:root {
  --rosso-mela: #c8102e;
  --rosso-scuro: #9b0c23;
  --verde-foglia: #8cc63f;
  --verde-scuro: #6a9b27;
  --marrone-gambo: #7a4f2a;
  --crema: #fdfaf5;
  --crema-scura: #f6efe5;
  --testo: #3b332d;
  --testo-tenue: #6d625a;
  --bordo: #e9dfd1;

  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;

  --wrap: 1120px;
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  background: var(--crema);
  color: var(--testo);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--rosso-mela);
}

h1,
h2 {
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.15;
  color: var(--marrone-gambo);
  margin: 0 0 0.5em;
}

h1 {
  font-size: clamp(2.1rem, 5vw, 3.4rem);
}

h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
}

.wrap {
  width: min(100% - 2.5rem, var(--wrap));
  margin-inline: auto;
}

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--rosso-mela);
  color: #fff;
  padding: 0.6rem 1rem;
  z-index: 100;
}

.skip-link:focus {
  left: 0;
}

.eyebrow {
  margin: 0 0 0.6rem;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--verde-scuro);
  font-weight: 600;
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(253, 250, 245, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--bordo);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}

.brand img {
  width: 56px;
  height: 56px;
  object-fit: contain;
  border-radius: 50%;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.brand-text strong {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--testo);
}

.brand-text em {
  font-style: normal;
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--verde-scuro);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav a {
  text-decoration: none;
  color: var(--testo);
  font-size: 0.97rem;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--rosso-mela);
  border-bottom-color: var(--verde-foglia);
}

.nav .btn-small {
  color: #fff;
}

.nav .btn-small:hover,
.nav .btn-small:focus-visible {
  color: #fff;
  border-bottom-color: transparent;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--bordo);
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  position: relative;
}

.nav-toggle-bar,
.nav-toggle-bar::before,
.nav-toggle-bar::after {
  position: absolute;
  left: 50%;
  width: 20px;
  height: 2px;
  background: var(--marrone-gambo);
  transform: translateX(-50%);
  border-radius: 2px;
}

.nav-toggle-bar {
  top: 50%;
  margin-top: -1px;
}

.nav-toggle-bar::before,
.nav-toggle-bar::after {
  content: "";
  left: 0;
  transform: none;
}

.nav-toggle-bar::before {
  top: -6px;
}

.nav-toggle-bar::after {
  top: 6px;
}

/* ---------- Bottoni ---------- */

.btn {
  display: inline-block;
  padding: 0.85rem 1.7rem;
  border-radius: 999px;
  background: var(--rosso-mela);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.97rem;
  border: 2px solid var(--rosso-mela);
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.btn:hover,
.btn:focus-visible {
  background: var(--rosso-scuro);
  border-color: var(--rosso-scuro);
}

.btn-ghost {
  background: transparent;
  color: var(--marrone-gambo);
  border-color: var(--verde-foglia);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  background: var(--verde-foglia);
  border-color: var(--verde-foglia);
  color: #fff;
}

.btn-small {
  padding: 0.55rem 1.2rem;
  font-size: 0.9rem;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  display: grid;
  align-items: center;
  padding: clamp(2.5rem, 5vw, 3.5rem) 0;
  background-color: #fff;
  background-image: url("images/banner-dietista-urso.jpg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  overflow: hidden;
}

/* Da tablet in su il banner e' mostrato intero (niente ritaglio) cosi' resta visibile
   il logo sulla destra; l'altezza segue il rapporto 1280x537 dell'immagine. */
@media (min-width: 721px) {
  .hero {
    background-size: 100% auto;
    min-height: 41.95vw;
  }
}

/* Oltre la larghezza nativa dell'immagine si evita l'ingrandimento, che la sfocherebbe. */
@media (min-width: 1280px) {
  .hero {
    background-size: auto;
    min-height: 537px;
  }
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    98deg,
    rgba(255, 255, 255, 0.93) 0%,
    rgba(255, 255, 255, 0.86) 34%,
    rgba(255, 255, 255, 0.2) 58%,
    rgba(255, 255, 255, 0) 72%
  );
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: min(600px, 52%);
}

@media (max-width: 720px) {
  .hero {
    padding: 3.5rem 0;
    background-position: center left;
  }

  .hero-inner {
    max-width: 100%;
  }
}

.lead {
  font-size: clamp(1.05rem, 2vw, 1.22rem);
  color: var(--testo-tenue);
  max-width: 52ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

/* ---------- Sezioni ---------- */

.section {
  padding: clamp(3.5rem, 9vw, 6.5rem) 0;
}

.section-alt {
  background: var(--crema-scura);
}

.about {
  display: grid;
  grid-template-columns: minmax(240px, 380px) 1fr;
  gap: clamp(2rem, 6vw, 4.5rem);
  align-items: center;
}

.about-photo img {
  width: 100%;
  border-radius: var(--radius);
  background: #fff;
  padding: 1.5rem;
  border: 1px solid var(--bordo);
}

.about-text p {
  color: var(--testo-tenue);
}

.values {
  list-style: none;
  margin: 2.2rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.3rem;
}

.values li {
  position: relative;
  padding-left: 2rem;
  color: var(--testo-tenue);
}

.values strong {
  display: block;
  color: var(--testo);
  font-family: var(--serif);
  font-size: 1.08rem;
  font-weight: 600;
}

.dot {
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot-red {
  background: var(--rosso-mela);
}

.dot-green {
  background: var(--verde-foglia);
}

.dot-brown {
  background: var(--marrone-gambo);
}

/* ---------- Citazione ---------- */

.quote {
  background: var(--marrone-gambo);
  color: #fff;
  padding: clamp(3rem, 7vw, 4.5rem) 0;
  text-align: center;
}

.quote blockquote {
  margin: 0;
  max-width: 720px;
  margin-inline: auto;
}

.quote p {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  line-height: 1.4;
  margin: 0 0 1rem;
}

.quote cite {
  font-style: normal;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--verde-foglia);
}

/* ---------- Contatti ---------- */

.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 4.5rem);
  align-items: start;
}

.contact-intro p {
  color: var(--testo-tenue);
}

.contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  background: #fff;
  border: 1px solid var(--bordo);
  border-radius: var(--radius);
  overflow: hidden;
}

.contact-list li {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 1rem;
  align-items: baseline;
  padding: 1.05rem 1.4rem;
  border-bottom: 1px solid var(--bordo);
}

.contact-list li:last-child {
  border-bottom: 0;
}

.contact-label {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--verde-scuro);
  font-weight: 600;
}

.contact-list a {
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 16, 46, 0.35);
}

.contact-list a:hover,
.contact-list a:focus-visible {
  border-bottom-color: var(--rosso-mela);
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--crema);
  border-top: 1px solid var(--bordo);
  padding: 2rem 0;
  font-size: 0.9rem;
  color: var(--testo-tenue);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
}

.footer-inner p {
  margin: 0;
}

.site-footer a {
  color: var(--testo-tenue);
  text-decoration: none;
  border-bottom: 1px solid var(--bordo);
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--rosso-mela);
  border-bottom-color: var(--rosso-mela);
}

/* ---------- Pagina 404 ---------- */

.error-page {
  min-height: 70vh;
  display: grid;
  align-items: center;
  text-align: center;
  background:
    radial-gradient(circle at 15% 20%, rgba(140, 198, 63, 0.12), transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(200, 16, 46, 0.08), transparent 45%),
    var(--crema);
}

.error-page .lead {
  margin-inline: auto;
}

.error-page .hero-actions {
  justify-content: center;
}

.error-code {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.25rem, 1.5vw, 0.75rem);
  margin: 0 0 1.5rem;
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(5rem, 18vw, 9rem);
  line-height: 1;
  color: var(--marrone-gambo);
}

.error-apple {
  width: 0.9em;
  height: auto;
  transform-origin: 50% 90%;
  animation: dondola 4s ease-in-out infinite;
}

@keyframes dondola {
  0%,
  100% {
    transform: rotate(-4deg);
  }
  50% {
    transform: rotate(4deg);
  }
}

/* ---------- Pagine legali ---------- */

.page-head {
  padding: clamp(2.5rem, 7vw, 4.5rem) 0;
  background: var(--crema-scura);
  border-bottom: 1px solid var(--bordo);
}

.page-head .lead {
  margin: 0;
  font-size: 1rem;
}

.legal {
  max-width: 760px;
}

.legal h2 {
  font-size: clamp(1.3rem, 2.4vw, 1.6rem);
  margin-top: 2.6rem;
  padding-left: 0.9rem;
  border-left: 4px solid var(--verde-foglia);
}

.legal h2:first-child {
  margin-top: 0;
}

.legal p {
  color: var(--testo-tenue);
}

.legal strong {
  color: var(--testo);
}

.legal-data {
  list-style: none;
  margin: 1.2rem 0 0;
  padding: 0;
  background: #fff;
  border: 1px solid var(--bordo);
  border-radius: var(--radius);
  overflow: hidden;
}

.legal-data li {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 1rem;
  padding: 0.8rem 1.3rem;
  border-bottom: 1px solid var(--bordo);
}

.legal-data li:last-child {
  border-bottom: 0;
}

.legal-data span {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--verde-scuro);
  font-weight: 600;
  align-self: center;
}

.legal-cta {
  margin-top: 3rem;
}

/* ---------- Responsive ---------- */

@media (max-width: 860px) {
  .about,
  .contact {
    grid-template-columns: 1fr;
  }

  .about-photo {
    max-width: 320px;
    margin-inline: auto;
  }
}

@media (max-width: 720px) {
  .nav-toggle {
    display: block;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem 1.25rem 1.25rem;
    background: var(--crema);
    border-bottom: 1px solid var(--bordo);
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--bordo);
  }

  .nav .btn-small {
    margin-top: 1rem;
    text-align: center;
    border: 2px solid var(--rosso-mela);
  }

  .header-inner {
    position: relative;
  }

  .contact-list li,
  .legal-data li {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .error-apple {
    animation: none;
  }
}