:root {
  --bg: #000;
  --fg: #fff;
  --dim: #8a8a8a;
  --line: #1f1f1f;
  --hi: #f5f5f5;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

body { min-height: 100vh; position: relative; }

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.05;
  z-index: 1;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

main {
  position: relative;
  z-index: 2;
  max-width: 680px;
  margin: 0 auto;
  padding: 48px 20px 80px;
}

header {
  border-bottom: 1px solid var(--line);
  padding-bottom: 20px;
  margin-bottom: 28px;
}

.brand {
  font-size: 44px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
}

.logo {
  display: block;
  width: 100%;
  max-width: 360px;
  height: auto;
  margin: -20px 0 -10px -10px;
  filter: invert(1);
}

.sub {
  color: var(--dim);
  margin-top: 4px;
  font-size: 13px;
}

section { margin: 28px 0; }

.ca-label,
.out-label,
h2 {
  color: var(--dim);
  font-size: 12px;
  text-transform: lowercase;
  letter-spacing: 0.04em;
  margin: 0 0 8px;
  font-weight: 400;
}

.ca-box {
  display: flex;
  gap: 8px;
  align-items: stretch;
  border: 1px solid var(--line);
  padding: 10px 12px;
  background: #0a0a0a;
}

.ca-box code {
  flex: 1;
  font-family: inherit;
  font-size: 13px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--hi);
}

.ca-note {
  color: var(--dim);
  font-size: 12px;
  margin-top: 6px;
}

button, .links a {
  font-family: inherit;
  font-size: 14px;
  background: var(--fg);
  color: var(--bg);
  border: 1px solid var(--fg);
  padding: 8px 14px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: opacity 0.1s;
}

button:hover, .links a:hover { opacity: 0.85; }
button:active { opacity: 0.7; }

button.ghost {
  background: transparent;
  color: var(--fg);
}

button.small { font-size: 12px; padding: 6px 10px; }

textarea {
  width: 100%;
  background: #0a0a0a;
  color: var(--fg);
  border: 1px solid var(--line);
  font-family: inherit;
  font-size: 14px;
  padding: 12px;
  resize: vertical;
  outline: none;
}

textarea:focus { border-color: var(--fg); }

textarea::placeholder { color: #555; }

.row {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.out-label { margin-top: 20px; }

.output {
  min-height: 80px;
  padding: 12px;
  border: 1px solid var(--line);
  background: #0a0a0a;
  white-space: pre-wrap;
  word-wrap: break-word;
  font-size: 14px;
}

.output.empty { color: #555; }

#copy-out { margin-top: 8px; }

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.links a {
  flex: 1;
  min-width: 120px;
  text-align: center;
}

.lore p {
  margin: 0;
  color: var(--hi);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px;
  font-size: 13px;
}

.grid .entry {
  border: 1px solid var(--line);
  padding: 8px 10px;
  background: #0a0a0a;
}

.grid .w { color: var(--hi); font-weight: 700; }
.grid .d { color: var(--dim); margin-top: 2px; font-size: 12px; }

footer {
  margin-top: 56px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--dim);
  font-size: 11px;
}

@media (max-width: 520px) {
  .brand { font-size: 36px; }
  main { padding: 32px 16px 60px; }
}