/* ==========================================================================
   BASE — reset, body, tipografia globale, componenti riutilizzabili
   ========================================================================== */

/* --------------------------------------------------------------------------
   Reset moderno
   -------------------------------------------------------------------------- */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: auto; /* Lenis gestisce lo scroll — non usare smooth qui */
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-ui);
  font-weight: var(--font-regular);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Grain texture — rumore statico, effetto carta stampata su tema chiaro */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.045;
  mix-blend-mode: multiply; /* su chiaro: multiply scurisce leggermente, dà texture carta */
  pointer-events: none;
  z-index: var(--z-overlay);
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

/* Skip to content — accessibilità */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: calc(var(--z-modal) + 1);
  padding: var(--space-3) var(--space-6);
  background: var(--color-gold);
  color: var(--color-text-inverse);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  transition: top var(--duration-fast);
}
.skip-link:focus {
  top: var(--space-4);
}

/* --------------------------------------------------------------------------
   Focus states — visibili ma in stile
   -------------------------------------------------------------------------- */

:focus-visible {
  outline: 1.5px solid var(--color-gold);
  outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   Tipografia globale
   -------------------------------------------------------------------------- */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: var(--font-regular);
  line-height: var(--leading-tight);
  color: var(--color-text-primary);
}

p {
  line-height: var(--leading-reading);
  color: var(--color-text-primary);
  max-width: var(--max-width-text);
}

/* Eyebrow — label sopra i titoli di sezione */
.eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: var(--font-light);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-gold);
  line-height: 1;
}

.eyebrow::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--color-gold-dim);
  flex-shrink: 0;
}

/* Separatore decorativo — linea gold animabile */
.gold-rule {
  display: block;
  width: 48px;
  height: 1px;
  background: var(--color-gold);
  transform-origin: left center;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: var(--font-regular);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  padding: var(--space-4) var(--space-8);
  min-height: 48px; /* touch target */
  position: relative;
  transition:
    color var(--transition-base),
    background-color var(--transition-base),
    border-color var(--transition-base);
  white-space: nowrap;
  cursor: pointer;
}

/* Freccia decorativa */
.btn .btn__arrow {
  display: inline-block;
  transition: transform var(--transition-base);
}
.btn:hover .btn__arrow {
  transform: translateX(4px);
}

/* Gold: fill gold → testo inverso su hover (più leggibile su chiaro) */
.btn--gold {
  border: 1px solid var(--color-gold);
  color: var(--color-text-inverse);
  background: var(--color-gold);
}
.btn--gold:hover {
  background: transparent;
  color: var(--color-gold);
}

/* Outline: bordo scuro sottile → fill scuro su hover */
.btn--outline {
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  background: transparent;
}
.btn--outline:hover {
  border-color: var(--color-text-primary);
  color: var(--color-text-primary);
  background: transparent;
}

/* Ghost: nessun bordo, solo testo con underline animato */
.btn--ghost {
  padding-left: 0;
  padding-right: 0;
  border: none;
  color: var(--color-text-secondary);
  position: relative;
}
.btn--ghost::after {
  content: '';
  position: absolute;
  bottom: 8px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-gold);
  transition: width var(--transition-slow);
}
.btn--ghost:hover {
  color: var(--color-text-primary);
}
.btn--ghost:hover::after {
  width: 100%;
}

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  padding: 0 var(--section-padding-x);
  background-color: rgba(247, 243, 236, 0.96);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.site-header__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: 72px;
  gap: var(--space-8);
}

.site-header__logo {
  justify-self: start;
}

.site-header__logo-img {
  display: block;
  height: 40px;
  width: auto;
}

.site-header__logo-text {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: var(--font-light);
  font-style: italic;
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-primary);
  white-space: nowrap;
}

.site-header__nav {
  justify-self: center;
}

.site-header__nav-list {
  display: flex;
  gap: var(--space-10);
}

.site-header__nav-list a {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: var(--font-light);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  position: relative;
  transition: color var(--transition-base);
}

.site-header__nav-list a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-gold);
  transition: width var(--transition-slow);
}

.site-header__nav-list a:hover {
  color: var(--color-text-primary);
}
.site-header__nav-list a:hover::after {
  width: 100%;
}

.site-header__cta {
  justify-self: end;
}

/* Hamburger — mobile */
.site-header__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 7px;
  width: 44px;
  height: 44px;
  cursor: pointer;
  background: none;
  border: none;
  padding: var(--space-2);
  justify-self: end;
  z-index: calc(var(--z-modal) + 1);
}
.site-header__hamburger-bar {
  display: block;
  width: 26px;
  height: 1.5px;
  margin-left: auto;
  background: var(--color-text-primary);
  transition:
    transform var(--duration-base) var(--ease-out-quart),
    background-color var(--duration-base) var(--ease-out-quart);
}

/* Stato aperto → X */
.site-header__hamburger[aria-expanded="true"] .site-header__hamburger-bar:first-child {
  transform: translateY(4.25px) rotate(45deg);
}
.site-header__hamburger[aria-expanded="true"] .site-header__hamburger-bar:last-child {
  transform: translateY(-4.25px) rotate(-45deg);
}

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

@media (max-width: 768px) {
  .site-header__inner {
    grid-template-columns: 1fr auto;
    height: 60px;
  }
  .site-header__nav,
  .site-header__cta {
    display: none;
  }
  .site-header__hamburger {
    display: flex;
  }
}

/* --------------------------------------------------------------------------
   Mobile nav — overlay full-screen, aperto dall'hamburger
   -------------------------------------------------------------------------- */

.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: calc(60px + var(--space-12)) var(--section-padding-x) var(--space-16);
  background-color: var(--color-bg);
  /* chiuso: invisibile, leggermente sceso, non interattivo */
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition:
    opacity var(--duration-base) var(--ease-out-quart),
    transform var(--duration-base) var(--ease-out-quart),
    visibility 0s linear var(--duration-base);
}

/* Velo dorato sottile in cima per agganciarsi all'header */
.mobile-nav::before {
  content: '';
  position: absolute;
  top: 0;
  left: var(--section-padding-x);
  right: var(--section-padding-x);
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-gold-dim) 50%, transparent);
  opacity: 0.6;
}

body.mobile-nav-open .mobile-nav {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition:
    opacity var(--duration-base) var(--ease-out-quart),
    transform var(--duration-base) var(--ease-out-quart),
    visibility 0s;
}

/* Blocca lo scroll del body mentre il menu è aperto */
body.mobile-nav-open {
  overflow: hidden;
}

/* Header sopra l'overlay: logo e hamburger→X restano visibili e cliccabili */
body.mobile-nav-open .site-header {
  z-index: calc(var(--z-modal) + 1);
}

.mobile-nav__inner {
  width: 100%;
  max-width: var(--max-width-wide);
  margin-inline: auto;
  margin-block: auto;
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-bottom: var(--space-12);
}

.mobile-nav__item a {
  display: inline-block;
  font-family: var(--font-ui);
  font-weight: var(--font-light);
  font-size: clamp(1.25rem, 6vw, 1.75rem);
  line-height: 1.2;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-primary);
  transition: color var(--transition-base);
}

.mobile-nav__item a:hover,
.mobile-nav__item a:focus-visible {
  color: var(--color-gold);
}

/* Entrata in stagger dei link quando il menu si apre */
.mobile-nav__item {
  opacity: 0;
  transform: translateY(12px);
}
body.mobile-nav-open .mobile-nav__item {
  opacity: 1;
  transform: translateY(0);
  transition:
    opacity var(--duration-base) var(--ease-out-quart),
    transform var(--duration-base) var(--ease-out-quart);
}
body.mobile-nav-open .mobile-nav__item:nth-child(1) { transition-delay: 80ms; }
body.mobile-nav-open .mobile-nav__item:nth-child(2) { transition-delay: 130ms; }
body.mobile-nav-open .mobile-nav__item:nth-child(3) { transition-delay: 180ms; }
body.mobile-nav-open .mobile-nav__item:nth-child(4) { transition-delay: 230ms; }

.mobile-nav__footer {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding-top: var(--space-10);
  border-top: 1px solid var(--color-border);
}

.mobile-nav__cta.btn {
  justify-content: center;
  width: 100%;
}

.mobile-nav__phone {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: var(--font-light);
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-secondary);
  text-align: center;
  transition: color var(--transition-base);
}
.mobile-nav__phone span {
  color: var(--color-text-primary);
  border-bottom: 1px solid var(--color-border-gold);
  padding-bottom: 1px;
}
.mobile-nav__phone:hover {
  color: var(--color-text-primary);
}

/* Su desktop il menu mobile non esiste */
@media (min-width: 769px) {
  .mobile-nav {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mobile-nav,
  body.mobile-nav-open .mobile-nav {
    transition: opacity var(--duration-fast) linear, visibility 0s;
    transform: none;
  }
  .mobile-nav__item,
  body.mobile-nav-open .mobile-nav__item {
    transition: none;
    transform: none;
    opacity: 1;
  }
}

/* --------------------------------------------------------------------------
   Main content offset per header fisso
   -------------------------------------------------------------------------- */

/* Nessun padding-top su index — l'hero è fullscreen sotto l'header trasparente */
.page-content {
  padding-top: 72px;
  background-color: var(--color-bg);
}

/* --------------------------------------------------------------------------
   Pagine generiche (page.php) — privacy, note legali, ecc.
   -------------------------------------------------------------------------- */

.page-article {
  max-width: var(--max-width-text);
  margin: 0 auto;
  padding: var(--section-padding-y) var(--section-padding-x);
}

.page-article__title {
  font-family: var(--font-display);
  font-weight: var(--font-light);
  font-style: italic;
  font-size: clamp(var(--text-xl), 4vw, var(--text-2xl));
  letter-spacing: var(--tracking-tight);
  color: var(--color-text-primary);
  margin-bottom: var(--space-10);
}

.page-article__body {
  font-family: var(--font-ui);
  font-size: var(--text-base);
  font-weight: var(--font-light);
  line-height: var(--leading-reading);
  color: var(--color-text-secondary);
}

.page-article__body > * + * {
  margin-top: var(--space-6);
}

.page-article__body h2 {
  font-family: var(--font-display);
  font-weight: var(--font-regular);
  font-size: var(--text-lg);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text-primary);
  margin-top: var(--space-12);
}

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

.page-article__body ul {
  padding-left: var(--space-6);
  list-style: disc;
}

.page-article__body li + li {
  margin-top: var(--space-2);
}

.page-article__body a {
  color: var(--color-gold);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-article__body a:hover {
  color: var(--color-gold-light);
}

.page-article__body strong {
  color: var(--color-text-primary);
  font-weight: var(--font-medium);
}

/* --------------------------------------------------------------------------
   Reduced motion — rispetta le preferenze dell'utente
   -------------------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  body::after {
    /* rimuovi grain su reduced-motion — risparmio risorse */
    display: none;
  }
}

/* --------------------------------------------------------------------------
   Sezioni — struttura comune
   -------------------------------------------------------------------------- */

.section {
  padding-top: var(--section-padding-y);
  padding-bottom: var(--section-padding-y);
  padding-left: var(--section-padding-x);
  padding-right: var(--section-padding-x);
  position: relative;
}

.section__inner {
  max-width: var(--max-width-wide);
  margin: 0 auto;
}

.section--alt {
  background-color: var(--color-surface-1);
}