body {
  margin: 0;
  background: #0f1115;
  color: #eef2f6;
  font-family: Arial, sans-serif;
}

a { color: #88c8ff; }

.page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

h1 {
  font-size: 28px;
  margin: 0;
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.panel {
  background: #171b22;
  border: 1px solid #2a313b;
  border-radius: 8px;
  padding: 16px;
}

.label {
  color: #9aa8b8;
  font-size: 12px;
  text-transform: uppercase;
}

.value {
  font-size: 20px;
  margin-top: 8px;
}

.online { color: #35d07f; }
.offline { color: #ff6b6b; }

table {
  width: 100%;
  border-collapse: collapse;
  background: #171b22;
  border: 1px solid #2a313b;
}

th, td {
  padding: 11px 10px;
  border-bottom: 1px solid #2a313b;
  text-align: left;
  font-size: 13px;
}

th { color: #9aa8b8; font-weight: 600; }

.login {
  max-width: 360px;
  margin: 12vh auto;
}

input, button {
  width: 100%;
  box-sizing: border-box;
  padding: 11px 12px;
  margin-top: 10px;
  border-radius: 6px;
  border: 1px solid #344050;
  background: #0f1115;
  color: #eef2f6;
}

button {
  cursor: pointer;
  border: none;
  background: #35d07f;
  color: #08110d;
  font-weight: 700;
}

@media (max-width: 840px) {
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page { padding: 16px; }
  table { display: block; overflow-x: auto; }
}