/* ============================================================================
   ZEPHYR'S ELIXIR — legal.css
   Foglio di stile condiviso per TUTTI i documenti legali (Privacy, T&C, EULA,
   Cookie Policy). Si carica DOPO styles.css (che fornisce header/footer/nav).
   Zero dipendenze esterne · Mobile-first · Light/Dark · WCAG 2.2 AA · Print.
   ============================================================================ */

/* === DESIGN TOKENS (tema scuro = default, coerente col sito) === */
:root {
  --legal-page-bg:      var(--blue-900, #0A142D);
  --legal-sheet-bg:     #0E1B38;
  --legal-sheet-border: rgba(0, 191, 255, 0.14);
  --legal-text:         #DCE6F5;   /* contrasto ~12:1 su sheet scuro */
  --legal-heading:      #FFFFFF;
  --legal-muted:        #93A8CC;   /* ≥ 4.5:1 su sheet scuro */
  --legal-link:         #79C0FF;
  --legal-link-hover:   #B4DCFF;
  --legal-accent:       var(--cyan, #00BFFF);
  --legal-rule:         rgba(255, 255, 255, 0.08);
  --legal-code-bg:      rgba(0, 191, 255, 0.10);
  --legal-toc-active:   var(--cyan, #00BFFF);

  --legal-info-bg:      rgba(0, 127, 255, 0.10);
  --legal-info-bd:      rgba(0, 127, 255, 0.45);
  --legal-warn-bg:      rgba(255, 170, 0, 0.10);
  --legal-warn-bd:      rgba(255, 170, 0, 0.50);
  --legal-ok-bg:        rgba(0, 230, 118, 0.10);
  --legal-ok-bd:        rgba(0, 230, 118, 0.45);

  --legal-measure:      72ch;   /* larghezza di lettura ottimale */
  --legal-radius:       14px;
  --legal-gap:          clamp(1.5rem, 1rem + 2vw, 3rem);
}

/* === TEMA CHIARO (per chi preferisce light a livello OS) — "foglio" su scrivania scura === */
@media (prefers-color-scheme: light) {
  :root {
    --legal-sheet-bg:     #FFFFFF;
    --legal-sheet-border: rgba(10, 20, 45, 0.12);
    --legal-text:         #1C2B45;
    --legal-heading:      #0A142D;
    --legal-muted:        #51637E;
    --legal-link:         #0F4C9A;
    --legal-link-hover:   #007FFF;
    --legal-rule:         rgba(10, 20, 45, 0.10);
    --legal-code-bg:      rgba(10, 20, 45, 0.06);
    --legal-info-bg:      rgba(0, 127, 255, 0.08);
    --legal-warn-bg:      rgba(214, 132, 0, 0.10);
    --legal-warn-bd:      rgba(214, 132, 0, 0.55);
    --legal-ok-bg:        rgba(0, 150, 80, 0.10);
  }
}

/* === LAYOUT === */
.legal {
  max-width: 1180px;
  margin-inline: auto;
  padding: clamp(5.5rem, 5rem + 3vw, 7.5rem) var(--space-lg, 1.5rem) var(--space-3xl, 4rem);
}

.legal__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--legal-gap);
  align-items: start;
}

/* TOC a lato su desktop largo */
@media (min-width: 1024px) {
  .legal__grid { grid-template-columns: minmax(220px, 280px) minmax(0, 1fr); }
}

/* === INTESTAZIONE DOCUMENTO === */
.legal__hero {
  grid-column: 1 / -1;
  padding-bottom: var(--space-lg, 1.5rem);
  border-bottom: 1px solid var(--legal-rule);
  margin-bottom: var(--space-md, 1rem);
}
.legal__eyebrow {
  display: inline-block;
  font: 600 var(--fs-xs, 0.8rem)/1 var(--font-mono, monospace);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--legal-accent);
  margin-bottom: var(--space-sm, 0.75rem);
}
.legal__title {
  color: var(--legal-heading);
  font-size: var(--fs-4xl, clamp(2.2rem, 1.6rem + 2.6vw, 3.4rem));
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.legal__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm, 0.75rem) var(--space-lg, 1.5rem);
  margin-top: var(--space-md, 1rem);
  color: var(--legal-muted);
  font-size: var(--fs-sm, 0.9rem);
}
.legal__meta strong { color: var(--legal-text); font-weight: 600; }

/* Badge normativi */
.legal__badges { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: var(--space-md, 1rem); }
.legal-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.34rem 0.7rem;
  border-radius: var(--radius-full, 9999px);
  font: 600 var(--fs-xs, 0.78rem)/1 var(--font-display, sans-serif);
  border: 1px solid transparent;
  white-space: nowrap;
}
.legal-badge--gdpr { color: #8FE3B0; background: var(--legal-ok-bg);   border-color: var(--legal-ok-bd); }
.legal-badge--ai   { color: #FFD27A; background: var(--legal-warn-bg); border-color: var(--legal-warn-bd); }
.legal-badge--whop { color: #C4B5FD; background: rgba(124, 92, 255, 0.12); border-color: rgba(124, 92, 255, 0.45); }

/* === SOMMARIO (TOC) STICKY === */
.legal-toc {
  position: sticky;
  top: 90px;
  align-self: start;
  max-height: calc(100vh - 110px);
  overflow-y: auto;
  padding: var(--space-md, 1rem);
  background: var(--bg-glass, rgba(255,255,255,0.03));
  border: 1px solid var(--legal-sheet-border);
  border-radius: var(--legal-radius);
  scrollbar-width: thin;
}
.legal-toc__title {
  font: 700 var(--fs-xs, 0.78rem)/1 var(--font-mono, monospace);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--legal-muted);
  margin-bottom: var(--space-sm, 0.75rem);
}
.legal-toc__list { list-style: none; display: flex; flex-direction: column; gap: 0.15rem; }
.legal-toc__link {
  display: block;
  padding: 0.4rem 0.6rem;
  border-radius: 8px;
  border-left: 2px solid transparent;
  color: var(--legal-muted);
  text-decoration: none;
  font-size: var(--fs-sm, 0.9rem);
  line-height: 1.35;
  transition: color var(--transition-fast, .15s), background var(--transition-fast, .15s);
}
.legal-toc__link:hover { color: var(--legal-link-hover); background: var(--bg-glass-hover, rgba(255,255,255,0.06)); }
.legal-toc__link.is-active {
  color: var(--legal-toc-active);
  border-left-color: var(--legal-toc-active);
  background: var(--legal-info-bg);
  font-weight: 600;
}

/* TOC come accordion in cima su mobile/tablet */
@media (max-width: 1023.98px) {
  .legal-toc { position: static; max-height: none; }
  .legal-toc__list { columns: 2; column-gap: var(--space-md, 1rem); }
}
@media (max-width: 479.98px) { .legal-toc__list { columns: 1; } }

/* === FOGLIO DEL DOCUMENTO === */
.legal-doc {
  background: var(--legal-sheet-bg);
  border: 1px solid var(--legal-sheet-border);
  border-radius: var(--legal-radius);
  padding: clamp(1.25rem, 1rem + 2.5vw, 3rem);
  box-shadow: var(--shadow-md, 0 8px 24px rgba(0,0,0,.4));
  color: var(--legal-text);
  font-size: var(--fs-base, 1rem);
  line-height: 1.72;
}

.legal-section { scroll-margin-top: 96px; }
.legal-section + .legal-section { margin-top: var(--space-2xl, 3rem); padding-top: var(--space-xl, 2rem); border-top: 1px solid var(--legal-rule); }

.legal-doc h2 {
  color: var(--legal-heading);
  font-size: var(--fs-2xl, 1.7rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-md, 1rem);
  display: flex;
  gap: 0.6rem;
  align-items: baseline;
}
.legal-doc h2 .legal-num {
  font: 700 0.7em/1 var(--font-mono, monospace);
  color: var(--legal-accent);
  flex: none;
}
.legal-doc h3 {
  color: var(--legal-heading);
  font-size: var(--fs-lg, 1.2rem);
  font-weight: 600;
  margin: var(--space-xl, 2rem) 0 var(--space-sm, 0.75rem);
}
.legal-doc h4 { color: var(--legal-text); font-size: var(--fs-base,1rem); font-weight: 700; margin: var(--space-lg,1.5rem) 0 var(--space-xs,0.5rem); }

.legal-doc p,
.legal-doc li { max-width: var(--legal-measure); }
.legal-doc p { margin-bottom: var(--space-md, 1rem); }
.legal-doc strong { color: var(--legal-heading); font-weight: 700; }
.legal-doc a { color: var(--legal-link); text-decoration: underline; text-underline-offset: 2px; }
.legal-doc a:hover { color: var(--legal-link-hover); }

.legal-doc ul,
.legal-doc ol { margin: 0 0 var(--space-md, 1rem) 1.4rem; display: flex; flex-direction: column; gap: 0.4rem; }
.legal-doc li { padding-left: 0.25rem; }
.legal-doc ul li::marker { color: var(--legal-accent); }
.legal-doc ol li::marker { color: var(--legal-muted); font-variant-numeric: tabular-nums; }

/* Liste di definizioni (Definizioni, Diritti) */
.legal-dl { display: grid; gap: var(--space-sm, 0.75rem); margin-bottom: var(--space-md, 1rem); }
.legal-dl > div {
  padding: var(--space-sm, 0.75rem) var(--space-md, 1rem);
  background: var(--bg-glass, rgba(255,255,255,0.03));
  border: 1px solid var(--legal-rule);
  border-radius: 10px;
}
.legal-dl dt { font-weight: 700; color: var(--legal-heading); margin-bottom: 0.2rem; }
.legal-dl dd { color: var(--legal-text); }

code, .legal-code {
  font-family: var(--font-mono, monospace);
  font-size: 0.9em;
  background: var(--legal-code-bg);
  padding: 0.12em 0.4em;
  border-radius: 6px;
  word-break: break-word;
}

/* === CALLOUT / HIGHLIGHT === */
.legal-callout {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  padding: var(--space-md, 1rem) var(--space-lg, 1.5rem);
  border: 1px solid var(--legal-info-bd);
  background: var(--legal-info-bg);
  border-radius: var(--legal-radius);
  margin: var(--space-lg, 1.5rem) 0;
}
.legal-callout__icon { font-size: 1.3rem; line-height: 1.4; }
.legal-callout p:last-child { margin-bottom: 0; }
.legal-callout--warn { border-color: var(--legal-warn-bd); background: var(--legal-warn-bg); }
.legal-callout--ok   { border-color: var(--legal-ok-bd);   background: var(--legal-ok-bg); }

/* === TABELLE DATI === */
.legal-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: var(--space-lg, 1.5rem) 0;
  border: 1px solid var(--legal-sheet-border);
  border-radius: var(--legal-radius);
}
.legal-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
  font-size: var(--fs-sm, 0.92rem);
}
.legal-table caption {
  text-align: left;
  padding: var(--space-sm, 0.75rem) var(--space-md, 1rem);
  color: var(--legal-muted);
  font-size: var(--fs-xs, 0.8rem);
}
.legal-table th,
.legal-table td {
  padding: 0.7rem 0.9rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--legal-rule);
  max-width: none;
}
.legal-table thead th {
  position: sticky;
  top: 0;
  background: var(--bg-tertiary, #192850);
  color: var(--legal-heading);
  font-weight: 700;
  white-space: nowrap;
}
.legal-table tbody tr:hover { background: var(--bg-glass, rgba(255,255,255,0.03)); }
.legal-table tbody tr:last-child td { border-bottom: 0; }

/* === BLOCCO ACCETTAZIONE / FIRMA === */
.legal-accept {
  margin-top: var(--space-2xl, 3rem);
  padding: var(--space-lg, 1.5rem);
  border: 1px dashed var(--legal-info-bd);
  border-radius: var(--legal-radius);
  background: var(--legal-info-bg);
  text-align: center;
}
.legal-accept p { margin: 0 auto; }

/* === BACK TO TOP === */
.legal-top {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: var(--radius-full, 9999px);
  background: var(--gradient-button, #0066CC);
  color: #fff;
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-md, 0 8px 24px rgba(0,0,0,.4));
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition-base, .3s), transform var(--transition-base, .3s), visibility var(--transition-base, .3s);
  z-index: var(--z-sticky, 200);
}
.legal-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.legal-top:hover { filter: brightness(1.1); }

/* === ACCESSIBILITÀ === */
.legal a:focus-visible,
.legal button:focus-visible,
.legal-toc__link:focus-visible {
  outline: 3px solid var(--legal-accent);
  outline-offset: 2px;
  border-radius: 4px;
}
.legal .sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

@media (prefers-reduced-motion: reduce) {
  .legal-top, .legal-toc__link, .legal-doc a { transition: none; }
  html { scroll-behavior: auto; }
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .legal { padding-top: clamp(4.5rem, 4rem + 4vw, 6rem); }
  .legal-doc { line-height: 1.68; }
  .legal-table { min-width: 560px; }
}
@media (max-width: 480px) {
  .legal-doc h2 { flex-direction: column; gap: 0.2rem; }
  .legal__meta { flex-direction: column; gap: 0.4rem; }
}

/* TV / display molto ampi */
@media (min-width: 1920px) {
  .legal { max-width: 1480px; }
  .legal-doc { font-size: 1.15rem; }
  .legal__title { font-size: 4rem; }
}

/* === PRINT === */
@media print {
  :root {
    --legal-sheet-bg: #fff; --legal-text: #111; --legal-heading: #000;
    --legal-muted: #444; --legal-link: #00498f; --legal-rule: #ccc;
    --legal-sheet-border: #ccc;
  }
  #app-header, #app-footer, .legal-toc, .legal-top, .bg-animation, .particles, .grid-overlay,
  #cookie-banner, #cookie-prefs { display: none !important; }
  body { background: #fff !important; color: #000; }
  .legal { padding: 0; max-width: 100%; }
  .legal__grid { display: block; }
  .legal-doc { border: none; box-shadow: none; padding: 0; font-size: 11pt; line-height: 1.5; }
  .legal-section { break-inside: avoid-page; }
  .legal-doc h2, .legal-doc h3 { break-after: avoid; }
  .legal-doc a { color: #000; text-decoration: underline; }
  .legal-doc a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 9pt; color: #555; word-break: break-all; }
  .legal-table { min-width: 0; font-size: 9pt; }
  .legal-callout, .legal-accept { border: 1px solid #999; background: #f5f5f5 !important; }
}