/* =========================================================
   MENU PRINCIPAL
   ========================================================= */

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

body {
  font-family: var(--font-secondary);
  padding-top: 100px;
  background-color: var(--color-surface);
  color: var(--color-text-primary);
}


.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background:var(--color-primary-900) ;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 2rem;
  z-index: 1000;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.logo {
  height: 90px;
  transition: var(--transition);
}

.navbar.scrolled .logo {
  height: 70px;
}

/* ===== Menu Responsivo ===== */
.menu-toggle {
  display: none;
  cursor: pointer;
  font-size: 2rem;
  color: var(--color-surface);
  background: none;
  border: none;
  padding: 0.5rem;
  transition: var(--transition);
}


.navbar > ul {
  list-style: none;
  display: flex;
  gap: 1rem;
  margin: 0;
  padding: 0;
}

.navbar > ul > li {
  position: relative;
  text-transform: uppercase;
  font-size: 0.65rem;
  font-family: var(--font-secondary);
}

.navbar a {
  text-decoration: none;
  color: var(--color-surface);
  padding: 0.5rem 0.8rem;
  display: block;
  transition: var(--transition);
}

.navbar > ul > li > a:hover {
  color: var(--color-primary-300);
}


.navbar > ul > li > a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    var(--color-primary-300) 0%,
    var(--color-primary-100) 100%
  );
  transition: var(--transition);
}

.navbar > ul > li > a:hover::after {
  width: 80%;
  left: 10%;
}

/* ===== Submenu desktop ===== */
.submenu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--color-primary-700);
  padding: 0.5rem 0;
  list-style: none;
  min-width: 180px;
  border-radius: 0 0 var(--radius-base) var(--radius-base);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition);
}

.submenu li {
  width: 100%;
}

.submenu li a {
  padding: 0.7rem 1rem;
  color: var(--color-surface);
  font-size: 0.65rem;
  font-family: var(--font-secondary);
  text-transform: none;
}

.submenu li a:hover {
  background: var(--color-primary-500);
  color: var(--color-primary-100);
}

.navbar > ul > li:hover > .submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}