:root {
  --bg: #0e1116;
  --panel: #161b22;
  --panel-2: #1c232d;
  --line: #2a3340;
  --text: #e6edf3;
  --muted: #8b97a6;
  --accent: #3ddc84;
  --accent-ink: #062b14;
  --blue: #4aa8ff;
  --red: #ff5d5d;
  --amber: #ffbf47;
  --radius: 10px;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
button, input, select { font: inherit; color: inherit; }
.hidden { display: none !important; }

/* ---------- login ---------- */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: 100%; max-width: 360px; background: var(--panel); border: 1px solid var(--line);
  border-radius: 14px; padding: 28px; }
.login-card h1 { margin: 0 0 4px; font-size: 22px; }
.login-card p { margin: 0 0 22px; color: var(--muted); }
.brand-dot { display: inline-block; width: 12px; height: 12px; background: var(--accent);
  border-radius: 3px; margin-right: 8px; box-shadow: 0 0 12px var(--accent); }

label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 6px; }
input, select { width: 100%; background: var(--bg); border: 1px solid var(--line); border-radius: 8px;
  padding: 10px 12px; outline: none; }
input:focus, select:focus { border-color: var(--accent); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; border: 1px solid var(--line);
  background: var(--panel-2); border-radius: 8px; padding: 8px 14px; cursor: pointer; white-space: nowrap; }
.btn:hover:not(:disabled) { border-color: var(--muted); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 600; }
.btn.danger { color: var(--red); border-color: #5a2a2a; }
.btn.small { padding: 5px 10px; font-size: 13px; }
.btn.block { width: 100%; margin-top: 20px; padding: 11px; }
.error { color: var(--red); font-size: 14px; min-height: 20px; margin-top: 10px; }

/* ---------- layout ---------- */
header { position: sticky; top: 0; z-index: 5; background: rgba(14,17,22,.92); backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line); }
.bar { max-width: 1200px; margin: 0 auto; padding: 12px 16px; display: flex; align-items: center; gap: 16px;
  flex-wrap: wrap; }
.bar h1 { font-size: 17px; margin: 0; display: flex; align-items: center; }
.stats { display: flex; gap: 18px; flex: 1; flex-wrap: wrap; font-size: 13px; color: var(--muted); }
.stat b { color: var(--text); font-weight: 600; }
.meter { display: inline-block; width: 60px; height: 6px; background: var(--line); border-radius: 3px;
  vertical-align: middle; margin-left: 6px; overflow: hidden; }
.meter i { display: block; height: 100%; background: var(--accent); }
.user { display: flex; gap: 8px; align-items: center; font-size: 14px; color: var(--muted); }
.role { font-size: 11px; text-transform: uppercase; letter-spacing: .05em; border: 1px solid var(--line);
  border-radius: 999px; padding: 2px 8px; }

main { max-width: 1200px; margin: 0 auto; padding: 20px 16px 60px; }
.section-head { display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin: 8px 0 14px; flex-wrap: wrap; }
.section-head h2 { font-size: 15px; margin: 0; color: var(--muted); font-weight: 600;
  text-transform: uppercase; letter-spacing: .06em; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------- servidores ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px;
  display: flex; flex-direction: column; gap: 12px; }
.card.on { border-left: 3px solid var(--accent); }
.card.off { border-left: 3px solid var(--line); }
.card-top { display: flex; justify-content: space-between; align-items: center; }
.card h3 { margin: 0; font-size: 17px; }
.pill { font-size: 12px; padding: 3px 9px; border-radius: 999px; font-weight: 600; }
.pill.on { background: rgba(61,220,132,.15); color: var(--accent); }
.pill.off { background: rgba(139,151,166,.15); color: var(--muted); }
.pill.busy { background: rgba(255,191,71,.15); color: var(--amber); }
.usage { display: flex; gap: 16px; font-size: 13px; color: var(--muted); font-family: var(--mono); }
.card .actions .btn { flex: 1; }

/* ---------- consola ---------- */
.console { margin-top: 28px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; }
.console-head { display: flex; gap: 10px; align-items: center; padding: 10px 12px; border-bottom: 1px solid var(--line);
  flex-wrap: wrap; }
.console-head select { width: auto; min-width: 160px; padding: 6px 10px; }
.console-head .file { color: var(--muted); font-size: 12px; font-family: var(--mono); flex: 1; }
.console-head label { margin: 0; display: flex; gap: 6px; align-items: center; }
.console-head input[type=checkbox] { width: auto; }
pre.log { margin: 0; height: 420px; overflow: auto; padding: 12px; font: 12.5px/1.5 var(--mono);
  background: #0a0d11; white-space: pre-wrap; word-break: break-word; }
.log .warn { color: var(--amber); }
.log .err { color: var(--red); }
.cmd-row { display: flex; gap: 8px; padding: 10px 12px; border-top: 1px solid var(--line); }
.cmd-row input { font-family: var(--mono); }
.prompt { color: var(--accent); font-family: var(--mono); align-self: center; }

/* ---------- tablas / actividad ---------- */
.box { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px;
  margin-top: 28px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
td, th { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; }
.feed { list-style: none; margin: 0; padding: 0; max-height: 260px; overflow: auto; font-size: 13px; }
.feed li { padding: 6px 0; border-bottom: 1px solid var(--line); color: var(--muted); }
.feed li b { color: var(--text); font-weight: 500; }
.form-row { display: grid; grid-template-columns: 1fr 1fr 140px auto; gap: 8px; align-items: end; margin-top: 12px; }
.form-row label { margin-top: 0; }

/* ---------- modal / toast ---------- */
.modal-bg { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: grid; place-items: center;
  padding: 16px; z-index: 20; }
.modal { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 22px;
  width: 100%; max-width: 520px; }
.modal h3 { margin: 0 0 6px; }
.modal p { color: var(--muted); margin: 0 0 8px; font-size: 14px; }
.modal pre { max-height: 220px; overflow: auto; background: #0a0d11; padding: 10px; border-radius: 8px;
  font: 12px/1.5 var(--mono); }
.modal .actions { justify-content: flex-end; margin-top: 18px; }
#toasts { position: fixed; bottom: 16px; right: 16px; display: flex; flex-direction: column; gap: 8px; z-index: 30;
  max-width: calc(100vw - 32px); }
.toast { background: var(--panel-2); border: 1px solid var(--line); border-left: 3px solid var(--accent);
  padding: 10px 14px; border-radius: 8px; font-size: 14px; }
.toast.bad { border-left-color: var(--red); }

@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; }
  pre.log { height: 320px; }
  .stats { order: 3; width: 100%; }
}
.hint { color: var(--muted); font-size: 13px; margin: 10px 0 0; }
.live { color: var(--accent); font-size: 12px; font-weight: 700; letter-spacing: .04em; }
.readonly { padding: 10px 14px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }