
  font-family: var(--niw-font) !important;
  color: var(--niw-text) !important;
  box-sizing: border-box;
}

.niw-panel__title {
  margin: 0 0 0.25rem 0 !important;
  font-size: 1.1rem !important;
  font-weight: 700 !important;
  color: var(--niw-text) !important;
  line-height: 1.3 !important;
}

.niw-panel__subtitle {
  margin: 0 0 1rem 0 !important;
  font-size: 0.9rem !important;
  color: var(--niw-text-muted) !important;
}

.niw-panel__meta {
  margin-top: 1rem !important;
  font-size: 0.875rem !important;
  color: var(--niw-text-muted) !important;
  border-top: 1px solid var(--niw-border);
  padding-top: 0.75rem;
}

/* =========================
   Listas de acciones/secciones
   ========================= */
.niw-panel__actions ul,
.niw-panel__sections ul,
.niw-panel__blockers ul,
.niw-goals__list {
  margin: 0.5rem 0 0 0 !important;
  padding: 0 !important;
  list-style: none !important;
}

.niw-goals__list > li {
  border-bottom: 1px solid var(--niw-border);
  padding: 0.6rem 0 !important;
}

.niw-goals__list > li:last-child {
  border-bottom: 0;
}

/* =========================
   Botones
   ========================= */
.niw-panel button,
.niw-panel [role="button"] {
  font-family: var(--niw-font) !important;
  font-size: 0.875rem !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  border-radius: 6px !important;
  padding: 6px 14px !important;
  border: 2px solid var(--niw-btn-border) !important;
  background: var(--niw-btn-bg) !important;
  color: var(--niw-btn-text) !important;
  text-decoration: none !important;
  display: inline-block !important;
  margin: 2px 4px 2px 0 !important;
  line-height: 1.4 !important;
  transition: opacity 0.15s !important;
  box-shadow: none !important;
  letter-spacing: 0 !important;
  text-transform: none !important;
}

.niw-panel button:hover,
.niw-panel [role="button"]:hover {
  opacity: 0.85 !important;
}

.niw-panel button:focus,
.niw-panel button:focus-visible,
.niw-panel [role="button"]:focus {
  outline: 3px solid var(--niw-focus) !important;
  outline-offset: 2px !important;
}

/* Llévame — primario oscuro */
.niw-goals__take {
  background: var(--niw-btn-bg) !important;
  color: var(--niw-btn-text) !important;
  border-color: var(--niw-btn-bg) !important;
}

/* Explicar — secundario con borde */
.niw-goals__explain {
  background: transparent !important;
  color: var(--niw-btn-border) !important;
  border-color: var(--niw-btn-border) !important;
}

/* Sí / No — pequeños */
.niw-goals__yes,
.niw-goals__no {
  padding: 4px 12px !important;
  font-size: 0.8rem !important;
}

.niw-goals__yes {
  background: var(--niw-btn-bg) !important;
  color: var(--niw-btn-text) !important;
  border-color: var(--niw-btn-bg) !important;
}

.niw-goals__no {
  background: transparent !important;
  color: var(--niw-btn-border) !important;
  border-color: var(--niw-btn-border) !important;
}

/* Olvidar aprendizaje — discreto */
.niw-goals__reset {
  background: transparent !important;
  color: var(--niw-text-muted) !important;
  border-color: var(--niw-border) !important;
  font-size: 0.8rem !important;
  font-weight: 400 !important;
}

/* =========================
   Links dentro del panel
   ========================= */
.niw-panel a,
.niw-panel__actions a,
.niw-panel__sections a {
  color: var(--niw-accent) !important;
  text-decoration: underline !important;
  font-weight: 600 !important;
}

.niw-panel a:focus,
.niw-panel a:focus-visible {
  outline: 3px solid var(--niw-focus) !important;
  outline-offset: 2px !important;
  border-radius: 2px;
}

/* =========================
   Fieldset modo confirmación
   ========================= */
.niw-goals__mode,
.niw-goals__scope {
  border: 1px solid var(--niw-border) !important;
  border-radius: var(--niw-radius) !important;
  padding: 0.75rem 1rem !important;
  margin: 0.75rem 0 !important;
  background: #f9fafb !important;
}

.niw-goals__mode legend,
.niw-goals__scope legend {
  font-weight: 700 !important;
  font-size: 0.875rem !important;
  color: var(--niw-text) !important;
  padding: 0 4px !important;
}

.niw-goals__mode label,
.niw-goals__scope label {
  display: flex !important;
  align-items: center !important;
  gap: 0.4rem !important;
  font-size: 0.875rem !important;
  color: var(--niw-text) !important;
  cursor: pointer !important;
  padding: 3px 0 !important;
}

.niw-goals__mode input[type="radio"],
.niw-goals__scope input[type="radio"] {
  width: 16px !important;
  height: 16px !important;
  accent-color: var(--niw-accent-dark) !important;
}

/* =========================
   Sección saltar a secciones
   ========================= */
.niw-panel__sections h3 {
  font-size: 1rem !important;
  font-weight: 700 !important;
  margin: 1rem 0 0.4rem !important;
  color: var(--niw-text) !important;
}

/* =========================
   Anchor (invisible, solo accesible)
   ========================= */
.niw-anchor {
  display: block !important;
  height: 0 !important;
  overflow: hidden !important;
  outline: none !important;
}

/* =========================
   Screen reader only
   ========================= */
.niw-sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0,0,0,0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* =========================
   Summary / launcher (botón que abre el panel)
   ========================= */
.niw-panel--collapsible > summary {
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  margin: 0 !important;
  padding: 0 !important;
  text-decoration: none !important;
  display: block !important;
  visibility: visible !important;
  pointer-events: auto !important;
  position: absolute !important;
  left: -9999px !important;
  top: auto !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  white-space: nowrap !important;
  cursor: pointer;
  font-weight: 700;
}

.niw-panel--collapsible > summary::-webkit-details-marker { display: none; }
.niw-panel--collapsible > summary::marker { content: ""; }

/* Al foco: aparece como skip-link */
.niw-panel--collapsible:focus-within > summary,
.niw-panel--collapsible > summary:focus,
.niw-panel--collapsible > summary:focus-visible {
  position: fixed !important;
  left: 12px !important;
  top: 12px !important;
  width: auto !important;
  height: auto !important;
  overflow: visible !important;
  white-space: normal !important;
  z-index: 999999 !important;
  padding: 10px 16px !important;
  border-radius: 6px !important;
  border: 2px solid var(--niw-accent-dark) !important;
  outline: 3px solid var(--niw-focus) !important;
  outline-offset: 2px !important;
  background: var(--niw-bg) !important;
  color: var(--niw-text) !important;
  font-family: var(--niw-font) !important;
  font-weight: 700 !important;
  font-size: 1rem !important;
  box-shadow: var(--niw-shadow) !important;
}

/* Panel abierto: summary visible en flujo */
.niw-panel--collapsible[open] > summary {
  position: static !important;
  left: auto !important;
  top: auto !important;
  width: auto !important;
  height: auto !important;
  overflow: visible !important;
  white-space: normal !important;
  padding: 6px 0 !important;
  border: 0 !important;
  background: transparent !important;
  color: var(--niw-text) !important;
  font-family: var(--niw-font) !important;
}

/* ALWAYS: siempre visible */
.niw-trigger--always > summary {
  position: static !important;
  left: auto !important;
  top: auto !important;
  width: auto !important;
  height: auto !important;
  overflow: visible !important;
  white-space: normal !important;
  padding: 6px 0 !important;
  border: 0 !important;
  background: transparent !important;
}

/* =========================
   Trigger modes
   ========================= */
@media (max-width: 768px) {
  /* Panel cerrado en movil: boton flotante pequeño */
  .niw-trigger--auto:not([open]),
  .niw-trigger--focus:not([open]) {
    all: unset !important;
    display: block !important;
    position: fixed !important;
    left: 12px !important;
    bottom: 12px !important;
    width: auto !important;
    height: auto !important;
    margin: 0 !important;
    padding: 0 !important;
    z-index: 999999 !important;
  }
  .niw-trigger--auto:not([open]) > summary,
  .niw-trigger--focus:not([open]) > summary {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    position: static !important;
    width: auto !important;
    height: auto !important;
    padding: 10px 16px !important;
    border: 2px solid var(--niw-accent-dark) !important;
    border-radius: 6px !important;
    background: var(--niw-bg) !important;
    color: var(--niw-text) !important;
    font-family: var(--niw-font) !important;
    font-weight: 700 !important;
    white-space: nowrap !important;
    box-sizing: border-box !important;
    box-shadow: var(--niw-shadow) !important;
    cursor: pointer !important;
  }
  .niw-trigger--auto > summary,
  .niw-trigger--focus > summary {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    position: static !important;
    width: auto !important;
    max-width: calc(100vw - 24px) !important;
    height: auto !important;
    padding: 10px 16px !important;
    border: 2px solid var(--niw-accent-dark) !important;
    border-radius: 6px !important;
    background: var(--niw-bg) !important;
    color: var(--niw-text) !important;
    font-family: var(--niw-font) !important;
    font-weight: 700 !important;
    white-space: nowrap !important;
    box-sizing: border-box !important;
    z-index: 999999 !important;
    box-shadow: var(--niw-shadow) !important;
  }

  .niw-trigger--focus > summary {
    position: absolute !important;
    left: -9999px !important;
    top: auto !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
    white-space: nowrap !important;
    border: 0 !important;
    background: transparent !important;
    padding: 0 !important;
  }

  .niw-trigger--auto[open] > summary,
  .niw-trigger--focus[open] > summary,
  .niw-trigger--always[open] > summary {
    position: static !important;
    left: auto !important;
    bottom: auto !important;
    top: auto !important;
    right: auto !important;
    display: block !important;
    white-space: normal !important;
    border: 0 !important;
    background: transparent !important;
    padding: 6px 0 !important;
    box-shadow: none !important;
  }
}

/* =========================
   Texto adaptativo del launcher
   ========================= */
.niw-summary--mobile { display: none; }

@media (max-width: 768px) {
  .niw-summary--desktop { display: none; }
  .niw-summary--mobile  { display: inline; }
}

/* =========================
   Status block
   ========================= */
.niw-panel__status {
  margin: 1rem 0 !important;
  padding: 0.75rem 1rem !important;
  border: 1px solid var(--niw-border) !important;
  border-radius: var(--niw-radius) !important;
  background: #f9fafb !important;
}

.niw-panel__status h3 {
  margin: 0.1rem 0 0.4rem !important;
  font-size: 0.95rem !important;
  font-weight: 700 !important;
  color: var(--niw-text) !important;
}

.niw-panel__status ul {
  margin: 0.2rem 0 0 1.2rem !important;
}

.niw-panel__status li {
  margin: 0.2rem 0 !important;
  font-size: 0.875rem !important;
  color: var(--niw-text-muted) !important;
}

/* ── Modo lectura ─────────────────────────────────────────── */
.niw-panel__read-mode {
  margin: 0.75rem 0 !important;
  padding: 0.75rem 1rem !important;
  background: var(--niw-bg-alt, #f0f4ff) !important;
  border-left: 3px solid var(--niw-accent, #2563eb) !important;
  border-radius: var(--niw-radius, 6px) !important;
}
.niw-panel__read-intro {
  margin: 0 0 0.6rem !important;
  font-size: 0.875rem !important;
  color: var(--niw-text, #1e293b) !important;
}
.niw-read-mode-btn {
  display: inline-flex !important;
  align-items: center !important;
  gap: 0.4rem !important;
  padding: 0.45rem 1rem !important;
  background: var(--niw-accent, #2563eb) !important;
  color: #fff !important;
  border: none !important;
  border-radius: var(--niw-radius, 6px) !important;
  font-size: 0.875rem !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  transition: opacity 0.15s !important;
}
.niw-read-mode-btn:hover {
  opacity: 0.85 !important;
}
.niw-read-mode-btn:focus-visible {
  outline: 2px solid var(--niw-accent, #2563eb) !important;
  outline-offset: 2px !important;
}