/* ======== BASE ======== */
body {
  margin: 0;
  font-family: 'Segoe UI', Roboto, sans-serif;
  color: white;
  background: #000;
  overflow-x: hidden;
}

/* Sfondo animato canvas */
#quantum-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

main {
  text-align: center;
  padding: 80px 20px;
  position: relative;
  z-index: 2;
}

.welcome-text {
  font-size: 3rem;
  font-weight: 500;
  text-shadow: 0 0 10px #00bfff;
}

/* ======== NAVBAR ======== */

.navbar {
  background: linear-gradient(180deg, #001f3f, #003366);
  padding: 10px 0;
  text-align: center;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 10;
  border-bottom: 2px solid #000;
}

.navbar ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}

.navbar li {
  position: relative;
}

.navbar a {
  display: block;
  color: white;
  padding: 10px 20px;
  margin: 5px;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 500;
  background: linear-gradient(145deg, #0066ff, #0033cc);
  border: 1px solid #000;
  box-shadow: 0 4px 10px rgba(0,0,0,0.4);
  transition: all 0.3s ease;
}

.navbar a:hover {
  background: linear-gradient(145deg, #0099ff, #0044cc);
  transform: translateY(-2px);
}

/* ======== DROPDOWN ======== */
.dropdown {
  position: relative;
}
.dropdown-menu {
  display: none;
  position: absolute;
  background: #002244;
  min-width: 200px;
  top: 100%;
  left: 0;
  border-radius: 8px;
  box-shadow: 0 6px 10px rgba(0,0,0,0.5);
  z-index: 1000;
}
.dropdown-menu li a {
  display: block;
  padding: 10px;
  color: white;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

/* ======== VIDEO + BUTTON ======== */
#consent-btn {
  margin-top: 30px;
  background: linear-gradient(145deg, #0044cc, #0066ff);
  color: white;
  padding: 10px 25px;
  border: 1px solid #000;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: 0.3s ease;
  box-shadow: 0 4px 10px rgba(0,0,0,0.4);
}
#consent-btn:hover {
  background: linear-gradient(145deg, #0055ff, #0088ff);
  transform: scale(1.05);
}
#camera {
  display: block;
  margin: 20px auto;
  width: 80%;
  max-width: 400px;
  border-radius: 10px;
  border: 2px solid #00bfff;
}

/* ======== MENU HAMBURGER E RESPONSIVE ======== */
.navbar-toggle {
  display: none;
  background: #002244;
  color: #00bfff;
  border: none;
  padding: 10px 18px;
  font-size: 2rem;
  margin-left: 10px;
  border-radius: 7px;
  cursor: pointer;
  z-index: 13;
  position: relative;
}

/* ========== MOBILE ========== */
@media (max-width: 768px) {
  .welcome-text {
    font-size: 2rem;
    margin-top: 60px !important;
  }
  .navbar {
    position: fixed;
    width: 55vw;
    min-width: 130px;
    left: -55vw;
    top: 0; bottom: 0;
    height: 100vh;
    transition: left 0.25s;
    z-index: 20;
    box-shadow: 2px 0 18px #000b;
    border-right: 2px solid #0033cc;
    border-bottom: none;
    overflow-y: auto;
    text-align: left;
    padding: 20px 0;
  }
  .navbar.menu-open {
    left: 0;
  }
  .navbar-toggle {
    display: block;
    position: fixed;
    top: 12px;
    left: 0px;
    z-index: 30;
    background: #002244;
    color: #00bfff;
    border: none;
    padding: 8px 18px;
    font-size: 2rem;
    border-radius: 7px;
    cursor: pointer;
  }
  #navbar-menu {
    flex-direction: column;
    align-items: flex-start;
    padding-left: 12px;
    width: 100%;
    display: none;
    margin-top: 64px;
  }
  .navbar.menu-open #navbar-menu {
    display: flex;
  }
  .navbar a {
    font-size: 1.08rem;
    padding: 11px 18px;
    width: 100%;
    background: none;
    margin: 0;
    border-radius: 0;
    border: none;
    box-shadow: none;
  }
  .dropdown-menu {
    position: static;
    background: #013;
    border-radius: 0;
    min-width: 0;
    box-shadow: none;
    display: none !important;
    padding-left: 15px;
    margin-bottom: 5px;
  }
  .dropdown.open > .dropdown-menu {
    display: block !important;
  }
  .dropdown.open > a {
    background: #002244;
    color: #44ccff;
  }
  .dropdown > .dropdown-menu li a {
    font-size: 1rem;
    padding: 9px 0;
    border-bottom: none;
  }
  #camera { width: 95%; }
  body:not(.menu-open) main,
  body:not(.menu-open) .main {
    padding: 15px 10px 0 10px !important;
  }
  body.menu-open main,
  body.menu-open .main {
    padding-left: 57vw !important;
    padding-top: 15px !important;
  }
}

/* ========== Desktop - fix dropdown sempre chiuso ========== */
@media (min-width: 769px) {
  /* Tutti i dropdown sempre chiusi su desktop */
  .navbar .dropdown .dropdown-menu {
    display: none;
  }
  /* Apri solo al hover */
  .navbar .dropdown:hover .dropdown-menu {
    display: block;
  }
  /* Per sicurezza, forziamo anche .open sempre chiuso su desktop */
  .navbar .dropdown.open .dropdown-menu {
    display: none !important;
  }
}

/* ========== Extra Mobile ========== */
@media (max-width: 480px) {
  .navbar {
    width: 45vw;
    min-width: 90px;
    font-size: 0.98rem;
  }
  .navbar a {
    font-size: 1.03rem;
  }
  .welcome-text {
    font-size: 1.5rem;
  }
}