/* ===== Colour Palette ===== */
:root {
  --background: #252a32;
  --accent: #75bfff;
  --text-primary: #e4eaf1;
  --text-body: #c6d0dc;
}

/* ===== Global ===== */

* {
  box-sizing: border-box;
}

/* ===== Layout ===== */

.layout {
  display: flex;
}

/* ===== Topbar ===== */

.topbar {
  display: flex;
  background-color: #373c43;
  height: 56px;
  padding: 0px 20px;
  border: 1px solid #4a5460;
  align-items: center;
}
/* ===== Topbar Elements ===== */
.nav-btn {
  display: flex;
  align-self: stretch;
  align-items: center;
  padding: 0px 20px;
  border-right: 1px solid #4a5460;
}
.nav-btn:first-child {
  padding-left: 0px;
}

/* ===== Sidebar ===== */

.sidebar {
  height: 100vh;
  width: 240px;
  background-color: #3a424c;
  padding: 8px;
  position: sticky;
  top: 0;
  text-align: center;
  overflow-y: auto;
}
.sidebar h2 {
  font-size: 24px;
  color: var(--text-primary);
  padding: 0px;
  margin-top: 16px;
  margin-bottom: 16px;
}
.sidebar ul {
  list-style: none;
  padding: 0px;
  margin: 0;
}
.sidebar li {
  border: 1px solid #4a5460;
  background-color: #2f353d;
  border-radius: 12px;
  padding: 4px;
  margin-bottom: 10px;
}

/* ===== Searchbar ===== */

#searchBar {
  width: 100%;
  padding: 8px;
  border: 2px solid #4a5460;
  border-radius: 18px;
  background-color: #323840;
  color: var(--text-body);
  font-family: "Inter", sans-serif;
  font-size: 14px;
  outline: none;
  margin-top: 6px;
  text-align: left;
}
#searchBar:focus {
  border-color: var(--accent);
  background-color: #2a3038;
}
body {
  padding: 0px;
  margin: 0;
  background-color: var(--background);
  color: var(--text-body);
  font-family: "Inter", sans-serif;
  line-height: 1.6;
}

/* ===== Main ===== */

.main {
  flex: 1;
  padding: 25px;
  max-width: 75ch;
  text-align: left;
}
hr {
  margin-bottom: 24px;
  margin-top: 24px;
}
a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--text-primary);
}

/* ===== Headings ===== */

h1,
h2,
h3 {
  font-family: "Roboto", sans-serif;
  line-height: 1.4;
}

h1 {
  margin-bottom: 22px;
  color: var(--text-primary);
  font-size: 30px;
}

h2 {
  margin-top: 0;
  margin-bottom: 12px;
  color: var(--accent);
  font-size: 24px;
}

h3 {
  margin-top: 24px;
  margin-bottom: 10px;
  color: var(--text-primary);
  font-size: 20px;
}

/* ===== Paragraphs and Lists ===== */

p {
  margin-bottom: 14px;
}

b,
strong {
  color: var(--accent);
}

ul,
ol {
  padding-left: 24px;
}

li {
  margin-bottom: 12px;
}
/* ===== Responsive Layout ===== */
@media (max-width: 760px) {
  .layout {
    flex-direction: column;
  }
  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
  }
}