:root {
  --bg: #0b1220;
  --bg-elev: #121b2e;
  --bg-card: #16213a;
  --border: #25304d33;
  --border-soft: #2a3654;
  --text: #e6ebf5;
  --text-dim: #93a1bd;
  --text-faint: #64748b;
  --accent: #6366f1;
  --accent-hover: #7577f5;
  --accent-soft: #6366f11a;
  --success: #22c55e;
  --danger: #ef4444;
  --danger-soft: #ef44441a;
  --warn: #f59e0b;
  --radius: 10px;
  --font: 'Segoe UI', Inter, system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

.layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 230px;
  flex-shrink: 0;
  background: var(--bg-elev);
  border-right: 1px solid var(--border-soft);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.brand {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: .5rem;
}
.brand .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }

.nav { display: flex; flex-direction: column; gap: .25rem; }
.nav a {
  color: var(--text-dim);
  padding: .6rem .75rem;
  border-radius: 8px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: .6rem;
}
.nav a:hover { background: var(--bg-card); color: var(--text); }
.nav a.active { background: var(--accent-soft); color: var(--accent-hover); }

.sidebar-footer { margin-top: auto; font-size: .8rem; color: var(--text-faint); }
.sidebar-footer button {
  width: 100%; margin-top: .5rem;
}

.main { flex: 1; padding: 2rem 2.5rem; max-width: 1400px; }

.page-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 1.75rem; gap: 1rem; flex-wrap: wrap; }
.page-header h1 { margin: 0 0 .25rem; font-size: 1.5rem; }
.page-header p { margin: 0; color: var(--text-dim); }

.btn {
  border: 1px solid var(--border-soft);
  background: var(--bg-card);
  color: var(--text);
  padding: .55rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: .875rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  transition: background .15s, border-color .15s;
}
.btn:hover { background: #1c2942; border-color: var(--accent); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: white; }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn-danger { color: var(--danger); }
.btn-danger:hover { background: var(--danger-soft); border-color: var(--danger); }
.btn-sm { padding: .35rem .65rem; font-size: .78rem; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.card { background: var(--bg-card); border: 1px solid var(--border-soft); border-radius: var(--radius); padding: 1.25rem 1.5rem; }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; margin-bottom: 1.75rem; }
.stat-card { background: var(--bg-card); border: 1px solid var(--border-soft); border-radius: var(--radius); padding: 1.1rem 1.3rem; }
.stat-card .label { color: var(--text-dim); font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; margin-bottom: .4rem; }
.stat-card .value { font-size: 1.7rem; font-weight: 700; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: .7rem .9rem; border-bottom: 1px solid var(--border-soft); font-size: .85rem; }
th { color: var(--text-dim); font-weight: 600; font-size: .75rem; text-transform: uppercase; letter-spacing: .03em; }
tr:hover td { background: #ffffff05; }

.badge { display: inline-block; padding: .2rem .55rem; border-radius: 999px; font-size: .72rem; font-weight: 600; }
.badge-active { background: #22c55e22; color: var(--success); }
.badge-inactive { background: #64748b22; color: var(--text-faint); }

.input, textarea.input, select.input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border-soft);
  color: var(--text);
  padding: .6rem .75rem;
  border-radius: 8px;
  font-size: .875rem;
  font-family: inherit;
}
.input:focus, textarea.input:focus, select.input:focus { outline: none; border-color: var(--accent); }

.field { margin-bottom: 1rem; }
.field label { display: block; margin-bottom: .35rem; font-size: .82rem; color: var(--text-dim); font-weight: 500; }
.field .hint { font-size: .75rem; color: var(--text-faint); margin-top: .3rem; }

.modal-backdrop {
  position: fixed; inset: 0; background: #00000099; display: flex; align-items: center; justify-content: center; z-index: 50; padding: 1rem;
}
.modal { background: var(--bg-elev); border: 1px solid var(--border-soft); border-radius: 12px; padding: 1.75rem; width: 100%; max-width: 560px; max-height: 90vh; overflow-y: auto; }
.modal h2 { margin-top: 0; font-size: 1.15rem; }
.modal-actions { display: flex; justify-content: flex-end; gap: .6rem; margin-top: 1.5rem; }
[hidden] { display: none !important; }

.code-block {
  background: #0a0f1c;
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  padding: 1rem;
  font-family: 'Cascadia Code', Consolas, monospace;
  font-size: .8rem;
  white-space: pre-wrap;
  word-break: break-word;
  color: #cbd5e1;
  max-height: 320px;
  overflow-y: auto;
}

.endpoint-row { display: flex; align-items: center; gap: .5rem; background: var(--bg); border: 1px solid var(--border-soft); border-radius: 8px; padding: .5rem .75rem; }
.endpoint-row code { flex: 1; overflow-x: auto; white-space: nowrap; font-size: .82rem; color: var(--accent-hover); }

.toolbar { display: flex; gap: .6rem; margin-bottom: 1.25rem; flex-wrap: wrap; align-items: center; }
.toolbar .input { max-width: 220px; }

.empty-state { text-align: center; padding: 3rem 1rem; color: var(--text-faint); }

.pagination { display: flex; justify-content: center; gap: .5rem; margin-top: 1.25rem; align-items: center; color: var(--text-dim); font-size: .85rem; }

.toast {
  position: fixed; bottom: 1.5rem; right: 1.5rem; background: var(--bg-elev); border: 1px solid var(--border-soft);
  padding: .8rem 1.1rem; border-radius: 8px; box-shadow: 0 8px 24px #00000055; z-index: 100; font-size: .85rem;
}
.toast.success { border-color: var(--success); }
.toast.error { border-color: var(--danger); }

.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: radial-gradient(circle at top, #16213a, #0b1220); }
.login-card { background: var(--bg-card); border: 1px solid var(--border-soft); padding: 2.5rem; border-radius: 14px; width: 100%; max-width: 380px; }
.login-card h1 { text-align: center; margin-bottom: 1.75rem; font-size: 1.3rem; }
.error-text { color: var(--danger); font-size: .82rem; margin-top: .5rem; min-height: 1.2em; }

.kv-list { display: grid; grid-template-columns: 160px 1fr; gap: .6rem 1rem; }
.kv-list dt { color: var(--text-dim); }
.kv-list dd { margin: 0; word-break: break-word; }

.actions-cell { display: flex; gap: .35rem; flex-wrap: wrap; }

@media (max-width: 900px) {
  .layout { flex-direction: column; }
  .sidebar { width: 100%; flex-direction: row; align-items: center; overflow-x: auto; }
  .nav { flex-direction: row; }
  .sidebar-footer { display: none; }
  .main { padding: 1.25rem; }
}