:root {
  --bg: #080d17;
  --panel: rgba(17, 25, 42, .86);
  --panel2: rgba(23, 34, 56, .94);
  --text: #edf6ff;
  --muted: #8fa7c7;
  --line: rgba(155, 190, 255, .14);
  --accent: #7fe7ff;
  --accent2: #b68cff;
  --danger: #ff6685;
  --warn: #ffd166;
  --ok: #60f0b3;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 0%, rgba(127, 231, 255, .18), transparent 28%),
    radial-gradient(circle at 90% 10%, rgba(182, 140, 255, .18), transparent 30%),
    linear-gradient(135deg, #070b13, #0b1220 46%, #080b12);
}
.app-shell { display: grid; grid-template-columns: 290px 1fr; min-height: 100vh; }
.sidebar { border-right: 1px solid var(--line); background: rgba(5, 10, 20, .74); padding: 24px; backdrop-filter: blur(18px); display: flex; flex-direction: column; }
.brand { display: flex; gap: 14px; align-items: center; margin-bottom: 36px; }
.brand-mark { width: 50px; height: 50px; border-radius: 18px; display: grid; place-items: center; background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #07111e; font-size: 22px; font-weight: 900; box-shadow: 0 20px 60px rgba(127, 231, 255, .25); }
.brand-title { font-size: 18px; font-weight: 800; letter-spacing: .2px; }
.brand-subtitle { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
nav { display: grid; gap: 10px; }
.nav { border: 1px solid transparent; background: transparent; color: var(--muted); padding: 14px 16px; border-radius: 16px; text-align: left; font-size: 15px; cursor: pointer; transition: .18s; }
.nav:hover, .nav.active { color: var(--text); background: rgba(127, 231, 255, .08); border-color: var(--line); }
.sidebar-footer { margin-top: auto; color: var(--muted); font-size: 13px; display: flex; gap: 10px; align-items: center; }
.status-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 16px var(--ok); }
main { padding: 28px; }
.topbar { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; margin-bottom: 26px; }
h1 { margin: 0; font-size: 34px; letter-spacing: -.04em; }
p { color: var(--muted); }
.auth-card { display: flex; gap: 8px; background: var(--panel); border: 1px solid var(--line); padding: 10px; border-radius: 20px; }
input, textarea { background: rgba(5, 10, 20, .85); border: 1px solid var(--line); border-radius: 12px; color: var(--text); padding: 12px 13px; outline: none; }
textarea { width: 100%; min-height: 190px; resize: vertical; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
button { border: 0; border-radius: 12px; padding: 12px 16px; color: #06111d; font-weight: 800; background: linear-gradient(135deg, var(--accent), var(--accent2)); cursor: pointer; }
.page { display: none; }
.active-page { display: block; }
.grid.cards { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; margin-bottom: 18px; }
.card, .panel { background: var(--panel); border: 1px solid var(--line); border-radius: 24px; padding: 22px; box-shadow: 0 20px 80px rgba(0,0,0,.24); }
.label { color: var(--muted); font-size: 13px; text-transform: uppercase; letter-spacing: .08em; }
.value { font-size: 34px; font-weight: 900; margin-top: 10px; }
.value.danger { color: var(--danger); }
.panel h2 { margin-top: 0; }
.row-actions { display: flex; gap: 10px; margin-top: 12px; }
.row-actions input { flex: 1; }
pre { white-space: pre-wrap; background: rgba(0,0,0,.28); border: 1px solid var(--line); border-radius: 16px; padding: 16px; overflow: auto; }
.table { display: grid; gap: 10px; }
.table-row { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 14px; padding: 14px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.03); }
.badge { display: inline-flex; padding: 5px 10px; border-radius: 999px; background: rgba(127,231,255,.12); color: var(--accent); }
.badge.error { background: rgba(255,102,133,.12); color: var(--danger); }
.badge.warning { background: rgba(255,209,102,.12); color: var(--warn); }
@media (max-width: 960px) { .app-shell { grid-template-columns: 1fr; } .sidebar { position: static; } .grid.cards { grid-template-columns: 1fr 1fr; } .topbar, .auth-card, .row-actions { flex-direction: column; } }
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin: 16px 0;
}
.badge.fatal, .badge.error, .badge.critical { background: rgba(255, 59, 96, .14); color: #ff6b8a; border-color: rgba(255, 59, 96, .35); }
.badge.warning { background: rgba(255, 197, 66, .14); color: #ffd166; border-color: rgba(255, 197, 66, .35); }
.badge.ok { background: rgba(68, 255, 166, .14); color: #66ffb8; border-color: rgba(68, 255, 166, .35); }