* { box-sizing: border-box; }
body { font-family: system-ui, sans-serif; margin: 0; color: #1a1a1a; background: #fafafa; }
nav { background: #1a1a1a; padding: 0.75rem 1.5rem; display: flex; align-items: center; gap: 1.25rem; }
nav a { color: #eee; text-decoration: none; font-size: 0.95rem; }
nav a:hover { text-decoration: underline; }
nav .spacer { flex: 1; }
main { padding: 1.5rem; max-width: 1100px; margin: 0 auto; }
h1 { font-size: 1.4rem; }
h2 { font-size: 1.1rem; margin-top: 1.5rem; }
.tabs { display: flex; gap: 0.5rem; margin-bottom: 1rem; }
.tabs a { padding: 0.4rem 0.8rem; border: 1px solid #ccc; border-radius: 4px; text-decoration: none; color: #333; font-size: 0.9rem; }
.tabs a.active { background: #1a1a1a; color: #fff; border-color: #1a1a1a; }
table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { text-align: left; padding: 0.5rem 0.75rem; border-bottom: 1px solid #eee; font-size: 0.92rem; }
th { background: #f0f0f0; }
tr:hover { background: #f7f7f7; }
form.inline { display: inline; }
.card { background: #fff; border: 1px solid #e0e0e0; border-radius: 6px; padding: 1.25rem; margin-bottom: 1rem; }
label { display: block; margin-top: 0.75rem; font-size: 0.85rem; font-weight: 600; }
input[type=text], input[type=number], input[type=password], input[type=file], textarea, select {
  width: 100%; padding: 0.5rem; margin-top: 0.25rem; border: 1px solid #ccc; border-radius: 4px; font-size: 0.95rem;
}
textarea { min-height: 8rem; font-family: inherit; }
button, .btn { padding: 0.5rem 1rem; border: none; border-radius: 4px; background: #1a1a1a; color: #fff; cursor: pointer; font-size: 0.9rem; margin-top: 0.75rem; }
button.secondary, .btn.secondary { background: #666; }
button.danger, .btn.danger { background: #a33; }
.flash { padding: 0.6rem 1rem; border-radius: 4px; margin-bottom: 1rem; font-size: 0.9rem; }
.flash.ok { background: #e3f5e3; color: #1a5c1a; }
.flash.error { background: #fbe4e4; color: #7a1a1a; }
.pill { display: inline-block; padding: 0.15rem 0.5rem; border-radius: 10px; background: #eee; font-size: 0.78rem; }
.stat-grid { display: flex; gap: 1rem; flex-wrap: wrap; }
.stat { background: #fff; border: 1px solid #e0e0e0; border-radius: 6px; padding: 1rem 1.5rem; min-width: 140px; }
.stat .n { font-size: 1.6rem; font-weight: 700; }
.stat .label { font-size: 0.8rem; color: #666; }
.checkbox-row { display: flex; align-items: center; gap: 0.5rem; margin-top: 0.75rem; }
.checkbox-row input { width: auto; }
.muted { color: #777; font-size: 0.85rem; }
.markdown-body { line-height: 1.6; }
.markdown-body h1, .markdown-body h2, .markdown-body h3 { margin-top: 1.2rem; margin-bottom: 0.5rem; }
.markdown-body p { margin: 0.6rem 0; }
.markdown-body ul, .markdown-body ol { padding-left: 1.5rem; }
.markdown-body blockquote { border-left: 3px solid #ddd; margin: 0.6rem 0; padding-left: 1rem; color: #555; }
.markdown-body pre { background: #f5f5f5; padding: 0.75rem; border-radius: 4px; overflow-x: auto; }
.markdown-body code { background: #f0f0f0; padding: 0.1rem 0.3rem; border-radius: 3px; font-size: 0.9em; }
.markdown-body pre code { background: none; padding: 0; }
.markdown-body table { margin: 0.6rem 0; }
.markdown-body a { color: #1a5c9a; }