:root {
  --bg: #070b14;
  --panel: #101827;
  --panel-2: #162033;
  --border: #243044;
  --text: #e8eef8;
  --muted: #8fa0b8;
  --accent: #22d3ee;
  --good: #34d399;
  --bad: #f43f5e;
  --warn: #fbbf24;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "Segoe UI", Tahoma, sans-serif;
  background:
    radial-gradient(circle at top right, rgba(34, 211, 238, 0.08), transparent 32%),
    var(--bg);
  color: var(--text);
  padding: 24px;
}

h1, h2 { margin: 0 0 6px; }
.eyebrow {
  margin: 0 0 4px;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 12px;
}
.muted { color: var(--muted); }
.error { color: var(--bad); margin: 8px 0 0; }

.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
}
.login-card, .panel, .server-card, .result-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
}
.login-card { width: min(420px, 92vw); padding: 28px; }
label { display: block; margin: 14px 0; color: var(--muted); font-size: 14px; }
input, button {
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  padding: 12px 14px;
  font: inherit;
}
button {
  background: var(--accent);
  color: #042027;
  border: 0;
  font-weight: 700;
  cursor: pointer;
}
button.ghost {
  width: auto;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
button:disabled { opacity: 0.6; cursor: wait; }

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-end;
  margin-bottom: 20px;
}
.topbar-meta { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.pill {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
  color: var(--muted);
}
.pill.on { color: var(--good); border-color: rgba(52, 211, 153, 0.4); }

.server-grid, .result-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
.server-card, .result-card { padding: 16px; }
.server-card h3, .result-card h3 { margin: 0 0 8px; font-size: 16px; }
.status { font-size: 13px; }
.status.online { color: var(--good); }
.status.offline { color: var(--bad); }
.status.unknown { color: var(--warn); }
.host { font-size: 13px; color: var(--muted); word-break: break-all; }
.server-card label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 12px 0 0;
}
.server-card input { width: auto; }

.panel { padding: 18px; margin-bottom: 16px; }
.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 12px;
}
.preset-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.preset-row button { width: auto; background: var(--panel-2); color: var(--text); }
.run-form { display: flex; gap: 8px; }
.run-form input { flex: 1; }
.run-form button { width: auto; min-width: 120px; }

pre {
  margin: 10px 0 0;
  min-height: 140px;
  max-height: 280px;
  overflow: auto;
  background: #071018;
  border-radius: 10px;
  padding: 12px;
  font-size: 12px;
  white-space: pre-wrap;
  word-break: break-word;
}

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); font-size: 14px; }
code { color: var(--accent); }

@media (max-width: 1100px) {
  .server-grid, .result-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
  body { padding: 16px; }
  .topbar, .run-form, .panel-head { flex-direction: column; }
  .server-grid, .result-grid { grid-template-columns: 1fr; }
  .run-form button { width: 100%; }
}