:root {
  /* Anzeige-Flächen wie ein Mess-Instrument */
  --bg:        #0f1417;
  --panel:     #161d22;
  --panel-2:   #1d262c;
  --line:      #2a363d;
  --ink:       #e6edf0;
  --ink-dim:   #8b9aa3;
  --ink-faint: #5a6b74;

  /* Signal-Skala Health */
  --sig-good:  #34d399;
  --sig-mid:   #fbbf24;
  --sig-bad:   #f87171;
  --sig-dead:  #9ca3af;

  --accent:    #38bdf8;   /* Interaktion / Fokus */
  --accent-dim:#0e7490;

  --mono: 'JetBrains Mono', 'SF Mono', ui-monospace, 'Cascadia Code', Menlo, monospace;
  --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --r: 10px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--sans);
  font-size: 15px; line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* --- Topbar --- */
.topbar {
  display: flex; align-items: center; gap: 24px;
  padding: 14px 22px; border-bottom: 1px solid var(--line);
  background: var(--panel); position: sticky; top: 0; z-index: 20;
}
.brand {
  font-family: var(--mono); font-weight: 600; letter-spacing: 0.5px;
  font-size: 15px; color: var(--ink); display: flex; align-items: center; gap: 9px;
}
.brand .dot { width: 9px; height: 9px; border-radius: 50%;
  background: var(--sig-good); box-shadow: 0 0 8px var(--sig-good); }
.nav { display: flex; gap: 4px; margin-left: auto; align-items: center; }
.nav a {
  padding: 7px 13px; border-radius: 8px; color: var(--ink-dim);
  font-size: 14px; font-weight: 500;
}
.nav a:hover { background: var(--panel-2); color: var(--ink); text-decoration: none; }
.nav a.active { background: var(--panel-2); color: var(--ink); }
.nav a.logout { color: var(--ink-faint); }

.wrap { max-width: 1100px; margin: 0 auto; padding: 26px 22px 60px; }
.wrap.narrow { max-width: 680px; }

h1 { font-size: 21px; font-weight: 650; margin: 0 0 4px; letter-spacing: -0.2px; }
.sub { color: var(--ink-dim); font-size: 14px; margin: 0 0 24px; }

/* --- Panels --- */
.panel {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--r); padding: 18px;
}

/* --- Buttons --- */
button, .btn {
  font-family: var(--sans); font-size: 14px; font-weight: 550;
  padding: 9px 16px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--panel-2); color: var(--ink); cursor: pointer;
  transition: border-color .12s, background .12s;
}
button:hover, .btn:hover { border-color: var(--accent-dim); }
button.primary, .btn.primary {
  background: var(--accent); border-color: var(--accent); color: #04222e; font-weight: 650;
}
button.primary:hover { background: #5ccbfa; }
button:disabled { opacity: .45; cursor: not-allowed; }

input, select {
  font-family: var(--sans); font-size: 15px;
  padding: 10px 12px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--bg); color: var(--ink); width: 100%;
}
input:focus, select:focus { outline: 2px solid var(--accent-dim); outline-offset: 1px; border-color: var(--accent); }
input.mono { font-family: var(--mono); }
label.field { display: block; margin-bottom: 14px; }
label.field > span { display: block; font-size: 13px; color: var(--ink-dim); margin-bottom: 5px; }

/* --- Health bar --- */
.health { display: flex; align-items: center; gap: 10px; }
.health-bar {
  flex: 1; height: 8px; border-radius: 5px; background: var(--panel-2);
  overflow: hidden; min-width: 60px; border: 1px solid var(--line);
}
.health-bar > i { display: block; height: 100%; border-radius: 5px; }
.health-val { font-family: var(--mono); font-size: 13px; min-width: 42px; text-align: right; }

/* --- Status chips --- */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 100px;
  font-family: var(--mono); letter-spacing: 0.3px;
}
.chip::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.chip.ok { color: var(--sig-good); background: rgba(52,211,153,.10); }
.chip.watch { color: var(--sig-mid); background: rgba(251,191,36,.12); }
.chip.suspect { color: var(--sig-bad); background: rgba(248,113,113,.12); }
.chip.dead { color: var(--sig-dead); background: rgba(156,163,175,.12); }

/* --- Action badges --- */
.act {
  font-family: var(--mono); font-size: 13px; font-weight: 600;
  padding: 4px 11px; border-radius: 7px; display: inline-block;
}
.act-charge   { background: rgba(56,189,248,.10); color: var(--accent); }
.act-discharge{ background: rgba(139,154,163,.12); color: var(--ink-dim); }
.act-refresh  { background: rgba(251,191,36,.12); color: var(--sig-mid); }
.act-breakin  { background: rgba(248,113,113,.12); color: var(--sig-bad); }
.act-bought   { background: rgba(52,211,153,.10); color: var(--sig-good); }

/* --- Table --- */
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .5px;
     color: var(--ink-faint); font-weight: 600; padding: 10px 12px; border-bottom: 1px solid var(--line); }
td { padding: 11px 12px; border-bottom: 1px solid var(--line); font-size: 14px; }
tr:hover td { background: var(--panel); }
td.mono, th.mono { font-family: var(--mono); }

/* --- Filter tabs --- */
.tabs { display: flex; gap: 6px; margin-bottom: 18px; flex-wrap: wrap; }
.tabs a {
  padding: 7px 14px; border-radius: 8px; font-size: 14px; font-weight: 550;
  color: var(--ink-dim); border: 1px solid var(--line); background: var(--panel);
}
.tabs a:hover { color: var(--ink); text-decoration: none; }
.tabs a.active { background: var(--accent); border-color: var(--accent); color: #04222e; }
.tabs a .n { opacity: .7; font-family: var(--mono); font-size: 12px; margin-left: 5px; }

.muted { color: var(--ink-faint); }
.mono { font-family: var(--mono); }

@media (max-width: 640px) {
  .topbar { gap: 10px; padding: 12px 14px; }
  .nav a { padding: 6px 9px; font-size: 13px; }
  .wrap { padding: 18px 14px 50px; }
  .hide-sm { display: none; }
}