nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  background-color: var(--color-white);
  box-shadow: var(--shadow-drop);
  position: sticky;
  top: 0;
  z-index: 1000;
}

nav .logo {
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  text-decoration: none;
}
nav .logo img {
  width: 40px;
  height: 40px;
  margin-right: 0.5rem;
}

nav ul {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0 !important;
}

nav ul li a {
  text-decoration: none;
  color: var(--color-text-primary);
  font-weight: 500;
  position: relative;
}

nav ul li a:not(.start-btn):after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--color-primary);
  transition: width 0.3s ease;
}

nav ul li a:not(.start-btn):hover:after {
  width: 100%;
}

nav .start-btn {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
}

nav .start-btn:hover {
  background-color: var(--color-info);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(var(--color-primary-rgb), 0.2);
}

.mobile-menu-button {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  cursor: pointer;
}

.mobile-menu-button span {
  width: 100%;
  height: 2px;
  background-color: var(--color-text-primary);
  transition: all 0.3s ease;
}

@media (max-width: 768px) {
  nav ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    flex-direction: column;
    padding: 2rem;
    box-shadow: 0 10px 20px rgba(var(--color-dark), 0.1);
    text-align: center;
  }

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

  nav.active ul {
    display: flex;
  }

  nav ul li {
    margin: 1rem 0;
  }
}

footer {
  background-color: var(--color-white);
  color: var(--color-text-primary);
  padding: 4rem 2rem 2rem;
  font-family: var(--font-family-system);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  max-width: 1200px;
  margin: 0 auto;
  margin-bottom: 3rem;
}

.footer-section h4 {
  font-size: var(--font-size-large);
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--color-white);
}

.footer-section p {
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
  line-height: var(--line-height-medium);
}

.footer-section ul {
  list-style: none;
  padding: 0;
}

.footer-section ul li {
  margin-bottom: 0.8rem;
}

.footer-section ul li a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.need-help a{
  gap: 0.5rem;
  color: var(--color-text-secondary);
  text-decoration: none;
}

.need-help a:hover {
  color: var(--color-primary);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  max-width: 1200px;
  margin: 0 auto;
  color: var(--color-text-secondary);
  font-size: var(--font-size-small);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-bottom a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-bottom a:hover {
  color: var(--color-primary);
}