:root {
  color-scheme: light;
  --background: #eeeeea;
  --paper: #f2e9d6;
  --paper-stack: #dccbaa;
  --text: #191918;
  --muted: #65655f;
  --line: #b8b8af;
  --blue: #1738e6;
  --green: #c8ff3d;
  --red: #fa3d2f;
  --status-green: #167328;
  --ink: #191918;
  --white: #fff;
  --panel: #191918;
  --panel-muted: #c9c9c3;
  --panel-subtle: #aaa;
  --panel-link: #bbb;
  --panel-surface: #252523;
  --panel-line: #454542;
  --iframe-background: #111;
  --mono: ui-monospace, "SFMono-Regular", "Cascadia Code", "Roboto Mono", monospace;
  --sans: Arial, Helvetica, sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  --shadow-elevation: rgba(0, 0, 0, 0.42);
  --shadow-highlight: rgba(255, 255, 255, 0.35);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --background: #141413;
  --paper: #241e17;
  --paper-stack: #170f09;
  --text: #f2f2ed;
  --muted: #aaa9a1;
  --line: #55554f;
  --blue: #91a2ff;
  --red: #ff6f61;
  --status-green: #71dc87;
  --panel: #080808;
  --panel-surface: #1c1c1a;
  --shadow-elevation: rgba(0, 0, 0, 0.88);
  --shadow-highlight: rgba(255, 255, 255, 0.24);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    color-scheme: dark;
    --background: #141413;
    --paper: #241e17;
    --paper-stack: #170f09;
    --text: #f2f2ed;
    --muted: #aaa9a1;
    --line: #55554f;
    --blue: #91a2ff;
    --red: #ff6f61;
    --status-green: #71dc87;
    --panel: #080808;
    --panel-surface: #1c1c1a;
    --shadow-elevation: rgba(0, 0, 0, 0.88);
    --shadow-highlight: rgba(255, 255, 255, 0.24);
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.45;
}

::selection {
  background: var(--green);
  color: var(--ink);
}

a {
  color: var(--blue);
  text-underline-offset: 0.18em;
}

.skip {
  position: fixed;
  top: 0.5rem;
  left: 0.5rem;
  z-index: 10;
  padding: 0.5rem;
  background: var(--ink);
  color: var(--white);
  font: 0.75rem var(--mono);
  transform: translateY(-150%);
}

.skip:focus {
  transform: translateY(0);
}

header,
main,
footer {
  width: min(1120px, calc(100% - 3rem));
  margin-inline: auto;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 5rem;
  border-bottom: 1px solid var(--text);
}

.name {
  color: var(--text);
  font: 600 0.95rem var(--mono);
  text-decoration: none;
}

.name::before {
  margin-right: 0.2rem;
  color: var(--red);
  font-weight: 400;
  content: "~/";
}

.name:hover {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.name:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 0.3rem;
}

.cursor {
  color: var(--red);
  animation: blink 1.1s steps(2, jump-none) infinite;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.5rem);
  font: 0.75rem var(--mono);
}

.theme-toggle-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.theme-toggle-label {
  color: var(--muted);
}

.theme-toggle {
  appearance: none;
  display: flex;
  align-items: center;
  flex-shrink: 0;
  width: 2.6rem;
  height: 1.4rem;
  padding: 0.2rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.theme-toggle:hover {
  border-color: var(--muted);
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 0.2rem;
}

.theme-toggle-thumb {
  display: block;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background: var(--text);
  transition: transform 0.2s ease, background 0.2s ease;
}

.theme-toggle[aria-checked="true"] {
  background: var(--panel);
  border-color: var(--panel-line);
}

.theme-toggle[aria-checked="true"] .theme-toggle-thumb {
  background: var(--white);
  transform: translateX(1.2rem);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.7rem;
}

.pill {
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font: 0.62rem var(--mono);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  white-space: nowrap;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--status-green);
  border-radius: 999px;
  color: var(--status-green);
  font: 0.62rem var(--mono);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  white-space: nowrap;
}

.status::before {
  content: "";
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: currentColor;
}

.status.wip {
  border-color: var(--red);
  color: var(--red);
}

.section-line {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--text);
}

.section-line h2 {
  margin: 0 0 0.55rem;
  font: 600 0.95rem var(--serif);
}

.section-line > span {
  color: var(--muted);
  font: 0.65rem var(--mono);
}

footer {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 2rem;
  padding: 1.5rem 0 3rem;
  border-top: 1px solid var(--text);
  color: var(--muted);
  font: 0.62rem var(--mono);
}

footer a {
  color: var(--text);
}

footer > span:first-child {
  font-family: var(--serif);
  font-style: italic;
}

@media (max-width: 760px) {
  header,
  main,
  footer {
    width: min(100% - 2rem, 1120px);
  }

  footer {
    grid-template-columns: 1fr auto;
  }

  footer > span:nth-child(2) {
    display: none;
  }
}

@media (max-width: 440px) {
  nav a:first-child {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}