/* SheatBlog - CSS is MIT */

:root {
  --bg: #121214;
  --panel: #18161a;
  --ink: #f3edf1;
  --muted-ink: #b9afb6;
  --line: #2a242a;
  --accent: #d28f9c;
  --accent-strong: #d77f92;
  --code-bg: #1a171c;
  --kbd-bg: #201b21;
  --table-stripe: #16151a;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", "Helvetica Neue", Arial, "Liberation Sans", sans-serif;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
svg,
video,
canvas {
  max-width: 100%;
  height: auto;
}

/* Layout */
header,
main,
footer {
  width: 100%;
}

main {
  max-width: 70ch;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

header {
  border-top: 4px solid var(--accent);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(to bottom, rgba(178,58,93,0.06), rgba(178,58,93,0) 8rem);
}

header hgroup {
  max-width: 70ch;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
}

header h1 {
  margin: 0;
  font-size: 1.75rem;
  line-height: 1.2;
  letter-spacing: 0.01em;
}

header h1 a {
  color: var(--ink);
  text-decoration: none;
}

header hgroup p {
  margin: 0.25rem 0 0;
  color: var(--muted-ink);
  font-size: 0.975rem;
}

/* Navigation */
nav {
  border-top: 1px solid var(--line);
  background: var(--panel);
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0.5rem 1.5rem;
  max-width: 70ch;
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
}

nav li {
  margin: 0;
}

nav a {
  color: var(--accent);
  text-decoration: none;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
}

nav a[aria-current="page"],
nav a:hover,
nav a:focus-visible {
  border-bottom-color: var(--accent);
  outline: none;
}

/* Headings */
h1, h2, h3, h4 {
  color: var(--ink);
  margin: 1.5rem 0 0.75rem;
  line-height: 1.25;
}

h2 {
  font-size: 1.5rem;
  padding-bottom: 0.25rem;
  border-bottom: 1px dashed var(--line);
}

h3 {
  font-size: 1.10rem;
}

.article_title {
  font-size: 3rem;
}

article > p > img {
  margin: auto;
  text-align: center;
  display: flex;
  justify-content: center;
}

article > .under_image {
    margin-bottom: 1rem;
    text-align: center;
    font-style: italic;
}

/* Links */
a {
  color: var(--accent);
  text-underline-offset: 0.15em;
}

a:hover,
a:focus-visible {
  color: var(--accent-strong);
  outline: none;
}

/* Articles */
article {
  margin: 2rem 0 3rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
}

article > header h2 {
  margin-top: 0.5rem;
}

article > header h2 a {
  color: var(--ink);
  text-decoration: none;
}

article > header h2 a:hover,
article > header h2 a:focus-visible {
  color: var(--accent-strong);
}

article section {
  margin: 0.75rem 0 0;
}

article footer {
  margin-top: 0.25rem;
  color: var(--muted-ink);
  font-size: 0.95rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

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

address {
  font-style: normal;
}

/* Metadata */
time {
  font-variant-numeric: tabular-nums;
}

/* Lists */
ul, ol {
  padding-left: 1.25rem;
}

/* Definition lists for archives */
dl {
  margin: 1rem 0 2rem;
}

dt {
  font-weight: 600;
  color: var(--muted-ink);
}

dd {
  margin: 0 0 0.5rem 0;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 2rem;
  font-variant-numeric: tabular-nums;
}

th, td {
  border: 1px solid var(--line);
  padding: 0.5rem 0.6rem;
  text-align: left;
}

thead th {
  background: var(--panel);
}

tbody tr:nth-child(2n) {
  background: var(--table-stripe);
}

/* Code */
pre,
code,
kbd,
samp {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

code {
  background: var(--code-bg);
  padding: 0.1em 0.35em;
  border: 1px solid var(--line);
}

pre {
  background: var(--code-bg);
  border: 1px solid var(--line);
  padding: 1rem;
  overflow: auto;
  font-size: 0.95rem;
}

pre code {
  background: transparent;
  border: 0;
  padding: 0;
}

kbd {
  background: var(--kbd-bg);
  border: 1px solid var(--line);
  padding: 0 0.35em;
}

/* Blockquotes */
blockquote {
  margin: 1rem 0;
  padding: 0.5rem 1rem;
  border-left: 3px solid var(--line);
  color: var(--muted-ink);
}

/* Pagination */
nav ul:has(li) li {
  display: inline-block;
  margin-right: 0.5rem;
}

nav + main nav ul,
main nav ul {
  padding-left: 0;
}

/* Forms and buttons */
button,
input[type="button"],
input[type="submit"],
input[type="reset"],
a.button,
.button {
  border-radius: 0 !important;
  background: var(--panel);
  color: var(--ink);
  border: 1px solid var(--line);
  padding: 0.5rem 0.75rem;
  text-decoration: none;
  cursor: pointer;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  letter-spacing: 0.02em;
}

button:hover,
button:focus-visible,
input[type="button"]:hover,
input[type="button"]:focus-visible,
input[type="submit"]:hover,
input[type="submit"]:focus-visible,
input[type="reset"]:hover,
input[type="reset"]:focus-visible,
a.button:hover,
a.button:focus-visible,
.button:hover,
.button:focus-visible {
  border-color: var(--accent);
  color: var(--accent-strong);
  outline: 2px dotted var(--accent);
  outline-offset: 2px;
}

/* Inputs */
input[type="text"],
input[type="email"],
input[type="search"],
input[type="url"],
textarea,
select {
  width: 100%;
  max-width: 100%;
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  border-radius: 0; /* keep square ?? */
}

/* Footer */
footer {
  border-top: 1px solid var(--line);
  background: var(--panel);
  margin-top: 1rem;
  text-align: center;
}

footer address,
footer p {
  max-width: 70ch;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  color: var(--muted-ink);
}

/* Accessibility: clear focus */
a:focus-visible,
[tabindex]:focus-visible {
  outline: 2px dotted var(--accent);
  outline-offset: 2px;
}

/* Small helpers */
hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 1.1rem 0;
}

small {
  color: var(--muted-ink);
}

/* Print */
@media print {
  nav, footer {
    display: none;
  }
  main {
    max-width: none;
    padding: 0;
  }
  a {
    color: inherit;
    text-decoration: underline;
  }
}

/* Pygment stuff */

pre {
  line-height: 1.35;
  background: var(--code-bg);
  color: var(--ink);
  border: 1px solid var(--line);
  margin: 1rem 0;
  border-radius: 0;
}

.highlight {
  background: var(--code-bg);
  color: var(--ink);
}

/* current line highlight */
.highlight .hll { background-color: #2a2026; }

/* line numbers */
td.linenos,
span.linenos {
  color: #9a8a92;
  background-color: transparent;
  padding-left: 5px;
  padding-right: 5px;
}

td.linenos .normal,
span.linenos { color: #9a8a92; }

td.linenos .special,
span.linenos.special {
  color: var(--ink);
  background-color: #2d2328;
  border-left: 2px solid var(--accent);
}

/* Base / punctuation / names default */
.highlight .n,
.highlight .g,
.highlight .x,
.highlight .p,
.highlight .w,
.highlight .nb,
.highlight .bp,
.highlight .nn,
.highlight .ni,
.highlight .nl,
.highlight .py,
.highlight .pm {
  color: var(--ink);
}

/* Comments */
.highlight .c,
.highlight .ch,
.highlight .cm,
.highlight .cp,
.highlight .cpf,
.highlight .c1,
.highlight .cs,
.highlight .gu {
  color: #9a8a92;
  font-style: italic;
}

/* Errors */
.highlight .err {
  color: #ff87aa;
  background-color: #2d0f19;
}

/* Keywords and operators */
.highlight .k,
.highlight .kc,
.highlight .kd,
.highlight .kn,
.highlight .kp,
.highlight .kr,
.highlight .kt,
.highlight .ow,
.highlight .nt {
  color: var(--accent-strong); /* #d04f6b */
  font-weight: 600;
}

.highlight .o { color: var(--accent); } /* operators */

/* Literals */
.highlight .l,
.highlight .m,
.highlight .mb,
.highlight .mf,
.highlight .mh,
.highlight .mi,
.highlight .mo,
.highlight .il {
  color: #c29ff0;
}

.highlight .s,
.highlight .sa,
.highlight .sb,
.highlight .sc,
.highlight .dl,
.highlight .sd,
.highlight .s2,
.highlight .se,
.highlight .sh,
.highlight .si,
.highlight .sx,
.highlight .sr,
.highlight .s1,
.highlight .ss {
  color: #f1c0a6;
}

/* Names: functions, classes, attrs */
.highlight .nf,
.highlight .fm,
.highlight .nc,
.highlight .nd,
.highlight .ne,
.highlight .na,
.highlight .nx {
  color: #95d3b6;
}

/* Constants / tags */
.highlight .no { color: #c29ff0; }
.highlight .nt { color: var(--accent-strong); }

/* Generics */
.highlight .gd { color: #f07aa0; }     /* deleted stuff */
.highlight .gi { color: #9bd39e; }     /* inserted */
.highlight .go { color: #b9afb6; }    /* output */
.highlight .gp { color: var(--accent); font-weight: 700; } /* prooompt */
.highlight .gs { font-weight: 700; }    /* strong */
.highlight .ge { font-style: italic; }   /* emph */
.highlight .gh,
.highlight .gt,
.highlight .gr { color: var(--ink); }

/* Escapes */
.highlight .esc { color: var(--ink); }