* { box-sizing: border-box; }
body { font-family: system-ui, sans-serif; margin: 0; background: #f5f5f5; color: #222; }
nav { background: #1a1a2e; color: #eee; padding: 12px 24px; display: flex; align-items: center; gap: 16px; }
nav .brand { font-weight: bold; font-size: 1.1rem; color: #fff; margin-right: auto; }
nav a { color: #ccc; text-decoration: none; }
nav a:hover { color: #fff; }
nav form { margin: 0; }
nav button { background: transparent; border: 1px solid #666; color: #ccc; padding: 4px 12px; border-radius: 4px; cursor: pointer; }
nav button:hover { background: #333; color: #fff; }
main { padding: 24px; max-width: 1100px; margin: 0 auto; }
h1 { margin-top: 0; }
.card { background: #fff; border-radius: 8px; padding: 24px; box-shadow: 0 1px 3px rgba(0,0,0,.1); }
.error { color: #c0392b; background: #fdecea; border: 1px solid #f5c6cb; border-radius: 4px; padding: 8px 12px; margin: 8px 0; }
form div { margin-bottom: 12px; }
label { display: block; font-size: .9rem; color: #555; margin-bottom: 4px; }
input[type=text], input[type=email], input[type=password] { width: 100%; padding: 8px 10px; border: 1px solid #ccc; border-radius: 4px; font-size: 1rem; }
input:focus { outline: none; border-color: #3498db; box-shadow: 0 0 0 2px rgba(52,152,219,.2); }
button[type=submit] { background: #3498db; color: #fff; border: none; padding: 10px 24px; border-radius: 4px; font-size: 1rem; cursor: pointer; }
button[type=submit]:hover { background: #2980b9; }
table { border-collapse: collapse; width: 100%; font-size: .9rem; }
th { background: #f0f0f0; text-align: left; padding: 10px 12px; border-bottom: 2px solid #ddd; }
td { padding: 8px 12px; border-bottom: 1px solid #eee; }
tr:last-child td { border-bottom: none; }
.status-success { color: #27ae60; }
.status-failed { color: #c0392b; }
.status-running { color: #e67e22; }
.status-dead_letter { color: #8e44ad; }
.btn-refresh { background: #ecf0f1; border: 1px solid #bdc3c7; color: #555; padding: 6px 14px; border-radius: 4px; cursor: pointer; font-size: .875rem; }
.btn-refresh:hover { background: #dfe6e9; }
.empty-state { color: #888; text-align: center; padding: 40px; }