:root {
  --bg-dark: #0f172a;
  --panel-bg: #1e293b;
  --panel-border: #334155;
  --accent-green: #10b981;
  --accent-blue: #3b82f6;
  --accent-purple: #8b5cf6;
  --accent-red: #ef4444;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-dark);
  color: var(--text-main);
  padding: 20px;
}

.container { max-width: 1100px; margin: 0 auto; }

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--panel-border);
  margin-bottom: 25px;
}

.brand { display: flex; align-items: center; gap: 12px; }

.brand-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--accent-green), var(--accent-blue));
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

.card {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
}

.card-title { font-size: 16px; font-weight: 700; margin-bottom: 15px; }

.form-group { margin-bottom: 15px; }
.form-group label { display: block; font-size: 12px; color: var(--text-muted); margin-bottom: 5px; }
.form-control {
  width: 100%;
  background: var(--bg-dark);
  border: 1px solid var(--panel-border);
  color: #fff;
  padding: 10px;
  border-radius: 8px;
  outline: none;
}

.btn {
  background: linear-gradient(135deg, var(--accent-green), var(--accent-blue));
  color: #fff; border: none; padding: 10px 18px; border-radius: 8px; font-weight: 600; cursor: pointer;
}

table { width: 100%; border-collapse: collapse; margin-top: 10px; }
th, td { padding: 10px; text-align: left; border-bottom: 1px solid var(--panel-border); font-size: 13px; }
th { color: var(--text-muted); background: rgba(0,0,0,0.2); }