/* =========================================================================
   CodiceOnline.it - foglio di stile unico, mobile-first
   Sostituisce integralmente /assets/css/style.css. Nessuna risorsa esterna.
   Indice
     01. Token (colore, tipografia, spazio, raggi)
     02. Dark mode
     03. Reset e base
     04. Header e navigazione
     05. Layout e intestazione di pagina
     06. Strumento: form, campi, segmenti, data
     07. Autocomplete luogo
     08. Pulsanti
     09. Risultato: codice, blocchi, barcode
     10. Avvisi e stati (ok / warn / err / caricamento)
     11. Tabs strumenti
     12. Contenuto editoriale (.prose, tabelle, FAQ)
     13. Footer
     14. Stampa e preferenze utente
   ========================================================================= */

/* 01. TOKEN ---------------------------------------------------------------
   Un solo accento (blu editoriale) + una scala di grigi caldi.
   Colori aggiunti e motivo:
   --accent-700  pressione/hover del blu, serve per lo stato attivo AA su bianco
   --accent-050  fondo tenue del blu, usato solo per selezione tendina e focus
   --ok/--warn/--err  tre colori di stato: obbligatori per esiti verifica,
                      comune soppresso ed errore di campo. Nessun altro colore.

   Nessun emblema né layout a tessera; il tricolore compare una sola volta,
   come filetto sopra il calcolatore. Neutri freddi (hue ~215) sotto l'accento. */
:root {
  /* neutri freddi */
  --n-0:   #ffffff;
  --n-25:  #fafcfd;
  --n-50:  #f2f6f9;
  --n-100: #e9eff4;
  --n-200: #dde5ec;
  --n-300: #c6d2dd;
  --n-400: #9aa8b5;
  --n-500: #6f7d8a;
  --n-600: #526069;
  --n-800: #27313a;
  --n-900: #16202a;

  /* palette del marchio: #0b5c9e blu, #0f766e verde acqua (esiti corretti, stato copiato),
     #1aa3d9 azzurro (accento del tema scuro), #e8f2fb fondo tenue */
  --accent:      #0b5c9e;
  --accent-700:  #08477c;
  --accent-050:  #e8f2fb;
  --accent-200:  #a8cfe8;
  --accent-fg:   #ffffff;
  /* superficie dello strumento */
  --tool-surface: linear-gradient(170deg, #e8f2fb 0%, #f2f6f9 62%);


  /* tricolore: solo filetti, mai fondi o testo */
  --it-green: #008c45;
  --it-white: #f4f5f0;
  --it-red:   #cd212a;
  --it-edge:  #b9c7d3; /* hairline tra le bande: senza, il bianco sparisce sul fondo chiaro */
  --tricolore: linear-gradient(90deg,
      var(--it-green) 0 33.1%,
      var(--it-edge)  33.1% 33.5%,
      var(--it-white) 33.5% 66.5%,
      var(--it-edge)  66.5% 66.9%,
      var(--it-red)   66.9% 100%);

  /* stati */
  --ok:   #0f766e;  --ok-bg:   #e6f4f2;  --ok-line:   #8fcac2;
  --warn: #8a5300;  --warn-bg: #fcf1df;  --warn-line: #dfb676;
  --err:  #a32218;  --err-bg:  #fbeceb;  --err-line:  #dda49f;

  /* ruoli */
  --bg:    var(--n-0);
  --bg-2:  var(--n-50);
  --card:  var(--n-0);
  --fg:    var(--n-900);
  --fg-2:  var(--n-600);
  --fg-3:  var(--n-500);
  --line:  var(--n-200);
  --line-2:var(--n-300);

  /* forma */
  --radius:    12px;
  --radius-sm: 9px;
  --radius-pill: 999px;
  --max: 64rem;
  --measure: 70ch;
  --ring: 0 0 0 3px rgba(27, 78, 168, .28);

  /* tipografia */
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

/* 02. DARK MODE -----------------------------------------------------------
   Stessi ruoli, valori ricalibrati: fondo blu-notte,
   accento schiarito per restare AA su fondo scuro. Attributo data-theme come
   scavalco manuale, media query come default. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg:    #0d1620;
    --bg-2:  #121e2a;
    --card:  #15222f;
    --fg:    #eaf1f7;
    --fg-2:  #aab9c6;
    --fg-3:  #8b9aa7;
    --line:  #24333f;
    --line-2:#354653;
  
    --accent:     #1aa3d9;
    --accent-700: #5cc3ea;
    --accent-050: #13293b;
    --accent-200: #2e5b7d;
    --accent-fg:  #07243d;
  --tool-surface: linear-gradient(170deg, #16283a 0%, #121e2a 62%);
  
    --ok:   #4fd1c1;  --ok-bg:   #0c2422;  --ok-line:   #1f5a54;
    --warn: #f0bd6e;  --warn-bg: #2a2114;  --warn-line: #6a5024;
    --err:  #ff9b90;  --err-bg:  #2d1917;  --err-line:  #6e3a34;
    --ring: 0 0 0 3px rgba(26, 163, 217, .40);
  }
}
:root[data-theme="dark"] {
  --bg:    #0d1620;
  --bg-2:  #121e2a;
  --card:  #15222f;
  --fg:    #eaf1f7;
  --fg-2:  #aab9c6;
  --fg-3:  #8b9aa7;
  --line:  #24333f;
  --line-2:#354653;

  --accent:     #1aa3d9;
  --accent-700: #5cc3ea;
  --accent-050: #13293b;
  --accent-200: #2e5b7d;
  --accent-fg:  #07243d;
  --tool-surface: linear-gradient(170deg, #16283a 0%, #121e2a 62%);

  --ok:   #4fd1c1;  --ok-bg:   #0c2422;  --ok-line:   #1f5a54;
  --warn: #f0bd6e;  --warn-bg: #2a2114;  --warn-line: #6a5024;
  --err:  #ff9b90;  --err-bg:  #2d1917;  --err-line:  #6e3a34;
  --ring: 0 0 0 3px rgba(26, 163, 217, .40);
}

/* 03. RESET E BASE -------------------------------------------------------- */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font: 16px/1.6 var(--sans);
  color: var(--fg);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: var(--accent); text-underline-offset: 2px; text-decoration-thickness: from-font; }
a:hover { color: var(--accent-700); }
h1, h2, h3 { line-height: 1.22; margin: 0 0 .5rem; letter-spacing: -.015em; font-weight: 700; }
h1 { font-size: clamp(1.6rem, 5.4vw, 2.05rem); }
h2 { font-size: 1.22rem; margin-top: 2.25rem; }
h3 { font-size: 1.02rem; margin-top: 1.5rem; }
p, ul, ol, table { margin: 0 0 1rem; }
strong { font-weight: 650; }
code, .mono { font-family: var(--mono); font-size: .94em; font-variant-numeric: tabular-nums; }
code { background: var(--bg-2); border: 1px solid var(--line); border-radius: 5px; padding: .08em .32em; }
::selection { background: var(--accent); color: var(--accent-fg); }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 16px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

/* 04. HEADER E NAVIGAZIONE ------------------------------------------------
   Compatto (52px) per non rubare la prima schermata su mobile. */
.site-header { background: var(--bg); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 52px; }
.brand { font-weight: 700; font-size: 1.05rem; letter-spacing: -.02em; color: var(--fg); text-decoration: none; }
.brand { display: inline-flex; align-items: center; line-height: 0; }
.brand img { height: 30px; width: auto; display: block; }
@media (min-width: 860px) { .brand img { height: 34px; } }
.nav-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 40px; padding: 0 .7rem; margin-right: -.2rem;
  font: inherit; font-size: .9rem; font-weight: 550; color: var(--fg-2);
  background: none; border: 1px solid var(--line-2); border-radius: var(--radius-sm);
  cursor: pointer;
}
.nav-toggle:hover { color: var(--fg); border-color: var(--n-400); }
.site-nav { display: none; }
.site-nav.open {
  display: block; position: absolute; left: 0; right: 0; z-index: 20;
  background: var(--bg); border-bottom: 1px solid var(--line);
  box-shadow: 0 12px 24px -18px rgba(0,0,0,.5);
}
.site-nav ul { list-style: none; margin: 0; padding: .25rem 16px .5rem; }
.site-nav a {
  display: block; padding: .8rem 0; min-height: 44px;
  color: var(--fg); text-decoration: none; font-size: .97rem;
  border-bottom: 1px solid var(--line);
}
.site-nav li:last-child a { border-bottom: 0; }
.site-nav a[aria-current="page"] { color: var(--accent); font-weight: 650; }
@media (min-width: 860px) {
  .nav-toggle { display: none; }
  .site-nav { display: block !important; position: static; border: 0; box-shadow: none; }
  .site-nav ul { display: flex; gap: 1.35rem; padding: 0; }
  .site-nav a {
    border: 0; padding: .35rem 0; min-height: 0; font-size: .95rem; color: var(--fg-2);
    border-bottom: 2px solid transparent;
  }
  .site-nav a:hover { color: var(--fg); }
  .site-nav a[aria-current="page"] { color: var(--fg); border-bottom-color: var(--accent); }
}

/* 05. LAYOUT E INTESTAZIONE DI PAGINA ------------------------------------- */
main { padding: 1.25rem 0 3.5rem; }
main > .wrap > h1 { margin-bottom: .35rem; }
.lead {
  color: var(--fg-2); font-size: 1.02rem; line-height: 1.5;
  max-width: 52ch; margin: 0 0 1.1rem; text-wrap: pretty;
}
.grid-2 { display: grid; gap: 1rem; }
@media (min-width: 860px) { .grid-2 { grid-template-columns: 1fr 1fr; gap: 1.5rem; align-items: start; } }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem 1.15rem; }
.muted { color: var(--fg-2); font-size: .92rem; }
.small { font-size: .875rem; }
.mt0 { margin-top: 0; }

/* 06. STRUMENTO: FORM ------------------------------------------------------
   Il form è il contenuto principale: superficie chiara, bordo netto,
   nessun ornamento sopra di esso. */
.tool {
  position: relative;
  background: var(--tool-surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1rem 1rem;
  /* niente overflow:hidden: taglierebbe la tendina dell'autocompletamento */
}

@media (min-width: 640px) { .tool { padding: 1.35rem; } }

/* filetto tricolore sul bordo superiore del calcolatore (home e /en/).
   Niente overflow:hidden sul contenitore, che taglierebbe la tendina:
   il filetto si arrotonda da solo agli angoli. */
.tool[data-tool="calc"]::before {
  content: ""; position: absolute; top: -1px; left: -1px; right: -1px; height: 4px;
  background: var(--tricolore);
  border-radius: var(--radius) var(--radius) 0 0;
  pointer-events: none;
}
.tool[data-tool="calc"] { padding-top: 1.35rem; }
@media (min-width: 640px) { .tool[data-tool="calc"] { padding-top: 1.7rem; } }

.tool > h2:first-of-type { margin-top: 0; }
.tool form { display: grid; gap: .85rem; }
@media (min-width: 640px) {
  .tool form.cols { grid-template-columns: 1fr 1fr; column-gap: 1rem; row-gap: 1rem; }
  .tool form.cols .full { grid-column: 1 / -1; }
}
.field { min-width: 0; }
fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
label, legend {
  display: block; margin-bottom: .3rem; padding: 0;
  font-size: .875rem; font-weight: 600; letter-spacing: .005em; color: var(--fg);
}
input[type=text], input[type=search], input[type=number], select, textarea {
  width: 100%; min-height: 48px;
  font: inherit; font-size: 16px; /* >=16px: evita lo zoom automatico su iOS */
  padding: .6rem .75rem;
  color: var(--fg); background: var(--card);
  border: 1px solid var(--line-2); border-radius: var(--radius-sm);
  appearance: none;
}
input::placeholder { color: var(--fg-3); opacity: 1; }
input:hover, select:hover { border-color: var(--n-400); }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: var(--ring); }
/* niente frecce sui campi numerici: rubano spazio e non servono su mobile */
input[type=number] { -moz-appearance: textfield; }
input[type=number]::-webkit-outer-spin-button,
input[type=number]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
input[aria-invalid="true"] { border-color: var(--err); border-width: 2px; padding: calc(.6rem - 1px) calc(.75rem - 1px); }
input[aria-invalid="true"]:focus { box-shadow: 0 0 0 3px rgba(163, 34, 24, .22); }

/* data: GG / MM / AAAA, cifre tabulari e centrate */
.date-row { display: grid; grid-template-columns: 1fr 1fr 1.5fr; gap: .5rem; }
.date-row input { text-align: center; font-family: var(--mono); font-variant-numeric: tabular-nums; letter-spacing: .04em; }

/* sesso: due segmenti, 48px di altezza utile */
.seg {
  display: grid; grid-template-columns: 1fr 1fr;
  background: var(--card); border: 1px solid var(--line-2);
  border-radius: var(--radius-sm); overflow: hidden;
}
.seg label {
  margin: 0; display: flex; align-items: center; justify-content: center;
  min-height: 46px; padding: .5rem;
  font-size: .95rem; font-weight: 550; color: var(--fg-2);
  cursor: pointer; border-left: 1px solid var(--line-2);
}
.seg label:first-of-type { border-left: 0; }
.seg input { position: absolute; opacity: 0; width: 0; height: 0; }
.seg input:checked + label { background: var(--accent); color: var(--accent-fg); font-weight: 650; border-color: var(--accent); }
.seg input:focus-visible + label { outline: 2px solid var(--accent); outline-offset: -3px; }
.field-hint { font-size: .84rem; line-height: 1.4; color: var(--fg-2); margin-top: .35rem; min-height: 1.2em; }
.field-hint .code { font-family: var(--mono); }
/* errore di campo: riconoscibile anche senza colore (glifo + peso) */
.field-err {
  display: flex; gap: .4rem; align-items: baseline;
  font-size: .85rem; font-weight: 550; color: var(--err); margin-top: .35rem;
}
.field-err::before { content: "✕"; font-size: .78em; font-weight: 700; }

/* 07. AUTOCOMPLETE LUOGO --------------------------------------------------- */
.ac { position: relative; }
.ac-list {
  position: absolute; left: 0; right: 0; top: calc(100% + 4px); z-index: 30;
  margin: 0; padding: .25rem; list-style: none;
  max-height: 17rem; overflow: auto; overscroll-behavior: contain;
  background: var(--card); border: 1px solid var(--line-2); border-radius: var(--radius);
  box-shadow: 0 18px 32px -18px rgba(20, 18, 14, .45);
}
.ac-list:empty { display: none; }
.ac-list li {
  display: grid; grid-template-columns: 1fr auto; column-gap: .75rem;
  align-items: baseline; padding: .6rem .6rem; min-height: 46px;
  border-radius: var(--radius-sm); cursor: pointer;
}
.ac-list li + li { margin-top: 1px; }
.ac-list .name { font-weight: 600; }
.ac-list .code { font-family: var(--mono); font-size: .9rem; font-weight: 600; color: var(--fg-2); letter-spacing: .04em; }
.ac-list .meta { grid-column: 1 / -1; display: block; font-size: .82rem; color: var(--fg-3); margin-top: .1rem; }
.ac-list .meta.warn, .ac-list .warn { color: var(--warn); font-weight: 550; }
.ac-list li[aria-selected="true"], .ac-list li:hover {
  background: var(--accent-050);
}
.ac-list li[aria-selected="true"] .code { color: var(--accent); }

/* 08. PULSANTI ------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .45rem;
  min-height: 50px; padding: .7rem 1.25rem;
  font: inherit; font-size: 1rem; font-weight: 650; letter-spacing: -.005em;
  color: var(--accent-fg); background: var(--accent);
  border: 1px solid var(--accent); border-radius: var(--radius-sm);
  text-decoration: none; cursor: pointer;
}
.btn:hover { background: var(--accent-700); border-color: var(--accent-700); color: var(--accent-fg); }
.btn:active { transform: translateY(1px); }
.btn.secondary { background: var(--card); color: var(--accent); border-color: var(--line-2); font-weight: 600; }
.btn.secondary:hover { background: var(--bg-2); color: var(--accent-700); border-color: var(--n-400); }
.btn.block { width: 100%; }
.btn:disabled { opacity: .45; cursor: default; transform: none; }
.btn-row { display: flex; flex-wrap: wrap; gap: .6rem; }
/* conferma copia: cambia colore e antepone un segno di spunta */
.btn.copied, .btn[data-copied="true"] {
  background: var(--ok); border-color: var(--ok); color: var(--n-0);
}
.btn.copied::before, .btn[data-copied="true"]::before { content: "✓"; font-weight: 700; }
:root[data-theme="dark"] .btn.copied,
:root[data-theme="dark"] .btn[data-copied="true"] { color: #0d1f14; }

/* 09. RISULTATO ------------------------------------------------------------
   Deve leggersi come "codice calcolato": nessun layout a tessera,
   nessun emblema, nessun fondo istituzionale. Solo tipografia. */
.result { margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid var(--line-2); }
.result[hidden] { display: none; }
.result > h2, .result > h3 { margin-top: 0; }
.cf-big {
  display: block; margin: 0 0 .75rem; padding: .95rem .5rem;
  font-family: var(--mono); font-weight: 600;
  font-size: clamp(1.45rem, 6.8vw, 2rem); line-height: 1.15; letter-spacing: .07em;
  text-align: center; word-break: break-all; font-variant-numeric: tabular-nums;
  color: var(--accent-700); background: var(--accent-050);
  border: 1px solid var(--accent-200); border-radius: var(--radius);
  user-select: all;
}
:root[data-theme="dark"] .cf-big { color: var(--accent-700); }
/* i 7 blocchi: 4 + 3 su mobile, due righe sempre */
.blocks {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px; margin: 1.1rem 0;
  background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-sm);
  overflow: hidden;
}
.blocks div { background: var(--card); padding: .5rem .45rem .55rem; text-align: center; min-width: 0; }
/* 7 blocchi su 4 colonne: il controllo occupa le ultime due, nessuna cella vuota */
.blocks div:last-child { grid-column: span 2; }
.blocks b {
  display: block; font-family: var(--mono); font-weight: 650;
  font-size: 1rem; letter-spacing: .03em; color: var(--fg);
  overflow-wrap: anywhere;
}
.blocks span { display: block; margin-top: .1rem; font-size: .68rem; line-height: 1.25; color: var(--fg-3); }
@media (min-width: 640px) {
  .blocks { grid-template-columns: repeat(7, minmax(0, 1fr)); }
  .blocks div:last-child { grid-column: auto; }
  .blocks div { padding: .6rem .5rem; }
  .blocks b { font-size: 1.1rem; }
  .blocks span { font-size: .72rem; }
}
/* barcode: blocco secondario, apribile su richiesta */
.barcode { margin-top: 1rem; }
.barcode svg { width: 100%; max-width: 380px; height: auto; display: block; margin: .75rem auto .5rem; background: #fff; padding: 8px; border-radius: 6px; }
.barcode .muted { text-align: center; }

/* 10. AVVISI E STATI -------------------------------------------------------
   I tre stati sono distinguibili anche in bianco e nero: glifo iniziale,
   spessore del bordo e peso del testo. */
.notice {
  margin: 1rem 0; padding: .8rem .95rem;
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: .93rem; line-height: 1.55;
}
.notice p:last-child { margin: 0; }
.notice.ok, .notice.warn, .notice.err {
  display: grid; grid-template-columns: 1.1em 1fr; column-gap: .6rem; align-items: start;
}
.notice.ok::before, .notice.warn::before, .notice.err::before {
  font-weight: 700; line-height: 1.55; font-size: .95em;
}
.notice.ok   { background: var(--ok-bg);   border-color: var(--ok-line);   color: var(--ok); }
.notice.warn { background: var(--warn-bg); border-color: var(--warn-line); color: var(--warn); }
.notice.err  { background: var(--err-bg);  border-color: var(--err-line);  color: var(--err); border-width: 2px; padding: calc(.8rem - 1px) calc(.95rem - 1px); }
.notice.ok::before   { content: "✓"; }
.notice.warn::before { content: "!"; }
.notice.err::before  { content: "✕"; }
.notice.ok strong, .notice.warn strong, .notice.err strong { font-weight: 700; }
/* tutto il contenuto nella colonna del testo; il glifo resta nella prima */
.notice.ok > *, .notice.warn > *, .notice.err > * { grid-column: 2; }
.notice ul { margin: .35rem 0 0; padding-left: 1.1rem; }
.notice a { color: inherit; }
/* caricamento archivio: nessuno spostamento di layout, solo opacità */
[aria-busy="true"] .field-hint, .field-hint[data-loading] { animation: co-pulse 1.4s ease-in-out infinite; }
@keyframes co-pulse { 0%, 100% { opacity: .45; } 50% { opacity: 1; } }

/* 11. TABS STRUMENTI -------------------------------------------------------- */
.tabs { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1.5rem 0 .5rem; }
.tabs a {
  display: inline-flex; align-items: center; min-height: 40px;
  padding: .35rem .85rem; font-size: .9rem; font-weight: 550;
  color: var(--fg-2); text-decoration: none;
  background: var(--card); border: 1px solid var(--line-2); border-radius: var(--radius-pill);
}
.tabs a:hover { color: var(--fg); border-color: var(--n-400); background: var(--bg-2); }

/* 12. CONTENUTO EDITORIALE -------------------------------------------------- */
.prose { max-width: var(--measure); margin-top: 2rem; }
.prose h2 { padding-top: .25rem; }
.prose h2 + p, .prose h2 + ul { margin-top: 0; }
.prose p, .prose li { text-wrap: pretty; }
.prose ul, .prose ol { padding-left: 1.15rem; }
.prose li { margin-bottom: .45rem; }
.prose li::marker { color: var(--fg-3); }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; padding: .55rem .7rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--bg-2); font-weight: 650; font-size: .82rem; letter-spacing: .02em; text-transform: uppercase; color: var(--fg-2); }
tr:last-child td { border-bottom: 0; }
.table-wrap {
  overflow-x: auto; -webkit-overflow-scrolling: touch;
  border: 1px solid var(--line); border-radius: var(--radius-sm); margin-bottom: 1.25rem;
}
.table-wrap table { margin: 0; }
details {
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: .7rem .95rem; margin-bottom: .5rem; background: var(--card);
}
details[open] { background: var(--bg-2); }
summary {
  cursor: pointer; font-weight: 600; font-size: .97rem;
  list-style: none; display: flex; justify-content: space-between; gap: 1rem; align-items: center;
  min-height: 28px;
}
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font-family: var(--mono); font-size: 1.1rem; color: var(--fg-3); line-height: 1; }
details[open] summary::after { content: "-"; }
details > *:not(summary) { margin-top: .6rem; }
details p:last-child { margin-bottom: 0; }
.toc { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); padding: .85rem 1rem; font-size: .92rem; }
.toc ul { margin: 0; padding-left: 1.1rem; }

/* archivio codici catastali */
.arch-list { list-style: none; margin: 1rem 0; padding: 0; }
.arch-list li { display: grid; grid-template-columns: 4.2rem 1fr; gap: .7rem; padding: .7rem 0; border-bottom: 1px solid var(--line); }
.arch-list .code { font-family: var(--mono); font-weight: 650; letter-spacing: .04em; }
.badge {
  display: inline-block; margin-left: .35rem; padding: .05rem .45rem; vertical-align: middle;
  font-size: .72rem; font-weight: 600; color: var(--fg-2);
  border: 1px solid var(--line-2); border-radius: var(--radius-pill);
}
.badge.warn { color: var(--warn); border-color: var(--warn-line); }


/* 13. FOOTER ---------------------------------------------------------------- */
.site-footer {
  margin-top: 3rem; padding: 1.5rem 0 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--fg-3); font-size: .86rem; line-height: 1.55;
  background: var(--bg-2);
}
.site-footer ul { list-style: none; margin: 0 0 .9rem; padding: 0; display: flex; flex-wrap: wrap; gap: .3rem 1.25rem; }
.site-footer li a { display: inline-block; min-height: 34px; padding: .25rem 0; color: var(--fg-2); font-weight: 550; text-decoration: none; }
.site-footer li a:hover { color: var(--fg); text-decoration: underline; }
.site-footer p { margin: 0 0 .5rem; max-width: var(--measure); }
.dataset-badge { font-family: var(--mono); font-size: .78rem; color: var(--fg-3); }

/* 14. STAMPA E PREFERENZE UTENTE -------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}
@media print {
  .site-header, .site-nav, .tabs, .site-footer, .btn { display: none !important; }
  body { background: #fff; color: #000; }
  .tool, .cf-big, .blocks { border-color: #999; background: #fff; }
}