:root {
  --bg: #0b0f17;
  --bg-soft: #121826;
  --panel: #161d2e;
  --panel-2: #1c2438;
  --border: #263149;
  --text: #e6ebf5;
  --muted: #8b97ad;
  --accent: #f7a80c;
  --accent-2: #f2c14e;
  --green: #24c08a;
  --red: #ef5b6b;
  --blue: #4aa3ff;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(247, 168, 12, 0.12), transparent),
    radial-gradient(900px 500px at -10% 10%, rgba(74, 163, 255, 0.10), transparent),
    var(--bg);
  color: var(--text);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }

.topbar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px 28px;
  border-bottom: 1px solid var(--border);
  background: rgba(11, 15, 23, 0.85);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; }
.brand-mark {
  display: grid; place-items: center;
  width: 30px; height: 30px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #1a1200; font-weight: 900;
}
.nav { display: flex; gap: 6px; }
.nav a {
  padding: 8px 14px; border-radius: 9px; color: var(--muted); font-size: 14px;
}
.nav a:hover, .nav a.active { background: var(--panel); color: var(--text); }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.container { max-width: 1180px; margin: 0 auto; padding: 28px; }
.footer {
  text-align: center; color: var(--muted); font-size: 12px;
  padding: 30px; border-top: 1px solid var(--border); margin-top: 40px;
}

h1 { font-size: 26px; margin: 0 0 6px; }
h2 { font-size: 19px; margin: 0 0 14px; }
h3 { font-size: 15px; margin: 0 0 10px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.subtle { color: var(--muted); font-size: 14px; }

.card {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.grid { display: grid; gap: 18px; }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 900px) {
  .grid.cols-2, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; }
}

.stat { padding: 18px; }
.stat .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.stat .value { font-size: 26px; font-weight: 700; margin-top: 6px; font-variant-numeric: tabular-nums; }
.stat .value.pos { color: var(--green); }
.stat .value.neg { color: var(--red); }
.stat .unit { font-size: 13px; color: var(--muted); margin-left: 4px; }

form .field { margin-bottom: 14px; }
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
input, select {
  width: 100%; padding: 11px 13px;
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: 9px; color: var(--text); font-size: 14px; outline: none;
}
input:focus, select:focus { border-color: var(--accent); }
input[type="checkbox"] { width: auto; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 18px; border-radius: 9px; border: 1px solid transparent;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #1a1200; font-weight: 700; font-size: 14px; cursor: pointer;
}
.btn:hover { filter: brightness(1.06); }
.btn.secondary { background: var(--panel); color: var(--text); border-color: var(--border); }
.btn.danger { background: var(--red); color: #fff; }
.btn.ghost { background: transparent; color: var(--muted); border-color: var(--border); }
.btn.small { padding: 7px 12px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 999px; font-size: 12px; font-weight: 600;
  border: 1px solid var(--border); color: var(--muted);
}
.badge.on { color: var(--green); border-color: rgba(36,192,138,.4); background: rgba(36,192,138,.08); }
.badge.off { color: var(--red); border-color: rgba(239,91,107,.4); background: rgba(239,91,107,.08); }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.pos { color: var(--green); }
.neg { color: var(--red); }

.alert { padding: 12px 14px; border-radius: 9px; font-size: 14px; margin-bottom: 14px; }
.alert.error { background: rgba(239,91,107,.1); border: 1px solid rgba(239,91,107,.4); color: #ffb3bc; }
.alert.ok { background: rgba(36,192,138,.1); border: 1px solid rgba(36,192,138,.4); color: #9dffd8; }
.alert.info { background: rgba(74,163,255,.08); border: 1px solid rgba(74,163,255,.35); color: #bcd9ff; }
.hidden { display: none !important; }

.events { list-style: none; padding: 0; margin: 0; max-height: 380px; overflow-y: auto; }
.events li { padding: 9px 0; border-bottom: 1px solid var(--border); font-size: 13px; display: flex; gap: 10px; }
.events li .t { color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; }
.events li.error { color: #ffb3bc; }
.events li.warning { color: var(--accent-2); }

.hero { text-align: center; padding: 70px 20px; }
.hero h1 { font-size: 40px; }
.hero p { color: var(--muted); max-width: 620px; margin: 14px auto 26px; font-size: 16px; line-height: 1.6; }
.pill-row { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 10px; }

.auth-card { max-width: 420px; margin: 60px auto; }
.toggle-row { display: flex; align-items: center; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border); }
.muted { color: var(--muted); }
.mono { font-family: "JetBrains Mono", "Consolas", monospace; }