/* ==========================================================================
   Studio Dentale Ferretti — design token
   Font di sistema soltanto: nessuna richiesta esterna prima di qualsiasi
   consenso, scelta coerente con il tema "i tuoi dati restano tuoi".
   ========================================================================== */

:root {
  /* Colore */
  --color-pine-900: #1F3A38;
  --color-pine-700: #2C4D4A;
  --color-ivory-50: #F6F1E7;
  --color-ivory-100: #EFE7D6;
  --color-gold-500: #B98A3D;
  --color-rose-500: #C1666B;
  --color-ink-900: #201F1B;
  --color-white: #FFFFFF;

  /* Tipografia */
  --font-display: "Iowan Old Style", "Palatino Linotype", "URW Palladio L", Georgia, serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --step-0: clamp(1rem, 0.94rem + 0.3vw, 1.125rem);
  --step-1: clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);
  --step-2: clamp(1.6rem, 1.4rem + 1vw, 2.1rem);
  --step-3: clamp(2.1rem, 1.7rem + 2vw, 3.2rem);

  /* Layout */
  --wrap-width: 72rem;
  --wrap-width-narrow: 42rem;
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.75rem;
  --space-4: 3rem;
  --space-5: 5rem;
  --radius: 0.5rem;
}

@media (prefers-reduced-motion: no-preference) {
  :root { --transition: 160ms ease; }
}
@media (prefers-reduced-motion: reduce) {
  :root { --transition: 0ms; }
}

/* ==========================================================================
   Reset minimo
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--color-ink-900);
  background: var(--color-white);
}
img { max-width: 100%; display: block; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.15; margin: 0 0 var(--space-2); }
p { margin: 0 0 var(--space-2); }

a { color: var(--color-pine-700); }
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--color-gold-500);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-pine-900);
  color: var(--color-white);
  padding: var(--space-2);
  z-index: 100;
}
.skip-link:focus {
  left: var(--space-2);
  top: var(--space-2);
}

.wrap {
  max-width: var(--wrap-width);
  margin-inline: auto;
  padding-inline: var(--space-3);
}
.wrap.narrow { max-width: var(--wrap-width-narrow); }

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  border-bottom: 1px solid var(--color-ivory-100);
  padding-block: var(--space-2);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.logo {
  font-family: var(--font-display);
  font-size: var(--step-1);
  text-decoration: none;
  color: var(--color-pine-900);
}
.logo span { color: var(--color-gold-500); }
.site-header nav ul {
  list-style: none;
  display: flex;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
}
.site-header nav a {
  text-decoration: none;
  color: var(--color-ink-900);
  font-weight: 600;
}

/* ==========================================================================
   Hero — il form È l'elemento centrale, non un accessorio in fondo pagina
   ========================================================================== */

.hero {
  background: var(--color-ivory-50);
  padding-block: var(--space-5) var(--space-4);
}
.hero-grid {
  display: grid;
  gap: var(--space-4);
  align-items: start;
}
@media (min-width: 60rem) {
  .hero-grid { grid-template-columns: 1.1fr 1fr; }
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-pine-700);
}
.hero-copy h1 {
  font-size: var(--step-3);
  color: var(--color-pine-900);
}
.lead { font-size: var(--step-1); color: var(--color-pine-700); }

.trust-points {
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-1);
}
.trust-points li {
  padding-left: 1.6em;
  position: relative;
}
.trust-points li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-gold-500);
  font-weight: 700;
}

/* ==========================================================================
   Form di prenotazione
   ========================================================================== */

.hero-card {
  background: var(--color-white);
  border: 1px solid var(--color-ivory-100);
  border-radius: var(--radius);
  padding: var(--space-3);
  box-shadow: 0 1px 3px rgba(31, 58, 56, 0.08), 0 8px 24px rgba(31, 58, 56, 0.06);
}
.booking-form h2 {
  font-size: var(--step-1);
  color: var(--color-pine-900);
  margin-bottom: var(--space-3);
}

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

.field { margin-bottom: var(--space-2); }
.field-row {
  display: grid;
  gap: var(--space-2);
}
@media (min-width: 30rem) {
  .field-row { grid-template-columns: 1fr 1fr; }
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.3rem;
  font-size: 0.95rem;
}
.req { color: var(--color-rose-500); }

input[type="text"],
input[type="tel"],
input[type="date"],
select,
textarea {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid #C9C0AE;
  border-radius: 0.35rem;
  font: inherit;
  background: var(--color-white);
  color: var(--color-ink-900);
}
textarea { resize: vertical; }

small {
  display: block;
  color: #5B5A54;
  font-size: 0.82rem;
  margin-top: 0.25rem;
}

.consent-block {
  border: 1px solid var(--color-ivory-100);
  border-radius: var(--radius);
  padding: var(--space-2) var(--space-3);
  margin: var(--space-3) 0;
}
.consent-block legend {
  font-weight: 700;
  color: var(--color-pine-900);
  padding-inline: 0.3rem;
}
.field.checkbox {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.6rem;
  align-items: start;
  font-size: 0.9rem;
}
.field.checkbox input { margin-top: 0.3rem; }
.field.checkbox label { font-weight: 400; margin: 0; }
.checkbox--sensitive {
  background: color-mix(in srgb, var(--color-rose-500) 8%, transparent);
  padding: var(--space-2);
  border-radius: 0.35rem;
  margin-top: var(--space-2);
}
.checkbox--sensitive label strong { color: var(--color-rose-500); }

.btn-primary {
  display: inline-block;
  width: 100%;
  background: var(--color-pine-900);
  color: var(--color-white);
  border: none;
  padding: 0.9rem 1.5rem;
  border-radius: 0.35rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition);
}
.btn-primary:hover { background: var(--color-pine-700); }

.form-note {
  font-size: 0.82rem;
  color: #5B5A54;
  margin-top: var(--space-2);
  margin-bottom: 0;
  text-align: center;
}

/* ==========================================================================
   Sezioni
   ========================================================================== */

.section { padding-block: var(--space-5); }
.section--alt { background: var(--color-ivory-50); }
.section h2 {
  font-size: var(--step-2);
  color: var(--color-pine-900);
  margin-bottom: var(--space-3);
}

.services-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
}
.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-ivory-100);
  border-radius: var(--radius);
  padding: var(--space-3);
}
.service-card h3 {
  font-size: var(--step-1);
  color: var(--color-pine-900);
}

.confirm-page { text-align: center; }

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  border-top: 1px solid var(--color-ivory-100);
  padding-block: var(--space-3);
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: space-between;
  font-size: 0.9rem;
  color: #5B5A54;
}
.footer-inner a { color: inherit; }

/* ==========================================================================
   Enhancement layer — attivo solo con JS (vedi js/main.js)
   ========================================================================== */

.js .field-live-hint { display: block; }
.field-live-hint { display: none; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}