/* ============================================================
   cervello-adhd.css — Modulo 3D "Il cervello nell'ADHD"
   Namespace .ca-  · usa i brand token di style-pages.css
   ============================================================ */

.ca-module {
  --ca-consolidato: #2a9d8f;
  --ca-promettente: #e0952b;
  --ca-preliminare: #7a86a8;
  --ca-panel-w: 384px;
  --ca-radius: 16px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
}

/* ---------- Disclaimer persistente ---------- */
.ca-disclaimer {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--black);
  color: var(--white);
  border-radius: var(--ca-radius);
  padding: 18px 22px;
  margin-bottom: 20px;
  font-family: 'Inter Tight', sans-serif;
  font-size: 13.5px;
  line-height: 1.55;
}
.ca-disclaimer strong { color: var(--yellow); }
.ca-disclaimer .ca-disclaimer-ico {
  flex-shrink: 0;
  width: 26px; height: 26px;
  border: 1.5px solid var(--yellow);
  color: var(--yellow);
  border-radius: 50%;
  display: grid; place-items: center;
  font-weight: 700; font-size: 15px;
  font-family: 'DM Serif Display', serif;
}

/* ---------- Stage: canvas + pannello ---------- */
.ca-stage {
  display: grid;
  grid-template-columns: 1fr var(--ca-panel-w);
  gap: 16px;
  align-items: stretch;
}

.ca-canvas-wrap {
  position: relative;
  min-height: 560px;
  border: 1.5px solid var(--black);
  border-radius: var(--ca-radius);
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 78% 8%, rgba(255, 214, 10, 0.15), transparent 55%),
    radial-gradient(90% 90% at 18% 96%, rgba(42, 157, 143, 0.08), transparent 60%),
    var(--white);
  touch-action: none;
}
/* Vignettatura da "sala posa": chiude i bordi della card e spinge l'occhio al
   centro. Sta sopra il canvas ma sotto toolbar/hint/tooltip (z-index 5+). */
.ca-canvas-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  box-shadow: inset 0 0 90px rgba(10, 10, 10, 0.10), inset 0 0 24px rgba(10, 10, 10, 0.05);
  z-index: 4;
}
#ca-canvas { display: block; width: 100%; height: 100%; outline: none;
  opacity: 0; transition: opacity 0.7s ease; }
#ca-canvas.ca-ready { opacity: 1; }
@media (prefers-reduced-motion: reduce) {
  #ca-canvas { transition: none; }
}

/* ---------- Loader ---------- */
.ca-loader {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  background: var(--white);
  z-index: 6;
  transition: opacity 0.5s;
  font-family: 'Inter Tight', sans-serif;
}
.ca-loader.hidden { opacity: 0; pointer-events: none; }
.ca-loader-inner { text-align: center; }
.ca-spinner {
  width: 42px; height: 42px;
  border: 3px solid var(--gray-light);
  border-top-color: var(--yellow);
  border-radius: 50%;
  margin: 0 auto 16px;
  animation: ca-spin 0.9s linear infinite;
}
@keyframes ca-spin { to { transform: rotate(360deg); } }
.ca-loader-text { font-size: 13px; color: var(--gray); letter-spacing: 0.02em; }
@media (prefers-reduced-motion: reduce) {
  .ca-spinner { animation: none; border-top-color: var(--yellow); }
}

/* ---------- Onboarding hint ---------- */
.ca-hint {
  position: absolute;
  left: 50%; bottom: 18px;
  transform: translateX(-50%);
  background: rgba(10, 10, 10, 0.85);
  color: var(--white);
  padding: 9px 16px;
  border-radius: 100px;
  font-family: 'Inter Tight', sans-serif;
  font-size: 12.5px;
  z-index: 5;
  transition: opacity 0.5s;
  pointer-events: none;
  white-space: nowrap;
  max-width: calc(100% - 24px);
}
.ca-hint.hidden { opacity: 0; }

/* ---------- Tooltip ---------- */
.ca-tooltip {
  position: absolute;
  z-index: 7;
  pointer-events: none;
  background: var(--black);
  color: var(--white);
  padding: 8px 12px;
  border-radius: 8px;
  font-family: 'Inter Tight', sans-serif;
  font-size: 12.5px;
  max-width: 240px;
  line-height: 1.4;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.15s, transform 0.15s;
}
.ca-tooltip.show { opacity: 1; transform: translateY(0); }
.ca-tooltip strong { color: var(--yellow); display: block; margin-bottom: 2px; font-size: 13px; }

/* ---------- Toolbar (in alto a sinistra sul canvas) ---------- */
.ca-toolbar {
  position: absolute;
  top: 14px; left: 14px;
  z-index: 5;
  display: flex; gap: 8px; flex-wrap: wrap;
  max-width: calc(100% - 28px);
}
.ca-btn {
  font-family: 'Inter Tight', sans-serif;
  font-size: 12.5px;
  padding: 8px 14px;
  border-radius: 100px;
  border: 1.5px solid var(--black);
  background: rgba(250, 250, 247, 0.92);
  color: var(--black);
  cursor: pointer;
  display: inline-flex; align-items: center; gap: 7px;
  transition: background 0.2s, color 0.2s, transform 0.2s;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.ca-btn:hover { background: var(--yellow); }
.ca-btn:focus-visible { outline: 3px solid var(--black); outline-offset: 2px; }
.ca-btn[aria-pressed="true"] { background: var(--black); color: var(--white); }
.ca-btn-primary { background: var(--black); color: var(--white); }
.ca-btn-primary:hover { background: var(--yellow); color: var(--black); }

/* ---------- Pannello laterale ---------- */
.ca-panel {
  border: 1.5px solid var(--black);
  border-radius: var(--ca-radius);
  background: var(--white);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow-y: auto;
  max-height: 700px;
}
.ca-panel-empty { color: var(--gray); font-size: 15px; line-height: 1.6; }
.ca-panel-empty .ca-panel-empty-title {
  font-family: 'DM Serif Display', serif;
  font-size: 24px; color: var(--black);
  margin-bottom: 10px; line-height: 1.1;
}
.ca-panel-empty em { font-family: 'Libre Caslon Text', Georgia, serif; font-style: italic; }

.ca-panel-eyebrow {
  font-family: 'Inter Tight', sans-serif;
  font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--gray);
  display: flex; align-items: center; gap: 8px;
}
.ca-panel-eyebrow::before { content: ''; width: 22px; height: 1px; background: var(--black); }
.ca-panel-title {
  font-family: 'DM Serif Display', 'Times New Roman', serif;
  font-weight: 400; font-size: 27px; line-height: 1.05;
  letter-spacing: -0.02em;
}
.ca-systems { display: flex; flex-wrap: wrap; gap: 6px; }
.ca-chip {
  font-family: 'Inter Tight', sans-serif;
  font-size: 11px; letter-spacing: 0.02em;
  padding: 3px 10px; border-radius: 100px;
  border: 1px solid var(--gray-light);
  color: var(--gray);
  background: var(--white);
}

/* Badge evidenza */
.ca-badge {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: 'Inter Tight', sans-serif;
  font-size: 12px; font-weight: 600;
  padding: 5px 12px; border-radius: 100px;
  align-self: flex-start;
  border: 1.5px solid;
}
.ca-badge .ca-badge-dot { width: 8px; height: 8px; border-radius: 50%; }
.ca-badge[data-lvl="consolidato"] { color: var(--ca-consolidato); border-color: var(--ca-consolidato); background: rgba(42,157,143,0.08); }
.ca-badge[data-lvl="consolidato"] .ca-badge-dot { background: var(--ca-consolidato); }
.ca-badge[data-lvl="promettente"] { color: var(--ca-promettente); border-color: var(--ca-promettente); background: rgba(224,149,43,0.10); }
.ca-badge[data-lvl="promettente"] .ca-badge-dot { background: var(--ca-promettente); }
.ca-badge[data-lvl="preliminare"] { color: var(--ca-preliminare); border-color: var(--ca-preliminare); background: rgba(122,134,168,0.10); }
.ca-badge[data-lvl="preliminare"] .ca-badge-dot { background: var(--ca-preliminare); }

.ca-panel h4 {
  font-family: 'Inter Tight', sans-serif;
  font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--gray); margin-bottom: 5px;
}
.ca-panel p.ca-role { font-size: 14.5px; line-height: 1.6; color: var(--black); }
.ca-panel .ca-role-adhd {
  background: var(--yellow-soft);
  border-radius: 10px; padding: 13px 15px;
  border-left: 3px solid var(--yellow);
}

/* Circuiti collegati (cliccabili) */
.ca-panel-circuits { display: flex; flex-direction: column; gap: 7px; }
.ca-circuit-link {
  display: flex; align-items: center; gap: 9px;
  font-family: 'Inter Tight', sans-serif; font-size: 13px;
  padding: 8px 12px; border-radius: 9px;
  border: 1px solid var(--gray-light);
  background: var(--white); cursor: pointer; text-align: left;
  transition: border-color 0.2s, background 0.2s;
  color: var(--black); width: 100%;
}
.ca-circuit-link:hover { border-color: var(--black); background: #fafaf0; }
.ca-circuit-link:focus-visible { outline: 3px solid var(--black); outline-offset: 2px; }
.ca-circuit-link[aria-pressed="true"] { border-color: var(--black); background: var(--black); color: var(--white); }
.ca-circuit-swatch { width: 12px; height: 12px; border-radius: 3px; flex-shrink: 0; }

/* Accordion approfondimento / fonti */
.ca-accordion { border-top: 1px solid var(--gray-light); padding-top: 12px; }
.ca-accordion summary {
  cursor: pointer; list-style: none;
  font-family: 'Inter Tight', sans-serif; font-size: 13px; font-weight: 600;
  display: flex; justify-content: space-between; align-items: center;
}
.ca-accordion summary::-webkit-details-marker { display: none; }
.ca-accordion summary::after { content: '+'; font-size: 18px; color: var(--gray); }
.ca-accordion[open] summary::after { content: '–'; }
.ca-accordion .ca-accordion-body { padding-top: 10px; font-size: 13px; line-height: 1.6; color: var(--gray); }
.ca-refs { list-style: none; display: flex; flex-direction: column; gap: 8px; margin-top: 6px; }
.ca-refs li { font-size: 12px; line-height: 1.45; color: var(--gray); padding-left: 14px; position: relative; }
.ca-refs li::before { content: '→'; position: absolute; left: 0; color: var(--yellow); }
.ca-refs a { color: var(--black); text-decoration: underline; text-decoration-color: var(--yellow); text-decoration-thickness: 2px; }
.ca-ref-pending { font-style: italic; }

/* ---------- Toggles / legenda sotto lo stage ---------- */
.ca-controls-row {
  display: grid;
  grid-template-columns: 1fr var(--ca-panel-w);
  gap: 16px;
  margin-top: 16px;
}
.ca-toggles-box, .ca-legend-box {
  border: 1.5px solid var(--gray-light);
  border-radius: var(--ca-radius);
  padding: 18px 20px;
}
.ca-toggles-title, .ca-legend-title {
  font-family: 'Inter Tight', sans-serif;
  font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--gray); margin-bottom: 12px;
}
.ca-toggles { display: flex; flex-wrap: wrap; gap: 8px; }
.ca-toggle {
  font-family: 'Inter Tight', sans-serif; font-size: 12.5px;
  padding: 7px 13px; border-radius: 100px;
  border: 1.5px solid var(--gray-light); background: var(--white);
  color: var(--black); cursor: pointer;
  display: inline-flex; align-items: center; gap: 8px;
  transition: border-color 0.2s, background 0.2s;
}
.ca-toggle:hover { border-color: var(--black); }
.ca-toggle:focus-visible { outline: 3px solid var(--black); outline-offset: 2px; }
.ca-toggle[aria-pressed="true"] { border-color: var(--black); background: var(--black); color: var(--white); }
.ca-toggle-swatch { width: 11px; height: 11px; border-radius: 3px; }

.ca-legend-items { display: flex; flex-direction: column; gap: 9px; }
.ca-legend-item { display: flex; gap: 10px; align-items: flex-start; font-family: 'Inter Tight', sans-serif; font-size: 12px; line-height: 1.4; }
.ca-legend-item .ca-badge-dot { width: 9px; height: 9px; border-radius: 50%; margin-top: 3px; flex-shrink: 0; }
.ca-legend-item b { display: block; color: var(--black); }
.ca-legend-item span { color: var(--gray); }

/* ---------- Tour overlay ---------- */
.ca-tour {
  position: absolute;
  left: 14px; right: 14px; bottom: 14px;
  z-index: 8;
  background: var(--black); color: var(--white);
  border-radius: 14px; padding: 20px 22px;
  display: none;
  box-shadow: 0 12px 40px rgba(0,0,0,0.28);
}
.ca-tour.show { display: block; }
.ca-tour-step { font-family: 'Inter Tight', sans-serif; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--yellow); margin-bottom: 8px; }
.ca-tour-title { font-family: 'DM Serif Display', serif; font-size: 22px; line-height: 1.1; margin-bottom: 8px; }
.ca-tour-text { font-size: 14px; line-height: 1.55; color: rgba(255,255,255,0.85); max-width: 640px; }
.ca-tour-nav { display: flex; gap: 10px; margin-top: 16px; align-items: center; }
.ca-tour-nav .ca-btn { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.4); }
.ca-tour-nav .ca-btn:hover { background: var(--yellow); color: var(--black); border-color: var(--yellow); }
.ca-tour-nav .ca-btn-primary { background: var(--yellow); color: var(--black); border-color: var(--yellow); }
.ca-tour-dots { display: flex; gap: 6px; margin-left: auto; }
.ca-tour-dot { width: 7px; height: 7px; border-radius: 50%; background: rgba(255,255,255,0.3); }
.ca-tour-dot.active { background: var(--yellow); }

/* ---------- Lista testuale accessibile ---------- */
.ca-a11y {
  margin-top: 40px;
  border-top: 1.5px solid var(--gray-light);
  padding-top: 32px;
}
.ca-a11y-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 14px;
  margin-top: 20px;
}
.ca-a11y-card {
  border: 1.5px solid var(--gray-light);
  border-radius: 12px; padding: 20px;
  transition: border-color 0.2s;
}
.ca-a11y-card:hover { border-color: var(--black); }
.ca-a11y-card h3 { font-family: 'DM Serif Display', serif; font-weight: 400; font-size: 20px; margin-bottom: 8px; line-height: 1.1; }
.ca-a11y-card .ca-badge { margin-bottom: 10px; }
.ca-a11y-card p { font-size: 14px; line-height: 1.55; margin-bottom: 8px; }
.ca-a11y-card .ca-a11y-adhd { color: var(--black); }
.ca-a11y-card .ca-a11y-general { color: var(--gray); }

/* ---------- Fallback no-WebGL ---------- */
.ca-fallback {
  display: none;
  min-height: 420px;
  border: 1.5px dashed var(--gray);
  border-radius: var(--ca-radius);
  padding: 40px;
  text-align: center;
  align-items: center; justify-content: center;
  flex-direction: column; gap: 14px;
  color: var(--gray);
  font-family: 'Inter Tight', sans-serif;
}
.ca-fallback.show { display: flex; }
.ca-fallback h3 { font-family: 'DM Serif Display', serif; font-size: 24px; color: var(--black); }

/* ---------- Crediti ---------- */
.ca-credits {
  margin-top: 24px;
  font-family: 'Inter Tight', sans-serif;
  font-size: 12px; line-height: 1.6; color: var(--gray);
}
.ca-credits summary { cursor: pointer; font-weight: 600; color: var(--black); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1040px) {
  .ca-stage { grid-template-columns: 1fr; }
  .ca-controls-row { grid-template-columns: 1fr; }
  .ca-panel {
    max-height: none;
  }
  /* Su tablet/mobile il pannello diventa un bottom-sheet a comparsa */
  .ca-panel.ca-panel-sheet {
    position: fixed;
    left: 0; right: 0; bottom: 0;
    z-index: 120;
    max-height: 72vh;
    border-radius: 20px 20px 0 0;
    border: none;
    box-shadow: 0 -10px 40px rgba(0,0,0,0.22);
    transform: translateY(102%);
    transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
  }
  .ca-panel.ca-panel-sheet.open { transform: translateY(0); }
  .ca-sheet-handle {
    width: 44px; height: 5px; border-radius: 3px;
    background: var(--gray-light);
    margin: 0 auto 8px; flex-shrink: 0;
  }
  .ca-sheet-close {
    position: absolute; top: 16px; right: 16px;
    width: 34px; height: 34px; border-radius: 50%;
    border: 1.5px solid var(--black); background: var(--white);
    cursor: pointer; font-size: 18px; line-height: 1;
    display: grid; place-items: center;
  }
}
@media (min-width: 1041px) {
  .ca-sheet-handle, .ca-sheet-close { display: none; }
}

@media (max-width: 768px) {
  .ca-module { padding: 0 22px; }
  .ca-canvas-wrap { min-height: 66vh; }
  .ca-tour { left: 8px; right: 8px; bottom: 8px; padding: 16px 18px; }
  .ca-tour-title { font-size: 19px; }
  .ca-a11y-grid { grid-template-columns: 1fr; }
  .ca-toolbar { top: 10px; left: 10px; gap: 6px; }
  .ca-btn { font-size: 12px; padding: 7px 12px; }
}

@media (prefers-reduced-motion: reduce) {
  .ca-panel.ca-panel-sheet { transition: none; }
  .ca-tooltip { transition: none; }
}