:root {
  --blu-notte: #102A43;
  --blu-secondario: #1F3D5C;
  --accento: #8FB8DC;
  --azzurro-tenue: #E6EFF7;
  --bianco-caldo: #FBF9F6;
  --grigio-freddo: #EFF3F7;
  --testo: #102A43;
  --testo-medio: #4A5666;
  --testo-tenue: #5A6472;
  --testo-mono: #7C8B9C;
  --testo-nota: #9AA6B4;
  --bordo-caldo: #E8E3DB;
  --bordo-freddo: #CDD6E0;
  --bordo-linea: #EDE8E1;
  --whatsapp: #25D366;
  --whatsapp-scuro: #1DA851;
  --mono: ui-monospace, Menlo, monospace;
  --margine: 64px;
  --sezione: 96px;
}

*, *::before, *::after { box-sizing: border-box; }

/* le regole di layout non devono sovrascrivere l'attributo hidden */
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

[id] { scroll-margin-top: 96px; }

body {
  margin: 0;
  background: var(--bianco-caldo);
  color: var(--testo);
  font-family: 'Manrope', Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: 'Instrument Serif', Georgia, serif; font-weight: 400; margin: 0; }
p { margin: 0; }
img { max-width: 100%; }

a { color: var(--blu-secondario); text-decoration: none; }
a:hover { color: var(--blu-notte); }

:focus-visible { outline: 2px solid var(--blu-secondario); outline-offset: 2px; }

/* ---------- elementi comuni ---------- */

.eyebrow {
  font: 600 11px/1 var(--mono);
  letter-spacing: .2em;
  color: var(--testo-mono);
}
.eyebrow-light { color: #BCD6EE; }

.note {
  font: 500 10px/1 var(--mono);
  letter-spacing: .16em;
  color: var(--testo-nota);
}

.disclaimer { font-size: 14px; line-height: 1.6; color: var(--testo-mono); max-width: 720px; }

.mono-inline { font-family: var(--mono); color: var(--testo-nota); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 16px 30px;
  border: none;
  border-radius: 8px;
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  transition: background .18s, color .18s, border-color .18s;
}
.btn-primary { background: var(--blu-notte); color: var(--bianco-caldo); }
.btn-primary:hover { background: var(--blu-secondario); color: var(--bianco-caldo); }
.btn-secondary { background: #FFFFFF; color: var(--blu-notte); border: 1px solid var(--bordo-freddo); }
.btn-secondary:hover { border-color: var(--blu-notte); color: var(--blu-notte); }
.btn-onblue { background: var(--bianco-caldo); color: var(--blu-notte); }
.btn-onblue:hover { background: #FFFFFF; color: var(--blu-notte); }
.btn-block { width: 100%; }

.pills { display: flex; gap: 10px; flex-wrap: wrap; }
.pill {
  font: 600 11px/1 var(--mono);
  letter-spacing: .16em;
  color: var(--blu-secondario);
  background: var(--azzurro-tenue);
  padding: 9px 14px;
  border-radius: 999px;
}

.photo {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 16px;
  border: 1px solid #DCE4EC;
  border-radius: 14px;
  background: repeating-linear-gradient(135deg, #E9EFF5 0 14px, #F4F8FB 14px 28px);
  font: 500 12px/1.6 var(--mono);
  letter-spacing: .12em;
  color: var(--testo-mono);
}
.photo-dark {
  border-color: #2C5175;
  background: repeating-linear-gradient(135deg, #1B3A57 0 14px, #22456A 14px 28px);
  color: #A9C4DC;
  border-radius: 12px;
}
.section {
  padding: var(--sezione) var(--margine);
  display: flex;
  flex-direction: column;
  gap: 40px;
}
.section-white { background: #FFFFFF; border-top: 1px solid var(--bordo-linea); border-bottom: 1px solid var(--bordo-linea); }
.section-cool { background: var(--grigio-freddo); gap: 44px; }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 40px;
}
.section-head > div { display: flex; flex-direction: column; gap: 18px; max-width: 620px; }
.section-head h2 { font-size: 52px; line-height: 1.06; }
.section-head-aside { font-size: 17px; line-height: 1.65; color: var(--testo-tenue); max-width: 420px; }
.section-head-stack { flex-direction: column; align-items: flex-start; gap: 16px; }

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px var(--margine);
  border-bottom: 1px solid var(--bordo-linea);
  background: rgba(251, 249, 246, .96);
  backdrop-filter: blur(8px);
}
.brand { display: flex; align-items: center; gap: 14px; color: var(--testo); }
.brand-testo { display: flex; flex-direction: column; line-height: 1.1; }
.brand-logo { width: auto; height: 42px; flex: none; }
.brand:hover { color: var(--testo); }
.brand-name { font-family: 'Instrument Serif', Georgia, serif; font-size: 24px; }
.brand-sub { font: 500 9px/1.4 var(--mono); letter-spacing: .22em; color: var(--testo-mono); }

.nav-desktop { display: flex; align-items: center; gap: 36px; }
.nav-desktop a { font-size: 15px; font-weight: 500; color: var(--testo); }
.nav-desktop a:hover { color: var(--blu-secondario); }
.nav-desktop .btn { font-size: 15px; padding: 14px 24px; color: var(--bianco-caldo); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: #FFFFFF;
  border: 1px solid #E2DDD5;
  border-radius: 10px;
  cursor: pointer;
}
.nav-toggle span { display: block; width: 16px; height: 1.5px; background: var(--blu-notte); }

.nav-mobile {
  display: none;
  flex-direction: column;
  padding: 8px 20px 16px;
  background: #FFFFFF;
  border-bottom: 1px solid var(--bordo-linea);
}
.nav-mobile a {
  padding: 13px 0;
  font-size: 15px;
  font-weight: 500;
  color: var(--testo);
  border-bottom: 1px solid #F1ECE5;
}
.nav-mobile a:last-child { border-bottom: none; }

/* ---------- hero ---------- */

.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 88px var(--margine) var(--sezione);
}
.hero-text { display: flex; flex-direction: column; gap: 26px; }
.hero h1 {
  font-size: 76px;
  line-height: 1.02;
  letter-spacing: -.015em;
  text-wrap: pretty;
}
.hero h1 em { font-style: italic; color: var(--blu-secondario); }
.lead { font-size: 20px; line-height: 1.55; color: var(--testo-medio); max-width: 480px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.photo-hero { height: 560px; }

/* ---------- dottore ---------- */

.dottore {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 72px;
  align-items: center;
}
.photo-portrait {
  height: 520px;
  width: 100%;
  object-fit: cover;
  object-position: center 20%;
  border-radius: 14px;
  border: 1px solid #DCE4EC;
}
.dottore-text { display: flex; flex-direction: column; gap: 22px; max-width: 560px; }
.dottore-text h2 { font-size: 48px; line-height: 1.08; }
.dottore-text p { font-size: 18px; line-height: 1.7; color: var(--testo-medio); text-wrap: pretty; }

.formazione { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.formazione li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 18px;
  border-left: 2px solid var(--accento);
}
.formazione-titolo { font-size: 17px; font-weight: 600; }
.formazione-ente { font-size: 15px; color: var(--testo-tenue); }

/* ---------- ortodonzia ---------- */

.card-feature {
  background: var(--blu-notte);
  color: var(--bianco-caldo);
  border-radius: 18px;
  padding: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.card-feature-text { display: flex; flex-direction: column; gap: 20px; align-items: flex-start; }
.card-feature h3 { font-size: 52px; line-height: 1.02; }
.card-feature p { font-size: 17px; line-height: 1.7; color: #DCE6F0; }
.photo-aligners { height: 320px; }

.treatment-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.card {
  background: #FFFFFF;
  border: 1px solid var(--bordo-caldo);
  border-radius: 16px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.card h4 { font-size: 26px; }
.card p { font-size: 15px; line-height: 1.65; color: var(--testo-tenue); }
.card .btn { margin-top: auto; }
.scopri { font-size: 15px; font-weight: 600; }
.scopri::after { content: " →"; }

/* pagine dei trattamenti */
.pagina-intro {
  display: grid;
  grid-template-columns: 6fr 6fr;
  gap: 56px;
  align-items: center;
  padding-top: 72px;
}
.pagina-intro-testo { display: flex; flex-direction: column; gap: 18px; max-width: 560px; }
.pagina-intro h1 { font-size: 58px; line-height: 1.04; letter-spacing: -.01em; }
.sottotitolo { font-size: 26px; line-height: 1.25; color: var(--blu-secondario); font-style: italic; }
.pagina-foto { width: 100%; max-height: 520px; object-fit: cover; border-radius: 14px; border: 1px solid #DCE4EC; }
.briciole { font: 600 11px/1 var(--mono); letter-spacing: .18em; text-transform: uppercase; }

.articolo { gap: 32px; }
.articolo article { display: flex; flex-direction: column; gap: 12px; max-width: 720px; }
.articolo h3 { font-size: 30px; line-height: 1.15; }
.articolo p { font-size: 17px; line-height: 1.75; color: var(--testo-medio); }

.cta-finale {
  align-items: flex-start;
  gap: 20px;
  padding-top: 0;
}
.cta-testo { font-size: 20px; line-height: 1.6; max-width: 620px; }

/* ---------- percorso ---------- */

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.step {
  background: var(--bianco-caldo);
  border-radius: 16px;
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.step-num { font-family: 'Instrument Serif', Georgia, serif; font-size: 44px; line-height: 1; color: var(--accento); }
.step h4 { font-family: 'Manrope', Helvetica, Arial, sans-serif; font-size: 22px; font-weight: 600; }
.step p { font-size: 16px; line-height: 1.7; color: var(--testo-tenue); }

/* ---------- estetica ---------- */

.estetica {
  display: grid;
  grid-template-columns: 4fr 6fr;
  gap: 56px;
  align-items: center;
  padding-top: 72px;
  padding-bottom: 72px;
  border-bottom: 1px solid var(--bordo-linea);
}
.photo-estetica { height: 280px; }
.estetica-text { display: flex; flex-direction: column; gap: 18px; align-items: flex-start; max-width: 520px; }
.estetica-text h2 { font-size: 38px; line-height: 1.1; }
.estetica-text p { font-size: 17px; line-height: 1.7; color: var(--testo-medio); }
.estetica-formazione { font-size: 15px; color: var(--testo-tenue); }

/* ---------- sedi ---------- */

.sedi-intro { font-size: 17px; line-height: 1.65; color: var(--testo-tenue); max-width: 620px; }

.regioni { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
.regione {
  background: #FFFFFF;
  border: 1px solid var(--bordo-caldo);
  border-radius: 18px;
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.regione-nome { font-size: 32px; }

.sedi { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.sede {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--bordo-linea);
}
.sede:last-child { border-bottom: none; }
.sede-nome { font-size: 18px; font-weight: 600; }
.sede .btn { width: auto; min-height: 44px; padding: 12px 20px; font-size: 14px; flex: none; }

/* ---------- faq + contatti ---------- */

.faq-contatti { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.faq { display: flex; flex-direction: column; gap: 20px; }
.faq h2 { font-size: 44px; line-height: 1.08; margin-bottom: 8px; }

details { border-bottom: 1px solid var(--bordo-linea); padding-bottom: 14px; }
.faq details:last-of-type { border-bottom: none; }
summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 14px 0;
  min-height: 44px;
  font-size: 18px;
  font-weight: 600;
  list-style: none;
  cursor: pointer;
}
summary::-webkit-details-marker { display: none; }
details p { font-size: 16px; line-height: 1.7; color: var(--testo-tenue); }
.plus { color: var(--accento); font-size: 24px; transition: transform .2s; }
details[open] .plus { transform: rotate(45deg); }

.contatti {
  background: var(--grigio-freddo);
  border-radius: 18px;
  padding: 48px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.contatti h2 { font-size: 40px; line-height: 1.08; }

.contatti-testo { font-size: 16px; line-height: 1.7; color: var(--testo-medio); }

.contatti-azioni { display: flex; flex-direction: column; gap: 12px; }
.btn .icona { width: 22px; height: 22px; margin-right: 10px; flex: none; }
.btn-whatsapp { background: var(--whatsapp); color: #FFFFFF; font-size: 17px; min-height: 56px; }
.btn-whatsapp:hover { background: var(--whatsapp-scuro); color: #FFFFFF; }

.recapiti {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 20px;
  border-top: 1px solid var(--bordo-freddo);
}
.recapito { font-size: 18px; font-weight: 600; word-break: break-word; }

.social { display: flex; flex-direction: column; gap: 8px; margin-top: 4px; }
.social-intro { font-size: 15px; font-weight: 600; color: var(--testo); }
.social-link {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  padding: 8px 0;
  color: var(--testo);
  min-width: 0;
}
.social-link:hover { color: var(--blu-secondario); }
.icona-social { width: 26px; height: 26px; flex: none; }
.social-testo { display: flex; flex-direction: column; line-height: 1.3; min-width: 0; }
.social-nome { font-size: 15px; font-weight: 600; }
.social-utente { font-size: 13px; color: var(--testo-mono); overflow-wrap: anywhere; }

/* casi clinici */
.casi-intro { font-size: 17px; line-height: 1.65; color: var(--testo-tenue); max-width: 620px; }

.casi-vuoto {
  display: flex;
  align-items: center;
  gap: 16px;
  align-self: flex-start;
  padding: 24px 28px;
  background: #FFFFFF;
  border: 1px solid var(--bordo-caldo);
  border-radius: 16px;
  color: var(--testo-tenue);
  font-size: 16px;
}
.icona-galleria { width: 28px; height: 28px; flex: none; color: var(--accento); }

.casi-galleria { display: flex; flex-direction: column; gap: 32px; }
.caso {
  background: #FFFFFF;
  border: 1px solid var(--bordo-caldo);
  border-radius: 18px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.caso h3 { font-size: 28px; }
.caso-descrizione { font-size: 16px; line-height: 1.7; color: var(--testo-tenue); max-width: 720px; }

.caso-confronto { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 8px; }
.caso-esempio { border-style: dashed; }
.caso-segnaposto {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 3;
  border: 1px solid #DCE4EC;
  border-radius: 12px;
  background: repeating-linear-gradient(135deg, #E9EFF5 0 14px, #F4F8FB 14px 28px);
  font: 500 11px/1.6 var(--mono);
  letter-spacing: .12em;
  color: var(--testo-mono);
}
.caso-immagine { margin: 0; }
.caso-ingrandisci {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  border: 1px solid #DCE4EC;
  border-radius: 12px;
  overflow: hidden;
  background: none;
  cursor: zoom-in;
}
.caso-ingrandisci img { display: block; width: 100%; height: auto; }
.caso-etichetta {
  position: absolute;
  top: 12px;
  left: 12px;
  font: 600 11px/1 var(--mono);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--bianco-caldo);
  background: rgba(16, 42, 67, .86);
  padding: 8px 12px;
  border-radius: 999px;
}

.lente {
  max-width: min(1100px, 92vw);
  max-height: 92vh;
  padding: 20px;
  border: none;
  border-radius: 16px;
  background: var(--bianco-caldo);
  color: var(--testo);
}
.lente::backdrop { background: rgba(16, 42, 67, .72); }
.lente img { display: block; max-width: 100%; max-height: 76vh; margin: 0 auto; border-radius: 10px; }
.lente-didascalia { margin-top: 14px; font-size: 14px; color: var(--testo-tenue); text-align: center; }
.lente-chiudi {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 44px;
  height: 44px;
  border: 1px solid var(--bordo-freddo);
  border-radius: 50%;
  background: #FFFFFF;
  font-size: 22px;
  line-height: 1;
  color: var(--testo);
  cursor: pointer;
}

/* recensioni */
.recensioni { gap: 20px; padding-top: 64px; padding-bottom: 64px; }
.recensioni-testata {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px;
  flex-wrap: wrap;
}
.recensioni-testata > div { display: flex; flex-direction: column; gap: 12px; }
.recensioni-testata h2 { font-size: 44px; line-height: 1.08; }
.recensioni-intro { font-size: 16px; line-height: 1.6; color: var(--testo-tenue); max-width: 420px; }

.esempio-avviso {
  align-self: flex-start;
  font: 600 11px/1.4 var(--mono);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #8A6A2F;
  background: #FBF1DC;
  border: 1px solid #E7D0A2;
  border-radius: 6px;
  padding: 9px 13px;
}

/* riepilogo della valutazione */
.recensioni-riepilogo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  background: #FFFFFF;
  border: 1px solid var(--bordo-caldo);
  border-radius: 16px;
  padding: 20px 28px;
  box-shadow: 0 10px 24px -22px rgba(16, 42, 67, .5);
}
.riepilogo-voto { display: flex; align-items: center; gap: 18px; }
.riepilogo-numero {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 46px;
  line-height: 1;
  color: var(--blu-notte);
}
.riepilogo-dettagli { display: flex; flex-direction: column; gap: 6px; }
.riepilogo-totale { font-size: 14px; color: var(--testo-mono); }
.riepilogo-fonte { font-size: 13px; color: var(--testo-mono); }
.fonte-google { font-weight: 600; color: var(--testo-tenue); }
.fonte-attesa {
  font: 500 11px/1.4 var(--mono);
  letter-spacing: .08em;
  color: var(--testo-nota);
  border: 1px dashed var(--bordo-freddo);
  border-radius: 6px;
  padding: 8px 12px;
}

/* stelle */
.stelle { position: relative; display: inline-block; line-height: 0; color: #E2E6EA; }
.stelle-livello { display: flex; gap: 2px; }
.stelle-piene { position: absolute; inset: 0; overflow: hidden; color: #F5B100; }
.stelle-piene .stelle-livello { width: max-content; }
.icona-stella { width: 16px; height: 16px; }
.stelle-grandi .icona-stella { width: 22px; height: 22px; }

/* carosello */
.recensioni-carosello-area { display: flex; flex-direction: column; gap: 14px; }
.recensioni-griglia {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: calc((100% - 48px) / 3);
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  /* niente scroll-behavior: smooth qui: con lo snap obbligatorio Chrome
     annulla l'animazione e riporta il carosello all'inizio */
  scroll-behavior: auto;
  scroll-padding-left: 0;
  padding-bottom: 4px;
  scrollbar-width: none;
}
.recensioni-griglia::-webkit-scrollbar { display: none; }

.carosello-controlli { display: flex; gap: 10px; align-self: flex-end; }
.carosello-bottone {
  width: 44px;
  height: 44px;
  border: 1px solid var(--bordo-freddo);
  border-radius: 50%;
  background: #FFFFFF;
  color: var(--blu-notte);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  transition: border-color .18s, opacity .18s;
}
.carosello-bottone:hover:not(:disabled) { border-color: var(--blu-notte); }
.carosello-bottone:disabled { opacity: .4; cursor: default; }

/* schede */
.recensione {
  scroll-snap-align: start;
  background: #FFFFFF;
  border: 1px solid #E6E9ED;
  border-radius: 16px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 8px 20px -16px rgba(16, 42, 67, .45);
}

.recensione-intestazione { display: flex; align-items: flex-start; gap: 14px; }
.recensione-foto, .recensione-iniziale {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  flex: none;
  object-fit: cover;
}
.recensione-iniziale {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--azzurro-tenue);
  color: var(--blu-secondario);
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 20px;
}
.recensione-identita { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.recensione-autore { font-size: 16px; font-weight: 600; line-height: 1.2; }
.recensione-meta { font-size: 13px; color: var(--testo-mono); }

.recensione-demo {
  align-self: flex-start;
  font: 600 10px/1 var(--mono);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #8A6A2F;
  background: #FBF1DC;
  border-radius: 4px;
  padding: 6px 8px;
}

.recensione-testo {
  font-size: 15px;
  line-height: 1.65;
  color: var(--testo-tenue);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  overflow: hidden;
}
.recensione-testo.aperto { -webkit-line-clamp: unset; overflow: visible; }

.leggi-di-piu {
  align-self: flex-start;
  margin-top: auto;
  padding: 4px 0;
  min-height: 40px;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  color: var(--blu-secondario);
  cursor: pointer;
}
.leggi-di-piu:hover { color: var(--blu-notte); }

.recensione-fonte { font-size: 14px; font-weight: 600; }

/* pulsante flottante WhatsApp */
.fab-whatsapp {
  position: fixed;
  right: 20px;
  bottom: calc(20px + env(safe-area-inset-bottom));
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 52px;
  padding: 14px 18px;
  border-radius: 999px;
  background: var(--whatsapp);
  color: #FFFFFF;
  font-size: 15px;
  font-weight: 600;
  box-shadow: 0 10px 24px -8px rgba(16, 42, 67, .45);
  transition: background .18s;
}
.fab-whatsapp:hover { background: var(--whatsapp-scuro); color: #FFFFFF; }
.fab-whatsapp .icona { width: 24px; height: 24px; flex: none; }

/* ---------- footer ---------- */

.site-footer {
  background: var(--blu-notte);
  color: #DCE6F0;
  padding: 64px var(--margine) 40px;
  display: flex;
  flex-direction: column;
  gap: 40px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.footer-brand { display: flex; flex-direction: column; gap: 12px; }
.footer-name { font-family: 'Instrument Serif', Georgia, serif; font-size: 28px; color: var(--bianco-caldo); }
.footer-tagline { font-size: 14px; line-height: 1.7; color: #A9C4DC; }
.footer-col { display: flex; flex-direction: column; gap: 10px; font-size: 14px; }
.footer-col a { color: #DCE6F0; }
.footer-col .social-link { color: #DCE6F0; min-height: 44px; }
.footer-col .social-link:hover { color: var(--bianco-caldo); }
.footer-col .social-utente { color: #7E9BB8; }
.footer-col a:hover { color: var(--bianco-caldo); }
.footer-label { font: 600 10px/1 var(--mono); letter-spacing: .18em; color: #7E9BB8; }
.footer-info { font: 500 12px/1.8 var(--mono); color: #7E9BB8; }
.footer-legal { border-top: 1px solid #23486B; padding-top: 24px; font: 500 11px/1.6 var(--mono); color: #6F8CA9; }

/* ---------- sticky cta (mobile) ---------- */

.sticky-cta {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 15;
  padding: 12px 20px calc(20px + env(safe-area-inset-bottom));
  background: rgba(251, 249, 246, .94);
  border-top: 1px solid #E2DDD5;
  backdrop-filter: blur(8px);
  gap: 12px;
  align-items: center;
}
.sticky-cta-text { flex: 1; min-width: 0; display: flex; flex-direction: column; line-height: 1.3; }
.sticky-cta-title { font-size: 13px; font-weight: 600; }
.sticky-cta-sub { font-size: 11px; color: var(--testo-mono); }
.sticky-cta .btn { min-height: 44px; padding: 14px 18px; font-size: 14px; }

/* ---------- tablet ---------- */

@media (max-width: 1080px) {
  :root { --margine: 40px; --sezione: 72px; }
  .hero { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: 56px; }
  .photo-hero { height: 420px; }
  .dottore, .estetica { grid-template-columns: 1fr; gap: 36px; }
  .pagina-intro { grid-template-columns: 1fr; gap: 32px; }
  .pagina-intro h1 { font-size: 46px; }
  .card-feature { grid-template-columns: 1fr; padding: 36px; }
  .recensioni-griglia { grid-auto-columns: calc((100% - 24px) / 2); }
  .recensioni-testata h2 { font-size: 36px; }
  .faq-contatti { grid-template-columns: 1fr; gap: 48px; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 18px; }
  .section-head h2 { font-size: 42px; }
}

/* ---------- mobile ---------- */

@media (max-width: 760px) {
  :root { --margine: 20px; --sezione: 36px; }

  body { padding-bottom: 84px; }
  [id] { scroll-margin-top: 76px; }

  .nav-desktop { display: none; }
  .nav-toggle { display: flex; }
  .nav-mobile[data-open="true"] { display: flex; }
  .site-header { padding: 10px 20px 14px; }
  .brand-logo { height: 32px; }
  .brand { gap: 10px; }
  .brand-name { font-size: 19px; }
  .brand-sub { font-size: 8px; letter-spacing: .2em; }

  .btn { min-height: 52px; font-size: 15px; padding: 16px 20px; }

  .hero { padding: 28px 20px 24px; gap: 18px; }
  .hero h1 { font-size: 40px; line-height: 1.06; letter-spacing: -.01em; }
  .lead { font-size: 16px; line-height: 1.6; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .photo { font-size: 10px; border-radius: 10px; }
  .photo-hero { height: 300px; }

  .section { gap: 16px; }
  .section-head h2 { font-size: 30px; line-height: 1.12; }
  .section-head-aside { font-size: 15px; }

  .dottore-text h2 { font-size: 28px; }
  .dottore-text p { font-size: 15px; }
  .photo-portrait { height: 320px; border-radius: 10px; }

  .card-feature { padding: 24px 20px; border-radius: 14px; gap: 14px; }
  .card-feature h3 { font-size: 30px; }
  .card-feature p { font-size: 15px; line-height: 1.65; }
  .card-feature .btn { width: 100%; }
  .photo-aligners { height: 170px; }

  .treatment-list { grid-template-columns: 1fr; gap: 12px; }
  .card { padding: 20px; border-radius: 12px; }
  .card h4 { font-size: 21px; }
  .card p { font-size: 14px; }

  .steps { grid-template-columns: 1fr; gap: 12px; }
  .step { padding: 20px; border-radius: 12px; gap: 6px; }
  .step-num { font-size: 26px; }
  .step h4 { font-size: 16px; }
  .step p { font-size: 14px; line-height: 1.6; }

  .pagina-intro { grid-template-columns: 1fr; gap: 20px; padding-top: 28px; }
  .pagina-intro h1 { font-size: 38px; }
  .pagina-foto { max-height: 320px; }
  .sottotitolo { font-size: 20px; }
  .articolo { gap: 24px; }
  .articolo h3 { font-size: 24px; }
  .articolo p { font-size: 15px; line-height: 1.7; }
  .cta-testo { font-size: 17px; }
  .cta-finale .btn { width: 100%; }
  .estetica { padding-top: 32px; padding-bottom: 32px; gap: 14px; }
  .estetica-text h2 { font-size: 26px; }
  .estetica-text p { font-size: 15px; line-height: 1.65; }
  .estetica-text .btn { width: 100%; }
  .photo-estetica { height: 130px; }

  .casi-intro { font-size: 15px; }
  .casi-vuoto { padding: 18px 20px; font-size: 15px; gap: 12px; }
  .caso { padding: 20px; border-radius: 12px; }
  .caso h3 { font-size: 22px; }
  .caso-descrizione { font-size: 15px; }
  .caso-confronto { grid-template-columns: 1fr; gap: 12px; }
  .lente { padding: 16px; max-width: 94vw; }
  .recensioni { padding-top: 36px; padding-bottom: 36px; }
  .recensioni-testata h2 { font-size: 30px; }
  .recensioni-intro { font-size: 15px; }
  .recensioni-riepilogo { padding: 18px 20px; gap: 14px; }
  .riepilogo-numero { font-size: 36px; }
  .recensioni-griglia { grid-auto-columns: 100%; gap: 12px; }
  .recensione { padding: 20px; border-radius: 12px; }
  .carosello-controlli { align-self: center; }
  .sedi-intro { font-size: 15px; }
  .regioni { grid-template-columns: 1fr; gap: 16px; }
  .regione { padding: 20px; border-radius: 12px; gap: 12px; }
  .regione-nome { font-size: 24px; }
  .sede { flex-direction: column; align-items: stretch; gap: 10px; padding: 14px 0; }
  .sede-nome { font-size: 16px; }
  .sede .btn { width: 100%; min-height: 48px; }
  .formazione li { padding-left: 14px; }
  .formazione-titolo { font-size: 15px; }
  .formazione-ente { font-size: 14px; }
  .recapito { font-size: 16px; }

  .faq h2 { font-size: 30px; }
  summary { font-size: 15px; padding: 12px 0; gap: 12px; }
  .plus { font-size: 20px; }
  details p { font-size: 14px; line-height: 1.65; }

  .contatti { padding: 24px 20px; border-radius: 14px; }
  .contatti h2 { font-size: 30px; }
  .contatti-testo { font-size: 15px; }
  .fab-whatsapp {
    right: 16px;
    bottom: calc(96px + env(safe-area-inset-bottom));
    padding: 14px;
    gap: 0;
  }
  .fab-etichetta { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }

  .site-footer { padding: 32px 20px; gap: 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 20px; }
  .footer-name { font-size: 22px; }

  .sticky-cta { display: flex; }
}