:root {
  --bg: #0f1419;
  --bg2: #1a222d;
  --bg3: #243040;
  --text: #e8eef4;
  --muted: #8b9aab;
  --accent: #3d9cf0;
  --accent2: #2dd4a8;
  --warn: #f0b429;
  --danger: #f07178;
  --border: #2e3a4a;
  --radius: 12px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100%;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.shell { max-width: 1180px; margin: 0 auto; padding: 1.25rem 1rem 3rem; }

.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}
.brand { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.02em; }
.brand span { color: var(--accent2); }
.nav { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; }
.nav a, .nav button {
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.45rem 0.85rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
}
.nav a.active { border-color: var(--accent); color: var(--accent); }

.login-card {
  max-width: 380px;
  margin: 4rem auto;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
}
.login-card h1 { margin: 0 0 0.35rem; font-size: 1.4rem; }
.login-card p { color: var(--muted); margin: 0 0 1.25rem; font-size: 0.9rem; }
.login-card label { display: block; font-size: 0.85rem; color: var(--muted); margin-bottom: 0.35rem; }
.login-card input {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  margin-bottom: 1rem;
}
.login-card button, .btn {
  background: var(--accent);
  color: #061018;
  border: none;
  font-weight: 600;
  padding: 0.65rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  width: 100%;
}
.btn.secondary { background: var(--bg3); color: var(--text); width: auto; }
.error { color: var(--danger); font-size: 0.85rem; margin-top: 0.5rem; min-height: 1.2em; }

.kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.kpi {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
}
.kpi .label { color: var(--muted); font-size: 0.8rem; margin-bottom: 0.35rem; }
.kpi .value { font-size: 1.55rem; font-weight: 700; }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
@media (max-width: 860px) {
  .grid-2 { grid-template-columns: 1fr; }
}

.panel {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  overflow: hidden;
}
.panel h2 {
  margin: 0 0 0.85rem;
  font-size: 1rem;
  font-weight: 600;
}
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.85rem;
}
.panel-head h2 { margin: 0; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
th, td {
  text-align: left;
  padding: 0.5rem 0.4rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
th { color: var(--muted); font-weight: 500; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.03em; }
tr:hover td { background: rgba(255,255,255,0.02); }
.badge {
  display: inline-block;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  font-size: 0.75rem;
  background: var(--bg3);
}
.badge.in { background: rgba(45, 212, 168, 0.2); color: var(--accent2); }
.badge.out { color: var(--muted); }

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1rem;
  align-items: end;
}
.filters label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.75rem;
  color: var(--muted);
}
.filters input, .filters select {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 0.45rem 0.55rem;
  min-width: 120px;
}
.muted { color: var(--muted); font-size: 0.85rem; }
.chart-wrap { position: relative; height: 220px; }
.status-pills { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 0.75rem; }
.status-pills span {
  background: var(--bg3);
  border-radius: 6px;
  padding: 0.25rem 0.5rem;
  font-size: 0.78rem;
}
#app[hidden], #login[hidden] { display: none !important; }