* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #1a365d;
  --secondary-color: #2b6cb0;
  --accent-color: #4299e1;
  --text-color: #2d3748;
  --light-text: #718096;
  --background-light: #f7fafc;
  --white: #ffffff;
  --transition: all 0.3s ease;
}

body {
  font-family: "Inter", sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  overflow-x: hidden;
}

/* Header Styles */
.header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 1rem 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-image {
  height: 40px;
  width: auto;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  letter-spacing: -0.5px;
}

.nav-list {
  display: flex;
  gap: 3rem;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  color: var(--text-color);
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--secondary-color);
  transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

button {
  background: var(--primary-color);
  color: var(--white);
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 0.5rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

button:hover {
  background: var(--secondary-color);
  transform: translateY(-2px);
}

/* Footer */
.footer {
  padding: 4rem 2rem 2rem;
  background: var(--primary-color);
  color: var(--white);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-section h3 {
  margin-bottom: 1.5rem;
  font-size: 1.25rem;
}

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

.footer-section ul li {
  margin-bottom: 0.75rem;
}

.footer-section a {
  color: var(--white);
  text-decoration: none;
  transition: var(--transition);
}

.footer-section a:hover {
  opacity: 0.8;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Hamburger Menu Styles */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
  z-index: 1001;
  position: relative;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--primary-color);
  transition: all 0.3s ease;
  border-radius: 3px;
}

/* Mobile Menu Container */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  padding: 80px 2rem 2rem;
  z-index: 1000;
  transform: translateX(-100%);
  transition: transform 0.3s ease;
}

.mobile-menu.active {
  transform: translateX(0);
}

/* Hamburger Animation */
.hamburger.active span:first-child {
  transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:last-child {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Menu Content */
.mobile-menu .main-nav {
  width: 100%;
}

.mobile-menu .nav-list {
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  width: 100%;
}

.mobile-menu .nav-link {
  font-size: 1.25rem;
  width: 100%;
  text-align: center;
  padding: 0.5rem 0;
}

/* Responsive Breakpoint */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  /* Hide only the desktop navigation and button */
  .nav-container > .main-nav,
  .nav-container > button {
    display: none;
  }

  /* Show mobile menu */
  .mobile-menu {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  /* Show the mobile navigation items */
  .mobile-menu .main-nav {
    display: block;
  }

  .free-con-mobile {
    margin-top: 1rem;
  }

  .mobile-menu .nav-list {
    display: flex;
  }

  /* Prevent body scroll when menu is open */
  body.menu-open {
    overflow: hidden;
  }
}