* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background: #0f172a; color: #e2e8f0; min-height: 100vh; }
.page { display: flex; flex-direction: column; }
.hidden { display: none !important; }
header { display: flex; align-items: center; gap: 1rem; padding: 1rem 1.5rem; background: #1e293b; border-bottom: 1px solid #334155; flex-wrap: wrap; }
header h1 { font-size: 1.2rem; flex: 1; }
nav button { background: #334155; color: #94a3b8; border: none; padding: 0.4rem 0.8rem; border-radius: 4px; cursor: pointer; margin-right: 0.3rem; }
nav button.active { background: #3b82f6; color: white; }
.logout { background: #ef4444; color: white; border: none; padding: 0.4rem 0.8rem; border-radius: 4px; cursor: pointer; }
.login-card { max-width: 400px; margin: 10vh auto; }
.card { background: #1e293b; border-radius: 8px; padding: 1.5rem; margin: 1rem 1.5rem; border: 1px solid #334155; }
input[type="password"], input[type="text"], input[type="number"] { width: 100%; padding: 0.6rem; margin: 0.5rem 0; background: #0f172a; border: 1px solid #334155; border-radius: 4px; color: #e2e8f0; font-size: 1rem; }
button { padding: 0.6rem 1.2rem; border: none; border-radius: 4px; cursor: pointer; font-size: 0.9rem; margin: 0.3rem 0.2rem; }
.btn-green { background: #10b981; color: white; }
.btn-red { background: #ef4444; color: white; }
.btn-orange { background: #f59e0b; color: white; }
.small-btn { background: #334155; color: #94a3b8; padding: 0.2rem 0.5rem; font-size: 0.8rem; }
.status-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.status-badge { font-size: 2rem; }
.status-badge.up { color: #10b981; }
.status-badge.down { color: #ef4444; }
.big { font-size: 2.5rem; font-weight: bold; color: #3b82f6; }
.small { font-size: 0.8rem; color: #64748b; margin-top: 0.3rem; }
.controls { display: flex; gap: 0.5rem; flex-wrap: wrap; }
pre { background: #0f172a; padding: 1rem; border-radius: 4px; overflow: auto; max-height: 400px; font-size: 0.75rem; white-space: pre-wrap; word-break: break-all; }
label { display: block; margin: 0.8rem 0; color: #94a3b8; font-size: 0.9rem; }
.error { color: #ef4444; margin-top: 0.5rem; font-size: 0.9rem; }
.info { color: #94a3b8; font-size: 0.85rem; margin-bottom: 1rem; }
h2 { margin-bottom: 1rem; }
h3 { margin-bottom: 0.8rem; }
.config-field { margin: 0.8rem 0; }
.config-field label { color: #94a3b8; font-size: 0.85rem; display: block; margin-bottom: 0.2rem; }
.config-field .field-row { display: flex; gap: 0.5rem; align-items: center; }
.config-field input { flex: 1; margin: 0; }
.eye-btn { background: #334155; color: #94a3b8; padding: 0.6rem; border: 1px solid #475569; border-radius: 4px; cursor: pointer; }
#config-msg, #guards-msg { margin-top: 0.8rem; font-size: 0.85rem; }
.success { color: #10b981; }
@media (max-width: 600px) { .status-grid { grid-template-columns: 1fr; } header { flex-direction: column; align-items: flex-start; } }