:root {
  color-scheme: light;
  --bg: #f7f7f8;
  --card: #ffffff;
  --border: #e2e2e5;
  --text: #1a1a1e;
  --muted: #6b6b73;
  --accent: #2563eb;
  --danger: #dc2626;
  --success: #16a34a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

body.centered {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 24px;
}

.login-card, .qr-card {
  text-align: center;
  max-width: 360px;
  width: 100%;
}

.qr-card img {
  border-radius: 8px;
  border: 1px solid var(--border);
}

.qr-actions {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin: 16px 0;
}

h1 { margin: 0 0 4px; }
h2 { margin-top: 0; }

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

.error { color: var(--danger); }
.success { color: var(--success); }

label {
  display: block;
  margin-bottom: 12px;
  font-size: 14px;
  font-weight: 600;
}

input[type="text"], input[type="url"] {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
}

.button, button.button {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

.button-link {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: 14px;
  padding: 0;
  text-decoration: underline;
}

.button-link.danger { color: var(--danger); }

.google-button { margin-top: 12px; }

.table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.table th, .table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

.table th {
  background: #fafafa;
  font-weight: 600;
  color: var(--muted);
}

.table .truncate {
  max-width: 320px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

code {
  background: #f0f0f2;
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 13px;
}

.token-reveal {
  background: #fffbea;
  border-color: #f5d90a;
}

.token-value {
  display: block;
  margin-top: 8px;
  word-break: break-all;
}

.nav {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 16px 24px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}

.nav-brand { font-weight: 700; }

.nav nav { display: flex; gap: 16px; flex: 1; }

.nav nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}

.nav nav a.active { color: var(--text); }

.nav-user {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
}