/* ============================================================
   Studio Sigma S.r.l. — Tema 2026
   Palette: petrolio (fiducia/professionalità) + verde (sicurezza/ambiente)
   ============================================================ */

:root {
  --c-primary: #2178a9;
  --c-primary-700: #1a608a;
  --c-primary-900: #0f3d59;
  --c-accent: #2b8fc7;
  --c-accent-700: #1a608a;
  --c-accent-100: #e4f2fa;
  --c-ink: #12222d;
  --c-body: #3d4f5b;
  --c-muted: #6b7d89;
  --c-line: #dde7ec;
  --c-bg: #ffffff;
  --c-bg-soft: #f3f8fa;
  --c-bg-card: #ffffff;

  --font: "Inter", "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Plus Jakarta Sans", "Inter", "Segoe UI", system-ui, sans-serif;

  --fs-hero: clamp(2.1rem, 1.2rem + 3.6vw, 3.6rem);
  --fs-h1: clamp(1.9rem, 1.2rem + 2.6vw, 3rem);
  --fs-h2: clamp(1.5rem, 1.1rem + 1.6vw, 2.2rem);
  --fs-h3: clamp(1.15rem, 1rem + 0.6vw, 1.35rem);
  --fs-body: 1.0625rem;
  --fs-small: 0.9rem;

  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 1px 3px rgba(7, 46, 65, 0.08);
  --shadow-md: 0 10px 30px -10px rgba(7, 46, 65, 0.18);
  --shadow-lg: 0 24px 60px -20px rgba(7, 46, 65, 0.28);

  --container: 1180px;
  --header-h: 92px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }

body {
  font-family: var(--font);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--c-body);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 { font-family: var(--font-display); color: var(--c-ink); line-height: 1.18; letter-spacing: -0.015em; font-weight: 800; }
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

p + p { margin-top: 1em; }

a { color: var(--c-primary); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--c-accent-700); }

.container { max-width: var(--container); margin-inline: auto; padding-inline: clamp(1rem, 4vw, 2rem); }

.section { padding-block: clamp(3.5rem, 8vw, 6rem); }
.section--soft { background: var(--c-bg-soft); }
.section--dark {
  background: linear-gradient(135deg, var(--c-primary-900), var(--c-primary));
  color: #d6e5ed;
}
.section--dark h2, .section--dark h3 { color: #fff; }

/* ---------- Eyebrow / kicker ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.8rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--c-accent-700); margin-bottom: 0.9rem;
}
.eyebrow::before { content: ""; width: 26px; height: 3px; border-radius: 2px; background: var(--c-accent); }
.section--dark .eyebrow { color: #7cc3e8; }

.section-head { max-width: 720px; margin-bottom: clamp(2rem, 5vw, 3rem); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head--center .eyebrow { justify-content: center; }
.section-head p { margin-top: 0.9rem; font-size: 1.1rem; color: var(--c-muted); }
.section--dark .section-head p { color: #b9cfda; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid var(--c-line);
}
.header-inner { display: flex; align-items: center; gap: 2rem; height: var(--header-h); }

.brand { display: flex; align-items: center; gap: 0.7rem; text-decoration: none; }
.brand-logo { height: 66px; width: auto; }
/* Il footer usa la variante bianca del logo: niente riquadro chiaro dietro,
   altrimenti bianco su bianco si annulla. */
.brand-logo--footer { height: 64px; width: auto; opacity: 0.95; }
@media (max-width: 640px) { .brand-logo { height: 50px; } }

.main-nav { margin-left: auto; }
.main-nav ul { list-style: none; display: flex; align-items: center; gap: 0.25rem; }
.main-nav a {
  display: block; padding: 0.55rem 0.85rem; border-radius: 10px;
  color: var(--c-ink); font-weight: 600; font-size: 0.95rem; text-decoration: none;
}
.main-nav a:hover, .main-nav li.is-active > a { background: var(--c-bg-soft); color: var(--c-primary); }

.has-sub { position: relative; }
.has-sub > a::after {
  content: "\f078"; font-family: "Font Awesome 6 Free"; font-weight: 900;
  font-size: 0.6em; margin-left: 0.4rem; opacity: 0.55;
  transition: transform 0.2s, opacity 0.2s;
}
.has-sub:hover > a::after { opacity: 0.9; transform: translateY(1px); }
.sub-menu {
  position: absolute; top: calc(100% + 8px); left: 0; min-width: 250px;
  background: #fff; border: 1px solid var(--c-line); border-radius: 14px;
  box-shadow: var(--shadow-md); padding: 0.5rem;
  opacity: 0; visibility: hidden; transform: translateY(6px);
  transition: opacity 0.18s, transform 0.18s, visibility 0.18s;
}
.has-sub:hover .sub-menu, .has-sub:focus-within .sub-menu, .has-sub.open .sub-menu {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.main-nav ul.sub-menu { display: block; }
.sub-menu li + li { margin-top: 2px; }
.sub-menu a { padding: 0.55rem 0.8rem; font-weight: 500; white-space: nowrap; }

.nav-cta {
  margin-left: 0.5rem;
  background: var(--c-accent); color: #fff !important;
  padding: 0.6rem 1.15rem !important; border-radius: 999px !important; font-weight: 700 !important;
  box-shadow: 0 6px 18px -6px rgba(43, 143, 199, 0.6);
}
.nav-cta:hover { background: var(--c-accent-700) !important; }

/* ---------- Hamburger a due linee ---------- */
/* Due sole barre che si incrociano: all'apertura scorrono verso il centro
   e ruotano in direzioni opposte, come un taglio che si chiude. */
.nav-toggle {
  display: none; margin-left: auto; position: relative;
  width: 46px; height: 46px; border: 1.5px solid var(--c-line); border-radius: 12px;
  background: #fff; cursor: pointer; place-items: center;
  transition: border-color 0.25s, background 0.25s;
  -webkit-tap-highlight-color: transparent;
}
.nav-toggle:hover { border-color: var(--c-accent); }

.nav-toggle span {
  position: absolute; left: 50%; top: 50%;
  width: 22px; height: 2px; margin-left: -11px;
  background: transparent;
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: ""; position: absolute; left: 0;
  width: 100%; height: 2px; border-radius: 2px;
  background: var(--c-ink);
  transition:
    transform 0.34s cubic-bezier(0.68, -0.4, 0.27, 1.4),
    width 0.28s ease,
    background 0.25s ease;
}
.nav-toggle span::before { top: -5px; }
.nav-toggle span::after  { top: 5px; }

/* La barra inferiore parte più corta: dà il verso della lettura e rende
   evidente il ricomporsi in X. */
.nav-toggle span::after { width: 68%; }

body.nav-open .nav-toggle { border-color: var(--c-primary); background: var(--c-bg-soft); }
body.nav-open .nav-toggle span::before,
body.nav-open .nav-toggle span::after {
  width: 100%; background: var(--c-primary);
}
body.nav-open .nav-toggle span::before { transform: translateY(5px) rotate(45deg); }
body.nav-open .nav-toggle span::after  { transform: translateY(-5px) rotate(-45deg); }

@media (prefers-reduced-motion: reduce) {
  .nav-toggle span::before, .nav-toggle span::after { transition-duration: 0.01ms; }
}

@media (max-width: 980px) {
  .nav-toggle { display: grid; }

  /* Pannello che scorre giù invece di comparire di colpo */
  .main-nav {
    position: fixed; inset: var(--header-h) 0 auto 0; z-index: 99;
    background: #fff; border-bottom: 1px solid var(--c-line);
    box-shadow: var(--shadow-lg);
    max-height: calc(100dvh - var(--header-h)); overflow-y: auto;
    padding: 0.6rem 0.75rem 1.1rem;
    visibility: hidden; opacity: 0;
    transform: translateY(-14px);
    transition: opacity 0.26s ease, transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), visibility 0.26s;
    overscroll-behavior: contain;
  }
  body.nav-open .main-nav { visibility: visible; opacity: 1; transform: translateY(0); }

  .main-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .main-nav > ul > li + li { border-top: 1px solid var(--c-bg-soft); }

  .main-nav a {
    padding: 0.95rem 0.9rem; font-size: 1.02rem; border-radius: 10px;
  }
  .main-nav > ul > li > a { font-weight: 600; }

  /* Le voci entrano una dopo l'altra: dà il senso di apertura */
  body.nav-open .main-nav > ul > li {
    animation: voceMenu 0.34s cubic-bezier(0.22, 1, 0.36, 1) both;
  }
  body.nav-open .main-nav > ul > li:nth-child(1) { animation-delay: 0.04s; }
  body.nav-open .main-nav > ul > li:nth-child(2) { animation-delay: 0.08s; }
  body.nav-open .main-nav > ul > li:nth-child(3) { animation-delay: 0.12s; }
  body.nav-open .main-nav > ul > li:nth-child(4) { animation-delay: 0.16s; }
  body.nav-open .main-nav > ul > li:nth-child(5) { animation-delay: 0.20s; }
  body.nav-open .main-nav > ul > li:nth-child(6) { animation-delay: 0.24s; }
  body.nav-open .main-nav > ul > li:nth-child(7) { animation-delay: 0.28s; }
  @keyframes voceMenu {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: none; }
  }

  /* Sottomenu a fisarmonica, con la freccia che ruota */
  .has-sub > a { display: flex; align-items: center; justify-content: space-between; }
  .has-sub > a::after {
    content: "\f078"; font-family: "Font Awesome 6 Free"; font-weight: 900;
    font-size: 0.62em; opacity: 0.5; margin-left: 0.5rem;
    transition: transform 0.3s ease;
  }
  .main-nav .has-sub.open > a::after { transform: rotate(180deg); opacity: 0.9; }

  .main-nav ul.sub-menu {
    position: static; opacity: 1; visibility: visible; transform: none;
    border: none; box-shadow: none; border-radius: 0;
    padding: 0 0 0.3rem 0.6rem; margin-left: 0.55rem;
    border-left: 2px solid var(--c-accent-100);
    display: grid; grid-template-rows: 0fr;
    transition: grid-template-rows 0.32s cubic-bezier(0.22, 1, 0.36, 1);
  }
  .main-nav ul.sub-menu > li { overflow: hidden; }
  .main-nav .has-sub.open ul.sub-menu { grid-template-rows: 1fr; }
  .sub-menu a { padding: 0.68rem 0.8rem; font-size: 0.96rem; color: var(--c-body); }

  .nav-cta {
    margin: 0.9rem 0 0.2rem; text-align: center; display: block;
    padding: 0.85rem 1.2rem !important; font-size: 1rem !important;
  }

  /* Il fondo si oscura: separa il menu dal contenuto sottostante */
  body.nav-open::after {
    content: ""; position: fixed; inset: var(--header-h) 0 0 0; z-index: 98;
    background: rgba(9, 38, 56, 0.42); backdrop-filter: blur(2px);
    animation: velo 0.26s ease both;
  }
  @keyframes velo { from { opacity: 0; } to { opacity: 1; } }

  body.nav-open { overflow: hidden; }
}

@media (prefers-reduced-motion: reduce) {
  .main-nav, .main-nav ul.sub-menu { transition-duration: 0.01ms; }
  body.nav-open .main-nav > ul > li { animation: none; }
}

/* ---------- Topbar ---------- */
/* Una riga sola, sempre. `overflow: hidden` è essenziale: senza, il nowrap
   allargherebbe la pagina oltre il viewport trascinando tutto in overflow. */
.topbar {
  background: var(--c-primary-900); color: #b9cfda; font-size: 0.82rem;
  overflow: hidden;
}
.topbar-inner {
  display: flex; align-items: center; gap: 1.5rem;
  min-height: 36px; flex-wrap: nowrap; white-space: nowrap;
}
.topbar a { color: #dcebf3; text-decoration: none; }
.topbar a:hover { color: #7cc3e8; }
.topbar .spacer { margin-left: auto; flex: 1 1 0; min-width: 0; }
.topbar-inner > a { flex: 0 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.topbar-accesso {
  font-weight: 600;
  padding: 0.15rem 0.7rem;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  flex: none;
}
.topbar-accesso:hover { background: rgba(255, 255, 255, 0.1); }
/* Su mobile la topbar si assottiglia e resta su una riga sola:
   cade prima l'indirizzo, poi l'email, che sono le voci meno urgenti
   quando si naviga dal telefono. */
@media (max-width: 860px) {
  .topbar { font-size: 0.76rem; }
  .topbar .hide-sm { display: none; }
  .topbar-inner { gap: 0.9rem; min-height: 32px; }
  .topbar-accesso { padding: 0.1rem 0.6rem; }
}
@media (max-width: 560px) {
  .topbar { font-size: 0.72rem; }
  .topbar-inner { gap: 0.7rem; min-height: 30px; }
  /* Sotto i 560px restano telefono e area riservata: le due azioni utili
     da telefono. L'email è comunque nel footer e nella pagina contatti. */
  .topbar a[href^="mailto:"] { display: none; }
  .topbar-accesso { font-size: 0.7rem; }
}
@media (max-width: 380px) {
  .topbar-inner { gap: 0.5rem; }
  .topbar { font-size: 0.68rem; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  /* Velo scuro a sinistra per la leggibilità del testo, quasi trasparente
     a destra così la foto resta visibile e dà profondità. */
  background:
    linear-gradient(100deg,
      rgba(9, 38, 56, 0.94) 0%,
      rgba(12, 52, 76, 0.86) 38%,
      rgba(20, 78, 112, 0.55) 66%,
      rgba(26, 96, 138, 0.22) 100%),
    url("../images/hero-home.jpg") center 32% / cover no-repeat;
  color: #e6f0f5;
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background: radial-gradient(700px 340px at 88% 12%, rgba(124, 195, 232, 0.16), transparent 72%);
}
.hero-inner {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: minmax(0, 660px);
  align-content: center;
  padding-block: clamp(2.6rem, 6vw, 4.4rem) clamp(4rem, 8vw, 6rem);
}
.hero h1 { color: #fff; font-size: var(--fs-hero); letter-spacing: -0.025em; }
.hero h1 em { font-style: normal; color: #7cc3e8; }
.hero .lead {
  font-size: clamp(1.02rem, 0.98rem + 0.4vw, 1.16rem);
  color: #c3d7e1; margin-top: 1rem; max-width: 52ch;
}
.hero-media { position: relative; }
.hero-media img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.hero-badge {
  position: absolute; left: -18px; bottom: 22px;
  background: #fff; color: var(--c-ink); border-radius: 14px; box-shadow: var(--shadow-md);
  padding: 0.8rem 1.1rem; font-size: 0.88rem; font-weight: 700;
  display: flex; align-items: center; gap: 0.6rem;
}
.hero-badge .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--c-accent); box-shadow: 0 0 0 5px var(--c-accent-100); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.7rem; }

/* Credenziali in riga: comunicano fiducia senza allungare la hero */
.hero-trust {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  margin-top: 1.7rem; font-size: 0.82rem;
}
.hero-trust span {
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding: 0.4rem 0.9rem; border-radius: 999px;
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: #d3e4ee; backdrop-filter: blur(6px);
}
.hero-trust span::before {
  content: "✓"; font-size: 0.7rem; font-weight: 800;
  color: #7cc3e8;
}

/* ---------- Onde animate fra hero e sezione successiva ---------- */
.hero-onde {
  position: absolute; left: 0; right: 0; bottom: -1px; z-index: 1;
  line-height: 0; pointer-events: none;
}
.hero-onde svg {
  display: block; width: 100%;
  height: clamp(56px, 7vw, 100px);
  min-height: 56px; max-height: 110px;
}

/* Ogni copia scorre a velocità e ampiezza diverse: l'effetto è il moto
   ondoso, ottenuto senza JavaScript e senza ridisegnare il tracciato. */
.onde-gruppo > use {
  animation: ondeggia 25s cubic-bezier(0.55, 0.5, 0.45, 0.5) infinite;
  will-change: transform;
}
.onde-gruppo > use:nth-child(1) { animation-delay: -2s;  animation-duration: 11s; }
.onde-gruppo > use:nth-child(2) { animation-delay: -3s;  animation-duration: 15s; }
.onde-gruppo > use:nth-child(3) { animation-delay: -4s;  animation-duration: 19s; }
.onde-gruppo > use:nth-child(4) { animation-delay: -5s;  animation-duration: 26s; }

@keyframes ondeggia {
  0%   { transform: translate3d(-90px, 0, 0); }
  100% { transform: translate3d(85px, 0, 0); }
}

/* Chi ha chiesto meno animazioni vede le onde ferme, non nessuna onda. */
@media (prefers-reduced-motion: reduce) {
  .onde-gruppo > use { animation: none; }
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-media { display: none; }
}
@media (max-width: 560px) {
  .hero-trust { font-size: 0.76rem; gap: 0.4rem; }
  .hero-trust span { padding: 0.32rem 0.7rem; }
}

/* ---------- Bottoni ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.8rem 1.6rem; border-radius: 999px;
  font-weight: 700; font-size: 1rem; text-decoration: none; cursor: pointer;
  border: 2px solid transparent; transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--c-accent); color: #fff; box-shadow: 0 10px 24px -8px rgba(43, 143, 199, 0.55); }
.btn--primary:hover { background: var(--c-accent-700); color: #fff; }
.btn--ghost { border-color: rgba(255, 255, 255, 0.35); color: #fff; }
.btn--ghost:hover { border-color: #fff; color: #fff; background: rgba(255, 255, 255, 0.08); }
.btn--outline { border-color: var(--c-primary); color: var(--c-primary); }
.btn--outline:hover { background: var(--c-primary); color: #fff; }

/* ---------- Card griglie ---------- */
.grid { display: grid; gap: 1.5rem; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; } }

.card {
  background: var(--c-bg-card); border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 1.8rem; box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  display: flex; flex-direction: column; gap: 0.7rem;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: #c9dce5; }
.card h3 a { color: inherit; text-decoration: none; }
.card h3 a::after { content: ""; position: absolute; inset: 0; }
.card { position: relative; }
.card p { font-size: 0.97rem; color: var(--c-muted); }
.card .card-link { margin-top: auto; font-weight: 700; font-size: 0.92rem; color: var(--c-accent-700); text-decoration: none; }
.card:hover .card-link { text-decoration: underline; }

.card-icon {
  width: 52px; height: 52px; border-radius: 14px; flex: none;
  display: grid; place-items: center; font-size: 1.35rem;
  background: var(--c-accent-100); color: var(--c-accent-700); margin-bottom: 0.4rem;
  transition: background 0.2s, color 0.2s, transform 0.2s;
}
.card:hover .card-icon { transform: translateY(-2px) scale(1.05); }

/* Le icone sostituiscono le emoji: dimensione uniforme e allineamento
   ottico costante, che con le emoji non era garantito fra i browser. */
.topbar i, .cal-meta i, .corso-fatti i, .site-footer li > i {
  width: 1em; text-align: center; opacity: 0.85;
}
.site-footer li > i { color: var(--c-accent); opacity: 1; }
.topbar i { font-size: 0.8em; }
.empty-state .icon i { font-size: 1em; }

/* ---------- Card con foto ---------- */
.card--photo { padding: 0; overflow: hidden; }
.card--photo img { aspect-ratio: 16 / 10; object-fit: cover; width: 100%; }
.card--photo .card-body { padding: 1.5rem 1.8rem 1.8rem; display: flex; flex-direction: column; gap: 0.6rem; flex: 1; }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; text-align: center; }
.stats b { display: block; font-size: clamp(2rem, 1.5rem + 2vw, 3rem); font-weight: 800; color: #fff; letter-spacing: -0.02em; }
.stats b .plus { color: var(--c-accent); }
.stats span { font-size: 0.95rem; color: #b9cfda; }
@media (max-width: 640px) { .stats { grid-template-columns: 1fr; gap: 2rem; } }

/* ---------- Steps (metodo) ---------- */
.steps { display: grid; gap: 1.25rem; counter-reset: step; }
.step {
  display: grid; grid-template-columns: 64px 1fr; gap: 1.25rem; align-items: start;
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 1.5rem 1.8rem; box-shadow: var(--shadow-sm);
}
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  font-size: 1.5rem; font-weight: 800; color: var(--c-accent);
  width: 64px; height: 64px; border-radius: 16px; background: var(--c-accent-100);
  display: grid; place-items: center;
}
.step h3 { margin-bottom: 0.3rem; }
.step p { color: var(--c-muted); font-size: 0.98rem; }
@media (max-width: 560px) { .step { grid-template-columns: 1fr; } .step::before { width: 52px; height: 52px; } }

/* ---------- Split (testo + foto) ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.split img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.split--rev > :first-child { order: 2; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } .split--rev > :first-child { order: 0; } }

.checklist { list-style: none; display: grid; gap: 0.7rem; margin-top: 1.4rem; }
.checklist li { padding-left: 2rem; position: relative; }
.checklist li::before {
  content: "✓"; position: absolute; left: 0; top: 0.05em;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--c-accent-100); color: var(--c-accent-700);
  font-size: 0.8rem; font-weight: 800; display: grid; place-items: center;
}
.checklist li b { color: var(--c-ink); }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--c-primary-900), var(--c-primary));
  border-radius: var(--radius-lg); color: #d6e5ed;
  padding: clamp(2.2rem, 5vw, 3.5rem);
  display: flex; flex-wrap: wrap; align-items: center; gap: 1.5rem;
  box-shadow: var(--shadow-lg);
}
.cta-band h2 { color: #fff; font-size: clamp(1.4rem, 1.1rem + 1.4vw, 2rem); }
.cta-band p { margin-top: 0.4rem; color: #b9cfda; }
.cta-band .btn { margin-left: auto; }
@media (max-width: 720px) { .cta-band .btn { margin-left: 0; } }

/* ---------- Breadcrumb ---------- */
.breadcrumb { font-size: 0.85rem; color: var(--c-muted); margin-bottom: 1.2rem; }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.breadcrumb li + li::before { content: "›"; margin-right: 0.4rem; color: var(--c-line); }
.breadcrumb a { color: var(--c-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--c-primary); }

/* ---------- Page hero (interne) ---------- */
.page-hero {
  background: linear-gradient(120deg, var(--c-primary-900), var(--c-primary));
  color: #d6e5ed; padding-block: clamp(2.8rem, 6vw, 4.5rem);
}
.page-hero h1 { color: #fff; max-width: 20ch; }
.page-hero .lead { margin-top: 1rem; max-width: 62ch; font-size: 1.12rem; color: #c3d7e1; }
.page-hero .breadcrumb, .page-hero .breadcrumb a { color: #8fb0c1; }
.page-hero .eyebrow { color: #7cc3e8; }
.page-hero .eyebrow::before { background: #7cc3e8; }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 0.9rem; max-width: 820px; }
.faq details {
  background: #fff; border: 1px solid var(--c-line); border-radius: 14px;
  padding: 1.1rem 1.4rem; box-shadow: var(--shadow-sm);
}
.faq summary {
  cursor: pointer; font-weight: 700; color: var(--c-ink); font-size: 1.02rem;
  list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.4rem; color: var(--c-accent-700); flex: none; transition: transform 0.2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details[open] { border-color: #c9dce5; }
.faq .faq-a { margin-top: 0.8rem; color: var(--c-muted); font-size: 0.98rem; }

/* ---------- Team ---------- */
.person { text-align: center; }
.person img { border-radius: var(--radius-lg); aspect-ratio: 1; object-fit: cover; margin-bottom: 1rem; }
.person h3 { font-size: 1.1rem; }
.person .role { color: var(--c-accent-700); font-weight: 600; font-size: 0.88rem; }
.person p { font-size: 0.92rem; color: var(--c-muted); margin-top: 0.4rem; }

/* ---------- Blog ---------- */
.post-card { display: flex; flex-direction: column; }
.post-card .meta { display: flex; gap: 0.8rem; align-items: center; font-size: 0.82rem; color: var(--c-muted); }
.tag {
  display: inline-block; align-self: flex-start;
  background: var(--c-accent-100); color: var(--c-accent-700);
  font-weight: 700; font-size: 0.74rem; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 0.25rem 0.7rem; border-radius: 999px;
}

.article-head { max-width: 780px; margin-inline: auto; }
.article-head .meta { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; font-size: 0.9rem; color: #8fb0c1; margin-top: 1.2rem; }
.article-cover { max-width: 980px; margin: -3rem auto 0; position: relative; z-index: 2; padding-inline: clamp(1rem, 4vw, 2rem); }
.article-cover img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); aspect-ratio: 21/9; object-fit: cover; width: 100%; }

.prose { max-width: 720px; margin-inline: auto; }
.prose h2 { margin: 2.2em 0 0.6em; font-size: 1.6rem; }
.prose h3 { margin: 1.8em 0 0.5em; }
.prose p { margin: 0 0 1.1em; }
.prose ul, .prose ol { margin: 0 0 1.1em 1.4em; }
.prose li { margin-bottom: 0.4em; }
.prose blockquote {
  border-left: 4px solid var(--c-accent); background: var(--c-bg-soft);
  padding: 1rem 1.4rem; border-radius: 0 12px 12px 0; margin: 1.5em 0;
  color: var(--c-ink); font-weight: 500;
}
.prose .box-note {
  background: var(--c-accent-100); border: 1px solid #c7e2f2; border-radius: 14px;
  padding: 1.2rem 1.5rem; margin: 1.5em 0; font-size: 0.97rem;
}
.prose .box-note b { color: var(--c-accent-700); }
.prose table { width: 100%; border-collapse: collapse; margin: 1.5em 0; font-size: 0.95rem; }
.prose th, .prose td { border: 1px solid var(--c-line); padding: 0.6rem 0.9rem; text-align: left; }
.prose th { background: var(--c-bg-soft); color: var(--c-ink); }

.author-box {
  max-width: 720px; margin: 3rem auto 0;
  display: flex; gap: 1.2rem; align-items: center;
  background: var(--c-bg-soft); border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 1.4rem 1.6rem;
}
.author-box img { width: 64px; height: 64px; border-radius: 50%; object-fit: cover; flex: none; }
.author-box b { color: var(--c-ink); }
.author-box p { font-size: 0.9rem; color: var(--c-muted); }

/* ---------- Form ---------- */
.form { display: grid; gap: 1rem; }
.form label { font-weight: 600; color: var(--c-ink); font-size: 0.92rem; display: grid; gap: 0.35rem; }
.form input, .form select, .form textarea {
  font: inherit; padding: 0.75rem 1rem; border: 1.5px solid var(--c-line); border-radius: 12px;
  background: #fff; color: var(--c-ink); width: 100%;
}
.form input:focus, .form select:focus, .form textarea:focus {
  outline: none; border-color: var(--c-accent); box-shadow: 0 0 0 4px var(--c-accent-100);
}
.form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 640px) { .form .form-row { grid-template-columns: 1fr; } }
.form .privacy { font-size: 0.82rem; color: var(--c-muted); display: flex; gap: 0.6rem; align-items: start; font-weight: 400; }
.form .privacy input { width: auto; margin-top: 0.25rem; }

/* ---------- Footer ---------- */
.site-footer { background: var(--c-primary-900); color: #9db8c6; font-size: 0.93rem; }
.footer-main {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 2.5rem;
  padding-block: clamp(3rem, 6vw, 4.5rem);
}
.site-footer h4 { color: #fff; font-size: 0.95rem; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 1.1rem; }
.site-footer ul { list-style: none; display: grid; gap: 0.55rem; }
.site-footer a { color: #b9cfda; text-decoration: none; }
.site-footer a:hover { color: var(--c-accent); }
.footer-about p { margin-top: 1rem; max-width: 34ch; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-block: 1.3rem; font-size: 0.82rem;
  display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between;
}
@media (max-width: 980px) { .footer-main { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-main { grid-template-columns: 1fr; } }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Calendario corsi ---------- */
.cal-toolbar {
  display: flex; flex-wrap: wrap; gap: 1.2rem 2rem; align-items: flex-end;
  justify-content: space-between; margin-bottom: 2.5rem;
  padding-bottom: 1.5rem; border-bottom: 1px solid var(--c-line);
}
.cal-filtri-gruppi { display: grid; gap: 0.85rem; }
.cal-filters { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.cal-filtro-eti {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--c-muted);
  min-width: 74px;
}

/* ---------- Modalità di erogazione ---------- */
/* Tre colori distinti: chi scorre il calendario capisce a colpo d'occhio
   se deve spostare qualcuno, collegarsi a un'ora precisa, o niente di tutto ciò. */
.mod-pill {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.03em;
  padding: 0.26rem 0.7rem; border-radius: 999px; white-space: nowrap;
}
.mod-pill--presenza  { background: #e8eef7; color: #2b4a7a; }
.mod-pill--sincrono  { background: #e4f2fa; color: #1a608a; }
.mod-pill--asincrono { background: #ece8f7; color: #5b46a3; }

.chip--presenza.is-active  { background: #2b4a7a; border-color: #2b4a7a; }
.chip--sincrono.is-active  { background: #1a608a; border-color: #1a608a; }
.chip--asincrono.is-active { background: #5b46a3; border-color: #5b46a3; }

.cal-tag-riga { display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center; }

/* La tessera-data cambia colore con la modalità; nell'asincrono
   non è una data ma un invito ad attivare subito. */
.cal-date--sincrono  { background: linear-gradient(140deg, #2b8fc7, #1a608a); }
.cal-date--asincrono { background: linear-gradient(140deg, #7a63c9, #4b3a86); }
.cal-date--asincrono i { font-size: 1.3rem; margin-bottom: 0.15rem; }

.cal-row--asincrono { border-left: 4px solid #7a63c9; }
.cal-row--sincrono  { border-left: 4px solid #2b8fc7; }
.cal-row--presenza  { border-left: 4px solid #2b4a7a; }

/* Schede delle tre modalità */
.card--mod { border-top: 4px solid var(--c-line); }
.card--presenza  { border-top-color: #2b4a7a; }
.card--sincrono  { border-top-color: #2b8fc7; }
.card--asincrono { border-top-color: #7a63c9; }
.card--presenza .card-icon  { background: #e8eef7; color: #2b4a7a; }
.card--sincrono .card-icon  { background: #e4f2fa; color: #1a608a; }
.card--asincrono .card-icon { background: #ece8f7; color: #5b46a3; }
.card-quando {
  font-size: 0.82rem; font-weight: 700; color: var(--c-ink) !important;
  display: flex; align-items: center; gap: 0.45rem; margin-top: -0.2rem;
}
.card--asincrono .card-quando { color: #5b46a3 !important; }
.mod-punti {
  list-style: none; display: grid; gap: 0.45rem;
  margin-top: 0.7rem; padding-top: 0.8rem;
  border-top: 1px solid var(--c-line);
  font-size: 0.88rem; color: var(--c-muted);
}
.mod-punti li { padding-left: 1.3rem; position: relative; }
.mod-punti li::before {
  content: "\f00c"; font-family: "Font Awesome 6 Free"; font-weight: 900;
  position: absolute; left: 0; top: 0.1em; font-size: 0.7em; color: var(--c-accent);
}
.chip {
  font: inherit; font-size: 0.9rem; font-weight: 600; cursor: pointer;
  padding: 0.5rem 1rem; border-radius: 999px;
  border: 1.5px solid var(--c-line); background: #fff; color: var(--c-body);
  display: inline-flex; align-items: center; gap: 0.45rem;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.chip:hover { border-color: var(--c-accent); color: var(--c-primary); }
.chip.is-active { background: var(--c-primary); border-color: var(--c-primary); color: #fff; }
.chip-n {
  font-size: 0.72rem; font-weight: 700; line-height: 1;
  padding: 0.2rem 0.4rem; border-radius: 999px;
  background: var(--c-bg-soft); color: var(--c-muted);
}
.chip.is-active .chip-n { background: rgba(255, 255, 255, 0.22); color: #fff; }
.cal-hint { font-size: 0.85rem; color: var(--c-muted); max-width: 34ch; }

.cal-month + .cal-month { margin-top: 3rem; }
.cal-month-title {
  font-size: 1.25rem; display: flex; align-items: baseline; gap: 0.9rem;
  padding-bottom: 0.7rem; margin-bottom: 1.2rem;
  border-bottom: 2px solid var(--c-accent-100);
}
.cal-month-title span {
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--c-muted);
}

.cal-list { display: grid; gap: 1rem; }
.cal-row {
  display: grid; grid-template-columns: 76px 1fr auto; gap: 1.5rem; align-items: center;
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 1.3rem 1.6rem; box-shadow: var(--shadow-sm);
  transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s;
}
.cal-row:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: #b8d8ea; }
.cal-date {
  width: 76px; height: 76px; border-radius: 14px; flex: none;
  background: linear-gradient(140deg, var(--c-primary), var(--c-primary-900));
  color: #fff; display: grid; place-content: center; text-align: center; line-height: 1.05;
}
.cal-date b { font-family: var(--font-display); font-size: 1.75rem; font-weight: 800; }
.cal-date span { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.12em; opacity: 0.85; }
.cal-body h3 { font-size: 1.12rem; margin: 0.35rem 0 0.3rem; }
.cal-body p { font-size: 0.93rem; color: var(--c-muted); }
.cal-meta {
  list-style: none; display: flex; flex-wrap: wrap; gap: 0.4rem 1.2rem;
  margin-top: 0.7rem; font-size: 0.85rem; color: var(--c-body); font-weight: 500;
}
.cal-action { display: grid; gap: 0.5rem; justify-items: center; }
.cal-action .btn { padding: 0.65rem 1.4rem; font-size: 0.92rem; }
.cal-info { font-size: 0.8rem; color: var(--c-muted); text-decoration: none; }
.cal-info:hover { text-decoration: underline; }
.cal-empty { text-align: center; color: var(--c-muted); padding: 3rem 0; }

.tag--sicurezza     { background: #e4f2fa; color: #1a608a; }
.tag--emergenze     { background: #fdeceb; color: #b23b32; }
.tag--attrezzature  { background: #fbf0dc; color: #8a6416; }
.tag--alimentare    { background: #e8f5e0; color: #4a7c25; }
.tag--specialistici { background: #ece8f7; color: #5b46a3; }

@media (max-width: 860px) {
  .cal-row { grid-template-columns: 60px 1fr; gap: 1rem 1.1rem; }
  .cal-date { width: 60px; height: 60px; }
  .cal-date b { font-size: 1.4rem; }
  .cal-action { grid-column: 1 / -1; justify-items: stretch; text-align: center; }
  .cal-action .btn { justify-content: center; }
}

/* ---------- Catalogo corsi ---------- */
/* La pagina /corsi mostra gli stessi corsi in due inquadrature: "Catalogo"
   (tutti, raggruppati per categoria) e "Calendario" (solo quelli con una data
   futura, mese per mese). Da qui la forma a segmented control: due modi di
   guardare la stessa cosa devono stare dentro un unico contenitore, altrimenti
   si leggono come due azioni diverse. */
.vista-switch {
  display: inline-flex; align-items: center; gap: 0.25rem;
  max-width: 100%; padding: 0.3rem;
  background: var(--c-bg-soft); border: 1px solid var(--c-line);
  border-radius: 999px;
}
.vista-btn {
  font: inherit; font-size: 0.92rem; font-weight: 700; line-height: 1.2;
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.58rem 1.15rem; border: 0; border-radius: 999px;
  background: transparent; color: var(--c-body);
  white-space: nowrap; cursor: pointer;
  transition: background 0.22s ease, color 0.22s ease, box-shadow 0.22s ease;
}
.vista-btn i { font-size: 0.95em; opacity: 0.8; }
.vista-btn:hover { color: var(--c-primary); }
/* La tastiera deve vedere dove si trova: il focus non è mai solo il cambio
   di sfondo, che qui è già usato per lo stato attivo. */
.vista-btn:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 3px; }
/* Attivo = foglietto bianco in rilievo dentro la pillola grigia: si capisce
   a colpo d'occhio quale delle due viste si sta guardando. */
.vista-btn.is-active { background: #fff; color: var(--c-primary); box-shadow: var(--shadow-sm); }
.vista-btn.is-active i { opacity: 1; }
.vista-btn .chip-n { background: #fff; color: var(--c-body); }
.vista-btn.is-active .chip-n { background: var(--c-accent-100); color: var(--c-accent-700); }
/* Senza nemmeno una data futura il calendario non ha niente da mostrare:
   il bottone resta leggibile ma dichiaratamente inerte. Coperte entrambe le
   forme di disattivazione, perché aria-disabled lascia il bottone focalizzabile
   e chi usa la tastiera deve comunque vederlo spento. */
.vista-btn:disabled,
.vista-btn[aria-disabled="true"] { opacity: 0.45; cursor: not-allowed; }
.vista-btn:disabled:hover,
.vista-btn[aria-disabled="true"]:hover { color: var(--c-body); }

@media (max-width: 560px) {
  /* Da telefono lo switch prende tutta la riga: i due bersagli diventano
     larghi uguali e comodi da toccare. */
  .vista-switch { display: flex; }
  .vista-btn { flex: 1 1 0; min-width: 0; padding-inline: 0.7rem; }
}

/* L'attributo `hidden` è nascosto dal browser con una regola di origine
   user-agent: qualunque `display` dichiarato qui la sopravanza. Va ripetuto,
   altrimenti la vista spenta e le schede filtrate resterebbero a schermo. */
.vista[hidden],
.cat-blocco[hidden],
.corso-card[hidden],
.cal-row[hidden] { display: none; }

/* Cambiare vista non è un caricamento: una comparsa brevissima basta a far
   capire che sotto è cambiato tutto. */
.vista { animation: vistaEntra 0.3s ease both; }
@keyframes vistaEntra {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: none; }
}

/* Titolo di categoria: stessa impaginazione di .cal-month-title, così le due
   viste si somigliano anche nei punti in cui non si vedono insieme. */
.cat-blocco + .cat-blocco { margin-top: clamp(2.4rem, 5vw, 3.4rem); }
.cat-blocco-titolo {
  font-size: 1.25rem; display: flex; align-items: baseline; flex-wrap: wrap; gap: 0.9rem;
  padding-bottom: 0.7rem; margin-bottom: 1.4rem;
  border-bottom: 2px solid var(--c-accent-100);
}
.cat-blocco-titolo span {
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--c-muted);
}

/* minmax(0, 1fr) e non 1fr: senza il minimo a zero un titolo lungo senza spazi
   allargherebbe la colonna e manderebbe la pagina in scroll orizzontale. */
.corso-griglia { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.4rem; }
@media (max-width: 1080px) { .corso-griglia { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 700px)  { .corso-griglia { grid-template-columns: minmax(0, 1fr); } }

.corso-card {
  position: relative; display: flex; flex-direction: column; gap: 0.5rem; min-width: 0;
  background: var(--c-bg-card); border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 1.4rem 1.5rem 1.5rem; box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.corso-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: #b8d8ea; }
.corso-card h3 { font-size: 1.08rem; margin-top: 0.15rem; }
/* Niente link steso su tutta la scheda come in .card: qui le azioni sono due
   (iscrizione e scheda del corso) e devono restare distinguibili. */
.corso-card h3 a { color: inherit; text-decoration: none; }
.corso-card:hover h3 a { color: var(--c-primary); }

/* La pastiglia di stato è l'informazione che si cerca per prima, quindi sta in
   cima e ha tre letture nette. Nessuna delle tre è un errore: "da programmare"
   è il modo normale in cui parte un corso in aula, per questo resta su un ambra
   tenue e non su un rosso di allarme. */
.corso-stato {
  align-self: flex-start; max-width: 100%;
  display: inline-flex; align-items: center; gap: 0.45rem;
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.01em; line-height: 1.3;
  padding: 0.34rem 0.85rem; border-radius: 999px;
  border: 1px solid transparent;
}
.corso-stato i { font-size: 0.92em; }
.corso-stato small { font-weight: 600; font-size: 0.86em; opacity: 0.85; }
/* Petrolio pieno: c'è una data, è la promessa più forte della scheda. */
.corso-stato--programmato { background: linear-gradient(135deg, var(--c-primary-700), var(--c-primary-900)); color: #fff; }
/* Verde pieno: si parte adesso, senza aspettare nessuno. */
.corso-stato--subito { background: linear-gradient(135deg, #4a7c25, #33581a); color: #fff; }
/* Ambra tenue: il corso c'è, manca solo la data. Tono d'attesa, non di errore. */
.corso-stato--daprogrammare { background: #fbf0dc; border-color: #f0ddb5; color: #7d5a12; }

.corso-desc {
  font-size: 0.95rem; color: var(--c-body);
  /* Tre righe al massimo: con descrizioni di lunghezza molto diversa le schede
     della stessa riga restano allineate senza tagliare il senso della frase. */
  display: -webkit-box; -webkit-box-orient: vertical;
  -webkit-line-clamp: 3; line-clamp: 3; overflow: hidden;
}

.corso-meta {
  list-style: none; display: grid; gap: 0.35rem;
  margin-top: 0.35rem; font-size: 0.86rem; color: var(--c-body);
}
/* L'icona non si stringe e la colonna del testo può andare a capo: i
   riferimenti normativi sono lunghi e non devono spingere fuori la scheda. */
.corso-meta li { display: flex; align-items: flex-start; gap: 0.55rem; min-width: 0; }
.corso-meta i {
  flex: none; width: 1em; margin-top: 0.25em;
  font-size: 0.9em; text-align: center; color: var(--c-accent-700);
}

.corso-mod { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.5rem; }

/* Le azioni si agganciano al fondo: nella stessa riga di griglia i bottoni
   restano allineati anche fra schede di altezza diversa. */
.corso-azioni {
  display: flex; flex-wrap: wrap; align-items: center; gap: 0.6rem 1rem;
  margin-top: auto; padding-top: 1.1rem; border-top: 1px solid var(--c-line);
}
.corso-azioni .btn { padding: 0.62rem 1.3rem; font-size: 0.9rem; }
/* Come .cal-info, appena più scuro per stare sopra il minimo di contrasto AA. */
.corso-info { font-size: 0.82rem; font-weight: 600; color: var(--c-body); text-decoration: none; }
.corso-info:hover { color: var(--c-primary); text-decoration: underline; }

@media (max-width: 420px) {
  .corso-card { padding: 1.2rem 1.15rem 1.3rem; }
  /* Su schermo stretto l'azione principale prende tutta la riga: bersaglio
     comodo, e il link secondario scende sotto al centro. */
  .corso-azioni .btn { width: 100%; justify-content: center; }
  .corso-info { margin-inline: auto; }
}

@media (prefers-reduced-motion: reduce) {
  .vista { animation: none; }
  .vista-btn, .corso-card { transition-duration: 0.01ms; }
  .corso-card:hover { transform: none; }
}

/* ---------- Utility ---------- */
.mt-1 { margin-top: 1rem; } .mt-2 { margin-top: 2rem; } .mt-3 { margin-top: 3rem; }
.text-center { text-align: center; }
.badge-row { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.2rem; }
.badge {
  background: #fff; border: 1px solid var(--c-line); border-radius: 999px;
  padding: 0.35rem 0.9rem; font-size: 0.82rem; font-weight: 600; color: var(--c-primary);
}
.section--dark .badge { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.18); color: #d6e5ed; }