/* ===============================
   MENU 0 — Desktop right / Mobile top transparent
   =============================== */

/* --- Desktop menu --- */
.top-menu {
  background: var(--menu-grey);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.7rem;
  padding: 1.5rem;
  position: relative;
  z-index: 60;
  font-family: 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.9rem;
  line-height: 1.4;
  letter-spacing: 0.01em;
}

.top-menu a {
  text-decoration: none;
  color: #fff; /* blanc per defecte */
}

.top-menu a.lang-link {
  color: #111; /* negre per als enllaços de llengua */
}

.top-menu a:hover {
  color: var(--accent);
}

/* --- Hamburger icon --- */
.hamburger {
  display: none;
  width: 32px;
  height: 24px;
  border: none;
  background: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transform: translateX(50%);
}

.hamburger span {
  display: block;
  position: absolute;
  width: 22px;
  height: 2px;
  background: #111;
  border-radius: 1px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Positions and open state */
.hamburger span:nth-child(1) { transform: translateY(-6px); }
.hamburger span:nth-child(2) { transform: translateY(0); }
.hamburger span:nth-child(3) { transform: translateY(6px); }

.hamburger.open span:nth-child(1) { transform: rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg); }

/* --- Mobile menu --- */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  width: 65%;
  height: 100vh;
  background: var(--menu-grey);
  padding: 4rem 2rem;
  flex-direction: column;
  gap: 1.4rem;
  transform: translateX(100%);
  transition: transform 0.35s ease;
  z-index: 50;
  box-shadow: -6px 0 12px rgba(0,0,0,.2);
  font-family: 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.4;
}

.mobile-menu a {
  color: #fff; /* blanc per defecte */
  text-decoration: none;
}

.mobile-menu a.lang-link {
  color: #111; /* negre per als enllaços de llengua */
}

.mobile-menu a:hover {
  color: var(--accent);
}

.mobile-menu.open {
  display: flex;
  transform: translateX(0);
}

/* --- Mobile layout --- */
@media (max-width: 650px) {
  .top-menu {
    background: transparent;
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 0 1.2rem;
    height: var(--topbar-h-mobile);
    z-index: 10;
  }

  .top-menu a {
    display: none;
  }

  .hamburger {
    display: flex;
    border: none;
    background: none;
    width: 32px;
    height: 24px;
    justify-content: center;
    align-items: center;
    position: absolute;
    right: 2.5rem;
    top: calc(var(--hero-height) + 1.5rem);
    z-index: 50;
  }

  .mobile-menu {
    display: none;
    position: absolute;
    top: 180px;
    left: 0;
    width: 100%;
    height: auto;
    background: var(--menu-grey);
    padding: 2.5rem 2rem;
    padding-top: 4rem;
    flex-direction: column;
    gap: 1.3rem;
    transform: translateY(-100%);
    transition: transform 0.4s ease;
    z-index: 40;
  }

  .mobile-menu.open {
    display: flex;
    transform: translateY(0);
  }
}