/* 
  1. Resets, :root, and @font-face 
  2. Global styles
  3. ???
  4. Mobile first media queries
*/

/* 1. Resets, :root, and @font-face  */
*,
*::before,
*::after {
  box-sizing: border-box;
}

/* * {
  outline: 1px solid red;
} */

html {
  scroll-behavior: smooth;
}

blockquote,
figure,
h1,
h2,
h3,
h4,
p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
}

img {
  max-width: 100%;
}

button,
input,
optgroup,
select,
textarea {
  font: inherit;
  margin: 0;
}

:root {
  --white: #fff;
  --dark-gray: #222;
  --text: #333;
  --primary: hsl(146deg 40% 37%);
  --primary-hi-lite: hsl(145deg 70% 35%);
  --primary-dark-1: hsl(146deg 29% 30%);
  --primary-dark-2: hsl(146deg 20% 20%);
  --primary-dark-3: hsl(146deg 15% 15%);
  --primary-muted-1: hsl(146deg 20% 60%);
  --primary-muted-2: hsl(146deg 20% 80%);
  --primary-muted-3: hsl(146deg 15% 94%);
  --accent: hsl(43deg 63% 47%);
  --accent-3: hsl(43deg 75% 55%);
  --accent-5: hsl(43deg 100% 55%);
  --link-hover: hsl(43deg 97% 30%);
  --red: #af0000;
}

/* 2. Global styles */
body {
  margin: 0;
  font-size: 1.125rem;
  color: var(--text);
  font-weight: 400;
  line-height: 1.4;
  background-color: hsl(210, 80%, 96%);
}

/* main {

} */

h1,
h2,
h3 {
  font-optical-sizing: auto;
  line-height: 1.1;
  color: var(--text);
}

::selection {
  color: var(--white);
  background-color: var(--primary-dark-2);
}

/* Header, headings, container */
header {
  padding: 1rem;
  border-bottom: 2px solid var(--primary-muted-3);
}

.logo {
  font-weight: 700;
  font-size: 1.5rem;
}

h1 {
  font-weight: 600;
  margin: 3rem 0 2rem;
}

h2,
h3 {
  font-weight: 600;
}

h3 {
  font-size: 1.5rem;
  margin: 1rem 0 0.75rem;
}

code,
kbd,
pre,
samp {
  font-family: ui-monospace, 'Courier New', Courier, 'Lucida Console', Consolas, Monaco, 'Lucida Sans Typewriter', monospace;
  font-size: 1em;
}

code,
pre {
  font-weight: 600;
  color: #444;
  font-size: 1.125rem;
}

footer {
  background-color: #2d2d3f;
  color: #ffffff;
  text-align: center;
  margin-top: 2rem;
  padding: 2rem 0 1rem;
}
footer h2 {
  margin-bottom: 1rem;
  color: #fff;
}

/*  
code {
  color: #fefefe;
  background-color: #444;
  padding: 0 0.25em;
}
*/

ol,
.primary ul,
.secondary ul {
  padding: 0 0.5rem 0 1rem;
  margin-top: 0.5rem;
}

/* Components */
.wrapper {
  width: 97%;
  margin: 0 auto;
}

.header-flex {
  display: flex;
  justify-content: space-between;
}

.main-nav {
  display: flex;
  list-style: none;
  gap: 0.5rem;
}

.nav-item > a {
  text-decoration: none;
  border: 1px solid transparent;
  padding: 0.25rem 0.5rem;
  transition: border 300ms ease;
}

.nav-item > a:hover {
  border: 1px solid rgb(26, 26, 155);
}

.sub-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  list-style: none;
  margin: 0;
  padding: 0.5rem 0 0.5rem 0.5rem;
  background: #fbfdfe;
  border: 1px solid #d0d7df;
  min-width: 150px;
  z-index: 1000;
}

.sub-nav-item > a {
  text-decoration: none;
  border: 1px solid transparent;
  transition: border 300ms ease;
  padding: 0.25em;

  &:hover {
    border: 1px solid rgb(26, 26, 155);
  }
}

#docs-nav {
  position: relative;
}

#docs-nav.open .sub-nav {
  display: block;
}

.grid-2,
.grid-3,
.grid-4 {
  display: grid;
  gap: 1rem;
  margin-bottom: 1rem;
}

.grid-2 {
  grid-template-columns: 1fr 1fr;
}

.grid-3 {
  grid-template-columns: 1fr 1fr 1fr;
}

.grid-4 {
  grid-template-columns: 1fr 1fr 1fr 1fr;
}

.grid-2>*,
.grid-3>*,
.grid-4>* {
  border: 1px solid #888;
  padding: 1rem;
}

.primary,
.secondary {
  background-color: hsl(210, 80%, 99%);
}

/* Home page form */
.language-form, .frameworks-form {
  display: flex;
  align-items: flex-end;
  gap: 1.5rem;

  padding: 1rem;
  background: hsl(210 40% 99%);
  border-radius: 0.5rem;

  font-size: 1rem;
  border: 1px solid hsl(210, 80%, 50%);
}

fieldset {
  border: 1px solid hsl(210, 80%, 50%);
  border-radius: 0.5em;
  padding: 0.75em;
}

.select {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.check {
  display: flex;
  gap: 0.35rem;
}

.form-group legend,
.primary-lang {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

select {
  padding: 0.35rem 0.5rem;
  font-size: inherit;
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 400;
}

button {
  padding: 0.75rem 1.5rem;
  font-size: inherit;
  cursor: pointer;
  background-color: white;
  border-radius: 0.5em;
  border: 1px solid hsl(210, 80%, 50%);
  transition: background-color 300ms ease, border 300ms ease;

  &:hover {
    background-color: hsl(210, 80%, 90%);
    border: 1px solid transparent
  }
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.red {
  color: red;
}

h3 > code.keywords {
  font-size: 1.25rem;
}

#methods option:first-child {
  font-weight: bold;
  color: #555;
}