/* Foglio di stile comune a index.html e componenti.html (la pagina dei componenti ha la classe `componenti` sul body).
   Layout: strumento a colonna unica — periodo in alto, tabella dei rendimenti come riepilogo, grafici come dettaglio, note di metodo in coda.
   Colori in variabili sul :root, ridefinite per il tema scuro (preferenza di sistema o attributo data-theme).
   Colori delle serie raggruppati per area geografica (blu Stati Uniti, verdi Europa con il verde acqua per il FTSE 100, arancio Asia, viola globali). */
:root {
  --bg: #f6f7f8;
  --surface: #ffffff;
  --fg: #1b2127;
  --muted: #5d6873;
  --line: #dde2e7;
  --line-strong: #c3cbd3;
  --accent: #0e5c74;
  --accent-soft: #e2eef2;
  --pos: #12773f;
  --neg: #b42323;
  --s-us1: #1d5ca8;
  --s-us2: #4b8fd8;
  --s-us3: #8ab5e6;
  --s-eu1: #0d7656;
  --s-eu2: #3ca27c;
  --s-eu3: #86c9a9;
  --s-eu4: #008896;
  --s-as1: #c0561b;
  --s-as2: #e3a05f;
  --s-as3: #9a3f32;
  --s-gl1: #62489f;
  --s-gl2: #a48ad8;
  --f-display:
    'IBM Plex Sans Condensed', 'Arial Narrow', system-ui, sans-serif;
  --f-body:
    'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --f-num:
    'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --bg: #12161a;
    --surface: #1a2026;
    --fg: #e4e8ec;
    --muted: #9aa5b0;
    --line: #2b333b;
    --line-strong: #3d4751;
    --accent: #6cbdd6;
    --accent-soft: #1d3540;
    --pos: #4cc485;
    --neg: #f07a7a;
    --s-us1: #5a96e0;
    --s-us2: #86b6ee;
    --s-us3: #b7d3f4;
    --s-eu1: #3fae86;
    --s-eu2: #6fcaa3;
    --s-eu3: #a8e0c6;
    --s-eu4: #2fb0bd;
    --s-as1: #e2803f;
    --s-as2: #f0b884;
    --s-as3: #e58b7d;
    --s-gl1: #9a80dc;
    --s-gl2: #c6b4ef;
    color-scheme: dark;
  }
}
:root[data-theme='dark'] {
  --bg: #12161a;
  --surface: #1a2026;
  --fg: #e4e8ec;
  --muted: #9aa5b0;
  --line: #2b333b;
  --line-strong: #3d4751;
  --accent: #6cbdd6;
  --accent-soft: #1d3540;
  --pos: #4cc485;
  --neg: #f07a7a;
  --s-us1: #5a96e0;
  --s-us2: #86b6ee;
  --s-us3: #b7d3f4;
  --s-eu1: #3fae86;
  --s-eu2: #6fcaa3;
  --s-eu3: #a8e0c6;
  --s-eu4: #2fb0bd;
  --s-as1: #e2803f;
  --s-as2: #f0b884;
  --s-as3: #e58b7d;
  --s-gl1: #9a80dc;
  --s-gl2: #c6b4ef;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
}
[hidden] {
  display: none !important;
}
body {
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.5 var(--f-body);
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  padding-block: max(20px, env(safe-area-inset-top, 0px))
    max(48px, env(safe-area-inset-bottom, 0px));
  margin: 0;
}
.wrap {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 20px;
}
h1 {
  font: 600 clamp(1.5rem, 3.4vw, 2rem)/1.15 var(--f-display);
  margin: 0;
  letter-spacing: -0.01em;
  text-wrap: balance;
}
/* Icona del sito davanti al titolo della pagina, proporzionata al carattere */
h1 .logo {
  width: 1.15em;
  height: 1.15em;
  margin-right: 0.4em;
  vertical-align: -0.2em;
}
.asof {
  color: var(--muted);
  font-size: 0.86rem;
}
.asof b {
  color: var(--fg);
  font-weight: 500;
}
h2 {
  font: 600 1.05rem/1.3 var(--f-display);
  margin: 0;
  letter-spacing: 0.01em;
}

/* Barra del periodo */
.period {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 22px;
  align-items: flex-end;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.field label,
.lbl {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
  font-weight: 500;
}
input[type='date'],
select {
  font: 500 0.95rem var(--f-num);
  color: var(--fg);
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  padding: 7px 9px;
  min-height: 38px;
}
select {
  font-family: var(--f-body);
}
.presets {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.chip {
  font: 500 0.85rem var(--f-body);
  color: var(--fg);
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 6px 12px;
  cursor: pointer;
  min-height: 34px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}
nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.chip[aria-current='page'] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--surface);
}
.chip:hover {
  border-color: var(--accent);
}
.chip[aria-pressed='true'] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--surface);
}
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.span {
  color: var(--muted);
  font-size: 0.86rem;
  margin-left: auto;
  align-self: center;
}
.span b {
  color: var(--fg);
  font-weight: 500;
  font-family: var(--f-num);
}

/* Tabella */
.tablehead {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}
.tablehead .field {
  flex-direction: row;
  align-items: center;
  gap: 8px;
}
.tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
}
.check {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.88rem;
  cursor: pointer;
}
.check input {
  width: 17px;
  height: 17px;
  accent-color: var(--accent);
  margin: 0;
}
table.nopx .px {
  display: none;
}
table.nopx {
  min-width: 560px;
}
table.nopx thead tr.grp th {
  white-space: normal;
  min-width: 92px;
  vertical-align: bottom;
}
table.nopx .vl {
  border-left: 1px solid var(--line);
}
.stale {
  color: var(--neg);
}
.tablebox {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow-x: auto;
}
table {
  border-collapse: collapse;
  width: 100%;
  min-width: 900px;
  font-size: 0.85rem;
}
th,
td {
  padding: 8px 7px;
  text-align: right;
  white-space: nowrap;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
thead th {
  font: 500 0.7rem/1.3 var(--f-body);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  background: var(--surface);
}
thead tr.grp th {
  border-bottom: none;
  padding-bottom: 0;
  color: var(--fg);
  font-weight: 600;
}
thead tr.grp th.g {
  border-left: 1px solid var(--line);
  text-align: center;
}
.gl {
  border-left: 1px solid var(--line);
}
th:first-child,
td:first-child {
  text-align: left;
  position: sticky;
  left: 0;
  background: var(--surface);
  z-index: 1;
}
tbody tr.area td {
  background: var(--bg);
  font: 600 0.72rem var(--f-body);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  padding: 5px 10px;
  text-align: left;
}
/* Il nome dell'area sta nella prima cella, fissa a sinistra come i nomi dei mercati: le serve lo sfondo pieno della riga. */
tbody tr.area td:first-child {
  background: var(--bg);
}
.num {
  font-family: var(--f-num);
  font-variant-numeric: tabular-nums;
}
.sub {
  display: block;
  font-size: 0.72rem;
  color: var(--muted);
  font-family: var(--f-body);
}
.name {
  display: flex;
  align-items: flex-start;
  gap: 9px;
}
.name .t {
  display: flex;
  flex-direction: column;
}
.name .t span {
  font-size: 0.74rem;
  color: var(--muted);
}
.swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  margin-top: 3px;
  flex: none;
  cursor: pointer;
  border: 2px solid var(--c);
  background: var(--c);
  padding: 0;
}
.swatch[aria-pressed='false'] {
  background: transparent;
}
.ret {
  font-weight: 500;
}
.pos {
  color: var(--pos);
}
.neg {
  color: var(--neg);
}
.na {
  color: var(--muted);
}
.average td {
  background: var(--accent-soft);
  border-top: 2px solid var(--line-strong);
  font-weight: 600;
}
/* Etichetta della media nella prima cella, fissa come i nomi: va a capo per non allargare la colonna. */
.average td:first-child {
  white-space: normal;
}
/* Righe di media e di sintesi: il valore sta nell'ultima colonna, allineato a destra come gli altri numeri, e resta
   fisso al bordo destro quando la tabella scorre; con l'etichetta fissa a sinistra si leggono entrambi senza scorrere.
   Su schermi larghi, dove la tabella non scorre, la regola non ha effetto. */
.average td:last-child,
.summary td:last-child {
  position: sticky;
  right: 0;
  z-index: 1;
}

/* Grafico */
.chartbox {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 16px 10px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.charthead {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  justify-content: space-between;
  align-items: center;
}
.seg {
  display: inline-flex;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  overflow: hidden;
}
.seg button {
  font: 500 0.84rem var(--f-body);
  background: transparent;
  color: var(--fg);
  border: none;
  padding: 7px 12px;
  cursor: pointer;
  min-height: 34px;
}
.seg button + button {
  border-left: 1px solid var(--line-strong);
}
.seg button[aria-pressed='true'] {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}
.canvaswrap {
  position: relative;
  height: 420px;
}
@media (max-width: 640px) {
  .canvaswrap {
    height: 300px;
  }
  .span {
    margin-left: 0;
  }
  th,
  td {
    padding: 7px 8px;
  }
  .name .t {
    white-space: normal;
    min-width: 104px;
    max-width: 128px;
  }
}
.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  font-size: 0.8rem;
}
.legend button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  color: var(--fg);
  font: inherit;
  cursor: pointer;
  padding: 2px 0;
}
.legend button[aria-pressed='false'] {
  color: var(--muted);
  text-decoration: line-through;
}
.legend i {
  width: 14px;
  height: 3px;
  border-radius: 2px;
  background: var(--c);
}
.chartnote {
  font-size: 0.78rem;
  color: var(--muted);
  margin: 0;
}

/* Note */
.notes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 18px 32px;
  font-size: 0.86rem;
  color: var(--muted);
}
.notes > div {
  min-width: 0;
}
.notes h3 {
  font: 600 0.78rem var(--f-body);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--fg);
  margin: 0 0 6px;
}
.notes p {
  margin: 0 0 8px;
  max-width: 65ch;
}
.notes table {
  min-width: 0;
  font-size: 0.8rem;
}
.notes td {
  padding: 3px 8px 3px 0;
  text-align: left;
  white-space: normal;
  border: none;
  position: static;
  background: none;
}
/* Caricamento in cima alla pagina, sotto il menu: occupa il posto del contenuto (#contenuto, nascosto) finché i dati
   non arrivano; in caso di errore mostra il messaggio in rosso senza spinner. */
.caricamento {
  display: flex;
  align-items: center;
  padding: 18px 16px 18px 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--fg);
}
.caricamento .spinner {
  flex: none;
}
.caricamento.errore {
  color: var(--neg);
  padding-left: 16px;
}
/* Il contenitore del contenuto non crea un livello di layout: le sezioni restano figlie dirette di .wrap per lo spazio fra loro. */
#contenuto {
  display: contents;
}
/* Spinner davanti al messaggio di caricamento. */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  margin: 0 10px 0 16px;
  vertical-align: -3px;
  border: 2px solid var(--line-strong);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: gira 0.8s linear infinite;
}
@keyframes gira {
  to {
    transform: rotate(360deg);
  }
}
@media (prefers-reduced-motion: reduce) {
  .spinner {
    animation-duration: 2.4s;
  }
}
.warn {
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--neg);
  border-radius: 6px;
  padding: 10px 14px;
  font-size: 0.86rem;
}
.warn ul {
  margin: 4px 0 0;
  padding-left: 18px;
}

/* Collegamenti nel testo (fonte dell'elenco, privacy). */
a {
  color: var(--accent);
}

/* Pagina dei componenti: tabella con meno colonne, nome del titolo su due righe, righe di sintesi in coda. */
.componenti table {
  min-width: 720px;
}
.componenti table.nopx {
  min-width: 480px;
}
.nm {
  display: flex;
  flex-direction: column;
}
.nm span {
  font-size: 0.74rem;
  color: var(--muted);
}
.summary td {
  background: var(--accent-soft);
  font-weight: 600;
}
.summary.first td {
  border-top: 2px solid var(--line-strong);
}
/* Etichetta della sintesi nella prima cella, fissa come i nomi: va a capo per non allargare la colonna. */
.summary td:first-child {
  white-space: normal;
}
@media (max-width: 640px) {
  .nm {
    white-space: normal;
    min-width: 110px;
    max-width: 140px;
  }
}