:root {
  --default-font: "Roboto", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  --heading-font: "Roboto", sans-serif;
  --nav-font: "Inter", sans-serif;
  --background-color: #0D1117;
  --default-color: #ffffff;
  --heading-color: #BFDBF7;
  --color-in-light: #000000;
  --accent-color: #BFDBF7;
  --surface-color: #ffffff66;
  --contrast-color: #e0e0e0;
  --card-color: #121212;
  --nav-color: #e0e0e0;
  --nav-hover-color: #BFDBF7;
  --nav-mobile-background-color: #1c2526;
  --nav-dropdown-background-color: #1c2526;
  --nav-dropdown-color: #e0e0e0;
  --nav-dropdown-hover-color: #BFDBF7;
  --header-background-color: #08192e66;
}

.light-background {
  --background-color: #BFDBF7;
  --surface-color: #ffffff;
  --default-color: #000;
  color: #000 !important;
}

div.light-background h2,
div.light-background h3 {
  color: #000 !important;
}

.dark-background {
  --background-color: #041840;
  --default-color: #ffffff;
  --heading-color: #ffffff;
  --surface-color: #409dfd;
  --contrast-color: #ffffff;
}

:root {
  scroll-behavior: smooth;
}

body {
  color: var(--default-color);
  background-color: var(--background-color);
  font-family: var(--default-font);
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: 0.3s;
}

a:hover {
  color: color-mix(in srgb, var(--accent-color), transparent 25%);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--heading-font);
  color: var(--heading-color);
}

.header {
  color: var(--nav-color);
  padding: 15px 0;
  transition: all 0.3s;
  z-index: 997;
}

.header .header-container {
  background: rgba(var(--header-background-color), 0.2);
  backdrop-filter: blur(10px);
  border-radius: 15px;
  padding: 5px 20px;
  box-shadow: 0px 2px 10px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

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

.header .logo h1 {
  font-size: 24px;
  margin: 0;
  font-weight: 500;
  color: var(--nav-color);
}

@media (min-width: 1200px) {
  .navmenu {
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-grow: 1;
  }

  .navmenu ul {
    margin: 0;
    padding: 0;
    display: flex;
    list-style: none;
    align-items: center;
    justify-content: center;
  }

  .navmenu li {
    position: relative;
  }

  .navmenu a,
  .navmenu a:focus {
    color: var(--nav-color);
    padding: 10px 15px;
    font-size: 16px;
    font-weight: 400;
    display: flex;
    align-items: center;
    white-space: nowrap;
    transition: 0.3s;
  }

  .navmenu li:hover > a,
  .navmenu .active,
  .navmenu .active:focus {
    color: var(--nav-hover-color);
  }

  .mobile-nav-toggle {
    display: none; /* Hide mobile nav toggle in desktop view */
  }
}

@media (max-width: 1199px) {
  .mobile-nav-toggle {
    display: block; /* Show mobile nav toggle in mobile view */
    color: var(--nav-color);
    font-size: 28px;
    line-height: 0;
    cursor: pointer;
    transition: color 0.3s;
    position: absolute;
    right: 15px;
    top: 15px;
    z-index: 9999;
  }

  .navmenu ul {
    display: none;
    list-style: none;
    position: absolute;
    top: 60px;
    right: 15px;
    left: 15px;
    padding: 15px;
    margin: 0;
    border-radius: 8px;
    background-color: var(--nav-mobile-background-color);
    max-height: 70vh;
    overflow-y: auto;
    transition: opacity 0.3s ease, transform 0.3s ease;
    opacity: 0;
    transform: translateY(-10px);
    z-index: 9998;
    box-shadow: 0px 4px 20px rgba(0, 0, 0, 0.25);
  }

  .mobile-nav-active .navmenu ul {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    opacity: 1;
    transform: translateY(0);
  }
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
}

.section {
  margin-bottom: 40px;
}

.section h2 {
  font-size: 28px;
  margin-bottom: 20px;
}

.section h3 {
  font-size: 22px;
  margin-top: 20px;
  margin-bottom: 10px;
}

.section p, .section ul {
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 20px;
}

.section ul {
  padding-left: 20px;
}

.section ul li {
  margin-bottom: 10px;
}

footer {
  background-color: var(--card-color);
  color: var(--contrast-color);
  padding: 20px 0;
  text-align: center;
}