:root {
  --primary-color: #1a2329;
  --secondary-color: #19e3e3;
  --background-color: #eafcfc;
  --card-color: #ffffff;
  --text-color: #1a2329;
  --border-color: #52636b;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: var(--background-color);
  color: var(--text-color);
  font-family: "Inter", sans-serif;
}

.site-header {
    background-color: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 0 0;
}


.site-brand {
  flex: 0 0 auto;
}

.site-logo {
    display: block;
    width: 220px;
    max-width: 30vw;
    height: auto;
}

.site-nav {
    display: flex;
    align-self: stretch;
    align-items: stretch;
    gap: 0;
    margin-left: auto;
    border-right: 2px solid rgba(25, 227, 227, 0.45);
}

.site-nav a {
    display: flex;
    padding: 0 1rem;
    text-decoration: none;
    font-weight: bold;
    align-items: center;
    background-color: #243139;
    color: white;
    border-left: 2px solid rgba(25, 227, 227, 0.45);
    border-top: 2px solid rgba(25, 227, 227, 0.45);
    border-bottom: 2px solid rgba(25, 227, 227, 0.45);
}

.site-nav a:hover,
.site-nav a:focus {
    color: #bde0fe;
    text-decoration: underline;
    background-color: rgba(25, 227, 227, 0.12);
}


.site-footer {
  padding: 2rem 1rem;
  text-align: center;
  background-color: var(--border-color);
  color: white;
}

.site-footer a {
  color: #93c5fd;
}

/* ID selector */
#home {
  background-color: rgb(255 255 255 / 60%);
  border-radius: 1rem;
  color: var(--primary-color);
}

.btn-primary {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: var(--primary-color);
}

.btn-primary:hover {
    background-color: #12bcbc;
    border-color: #12bcbc;
    color: var(--primary-color);
}

.card {
    background-color: var(--card-color);
    border: none;
    border-radius: 1rem;
}

img {
  max-width: 100%;
  height: auto;
}

@media (max-width: 768px) {

  .site-header {
    flex-wrap: wrap;
  }


  .site-nav {
    width: 100%;
    margin-left: 0;
    align-self: auto;
    flex-direction: column;
    gap: 0.75rem;
  }
}