:root {
  --bg: #0f1419;
  --panel: #182029;
  --text: #e8eef4;
  --muted: #9aabba;
  --accent: #3d9cf0;
  --danger: #e35d6a;
  --ok: #3ecf8e;
  --line: #243140;
  --font: "Segoe UI", "PT Sans", system-ui, sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  background:
    radial-gradient(1200px 600px at 10% -10%, #1b3a55 0%, transparent 55%),
    radial-gradient(900px 500px at 100% 0%, #24301f 0%, transparent 50%),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
}
a { color: var(--accent); }
.brand {
  margin: 0;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  font-size: 1.15rem;
}
.muted { color: var(--muted); margin: 0.25rem 0 0; }
.small { font-size: 0.9rem; }
.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}
.wrap { max-width: 980px; margin: 0 auto; padding: 1.5rem; }
h1 { margin: 0 0 0.35rem; font-size: 1.75rem; }
.grid { display: grid; gap: 1rem; margin-top: 1.25rem; }
@media (min-width: 800px) { .grid { grid-template-columns: 1fr 1fr; } }
.bot {
  background: color-mix(in srgb, var(--panel) 92%, black);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem 1.1rem 1.15rem;
}
.bot-head { display: flex; justify-content: space-between; gap: 0.75rem; align-items: center; }
.bot h2 { margin: 0; font-size: 1.15rem; }
.pill {
  font-size: 0.78rem;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--line);
}
.pill.on { color: #0c2a1c; background: var(--ok); border-color: transparent; }
.pill.off { color: var(--muted); }
.actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.9rem; }
button, .btn {
  appearance: none;
  border: 0;
  border-radius: 10px;
  background: var(--accent);
  color: #041018;
  font-weight: 600;
  padding: 0.55rem 0.85rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}
button.ghost, .btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
button.danger { background: var(--danger); color: #fff; }
button:disabled { opacity: 0.55; cursor: wait; }
.log {
  margin: 0.85rem 0 0;
  max-height: 260px;
  overflow: auto;
  background: #0b1015;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.75rem;
  font-size: 0.78rem;
  white-space: pre-wrap;
  word-break: break-word;
}
.auth { display: grid; place-items: center; }
.auth-card {
  width: min(420px, calc(100% - 2rem));
  background: color-mix(in srgb, var(--panel) 94%, black);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.5rem;
}
.auth-card h1 { margin: 0.4rem 0; }
.auth-card form { display: grid; gap: 0.85rem; margin-top: 1rem; }
.auth-card label { display: grid; gap: 0.35rem; font-size: 0.92rem; color: var(--muted); }
.auth-card input {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #0d1319;
  color: var(--text);
  padding: 0.7rem 0.8rem;
  font: inherit;
}
.error { color: #ff8f9a; margin: 0.75rem 0 0; }