:root {
  --bg: #f5f6fa;
  --card: #ffffff;
  --text: #1a1a2e;
  --accent: #b0358b;
  --muted: #666;
  --border: #ddd;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  background: var(--text);
  color: #fff;
}

.topbar a {
  color: #fff;
  margin-left: 1rem;
  text-decoration: none;
}

.container {
  max-width: 960px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  margin-bottom: 1rem;
}

h1, h2 { margin-top: 0; }

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  padding: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border: 0;
  border-radius: 8px;
  padding: 0.6rem 1rem;
  text-decoration: none;
  cursor: pointer;
}

.field { margin-bottom: 1rem; }

.field label { display: block; margin-bottom: 0.35rem; font-weight: 600; }

.field input, .field select, .field textarea {
  width: 100%;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.error { color: #b00020; }

.muted { color: var(--muted); }

.btn-secondary {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
}

.qr-camera-wrap {
  margin-bottom: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}

.qr-reader {
  width: 100%;
  max-width: 360px;
  min-height: 240px;
  margin: 0 auto 0.75rem;
  border-radius: 8px;
  overflow: hidden;
  background: #111;
}

.qr-camera-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.qr-camera-status {
  margin: 0.75rem 0 0;
  font-size: 0.95rem;
}