:root {
    color-scheme: light;
}

/* Theme variables */
:root {
    --bg-color: var(--bg-light);
    --text-color: var(--text-light);
    --accent-color: var(--accent-light);
    --border-color: var(--border-light);
    --accent-bg-color: var(--accent-bg-light);
}

html[data-theme="dark"] {
    --bg-color: var(--bg-dark);
    --text-color: var(--text-dark);
    --accent-color: var(--accent-dark);
    --border-color: var(--border-dark);
    --accent-bg-color: var(--accent-bg-dark);
    color-scheme: dark;
}

html[data-theme="light"] {
    color-scheme: light;
}

@media (prefers-color-scheme: dark) {
    html[data-theme="auto"] {
        --bg-color: var(--bg-dark);
        --text-color: var(--text-dark);
        --accent-color: var(--accent-dark);
        --border-color: var(--border-dark);
        --accent-bg-color: var(--accent-bg-dark);
        color-scheme: dark;
    }
}

* {
    box-sizing: border-box;
}

html, body {
    height: 100%;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    background: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-stack, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif);
    font-size: 1.15rem;
    margin: 0;
    padding: 0 1rem;
    line-height: 1.6;
}

header {
    display: block;
    width: 100%;
    max-width: 60rem;
    margin: 0 auto;
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}

main,
footer {
    flex: 1;
    display: block;
    width: 100%;
    max-width: 45rem;
    margin: 0 auto;
}

footer {
    text-align: center;
    font-size: 1rem;
    margin-top: 4rem;
    border-top: 1px solid var(--border-color);
}

header, footer,
main h1 {
    margin-bottom: 2rem;
}

/* Format headers */
h1 {
  font-size: 3rem;
  margin-top: 0;
}

header h1 {
  margin-top: 0.5rem;
}

h2 {
  font-size: 2.4rem;
  margin-top: 3rem;
}

h3 {
  font-size: 2rem;
  margin-top: 3rem;
}

h4 {
  font-size: 1.44rem;
}

h5 {
  font-size: 1.15rem;
}

h6 {
  font-size: 0.96rem;
}

h1,h2,h3,h4,h5,h6 {
    margin-bottom: 1rem;
    overflow-wrap: break-word;
}

h1, h2, h3 {
  line-height: 1.1;
}

/* Reduce header size on mobile */
@media only screen and (max-width: 720px) {
  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2.1rem;
  }

  h3 {
    font-size: 1.75rem;
  }

  h4 {
    font-size: 1.25rem;
  }
}

p {
    margin: 1.5rem 0;
}

p.post-date {
  margin: -1.5rem 0 2rem 0;
  font-size: 1rem;
}

a {
    color: var(--accent-color);
}

a:hover {
    text-decoration: none;
}

.site-nav ul {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.site-nav li {
    display: inline-block;
    margin-right: 1rem;
}

.site-nav li:last-child {
    margin-right: 0;
}

.site-nav a {
    color: inherit;
    text-decoration: none;
}

.site-nav a:hover,
.site-nav a.current {
    color: var(--accent-color);
    text-decoration: underline;
}

nav.pagination {
    margin: 4rem 0 2rem 0;
    display: flex;
    justify-content: space-between;
}

article {
    margin-bottom: 2rem;
}

/** Format archive view **/
p.post-archive-view {
  font-size: 1.25rem;
  margin-bottom: -1rem;
}

p.post-archive-view time {
  padding-right: 2rem;
}

/** Format excerpt view **/
.excerpt-view,
.tag-item {
  margin-bottom: 4rem;
}

.excerpt-view h2,
.tag-item h2 {
  font-size: 1.8rem;
  margin: 0 0 -1rem 0;
}

.excerpt-view p,
.tag-item p {
  font-size: 1rem;
}

/** Format full post view **/
.full-post-view {
  margin-bottom: 4rem;
}

.full-post-view hr {
  border-color: var(--border-color);
  margin-top: 4rem;
  max-width: 70%;
}

.notice {
    background-color: var(--accent-bg-color);
    border: 1px solid var(--border-color);
    padding: 1rem;
    border-radius: 5px;
    margin: 1.5rem 0;
}

p.tagline {
    margin: -1rem 0 1.5rem 0;
}

.site-search-form {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin: 1.5rem 0 2rem;
}

.site-search-form input[type="search"] {
    flex: 1 1 16rem;
    max-width: none;
    margin-bottom: 0;
}

.site-search-form button {
    flex: 0 0 auto;
    width: auto;
    max-width: none;
    padding: 0.75rem 1rem;
}

@media (max-width: 600px) {
    .site-search-form {
        display: block;
    }

    .site-search-form button {
        width: 100%;
    }
}

input, textarea, select {
    font: inherit;
    padding: 0.5rem;
    width: 100%;
    max-width: 400px;
}

textarea {
    max-width: 100%;
}

button, a.button {
    cursor: pointer;
    background: var(--accent-color);
    color: var(--bg-color);
    border: none;
    width: auto;
    border-radius: 5px;
    padding: 0.5rem 0.75rem;
    font-family: inherit;
    font-size: inherit;
    text-decoration: none;
}

button:hover, a.button:hover {
    background-color: var(--text-color);   
}

figure {
    margin: 0;
}

figcaption,
img+em {
    display: block;
    font-style: normal;
    text-align: center;
    font-size: 1rem;
    margin-top: -2.5rem;
}

main img,
main video {
    max-width: 100%;
    border-radius: 5px;
    margin: 1.5rem 0;
}

pre {
    background: var(--accent-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    margin: 2rem 0;
    padding: 1rem;
}

pre code {
    text-wrap: auto;
    border: none;
    padding: 0;
}

code {
    border: 1px solid var(--border-color);
    border-radius: 5px;
    background: var(--accent-bg-color);
    padding: 0.1rem 0.25rem;
    font-size: 1rem;
}

kbd {
    font-size: 1rem;
    background: var(--accent-bg-color);
    border: 1px solid var(--text-color);
    border-bottom: 3px solid var(--text-color);
    border-radius: 5px;
    padding: 0.25rem;
}

blockquote {
    border-left: 3px solid var(--accent-color);
    padding-left: 1rem;
    margin: 2.5rem 0 2.5rem 2.5rem;
    font-style: italic;
}

blockquote p {
    opacity: 0.8;
}

cite {
    font-size: 0.9rem;
}

details {
  padding: 0.7rem 1rem;
  margin: 2rem 0;
  background: var(--accent-bg-color);
  border: 1px solid var(--border-color);
  border-radius: 5px;
}

summary {
  cursor: pointer;
  font-weight: bold;
  padding: 0.7rem 1rem;
  margin: -0.7rem -1rem;
  word-break: break-all;
}

details[open] > summary + * {
  margin-top: 0;
}

details[open] > summary {
  margin-bottom: 0.5rem;
}

details[open] > :last-child {
  margin-bottom: 0;
}

/* Format tables */
table {
  border-collapse: collapse;
  margin: 1.5rem 0;
}

figure > table {
  width: max-content;
  margin: 0;
}

td,
th {
  border: 1px solid var(--border-color);
  text-align: start;
  padding: 0.5rem;
}

th {
  background-color: var(--accent-bg-color);
  font-weight: bold;
}

tr:nth-child(even) {
  background-color: var(--accent-bg-color);
}

/* Format forms */
textarea,
select,
input {
  font-size: inherit;
  font-family: inherit;
  padding: 0.5em;
  margin-bottom: 0.5rem;
  border-radius: 5px;
  box-shadow: none;
  max-width: 100%;
  display: inline-block;
}

textarea,
select,
input {
  color: var(--text-color);
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
}

label {
  display: block;
}

textarea:not([cols]) {
  width: 100%;
}

/* checkbox and radio button style */
input[type="checkbox"],
input[type="radio"] {
  vertical-align: middle;
  position: relative;
  width: min-content;
}

input[type="checkbox"] + label,
input[type="radio"] + label {
  display: inline-block;
}

input[type="radio"] {
  border-radius: 100%;
}

input[type="checkbox"]:checked,
input[type="radio"]:checked {
  background-color: var(--accent-color);
}

input[type="checkbox"]:checked::after {
  /* Creates a rectangle with colored right and bottom borders which is rotated to look like a check mark */
  content: " ";
  width: 0.2em;
  height: 0.4em;
  border-radius: 0;
  position: absolute;
  top: 0.04em;
  left: 0.18em;
  background-color: transparent;
  border-right: solid var(--bg) 0.08em;
  border-bottom: solid var(--bg) 0.08em;
  font-size: 1.8em;
  transform: rotate(45deg);
}

input[type="radio"]:checked::after {
  /* creates a colored circle for the checked radio button  */
  content: " ";
  width: 0.3em;
  height: 0.3em;
  border-radius: 100%;
  position: absolute;
  top: 0.125em;
  background-color: var(--bg-color);
  left: 0.125em;
  font-size: 1.8em;
}

/* Makes input fields wider on smaller screens */
@media only screen and (max-width: 720px) {
  textarea,
  select,
  input {
    width: 100%;
  }
}

/* Set a height for color input */
input[type="color"] {
  height: 2.5rem;
  padding:  0.2rem;
}

/* do not show border around file selector button */
input[type="file"] {
  border: 0;
}

.button[aria-disabled="true"], 
input:disabled,
textarea:disabled,
select:disabled,
button[disabled] {
  cursor: not-allowed;
  opacity: 0.5;
}

.button[aria-disabled="true"]:hover, 
button[disabled]:hover,
button:disabled:hover {
    background: var(--accent-color);
}

.icon {
  position: relative;
  top: 0.1em;
  padding-right: .25rem;
  display: inline-block;
  width: 1em;
  height: 1em;
  stroke-width: 0;
  stroke: currentColor;
  fill: currentColor;
  margin: 0;
}

.hidden {
  display: none;
}