:root {
  --nero: #111111;
  --grigio: #666666;
  --grigio-chiaro: #999999;
  --bordo: #111111;
  --bordo-tenue: #DDDDDD;
  --errore: #C0392B;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Inter", "Helvetica Neue", Arial, sans-serif;
  background: #FFFFFF;
  color: var(--nero);
  line-height: 1.6;
}

h1, h2, h3 {
  font-family: "Inter", "Helvetica Neue", Arial, sans-serif;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.site-header {
  text-align: center;
  padding: 30px 24px 18px;
  border-bottom: 1px solid var(--nero);
}

.site-logo {
  width: 24px;
  height: 24px;
  background: #22326E;
  margin: 0 auto 10px;
}

.site-nome {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 3px;
  margin: 0;
}

.site-sottotitolo {
  font-size: 9px;
  color: var(--grigio-chiaro);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin: 4px 0 16px;
}

.site-divisore {
  height: 1px;
  background: var(--nero);
  width: 34px;
  margin: 0 auto 14px;
}

.site-nav {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.site-nav a {
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--grigio);
  text-decoration: none;
}

.site-nav a:hover { color: var(--nero); }
.site-nav a.attivo { color: var(--nero); font-weight: 600; }

.hero {
  padding: 56px 24px 64px;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 11px;
  color: var(--grigio-chiaro);
  margin-bottom: 18px;
}

.hero h1 { font-size: 2.6rem; margin: 0 0 20px; }
.hero-sub { color: var(--grigio); font-size: 1rem; margin-bottom: 32px; }

.btn {
  display: inline-block;
  padding: 14px 30px;
  text-decoration: none;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  cursor: pointer;
  border: 1px solid var(--nero);
  transition: opacity 0.15s ease;
  font-family: inherit;
}
.btn:hover { opacity: 0.75; }

.btn-primary {
  background: var(--nero);
  color: #FFFFFF;
}

.btn-secondary {
  background: transparent;
  color: var(--nero);
}

.btn-block { width: 100%; text-align: center; }

.section {
  max-width: 640px;
  margin: 0 auto;
  padding: 64px 24px;
}

.section-alt {
  max-width: 100%;
  background: #FAFAFA;
  border-top: 1px solid var(--bordo-tenue);
  border-bottom: 1px solid var(--bordo-tenue);
}
.section-alt .section-sub, .section-alt h2 { max-width: 600px; margin-left: auto; margin-right: auto; }

.section h2 { font-size: 1.5rem; text-align: center; margin-bottom: 12px; }
.section-sub { text-align: center; color: var(--grigio); margin-bottom: 32px; font-size: 0.95rem; }

.card {
  border: 1px solid var(--nero);
  padding: 32px;
}

.form .field { margin-bottom: 22px; }
.form .field-row { display: flex; gap: 20px; }
.form .field-row .field { flex: 1; }

.form label {
  display: block;
  margin-bottom: 8px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--nero);
}

.form input[type="text"],
.form input[type="date"],
.form input[type="time"],
.form input[type="email"],
.form select,
.form textarea {
  width: 100%;
  padding: 8px 0;
  border: none;
  border-bottom: 1px solid var(--nero);
  border-radius: 0;
  background: transparent;
  color: var(--nero);
  font-family: inherit;
  font-size: 14px;
}
.form input:focus, .form select:focus, .form textarea:focus {
  outline: none;
  border-bottom-width: 2px;
}

.form textarea { resize: vertical; }

.field-checkbox { display: flex; align-items: flex-start; gap: 10px; }
.field-checkbox input { margin-top: 4px; }
.field-checkbox label { margin: 0; text-transform: none; font-size: 13px; color: var(--grigio); letter-spacing: normal; }

.hint { font-size: 12px; color: var(--grigio-chiaro); margin-top: 8px; }

.errore { color: var(--errore); font-size: 13px; min-height: 1.2em; margin-top: 16px; }

.hidden-field { position: absolute; left: -9999px; }

.risultato { margin-top: 48px; text-align: center; }

.canvas-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 28px;
}

#canvas-immagine {
  width: 100%;
  max-width: 380px;
  height: auto;
  border: 1px solid var(--bordo-tenue);
}

.azioni-risultato {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.footer {
  text-align: center;
  padding: 48px 24px;
  color: var(--grigio-chiaro);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.footer-link { margin-top: 10px; }
.footer-link a { color: var(--grigio-chiaro); text-decoration: underline; }
.footer-link a:hover { color: var(--nero); }

/* Griglia dei 12 segni — pagina Il linguaggio dei colori */
.griglia-segni {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  background: var(--bordo-tenue);
  border: 1px solid var(--bordo-tenue);
  margin-top: 32px;
}

.segno-scheda {
  background: #FFFFFF;
  padding: 24px 18px;
  text-align: center;
}

.segno-colore {
  width: 44px;
  height: 44px;
  margin: 0 auto 16px;
}

.segno-nome { font-size: 13px; font-weight: 600; letter-spacing: 0.04em; margin: 0 0 4px; }
.segno-pantone { font-size: 11px; color: var(--grigio-chiaro); margin: 0; }

/* Pagina Note */
.nota {
  border-top: 1px solid var(--bordo-tenue);
  padding: 28px 0;
}
.nota:first-child { border-top: none; }
.nota-data { font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--grigio-chiaro); margin: 0 0 10px; }
.nota-titolo { font-size: 1.1rem; margin: 0 0 10px; }
.nota-testo { color: var(--grigio); margin: 0; }

.stato-vuoto { text-align: center; color: var(--grigio-chiaro); padding: 40px 0; font-size: 0.95rem; }

/* Pagina Chi sono */
.bio-testo { color: var(--grigio); margin-bottom: 32px; }
.contatti-lista { list-style: none; padding: 0; margin: 0; }
.contatti-lista li { padding: 14px 0; border-top: 1px solid var(--bordo-tenue); }
.contatti-lista li:first-child { border-top: none; }
.contatti-lista a { color: var(--nero); text-decoration: none; border-bottom: 1px solid var(--nero); }
.contatti-lista a:hover { opacity: 0.7; }
.contatti-etichetta { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--grigio-chiaro); margin-bottom: 4px; }

@media (max-width: 560px) {
  .form .field-row { flex-direction: column; gap: 0; }
  .hero h1 { font-size: 2rem; }
}