:root {
  color-scheme: light dark;
  --bg: #f7f8fa;
  --text: #17202a;
  --muted: #647181;
  --border: #d8dee6;
  --panel: #ffffff;
  --accent: #0f766e;
  --accent-text: #ffffff;
  --terminal-bg: #0b1115;
  --terminal-bar: #151c22;
  --terminal-text: #d8f3dc;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101418;
    --text: #eef3f7;
    --muted: #a8b4c0;
    --border: #2b3540;
    --panel: #161c22;
    --accent: #2dd4bf;
    --accent-text: #061614;
    --terminal-bg: #070b0e;
    --terminal-bar: #111820;
    --terminal-text: #e8f5f3;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
}

.shell {
  width: min(960px, 100%);
  margin: 0 auto;
  padding: 24px;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h2 {
  margin: 0;
  font-size: 1.35rem;
  line-height: 1.1;
  letter-spacing: 0;
}

.tabs {
  display: inline-flex;
  gap: 6px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
}

.tab {
  min-height: 34px;
  padding: 0 12px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}

.tab.active {
  background: var(--accent);
  color: var(--accent-text);
}

.terminal {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--terminal-bg);
}

.terminal-bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto auto;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  padding: 0 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: var(--terminal-bar);
}

.terminal-title {
  overflow: hidden;
  color: #b7c7c0;
  font-family: "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 0.86rem;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.terminal-copy {
  min-height: 30px;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  cursor: pointer;
  font: inherit;
  font-size: 0.86rem;
  font-weight: 800;
}

.terminal-copy:hover {
  border-color: var(--accent);
}

.copy-status {
  min-width: 58px;
  color: #8ef7b3;
  font-size: 0.86rem;
  font-weight: 700;
}

pre {
  margin: 0;
  max-height: 560px;
  overflow: auto;
  padding: 16px;
  color: var(--terminal-text);
  font-size: 0.9rem;
  line-height: 1.55;
  tab-size: 2;
}

code {
  font-family: "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
  white-space: pre;
}

.disclaimer {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.45;
}

@media (max-width: 640px) {
  .shell {
    padding: 16px;
  }

  .section-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .tabs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }

  .terminal-bar {
    grid-template-columns: minmax(0, 1fr) auto auto;
  }

  .copy-status {
    grid-column: 1 / -1;
    min-width: 0;
    padding-bottom: 10px;
  }
}