:root {
  --bg: #0e0e10;
  --surface: #1a1a1f;
  --surface-2: #232329;
  --text: #f0f0f3;
  --text-dim: #a8a8b0;
  --accent: #ff7a3d;
  --accent-2: #ffb84d;
  --warn: #ffa94d;
  --border: #2c2c33;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-2);
  text-decoration: none;
  border-bottom: 1px dashed transparent;
}

a:hover {
  border-bottom-color: var(--accent-2);
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 20px 80px;
}

header {
  margin-bottom: 32px;
}

h1 {
  font-size: 2.2rem;
  margin: 0 0 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  font-size: 1.1rem;
  color: var(--text-dim);
  margin: 0;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  margin-bottom: 24px;
}

.card.secondary {
  background: var(--surface-2);
}

h2 {
  margin: 0 0 16px;
  font-size: 1.4rem;
}

.star {
  color: var(--accent-2);
}

.steps {
  padding-left: 20px;
  margin: 16px 0;
  color: var(--text-dim);
}

.steps li {
  margin: 6px 0;
}

.steps strong {
  color: var(--text);
}

.steps em {
  color: var(--accent-2);
  font-style: normal;
}

.features {
  padding-left: 20px;
  margin: 0;
  color: var(--text-dim);
}

.features li {
  margin: 8px 0;
}

.features strong {
  color: var(--text);
}

.install-row {
  margin: 24px 0 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #1a1a1f;
  border: 0;
  border-radius: 8px;
  padding: 12px 24px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.06s ease, box-shadow 0.2s ease;
}

button.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(255, 122, 61, 0.25);
}

button.primary:active {
  transform: translateY(0);
}

.warn {
  color: var(--warn);
  font-size: 0.95rem;
}

.hint {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin: 12px 0 0;
}

.callout {
  margin: 16px 0 0;
  padding: 12px 16px;
  border-left: 3px solid var(--warn);
  background: rgba(255, 169, 77, 0.08);
  border-radius: 4px;
  font-size: 0.95rem;
  color: var(--text);
}

.callout strong {
  color: var(--warn);
}

.callout em {
  color: var(--accent-2);
  font-style: normal;
  font-weight: 600;
}

.key-box {
  margin: 24px 0 0;
  padding: 16px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.key-label {
  margin: 0 0 10px;
  font-size: 0.95rem;
  color: var(--text);
}

.key-sub {
  color: var(--text-dim);
  font-weight: 400;
}

.key-display {
  display: flex;
  align-items: stretch;
  gap: 8px;
}

.key-display code {
  flex: 1;
  padding: 10px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.9rem;
  color: var(--accent-2);
  overflow-x: auto;
  white-space: nowrap;
  user-select: all;
}

.copy-btn {
  padding: 0 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.copy-btn:hover {
  background: var(--surface-2);
  border-color: var(--accent-2);
}

.copy-btn.copied {
  background: rgba(255, 184, 77, 0.15);
  border-color: var(--accent-2);
  color: var(--accent-2);
}

.key-explainer {
  margin: 16px 0 0;
  border-top: 1px dashed var(--border);
  padding-top: 12px;
}

.key-explainer summary {
  cursor: pointer;
  color: var(--accent-2);
  font-size: 0.9rem;
  padding: 4px 0;
  user-select: none;
}

.key-explainer summary:hover {
  color: var(--accent);
}

.key-explainer p,
.key-explainer ul {
  color: var(--text-dim);
  font-size: 0.9rem;
  margin: 8px 0;
  line-height: 1.55;
}

.key-explainer ul {
  padding-left: 20px;
}

.key-explainer li {
  margin: 6px 0;
}

.key-explainer strong {
  color: var(--text);
}

.key-explainer code {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 1px 6px;
  border-radius: 3px;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.85em;
  color: var(--accent-2);
}

footer {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.9rem;
  text-align: center;
}