:root{
  --bg:#f5f7fa;
  --card:#ffffff;
  --text:#1f2937;
  --muted:#6b7280;
  --border:#e5e7eb;
  --primary:#2563eb;
  --danger:#dc2626;
  --shadow: 0 12px 30px rgba(16,24,40,.08);
  --radius: 14px;
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  background:var(--bg);
  color:var(--text);
}
a{color:var(--primary); text-decoration:none}
.container{max-width:1100px; margin:0 auto; padding:24px}

.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.card-pad{padding:22px}

.btn{
  border:0;
  border-radius:12px;
  padding:12px 14px;
  font-weight:700;
  cursor:pointer;
}
.btn-primary{background:var(--primary); color:#fff}
.btn-outline{
  background:#fff;
  border:1px solid var(--border);
  color:var(--text);
}

.input{
  width:100%;
  padding:12px 12px;
  border-radius:12px;
  border:1px solid var(--border);
  outline:none;
}
.input:focus{border-color: rgba(37,99,235,.55); box-shadow:0 0 0 4px rgba(37,99,235,.12)}

.grid-2{display:grid; grid-template-columns:1fr 1fr; gap:14px}
.mt-12{margin-top:12px}
.mt-16{margin-top:16px}
.muted{color:var(--muted)}
.topbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 18px; border-bottom:1px solid var(--border);
}
.badge{
  display:inline-flex; align-items:center; gap:8px;
  padding:6px 10px; border-radius:999px;
  border:1px solid var(--border);
  background:#fff;
  font-size:12px; font-weight:700;
}