:root {
  --bg: #ffffff;
  --fg: #1d2330;
  --muted: #5b6475;
  --accent: #1f5fd1;
  --accent-fg: #ffffff;
  --border: #d9dee7;
  --error-bg: #fdecec;
  --error-fg: #8a1c1c;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b;
    --fg: #e6e9ef;
    --muted: #9aa3b2;
    --accent: #5b8ef0;
    --accent-fg: #0b0e13;
    --border: #2c323d;
    --error-bg: #3a1717;
    --error-fg: #f3b4b4;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
}

main {
  max-width: 40rem;
  margin: 0 auto;
  padding: 2rem 1rem 4rem;
}

h1 { font-size: 1.6rem; margin: 0 0 1rem; }
h2 { font-size: 1.1rem; margin: 0 0 0.4rem; }

a { color: var(--accent); }

button {
  font: inherit;
  padding: 0.55rem 1rem;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: var(--accent-fg);
  cursor: pointer;
}

button.secondary {
  background: transparent;
  color: var(--accent);
  padding: 0.25rem 0.7rem;
}

button.link {
  background: none;
  border: none;
  padding: 0;
  color: var(--accent);
  text-decoration: underline;
}

.setup, .note, #laptop-done, #phone-qr {
  margin-bottom: 1.5rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }

#devices { margin-bottom: 1.5rem; }

.hint { color: var(--muted); font-size: 0.9rem; }

.error {
  background: var(--error-bg);
  color: var(--error-fg);
  padding: 0.75rem 1rem;
  border-radius: 6px;
}

#device-list { list-style: none; padding: 0; }
#device-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

#phone-qr-image {
  display: block;
  max-width: 100%;
  background: #ffffff;
  padding: 0.5rem;
  border-radius: 6px;
}