/* ========== NAVBAR DESKTOP ========== */
.navbar {
  position: fixed;
  top: 1.2rem;
  left: 50%;
  transform: translateX(-50%);
  width: 95%;
  max-width: 1100px;
  background: var(--nav-bg);
  color: var(--nav-text);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: var(--nav-radius);
  padding: 1rem var(--nav-pad-x);
  box-shadow: 0 4px 15px rgba(0,0,0,.4);
  z-index: 2000;
  transition: background-color .3s ease, box-shadow .3s ease;

}
.navbar.scrolled {
  background: var(--nav-bg-scrolled);
  box-shadow: 0 6px 18px rgba(0,0,0,.5);
}

/* Dark mode toggle button */
.navbar__dark-toggle {
  position: absolute;
  right: var(--nav-pad-x);
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 10px;
  width: 38px;
  height: 34px;
  color: var(--nav-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: background .2s;
}
.navbar__dark-toggle:hover { background: rgba(255,255,255,.12); }
.navbar__dark-toggle:focus-visible { outline: 2px solid rgba(255,255,255,.6); outline-offset: 2px; }

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: center;   /* centra il contenuto (menu) */
  position: relative;        /* riferimento per il logo */
  padding-left: 55px;        /* spazio per il logo a sinistra */
  padding-right: 55px;       /* spazio per il dark-toggle a destra */
}
.navbar__logo {
  position: absolute;
  left: var(--nav-pad-x);
  top: 50%;
  transform: translateY(-50%);
}
.navbar__logo img {
  height: 30px;
  width: auto;
  display: block;
  object-fit: contain;
}

.navbar__menu {
  display: flex;
  gap: 1rem;
  list-style: none;
  margin: 0;
}
.navbar__menu a {
  color: var(--nav-text);
  text-decoration: none;
  font-weight: 600;
  opacity: .9;
  white-space: nowrap;
  transition: opacity .2s ease, transform .2s ease;
}
.navbar__menu i {
    margin-right: 5px;
    
}
.navbar__menu a:hover { 
  opacity: 1; 
  transform: translateY(-1px);
  text-decoration: underline;
}

#about{
  scroll-margin-top: 100px;
}

/* ========== HAMBURGER (desktop hidden) ========== */
.navbar__toggle {
  display: none;
  width: 44px;
  height: 38px;
  background: transparent;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 10px;
  cursor: pointer;
  position: relative;
}
.navbar__bar {
  position: absolute;
  left: 9px; right: 9px;
  height: 2px;
  background: var(--nav-text);
  transition: transform .25s ease, opacity .2s ease;
  border-radius: 2px;
}
.navbar__bar:nth-child(1) { top: 11px; }
.navbar__bar:nth-child(2) { top: 18px; }
.navbar__bar:nth-child(3) { top: 25px; }

.navbar.is-open .navbar__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar.is-open .navbar__bar:nth-child(2) { opacity: 0; }
.navbar.is-open .navbar__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ========== MOBILE (<=900px) ========== */
@media (max-width: 900px) {
  .navbar__inner{
  display: flex;
  align-items: center;
  justify-content: center; /* centra il logo */
  position: relative;      /* per posizionare il toggle dentro */
  padding-left: 56px;   /* 44px toggle + ~12px di respiro */
  padding-right: 56px;  /* spazio per dark-toggle a destra */
  min-height: 40px;     /* assicura altezza comoda */
}


  .navbar {
    width: calc(100% - 24px); /* così non “sfora” di 1-2px a dx */
    left: 50%;
    transform: translateX(-50%);
  }



/* 2) Il logo su mobile NON dev’essere assoluto */
.navbar__logo{
  position: static;     /* override del desktop */
  left: auto;
  top: auto;
  transform: none;
  margin: 0 auto;       /* centrato nel flow */
}

.navbar__toggle{
  display: block;
  position: absolute;
  left: .75rem;
  top: 50%;
  transform: translateY(-50%);
  margin: 0;
}


/* Assicurati che questo valore corrisponda al padding orizzontale della .navbar (1.5rem) */
.navbar { --nav-pad-x: 1.5rem; }

.navbar__menu{
  position: absolute;
  top: calc(100% - 1px);           /* chiude il micro-gap */
  left: calc(-1 * var(--nav-pad-x));
  right: calc(-1 * var(--nav-pad-x));
  width: auto;                     /* fa fede left/right */
  background: var(--nav-bg-scrolled);
  border-top-left-radius: 0;
  border-top-right-radius: 0;
  border-bottom-left-radius: var(--nav-radius);
  border-bottom-right-radius: var(--nav-radius);
  padding: 1rem;
  box-shadow: 0 10px 30px rgba(0,0,0,.35);

  flex-direction: column;
  align-items: flex-start;
  gap: .9rem;

  transform-origin: top;
  transform: scaleY(0);
  opacity: 0;
  pointer-events: none;
  transition: transform .25s ease, opacity .25s ease;
  z-index: 2001;
}


  .navbar.is-open .navbar__menu {
    transform: scaleY(1);
    opacity: 1;
    pointer-events: auto;
  }

  .navbar__menu a {
    width: 100%;
    text-align: left;
    padding: .5rem .25rem;
    border-radius: 8px;
  }
  .navbar__menu a:hover {
    background: rgba(255,255,255,.08);
  }

  .navbar__overlay {
    position: fixed; inset: 0;
    opacity: 0; visibility: hidden;
    transition: opacity .25s ease, visibility .25s ease;
    z-index: 1500;
  }
  .navbar.is-open ~ .navbar__overlay {
    opacity: 1; visibility: visible;
  }

  body.menu-open { overflow: hidden; }
}

/* ========== MOBILE STRETTO (<=480px) ========== */
@media (max-width: 480px) {
  body { padding-top: 88px; }
}