/* ===== HEADER STYLES ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.1);
  transition: all var(--transition-normal);
}

.header-scrolled {
  background: rgba(10, 10, 10, 0.98);
  box-shadow: var(--shadow-lg);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  min-height: 70px;
}

/* Logo */
.logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.logo-text {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  margin-bottom: 0;
  letter-spacing: 2px;
}

.logo-subtitle {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  letter-spacing: 3px;
  text-transform: uppercase;
  font-weight: 300;
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
}

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

.nav-link {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  font-weight: 500;
  cursor: pointer;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  position: relative;
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--secondary-color), var(--accent-blue));
  transition: all var(--transition-normal);
  transform: translateX(-50%);
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(212, 175, 55, 0.1);
}

.nav-link:hover::before {
  width: 80%;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.mobile-menu-toggle span {
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-normal);
  border-radius: 1px;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* Responsive Design */
@media (max-width: 768px) {
  .header-content {
    min-height: 70px;
  }
  
  .nav {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
  }
  
  .nav-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-list {
    flex-direction: column;
    gap: 0;
    padding: var(--spacing-lg) 0;
  }
  
  .nav-link {
    display: block;
    width: 100%;
    text-align: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .nav-link::before {
    display: none;
  }
  
  .nav-link:hover {
    background: rgba(212, 175, 55, 0.2);
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .logo-text {
    font-size: var(--font-size-xl);
  }
  
  .logo-subtitle {
    font-size: 0.6rem;
  }
}

@media (max-width: 480px) {
  .header-content {
    min-height: 60px;
  }
  
  .nav {
    top: 60px;
  }
  
  .logo-text {
    font-size: var(--font-size-lg);
  }
  
  .logo-subtitle {
    font-size: 0.5rem;
  }
  
  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
  }
}