@import url("variables.css");
@import url("https://fonts.googleapis.com/css2?family=Source+Serif+4:opsz,wght@8..60,400;8..60,600;8..60,700&family=Public+Sans:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap");

/* =========================================================
   CONTEA — Proposta di design "Scheda"
   Titoli serif editoriali, corpo grotesque, mono solo per i dati.
   Carta calda per la lettura, verde profondo per i blocchi di
   apertura, arancio come unico colore-segnale.
   ========================================================= */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.015em;
}
p { margin: 0; }
button { font: inherit; cursor: pointer; }
sub, sup { line-height: 0; }

:focus-visible {
  outline: 2px solid var(--ember-deep);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.wrap {
  width: 100%;
  max-width: var(--content-width);
  margin-inline: auto;
  padding-inline: var(--sp-3);
}
@media (min-width: 48rem) {
  .wrap { padding-inline: var(--sp-4); }
}

/* Utility: vince su qualsiasi regola di componente (es. input del form) */
.visually-hidden {
  position: absolute !important;
  width: 1px !important; height: 1px !important;
  min-width: 0 !important;
  padding: 0 !important; border: 0 !important;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

/* Etichette tecniche ricorrenti: mono, maiuscolo spaziato */
.utility-bar,
.breadcrumb,
.toc,
.pillar .go,
.split-card .tag,
.download-item .file,
.placeholder .label,
.figure-placeholder .label,
.form .field > label,
.site-footer h4,
.footer-bottom,
.nav-toggle {
  font-family: var(--font-mono);
}

/* ---------- Barra di servizio ---------- */
.utility-bar {
  background: var(--forest-deep);
  color: var(--sage);
  font-size: var(--step--2);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
}
.utility-bar .wrap {
  display: flex;
  justify-content: flex-end;
  gap: var(--sp-3);
  padding-block: 0.6rem;
}
.utility-bar a {
  color: var(--sage);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.15s var(--ease);
}
.utility-bar a::after {
  content: "\2197";
  color: var(--ember);
  transition: transform 0.2s var(--ease);
}
.utility-bar a:hover { color: var(--white); }
.utility-bar a:hover::after { transform: translate(2px, -2px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(251, 250, 247, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
  color: var(--ink);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
  min-height: var(--header-h);
}
@media (min-width: 48rem) {
  .site-header .wrap { gap: var(--sp-4); }
}

.logo {
  display: flex;
  flex-direction: column;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.7rem;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--forest-deep);
  padding-block: var(--sp-2);
}
.logo span {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.56rem;
  line-height: 1.45;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 0.4rem;
  max-width: 38ch;
}
@media (max-width: 26rem) {
  .logo { font-size: 1.5rem; }
  .logo span { max-width: 34ch; }
}

/* ---------- Navigazione ---------- */
.main-nav { display: none; }
@media (min-width: 64rem) {
  .main-nav { display: block; align-self: stretch; }
}
.main-nav > ul {
  display: flex;
  align-items: stretch;
  gap: 0.15rem;
  height: 100%;
}
.main-nav > ul > li { position: relative; display: flex; align-items: center; }
.main-nav > ul > li > a {
  display: block;
  padding: 0.45rem 0.7rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink);
  border-radius: var(--radius-pill);
  transition: background 0.15s var(--ease), color 0.15s var(--ease);
}
.main-nav > ul > li:hover > a,
.main-nav > ul > li:focus-within > a {
  background: var(--sage-tint);
  color: var(--forest-deep);
}
.main-nav > ul > li > a[aria-current="page"] {
  position: relative;
  color: var(--forest-deep);
  font-weight: 600;
}
.main-nav > ul > li > a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0.7rem; right: 0.7rem; bottom: 0.1rem;
  height: 2px;
  border-radius: 2px;
  background: var(--ember);
}

.mega {
  position: absolute;
  top: calc(100% - 0.35rem);
  left: 0;
  min-width: 15rem;
  background: var(--card);
  color: var(--ink);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.18s var(--ease), transform 0.18s var(--ease), visibility 0.18s;
}
.main-nav li:hover .mega,
.main-nav li:focus-within .mega {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.mega a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  padding: 0.55rem 0.7rem;
  font-size: 0.88rem;
  border-radius: var(--radius-sm);
  transition: background 0.12s var(--ease), color 0.12s var(--ease);
}
.mega a::after {
  content: "\2192";
  color: var(--ember-deep);
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity 0.15s var(--ease), transform 0.15s var(--ease);
}
.mega a:hover { background: var(--sage-tint); color: var(--forest-deep); }
.mega a:hover::after { opacity: 1; transform: translateX(0); }

/* ---------- Bottone menu mobile ---------- */
.nav-toggle {
  background: var(--card);
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius-pill);
  color: var(--ink);
  padding: 0.5rem 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: var(--step--2);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
}
@media (min-width: 64rem) { .nav-toggle { display: none; } }
.nav-toggle .bar {
  width: 18px; height: 2px;
  background: var(--forest);
  display: block; position: relative;
  border-radius: 2px;
}
.nav-toggle .bar::before,
.nav-toggle .bar::after {
  content: "";
  position: absolute; left: 0;
  width: 18px; height: 2px;
  background: var(--forest);
  border-radius: 2px;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease);
}
.nav-toggle .bar::before { top: -6px; }
.nav-toggle .bar::after { top: 6px; }
.nav-toggle[aria-expanded="true"] {
  background: var(--forest-deep);
  color: var(--white);
  border-color: var(--forest-deep);
}
.nav-toggle[aria-expanded="true"] .bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .bar::before { background: var(--sage); transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bar::after { background: var(--sage); transform: translateY(-6px) rotate(-45deg); }

/* ---------- Pannello nav mobile ---------- */
.mobile-nav {
  display: none;
  background: var(--card);
  border-top: 1px solid var(--rule);
  max-height: calc(100vh - var(--header-h));
  overflow-y: auto;
}
.mobile-nav.is-open { display: block; }
@media (min-width: 64rem) { .mobile-nav { display: none !important; } }
.mobile-nav > a,
.mobile-nav summary {
  display: block;
  padding: 0.95rem var(--sp-3);
  font-size: 1rem;
  font-weight: 500;
  border-bottom: 1px solid var(--rule);
}
.mobile-nav summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.mobile-nav summary::-webkit-details-marker { display: none; }
.mobile-nav summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--ember-deep);
}
.mobile-nav details[open] > summary { color: var(--forest-deep); }
.mobile-nav details[open] > summary::after { content: "\2212"; }
.mobile-nav .mega-mobile {
  display: flex;
  flex-direction: column;
  background: var(--sage-tint);
  border-bottom: 1px solid var(--rule);
}
.mobile-nav .mega-mobile a {
  padding: 0.7rem var(--sp-3) 0.7rem var(--sp-4);
  font-size: 0.92rem;
  color: var(--forest-link);
  border-bottom: 1px solid var(--sage-line);
}
.mobile-nav .mega-mobile a:last-child { border-bottom: none; }

/* ---------- Bottoni ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.8rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.2;
  border-radius: var(--radius-pill);
  border: 1.5px solid transparent;
  transition: background 0.16s var(--ease), color 0.16s var(--ease),
              border-color 0.16s var(--ease), transform 0.16s var(--ease),
              box-shadow 0.16s var(--ease);
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

/* Arancio pieno con testo scuro: l'arancio su bianco non raggiunge AA,
   sull'inchiostro sì (6.5:1). */
.btn-primary {
  background: var(--ember);
  color: var(--forest-night);
  box-shadow: 0 10px 20px -14px rgba(236, 114, 44, 0.9);
}
.btn-primary::after { content: "\2192"; font-family: var(--font-mono); }
.btn-primary:hover {
  background: #FF8440;
  box-shadow: 0 14px 26px -14px rgba(236, 114, 44, 0.95);
}

.btn-ghost {
  background: var(--card);
  border-color: var(--rule-strong);
  color: var(--forest-link);
}
.btn-ghost:hover {
  border-color: var(--forest);
  background: var(--sage-tint);
  color: var(--forest-deep);
}

.btn-ghost.on-dark,
.hero .btn-ghost {
  background: transparent;
  border-color: rgba(203, 222, 184, 0.45);
  color: var(--white);
}
.btn-ghost.on-dark:hover,
.hero .btn-ghost:hover {
  border-color: var(--sage);
  background: rgba(203, 222, 184, 0.14);
  color: var(--white);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(110% 90% at 82% 8%, rgba(65, 104, 58, 0.75) 0%, transparent 62%),
    linear-gradient(168deg, #2F4A29 0%, #1C2E18 100%);
  padding-block: var(--sp-5) var(--sp-6);
}
/* Reticolo tecnico appena percepibile, come carta millimetrata */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(203, 222, 184, 0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(203, 222, 184, 0.09) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(130% 100% at 18% 0%, #000 18%, transparent 78%);
  mask-image: radial-gradient(130% 100% at 18% 0%, #000 18%, transparent 78%);
}
.hero .wrap {
  display: grid;
  gap: var(--sp-5);
  grid-template-columns: 1fr;
  align-items: center;
}
@media (min-width: 64rem) {
  .hero .wrap { grid-template-columns: 1.05fr 0.95fr; }
}
.hero h1 {
  font-size: var(--step-4);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.03em;
  max-width: 14ch;
  text-wrap: balance;
}
.hero .lede {
  margin-top: var(--sp-3);
  font-size: clamp(1.05rem, 1rem + 0.35vw, 1.25rem);
  color: var(--sage);
  max-width: 46ch;
}
.hero .cta-row { margin-top: var(--sp-4); }

/* ---------- Display contatore ---------- */
.meter {
  position: relative;
  background: var(--card);
  color: var(--ink);
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 1rem + 1.5vw, 2rem);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.6);
}
.meter::before {
  content: "";
  position: absolute;
  inset-inline: clamp(1.25rem, 1rem + 1.5vw, 2rem);
  top: 0;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: linear-gradient(90deg, var(--forest) 0 62%, var(--ember) 62% 100%);
}
.meter-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--sp-2);
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--ink-soft);
}
.meter-head span:first-child { color: var(--forest-link); font-weight: 500; }
.meter-readout {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(3rem, 2.2rem + 3.4vw, 4.4rem);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--forest-deep);
  margin-block: var(--sp-3);
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
}
.meter-readout .unit {
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--ember-deep);
}
.meter-readout .digit { display: inline-block; }
.meter-rows {
  display: grid;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--ink-soft);
  border-top: 1px solid var(--rule);
}
.meter-rows div {
  display: flex;
  justify-content: space-between;
  gap: var(--sp-2);
  padding-block: 0.55rem;
  border-bottom: 1px solid var(--rule);
}
.meter-rows div:last-child { border-bottom: none; }
.meter-rows span:last-child { color: var(--ink); font-weight: 500; }
/* Spia di stato sull'ultima riga */
.meter-rows div:last-child span:last-child {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--forest-link);
}
.meter-rows div:last-child span:last-child::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--ember);
  box-shadow: 0 0 0 3px rgba(236, 114, 44, 0.2);
  animation: pulse 2.6s var(--ease) infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(236, 114, 44, 0.22); }
  50% { box-shadow: 0 0 0 7px rgba(236, 114, 44, 0.04); }
}

/* ---------- Pilastri ---------- */
.pillars { padding-block: var(--sp-5); }
.pillars h2 {
  font-size: var(--step-2);
  max-width: 20ch;
  color: var(--forest-night);
  text-wrap: balance;
}
.pillars-list {
  margin-top: var(--sp-4);
  display: grid;
  gap: var(--sp-3);
}
@media (min-width: 48rem) {
  .pillars-list { grid-template-columns: repeat(2, 1fr); }
}
.pillar {
  display: grid;
  align-content: start;
  gap: var(--sp-2);
  padding: var(--sp-3);
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease), border-color 0.18s var(--ease);
}
@media (min-width: 48rem) {
  .pillar { padding: var(--sp-4) var(--sp-3) var(--sp-3); }
}
.pillar:hover {
  transform: translateY(-3px);
  border-color: var(--sage-line);
  box-shadow: var(--shadow-md);
}
.pillar .name {
  position: relative;
  padding-top: var(--sp-2);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--step-1);
  line-height: 1.15;
  color: var(--forest-deep);
}
.pillar .name::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 2.25rem; height: 3px;
  border-radius: 2px;
  background: var(--forest);
  transition: background 0.18s var(--ease), width 0.18s var(--ease);
}
.pillar:hover .name::before { background: var(--ember); width: 3.25rem; }
.pillar .desc { color: var(--ink-soft); font-size: 0.96rem; max-width: 44ch; }
.pillar .go {
  margin-top: var(--sp-1);
  font-size: var(--step--2);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--ember-deep);
  transform-origin: left;
  transition: transform 0.18s var(--ease);
}
.pillar:hover .go { transform: translateX(4px); }

/* ---------- Diretta / indiretta ---------- */
.split {
  background: var(--sage-tint);
  border-block: 1px solid var(--sage-line);
  padding-block: var(--sp-5);
}
.split h2 { font-size: var(--step-2); max-width: 24ch; color: var(--forest-night); text-wrap: balance; }
.split .lede { margin-top: var(--sp-3); color: var(--ink-soft); max-width: 58ch; }
.split-grid {
  margin-top: var(--sp-4);
  display: grid;
  gap: var(--sp-3);
}
@media (min-width: 48rem) {
  .split-grid { grid-template-columns: 1fr 1fr; }
}
.split-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  background: var(--card);
  border: 1px solid var(--sage-line);
  border-radius: var(--radius);
  padding: var(--sp-4) var(--sp-3) var(--sp-3);
  transition: box-shadow 0.18s var(--ease);
}
.split-card:hover { box-shadow: var(--shadow-md); }
.split-card .tag {
  display: inline-block;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
  background: var(--sage);
  color: var(--forest-deep);
  font-size: var(--step--2);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
}
.split-card h3 { margin-top: var(--sp-3); font-size: var(--step-1); color: var(--forest-deep); }
.split-card p { margin-top: var(--sp-2); color: var(--ink-soft); font-size: 0.96rem; }
.split-card a {
  margin-top: var(--sp-3);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ember-deep);
  border-bottom: 1.5px solid var(--ember-tint);
  padding-bottom: 2px;
  transition: border-color 0.15s var(--ease);
}
.split-card a:hover { border-bottom-color: var(--ember); }

/* ---------- Teaser chi siamo ---------- */
.about-teaser { padding-block: var(--sp-5); }
.about-teaser .wrap {
  display: grid;
  gap: var(--sp-3);
}
@media (min-width: 48rem) {
  .about-teaser .wrap { grid-template-columns: 0.85fr 1fr; gap: var(--sp-5); align-items: start; }
}
.about-teaser h2 { font-size: var(--step-2); max-width: 16ch; color: var(--forest-night); text-wrap: balance; }
.about-teaser p {
  color: var(--ink);
  font-size: clamp(1.05rem, 1rem + 0.3vw, 1.2rem);
  max-width: 52ch;
  padding-left: var(--sp-3);
  border-left: 3px solid var(--sage);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--forest-night);
  color: var(--sage);
  margin-top: var(--sp-5);
  border-top: 3px solid var(--ember);
}
.site-footer .wrap {
  padding-block: var(--sp-5) var(--sp-4);
  display: grid;
  gap: var(--sp-4);
}
@media (min-width: 48rem) {
  .site-footer .wrap { grid-template-columns: 1.4fr 1fr 1fr; gap: var(--sp-5); }
}
.site-footer .f-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 2rem;
  letter-spacing: -0.03em;
  color: var(--white);
}
.site-footer address {
  font-style: normal;
  margin-top: var(--sp-2);
  font-size: 0.9rem;
  line-height: 1.8;
  max-width: 34ch;
}
.site-footer h4 {
  color: var(--ember);
  font-family: var(--font-mono);
  font-size: var(--step--2);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  margin-bottom: var(--sp-2);
}
.site-footer ul { display: flex; flex-direction: column; gap: 0.6rem; }
.site-footer li a {
  font-size: 0.95rem;
  transition: color 0.15s var(--ease), padding-left 0.15s var(--ease);
}
.site-footer li a:hover { color: var(--white); padding-left: 4px; }
.footer-bottom { border-top: 1px solid rgba(203, 222, 184, 0.18); }
.footer-bottom .wrap {
  padding-block: var(--sp-3);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--sp-1) var(--sp-3);
  font-size: var(--step--2);
  letter-spacing: 0.06em;
}

/* =========================================================
   COMPONENTI DI PAGINA (pagine interne)
   ========================================================= */

/* ---------- Testata di pagina ---------- */
.page-head {
  position: relative;
  padding-block: var(--sp-5) var(--sp-4);
  background:
    radial-gradient(90% 140% at 100% 0%, rgba(203, 222, 184, 0.55) 0%, transparent 60%),
    var(--sage-tint);
  border-bottom: 1px solid var(--sage-line);
}
.breadcrumb {
  font-size: var(--step--2);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: var(--sp-3);
}
.breadcrumb a { color: var(--forest-link); }
.breadcrumb a:hover { color: var(--ember-deep); }
.page-head h1 {
  font-size: var(--step-3);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -0.03em;
  max-width: 18ch;
  color: var(--forest-night);
  text-wrap: balance;
}
.page-head .lede {
  margin-top: var(--sp-3);
  font-size: clamp(1.05rem, 1rem + 0.35vw, 1.28rem);
  color: var(--ink-soft);
  max-width: 54ch;
}

/* ---------- Indice delle ancore ---------- */
.toc {
  margin-top: var(--sp-4);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: var(--step--2);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.toc a {
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--sage-line);
  color: var(--forest-link);
  transition: background 0.15s var(--ease), border-color 0.15s var(--ease), color 0.15s var(--ease);
}
.toc a:hover {
  background: var(--forest-deep);
  border-color: var(--forest-deep);
  color: var(--white);
}

/* ---------- Sezioni ---------- */
.section {
  padding-block: var(--sp-5);
  scroll-margin-top: calc(var(--header-h) + 0.5rem);
}
.section + .section { border-top: 1px solid var(--rule); }
.section-alt {
  background: var(--sage-tint);
  border-top: 1px solid var(--sage-line);
  border-bottom: 1px solid var(--sage-line);
}
.section-alt + .section { border-top: none; }
.section > .wrap > h2 {
  font-size: var(--step-2);
  max-width: 24ch;
  color: var(--forest-night);
  text-wrap: balance;
}
.section > .wrap > .lede {
  margin-top: var(--sp-3);
  font-size: clamp(1.02rem, 0.98rem + 0.3vw, 1.18rem);
  color: var(--ink-soft);
  max-width: 58ch;
}
.section .cta-row { margin-top: var(--sp-4); }
.section > .wrap > h3 {
  margin-top: var(--sp-4);
  font-size: var(--step-1);
  color: var(--forest-deep);
}

/* ---------- Colonna di testo ---------- */
.prose { max-width: var(--measure); margin-top: var(--sp-3); }
.prose > * + * { margin-top: var(--sp-3); }
.prose h3 { font-size: var(--step-1); margin-top: var(--sp-4); color: var(--forest-deep); }
.prose h4 {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: var(--sp-4);
}
.prose ul { display: grid; gap: var(--sp-2); }
.prose li { position: relative; padding-left: 1.6rem; }
.prose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px; height: 8px;
  border-radius: 2px;
  background: var(--sage);
  border: 1.5px solid var(--forest);
}
.prose a {
  color: var(--ember-deep);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
  text-decoration-color: var(--ember-tint);
  transition: text-decoration-color 0.15s var(--ease);
}
.prose a:hover { text-decoration-color: var(--ember); }

/* ---------- Dati tecnici: formule e legende ---------- */
.formula {
  margin-top: var(--sp-3);
  font-family: var(--font-mono);
  font-size: clamp(1.1rem, 1rem + 0.6vw, 1.5rem);
  text-align: center;
  color: var(--forest-deep);
  background: var(--card);
  border: 1px solid var(--sage-line);
  border-radius: var(--radius);
  padding: var(--sp-4) var(--sp-3);
  overflow-x: auto;
  box-shadow: var(--shadow-sm);
}

.spec-list {
  margin: var(--sp-3) 0 0;
  display: grid;
  font-size: 0.96rem;
  max-width: 62rem;
}
.spec-list dt {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--forest-link);
  padding-top: var(--sp-2);
  border-top: 1px solid var(--rule);
}
.section-alt .spec-list dt { border-top-color: var(--sage-line); }
.spec-list dd {
  margin: 0;
  color: var(--ink-soft);
  padding-bottom: var(--sp-2);
}
@media (min-width: 48rem) {
  .spec-list {
    grid-template-columns: minmax(5rem, max-content) 1fr;
    column-gap: var(--sp-4);
  }
  .spec-list dt,
  .spec-list dd {
    padding-block: var(--sp-2);
    border-top: 1px solid var(--rule);
  }
  .section-alt .spec-list dt,
  .section-alt .spec-list dd { border-top-color: var(--sage-line); }
}

/* ---------- Elenco download ---------- */
.download-list {
  margin-top: var(--sp-3);
  max-width: 62rem;
  display: grid;
  gap: 0.4rem;
}
.download-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-1) var(--sp-3);
  padding: 0.8rem var(--sp-3);
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease), transform 0.15s var(--ease);
}
.download-item:hover {
  border-color: var(--sage-line);
  box-shadow: var(--shadow-sm);
  transform: translateX(3px);
}
.download-item .name { font-weight: 600; color: var(--ink); }
.download-item .variant { color: var(--ink-soft); font-size: 0.9rem; font-weight: 400; }
.download-item .file {
  font-size: var(--step--2);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--forest-night);
  background: var(--sage);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  transition: background 0.15s var(--ease);
}
.download-item:hover .file { background: var(--ember); }

/* ---------- Segnaposto (contenuti non ancora forniti) ---------- */
.placeholder,
.figure-placeholder {
  border: 2px dashed var(--ember-deep);
  border-radius: var(--radius);
  background-color: var(--ember-tint);
  background-image: repeating-linear-gradient(
    135deg,
    rgba(154, 67, 16, 0.07) 0 10px,
    transparent 10px 20px
  );
}
.placeholder {
  margin-top: var(--sp-3);
  max-width: var(--measure);
  padding: var(--sp-3);
}
.placeholder .label,
.figure-placeholder .label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--step--2);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--ember-deep);
  margin-bottom: var(--sp-1);
}
.placeholder p { color: var(--ink); font-size: 0.95rem; }
.figure-placeholder {
  margin: var(--sp-3) 0 0;
  display: grid;
  align-content: center;
  justify-items: start;
  gap: var(--sp-1);
  min-height: 15rem;
  padding: var(--sp-4) var(--sp-3);
  font-size: 0.95rem;
  color: var(--ink);
}
.figure-placeholder figcaption { max-width: 48ch; }

/* ---------- FAQ e consigli ---------- */
.faq-list {
  margin-top: var(--sp-3);
  max-width: var(--measure);
  display: grid;
  gap: 0.5rem;
}
.faq-list details {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding-inline: var(--sp-3);
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}
.faq-list details[open] { border-color: var(--sage-line); box-shadow: var(--shadow-sm); }
.faq-list summary {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--sp-3);
  padding-block: var(--sp-3);
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--forest-deep);
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.3rem;
  line-height: 1.2;
  color: var(--ember-deep);
  flex: none;
}
.faq-list details[open] > summary::after { content: "\2212"; }
.faq-list details > :not(summary) {
  padding-bottom: var(--sp-3);
  color: var(--ink-soft);
  max-width: 62ch;
}

/* ---------- Form ---------- */
.form {
  margin-top: var(--sp-4);
  display: grid;
  gap: var(--sp-3);
  max-width: 36rem;
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: var(--radius-lg);
  padding: var(--sp-4) var(--sp-3);
  box-shadow: var(--shadow-sm);
}
@media (min-width: 48rem) { .form { padding: var(--sp-4); } }
.form .field { display: grid; gap: 0.4rem; }
.form .field > label {
  font-size: var(--step--2);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--ink-soft);
}
.form input,
.form select,
.form textarea {
  font: inherit;
  font-size: 1rem;
  width: 100%;
  min-width: 0;
  padding: 0.75rem 0.9rem;
  color: var(--ink);
  background: var(--paper);
  border: 1.5px solid var(--rule-strong);
  border-radius: var(--radius-sm);
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease), background 0.15s var(--ease);
}
.form input:focus,
.form select:focus,
.form textarea:focus {
  outline: none;
  background: var(--card);
  border-color: var(--forest);
  box-shadow: 0 0 0 3px rgba(65, 104, 58, 0.16);
}
.form textarea { min-height: 9.5rem; resize: vertical; }
.form .consent {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-2);
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 400;
  letter-spacing: normal;
  text-transform: none;
  line-height: 1.5;
  color: var(--ink-soft);
  cursor: pointer;
}
.form .consent a {
  color: var(--ember-deep);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.form .consent input {
  width: 1.1rem; height: 1.1rem;
  flex: none;
  padding: 0;
  margin-top: 0.3rem;
  accent-color: var(--forest);
}
.form .form-note { font-size: 0.88rem; color: var(--ink-soft); }
.form .btn { justify-self: start; }

/* ---------- Spaziature finali ---------- */
.section > .wrap > .spec-list,
.section > .wrap > .formula,
.section > .wrap > .download-list { margin-top: var(--sp-3); }
.section > .wrap > .pillars-list { margin-top: var(--sp-4); }
main > .section:last-child { border-bottom: none; }