/* --- Navbar Mejorado Responsive y Desktop --- */
:root {
  --primary-color: #cb1837;
  --dark-blue: #0a2240;
  --white: #fff;
}

.main-header {
  background-color: var(--dark-blue, #0a2240);
  color: var(--white, #fff);
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  position: sticky;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0;
}

.logo {
  color: var(--white, #fff);
  transition: color 0.3s;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  text-decoration: none;
  font-size: 2em;
  font-weight: bold;
  letter-spacing: 1px;
  white-space: nowrap;
}
.logo img {
  width: 100px;
  height: auto;
  display: block;
}

.logo:hover {
  color: var(--primary-color, #cb1837);
}

.header-content {
  max-width: 1400px;
  padding: 0 32px;
   flex: 1 1 auto;
 }

.main-nav {
  display: flex;
  align-items: center;
  justify-content: end;
  width: 100%;
}

.main-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 24px;
}

.main-nav ul li {
  margin-left: 0;
}

.main-nav ul li a {
  color: var(--white, #fff);
  text-decoration: none;
  font-weight: 600;
  padding: 8px 18px;
  font-size: 1.08em;
  letter-spacing: 0.5px;
  transition: color 0.3s, background 0.2s;
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  display: inline-block;
  text-align: center;
  white-space: nowrap;
}

.main-nav ul li a::after {
  content: "";
  display: block;
  width: 0;
  height: 2.5px;
  background: var(--white, #fff);
  position: absolute;
  left: 50%;
  bottom: 4px;
  border-radius: 2px;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1),
    left 0.4s cubic-bezier(0.4, 0, 0.2, 1), background 0.3s;
}

.main-nav ul li a.active,
.main-nav ul li a:hover {
  color: var(--primary-color, #cb1837);
}

.main-nav ul li a.active::after,
.main-nav ul li a:hover::after {
  width: 90%;
  left: 5%;
  background: var(--primary-color, #cb1837);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 38px;
  height:38px;
  background: none;
  border: none;
  cursor: pointer;
  margin-left: 24px;
  z-index: 200;
}

.nav-toggle span {
  display: block;
  height: 5px;
  width: 32px;
  background: var(--white, #fff);
  margin: 5px 0;
  border-radius: 2px;
  transition: all 0.3s;
}

/* --- Responsive Navbar --- */
@media (max-width: 1100px) {
  .header-content {
    padding: 0 12px;
  }
  .main-nav ul {
    gap: 12px;
  }
  .main-nav ul li a {
    padding: 8px 10px;
    font-size: 1em;
  }
}

@media (max-width: 900px) {
  .main-header {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 0;
  }
  .logo {
    margin-right: auto;
    padding: 10px 16px;
  }
  .header-content {
    display: flex;
    align-items: center;
    padding: 0 8px;
    width: auto;
  }
  .main-nav {
    display: flex;
    align-items: center;
    position: relative;
  }
  .nav-toggle {
    display: flex;
    margin-left: 12px;
    margin-right: 0;
    position: absolute;
    right: 0;
  }
  .main-nav ul {
    flex-direction: column;
    width: 100vw;
    min-width: 180px;
    max-width: 320px;
    display: none;
    background: var(--dark-blue, #0a2240);
    position: absolute;
    top: 60px;
    right: 0;
    left: auto;
    padding: 20px 0;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
    border-radius: 0 0 10px 10px;
    animation: fadeInMenu 0.3s;
    gap: 0;
    z-index: 999;
  }
  .main-nav ul.open {
    display: flex;
  }
  .main-nav ul li {
    margin: 0;
    width: 100%;
  }
  .main-nav ul li a {
    width: 100%;
    padding: 14px 30px;
    border-radius: 0;
    text-align: left;
    font-size: 1.08em;
  }
}