:root {
  color-scheme: light dark;
  --bg: #0e1116;
  --fg: #e5e7eb;
  --card: #161b22;
  --accent: #2f81f7;
  --error: #f85149;
  --border: #30363d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font: 14px/1.45 -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--fg);
}

main { max-width: 720px; margin: 32px auto; padding: 16px; }
.view.hidden { display: none; }
.view { display: block; }

header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }

h1 { font-size: 22px; margin: 0; }
h2 { font-size: 16px; margin: 0 0 12px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 16px;
}

form { display: flex; flex-direction: column; gap: 10px; }
label { display: flex; flex-direction: column; gap: 4px; }
label span { font-size: 12px; opacity: 0.7; }

input, button {
  font: inherit;
  padding: 8px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #0d1117;
  color: var(--fg);
}

button {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  cursor: pointer;
  width: fit-content;
}
button:hover { filter: brightness(1.1); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

.error { color: var(--error); margin: 4px 0 0; min-height: 1em; }
small { opacity: 0.65; }

ul { list-style: none; padding: 0; margin: 0; }
ul li { padding: 6px 0; border-bottom: 1px solid var(--border); }
ul li:last-child { border-bottom: 0; }