:root {
  --bg: #0f1419;
  --panel: #1a2332;
  --panel2: #243044;
  --border: #2e3f55;
  --text: #e7eef8;
  --muted: #8fa3b8;
  --accent: #3b82f6;
  --accent2: #2563eb;
  --ok: #22c55e;
  --warn: #f59e0b;
  --bad: #ef4444;
  --radius: 10px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); font-family: var(--font); min-height: 100%; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 16px; }
.topbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between;
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 16px; margin-bottom: 16px; }
.brand { font-weight: 700; font-size: 1.1rem; }
.brand span { color: var(--muted); font-weight: 500; font-size: .85rem; margin-left: 8px; }
.nav { display: flex; flex-wrap: wrap; gap: 8px; }
.nav button, .btn { background: var(--panel2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 12px; cursor: pointer; font: inherit; }
.nav button.active, .btn.primary { background: var(--accent); border-color: var(--accent2); }
.nav button:hover, .btn:hover { filter: brightness(1.08); }
.btn.danger { background: #7f1d1d; border-color: #991b1b; }
.btn.sm { padding: 4px 8px; font-size: .85rem; }
.grid { display: grid; gap: 16px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; }
.card .label { color: var(--muted); font-size: .8rem; }
.card .value { font-size: 1.4rem; font-weight: 700; margin-top: 4px; }
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; overflow: auto; }
h1,h2,h3 { margin: 0 0 12px; font-weight: 650; }
h2 { font-size: 1.05rem; }
.muted { color: var(--muted); }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; }
tr:hover td { background: rgba(255,255,255,.02); }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: .75rem; font-weight: 600; }
.badge.on { background: rgba(34,197,94,.15); color: var(--ok); }
.badge.off { background: rgba(148,163,184,.12); color: var(--muted); }
.badge.busy { background: rgba(245,158,11,.15); color: var(--warn); }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; align-items: end; }
label.f { display: flex; flex-direction: column; gap: 4px; font-size: .78rem; color: var(--muted); }
input, select, textarea { background: var(--bg); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px 10px; font: inherit; min-width: 0; }
textarea { min-height: 70px; width: 100%; }
.login-box { max-width: 380px; margin: 10vh auto; background: var(--panel); border: 1px solid var(--border);
  border-radius: 14px; padding: 28px; }
.login-box h1 { margin-bottom: 4px; }
.login-box .sub { color: var(--muted); margin-bottom: 20px; }
.login-box label { display: block; font-size: .85rem; color: var(--muted); margin: 10px 0 4px; }
.login-box input { width: 100%; }
.login-box .err { color: var(--bad); margin: 10px 0; font-size: .9rem; }
.toast { position: fixed; right: 16px; bottom: 16px; background: var(--panel2); border: 1px solid var(--border);
  padding: 10px 14px; border-radius: 8px; z-index: 50; display: none; }
.toast.show { display: block; }
.modal-bg { position: fixed; inset: 0; background: rgba(0,0,0,.55); display: none; align-items: center; justify-content: center; z-index: 40; padding: 16px; }
.modal-bg.show { display: flex; }
.modal { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 18px; width: min(480px, 100%); }
.modal .actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 14px; }
.dl { max-width: 720px; margin: 40px auto; padding: 16px; }
.dl .hero { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 28px; }
.console-layout { display: grid; grid-template-columns: 1fr 280px; gap: 12px; height: calc(100vh - 32px); }
@media (max-width: 860px) {
  .console-layout { grid-template-columns: 1fr; height: auto; }
  .topbar { flex-direction: column; align-items: stretch; }
}
.screen-wrap { background: #000; border-radius: 10px; border: 1px solid var(--border); overflow: hidden;
  display: flex; align-items: center; justify-content: center; min-height: 360px; position: relative; }
#screen { max-width: 100%; max-height: 100%; image-rendering: pixelated; cursor: crosshair; background: #111; }
.side { display: flex; flex-direction: column; gap: 12px; }
.log { flex: 1; overflow: auto; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .78rem;
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 8px; min-height: 120px; white-space: pre-wrap; }
.hidden { display: none !important; }