* { box-sizing: border-box; }
body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  margin: 0; padding: 0; color: #1f2937; background: #f9fafb;
}
header { background: #0078d4; color: white; }
.banner {
  background: #fde68a; color: #78350f; padding: 8px 20px;
  font-size: 0.9em; text-align: center; font-weight: 600;
}
nav {
  display: flex; align-items: center; gap: 20px;
  padding: 12px 24px;
}
nav a { color: white; text-decoration: none; font-weight: 500; }
nav a:hover { text-decoration: underline; }
nav .user { margin-left: auto; opacity: 0.9; font-size: 0.9em; }
main { max-width: 1100px; margin: 24px auto; padding: 0 20px; }
h1 { color: #0078d4; }
h2 { border-bottom: 2px solid #e5e7eb; padding-bottom: 4px; margin-top: 32px; }
.btn {
  display: inline-block; padding: 8px 16px; background: white; color: #0078d4;
  border-radius: 4px; text-decoration: none; font-weight: 600;
  border: 1px solid #0078d4;
}
.btn-primary { background: #0078d4; color: white; }
.btn:hover { opacity: 0.9; }
table { width: 100%; border-collapse: collapse; margin-top: 8px; background: white; }
th, td { text-align: left; padding: 8px 12px; border-bottom: 1px solid #e5e7eb; vertical-align: top; }
th { background: #f3f4f6; }
table.kv th { width: 200px; }
code { background: #f3f4f6; padding: 2px 6px; border-radius: 3px; font-size: 0.9em; word-break: break-all; }
pre.xml {
  background: #1e293b; color: #e2e8f0; padding: 16px;
  overflow-x: auto; border-radius: 6px; font-size: 0.85em;
  white-space: pre-wrap; word-break: break-all;
}
footer { text-align: center; padding: 24px; color: #6b7280; }