:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel2: #1e2129;
  --border: #2a2f3a;
  --text: #e6e9ef;
  --muted: #9aa3b2;
  --primary: #4f8cff;
  --primary-d: #3b6fd6;
  --ok: #35c88a;
  --err: #ff6b6b;
  --radius: 12px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.error { color: var(--err); }
code { background: var(--panel2); padding: 1px 6px; border-radius: 6px; font-family: ui-monospace, monospace; font-size: 0.9em; }

.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 22px; border-bottom: 1px solid var(--border); background: var(--panel);
}
.brand { font-size: 16px; }
.foot { text-align: center; padding: 24px; border-top: 1px solid var(--border); margin-top: 30px; }

.center { min-height: 78vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.wrap { max-width: 980px; margin: 0 auto; padding: 22px; }

.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px; margin-bottom: 18px;
}
.login-card { width: 100%; max-width: 420px; }
.login-card h1 { margin-top: 0; }

.btn {
  border: 1px solid var(--border); background: var(--panel2); color: var(--text);
  padding: 9px 16px; border-radius: 9px; cursor: pointer; font-size: 14px;
}
.btn:hover { border-color: #3a4150; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-d); }
.btn.ghost { background: transparent; }
.btn.danger { color: var(--err); border-color: #4a2b2b; }
.btn.small { padding: 5px 10px; font-size: 12px; }

input[type=text], input[type=password] {
  width: 100%; padding: 11px 13px; border-radius: 9px; border: 1px solid var(--border);
  background: var(--panel2); color: var(--text); font-size: 14px; margin-bottom: 10px;
}
input:focus { outline: none; border-color: var(--primary); }
form .btn { width: 100%; }

.tabs { display: flex; gap: 6px; margin-bottom: 18px; flex-wrap: wrap; }
.tab {
  background: transparent; border: 1px solid transparent; color: var(--muted);
  padding: 8px 14px; border-radius: 9px; cursor: pointer; font-size: 14px;
}
.tab.active { background: var(--panel); border-color: var(--border); color: var(--text); }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin-bottom: 18px; }
.stat .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.stat .value { font-size: 26px; font-weight: 700; margin: 4px 0; }

.row { display: flex; gap: 10px; align-items: center; }
.row.between { justify-content: space-between; }
.row input { margin-bottom: 0; }
.row .btn { width: auto; white-space: nowrap; }

.result {
  background: #0b0d11; border: 1px solid var(--border); border-radius: 9px;
  padding: 14px; overflow-x: auto; white-space: pre-wrap; word-break: break-word; font-size: 13px;
  font-family: ui-monospace, monospace; max-height: 380px; overflow-y: auto;
}
h2 { margin: 0 0 12px; font-size: 18px; }
h3 { font-size: 15px; margin: 18px 0 8px; }

.tbl { width: 100%; border-collapse: collapse; margin-top: 8px; }
.tbl th, .tbl td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); font-size: 13px; }
.tbl th { color: var(--muted); font-weight: 600; }
.badge { display: inline-block; background: var(--panel2); border: 1px solid var(--border); border-radius: 20px; padding: 1px 9px; font-size: 11px; margin-right: 4px; }
.badge.write { border-color: #3a5a8a; color: #9cc0ff; }

.chart { display: flex; flex-direction: column; gap: 6px; }
.bar-row { display: grid; grid-template-columns: 92px 1fr 60px; align-items: center; gap: 10px; font-size: 12px; }
.bar { height: 16px; background: var(--primary); border-radius: 4px; min-width: 2px; }

.endpoints { list-style: none; padding: 0; }
.endpoints li { padding: 6px 0; border-bottom: 1px solid var(--border); }

.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal-card { max-width: 560px; width: 100%; }