/* softwarepivot.com: design system.
   Token e scelte in docs/04-design-softwarepivot.md. Mobile-first: le regole
   base valgono da 320 px, i media query allargano (40rem, 48rem, 60rem). */

/* ---------- Font (ospitati in locale) ---------- */

@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 100 700;
  font-display: swap;
  src: url(/assets/fonts/ibm-plex-sans-latin.e2291e84.woff2) format("woff2");
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(/assets/fonts/ibm-plex-mono-400-latin.08949f72.woff2) format("woff2");
}

/* ---------- Token ---------- */

:root {
  --c-bg: #ffffff;
  --c-paper: #f5f7f9;
  --c-ink: #1b1f24;
  --c-ink-2: #3d444d;
  --c-muted: #5b636d;
  --c-rule: #d9dde3;
  --c-accent: #1d4ed8;
  --c-accent-ink: #1e3a8a;
  --c-accent-tint: #eef3fd;
  --c-pro: #0f766e;
  --c-pro-tint: #e7f4f2;
  --c-con: #b42318;
  --c-con-tint: #fcefed;

  --f-sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  --t-body: 1.0625rem;   /* 17 px */
  --t-small: 0.875rem;   /* 14 px */
  --t-label: 0.78125rem; /* 12.5 px */
  --t-h3: 1.1875rem;     /* 19 px */
  --t-h2: 1.4375rem;     /* 23 px */
  --t-h1: 1.875rem;      /* 30 px */
  --t-lead: 1.6875rem;   /* 27 px */

  --s-1: 0.25rem;
  --s-2: 0.5rem;
  --s-3: 0.75rem;
  --s-4: 1rem;
  --s-5: 1.5rem;
  --s-6: 2rem;
  --s-7: 3rem;
  --s-8: 4rem;
  --s-9: 6rem;

  --gutter: 1.5rem;
  --measure: 45rem;
  --pivot: 1.25rem; /* lato degli angolari pivot */
}

@media (min-width: 48rem) {
  :root {
    --t-body: 1.125rem;  /* 18 px */
    --t-label: 0.8125rem;
    --t-h3: 1.3125rem;
    --t-h2: 1.6875rem;
    --t-h1: 2.625rem;
    --t-lead: 2.25rem;
  }
}

/* ---------- Base ---------- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-ink);
  font-family: var(--f-sans);
  font-size: var(--t-body);
  line-height: 1.6;
  font-variant-numeric: tabular-nums;
}

img,
svg {
  max-width: 100%;
}

img {
  display: block;
  height: auto;
}

a {
  color: var(--c-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--c-accent-ink);
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 2px;
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 600;
  letter-spacing: -0.012em;
}

p,
ul,
ol,
dl,
figure {
  margin: 0;
}

.sp-wrap {
  max-width: 75rem;
  margin-inline: auto;
  padding-inline: var(--s-4);
}

@media (min-width: 48rem) {
  .sp-wrap {
    padding-inline: var(--s-6);
  }
}

/* Etichetta mono: sezioni, indici, didascalie. */
.sp-label {
  display: block;
  font-family: var(--f-mono);
  font-size: var(--t-label);
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.sp-index {
  display: block;
  font-family: var(--f-mono);
  font-size: var(--t-label);
  letter-spacing: 0.08em;
  color: var(--c-accent);
}

.sp-more {
  font-size: var(--t-small);
  font-weight: 600;
}

.sp-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-1) var(--s-3);
  margin-top: var(--s-2);
  font-family: var(--f-mono);
  font-size: 0.8125rem;
  color: var(--c-muted);
}

.sp-meta > * + *::before {
  content: "/";
  margin-right: var(--s-3);
  color: var(--c-rule);
}

.sp-badge {
  display: inline-block;
  padding: 0.125rem 0.4rem;
  border-radius: 2px;
  background: var(--c-accent);
  color: #fff;
  font-family: var(--f-mono);
  font-size: 0.71875rem;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}

/* Angolari pivot: due quarti di riquadro, alto-sinistra e basso-destra. */
.sp-framed,
.cta-box {
  position: relative;
  padding: var(--s-5);
}

.sp-framed::before,
.sp-framed::after,
.cta-box::before,
.cta-box::after {
  content: "";
  position: absolute;
  width: var(--pivot);
  height: var(--pivot);
  pointer-events: none;
}

.sp-framed::before,
.cta-box::before {
  top: 0;
  left: 0;
  border-top: 2px solid var(--c-accent);
  border-left: 2px solid var(--c-accent);
}

.sp-framed::after,
.cta-box::after {
  right: 0;
  bottom: 0;
  border-right: 2px solid var(--c-accent);
  border-bottom: 2px solid var(--c-accent);
}

/* ---------- Skip link, avviso, header ---------- */

.sp-skip {
  position: absolute;
  left: var(--s-4);
  top: -3rem;
  z-index: 20;
  padding: var(--s-2) var(--s-3);
  background: var(--c-ink);
  color: #fff;
}

.sp-skip:focus {
  top: var(--s-2);
  color: #fff;
}

.sp-notice {
  background: var(--c-ink);
  color: #fff;
  font-family: var(--f-mono);
  font-size: 0.78125rem;
  line-height: 1.45;
}

.sp-notice p {
  padding-block: var(--s-2);
}

.sp-header {
  border-bottom: 1px solid var(--c-rule);
}

.sp-header__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  column-gap: var(--s-6);
  padding-top: var(--s-4);
}

.sp-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--c-ink);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  text-decoration: none;
}

.sp-logo:hover {
  color: var(--c-ink);
}

.sp-logo__word span {
  color: var(--c-accent);
}

.sp-mark {
  flex: none;
  fill: none;
  stroke: var(--c-accent);
  stroke-width: 2.4;
  stroke-linecap: square;
}

.sp-mark circle {
  fill: var(--c-accent);
  stroke: none;
}

/* Su mobile la navigazione va sotto il logo. Se le voci non stanno su una riga
   sola vanno a capo su una seconda, invece di uscire dallo schermo. */
.sp-nav {
  flex: 1 0 100%;
  margin-top: var(--s-3);
}

.sp-nav ul {
  display: flex;
  flex-wrap: wrap;
  column-gap: var(--s-5);
  row-gap: 0.125rem; /* metà di --s-1: "How-to" resta visivamente nel menu */
  padding: 0;
  list-style: none;
}

.sp-nav a {
  display: block;
  /* Su mobile a zero: lo spazio tra le due righe (8-12 px) viene già
     dall'interlinea ereditata e dal row-gap, non serve altro padding. */
  padding-block: 0;
  color: var(--c-ink-2);
  font-size: 0.9375rem;
  text-decoration: none;
  box-shadow: inset 0 -2px 0 transparent;
}

.sp-nav a:hover {
  color: var(--c-ink);
  box-shadow: inset 0 -2px 0 var(--c-rule);
}

.sp-nav a[aria-current] {
  color: var(--c-ink);
  font-weight: 600;
  box-shadow: inset 0 -2px 0 var(--c-accent);
}

@media (min-width: 60rem) {
  .sp-header__inner {
    flex-wrap: nowrap;
    padding-top: 0;
  }

  .sp-nav {
    flex: 0 1 auto;
    margin-top: 0;
  }

  .sp-nav ul {
    flex-wrap: nowrap;
  }

  .sp-nav a {
    padding-block: 1.375rem;
  }
}

/* ---------- Card articolo ---------- */

.sp-card__media {
  display: block;
  margin-bottom: var(--s-4);
}

.sp-card__media img {
  aspect-ratio: 3 / 2;
  object-fit: contain;
  object-position: center;
  border: 1px solid var(--c-rule);
  background: var(--c-accent-tint);
}

@media (min-width: 48rem) {
  .sp-card__media img {
    aspect-ratio: 16 / 9;
    object-fit: cover;
  }
}

.sp-card__kicker {
  margin-bottom: var(--s-2);
  font-family: var(--f-mono);
  font-size: var(--t-label);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sp-card__kicker a {
  text-decoration: none;
}

.sp-card__title {
  font-size: var(--t-h3);
  line-height: 1.3;
}

.sp-card__title a {
  color: var(--c-ink);
  text-decoration: none;
}

.sp-card__title a:hover {
  color: var(--c-accent);
  text-decoration: underline;
  text-decoration-thickness: 2px;
}

.sp-card__dek {
  margin-top: var(--s-2);
  color: var(--c-ink-2);
}

.sp-card--lead .sp-card__title {
  font-size: var(--t-lead);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.sp-card--lead .sp-card__dek {
  font-size: 1.125rem;
  max-width: 38rem;
}

.sp-card--row {
  padding-block: var(--s-4);
  border-top: 1px solid var(--c-rule);
}

.sp-card--row .sp-card__title {
  font-size: 1.125rem;
}

.sp-card--row .sp-card__dek {
  font-size: 0.9375rem;
}

.sp-card--compact .sp-card__title {
  font-size: 1.0625rem;
}

@media (min-width: 48rem) {
  .sp-card--wide {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: var(--s-5);
    align-items: start;
  }

  .sp-card--wide .sp-card__media {
    margin-bottom: 0;
  }

  .sp-card--wide .sp-card__title {
    font-size: var(--t-h2);
    line-height: 1.2;
  }
}

/* ---------- Home ---------- */

.sp-home-intro {
  display: grid;
  gap: var(--s-4);
  padding-block: var(--s-6) var(--s-5);
  border-bottom: 2px solid var(--c-ink);
}

.sp-home-intro__title {
  max-width: 22ch;
  font-size: var(--t-h1);
  line-height: 1.12;
  letter-spacing: -0.025em;
}

.sp-home-intro__text {
  color: var(--c-ink-2);
  font-size: 1rem;
}

.sp-home-intro__text p + p {
  margin-top: var(--s-3);
}

.sp-home-top {
  display: grid;
  gap: var(--s-6);
  padding-block: var(--s-6);
}

.sp-latest {
  padding-top: var(--s-4);
  border-top: 1px solid var(--c-ink);
}

.sp-latest__list {
  padding: 0;
  list-style: none;
}

.sp-latest__list li {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: var(--s-3);
  padding-block: var(--s-4);
  border-bottom: 1px solid var(--c-rule);
}

.sp-latest__list li:last-child {
  border-bottom: 0;
}

.sp-latest__n {
  font-family: var(--f-mono);
  font-size: 1.5rem;
  line-height: 1.1;
  color: var(--c-accent);
}

.sp-latest__title {
  font-size: 1.0625rem;
  line-height: 1.3;
}

.sp-latest__title a {
  color: var(--c-ink);
  text-decoration: none;
}

.sp-latest__title a:hover {
  color: var(--c-accent);
  text-decoration: underline;
}

.sp-latest .sp-card__kicker {
  margin-bottom: var(--s-1);
}

.sp-home-cat {
  padding-block: var(--s-6);
}

.sp-section-head {
  display: grid;
  gap: var(--s-2);
  padding-top: var(--s-4);
  margin-bottom: var(--s-5);
  border-top: 2px solid var(--c-ink);
}

.sp-section-head h2 {
  font-size: var(--t-h2);
  line-height: 1.2;
}

.sp-section-head h2 a {
  color: var(--c-ink);
  text-decoration: none;
}

.sp-section-head h2 a:hover {
  color: var(--c-accent);
}

.sp-section-head__dek {
  max-width: 40rem;
  color: var(--c-ink-2);
  font-size: 1rem;
}

.sp-home-cat__grid {
  display: grid;
  gap: var(--s-5);
}

.sp-method {
  display: grid;
  gap: var(--s-5);
  margin-block: var(--s-6) var(--s-7);
  padding: var(--s-5) var(--s-4);
  background: var(--c-paper);
  border-top: 2px solid var(--c-ink);
}

.sp-method h2 {
  margin-block: var(--s-2) var(--s-3);
  font-size: var(--t-h2);
  line-height: 1.2;
}

.sp-method__intro p {
  color: var(--c-ink-2);
  margin-bottom: var(--s-3);
}

.sp-method__rules {
  padding: 0;
  list-style: none;
  counter-reset: rule;
}

.sp-method__rules li {
  position: relative;
  padding: var(--s-3) 0 var(--s-3) 2.5rem;
  border-top: 1px solid var(--c-rule);
  counter-increment: rule;
  color: var(--c-ink-2);
}

.sp-method__rules li::before {
  content: counter(rule, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: var(--s-3);
  font-family: var(--f-mono);
  font-size: var(--t-label);
  line-height: 2;
  color: var(--c-accent);
}

.sp-method__rules strong {
  display: block;
  color: var(--c-ink);
}

@media (min-width: 60rem) {
  .sp-home-intro {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: var(--gutter);
    align-items: end;
    padding-block: var(--s-7) var(--s-6);
  }

  .sp-home-intro__title {
    grid-column: 1 / span 7;
  }

  .sp-home-intro__text {
    grid-column: 9 / span 4;
  }

  .sp-home-top {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: var(--gutter);
    padding-block: var(--s-7);
  }

  .sp-home-top__lead {
    grid-column: 1 / span 8;
  }

  .sp-latest {
    grid-column: 9 / span 4;
    padding-top: 0;
    padding-left: var(--gutter);
    border-top: 0;
    border-left: 1px solid var(--c-rule);
  }

  .sp-section-head {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: var(--gutter);
    align-items: baseline;
  }

  .sp-section-head .sp-index {
    grid-column: 1 / span 1;
  }

  .sp-section-head h2 {
    grid-column: 2 / span 4;
  }

  .sp-section-head__dek {
    grid-column: 6 / span 5;
  }

  .sp-section-head .sp-more {
    grid-column: 11 / span 2;
    justify-self: end;
  }

  .sp-home-cat__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: var(--gutter);
  }

  .sp-home-cat__feature {
    grid-column: 2 / span 5;
  }

  .sp-home-cat__rows {
    grid-column: 8 / span 5;
  }

  /* Sezioni alterne: la card con illustrazione passa a destra. */
  .sp-home-cat--flip .sp-home-cat__feature {
    grid-column: 8 / span 5;
    grid-row: 1;
  }

  .sp-home-cat--flip .sp-home-cat__rows {
    grid-column: 2 / span 5;
    grid-row: 1;
  }

  .sp-home-cat__rows .sp-card--row:first-child {
    padding-top: 0;
    border-top: 0;
  }

  .sp-method {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: var(--gutter);
    padding: var(--s-6) var(--s-5);
  }

  .sp-method__intro {
    grid-column: 1 / span 5;
  }

  .sp-method__rules {
    grid-column: 7 / span 6;
  }
}

/* ---------- Breadcrumb, categoria ---------- */

.sp-crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  padding: 0;
  list-style: none;
  font-family: var(--f-mono);
  font-size: var(--t-label);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.sp-crumbs li + li::before {
  content: "/";
  margin-right: var(--s-2);
  color: var(--c-rule);
}

.sp-crumbs a {
  text-decoration: none;
}

.sp-cat-head {
  padding-block: var(--s-6) var(--s-5);
  border-bottom: 2px solid var(--c-ink);
}

.sp-cat-head h1 {
  margin-top: var(--s-3);
  font-size: var(--t-h1);
  line-height: 1.12;
  letter-spacing: -0.025em;
}

.sp-cat-head__dek {
  max-width: 40rem;
  margin-top: var(--s-3);
  color: var(--c-ink-2);
  font-size: 1.125rem;
}

.sp-cat-head__count {
  margin-top: var(--s-4);
  font-family: var(--f-mono);
  font-size: var(--t-label);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-accent);
}

.sp-cat-grid {
  display: grid;
  gap: var(--s-6);
  padding-block: var(--s-6) var(--s-7);
}

.sp-cat-list {
  margin-top: var(--s-6);
  padding: 0;
  list-style: none;
}

.sp-cat-list li {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: var(--s-3);
  padding-block: var(--s-5);
  border-top: 1px solid var(--c-rule);
}

.sp-cat-list__date {
  font-family: var(--f-mono);
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--c-ink);
}

.sp-cat-list__date span {
  display: block;
  color: var(--c-muted);
}

.sp-cat-list__title {
  font-size: 1.1875rem;
  line-height: 1.3;
}

.sp-cat-list__title a {
  color: var(--c-ink);
  text-decoration: none;
}

.sp-cat-list__title a:hover {
  color: var(--c-accent);
  text-decoration: underline;
}

.sp-cat-side {
  display: grid;
  gap: var(--s-6);
  align-content: start;
}

.sp-start {
  background: var(--c-accent-tint);
}

.sp-start__title {
  margin-block: var(--s-2);
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.3;
}

.sp-start__title a {
  color: var(--c-ink);
}

.sp-start p:last-child {
  color: var(--c-ink-2);
  font-size: 0.9375rem;
}

.sp-side-nav ul {
  margin-top: var(--s-2);
  padding: 0;
  list-style: none;
}

.sp-side-nav li {
  border-top: 1px solid var(--c-rule);
}

.sp-side-nav a {
  display: block;
  padding-block: var(--s-3);
  color: var(--c-ink);
  text-decoration: none;
}

.sp-side-nav a:hover {
  color: var(--c-accent);
}

@media (min-width: 60rem) {
  .sp-cat-head {
    padding-block: var(--s-7) var(--s-6);
  }

  .sp-cat-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: var(--gutter);
  }

  .sp-cat-main {
    grid-column: 1 / span 8;
  }

  .sp-cat-side {
    grid-column: 10 / span 3;
  }

  .sp-cat-list li {
    grid-template-columns: 7rem 1fr;
  }
}

/* ---------- Articolo ---------- */

.sp-article-head h1 {
  max-width: 22ch;
  font-size: var(--t-h1);
  line-height: 1.15;
  letter-spacing: -0.025em;
}

.sp-article-head__dek {
  max-width: 40rem;
  margin-top: var(--s-4);
  color: var(--c-ink-2);
  font-size: 1.1875rem;
  line-height: 1.5;
}

.sp-byline {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-1) var(--s-4);
  margin-top: var(--s-5);
  padding-top: var(--s-3);
  border-top: 1px solid var(--c-rule);
  font-family: var(--f-sans);
  font-size: 0.875rem;
  color: var(--c-muted);
}

.sp-byline span:first-child {
  color: var(--c-ink);
}

.sp-disclosure {
  margin-top: var(--s-3);
  font-size: var(--t-small);
  color: var(--c-muted);
}

.sp-ad-label {
  display: inline-block;
  margin-bottom: var(--s-2);
  padding: 0.15rem 0.6rem;
  border: 2px solid var(--c-ink);
  border-radius: 2px;
  font-family: var(--f-mono);
  font-size: 1.1875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sp-article-fig img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: contain;
  object-position: center;
  border: 1px solid var(--c-rule);
  background: var(--c-accent-tint);
}

@media (min-width: 48rem) {
  .sp-article-fig img {
    aspect-ratio: 16 / 9;
    object-fit: cover;
  }
}

.sp-article-fig figcaption {
  display: flex;
  gap: var(--s-3);
  margin-top: var(--s-2);
  font-family: var(--f-mono);
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--c-muted);
}

.sp-article-fig figcaption span {
  flex: none;
  color: var(--c-accent);
}

/* Due sole celle: main (crumbs, testata, illustrazione, testo, piè di
   articolo, tutto in flusso normale) e aside (indice, "In short"). Su
   mobile i due contenitori si "spacchettano" con display:contents: i loro
   figli diventano elementi di un'unica colonna flessibile e si riordinano
   con `order`, senza duplicare l'indice né usare JS. Da 60rem main e aside
   tornano blocchi veri, disposti in due colonne (l'ordine non conta più:
   la posizione la dà di nuovo il flusso normale dentro ciascun blocco). */
.sp-article-grid {
  display: flex;
  flex-direction: column;
  padding-block: var(--s-6) var(--s-7);
}

.sp-article-main,
.sp-article-side {
  display: contents;
}

.sp-article-crumbs {
  order: 1;
  margin: 0;
}

.sp-article-head {
  order: 2;
}

.sp-inshort {
  order: 3;
}

.sp-article-fig {
  order: 4;
}

.sp-toc {
  order: 5;
}

.sp-prose {
  order: 6;
  max-width: var(--measure);
}

.sp-article-foot {
  order: 7;
  max-width: var(--measure);
}

/* Indice: un solo <details>. Chiuso su mobile (comportamento nativo del
   tag: senza l'attributo "open" il contenuto è già nascosto, non serve
   altro CSS). Da 60rem il contenuto resta sempre visibile, qualunque sia lo
   stato interno di apertura. */
.sp-toc {
  margin-bottom: var(--s-6);
  border-block: 1px solid var(--c-rule);
}

.sp-toc summary {
  padding-block: var(--s-3);
  font-family: var(--f-mono);
  font-size: var(--t-label);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-ink);
  cursor: pointer;
}

.sp-toc ol {
  padding: 0 0 var(--s-3);
  list-style: none;
  counter-reset: toc;
}

.sp-toc li {
  counter-increment: toc;
}

.sp-toc a {
  display: grid;
  grid-template-columns: 2rem 1fr;
  padding-block: 0.4rem;
  color: var(--c-ink-2);
  font-size: 0.9375rem;
  line-height: 1.4;
  text-decoration: none;
}

.sp-toc a::before {
  content: counter(toc, decimal-leading-zero);
  font-family: var(--f-mono);
  font-size: var(--t-label);
  line-height: 1.7;
  color: var(--c-accent);
}

.sp-toc a:hover {
  color: var(--c-accent);
}

.sp-inshort ul {
  margin-top: var(--s-3);
  padding: 0;
  list-style: none;
}

.sp-inshort li {
  position: relative;
  padding-left: var(--s-4);
  font-size: 0.9375rem;
  line-height: 1.5;
}

.sp-inshort li + li {
  margin-top: var(--s-3);
}

.sp-inshort li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.375rem;
  height: 0.375rem;
  background: var(--c-accent);
}

.sp-article-foot {
  margin-top: var(--s-7);
  padding-top: var(--s-4);
  border-top: 1px solid var(--c-rule);
  font-size: var(--t-small);
  color: var(--c-muted);
}

.sp-related {
  padding-block: var(--s-5) var(--s-7);
}

.sp-related__list {
  display: grid;
  gap: 0 var(--gutter);
  margin-top: var(--s-3);
  border-top: 2px solid var(--c-ink);
}

.sp-related .sp-card {
  padding-block: var(--s-4);
  border-bottom: 1px solid var(--c-rule);
}

@media (min-width: 48rem) {
  .sp-related__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .sp-related .sp-card {
    border-bottom: 0;
  }
}

@media (min-width: 60rem) {
  .sp-article-grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: var(--gutter);
    padding-top: var(--s-7);
  }

  /* main e aside tornano blocchi veri (non più display:contents): dentro
     main, crumbs, testata, illustrazione, testo e piè seguono di nuovo
     l'ordine del DOM, non più la proprietà `order`. */
  .sp-article-main {
    display: block;
    grid-column: 1 / span 8;
    min-width: 0;
  }

  /* Sticky per tutta l'altezza del blocco principale, essendo l'altro unico
     figlio della griglia (non serve più calcolare righe implicite). */
  .sp-article-side {
    display: grid;
    grid-column: 9 / span 4;
    align-self: start;
    position: sticky;
    top: var(--s-5);
    gap: var(--s-6);
  }

  .sp-toc {
    margin-bottom: 0;
    border-block: 0;
  }

  .sp-toc summary {
    padding-block: 0 var(--s-2);
    color: var(--c-muted);
    cursor: default;
  }

  .sp-toc summary::-webkit-details-marker,
  .sp-toc summary::marker {
    display: none;
    content: "";
  }

  /* Il contenuto resta visibile qualunque sia lo stato di apertura: questa
     regola d'autore ha priorità sulla regola "details:not([open]) > * {
     display:none }" del foglio di stile del browser, senza toccare
     l'attributo open né usare JS. */
  .sp-toc ol {
    display: block;
    margin-top: var(--s-2);
    padding-left: 0;
    padding-bottom: 0;
    border-left: 1px solid var(--c-rule);
  }

  .sp-toc a {
    padding-left: var(--s-3);
    margin-left: -1px;
    border-left: 2px solid transparent;
  }

  .sp-toc a:hover {
    border-left-color: var(--c-accent);
  }
}

/* I browser recenti (Chromium 131+, Safari 18.4+) non nascondono più il
   contenuto di un <details> chiuso con display:none sui figli, ma con
   content-visibility:hidden sullo pseudo-elemento ::details-content: la
   regola ".sp-toc ol { display: block }" qui sopra da sola lascia l'indice
   vuoto. Regola separata, così un browser che non conosce lo pseudo-elemento
   scarta solo questa. */
@media (min-width: 60rem) {
  .sp-toc::details-content {
    content-visibility: visible;
  }
}

/* ---------- Testo dell'articolo ---------- */

.sp-prose {
  counter-reset: sec;
}

.sp-prose > * + * {
  margin-top: 1.1em;
}

.sp-prose h2 {
  counter-increment: sec;
  margin-top: 2.6em;
  padding-top: var(--s-4);
  border-top: 1px solid var(--c-rule);
  font-size: var(--t-h2);
  line-height: 1.25;
  scroll-margin-top: var(--s-4);
}

.sp-prose h2::before {
  content: counter(sec, decimal-leading-zero);
  display: block;
  margin-bottom: var(--s-2);
  font-family: var(--f-mono);
  font-size: var(--t-label);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--c-accent);
}

.sp-prose > h2:first-child {
  margin-top: 0;
}

.sp-prose h3 {
  margin-top: 1.8em;
  font-size: var(--t-h3);
  line-height: 1.3;
}

.sp-prose h2 + *,
.sp-prose h3 + * {
  margin-top: 0.6em;
}

.sp-prose ul,
.sp-prose ol {
  padding-left: 1.4em;
}

.sp-prose li + li {
  margin-top: 0.4em;
}

.sp-prose ul li::marker {
  color: var(--c-accent);
}

.sp-prose ol li::marker {
  font-family: var(--f-mono);
  font-size: 0.875em;
  color: var(--c-accent);
}

.sp-prose strong {
  font-weight: 600;
}

.sp-prose code,
.sp-prose kbd {
  padding: 0.05em 0.3em;
  background: var(--c-paper);
  border: 1px solid var(--c-rule);
  font-family: var(--f-mono);
  font-size: 0.85em;
}

.sp-prose blockquote {
  margin: 1.4em 0;
  padding-left: var(--s-4);
  border-left: 3px solid var(--c-accent);
  color: var(--c-ink-2);
}

.sp-prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.sp-prose th,
.sp-prose td {
  padding: var(--s-2) var(--s-3);
  border-bottom: 1px solid var(--c-rule);
  text-align: left;
  vertical-align: top;
}

.sp-prose > .sp-verdict,
.sp-prose > .sp-compare,
.sp-prose > .sp-specs,
.sp-prose > .sp-proscons,
.sp-prose > .cta-box,
.sp-prose > .sp-faq {
  margin-block: var(--s-6);
}

/* ---------- Verdetto in 30 secondi ---------- */

.sp-verdict {
  background: var(--c-paper);
}

.sp-verdict__grid {
  display: grid;
  gap: var(--s-4);
  margin-top: var(--s-3);
}

.sp-verdict__pick {
  font-weight: 600;
  font-size: 1.125rem;
  line-height: 1.3;
}

.sp-verdict__summary {
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.45;
}

.sp-verdict ul {
  margin-top: var(--s-3);
  padding: 0;
  list-style: none;
}

.sp-verdict li {
  position: relative;
  padding-left: var(--s-4);
  font-size: 0.9375rem;
  line-height: 1.5;
}

.sp-verdict li + li {
  margin-top: var(--s-2);
}

.sp-verdict li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.375rem;
  height: 0.375rem;
  background: var(--c-accent);
}

.sp-verdict__best {
  margin-top: var(--s-4);
  border-top: 1px solid var(--c-rule);
}

.sp-verdict__best div {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: var(--s-3);
  padding-block: var(--s-2);
  border-bottom: 1px solid var(--c-rule);
  font-size: 0.9375rem;
}

.sp-verdict__best dt {
  font-family: var(--f-mono);
  font-size: var(--t-label);
  line-height: 1.9;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.sp-verdict__best dd {
  margin: 0;
}

@media (min-width: 40rem) {
  .sp-verdict__grid {
    grid-template-columns: 10rem 1fr;
    gap: var(--s-5);
  }

  .sp-verdict__score {
    padding-right: var(--s-5);
    border-right: 1px solid var(--c-rule);
  }
}

/* ---------- Tabella comparativa ---------- */

.sp-compare__caption {
  display: grid;
  gap: var(--s-1);
  margin-bottom: var(--s-3);
  font-weight: 600;
  line-height: 1.35;
}

.sp-compare__hint {
  margin-bottom: var(--s-2);
  font-family: var(--f-mono);
  font-size: 0.75rem;
  color: var(--c-muted);
}

.sp-compare__scroll {
  overflow-x: auto;
  border-top: 2px solid var(--c-ink);
  border-bottom: 1px solid var(--c-ink);
}

.sp-compare table {
  width: 100%;
  min-width: 38rem;
  border-collapse: collapse;
  font-size: 0.9375rem;
  line-height: 1.4;
}

.sp-compare th,
.sp-compare td {
  padding: var(--s-3);
  border-bottom: 1px solid var(--c-rule);
  text-align: left;
  vertical-align: top;
}

.sp-compare tbody tr:last-child > * {
  border-bottom: 0;
}

.sp-compare thead th {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-muted);
  white-space: nowrap;
}

.sp-compare tbody th {
  position: sticky;
  left: 0;
  z-index: 1;
  min-width: 9.5rem;
  background: var(--c-bg);
  font-weight: 600;
}

.sp-compare__name {
  display: block;
}

.sp-compare tbody th .sp-badge {
  margin-top: var(--s-1);
}

.sp-compare tr.is-pick > * {
  background: var(--c-accent-tint);
}

.sp-compare tr.is-pick > th {
  box-shadow: inset 3px 0 0 var(--c-accent);
}

.sp-compare__note {
  margin-top: var(--s-2);
  font-size: 0.8125rem;
  color: var(--c-muted);
}

@media (min-width: 48rem) {
  .sp-compare__hint {
    display: none;
  }
}

/* ---------- Scheda specifiche ---------- */

.sp-specs__title {
  margin-bottom: var(--s-3);
  font-size: var(--t-h3);
  line-height: 1.3;
}

.sp-specs__list {
  border-top: 2px solid var(--c-ink);
}

.sp-specs__row {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  gap: var(--s-3);
  padding-block: 0.625rem;
  border-bottom: 1px solid var(--c-rule);
  font-size: 0.9375rem;
  line-height: 1.45;
}

.sp-specs__row dt {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  line-height: 1.9;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.sp-specs__row dd {
  margin: 0;
}

@media (min-width: 40rem) {
  .sp-specs__list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: var(--s-6);
  }
}

/* ---------- Pro e contro ---------- */

.sp-proscons {
  display: grid;
  gap: var(--s-4);
}

.sp-proscons__col {
  padding: var(--s-4) var(--s-4) var(--s-5);
  border-top: 3px solid;
}

.sp-proscons__col--pro {
  background: var(--c-pro-tint);
  border-color: var(--c-pro);
}

.sp-proscons__col--con {
  background: var(--c-con-tint);
  border-color: var(--c-con);
}

.sp-proscons h3 {
  font-family: var(--f-mono);
  font-size: var(--t-label);
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sp-proscons__col--pro h3 {
  color: var(--c-pro);
}

.sp-proscons__col--con h3 {
  color: var(--c-con);
}

.sp-proscons ul {
  margin-top: var(--s-3);
  padding: 0;
  list-style: none;
}

.sp-proscons li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.9375rem;
  line-height: 1.5;
}

.sp-proscons li + li {
  margin-top: var(--s-2);
}

.sp-proscons li::before {
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--f-mono);
  font-weight: 400;
}

.sp-proscons__col--pro li::before {
  content: "+";
  color: var(--c-pro);
}

.sp-proscons__col--con li::before {
  content: "\2212";
  color: var(--c-con);
}

@media (min-width: 40rem) {
  .sp-proscons {
    grid-template-columns: 1fr 1fr;
  }
}

/* ---------- CTA box ---------- */

.cta-box {
  background: var(--c-paper);
}

.cta-box__title {
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
}

.cta-box__text {
  margin-top: var(--s-2);
  color: var(--c-ink-2);
}

.cta-box__action {
  margin-top: var(--s-4);
}

.cta-box__button {
  display: inline-block;
  min-height: 2.75rem;
  padding: 0.6875rem 1.375rem;
  border-radius: 2px;
  background: var(--c-accent);
  color: #fff;
  font-weight: 600;
  line-height: 1.35;
  text-decoration: none;
}

.cta-box__button:hover {
  background: var(--c-accent-ink);
  color: #fff;
}

.cta-box__note {
  margin-top: var(--s-3);
  font-family: var(--f-mono);
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--c-muted);
}

/* ---------- FAQ ---------- */

.sp-faq h2 {
  margin-bottom: var(--s-3);
}

.sp-faq__item {
  border-top: 1px solid var(--c-rule);
}

.sp-faq__item:last-child {
  border-bottom: 1px solid var(--c-rule);
}

.sp-faq__item summary {
  position: relative;
  padding: var(--s-4) 2.5rem var(--s-4) 0;
  font-weight: 600;
  line-height: 1.4;
  list-style: none;
  cursor: pointer;
}

.sp-faq__item summary::-webkit-details-marker {
  display: none;
}

.sp-faq__item summary::after {
  content: "+";
  position: absolute;
  right: var(--s-2);
  top: var(--s-4);
  font-family: var(--f-mono);
  font-weight: 400;
  color: var(--c-accent);
}

.sp-faq__item[open] summary::after {
  content: "\2212";
}

.sp-faq__a {
  padding-bottom: var(--s-4);
  color: var(--c-ink-2);
}

/* ---------- Pagine semplici ---------- */

.sp-plain {
  max-width: 75rem;
  padding-block: var(--s-7);
}

.sp-plain h1 {
  margin-block: var(--s-3) var(--s-4);
  font-size: var(--t-h1);
  line-height: 1.15;
}

.sp-plain .sp-prose,
.sp-plain .sp-side-nav {
  max-width: var(--measure);
}

.sp-plain .sp-side-nav {
  margin-top: var(--s-6);
}

/* ---------- Pagine di servizio (about, contatti, legali) ---------- */

/* Griglia e testata sono quelle dell'articolo; qui solo l'elenco delle
   pagine del sito, che su mobile scende dopo il testo. */
.sp-service-nav {
  order: 8;
  margin-top: var(--s-7);
}

.sp-service-nav ul {
  margin-top: var(--s-3);
  padding: 0;
  list-style: none;
}

.sp-service-nav li + li {
  margin-top: var(--s-2);
}

.sp-service-nav a {
  color: var(--c-ink-2);
  font-size: 0.9375rem;
  text-decoration: none;
}

.sp-service-nav a:hover {
  color: var(--c-accent);
  text-decoration: underline;
}

.sp-service-nav a[aria-current="page"] {
  color: var(--c-ink);
  font-weight: 600;
}

/* Tabelle larghe (cookie, conservazione dei dati): scorrono dentro il
   proprio riquadro, mai la pagina. */
.sp-service .sp-prose table {
  display: block;
  overflow-x: auto;
}

.sp-service .sp-prose th {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-muted);
  border-bottom: 2px solid var(--c-ink);
}

.sp-service .sp-prose td code {
  white-space: nowrap;
}

.sp-prose > .sp-company {
  margin-block: var(--s-6);
}

.sp-button {
  min-height: 2.5rem;
  padding: var(--s-2) var(--s-4);
  border: 1px solid var(--c-accent);
  border-radius: 2px;
  background: var(--c-accent);
  color: #fff;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.sp-button:hover {
  background: var(--c-accent-ink);
  border-color: var(--c-accent-ink);
}

.sp-consent-status {
  font-family: var(--f-mono);
  font-size: 0.875rem;
  color: var(--c-muted);
}

@media (min-width: 60rem) {
  .sp-service-nav {
    margin-top: 0;
  }
}

/* ---------- Footer ---------- */

.sp-footer {
  margin-top: var(--s-7);
  background: var(--c-paper);
  border-top: 2px solid var(--c-ink);
  font-size: 0.9375rem;
}

.sp-footer__grid {
  display: grid;
  gap: var(--s-6);
  padding-block: var(--s-6);
}

.sp-footer__logo {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: var(--s-3);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.025em;
}

.sp-footer__logo span span {
  color: var(--c-accent);
}

.sp-footer__about p:last-child {
  max-width: 30rem;
  color: var(--c-ink-2);
}

.sp-footer__nav ul {
  margin-top: var(--s-3);
  padding: 0;
  list-style: none;
}

.sp-footer__nav li + li {
  margin-top: var(--s-2);
}

.sp-footer__nav a {
  color: var(--c-ink);
  text-decoration: none;
}

.sp-footer__nav a:hover {
  color: var(--c-accent);
  text-decoration: underline;
}

.sp-footer__base a {
  color: inherit;
}

.sp-footer__base {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--s-2) var(--s-5);
  padding-block: var(--s-4) var(--s-8);
  border-top: 1px solid var(--c-rule);
  font-family: var(--f-mono);
  font-size: 0.78125rem;
  color: var(--c-muted);
}

.sp-footer__legal {
  flex-basis: 100%;
}

@media (min-width: 48rem) {
  .sp-footer__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: var(--gutter);
  }

  .sp-footer__about {
    grid-column: 1 / span 5;
  }

  .sp-footer__nav {
    grid-column: span 3;
  }

  .sp-footer__nav:first-of-type {
    grid-column: 7 / span 3;
  }

  .sp-footer__base {
    padding-bottom: var(--s-5);
  }
}

/* ---------- Cookie banner ---------- */

.cookie-banner {
  position: fixed;
  left: var(--s-3);
  right: var(--s-3);
  bottom: var(--s-3);
  z-index: 30;
  max-width: 26rem;
  padding: var(--s-4);
  background: var(--c-bg);
  border: 1px solid var(--c-ink);
  font-size: var(--t-small);
  line-height: 1.5;
}

.cookie-banner p {
  margin-bottom: var(--s-3);
  padding-right: var(--s-5);
}

.cookie-banner__close {
  position: absolute;
  top: var(--s-2);
  right: var(--s-2);
  width: 1.75rem;
  height: 1.75rem;
  border: 0;
  background: transparent;
  color: var(--c-muted);
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
}

.cookie-banner__close:hover {
  color: var(--c-ink);
}

.cookie-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
}

.cookie-banner button {
  min-height: 2.5rem;
  padding: var(--s-2) var(--s-4);
  border: 1px solid var(--c-ink);
  border-radius: 2px;
  background: var(--c-bg);
  color: var(--c-ink);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.cookie-banner button[data-consent="accept"] {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: #fff;
}

.cookie-banner button[data-consent="settings"] {
  border-color: transparent;
  color: var(--c-accent);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.cookie-banner button:hover {
  border-color: var(--c-accent-ink);
}

/* ---------- Foto di copertina (motore di redazione, sotto-blocco 5) ----------
   Le tavole sono disegni tecnici su fondo accent-tint con filetto. Una foto accanto a loro prende la tinta della
   palette (velo accent leggero, desaturazione appena accennata) e una griglia sottile da carta millimetrata. */
.sp-photo-frame,
.sp-card--photo .sp-card__media {
  position: relative;
  display: block;
  background: var(--c-accent-tint);
}

.sp-photo-frame img,
.sp-card--photo .sp-card__media img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--c-rule);
  filter: saturate(0.8) contrast(1.02);
}

.sp-photo-frame::after,
.sp-card--photo .sp-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(0deg, rgba(29, 78, 216, 0.1) 0 1px, transparent 1px 28px),
    repeating-linear-gradient(90deg, rgba(29, 78, 216, 0.1) 0 1px, transparent 1px 28px),
    rgba(29, 78, 216, 0.12);
  mix-blend-mode: multiply;
}

@media (min-width: 48rem) {
  .sp-photo-frame img,
  .sp-card--photo .sp-card__media img {
    aspect-ratio: 16 / 9;
  }
}

.sp-article-fig--photo figcaption a {
  color: var(--c-accent-ink);
}