:root {
  color-scheme: dark;
  --bg: #0b0e14;
  --bg-panel: #12161f;
  --bg-panel-2: #171c28;
  --border: #232838;
  --text: #e6e9f0;
  --text-dim: #8992a8;
  --accent: #4f7cff;
  --green: #23c07f;
  --red: #ef4a5f;
  --amber: #e0a53a;
  --radius: 10px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  min-height: 100vh;
}

.layout { display: flex; min-height: 100vh; }

/* ─── Sidebar ─── */
.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  padding: 16px 0;
  display: flex;
  flex-direction: column;
}
.brand {
  padding: 0 16px 16px;
  font-weight: 700;
  font-size: 15px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 8px;
}
.brand small { display: block; color: var(--text-dim); font-weight: 400; font-size: 11px; margin-top: 2px; }

.nav-item {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  color: var(--text-dim);
  padding: 9px 16px;
  font-size: 13.5px;
  cursor: pointer;
  border-left: 3px solid transparent;
}
.nav-item:hover { color: var(--text); background: var(--bg-panel-2); }
.nav-item.active { color: var(--text); background: var(--bg-panel-2); border-left-color: var(--accent); }

.nav-item.danger { color: var(--red); margin-top: auto; }
.nav-item.danger:hover { background: rgba(239, 74, 95, 0.12); }

/* ─── Main ─── */
.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.mode-banner {
  padding: 8px 20px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(35, 192, 127, 0.12);
  color: var(--green);
  border-bottom: 1px solid var(--border);
}
.mode-banner .dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }

.topbar {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.topbar h1 { font-size: 16px; margin: 0; font-weight: 600; }
#user-box { font-size: 13px; color: var(--text-dim); display: flex; align-items: center; gap: 10px; }
#user-box button { background: var(--bg-panel-2); border: 1px solid var(--border); color: var(--text); padding: 5px 10px; border-radius: 6px; cursor: pointer; font-size: 12.5px; }

.content { padding: 20px; flex: 1; overflow-y: auto; }

.panel { display: none; }
.panel.active { display: block; }

.card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 16px;
}
.card h2 { font-size: 13px; margin: 0 0 12px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.04em; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.stat { background: var(--bg-panel-2); border-radius: 8px; padding: 12px 14px; }
.stat .label { font-size: 11.5px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.03em; }
.stat .value { font-size: 20px; font-weight: 600; margin-top: 4px; }
.stat .value.muted { color: var(--text-dim); font-weight: 500; font-size: 14px; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.badge.paper { background: rgba(79, 124, 255, 0.15); color: var(--accent); }
.badge.off { background: rgba(137, 146, 168, 0.15); color: var(--text-dim); }
.badge.pending { background: rgba(224, 165, 58, 0.15); color: var(--amber); }

.empty { color: var(--text-dim); font-size: 13.5px; padding: 24px 0; text-align: center; }

.disclaimer {
  font-size: 12px;
  color: var(--text-dim);
  border-top: 1px solid var(--border);
  padding: 12px 20px;
  line-height: 1.5;
}
.disclaimer strong { color: var(--amber); }

/* ─── Auth ─── */
.auth-wrap { display: flex; align-items: center; justify-content: center; min-height: 100vh; width: 100%; }
.auth-card { width: 340px; background: var(--bg-panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.auth-card h1 { font-size: 17px; margin: 0 0 4px; }
.auth-card p.sub { color: var(--text-dim); font-size: 12.5px; margin: 0 0 18px; }
.field { margin-bottom: 12px; }
.field label { display: block; font-size: 12px; color: var(--text-dim); margin-bottom: 5px; }
.field input {
  width: 100%; padding: 9px 10px; background: var(--bg-panel-2); border: 1px solid var(--border);
  border-radius: 7px; color: var(--text); font-size: 13.5px;
}
.field input:focus { outline: none; border-color: var(--accent); }
.btn-primary {
  width: 100%; padding: 10px; background: var(--accent); color: #fff; border: none;
  border-radius: 7px; font-size: 13.5px; font-weight: 600; cursor: pointer; margin-top: 6px;
}
.btn-primary:hover { filter: brightness(1.08); }
.auth-toggle { text-align: center; margin-top: 14px; font-size: 12.5px; color: var(--text-dim); }
.auth-toggle button { background: none; border: none; color: var(--accent); cursor: pointer; font-size: 12.5px; }
.form-error { color: var(--red); font-size: 12.5px; margin-top: 8px; min-height: 16px; }

.kill-switch-card { border-color: rgba(239, 74, 95, 0.4); }
.kill-switch-card .btn-danger {
  background: var(--red); color: #fff; border: none; padding: 12px; border-radius: 7px;
  font-weight: 700; font-size: 14px; cursor: pointer; width: 100%;
}