@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100..900;1,100..900&display=swap');

:root {
  --header-height: 4rem;

  
  --color-bg: #0b0c10;
  --color-purple: #8a2be2;
  --color-blue: #00d9ff;
  --color-orange: #ff6a00;
  --color-text-main: #e0e0e0;
  --color-text-secondary: #a1a1a1;

  --color-panel: rgba(255, 255, 255, 0.1);
  --body-font: "Montserrat", sans-serif;
  --normal-font-size: 1.05rem;
  --font-regular: 400;
  --font-semi-bold: 700;
  --z-tooltip: 15;
  --z-fixed: 110;
}

@media screen and (min-width: 1024px){
  :root {
    --normal-font-size: 1.1rem;
  }
}

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

ul {
  list-style: none;
}

a {
  text-decoration: none;
  color: var(--color-blue);
}

a:hover {
  color: var(--color-blue);
  text-shadow: 0 0 5px var(--color-blue);
}

body {
  background-color: var(--color-bg);
  color: var(--color-text-main);
  font-family: var(--body-font);
  font-size: var(--normal-font-size);
}

.container {
  margin-inline: 2rem;
  max-width: 1040px;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-fixed);
  background-color: var(--color-bg);
  box-shadow: 0 3px 12px rgba(0, 217, 255, 0.2);
}

.nav {
  height: var(--header-height);
}

.nav-data {
  display: flex;
  height: 100%;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  column-gap: .4rem;
  font-weight: var(--font-semi-bold);
  color: var(--color-purple);
}



.nav-toggle {
  background-color: var(--color-bg);
  width: 36px;
  height: 36px;
  position: relative;
}

.nav-burger,
.nav-close {
  position: absolute;
  inset: 0;
  margin: auto;
  font-size: 1.5rem;
  width: max-content;
  height: max-content;
  transition: opacity .2s, transform .4s;
  cursor: pointer;
  color: var(--color-blue);
}

.nav-close {
  opacity: 0;
}

.nav-link {
  padding: 1.5rem 1.25rem;
  background-color: var(--color-bg);
  color: var(--color-text-main);
  font-weight: var(--font-semi-bold);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background-color .25s ease-in-out;
}

.nav-link:hover {
  background-color: var(--color-panel);
}

.dropdown-item {
  cursor: pointer;
}

.dropdown-link {
  padding: 1.5rem 1.5rem 1.5rem 2.25rem;
  background-color: var(--color-bg);
  color: var(--color-text-main);
  display: flex;
  align-items: center;
  column-gap: .75rem;
  font-weight: var(--font-semi-bold);
}

.dropdown-link i {
  font-size: 1.3rem;
}

.dropdown-arrow {
  transition: transform .3s;
  font-size: 1.3rem;
  color: var(--color-blue);
}

.dropdown-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height .5s ease;
}

.dropdown-item:hover .dropdown-menu {
  max-height: 900px;
}

.dropdown-item:hover .dropdown-arrow {
  transform: rotate(180deg);
}



.show-icon .nav-burger {
  transform: rotate(90deg);
  opacity: 0;
}

.show-icon .nav-close {
  transform: rotate(90deg);
  opacity: 1;
}

.main {
  padding: 11rem 2rem;
  display: grid;
  gap: 2rem;
}



@media screen and (max-width: 1118px) {
  .nav-menu {
    
    position: absolute;
    top: 3rem;
    left: 0;
    width: 100%;
    height: calc(100vh - 4rem);
    pointer-events: none;
    opacity: 0;
    overflow: auto;
    z-index:1000;
    transition: top .4s ease, opacity .3s ease;
    
  }
.show-menu {
  top: 4rem;
  opacity: 1;
  pointer-events: initial;
}
  .nav-menu::-webkit-scrollbar {
    width: 0;
  }

  .nav-list {
    background-color: var(--color-bg);
    padding-top: 1.5rem;
  }
}

@media screen and (max-width: 340px) {
  .container {
    margin-inline: 1rem;
  }

  .nav-link {
    padding-inline: .75rem;
  }
}

@media screen and (min-width: 1118px) {
  .container {
    margin-inline: auto;
  }

  .nav {
    height: calc(var(--header-height) + 1.5rem);
    display: flex;
    justify-content: space-between;
  }

  .nav-toggle {
    display: none;
  }

  .nav-list {
    display: flex;
    column-gap: 2.5rem;
    height: 100%;
  }

  .nav-link {
    padding: 0;
    height: 100%;
    justify-content: initial;
    column-gap: .5rem;
  }

  .nav-link:hover {
    background-color: transparent;
    color: var(--color-blue);
  }

  .dropdown-item,
  .dropdown-subitem {
    position: relative;
  }

  .dropdown-menu,
  .dropdown-submenu {
    max-height: none;
    overflow: visible;
    position: absolute;
    top: 6rem;
    left: 0;
    opacity: 0;
    pointer-events: none;
    transition: opacity .3s, top .3s;
  }

  .dropdown-submenu {
    top: .75rem;
    left: 100%;
  }

  .dropdown-link,
  .dropdown-sublink {
    padding-inline: 1.25rem 2.25rem;
  }

  .dropdown-subitem .dropdown-link {
    padding-inline: 1.0rem;
  }

  .dropdown-item:hover .dropdown-menu {
    top: 4.75rem;
    opacity: 1;
    pointer-events: initial;
  }
}

.hero-background {
  background-image: url('/assets/images/alien.avif');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: 100%;
  z-index: -1;
}

.main-content-class {
  padding-block: 10rem;
}

.content-section {
  height: 60vh;
  background-color: rgba(11, 12, 16, 0.85);
  padding: 2rem;
  position: relative;
  z-index: 1;
  border-left: 5px solid var(--color-purple);
  border-right: 5px solid var(--color-purple);
}

.content-section h2 {
  color: var(--color-purple);
}

.content-section p {
  color: var(--color-text-secondary);
}

.spacer-section {
  height: 40vh;
  background: transparent;
}

.footer {
  background-color: var(--color-bg);
  color: var(--color-text-secondary);
  padding: 15px;
  text-align: center;
  width: 100%;
  position: relative;
  bottom: 0;
}