/* Header Styles */
.app-header {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 25%, #0f3460 50%, #533483 75%, #e94560 100%);
  color: white;
  padding: 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 60px;
}

.header-left {
  display: flex;
  align-items: center;
}

.header-logo {
  text-decoration: none;
  color: white;
  font-weight: 700;
  font-size: 1.5rem;
  transition: opacity 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-logo:hover {
  opacity: 0.8;
  color: white;
  text-decoration: none;
}

.header-icon {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
  transition: transform 0.3s ease;
}

.header-logo:hover .header-icon {
  transform: scale(1.1);
}

.logo-text {
  background: linear-gradient(45deg, #ffffff, #ffd700, #ff6b6b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.user-menu,
.auth-menu {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-nav-link {
  color: rgba(255, 255, 255, 0.95);
  text-decoration: none;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: 6px;
  transition: all 0.3s ease;
  font-size: 0.95rem;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.header-nav-link:hover {
  background-color: rgba(255, 255, 255, 0.15);
  color: #ffd700;
  text-decoration: none;
  box-shadow: 0 2px 8px rgba(255, 215, 0, 0.3);
}

.header-signup-btn {
  background: linear-gradient(135deg, #e94560, #ff6b6b);
  color: white;
  text-decoration: none;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 6px;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 2px 8px rgba(233, 69, 96, 0.3);
}

.header-signup-btn:hover {
  background: linear-gradient(135deg, #ff6b6b, #e94560);
  color: white;
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(233, 69, 96, 0.5);
}

.header-logout-btn {
  background: linear-gradient(135deg, #dc3545, #e94560);
  color: white;
  border: none;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 0.95rem;
  box-shadow: 0 2px 8px rgba(220, 53, 69, 0.3);
}

.header-logout-btn:hover {
  background: linear-gradient(135deg, #e94560, #dc3545);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(220, 53, 69, 0.5);
}

/* Main content adjustment */
.main-content {
  min-height: calc(100vh - 60px);
  padding-top: 20px;
  padding-bottom: 80px; /* Space for fixed footer */
}

/* Responsive Design */
@media (max-width: 768px) {
  .main-content {
    padding-bottom: 70px; /* Smaller footer on mobile */
  }
  
  .header-container {
    padding: 0 16px;
    height: 56px;
  }
  
  .header-icon {
    width: 20px;
    height: 20px;
  }
  
  .logo-text {
    font-size: 1.3rem;
  }
  
  .header-right {
    gap: 12px;
  }
  
  .user-menu,
  .auth-menu {
    gap: 12px;
  }
  
  .header-nav-link,
  .header-signup-btn,
  .header-logout-btn {
    padding: 6px 10px;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .main-content {
    padding-bottom: 60px; /* Even smaller footer on small mobile */
  }
  
  .header-container {
    padding: 0 12px;
  }
  
  .header-icon {
    width: 18px;
    height: 18px;
  }
  
  .logo-text {
    font-size: 1.2rem;
  }
  
  .header-nav-link {
    padding: 6px 8px;
    font-size: 0.85rem;
  }
  
  .header-signup-btn,
  .header-logout-btn {
    padding: 6px 12px;
    font-size: 0.85rem;
  }
}