@font-face {
  font-family: 'Silkscreen';
  src: url('./assets/silkscreen-latin-400-normal.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #07090c;
  --bg-soft: #11161d;
  --fg: #f2f5f8;
  --fg-soft: #c3cad3;
  --line: #4f5968;
  --line-strong: #7a8698;
  --accent: #d9dee6;
}

body[data-theme='light'] {
  --bg: #f4f6f8;
  --bg-soft: #ffffff;
  --fg: #101317;
  --fg-soft: #364253;
  --line: #a6b0bd;
  --line-strong: #6e7784;
  --accent: #1f2a39;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: 'Silkscreen', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  color: var(--fg);
  background:
    radial-gradient(circle at 12% 12%, #ffffff14 0%, transparent 34%),
    radial-gradient(circle at 88% 90%, #ffffff12 0%, transparent 30%),
    linear-gradient(160deg, var(--bg) 0%, var(--bg-soft) 100%);
}

.shell {
  width: min(980px, calc(100% - 28px));
  margin: 20px auto;
  display: grid;
  gap: 12px;
}

.panel {
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, #ffffff09 0%, #00000000 40%),
    var(--bg-soft);
  padding: 14px;
  box-shadow: inset 0 1px 0 #ffffff15;
}

.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  width: 42px;
  height: 42px;
  image-rendering: pixelated;
  border: 1px solid var(--line-strong);
  background: var(--bg);
}

h1 {
  margin: 0;
  font-size: 20px;
  letter-spacing: 0.09em;
}

h2 {
  margin: 0 0 12px;
  font-size: 14px;
  letter-spacing: 0.08em;
}

p,
li {
  color: var(--fg-soft);
  font-size: 11px;
  line-height: 1.7;
}

ol {
  margin: 0;
  padding-left: 20px;
}

a {
  color: var(--fg);
  text-decoration: none;
  border-bottom: 1px dashed var(--line-strong);
}

a:hover {
  border-bottom-style: solid;
}

.theme-box {
  display: grid;
  gap: 6px;
  font-size: 10px;
  color: var(--fg-soft);
}

.theme-switch {
  display: inline-flex;
  border: 1px solid var(--line);
  background: var(--bg);
}

.theme-btn {
  border: 0;
  border-right: 1px solid var(--line);
  padding: 7px 10px;
  font: inherit;
  font-size: 10px;
  color: var(--fg-soft);
  background: transparent;
  cursor: pointer;
}

.theme-btn:last-child {
  border-right: 0;
}

.theme-btn.active {
  color: var(--fg);
  background: linear-gradient(180deg, #ffffff24, #00000000);
}

.cta {
  display: inline-block;
  border: 1px solid var(--line-strong);
  padding: 8px 12px;
  color: var(--fg);
  background: linear-gradient(180deg, #ffffff1f, #00000000);
}

pre {
  margin: 0;
  overflow: auto;
  border: 1px solid var(--line);
  background: var(--bg);
  padding: 10px;
}

code {
  font-family: inherit;
  font-size: 11px;
  line-height: 1.6;
  color: var(--fg);
}

@media (max-width: 760px) {
  .hero {
    flex-direction: column;
    align-items: flex-start;
  }

  .shell {
    width: min(980px, calc(100% - 18px));
    margin: 10px auto;
  }
}