:root {
  --bg: #fafafa;
  --fg: #222;
  --muted: #666;
  --accent: #0b4f6c;
  --border: #ddd;
  --error: #b00020;
  --ok: #2e7d32;
}

* { box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  margin: 0;
  padding: 1.5rem;
  line-height: 1.45;
}

main {
  max-width: 720px;
  margin: 0 auto;
}

h1 { font-size: 1.5rem; margin-top: 0; }
h2 { font-size: 1.15rem; margin-top: 1.75rem; }

.muted { color: var(--muted); }
.error { color: var(--error); }
.ok { color: var(--ok); }

button {
  background: var(--accent);
  color: white;
  border: 0;
  padding: 0.5rem 0.9rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.95rem;
}
button:hover { opacity: 0.9; }
button.secondary {
  background: white;
  color: var(--accent);
  border: 1px solid var(--accent);
}

input[type="text"], input[type="password"], input[type="email"], input[type="file"] {
  padding: 0.4rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.95rem;
  width: 100%;
  max-width: 360px;
}

code, .url {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  background: white;
  border: 1px solid var(--border);
  padding: 0.5rem;
  border-radius: 4px;
  display: block;
  word-break: break-all;
  font-size: 0.85rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
th, td {
  border-bottom: 1px solid var(--border);
  padding: 0.5rem 0.6rem;
  text-align: left;
  vertical-align: top;
}
th { background: white; }

.hidden { display: none; }