/* === Core Layout === */
html, body {
  margin: 0;
  padding: 0;
  font-family: source-serif-pro, Georgia, Cambria, "Times New Roman", Times, serif;
  background-color: #1e1f22;
  color: #d9d9d9;
  line-height: 1.6;
  font-size: 21px;
  text-align: center;
}

/* Center content area */
body {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 20px;
  text-align: left;
  overflow-x: hidden;
}

/* === Logo === */
.logo {
  text-align: center;
  margin-top: 20px;
  margin-bottom: 10px;
}
.logo img {
  max-width: 512px;
  width: 80%;
  height: auto;
  display: inline-block;
  background: none;
  border: none;
  box-shadow: none;
}

/* === Top Navigation === */
.topbar {
  text-align: center;
  margin-bottom: 30px;
}
.topbar a {
  color: #82aaff;
  text-decoration: none;
  transition: color 0.2s ease;
}
.topbar a:hover {
  color: #ffb454;
}
.topbar .sep {
  color: #555;
  margin: 0 8px;
}

/* === Headings === */
h1, h2, h3, h4 {
  color: #82aaff; /* unified cyan accent */
  font-weight: 600;
  margin-top: 2.2em;
  margin-bottom: 0.6em;
}
h1 {
  color: #78dce8; /* cool cyan for logo harmony */
  text-align: center;
  margin-top: 0.5em;
}

/* === Paragraphs & Links === */
p {
  margin: 0.8em 0;
}
a {
  color: #82aaff;
  text-decoration: none;
}
a:hover {
  color: #ffb454;
  text-decoration: underline;
}

/* === Responsive Images === */
img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1em auto;
  border-radius: 6px;
}
figure img {
  display: block;
  margin: 0 auto;
}
figcaption {
  font-size: 0.8em;
  color: #aaa;
  text-align: center;
  margin-top: 0.3em;
}

/* === Inline Code === */
code {
  background: #2b2d31;
  color: #ffd866;
  padding: 0.15em 0.35em;
  border-radius: 4px;
  font-size: 0.7em;
  font-family: "JetBrains Mono", "Fira Code", monospace;
}

/* === Code Blocks === */
pre.sourceCode {
  background: #2b2d31;
  border-radius: 6px;
  padding: 1em;
  overflow-x: auto;
  margin: 0.7m 0;
  font-family: "JetBrains Mono", "Fira Code", monospace;
}

/* Monokai-style syntax colors */
.sourceCode .kw  { color: #ff6188; }   /* keyword */
.sourceCode .co  { color: #727072; }   /* comment */
.sourceCode .st  { color: #a9dc76; }   /* string */
.sourceCode .va  { color: #78dce8; }   /* variable */
.sourceCode .fu  { color: #ffd866; }   /* function */
.sourceCode .op  { color: #ffb454; }   /* operator */
.sourceCode .bu  { color: #82aaff; }   /* built-in */

/* === Blockquotes === */
blockquote {
  border-left: 3px solid #82aaff;
  padding-left: 1em;
  margin: 1.2em 0;
  color: #c0c0c0;
  background: #232428;
  border-radius: 4px;
  font-size: 18px;
}

/* === Lists === */
ul, ol {
  padding-left: 1.6em;
}
ul li, ol li {
  margin-bottom: 0.3em;
}

/* === Tables === */
table {
  border-collapse: collapse;
  width: 100%;
  margin: 1.2em 0;
  font-size: 0.95em;
}
th, td {
  border: 1px solid #2b2d31;
  padding: 0.6em 0.8em;
}
th {
  background: #2b2d31;
  color: #ffb454;
  text-align: left;
}
tr:nth-child(even) td {
  background: #232428;
}

/* === Horizontal Rules === */
hr {
  border: none;
  border-top: 1px solid #2b2d31;
  margin: 2em 0;
}

/* === Footer === */
.footer {
  text-align: center;
  font-size: 13px;
  color: #888;
  margin-top: 3em;
}
.footer a {
  color: #82aaff;
}
.footer a:hover {
  color: #ffb454;
}