:root {
  --bg: #0e1318;
  --bg2: #171e26;
  --bg3: #1e2833;
  --line: rgba(232, 220, 196, 0.12);
  --text: #ebe6dc;
  --muted: #9aa3ad;
  --amber: #e8a838;
  --teal: #3db8a0;
  --coral: #e07a5f;
  --blue: #6b9bd1;
  --ok: #6fbf73;
  --danger: #d9534f;
  --radius: 14px;
  --font: "IBM Plex Sans", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(900px 400px at 0% 0%, rgba(232,168,56,.15), transparent 50%),
    linear-gradient(180deg, #121820, var(--bg));
}
a { color: var(--amber); text-decoration: none; }
.wrap { width: min(720px, calc(100% - 24px)); margin: 0 auto; padding: 16px 0 80px; }
.wrap-wide { width: min(1240px, calc(100% - 24px)); margin: 0 auto; padding: 16px 0 48px; }
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; margin-bottom: 16px;
}
.brand { font-weight: 700; font-size: 1.15rem; letter-spacing: -.02em; }
.brand span { color: var(--amber); }
.userpill {
  color: var(--muted); font-size: .85rem;
  display: flex; gap: 10px; align-items: center;
}
.tabs {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px;
  margin-bottom: 16px; position: sticky; top: 8px; z-index: 5;
}
.tab {
  appearance: none; border: 1px solid var(--line);
  background: var(--bg2); color: var(--muted);
  border-radius: 12px; padding: 14px 8px; font: inherit; font-weight: 600;
  font-size: 1rem; cursor: pointer;
}
.tab.active { background: rgba(232,168,56,.18); color: var(--text); border-color: var(--amber); }
.card {
  background: rgba(30,40,51,.92);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
}
.card h2 { margin: 0 0 12px; font-size: 1.1rem; }
label { display: block; color: var(--muted); font-size: .82rem; margin: 10px 0 6px; }
input, select, textarea {
  width: 100%; padding: 14px 12px; border-radius: 12px;
  border: 1px solid var(--line); background: var(--bg);
  color: var(--text); font: inherit; font-size: 1.05rem;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--amber); }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.btn {
  appearance: none; border: 0; border-radius: 14px;
  padding: 16px 18px; font: inherit; font-weight: 700; font-size: 1.1rem;
  cursor: pointer; width: 100%; margin-top: 16px;
}
.btn-primary { background: var(--amber); color: #1a1408; }
.btn-teal { background: var(--teal); color: #06221c; }
.btn-danger { background: var(--coral); color: #1a0c08; }
.btn-ghost {
  background: transparent; border: 1px solid var(--line); color: var(--text);
  padding: 10px 12px; font-size: .9rem; width: auto; margin: 0;
}
.msg {
  margin-top: 12px; padding: 12px; border-radius: 12px; font-size: .95rem;
}
.msg.ok { background: rgba(111,191,115,.15); color: var(--ok); }
.msg.err { background: rgba(217,83,79,.15); color: #ff8f8a; }
.list-item {
  display: flex; justify-content: space-between; gap: 10px;
  padding: 12px 0; border-bottom: 1px solid var(--line);
}
.list-item:last-child { border-bottom: 0; }
.plate {
  font-family: ui-monospace, monospace; font-weight: 700;
  letter-spacing: .04em; background: rgba(255,255,255,.06);
  border: 1px solid var(--line); border-radius: 6px; padding: 2px 8px;
}
.muted { color: var(--muted); font-size: .85rem; }
.login-box {
  width: min(400px, calc(100% - 24px)); margin: 12vh auto;
  background: rgba(30,40,51,.95); border: 1px solid var(--line);
  border-radius: 18px; padding: 28px 22px;
}
.login-box h1 { margin: 0 0 6px; font-size: 1.5rem; }
.hint { color: var(--muted); font-size: .85rem; margin-bottom: 18px; }
.hidden { display: none !important; }
.badge {
  display: inline-block; padding: 3px 8px; border-radius: 999px;
  font-size: .75rem; font-weight: 600;
}
.badge.on { background: rgba(61,184,160,.18); color: var(--teal); }
.badge.off { background: rgba(224,122,95,.15); color: var(--coral); }
@media (max-width: 560px) {
  .row2 { grid-template-columns: 1fr; }
}