:root {
  color: #18181b;
  background: #fafafa;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  line-height: 1.5;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
}

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 36px 20px 80px;
}

.brand {
  display: inline-block;
  margin: 0 0 28px;
  line-height: 0;
}

.brand img {
  display: block;
  height: 40px;
  width: auto;
}

.kicker {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #71717a;
  margin: 0 0 8px;
}

h1, h2 {
  font-weight: 560;
  letter-spacing: -0.03em;
  margin: 0 0 12px;
}

h1 { font-size: 36px; }
h2 { font-size: 20px; margin-top: 40px; }

p, li { color: #3f3f46; }

.lede { font-size: 18px; margin-bottom: 28px; }

.cards {
  display: grid;
  gap: 16px;
}

.card {
  border: 1px solid #e4e4e7;
  background: #fff;
  padding: 16px;
}

.card-copy h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 560;
}

.card-copy p { margin: 0 0 14px; font-size: 14px; }

.preview {
  border: 1px solid #e4e4e7;
  background: #fafafa;
  margin: 0 0 14px;
  min-height: 420px;
}

.preview iframe {
  display: block;
  width: 100%;
  height: 520px;
  border: 0;
  background: #fff;
}

.preview-status {
  margin: 0;
  padding: 48px 16px;
  text-align: center;
  color: #71717a;
  font-size: 14px;
}

button, .copy {
  appearance: none;
  border: 1px solid #18181b;
  background: #18181b;
  color: #fff;
  padding: 8px 12px;
  font: inherit;
  font-size: 14px;
  cursor: pointer;
}

button.secondary, .copy.secondary {
  background: #fff;
  color: #18181b;
}

button:disabled { opacity: 0.5; cursor: wait; }

ol { padding-left: 18px; }
ol li { margin: 8px 0; }

code, .url {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  background: #f4f4f5;
  padding: 2px 6px;
  word-break: break-all;
}

pre {
  overflow: auto;
  background: #f4f4f5;
  border: 1px solid #e4e4e7;
  padding: 12px 14px;
}

pre code {
  background: none;
  padding: 0;
  word-break: normal;
  white-space: pre;
}

.panel {
  border: 1px solid #e4e4e7;
  background: #fff;
  padding: 16px;
  margin-top: 16px;
  display: none;
}

.panel.open { display: block; }

.row {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  margin: 8px 0 16px;
}

.clone a { color: #18181b; }

.note, footer {
  font-size: 13px;
  color: #71717a;
}

footer { margin-top: 48px; }

.soon {
  border: 1px dashed #d4d4d8;
  padding: 16px;
  color: #71717a;
}

@media (max-width: 720px) {
  h1 { font-size: 28px; }
  .preview iframe { height: 420px; }
}