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

body {
  background: #000814;
  color: #BDD9F2;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans',
    'Helvetica Neue', sans-serif;
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  line-height: 1.6;
}


h1,
h2,
h3 {
  text-align: center;
  letter-spacing: 0.5px;
}

h1 {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  margin-bottom: 0.8rem;
}

h2 {
  font-size: clamp(1.7rem, 3vw, 2.6rem);
  margin-bottom: 1rem;
}

h3 {
  font-size: clamp(1.3rem, 2.5vw, 2rem);
  margin-bottom: 1rem;
}

p,
li,
a {
  line-height: 1.7;
  letter-spacing: 0.2px;

}



a {
  color: #BDD9F2;
  text-decoration: none;
  transition: color .2s ease;
}

a:hover {
  color: #00aff0;
}



header {
  background: #000814;
  border-bottom: 1px solid #00aff0;
  position: sticky;
  top: 0;
  z-index: 1000;
}



nav {
  max-width: 1200px;
  margin: auto;
  padding: 0.8rem 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;

}

nav>a {
  color: #00aff0;
  font-weight: bold;
  font-size: clamp(1.2rem, 2vw, 1.8rem);
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}

nav ul li a {
  font-weight: 500;
  opacity: 0.9;
  transition: opacity .2s ease;
}

nav ul li a:hover {
  opacity: 1;
}

#menu-toggle {
  display: none;
}

.menu-btn {
  font-size: 2rem;
  color: #00aff0;
  cursor: pointer;
  display: none;
  user-select: none;
  padding: 0.3rem;
}


pre {
  background: #3079D9;
  color: #000814;
  padding: 1.2rem;
  border-radius: 14px;
  overflow-x: auto;
  margin: 1.2rem 0;
  line-height: 1.6;
}

code {
  white-space: pre-wrap;
  word-break: break-word;
  font-size: .90rem;
  font-weight: 700;
}

#started .logo-style {
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: 800;
  letter-spacing: -1.5px;
  color: #00aff0;
  margin-top: 2rem;
}

.logo-style span {
  color: #e4e0e0;
  margin-left: 1px;
}

#started {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 60vh;
  text-align: center;
}

#started p {
  max-width: 600px;
  margin: 1.5rem auto 0;
  color: #BDD9F2;
  opacity: 0.8;
}

@media (max-width: 768px) {
  .menu-btn {
    display: block;
  }

  nav ul {
    display: flex;
    flex-direction: column;
    background: #000814;
    position: absolute;
    top: 100%;
    right: 0;
    width: 70%;
    padding: 1.2rem;
    gap: 1.2rem;
    border-left: 1px solid #00aff0;
    border-bottom: 1px solid #00aff0;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    height: calc(100vh - 60px);
  }

  #menu-toggle:checked+.menu-btn+ul {
    transform: translateX(0);
  }

  pre {
    padding: 0.8rem;
    margin: 1rem 0.4rem;
  }

  code {
    line-height: 1.4;
    font-size: .65rem;
    white-space: pre-wrap;
    word-break: break-word;
  }


}

main {
  max-width: 900px;
  margin: auto;
  padding: 2rem 1rem;
}

section {
  margin-bottom: 4rem;
  padding-bottom: 2rem;
}

section > p {
 margin: 1.3rem
}

footer {
  text-align: center;
  padding: 2rem;
  margin-top: 3rem;
  border-top: 1px solid #00aff0;
}

footer a {
  color: #00aff0;
  font-weight: bold;
}