.site-header {
  background: var(--primary-white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 2px solid var(--primary-red);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
  flex-wrap: wrap;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo-img {
  height: 50px;
  width: auto;
}

.logo-text h1 {
  font-size: 1.6rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.logo-text span {
  font-size: 0.8rem;
  color: var(--text-light);
}

.nav-options {
  display: flex;
  gap: var(--spacing-lg);
  list-style: none;
}

.nav-options a {
  text-decoration: none;
  font-weight: 600;
  color: var(--text-dark);
  transition: var(--transition-fast);
  position: relative;
}

.nav-options a:hover {
  color: var(--primary-red);
}

.nav-options a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition-fast);
}

.nav-options a:hover::after {
  width: 100%;
}

.menu-icon {
  display: none;
  font-size: 1.8rem;
  cursor: pointer;
  color: var(--primary-blue);
}

@media (max-width: 768px) {
  .nav-options {
    display: none;
    width: 100%;
    flex-direction: column;
    background: var(--primary-white);
    padding: var(--spacing-md);
    gap: var(--spacing-md);
    text-align: center;
  }
  .nav-options.show {
    display: flex;
  }
  .menu-icon {
    display: block;
  }
}

.site-header {
  background: var(--bg-primary);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 2px solid var(--primary-red);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex: 1;
}

.logo-img {
  height: 55px;
  width: auto;
  border-radius: var(--radius-sm);
}

.logo-text h1 {
  font-size: 1.6rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: -0.5px;
}

.logo-text span {
  font-size: 0.75rem;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

/* Dark/Light Mode Toggle Button */
.theme-toggle {
  background: var(--bg-tertiary);
  border: none;
  cursor: pointer;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  transition: var(--transition-normal);
  color: var(--text-primary);
  position: relative;
  overflow: hidden;
}

.theme-toggle:hover {
  transform: scale(1.05);
  background: var(--primary-blue);
  color: white;
}

.theme-toggle .fa-sun {
  display: block;
}

.theme-toggle .fa-moon {
  display: none;
}

[data-theme="dark"] .theme-toggle .fa-sun {
  display: none;
}

[data-theme="dark"] .theme-toggle .fa-moon {
  display: block;
}

.menu-icon {
  display: none;
  font-size: 1.8rem;
  cursor: pointer;
  color: var(--text-primary);
}

.nav-options {
  display: flex;
  gap: var(--spacing-lg);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-options a {
  text-decoration: none;
  font-weight: 600;
  color: var(--text-primary);
  transition: var(--transition-fast);
  position: relative;
  padding: var(--spacing-xs) 0;
}

.nav-options a:hover {
  color: var(--primary-red);
}

.nav-options a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition-fast);
}

.nav-options a:hover::after {
  width: 100%;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .navbar {
    flex-wrap: wrap;
  }
  
  .nav-options {
    display: none;
    width: 100%;
    flex-direction: column;
    background: var(--bg-primary);
    padding: var(--spacing-md);
    gap: var(--spacing-md);
    text-align: center;
    border-radius: var(--radius-md);
    margin-top: var(--spacing-sm);
  }
  
  .nav-options.show {
    display: flex;
  }
  
  .menu-icon {
    display: block;
  }
  
  .logo-text h1 {
    font-size: 1.3rem;
  }
  
  .logo-img {
    height: 45px;
  }
}