:root {
  --color-primary: #1d5fa6;
  --color-primary-dark: #164a82;
  --color-accent: #f2994a;
  --color-text: #232323;
  --color-text-light: #5a5a5a;
  --color-bg: #ffffff;
  --color-bg-alt: #f6f8fa;
  --color-border: #e2e6ea;
  --color-error: #c0392b;
  --font-base: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --max-width: 1100px;
  --radius: 8px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background: #eef2f7;
  line-height: 1.6;
}

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 16px;
  z-index: 1000;
}
.skip-link:focus { left: 10px; top: 10px; }

/* Header */
.site-header {
  background: #fff;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-border);
}
.logo-banner { max-height: 60px; width: auto; }

/* Hero con video di sfondo animato */
.hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: #0f2540; /* fallback mentre il video carica / se non supportato */
}
.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  /* Scurito direttamente sul video (non solo con un livello sovrapposto):
     garantisce leggibilità del testo anche se il motore di rendering
     gestisce male lo stacking z-index di un elemento <video>. */
  filter: brightness(0.3) saturate(0.9);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(8,22,42,.6), rgba(15,50,90,.5));
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: 70px 20px;
}
.hero h1 {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  margin: 0 0 16px;
  color: #fff;
  text-shadow: 0 2px 10px rgba(0,0,0,.45);
}
.hero-lead {
  font-size: 1.15rem;
  color: #eef3f8;
  max-width: 700px;
  margin: 0 auto 28px;
  text-shadow: 0 1px 6px rgba(0,0,0,.4);
}
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn-on-dark { color: #fff; border-color: #fff; }
.btn-on-dark:hover { background: #fff; color: var(--color-primary-dark); }

/* Animazione di ingresso del testo hero (dissolvenza + leggero scorrimento) */
.hero-anim {
  opacity: 0;
  transform: translateY(18px);
  animation: heroFadeUp .8s ease forwards;
}
.hero-anim-1 { animation-delay: .1s; }
.hero-anim-2 { animation-delay: .35s; }
.hero-anim-3 { animation-delay: .6s; }
@keyframes heroFadeUp {
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-anim { animation: none; opacity: 1; transform: none; }
}

/* Sections: ogni sezione è un riquadro (card) che galleggia sullo sfondo pagina */
.section { padding: 22px 0; }
.section > .container {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 6px 22px rgba(15,40,75,.08);
  padding: 40px 44px;
}
.section h2 {
  font-size: 1.4rem;
  color: var(--color-primary-dark);
  margin-top: 32px;
}
.section h3 {
  font-size: 1.3rem;
  color: var(--color-primary-dark);
  margin-bottom: 6px;
}
.section h4 { margin-bottom: 8px; }
.divider-img {
  display: block;
  height: 6px;
  width: auto;
  margin: 0 0 20px;
  border-radius: 3px;
}
.section p, .section li { color: var(--color-text); }
.section p, .form-split-text p {
  text-align: justify;
  text-justify: inter-word;
  hyphens: auto;
}
.section ul { padding-left: 20px; }

/* Blocchi testo + immagine affiancati */
.feature-split {
  display: flex;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}
.feature-text { flex: 1 1 420px; }
.feature-image { flex: 1 1 280px; text-align: center; }
.feature-image img { max-width: 420px; border-radius: 12px; box-shadow: 0 8px 24px rgba(15,40,75,.15); margin: 0 auto; }

/* Riquadro "Costituzione/registri" + form di richiesta affiliazione, affiancati */
.form-split {
  display: flex;
  align-items: flex-start;
  gap: 40px;
  flex-wrap: wrap;
}
.form-split-text { flex: 1 1 380px; padding-top: 6px; }
.form-split-panel {
  flex: 1 1 420px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  box-shadow: inset 0 1px 3px rgba(15,40,75,.04);
  padding: 28px 30px;
}

/* Righe di loghi istituzionali/partner */
.logo-row {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  margin: 24px 0;
}
.logo-row-item { max-height: 60px; width: auto; }
.logo-row-item-card {
  max-height: 92px;
  padding: 10px 16px;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: 0 1px 4px rgba(0,0,0,.08);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background .15s ease, color .15s ease, transform .1s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-secondary:hover { background: var(--color-primary); color: #fff; }

/* Form */
.form-contatto {
  max-width: 640px;
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row label, .form-row legend { font-weight: 600; font-size: .95rem; }
.form-row input[type="text"],
.form-row input[type="email"],
.form-row input[type="tel"] {
  padding: 11px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
}
.form-row input:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}
.form-row input.invalid {
  border-color: var(--color-error);
  outline-color: var(--color-error);
}
.radio-label, .checkbox-label {
  font-weight: 400;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 4px;
}
.form-row-checkbox { font-size: .92rem; }
.field-error {
  color: var(--color-error);
  font-size: .85rem;
  min-height: 1.1em;
}
.form-status {
  padding: 12px 14px;
  border-radius: var(--radius);
  font-size: .95rem;
  display: none;
}
.form-status.success { display: block; background: #e6f6ea; color: #1e7a34; }
.form-status.error { display: block; background: #fdecea; color: var(--color-error); }
.form-status.info { display: block; background: #eef3f8; color: var(--color-primary-dark); }

/* Honeypot: nascosto visivamente ma presente nel DOM per i bot */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Map */
.section-map iframe { border-radius: var(--radius); }
.map-placeholder {
  background: var(--color-bg-alt);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
  padding: 30px;
  text-align: center;
}
.map-placeholder p { max-width: 480px; margin: 0 auto 16px; }

/* Footer */
.site-footer {
  background: var(--color-primary-dark);
  color: #fff;
  padding: 30px 0;
  text-align: center;
  font-size: .9rem;
}
.site-footer a { color: #fff; }
.logo-footer { max-height: 46px; margin: 0 auto 14px; }
.logo-footer-badge {
  display: inline-block;
  background: #fff;
  border-radius: 10px;
  padding: 10px 16px;
  margin: 0 auto 14px;
}
.logo-footer-badge .logo-footer { margin: 0; display: block; }

/* WhatsApp float */
.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  background: #25D366;
  color: #fff;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0,0,0,.2);
  z-index: 500;
}

@media (max-width: 640px) {
  .hero { min-height: 420px; }
  .hero-content { padding: 40px 20px; }
  .section { padding: 14px 0; }
  .section > .container { padding: 26px 20px; border-radius: 12px; }
  .feature-split { flex-direction: column; }
  .form-split { flex-direction: column; }
  .form-split-panel { padding: 22px 20px; }
}