:root {
  --primary: #2563eb; --danger: #dc2626; --bg: #f8fafc; --text: #111827; --muted: #6b7280;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
.app-header { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 16px; background: white; border-bottom: 1px solid #e5e7eb; }
.user-box { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.container { padding: 12px; }
.card { background: white; border: 1px solid #e5e7eb; border-radius: 10px; padding: 14px; margin-bottom: 14px; }
.auth-card { max-width: 480px; margin: 0 auto; }

.form-row { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
input, select, button { font-size: 16px; }
input, select { padding: 12px; border: 1px solid #d1d5db; border-radius: 8px; width: 100%; background: #fff; }
.btn { padding: 12px 14px; border: 1px solid #d1d5db; border-radius: 8px; background: white; cursor: pointer; }
.btn.primary { background: var(--primary); color: white; border-color: var(--primary); }
.btn.danger { background: var(--danger); color: white; border-color: var(--danger); }
.btn.full { width: 100%; }
.btn.inline { margin-right: 8px; }

.list { list-style: none; padding: 0; margin: 0; }
.list li { padding: 10px 0; border-bottom: 1px solid #e5e7eb; }

.banner { padding: 10px; border-radius: 8px; margin-bottom: 12px; font-size: 14px; }
.banner.warn { background: #fff7ed; border: 1px solid #fdba74; }
.banner.ok { background: #ecfdf5; border: 1px solid #6ee7b7; }
.muted { color: var(--muted); }

.grid { display: grid; gap: 14px; }
@media (min-width: 640px) { .container { padding: 16px; } }
@media (min-width: 768px) { .container { padding: 24px; max-width: 1000px; margin: 0 auto; } }

/*ユーザーリスト横長カード＋縦並びstyle.css に追記 */
.user-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1rem;
}

.user-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #f4f4f4;
  border: 1px solid #ccc;
  border-radius: 6px;
  padding: 0.75rem 1rem;
}

.user-info {
  display: flex;
  flex-direction: column;
}

.role-tag {
  font-size: 0.85rem;
  color: #666;
}

.user-actions {
  display: flex;
  gap: 0.5rem;
}

.btn.warn {
  background-color: #e74c3c;
  color: white;
}

.card {
  background: #fff;
  border: 2px solid #ccc;
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.card::before {
  content: "";
  display: block;
  width: 6px;
  height: 100%;
  background-color: #3498db;
  position: absolute;
  left: 0;
  top: 0;
  border-radius: 8px 0 0 8px;
}
.card {
  position: relative;
  padding-left: 1.5rem;
}