/*
 *  phosphor — terminal, retro, minimal
 */

@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400;
  font-display: optional;
  src: url("/fonts/JetBrainsMono-Regular.woff2") format("woff2");
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: italic;
  font-weight: 400;
  font-display: optional;
  src: url("/fonts/JetBrainsMono-Italic.woff2") format("woff2");
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 600;
  font-display: optional;
  src: url("/fonts/JetBrainsMono-SemiBold.woff2") format("woff2");
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: italic;
  font-weight: 600;
  font-display: optional;
  src: url("/fonts/JetBrainsMono-SemiBoldItalic.woff2") format("woff2");
}

@keyframes wave {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

:root {
  --width: 80ch;
  --font-body: system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "Cascadia Code", "Fira Code", Menlo, Consolas, monospace;

  --bg:            #0f0f0f;
  --bg-surface:    #181818;
  --bg-elevated:   #222222;
  --border:        #2a2a2a;

  --text:          #e0e0e0;
  --text-muted:    #777777;
  --text-dim:      #444444;

  --accent:        #f26d78;
  --accent-dim:    #b8505a;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

::selection {
  background: var(--accent);
  color: var(--bg);
}

body {
  font-family: var(--font-body);
  font-size: 1em;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  max-width: var(--width);
  margin: 0 auto;
  padding: 1.25rem 1.25rem 3rem;
  overflow-wrap: break-word;
}

/* ---- headings ---- */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-mono);
  color: var(--accent);
  font-weight: 600;
  margin: 1.5rem 0 0.5rem;
  text-wrap: balance;
}

h1 { font-size: 1.35em; }
h2 { font-size: 1.15em; }
h3 { font-size: 1em; }

main > :first-child,
article > :first-child,
article header > :first-child,
blockquote > :first-child {
  margin-top: 0;
}

/* ---- links ---- */

a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 0.125rem;
}
a:hover {
  color: var(--text);
}
a:visited {
  color: var(--accent-dim);
}

/* ---- layout ---- */

main {
  margin-top: 1.5rem;
  margin-bottom: 1.25rem;
  padding: 1.5rem;
  background: var(--bg-surface);
  border: 1px solid #2c2c2e;
  line-height: 1.6;
  font-size: 0.95em;
}

main p {
  text-wrap: pretty;
  margin: 0.75rem 0;
}

main ul,
main ol {
  padding-left: 1.5em;
  margin: 0.75rem 0;
}

main ul {
  list-style-type: "› ";
}

main li {
  margin-bottom: 0.25rem;
}

nav {
  margin-top: 0.75rem;
}

nav a {
  font-family: var(--font-mono);
  font-size: 0.85em;
  color: var(--text-muted);
  margin-right: 0.625rem;
  text-decoration: underline;
}

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

footer {
  padding: 1rem 0;
  text-align: center;
  font-size: 0.85em;
  color: var(--text-muted);
}

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

hr {
  border: 0;
  border-top: 1px solid var(--border);
}

img {
  max-width: 100%;
}

/* ---- site title ---- */

.title h1 {
  font-family: var(--font-mono);
  font-size: 1.5em;
  font-weight: 600;
  margin: 0;
}

.title h1 a {
  display: inline-block;
  color: var(--bg);
  background: linear-gradient(90deg, var(--accent), var(--accent-dim), var(--accent));
  background-size: 300% 100%;
  padding: 0.25rem 0.875rem;
  text-decoration: none;
  animation: wave 3s ease-in-out infinite;
}
.title h1 a:hover {
  opacity: 0.85;
}

/* ---- about ---- */

.about {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.about p {
  color: var(--text);
}

/* ---- blog post list ---- */

ul.blog-posts {
  list-style-type: none;
  padding: unset;
}

ul.blog-posts li {
  margin-bottom: 0.875rem;
}

ul.blog-posts li:last-child {
  margin-bottom: 0;
}

ul.blog-posts li a {
  text-decoration: none;
}

ul.blog-posts li a:hover {
  text-decoration: underline;
}

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

ul.blog-posts li time {
  font-family: var(--font-mono);
  font-size: 0.72em;
  color: var(--accent);
  margin-right: 0.5rem;
  font-style: normal;
}

/* ---- post article ---- */

article header {
  margin-bottom: 1rem;
}

article header time {
  font-family: var(--font-mono);
  font-size: 0.8em;
  color: var(--text-muted);
  display: block;
  margin-top: 0.25rem;
}

/* ---- code ---- */

code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  padding: 0.25rem 0.5rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text);
}

pre {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-top: 2px solid var(--accent);
  padding: 1rem 1.25rem;
  overflow-x: auto;
  margin: 1.25rem 0;
}

pre code {
  background: none;
  border: none;
  padding: 0;
  color: var(--text);
  font-size: 0.85em;
}

/* ---- blockquote ---- */

blockquote {
  border-left: 3px solid var(--accent);
  background: var(--bg-elevated);
  color: var(--text-muted);
  padding: 0.75rem 1rem;
  font-style: italic;
  margin: 1.25rem 0;
}

/* ---- table ---- */

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.25rem 0;
  font-size: 0.9em;
}

th, td {
  border: 1px solid var(--border);
  padding: 0.5rem 0.75rem;
  text-align: left;
}

th {
  font-family: var(--font-mono);
  color: var(--accent);
  background: var(--bg-elevated);
  font-weight: 600;
}

/* ---- responsive ---- */

@media (max-width: 767px) {
  main {
    padding: 1.125rem;
    margin-top: 1.125rem;
    margin-bottom: 0.625rem;
  }

  body {
    padding: 0.875rem 0.75rem 2.25rem;
  }

  .title h1 {
    font-size: 1.15em;
  }
}