:root {
  --bg-color: #0b0f19;
  --card-bg: #151d30;
  --input-bg: #1e293b;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --accent: #38bdf8;
  --accent-hover: #0284c7;
  --success: #22c55e;
  --border: #334155;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  display: flex;
  justify-content: center;
  padding: 2rem 1rem;
}

.dashboard-container {
  width: 100%;
  max-width: 1000px;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1rem;
  margin-bottom: 2rem;
}

.header h1 {
  margin: 0;
  font-size: 1.8rem;
}

.subtitle {
  margin: 0.25rem 0 0 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.badge {
  background-color: var(--border);
  padding: 0.4rem 0.9rem;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
}

.badge.online {
  background-color: rgba(34, 197, 94, 0.15);
  color: var(--success);
  border: 1px solid var(--success);
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .content-grid {
    grid-template-columns: 1fr;
  }
}

.card {
  background-color: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.card h2 {
  margin-top: 0;
  font-size: 1.2rem;
  color: var(--accent);
}

.form-group {
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

input, select {
  background-color: var(--input-bg);
  border: 1px solid var(--border);
  color: var(--text-main);
  padding: 0.75rem;
  border-radius: 8px;
  font-size: 0.95rem;
  outline: none;
}

input:focus, select:focus {
  border-color: var(--accent);
}

.btn {
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  padding: 0.75rem 1.25rem;
  font-size: 0.95rem;
  transition: background 0.2s;
}

.btn-primary {
  background-color: var(--accent);
  color: #000;
  width: 100%;
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  color: #fff;
}

.btn-secondary {
  background-color: var(--input-bg);
  color: var(--text-main);
  border: 1px solid var(--border);
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
}

.output-box {
  margin-top: 1.5rem;
  background-color: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
}

.output-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.hidden {
  display: none;
}

ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

li {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

li:last-child {
  border-bottom: none;
}