/* Header Styles */
#header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  padding: var(--spacing-sm) 0;
  transition: var(--transition);
}

#header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo h1 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 400;
  color: var(--color-primary);
  margin: 0;
  letter-spacing: 1px;
}

.navigation ul {
  display: flex;
  gap: var(--spacing-md);
}

.navigation ul li a {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-dark);
  position: relative;
  padding: 0.5rem 0;
  transition: var(--transition);
}

.navigation ul li a:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: var(--transition);
}

.navigation ul li a:hover {
  color: var(--color-primary);
}

.navigation ul li a:hover:after {
  width: 100%;
}

/* Mobile Menu */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
}

.mobile-menu-toggle .bar {
  height: 3px;
  width: 100%;
  background-color: var(--color-primary);
  border-radius: 10px;
  transition: var(--transition);
}

/* Responsive Styles */
@media (max-width: 768px) {
  .navigation ul {
    position: fixed;
    top: 60px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 60px);
    background-color: var(--color-white);
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: var(--spacing-lg);
    transition: var(--transition);
    gap: var(--spacing-md);
    z-index: 999;
  }

  .navigation ul.show {
    left: 0;
  }

  .navigation ul li a {
    font-size: 1.2rem;
  }

  .mobile-menu-toggle {
    display: flex;
  }
}