@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@400;500;600;700&display=swap');

:root {
  --width: 720px;
  --font-main: Verdana, Geneva, Tahoma, sans-serif;
  --font-secondary: Verdana, Geneva, Tahoma, sans-serif;
  --font-persian: "Vazirmatn", Verdana, Tahoma, sans-serif;
  --font-scale: 1em;
  --background-color: #fff;
  --heading-color: #222;
  --text-color: #444;
  --link-color: #3273dc;
  --visited-color: #8b6fcb;
  --code-background-color: #f2f2f2;
  --code-color: #222;
  --blockquote-color: #222;
}

* {
  box-sizing: border-box;
}

html {
  background-color: var(--background-color);
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-secondary);
  font-size: var(--font-scale);
  margin: auto;
  padding: 20px;
  max-width: var(--width);
  text-align: left;
  background-color: var(--background-color);
  word-wrap: break-word;
  overflow-wrap: break-word;
  line-height: 1.5;
  color: var(--text-color);
}

body > header {
  direction: ltr;
  text-align: left;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-main);
  color: var(--heading-color);
}

[dir="rtl"] h1,
[dir="rtl"] h2,
[dir="rtl"] h3 {
  font-family: var(--font-persian);
}

a {
  color: var(--link-color);
  cursor: pointer;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

nav a {
  margin-right: 8px;
}


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

main {
  line-height: 1.6;
}

hr {
  border: 0;
  border-top: 1px dashed;
}

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

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 1em;
  padding: 2px 4px;
  background-color: var(--code-background-color);
  color: var(--code-color);
  border-radius: 3px;
  direction: ltr;
  unicode-bidi: isolate;
}

blockquote {
  border-left: 1px solid #999;
  color: var(--blockquote-color);
  padding-left: 20px;
  font-style: italic;
}

[dir="rtl"] blockquote {
  border-left: none;
  border-right: 1px solid #999;
  padding-left: 0;
  padding-right: 20px;
}

footer {
  padding: 25px 0;
  text-align: center;
  color: var(--text-color);
  font-size: 0.9em;
}

/* Header / title — Bear Blog .title h1 */
.title {
  color: inherit;
  text-decoration: none;
}

.title:hover {
  text-decoration: none;
}

.title h1 {
  margin-block: 0;
  font-size: 1.5em;
  font-weight: 700;
  color: var(--heading-color);
  font-family: var(--font-main);
}

nav {
  margin-block: 0.5em 1em;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 8px;
}

.skip-link:focus {
  left: 8px;
  z-index: 10;
  padding: 8px 12px;
  background: #fff;
  border: 1px solid #ccc;
}

/* Home */
.home-links {
  list-style-type: disc;
  padding-left: 1.25rem;
}


.home-links li {
  margin: 0.15rem 0;
}

/* Blog post list — Bear Blog ul.blog-posts */
ul.blog-posts {
  list-style-type: none;
  padding: unset;
  margin: 0;
}

ul.blog-posts li {
  display: flex;
  gap: 0;
  align-items: baseline;
  padding: 0.1em 0;
}

ul.blog-posts li span {
  flex: 0 0 130px;
  color: var(--heading-color);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

ul.blog-posts li a:visited {
  color: var(--visited-color);
}

.blog ul.blog-posts {
  direction: ltr;
  text-align: left;
}

.blog ul.blog-posts a {
  font-family: var(--font-persian);
  unicode-bidi: isolate;
}

.blog ul.blog-posts a bdi {
  unicode-bidi: isolate;
}

/* Posts — bidirectional RTL with Persian + English */
.article-header h1 {
  font-size: 1.5em;
  margin-bottom: 0.3rem;
  line-height: 1.35;
}

.article-date {
  margin: 0.3rem 0 1.25rem;
  color: var(--text-color);
  font-size: 0.95em;
}

.prose {
  line-height: 1.75;
}

article[dir="rtl"],
.prose[dir="rtl"] {
  direction: rtl;
  text-align: right;
  unicode-bidi: isolate;
  font-family: var(--font-persian);
}

.prose[dir="rtl"] {
  line-height: 2;
}

/* Let the Unicode Bidi Algorithm handle mixed FA/EN inline text */
.prose p,
.prose li,
.prose h2,
.prose h3 {
  unicode-bidi: plaintext;
}

.prose > * {
  margin-block: 0 1.25em;
}

.prose h2 {
  margin-top: 1.75em;
  font-size: 1.25em;
}

.prose h3 {
  margin-top: 1.5em;
  font-size: 1.1em;
}

.prose ul,
.prose ol {
  padding-inline-start: 1.5rem;
}

.prose img {
  display: block;
}

.prose bdi,
.prose [lang="en"],
.prose [dir="ltr"] {
  unicode-bidi: isolate;
}

.prose pre,
.highlight,
.code {
  direction: ltr;
  text-align: left;
  unicode-bidi: isolate;
  padding: 12px 16px;
  background-color: var(--code-background-color);
  color: var(--code-color);
  border-radius: 3px;
  margin-block-start: 1em;
  margin-block-end: 1em;
  overflow-x: auto;
  font-size: 1.05rem;
  line-height: 1.6;
}

.prose pre code {
  direction: ltr;
  background: transparent;
  padding: 0;
  font-size: inherit;
}

.empty-state {
  color: var(--text-color);
}

@media (max-width: 540px) {
  body {
    padding: 16px;
  }

  ul.blog-posts li span {
    flex: 0 0 110px;
  }
}